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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6

Browse source 
Conflicts:
	drivers/net/wireless/iwlwifi/iwl-core.h
This commit is contained in:
David S. Miller 2010-01-19 11:43:42 -08:00
parent 6d955180b2 730dd70549
commit 6373464288
92 changed files with 7263 additions and 2760 deletions
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2
Documentation/DocBook/mac80211.tmpl
View file

@ -144,7 +144,7 @@ usage should require reading the full document.
this though and the recommendation to allow only a single
interface in STA mode at first!
</para>
!Finclude/net/mac80211.h ieee80211_if_init_conf
!Finclude/net/mac80211.h ieee80211_vif
</chapter>
<chapter id="rx-tx">

24
drivers/net/wireless/ath/ath5k/ath5k.h
View file

@ -1063,6 +1063,7 @@ struct ath5k_hw {
u32 ah_cw_min;
u32 ah_cw_max;
u32 ah_limit_tx_retries;
u8 ah_coverage_class;
/* Antenna Control */
u32 ah_ant_ctl[AR5K_EEPROM_N_MODES][AR5K_ANT_MAX];
@ -1200,6 +1201,7 @@ extern bool ath5k_eeprom_is_hb63(struct ath5k_hw *ah);
/* Protocol Control Unit Functions */
extern int ath5k_hw_set_opmode(struct ath5k_hw *ah);
extern void ath5k_hw_set_coverage_class(struct ath5k_hw *ah, u8 coverage_class);
/* BSSID Functions */
extern int ath5k_hw_set_lladdr(struct ath5k_hw *ah, const u8 *mac);
extern void ath5k_hw_set_associd(struct ath5k_hw *ah);
@ -1231,6 +1233,10 @@ extern int ath5k_hw_set_ack_timeout(struct ath5k_hw *ah, unsigned int timeout);
extern unsigned int ath5k_hw_get_ack_timeout(struct ath5k_hw *ah);
extern int ath5k_hw_set_cts_timeout(struct ath5k_hw *ah, unsigned int timeout);
extern unsigned int ath5k_hw_get_cts_timeout(struct ath5k_hw *ah);
/* Clock rate related functions */
unsigned int ath5k_hw_htoclock(struct ath5k_hw *ah, unsigned int usec);
unsigned int ath5k_hw_clocktoh(struct ath5k_hw *ah, unsigned int clock);
unsigned int ath5k_hw_get_clockrate(struct ath5k_hw *ah);
/* Key table (WEP) functions */
extern int ath5k_hw_reset_key(struct ath5k_hw *ah, u16 entry);
extern int ath5k_hw_is_key_valid(struct ath5k_hw *ah, u16 entry);
@ -1310,24 +1316,6 @@ extern int ath5k_hw_set_txpower_limit(struct ath5k_hw *ah, u8 txpower);
* Functions used internaly
*/
/*
* Translate usec to hw clock units
* TODO: Half/quarter rate
*/
static inline unsigned int ath5k_hw_htoclock(unsigned int usec, bool turbo)
{
return turbo ? (usec * 80) : (usec * 40);
}
/*
* Translate hw clock units to usec
* TODO: Half/quarter rate
*/
static inline unsigned int ath5k_hw_clocktoh(unsigned int clock, bool turbo)
{
return turbo ? (clock / 80) : (clock / 40);
}
static inline struct ath_common *ath5k_hw_common(struct ath5k_hw *ah)
{
return &ah->common;

22
drivers/net/wireless/ath/ath5k/base.c
View file

@ -254,6 +254,8 @@ static void ath5k_bss_info_changed(struct ieee80211_hw *hw,
u32 changes);
static void ath5k_sw_scan_start(struct ieee80211_hw *hw);
static void ath5k_sw_scan_complete(struct ieee80211_hw *hw);
static void ath5k_set_coverage_class(struct ieee80211_hw *hw,
u8 coverage_class);
static const struct ieee80211_ops ath5k_hw_ops = {
.tx = ath5k_tx,
@ -274,6 +276,7 @@ static const struct ieee80211_ops ath5k_hw_ops = {
.bss_info_changed = ath5k_bss_info_changed,
.sw_scan_start = ath5k_sw_scan_start,
.sw_scan_complete = ath5k_sw_scan_complete,
.set_coverage_class = ath5k_set_coverage_class,
};
/*
@ -3262,3 +3265,22 @@ static void ath5k_sw_scan_complete(struct ieee80211_hw *hw)
ath5k_hw_set_ledstate(sc->ah, sc->assoc ?
AR5K_LED_ASSOC : AR5K_LED_INIT);
}
/**
* ath5k_set_coverage_class - Set IEEE 802.11 coverage class
*
* @hw: struct ieee80211_hw pointer
* @coverage_class: IEEE 802.11 coverage class number
*
* Mac80211 callback. Sets slot time, ACK timeout and CTS timeout for given
* coverage class. The values are persistent, they are restored after device
* reset.
*/
static void ath5k_set_coverage_class(struct ieee80211_hw *hw, u8 coverage_class)
{
struct ath5k_softc *sc = hw->priv;
mutex_lock(&sc->lock);
ath5k_hw_set_coverage_class(sc->ah, coverage_class);
mutex_unlock(&sc->lock);
}

32
drivers/net/wireless/ath/ath5k/eeprom.c
View file

@ -97,7 +97,7 @@ ath5k_eeprom_init_header(struct ath5k_hw *ah)
struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
int ret;
u16 val;
u32 cksum, offset;
u32 cksum, offset, eep_max = AR5K_EEPROM_INFO_MAX;
/*
* Read values from EEPROM and store them in the capability structure
@ -116,12 +116,38 @@ ath5k_eeprom_init_header(struct ath5k_hw *ah)
* Validate the checksum of the EEPROM date. There are some
* devices with invalid EEPROMs.
*/
for (cksum = 0, offset = 0; offset < AR5K_EEPROM_INFO_MAX; offset++) {
AR5K_EEPROM_READ(AR5K_EEPROM_SIZE_UPPER, val);
if (val) {
eep_max = (val & AR5K_EEPROM_SIZE_UPPER_MASK) <<
AR5K_EEPROM_SIZE_ENDLOC_SHIFT;
AR5K_EEPROM_READ(AR5K_EEPROM_SIZE_LOWER, val);
eep_max = (eep_max | val) - AR5K_EEPROM_INFO_BASE;
/*
* Fail safe check to prevent stupid loops due
* to busted EEPROMs. XXX: This value is likely too
* big still, waiting on a better value.
*/
if (eep_max > (3 * AR5K_EEPROM_INFO_MAX)) {
ATH5K_ERR(ah->ah_sc, "Invalid max custom EEPROM size: "
"%d (0x%04x) max expected: %d (0x%04x)\n",
eep_max, eep_max,
3 * AR5K_EEPROM_INFO_MAX,
3 * AR5K_EEPROM_INFO_MAX);
return -EIO;
}
}
for (cksum = 0, offset = 0; offset < eep_max; offset++) {
AR5K_EEPROM_READ(AR5K_EEPROM_INFO(offset), val);
cksum ^= val;
}
if (cksum != AR5K_EEPROM_INFO_CKSUM) {
ATH5K_ERR(ah->ah_sc, "Invalid EEPROM checksum 0x%04x\n", cksum);
ATH5K_ERR(ah->ah_sc, "Invalid EEPROM "
"checksum: 0x%04x eep_max: 0x%04x (%s)\n",
cksum, eep_max,
eep_max == AR5K_EEPROM_INFO_MAX ?
"default size" : "custom size");
return -EIO;
}

8
drivers/net/wireless/ath/ath5k/eeprom.h
View file

@ -37,6 +37,14 @@
#define AR5K_EEPROM_RFKILL_POLARITY_S 1
#define AR5K_EEPROM_REG_DOMAIN 0x00bf /* EEPROM regdom */
/* FLASH(EEPROM) Defines for AR531X chips */
#define AR5K_EEPROM_SIZE_LOWER 0x1b /* size info -- lower */
#define AR5K_EEPROM_SIZE_UPPER 0x1c /* size info -- upper */
#define AR5K_EEPROM_SIZE_UPPER_MASK 0xfff0
#define AR5K_EEPROM_SIZE_UPPER_SHIFT 4
#define AR5K_EEPROM_SIZE_ENDLOC_SHIFT 12
#define AR5K_EEPROM_CHECKSUM 0x00c0 /* EEPROM checksum */
#define AR5K_EEPROM_INFO_BASE 0x00c0 /* EEPROM header */
#define AR5K_EEPROM_INFO_MAX (0x400 - AR5K_EEPROM_INFO_BASE)

121
drivers/net/wireless/ath/ath5k/pcu.c
View file

@ -187,8 +187,8 @@ unsigned int ath5k_hw_get_ack_timeout(struct ath5k_hw *ah)
{
ATH5K_TRACE(ah->ah_sc);
return ath5k_hw_clocktoh(AR5K_REG_MS(ath5k_hw_reg_read(ah,
AR5K_TIME_OUT), AR5K_TIME_OUT_ACK), ah->ah_turbo);
return ath5k_hw_clocktoh(ah, AR5K_REG_MS(ath5k_hw_reg_read(ah,
AR5K_TIME_OUT), AR5K_TIME_OUT_ACK));
}
/**
@ -200,12 +200,12 @@ unsigned int ath5k_hw_get_ack_timeout(struct ath5k_hw *ah)
int ath5k_hw_set_ack_timeout(struct ath5k_hw *ah, unsigned int timeout)
{
ATH5K_TRACE(ah->ah_sc);
if (ath5k_hw_clocktoh(AR5K_REG_MS(0xffffffff, AR5K_TIME_OUT_ACK),
ah->ah_turbo) <= timeout)
if (ath5k_hw_clocktoh(ah, AR5K_REG_MS(0xffffffff, AR5K_TIME_OUT_ACK))
<= timeout)
return -EINVAL;
AR5K_REG_WRITE_BITS(ah, AR5K_TIME_OUT, AR5K_TIME_OUT_ACK,
ath5k_hw_htoclock(timeout, ah->ah_turbo));
ath5k_hw_htoclock(ah, timeout));
return 0;
}
@ -218,8 +218,8 @@ int ath5k_hw_set_ack_timeout(struct ath5k_hw *ah, unsigned int timeout)
unsigned int ath5k_hw_get_cts_timeout(struct ath5k_hw *ah)
{
ATH5K_TRACE(ah->ah_sc);
return ath5k_hw_clocktoh(AR5K_REG_MS(ath5k_hw_reg_read(ah,
AR5K_TIME_OUT), AR5K_TIME_OUT_CTS), ah->ah_turbo);
return ath5k_hw_clocktoh(ah, AR5K_REG_MS(ath5k_hw_reg_read(ah,
AR5K_TIME_OUT), AR5K_TIME_OUT_CTS));
}
/**
@ -231,16 +231,96 @@ unsigned int ath5k_hw_get_cts_timeout(struct ath5k_hw *ah)
int ath5k_hw_set_cts_timeout(struct ath5k_hw *ah, unsigned int timeout)
{
ATH5K_TRACE(ah->ah_sc);
if (ath5k_hw_clocktoh(AR5K_REG_MS(0xffffffff, AR5K_TIME_OUT_CTS),
ah->ah_turbo) <= timeout)
if (ath5k_hw_clocktoh(ah, AR5K_REG_MS(0xffffffff, AR5K_TIME_OUT_CTS))
<= timeout)
return -EINVAL;
AR5K_REG_WRITE_BITS(ah, AR5K_TIME_OUT, AR5K_TIME_OUT_CTS,
ath5k_hw_htoclock(timeout, ah->ah_turbo));
ath5k_hw_htoclock(ah, timeout));
return 0;
}
/**
* ath5k_hw_htoclock - Translate usec to hw clock units
*
* @ah: The &struct ath5k_hw
* @usec: value in microseconds
*/
unsigned int ath5k_hw_htoclock(struct ath5k_hw *ah, unsigned int usec)
{
return usec * ath5k_hw_get_clockrate(ah);
}
/**
* ath5k_hw_clocktoh - Translate hw clock units to usec
* @clock: value in hw clock units
*/
unsigned int ath5k_hw_clocktoh(struct ath5k_hw *ah, unsigned int clock)
{
return clock / ath5k_hw_get_clockrate(ah);
}
/**
* ath5k_hw_get_clockrate - Get the clock rate for current mode
*
* @ah: The &struct ath5k_hw
*/
unsigned int ath5k_hw_get_clockrate(struct ath5k_hw *ah)
{
struct ieee80211_channel *channel = ah->ah_current_channel;
int clock;
if (channel->hw_value & CHANNEL_5GHZ)
clock = 40; /* 802.11a */
else if (channel->hw_value & CHANNEL_CCK)
clock = 22; /* 802.11b */
else
clock = 44; /* 802.11g */
/* Clock rate in turbo modes is twice the normal rate */
if (channel->hw_value & CHANNEL_TURBO)
clock *= 2;
return clock;
}
/**
* ath5k_hw_get_default_slottime - Get the default slot time for current mode
*
* @ah: The &struct ath5k_hw
*/
unsigned int ath5k_hw_get_default_slottime(struct ath5k_hw *ah)
{
struct ieee80211_channel *channel = ah->ah_current_channel;
if (channel->hw_value & CHANNEL_TURBO)
return 6; /* both turbo modes */
if (channel->hw_value & CHANNEL_CCK)
return 20; /* 802.11b */
return 9; /* 802.11 a/g */
}
/**
* ath5k_hw_get_default_sifs - Get the default SIFS for current mode
*
* @ah: The &struct ath5k_hw
*/
unsigned int ath5k_hw_get_default_sifs(struct ath5k_hw *ah)
{
struct ieee80211_channel *channel = ah->ah_current_channel;
if (channel->hw_value & CHANNEL_TURBO)
return 8; /* both turbo modes */
if (channel->hw_value & CHANNEL_5GHZ)
return 16; /* 802.11a */
return 10; /* 802.11 b/g */
}
/**
* ath5k_hw_set_lladdr - Set station id
*
@ -1050,3 +1130,24 @@ int ath5k_hw_set_key_lladdr(struct ath5k_hw *ah, u16 entry, const u8 *mac)
return 0;
}
/**
* ath5k_hw_set_coverage_class - Set IEEE 802.11 coverage class
*
* @ah: The &struct ath5k_hw
* @coverage_class: IEEE 802.11 coverage class number
*
* Sets slot time, ACK timeout and CTS timeout for given coverage class.
*/
void ath5k_hw_set_coverage_class(struct ath5k_hw *ah, u8 coverage_class)
{
/* As defined by IEEE 802.11-2007 17.3.8.6 */
int slot_time = ath5k_hw_get_default_slottime(ah) + 3 * coverage_class;
int ack_timeout = ath5k_hw_get_default_sifs(ah) + slot_time;
int cts_timeout = ack_timeout;
ath5k_hw_set_slot_time(ah, slot_time);
ath5k_hw_set_ack_timeout(ah, ack_timeout);
ath5k_hw_set_cts_timeout(ah, cts_timeout);
ah->ah_coverage_class = coverage_class;
}

20
drivers/net/wireless/ath/ath5k/qcu.c
View file

@ -520,12 +520,16 @@ int ath5k_hw_reset_tx_queue(struct ath5k_hw *ah, unsigned int queue)
*/
unsigned int ath5k_hw_get_slot_time(struct ath5k_hw *ah)
{
unsigned int slot_time_clock;
ATH5K_TRACE(ah->ah_sc);
if (ah->ah_version == AR5K_AR5210)
return ath5k_hw_clocktoh(ath5k_hw_reg_read(ah,
AR5K_SLOT_TIME) & 0xffff, ah->ah_turbo);
slot_time_clock = ath5k_hw_reg_read(ah, AR5K_SLOT_TIME);
else
return ath5k_hw_reg_read(ah, AR5K_DCU_GBL_IFS_SLOT) & 0xffff;
slot_time_clock = ath5k_hw_reg_read(ah, AR5K_DCU_GBL_IFS_SLOT);
return ath5k_hw_clocktoh(ah, slot_time_clock & 0xffff);
}
/*
@ -533,15 +537,17 @@ unsigned int ath5k_hw_get_slot_time(struct ath5k_hw *ah)
*/
int ath5k_hw_set_slot_time(struct ath5k_hw *ah, unsigned int slot_time)
{
u32 slot_time_clock = ath5k_hw_htoclock(ah, slot_time);
ATH5K_TRACE(ah->ah_sc);
if (slot_time < AR5K_SLOT_TIME_9 || slot_time > AR5K_SLOT_TIME_MAX)
if (slot_time < 6 || slot_time_clock > AR5K_SLOT_TIME_MAX)
return -EINVAL;
if (ah->ah_version == AR5K_AR5210)
ath5k_hw_reg_write(ah, ath5k_hw_htoclock(slot_time,
ah->ah_turbo), AR5K_SLOT_TIME);
ath5k_hw_reg_write(ah, slot_time_clock, AR5K_SLOT_TIME);
else
ath5k_hw_reg_write(ah, slot_time, AR5K_DCU_GBL_IFS_SLOT);
ath5k_hw_reg_write(ah, slot_time_clock, AR5K_DCU_GBL_IFS_SLOT);
return 0;
}

9
drivers/net/wireless/ath/ath5k/reset.c
View file

@ -60,12 +60,11 @@ static inline int ath5k_hw_write_ofdm_timings(struct ath5k_hw *ah,
!(channel->hw_value & CHANNEL_OFDM));
/* Get coefficient
* ALGO: coef = (5 * clock * carrier_freq) / 2)
* ALGO: coef = (5 * clock / carrier_freq) / 2
* we scale coef by shifting clock value by 24 for
* better precision since we use integers */
/* TODO: Half/quarter rate */
clock = ath5k_hw_htoclock(1, channel->hw_value & CHANNEL_TURBO);
clock = (channel->hw_value & CHANNEL_TURBO) ? 80 : 40;
coef_scaled = ((5 * (clock << 24)) / 2) / channel->center_freq;
/* Get exponent
@ -1317,6 +1316,10 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode,
/* Restore antenna mode */
ath5k_hw_set_antenna_mode(ah, ah->ah_ant_mode);
/* Restore slot time and ACK timeouts */
if (ah->ah_coverage_class > 0)
ath5k_hw_set_coverage_class(ah, ah->ah_coverage_class);
/*
* Configure QCUs/DCUs
*/

2
drivers/net/wireless/ath/ath9k/Kconfig
View file

@ -25,7 +25,7 @@ config ATH9K
config ATH9K_DEBUGFS
bool "Atheros ath9k debugging"
depends on ATH9K
depends on ATH9K && DEBUG_FS
---help---
Say Y, if you need access to ath9k's statistics for
interrupts, rate control, etc.

2
drivers/net/wireless/ath/ath9k/Makefile
View file

@ -1,4 +1,6 @@
ath9k-y += beacon.o \
gpio.o \
init.o \
main.o \
recv.o \
xmit.o \

25
drivers/net/wireless/ath/ath9k/ahb.c
View file

@ -121,16 +121,19 @@ static int ath_ahb_probe(struct platform_device *pdev)
sc->mem = mem;
sc->irq = irq;
ret = ath_init_device(AR5416_AR9100_DEVID, sc, 0x0, &ath_ahb_bus_ops);
if (ret) {
dev_err(&pdev->dev, "failed to initialize device\n");
goto err_free_hw;
}
/* Will be cleared in ath9k_start() */
sc->sc_flags |= SC_OP_INVALID;
ret = request_irq(irq, ath_isr, IRQF_SHARED, "ath9k", sc);
if (ret) {
dev_err(&pdev->dev, "request_irq failed\n");
goto err_detach;
goto err_free_hw;
}
ret = ath9k_init_device(AR5416_AR9100_DEVID, sc, 0x0, &ath_ahb_bus_ops);
if (ret) {
dev_err(&pdev->dev, "failed to initialize device\n");
goto err_irq;
}
ah = sc->sc_ah;
@ -143,8 +146,8 @@ static int ath_ahb_probe(struct platform_device *pdev)
return 0;
err_detach:
ath_detach(sc);
err_irq:
free_irq(irq, sc);
err_free_hw:
ieee80211_free_hw(hw);
platform_set_drvdata(pdev, NULL);
@ -161,8 +164,12 @@ static int ath_ahb_remove(struct platform_device *pdev)
if (hw) {
struct ath_wiphy *aphy = hw->priv;
struct ath_softc *sc = aphy->sc;
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
ath_cleanup(sc);
ath9k_deinit_device(sc);
free_irq(sc->irq, sc);
ieee80211_free_hw(sc->hw);
ath_bus_cleanup(common);
platform_set_drvdata(pdev, NULL);
}

76
drivers/net/wireless/ath/ath9k/ath9k.h
View file

@ -33,11 +33,11 @@ struct ath_node;
/* Macro to expand scalars to 64-bit objects */
#define ito64(x) (sizeof(x) == 8) ? \
#define ito64(x) (sizeof(x) == 1) ? \
(((unsigned long long int)(x)) & (0xff)) : \
(sizeof(x) == 16) ? \
(sizeof(x) == 2) ? \
(((unsigned long long int)(x)) & 0xffff) : \
((sizeof(x) == 32) ? \
((sizeof(x) == 4) ? \
(((unsigned long long int)(x)) & 0xffffffff) : \
(unsigned long long int)(x))
@ -341,6 +341,12 @@ int ath_beaconq_config(struct ath_softc *sc);
#define ATH_LONG_CALINTERVAL 30000 /* 30 seconds */
#define ATH_RESTART_CALINTERVAL 1200000 /* 20 minutes */
void ath_ani_calibrate(unsigned long data);
/**********/
/* BTCOEX */
/**********/
/* Defines the BT AR_BT_COEX_WGHT used */
enum ath_stomp_type {
ATH_BTCOEX_NO_STOMP,
@ -361,6 +367,10 @@ struct ath_btcoex {
struct ath_gen_timer *no_stomp_timer; /* Timer for no BT stomping */
};
int ath_init_btcoex_timer(struct ath_softc *sc);
void ath9k_btcoex_timer_resume(struct ath_softc *sc);
void ath9k_btcoex_timer_pause(struct ath_softc *sc);
/********************/
/* LED Control */
/********************/
@ -385,6 +395,9 @@ struct ath_led {
bool registered;
};
void ath_init_leds(struct ath_softc *sc);
void ath_deinit_leds(struct ath_softc *sc);
/********************/
/* Main driver core */
/********************/
@ -403,26 +416,28 @@ struct ath_led {
#define ATH_TXPOWER_MAX 100 /* .5 dBm units */
#define ATH_RATE_DUMMY_MARKER 0
#define SC_OP_INVALID BIT(0)
#define SC_OP_BEACONS BIT(1)
#define SC_OP_RXAGGR BIT(2)
#define SC_OP_TXAGGR BIT(3)
#define SC_OP_FULL_RESET BIT(4)
#define SC_OP_PREAMBLE_SHORT BIT(5)
#define SC_OP_PROTECT_ENABLE BIT(6)
#define SC_OP_RXFLUSH BIT(7)
#define SC_OP_LED_ASSOCIATED BIT(8)
#define SC_OP_WAIT_FOR_BEACON BIT(12)
#define SC_OP_LED_ON BIT(13)
#define SC_OP_SCANNING BIT(14)
#define SC_OP_TSF_RESET BIT(15)
#define SC_OP_WAIT_FOR_CAB BIT(16)
#define SC_OP_WAIT_FOR_PSPOLL_DATA BIT(17)
#define SC_OP_WAIT_FOR_TX_ACK BIT(18)
#define SC_OP_BEACON_SYNC BIT(19)
#define SC_OP_BT_PRIORITY_DETECTED BIT(21)
#define SC_OP_NULLFUNC_COMPLETED BIT(22)
#define SC_OP_PS_ENABLED BIT(23)
#define SC_OP_INVALID BIT(0)
#define SC_OP_BEACONS BIT(1)
#define SC_OP_RXAGGR BIT(2)
#define SC_OP_TXAGGR BIT(3)
#define SC_OP_FULL_RESET BIT(4)
#define SC_OP_PREAMBLE_SHORT BIT(5)
#define SC_OP_PROTECT_ENABLE BIT(6)
#define SC_OP_RXFLUSH BIT(7)
#define SC_OP_LED_ASSOCIATED BIT(8)
#define SC_OP_LED_ON BIT(9)
#define SC_OP_SCANNING BIT(10)
#define SC_OP_TSF_RESET BIT(11)
#define SC_OP_BT_PRIORITY_DETECTED BIT(12)
/* Powersave flags */
#define PS_WAIT_FOR_BEACON BIT(0)
#define PS_WAIT_FOR_CAB BIT(1)
#define PS_WAIT_FOR_PSPOLL_DATA BIT(2)
#define PS_WAIT_FOR_TX_ACK BIT(3)
#define PS_BEACON_SYNC BIT(4)
#define PS_NULLFUNC_COMPLETED BIT(5)
#define PS_ENABLED BIT(6)
struct ath_wiphy;
struct ath_rate_table;
@ -458,6 +473,7 @@ struct ath_softc {
u32 intrstatus;
u32 sc_flags; /* SC_OP_* */
u16 ps_flags; /* PS_* */
u16 curtxpow;
u8 nbcnvifs;
u16 nvifs;
@ -508,6 +524,7 @@ struct ath_wiphy {
int chan_is_ht;
};
void ath9k_tasklet(unsigned long data);
int ath_reset(struct ath_softc *sc, bool retry_tx);
int ath_get_hal_qnum(u16 queue, struct ath_softc *sc);
int ath_get_mac80211_qnum(u32 queue, struct ath_softc *sc);
@ -524,15 +541,15 @@ static inline void ath_bus_cleanup(struct ath_common *common)
}
extern struct ieee80211_ops ath9k_ops;
extern int modparam_nohwcrypt;
irqreturn_t ath_isr(int irq, void *dev);
void ath_cleanup(struct ath_softc *sc);
int ath_init_device(u16 devid, struct ath_softc *sc, u16 subsysid,
int ath9k_init_device(u16 devid, struct ath_softc *sc, u16 subsysid,
const struct ath_bus_ops *bus_ops);
void ath_detach(struct ath_softc *sc);
void ath9k_deinit_device(struct ath_softc *sc);
const char *ath_mac_bb_name(u32 mac_bb_version);
const char *ath_rf_name(u16 rf_version);
void ath_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw);
void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw);
void ath9k_update_ichannel(struct ath_softc *sc, struct ieee80211_hw *hw,
struct ath9k_channel *ichan);
void ath_update_chainmask(struct ath_softc *sc, int is_ht);
@ -541,6 +558,7 @@ int ath_set_channel(struct ath_softc *sc, struct ieee80211_hw *hw,
void ath_radio_enable(struct ath_softc *sc, struct ieee80211_hw *hw);
void ath_radio_disable(struct ath_softc *sc, struct ieee80211_hw *hw);
bool ath9k_setpower(struct ath_softc *sc, enum ath9k_power_mode mode);
#ifdef CONFIG_PCI
int ath_pci_init(void);
@ -582,4 +600,8 @@ void ath_mac80211_stop_queue(struct ath_softc *sc, u16 skb_queue);
void ath_mac80211_start_queue(struct ath_softc *sc, u16 skb_queue);
int ath_tx_get_qnum(struct ath_softc *sc, int qtype, int haltype);
void ath_start_rfkill_poll(struct ath_softc *sc);
extern void ath9k_rfkill_poll_state(struct ieee80211_hw *hw);
#endif /* ATH9K_H */

3
drivers/net/wireless/ath/ath9k/beacon.c
View file

@ -480,7 +480,8 @@ void ath_beacon_tasklet(unsigned long data)
sc->beacon.updateslot = COMMIT; /* commit next beacon */
sc->beacon.slotupdate = slot;
} else if (sc->beacon.updateslot == COMMIT && sc->beacon.slotupdate == slot) {
ath9k_hw_setslottime(sc->sc_ah, sc->beacon.slottime);
ah->slottime = sc->beacon.slottime;
ath9k_hw_init_global_settings(ah);
sc->beacon.updateslot = OK;
}
if (bfaddr != 0) {

118
drivers/net/wireless/ath/ath9k/debug.c
View file

@ -580,6 +580,116 @@ static const struct file_operations fops_xmit = {
.owner = THIS_MODULE
};
static ssize_t read_file_recv(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
#define PHY_ERR(s, p) \
len += snprintf(buf + len, size - len, "%18s : %10u\n", s, \
sc->debug.stats.rxstats.phy_err_stats[p]);
struct ath_softc *sc = file->private_data;
char *buf;
unsigned int len = 0, size = 1152;
ssize_t retval = 0;
buf = kzalloc(size, GFP_KERNEL);
if (buf == NULL)
return 0;
len += snprintf(buf + len, size - len,
"%18s : %10u\n", "CRC ERR",
sc->debug.stats.rxstats.crc_err);
len += snprintf(buf + len, size - len,
"%18s : %10u\n", "DECRYPT CRC ERR",
sc->debug.stats.rxstats.decrypt_crc_err);
len += snprintf(buf + len, size - len,
"%18s : %10u\n", "PHY ERR",
sc->debug.stats.rxstats.phy_err);
len += snprintf(buf + len, size - len,
"%18s : %10u\n", "MIC ERR",
sc->debug.stats.rxstats.mic_err);
len += snprintf(buf + len, size - len,
"%18s : %10u\n", "PRE-DELIM CRC ERR",
sc->debug.stats.rxstats.pre_delim_crc_err);
len += snprintf(buf + len, size - len,
"%18s : %10u\n", "POST-DELIM CRC ERR",
sc->debug.stats.rxstats.post_delim_crc_err);
len += snprintf(buf + len, size - len,
"%18s : %10u\n", "DECRYPT BUSY ERR",
sc->debug.stats.rxstats.decrypt_busy_err);
PHY_ERR("UNDERRUN", ATH9K_PHYERR_UNDERRUN);
PHY_ERR("TIMING", ATH9K_PHYERR_TIMING);
PHY_ERR("PARITY", ATH9K_PHYERR_PARITY);
PHY_ERR("RATE", ATH9K_PHYERR_RATE);
PHY_ERR("LENGTH", ATH9K_PHYERR_LENGTH);
PHY_ERR("RADAR", ATH9K_PHYERR_RADAR);
PHY_ERR("SERVICE", ATH9K_PHYERR_SERVICE);
PHY_ERR("TOR", ATH9K_PHYERR_TOR);
PHY_ERR("OFDM-TIMING", ATH9K_PHYERR_OFDM_TIMING);
PHY_ERR("OFDM-SIGNAL-PARITY", ATH9K_PHYERR_OFDM_SIGNAL_PARITY);
PHY_ERR("OFDM-RATE", ATH9K_PHYERR_OFDM_RATE_ILLEGAL);
PHY_ERR("OFDM-LENGTH", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL);
PHY_ERR("OFDM-POWER-DROP", ATH9K_PHYERR_OFDM_POWER_DROP);
PHY_ERR("OFDM-SERVICE", ATH9K_PHYERR_OFDM_SERVICE);
PHY_ERR("OFDM-RESTART", ATH9K_PHYERR_OFDM_RESTART);
PHY_ERR("FALSE-RADAR-EXT", ATH9K_PHYERR_FALSE_RADAR_EXT);
PHY_ERR("CCK-TIMING", ATH9K_PHYERR_CCK_TIMING);
PHY_ERR("CCK-HEADER-CRC", ATH9K_PHYERR_CCK_HEADER_CRC);
PHY_ERR("CCK-RATE", ATH9K_PHYERR_CCK_RATE_ILLEGAL);
PHY_ERR("CCK-SERVICE", ATH9K_PHYERR_CCK_SERVICE);
PHY_ERR("CCK-RESTART", ATH9K_PHYERR_CCK_RESTART);
PHY_ERR("CCK-LENGTH", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL);
PHY_ERR("CCK-POWER-DROP", ATH9K_PHYERR_CCK_POWER_DROP);
PHY_ERR("HT-CRC", ATH9K_PHYERR_HT_CRC_ERROR);
PHY_ERR("HT-LENGTH", ATH9K_PHYERR_HT_LENGTH_ILLEGAL);
PHY_ERR("HT-RATE", ATH9K_PHYERR_HT_RATE_ILLEGAL);
retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
kfree(buf);
return retval;
#undef PHY_ERR
}
void ath_debug_stat_rx(struct ath_softc *sc, struct ath_buf *bf)
{
#define RX_STAT_INC(c) sc->debug.stats.rxstats.c++
#define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++
struct ath_desc *ds = bf->bf_desc;
u32 phyerr;
if (ds->ds_rxstat.rs_status & ATH9K_RXERR_CRC)
RX_STAT_INC(crc_err);
if (ds->ds_rxstat.rs_status & ATH9K_RXERR_DECRYPT)
RX_STAT_INC(decrypt_crc_err);
if (ds->ds_rxstat.rs_status & ATH9K_RXERR_MIC)
RX_STAT_INC(mic_err);
if (ds->ds_rxstat.rs_status & ATH9K_RX_DELIM_CRC_PRE)
RX_STAT_INC(pre_delim_crc_err);
if (ds->ds_rxstat.rs_status & ATH9K_RX_DELIM_CRC_POST)
RX_STAT_INC(post_delim_crc_err);
if (ds->ds_rxstat.rs_status & ATH9K_RX_DECRYPT_BUSY)
RX_STAT_INC(decrypt_busy_err);
if (ds->ds_rxstat.rs_status & ATH9K_RXERR_PHY) {
RX_STAT_INC(phy_err);
phyerr = ds->ds_rxstat.rs_phyerr & 0x24;
RX_PHY_ERR_INC(phyerr);
}
#undef RX_STAT_INC
#undef RX_PHY_ERR_INC
}
static const struct file_operations fops_recv = {
.read = read_file_recv,
.open = ath9k_debugfs_open,
.owner = THIS_MODULE
};
int ath9k_init_debug(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
@ -632,6 +742,13 @@ int ath9k_init_debug(struct ath_hw *ah)
if (!sc->debug.debugfs_xmit)
goto err;
sc->debug.debugfs_recv = debugfs_create_file("recv",
S_IRUSR,
sc->debug.debugfs_phy,
sc, &fops_recv);
if (!sc->debug.debugfs_recv)
goto err;
return 0;
err:
ath9k_exit_debug(ah);
@ -643,6 +760,7 @@ void ath9k_exit_debug(struct ath_hw *ah)
struct ath_common *common = ath9k_hw_common(ah);
struct ath_softc *sc = (struct ath_softc *) common->priv;
debugfs_remove(sc->debug.debugfs_recv);
debugfs_remove(sc->debug.debugfs_xmit);
debugfs_remove(sc->debug.debugfs_wiphy);
debugfs_remove(sc->debug.debugfs_rcstat);

32
drivers/net/wireless/ath/ath9k/debug.h
View file

@ -116,10 +116,35 @@ struct ath_tx_stats {
u32 delim_underrun;
};
/**
* struct ath_rx_stats - RX Statistics
* @crc_err: No. of frames with incorrect CRC value
* @decrypt_crc_err: No. of frames whose CRC check failed after
decryption process completed
* @phy_err: No. of frames whose reception failed because the PHY
encountered an error
* @mic_err: No. of frames with incorrect TKIP MIC verification failure
* @pre_delim_crc_err: Pre-Frame delimiter CRC error detections
* @post_delim_crc_err: Post-Frame delimiter CRC error detections
* @decrypt_busy_err: Decryption interruptions counter
* @phy_err_stats: Individual PHY error statistics
*/
struct ath_rx_stats {
u32 crc_err;
u32 decrypt_crc_err;
u32 phy_err;
u32 mic_err;
u32 pre_delim_crc_err;
u32 post_delim_crc_err;
u32 decrypt_busy_err;
u32 phy_err_stats[ATH9K_PHYERR_MAX];
};
struct ath_stats {
struct ath_interrupt_stats istats;
struct ath_rc_stats rcstats[RATE_TABLE_SIZE];
struct ath_tx_stats txstats[ATH9K_NUM_TX_QUEUES];
struct ath_rx_stats rxstats;
};
struct ath9k_debug {
@ -130,6 +155,7 @@ struct ath9k_debug {
struct dentry *debugfs_rcstat;
struct dentry *debugfs_wiphy;
struct dentry *debugfs_xmit;
struct dentry *debugfs_recv;
struct ath_stats stats;
};
@ -142,6 +168,7 @@ void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status);
void ath_debug_stat_rc(struct ath_softc *sc, int final_rate);
void ath_debug_stat_tx(struct ath_softc *sc, struct ath_txq *txq,
struct ath_buf *bf);
void ath_debug_stat_rx(struct ath_softc *sc, struct ath_buf *bf);
void ath_debug_stat_retries(struct ath_softc *sc, int rix,
int xretries, int retries, u8 per);
@ -181,6 +208,11 @@ static inline void ath_debug_stat_tx(struct ath_softc *sc,
{
}
static inline void ath_debug_stat_rx(struct ath_softc *sc,
struct ath_buf *bf)
{
}
static inline void ath_debug_stat_retries(struct ath_softc *sc, int rix,
int xretries, int retries, u8 per)
{

