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Merge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next 

Conflicts:
	drivers/net/wireless/iwlwifi/iwl-eeprom.c
wifi-calibration
John W. Linville 2012-06-11 14:50:59 -04:00
parent 2e48686835 b1abedada3
commit b6038961df
53 changed files with 2330 additions and 2554 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
drivers/net/wireless/iwlwifi/Makefile
View File

@ -1,31 +1,17 @@
# DVM
obj-$(CONFIG_IWLDVM) += iwldvm.o
iwldvm-objs := iwl-agn.o iwl-agn-rs.o iwl-mac80211.o
iwldvm-objs += iwl-ucode.o iwl-agn-tx.o
iwldvm-objs += iwl-agn-lib.o iwl-agn-calib.o
iwldvm-objs += iwl-agn-tt.o iwl-agn-sta.o iwl-agn-rx.o
iwldvm-objs += iwl-eeprom.o iwl-power.o
iwldvm-objs += iwl-scan.o iwl-led.o
iwldvm-objs += iwl-agn-rxon.o iwl-agn-devices.o
iwldvm-$(CONFIG_IWLWIFI_DEBUGFS) += iwl-debugfs.o
iwldvm-$(CONFIG_IWLWIFI_DEVICE_TESTMODE) += iwl-testmode.o
obj-$(CONFIG_IWLDVM) += dvm/
CFLAGS_iwl-devtrace.o := -I$(src)
# WIFI
# common
obj-$(CONFIG_IWLWIFI) += iwlwifi.o
iwlwifi-objs += iwl-5000.o
iwlwifi-objs += iwl-6000.o
iwlwifi-objs += iwl-1000.o
iwlwifi-objs += iwl-2000.o
iwlwifi-objs += iwl-io.o
iwlwifi-objs += iwl-pci.o
iwlwifi-objs += iwl-drv.o
iwlwifi-objs += iwl-debug.o
iwlwifi-objs += iwl-notif-wait.o
iwlwifi-objs += iwl-trans-pcie.o iwl-trans-pcie-rx.o iwl-trans-pcie-tx.o
iwlwifi-objs += iwl-eeprom-read.o iwl-eeprom-parse.o
iwlwifi-objs += pcie/drv.o pcie/rx.o pcie/tx.o pcie/trans.o
iwlwifi-objs += pcie/1000.o pcie/2000.o pcie/5000.o pcie/6000.o
iwlwifi-$(CONFIG_IWLWIFI_DEVICE_TRACING) += iwl-devtrace.o
ccflags-y += -D__CHECK_ENDIAN__
ccflags-y += -D__CHECK_ENDIAN__ -I$(src)

13
drivers/net/wireless/iwlwifi/dvm/Makefile 100644
View File

@ -0,0 +1,13 @@
# DVM
obj-$(CONFIG_IWLDVM) += iwldvm.o
iwldvm-objs += main.o rs.o mac80211.o ucode.o tx.o
iwldvm-objs += lib.o calib.o tt.o sta.o rx.o
iwldvm-objs += power.o
iwldvm-objs += scan.o led.o
iwldvm-objs += rxon.o devices.o
iwldvm-$(CONFIG_IWLWIFI_DEBUGFS) += debugfs.o
iwldvm-$(CONFIG_IWLWIFI_DEVICE_TESTMODE) += testmode.o
ccflags-y += -D__CHECK_ENDIAN__ -I$(src)/../

94
drivers/net/wireless/iwlwifi/iwl-agn.h → drivers/net/wireless/iwlwifi/dvm/agn.h
View File

@ -63,9 +63,10 @@
#ifndef __iwl_agn_h__
#define __iwl_agn_h__
#include "iwl-dev.h"
#include "iwl-config.h"
#include "dev.h"
/* The first 11 queues (0-10) are used otherwise */
#define IWLAGN_FIRST_AMPDU_QUEUE 11
@ -91,7 +92,6 @@ extern struct iwl_lib_ops iwl6030_lib;
#define STATUS_CT_KILL 1
#define STATUS_ALIVE 2
#define STATUS_READY 3
#define STATUS_GEO_CONFIGURED 4
#define STATUS_EXIT_PENDING 5
#define STATUS_STATISTICS 6
#define STATUS_SCANNING 7
@ -101,6 +101,7 @@ extern struct iwl_lib_ops iwl6030_lib;
#define STATUS_CHANNEL_SWITCH_PENDING 11
#define STATUS_SCAN_COMPLETE 12
#define STATUS_POWER_PMI 13
#define STATUS_SCAN_ROC_EXPIRED 14
struct iwl_ucode_capabilities;
@ -255,6 +256,10 @@ int __must_check iwl_scan_initiate(struct iwl_priv *priv,
enum iwl_scan_type scan_type,
enum ieee80211_band band);
void iwl_scan_roc_expired(struct iwl_priv *priv);
void iwl_scan_offchannel_skb(struct iwl_priv *priv);
void iwl_scan_offchannel_skb_status(struct iwl_priv *priv);
/* For faster active scanning, scan will move to the next channel if fewer than
* PLCP_QUIET_THRESH packets are heard on this channel within
* ACTIVE_QUIET_TIME after sending probe request. This shortens the dwell
@ -437,10 +442,8 @@ static inline void iwl_print_rx_config_cmd(struct iwl_priv *priv,
static inline int iwl_is_ready(struct iwl_priv *priv)
{
/* The adapter is 'ready' if READY and GEO_CONFIGURED bits are
* set but EXIT_PENDING is not */
/* The adapter is 'ready' if READY EXIT_PENDING is not set */
return test_bit(STATUS_READY, &priv->status) &&
test_bit(STATUS_GEO_CONFIGURED, &priv->status) &&
!test_bit(STATUS_EXIT_PENDING, &priv->status);
}
@ -518,85 +521,4 @@ static inline const char *iwl_dvm_get_cmd_string(u8 cmd)
return s;
return "UNKNOWN";
}
/* API method exported for mvm hybrid state */
void iwl_setup_deferred_work(struct iwl_priv *priv);
int iwl_send_wimax_coex(struct iwl_priv *priv);
int iwl_send_bt_env(struct iwl_priv *priv, u8 action, u8 type);
void iwl_option_config(struct iwl_priv *priv);
void iwl_set_hw_params(struct iwl_priv *priv);
void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags);
int iwl_init_drv(struct iwl_priv *priv);
void iwl_uninit_drv(struct iwl_priv *priv);
void iwl_send_bt_config(struct iwl_priv *priv);
void iwl_rf_kill_ct_config(struct iwl_priv *priv);
int iwl_setup_interface(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
void iwl_teardown_interface(struct iwl_priv *priv,
struct ieee80211_vif *vif,
bool mode_change);
int iwl_full_rxon_required(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
void iwlagn_update_qos(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
void iwlagn_check_needed_chains(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
struct ieee80211_bss_conf *bss_conf);
void iwlagn_chain_noise_reset(struct iwl_priv *priv);
int iwlagn_update_beacon(struct iwl_priv *priv,
struct ieee80211_vif *vif);
void iwl_tt_handler(struct iwl_priv *priv);
void iwl_op_mode_dvm_stop(struct iwl_op_mode *op_mode);
void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, int queue);
void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state);
void iwl_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb);
void iwl_nic_error(struct iwl_op_mode *op_mode);
void iwl_cmd_queue_full(struct iwl_op_mode *op_mode);
void iwl_nic_config(struct iwl_op_mode *op_mode);
int iwlagn_mac_set_tim(struct ieee80211_hw *hw,
struct ieee80211_sta *sta, bool set);
void iwlagn_mac_rssi_callback(struct ieee80211_hw *hw,
enum ieee80211_rssi_event rssi_event);
int iwlagn_mac_cancel_remain_on_channel(struct ieee80211_hw *hw);
int iwlagn_mac_tx_last_beacon(struct ieee80211_hw *hw);
void iwlagn_mac_flush(struct ieee80211_hw *hw, bool drop);
void iwl_wake_sw_queue(struct iwl_op_mode *op_mode, int queue);
void iwlagn_mac_channel_switch(struct ieee80211_hw *hw,
struct ieee80211_channel_switch *ch_switch);
int iwlagn_mac_sta_state(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
enum ieee80211_sta_state old_state,
enum ieee80211_sta_state new_state);
int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
enum ieee80211_ampdu_mlme_action action,
struct ieee80211_sta *sta, u16 tid, u16 *ssn,
u8 buf_size);
int iwlagn_mac_hw_scan(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct cfg80211_scan_request *req);
void iwlagn_mac_sta_notify(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
enum sta_notify_cmd cmd,
struct ieee80211_sta *sta);
void iwlagn_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *total_flags,
u64 multicast);
int iwlagn_mac_conf_tx(struct ieee80211_hw *hw,
struct ieee80211_vif *vif, u16 queue,
const struct ieee80211_tx_queue_params *params);
void iwlagn_mac_set_rekey_data(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct cfg80211_gtk_rekey_data *data);
void iwlagn_mac_update_tkip_key(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_key_conf *keyconf,
struct ieee80211_sta *sta,
u32 iv32, u16 *phase1key);
int iwlagn_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
struct ieee80211_key_conf *key);
void iwlagn_mac_stop(struct ieee80211_hw *hw);
void iwlagn_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb);
int iwlagn_mac_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
#endif /* __iwl_agn_h__ */