428
drivers/net/wireless/ath/ath9k/gpio.c Normal file
View file

@ -0,0 +1,428 @@
/*
* Copyright (c) 2008-2009 Atheros Communications Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "ath9k.h"
/********************************/
/* LED functions */
/********************************/
static void ath_led_blink_work(struct work_struct *work)
{
struct ath_softc *sc = container_of(work, struct ath_softc,
ath_led_blink_work.work);
if (!(sc->sc_flags & SC_OP_LED_ASSOCIATED))
return;
if ((sc->led_on_duration == ATH_LED_ON_DURATION_IDLE) ||
(sc->led_off_duration == ATH_LED_OFF_DURATION_IDLE))
ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 0);
else
ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin,
(sc->sc_flags & SC_OP_LED_ON) ? 1 : 0);
ieee80211_queue_delayed_work(sc->hw,
&sc->ath_led_blink_work,
(sc->sc_flags & SC_OP_LED_ON) ?
msecs_to_jiffies(sc->led_off_duration) :
msecs_to_jiffies(sc->led_on_duration));
sc->led_on_duration = sc->led_on_cnt ?
max((ATH_LED_ON_DURATION_IDLE - sc->led_on_cnt), 25) :
ATH_LED_ON_DURATION_IDLE;
sc->led_off_duration = sc->led_off_cnt ?
max((ATH_LED_OFF_DURATION_IDLE - sc->led_off_cnt), 10) :
ATH_LED_OFF_DURATION_IDLE;
sc->led_on_cnt = sc->led_off_cnt = 0;
if (sc->sc_flags & SC_OP_LED_ON)
sc->sc_flags &= ~SC_OP_LED_ON;
else
sc->sc_flags |= SC_OP_LED_ON;
}
static void ath_led_brightness(struct led_classdev *led_cdev,
enum led_brightness brightness)
{
struct ath_led *led = container_of(led_cdev, struct ath_led, led_cdev);
struct ath_softc *sc = led->sc;
switch (brightness) {
case LED_OFF:
if (led->led_type == ATH_LED_ASSOC ||
led->led_type == ATH_LED_RADIO) {
ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin,
(led->led_type == ATH_LED_RADIO));
sc->sc_flags &= ~SC_OP_LED_ASSOCIATED;
if (led->led_type == ATH_LED_RADIO)
sc->sc_flags &= ~SC_OP_LED_ON;
} else {
sc->led_off_cnt++;
}
break;
case LED_FULL:
if (led->led_type == ATH_LED_ASSOC) {
sc->sc_flags |= SC_OP_LED_ASSOCIATED;
ieee80211_queue_delayed_work(sc->hw,
&sc->ath_led_blink_work, 0);
} else if (led->led_type == ATH_LED_RADIO) {
ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 0);
sc->sc_flags |= SC_OP_LED_ON;
} else {
sc->led_on_cnt++;
}
break;
default:
break;
}
}
static int ath_register_led(struct ath_softc *sc, struct ath_led *led,
char *trigger)
{
int ret;
led->sc = sc;
led->led_cdev.name = led->name;
led->led_cdev.default_trigger = trigger;
led->led_cdev.brightness_set = ath_led_brightness;
ret = led_classdev_register(wiphy_dev(sc->hw->wiphy), &led->led_cdev);
if (ret)
ath_print(ath9k_hw_common(sc->sc_ah), ATH_DBG_FATAL,
"Failed to register led:%s", led->name);
else
led->registered = 1;
return ret;
}
static void ath_unregister_led(struct ath_led *led)
{
if (led->registered) {
led_classdev_unregister(&led->led_cdev);
led->registered = 0;
}
}
void ath_deinit_leds(struct ath_softc *sc)
{
ath_unregister_led(&sc->assoc_led);
sc->sc_flags &= ~SC_OP_LED_ASSOCIATED;
ath_unregister_led(&sc->tx_led);
ath_unregister_led(&sc->rx_led);
ath_unregister_led(&sc->radio_led);
ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 1);
}
void ath_init_leds(struct ath_softc *sc)
{
char *trigger;
int ret;
if (AR_SREV_9287(sc->sc_ah))
sc->sc_ah->led_pin = ATH_LED_PIN_9287;
else
sc->sc_ah->led_pin = ATH_LED_PIN_DEF;
/* Configure gpio 1 for output */
ath9k_hw_cfg_output(sc->sc_ah, sc->sc_ah->led_pin,
AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
/* LED off, active low */
ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 1);
INIT_DELAYED_WORK(&sc->ath_led_blink_work, ath_led_blink_work);
trigger = ieee80211_get_radio_led_name(sc->hw);
snprintf(sc->radio_led.name, sizeof(sc->radio_led.name),
"ath9k-%s::radio", wiphy_name(sc->hw->wiphy));
ret = ath_register_led(sc, &sc->radio_led, trigger);
sc->radio_led.led_type = ATH_LED_RADIO;
if (ret)
goto fail;
trigger = ieee80211_get_assoc_led_name(sc->hw);
snprintf(sc->assoc_led.name, sizeof(sc->assoc_led.name),
"ath9k-%s::assoc", wiphy_name(sc->hw->wiphy));
ret = ath_register_led(sc, &sc->assoc_led, trigger);
sc->assoc_led.led_type = ATH_LED_ASSOC;
if (ret)
goto fail;
trigger = ieee80211_get_tx_led_name(sc->hw);
snprintf(sc->tx_led.name, sizeof(sc->tx_led.name),
"ath9k-%s::tx", wiphy_name(sc->hw->wiphy));
ret = ath_register_led(sc, &sc->tx_led, trigger);
sc->tx_led.led_type = ATH_LED_TX;
if (ret)
goto fail;
trigger = ieee80211_get_rx_led_name(sc->hw);
snprintf(sc->rx_led.name, sizeof(sc->rx_led.name),
"ath9k-%s::rx", wiphy_name(sc->hw->wiphy));
ret = ath_register_led(sc, &sc->rx_led, trigger);
sc->rx_led.led_type = ATH_LED_RX;
if (ret)
goto fail;
return;
fail:
cancel_delayed_work_sync(&sc->ath_led_blink_work);
ath_deinit_leds(sc);
}
/*******************/
/* Rfkill */
/*******************/
static bool ath_is_rfkill_set(struct ath_softc *sc)
{
struct ath_hw *ah = sc->sc_ah;
return ath9k_hw_gpio_get(ah, ah->rfkill_gpio) ==
ah->rfkill_polarity;
}
void ath9k_rfkill_poll_state(struct ieee80211_hw *hw)
{
struct ath_wiphy *aphy = hw->priv;
struct ath_softc *sc = aphy->sc;
bool blocked = !!ath_is_rfkill_set(sc);
wiphy_rfkill_set_hw_state(hw->wiphy, blocked);
}
void ath_start_rfkill_poll(struct ath_softc *sc)
{
struct ath_hw *ah = sc->sc_ah;
if (ah->caps.hw_caps & ATH9K_HW_CAP_RFSILENT)
wiphy_rfkill_start_polling(sc->hw->wiphy);
}
/******************/
/* BTCOEX */
/******************/
/*
* Detects if there is any priority bt traffic
*/
static void ath_detect_bt_priority(struct ath_softc *sc)
{
struct ath_btcoex *btcoex = &sc->btcoex;
struct ath_hw *ah = sc->sc_ah;
if (ath9k_hw_gpio_get(sc->sc_ah, ah->btcoex_hw.btpriority_gpio))
btcoex->bt_priority_cnt++;
if (time_after(jiffies, btcoex->bt_priority_time +
msecs_to_jiffies(ATH_BT_PRIORITY_TIME_THRESHOLD))) {
if (btcoex->bt_priority_cnt >= ATH_BT_CNT_THRESHOLD) {
ath_print(ath9k_hw_common(sc->sc_ah), ATH_DBG_BTCOEX,
"BT priority traffic detected");
sc->sc_flags |= SC_OP_BT_PRIORITY_DETECTED;
} else {
sc->sc_flags &= ~SC_OP_BT_PRIORITY_DETECTED;
}
btcoex->bt_priority_cnt = 0;
btcoex->bt_priority_time = jiffies;
}
}
/*
* Configures appropriate weight based on stomp type.
*/
static void ath9k_btcoex_bt_stomp(struct ath_softc *sc,
enum ath_stomp_type stomp_type)
{
struct ath_hw *ah = sc->sc_ah;
switch (stomp_type) {
case ATH_BTCOEX_STOMP_ALL:
ath9k_hw_btcoex_set_weight(ah, AR_BT_COEX_WGHT,
AR_STOMP_ALL_WLAN_WGHT);
break;
case ATH_BTCOEX_STOMP_LOW:
ath9k_hw_btcoex_set_weight(ah, AR_BT_COEX_WGHT,
AR_STOMP_LOW_WLAN_WGHT);
break;
case ATH_BTCOEX_STOMP_NONE:
ath9k_hw_btcoex_set_weight(ah, AR_BT_COEX_WGHT,
AR_STOMP_NONE_WLAN_WGHT);
break;
default:
ath_print(ath9k_hw_common(ah), ATH_DBG_BTCOEX,
"Invalid Stomptype\n");
break;
}
ath9k_hw_btcoex_enable(ah);
}
static void ath9k_gen_timer_start(struct ath_hw *ah,
struct ath_gen_timer *timer,
u32 timer_next,
u32 timer_period)
{
struct ath_common *common = ath9k_hw_common(ah);
struct ath_softc *sc = (struct ath_softc *) common->priv;
ath9k_hw_gen_timer_start(ah, timer, timer_next, timer_period);
if ((sc->imask & ATH9K_INT_GENTIMER) == 0) {
ath9k_hw_set_interrupts(ah, 0);
sc->imask |= ATH9K_INT_GENTIMER;
ath9k_hw_set_interrupts(ah, sc->imask);
}
}
static void ath9k_gen_timer_stop(struct ath_hw *ah, struct ath_gen_timer *timer)
{
struct ath_common *common = ath9k_hw_common(ah);
struct ath_softc *sc = (struct ath_softc *) common->priv;
struct ath_gen_timer_table *timer_table = &ah->hw_gen_timers;
ath9k_hw_gen_timer_stop(ah, timer);
/* if no timer is enabled, turn off interrupt mask */
if (timer_table->timer_mask.val == 0) {
ath9k_hw_set_interrupts(ah, 0);
sc->imask &= ~ATH9K_INT_GENTIMER;
ath9k_hw_set_interrupts(ah, sc->imask);
}
}
/*
* This is the master bt coex timer which runs for every
* 45ms, bt traffic will be given priority during 55% of this
* period while wlan gets remaining 45%
*/
static void ath_btcoex_period_timer(unsigned long data)
{
struct ath_softc *sc = (struct ath_softc *) data;
struct ath_hw *ah = sc->sc_ah;
struct ath_btcoex *btcoex = &sc->btcoex;
ath_detect_bt_priority(sc);
spin_lock_bh(&btcoex->btcoex_lock);
ath9k_btcoex_bt_stomp(sc, btcoex->bt_stomp_type);
spin_unlock_bh(&btcoex->btcoex_lock);
if (btcoex->btcoex_period != btcoex->btcoex_no_stomp) {
if (btcoex->hw_timer_enabled)
ath9k_gen_timer_stop(ah, btcoex->no_stomp_timer);
ath9k_gen_timer_start(ah,
btcoex->no_stomp_timer,
(ath9k_hw_gettsf32(ah) +
btcoex->btcoex_no_stomp),
btcoex->btcoex_no_stomp * 10);
btcoex->hw_timer_enabled = true;
}
mod_timer(&btcoex->period_timer, jiffies +
msecs_to_jiffies(ATH_BTCOEX_DEF_BT_PERIOD));
}
/*
* Generic tsf based hw timer which configures weight
* registers to time slice between wlan and bt traffic
*/
static void ath_btcoex_no_stomp_timer(void *arg)
{
struct ath_softc *sc = (struct ath_softc *)arg;
struct ath_hw *ah = sc->sc_ah;
struct ath_btcoex *btcoex = &sc->btcoex;
ath_print(ath9k_hw_common(ah), ATH_DBG_BTCOEX,
"no stomp timer running \n");
spin_lock_bh(&btcoex->btcoex_lock);
if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_LOW)
ath9k_btcoex_bt_stomp(sc, ATH_BTCOEX_STOMP_NONE);
else if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_ALL)
ath9k_btcoex_bt_stomp(sc, ATH_BTCOEX_STOMP_LOW);
spin_unlock_bh(&btcoex->btcoex_lock);
}
int ath_init_btcoex_timer(struct ath_softc *sc)
{
struct ath_btcoex *btcoex = &sc->btcoex;
btcoex->btcoex_period = ATH_BTCOEX_DEF_BT_PERIOD * 1000;
btcoex->btcoex_no_stomp = (100 - ATH_BTCOEX_DEF_DUTY_CYCLE) *
btcoex->btcoex_period / 100;
setup_timer(&btcoex->period_timer, ath_btcoex_period_timer,
(unsigned long) sc);
spin_lock_init(&btcoex->btcoex_lock);
btcoex->no_stomp_timer = ath_gen_timer_alloc(sc->sc_ah,
ath_btcoex_no_stomp_timer,
ath_btcoex_no_stomp_timer,
(void *) sc, AR_FIRST_NDP_TIMER);
if (!btcoex->no_stomp_timer)
return -ENOMEM;
return 0;
}
/*
* (Re)start btcoex timers
*/
void ath9k_btcoex_timer_resume(struct ath_softc *sc)
{
struct ath_btcoex *btcoex = &sc->btcoex;
struct ath_hw *ah = sc->sc_ah;
ath_print(ath9k_hw_common(ah), ATH_DBG_BTCOEX,
"Starting btcoex timers");
/* make sure duty cycle timer is also stopped when resuming */
if (btcoex->hw_timer_enabled)
ath9k_gen_timer_stop(sc->sc_ah, btcoex->no_stomp_timer);
btcoex->bt_priority_cnt = 0;
btcoex->bt_priority_time = jiffies;
sc->sc_flags &= ~SC_OP_BT_PRIORITY_DETECTED;
mod_timer(&btcoex->period_timer, jiffies);
}
/*
* Pause btcoex timer and bt duty cycle timer
*/
void ath9k_btcoex_timer_pause(struct ath_softc *sc)
{
struct ath_btcoex *btcoex = &sc->btcoex;
struct ath_hw *ah = sc->sc_ah;
del_timer_sync(&btcoex->period_timer);
if (btcoex->hw_timer_enabled)
ath9k_gen_timer_stop(ah, btcoex->no_stomp_timer);
btcoex->hw_timer_enabled = false;
}

110
drivers/net/wireless/ath/ath9k/hw.c
View file

@ -52,28 +52,6 @@ module_exit(ath9k_exit);
/* Helper Functions */
/********************/
static u32 ath9k_hw_mac_usec(struct ath_hw *ah, u32 clks)
{
struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf;
if (!ah->curchan) /* should really check for CCK instead */
return clks / ATH9K_CLOCK_RATE_CCK;
if (conf->channel->band == IEEE80211_BAND_2GHZ)
return clks / ATH9K_CLOCK_RATE_2GHZ_OFDM;
return clks / ATH9K_CLOCK_RATE_5GHZ_OFDM;
}
static u32 ath9k_hw_mac_to_usec(struct ath_hw *ah, u32 clks)
{
struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf;
if (conf_is_ht40(conf))
return ath9k_hw_mac_usec(ah, clks) / 2;
else
return ath9k_hw_mac_usec(ah, clks);
}
static u32 ath9k_hw_mac_clks(struct ath_hw *ah, u32 usecs)
{
struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf;
@ -413,8 +391,6 @@ static void ath9k_hw_init_defaults(struct ath_hw *ah)
ah->beacon_interval = 100;
ah->enable_32kHz_clock = DONT_USE_32KHZ;
ah->slottime = (u32) -1;
ah->acktimeout = (u32) -1;
ah->ctstimeout = (u32) -1;
ah->globaltxtimeout = (u32) -1;
ah->power_mode = ATH9K_PM_UNDEFINED;
}
@ -1180,34 +1156,25 @@ static void ath9k_hw_init_interrupt_masks(struct ath_hw *ah,
}
}
static bool ath9k_hw_set_ack_timeout(struct ath_hw *ah, u32 us)
static void ath9k_hw_setslottime(struct ath_hw *ah, u32 us)
{
if (us > ath9k_hw_mac_to_usec(ah, MS(0xffffffff, AR_TIME_OUT_ACK))) {
ath_print(ath9k_hw_common(ah), ATH_DBG_RESET,
"bad ack timeout %u\n", us);
ah->acktimeout = (u32) -1;
return false;
} else {
REG_RMW_FIELD(ah, AR_TIME_OUT,
AR_TIME_OUT_ACK, ath9k_hw_mac_to_clks(ah, us));
ah->acktimeout = us;
return true;
}
u32 val = ath9k_hw_mac_to_clks(ah, us);
val = min(val, (u32) 0xFFFF);
REG_WRITE(ah, AR_D_GBL_IFS_SLOT, val);
}
static bool ath9k_hw_set_cts_timeout(struct ath_hw *ah, u32 us)
static void ath9k_hw_set_ack_timeout(struct ath_hw *ah, u32 us)
{
if (us > ath9k_hw_mac_to_usec(ah, MS(0xffffffff, AR_TIME_OUT_CTS))) {
ath_print(ath9k_hw_common(ah), ATH_DBG_RESET,
"bad cts timeout %u\n", us);
ah->ctstimeout = (u32) -1;
return false;
} else {
REG_RMW_FIELD(ah, AR_TIME_OUT,
AR_TIME_OUT_CTS, ath9k_hw_mac_to_clks(ah, us));
ah->ctstimeout = us;
return true;
}
u32 val = ath9k_hw_mac_to_clks(ah, us);
val = min(val, (u32) MS(0xFFFFFFFF, AR_TIME_OUT_ACK));
REG_RMW_FIELD(ah, AR_TIME_OUT, AR_TIME_OUT_ACK, val);
}
static void ath9k_hw_set_cts_timeout(struct ath_hw *ah, u32 us)
{
u32 val = ath9k_hw_mac_to_clks(ah, us);
val = min(val, (u32) MS(0xFFFFFFFF, AR_TIME_OUT_CTS));
REG_RMW_FIELD(ah, AR_TIME_OUT, AR_TIME_OUT_CTS, val);
}
static bool ath9k_hw_set_global_txtimeout(struct ath_hw *ah, u32 tu)
@ -1224,25 +1191,37 @@ static bool ath9k_hw_set_global_txtimeout(struct ath_hw *ah, u32 tu)
}
}
static void ath9k_hw_init_user_settings(struct ath_hw *ah)
void ath9k_hw_init_global_settings(struct ath_hw *ah)
{
struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf;
int acktimeout;
int slottime;
int sifstime;
ath_print(ath9k_hw_common(ah), ATH_DBG_RESET, "ah->misc_mode 0x%x\n",
ah->misc_mode);
if (ah->misc_mode != 0)
REG_WRITE(ah, AR_PCU_MISC,
REG_READ(ah, AR_PCU_MISC) | ah->misc_mode);
if (ah->slottime != (u32) -1)
ath9k_hw_setslottime(ah, ah->slottime);
if (ah->acktimeout != (u32) -1)
ath9k_hw_set_ack_timeout(ah, ah->acktimeout);
if (ah->ctstimeout != (u32) -1)
ath9k_hw_set_cts_timeout(ah, ah->ctstimeout);
if (conf->channel && conf->channel->band == IEEE80211_BAND_5GHZ)
sifstime = 16;
else
sifstime = 10;
/* As defined by IEEE 802.11-2007 17.3.8.6 */
slottime = ah->slottime + 3 * ah->coverage_class;
acktimeout = slottime + sifstime;
ath9k_hw_setslottime(ah, slottime);
ath9k_hw_set_ack_timeout(ah, acktimeout);
ath9k_hw_set_cts_timeout(ah, acktimeout);
if (ah->globaltxtimeout != (u32) -1)
ath9k_hw_set_global_txtimeout(ah, ah->globaltxtimeout);
}
EXPORT_SYMBOL(ath9k_hw_init_global_settings);
void ath9k_hw_detach(struct ath_hw *ah)
void ath9k_hw_deinit(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
@ -1260,7 +1239,7 @@ free_hw:
kfree(ah);
ah = NULL;
}
EXPORT_SYMBOL(ath9k_hw_detach);
EXPORT_SYMBOL(ath9k_hw_deinit);
/*******/
/* INI */
@ -2061,7 +2040,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
if (ah->caps.hw_caps & ATH9K_HW_CAP_RFSILENT)
ath9k_enable_rfkill(ah);
ath9k_hw_init_user_settings(ah);
ath9k_hw_init_global_settings(ah);
if (AR_SREV_9287_12_OR_LATER(ah)) {
REG_WRITE(ah, AR_D_GBL_IFS_SIFS,
@ -3658,21 +3637,6 @@ u64 ath9k_hw_extend_tsf(struct ath_hw *ah, u32 rstamp)
}
EXPORT_SYMBOL(ath9k_hw_extend_tsf);
bool ath9k_hw_setslottime(struct ath_hw *ah, u32 us)
{
if (us < ATH9K_SLOT_TIME_9 || us > ath9k_hw_mac_to_usec(ah, 0xffff)) {
ath_print(ath9k_hw_common(ah), ATH_DBG_RESET,
"bad slot time %u\n", us);
ah->slottime = (u32) -1;
return false;
} else {
REG_WRITE(ah, AR_D_GBL_IFS_SLOT, ath9k_hw_mac_to_clks(ah, us));
ah->slottime = us;
return true;
}
}
EXPORT_SYMBOL(ath9k_hw_setslottime);
void ath9k_hw_set11nmac2040(struct ath_hw *ah)
{
struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf;

7
drivers/net/wireless/ath/ath9k/hw.h
View file

@ -551,10 +551,9 @@ struct ath_hw {
u32 *bank6Temp;
int16_t txpower_indexoffset;
int coverage_class;
u32 beacon_interval;
u32 slottime;
u32 acktimeout;
u32 ctstimeout;
u32 globaltxtimeout;
/* ANI */
@ -616,7 +615,7 @@ static inline struct ath_regulatory *ath9k_hw_regulatory(struct ath_hw *ah)
/* Initialization, Detach, Reset */
const char *ath9k_hw_probe(u16 vendorid, u16 devid);
void ath9k_hw_detach(struct ath_hw *ah);
void ath9k_hw_deinit(struct ath_hw *ah);
int ath9k_hw_init(struct ath_hw *ah);
int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
bool bChannelChange);
@ -668,7 +667,7 @@ void ath9k_hw_settsf64(struct ath_hw *ah, u64 tsf64);
void ath9k_hw_reset_tsf(struct ath_hw *ah);
void ath9k_hw_set_tsfadjust(struct ath_hw *ah, u32 setting);
u64 ath9k_hw_extend_tsf(struct ath_hw *ah, u32 rstamp);
bool ath9k_hw_setslottime(struct ath_hw *ah, u32 us);
void ath9k_hw_init_global_settings(struct ath_hw *ah);
void ath9k_hw_set11nmac2040(struct ath_hw *ah);
void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period);
void ath9k_hw_set_sta_beacon_timers(struct ath_hw *ah,

861
drivers/net/wireless/ath/ath9k/init.c Normal file
View file

@ -0,0 +1,861 @@
/*
* Copyright (c) 2008-2009 Atheros Communications Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "ath9k.h"
static char *dev_info = "ath9k";
MODULE_AUTHOR("Atheros Communications");
MODULE_DESCRIPTION("Support for Atheros 802.11n wireless LAN cards.");
MODULE_SUPPORTED_DEVICE("Atheros 802.11n WLAN cards");
MODULE_LICENSE("Dual BSD/GPL");
static unsigned int ath9k_debug = ATH_DBG_DEFAULT;
module_param_named(debug, ath9k_debug, uint, 0);
MODULE_PARM_DESC(debug, "Debugging mask");
int modparam_nohwcrypt;
module_param_named(nohwcrypt, modparam_nohwcrypt, int, 0444);
MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption");
/* We use the hw_value as an index into our private channel structure */
#define CHAN2G(_freq, _idx) { \
.center_freq = (_freq), \
.hw_value = (_idx), \
.max_power = 20, \
}
#define CHAN5G(_freq, _idx) { \
.band = IEEE80211_BAND_5GHZ, \
.center_freq = (_freq), \
.hw_value = (_idx), \
.max_power = 20, \
}
/* Some 2 GHz radios are actually tunable on 2312-2732
* on 5 MHz steps, we support the channels which we know
* we have calibration data for all cards though to make
* this static */
static struct ieee80211_channel ath9k_2ghz_chantable[] = {
CHAN2G(2412, 0), /* Channel 1 */
CHAN2G(2417, 1), /* Channel 2 */
CHAN2G(2422, 2), /* Channel 3 */
CHAN2G(2427, 3), /* Channel 4 */
CHAN2G(2432, 4), /* Channel 5 */
CHAN2G(2437, 5), /* Channel 6 */
CHAN2G(2442, 6), /* Channel 7 */
CHAN2G(2447, 7), /* Channel 8 */
CHAN2G(2452, 8), /* Channel 9 */
CHAN2G(2457, 9), /* Channel 10 */
CHAN2G(2462, 10), /* Channel 11 */
CHAN2G(2467, 11), /* Channel 12 */
CHAN2G(2472, 12), /* Channel 13 */
CHAN2G(2484, 13), /* Channel 14 */
};
/* Some 5 GHz radios are actually tunable on XXXX-YYYY
* on 5 MHz steps, we support the channels which we know
* we have calibration data for all cards though to make
* this static */
static struct ieee80211_channel ath9k_5ghz_chantable[] = {
/* _We_ call this UNII 1 */
CHAN5G(5180, 14), /* Channel 36 */
CHAN5G(5200, 15), /* Channel 40 */
CHAN5G(5220, 16), /* Channel 44 */
CHAN5G(5240, 17), /* Channel 48 */
/* _We_ call this UNII 2 */
CHAN5G(5260, 18), /* Channel 52 */
CHAN5G(5280, 19), /* Channel 56 */
CHAN5G(5300, 20), /* Channel 60 */
CHAN5G(5320, 21), /* Channel 64 */
/* _We_ call this "Middle band" */
CHAN5G(5500, 22), /* Channel 100 */
CHAN5G(5520, 23), /* Channel 104 */
CHAN5G(5540, 24), /* Channel 108 */
CHAN5G(5560, 25), /* Channel 112 */
CHAN5G(5580, 26), /* Channel 116 */
CHAN5G(5600, 27), /* Channel 120 */
CHAN5G(5620, 28), /* Channel 124 */
CHAN5G(5640, 29), /* Channel 128 */
CHAN5G(5660, 30), /* Channel 132 */
CHAN5G(5680, 31), /* Channel 136 */
CHAN5G(5700, 32), /* Channel 140 */
/* _We_ call this UNII 3 */
CHAN5G(5745, 33), /* Channel 149 */
CHAN5G(5765, 34), /* Channel 153 */
CHAN5G(5785, 35), /* Channel 157 */
CHAN5G(5805, 36), /* Channel 161 */
CHAN5G(5825, 37), /* Channel 165 */
};
/* Atheros hardware rate code addition for short premble */
#define SHPCHECK(__hw_rate, __flags) \
((__flags & IEEE80211_RATE_SHORT_PREAMBLE) ? (__hw_rate | 0x04 ) : 0)
#define RATE(_bitrate, _hw_rate, _flags) { \
.bitrate = (_bitrate), \
.flags = (_flags), \
.hw_value = (_hw_rate), \
.hw_value_short = (SHPCHECK(_hw_rate, _flags)) \
}
static struct ieee80211_rate ath9k_legacy_rates[] = {
RATE(10, 0x1b, 0),
RATE(20, 0x1a, IEEE80211_RATE_SHORT_PREAMBLE),
RATE(55, 0x19, IEEE80211_RATE_SHORT_PREAMBLE),
RATE(110, 0x18, IEEE80211_RATE_SHORT_PREAMBLE),
RATE(60, 0x0b, 0),
RATE(90, 0x0f, 0),
RATE(120, 0x0a, 0),
RATE(180, 0x0e, 0),
RATE(240, 0x09, 0),
RATE(360, 0x0d, 0),
RATE(480, 0x08, 0),
RATE(540, 0x0c, 0),
};
static void ath9k_deinit_softc(struct ath_softc *sc);
/*
* Read and write, they both share the same lock. We do this to serialize
* reads and writes on Atheros 802.11n PCI devices only. This is required
* as the FIFO on these devices can only accept sanely 2 requests.
*/
static void ath9k_iowrite32(void *hw_priv, u32 val, u32 reg_offset)
{
struct ath_hw *ah = (struct ath_hw *) hw_priv;
struct ath_common *common = ath9k_hw_common(ah);
struct ath_softc *sc = (struct ath_softc *) common->priv;
if (ah->config.serialize_regmode == SER_REG_MODE_ON) {
unsigned long flags;
spin_lock_irqsave(&sc->sc_serial_rw, flags);
iowrite32(val, sc->mem + reg_offset);
spin_unlock_irqrestore(&sc->sc_serial_rw, flags);
} else
iowrite32(val, sc->mem + reg_offset);
}
static unsigned int ath9k_ioread32(void *hw_priv, u32 reg_offset)
{
struct ath_hw *ah = (struct ath_hw *) hw_priv;
struct ath_common *common = ath9k_hw_common(ah);
struct ath_softc *sc = (struct ath_softc *) common->priv;
u32 val;
if (ah->config.serialize_regmode == SER_REG_MODE_ON) {
unsigned long flags;
spin_lock_irqsave(&sc->sc_serial_rw, flags);
val = ioread32(sc->mem + reg_offset);
spin_unlock_irqrestore(&sc->sc_serial_rw, flags);
} else
val = ioread32(sc->mem + reg_offset);
return val;
}
static const struct ath_ops ath9k_common_ops = {
.read = ath9k_ioread32,
.write = ath9k_iowrite32,
};
/**************************/
/* Initialization */
/**************************/
static void setup_ht_cap(struct ath_softc *sc,
struct ieee80211_sta_ht_cap *ht_info)
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
u8 tx_streams, rx_streams;
ht_info->ht_supported = true;
ht_info->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
IEEE80211_HT_CAP_SM_PS |
IEEE80211_HT_CAP_SGI_40 |
IEEE80211_HT_CAP_DSSSCCK40;
ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_8;
/* set up supported mcs set */
memset(&ht_info->mcs, 0, sizeof(ht_info->mcs));
tx_streams = !(common->tx_chainmask & (common->tx_chainmask - 1)) ?
1 : 2;
rx_streams = !(common->rx_chainmask & (common->rx_chainmask - 1)) ?
1 : 2;
if (tx_streams != rx_streams) {
ath_print(common, ATH_DBG_CONFIG,
"TX streams %d, RX streams: %d\n",
tx_streams, rx_streams);
ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF;
ht_info->mcs.tx_params |= ((tx_streams - 1) <<
IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT);
}
ht_info->mcs.rx_mask[0] = 0xff;
if (rx_streams >= 2)
ht_info->mcs.rx_mask[1] = 0xff;
ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_DEFINED;
}
static int ath9k_reg_notifier(struct wiphy *wiphy,
struct regulatory_request *request)
{
struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
struct ath_wiphy *aphy = hw->priv;
struct ath_softc *sc = aphy->sc;
struct ath_regulatory *reg = ath9k_hw_regulatory(sc->sc_ah);
return ath_reg_notifier_apply(wiphy, request, reg);
}
/*
* This function will allocate both the DMA descriptor structure, and the
* buffers it contains. These are used to contain the descriptors used
* by the system.
*/
int ath_descdma_setup(struct ath_softc *sc, struct ath_descdma *dd,
struct list_head *head, const char *name,
int nbuf, int ndesc)
{
#define DS2PHYS(_dd, _ds) \
((_dd)->dd_desc_paddr + ((caddr_t)(_ds) - (caddr_t)(_dd)->dd_desc))
#define ATH_DESC_4KB_BOUND_CHECK(_daddr) ((((_daddr) & 0xFFF) > 0xF7F) ? 1 : 0)
#define ATH_DESC_4KB_BOUND_NUM_SKIPPED(_len) ((_len) / 4096)
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
struct ath_desc *ds;
struct ath_buf *bf;
int i, bsize, error;
ath_print(common, ATH_DBG_CONFIG, "%s DMA: %u buffers %u desc/buf\n",
name, nbuf, ndesc);
INIT_LIST_HEAD(head);
/* ath_desc must be a multiple of DWORDs */
if ((sizeof(struct ath_desc) % 4) != 0) {
ath_print(common, ATH_DBG_FATAL,
"ath_desc not DWORD aligned\n");
BUG_ON((sizeof(struct ath_desc) % 4) != 0);
error = -ENOMEM;
goto fail;
}
dd->dd_desc_len = sizeof(struct ath_desc) * nbuf * ndesc;
/*
* Need additional DMA memory because we can't use
* descriptors that cross the 4K page boundary. Assume
* one skipped descriptor per 4K page.
*/
if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_4KB_SPLITTRANS)) {
u32 ndesc_skipped =
ATH_DESC_4KB_BOUND_NUM_SKIPPED(dd->dd_desc_len);
u32 dma_len;
while (ndesc_skipped) {
dma_len = ndesc_skipped * sizeof(struct ath_desc);
dd->dd_desc_len += dma_len;
ndesc_skipped = ATH_DESC_4KB_BOUND_NUM_SKIPPED(dma_len);
};
}
/* allocate descriptors */
dd->dd_desc = dma_alloc_coherent(sc->dev, dd->dd_desc_len,
&dd->dd_desc_paddr, GFP_KERNEL);
if (dd->dd_desc == NULL) {
error = -ENOMEM;
goto fail;
}
ds = dd->dd_desc;
ath_print(common, ATH_DBG_CONFIG, "%s DMA map: %p (%u) -> %llx (%u)\n",
name, ds, (u32) dd->dd_desc_len,
ito64(dd->dd_desc_paddr), /*XXX*/(u32) dd->dd_desc_len);
/* allocate buffers */
bsize = sizeof(struct ath_buf) * nbuf;
bf = kzalloc(bsize, GFP_KERNEL);
if (bf == NULL) {
error = -ENOMEM;
goto fail2;
}
dd->dd_bufptr = bf;
for (i = 0; i < nbuf; i++, bf++, ds += ndesc) {
bf->bf_desc = ds;
bf->bf_daddr = DS2PHYS(dd, ds);
if (!(sc->sc_ah->caps.hw_caps &
ATH9K_HW_CAP_4KB_SPLITTRANS)) {
/*
* Skip descriptor addresses which can cause 4KB
* boundary crossing (addr + length) with a 32 dword
* descriptor fetch.
*/
while (ATH_DESC_4KB_BOUND_CHECK(bf->bf_daddr)) {
BUG_ON((caddr_t) bf->bf_desc >=
((caddr_t) dd->dd_desc +
dd->dd_desc_len));
ds += ndesc;
bf->bf_desc = ds;
bf->bf_daddr = DS2PHYS(dd, ds);
}
}
list_add_tail(&bf->list, head);
}
return 0;
fail2:
dma_free_coherent(sc->dev, dd->dd_desc_len, dd->dd_desc,
dd->dd_desc_paddr);
fail:
memset(dd, 0, sizeof(*dd));
return error;
#undef ATH_DESC_4KB_BOUND_CHECK
#undef ATH_DESC_4KB_BOUND_NUM_SKIPPED
#undef DS2PHYS
}
static void ath9k_init_crypto(struct ath_softc *sc)
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
int i = 0;
/* Get the hardware key cache size. */
common->keymax = sc->sc_ah->caps.keycache_size;
if (common->keymax > ATH_KEYMAX) {
ath_print(common, ATH_DBG_ANY,
"Warning, using only %u entries in %u key cache\n",
ATH_KEYMAX, common->keymax);
common->keymax = ATH_KEYMAX;
}
/*
* Reset the key cache since some parts do not
* reset the contents on initial power up.
*/
for (i = 0; i < common->keymax; i++)
ath9k_hw_keyreset(sc->sc_ah, (u16) i);
if (ath9k_hw_getcapability(sc->sc_ah, ATH9K_CAP_CIPHER,
ATH9K_CIPHER_TKIP, NULL)) {
/*
* Whether we should enable h/w TKIP MIC.
* XXX: if we don't support WME TKIP MIC, then we wouldn't
* report WMM capable, so it's always safe to turn on
* TKIP MIC in this case.
*/
ath9k_hw_setcapability(sc->sc_ah, ATH9K_CAP_TKIP_MIC, 0, 1, NULL);
}
/*
* Check whether the separate key cache entries
* are required to handle both tx+rx MIC keys.
* With split mic keys the number of stations is limited
* to 27 otherwise 59.
*/
if (ath9k_hw_getcapability(sc->sc_ah, ATH9K_CAP_CIPHER,
ATH9K_CIPHER_TKIP, NULL)
&& ath9k_hw_getcapability(sc->sc_ah, ATH9K_CAP_CIPHER,
ATH9K_CIPHER_MIC, NULL)
&& ath9k_hw_getcapability(sc->sc_ah, ATH9K_CAP_TKIP_SPLIT,
0, NULL))
common->splitmic = 1;
/* turn on mcast key search if possible */
if (!ath9k_hw_getcapability(sc->sc_ah, ATH9K_CAP_MCAST_KEYSRCH, 0, NULL))
(void)ath9k_hw_setcapability(sc->sc_ah, ATH9K_CAP_MCAST_KEYSRCH,
1, 1, NULL);
}
static int ath9k_init_btcoex(struct ath_softc *sc)
{
int r, qnum;
switch (sc->sc_ah->btcoex_hw.scheme) {
case ATH_BTCOEX_CFG_NONE:
break;
case ATH_BTCOEX_CFG_2WIRE:
ath9k_hw_btcoex_init_2wire(sc->sc_ah);
break;
case ATH_BTCOEX_CFG_3WIRE:
ath9k_hw_btcoex_init_3wire(sc->sc_ah);
r = ath_init_btcoex_timer(sc);
if (r)
return -1;
qnum = ath_tx_get_qnum(sc, ATH9K_TX_QUEUE_DATA, ATH9K_WME_AC_BE);
ath9k_hw_init_btcoex_hw(sc->sc_ah, qnum);
sc->btcoex.bt_stomp_type = ATH_BTCOEX_STOMP_LOW;
break;
default:
WARN_ON(1);
break;
}
return 0;
}
static int ath9k_init_queues(struct ath_softc *sc)
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
int i = 0;
for (i = 0; i < ARRAY_SIZE(sc->tx.hwq_map); i++)
sc->tx.hwq_map[i] = -1;
sc->beacon.beaconq = ath9k_hw_beaconq_setup(sc->sc_ah);
if (sc->beacon.beaconq == -1) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup a beacon xmit queue\n");
goto err;
}
sc->beacon.cabq = ath_txq_setup(sc, ATH9K_TX_QUEUE_CAB, 0);
if (sc->beacon.cabq == NULL) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup CAB xmit queue\n");
goto err;
}
sc->config.cabqReadytime = ATH_CABQ_READY_TIME;
ath_cabq_update(sc);
if (!ath_tx_setup(sc, ATH9K_WME_AC_BK)) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup xmit queue for BK traffic\n");
goto err;
}
if (!ath_tx_setup(sc, ATH9K_WME_AC_BE)) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup xmit queue for BE traffic\n");
goto err;
}
if (!ath_tx_setup(sc, ATH9K_WME_AC_VI)) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup xmit queue for VI traffic\n");
goto err;
}
if (!ath_tx_setup(sc, ATH9K_WME_AC_VO)) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup xmit queue for VO traffic\n");
goto err;
}
return 0;
err:
for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++)
if (ATH_TXQ_SETUP(sc, i))
ath_tx_cleanupq(sc, &sc->tx.txq[i]);
return -EIO;
}
static void ath9k_init_channels_rates(struct ath_softc *sc)
{
if (test_bit(ATH9K_MODE_11G, sc->sc_ah->caps.wireless_modes)) {
sc->sbands[IEEE80211_BAND_2GHZ].channels = ath9k_2ghz_chantable;
sc->sbands[IEEE80211_BAND_2GHZ].band = IEEE80211_BAND_2GHZ;
sc->sbands[IEEE80211_BAND_2GHZ].n_channels =
ARRAY_SIZE(ath9k_2ghz_chantable);
sc->sbands[IEEE80211_BAND_2GHZ].bitrates = ath9k_legacy_rates;
sc->sbands[IEEE80211_BAND_2GHZ].n_bitrates =
ARRAY_SIZE(ath9k_legacy_rates);
}
if (test_bit(ATH9K_MODE_11A, sc->sc_ah->caps.wireless_modes)) {
sc->sbands[IEEE80211_BAND_5GHZ].channels = ath9k_5ghz_chantable;
sc->sbands[IEEE80211_BAND_5GHZ].band = IEEE80211_BAND_5GHZ;
sc->sbands[IEEE80211_BAND_5GHZ].n_channels =
ARRAY_SIZE(ath9k_5ghz_chantable);
sc->sbands[IEEE80211_BAND_5GHZ].bitrates =
ath9k_legacy_rates + 4;
sc->sbands[IEEE80211_BAND_5GHZ].n_bitrates =
ARRAY_SIZE(ath9k_legacy_rates) - 4;
}
}
static void ath9k_init_misc(struct ath_softc *sc)
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
int i = 0;
common->ani.noise_floor = ATH_DEFAULT_NOISE_FLOOR;
setup_timer(&common->ani.timer, ath_ani_calibrate, (unsigned long)sc);
sc->config.txpowlimit = ATH_TXPOWER_MAX;
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) {
sc->sc_flags |= SC_OP_TXAGGR;
sc->sc_flags |= SC_OP_RXAGGR;
}
common->tx_chainmask = sc->sc_ah->caps.tx_chainmask;
common->rx_chainmask = sc->sc_ah->caps.rx_chainmask;
ath9k_hw_setcapability(sc->sc_ah, ATH9K_CAP_DIVERSITY, 1, true, NULL);
sc->rx.defant = ath9k_hw_getdefantenna(sc->sc_ah);
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_BSSIDMASK)
memcpy(common->bssidmask, ath_bcast_mac, ETH_ALEN);
sc->beacon.slottime = ATH9K_SLOT_TIME_9;
for (i = 0; i < ARRAY_SIZE(sc->beacon.bslot); i++) {
sc->beacon.bslot[i] = NULL;
sc->beacon.bslot_aphy[i] = NULL;
}
}
static int ath9k_init_softc(u16 devid, struct ath_softc *sc, u16 subsysid,
const struct ath_bus_ops *bus_ops)
{
struct ath_hw *ah = NULL;
struct ath_common *common;
int ret = 0, i;
int csz = 0;
ah = kzalloc(sizeof(struct ath_hw), GFP_KERNEL);
if (!ah)
return -ENOMEM;
ah->hw_version.devid = devid;
ah->hw_version.subsysid = subsysid;
sc->sc_ah = ah;
common = ath9k_hw_common(ah);
common->ops = &ath9k_common_ops;
common->bus_ops = bus_ops;
common->ah = ah;
common->hw = sc->hw;
common->priv = sc;
common->debug_mask = ath9k_debug;
spin_lock_init(&sc->wiphy_lock);
spin_lock_init(&sc->sc_resetlock);
spin_lock_init(&sc->sc_serial_rw);
spin_lock_init(&sc->sc_pm_lock);
mutex_init(&sc->mutex);
tasklet_init(&sc->intr_tq, ath9k_tasklet, (unsigned long)sc);
tasklet_init(&sc->bcon_tasklet, ath_beacon_tasklet,
(unsigned long)sc);
/*
* Cache line size is used to size and align various
* structures used to communicate with the hardware.
*/
ath_read_cachesize(common, &csz);
common->cachelsz = csz << 2; /* convert to bytes */
ret = ath9k_hw_init(ah);
if (ret) {
ath_print(common, ATH_DBG_FATAL,
"Unable to initialize hardware; "
"initialization status: %d\n", ret);
goto err_hw;
}
ret = ath9k_init_debug(ah);
if (ret) {
ath_print(common, ATH_DBG_FATAL,
"Unable to create debugfs files\n");
goto err_debug;
}
ret = ath9k_init_queues(sc);
if (ret)
goto err_queues;
ret = ath9k_init_btcoex(sc);
if (ret)
goto err_btcoex;
ath9k_init_crypto(sc);
ath9k_init_channels_rates(sc);
ath9k_init_misc(sc);
return 0;
err_btcoex:
for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++)
if (ATH_TXQ_SETUP(sc, i))
ath_tx_cleanupq(sc, &sc->tx.txq[i]);
err_queues:
ath9k_exit_debug(ah);
err_debug:
ath9k_hw_deinit(ah);
err_hw:
tasklet_kill(&sc->intr_tq);
tasklet_kill(&sc->bcon_tasklet);
kfree(ah);
sc->sc_ah = NULL;
return ret;
}
void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
hw->flags = IEEE80211_HW_RX_INCLUDES_FCS |
IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
IEEE80211_HW_SIGNAL_DBM |
IEEE80211_HW_AMPDU_AGGREGATION |
IEEE80211_HW_SUPPORTS_PS |
IEEE80211_HW_PS_NULLFUNC_STACK |
IEEE80211_HW_SPECTRUM_MGMT;
if (AR_SREV_9160_10_OR_LATER(sc->sc_ah) || modparam_nohwcrypt)
hw->flags |= IEEE80211_HW_MFP_CAPABLE;
hw->wiphy->interface_modes =
BIT(NL80211_IFTYPE_AP) |
BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_ADHOC) |
BIT(NL80211_IFTYPE_MESH_POINT);
hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
hw->queues = 4;
hw->max_rates = 4;
hw->channel_change_time = 5000;
hw->max_listen_interval = 10;
/* Hardware supports 10 but we use 4 */
hw->max_rate_tries = 4;
hw->sta_data_size = sizeof(struct ath_node);
hw->vif_data_size = sizeof(struct ath_vif);
hw->rate_control_algorithm = "ath9k_rate_control";
if (test_bit(ATH9K_MODE_11G, sc->sc_ah->caps.wireless_modes))
hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
&sc->sbands[IEEE80211_BAND_2GHZ];
if (test_bit(ATH9K_MODE_11A, sc->sc_ah->caps.wireless_modes))
hw->wiphy->bands[IEEE80211_BAND_5GHZ] =
&sc->sbands[IEEE80211_BAND_5GHZ];
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) {
if (test_bit(ATH9K_MODE_11G, sc->sc_ah->caps.wireless_modes))
setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_2GHZ].ht_cap);
if (test_bit(ATH9K_MODE_11A, sc->sc_ah->caps.wireless_modes))
setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_5GHZ].ht_cap);
}
SET_IEEE80211_PERM_ADDR(hw, common->macaddr);
}
int ath9k_init_device(u16 devid, struct ath_softc *sc, u16 subsysid,
const struct ath_bus_ops *bus_ops)
{
struct ieee80211_hw *hw = sc->hw;
struct ath_common *common;
struct ath_hw *ah;
int error = 0;
struct ath_regulatory *reg;
/* Bring up device */
error = ath9k_init_softc(devid, sc, subsysid, bus_ops);
if (error != 0)
goto error_init;
ah = sc->sc_ah;
common = ath9k_hw_common(ah);
ath9k_set_hw_capab(sc, hw);
/* Initialize regulatory */
error = ath_regd_init(&common->regulatory, sc->hw->wiphy,
ath9k_reg_notifier);
if (error)
goto error_regd;
reg = &common->regulatory;
/* Setup TX DMA */
error = ath_tx_init(sc, ATH_TXBUF);
if (error != 0)
goto error_tx;
/* Setup RX DMA */
error = ath_rx_init(sc, ATH_RXBUF);
if (error != 0)
goto error_rx;
/* Register with mac80211 */
error = ieee80211_register_hw(hw);
if (error)
goto error_register;
/* Handle world regulatory */
if (!ath_is_world_regd(reg)) {
error = regulatory_hint(hw->wiphy, reg->alpha2);
if (error)
goto error_world;
}
INIT_WORK(&sc->chan_work, ath9k_wiphy_chan_work);
INIT_DELAYED_WORK(&sc->wiphy_work, ath9k_wiphy_work);
sc->wiphy_scheduler_int = msecs_to_jiffies(500);
ath_init_leds(sc);
ath_start_rfkill_poll(sc);
return 0;
error_world:
ieee80211_unregister_hw(hw);
error_register:
ath_rx_cleanup(sc);
error_rx:
ath_tx_cleanup(sc);
error_tx:
/* Nothing */
error_regd:
ath9k_deinit_softc(sc);
error_init:
return error;
}
/*****************************/
/* De-Initialization */
/*****************************/
static void ath9k_deinit_softc(struct ath_softc *sc)
{
int i = 0;
if ((sc->btcoex.no_stomp_timer) &&
sc->sc_ah->btcoex_hw.scheme == ATH_BTCOEX_CFG_3WIRE)
ath_gen_timer_free(sc->sc_ah, sc->btcoex.no_stomp_timer);
for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++)
if (ATH_TXQ_SETUP(sc, i))
ath_tx_cleanupq(sc, &sc->tx.txq[i]);
ath9k_exit_debug(sc->sc_ah);
ath9k_hw_deinit(sc->sc_ah);
tasklet_kill(&sc->intr_tq);
tasklet_kill(&sc->bcon_tasklet);
}
void ath9k_deinit_device(struct ath_softc *sc)
{
struct ieee80211_hw *hw = sc->hw;
int i = 0;
ath9k_ps_wakeup(sc);
wiphy_rfkill_stop_polling(sc->hw->wiphy);
ath_deinit_leds(sc);
for (i = 0; i < sc->num_sec_wiphy; i++) {
struct ath_wiphy *aphy = sc->sec_wiphy[i];
if (aphy == NULL)
continue;
sc->sec_wiphy[i] = NULL;
ieee80211_unregister_hw(aphy->hw);
ieee80211_free_hw(aphy->hw);
}
kfree(sc->sec_wiphy);
ieee80211_unregister_hw(hw);
ath_rx_cleanup(sc);
ath_tx_cleanup(sc);
ath9k_deinit_softc(sc);
}
void ath_descdma_cleanup(struct ath_softc *sc,
struct ath_descdma *dd,
struct list_head *head)
{
dma_free_coherent(sc->dev, dd->dd_desc_len, dd->dd_desc,
dd->dd_desc_paddr);
INIT_LIST_HEAD(head);
kfree(dd->dd_bufptr);
memset(dd, 0, sizeof(*dd));
}
/************************/
/* Module Hooks */
/************************/
static int __init ath9k_init(void)
{
int error;
/* Register rate control algorithm */
error = ath_rate_control_register();
if (error != 0) {
printk(KERN_ERR
"ath9k: Unable to register rate control "
"algorithm: %d\n",
error);
goto err_out;
}
error = ath9k_debug_create_root();
if (error) {
printk(KERN_ERR
"ath9k: Unable to create debugfs root: %d\n",
error);
goto err_rate_unregister;
}
error = ath_pci_init();
if (error < 0) {
printk(KERN_ERR
"ath9k: No PCI devices found, driver not installed.\n");
error = -ENODEV;
goto err_remove_root;
}
error = ath_ahb_init();
if (error < 0) {
error = -ENODEV;
goto err_pci_exit;
}
return 0;
err_pci_exit:
ath_pci_exit();
err_remove_root:
ath9k_debug_remove_root();
err_rate_unregister:
ath_rate_control_unregister();
err_out:
return error;
}
module_init(ath9k_init);
static void __exit ath9k_exit(void)
{
ath_ahb_exit();
ath_pci_exit();
ath9k_debug_remove_root();
ath_rate_control_unregister();
printk(KERN_INFO "%s: Driver unloaded\n", dev_info);
}
module_exit(ath9k_exit);

34
drivers/net/wireless/ath/ath9k/mac.h
View file

@ -167,6 +167,40 @@ struct ath_rx_status {
#define ATH9K_RXKEYIX_INVALID ((u8)-1)
#define ATH9K_TXKEYIX_INVALID ((u32)-1)
enum ath9k_phyerr {
ATH9K_PHYERR_UNDERRUN = 0, /* Transmit underrun */
ATH9K_PHYERR_TIMING = 1, /* Timing error */
ATH9K_PHYERR_PARITY = 2, /* Illegal parity */
ATH9K_PHYERR_RATE = 3, /* Illegal rate */
ATH9K_PHYERR_LENGTH = 4, /* Illegal length */
ATH9K_PHYERR_RADAR = 5, /* Radar detect */
ATH9K_PHYERR_SERVICE = 6, /* Illegal service */
ATH9K_PHYERR_TOR = 7, /* Transmit override receive */
ATH9K_PHYERR_OFDM_TIMING = 17,
ATH9K_PHYERR_OFDM_SIGNAL_PARITY = 18,
ATH9K_PHYERR_OFDM_RATE_ILLEGAL = 19,
ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL = 20,
ATH9K_PHYERR_OFDM_POWER_DROP = 21,
ATH9K_PHYERR_OFDM_SERVICE = 22,
ATH9K_PHYERR_OFDM_RESTART = 23,
ATH9K_PHYERR_FALSE_RADAR_EXT = 24,
ATH9K_PHYERR_CCK_TIMING = 25,
ATH9K_PHYERR_CCK_HEADER_CRC = 26,
ATH9K_PHYERR_CCK_RATE_ILLEGAL = 27,
ATH9K_PHYERR_CCK_SERVICE = 30,
ATH9K_PHYERR_CCK_RESTART = 31,
ATH9K_PHYERR_CCK_LENGTH_ILLEGAL = 32,
ATH9K_PHYERR_CCK_POWER_DROP = 33,
ATH9K_PHYERR_HT_CRC_ERROR = 34,
ATH9K_PHYERR_HT_LENGTH_ILLEGAL = 35,
ATH9K_PHYERR_HT_RATE_ILLEGAL = 36,
ATH9K_PHYERR_MAX = 37,
};
struct ath_desc {
u32 ds_link;
u32 ds_data;

1326
drivers/net/wireless/ath/ath9k/main.c
View file

File diff suppressed because it is too large Load diff

58
drivers/net/wireless/ath/ath9k/pci.c
View file

@ -113,25 +113,22 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
u16 subsysid;
u32 val;
int ret = 0;
struct ath_hw *ah;
char hw_name[64];
if (pci_enable_device(pdev))
return -EIO;
ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
if (ret) {
printk(KERN_ERR "ath9k: 32-bit DMA not available\n");
goto bad;
goto err_dma;
}
ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
if (ret) {
printk(KERN_ERR "ath9k: 32-bit DMA consistent "
"DMA enable failed\n");
goto bad;
goto err_dma;
}
/*
@ -171,22 +168,22 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
if (ret) {
dev_err(&pdev->dev, "PCI memory region reserve error\n");
ret = -ENODEV;
goto bad;
goto err_region;
}
mem = pci_iomap(pdev, 0, 0);
if (!mem) {
printk(KERN_ERR "PCI memory map error\n") ;
ret = -EIO;
goto bad1;
goto err_iomap;
}
hw = ieee80211_alloc_hw(sizeof(struct ath_wiphy) +
sizeof(struct ath_softc), &ath9k_ops);
if (!hw) {
dev_err(&pdev->dev, "no memory for ieee80211_hw\n");
dev_err(&pdev->dev, "No memory for ieee80211_hw\n");
ret = -ENOMEM;
goto bad2;
goto err_alloc_hw;
}
SET_IEEE80211_DEV(hw, &pdev->dev);
@ -201,25 +198,25 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
sc->dev = &pdev->dev;
sc->mem = mem;
pci_read_config_word(pdev, PCI_SUBSYSTEM_ID, &subsysid);
ret = ath_init_device(id->device, sc, subsysid, &ath_pci_bus_ops);
if (ret) {
dev_err(&pdev->dev, "failed to initialize device\n");
goto bad3;
}
/* setup interrupt service routine */
/* Will be cleared in ath9k_start() */
sc->sc_flags |= SC_OP_INVALID;
ret = request_irq(pdev->irq, ath_isr, IRQF_SHARED, "ath9k", sc);
if (ret) {
dev_err(&pdev->dev, "request_irq failed\n");
goto bad4;
goto err_irq;
}
sc->irq = pdev->irq;
ah = sc->sc_ah;
ath9k_hw_name(ah, hw_name, sizeof(hw_name));
pci_read_config_word(pdev, PCI_SUBSYSTEM_ID, &subsysid);
ret = ath9k_init_device(id->device, sc, subsysid, &ath_pci_bus_ops);
if (ret) {
dev_err(&pdev->dev, "Failed to initialize device\n");
goto err_init;
}
ath9k_hw_name(sc->sc_ah, hw_name, sizeof(hw_name));
printk(KERN_INFO
"%s: %s mem=0x%lx, irq=%d\n",
wiphy_name(hw->wiphy),
@ -227,15 +224,18 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
(unsigned long)mem, pdev->irq);
return 0;
bad4:
ath_detach(sc);
bad3:
err_init:
free_irq(sc->irq, sc);
err_irq:
ieee80211_free_hw(hw);
bad2:
err_alloc_hw:
pci_iounmap(pdev, mem);
bad1:
err_iomap:
pci_release_region(pdev, 0);
bad:
err_region:
/* Nothing */
err_dma:
pci_disable_device(pdev);
return ret;
}
@ -245,8 +245,12 @@ static void ath_pci_remove(struct pci_dev *pdev)
struct ieee80211_hw *hw = pci_get_drvdata(pdev);
struct ath_wiphy *aphy = hw->priv;
struct ath_softc *sc = aphy->sc;
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
ath_cleanup(sc);
ath9k_deinit_device(sc);
free_irq(sc->irq, sc);
ieee80211_free_hw(sc->hw);
ath_bus_cleanup(common);
}
#ifdef CONFIG_PM

38
drivers/net/wireless/ath/ath9k/recv.c
View file

@ -364,10 +364,10 @@ static void ath_rx_ps_beacon(struct ath_softc *sc, struct sk_buff *skb)
if (memcmp(common->curbssid, mgmt->bssid, ETH_ALEN) != 0)
return; /* not from our current AP */
sc->sc_flags &= ~SC_OP_WAIT_FOR_BEACON;
sc->ps_flags &= ~PS_WAIT_FOR_BEACON;
if (sc->sc_flags & SC_OP_BEACON_SYNC) {
sc->sc_flags &= ~SC_OP_BEACON_SYNC;
if (sc->ps_flags & PS_BEACON_SYNC) {
sc->ps_flags &= ~PS_BEACON_SYNC;
ath_print(common, ATH_DBG_PS,
"Reconfigure Beacon timers based on "
"timestamp from the AP\n");
@ -384,17 +384,17 @@ static void ath_rx_ps_beacon(struct ath_softc *sc, struct sk_buff *skb)
*/
ath_print(common, ATH_DBG_PS, "Received DTIM beacon indicating "
"buffered broadcast/multicast frame(s)\n");
sc->sc_flags |= SC_OP_WAIT_FOR_CAB | SC_OP_WAIT_FOR_BEACON;
sc->ps_flags |= PS_WAIT_FOR_CAB | PS_WAIT_FOR_BEACON;
return;
}
if (sc->sc_flags & SC_OP_WAIT_FOR_CAB) {
if (sc->ps_flags & PS_WAIT_FOR_CAB) {
/*
* This can happen if a broadcast frame is dropped or the AP
* fails to send a frame indicating that all CAB frames have
* been delivered.
*/
sc->sc_flags &= ~SC_OP_WAIT_FOR_CAB;
sc->ps_flags &= ~PS_WAIT_FOR_CAB;
ath_print(common, ATH_DBG_PS,
"PS wait for CAB frames timed out\n");
}
@ -408,10 +408,10 @@ static void ath_rx_ps(struct ath_softc *sc, struct sk_buff *skb)
hdr = (struct ieee80211_hdr *)skb->data;
/* Process Beacon and CAB receive in PS state */
if ((sc->sc_flags & SC_OP_WAIT_FOR_BEACON) &&
if ((sc->ps_flags & PS_WAIT_FOR_BEACON) &&
ieee80211_is_beacon(hdr->frame_control))
ath_rx_ps_beacon(sc, skb);
else if ((sc->sc_flags & SC_OP_WAIT_FOR_CAB) &&
else if ((sc->ps_flags & PS_WAIT_FOR_CAB) &&
(ieee80211_is_data(hdr->frame_control) ||
ieee80211_is_action(hdr->frame_control)) &&
is_multicast_ether_addr(hdr->addr1) &&
@ -420,20 +420,20 @@ static void ath_rx_ps(struct ath_softc *sc, struct sk_buff *skb)
* No more broadcast/multicast frames to be received at this
* point.
*/
sc->sc_flags &= ~SC_OP_WAIT_FOR_CAB;
sc->ps_flags &= ~PS_WAIT_FOR_CAB;
ath_print(common, ATH_DBG_PS,
"All PS CAB frames received, back to sleep\n");
} else if ((sc->sc_flags & SC_OP_WAIT_FOR_PSPOLL_DATA) &&
} else if ((sc->ps_flags & PS_WAIT_FOR_PSPOLL_DATA) &&
!is_multicast_ether_addr(hdr->addr1) &&
!ieee80211_has_morefrags(hdr->frame_control)) {
sc->sc_flags &= ~SC_OP_WAIT_FOR_PSPOLL_DATA;
sc->ps_flags &= ~PS_WAIT_FOR_PSPOLL_DATA;
ath_print(common, ATH_DBG_PS,
"Going back to sleep after having received "
"PS-Poll data (0x%x)\n",
sc->sc_flags & (SC_OP_WAIT_FOR_BEACON |
SC_OP_WAIT_FOR_CAB |
SC_OP_WAIT_FOR_PSPOLL_DATA |
SC_OP_WAIT_FOR_TX_ACK));
sc->ps_flags & (PS_WAIT_FOR_BEACON |
PS_WAIT_FOR_CAB |
PS_WAIT_FOR_PSPOLL_DATA |
PS_WAIT_FOR_TX_ACK));
}
}
@ -571,6 +571,8 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush)
hw = ath_get_virt_hw(sc, hdr);
rx_stats = &ds->ds_rxstat;
ath_debug_stat_rx(sc, bf);
/*
* If we're asked to flush receive queue, directly
* chain it back at the queue without processing it.
@ -631,9 +633,9 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush)
sc->rx.rxotherant = 0;
}
if (unlikely(sc->sc_flags & (SC_OP_WAIT_FOR_BEACON |
SC_OP_WAIT_FOR_CAB |
SC_OP_WAIT_FOR_PSPOLL_DATA)))
if (unlikely(sc->ps_flags & (PS_WAIT_FOR_BEACON |
PS_WAIT_FOR_CAB |
PS_WAIT_FOR_PSPOLL_DATA)))
ath_rx_ps(sc, skb);
ath_rx_send_to_mac80211(hw, sc, skb, rxs);

2
drivers/net/wireless/ath/ath9k/virtual.c
View file

@ -152,7 +152,7 @@ int ath9k_wiphy_add(struct ath_softc *sc)
SET_IEEE80211_PERM_ADDR(hw, addr);
ath_set_hw_capab(sc, hw);
ath9k_set_hw_capab(sc, hw);
error = ieee80211_register_hw(hw);

18
drivers/net/wireless/ath/ath9k/xmit.c
View file

@ -1648,7 +1648,7 @@ static int ath_tx_setup_buffer(struct ieee80211_hw *hw, struct ath_buf *bf,
/* tag if this is a nullfunc frame to enable PS when AP acks it */
if (ieee80211_is_nullfunc(fc) && ieee80211_has_pm(fc)) {
bf->bf_isnullfunc = true;
sc->sc_flags &= ~SC_OP_NULLFUNC_COMPLETED;
sc->ps_flags &= ~PS_NULLFUNC_COMPLETED;
} else
bf->bf_isnullfunc = false;
@ -1858,15 +1858,15 @@ static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb,
skb_pull(skb, padsize);
}
if (sc->sc_flags & SC_OP_WAIT_FOR_TX_ACK) {
sc->sc_flags &= ~SC_OP_WAIT_FOR_TX_ACK;
if (sc->ps_flags & PS_WAIT_FOR_TX_ACK) {
sc->ps_flags &= ~PS_WAIT_FOR_TX_ACK;
ath_print(common, ATH_DBG_PS,
"Going back to sleep after having "
"received TX status (0x%x)\n",
sc->sc_flags & (SC_OP_WAIT_FOR_BEACON |
SC_OP_WAIT_FOR_CAB |
SC_OP_WAIT_FOR_PSPOLL_DATA |
SC_OP_WAIT_FOR_TX_ACK));
sc->ps_flags & (PS_WAIT_FOR_BEACON |
PS_WAIT_FOR_CAB |
PS_WAIT_FOR_PSPOLL_DATA |
PS_WAIT_FOR_TX_ACK));
}
if (unlikely(tx_info->pad[0] & ATH_TX_INFO_FRAME_TYPE_INTERNAL))
@ -2053,11 +2053,11 @@ static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
*/
if (bf->bf_isnullfunc &&
(ds->ds_txstat.ts_status & ATH9K_TX_ACKED)) {
if ((sc->sc_flags & SC_OP_PS_ENABLED)) {
if ((sc->ps_flags & PS_ENABLED)) {
sc->ps_enabled = true;
ath9k_hw_setrxabort(sc->sc_ah, 1);
} else
sc->sc_flags |= SC_OP_NULLFUNC_COMPLETED;
sc->ps_flags |= PS_NULLFUNC_COMPLETED;
}
/*

8
drivers/net/wireless/b43/b43.h
View file

@ -253,6 +253,14 @@ enum {
#define B43_SHM_SH_MAXBFRAMES 0x0080 /* Maximum number of frames in a burst */
#define B43_SHM_SH_SPUWKUP 0x0094 /* pre-wakeup for synth PU in us */
#define B43_SHM_SH_PRETBTT 0x0096 /* pre-TBTT in us */
/* SHM_SHARED tx iq workarounds */
#define B43_SHM_SH_NPHY_TXIQW0 0x0700
#define B43_SHM_SH_NPHY_TXIQW1 0x0702
#define B43_SHM_SH_NPHY_TXIQW2 0x0704
#define B43_SHM_SH_NPHY_TXIQW3 0x0706
/* SHM_SHARED tx pwr ctrl */
#define B43_SHM_SH_NPHY_TXPWR_INDX0 0x0708
#define B43_SHM_SH_NPHY_TXPWR_INDX1 0x070E
/* SHM_SCRATCH offsets */
#define B43_SHM_SC_MINCONT 0x0003 /* Minimum contention window */

8
drivers/net/wireless/b43/main.c
View file

@ -67,7 +67,12 @@ MODULE_AUTHOR("Gábor Stefanik");
MODULE_LICENSE("GPL");
MODULE_FIRMWARE(B43_SUPPORTED_FIRMWARE_ID);
MODULE_FIRMWARE("b43/ucode11.fw");
MODULE_FIRMWARE("b43/ucode13.fw");
MODULE_FIRMWARE("b43/ucode14.fw");
MODULE_FIRMWARE("b43/ucode15.fw");
MODULE_FIRMWARE("b43/ucode5.fw");
MODULE_FIRMWARE("b43/ucode9.fw");
static int modparam_bad_frames_preempt;
module_param_named(bad_frames_preempt, modparam_bad_frames_preempt, int, 0444);
@ -113,6 +118,7 @@ static const struct ssb_device_id b43_ssb_tbl[] = {
SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 9),
SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 10),
SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 11),
SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 12),
SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 13),
SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 15),
SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 16),

24
drivers/net/wireless/b43/phy_lp.c
View file

@ -80,6 +80,7 @@ static void b43_lpphy_op_free(struct b43_wldev *dev)
dev->phy.lp = NULL;
}
/* http://bcm-v4.sipsolutions.net/802.11/PHY/LP/ReadBandSrom */
static void lpphy_read_band_sprom(struct b43_wldev *dev)
{
struct b43_phy_lp *lpphy = dev->phy.lp;
@ -101,6 +102,12 @@ static void lpphy_read_band_sprom(struct b43_wldev *dev)
maxpwr = bus->sprom.maxpwr_bg;
lpphy->max_tx_pwr_med_band = maxpwr;
cckpo = bus->sprom.cck2gpo;
/*
* We don't read SPROM's opo as specs say. On rev8 SPROMs
* opo == ofdm2gpo and we don't know any SSB with LP-PHY
* and SPROM rev below 8.
*/
B43_WARN_ON(bus->sprom.revision < 8);
ofdmpo = bus->sprom.ofdm2gpo;
if (cckpo) {
for (i = 0; i < 4; i++) {
@ -1703,19 +1710,6 @@ static const struct lpphy_rx_iq_comp lpphy_rev2plus_iq_comp = {
.c0 = 0,
};
static u8 lpphy_nbits(s32 val)
{
u32 tmp = abs(val);
u8 nbits = 0;
while (tmp != 0) {
nbits++;
tmp >>= 1;
}
return nbits;
}
static int lpphy_calc_rx_iq_comp(struct b43_wldev *dev, u16 samples)
{
struct lpphy_iq_est iq_est;
@ -1742,8 +1736,8 @@ static int lpphy_calc_rx_iq_comp(struct b43_wldev *dev, u16 samples)
goto out;
}
prod_msb = lpphy_nbits(prod);
q_msb = lpphy_nbits(qpwr);
prod_msb = fls(abs(prod));
q_msb = fls(abs(qpwr));
tmp1 = prod_msb - 20;
if (tmp1 >= 0) {

1795
drivers/net/wireless/b43/phy_n.c
View file

File diff suppressed because it is too large Load diff

87
drivers/net/wireless/b43/phy_n.h
View file

@ -231,6 +231,7 @@
#define B43_NPHY_C2_TXIQ_COMP_OFF B43_PHY_N(0x088) /* Core 2 TX I/Q comp offset */
#define B43_NPHY_C1_TXCTL B43_PHY_N(0x08B) /* Core 1 TX control */
#define B43_NPHY_C2_TXCTL B43_PHY_N(0x08C) /* Core 2 TX control */
#define B43_NPHY_AFECTL_OVER1 B43_PHY_N(0x08F) /* AFE control override 1 */
#define B43_NPHY_SCRAM_SIGCTL B43_PHY_N(0x090) /* Scram signal control */
#define B43_NPHY_SCRAM_SIGCTL_INITST 0x007F /* Initial state value */
#define B43_NPHY_SCRAM_SIGCTL_INITST_SHIFT 0
@ -705,6 +706,10 @@
#define B43_NPHY_TXPCTL_INIT B43_PHY_N(0x222) /* TX power controll init */
#define B43_NPHY_TXPCTL_INIT_PIDXI1 0x00FF /* Power index init 1 */
#define B43_NPHY_TXPCTL_INIT_PIDXI1_SHIFT 0
#define B43_NPHY_PAPD_EN0 B43_PHY_N(0x297) /* PAPD Enable0 TBD */
#define B43_NPHY_EPS_TABLE_ADJ0 B43_PHY_N(0x298) /* EPS Table Adj0 TBD */
#define B43_NPHY_PAPD_EN1 B43_PHY_N(0x29B) /* PAPD Enable1 TBD */
#define B43_NPHY_EPS_TABLE_ADJ1 B43_PHY_N(0x29C) /* EPS Table Adj1 TBD */
@ -919,8 +924,88 @@
struct b43_wldev;
struct b43_phy_n_iq_comp {
s16 a0;
s16 b0;
s16 a1;
s16 b1;
};
struct b43_phy_n_rssical_cache {
u16 rssical_radio_regs_2G[2];
u16 rssical_phy_regs_2G[12];
u16 rssical_radio_regs_5G[2];
u16 rssical_phy_regs_5G[12];
};
struct b43_phy_n_cal_cache {
u16 txcal_radio_regs_2G[8];
u16 txcal_coeffs_2G[8];
struct b43_phy_n_iq_comp rxcal_coeffs_2G;
u16 txcal_radio_regs_5G[8];
u16 txcal_coeffs_5G[8];
struct b43_phy_n_iq_comp rxcal_coeffs_5G;
};
struct b43_phy_n_txpwrindex {
s8 index;
s8 index_internal;
s8 index_internal_save;
u16 AfectrlOverride;
u16 AfeCtrlDacGain;
u16 rad_gain;
u8 bbmult;
u16 iqcomp_a;
u16 iqcomp_b;
u16 locomp;
};
struct b43_phy_n {
//TODO lots of missing stuff
u8 antsel_type;
u8 cal_orig_pwr_idx[2];
u8 measure_hold;
u8 phyrxchain;
u8 perical;
u32 deaf_count;
u32 rxcalparams;
bool hang_avoid;
bool mute;
u16 papd_epsilon_offset[2];
u8 mphase_cal_phase_id;
u16 mphase_txcal_cmdidx;
u16 mphase_txcal_numcmds;
u16 mphase_txcal_bestcoeffs[11];
u8 txpwrctrl;
u16 txcal_bbmult;
u16 txiqlocal_bestc[11];
bool txiqlocal_coeffsvalid;
struct b43_phy_n_txpwrindex txpwrindex[2];
u16 tx_rx_cal_phy_saveregs[11];
u16 tx_rx_cal_radio_saveregs[22];
u16 rfctrl_intc1_save;
u16 rfctrl_intc2_save;
u16 classifier_state;
u16 clip_state[2];
bool ipa2g_on;
u8 iqcal_chanspec_2G;
u8 rssical_chanspec_2G;
bool ipa5g_on;
u8 iqcal_chanspec_5G;
u8 rssical_chanspec_5G;
struct b43_phy_n_rssical_cache rssical_cache;
struct b43_phy_n_cal_cache cal_cache;
bool crsminpwr_adjusted;
bool noisevars_adjusted;
};