24
drivers/net/wireless/iwlwifi/iwl-agn-calib.c → drivers/net/wireless/iwlwifi/dvm/calib.c
View File

@ -63,10 +63,11 @@
#include <linux/slab.h>
#include <net/mac80211.h>
#include "iwl-dev.h"
#include "iwl-agn-calib.h"
#include "iwl-trans.h"
#include "iwl-agn.h"
#include "dev.h"
#include "calib.h"
#include "agn.h"
/*****************************************************************************
* INIT calibrations framework
@ -832,14 +833,14 @@ static void iwl_find_disconn_antenna(struct iwl_priv *priv, u32* average_sig,
* To be safe, simply mask out any chains that we know
* are not on the device.
*/
active_chains &= priv->hw_params.valid_rx_ant;
active_chains &= priv->eeprom_data->valid_rx_ant;
num_tx_chains = 0;
for (i = 0; i < NUM_RX_CHAINS; i++) {
/* loops on all the bits of
* priv->hw_setting.valid_tx_ant */
u8 ant_msk = (1 << i);
if (!(priv->hw_params.valid_tx_ant & ant_msk))
if (!(priv->eeprom_data->valid_tx_ant & ant_msk))
continue;
num_tx_chains++;
@ -853,7 +854,7 @@ static void iwl_find_disconn_antenna(struct iwl_priv *priv, u32* average_sig,
* connect the first valid tx chain
*/
first_chain =
find_first_chain(priv->hw_params.valid_tx_ant);
find_first_chain(priv->eeprom_data->valid_tx_ant);
data->disconn_array[first_chain] = 0;
active_chains |= BIT(first_chain);
IWL_DEBUG_CALIB(priv,
@ -863,13 +864,13 @@ static void iwl_find_disconn_antenna(struct iwl_priv *priv, u32* average_sig,
}
}
if (active_chains != priv->hw_params.valid_rx_ant &&
if (active_chains != priv->eeprom_data->valid_rx_ant &&
active_chains != priv->chain_noise_data.active_chains)
IWL_DEBUG_CALIB(priv,
"Detected that not all antennas are connected! "
"Connected: %#x, valid: %#x.\n",
active_chains,
priv->hw_params.valid_rx_ant);
priv->eeprom_data->valid_rx_ant);
/* Save for use within RXON, TX, SCAN commands, etc. */
data->active_chains = active_chains;
@ -1054,7 +1055,7 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv)
priv->cfg->bt_params->advanced_bt_coexist) {
/* Disable disconnected antenna algorithm for advanced
bt coex, assuming valid antennas are connected */
data->active_chains = priv->hw_params.valid_rx_ant;
data->active_chains = priv->eeprom_data->valid_rx_ant;
for (i = 0; i < NUM_RX_CHAINS; i++)
if (!(data->active_chains & (1<<i)))
data->disconn_array[i] = 1;
@ -1083,8 +1084,9 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv)
IWL_DEBUG_CALIB(priv, "min_average_noise = %d, antenna %d\n",
min_average_noise, min_average_noise_antenna_i);
iwlagn_gain_computation(priv, average_noise,
find_first_chain(priv->hw_params.valid_rx_ant));
iwlagn_gain_computation(
priv, average_noise,
find_first_chain(priv->eeprom_data->valid_rx_ant));
/* Some power changes may have been made during the calibration.
* Update and commit the RXON

4
drivers/net/wireless/iwlwifi/iwl-agn-calib.h → drivers/net/wireless/iwlwifi/dvm/calib.h
View File

@ -62,8 +62,8 @@
#ifndef __iwl_calib_h__
#define __iwl_calib_h__
#include "iwl-dev.h"
#include "iwl-commands.h"
#include "dev.h"
#include "commands.h"
void iwl_chain_noise_calibration(struct iwl_priv *priv);
void iwl_sensitivity_calibration(struct iwl_priv *priv);

4
drivers/net/wireless/iwlwifi/iwl-commands.h → drivers/net/wireless/iwlwifi/dvm/commands.h
View File

@ -61,9 +61,9 @@
*
*****************************************************************************/
/*
* Please use this file (iwl-commands.h) only for uCode API definitions.
* Please use this file (commands.h) only for uCode API definitions.
* Please use iwl-xxxx-hw.h for hardware-related definitions.
* Please use iwl-dev.h for driver implementation definitions.
* Please use dev.h for driver implementation definitions.
*/
#ifndef __iwl_commands_h__

31
drivers/net/wireless/iwlwifi/iwl-debugfs.c → drivers/net/wireless/iwlwifi/dvm/debugfs.c
View File

@ -30,16 +30,12 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/debugfs.h>
#include <linux/ieee80211.h>
#include <net/mac80211.h>
#include "iwl-dev.h"
#include "iwl-debug.h"
#include "iwl-io.h"
#include "iwl-agn.h"
#include "iwl-modparams.h"
#include "dev.h"
#include "agn.h"
/* create and remove of files */
#define DEBUGFS_ADD_FILE(name, parent, mode) do { \
@ -307,13 +303,13 @@ static ssize_t iwl_dbgfs_nvm_read(struct file *file,
const u8 *ptr;
char *buf;
u16 eeprom_ver;
size_t eeprom_len = priv->cfg->base_params->eeprom_size;
size_t eeprom_len = priv->eeprom_blob_size;
buf_size = 4 * eeprom_len + 256;
if (eeprom_len % 16)
return -ENODATA;
ptr = priv->eeprom;
ptr = priv->eeprom_blob;
if (!ptr)
return -ENOMEM;
@ -322,11 +318,9 @@ static ssize_t iwl_dbgfs_nvm_read(struct file *file,
if (!buf)
return -ENOMEM;
eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION);
pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s, "
"version: 0x%x\n",
(priv->nvm_device_type == NVM_DEVICE_TYPE_OTP)
? "OTP" : "EEPROM", eeprom_ver);
eeprom_ver = priv->eeprom_data->eeprom_version;
pos += scnprintf(buf + pos, buf_size - pos,
"NVM version: 0x%x\n", eeprom_ver);
for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) {
pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs);
hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos,
@ -351,9 +345,6 @@ static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf,
char *buf;
ssize_t ret;
if (!test_bit(STATUS_GEO_CONFIGURED, &priv->status))
return -EAGAIN;
buf = kzalloc(bufsz, GFP_KERNEL);
if (!buf)
return -ENOMEM;
@ -426,8 +417,6 @@ static ssize_t iwl_dbgfs_status_read(struct file *file,
test_bit(STATUS_ALIVE, &priv->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n",
test_bit(STATUS_READY, &priv->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_GEO_CONFIGURED:\t %d\n",
test_bit(STATUS_GEO_CONFIGURED, &priv->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n",
test_bit(STATUS_EXIT_PENDING, &priv->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n",
@ -1341,17 +1330,17 @@ static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file,
if (tx->tx_power.ant_a || tx->tx_power.ant_b || tx->tx_power.ant_c) {
pos += scnprintf(buf + pos, bufsz - pos,
"tx power: (1/2 dB step)\n");
if ((priv->hw_params.valid_tx_ant & ANT_A) &&
if ((priv->eeprom_data->valid_tx_ant & ANT_A) &&
tx->tx_power.ant_a)
pos += scnprintf(buf + pos, bufsz - pos,
fmt_hex, "antenna A:",
tx->tx_power.ant_a);
if ((priv->hw_params.valid_tx_ant & ANT_B) &&
if ((priv->eeprom_data->valid_tx_ant & ANT_B) &&
tx->tx_power.ant_b)
pos += scnprintf(buf + pos, bufsz - pos,
fmt_hex, "antenna B:",
tx->tx_power.ant_b);
if ((priv->hw_params.valid_tx_ant & ANT_C) &&
if ((priv->eeprom_data->valid_tx_ant & ANT_C) &&
tx->tx_power.ant_c)
pos += scnprintf(buf + pos, bufsz - pos,
fmt_hex, "antenna C:",

148
drivers/net/wireless/iwlwifi/iwl-dev.h → drivers/net/wireless/iwlwifi/dvm/dev.h
View File