577
drivers/net/wireless/b43/tables_nphy.c
View file

@ -1336,7 +1336,7 @@ b43_nphy_get_chantabent(struct b43_wldev *dev, u8 channel)
}
const u8 b43_ntab_adjustpower0[] = {
static const u8 b43_ntab_adjustpower0[] = {
0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01,
0x02, 0x02, 0x02, 0x02, 0x03, 0x03, 0x03, 0x03,
0x04, 0x04, 0x04, 0x04, 0x05, 0x05, 0x05, 0x05,
@ -1355,7 +1355,7 @@ const u8 b43_ntab_adjustpower0[] = {
0x1E, 0x1E, 0x1E, 0x1E, 0x1F, 0x1F, 0x1F, 0x1F,
};
const u8 b43_ntab_adjustpower1[] = {
static const u8 b43_ntab_adjustpower1[] = {
0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01,
0x02, 0x02, 0x02, 0x02, 0x03, 0x03, 0x03, 0x03,
0x04, 0x04, 0x04, 0x04, 0x05, 0x05, 0x05, 0x05,
@ -1374,11 +1374,11 @@ const u8 b43_ntab_adjustpower1[] = {
0x1E, 0x1E, 0x1E, 0x1E, 0x1F, 0x1F, 0x1F, 0x1F,
};
const u16 b43_ntab_bdi[] = {
static const u16 b43_ntab_bdi[] = {
0x0070, 0x0126, 0x012C, 0x0246, 0x048D, 0x04D2,
};
const u32 b43_ntab_channelest[] = {
static const u32 b43_ntab_channelest[] = {
0x44444444, 0x44444444, 0x44444444, 0x44444444,
0x44444444, 0x44444444, 0x44444444, 0x44444444,
0x10101010, 0x10101010, 0x10101010, 0x10101010,
@ -1405,7 +1405,7 @@ const u32 b43_ntab_channelest[] = {
0x10101010, 0x10101010, 0x10101010, 0x10101010,
};
const u8 b43_ntab_estimatepowerlt0[] = {
static const u8 b43_ntab_estimatepowerlt0[] = {
0x50, 0x4F, 0x4E, 0x4D, 0x4C, 0x4B, 0x4A, 0x49,
0x48, 0x47, 0x46, 0x45, 0x44, 0x43, 0x42, 0x41,
0x40, 0x3F, 0x3E, 0x3D, 0x3C, 0x3B, 0x3A, 0x39,
@ -1416,7 +1416,7 @@ const u8 b43_ntab_estimatepowerlt0[] = {
0x18, 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11,
};
const u8 b43_ntab_estimatepowerlt1[] = {
static const u8 b43_ntab_estimatepowerlt1[] = {
0x50, 0x4F, 0x4E, 0x4D, 0x4C, 0x4B, 0x4A, 0x49,
0x48, 0x47, 0x46, 0x45, 0x44, 0x43, 0x42, 0x41,
0x40, 0x3F, 0x3E, 0x3D, 0x3C, 0x3B, 0x3A, 0x39,
@ -1427,14 +1427,14 @@ const u8 b43_ntab_estimatepowerlt1[] = {
0x18, 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11,
};
const u8 b43_ntab_framelookup[] = {
static const u8 b43_ntab_framelookup[] = {
0x02, 0x04, 0x14, 0x14, 0x03, 0x05, 0x16, 0x16,
0x0A, 0x0C, 0x1C, 0x1C, 0x0B, 0x0D, 0x1E, 0x1E,
0x06, 0x08, 0x18, 0x18, 0x07, 0x09, 0x1A, 0x1A,
0x0E, 0x10, 0x20, 0x28, 0x0F, 0x11, 0x22, 0x2A,
};
const u32 b43_ntab_framestruct[] = {
static const u32 b43_ntab_framestruct[] = {
0x08004A04, 0x00100000, 0x01000A05, 0x00100020,
0x09804506, 0x00100030, 0x09804507, 0x00100030,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
@ -1645,7 +1645,7 @@ const u32 b43_ntab_framestruct[] = {
0x00000000, 0x00000000, 0x00000000, 0x00000000,
};
const u32 b43_ntab_gainctl0[] = {
static const u32 b43_ntab_gainctl0[] = {
0x007F003F, 0x007E013F, 0x007D023E, 0x007C033E,
0x007B043D, 0x007A053D, 0x0079063C, 0x0078073C,
0x0077083B, 0x0076093B, 0x00750A3A, 0x00740B3A,
@ -1680,7 +1680,7 @@ const u32 b43_ntab_gainctl0[] = {
0x00030C01, 0x00020D01, 0x00010E00, 0x00000F00,
};
const u32 b43_ntab_gainctl1[] = {
static const u32 b43_ntab_gainctl1[] = {
0x007F003F, 0x007E013F, 0x007D023E, 0x007C033E,
0x007B043D, 0x007A053D, 0x0079063C, 0x0078073C,
0x0077083B, 0x0076093B, 0x00750A3A, 0x00740B3A,
@ -1715,12 +1715,12 @@ const u32 b43_ntab_gainctl1[] = {
0x00030C01, 0x00020D01, 0x00010E00, 0x00000F00,
};
const u32 b43_ntab_intlevel[] = {
static const u32 b43_ntab_intlevel[] = {
0x00802070, 0x0671188D, 0x0A60192C, 0x0A300E46,
0x00C1188D, 0x080024D2, 0x00000070,
};
const u32 b43_ntab_iqlt0[] = {
static const u32 b43_ntab_iqlt0[] = {
0x0000007F, 0x0000007F, 0x0000007F, 0x0000007F,
0x0000007F, 0x0000007F, 0x0000007F, 0x0000007F,
0x0000007F, 0x0000007F, 0x0000007F, 0x0000007F,
@ -1755,7 +1755,7 @@ const u32 b43_ntab_iqlt0[] = {
0x0000007F, 0x0000007F, 0x0000007F, 0x0000007F,
};
const u32 b43_ntab_iqlt1[] = {
static const u32 b43_ntab_iqlt1[] = {
0x0000007F, 0x0000007F, 0x0000007F, 0x0000007F,
0x0000007F, 0x0000007F, 0x0000007F, 0x0000007F,
0x0000007F, 0x0000007F, 0x0000007F, 0x0000007F,
@ -1790,7 +1790,7 @@ const u32 b43_ntab_iqlt1[] = {
0x0000007F, 0x0000007F, 0x0000007F, 0x0000007F,
};
const u16 b43_ntab_loftlt0[] = {
static const u16 b43_ntab_loftlt0[] = {
0x0000, 0x0101, 0x0002, 0x0103, 0x0000, 0x0101,
0x0002, 0x0103, 0x0000, 0x0101, 0x0002, 0x0103,
0x0000, 0x0101, 0x0002, 0x0103, 0x0000, 0x0101,
@ -1815,7 +1815,7 @@ const u16 b43_ntab_loftlt0[] = {
0x0002, 0x0103,
};
const u16 b43_ntab_loftlt1[] = {
static const u16 b43_ntab_loftlt1[] = {
0x0000, 0x0101, 0x0002, 0x0103, 0x0000, 0x0101,
0x0002, 0x0103, 0x0000, 0x0101, 0x0002, 0x0103,
0x0000, 0x0101, 0x0002, 0x0103, 0x0000, 0x0101,
@ -1840,7 +1840,7 @@ const u16 b43_ntab_loftlt1[] = {
0x0002, 0x0103,
};
const u8 b43_ntab_mcs[] = {
static const u8 b43_ntab_mcs[] = {
0x00, 0x08, 0x0A, 0x10, 0x12, 0x19, 0x1A, 0x1C,
0x40, 0x48, 0x4A, 0x50, 0x52, 0x59, 0x5A, 0x5C,
0x80, 0x88, 0x8A, 0x90, 0x92, 0x99, 0x9A, 0x9C,
@ -1859,7 +1859,7 @@ const u8 b43_ntab_mcs[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
};
const u32 b43_ntab_noisevar10[] = {
static const u32 b43_ntab_noisevar10[] = {
0x020C020C, 0x0000014D, 0x020C020C, 0x0000014D,
0x020C020C, 0x0000014D, 0x020C020C, 0x0000014D,
0x020C020C, 0x0000014D, 0x020C020C, 0x0000014D,
@ -1926,7 +1926,7 @@ const u32 b43_ntab_noisevar10[] = {
0x020C020C, 0x0000014D, 0x020C020C, 0x0000014D,
};
const u32 b43_ntab_noisevar11[] = {
static const u32 b43_ntab_noisevar11[] = {
0x020C020C, 0x0000014D, 0x020C020C, 0x0000014D,
0x020C020C, 0x0000014D, 0x020C020C, 0x0000014D,
0x020C020C, 0x0000014D, 0x020C020C, 0x0000014D,
@ -1993,7 +1993,7 @@ const u32 b43_ntab_noisevar11[] = {
0x020C020C, 0x0000014D, 0x020C020C, 0x0000014D,
};
const u16 b43_ntab_pilot[] = {
static const u16 b43_ntab_pilot[] = {
0xFF08, 0xFF08, 0xFF08, 0xFF08, 0xFF08, 0xFF08,
0xFF08, 0xFF08, 0x80D5, 0x80D5, 0x80D5, 0x80D5,
0x80D5, 0x80D5, 0x80D5, 0x80D5, 0xFF0A, 0xFF82,
@ -2011,12 +2011,12 @@ const u16 b43_ntab_pilot[] = {
0xF0A0, 0xF028, 0xFFFF, 0xFFFF,
};
const u32 b43_ntab_pilotlt[] = {
static const u32 b43_ntab_pilotlt[] = {
0x76540123, 0x62407351, 0x76543201, 0x76540213,
0x76540123, 0x76430521,
};
const u32 b43_ntab_tdi20a0[] = {
static const u32 b43_ntab_tdi20a0[] = {
0x00091226, 0x000A1429, 0x000B56AD, 0x000C58B0,
0x000D5AB3, 0x000E9CB6, 0x000F9EBA, 0x0000C13D,
0x00020301, 0x00030504, 0x00040708, 0x0005090B,
@ -2033,7 +2033,7 @@ const u32 b43_ntab_tdi20a0[] = {
0x00000000, 0x00000000, 0x00000000,
};
const u32 b43_ntab_tdi20a1[] = {
static const u32 b43_ntab_tdi20a1[] = {
0x00014B26, 0x00028D29, 0x000393AD, 0x00049630,
0x0005D833, 0x0006DA36, 0x00099C3A, 0x000A9E3D,
0x000BC081, 0x000CC284, 0x000DC488, 0x000F068B,
@ -2050,7 +2050,7 @@ const u32 b43_ntab_tdi20a1[] = {
0x00000000, 0x00000000, 0x00000000,
};
const u32 b43_ntab_tdi40a0[] = {
static const u32 b43_ntab_tdi40a0[] = {
0x0011A346, 0x00136CCF, 0x0014F5D9, 0x001641E2,
0x0017CB6B, 0x00195475, 0x001B2383, 0x001CAD0C,
0x001E7616, 0x0000821F, 0x00020BA8, 0x0003D4B2,
@ -2081,7 +2081,7 @@ const u32 b43_ntab_tdi40a0[] = {
0x00000000, 0x00000000,
};
const u32 b43_ntab_tdi40a1[] = {
static const u32 b43_ntab_tdi40a1[] = {
0x001EDB36, 0x000129CA, 0x0002B353, 0x00047CDD,
0x0005C8E6, 0x000791EF, 0x00091BF9, 0x000AAA07,
0x000C3391, 0x000DFD1A, 0x00120923, 0x0013D22D,
@ -2112,7 +2112,7 @@ const u32 b43_ntab_tdi40a1[] = {
0x00000000, 0x00000000,
};
const u32 b43_ntab_tdtrn[] = {
static const u32 b43_ntab_tdtrn[] = {
0x061C061C, 0x0050EE68, 0xF592FE36, 0xFE5212F6,
0x00000C38, 0xFE5212F6, 0xF592FE36, 0x0050EE68,
0x061C061C, 0xEE680050, 0xFE36F592, 0x12F6FE52,
@ -2291,7 +2291,7 @@ const u32 b43_ntab_tdtrn[] = {
0xFA58FC00, 0x0B64FC7E, 0x0800F7B6, 0x00F006BE,
};
const u32 b43_ntab_tmap[] = {
static const u32 b43_ntab_tmap[] = {
0x8A88AA80, 0x8AAAAA8A, 0x8A8A8AA8, 0x00000888,
0x88000000, 0x8A8A88AA, 0x8AA88888, 0x8888A8A8,
0xF1111110, 0x11111111, 0x11F11111, 0x00000111,
@ -2406,6 +2406,483 @@ const u32 b43_ntab_tmap[] = {
0x00000000, 0x00000000, 0x00000000, 0x00000000,
};
const u32 b43_ntab_tx_gain_rev0_1_2[] = {
0x03cc2b44, 0x03cc2b42, 0x03cc2a44, 0x03cc2a42,
0x03cc2944, 0x03c82b44, 0x03c82b42, 0x03c82a44,
0x03c82a42, 0x03c82944, 0x03c82942, 0x03c82844,
0x03c82842, 0x03c42b44, 0x03c42b42, 0x03c42a44,
0x03c42a42, 0x03c42944, 0x03c42942, 0x03c42844,
0x03c42842, 0x03c42744, 0x03c42742, 0x03c42644,
0x03c42642, 0x03c42544, 0x03c42542, 0x03c42444,
0x03c42442, 0x03c02b44, 0x03c02b42, 0x03c02a44,
0x03c02a42, 0x03c02944, 0x03c02942, 0x03c02844,
0x03c02842, 0x03c02744, 0x03c02742, 0x03b02b44,
0x03b02b42, 0x03b02a44, 0x03b02a42, 0x03b02944,
0x03b02942, 0x03b02844, 0x03b02842, 0x03b02744,
0x03b02742, 0x03b02644, 0x03b02642, 0x03b02544,
0x03b02542, 0x03a02b44, 0x03a02b42, 0x03a02a44,
0x03a02a42, 0x03a02944, 0x03a02942, 0x03a02844,
0x03a02842, 0x03a02744, 0x03a02742, 0x03902b44,
0x03902b42, 0x03902a44, 0x03902a42, 0x03902944,
0x03902942, 0x03902844, 0x03902842, 0x03902744,
0x03902742, 0x03902644, 0x03902642, 0x03902544,
0x03902542, 0x03802b44, 0x03802b42, 0x03802a44,
0x03802a42, 0x03802944, 0x03802942, 0x03802844,
0x03802842, 0x03802744, 0x03802742, 0x03802644,
0x03802642, 0x03802544, 0x03802542, 0x03802444,
0x03802442, 0x03802344, 0x03802342, 0x03802244,
0x03802242, 0x03802144, 0x03802142, 0x03802044,
0x03802042, 0x03801f44, 0x03801f42, 0x03801e44,
0x03801e42, 0x03801d44, 0x03801d42, 0x03801c44,
0x03801c42, 0x03801b44, 0x03801b42, 0x03801a44,
0x03801a42, 0x03801944, 0x03801942, 0x03801844,
0x03801842, 0x03801744, 0x03801742, 0x03801644,
0x03801642, 0x03801544, 0x03801542, 0x03801444,
0x03801442, 0x03801344, 0x03801342, 0x00002b00,
};
const u32 b43_ntab_tx_gain_rev3plus_2ghz[] = {
0x1f410044, 0x1f410042, 0x1f410040, 0x1f41003e,
0x1f41003c, 0x1f41003b, 0x1f410039, 0x1f410037,
0x1e410044, 0x1e410042, 0x1e410040, 0x1e41003e,
0x1e41003c, 0x1e41003b, 0x1e410039, 0x1e410037,
0x1d410044, 0x1d410042, 0x1d410040, 0x1d41003e,
0x1d41003c, 0x1d41003b, 0x1d410039, 0x1d410037,
0x1c410044, 0x1c410042, 0x1c410040, 0x1c41003e,
0x1c41003c, 0x1c41003b, 0x1c410039, 0x1c410037,
0x1b410044, 0x1b410042, 0x1b410040, 0x1b41003e,
0x1b41003c, 0x1b41003b, 0x1b410039, 0x1b410037,
0x1a410044, 0x1a410042, 0x1a410040, 0x1a41003e,
0x1a41003c, 0x1a41003b, 0x1a410039, 0x1a410037,
0x19410044, 0x19410042, 0x19410040, 0x1941003e,
0x1941003c, 0x1941003b, 0x19410039, 0x19410037,
0x18410044, 0x18410042, 0x18410040, 0x1841003e,
0x1841003c, 0x1841003b, 0x18410039, 0x18410037,
0x17410044, 0x17410042, 0x17410040, 0x1741003e,
0x1741003c, 0x1741003b, 0x17410039, 0x17410037,
0x16410044, 0x16410042, 0x16410040, 0x1641003e,
0x1641003c, 0x1641003b, 0x16410039, 0x16410037,
0x15410044, 0x15410042, 0x15410040, 0x1541003e,
0x1541003c, 0x1541003b, 0x15410039, 0x15410037,
0x14410044, 0x14410042, 0x14410040, 0x1441003e,
0x1441003c, 0x1441003b, 0x14410039, 0x14410037,
0x13410044, 0x13410042, 0x13410040, 0x1341003e,
0x1341003c, 0x1341003b, 0x13410039, 0x13410037,
0x12410044, 0x12410042, 0x12410040, 0x1241003e,
0x1241003c, 0x1241003b, 0x12410039, 0x12410037,
0x11410044, 0x11410042, 0x11410040, 0x1141003e,
0x1141003c, 0x1141003b, 0x11410039, 0x11410037,
0x10410044, 0x10410042, 0x10410040, 0x1041003e,
0x1041003c, 0x1041003b, 0x10410039, 0x10410037,
};
const u32 b43_ntab_tx_gain_rev3_5ghz[] = {
0xcff70044, 0xcff70042, 0xcff70040, 0xcff7003e,
0xcff7003c, 0xcff7003b, 0xcff70039, 0xcff70037,
0xcef70044, 0xcef70042, 0xcef70040, 0xcef7003e,
0xcef7003c, 0xcef7003b, 0xcef70039, 0xcef70037,
0xcdf70044, 0xcdf70042, 0xcdf70040, 0xcdf7003e,
0xcdf7003c, 0xcdf7003b, 0xcdf70039, 0xcdf70037,
0xccf70044, 0xccf70042, 0xccf70040, 0xccf7003e,
0xccf7003c, 0xccf7003b, 0xccf70039, 0xccf70037,
0xcbf70044, 0xcbf70042, 0xcbf70040, 0xcbf7003e,
0xcbf7003c, 0xcbf7003b, 0xcbf70039, 0xcbf70037,
0xcaf70044, 0xcaf70042, 0xcaf70040, 0xcaf7003e,
0xcaf7003c, 0xcaf7003b, 0xcaf70039, 0xcaf70037,
0xc9f70044, 0xc9f70042, 0xc9f70040, 0xc9f7003e,
0xc9f7003c, 0xc9f7003b, 0xc9f70039, 0xc9f70037,
0xc8f70044, 0xc8f70042, 0xc8f70040, 0xc8f7003e,
0xc8f7003c, 0xc8f7003b, 0xc8f70039, 0xc8f70037,
0xc7f70044, 0xc7f70042, 0xc7f70040, 0xc7f7003e,
0xc7f7003c, 0xc7f7003b, 0xc7f70039, 0xc7f70037,
0xc6f70044, 0xc6f70042, 0xc6f70040, 0xc6f7003e,
0xc6f7003c, 0xc6f7003b, 0xc6f70039, 0xc6f70037,
0xc5f70044, 0xc5f70042, 0xc5f70040, 0xc5f7003e,
0xc5f7003c, 0xc5f7003b, 0xc5f70039, 0xc5f70037,
0xc4f70044, 0xc4f70042, 0xc4f70040, 0xc4f7003e,
0xc4f7003c, 0xc4f7003b, 0xc4f70039, 0xc4f70037,
0xc3f70044, 0xc3f70042, 0xc3f70040, 0xc3f7003e,
0xc3f7003c, 0xc3f7003b, 0xc3f70039, 0xc3f70037,
0xc2f70044, 0xc2f70042, 0xc2f70040, 0xc2f7003e,
0xc2f7003c, 0xc2f7003b, 0xc2f70039, 0xc2f70037,
0xc1f70044, 0xc1f70042, 0xc1f70040, 0xc1f7003e,
0xc1f7003c, 0xc1f7003b, 0xc1f70039, 0xc1f70037,
0xc0f70044, 0xc0f70042, 0xc0f70040, 0xc0f7003e,
0xc0f7003c, 0xc0f7003b, 0xc0f70039, 0xc0f70037,
};
const u32 b43_ntab_tx_gain_rev4_5ghz[] = {
0x2ff20044, 0x2ff20042, 0x2ff20040, 0x2ff2003e,
0x2ff2003c, 0x2ff2003b, 0x2ff20039, 0x2ff20037,
0x2ef20044, 0x2ef20042, 0x2ef20040, 0x2ef2003e,
0x2ef2003c, 0x2ef2003b, 0x2ef20039, 0x2ef20037,
0x2df20044, 0x2df20042, 0x2df20040, 0x2df2003e,
0x2df2003c, 0x2df2003b, 0x2df20039, 0x2df20037,
0x2cf20044, 0x2cf20042, 0x2cf20040, 0x2cf2003e,
0x2cf2003c, 0x2cf2003b, 0x2cf20039, 0x2cf20037,
0x2bf20044, 0x2bf20042, 0x2bf20040, 0x2bf2003e,
0x2bf2003c, 0x2bf2003b, 0x2bf20039, 0x2bf20037,
0x2af20044, 0x2af20042, 0x2af20040, 0x2af2003e,
0x2af2003c, 0x2af2003b, 0x2af20039, 0x2af20037,
0x29f20044, 0x29f20042, 0x29f20040, 0x29f2003e,
0x29f2003c, 0x29f2003b, 0x29f20039, 0x29f20037,
0x28f20044, 0x28f20042, 0x28f20040, 0x28f2003e,
0x28f2003c, 0x28f2003b, 0x28f20039, 0x28f20037,
0x27f20044, 0x27f20042, 0x27f20040, 0x27f2003e,
0x27f2003c, 0x27f2003b, 0x27f20039, 0x27f20037,
0x26f20044, 0x26f20042, 0x26f20040, 0x26f2003e,
0x26f2003c, 0x26f2003b, 0x26f20039, 0x26f20037,
0x25f20044, 0x25f20042, 0x25f20040, 0x25f2003e,
0x25f2003c, 0x25f2003b, 0x25f20039, 0x25f20037,
0x24f20044, 0x24f20042, 0x24f20040, 0x24f2003e,
0x24f2003c, 0x24f2003b, 0x24f20039, 0x24f20038,
0x23f20041, 0x23f20040, 0x23f2003f, 0x23f2003e,
0x23f2003c, 0x23f2003b, 0x23f20039, 0x23f20037,
0x22f20044, 0x22f20042, 0x22f20040, 0x22f2003e,
0x22f2003c, 0x22f2003b, 0x22f20039, 0x22f20037,
0x21f20044, 0x21f20042, 0x21f20040, 0x21f2003e,
0x21f2003c, 0x21f2003b, 0x21f20039, 0x21f20037,
0x20d20043, 0x20d20041, 0x20d2003e, 0x20d2003c,
0x20d2003a, 0x20d20038, 0x20d20036, 0x20d20034,
};
const u32 b43_ntab_tx_gain_rev5plus_5ghz[] = {
0x0f62004a, 0x0f620048, 0x0f620046, 0x0f620044,
0x0f620042, 0x0f620040, 0x0f62003e, 0x0f62003c,
0x0e620044, 0x0e620042, 0x0e620040, 0x0e62003e,
0x0e62003c, 0x0e62003d, 0x0e62003b, 0x0e62003a,
0x0d620043, 0x0d620041, 0x0d620040, 0x0d62003e,
0x0d62003d, 0x0d62003c, 0x0d62003b, 0x0d62003a,
0x0c620041, 0x0c620040, 0x0c62003f, 0x0c62003e,
0x0c62003c, 0x0c62003b, 0x0c620039, 0x0c620037,
0x0b620046, 0x0b620044, 0x0b620042, 0x0b620040,
0x0b62003e, 0x0b62003c, 0x0b62003b, 0x0b62003a,
0x0a620041, 0x0a620040, 0x0a62003e, 0x0a62003c,
0x0a62003b, 0x0a62003a, 0x0a620039, 0x0a620038,
0x0962003e, 0x0962003d, 0x0962003c, 0x0962003b,
0x09620039, 0x09620037, 0x09620035, 0x09620033,
0x08620044, 0x08620042, 0x08620040, 0x0862003e,
0x0862003c, 0x0862003b, 0x0862003a, 0x08620039,
0x07620043, 0x07620042, 0x07620040, 0x0762003f,
0x0762003d, 0x0762003b, 0x0762003a, 0x07620039,
0x0662003e, 0x0662003d, 0x0662003c, 0x0662003b,
0x06620039, 0x06620037, 0x06620035, 0x06620033,
0x05620046, 0x05620044, 0x05620042, 0x05620040,
0x0562003e, 0x0562003c, 0x0562003b, 0x05620039,
0x04620044, 0x04620042, 0x04620040, 0x0462003e,
0x0462003c, 0x0462003b, 0x04620039, 0x04620038,
0x0362003c, 0x0362003b, 0x0362003a, 0x03620039,
0x03620038, 0x03620037, 0x03620035, 0x03620033,
0x0262004c, 0x0262004a, 0x02620048, 0x02620047,
0x02620046, 0x02620044, 0x02620043, 0x02620042,
0x0162004a, 0x01620048, 0x01620046, 0x01620044,
0x01620043, 0x01620042, 0x01620041, 0x01620040,
0x00620042, 0x00620040, 0x0062003e, 0x0062003c,
0x0062003b, 0x00620039, 0x00620037, 0x00620035,
};
const u32 txpwrctrl_tx_gain_ipa[] = {
0x5ff7002d, 0x5ff7002b, 0x5ff7002a, 0x5ff70029,
0x5ff70028, 0x5ff70027, 0x5ff70026, 0x5ff70025,
0x5ef7002d, 0x5ef7002b, 0x5ef7002a, 0x5ef70029,
0x5ef70028, 0x5ef70027, 0x5ef70026, 0x5ef70025,
0x5df7002d, 0x5df7002b, 0x5df7002a, 0x5df70029,
0x5df70028, 0x5df70027, 0x5df70026, 0x5df70025,
0x5cf7002d, 0x5cf7002b, 0x5cf7002a, 0x5cf70029,
0x5cf70028, 0x5cf70027, 0x5cf70026, 0x5cf70025,
0x5bf7002d, 0x5bf7002b, 0x5bf7002a, 0x5bf70029,
0x5bf70028, 0x5bf70027, 0x5bf70026, 0x5bf70025,
0x5af7002d, 0x5af7002b, 0x5af7002a, 0x5af70029,
0x5af70028, 0x5af70027, 0x5af70026, 0x5af70025,
0x59f7002d, 0x59f7002b, 0x59f7002a, 0x59f70029,
0x59f70028, 0x59f70027, 0x59f70026, 0x59f70025,
0x58f7002d, 0x58f7002b, 0x58f7002a, 0x58f70029,
0x58f70028, 0x58f70027, 0x58f70026, 0x58f70025,
0x57f7002d, 0x57f7002b, 0x57f7002a, 0x57f70029,
0x57f70028, 0x57f70027, 0x57f70026, 0x57f70025,
0x56f7002d, 0x56f7002b, 0x56f7002a, 0x56f70029,
0x56f70028, 0x56f70027, 0x56f70026, 0x56f70025,
0x55f7002d, 0x55f7002b, 0x55f7002a, 0x55f70029,
0x55f70028, 0x55f70027, 0x55f70026, 0x55f70025,
0x54f7002d, 0x54f7002b, 0x54f7002a, 0x54f70029,
0x54f70028, 0x54f70027, 0x54f70026, 0x54f70025,
0x53f7002d, 0x53f7002b, 0x53f7002a, 0x53f70029,
0x53f70028, 0x53f70027, 0x53f70026, 0x53f70025,
0x52f7002d, 0x52f7002b, 0x52f7002a, 0x52f70029,
0x52f70028, 0x52f70027, 0x52f70026, 0x52f70025,
0x51f7002d, 0x51f7002b, 0x51f7002a, 0x51f70029,
0x51f70028, 0x51f70027, 0x51f70026, 0x51f70025,
0x50f7002d, 0x50f7002b, 0x50f7002a, 0x50f70029,
0x50f70028, 0x50f70027, 0x50f70026, 0x50f70025,
};
const u32 txpwrctrl_tx_gain_ipa_rev5[] = {
0x1ff7002d, 0x1ff7002b, 0x1ff7002a, 0x1ff70029,
0x1ff70028, 0x1ff70027, 0x1ff70026, 0x1ff70025,
0x1ef7002d, 0x1ef7002b, 0x1ef7002a, 0x1ef70029,
0x1ef70028, 0x1ef70027, 0x1ef70026, 0x1ef70025,
0x1df7002d, 0x1df7002b, 0x1df7002a, 0x1df70029,
0x1df70028, 0x1df70027, 0x1df70026, 0x1df70025,
0x1cf7002d, 0x1cf7002b, 0x1cf7002a, 0x1cf70029,
0x1cf70028, 0x1cf70027, 0x1cf70026, 0x1cf70025,
0x1bf7002d, 0x1bf7002b, 0x1bf7002a, 0x1bf70029,
0x1bf70028, 0x1bf70027, 0x1bf70026, 0x1bf70025,
0x1af7002d, 0x1af7002b, 0x1af7002a, 0x1af70029,
0x1af70028, 0x1af70027, 0x1af70026, 0x1af70025,
0x19f7002d, 0x19f7002b, 0x19f7002a, 0x19f70029,
0x19f70028, 0x19f70027, 0x19f70026, 0x19f70025,
0x18f7002d, 0x18f7002b, 0x18f7002a, 0x18f70029,
0x18f70028, 0x18f70027, 0x18f70026, 0x18f70025,
0x17f7002d, 0x17f7002b, 0x17f7002a, 0x17f70029,
0x17f70028, 0x17f70027, 0x17f70026, 0x17f70025,
0x16f7002d, 0x16f7002b, 0x16f7002a, 0x16f70029,
0x16f70028, 0x16f70027, 0x16f70026, 0x16f70025,
0x15f7002d, 0x15f7002b, 0x15f7002a, 0x15f70029,
0x15f70028, 0x15f70027, 0x15f70026, 0x15f70025,
0x14f7002d, 0x14f7002b, 0x14f7002a, 0x14f70029,
0x14f70028, 0x14f70027, 0x14f70026, 0x14f70025,
0x13f7002d, 0x13f7002b, 0x13f7002a, 0x13f70029,
0x13f70028, 0x13f70027, 0x13f70026, 0x13f70025,
0x12f7002d, 0x12f7002b, 0x12f7002a, 0x12f70029,
0x12f70028, 0x12f70027, 0x12f70026, 0x12f70025,
0x11f7002d, 0x11f7002b, 0x11f7002a, 0x11f70029,
0x11f70028, 0x11f70027, 0x11f70026, 0x11f70025,
0x10f7002d, 0x10f7002b, 0x10f7002a, 0x10f70029,
0x10f70028, 0x10f70027, 0x10f70026, 0x10f70025,
};
const u32 txpwrctrl_tx_gain_ipa_rev6[] = {
0x0ff7002d, 0x0ff7002b, 0x0ff7002a, 0x0ff70029,
0x0ff70028, 0x0ff70027, 0x0ff70026, 0x0ff70025,
0x0ef7002d, 0x0ef7002b, 0x0ef7002a, 0x0ef70029,
0x0ef70028, 0x0ef70027, 0x0ef70026, 0x0ef70025,
0x0df7002d, 0x0df7002b, 0x0df7002a, 0x0df70029,
0x0df70028, 0x0df70027, 0x0df70026, 0x0df70025,
0x0cf7002d, 0x0cf7002b, 0x0cf7002a, 0x0cf70029,
0x0cf70028, 0x0cf70027, 0x0cf70026, 0x0cf70025,
0x0bf7002d, 0x0bf7002b, 0x0bf7002a, 0x0bf70029,
0x0bf70028, 0x0bf70027, 0x0bf70026, 0x0bf70025,
0x0af7002d, 0x0af7002b, 0x0af7002a, 0x0af70029,
0x0af70028, 0x0af70027, 0x0af70026, 0x0af70025,
0x09f7002d, 0x09f7002b, 0x09f7002a, 0x09f70029,
0x09f70028, 0x09f70027, 0x09f70026, 0x09f70025,
0x08f7002d, 0x08f7002b, 0x08f7002a, 0x08f70029,
0x08f70028, 0x08f70027, 0x08f70026, 0x08f70025,
0x07f7002d, 0x07f7002b, 0x07f7002a, 0x07f70029,
0x07f70028, 0x07f70027, 0x07f70026, 0x07f70025,
0x06f7002d, 0x06f7002b, 0x06f7002a, 0x06f70029,
0x06f70028, 0x06f70027, 0x06f70026, 0x06f70025,
0x05f7002d, 0x05f7002b, 0x05f7002a, 0x05f70029,
0x05f70028, 0x05f70027, 0x05f70026, 0x05f70025,
0x04f7002d, 0x04f7002b, 0x04f7002a, 0x04f70029,
0x04f70028, 0x04f70027, 0x04f70026, 0x04f70025,
0x03f7002d, 0x03f7002b, 0x03f7002a, 0x03f70029,
0x03f70028, 0x03f70027, 0x03f70026, 0x03f70025,
0x02f7002d, 0x02f7002b, 0x02f7002a, 0x02f70029,
0x02f70028, 0x02f70027, 0x02f70026, 0x02f70025,
0x01f7002d, 0x01f7002b, 0x01f7002a, 0x01f70029,
0x01f70028, 0x01f70027, 0x01f70026, 0x01f70025,
0x00f7002d, 0x00f7002b, 0x00f7002a, 0x00f70029,
0x00f70028, 0x00f70027, 0x00f70026, 0x00f70025,
};
const u32 txpwrctrl_tx_gain_ipa_5g[] = {
0x7ff70035, 0x7ff70033, 0x7ff70032, 0x7ff70031,
0x7ff7002f, 0x7ff7002e, 0x7ff7002d, 0x7ff7002b,
0x7ff7002a, 0x7ff70029, 0x7ff70028, 0x7ff70027,
0x7ff70026, 0x7ff70024, 0x7ff70023, 0x7ff70022,
0x7ef70028, 0x7ef70027, 0x7ef70026, 0x7ef70025,
0x7ef70024, 0x7ef70023, 0x7df70028, 0x7df70027,
0x7df70026, 0x7df70025, 0x7df70024, 0x7df70023,
0x7df70022, 0x7cf70029, 0x7cf70028, 0x7cf70027,
0x7cf70026, 0x7cf70025, 0x7cf70023, 0x7cf70022,
0x7bf70029, 0x7bf70028, 0x7bf70026, 0x7bf70025,
0x7bf70024, 0x7bf70023, 0x7bf70022, 0x7bf70021,
0x7af70029, 0x7af70028, 0x7af70027, 0x7af70026,
0x7af70025, 0x7af70024, 0x7af70023, 0x7af70022,
0x79f70029, 0x79f70028, 0x79f70027, 0x79f70026,
0x79f70025, 0x79f70024, 0x79f70023, 0x79f70022,
0x78f70029, 0x78f70028, 0x78f70027, 0x78f70026,
0x78f70025, 0x78f70024, 0x78f70023, 0x78f70022,
0x77f70029, 0x77f70028, 0x77f70027, 0x77f70026,
0x77f70025, 0x77f70024, 0x77f70023, 0x77f70022,
0x76f70029, 0x76f70028, 0x76f70027, 0x76f70026,
0x76f70024, 0x76f70023, 0x76f70022, 0x76f70021,
0x75f70029, 0x75f70028, 0x75f70027, 0x75f70026,
0x75f70025, 0x75f70024, 0x75f70023, 0x74f70029,
0x74f70028, 0x74f70026, 0x74f70025, 0x74f70024,
0x74f70023, 0x74f70022, 0x73f70029, 0x73f70027,
0x73f70026, 0x73f70025, 0x73f70024, 0x73f70023,
0x73f70022, 0x72f70028, 0x72f70027, 0x72f70026,
0x72f70025, 0x72f70024, 0x72f70023, 0x72f70022,
0x71f70028, 0x71f70027, 0x71f70026, 0x71f70025,
0x71f70024, 0x71f70023, 0x70f70028, 0x70f70027,
0x70f70026, 0x70f70024, 0x70f70023, 0x70f70022,
0x70f70021, 0x70f70020, 0x70f70020, 0x70f7001f,
};
const u16 tbl_iqcal_gainparams[2][9][8] = {
{
{ 0x000, 0, 0, 2, 0x69, 0x69, 0x69, 0x69 },
{ 0x700, 7, 0, 0, 0x69, 0x69, 0x69, 0x69 },
{ 0x710, 7, 1, 0, 0x68, 0x68, 0x68, 0x68 },
{ 0x720, 7, 2, 0, 0x67, 0x67, 0x67, 0x67 },
{ 0x730, 7, 3, 0, 0x66, 0x66, 0x66, 0x66 },
{ 0x740, 7, 4, 0, 0x65, 0x65, 0x65, 0x65 },
{ 0x741, 7, 4, 1, 0x65, 0x65, 0x65, 0x65 },
{ 0x742, 7, 4, 2, 0x65, 0x65, 0x65, 0x65 },
{ 0x743, 7, 4, 3, 0x65, 0x65, 0x65, 0x65 }
},
{
{ 0x000, 7, 0, 0, 0x79, 0x79, 0x79, 0x79 },
{ 0x700, 7, 0, 0, 0x79, 0x79, 0x79, 0x79 },
{ 0x710, 7, 1, 0, 0x79, 0x79, 0x79, 0x79 },
{ 0x720, 7, 2, 0, 0x78, 0x78, 0x78, 0x78 },
{ 0x730, 7, 3, 0, 0x78, 0x78, 0x78, 0x78 },
{ 0x740, 7, 4, 0, 0x78, 0x78, 0x78, 0x78 },
{ 0x741, 7, 4, 1, 0x78, 0x78, 0x78, 0x78 },
{ 0x742, 7, 4, 2, 0x78, 0x78, 0x78, 0x78 },
{ 0x743, 7, 4, 3, 0x78, 0x78, 0x78, 0x78 }
}
};
const struct nphy_txiqcal_ladder ladder_lo[] = {
{ 3, 0 },
{ 4, 0 },
{ 6, 0 },
{ 9, 0 },
{ 13, 0 },
{ 18, 0 },
{ 25, 0 },
{ 25, 1 },
{ 25, 2 },
{ 25, 3 },
{ 25, 4 },
{ 25, 5 },
{ 25, 6 },
{ 25, 7 },
{ 35, 7 },
{ 50, 7 },
{ 71, 7 },
{ 100, 7 }
};
const struct nphy_txiqcal_ladder ladder_iq[] = {
{ 3, 0 },
{ 4, 0 },
{ 6, 0 },
{ 9, 0 },
{ 13, 0 },
{ 18, 0 },
{ 25, 0 },
{ 35, 0 },
{ 50, 0 },
{ 71, 0 },
{ 100, 0 },
{ 100, 1 },
{ 100, 2 },
{ 100, 3 },
{ 100, 4 },
{ 100, 5 },
{ 100, 6 },
{ 100, 7 }
};
const u16 loscale[] = {
256, 256, 271, 271,
287, 256, 256, 271,
271, 287, 287, 304,
304, 256, 256, 271,
271, 287, 287, 304,
304, 322, 322, 341,
341, 362, 362, 383,
383, 256, 256, 271,
271, 287, 287, 304,
304, 322, 322, 256,
256, 271, 271, 287,
287, 304, 304, 322,
322, 341, 341, 362,
362, 256, 256, 271,
271, 287, 287, 304,
304, 322, 322, 256,
256, 271, 271, 287,
287, 304, 304, 322,
322, 341, 341, 362,
362, 256, 256, 271,
271, 287, 287, 304,
304, 322, 322, 341,
341, 362, 362, 383,
383, 406, 406, 430,
430, 455, 455, 482,
482, 511, 511, 541,
541, 573, 573, 607,
607, 643, 643, 681,
681, 722, 722, 764,
764, 810, 810, 858,
858, 908, 908, 962,
962, 1019, 1019, 256
};
const u16 tbl_tx_iqlo_cal_loft_ladder_40[] = {
0x0200, 0x0300, 0x0400, 0x0700,
0x0900, 0x0c00, 0x1200, 0x1201,
0x1202, 0x1203, 0x1204, 0x1205,
0x1206, 0x1207, 0x1907, 0x2307,
0x3207, 0x4707
};
const u16 tbl_tx_iqlo_cal_loft_ladder_20[] = {
0x0300, 0x0500, 0x0700, 0x0900,
0x0d00, 0x1100, 0x1900, 0x1901,
0x1902, 0x1903, 0x1904, 0x1905,
0x1906, 0x1907, 0x2407, 0x3207,
0x4607, 0x6407
};
const u16 tbl_tx_iqlo_cal_iqimb_ladder_40[] = {
0x0100, 0x0200, 0x0400, 0x0700,
0x0900, 0x0c00, 0x1200, 0x1900,
0x2300, 0x3200, 0x4700, 0x4701,
0x4702, 0x4703, 0x4704, 0x4705,
0x4706, 0x4707
};
const u16 tbl_tx_iqlo_cal_iqimb_ladder_20[] = {
0x0200, 0x0300, 0x0600, 0x0900,
0x0d00, 0x1100, 0x1900, 0x2400,
0x3200, 0x4600, 0x6400, 0x6401,
0x6402, 0x6403, 0x6404, 0x6405,
0x6406, 0x6407
};
const u16 tbl_tx_iqlo_cal_startcoefs_nphyrev3[B43_NTAB_TX_IQLO_CAL_STARTCOEFS_REV3] = { };
const u16 tbl_tx_iqlo_cal_startcoefs[B43_NTAB_TX_IQLO_CAL_STARTCOEFS] = { };
const u16 tbl_tx_iqlo_cal_cmds_recal_nphyrev3[] = {
0x8423, 0x8323, 0x8073, 0x8256,
0x8045, 0x8223, 0x9423, 0x9323,
0x9073, 0x9256, 0x9045, 0x9223
};
const u16 tbl_tx_iqlo_cal_cmds_recal[] = {
0x8101, 0x8253, 0x8053, 0x8234,
0x8034, 0x9101, 0x9253, 0x9053,
0x9234, 0x9034
};
const u16 tbl_tx_iqlo_cal_cmds_fullcal[] = {
0x8123, 0x8264, 0x8086, 0x8245,
0x8056, 0x9123, 0x9264, 0x9086,
0x9245, 0x9056
};
const u16 tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[] = {
0x8434, 0x8334, 0x8084, 0x8267,
0x8056, 0x8234, 0x9434, 0x9334,
0x9084, 0x9267, 0x9056, 0x9234
};
static inline void assert_ntab_array_sizes(void)
{
#undef check
@ -2474,3 +2951,51 @@ void b43_ntab_write(struct b43_wldev *dev, u32 offset, u32 value)
/* Some compiletime assertions... */
assert_ntab_array_sizes();
}
#define ntab_upload(dev, offset, data) do { \
unsigned int i; \
for (i = 0; i < (offset##_SIZE); i++) \
b43_ntab_write(dev, (offset) + i, (data)[i]); \
} while (0)
void b43_nphy_rev0_1_2_tables_init(struct b43_wldev *dev)
{
/* Static tables */
ntab_upload(dev, B43_NTAB_FRAMESTRUCT, b43_ntab_framestruct);
ntab_upload(dev, B43_NTAB_FRAMELT, b43_ntab_framelookup);
ntab_upload(dev, B43_NTAB_TMAP, b43_ntab_tmap);
ntab_upload(dev, B43_NTAB_TDTRN, b43_ntab_tdtrn);
ntab_upload(dev, B43_NTAB_INTLEVEL, b43_ntab_intlevel);
ntab_upload(dev, B43_NTAB_PILOT, b43_ntab_pilot);
ntab_upload(dev, B43_NTAB_PILOTLT, b43_ntab_pilotlt);
ntab_upload(dev, B43_NTAB_TDI20A0, b43_ntab_tdi20a0);
ntab_upload(dev, B43_NTAB_TDI20A1, b43_ntab_tdi20a1);
ntab_upload(dev, B43_NTAB_TDI40A0, b43_ntab_tdi40a0);
ntab_upload(dev, B43_NTAB_TDI40A1, b43_ntab_tdi40a1);
ntab_upload(dev, B43_NTAB_BDI, b43_ntab_bdi);
ntab_upload(dev, B43_NTAB_CHANEST, b43_ntab_channelest);
ntab_upload(dev, B43_NTAB_MCS, b43_ntab_mcs);
/* Volatile tables */
ntab_upload(dev, B43_NTAB_NOISEVAR10, b43_ntab_noisevar10);
ntab_upload(dev, B43_NTAB_NOISEVAR11, b43_ntab_noisevar11);
ntab_upload(dev, B43_NTAB_C0_ESTPLT, b43_ntab_estimatepowerlt0);
ntab_upload(dev, B43_NTAB_C1_ESTPLT, b43_ntab_estimatepowerlt1);
ntab_upload(dev, B43_NTAB_C0_ADJPLT, b43_ntab_adjustpower0);
ntab_upload(dev, B43_NTAB_C1_ADJPLT, b43_ntab_adjustpower1);
ntab_upload(dev, B43_NTAB_C0_GAINCTL, b43_ntab_gainctl0);
ntab_upload(dev, B43_NTAB_C1_GAINCTL, b43_ntab_gainctl1);
ntab_upload(dev, B43_NTAB_C0_IQLT, b43_ntab_iqlt0);
ntab_upload(dev, B43_NTAB_C1_IQLT, b43_ntab_iqlt1);
ntab_upload(dev, B43_NTAB_C0_LOFEEDTH, b43_ntab_loftlt0);
ntab_upload(dev, B43_NTAB_C1_LOFEEDTH, b43_ntab_loftlt1);
}
void b43_nphy_rev3plus_tables_init(struct b43_wldev *dev)
{
/* Static tables */
/* TODO */
/* Volatile tables */
/* TODO */
}

69
drivers/net/wireless/b43/tables_nphy.h
View file

@ -46,6 +46,11 @@ struct b43_nphy_channeltab_entry {
struct b43_wldev;
struct nphy_txiqcal_ladder {
u8 percent;
u8 g_env;
};
/* Upload the default register value table.
* If "ghz5" is true, we upload the 5Ghz table. Otherwise the 2.4Ghz
* table is uploaded. If "ignore_uploadflag" is true, we upload any value
@ -126,34 +131,46 @@ b43_nphy_get_chantabent(struct b43_wldev *dev, u8 channel);
#define B43_NTAB_C1_LOFEEDTH B43_NTAB16(0x1B, 0x1C0) /* Local Oscillator Feed Through Lookup Table Core 1 */
#define B43_NTAB_C1_LOFEEDTH_SIZE 128
#define B43_NTAB_TX_IQLO_CAL_LOFT_LADDER_40_SIZE 18
#define B43_NTAB_TX_IQLO_CAL_LOFT_LADDER_20_SIZE 18
#define B43_NTAB_TX_IQLO_CAL_IQIMB_LADDER_40_SIZE 18
#define B43_NTAB_TX_IQLO_CAL_IQIMB_LADDER_20_SIZE 18
#define B43_NTAB_TX_IQLO_CAL_STARTCOEFS_REV3 11
#define B43_NTAB_TX_IQLO_CAL_STARTCOEFS 9
#define B43_NTAB_TX_IQLO_CAL_CMDS_RECAL_REV3 12
#define B43_NTAB_TX_IQLO_CAL_CMDS_RECAL 10
#define B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL 10
#define B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL_REV3 12
void b43_ntab_write(struct b43_wldev *dev, u32 offset, u32 value);
extern const u8 b43_ntab_adjustpower0[];
extern const u8 b43_ntab_adjustpower1[];
extern const u16 b43_ntab_bdi[];
extern const u32 b43_ntab_channelest[];
extern const u8 b43_ntab_estimatepowerlt0[];
extern const u8 b43_ntab_estimatepowerlt1[];
extern const u8 b43_ntab_framelookup[];
extern const u32 b43_ntab_framestruct[];
extern const u32 b43_ntab_gainctl0[];
extern const u32 b43_ntab_gainctl1[];
extern const u32 b43_ntab_intlevel[];
extern const u32 b43_ntab_iqlt0[];
extern const u32 b43_ntab_iqlt1[];
extern const u16 b43_ntab_loftlt0[];
extern const u16 b43_ntab_loftlt1[];
extern const u8 b43_ntab_mcs[];
extern const u32 b43_ntab_noisevar10[];
extern const u32 b43_ntab_noisevar11[];
extern const u16 b43_ntab_pilot[];
extern const u32 b43_ntab_pilotlt[];
extern const u32 b43_ntab_tdi20a0[];
extern const u32 b43_ntab_tdi20a1[];
extern const u32 b43_ntab_tdi40a0[];
extern const u32 b43_ntab_tdi40a1[];
extern const u32 b43_ntab_tdtrn[];
extern const u32 b43_ntab_tmap[];
void b43_nphy_rev0_1_2_tables_init(struct b43_wldev *dev);
void b43_nphy_rev3plus_tables_init(struct b43_wldev *dev);
extern const u32 b43_ntab_tx_gain_rev0_1_2[];
extern const u32 b43_ntab_tx_gain_rev3plus_2ghz[];
extern const u32 b43_ntab_tx_gain_rev3_5ghz[];
extern const u32 b43_ntab_tx_gain_rev4_5ghz[];
extern const u32 b43_ntab_tx_gain_rev5plus_5ghz[];
extern const u32 txpwrctrl_tx_gain_ipa[];
extern const u32 txpwrctrl_tx_gain_ipa_rev5[];
extern const u32 txpwrctrl_tx_gain_ipa_rev6[];
extern const u32 txpwrctrl_tx_gain_ipa_5g[];
extern const u16 tbl_iqcal_gainparams[2][9][8];
extern const struct nphy_txiqcal_ladder ladder_lo[];
extern const struct nphy_txiqcal_ladder ladder_iq[];
extern const u16 loscale[];
extern const u16 tbl_tx_iqlo_cal_loft_ladder_40[];
extern const u16 tbl_tx_iqlo_cal_loft_ladder_20[];
extern const u16 tbl_tx_iqlo_cal_iqimb_ladder_40[];
extern const u16 tbl_tx_iqlo_cal_iqimb_ladder_20[];
extern const u16 tbl_tx_iqlo_cal_startcoefs_nphyrev3[];
extern const u16 tbl_tx_iqlo_cal_startcoefs[];
extern const u16 tbl_tx_iqlo_cal_cmds_recal_nphyrev3[];
extern const u16 tbl_tx_iqlo_cal_cmds_recal[];
extern const u16 tbl_tx_iqlo_cal_cmds_fullcal[];
extern const u16 tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[];
#endif /* B43_TABLES_NPHY_H_ */

11
drivers/net/wireless/b43legacy/main.c
View file

@ -61,6 +61,8 @@ MODULE_AUTHOR("Michael Buesch");
MODULE_LICENSE("GPL");
MODULE_FIRMWARE(B43legacy_SUPPORTED_FIRMWARE_ID);
MODULE_FIRMWARE("b43legacy/ucode2.fw");
MODULE_FIRMWARE("b43legacy/ucode4.fw");
#if defined(CONFIG_B43LEGACY_DMA) && defined(CONFIG_B43LEGACY_PIO)
static int modparam_pio;
@ -3960,7 +3962,7 @@ static struct ssb_driver b43legacy_ssb_driver = {
static void b43legacy_print_driverinfo(void)
{
const char *feat_pci = "", *feat_leds = "", *feat_rfkill = "",
const char *feat_pci = "", *feat_leds = "",
*feat_pio = "", *feat_dma = "";
#ifdef CONFIG_B43LEGACY_PCI_AUTOSELECT
@ -3969,9 +3971,6 @@ static void b43legacy_print_driverinfo(void)
#ifdef CONFIG_B43LEGACY_LEDS
feat_leds = "L";
#endif
#ifdef CONFIG_B43LEGACY_RFKILL
feat_rfkill = "R";
#endif
#ifdef CONFIG_B43LEGACY_PIO
feat_pio = "I";
#endif
@ -3979,9 +3978,9 @@ static void b43legacy_print_driverinfo(void)
feat_dma = "D";
#endif
printk(KERN_INFO "Broadcom 43xx-legacy driver loaded "
"[ Features: %s%s%s%s%s, Firmware-ID: "
"[ Features: %s%s%s%s, Firmware-ID: "
B43legacy_SUPPORTED_FIRMWARE_ID " ]\n",
feat_pci, feat_leds, feat_rfkill, feat_pio, feat_dma);
feat_pci, feat_leds, feat_pio, feat_dma);
}
static int __init b43legacy_init(void)

2
drivers/net/wireless/iwlwifi/iwl-4965.c
View file

@ -1961,7 +1961,7 @@ static void iwl4965_rx_reply_tx(struct iwl_priv *priv,
struct ieee80211_tx_info *info;
struct iwl4965_tx_resp *tx_resp = (void *)&pkt->u.raw[0];
u32 status = le32_to_cpu(tx_resp->u.status);
int tid = MAX_TID_COUNT;
int tid = MAX_TID_COUNT - 1;
int sta_id;
int freed;
u8 *qc = NULL;

8
drivers/net/wireless/iwlwifi/iwl-5000.c
View file

@ -781,7 +781,7 @@ void iwl5000_txq_update_byte_cnt_tbl(struct iwl_priv *priv,
scd_bc_tbl[txq_id].tfd_offset[write_ptr] = bc_ent;
if (txq->q.write_ptr < TFD_QUEUE_SIZE_BC_DUP)
if (write_ptr < TFD_QUEUE_SIZE_BC_DUP)
scd_bc_tbl[txq_id].
tfd_offset[TFD_QUEUE_SIZE_MAX + write_ptr] = bc_ent;
}
@ -800,12 +800,12 @@ void iwl5000_txq_inval_byte_cnt_tbl(struct iwl_priv *priv,
if (txq_id != IWL_CMD_QUEUE_NUM)
sta_id = txq->cmd[read_ptr]->cmd.tx.sta_id;
bc_ent = cpu_to_le16(1 | (sta_id << 12));
bc_ent = cpu_to_le16(1 | (sta_id << 12));
scd_bc_tbl[txq_id].tfd_offset[read_ptr] = bc_ent;
if (txq->q.write_ptr < TFD_QUEUE_SIZE_BC_DUP)
if (read_ptr < TFD_QUEUE_SIZE_BC_DUP)
scd_bc_tbl[txq_id].
tfd_offset[TFD_QUEUE_SIZE_MAX + read_ptr] = bc_ent;
tfd_offset[TFD_QUEUE_SIZE_MAX + read_ptr] = bc_ent;
}
static int iwl5000_tx_queue_set_q2ratid(struct iwl_priv *priv, u16 ra_tid,

3
drivers/net/wireless/iwlwifi/iwl-agn.c
View file

@ -2955,6 +2955,9 @@ static int iwl_mac_ampdu_action(struct ieee80211_hw *hw,
return 0;
else
return ret;
case IEEE80211_AMPDU_TX_OPERATIONAL:
/* do nothing */
return -EOPNOTSUPP;
default:
IWL_DEBUG_HT(priv, "unknown\n");
return -EINVAL;

7
drivers/net/wireless/iwlwifi/iwl-commands.h
View file

@ -120,7 +120,6 @@ enum {
CALIBRATION_COMPLETE_NOTIFICATION = 0x67,
/* 802.11h related */
RADAR_NOTIFICATION = 0x70, /* not used */
REPLY_QUIET_CMD = 0x71, /* not used */
REPLY_CHANNEL_SWITCH = 0x72,
CHANNEL_SWITCH_NOTIFICATION = 0x73,
@ -2984,7 +2983,7 @@ struct statistics_rx_ht_phy {
__le32 agg_crc32_good;
__le32 agg_mpdu_cnt;
__le32 agg_cnt;
__le32 reserved2;
__le32 unsupport_mcs;
} __attribute__ ((packed));
#define INTERFERENCE_DATA_AVAILABLE cpu_to_le32(1)
@ -3087,8 +3086,8 @@ struct statistics_div {
} __attribute__ ((packed));
struct statistics_general {
__le32 temperature;
__le32 temperature_m;
__le32 temperature; /* radio temperature */
__le32 temperature_m; /* for 5000 and up, this is radio voltage */
struct statistics_dbg dbg;
__le32 sleep_time;
__le32 slots_out;

4
drivers/net/wireless/iwlwifi/iwl-core.h
View file

@ -63,8 +63,6 @@
#ifndef __iwl_core_h__
#define __iwl_core_h__
#include <generated/utsrelease.h>
/************************
* forward declarations *
************************/
@ -72,7 +70,7 @@ struct iwl_host_cmd;
struct iwl_cmd;
#define IWLWIFI_VERSION UTS_RELEASE "-k"
#define IWLWIFI_VERSION "in-tree:"
#define DRV_COPYRIGHT "Copyright(c) 2003-2009 Intel Corporation"
#define DRV_AUTHOR "<ilw@linux.intel.com>"

49
drivers/net/wireless/iwlwifi/iwl-debugfs.c
View file

@ -125,7 +125,7 @@ static ssize_t iwl_dbgfs_tx_statistics_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos) {
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
char *buf;
int pos = 0;
@ -184,7 +184,7 @@ static ssize_t iwl_dbgfs_rx_statistics_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos) {
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
char *buf;
int pos = 0;
int cnt;
@ -232,7 +232,7 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file,
ssize_t ret;
int i;
int pos = 0;
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
size_t bufsz;
/* default is to dump the entire data segment */
@ -306,7 +306,7 @@ static ssize_t iwl_dbgfs_sram_write(struct file *file,
static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
struct iwl_station_entry *station;
int max_sta = priv->hw_params.max_stations;
char *buf;
@ -376,7 +376,7 @@ static ssize_t iwl_dbgfs_nvm_read(struct file *file,
loff_t *ppos)
{
ssize_t ret;
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
int pos = 0, ofs = 0, buf_size = 0;
const u8 *ptr;
char *buf;
@ -464,7 +464,7 @@ static ssize_t iwl_dbgfs_log_event_write(struct file *file,
static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
struct ieee80211_channel *channels = NULL;
const struct ieee80211_supported_band *supp_band = NULL;
int pos = 0, i, bufsz = PAGE_SIZE;
@ -537,7 +537,7 @@ static ssize_t iwl_dbgfs_status_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos) {
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
char buf[512];
int pos = 0;
const size_t bufsz = sizeof(buf);
@ -585,7 +585,7 @@ static ssize_t iwl_dbgfs_interrupt_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos) {
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
int pos = 0;
int cnt = 0;
char *buf;
@ -672,7 +672,7 @@ static ssize_t iwl_dbgfs_interrupt_write(struct file *file,
static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
int pos = 0, i;
char buf[256];
const size_t bufsz = sizeof(buf);
@ -695,7 +695,7 @@ static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf,
static ssize_t iwl_dbgfs_led_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
int pos = 0;
char buf[256];
const size_t bufsz = sizeof(buf);
@ -721,7 +721,7 @@ static ssize_t iwl_dbgfs_thermal_throttling_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
struct iwl_tt_mgmt *tt = &priv->thermal_throttle;
struct iwl_tt_restriction *restriction;
char buf[100];
@ -781,7 +781,7 @@ static ssize_t iwl_dbgfs_disable_ht40_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
char buf[100];
int pos = 0;
const size_t bufsz = sizeof(buf);
@ -838,7 +838,7 @@ static ssize_t iwl_dbgfs_sleep_level_override_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
char buf[10];
int pos, value;
const size_t bufsz = sizeof(buf);
@ -856,7 +856,7 @@ static ssize_t iwl_dbgfs_current_sleep_command_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
char buf[200];
int pos = 0, i;
const size_t bufsz = sizeof(buf);
@ -994,7 +994,7 @@ static ssize_t iwl_dbgfs_tx_queue_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos) {
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
struct iwl_tx_queue *txq;
struct iwl_queue *q;
char *buf;
@ -1040,7 +1040,7 @@ static ssize_t iwl_dbgfs_rx_queue_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos) {
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
struct iwl_rx_queue *rxq = &priv->rxq;
char buf[256];
int pos = 0;
@ -1086,7 +1086,7 @@ static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
int pos = 0;
char *buf;
int bufsz = sizeof(struct statistics_rx_phy) * 20 +
@ -1387,6 +1387,9 @@ static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file,
accum_ht->agg_mpdu_cnt);
pos += scnprintf(buf + pos, bufsz - pos, "agg_cnt:\t\t%u\t\t\t%u\n",
le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt);
pos += scnprintf(buf + pos, bufsz - pos, "unsupport_mcs:\t\t%u\t\t\t%u\n",
le32_to_cpu(ht->unsupport_mcs),
accum_ht->unsupport_mcs);
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
kfree(buf);
@ -1397,7 +1400,7 @@ static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
int pos = 0;
char *buf;
int bufsz = (sizeof(struct statistics_tx) * 24) + 250;
@ -1539,7 +1542,7 @@ static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
int pos = 0;
char *buf;
int bufsz = sizeof(struct statistics_general) * 4 + 250;
@ -1630,7 +1633,7 @@ static ssize_t iwl_dbgfs_sensitivity_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos) {
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
int pos = 0;
int cnt = 0;
char *buf;
@ -1711,7 +1714,7 @@ static ssize_t iwl_dbgfs_chain_noise_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos) {
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
int pos = 0;
int cnt = 0;
char *buf;
@ -1769,7 +1772,7 @@ static ssize_t iwl_dbgfs_tx_power_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos) {
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
char buf[128];
int pos = 0;
ssize_t ret;
@ -1820,7 +1823,7 @@ static ssize_t iwl_dbgfs_power_save_status_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
struct iwl_priv *priv = file->private_data;
char buf[60];
int pos = 0;
const size_t bufsz = sizeof(buf);

1
drivers/net/wireless/iwlwifi/iwl-hcmd.c
View file

@ -58,7 +58,6 @@ const char *get_cmd_string(u8 cmd)
IWL_CMD(COEX_PRIORITY_TABLE_CMD);
IWL_CMD(COEX_MEDIUM_NOTIFICATION);
IWL_CMD(COEX_EVENT_CMD);
IWL_CMD(RADAR_NOTIFICATION);
IWL_CMD(REPLY_QUIET_CMD);
IWL_CMD(REPLY_CHANNEL_SWITCH);
IWL_CMD(CHANNEL_SWITCH_NOTIFICATION);

2
drivers/net/wireless/iwmc3200wifi/iwm.h
View file

@ -268,7 +268,7 @@ struct iwm_priv {
struct sk_buff_head rx_list;
struct list_head rx_tickets;
struct list_head rx_packets[IWM_RX_ID_HASH + 1];
struct list_head rx_packets[IWM_RX_ID_HASH];
struct workqueue_struct *rx_wq;
struct work_struct rx_worker;

1371
drivers/net/wireless/mwl8k.c
View file

File diff suppressed because it is too large Load diff

29
drivers/net/wireless/rt2x00/rt2800lib.c
View file

@ -245,6 +245,25 @@ void rt2800_mcu_request(struct rt2x00_dev *rt2x00dev,
}
EXPORT_SYMBOL_GPL(rt2800_mcu_request);
int rt2800_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev)
{
unsigned int i;
u32 reg;
for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
if (!rt2x00_get_field32(reg, WPDMA_GLO_CFG_TX_DMA_BUSY) &&
!rt2x00_get_field32(reg, WPDMA_GLO_CFG_RX_DMA_BUSY))
return 0;
msleep(1);
}
ERROR(rt2x00dev, "WPDMA TX/RX busy, aborting.\n");
return -EACCES;
}
EXPORT_SYMBOL_GPL(rt2800_wait_wpdma_ready);
#ifdef CONFIG_RT2X00_LIB_DEBUGFS
const struct rt2x00debug rt2800_rt2x00debug = {
.owner = THIS_MODULE,
@ -339,7 +358,7 @@ static int rt2800_blink_set(struct led_classdev *led_cdev,
rt2x00_set_field32(&reg, LED_CFG_OFF_PERIOD, *delay_off);
rt2x00_set_field32(&reg, LED_CFG_SLOW_BLINK_PERIOD, 3);
rt2x00_set_field32(&reg, LED_CFG_R_LED_MODE, 3);
rt2x00_set_field32(&reg, LED_CFG_G_LED_MODE, 12);
rt2x00_set_field32(&reg, LED_CFG_G_LED_MODE, 3);
rt2x00_set_field32(&reg, LED_CFG_Y_LED_MODE, 3);
rt2x00_set_field32(&reg, LED_CFG_LED_POLAR, 1);
rt2800_register_write(led->rt2x00dev, LED_CFG, reg);
@ -347,7 +366,7 @@ static int rt2800_blink_set(struct led_classdev *led_cdev,
return 0;
}
void rt2800_init_led(struct rt2x00_dev *rt2x00dev,
static void rt2800_init_led(struct rt2x00_dev *rt2x00dev,
struct rt2x00_led *led, enum led_type type)
{
led->rt2x00dev = rt2x00dev;
@ -356,7 +375,6 @@ void rt2800_init_led(struct rt2x00_dev *rt2x00dev,
led->led_dev.blink_set = rt2800_blink_set;
led->flags = LED_INITIALIZED;
}
EXPORT_SYMBOL_GPL(rt2800_init_led);
#endif /* CONFIG_RT2X00_LIB_LEDS */
/*
@ -1862,7 +1880,8 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev)
!rt2x00_rf(rt2x00dev, RF3020) &&
!rt2x00_rf(rt2x00dev, RF2020) &&
!rt2x00_rf(rt2x00dev, RF3021) &&
!rt2x00_rf(rt2x00dev, RF3022)) {
!rt2x00_rf(rt2x00dev, RF3022) &&
!rt2x00_rf(rt2x00dev, RF3052)) {
ERROR(rt2x00dev, "Invalid RF chipset detected.\n");
return -ENODEV;
}
@ -2047,7 +2066,7 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
if (rt2x00_rf(rt2x00dev, RF2820) ||
rt2x00_rf(rt2x00dev, RF2720) ||
(rt2x00_intf_is_pci(rt2x00dev) && rt2x00_rf(rt2x00dev, RF3052))) {
rt2x00_rf(rt2x00dev, RF3052)) {
spec->num_channels = 14;
spec->channels = rf_vals;
} else if (rt2x00_rf(rt2x00dev, RF2850) || rt2x00_rf(rt2x00dev, RF2750)) {

3
drivers/net/wireless/rt2x00/rt2800lib.h
View file

@ -114,8 +114,6 @@ void rt2800_mcu_request(struct rt2x00_dev *rt2x00dev,
extern const struct rt2x00debug rt2800_rt2x00debug;
int rt2800_rfkill_poll(struct rt2x00_dev *rt2x00dev);
void rt2800_init_led(struct rt2x00_dev *rt2x00dev,
struct rt2x00_led *led, enum led_type type);
int rt2800_config_shared_key(struct rt2x00_dev *rt2x00dev,
struct rt2x00lib_crypto *crypto,
struct ieee80211_key_conf *key);
@ -139,6 +137,7 @@ void rt2800_link_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual,
int rt2800_init_registers(struct rt2x00_dev *rt2x00dev);
int rt2800_init_bbp(struct rt2x00_dev *rt2x00dev);
int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev);
int rt2800_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev);
int rt2800_efuse_detect(struct rt2x00_dev *rt2x00dev);
void rt2800_read_eeprom_efuse(struct rt2x00_dev *rt2x00dev);

24
drivers/net/wireless/rt2x00/rt2800pci.c
View file

@ -453,24 +453,6 @@ static void rt2800pci_toggle_irq(struct rt2x00_dev *rt2x00dev,
rt2800_register_write(rt2x00dev, INT_MASK_CSR, reg);
}
static int rt2800pci_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev)
{
unsigned int i;
u32 reg;
for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
if (!rt2x00_get_field32(reg, WPDMA_GLO_CFG_TX_DMA_BUSY) &&
!rt2x00_get_field32(reg, WPDMA_GLO_CFG_RX_DMA_BUSY))
return 0;
msleep(1);
}
ERROR(rt2x00dev, "WPDMA TX/RX busy, aborting.\n");
return -EACCES;
}
static int rt2800pci_enable_radio(struct rt2x00_dev *rt2x00dev)
{
u32 reg;
@ -479,10 +461,10 @@ static int rt2800pci_enable_radio(struct rt2x00_dev *rt2x00dev)
/*
* Initialize all registers.
*/
if (unlikely(rt2800pci_wait_wpdma_ready(rt2x00dev) ||
if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev) ||
rt2800pci_init_queues(rt2x00dev) ||
rt2800_init_registers(rt2x00dev) ||
rt2800pci_wait_wpdma_ready(rt2x00dev) ||
rt2800_wait_wpdma_ready(rt2x00dev) ||
rt2800_init_bbp(rt2x00dev) ||
rt2800_init_rfcsr(rt2x00dev)))
return -EIO;
@ -562,7 +544,7 @@ static void rt2800pci_disable_radio(struct rt2x00_dev *rt2x00dev)
rt2800_register_write(rt2x00dev, PBF_SYS_CTRL, 0x00000e00);
/* Wait for DMA, ignore error */
rt2800pci_wait_wpdma_ready(rt2x00dev);
rt2800_wait_wpdma_ready(rt2x00dev);
}
static int rt2800pci_set_state(struct rt2x00_dev *rt2x00dev,

22
drivers/net/wireless/rt2x00/rt2800usb.c
View file

@ -248,24 +248,6 @@ static void rt2800usb_toggle_rx(struct rt2x00_dev *rt2x00dev,
rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
}
static int rt2800usb_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev)
{
unsigned int i;
u32 reg;
for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
if (!rt2x00_get_field32(reg, WPDMA_GLO_CFG_TX_DMA_BUSY) &&
!rt2x00_get_field32(reg, WPDMA_GLO_CFG_RX_DMA_BUSY))
return 0;
msleep(1);
}
ERROR(rt2x00dev, "WPDMA TX/RX busy, aborting.\n");
return -EACCES;
}
static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev)
{
u32 reg;
@ -274,7 +256,7 @@ static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev)
/*
* Initialize all registers.
*/
if (unlikely(rt2800usb_wait_wpdma_ready(rt2x00dev) ||
if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev) ||
rt2800_init_registers(rt2x00dev) ||
rt2800_init_bbp(rt2x00dev) ||
rt2800_init_rfcsr(rt2x00dev)))
@ -344,7 +326,7 @@ static void rt2800usb_disable_radio(struct rt2x00_dev *rt2x00dev)
rt2800_register_write(rt2x00dev, TX_PIN_CFG, 0);
/* Wait for DMA, ignore error */
rt2800usb_wait_wpdma_ready(rt2x00dev);
rt2800_wait_wpdma_ready(rt2x00dev);
rt2x00usb_disable_radio(rt2x00dev);
}

6
drivers/net/wireless/rt2x00/rt2x00.h
View file

@ -118,6 +118,12 @@
#define ALIGN_SIZE(__skb, __header) \
( ((unsigned long)((__skb)->data + (__header))) & 3 )
/*
* Constants for extra TX headroom for alignment purposes.
*/
#define RT2X00_ALIGN_SIZE 4 /* Only whole frame needs alignment */
#define RT2X00_L2PAD_SIZE 8 /* Both header & payload need alignment */
/*
* Standard timing and size defines.
* These values should follow the ieee80211 specifications.

12
drivers/net/wireless/rt2x00/rt2x00dev.c
View file

@ -688,7 +688,17 @@ static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev)
/*
* Initialize extra TX headroom required.
*/
rt2x00dev->hw->extra_tx_headroom = rt2x00dev->ops->extra_tx_headroom;
rt2x00dev->hw->extra_tx_headroom =
max_t(unsigned int, IEEE80211_TX_STATUS_HEADROOM,
rt2x00dev->ops->extra_tx_headroom);
/*
* Take TX headroom required for alignment into account.
*/
if (test_bit(DRIVER_REQUIRE_L2PAD, &rt2x00dev->flags))
rt2x00dev->hw->extra_tx_headroom += RT2X00_L2PAD_SIZE;
else if (test_bit(DRIVER_REQUIRE_DMA, &rt2x00dev->flags))
rt2x00dev->hw->extra_tx_headroom += RT2X00_ALIGN_SIZE;
/*
* Register HW.

6
drivers/net/wireless/rt2x00/rt2x00queue.c
View file

@ -104,7 +104,7 @@ void rt2x00queue_map_txskb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb)
* is also mapped to the DMA so it can be used for transfering
* additional descriptor information to the hardware.
*/
skb_push(skb, rt2x00dev->hw->extra_tx_headroom);
skb_push(skb, rt2x00dev->ops->extra_tx_headroom);
skbdesc->skb_dma =
dma_map_single(rt2x00dev->dev, skb->data, skb->len, DMA_TO_DEVICE);
@ -112,7 +112,7 @@ void rt2x00queue_map_txskb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb)
/*
* Restore data pointer to original location again.
*/
skb_pull(skb, rt2x00dev->hw->extra_tx_headroom);
skb_pull(skb, rt2x00dev->ops->extra_tx_headroom);
skbdesc->flags |= SKBDESC_DMA_MAPPED_TX;
}
@ -134,7 +134,7 @@ void rt2x00queue_unmap_skb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb)
* by the driver, but it was actually mapped to DMA.
*/
dma_unmap_single(rt2x00dev->dev, skbdesc->skb_dma,
skb->len + rt2x00dev->hw->extra_tx_headroom,
skb->len + rt2x00dev->ops->extra_tx_headroom,
DMA_TO_DEVICE);
skbdesc->flags &= ~SKBDESC_DMA_MAPPED_TX;
}

83
drivers/net/wireless/wl12xx/wl1251_cmd.c
View file

@ -410,3 +410,86 @@ out:
kfree(cmd);
return ret;
}
int wl1251_cmd_scan(struct wl1251 *wl, u8 *ssid, size_t ssid_len,
struct ieee80211_channel *channels[],
unsigned int n_channels, unsigned int n_probes)
{
struct wl1251_cmd_scan *cmd;
int i, ret = 0;
wl1251_debug(DEBUG_CMD, "cmd scan");
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd)
return -ENOMEM;
cmd->params.rx_config_options = cpu_to_le32(CFG_RX_ALL_GOOD);
cmd->params.rx_filter_options = cpu_to_le32(CFG_RX_PRSP_EN |
CFG_RX_MGMT_EN |
CFG_RX_BCN_EN);
cmd->params.scan_options = 0;
cmd->params.num_channels = n_channels;
cmd->params.num_probe_requests = n_probes;
cmd->params.tx_rate = cpu_to_le16(1 << 1); /* 2 Mbps */
cmd->params.tid_trigger = 0;
for (i = 0; i < n_channels; i++) {
cmd->channels[i].min_duration =
cpu_to_le32(WL1251_SCAN_MIN_DURATION);
cmd->channels[i].max_duration =
cpu_to_le32(WL1251_SCAN_MAX_DURATION);
memset(&cmd->channels[i].bssid_lsb, 0xff, 4);
memset(&cmd->channels[i].bssid_msb, 0xff, 2);
cmd->channels[i].early_termination = 0;
cmd->channels[i].tx_power_att = 0;
cmd->channels[i].channel = channels[i]->hw_value;
}
cmd->params.ssid_len = ssid_len;
if (ssid)
memcpy(cmd->params.ssid, ssid, ssid_len);
ret = wl1251_cmd_send(wl, CMD_SCAN, cmd, sizeof(*cmd));
if (ret < 0) {
wl1251_error("cmd scan failed: %d", ret);
goto out;
}
wl1251_mem_read(wl, wl->cmd_box_addr, cmd, sizeof(*cmd));
if (cmd->header.status != CMD_STATUS_SUCCESS) {
wl1251_error("cmd scan status wasn't success: %d",
cmd->header.status);
ret = -EIO;
goto out;
}
out:
kfree(cmd);
return ret;
}
int wl1251_cmd_trigger_scan_to(struct wl1251 *wl, u32 timeout)
{
struct wl1251_cmd_trigger_scan_to *cmd;
int ret;
wl1251_debug(DEBUG_CMD, "cmd trigger scan to");
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd)
return -ENOMEM;
cmd->timeout = timeout;
ret = wl1251_cmd_send(wl, CMD_SCAN, cmd, sizeof(*cmd));
if (ret < 0) {
wl1251_error("cmd trigger scan to failed: %d", ret);
goto out;
}
out:
kfree(cmd);
return ret;
}

22
drivers/net/wireless/wl12xx/wl1251_cmd.h
View file

@ -27,6 +27,8 @@
#include "wl1251.h"
#include <net/cfg80211.h>
struct acx_header;
int wl1251_cmd_send(struct wl1251 *wl, u16 type, void *buf, size_t buf_len);
@ -43,6 +45,10 @@ int wl1251_cmd_read_memory(struct wl1251 *wl, u32 addr, void *answer,
size_t len);
int wl1251_cmd_template_set(struct wl1251 *wl, u16 cmd_id,
void *buf, size_t buf_len);
int wl1251_cmd_scan(struct wl1251 *wl, u8 *ssid, size_t ssid_len,
struct ieee80211_channel *channels[],
unsigned int n_channels, unsigned int n_probes);
int wl1251_cmd_trigger_scan_to(struct wl1251 *wl, u32 timeout);
/* unit ms */
#define WL1251_COMMAND_TIMEOUT 2000
@ -163,8 +169,12 @@ struct cmd_read_write_memory {
#define CMDMBOX_HEADER_LEN 4
#define CMDMBOX_INFO_ELEM_HEADER_LEN 4
#define WL1251_SCAN_MIN_DURATION 30000
#define WL1251_SCAN_MAX_DURATION 60000
struct basic_scan_parameters {
#define WL1251_SCAN_NUM_PROBES 3
struct wl1251_scan_parameters {
u32 rx_config_options;
u32 rx_filter_options;
@ -189,11 +199,11 @@ struct basic_scan_parameters {
u8 tid_trigger;
u8 ssid_len;
u32 ssid[8];
u8 ssid[32];
} __attribute__ ((packed));
struct basic_scan_channel_parameters {
struct wl1251_scan_ch_parameters {
u32 min_duration; /* in TU */
u32 max_duration; /* in TU */
u32 bssid_lsb;
@ -213,11 +223,11 @@ struct basic_scan_channel_parameters {
/* SCAN parameters */
#define SCAN_MAX_NUM_OF_CHANNELS 16
struct cmd_scan {
struct wl1251_cmd_scan {
struct wl1251_cmd_header header;
struct basic_scan_parameters params;
struct basic_scan_channel_parameters channels[SCAN_MAX_NUM_OF_CHANNELS];
struct wl1251_scan_parameters params;
struct wl1251_scan_ch_parameters channels[SCAN_MAX_NUM_OF_CHANNELS];
} __attribute__ ((packed));
enum {

297
drivers/net/wireless/wl12xx/wl1251_main.c
View file

@ -563,43 +563,25 @@ static void wl1251_op_remove_interface(struct ieee80211_hw *hw,
mutex_unlock(&wl->mutex);
}
static int wl1251_build_null_data(struct wl1251 *wl)
static int wl1251_build_qos_null_data(struct wl1251 *wl)
{
struct wl12xx_null_data_template template;
struct ieee80211_qos_hdr template;
if (!is_zero_ether_addr(wl->bssid)) {
memcpy(template.header.da, wl->bssid, ETH_ALEN);
memcpy(template.header.bssid, wl->bssid, ETH_ALEN);
} else {
memset(template.header.da, 0xff, ETH_ALEN);
memset(template.header.bssid, 0xff, ETH_ALEN);
}
memset(&template, 0, sizeof(template));
memcpy(template.header.sa, wl->mac_addr, ETH_ALEN);
template.header.frame_ctl = cpu_to_le16(IEEE80211_FTYPE_DATA |
IEEE80211_STYPE_NULLFUNC |
IEEE80211_FCTL_TODS);
memcpy(template.addr1, wl->bssid, ETH_ALEN);
memcpy(template.addr2, wl->mac_addr, ETH_ALEN);
memcpy(template.addr3, wl->bssid, ETH_ALEN);
return wl1251_cmd_template_set(wl, CMD_NULL_DATA, &template,
template.frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
IEEE80211_STYPE_QOS_NULLFUNC |
IEEE80211_FCTL_TODS);
/* FIXME: not sure what priority to use here */
template.qos_ctrl = cpu_to_le16(0);
return wl1251_cmd_template_set(wl, CMD_QOS_NULL_DATA, &template,
sizeof(template));
}
static int wl1251_build_ps_poll(struct wl1251 *wl, u16 aid)
{
struct wl12xx_ps_poll_template template;
memcpy(template.bssid, wl->bssid, ETH_ALEN);
memcpy(template.ta, wl->mac_addr, ETH_ALEN);
/* aid in PS-Poll has its two MSBs each set to 1 */
template.aid = cpu_to_le16(1 << 15 | 1 << 14 | aid);
template.fc = cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
return wl1251_cmd_template_set(wl, CMD_PS_POLL, &template,
sizeof(template));
}
static int wl1251_op_config(struct ieee80211_hw *hw, u32 changed)
@ -870,183 +852,14 @@ out:
return ret;
}
static int wl1251_build_basic_rates(char *rates)
{
u8 index = 0;
rates[index++] = IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_1MB;
rates[index++] = IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_2MB;
rates[index++] = IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_5MB;
rates[index++] = IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_11MB;
return index;
}
static int wl1251_build_extended_rates(char *rates)
{
u8 index = 0;
rates[index++] = IEEE80211_OFDM_RATE_6MB;
rates[index++] = IEEE80211_OFDM_RATE_9MB;
rates[index++] = IEEE80211_OFDM_RATE_12MB;
rates[index++] = IEEE80211_OFDM_RATE_18MB;
rates[index++] = IEEE80211_OFDM_RATE_24MB;
rates[index++] = IEEE80211_OFDM_RATE_36MB;
rates[index++] = IEEE80211_OFDM_RATE_48MB;
rates[index++] = IEEE80211_OFDM_RATE_54MB;
return index;
}
static int wl1251_build_probe_req(struct wl1251 *wl, u8 *ssid, size_t ssid_len)
{
struct wl12xx_probe_req_template template;
struct wl12xx_ie_rates *rates;
char *ptr;
u16 size;
ptr = (char *)&template;
size = sizeof(struct ieee80211_header);
memset(template.header.da, 0xff, ETH_ALEN);
memset(template.header.bssid, 0xff, ETH_ALEN);
memcpy(template.header.sa, wl->mac_addr, ETH_ALEN);
template.header.frame_ctl = cpu_to_le16(IEEE80211_STYPE_PROBE_REQ);
/* IEs */
/* SSID */
template.ssid.header.id = WLAN_EID_SSID;
template.ssid.header.len = ssid_len;
if (ssid_len && ssid)
memcpy(template.ssid.ssid, ssid, ssid_len);
size += sizeof(struct wl12xx_ie_header) + ssid_len;
ptr += size;
/* Basic Rates */
rates = (struct wl12xx_ie_rates *)ptr;
rates->header.id = WLAN_EID_SUPP_RATES;
rates->header.len = wl1251_build_basic_rates(rates->rates);
size += sizeof(struct wl12xx_ie_header) + rates->header.len;
ptr += sizeof(struct wl12xx_ie_header) + rates->header.len;
/* Extended rates */
rates = (struct wl12xx_ie_rates *)ptr;
rates->header.id = WLAN_EID_EXT_SUPP_RATES;
rates->header.len = wl1251_build_extended_rates(rates->rates);
size += sizeof(struct wl12xx_ie_header) + rates->header.len;
wl1251_dump(DEBUG_SCAN, "PROBE REQ: ", &template, size);
return wl1251_cmd_template_set(wl, CMD_PROBE_REQ, &template,
size);
}
static int wl1251_hw_scan(struct wl1251 *wl, u8 *ssid, size_t len,
u8 active_scan, u8 high_prio, u8 num_channels,
u8 probe_requests)
{
struct wl1251_cmd_trigger_scan_to *trigger = NULL;
struct cmd_scan *params = NULL;
int i, ret;
u16 scan_options = 0;
if (wl->scanning)
return -EINVAL;
params = kzalloc(sizeof(*params), GFP_KERNEL);
if (!params)
return -ENOMEM;
params->params.rx_config_options = cpu_to_le32(CFG_RX_ALL_GOOD);
params->params.rx_filter_options =
cpu_to_le32(CFG_RX_PRSP_EN | CFG_RX_MGMT_EN | CFG_RX_BCN_EN);
/* High priority scan */
if (!active_scan)
scan_options |= SCAN_PASSIVE;
if (high_prio)
scan_options |= SCAN_PRIORITY_HIGH;
params->params.scan_options = scan_options;
params->params.num_channels = num_channels;
params->params.num_probe_requests = probe_requests;
params->params.tx_rate = cpu_to_le16(1 << 1); /* 2 Mbps */
params->params.tid_trigger = 0;
for (i = 0; i < num_channels; i++) {
params->channels[i].min_duration = cpu_to_le32(30000);
params->channels[i].max_duration = cpu_to_le32(60000);
memset(&params->channels[i].bssid_lsb, 0xff, 4);
memset(&params->channels[i].bssid_msb, 0xff, 2);
params->channels[i].early_termination = 0;
params->channels[i].tx_power_att = 0;
params->channels[i].channel = i + 1;
memset(params->channels[i].pad, 0, 3);
}
for (i = num_channels; i < SCAN_MAX_NUM_OF_CHANNELS; i++)
memset(&params->channels[i], 0,
sizeof(struct basic_scan_channel_parameters));
if (len && ssid) {
params->params.ssid_len = len;
memcpy(params->params.ssid, ssid, len);
} else {
params->params.ssid_len = 0;
memset(params->params.ssid, 0, 32);
}
ret = wl1251_build_probe_req(wl, ssid, len);
if (ret < 0) {
wl1251_error("PROBE request template failed");
goto out;
}
trigger = kzalloc(sizeof(*trigger), GFP_KERNEL);
if (!trigger)
goto out;
trigger->timeout = 0;
ret = wl1251_cmd_send(wl, CMD_TRIGGER_SCAN_TO, trigger,
sizeof(*trigger));
if (ret < 0) {
wl1251_error("trigger scan to failed for hw scan");
goto out;
}
wl1251_dump(DEBUG_SCAN, "SCAN: ", params, sizeof(*params));
wl->scanning = true;
ret = wl1251_cmd_send(wl, CMD_SCAN, params, sizeof(*params));
if (ret < 0)
wl1251_error("SCAN failed");
wl1251_mem_read(wl, wl->cmd_box_addr, params, sizeof(*params));
if (params->header.status != CMD_STATUS_SUCCESS) {
wl1251_error("TEST command answer error: %d",
params->header.status);
wl->scanning = false;
ret = -EIO;
goto out;
}
out:
kfree(params);
return ret;
}
static int wl1251_op_hw_scan(struct ieee80211_hw *hw,
struct cfg80211_scan_request *req)
{
struct wl1251 *wl = hw->priv;
int ret;
u8 *ssid = NULL;
struct sk_buff *skb;
size_t ssid_len = 0;
u8 *ssid = NULL;
int ret;
wl1251_debug(DEBUG_MAC80211, "mac80211 hw scan");
@ -1057,12 +870,43 @@ static int wl1251_op_hw_scan(struct ieee80211_hw *hw,
mutex_lock(&wl->mutex);
if (wl->scanning) {
wl1251_debug(DEBUG_SCAN, "scan already in progress");
ret = -EINVAL;
goto out;
}
ret = wl1251_ps_elp_wakeup(wl);
if (ret < 0)
goto out;
ret = wl1251_hw_scan(hw->priv, ssid, ssid_len, 1, 0, 13, 3);
skb = ieee80211_probereq_get(wl->hw, wl->vif, ssid, ssid_len,
req->ie, req->ie_len);
if (!skb) {
ret = -ENOMEM;
goto out;
}
ret = wl1251_cmd_template_set(wl, CMD_PROBE_REQ, skb->data,
skb->len);
dev_kfree_skb(skb);
if (ret < 0)
goto out_sleep;
ret = wl1251_cmd_trigger_scan_to(wl, 0);
if (ret < 0)
goto out_sleep;
wl->scanning = true;
ret = wl1251_cmd_scan(wl, ssid, ssid_len, req->channels,
req->n_channels, WL1251_SCAN_NUM_PROBES);
if (ret < 0) {
wl->scanning = false;
goto out_sleep;
}
out_sleep:
wl1251_ps_elp_sleep(wl);
out:
@ -1101,7 +945,7 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
{
enum wl1251_cmd_ps_mode mode;
struct wl1251 *wl = hw->priv;
struct sk_buff *beacon;
struct sk_buff *beacon, *skb;
int ret;
wl1251_debug(DEBUG_MAC80211, "mac80211 bss info changed");
@ -1115,7 +959,17 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
if (changed & BSS_CHANGED_BSSID) {
memcpy(wl->bssid, bss_conf->bssid, ETH_ALEN);
ret = wl1251_build_null_data(wl);
skb = ieee80211_nullfunc_get(wl->hw, wl->vif);
if (!skb)
goto out_sleep;
ret = wl1251_cmd_template_set(wl, CMD_NULL_DATA,
skb->data, skb->len);
dev_kfree_skb(skb);
if (ret < 0)
goto out_sleep;
ret = wl1251_build_qos_null_data(wl);
if (ret < 0)
goto out;
@ -1136,7 +990,14 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
wl->dtim_period);
wl->aid = bss_conf->aid;
ret = wl1251_build_ps_poll(wl, wl->aid);
skb = ieee80211_pspoll_get(wl->hw, wl->vif);
if (!skb)
goto out_sleep;
ret = wl1251_cmd_template_set(wl, CMD_PS_POLL,
skb->data,
skb->len);
dev_kfree_skb(skb);
if (ret < 0)
goto out_sleep;
@ -1182,7 +1043,7 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
ret = wl1251_acx_cts_protect(wl, CTSPROTECT_DISABLE);
if (ret < 0) {
wl1251_warning("Set ctsprotect failed %d", ret);
goto out;
goto out_sleep;
}
}
@ -1193,7 +1054,7 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
if (ret < 0) {
dev_kfree_skb(beacon);
goto out;
goto out_sleep;
}
ret = wl1251_cmd_template_set(wl, CMD_PROBE_RESP, beacon->data,
@ -1202,13 +1063,13 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
dev_kfree_skb(beacon);
if (ret < 0)
goto out;
goto out_sleep;
ret = wl1251_join(wl, wl->bss_type, wl->beacon_int,
wl->channel, wl->dtim_period);
if (ret < 0)
goto out;
goto out_sleep;
}
out_sleep:
@ -1282,6 +1143,7 @@ static struct ieee80211_channel wl1251_channels[] = {
static int wl1251_op_conf_tx(struct ieee80211_hw *hw, u16 queue,
const struct ieee80211_tx_queue_params *params)
{
enum wl1251_acx_ps_scheme ps_scheme;
struct wl1251 *wl = hw->priv;
int ret;
@ -1299,10 +1161,14 @@ static int wl1251_op_conf_tx(struct ieee80211_hw *hw, u16 queue,
if (ret < 0)
goto out_sleep;
if (params->uapsd)
ps_scheme = WL1251_ACX_PS_SCHEME_UPSD_TRIGGER;
else
ps_scheme = WL1251_ACX_PS_SCHEME_LEGACY;
ret = wl1251_acx_tid_cfg(wl, wl1251_tx_get_queue(queue),
CHANNEL_TYPE_EDCF,
wl1251_tx_get_queue(queue),
WL1251_ACX_PS_SCHEME_LEGACY,
wl1251_tx_get_queue(queue), ps_scheme,
WL1251_ACX_ACK_POLICY_LEGACY);
if (ret < 0)
goto out_sleep;
@ -1376,7 +1242,8 @@ int wl1251_init_ieee80211(struct wl1251 *wl)
wl->hw->flags = IEEE80211_HW_SIGNAL_DBM |
IEEE80211_HW_NOISE_DBM |
IEEE80211_HW_SUPPORTS_PS |
IEEE80211_HW_BEACON_FILTER;
IEEE80211_HW_BEACON_FILTER |
IEEE80211_HW_SUPPORTS_UAPSD;
wl->hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
wl->hw->wiphy->max_scan_ssids = 1;

99
drivers/net/wireless/wl12xx/wl1271_reg.h
View file

@ -62,73 +62,10 @@
#define WL1271_SLV_REG_DATA (REGISTERS_BASE + 0x0008)
#define WL1271_SLV_REG_ADATA (REGISTERS_BASE + 0x000c)
#define WL1271_SLV_MEM_DATA (REGISTERS_BASE + 0x0018)
/*
* Interrupt registers.
* 64 bit interrupt sources registers ws ced.
* sme interupts were removed and new ones were added.
* Order was changed.
*/
#define FIQ_MASK (REGISTERS_BASE + 0x0400)
#define FIQ_MASK_L (REGISTERS_BASE + 0x0400)
#define FIQ_MASK_H (REGISTERS_BASE + 0x0404)
#define FIQ_MASK_SET (REGISTERS_BASE + 0x0408)
#define FIQ_MASK_SET_L (REGISTERS_BASE + 0x0408)
#define FIQ_MASK_SET_H (REGISTERS_BASE + 0x040C)
#define FIQ_MASK_CLR (REGISTERS_BASE + 0x0410)
#define FIQ_MASK_CLR_L (REGISTERS_BASE + 0x0410)
#define FIQ_MASK_CLR_H (REGISTERS_BASE + 0x0414)
#define IRQ_MASK (REGISTERS_BASE + 0x0418)
#define IRQ_MASK_L (REGISTERS_BASE + 0x0418)
#define IRQ_MASK_H (REGISTERS_BASE + 0x041C)
#define IRQ_MASK_SET (REGISTERS_BASE + 0x0420)
#define IRQ_MASK_SET_L (REGISTERS_BASE + 0x0420)
#define IRQ_MASK_SET_H (REGISTERS_BASE + 0x0424)
#define IRQ_MASK_CLR (REGISTERS_BASE + 0x0428)
#define IRQ_MASK_CLR_L (REGISTERS_BASE + 0x0428)
#define IRQ_MASK_CLR_H (REGISTERS_BASE + 0x042C)
#define ECPU_MASK (REGISTERS_BASE + 0x0448)
#define FIQ_STS_L (REGISTERS_BASE + 0x044C)
#define FIQ_STS_H (REGISTERS_BASE + 0x0450)
#define IRQ_STS_L (REGISTERS_BASE + 0x0454)
#define IRQ_STS_H (REGISTERS_BASE + 0x0458)
#define INT_STS_ND (REGISTERS_BASE + 0x0464)
#define INT_STS_RAW_L (REGISTERS_BASE + 0x0464)
#define INT_STS_RAW_H (REGISTERS_BASE + 0x0468)
#define INT_STS_CLR (REGISTERS_BASE + 0x04B4)
#define INT_STS_CLR_L (REGISTERS_BASE + 0x04B4)
#define INT_STS_CLR_H (REGISTERS_BASE + 0x04B8)
#define INT_ACK (REGISTERS_BASE + 0x046C)
#define INT_ACK_L (REGISTERS_BASE + 0x046C)
#define INT_ACK_H (REGISTERS_BASE + 0x0470)
#define INT_TRIG (REGISTERS_BASE + 0x0474)
#define INT_TRIG_L (REGISTERS_BASE + 0x0474)
#define INT_TRIG_H (REGISTERS_BASE + 0x0478)
#define HOST_STS_L (REGISTERS_BASE + 0x045C)
#define HOST_STS_H (REGISTERS_BASE + 0x0460)
#define HOST_MASK (REGISTERS_BASE + 0x0430)
#define HOST_MASK_L (REGISTERS_BASE + 0x0430)
#define HOST_MASK_H (REGISTERS_BASE + 0x0434)
#define HOST_MASK_SET (REGISTERS_BASE + 0x0438)
#define HOST_MASK_SET_L (REGISTERS_BASE + 0x0438)
#define HOST_MASK_SET_H (REGISTERS_BASE + 0x043C)
#define HOST_MASK_CLR (REGISTERS_BASE + 0x0440)
#define HOST_MASK_CLR_L (REGISTERS_BASE + 0x0440)
#define HOST_MASK_CLR_H (REGISTERS_BASE + 0x0444)
#define ACX_REG_INTERRUPT_TRIG (REGISTERS_BASE + 0x0474)
#define ACX_REG_INTERRUPT_TRIG_H (REGISTERS_BASE + 0x0478)
/* Host Interrupts*/
#define HINT_MASK (REGISTERS_BASE + 0x0494)
#define HINT_MASK_SET (REGISTERS_BASE + 0x0498)
#define HINT_MASK_CLR (REGISTERS_BASE + 0x049C)
#define HINT_STS_ND_MASKED (REGISTERS_BASE + 0x04A0)
/*1150 spec calls this HINT_STS_RAW*/
#define HINT_STS_ND (REGISTERS_BASE + 0x04B0)
#define HINT_STS_CLR (REGISTERS_BASE + 0x04A4)
#define HINT_ACK (REGISTERS_BASE + 0x04A8)
#define HINT_TRIG (REGISTERS_BASE + 0x04AC)
/*=============================================
Host Interrupt Mask Register - 32bit (RW)
------------------------------------------
@ -432,16 +369,6 @@
| CFG_RX_PRSP_EN)
/*===============================================
Phy regs
===============================================*/
#define ACX_PHY_ADDR_REG SBB_ADDR
#define ACX_PHY_DATA_REG SBB_DATA
#define ACX_PHY_CTRL_REG SBB_CTL
#define ACX_PHY_REG_WR_MASK 0x00000001ul
#define ACX_PHY_REG_RD_MASK 0x00000002ul
/*===============================================
EEPROM Read/Write Request 32bit RW
------------------------------------------
@ -511,28 +438,6 @@
#define ACX_CONT_WIND_MIN_MASK 0x0000007f
#define ACX_CONT_WIND_MAX 0x03ff0000
/*
* Indirect slave register/memory registers
* ----------------------------------------
*/
#define HW_SLAVE_REG_ADDR_REG 0x00000004
#define HW_SLAVE_REG_DATA_REG 0x00000008
#define HW_SLAVE_REG_CTRL_REG 0x0000000c
#define SLAVE_AUTO_INC 0x00010000
#define SLAVE_NO_AUTO_INC 0x00000000
#define SLAVE_HOST_LITTLE_ENDIAN 0x00000000
#define HW_SLAVE_MEM_ADDR_REG SLV_MEM_ADDR
#define HW_SLAVE_MEM_DATA_REG SLV_MEM_DATA
#define HW_SLAVE_MEM_CTRL_REG SLV_MEM_CTL
#define HW_SLAVE_MEM_ENDIAN_REG SLV_END_CTL
#define HW_FUNC_EVENT_INT_EN 0x8000
#define HW_FUNC_EVENT_MASK_REG 0x00000034
#define ACX_MAC_TIMESTAMP_REG (MAC_TIMESTAMP)
/*===============================================
HI_CFG Interface Configuration Register Values
------------------------------------------
@ -647,10 +552,6 @@ b12-b0 - Supported Rate indicator bits as defined below.
******************************************************************************/
#define TNETW1251_CHIP_ID_PG1_0 0x07010101
#define TNETW1251_CHIP_ID_PG1_1 0x07020101
#define TNETW1251_CHIP_ID_PG1_2 0x07030101
/*************************************************************************
Interrupt Trigger Register (Host -> WiLink)

3
drivers/net/wireless/wl12xx/wl1271_spi.c
View file

@ -397,8 +397,7 @@ u16 wl1271_top_reg_read(struct wl1271 *wl, int addr)
/* poll for data ready */
do {
val = wl1271_spi_read32(wl, OCP_DATA_READ);
timeout--;
} while (!(val & OCP_READY_MASK) && timeout);
} while (!(val & OCP_READY_MASK) && --timeout);
if (!timeout) {
wl1271_warning("Top register access timed out.");

13
drivers/net/wireless/zd1211rw/zd_mac.c
View file

@ -987,12 +987,13 @@ static void zd_op_configure_filter(struct ieee80211_hw *hw,
changed_flags &= SUPPORTED_FIF_FLAGS;
*new_flags &= SUPPORTED_FIF_FLAGS;
/* changed_flags is always populated but this driver
* doesn't support all FIF flags so its possible we don't
* need to do anything */
if (!changed_flags)
return;
/*
* If multicast parameter (as returned by zd_op_prepare_multicast)
* has changed, no bit in changed_flags is set. To handle this
* situation, we do not return if changed_flags is 0. If we do so,
* we will have some issue with IPv6 which uses multicast for link
* layer address resolution.
*/
if (*new_flags & (FIF_PROMISC_IN_BSS | FIF_ALLMULTI))
zd_mc_add_all(&hash);