@ -24,8 +24,8 @@
*
*****************************************************************************/
/*
* Please use this file (iwl-dev.h) for driver implementation definitions.
* Please use iwl-commands.h for uCode API definitions.
* Please use this file (dev.h) for driver implementation definitions.
* Please use commands.h for uCode API definitions.
*/
#ifndef __iwl_dev_h__
@ -39,17 +39,18 @@
#include <linux/mutex.h>
#include "iwl-fw.h"
#include "iwl-eeprom.h"
#include "iwl-eeprom-parse.h"
#include "iwl-csr.h"
#include "iwl-debug.h"
#include "iwl-agn-hw.h"
#include "iwl-led.h"
#include "iwl-power.h"
#include "iwl-agn-rs.h"
#include "iwl-agn-tt.h"
#include "iwl-trans.h"
#include "iwl-op-mode.h"
#include "iwl-notif-wait.h"
#include "iwl-trans.h"
#include "led.h"
#include "power.h"
#include "rs.h"
#include "tt.h"
/* CT-KILL constants */
#define CT_KILL_THRESHOLD_LEGACY 110 /* in Celsius */
@ -87,33 +88,6 @@
#define IWL_NUM_SCAN_RATES (2)
/*
* One for each channel, holds all channel setup data
* Some of the fields (e.g. eeprom and flags/max_power_avg) are redundant
* with one another!
*/
struct iwl_channel_info {
struct iwl_eeprom_channel eeprom; /* EEPROM regulatory limit */
struct iwl_eeprom_channel ht40_eeprom; /* EEPROM regulatory limit for
* HT40 channel */
u8 channel; /* channel number */
u8 flags; /* flags copied from EEPROM */
s8 max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */
s8 curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) limit */
s8 min_power; /* always 0 */
s8 scan_power; /* (dBm) regul. eeprom, direct scans, any rate */
u8 group_index; /* 0-4, maps channel to group1/2/3/4/5 */
u8 band_index; /* 0-4, maps channel to band1/2/3/4/5 */
enum ieee80211_band band;
/* HT40 channel info */
s8 ht40_max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */
u8 ht40_flags; /* flags copied from EEPROM */
u8 ht40_extension_channel; /* HT_IE_EXT_CHANNEL_* */
};
/*
* Minimum number of queues. MAX_NUM is defined in hw specific files.
* Set the minimum to accommodate
@ -153,29 +127,6 @@ union iwl_ht_rate_supp {
};
};
#define CFG_HT_RX_AMPDU_FACTOR_8K (0x0)
#define CFG_HT_RX_AMPDU_FACTOR_16K (0x1)
#define CFG_HT_RX_AMPDU_FACTOR_32K (0x2)
#define CFG_HT_RX_AMPDU_FACTOR_64K (0x3)
#define CFG_HT_RX_AMPDU_FACTOR_DEF CFG_HT_RX_AMPDU_FACTOR_64K
#define CFG_HT_RX_AMPDU_FACTOR_MAX CFG_HT_RX_AMPDU_FACTOR_64K
#define CFG_HT_RX_AMPDU_FACTOR_MIN CFG_HT_RX_AMPDU_FACTOR_8K
/*
* Maximal MPDU density for TX aggregation
* 4 - 2us density
* 5 - 4us density
* 6 - 8us density
* 7 - 16us density
*/
#define CFG_HT_MPDU_DENSITY_2USEC (0x4)
#define CFG_HT_MPDU_DENSITY_4USEC (0x5)
#define CFG_HT_MPDU_DENSITY_8USEC (0x6)
#define CFG_HT_MPDU_DENSITY_16USEC (0x7)
#define CFG_HT_MPDU_DENSITY_DEF CFG_HT_MPDU_DENSITY_4USEC
#define CFG_HT_MPDU_DENSITY_MAX CFG_HT_MPDU_DENSITY_16USEC
#define CFG_HT_MPDU_DENSITY_MIN (0x1)
struct iwl_ht_config {
bool single_chain_sufficient;
enum ieee80211_smps_mode smps; /* current smps mode */
@ -445,23 +396,6 @@ enum {
MEASUREMENT_ACTIVE = (1 << 1),
};
enum iwl_nvm_type {
NVM_DEVICE_TYPE_EEPROM = 0,
NVM_DEVICE_TYPE_OTP,
};
/*
* Two types of OTP memory access modes
* IWL_OTP_ACCESS_ABSOLUTE - absolute address mode,
* based on physical memory addressing
* IWL_OTP_ACCESS_RELATIVE - relative address mode,
* based on logical memory addressing
*/
enum iwl_access_mode {
IWL_OTP_ACCESS_ABSOLUTE,
IWL_OTP_ACCESS_RELATIVE,
};
/* reply_tx_statistics (for _agn devices) */
struct reply_tx_error_statistics {
u32 pp_delay;
@ -632,9 +566,6 @@ enum iwl_scan_type {
*
* @tx_chains_num: Number of TX chains
* @rx_chains_num: Number of RX chains
* @valid_tx_ant: usable antennas for TX
* @valid_rx_ant: usable antennas for RX
* @ht40_channel: is 40MHz width possible: BIT(IEEE80211_BAND_XXX)
* @sku: sku read from EEPROM
* @ct_kill_threshold: temperature threshold - in hw dependent unit
* @ct_kill_exit_threshold: when to reeable the device - in hw dependent unit
@ -645,9 +576,6 @@ enum iwl_scan_type {
struct iwl_hw_params {
u8 tx_chains_num;
u8 rx_chains_num;
u8 valid_tx_ant;
u8 valid_rx_ant;
u8 ht40_channel;
bool use_rts_for_aggregation;
u16 sku;
u32 ct_kill_threshold;
@ -664,9 +592,6 @@ struct iwl_lib_ops {
/* device specific configuration */
void (*nic_config)(struct iwl_priv *priv);
/* eeprom operations (as defined in iwl-eeprom.h) */
struct iwl_eeprom_ops eeprom_ops;
/* temperature */
void (*temperature)(struct iwl_priv *priv);
};
@ -735,8 +660,6 @@ struct iwl_priv {
/* ieee device used by generic ieee processing code */
struct ieee80211_hw *hw;
struct ieee80211_channel *ieee_channels;
struct ieee80211_rate *ieee_rates;
struct list_head calib_results;
@ -755,8 +678,6 @@ struct iwl_priv {
struct iwl_notif_wait_data notif_wait;
struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS];
/* spectrum measurement report caching */
struct iwl_spectrum_notification measure_report;
u8 measurement_status;
@ -787,11 +708,6 @@ struct iwl_priv {
bool ucode_loaded;
bool init_ucode_run; /* Don't run init uCode again */
/* we allocate array of iwl_channel_info for NIC's valid channels.
* Access via channel # using indirect index array */
struct iwl_channel_info *channel_info; /* channel info array */
u8 channel_count; /* # of channels */
u8 plcp_delta_threshold;
/* thermal calibration */
@ -846,6 +762,7 @@ struct iwl_priv {
struct iwl_station_entry stations[IWLAGN_STATION_COUNT];
unsigned long ucode_key_table;
struct iwl_tid_data tid_data[IWLAGN_STATION_COUNT][IWL_MAX_TID_COUNT];
atomic_t num_aux_in_flight;
u8 mac80211_registered;
@ -950,10 +867,8 @@ struct iwl_priv {
struct delayed_work scan_check;
/* TX Power */
/* TX Power settings */
s8 tx_power_user_lmt;
s8 tx_power_device_lmt;
s8 tx_power_lmt_in_half_dbm; /* max tx power in half-dBm format */
s8 tx_power_next;
#ifdef CONFIG_IWLWIFI_DEBUGFS
@ -964,9 +879,10 @@ struct iwl_priv {
void *wowlan_sram;
#endif /* CONFIG_IWLWIFI_DEBUGFS */
/* eeprom -- this is in the card's little endian byte order */
u8 *eeprom;
enum iwl_nvm_type nvm_device_type;
struct iwl_eeprom_data *eeprom_data;
/* eeprom blob for debugfs/testmode */
u8 *eeprom_blob;
size_t eeprom_blob_size;
struct work_struct txpower_work;
u32 calib_disabled;
@ -1001,8 +917,6 @@ struct iwl_priv {
enum iwl_ucode_type cur_ucode;
}; /*iwl_priv */
extern struct kmem_cache *iwl_tx_cmd_pool;
static inline struct iwl_rxon_context *
iwl_rxon_ctx_from_vif(struct ieee80211_vif *vif)
{
@ -1036,36 +950,4 @@ static inline int iwl_is_any_associated(struct iwl_priv *priv)
return false;
}
static inline int is_channel_valid(const struct iwl_channel_info *ch_info)
{
if (ch_info == NULL)
return 0;
return (ch_info->flags & EEPROM_CHANNEL_VALID) ? 1 : 0;
}
static inline int is_channel_radar(const struct iwl_channel_info *ch_info)
{
return (ch_info->flags & EEPROM_CHANNEL_RADAR) ? 1 : 0;
}
static inline u8 is_channel_a_band(const struct iwl_channel_info *ch_info)
{
return ch_info->band == IEEE80211_BAND_5GHZ;
}
static inline u8 is_channel_bg_band(const struct iwl_channel_info *ch_info)
{
return ch_info->band == IEEE80211_BAND_2GHZ;
}
static inline int is_channel_passive(const struct iwl_channel_info *ch)
{
return (!(ch->flags & EEPROM_CHANNEL_ACTIVE)) ? 1 : 0;
}
static inline int is_channel_ibss(const struct iwl_channel_info *ch)
{
return ((ch->flags & EEPROM_CHANNEL_IBSS)) ? 1 : 0;
}
#endif /* __iwl_dev_h__ */

178
drivers/net/wireless/iwlwifi/iwl-agn-devices.c → drivers/net/wireless/iwlwifi/dvm/devices.c
View File