9
drivers/staging/rtl8187se/ieee80211/ieee80211.h
View file

@ -482,15 +482,6 @@ struct ieee80211_header_data {
u16 seq_ctrl;
};
struct ieee80211_hdr_3addr {
u16 frame_ctl;
u16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
u16 seq_ctl;
} __attribute__ ((packed));
struct ieee80211_hdr_4addr {
u16 frame_ctl;
u16 duration_id;

24
drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c
View file

@ -203,7 +203,7 @@ inline void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee
enqueue_mgmt(ieee,skb);
}else{
header->seq_ctl = cpu_to_le16(ieee->seq_ctrl[0]<<4);
header->seq_ctrl = cpu_to_le16(ieee->seq_ctrl[0]<<4);
if (ieee->seq_ctrl[0] == 0xFFF)
ieee->seq_ctrl[0] = 0;
@ -220,7 +220,7 @@ inline void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee
spin_unlock_irqrestore(&ieee->lock, flags);
spin_lock_irqsave(&ieee->mgmt_tx_lock, flags);
header->seq_ctl = cpu_to_le16(ieee->seq_ctrl[0] << 4);
header->seq_ctrl = cpu_to_le16(ieee->seq_ctrl[0] << 4);
if (ieee->seq_ctrl[0] == 0xFFF)
ieee->seq_ctrl[0] = 0;
@ -246,7 +246,7 @@ inline void softmac_ps_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *i
if(single){
header->seq_ctl = cpu_to_le16(ieee->seq_ctrl[0] << 4);
header->seq_ctrl = cpu_to_le16(ieee->seq_ctrl[0] << 4);
if (ieee->seq_ctrl[0] == 0xFFF)
ieee->seq_ctrl[0] = 0;
@ -259,7 +259,7 @@ inline void softmac_ps_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *i
}else{
header->seq_ctl = cpu_to_le16(ieee->seq_ctrl[0] << 4);
header->seq_ctrl = cpu_to_le16(ieee->seq_ctrl[0] << 4);
if (ieee->seq_ctrl[0] == 0xFFF)
ieee->seq_ctrl[0] = 0;
@ -287,7 +287,7 @@ inline struct sk_buff *ieee80211_disassociate_skb(
return NULL;
disass = (struct ieee80211_disassoc_frame *) skb_put(skb,sizeof(struct ieee80211_disassoc_frame));
disass->header.frame_ctl = cpu_to_le16(IEEE80211_STYPE_DISASSOC);
disass->header.frame_control = cpu_to_le16(IEEE80211_STYPE_DISASSOC);
disass->header.duration_id = 0;
memcpy(disass->header.addr1, beacon->bssid, ETH_ALEN);
@ -905,7 +905,7 @@ struct sk_buff* ieee80211_assoc_resp(struct ieee80211_device *ieee, u8 *dest)
assoc = (struct ieee80211_assoc_response_frame *)
skb_put(skb,sizeof(struct ieee80211_assoc_response_frame));
assoc->header.frame_ctl = cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP);
assoc->header.frame_control = cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP);
memcpy(assoc->header.addr1, dest,ETH_ALEN);
memcpy(assoc->header.addr3, ieee->dev->dev_addr, ETH_ALEN);
memcpy(assoc->header.addr2, ieee->dev->dev_addr, ETH_ALEN);
@ -981,7 +981,7 @@ struct sk_buff* ieee80211_null_func(struct ieee80211_device *ieee,short pwr)
memcpy(hdr->addr2, ieee->dev->dev_addr, ETH_ALEN);
memcpy(hdr->addr3, ieee->current_network.bssid, ETH_ALEN);
hdr->frame_ctl = cpu_to_le16(IEEE80211_FTYPE_DATA |
hdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
IEEE80211_STYPE_NULLFUNC | IEEE80211_FCTL_TODS |
(pwr ? IEEE80211_FCTL_PM:0));
@ -1084,7 +1084,7 @@ inline struct sk_buff *ieee80211_association_req(struct ieee80211_network *beaco
skb_put(skb, sizeof(struct ieee80211_assoc_request_frame));
hdr->header.frame_ctl = IEEE80211_STYPE_ASSOC_REQ;
hdr->header.frame_control = IEEE80211_STYPE_ASSOC_REQ;
hdr->header.duration_id= 37; //FIXME
memcpy(hdr->header.addr1, beacon->bssid, ETH_ALEN);
memcpy(hdr->header.addr2, ieee->dev->dev_addr, ETH_ALEN);
@ -1786,11 +1786,11 @@ ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb,
tasklet_schedule(&ieee->ps_task);
if(WLAN_FC_GET_STYPE(header->frame_ctl) != IEEE80211_STYPE_PROBE_RESP &&
WLAN_FC_GET_STYPE(header->frame_ctl) != IEEE80211_STYPE_BEACON)
if (WLAN_FC_GET_STYPE(header->frame_control) != IEEE80211_STYPE_PROBE_RESP &&
WLAN_FC_GET_STYPE(header->frame_control) != IEEE80211_STYPE_BEACON)
ieee->last_rx_ps_time = jiffies;
switch (WLAN_FC_GET_STYPE(header->frame_ctl)) {
switch (WLAN_FC_GET_STYPE(header->frame_control)) {
case IEEE80211_STYPE_ASSOC_RESP:
case IEEE80211_STYPE_REASSOC_RESP:
@ -2064,7 +2064,7 @@ void ieee80211_rtl_wake_queue(struct ieee80211_device *ieee)
header = (struct ieee80211_hdr_3addr *) skb->data;
header->seq_ctl = cpu_to_le16(ieee->seq_ctrl[0] << 4);
header->seq_ctrl = cpu_to_le16(ieee->seq_ctrl[0] << 4);
if (ieee->seq_ctrl[0] == 0xFFF)
ieee->seq_ctrl[0] = 0;

4
drivers/staging/rtl8187se/r8180_core.c
View file

@ -1890,7 +1890,7 @@ rate)
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
int mode;
struct ieee80211_hdr_3addr *h = (struct ieee80211_hdr_3addr *) skb->data;
short morefrag = (h->frame_ctl) & IEEE80211_FCTL_MOREFRAGS;
short morefrag = (h->frame_control) & IEEE80211_FCTL_MOREFRAGS;
unsigned long flags;
int priority;
@ -2158,7 +2158,7 @@ short rtl8180_tx(struct net_device *dev, u8* txbuf, int len, int priority,
TxDescDuration = ThisFrameTime + aSifsTime + AckTime;
}
if(!(frag_hdr->frame_ctl & IEEE80211_FCTL_MOREFRAGS)) { //no more fragment
if (!(frag_hdr->frame_control & IEEE80211_FCTL_MOREFRAGS)) {
// ThisFrame-ACK.
Duration = aSifsTime + AckTime;
} else { // One or more fragments remained.

37
include/linux/ieee80211.h
View file

@ -120,6 +120,24 @@
#define IEEE80211_QOS_CTL_TID_MASK 0x000F
#define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
/* U-APSD queue for WMM IEs sent by AP */
#define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
/* U-APSD queues for WMM IEs sent by STA */
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
/* U-APSD max SP length for WMM IEs sent by STA */
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
struct ieee80211_hdr {
__le16 frame_control;
__le16 duration_id;
@ -130,6 +148,25 @@ struct ieee80211_hdr {
u8 addr4[6];
} __attribute__ ((packed));
struct ieee80211_hdr_3addr {
__le16 frame_control;
__le16 duration_id;
u8 addr1[6];
u8 addr2[6];
u8 addr3[6];
__le16 seq_ctrl;
} __attribute__ ((packed));
struct ieee80211_qos_hdr {
__le16 frame_control;
__le16 duration_id;
u8 addr1[6];
u8 addr2[6];
u8 addr3[6];
__le16 seq_ctrl;
__le16 qos_ctrl;
} __attribute__ ((packed));
/**
* ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
* @fc: frame control bytes in little-endian byteorder

58
include/linux/nl80211.h
View file

@ -295,6 +295,10 @@
* This command is also used as an event to notify when a requested
* remain-on-channel duration has expired.
*
* @NL80211_CMD_SET_TX_BITRATE_MASK: Set the mask of rates to be used in TX
* rate selection. %NL80211_ATTR_IFINDEX is used to specify the interface
* and @NL80211_ATTR_TX_RATES the set of allowed rates.
*
* @NL80211_CMD_MAX: highest used command number
* @__NL80211_CMD_AFTER_LAST: internal use
*/
@ -381,6 +385,8 @@ enum nl80211_commands {
NL80211_CMD_REMAIN_ON_CHANNEL,
NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL,
NL80211_CMD_SET_TX_BITRATE_MASK,
/* add new commands above here */
/* used to define NL80211_CMD_MAX below */
@ -430,6 +436,8 @@ enum nl80211_commands {
* @NL80211_ATTR_WIPHY_RTS_THRESHOLD: RTS threshold (TX frames with length
* larger than or equal to this use RTS/CTS handshake); allowed range:
* 0..65536, disable with (u32)-1; dot11RTSThreshold; u32
* @NL80211_ATTR_WIPHY_COVERAGE_CLASS: Coverage Class as defined by IEEE 802.11
* section 7.3.2.9; dot11CoverageClass; u8
*
* @NL80211_ATTR_IFINDEX: network interface index of the device to operate on
* @NL80211_ATTR_IFNAME: network interface name
@ -638,6 +646,13 @@ enum nl80211_commands {
*
* @NL80211_ATTR_COOKIE: Generic 64-bit cookie to identify objects.
*
* @NL80211_ATTR_TX_RATES: Nested set of attributes
* (enum nl80211_tx_rate_attributes) describing TX rates per band. The
* enum nl80211_band value is used as the index (nla_type() of the nested
* data. If a band is not included, it will be configured to allow all
* rates based on negotiated supported rates information. This attribute
* is used with %NL80211_CMD_SET_TX_BITRATE_MASK.
*
* @NL80211_ATTR_MAX: highest attribute number currently defined
* @__NL80211_ATTR_AFTER_LAST: internal use
*/
@ -779,6 +794,10 @@ enum nl80211_attrs {
NL80211_ATTR_COOKIE,
NL80211_ATTR_WIPHY_COVERAGE_CLASS,
NL80211_ATTR_TX_RATES,
/* add attributes here, update the policy in nl80211.c */
__NL80211_ATTR_AFTER_LAST,
@ -1359,13 +1378,20 @@ enum nl80211_channel_type {
* @NL80211_BSS_BEACON_INTERVAL: beacon interval of the (I)BSS (u16)
* @NL80211_BSS_CAPABILITY: capability field (CPU order, u16)
* @NL80211_BSS_INFORMATION_ELEMENTS: binary attribute containing the
* raw information elements from the probe response/beacon (bin)
* raw information elements from the probe response/beacon (bin);
* if the %NL80211_BSS_BEACON_IES attribute is present, the IEs here are
* from a Probe Response frame; otherwise they are from a Beacon frame.
* However, if the driver does not indicate the source of the IEs, these
* IEs may be from either frame subtype.
* @NL80211_BSS_SIGNAL_MBM: signal strength of probe response/beacon
* in mBm (100 * dBm) (s32)
* @NL80211_BSS_SIGNAL_UNSPEC: signal strength of the probe response/beacon
* in unspecified units, scaled to 0..100 (u8)
* @NL80211_BSS_STATUS: status, if this BSS is "used"
* @NL80211_BSS_SEEN_MS_AGO: age of this BSS entry in ms
* @NL80211_BSS_BEACON_IES: binary attribute containing the raw information
* elements from a Beacon frame (bin); not present if no Beacon frame has
* yet been received
* @__NL80211_BSS_AFTER_LAST: internal
* @NL80211_BSS_MAX: highest BSS attribute
*/
@ -1381,6 +1407,7 @@ enum nl80211_bss {
NL80211_BSS_SIGNAL_UNSPEC,
NL80211_BSS_STATUS,
NL80211_BSS_SEEN_MS_AGO,
NL80211_BSS_BEACON_IES,
/* keep last */
__NL80211_BSS_AFTER_LAST,
@ -1478,4 +1505,33 @@ enum nl80211_key_attributes {
NL80211_KEY_MAX = __NL80211_KEY_AFTER_LAST - 1
};
/**
* enum nl80211_tx_rate_attributes - TX rate set attributes
* @__NL80211_TXRATE_INVALID: invalid
* @NL80211_TXRATE_LEGACY: Legacy (non-MCS) rates allowed for TX rate selection
* in an array of rates as defined in IEEE 802.11 7.3.2.2 (u8 values with
* 1 = 500 kbps) but without the IE length restriction (at most
* %NL80211_MAX_SUPP_RATES in a single array).
* @__NL80211_TXRATE_AFTER_LAST: internal
* @NL80211_TXRATE_MAX: highest TX rate attribute
*/
enum nl80211_tx_rate_attributes {
__NL80211_TXRATE_INVALID,
NL80211_TXRATE_LEGACY,
/* keep last */
__NL80211_TXRATE_AFTER_LAST,
NL80211_TXRATE_MAX = __NL80211_TXRATE_AFTER_LAST - 1
};
/**
* enum nl80211_band - Frequency band
* @NL80211_BAND_2GHZ - 2.4 GHz ISM band
* @NL80211_BAND_5GHZ - around 5 GHz band (4.9 - 5.7 GHz)
*/
enum nl80211_band {
NL80211_BAND_2GHZ,
NL80211_BAND_5GHZ,
};
#endif /* __LINUX_NL80211_H */

31
include/net/cfg80211.h
View file

@ -39,8 +39,8 @@
* @IEEE80211_BAND_5GHZ: around 5GHz band (4.9-5.7)
*/
enum ieee80211_band {
IEEE80211_BAND_2GHZ,
IEEE80211_BAND_5GHZ,
IEEE80211_BAND_2GHZ = NL80211_BAND_2GHZ,
IEEE80211_BAND_5GHZ = NL80211_BAND_5GHZ,
/* keep last */
IEEE80211_NUM_BANDS
@ -626,8 +626,14 @@ enum cfg80211_signal_type {
* @beacon_interval: the beacon interval as from the frame
* @capability: the capability field in host byte order
* @information_elements: the information elements (Note that there
* is no guarantee that these are well-formed!)
* is no guarantee that these are well-formed!); this is a pointer to
* either the beacon_ies or proberesp_ies depending on whether Probe
* Response frame has been received
* @len_information_elements: total length of the information elements
* @beacon_ies: the information elements from the last Beacon frame
* @len_beacon_ies: total length of the beacon_ies
* @proberesp_ies: the information elements from the last Probe Response frame
* @len_proberesp_ies: total length of the proberesp_ies
* @signal: signal strength value (type depends on the wiphy's signal_type)
* @free_priv: function pointer to free private data
* @priv: private area for driver use, has at least wiphy->bss_priv_size bytes
@ -641,6 +647,10 @@ struct cfg80211_bss {
u16 capability;
u8 *information_elements;
size_t len_information_elements;
u8 *beacon_ies;
size_t len_beacon_ies;
u8 *proberesp_ies;
size_t len_proberesp_ies;
s32 signal;
@ -837,6 +847,7 @@ enum wiphy_params_flags {
WIPHY_PARAM_RETRY_LONG = 1 << 1,
WIPHY_PARAM_FRAG_THRESHOLD = 1 << 2,
WIPHY_PARAM_RTS_THRESHOLD = 1 << 3,
WIPHY_PARAM_COVERAGE_CLASS = 1 << 4,
};
/**
@ -856,20 +867,11 @@ enum tx_power_setting {
* cfg80211_bitrate_mask - masks for bitrate control
*/
struct cfg80211_bitrate_mask {
/*
* As discussed in Berlin, this struct really
* should look like this:
struct {
u32 legacy;
u8 mcs[IEEE80211_HT_MCS_MASK_LEN];
/* TODO: add support for masking MCS rates; e.g.: */
/* u8 mcs[IEEE80211_HT_MCS_MASK_LEN]; */
} control[IEEE80211_NUM_BANDS];
* Since we can always fix in-kernel users, let's keep
* it simpler for now:
*/
u32 fixed; /* fixed bitrate, 0 == not fixed */
u32 maxrate; /* in kbps, 0 == no limit */
};
/**
* struct cfg80211_pmksa - PMK Security Association
@ -1236,6 +1238,7 @@ struct wiphy {
u8 retry_long;
u32 frag_threshold;
u32 rts_threshold;
u8 coverage_class;
char fw_version[ETHTOOL_BUSINFO_LEN];
u32 hw_version;

147
include/net/mac80211.h
View file

@ -107,12 +107,14 @@ enum ieee80211_max_queues {
* 2^n-1 in the range 1..32767]
* @cw_max: maximum contention window [like @cw_min]
* @txop: maximum burst time in units of 32 usecs, 0 meaning disabled
* @uapsd: is U-APSD mode enabled for the queue
*/
struct ieee80211_tx_queue_params {
u16 txop;
u16 cw_min;
u16 cw_max;
u8 aifs;
bool uapsd;
};
/**
@ -255,9 +257,6 @@ struct ieee80211_bss_conf {
* @IEEE80211_TX_CTL_RATE_CTRL_PROBE: internal to mac80211, can be
* set by rate control algorithms to indicate probe rate, will
* be cleared for fragmented frames (except on the last fragment)
* @IEEE80211_TX_INTFL_RCALGO: mac80211 internal flag, do not test or
* set this flag in the driver; indicates that the rate control
* algorithm was used and should be notified of TX status
* @IEEE80211_TX_INTFL_NEED_TXPROCESSING: completely internal to mac80211,
* used to indicate that a pending frame requires TX processing before
* it can be sent out.
@ -287,7 +286,6 @@ enum mac80211_tx_control_flags {
IEEE80211_TX_STAT_AMPDU = BIT(10),
IEEE80211_TX_STAT_AMPDU_NO_BACK = BIT(11),
IEEE80211_TX_CTL_RATE_CTRL_PROBE = BIT(12),
IEEE80211_TX_INTFL_RCALGO = BIT(13),
IEEE80211_TX_INTFL_NEED_TXPROCESSING = BIT(14),
IEEE80211_TX_INTFL_RETRIED = BIT(15),
IEEE80211_TX_INTFL_DONT_ENCRYPT = BIT(16),
@ -571,7 +569,13 @@ struct ieee80211_rx_status {
* @IEEE80211_CONF_MONITOR: there's a monitor interface present -- use this
* to determine for example whether to calculate timestamps for packets
* or not, do not use instead of filter flags!
* @IEEE80211_CONF_PS: Enable 802.11 power save mode (managed mode only)
* @IEEE80211_CONF_PS: Enable 802.11 power save mode (managed mode only).
* This is the power save mode defined by IEEE 802.11-2007 section 11.2,
* meaning that the hardware still wakes up for beacons, is able to
* transmit frames and receive the possible acknowledgment frames.
* Not to be confused with hardware specific wakeup/sleep states,
* driver is responsible for that. See the section "Powersave support"
* for more.
* @IEEE80211_CONF_IDLE: The device is running, but idle; if the flag is set
* the driver should be prepared to handle configuration requests but
* may turn the device off as much as possible. Typically, this flag will
@ -611,7 +615,11 @@ enum ieee80211_conf_changed {
/**
* enum ieee80211_smps_mode - spatial multiplexing power save mode
*
* @
* @IEEE80211_SMPS_AUTOMATIC: automatic
* @IEEE80211_SMPS_OFF: off
* @IEEE80211_SMPS_STATIC: static
* @IEEE80211_SMPS_DYNAMIC: dynamic
* @IEEE80211_SMPS_NUM_MODES: internal, don't use
*/
enum ieee80211_smps_mode {
IEEE80211_SMPS_AUTOMATIC,
@ -933,6 +941,11 @@ enum ieee80211_tkip_key_type {
* Hardware supports dynamic spatial multiplexing powersave,
* ie. can turn off all but one chain and then wake the rest
* up as required after, for example, rts/cts handshake.
*
* @IEEE80211_HW_SUPPORTS_UAPSD:
* Hardware supports Unscheduled Automatic Power Save Delivery
* (U-APSD) in managed mode. The mode is configured with
* conf_tx() operation.
*/
enum ieee80211_hw_flags {
IEEE80211_HW_HAS_RATE_CONTROL = 1<<0,
@ -952,6 +965,7 @@ enum ieee80211_hw_flags {
IEEE80211_HW_BEACON_FILTER = 1<<14,
IEEE80211_HW_SUPPORTS_STATIC_SMPS = 1<<15,
IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS = 1<<16,
IEEE80211_HW_SUPPORTS_UAPSD = 1<<17,
};
/**
@ -1130,18 +1144,24 @@ ieee80211_get_alt_retry_rate(const struct ieee80211_hw *hw,
*
* mac80211 has support for various powersave implementations.
*
* First, it can support hardware that handles all powersaving by
* itself, such hardware should simply set the %IEEE80211_HW_SUPPORTS_PS
* hardware flag. In that case, it will be told about the desired
* powersave mode depending on the association status, and the driver
* must take care of sending nullfunc frames when necessary, i.e. when
* entering and leaving powersave mode. The driver is required to look at
* the AID in beacons and signal to the AP that it woke up when it finds
* traffic directed to it. This mode supports dynamic PS by simply
* enabling/disabling PS.
* First, it can support hardware that handles all powersaving by itself,
* such hardware should simply set the %IEEE80211_HW_SUPPORTS_PS hardware
* flag. In that case, it will be told about the desired powersave mode
* with the %IEEE80211_CONF_PS flag depending on the association status.
* The hardware must take care of sending nullfunc frames when necessary,
* i.e. when entering and leaving powersave mode. The hardware is required
* to look at the AID in beacons and signal to the AP that it woke up when
* it finds traffic directed to it.
*
* Additionally, such hardware may set the %IEEE80211_HW_SUPPORTS_DYNAMIC_PS
* flag to indicate that it can support dynamic PS mode itself (see below).
* %IEEE80211_CONF_PS flag enabled means that the powersave mode defined in
* IEEE 802.11-2007 section 11.2 is enabled. This is not to be confused
* with hardware wakeup and sleep states. Driver is responsible for waking
* up the hardware before issueing commands to the hardware and putting it
* back to sleep at approriate times.
*
* When PS is enabled, hardware needs to wakeup for beacons and receive the
* buffered multicast/broadcast frames after the beacon. Also it must be
* possible to send frames and receive the acknowledment frame.
*
* Other hardware designs cannot send nullfunc frames by themselves and also
* need software support for parsing the TIM bitmap. This is also supported
@ -1149,14 +1169,35 @@ ieee80211_get_alt_retry_rate(const struct ieee80211_hw *hw,
* %IEEE80211_HW_PS_NULLFUNC_STACK flags. The hardware is of course still
* required to pass up beacons. The hardware is still required to handle
* waking up for multicast traffic; if it cannot the driver must handle that
* as best as it can, mac80211 is too slow.
* as best as it can, mac80211 is too slow to do that.
*
* Dynamic powersave mode is an extension to normal powersave mode in which
* the hardware stays awake for a user-specified period of time after sending
* a frame so that reply frames need not be buffered and therefore delayed
* to the next wakeup. This can either be supported by hardware, in which case
* the driver needs to look at the @dynamic_ps_timeout hardware configuration
* value, or by the stack if all nullfunc handling is in the stack.
* Dynamic powersave is an extension to normal powersave in which the
* hardware stays awake for a user-specified period of time after sending a
* frame so that reply frames need not be buffered and therefore delayed to
* the next wakeup. It's compromise of getting good enough latency when
* there's data traffic and still saving significantly power in idle
* periods.
*
* Dynamic powersave is supported by simply mac80211 enabling and disabling
* PS based on traffic. Driver needs to only set %IEEE80211_HW_SUPPORTS_PS
* flag and mac80211 will handle everything automatically. Additionally,
* hardware having support for the dynamic PS feature may set the
* %IEEE80211_HW_SUPPORTS_DYNAMIC_PS flag to indicate that it can support
* dynamic PS mode itself. The driver needs to look at the
* @dynamic_ps_timeout hardware configuration value and use it that value
* whenever %IEEE80211_CONF_PS is set. In this case mac80211 will disable
* dynamic PS feature in stack and will just keep %IEEE80211_CONF_PS
* enabled whenever user has enabled powersave.
*
* Driver informs U-APSD client support by enabling
* %IEEE80211_HW_SUPPORTS_UAPSD flag. The mode is configured through the
* uapsd paramater in conf_tx() operation. Hardware needs to send the QoS
* Nullfunc frames and stay awake until the service period has ended. To
* utilize U-APSD, dynamic powersave is disabled for voip AC and all frames
* from that AC are transmitted with powersave enabled.
*
* Note: U-APSD client mode is not yet supported with
* %IEEE80211_HW_PS_NULLFUNC_STACK.
*/
/**
@ -1533,6 +1574,10 @@ enum ieee80211_ampdu_mlme_action {
* and need to call wiphy_rfkill_set_hw_state() in the callback.
* The callback can sleep.
*
* @set_coverage_class: Set slot time for given coverage class as specified
* in IEEE 802.11-2007 section 17.3.8.6 and modify ACK timeout
* accordingly. This callback is not required and may sleep.
*
* @testmode_cmd: Implement a cfg80211 test mode command.
* The callback can sleep.
*
@ -1592,6 +1637,7 @@ struct ieee80211_ops {
struct ieee80211_sta *sta, u16 tid, u16 *ssn);
void (*rfkill_poll)(struct ieee80211_hw *hw);
void (*set_coverage_class)(struct ieee80211_hw *hw, u8 coverage_class);
#ifdef CONFIG_NL80211_TESTMODE
int (*testmode_cmd)(struct ieee80211_hw *hw, void *data, int len);
#endif
@ -1873,6 +1919,53 @@ static inline struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw,
return ieee80211_beacon_get_tim(hw, vif, NULL, NULL);
}
/**
* ieee80211_pspoll_get - retrieve a PS Poll template
* @hw: pointer obtained from ieee80211_alloc_hw().
* @vif: &struct ieee80211_vif pointer from the add_interface callback.
*
* Creates a PS Poll a template which can, for example, uploaded to
* hardware. The template must be updated after association so that correct
* AID, BSSID and MAC address is used.
*
* Note: Caller (or hardware) is responsible for setting the
* &IEEE80211_FCTL_PM bit.
*/
struct sk_buff *ieee80211_pspoll_get(struct ieee80211_hw *hw,
struct ieee80211_vif *vif);
/**
* ieee80211_nullfunc_get - retrieve a nullfunc template
* @hw: pointer obtained from ieee80211_alloc_hw().
* @vif: &struct ieee80211_vif pointer from the add_interface callback.
*
* Creates a Nullfunc template which can, for example, uploaded to
* hardware. The template must be updated after association so that correct
* BSSID and address is used.
*
* Note: Caller (or hardware) is responsible for setting the
* &IEEE80211_FCTL_PM bit as well as Duration and Sequence Control fields.
*/
struct sk_buff *ieee80211_nullfunc_get(struct ieee80211_hw *hw,
struct ieee80211_vif *vif);
/**
* ieee80211_probereq_get - retrieve a Probe Request template
* @hw: pointer obtained from ieee80211_alloc_hw().
* @vif: &struct ieee80211_vif pointer from the add_interface callback.
* @ssid: SSID buffer
* @ssid_len: length of SSID
* @ie: buffer containing all IEs except SSID for the template
* @ie_len: length of the IE buffer
*
* Creates a Probe Request template which can, for example, be uploaded to
* hardware.
*/
struct sk_buff *ieee80211_probereq_get(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
const u8 *ssid, size_t ssid_len,
const u8 *ie, size_t ie_len);
/**
* ieee80211_rts_get - RTS frame generation function
* @hw: pointer obtained from ieee80211_alloc_hw().
@ -2292,8 +2385,12 @@ enum rate_control_changed {
* @short_preamble: whether mac80211 will request short-preamble transmission
* if the selected rate supports it
* @max_rate_idx: user-requested maximum rate (not MCS for now)
* (deprecated; this will be removed once drivers get updated to use
* rate_idx_mask)
* @rate_idx_mask: user-requested rate mask (not MCS for now)
* @skb: the skb that will be transmitted, the control information in it needs
* to be filled in
* @ap: whether this frame is sent out in AP mode
*/
struct ieee80211_tx_rate_control {
struct ieee80211_hw *hw;
@ -2303,6 +2400,8 @@ struct ieee80211_tx_rate_control {
struct ieee80211_tx_rate reported_rate;
bool rts, short_preamble;
u8 max_rate_idx;
u32 rate_idx_mask;
bool ap;
};
struct rate_control_ops {

5
net/mac80211/agg-tx.c
View file

@ -179,7 +179,8 @@ static void sta_addba_resp_timer_expired(unsigned long data)
/* check if the TID waits for addBA response */
spin_lock_bh(&sta->lock);
if ((*state & (HT_ADDBA_REQUESTED_MSK | HT_ADDBA_RECEIVED_MSK)) !=
if ((*state & (HT_ADDBA_REQUESTED_MSK | HT_ADDBA_RECEIVED_MSK |
HT_AGG_STATE_REQ_STOP_BA_MSK)) !=
HT_ADDBA_REQUESTED_MSK) {
spin_unlock_bh(&sta->lock);
*state = HT_AGG_STATE_IDLE;
@ -301,7 +302,7 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid)
* call back right away, it must see that the flow has begun */
*state |= HT_ADDBA_REQUESTED_MSK;
start_seq_num = sta->tid_seq[tid];
start_seq_num = sta->tid_seq[tid] >> 4;
ret = drv_ampdu_action(local, sdata, IEEE80211_AMPDU_TX_START,
pubsta, tid, &start_seq_num);

65
net/mac80211/cfg.c
View file

@ -148,7 +148,7 @@ static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
rcu_read_lock();
if (mac_addr) {
sta = sta_info_get(sdata, mac_addr);
sta = sta_info_get_bss(sdata, mac_addr);
if (!sta) {
ieee80211_key_free(key);
err = -ENOENT;
@ -179,7 +179,7 @@ static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev,
if (mac_addr) {
ret = -ENOENT;
sta = sta_info_get(sdata, mac_addr);
sta = sta_info_get_bss(sdata, mac_addr);
if (!sta)
goto out_unlock;
@ -226,7 +226,7 @@ static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
rcu_read_lock();
if (mac_addr) {
sta = sta_info_get(sdata, mac_addr);
sta = sta_info_get_bss(sdata, mac_addr);
if (!sta)
goto out;
@ -419,7 +419,7 @@ static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev,
rcu_read_lock();
sta = sta_info_get(sdata, mac);
sta = sta_info_get_bss(sdata, mac);
if (sta) {
ret = 0;
sta_set_sinfo(sta, sinfo);
@ -775,7 +775,7 @@ static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev,
if (mac) {
rcu_read_lock();
sta = sta_info_get(sdata, mac);
sta = sta_info_get_bss(sdata, mac);
if (!sta) {
rcu_read_unlock();
return -ENOENT;
@ -803,7 +803,7 @@ static int ieee80211_change_station(struct wiphy *wiphy,
rcu_read_lock();
sta = sta_info_get(sdata, mac);
sta = sta_info_get_bss(sdata, mac);
if (!sta) {
rcu_read_unlock();
return -ENOENT;
@ -1085,6 +1085,13 @@ static int ieee80211_change_bss(struct wiphy *wiphy,
params->use_short_preamble;
changed |= BSS_CHANGED_ERP_PREAMBLE;
}
if (!sdata->vif.bss_conf.use_short_slot &&
sdata->local->hw.conf.channel->band == IEEE80211_BAND_5GHZ) {
sdata->vif.bss_conf.use_short_slot = true;
changed |= BSS_CHANGED_ERP_SLOT;
}
if (params->use_short_slot_time >= 0) {
sdata->vif.bss_conf.use_short_slot =
params->use_short_slot_time;
@ -1128,6 +1135,13 @@ static int ieee80211_set_txq_params(struct wiphy *wiphy,
p.cw_max = params->cwmax;
p.cw_min = params->cwmin;
p.txop = params->txop;
/*
* Setting tx queue params disables u-apsd because it's only
* called in master mode.
*/
p.uapsd = false;
if (drv_conf_tx(local, params->queue, &p)) {
printk(KERN_DEBUG "%s: failed to set TX queue "
"parameters for queue %d\n",
@ -1230,6 +1244,13 @@ static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
struct ieee80211_local *local = wiphy_priv(wiphy);
int err;
if (changed & WIPHY_PARAM_COVERAGE_CLASS) {
err = drv_set_coverage_class(local, wiphy->coverage_class);
if (err)
return err;
}
if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
err = drv_set_rts_threshold(local, wiphy->rts_threshold);
@ -1399,8 +1420,6 @@ static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
int i;
u32 target_rate;
struct ieee80211_supported_band *sband;
/*
* This _could_ be supported by providing a hook for
@ -1410,35 +1429,11 @@ static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
if (local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL)
return -EOPNOTSUPP;
sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
/*
* target_rate = -1, rate->fixed = 0 means auto only, so use all rates
* target_rate = X, rate->fixed = 1 means only rate X
* target_rate = X, rate->fixed = 0 means all rates <= X
*/
sdata->max_ratectrl_rateidx = -1;
sdata->force_unicast_rateidx = -1;
for (i = 0; i < IEEE80211_NUM_BANDS; i++)
sdata->rc_rateidx_mask[i] = mask->control[i].legacy;
if (mask->fixed)
target_rate = mask->fixed / 100;
else if (mask->maxrate)
target_rate = mask->maxrate / 100;
else
return 0;
for (i = 0; i< sband->n_bitrates; i++) {
if (target_rate != sband->bitrates[i].bitrate)
continue;
/* requested bitrate found */
sdata->max_ratectrl_rateidx = i;
if (mask->fixed)
sdata->force_unicast_rateidx = i;
return 0;
}
return -EINVAL;
return 0;
}
static int ieee80211_remain_on_channel(struct wiphy *wiphy,

94
net/mac80211/debugfs.c
View file

@ -158,6 +158,98 @@ static const struct file_operations noack_ops = {
.open = mac80211_open_file_generic
};
static ssize_t uapsd_queues_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ieee80211_local *local = file->private_data;
int res;
char buf[10];
res = scnprintf(buf, sizeof(buf), "0x%x\n", local->uapsd_queues);
return simple_read_from_buffer(user_buf, count, ppos, buf, res);
}
static ssize_t uapsd_queues_write(struct file *file,
const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ieee80211_local *local = file->private_data;
unsigned long val;
char buf[10];
size_t len;
int ret;
len = min(count, sizeof(buf) - 1);
if (copy_from_user(buf, user_buf, len))
return -EFAULT;
buf[len] = '\0';
ret = strict_strtoul(buf, 0, &val);
if (ret)
return -EINVAL;
if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK)
return -ERANGE;
local->uapsd_queues = val;
return count;
}
static const struct file_operations uapsd_queues_ops = {
.read = uapsd_queues_read,
.write = uapsd_queues_write,
.open = mac80211_open_file_generic
};
static ssize_t uapsd_max_sp_len_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ieee80211_local *local = file->private_data;
int res;
char buf[10];
res = scnprintf(buf, sizeof(buf), "0x%x\n", local->uapsd_max_sp_len);
return simple_read_from_buffer(user_buf, count, ppos, buf, res);
}
static ssize_t uapsd_max_sp_len_write(struct file *file,
const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ieee80211_local *local = file->private_data;
unsigned long val;
char buf[10];
size_t len;
int ret;
len = min(count, sizeof(buf) - 1);
if (copy_from_user(buf, user_buf, len))
return -EFAULT;
buf[len] = '\0';
ret = strict_strtoul(buf, 0, &val);
if (ret)
return -EINVAL;
if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK)
return -ERANGE;
local->uapsd_max_sp_len = val;
return count;
}
static const struct file_operations uapsd_max_sp_len_ops = {
.read = uapsd_max_sp_len_read,
.write = uapsd_max_sp_len_write,
.open = mac80211_open_file_generic
};
static ssize_t queues_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
@ -314,6 +406,8 @@ void debugfs_hw_add(struct ieee80211_local *local)
DEBUGFS_ADD(queues);
DEBUGFS_ADD_MODE(reset, 0200);
DEBUGFS_ADD(noack);
DEBUGFS_ADD(uapsd_queues);
DEBUGFS_ADD(uapsd_max_sp_len);
statsd = debugfs_create_dir("statistics", phyd);

44
net/mac80211/debugfs_netdev.c
View file

@ -127,8 +127,10 @@ __IEEE80211_IF_FILE(name, ieee80211_if_write_##name)
/* common attributes */
IEEE80211_IF_FILE(drop_unencrypted, drop_unencrypted, DEC);
IEEE80211_IF_FILE(force_unicast_rateidx, force_unicast_rateidx, DEC);
IEEE80211_IF_FILE(max_ratectrl_rateidx, max_ratectrl_rateidx, DEC);
IEEE80211_IF_FILE(rc_rateidx_mask_2ghz, rc_rateidx_mask[IEEE80211_BAND_2GHZ],
HEX);
IEEE80211_IF_FILE(rc_rateidx_mask_5ghz, rc_rateidx_mask[IEEE80211_BAND_5GHZ],
HEX);
/* STA attributes */
IEEE80211_IF_FILE(bssid, u.mgd.bssid, MAC);
@ -253,7 +255,7 @@ IEEE80211_IF_FILE(dot11MeshHWMPRootMode,
#endif
#define DEBUGFS_ADD(name, type) \
#define DEBUGFS_ADD(name) \
debugfs_create_file(#name, 0400, sdata->debugfs.dir, \
sdata, &name##_ops);
@ -263,40 +265,40 @@ IEEE80211_IF_FILE(dot11MeshHWMPRootMode,
static void add_sta_files(struct ieee80211_sub_if_data *sdata)
{
DEBUGFS_ADD(drop_unencrypted, sta);
DEBUGFS_ADD(force_unicast_rateidx, sta);
DEBUGFS_ADD(max_ratectrl_rateidx, sta);
DEBUGFS_ADD(drop_unencrypted);
DEBUGFS_ADD(rc_rateidx_mask_2ghz);
DEBUGFS_ADD(rc_rateidx_mask_5ghz);
DEBUGFS_ADD(bssid, sta);
DEBUGFS_ADD(aid, sta);
DEBUGFS_ADD(bssid);
DEBUGFS_ADD(aid);
DEBUGFS_ADD_MODE(smps, 0600);
}
static void add_ap_files(struct ieee80211_sub_if_data *sdata)
{
DEBUGFS_ADD(drop_unencrypted, ap);
DEBUGFS_ADD(force_unicast_rateidx, ap);
DEBUGFS_ADD(max_ratectrl_rateidx, ap);
DEBUGFS_ADD(drop_unencrypted);
DEBUGFS_ADD(rc_rateidx_mask_2ghz);
DEBUGFS_ADD(rc_rateidx_mask_5ghz);
DEBUGFS_ADD(num_sta_ps, ap);
DEBUGFS_ADD(dtim_count, ap);
DEBUGFS_ADD(num_buffered_multicast, ap);
DEBUGFS_ADD(num_sta_ps);
DEBUGFS_ADD(dtim_count);
DEBUGFS_ADD(num_buffered_multicast);
}
static void add_wds_files(struct ieee80211_sub_if_data *sdata)
{
DEBUGFS_ADD(drop_unencrypted, wds);
DEBUGFS_ADD(force_unicast_rateidx, wds);
DEBUGFS_ADD(max_ratectrl_rateidx, wds);
DEBUGFS_ADD(drop_unencrypted);
DEBUGFS_ADD(rc_rateidx_mask_2ghz);
DEBUGFS_ADD(rc_rateidx_mask_5ghz);
DEBUGFS_ADD(peer, wds);
DEBUGFS_ADD(peer);
}
static void add_vlan_files(struct ieee80211_sub_if_data *sdata)
{
DEBUGFS_ADD(drop_unencrypted, vlan);
DEBUGFS_ADD(force_unicast_rateidx, vlan);
DEBUGFS_ADD(max_ratectrl_rateidx, vlan);
DEBUGFS_ADD(drop_unencrypted);
DEBUGFS_ADD(rc_rateidx_mask_2ghz);
DEBUGFS_ADD(rc_rateidx_mask_5ghz);
}
static void add_monitor_files(struct ieee80211_sub_if_data *sdata)

15
net/mac80211/driver-ops.h
View file

@ -214,6 +214,21 @@ static inline int drv_set_rts_threshold(struct ieee80211_local *local,
return ret;
}
static inline int drv_set_coverage_class(struct ieee80211_local *local,
u8 value)
{
int ret = 0;
might_sleep();
if (local->ops->set_coverage_class)
local->ops->set_coverage_class(&local->hw, value);
else
ret = -EOPNOTSUPP;
trace_drv_set_coverage_class(local, value, ret);
return ret;
}
static inline void drv_sta_notify(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
enum sta_notify_cmd cmd,

23
net/mac80211/driver-trace.h
View file

@ -491,6 +491,29 @@ TRACE_EVENT(drv_set_rts_threshold,
)
);
TRACE_EVENT(drv_set_coverage_class,
TP_PROTO(struct ieee80211_local *local, u8 value, int ret),
TP_ARGS(local, value, ret),
TP_STRUCT__entry(
LOCAL_ENTRY
__field(u8, value)
__field(int, ret)
),
TP_fast_assign(
LOCAL_ASSIGN;
__entry->ret = ret;
__entry->value = value;
),
TP_printk(
LOCAL_PR_FMT " value:%d ret:%d",
LOCAL_PR_ARG, __entry->value, __entry->ret
)
);
TRACE_EVENT(drv_sta_notify,
TP_PROTO(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,