@ -27,11 +27,14 @@
/*
* DVM device-specific data & functions
*/
#include "iwl-agn.h"
#include "iwl-dev.h"
#include "iwl-commands.h"
#include "iwl-io.h"
#include "iwl-prph.h"
#include "iwl-eeprom-parse.h"
#include "agn.h"
#include "dev.h"
#include "commands.h"
/*
* 1000 series
@ -58,11 +61,6 @@ static void iwl1000_set_ct_threshold(struct iwl_priv *priv)
/* NIC configuration for 1000 series */
static void iwl1000_nic_config(struct iwl_priv *priv)
{
/* set CSR_HW_CONFIG_REG for uCode use */
iwl_set_bit(priv->trans, CSR_HW_IF_CONFIG_REG,
CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI |
CSR_HW_IF_CONFIG_REG_BIT_MAC_SI);
/* Setting digital SVR for 1000 card to 1.32V */
/* locking is acquired in iwl_set_bits_mask_prph() function */
iwl_set_bits_mask_prph(priv->trans, APMG_DIGITAL_SVR_REG,
@ -170,16 +168,6 @@ static const struct iwl_sensitivity_ranges iwl1000_sensitivity = {
static void iwl1000_hw_set_hw_params(struct iwl_priv *priv)
{
priv->hw_params.ht40_channel = BIT(IEEE80211_BAND_2GHZ);
priv->hw_params.tx_chains_num =
num_of_ant(priv->hw_params.valid_tx_ant);
if (priv->cfg->rx_with_siso_diversity)
priv->hw_params.rx_chains_num = 1;
else
priv->hw_params.rx_chains_num =
num_of_ant(priv->hw_params.valid_rx_ant);
iwl1000_set_ct_threshold(priv);
/* Set initial sensitivity parameters */
@ -189,17 +177,6 @@ static void iwl1000_hw_set_hw_params(struct iwl_priv *priv)
struct iwl_lib_ops iwl1000_lib = {
.set_hw_params = iwl1000_hw_set_hw_params,
.nic_config = iwl1000_nic_config,
.eeprom_ops = {
.regulatory_bands = {
EEPROM_REG_BAND_1_CHANNELS,
EEPROM_REG_BAND_2_CHANNELS,
EEPROM_REG_BAND_3_CHANNELS,
EEPROM_REG_BAND_4_CHANNELS,
EEPROM_REG_BAND_5_CHANNELS,
EEPROM_REG_BAND_24_HT40_CHANNELS,
EEPROM_REGULATORY_BAND_NO_HT40,
},
},
.temperature = iwlagn_temperature,
};
@ -219,8 +196,6 @@ static void iwl2000_set_ct_threshold(struct iwl_priv *priv)
/* NIC configuration for 2000 series */
static void iwl2000_nic_config(struct iwl_priv *priv)
{
iwl_rf_config(priv);
iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER);
}
@ -251,16 +226,6 @@ static const struct iwl_sensitivity_ranges iwl2000_sensitivity = {
static void iwl2000_hw_set_hw_params(struct iwl_priv *priv)
{
priv->hw_params.ht40_channel = BIT(IEEE80211_BAND_2GHZ);
priv->hw_params.tx_chains_num =
num_of_ant(priv->hw_params.valid_tx_ant);
if (priv->cfg->rx_with_siso_diversity)
priv->hw_params.rx_chains_num = 1;
else
priv->hw_params.rx_chains_num =
num_of_ant(priv->hw_params.valid_rx_ant);
iwl2000_set_ct_threshold(priv);
/* Set initial sensitivity parameters */
@ -270,36 +235,12 @@ static void iwl2000_hw_set_hw_params(struct iwl_priv *priv)
struct iwl_lib_ops iwl2000_lib = {
.set_hw_params = iwl2000_hw_set_hw_params,
.nic_config = iwl2000_nic_config,
.eeprom_ops = {
.regulatory_bands = {
EEPROM_REG_BAND_1_CHANNELS,
EEPROM_REG_BAND_2_CHANNELS,
EEPROM_REG_BAND_3_CHANNELS,
EEPROM_REG_BAND_4_CHANNELS,
EEPROM_REG_BAND_5_CHANNELS,
EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
EEPROM_REGULATORY_BAND_NO_HT40,
},
.enhanced_txpower = true,
},
.temperature = iwlagn_temperature,
};
struct iwl_lib_ops iwl2030_lib = {
.set_hw_params = iwl2000_hw_set_hw_params,
.nic_config = iwl2000_nic_config,
.eeprom_ops = {
.regulatory_bands = {
EEPROM_REG_BAND_1_CHANNELS,
EEPROM_REG_BAND_2_CHANNELS,
EEPROM_REG_BAND_3_CHANNELS,
EEPROM_REG_BAND_4_CHANNELS,
EEPROM_REG_BAND_5_CHANNELS,
EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
EEPROM_REGULATORY_BAND_NO_HT40,
},
.enhanced_txpower = true,
},
.temperature = iwlagn_temperature,
};
@ -311,8 +252,6 @@ struct iwl_lib_ops iwl2030_lib = {
/* NIC configuration for 5000 series */
static void iwl5000_nic_config(struct iwl_priv *priv)
{
iwl_rf_config(priv);
/* W/A : NIC is stuck in a reset state after Early PCIe power off
* (PCIe power is lost before PERST# is asserted),
* causing ME FW to lose ownership and not being able to obtain it back.
@ -376,11 +315,9 @@ static struct iwl_sensitivity_ranges iwl5150_sensitivity = {
static s32 iwl_temp_calib_to_offset(struct iwl_priv *priv)
{
u16 temperature, voltage;
__le16 *temp_calib = (__le16 *)iwl_eeprom_query_addr(priv,
EEPROM_KELVIN_TEMPERATURE);
temperature = le16_to_cpu(temp_calib[0]);
voltage = le16_to_cpu(temp_calib[1]);
temperature = le16_to_cpu(priv->eeprom_data->kelvin_temperature);
voltage = le16_to_cpu(priv->eeprom_data->kelvin_voltage);
/* offset = temp - volt / coeff */
return (s32)(temperature -
@ -404,14 +341,6 @@ static void iwl5000_set_ct_threshold(struct iwl_priv *priv)
static void iwl5000_hw_set_hw_params(struct iwl_priv *priv)
{
priv->hw_params.ht40_channel = BIT(IEEE80211_BAND_2GHZ) |
BIT(IEEE80211_BAND_5GHZ);
priv->hw_params.tx_chains_num =
num_of_ant(priv->hw_params.valid_tx_ant);
priv->hw_params.rx_chains_num =
num_of_ant(priv->hw_params.valid_rx_ant);
iwl5000_set_ct_threshold(priv);
/* Set initial sensitivity parameters */
@ -420,14 +349,6 @@ static void iwl5000_hw_set_hw_params(struct iwl_priv *priv)
static void iwl5150_hw_set_hw_params(struct iwl_priv *priv)
{
priv->hw_params.ht40_channel = BIT(IEEE80211_BAND_2GHZ) |
BIT(IEEE80211_BAND_5GHZ);
priv->hw_params.tx_chains_num =