31
net/mac80211/ieee80211_i.h
View file

@ -58,6 +58,15 @@ struct ieee80211_local;
#define TU_TO_EXP_TIME(x) (jiffies + usecs_to_jiffies((x) * 1024))
#define IEEE80211_DEFAULT_UAPSD_QUEUES \
(IEEE80211_WMM_IE_STA_QOSINFO_AC_BK | \
IEEE80211_WMM_IE_STA_QOSINFO_AC_BE | \
IEEE80211_WMM_IE_STA_QOSINFO_AC_VI | \
IEEE80211_WMM_IE_STA_QOSINFO_AC_VO)
#define IEEE80211_DEFAULT_MAX_SP_LEN \
IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL
struct ieee80211_fragment_entry {
unsigned long first_frag_time;
unsigned int seq;
@ -78,6 +87,7 @@ struct ieee80211_bss {
u8 dtim_period;
bool wmm_used;
bool uapsd_supported;
unsigned long last_probe_resp;
@ -285,7 +295,7 @@ struct ieee80211_work {
u8 ssid[IEEE80211_MAX_SSID_LEN];
u8 ssid_len;
u8 supp_rates_len;
bool wmm_used, use_11n;
bool wmm_used, use_11n, uapsd_used;
} assoc;
struct {
u32 duration;
@ -306,6 +316,7 @@ enum ieee80211_sta_flags {
IEEE80211_STA_DISABLE_11N = BIT(4),
IEEE80211_STA_CSA_RECEIVED = BIT(5),
IEEE80211_STA_MFP_ENABLED = BIT(6),
IEEE80211_STA_UAPSD_ENABLED = BIT(7),
};
struct ieee80211_if_managed {
@ -494,8 +505,8 @@ struct ieee80211_sub_if_data {
*/
struct ieee80211_if_ap *bss;
int force_unicast_rateidx; /* forced TX rateidx for unicast frames */
int max_ratectrl_rateidx; /* max TX rateidx for rate control */
/* bitmap of allowed (non-MCS) rate indexes for rate control */
u32 rc_rateidx_mask[IEEE80211_NUM_BANDS];
union {
struct ieee80211_if_ap ap;
@ -797,6 +808,20 @@ struct ieee80211_local {
int wifi_wme_noack_test;
unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */
/*
* Bitmask of enabled u-apsd queues,
* IEEE80211_WMM_IE_STA_QOSINFO_AC_BE & co. Needs a new association
* to take effect.
*/
unsigned int uapsd_queues;
/*
* Maximum number of buffered frames AP can deliver during a
* service period, IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL or similar.
* Needs a new association to take effect.
*/
unsigned int uapsd_max_sp_len;
bool pspolling;
bool offchannel_ps_enabled;
/*

56
net/mac80211/iface.c
View file

@ -15,12 +15,14 @@
#include <linux/netdevice.h>
#include <linux/rtnetlink.h>
#include <net/mac80211.h>
#include <net/ieee80211_radiotap.h>
#include "ieee80211_i.h"
#include "sta_info.h"
#include "debugfs_netdev.h"
#include "mesh.h"
#include "led.h"
#include "driver-ops.h"
#include "wme.h"
/**
* DOC: Interface list locking
@ -63,15 +65,16 @@ static int ieee80211_change_mtu(struct net_device *dev, int new_mtu)
static int ieee80211_change_mac(struct net_device *dev, void *addr)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct sockaddr *sa = addr;
int ret;
if (ieee80211_sdata_running(sdata))
return -EBUSY;
ret = eth_mac_addr(dev, addr);
ret = eth_mac_addr(dev, sa);
if (ret == 0)
memcpy(sdata->vif.addr, addr, ETH_ALEN);
memcpy(sdata->vif.addr, sa->sa_data, ETH_ALEN);
return ret;
}
@ -326,7 +329,7 @@ static int ieee80211_open(struct net_device *dev)
if (sdata->vif.type == NL80211_IFTYPE_STATION)
ieee80211_queue_work(&local->hw, &sdata->u.mgd.work);
netif_start_queue(dev);
netif_tx_start_all_queues(dev);
return 0;
err_del_interface:
@ -354,7 +357,7 @@ static int ieee80211_stop(struct net_device *dev)
/*
* Stop TX on this interface first.
*/
netif_stop_queue(dev);
netif_tx_stop_all_queues(dev);
/*
* Purge work for this interface.
@ -657,6 +660,12 @@ static void ieee80211_teardown_sdata(struct net_device *dev)
WARN_ON(flushed);
}
static u16 ieee80211_netdev_select_queue(struct net_device *dev,
struct sk_buff *skb)
{
return ieee80211_select_queue(IEEE80211_DEV_TO_SUB_IF(dev), skb);
}
static const struct net_device_ops ieee80211_dataif_ops = {
.ndo_open = ieee80211_open,
.ndo_stop = ieee80211_stop,
@ -665,8 +674,34 @@ static const struct net_device_ops ieee80211_dataif_ops = {
.ndo_set_multicast_list = ieee80211_set_multicast_list,
.ndo_change_mtu = ieee80211_change_mtu,
.ndo_set_mac_address = ieee80211_change_mac,
.ndo_select_queue = ieee80211_netdev_select_queue,
};
static u16 ieee80211_monitor_select_queue(struct net_device *dev,
struct sk_buff *skb)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct ieee80211_local *local = sdata->local;
struct ieee80211_hdr *hdr;
struct ieee80211_radiotap_header *rtap = (void *)skb->data;
if (local->hw.queues < 4)
return 0;
if (skb->len < 4 ||
skb->len < rtap->it_len + 2 /* frame control */)
return 0; /* doesn't matter, frame will be dropped */
hdr = (void *)((u8 *)skb->data + rtap->it_len);
if (!ieee80211_is_data(hdr->frame_control)) {
skb->priority = 7;
return ieee802_1d_to_ac[skb->priority];
}
return ieee80211_downgrade_queue(local, skb);
}
static const struct net_device_ops ieee80211_monitorif_ops = {
.ndo_open = ieee80211_open,
.ndo_stop = ieee80211_stop,
@ -675,6 +710,7 @@ static const struct net_device_ops ieee80211_monitorif_ops = {
.ndo_set_multicast_list = ieee80211_set_multicast_list,
.ndo_change_mtu = ieee80211_change_mtu,
.ndo_set_mac_address = eth_mac_addr,
.ndo_select_queue = ieee80211_monitor_select_queue,
};
static void ieee80211_if_setup(struct net_device *dev)
@ -781,8 +817,8 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name,
ASSERT_RTNL();
ndev = alloc_netdev(sizeof(*sdata) + local->hw.vif_data_size,
name, ieee80211_if_setup);
ndev = alloc_netdev_mq(sizeof(*sdata) + local->hw.vif_data_size,
name, ieee80211_if_setup, local->hw.queues);
if (!ndev)
return -ENOMEM;
dev_net_set(ndev, wiphy_net(local->hw.wiphy));
@ -820,8 +856,12 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name,
INIT_LIST_HEAD(&sdata->key_list);
sdata->force_unicast_rateidx = -1;
sdata->max_ratectrl_rateidx = -1;
for (i = 0; i < IEEE80211_NUM_BANDS; i++) {
struct ieee80211_supported_band *sband;
sband = local->hw.wiphy->bands[i];
sdata->rc_rateidx_mask[i] =
sband ? (1 << sband->n_bitrates) - 1 : 0;
}
/* setup type-dependent data */
ieee80211_setup_sdata(sdata, type);

7
net/mac80211/main.c
View file

@ -17,7 +17,6 @@
#include <linux/skbuff.h>
#include <linux/etherdevice.h>
#include <linux/if_arp.h>
#include <linux/wireless.h>
#include <linux/rtnetlink.h>
#include <linux/bitmap.h>
#include <linux/pm_qos_params.h>
@ -385,6 +384,8 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
local->hw.conf.long_frame_max_tx_count = wiphy->retry_long;
local->hw.conf.short_frame_max_tx_count = wiphy->retry_short;
local->user_power_level = -1;
local->uapsd_queues = IEEE80211_DEFAULT_UAPSD_QUEUES;
local->uapsd_max_sp_len = IEEE80211_DEFAULT_MAX_SP_LEN;
INIT_LIST_HEAD(&local->interfaces);
mutex_init(&local->iflist_mtx);
@ -492,6 +493,10 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
else if (local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC)
local->hw.wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC;
WARN((local->hw.flags & IEEE80211_HW_SUPPORTS_UAPSD)
&& (local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK),
"U-APSD not supported with HW_PS_NULLFUNC_STACK\n");
/*
* Calculate scan IE length -- we need this to alloc
* memory and to subtract from the driver limit. It

104
net/mac80211/mlme.c
View file

@ -249,30 +249,15 @@ static void ieee80211_send_deauth_disassoc(struct ieee80211_sub_if_data *sdata,
void ieee80211_send_pspoll(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
struct ieee80211_pspoll *pspoll;
struct sk_buff *skb;
u16 fc;
skb = dev_alloc_skb(local->hw.extra_tx_headroom + sizeof(*pspoll));
if (!skb) {
printk(KERN_DEBUG "%s: failed to allocate buffer for "
"pspoll frame\n", sdata->name);
skb = ieee80211_pspoll_get(&local->hw, &sdata->vif);
if (!skb)
return;
}
skb_reserve(skb, local->hw.extra_tx_headroom);
pspoll = (struct ieee80211_pspoll *) skb_put(skb, sizeof(*pspoll));
memset(pspoll, 0, sizeof(*pspoll));
fc = IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL | IEEE80211_FCTL_PM;
pspoll->frame_control = cpu_to_le16(fc);
pspoll->aid = cpu_to_le16(ifmgd->aid);
/* aid in PS-Poll has its two MSBs each set to 1 */
pspoll->aid |= cpu_to_le16(1 << 15 | 1 << 14);
memcpy(pspoll->bssid, ifmgd->bssid, ETH_ALEN);
memcpy(pspoll->ta, sdata->vif.addr, ETH_ALEN);
pspoll = (struct ieee80211_pspoll *) skb->data;
pspoll->frame_control |= cpu_to_le16(IEEE80211_FCTL_PM);
IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
ieee80211_tx_skb(sdata, skb);
@ -281,6 +266,24 @@ void ieee80211_send_pspoll(struct ieee80211_local *local,
void ieee80211_send_nullfunc(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
int powersave)
{
struct sk_buff *skb;
struct ieee80211_hdr_3addr *nullfunc;
skb = ieee80211_nullfunc_get(&local->hw, &sdata->vif);
if (!skb)
return;
nullfunc = (struct ieee80211_hdr_3addr *) skb->data;
if (powersave)
nullfunc->frame_control |= cpu_to_le16(IEEE80211_FCTL_PM);
IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
ieee80211_tx_skb(sdata, skb);
}
static void ieee80211_send_4addr_nullfunc(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata)
{
struct sk_buff *skb;
struct ieee80211_hdr *nullfunc;
@ -289,24 +292,23 @@ void ieee80211_send_nullfunc(struct ieee80211_local *local,
if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_STATION))
return;
skb = dev_alloc_skb(local->hw.extra_tx_headroom + 24);
skb = dev_alloc_skb(local->hw.extra_tx_headroom + 30);
if (!skb) {
printk(KERN_DEBUG "%s: failed to allocate buffer for nullfunc "
"frame\n", sdata->name);
printk(KERN_DEBUG "%s: failed to allocate buffer for 4addr "
"nullfunc frame\n", sdata->name);
return;
}
skb_reserve(skb, local->hw.extra_tx_headroom);
nullfunc = (struct ieee80211_hdr *) skb_put(skb, 24);
memset(nullfunc, 0, 24);
nullfunc = (struct ieee80211_hdr *) skb_put(skb, 30);
memset(nullfunc, 0, 30);
fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC |
IEEE80211_FCTL_TODS);
if (powersave)
fc |= cpu_to_le16(IEEE80211_FCTL_PM);
IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS);
nullfunc->frame_control = fc;
memcpy(nullfunc->addr1, sdata->u.mgd.bssid, ETH_ALEN);
memcpy(nullfunc->addr2, sdata->vif.addr, ETH_ALEN);
memcpy(nullfunc->addr3, sdata->u.mgd.bssid, ETH_ALEN);
memcpy(nullfunc->addr4, sdata->vif.addr, ETH_ALEN);
IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
ieee80211_tx_skb(sdata, skb);
@ -567,7 +569,7 @@ static void ieee80211_sta_wmm_params(struct ieee80211_local *local,
struct ieee80211_tx_queue_params params;
size_t left;
int count;
u8 *pos;
u8 *pos, uapsd_queues = 0;
if (local->hw.queues < 4)
return;
@ -577,6 +579,10 @@ static void ieee80211_sta_wmm_params(struct ieee80211_local *local,
if (wmm_param_len < 8 || wmm_param[5] /* version */ != 1)
return;
if (ifmgd->flags & IEEE80211_STA_UAPSD_ENABLED)
uapsd_queues = local->uapsd_queues;
count = wmm_param[6] & 0x0f;
if (count == ifmgd->wmm_last_param_set)
return;
@ -591,6 +597,7 @@ static void ieee80211_sta_wmm_params(struct ieee80211_local *local,
for (; left >= 4; left -= 4, pos += 4) {
int aci = (pos[0] >> 5) & 0x03;
int acm = (pos[0] >> 4) & 0x01;
bool uapsd = false;
int queue;
switch (aci) {
@ -598,22 +605,30 @@ static void ieee80211_sta_wmm_params(struct ieee80211_local *local,
queue = 3;
if (acm)
local->wmm_acm |= BIT(1) | BIT(2); /* BK/- */
if (uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BK)
uapsd = true;
break;
case 2: /* AC_VI */
queue = 1;
if (acm)
local->wmm_acm |= BIT(4) | BIT(5); /* CL/VI */
if (uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VI)
uapsd = true;
break;
case 3: /* AC_VO */
queue = 0;
if (acm)
local->wmm_acm |= BIT(6) | BIT(7); /* VO/NC */
if (uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO)
uapsd = true;
break;
case 0: /* AC_BE */
default:
queue = 2;
if (acm)
local->wmm_acm |= BIT(0) | BIT(3); /* BE/EE */
if (uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BE)
uapsd = true;
break;
}
@ -621,11 +636,14 @@ static void ieee80211_sta_wmm_params(struct ieee80211_local *local,
params.cw_max = ecw2cw((pos[1] & 0xf0) >> 4);
params.cw_min = ecw2cw(pos[1] & 0x0f);
params.txop = get_unaligned_le16(pos + 2);
params.uapsd = uapsd;
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
printk(KERN_DEBUG "%s: WMM queue=%d aci=%d acm=%d aifs=%d "
"cWmin=%d cWmax=%d txop=%d\n",
"cWmin=%d cWmax=%d txop=%d uapsd=%d\n",
wiphy_name(local->hw.wiphy), queue, aci, acm,
params.aifs, params.cw_min, params.cw_max, params.txop);
params.aifs, params.cw_min, params.cw_max, params.txop,
params.uapsd);
#endif
if (drv_conf_tx(local, queue, &params) && local->ops->conf_tx)
printk(KERN_DEBUG "%s: failed to set TX queue "
@ -652,6 +670,8 @@ static u32 ieee80211_handle_bss_capability(struct ieee80211_sub_if_data *sdata,
}
use_short_slot = !!(capab & WLAN_CAPABILITY_SHORT_SLOT_TIME);
if (sdata->local->hw.conf.channel->band == IEEE80211_BAND_5GHZ)
use_short_slot = true;
if (use_protection != bss_conf->use_cts_prot) {
bss_conf->use_cts_prot = use_protection;
@ -723,7 +743,7 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
ieee80211_recalc_smps(local, sdata);
mutex_unlock(&local->iflist_mtx);
netif_start_queue(sdata->dev);
netif_tx_start_all_queues(sdata->dev);
netif_carrier_on(sdata->dev);
}
@ -759,7 +779,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata)
* time -- we don't want the scan code to enable queues.
*/
netif_stop_queue(sdata->dev);
netif_tx_stop_all_queues(sdata->dev);
netif_carrier_off(sdata->dev);
rcu_read_lock();
@ -1096,7 +1116,7 @@ static bool ieee80211_assoc_success(struct ieee80211_work *wk,
if (err) {
printk(KERN_DEBUG "%s: failed to insert STA entry for"
" the AP (error %d)\n", sdata->name, err);
return RX_MGMT_CFG80211_ASSOC_ERROR;
return false;
}
if (elems.wmm_param)
@ -1119,6 +1139,13 @@ static bool ieee80211_assoc_success(struct ieee80211_work *wk,
bss_conf->assoc_capability = capab_info;
ieee80211_set_associated(sdata, cbss, changed);
/*
* If we're using 4-addr mode, let the AP know that we're
* doing so, so that it can create the STA VLAN on its side
*/
if (ifmgd->use_4addr)
ieee80211_send_4addr_nullfunc(local, sdata);
/*
* Start timer to probe the connection to the AP now.
* Also start the timer that will detect beacon loss.
@ -1774,7 +1801,7 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata,
if (!wk)
return -ENOMEM;
memcpy(wk->filter_ta, req->bss->bssid, ETH_ALEN);;
memcpy(wk->filter_ta, req->bss->bssid, ETH_ALEN);
if (req->ie && req->ie_len) {
memcpy(wk->ie, req->ie, req->ie_len);
@ -1897,6 +1924,15 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
wk->assoc.ht_information_ie =
ieee80211_bss_get_ie(req->bss, WLAN_EID_HT_INFORMATION);
if (bss->wmm_used && bss->uapsd_supported &&
(sdata->local->hw.flags & IEEE80211_HW_SUPPORTS_UAPSD)) {
wk->assoc.uapsd_used = true;
ifmgd->flags |= IEEE80211_STA_UAPSD_ENABLED;
} else {
wk->assoc.uapsd_used = false;
ifmgd->flags &= ~IEEE80211_STA_UAPSD_ENABLED;
}
ssid = ieee80211_bss_get_ie(req->bss, WLAN_EID_SSID);
memcpy(wk->assoc.ssid, ssid + 2, ssid[1]);
wk->assoc.ssid_len = ssid[1];

8
net/mac80211/offchannel.c
View file

@ -113,7 +113,7 @@ void ieee80211_offchannel_stop_beaconing(struct ieee80211_local *local)
*/
if (sdata->vif.type != NL80211_IFTYPE_STATION &&
sdata->vif.type != NL80211_IFTYPE_MONITOR)
netif_stop_queue(sdata->dev);
netif_tx_stop_all_queues(sdata->dev);
}
mutex_unlock(&local->iflist_mtx);
}
@ -131,7 +131,7 @@ void ieee80211_offchannel_stop_station(struct ieee80211_local *local)
continue;
if (sdata->vif.type == NL80211_IFTYPE_STATION) {
netif_stop_queue(sdata->dev);
netif_tx_stop_all_queues(sdata->dev);
if (sdata->u.mgd.associated)
ieee80211_offchannel_ps_enable(sdata);
}
@ -153,9 +153,11 @@ void ieee80211_offchannel_return(struct ieee80211_local *local,
if (sdata->vif.type == NL80211_IFTYPE_STATION) {
if (sdata->u.mgd.associated)
ieee80211_offchannel_ps_disable(sdata);
netif_wake_queue(sdata->dev);
}
if (sdata->vif.type != NL80211_IFTYPE_MONITOR)
netif_tx_wake_all_queues(sdata->dev);
/* re-enable beaconing */
if (enable_beaconing &&
(sdata->vif.type == NL80211_IFTYPE_AP ||

88
net/mac80211/rate.c
View file

@ -207,6 +207,27 @@ static bool rc_no_data_or_no_ack(struct ieee80211_tx_rate_control *txrc)
return ((info->flags & IEEE80211_TX_CTL_NO_ACK) || !ieee80211_is_data(fc));
}
static void rc_send_low_broadcast(s8 *idx, u32 basic_rates, u8 max_rate_idx)
{
u8 i;
if (basic_rates == 0)
return; /* assume basic rates unknown and accept rate */
if (*idx < 0)
return;
if (basic_rates & (1 << *idx))
return; /* selected rate is a basic rate */
for (i = *idx + 1; i <= max_rate_idx; i++) {
if (basic_rates & (1 << i)) {
*idx = i;
return;
}
}
/* could not find a basic rate; use original selection */
}
bool rate_control_send_low(struct ieee80211_sta *sta,
void *priv_sta,
struct ieee80211_tx_rate_control *txrc)
@ -218,12 +239,48 @@ bool rate_control_send_low(struct ieee80211_sta *sta,
info->control.rates[0].count =
(info->flags & IEEE80211_TX_CTL_NO_ACK) ?
1 : txrc->hw->max_rate_tries;
if (!sta && txrc->ap)
rc_send_low_broadcast(&info->control.rates[0].idx,
txrc->bss_conf->basic_rates,
txrc->sband->n_bitrates);
return true;
}
return false;
}
EXPORT_SYMBOL(rate_control_send_low);
static void rate_idx_match_mask(struct ieee80211_tx_rate *rate,
int n_bitrates, u32 mask)
{
int j;
/* See whether the selected rate or anything below it is allowed. */
for (j = rate->idx; j >= 0; j--) {
if (mask & (1 << j)) {
/* Okay, found a suitable rate. Use it. */
rate->idx = j;
return;
}
}
/* Try to find a higher rate that would be allowed */
for (j = rate->idx + 1; j < n_bitrates; j++) {
if (mask & (1 << j)) {
/* Okay, found a suitable rate. Use it. */
rate->idx = j;
return;
}
}
/*
* Uh.. No suitable rate exists. This should not really happen with
* sane TX rate mask configurations. However, should someone manage to
* configure supported rates and TX rate mask in incompatible way,
* allow the frame to be transmitted with whatever the rate control
* selected.
*/
}
void rate_control_get_rate(struct ieee80211_sub_if_data *sdata,
struct sta_info *sta,
struct ieee80211_tx_rate_control *txrc)
@ -233,6 +290,7 @@ void rate_control_get_rate(struct ieee80211_sub_if_data *sdata,
struct ieee80211_sta *ista = NULL;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(txrc->skb);
int i;
u32 mask;
if (sta) {
ista = &sta->sta;
@ -245,23 +303,31 @@ void rate_control_get_rate(struct ieee80211_sub_if_data *sdata,
info->control.rates[i].count = 1;
}
if (sta && sdata->force_unicast_rateidx > -1) {
info->control.rates[0].idx = sdata->force_unicast_rateidx;
} else {
ref->ops->get_rate(ref->priv, ista, priv_sta, txrc);
info->flags |= IEEE80211_TX_INTFL_RCALGO;
}
ref->ops->get_rate(ref->priv, ista, priv_sta, txrc);
/*
* try to enforce the maximum rate the user wanted
* Try to enforce the rateidx mask the user wanted. skip this if the
* default mask (allow all rates) is used to save some processing for
* the common case.
*/
if (sdata->max_ratectrl_rateidx > -1)
mask = sdata->rc_rateidx_mask[info->band];
if (mask != (1 << txrc->sband->n_bitrates) - 1) {
if (sta) {
/* Filter out rates that the STA does not support */
mask &= sta->sta.supp_rates[info->band];
}
/*
* Make sure the rate index selected for each TX rate is
* included in the configured mask and change the rate indexes
* if needed.
*/
for (i = 0; i < IEEE80211_TX_MAX_RATES; i++) {
/* Rate masking supports only legacy rates for now */
if (info->control.rates[i].flags & IEEE80211_TX_RC_MCS)
continue;
info->control.rates[i].idx =
min_t(s8, info->control.rates[i].idx,
sdata->max_ratectrl_rateidx);
rate_idx_match_mask(&info->control.rates[i],
txrc->sband->n_bitrates, mask);
}
}
BUG_ON(info->control.rates[0].idx < 0);

5
net/mac80211/rate.h
View file

@ -44,10 +44,7 @@ static inline void rate_control_tx_status(struct ieee80211_local *local,
struct rate_control_ref *ref = local->rate_ctrl;
struct ieee80211_sta *ista = &sta->sta;
void *priv_sta = sta->rate_ctrl_priv;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
if (likely(info->flags & IEEE80211_TX_INTFL_RCALGO))
ref->ops->tx_status(ref->priv, sband, ista, priv_sta, skb);
ref->ops->tx_status(ref->priv, sband, ista, priv_sta, skb);
}

16
net/mac80211/rx.c
View file

@ -1111,6 +1111,18 @@ ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
if (ieee80211_is_nullfunc(hdr->frame_control) ||
ieee80211_is_qos_nullfunc(hdr->frame_control)) {
I802_DEBUG_INC(rx->local->rx_handlers_drop_nullfunc);
/*
* If we receive a 4-addr nullfunc frame from a STA
* that was not moved to a 4-addr STA vlan yet, drop
* the frame to the monitor interface, to make sure
* that hostapd sees it
*/
if (ieee80211_has_a4(hdr->frame_control) &&
(rx->sdata->vif.type == NL80211_IFTYPE_AP ||
(rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
!rx->sdata->u.vlan.sta)))
return RX_DROP_MONITOR;
/*
* Update counter and free packet here to avoid
* counting this as a dropped packed.
@ -1665,7 +1677,9 @@ ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx)
memset(info, 0, sizeof(*info));
info->flags |= IEEE80211_TX_INTFL_NEED_TXPROCESSING;
info->control.vif = &rx->sdata->vif;
ieee80211_select_queue(local, fwd_skb);
skb_set_queue_mapping(skb,
ieee80211_select_queue(rx->sdata, fwd_skb));
ieee80211_set_qos_hdr(local, skb);
if (is_multicast_ether_addr(fwd_hdr->addr1))
IEEE80211_IFSTA_MESH_CTR_INC(&sdata->u.mesh,
fwded_mcast);

20
net/mac80211/scan.c
View file

@ -12,7 +12,6 @@
* published by the Free Software Foundation.
*/
#include <linux/wireless.h>
#include <linux/if_arp.h>
#include <linux/rtnetlink.h>
#include <net/mac80211.h>
@ -55,6 +54,23 @@ void ieee80211_rx_bss_put(struct ieee80211_local *local,
cfg80211_put_bss(container_of((void *)bss, struct cfg80211_bss, priv));
}
static bool is_uapsd_supported(struct ieee802_11_elems *elems)
{
u8 qos_info;
if (elems->wmm_info && elems->wmm_info_len == 7
&& elems->wmm_info[5] == 1)
qos_info = elems->wmm_info[6];
else if (elems->wmm_param && elems->wmm_param_len == 24
&& elems->wmm_param[5] == 1)
qos_info = elems->wmm_param[6];
else
/* no valid wmm information or parameter element found */
return false;
return qos_info & IEEE80211_WMM_IE_AP_QOSINFO_UAPSD;
}
struct ieee80211_bss *
ieee80211_bss_info_update(struct ieee80211_local *local,
struct ieee80211_rx_status *rx_status,
@ -118,6 +134,7 @@ ieee80211_bss_info_update(struct ieee80211_local *local,
}
bss->wmm_used = elems->wmm_param || elems->wmm_info;
bss->uapsd_supported = is_uapsd_supported(elems);
if (!beacon)
bss->last_probe_resp = jiffies;
@ -285,6 +302,7 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted)
ieee80211_mlme_notify_scan_completed(local);
ieee80211_ibss_notify_scan_completed(local);
ieee80211_mesh_notify_scan_completed(local);
ieee80211_queue_work(&local->hw, &local->work_work);
}
EXPORT_SYMBOL(ieee80211_scan_completed);

21
net/mac80211/sta_info.c
View file

@ -119,6 +119,27 @@ struct sta_info *sta_info_get(struct ieee80211_sub_if_data *sdata,
return sta;
}
/*
* Get sta info either from the specified interface
* or from one of its vlans
*/
struct sta_info *sta_info_get_bss(struct ieee80211_sub_if_data *sdata,
const u8 *addr)
{
struct ieee80211_local *local = sdata->local;
struct sta_info *sta;
sta = rcu_dereference(local->sta_hash[STA_HASH(addr)]);
while (sta) {
if ((sta->sdata == sdata ||
sta->sdata->bss == sdata->bss) &&
memcmp(sta->sta.addr, addr, ETH_ALEN) == 0)
break;
sta = rcu_dereference(sta->hnext);
}
return sta;
}
struct sta_info *sta_info_get_by_idx(struct ieee80211_sub_if_data *sdata,
int idx)
{

3
net/mac80211/sta_info.h
View file

@ -408,6 +408,9 @@ static inline u32 get_sta_flags(struct sta_info *sta)
struct sta_info *sta_info_get(struct ieee80211_sub_if_data *sdata,
const u8 *addr);
struct sta_info *sta_info_get_bss(struct ieee80211_sub_if_data *sdata,
const u8 *addr);
static inline
void for_each_sta_info_type_check(struct ieee80211_local *local,
const u8 *addr,

278
net/mac80211/tx.c
View file

@ -180,6 +180,71 @@ static int inline is_ieee80211_device(struct ieee80211_local *local,
}
/* tx handlers */
static ieee80211_tx_result debug_noinline
ieee80211_tx_h_dynamic_ps(struct ieee80211_tx_data *tx)
{
struct ieee80211_local *local = tx->local;
struct ieee80211_if_managed *ifmgd;
/* driver doesn't support power save */
if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS))
return TX_CONTINUE;
/* hardware does dynamic power save */
if (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS)
return TX_CONTINUE;
/* dynamic power save disabled */
if (local->hw.conf.dynamic_ps_timeout <= 0)
return TX_CONTINUE;
/* we are scanning, don't enable power save */
if (local->scanning)
return TX_CONTINUE;
if (!local->ps_sdata)
return TX_CONTINUE;
/* No point if we're going to suspend */
if (local->quiescing)
return TX_CONTINUE;
/* dynamic ps is supported only in managed mode */
if (tx->sdata->vif.type != NL80211_IFTYPE_STATION)
return TX_CONTINUE;
ifmgd = &tx->sdata->u.mgd;
/*
* Don't wakeup from power save if u-apsd is enabled, voip ac has
* u-apsd enabled and the frame is in voip class. This effectively
* means that even if all access categories have u-apsd enabled, in
* practise u-apsd is only used with the voip ac. This is a
* workaround for the case when received voip class packets do not
* have correct qos tag for some reason, due the network or the
* peer application.
*
* Note: local->uapsd_queues access is racy here. If the value is
* changed via debugfs, user needs to reassociate manually to have
* everything in sync.
*/
if ((ifmgd->flags & IEEE80211_STA_UAPSD_ENABLED)
&& (local->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO)
&& skb_get_queue_mapping(tx->skb) == 0)
return TX_CONTINUE;
if (local->hw.conf.flags & IEEE80211_CONF_PS) {
ieee80211_stop_queues_by_reason(&local->hw,
IEEE80211_QUEUE_STOP_REASON_PS);
ieee80211_queue_work(&local->hw,
&local->dynamic_ps_disable_work);
}
mod_timer(&local->dynamic_ps_timer, jiffies +
msecs_to_jiffies(local->hw.conf.dynamic_ps_timeout));
return TX_CONTINUE;
}
static ieee80211_tx_result debug_noinline
ieee80211_tx_h_check_assoc(struct ieee80211_tx_data *tx)
@ -519,7 +584,12 @@ ieee80211_tx_h_rate_ctrl(struct ieee80211_tx_data *tx)
txrc.bss_conf = &tx->sdata->vif.bss_conf;
txrc.skb = tx->skb;
txrc.reported_rate.idx = -1;
txrc.max_rate_idx = tx->sdata->max_ratectrl_rateidx;
txrc.rate_idx_mask = tx->sdata->rc_rateidx_mask[tx->channel->band];
if (txrc.rate_idx_mask == (1 << sband->n_bitrates) - 1)
txrc.max_rate_idx = -1;
else
txrc.max_rate_idx = fls(txrc.rate_idx_mask) - 1;
txrc.ap = tx->sdata->vif.type == NL80211_IFTYPE_AP;
/* set up RTS protection if desired */
if (len > tx->local->hw.wiphy->rts_threshold) {
@ -1051,8 +1121,11 @@ ieee80211_tx_prepare(struct ieee80211_sub_if_data *sdata,
hdr = (struct ieee80211_hdr *) skb->data;
if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {
tx->sta = rcu_dereference(sdata->u.vlan.sta);
if (!tx->sta && sdata->dev->ieee80211_ptr->use_4addr)
return TX_DROP;
}
if (!tx->sta)
tx->sta = sta_info_get(sdata, hdr->addr1);
@ -1215,6 +1288,7 @@ static int invoke_tx_handlers(struct ieee80211_tx_data *tx)
goto txh_done; \
} while (0)
CALL_TXH(ieee80211_tx_h_dynamic_ps);
CALL_TXH(ieee80211_tx_h_check_assoc);
CALL_TXH(ieee80211_tx_h_ps_buf);
CALL_TXH(ieee80211_tx_h_select_key);
@ -1397,34 +1471,6 @@ static int ieee80211_skb_resize(struct ieee80211_local *local,
return 0;
}
static bool need_dynamic_ps(struct ieee80211_local *local)
{
/* driver doesn't support power save */
if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS))
return false;
/* hardware does dynamic power save */
if (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS)
return false;
/* dynamic power save disabled */
if (local->hw.conf.dynamic_ps_timeout <= 0)
return false;
/* we are scanning, don't enable power save */
if (local->scanning)
return false;
if (!local->ps_sdata)
return false;
/* No point if we're going to suspend */
if (local->quiescing)
return false;
return true;
}
static void ieee80211_xmit(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb)
{
@ -1435,18 +1481,6 @@ static void ieee80211_xmit(struct ieee80211_sub_if_data *sdata,
int headroom;
bool may_encrypt;
if (need_dynamic_ps(local)) {
if (local->hw.conf.flags & IEEE80211_CONF_PS) {
ieee80211_stop_queues_by_reason(&local->hw,
IEEE80211_QUEUE_STOP_REASON_PS);
ieee80211_queue_work(&local->hw,
&local->dynamic_ps_disable_work);
}
mod_timer(&local->dynamic_ps_timer, jiffies +
msecs_to_jiffies(local->hw.conf.dynamic_ps_timeout));
}
rcu_read_lock();
if (unlikely(sdata->vif.type == NL80211_IFTYPE_MONITOR)) {
@ -1511,7 +1545,7 @@ static void ieee80211_xmit(struct ieee80211_sub_if_data *sdata,
return;
}
ieee80211_select_queue(local, skb);
ieee80211_set_qos_hdr(local, skb);
ieee80211_tx(sdata, skb, false);
rcu_read_unlock();
}
@ -2060,6 +2094,7 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw,
struct beacon_data *beacon;
struct ieee80211_supported_band *sband;
enum ieee80211_band band = local->hw.conf.channel->band;
struct ieee80211_tx_rate_control txrc;
sband = local->hw.wiphy->bands[band];
@ -2167,21 +2202,25 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw,
info = IEEE80211_SKB_CB(skb);
info->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
info->flags |= IEEE80211_TX_CTL_NO_ACK;
info->band = band;
/*
* XXX: For now, always use the lowest rate
*/
info->control.rates[0].idx = 0;
info->control.rates[0].count = 1;
info->control.rates[1].idx = -1;
info->control.rates[2].idx = -1;
info->control.rates[3].idx = -1;
info->control.rates[4].idx = -1;
BUILD_BUG_ON(IEEE80211_TX_MAX_RATES != 5);
memset(&txrc, 0, sizeof(txrc));
txrc.hw = hw;
txrc.sband = sband;
txrc.bss_conf = &sdata->vif.bss_conf;
txrc.skb = skb;
txrc.reported_rate.idx = -1;
txrc.rate_idx_mask = sdata->rc_rateidx_mask[band];
if (txrc.rate_idx_mask == (1 << sband->n_bitrates) - 1)
txrc.max_rate_idx = -1;
else
txrc.max_rate_idx = fls(txrc.rate_idx_mask) - 1;
txrc.ap = true;
rate_control_get_rate(sdata, NULL, &txrc);
info->control.vif = vif;
info->flags |= IEEE80211_TX_CTL_NO_ACK;
info->flags |= IEEE80211_TX_CTL_CLEAR_PS_FILT;
info->flags |= IEEE80211_TX_CTL_ASSIGN_SEQ;
out:
@ -2190,6 +2229,134 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw,
}
EXPORT_SYMBOL(ieee80211_beacon_get_tim);
struct sk_buff *ieee80211_pspoll_get(struct ieee80211_hw *hw,
struct ieee80211_vif *vif)
{
struct ieee80211_sub_if_data *sdata;
struct ieee80211_if_managed *ifmgd;
struct ieee80211_pspoll *pspoll;
struct ieee80211_local *local;
struct sk_buff *skb;
if (WARN_ON(vif->type != NL80211_IFTYPE_STATION))
return NULL;
sdata = vif_to_sdata(vif);
ifmgd = &sdata->u.mgd;
local = sdata->local;
skb = dev_alloc_skb(local->hw.extra_tx_headroom + sizeof(*pspoll));
if (!skb) {
printk(KERN_DEBUG "%s: failed to allocate buffer for "
"pspoll template\n", sdata->name);
return NULL;
}
skb_reserve(skb, local->hw.extra_tx_headroom);
pspoll = (struct ieee80211_pspoll *) skb_put(skb, sizeof(*pspoll));
memset(pspoll, 0, sizeof(*pspoll));
pspoll->frame_control = cpu_to_le16(IEEE80211_FTYPE_CTL |
IEEE80211_STYPE_PSPOLL);
pspoll->aid = cpu_to_le16(ifmgd->aid);
/* aid in PS-Poll has its two MSBs each set to 1 */
pspoll->aid |= cpu_to_le16(1 << 15 | 1 << 14);
memcpy(pspoll->bssid, ifmgd->bssid, ETH_ALEN);
memcpy(pspoll->ta, vif->addr, ETH_ALEN);
return skb;
}
EXPORT_SYMBOL(ieee80211_pspoll_get);
struct sk_buff *ieee80211_nullfunc_get(struct ieee80211_hw *hw,
struct ieee80211_vif *vif)
{
struct ieee80211_hdr_3addr *nullfunc;
struct ieee80211_sub_if_data *sdata;
struct ieee80211_if_managed *ifmgd;
struct ieee80211_local *local;
struct sk_buff *skb;
if (WARN_ON(vif->type != NL80211_IFTYPE_STATION))
return NULL;
sdata = vif_to_sdata(vif);
ifmgd = &sdata->u.mgd;
local = sdata->local;
skb = dev_alloc_skb(local->hw.extra_tx_headroom + sizeof(*nullfunc));
if (!skb) {
printk(KERN_DEBUG "%s: failed to allocate buffer for nullfunc "
"template\n", sdata->name);
return NULL;
}
skb_reserve(skb, local->hw.extra_tx_headroom);
nullfunc = (struct ieee80211_hdr_3addr *) skb_put(skb,
sizeof(*nullfunc));
memset(nullfunc, 0, sizeof(*nullfunc));
nullfunc->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
IEEE80211_STYPE_NULLFUNC |
IEEE80211_FCTL_TODS);
memcpy(nullfunc->addr1, ifmgd->bssid, ETH_ALEN);
memcpy(nullfunc->addr2, vif->addr, ETH_ALEN);
memcpy(nullfunc->addr3, ifmgd->bssid, ETH_ALEN);
return skb;
}
EXPORT_SYMBOL(ieee80211_nullfunc_get);
struct sk_buff *ieee80211_probereq_get(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
const u8 *ssid, size_t ssid_len,
const u8 *ie, size_t ie_len)
{
struct ieee80211_sub_if_data *sdata;
struct ieee80211_local *local;
struct ieee80211_hdr_3addr *hdr;
struct sk_buff *skb;
size_t ie_ssid_len;
u8 *pos;
sdata = vif_to_sdata(vif);
local = sdata->local;
ie_ssid_len = 2 + ssid_len;
skb = dev_alloc_skb(local->hw.extra_tx_headroom + sizeof(*hdr) +
ie_ssid_len + ie_len);
if (!skb) {
printk(KERN_DEBUG "%s: failed to allocate buffer for probe "
"request template\n", sdata->name);
return NULL;
}
skb_reserve(skb, local->hw.extra_tx_headroom);
hdr = (struct ieee80211_hdr_3addr *) skb_put(skb, sizeof(*hdr));
memset(hdr, 0, sizeof(*hdr));
hdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
IEEE80211_STYPE_PROBE_REQ);
memset(hdr->addr1, 0xff, ETH_ALEN);
memcpy(hdr->addr2, vif->addr, ETH_ALEN);
memset(hdr->addr3, 0xff, ETH_ALEN);
pos = skb_put(skb, ie_ssid_len);
*pos++ = WLAN_EID_SSID;
*pos++ = ssid_len;
if (ssid)
memcpy(pos, ssid, ssid_len);
pos += ssid_len;
if (ie) {
pos = skb_put(skb, ie_len);
memcpy(pos, ie, ie_len);
}
return skb;
}
EXPORT_SYMBOL(ieee80211_probereq_get);
void ieee80211_rts_get(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
const void *frame, size_t frame_len,
const struct ieee80211_tx_info *frame_txctl,
@ -2289,6 +2456,9 @@ void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb)
skb_set_network_header(skb, 0);
skb_set_transport_header(skb, 0);
/* send all internal mgmt frames on VO */
skb_set_queue_mapping(skb, 0);
/*
* The other path calling ieee80211_xmit is from the tasklet,
* and while we can handle concurrent transmissions locking

58
net/mac80211/util.c
View file

@ -18,7 +18,6 @@
#include <linux/skbuff.h>
#include <linux/etherdevice.h>
#include <linux/if_arp.h>
#include <linux/wireless.h>
#include <linux/bitmap.h>
#include <linux/crc32.h>
#include <net/net_namespace.h>
@ -269,6 +268,7 @@ static void __ieee80211_wake_queue(struct ieee80211_hw *hw, int queue,
enum queue_stop_reason reason)
{
struct ieee80211_local *local = hw_to_local(hw);
struct ieee80211_sub_if_data *sdata;
if (WARN_ON(queue >= hw->queues))
return;
@ -281,6 +281,11 @@ static void __ieee80211_wake_queue(struct ieee80211_hw *hw, int queue,
if (!skb_queue_empty(&local->pending[queue]))
tasklet_schedule(&local->tx_pending_tasklet);
rcu_read_lock();
list_for_each_entry_rcu(sdata, &local->interfaces, list)
netif_tx_wake_queue(netdev_get_tx_queue(sdata->dev, queue));
rcu_read_unlock();
}
void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue,
@ -305,11 +310,17 @@ static void __ieee80211_stop_queue(struct ieee80211_hw *hw, int queue,
enum queue_stop_reason reason)
{
struct ieee80211_local *local = hw_to_local(hw);
struct ieee80211_sub_if_data *sdata;
if (WARN_ON(queue >= hw->queues))
return;
__set_bit(reason, &local->queue_stop_reasons[queue]);
rcu_read_lock();
list_for_each_entry_rcu(sdata, &local->interfaces, list)
netif_tx_stop_queue(netdev_get_tx_queue(sdata->dev, queue));
rcu_read_unlock();
}
void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue,
@ -781,6 +792,8 @@ void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata)
break;
}
qparam.uapsd = false;
drv_conf_tx(local, queue, &qparam);
}
}
@ -989,40 +1002,33 @@ void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst,
struct ieee80211_local *local = sdata->local;
struct sk_buff *skb;
struct ieee80211_mgmt *mgmt;
u8 *pos;
size_t buf_len;
u8 *buf;
skb = dev_alloc_skb(local->hw.extra_tx_headroom + sizeof(*mgmt) + 200 +
ie_len);
if (!skb) {
printk(KERN_DEBUG "%s: failed to allocate buffer for probe "
"request\n", sdata->name);
/* FIXME: come up with a proper value */
buf = kmalloc(200 + ie_len, GFP_KERNEL);
if (!buf) {
printk(KERN_DEBUG "%s: failed to allocate temporary IE "
"buffer\n", sdata->name);
return;
}
skb_reserve(skb, local->hw.extra_tx_headroom);
mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);
memset(mgmt, 0, 24);
mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
IEEE80211_STYPE_PROBE_REQ);
memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
buf_len = ieee80211_build_preq_ies(local, buf, ie, ie_len,
local->hw.conf.channel->band);
skb = ieee80211_probereq_get(&local->hw, &sdata->vif,
ssid, ssid_len,
buf, buf_len);
if (dst) {
mgmt = (struct ieee80211_mgmt *) skb->data;
memcpy(mgmt->da, dst, ETH_ALEN);
memcpy(mgmt->bssid, dst, ETH_ALEN);
} else {
memset(mgmt->da, 0xff, ETH_ALEN);
memset(mgmt->bssid, 0xff, ETH_ALEN);
}
pos = skb_put(skb, 2 + ssid_len);
*pos++ = WLAN_EID_SSID;
*pos++ = ssid_len;
memcpy(pos, ssid, ssid_len);
pos += ssid_len;
skb_put(skb, ieee80211_build_preq_ies(local, pos, ie, ie_len,
local->hw.conf.channel->band));
IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
ieee80211_tx_skb(sdata, skb);
kfree(buf);
}
u32 ieee80211_sta_get_rates(struct ieee80211_local *local,
@ -1066,9 +1072,9 @@ void ieee80211_stop_device(struct ieee80211_local *local)
ieee80211_led_radio(local, false);
cancel_work_sync(&local->reconfig_filter);
drv_stop(local);
flush_workqueue(local->workqueue);
drv_stop(local);
}
int ieee80211_reconfig(struct ieee80211_local *local)
@ -1094,7 +1100,7 @@ int ieee80211_reconfig(struct ieee80211_local *local)
if (res) {
WARN(local->suspended, "Harware became unavailable "
"upon resume. This is could be a software issue"
"prior to suspend or a harware issue\n");
"prior to suspend or a hardware issue\n");
return res;
}

94
net/mac80211/wme.c
View file

@ -44,22 +44,69 @@ static int wme_downgrade_ac(struct sk_buff *skb)
}
/* Indicate which queue to use. */
static u16 classify80211(struct ieee80211_local *local, struct sk_buff *skb)
/* Indicate which queue to use. */
u16 ieee80211_select_queue(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
struct ieee80211_local *local = sdata->local;
struct sta_info *sta = NULL;
u32 sta_flags = 0;
const u8 *ra = NULL;
bool qos = false;
if (!ieee80211_is_data(hdr->frame_control)) {
/* management frames go on AC_VO queue, but are sent
* without QoS control fields */
return 0;
if (local->hw.queues < 4 || skb->len < 6) {
skb->priority = 0; /* required for correct WPA/11i MIC */
return min_t(u16, local->hw.queues - 1,
ieee802_1d_to_ac[skb->priority]);
}
if (0 /* injected */) {
/* use AC from radiotap */
rcu_read_lock();
switch (sdata->vif.type) {
case NL80211_IFTYPE_AP_VLAN:
rcu_read_lock();
sta = rcu_dereference(sdata->u.vlan.sta);
if (sta)
sta_flags = get_sta_flags(sta);
rcu_read_unlock();
if (sta)
break;
case NL80211_IFTYPE_AP:
ra = skb->data;
break;
case NL80211_IFTYPE_WDS:
ra = sdata->u.wds.remote_addr;
break;
#ifdef CONFIG_MAC80211_MESH
case NL80211_IFTYPE_MESH_POINT:
/*
* XXX: This is clearly broken ... but already was before,
* because ieee80211_fill_mesh_addresses() would clear A1
* except for multicast addresses.
*/
break;
#endif
case NL80211_IFTYPE_STATION:
ra = sdata->u.mgd.bssid;
break;
case NL80211_IFTYPE_ADHOC:
ra = skb->data;
break;
default:
break;
}
if (!ieee80211_is_data_qos(hdr->frame_control)) {
if (!sta && ra && !is_multicast_ether_addr(ra)) {
sta = sta_info_get(sdata, ra);
if (sta)
sta_flags = get_sta_flags(sta);
}
if (sta_flags & WLAN_STA_WME)
qos = true;
rcu_read_unlock();
if (!qos) {
skb->priority = 0; /* required for correct WPA/11i MIC */
return ieee802_1d_to_ac[skb->priority];
}
@ -68,6 +115,12 @@ static u16 classify80211(struct ieee80211_local *local, struct sk_buff *skb)
* data frame has */
skb->priority = cfg80211_classify8021d(skb);
return ieee80211_downgrade_queue(local, skb);
}
u16 ieee80211_downgrade_queue(struct ieee80211_local *local,
struct sk_buff *skb)
{
/* in case we are a client verify acm is not set for this ac */
while (unlikely(local->wmm_acm & BIT(skb->priority))) {
if (wme_downgrade_ac(skb)) {
@ -85,24 +138,17 @@ static u16 classify80211(struct ieee80211_local *local, struct sk_buff *skb)
return ieee802_1d_to_ac[skb->priority];
}
void ieee80211_select_queue(struct ieee80211_local *local, struct sk_buff *skb)
void ieee80211_set_qos_hdr(struct ieee80211_local *local, struct sk_buff *skb)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
u16 queue;
u8 tid;
struct ieee80211_hdr *hdr = (void *)skb->data;
queue = classify80211(local, skb);
if (unlikely(queue >= local->hw.queues))
queue = local->hw.queues - 1;
/*
* Now we know the 1d priority, fill in the QoS header if
* there is one (and we haven't done this before).
*/
/* Fill in the QoS header if there is one. */
if (ieee80211_is_data_qos(hdr->frame_control)) {
u8 *p = ieee80211_get_qos_ctl(hdr);
u8 ack_policy = 0;
u8 ack_policy = 0, tid;
tid = skb->priority & IEEE80211_QOS_CTL_TAG1D_MASK;
if (unlikely(local->wifi_wme_noack_test))
ack_policy |= QOS_CONTROL_ACK_POLICY_NOACK <<
QOS_CONTROL_ACK_POLICY_SHIFT;
@ -110,6 +156,4 @@ void ieee80211_select_queue(struct ieee80211_local *local, struct sk_buff *skb)
*p++ = ack_policy | tid;
*p = 0;
}
skb_set_queue_mapping(skb, queue);
}

8
net/mac80211/wme.h
View file

@ -20,7 +20,11 @@
extern const int ieee802_1d_to_ac[8];
void ieee80211_select_queue(struct ieee80211_local *local,
struct sk_buff *skb);
u16 ieee80211_select_queue(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb);
void ieee80211_set_qos_hdr(struct ieee80211_local *local, struct sk_buff *skb);
u16 ieee80211_downgrade_queue(struct ieee80211_local *local,
struct sk_buff *skb);
#endif /* _WME_H */

28
net/mac80211/work.c
View file

@ -202,7 +202,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata,
struct ieee80211_local *local = sdata->local;
struct sk_buff *skb;
struct ieee80211_mgmt *mgmt;
u8 *pos;
u8 *pos, qos_info;
const u8 *ies;
size_t offset = 0, noffset;
int i, len, count, rates_len, supp_rates_len;
@ -375,6 +375,14 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata,
}
if (wk->assoc.wmm_used && local->hw.queues >= 4) {
if (wk->assoc.uapsd_used) {
qos_info = local->uapsd_queues;
qos_info |= (local->uapsd_max_sp_len <<
IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT);
} else {
qos_info = 0;
}
pos = skb_put(skb, 9);
*pos++ = WLAN_EID_VENDOR_SPECIFIC;
*pos++ = 7; /* len */
@ -384,7 +392,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata,
*pos++ = 2; /* WME */
*pos++ = 0; /* WME info */
*pos++ = 1; /* WME ver */
*pos++ = 0;
*pos++ = qos_info;
}
/* add any remaining custom (i.e. vendor specific here) IEs */
@ -531,9 +539,9 @@ ieee80211_remain_on_channel_timeout(struct ieee80211_work *wk)
wk->remain.started = true;
wk->timeout = jiffies + msecs_to_jiffies(wk->remain.duration);
cfg80211_ready_on_channel(wk->sdata->dev, (u64)wk, wk->chan,
wk->chan_type, wk->remain.duration,
GFP_KERNEL);
cfg80211_ready_on_channel(wk->sdata->dev, (unsigned long) wk,
wk->chan, wk->chan_type,
wk->remain.duration, GFP_KERNEL);
return WORK_ACT_NONE;
}
@ -818,6 +826,7 @@ static void ieee80211_work_work(struct work_struct *work)
wk->chan == local->tmp_channel &&
wk->chan_type == local->tmp_channel_type) {
wk->started = true;
wk->timeout = jiffies;
}
if (!wk->started && !local->tmp_channel) {
@ -935,6 +944,9 @@ void ieee80211_add_work(struct ieee80211_work *wk)
if (WARN_ON(!wk->done))
return;
if (WARN_ON(!ieee80211_sdata_running(wk->sdata)))
return;
wk->started = false;
local = wk->sdata->local;
@ -1027,7 +1039,7 @@ static enum work_done_result ieee80211_remain_done(struct ieee80211_work *wk,
/*
* We are done serving the remain-on-channel command.
*/
cfg80211_remain_on_channel_expired(wk->sdata->dev, (u64)wk,
cfg80211_remain_on_channel_expired(wk->sdata->dev, (unsigned long) wk,
wk->chan, wk->chan_type,
GFP_KERNEL);
@ -1053,7 +1065,7 @@ int ieee80211_wk_remain_on_channel(struct ieee80211_sub_if_data *sdata,
wk->remain.duration = duration;
*cookie = (u64)wk;
*cookie = (unsigned long) wk;
ieee80211_add_work(wk);
@ -1069,7 +1081,7 @@ int ieee80211_wk_cancel_remain_on_channel(struct ieee80211_sub_if_data *sdata,
mutex_lock(&local->work_mtx);
list_for_each_entry_safe(wk, tmp, &local->work_list, list) {
if ((u64)wk == cookie) {
if ((unsigned long) wk == cookie) {
wk->timeout = jiffies;
found = true;
break;

1
net/wireless/core.c
View file

@ -402,6 +402,7 @@ struct wiphy *wiphy_new(const struct cfg80211_ops *ops, int sizeof_priv)
rdev->wiphy.retry_long = 4;
rdev->wiphy.frag_threshold = (u32) -1;
rdev->wiphy.rts_threshold = (u32) -1;
rdev->wiphy.coverage_class = 0;
return &rdev->wiphy;
}

3
net/wireless/core.h
View file

@ -111,7 +111,8 @@ struct cfg80211_internal_bss {
unsigned long ts;
struct kref ref;
atomic_t hold;
bool ies_allocated;
bool beacon_ies_allocated;
bool proberesp_ies_allocated;
/* must be last because of priv member */
struct cfg80211_bss pub;

130
net/wireless/nl80211.c
View file

@ -69,6 +69,7 @@ static struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] __read_mostly = {
[NL80211_ATTR_WIPHY_RETRY_LONG] = { .type = NLA_U8 },
[NL80211_ATTR_WIPHY_FRAG_THRESHOLD] = { .type = NLA_U32 },
[NL80211_ATTR_WIPHY_RTS_THRESHOLD] = { .type = NLA_U32 },
[NL80211_ATTR_WIPHY_COVERAGE_CLASS] = { .type = NLA_U8 },
[NL80211_ATTR_IFTYPE] = { .type = NLA_U32 },
[NL80211_ATTR_IFINDEX] = { .type = NLA_U32 },
@ -143,6 +144,7 @@ static struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] __read_mostly = {
.len = WLAN_PMKID_LEN },
[NL80211_ATTR_DURATION] = { .type = NLA_U32 },
[NL80211_ATTR_COOKIE] = { .type = NLA_U64 },
[NL80211_ATTR_TX_RATES] = { .type = NLA_NESTED },
};
/* policy for the attributes */
@ -444,6 +446,8 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
dev->wiphy.frag_threshold);
NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_RTS_THRESHOLD,
dev->wiphy.rts_threshold);
NLA_PUT_U8(msg, NL80211_ATTR_WIPHY_COVERAGE_CLASS,
dev->wiphy.coverage_class);
NLA_PUT_U8(msg, NL80211_ATTR_MAX_NUM_SCAN_SSIDS,
dev->wiphy.max_scan_ssids);
@ -572,6 +576,7 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
CMD(del_pmksa, DEL_PMKSA);
CMD(flush_pmksa, FLUSH_PMKSA);
CMD(remain_on_channel, REMAIN_ON_CHANNEL);
CMD(set_bitrate_mask, SET_TX_BITRATE_MASK);
if (dev->wiphy.flags & WIPHY_FLAG_NETNS_OK) {
i++;
NLA_PUT_U32(msg, i, NL80211_CMD_SET_WIPHY_NETNS);
@ -684,6 +689,7 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
u32 changed;
u8 retry_short = 0, retry_long = 0;
u32 frag_threshold = 0, rts_threshold = 0;
u8 coverage_class = 0;
rtnl_lock();
@ -806,9 +812,16 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
changed |= WIPHY_PARAM_RTS_THRESHOLD;
}
if (info->attrs[NL80211_ATTR_WIPHY_COVERAGE_CLASS]) {
coverage_class = nla_get_u8(
info->attrs[NL80211_ATTR_WIPHY_COVERAGE_CLASS]);
changed |= WIPHY_PARAM_COVERAGE_CLASS;
}
if (changed) {
u8 old_retry_short, old_retry_long;
u32 old_frag_threshold, old_rts_threshold;
u8 old_coverage_class;
if (!rdev->ops->set_wiphy_params) {
result = -EOPNOTSUPP;
@ -819,6 +832,7 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
old_retry_long = rdev->wiphy.retry_long;
old_frag_threshold = rdev->wiphy.frag_threshold;
old_rts_threshold = rdev->wiphy.rts_threshold;
old_coverage_class = rdev->wiphy.coverage_class;
if (changed & WIPHY_PARAM_RETRY_SHORT)
rdev->wiphy.retry_short = retry_short;
@ -828,6 +842,8 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
rdev->wiphy.frag_threshold = frag_threshold;
if (changed & WIPHY_PARAM_RTS_THRESHOLD)
rdev->wiphy.rts_threshold = rts_threshold;
if (changed & WIPHY_PARAM_COVERAGE_CLASS)
rdev->wiphy.coverage_class = coverage_class;
result = rdev->ops->set_wiphy_params(&rdev->wiphy, changed);
if (result) {
@ -835,6 +851,7 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
rdev->wiphy.retry_long = old_retry_long;
rdev->wiphy.frag_threshold = old_frag_threshold;
rdev->wiphy.rts_threshold = old_rts_threshold;
rdev->wiphy.coverage_class = old_coverage_class;
}
}
@ -3146,6 +3163,10 @@ static int nl80211_send_bss(struct sk_buff *msg, u32 pid, u32 seq, int flags,
NLA_PUT(msg, NL80211_BSS_INFORMATION_ELEMENTS,
res->len_information_elements,
res->information_elements);
if (res->beacon_ies && res->len_beacon_ies &&
res->beacon_ies != res->information_elements)
NLA_PUT(msg, NL80211_BSS_BEACON_IES,
res->len_beacon_ies, res->beacon_ies);
if (res->tsf)
NLA_PUT_U64(msg, NL80211_BSS_TSF, res->tsf);
if (res->beacon_interval)
@ -4423,6 +4444,109 @@ static int nl80211_cancel_remain_on_channel(struct sk_buff *skb,
return err;
}
static u32 rateset_to_mask(struct ieee80211_supported_band *sband,
u8 *rates, u8 rates_len)
{
u8 i;
u32 mask = 0;
for (i = 0; i < rates_len; i++) {
int rate = (rates[i] & 0x7f) * 5;
int ridx;
for (ridx = 0; ridx < sband->n_bitrates; ridx++) {
struct ieee80211_rate *srate =
&sband->bitrates[ridx];
if (rate == srate->bitrate) {
mask |= 1 << ridx;
break;
}
}
if (ridx == sband->n_bitrates)
return 0; /* rate not found */
}
return mask;
}
static struct nla_policy
nl80211_txattr_policy[NL80211_TXRATE_MAX + 1] __read_mostly = {
[NL80211_TXRATE_LEGACY] = { .type = NLA_BINARY,
.len = NL80211_MAX_SUPP_RATES },
};
static int nl80211_set_tx_bitrate_mask(struct sk_buff *skb,
struct genl_info *info)
{
struct nlattr *tb[NL80211_TXRATE_MAX + 1];
struct cfg80211_registered_device *rdev;
struct cfg80211_bitrate_mask mask;
int err, rem, i;
struct net_device *dev;
struct nlattr *tx_rates;
struct ieee80211_supported_band *sband;
if (info->attrs[NL80211_ATTR_TX_RATES] == NULL)
return -EINVAL;
rtnl_lock();
err = get_rdev_dev_by_info_ifindex(info, &rdev, &dev);
if (err)
goto unlock_rtnl;
if (!rdev->ops->set_bitrate_mask) {
err = -EOPNOTSUPP;
goto unlock;
}
memset(&mask, 0, sizeof(mask));
/* Default to all rates enabled */
for (i = 0; i < IEEE80211_NUM_BANDS; i++) {
sband = rdev->wiphy.bands[i];
mask.control[i].legacy =
sband ? (1 << sband->n_bitrates) - 1 : 0;
}
/*
* The nested attribute uses enum nl80211_band as the index. This maps
* directly to the enum ieee80211_band values used in cfg80211.
*/
nla_for_each_nested(tx_rates, info->attrs[NL80211_ATTR_TX_RATES], rem)
{
enum ieee80211_band band = nla_type(tx_rates);
if (band < 0 || band >= IEEE80211_NUM_BANDS) {
err = -EINVAL;
goto unlock;
}
sband = rdev->wiphy.bands[band];
if (sband == NULL) {
err = -EINVAL;
goto unlock;
}
nla_parse(tb, NL80211_TXRATE_MAX, nla_data(tx_rates),
nla_len(tx_rates), nl80211_txattr_policy);
if (tb[NL80211_TXRATE_LEGACY]) {
mask.control[band].legacy = rateset_to_mask(
sband,
nla_data(tb[NL80211_TXRATE_LEGACY]),
nla_len(tb[NL80211_TXRATE_LEGACY]));
if (mask.control[band].legacy == 0) {
err = -EINVAL;
goto unlock;
}
}
}
err = rdev->ops->set_bitrate_mask(&rdev->wiphy, dev, NULL, &mask);
unlock:
dev_put(dev);
cfg80211_unlock_rdev(rdev);
unlock_rtnl:
rtnl_unlock();
return err;
}
static struct genl_ops nl80211_ops[] = {
{
.cmd = NL80211_CMD_GET_WIPHY,
@ -4697,6 +4821,12 @@ static struct genl_ops nl80211_ops[] = {
.policy = nl80211_policy,
.flags = GENL_ADMIN_PERM,
},
{
.cmd = NL80211_CMD_SET_TX_BITRATE_MASK,
.doit = nl80211_set_tx_bitrate_mask,
.policy = nl80211_policy,
.flags = GENL_ADMIN_PERM,
},
};
static struct genl_multicast_group nl80211_mlme_mcgrp = {

319
net/wireless/reg.c
View file

@ -43,6 +43,15 @@
#include "regdb.h"
#include "nl80211.h"
#ifdef CONFIG_CFG80211_REG_DEBUG
#define REG_DBG_PRINT(format, args...) \
do { \
printk(KERN_DEBUG format , ## args); \
} while (0)
#else
#define REG_DBG_PRINT(args...)
#endif
/* Receipt of information from last regulatory request */
static struct regulatory_request *last_request;
@ -475,6 +484,205 @@ static bool freq_in_rule_band(const struct ieee80211_freq_range *freq_range,
#undef ONE_GHZ_IN_KHZ
}
/*
* This is a work around for sanity checking ieee80211_channel_to_frequency()'s
* work. ieee80211_channel_to_frequency() can for example currently provide a
* 2 GHz channel when in fact a 5 GHz channel was desired. An example would be
* an AP providing channel 8 on a country IE triplet when it sent this on the
* 5 GHz band, that channel is designed to be channel 8 on 5 GHz, not a 2 GHz
* channel.
*
* This can be removed once ieee80211_channel_to_frequency() takes in a band.
*/
static bool chan_in_band(int chan, enum ieee80211_band band)
{
int center_freq = ieee80211_channel_to_frequency(chan);
switch (band) {
case IEEE80211_BAND_2GHZ:
if (center_freq <= 2484)
return true;
return false;
case IEEE80211_BAND_5GHZ:
if (center_freq >= 5005)
return true;
return false;
default:
return false;
}
}
/*
* Some APs may send a country IE triplet for each channel they
* support and while this is completely overkill and silly we still
* need to support it. We avoid making a single rule for each channel
* though and to help us with this we use this helper to find the
* actual subband end channel. These type of country IE triplet
* scenerios are handled then, all yielding two regulaotry rules from
* parsing a country IE:
*
* [1]
* [2]
* [36]
* [40]
*
* [1]
* [2-4]
* [5-12]
* [36]
* [40-44]
*
* [1-4]
* [5-7]
* [36-44]
* [48-64]
*
* [36-36]
* [40-40]
* [44-44]
* [48-48]
* [52-52]
* [56-56]
* [60-60]
* [64-64]
* [100-100]
* [104-104]
* [108-108]
* [112-112]
* [116-116]
* [120-120]
* [124-124]
* [128-128]
* [132-132]
* [136-136]
* [140-140]
*
* Returns 0 if the IE has been found to be invalid in the middle
* somewhere.
*/
static int max_subband_chan(enum ieee80211_band band,
int orig_cur_chan,
int orig_end_channel,
s8 orig_max_power,
u8 **country_ie,
u8 *country_ie_len)
{
u8 *triplets_start = *country_ie;
u8 len_at_triplet = *country_ie_len;
int end_subband_chan = orig_end_channel;
/*
* We'll deal with padding for the caller unless
* its not immediate and we don't process any channels
*/
if (*country_ie_len == 1) {
*country_ie += 1;
*country_ie_len -= 1;
return orig_end_channel;
}
/* Move to the next triplet and then start search */
*country_ie += 3;
*country_ie_len -= 3;
if (!chan_in_band(orig_cur_chan, band))
return 0;
while (*country_ie_len >= 3) {
int end_channel = 0;
struct ieee80211_country_ie_triplet *triplet =
(struct ieee80211_country_ie_triplet *) *country_ie;
int cur_channel = 0, next_expected_chan;
/* means last triplet is completely unrelated to this one */
if (triplet->ext.reg_extension_id >=
IEEE80211_COUNTRY_EXTENSION_ID) {
*country_ie -= 3;
*country_ie_len += 3;
break;
}
if (triplet->chans.first_channel == 0) {
*country_ie += 1;
*country_ie_len -= 1;
if (*country_ie_len != 0)
return 0;
break;
}
if (triplet->chans.num_channels == 0)
return 0;
/* Monitonically increasing channel order */
if (triplet->chans.first_channel <= end_subband_chan)
return 0;
if (!chan_in_band(triplet->chans.first_channel, band))
return 0;
/* 2 GHz */
if (triplet->chans.first_channel <= 14) {
end_channel = triplet->chans.first_channel +
triplet->chans.num_channels - 1;
}
else {
end_channel = triplet->chans.first_channel +
(4 * (triplet->chans.num_channels - 1));
}
if (!chan_in_band(end_channel, band))
return 0;
if (orig_max_power != triplet->chans.max_power) {
*country_ie -= 3;
*country_ie_len += 3;
break;
}
cur_channel = triplet->chans.first_channel;
/* The key is finding the right next expected channel */
if (band == IEEE80211_BAND_2GHZ)
next_expected_chan = end_subband_chan + 1;
else
next_expected_chan = end_subband_chan + 4;
if (cur_channel != next_expected_chan) {
*country_ie -= 3;
*country_ie_len += 3;
break;
}
end_subband_chan = end_channel;
/* Move to the next one */
*country_ie += 3;
*country_ie_len -= 3;
/*
* Padding needs to be dealt with if we processed
* some channels.
*/
if (*country_ie_len == 1) {
*country_ie += 1;
*country_ie_len -= 1;
break;
}
/* If seen, the IE is invalid */
if (*country_ie_len == 2)
return 0;
}
if (end_subband_chan == orig_end_channel) {
*country_ie = triplets_start;
*country_ie_len = len_at_triplet;
return orig_end_channel;
}
return end_subband_chan;
}
/*
* Converts a country IE to a regulatory domain. A regulatory domain
* structure has a lot of information which the IE doesn't yet have,
@ -482,6 +690,7 @@ static bool freq_in_rule_band(const struct ieee80211_freq_range *freq_range,
* with our userspace regulatory agent to get lower bounds.
*/
static struct ieee80211_regdomain *country_ie_2_rd(
enum ieee80211_band band,
u8 *country_ie,
u8 country_ie_len,
u32 *checksum)
@ -543,10 +752,29 @@ static struct ieee80211_regdomain *country_ie_2_rd(
continue;
}
/*
* APs can add padding to make length divisible
* by two, required by the spec.
*/
if (triplet->chans.first_channel == 0) {
country_ie++;
country_ie_len--;
/* This is expected to be at the very end only */
if (country_ie_len != 0)
return NULL;
break;
}
if (triplet->chans.num_channels == 0)
return NULL;
if (!chan_in_band(triplet->chans.first_channel, band))
return NULL;
/* 2 GHz */
if (triplet->chans.first_channel <= 14)
if (band == IEEE80211_BAND_2GHZ)
end_channel = triplet->chans.first_channel +
triplet->chans.num_channels;
triplet->chans.num_channels - 1;
else
/*
* 5 GHz -- For example in country IEs if the first
@ -561,6 +789,24 @@ static struct ieee80211_regdomain *country_ie_2_rd(
(4 * (triplet->chans.num_channels - 1));
cur_channel = triplet->chans.first_channel;
/*
* Enhancement for APs that send a triplet for every channel
* or for whatever reason sends triplets with multiple channels
* separated when in fact they should be together.
*/
end_channel = max_subband_chan(band,
cur_channel,
end_channel,
triplet->chans.max_power,
&country_ie,
&country_ie_len);
if (!end_channel)
return NULL;
if (!chan_in_band(end_channel, band))
return NULL;
cur_sub_max_channel = end_channel;
/* Basic sanity check */
@ -591,10 +837,13 @@ static struct ieee80211_regdomain *country_ie_2_rd(
last_sub_max_channel = cur_sub_max_channel;
country_ie += 3;
country_ie_len -= 3;
num_rules++;
if (country_ie_len >= 3) {
country_ie += 3;
country_ie_len -= 3;
}
/*
* Note: this is not a IEEE requirement but
* simply a memory requirement
@ -637,6 +886,12 @@ static struct ieee80211_regdomain *country_ie_2_rd(
continue;
}
if (triplet->chans.first_channel == 0) {
country_ie++;
country_ie_len--;
break;
}
reg_rule = &rd->reg_rules[i];
freq_range = &reg_rule->freq_range;
power_rule = &reg_rule->power_rule;
@ -644,13 +899,20 @@ static struct ieee80211_regdomain *country_ie_2_rd(
reg_rule->flags = flags;
/* 2 GHz */
if (triplet->chans.first_channel <= 14)
if (band == IEEE80211_BAND_2GHZ)
end_channel = triplet->chans.first_channel +
triplet->chans.num_channels;
triplet->chans.num_channels -1;
else
end_channel = triplet->chans.first_channel +
(4 * (triplet->chans.num_channels - 1));
end_channel = max_subband_chan(band,
triplet->chans.first_channel,
end_channel,
triplet->chans.max_power,
&country_ie,
&country_ie_len);
/*
* The +10 is since the regulatory domain expects
* the actual band edge, not the center of freq for
@ -671,12 +933,15 @@ static struct ieee80211_regdomain *country_ie_2_rd(
*/
freq_range->max_bandwidth_khz = MHZ_TO_KHZ(40);
power_rule->max_antenna_gain = DBI_TO_MBI(100);
power_rule->max_eirp = DBM_TO_MBM(100);
power_rule->max_eirp = DBM_TO_MBM(triplet->chans.max_power);
country_ie += 3;
country_ie_len -= 3;
i++;
if (country_ie_len >= 3) {
country_ie += 3;
country_ie_len -= 3;
}
BUG_ON(i > NL80211_MAX_SUPP_REG_RULES);
}
@ -972,25 +1237,21 @@ static void handle_channel(struct wiphy *wiphy, enum ieee80211_band band,
if (r == -ERANGE &&
last_request->initiator ==
NL80211_REGDOM_SET_BY_COUNTRY_IE) {
#ifdef CONFIG_CFG80211_REG_DEBUG
printk(KERN_DEBUG "cfg80211: Leaving channel %d MHz "
REG_DBG_PRINT("cfg80211: Leaving channel %d MHz "
"intact on %s - no rule found in band on "
"Country IE\n",
chan->center_freq, wiphy_name(wiphy));
#endif
chan->center_freq, wiphy_name(wiphy));
} else {
/*
* In this case we know the country IE has at least one reg rule
* for the band so we respect its band definitions
*/
#ifdef CONFIG_CFG80211_REG_DEBUG
if (last_request->initiator ==
NL80211_REGDOM_SET_BY_COUNTRY_IE)
printk(KERN_DEBUG "cfg80211: Disabling "
REG_DBG_PRINT("cfg80211: Disabling "
"channel %d MHz on %s due to "
"Country IE\n",
chan->center_freq, wiphy_name(wiphy));
#endif
flags |= IEEE80211_CHAN_DISABLED;
chan->flags = flags;
}
@ -1685,7 +1946,7 @@ int regulatory_hint_user(const char *alpha2)
request->wiphy_idx = WIPHY_IDX_STALE;
request->alpha2[0] = alpha2[0];
request->alpha2[1] = alpha2[1];
request->initiator = NL80211_REGDOM_SET_BY_USER,
request->initiator = NL80211_REGDOM_SET_BY_USER;
queue_regulatory_request(request);
@ -1753,8 +2014,9 @@ static bool reg_same_country_ie_hint(struct wiphy *wiphy,
* therefore cannot iterate over the rdev list here.
*/
void regulatory_hint_11d(struct wiphy *wiphy,
u8 *country_ie,
u8 country_ie_len)
enum ieee80211_band band,
u8 *country_ie,
u8 country_ie_len)
{
struct ieee80211_regdomain *rd = NULL;
char alpha2[2];
@ -1800,9 +2062,11 @@ void regulatory_hint_11d(struct wiphy *wiphy,
wiphy_idx_valid(last_request->wiphy_idx)))
goto out;
rd = country_ie_2_rd(country_ie, country_ie_len, &checksum);
if (!rd)
rd = country_ie_2_rd(band, country_ie, country_ie_len, &checksum);
if (!rd) {
REG_DBG_PRINT("cfg80211: Ignoring bogus country IE\n");
goto out;
}
/*
* This will not happen right now but we leave it here for the
@ -1870,13 +2134,12 @@ int regulatory_hint_found_beacon(struct wiphy *wiphy,
if (!reg_beacon)
return -ENOMEM;
#ifdef CONFIG_CFG80211_REG_DEBUG
printk(KERN_DEBUG "cfg80211: Found new beacon on "
"frequency: %d MHz (Ch %d) on %s\n",
beacon_chan->center_freq,
ieee80211_frequency_to_channel(beacon_chan->center_freq),
wiphy_name(wiphy));
#endif
REG_DBG_PRINT("cfg80211: Found new beacon on "
"frequency: %d MHz (Ch %d) on %s\n",
beacon_chan->center_freq,
ieee80211_frequency_to_channel(beacon_chan->center_freq),
wiphy_name(wiphy));
memcpy(&reg_beacon->chan, beacon_chan,
sizeof(struct ieee80211_channel));

11
net/wireless/reg.h
View file

@ -41,14 +41,25 @@ int regulatory_hint_found_beacon(struct wiphy *wiphy,
* regulatory_hint_11d - hints a country IE as a regulatory domain
* @wiphy: the wireless device giving the hint (used only for reporting
* conflicts)
* @band: the band on which the country IE was received on. This determines
* the band we'll process the country IE channel triplets for.
* @country_ie: pointer to the country IE
* @country_ie_len: length of the country IE
*
* We will intersect the rd with the what CRDA tells us should apply
* for the alpha2 this country IE belongs to, this prevents APs from
* sending us incorrect or outdated information against a country.
*
* The AP is expected to provide Country IE channel triplets for the
* band it is on. It is technically possible for APs to send channel
* country IE triplets even for channels outside of the band they are
* in but for that they would have to use the regulatory extension
* in combination with a triplet but this behaviour is currently
* not observed. For this reason if a triplet is seen with channel
* information for a band the BSS is not present in it will be ignored.
*/
void regulatory_hint_11d(struct wiphy *wiphy,
enum ieee80211_band band,
u8 *country_ie,
u8 country_ie_len);

120
net/wireless/scan.c
View file

@ -100,8 +100,10 @@ static void bss_release(struct kref *ref)
if (bss->pub.free_priv)
bss->pub.free_priv(&bss->pub);
if (bss->ies_allocated)
kfree(bss->pub.information_elements);
if (bss->beacon_ies_allocated)
kfree(bss->pub.beacon_ies);
if (bss->proberesp_ies_allocated)
kfree(bss->pub.proberesp_ies);
BUG_ON(atomic_read(&bss->hold));
@ -375,8 +377,7 @@ rb_find_bss(struct cfg80211_registered_device *dev,
static struct cfg80211_internal_bss *
cfg80211_bss_update(struct cfg80211_registered_device *dev,
struct cfg80211_internal_bss *res,
bool overwrite)
struct cfg80211_internal_bss *res)
{
struct cfg80211_internal_bss *found = NULL;
const u8 *meshid, *meshcfg;
@ -418,28 +419,64 @@ cfg80211_bss_update(struct cfg80211_registered_device *dev,
found->pub.capability = res->pub.capability;
found->ts = res->ts;
/* overwrite IEs */
if (overwrite) {
/* Update IEs */
if (res->pub.proberesp_ies) {
size_t used = dev->wiphy.bss_priv_size + sizeof(*res);
size_t ielen = res->pub.len_information_elements;
size_t ielen = res->pub.len_proberesp_ies;
if (!found->ies_allocated && ksize(found) >= used + ielen) {
memcpy(found->pub.information_elements,
res->pub.information_elements, ielen);
found->pub.len_information_elements = ielen;
if (found->pub.proberesp_ies &&
!found->proberesp_ies_allocated &&
ksize(found) >= used + ielen) {
memcpy(found->pub.proberesp_ies,
res->pub.proberesp_ies, ielen);
found->pub.len_proberesp_ies = ielen;
} else {
u8 *ies = found->pub.information_elements;
u8 *ies = found->pub.proberesp_ies;
if (found->ies_allocated)
if (found->proberesp_ies_allocated)
ies = krealloc(ies, ielen, GFP_ATOMIC);
else
ies = kmalloc(ielen, GFP_ATOMIC);
if (ies) {
memcpy(ies, res->pub.information_elements, ielen);
found->ies_allocated = true;
found->pub.information_elements = ies;
found->pub.len_information_elements = ielen;
memcpy(ies, res->pub.proberesp_ies,
ielen);
found->proberesp_ies_allocated = true;
found->pub.proberesp_ies = ies;
found->pub.len_proberesp_ies = ielen;
}
}
/* Override possible earlier Beacon frame IEs */
found->pub.information_elements =
found->pub.proberesp_ies;
found->pub.len_information_elements =
found->pub.len_proberesp_ies;
}
if (res->pub.beacon_ies) {
size_t used = dev->wiphy.bss_priv_size + sizeof(*res);
size_t ielen = res->pub.len_beacon_ies;
if (found->pub.beacon_ies &&
!found->beacon_ies_allocated &&
ksize(found) >= used + ielen) {
memcpy(found->pub.beacon_ies,
res->pub.beacon_ies, ielen);
found->pub.len_beacon_ies = ielen;
} else {
u8 *ies = found->pub.beacon_ies;
if (found->beacon_ies_allocated)
ies = krealloc(ies, ielen, GFP_ATOMIC);
else
ies = kmalloc(ielen, GFP_ATOMIC);
if (ies) {
memcpy(ies, res->pub.beacon_ies,
ielen);
found->beacon_ies_allocated = true;
found->pub.beacon_ies = ies;
found->pub.len_beacon_ies = ielen;
}
}
}
@ -489,14 +526,26 @@ cfg80211_inform_bss(struct wiphy *wiphy,
res->pub.tsf = timestamp;
res->pub.beacon_interval = beacon_interval;
res->pub.capability = capability;
/* point to after the private area */
res->pub.information_elements = (u8 *)res + sizeof(*res) + privsz;
memcpy(res->pub.information_elements, ie, ielen);
res->pub.len_information_elements = ielen;
/*
* Since we do not know here whether the IEs are from a Beacon or Probe
* Response frame, we need to pick one of the options and only use it
* with the driver that does not provide the full Beacon/Probe Response
* frame. Use Beacon frame pointer to avoid indicating that this should
* override the information_elements pointer should we have received an
* earlier indication of Probe Response data.
*
* The initial buffer for the IEs is allocated with the BSS entry and
* is located after the private area.
*/
res->pub.beacon_ies = (u8 *)res + sizeof(*res) + privsz;
memcpy(res->pub.beacon_ies, ie, ielen);
res->pub.len_beacon_ies = ielen;
res->pub.information_elements = res->pub.beacon_ies;
res->pub.len_information_elements = res->pub.len_beacon_ies;
kref_init(&res->ref);
res = cfg80211_bss_update(wiphy_to_dev(wiphy), res, 0);
res = cfg80211_bss_update(wiphy_to_dev(wiphy), res);
if (!res)
return NULL;
@ -517,7 +566,6 @@ cfg80211_inform_bss_frame(struct wiphy *wiphy,
struct cfg80211_internal_bss *res;
size_t ielen = len - offsetof(struct ieee80211_mgmt,
u.probe_resp.variable);
bool overwrite;
size_t privsz = wiphy->bss_priv_size;
if (WARN_ON(wiphy->signal_type == NL80211_BSS_SIGNAL_UNSPEC &&
@ -538,16 +586,28 @@ cfg80211_inform_bss_frame(struct wiphy *wiphy,
res->pub.tsf = le64_to_cpu(mgmt->u.probe_resp.timestamp);
res->pub.beacon_interval = le16_to_cpu(mgmt->u.probe_resp.beacon_int);
res->pub.capability = le16_to_cpu(mgmt->u.probe_resp.capab_info);
/* point to after the private area */
res->pub.information_elements = (u8 *)res + sizeof(*res) + privsz;
memcpy(res->pub.information_elements, mgmt->u.probe_resp.variable, ielen);
res->pub.len_information_elements = ielen;
/*
* The initial buffer for the IEs is allocated with the BSS entry and
* is located after the private area.
*/
if (ieee80211_is_probe_resp(mgmt->frame_control)) {
res->pub.proberesp_ies = (u8 *) res + sizeof(*res) + privsz;
memcpy(res->pub.proberesp_ies, mgmt->u.probe_resp.variable,
ielen);
res->pub.len_proberesp_ies = ielen;
res->pub.information_elements = res->pub.proberesp_ies;
res->pub.len_information_elements = res->pub.len_proberesp_ies;
} else {
res->pub.beacon_ies = (u8 *) res + sizeof(*res) + privsz;
memcpy(res->pub.beacon_ies, mgmt->u.beacon.variable, ielen);
res->pub.len_beacon_ies = ielen;
res->pub.information_elements = res->pub.beacon_ies;
res->pub.len_information_elements = res->pub.len_beacon_ies;
}
kref_init(&res->ref);
overwrite = ieee80211_is_probe_resp(mgmt->frame_control);
res = cfg80211_bss_update(wiphy_to_dev(wiphy), res, overwrite);
res = cfg80211_bss_update(wiphy_to_dev(wiphy), res);
if (!res)
return NULL;

1
net/wireless/sme.c
View file

@ -454,6 +454,7 @@ void __cfg80211_connect_result(struct net_device *dev, const u8 *bssid,
* - and country_ie[1] which is the IE length
*/
regulatory_hint_11d(wdev->wiphy,
bss->channel->band,
country_ie + 2,
country_ie[1]);
}

34
net/wireless/wext-compat.c
View file

@ -1204,21 +1204,47 @@ int cfg80211_wext_siwrate(struct net_device *dev,
struct wireless_dev *wdev = dev->ieee80211_ptr;
struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
struct cfg80211_bitrate_mask mask;
u32 fixed, maxrate;
struct ieee80211_supported_band *sband;
int band, ridx;
bool match = false;
if (!rdev->ops->set_bitrate_mask)
return -EOPNOTSUPP;
mask.fixed = 0;
mask.maxrate = 0;
memset(&mask, 0, sizeof(mask));
fixed = 0;
maxrate = 0;
if (rate->value < 0) {
/* nothing */
} else if (rate->fixed) {
mask.fixed = rate->value / 1000; /* kbps */
fixed = rate->value / 100000;
} else {
mask.maxrate = rate->value / 1000; /* kbps */
maxrate = rate->value / 100000;
}
for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
sband = wdev->wiphy->bands[band];
if (sband == NULL)
continue;
for (ridx = 0; ridx < sband->n_bitrates; ridx++) {
struct ieee80211_rate *srate = &sband->bitrates[ridx];
if (fixed == srate->bitrate) {
mask.control[band].legacy = 1 << ridx;
match = true;
break;
}
if (srate->bitrate <= maxrate) {
mask.control[band].legacy |= 1 << ridx;
match = true;
}
}
}
if (!match)
return -EINVAL;
return rdev->ops->set_bitrate_mask(wdev->wiphy, dev, NULL, &mask);
}
EXPORT_SYMBOL_GPL(cfg80211_wext_siwrate);