num_of_ant(priv->hw_params.valid_tx_ant);
priv->hw_params.rx_chains_num =
num_of_ant(priv->hw_params.valid_rx_ant);
iwl5150_set_ct_threshold(priv);
/* Set initial sensitivity parameters */
@ -455,7 +376,6 @@ static int iwl5000_hw_channel_switch(struct iwl_priv *priv,
*/
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
struct iwl5000_channel_switch_cmd cmd;
const struct iwl_channel_info *ch_info;
u32 switch_time_in_usec, ucode_switch_time;
u16 ch;
u32 tsf_low;
@ -505,14 +425,7 @@ static int iwl5000_hw_channel_switch(struct iwl_priv *priv,
}
IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n",
cmd.switch_time);
ch_info = iwl_get_channel_info(priv, priv->band, ch);
if (ch_info)
cmd.expect_beacon = is_channel_radar(ch_info);
else {
IWL_ERR(priv, "invalid channel switch from %u to %u\n",
ctx->active.channel, ch);
return -EFAULT;
}
cmd.expect_beacon = ch_switch->channel->flags & IEEE80211_CHAN_RADAR;
return iwl_dvm_send_cmd(priv, &hcmd);
}
@ -521,17 +434,6 @@ struct iwl_lib_ops iwl5000_lib = {
.set_hw_params = iwl5000_hw_set_hw_params,
.set_channel_switch = iwl5000_hw_channel_switch,
.nic_config = iwl5000_nic_config,
.eeprom_ops = {
.regulatory_bands = {
EEPROM_REG_BAND_1_CHANNELS,
EEPROM_REG_BAND_2_CHANNELS,
EEPROM_REG_BAND_3_CHANNELS,
EEPROM_REG_BAND_4_CHANNELS,
EEPROM_REG_BAND_5_CHANNELS,
EEPROM_REG_BAND_24_HT40_CHANNELS,
EEPROM_REG_BAND_52_HT40_CHANNELS
},
},
.temperature = iwlagn_temperature,
};
@ -539,17 +441,6 @@ struct iwl_lib_ops iwl5150_lib = {
.set_hw_params = iwl5150_hw_set_hw_params,
.set_channel_switch = iwl5000_hw_channel_switch,
.nic_config = iwl5000_nic_config,
.eeprom_ops = {
.regulatory_bands = {
EEPROM_REG_BAND_1_CHANNELS,
EEPROM_REG_BAND_2_CHANNELS,
EEPROM_REG_BAND_3_CHANNELS,
EEPROM_REG_BAND_4_CHANNELS,
EEPROM_REG_BAND_5_CHANNELS,
EEPROM_REG_BAND_24_HT40_CHANNELS,
EEPROM_REG_BAND_52_HT40_CHANNELS
},
},
.temperature = iwl5150_temperature,
};
@ -570,8 +461,6 @@ static void iwl6000_set_ct_threshold(struct iwl_priv *priv)
/* NIC configuration for 6000 series */
static void iwl6000_nic_config(struct iwl_priv *priv)
{
iwl_rf_config(priv);
switch (priv->cfg->device_family) {
case IWL_DEVICE_FAMILY_6005:
case IWL_DEVICE_FAMILY_6030:
@ -584,13 +473,13 @@ static void iwl6000_nic_config(struct iwl_priv *priv)
break;
case IWL_DEVICE_FAMILY_6050:
/* Indicate calibration version to uCode. */
if (iwl_eeprom_calib_version(priv) >= 6)
if (priv->eeprom_data->calib_version >= 6)
iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6);
break;
case IWL_DEVICE_FAMILY_6150:
/* Indicate calibration version to uCode. */
if (iwl_eeprom_calib_version(priv) >= 6)
if (priv->eeprom_data->calib_version >= 6)
iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6);
iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
@ -627,17 +516,6 @@ static const struct iwl_sensitivity_ranges iwl6000_sensitivity = {
static void iwl6000_hw_set_hw_params(struct iwl_priv *priv)
{
priv->hw_params.ht40_channel = BIT(IEEE80211_BAND_2GHZ) |
BIT(IEEE80211_BAND_5GHZ);
priv->hw_params.tx_chains_num =
num_of_ant(priv->hw_params.valid_tx_ant);
if (priv->cfg->rx_with_siso_diversity)
priv->hw_params.rx_chains_num = 1;
else
priv->hw_params.rx_chains_num =
num_of_ant(priv->hw_params.valid_rx_ant);
iwl6000_set_ct_threshold(priv);
/* Set initial sensitivity parameters */
@ -654,7 +532,6 @@ static int iwl6000_hw_channel_switch(struct iwl_priv *priv,
*/
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
struct iwl6000_channel_switch_cmd cmd;
const struct iwl_channel_info *ch_info;
u32 switch_time_in_usec, ucode_switch_time;
u16 ch;
u32 tsf_low;
@ -704,14 +581,7 @@ static int iwl6000_hw_channel_switch(struct iwl_priv *priv,
}
IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n",
cmd.switch_time);
ch_info = iwl_get_channel_info(priv, priv->band, ch);
if (ch_info)
cmd.expect_beacon = is_channel_radar(ch_info);
else {
IWL_ERR(priv, "invalid channel switch from %u to %u\n",
ctx->active.channel, ch);
return -EFAULT;
}
cmd.expect_beacon = ch_switch->channel->flags & IEEE80211_CHAN_RADAR;
return iwl_dvm_send_cmd(priv, &hcmd);
}
@ -720,18 +590,6 @@ struct iwl_lib_ops iwl6000_lib = {
.set_hw_params = iwl6000_hw_set_hw_params,
.set_channel_switch = iwl6000_hw_channel_switch,
.nic_config = iwl6000_nic_config,
.eeprom_ops = {
.regulatory_bands = {
EEPROM_REG_BAND_1_CHANNELS,
EEPROM_REG_BAND_2_CHANNELS,
EEPROM_REG_BAND_3_CHANNELS,
EEPROM_REG_BAND_4_CHANNELS,
EEPROM_REG_BAND_5_CHANNELS,
EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
EEPROM_REG_BAND_52_HT40_CHANNELS
},
.enhanced_txpower = true,
},
.temperature = iwlagn_temperature,
};
@ -739,17 +597,5 @@ struct iwl_lib_ops iwl6030_lib = {
.set_hw_params = iwl6000_hw_set_hw_params,
.set_channel_switch = iwl6000_hw_channel_switch,
.nic_config = iwl6000_nic_config,
.eeprom_ops = {
.regulatory_bands = {
EEPROM_REG_BAND_1_CHANNELS,
EEPROM_REG_BAND_2_CHANNELS,
EEPROM_REG_BAND_3_CHANNELS,
EEPROM_REG_BAND_4_CHANNELS,
EEPROM_REG_BAND_5_CHANNELS,
EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
EEPROM_REG_BAND_52_HT40_CHANNELS
},
.enhanced_txpower = true,
},
.temperature = iwlagn_temperature,
};

5
drivers/net/wireless/iwlwifi/iwl-led.c → drivers/net/wireless/iwlwifi/dvm/led.c
View File

@ -34,12 +34,11 @@
#include <net/mac80211.h>
#include <linux/etherdevice.h>
#include <asm/unaligned.h>
#include "iwl-dev.h"
#include "iwl-agn.h"
#include "iwl-io.h"
#include "iwl-trans.h"
#include "iwl-modparams.h"
#include "dev.h"
#include "agn.h"
/* Throughput OFF time(ms) ON time (ms)
* >300 25 25

0
drivers/net/wireless/iwlwifi/iwl-led.h → drivers/net/wireless/iwlwifi/dvm/led.h
View File

18
drivers/net/wireless/iwlwifi/iwl-agn-lib.c → drivers/net/wireless/iwlwifi/dvm/lib.c
View File

@ -33,13 +33,14 @@
#include <linux/sched.h>
#include <net/mac80211.h>
#include "iwl-dev.h"
#include "iwl-io.h"
#include "iwl-agn-hw.h"
#include "iwl-agn.h"
#include "iwl-trans.h"
#include "iwl-modparams.h"
#include "dev.h"
#include "agn.h"
int iwlagn_hw_valid_rtc_data_addr(u32 addr)
{
return (addr >= IWLAGN_RTC_DATA_LOWER_BOUND) &&
@ -58,8 +59,7 @@ int iwlagn_send_tx_power(struct iwl_priv *priv)
/* half dBm need to multiply */
tx_power_cmd.global_lmt = (s8)(2 * priv->tx_power_user_lmt);
if (priv->tx_power_lmt_in_half_dbm &&
priv->tx_power_lmt_in_half_dbm < tx_power_cmd.global_lmt) {
if (tx_power_cmd.global_lmt > priv->eeprom_data->max_tx_pwr_half_dbm) {
/*
* For the newer devices which using enhanced/extend tx power
* table in EEPROM, the format is in half dBm. driver need to
@ -71,7 +71,8 @@ int iwlagn_send_tx_power(struct iwl_priv *priv)
* "tx_power_user_lmt" is higher than EEPROM value (in
* half-dBm format), lower the tx power based on EEPROM
*/
tx_power_cmd.global_lmt = priv->tx_power_lmt_in_half_dbm;
tx_power_cmd.global_lmt =
priv->eeprom_data->max_tx_pwr_half_dbm;
}
tx_power_cmd.flags = IWLAGN_TX_POWER_NO_CLOSED;
tx_power_cmd.srv_chan_lmt = IWLAGN_TX_POWER_AUTO;
@ -617,6 +618,11 @@ static bool iwlagn_fill_txpower_mode(struct iwl_priv *priv,
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
int ave_rssi;
if (!ctx->vif || (ctx->vif->type != NL80211_IFTYPE_STATION)) {
IWL_DEBUG_INFO(priv, "BSS ctx not active or not in sta mode\n");
return false;
}
ave_rssi = ieee80211_ave_rssi(ctx->vif);
if (!ave_rssi) {
/* no rssi data, no changes to reduce tx power */
@ -818,7 +824,7 @@ void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
if (priv->chain_noise_data.active_chains)
active_chains = priv->chain_noise_data.active_chains;
else
active_chains = priv->hw_params.valid_rx_ant;
active_chains = priv->eeprom_data->valid_rx_ant;
if (priv->cfg->bt_params &&
priv->cfg->bt_params->advanced_bt_coexist &&

133
drivers/net/wireless/iwlwifi/iwl-mac80211.c → drivers/net/wireless/iwlwifi/dvm/mac80211.c
View File

@ -38,19 +38,20 @@
#include <linux/etherdevice.h>
#include <linux/if_arp.h>
#include <net/ieee80211_radiotap.h>
#include <net/mac80211.h>
#include <asm/div64.h>
#include "iwl-eeprom.h"
#include "iwl-dev.h"
#include "iwl-io.h"
#include "iwl-agn-calib.h"
#include "iwl-agn.h"
#include "iwl-trans.h"
#include "iwl-op-mode.h"
#include "iwl-modparams.h"
#include "dev.h"
#include "calib.h"
#include "agn.h"
/*****************************************************************************
*
* mac80211 entry point functions
@ -154,6 +155,7 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv,
IEEE80211_HW_SCAN_WHILE_IDLE;
hw->offchannel_tx_hw_queue = IWL_AUX_QUEUE;
hw->radiotap_mcs_details |= IEEE80211_RADIOTAP_MCS_HAVE_FMT;
/*
* Including the following line will crash some AP's. This
@ -237,12 +239,12 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv,
hw->max_listen_interval = IWL_CONN_MAX_LISTEN_INTERVAL;
if (priv->bands[IEEE80211_BAND_2GHZ].n_channels)
if (priv->eeprom_data->bands[IEEE80211_BAND_2GHZ].n_channels)
priv->hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
&priv->bands[IEEE80211_BAND_2GHZ];
if (priv->bands[IEEE80211_BAND_5GHZ].n_channels)
&priv->eeprom_data->bands[IEEE80211_BAND_2GHZ];
if (priv->eeprom_data->bands[IEEE80211_BAND_5GHZ].n_channels)
priv->hw->wiphy->bands[IEEE80211_BAND_5GHZ] =
&priv->bands[IEEE80211_BAND_5GHZ];
&priv->eeprom_data->bands[IEEE80211_BAND_5GHZ];
hw->wiphy->hw_version = priv->trans->hw_id;
@ -341,7 +343,7 @@ static int iwlagn_mac_start(struct ieee80211_hw *hw)
return 0;
}
void iwlagn_mac_stop(struct ieee80211_hw *hw)
static void iwlagn_mac_stop(struct ieee80211_hw *hw)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
@ -369,9 +371,9 @@ void iwlagn_mac_stop(struct ieee80211_hw *hw)
IWL_DEBUG_MAC80211(priv, "leave\n");
}
void iwlagn_mac_set_rekey_data(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct cfg80211_gtk_rekey_data *data)
static void iwlagn_mac_set_rekey_data(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct cfg80211_gtk_rekey_data *data)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
@ -397,7 +399,8 @@ void iwlagn_mac_set_rekey_data(struct ieee80211_hw *hw,
#ifdef CONFIG_PM_SLEEP
int iwlagn_mac_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
static int iwlagn_mac_suspend(struct ieee80211_hw *hw,
struct cfg80211_wowlan *wowlan)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
@ -508,7 +511,7 @@ static void iwlagn_mac_set_wakeup(struct ieee80211_hw *hw, bool enabled)
}
#endif
void iwlagn_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
static void iwlagn_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
@ -519,21 +522,21 @@ void iwlagn_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
dev_kfree_skb_any(skb);
}
void iwlagn_mac_update_tkip_key(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_key_conf *keyconf,
struct ieee80211_sta *sta,
u32 iv32, u16 *phase1key)
static void iwlagn_mac_update_tkip_key(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_key_conf *keyconf,
struct ieee80211_sta *sta,
u32 iv32, u16 *phase1key)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
iwl_update_tkip_key(priv, vif, keyconf, sta, iv32, phase1key);
}
int iwlagn_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
struct ieee80211_key_conf *key)
static int iwlagn_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
struct ieee80211_key_conf *key)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
@ -633,11 +636,11 @@ int iwlagn_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
return ret;
}
int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
enum ieee80211_ampdu_mlme_action action,
struct ieee80211_sta *sta, u16 tid, u16 *ssn,
u8 buf_size)
static int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
enum ieee80211_ampdu_mlme_action action,
struct ieee80211_sta *sta, u16 tid, u16 *ssn,
u8 buf_size)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
int ret = -EINVAL;
@ -664,7 +667,7 @@ int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
ret = iwl_sta_rx_agg_stop(priv, sta, tid);
break;
case IEEE80211_AMPDU_TX_START:
if (!priv->trans->ops->tx_agg_setup)
if (!priv->trans->ops->txq_enable)
break;
if (iwlwifi_mod_params.disable_11n & IWL_DISABLE_HT_TXAGG)
break;
@ -759,11 +762,11 @@ static int iwlagn_mac_sta_remove(struct ieee80211_hw *hw,
return ret;
}
int iwlagn_mac_sta_state(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
enum ieee80211_sta_state old_state,
enum ieee80211_sta_state new_state)
static int iwlagn_mac_sta_state(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
enum ieee80211_sta_state old_state,
enum ieee80211_sta_state new_state)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
@ -842,11 +845,10 @@ int iwlagn_mac_sta_state(struct ieee80211_hw *hw,
return ret;
}
void iwlagn_mac_channel_switch(struct ieee80211_hw *hw,
struct ieee80211_channel_switch *ch_switch)
static void iwlagn_mac_channel_switch(struct ieee80211_hw *hw,
struct ieee80211_channel_switch *ch_switch)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
const struct iwl_channel_info *ch_info;
struct ieee80211_conf *conf = &hw->conf;
struct ieee80211_channel *channel = ch_switch->channel;
struct iwl_ht_config *ht_conf = &priv->current_ht_config;
@ -883,12 +885,6 @@ void iwlagn_mac_channel_switch(struct ieee80211_hw *hw,
if (le16_to_cpu(ctx->active.channel) == ch)
goto out;
ch_info = iwl_get_channel_info(priv, channel->band, ch);
if (!is_channel_valid(ch_info)) {
IWL_DEBUG_MAC80211(priv, "invalid channel\n");
goto out;
}
priv->current_ht_config.smps = conf->smps_mode;
/* Configure HT40 channels */
@ -937,10 +933,10 @@ void iwl_chswitch_done(struct iwl_priv *priv, bool is_success)
ieee80211_chswitch_done(ctx->vif, is_success);
}
void iwlagn_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *total_flags,
u64 multicast)
static void iwlagn_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *total_flags,
u64 multicast)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
__le32 filter_or = 0, filter_nand = 0;
@ -987,7 +983,7 @@ void iwlagn_configure_filter(struct ieee80211_hw *hw,
FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL;
}
void iwlagn_mac_flush(struct ieee80211_hw *hw, bool drop)
static void iwlagn_mac_flush(struct ieee80211_hw *hw, bool drop)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
@ -1114,7 +1110,7 @@ static int iwlagn_mac_remain_on_channel(struct ieee80211_hw *hw,
return err;
}
int iwlagn_mac_cancel_remain_on_channel(struct ieee80211_hw *hw)
static int iwlagn_mac_cancel_remain_on_channel(struct ieee80211_hw *hw)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
@ -1131,8 +1127,8 @@ int iwlagn_mac_cancel_remain_on_channel(struct ieee80211_hw *hw)
return 0;
}
void iwlagn_mac_rssi_callback(struct ieee80211_hw *hw,
enum ieee80211_rssi_event rssi_event)
static void iwlagn_mac_rssi_callback(struct ieee80211_hw *hw,
enum ieee80211_rssi_event rssi_event)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
@ -1156,8 +1152,8 @@ void iwlagn_mac_rssi_callback(struct ieee80211_hw *hw,
IWL_DEBUG_MAC80211(priv, "leave\n");
}
int iwlagn_mac_set_tim(struct ieee80211_hw *hw,
struct ieee80211_sta *sta, bool set)
static int iwlagn_mac_set_tim(struct ieee80211_hw *hw,
struct ieee80211_sta *sta, bool set)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
@ -1166,9 +1162,9 @@ int iwlagn_mac_set_tim(struct ieee80211_hw *hw,
return 0;
}
int iwlagn_mac_conf_tx(struct ieee80211_hw *hw,
struct ieee80211_vif *vif, u16 queue,
const struct ieee80211_tx_queue_params *params)
static int iwlagn_mac_conf_tx(struct ieee80211_hw *hw,
struct ieee80211_vif *vif, u16 queue,
const struct ieee80211_tx_queue_params *params)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
@ -1210,7 +1206,7 @@ int iwlagn_mac_conf_tx(struct ieee80211_hw *hw,
return 0;
}
int iwlagn_mac_tx_last_beacon(struct ieee80211_hw *hw)
static int iwlagn_mac_tx_last_beacon(struct ieee80211_hw *hw)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
@ -1226,7 +1222,8 @@ static int iwl_set_mode(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
return iwlagn_commit_rxon(priv, ctx);
}
int iwl_setup_interface(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
static int iwl_setup_interface(struct iwl_priv *priv,
struct iwl_rxon_context *ctx)
{
struct ieee80211_vif *vif = ctx->vif;
int err, ac;
@ -1346,9 +1343,9 @@ static int iwlagn_mac_add_interface(struct ieee80211_hw *hw,
return err;
}
void iwl_teardown_interface(struct iwl_priv *priv,
struct ieee80211_vif *vif,
bool mode_change)
static void iwl_teardown_interface(struct iwl_priv *priv,
struct ieee80211_vif *vif,
bool mode_change)
{
struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif);
@ -1489,9 +1486,9 @@ static int iwlagn_mac_change_interface(struct ieee80211_hw *hw,
return err;
}
int iwlagn_mac_hw_scan(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct cfg80211_scan_request *req)
static int iwlagn_mac_hw_scan(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct cfg80211_scan_request *req)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
int ret;
@ -1546,10 +1543,10 @@ static void iwl_sta_modify_ps_wake(struct iwl_priv *priv, int sta_id)
iwl_send_add_sta(priv, &cmd, CMD_ASYNC);
}
void iwlagn_mac_sta_notify(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
enum sta_notify_cmd cmd,
struct ieee80211_sta *sta)
static void iwlagn_mac_sta_notify(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
enum sta_notify_cmd cmd,
struct ieee80211_sta *sta)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;

408
drivers/net/wireless/iwlwifi/iwl-agn.c → drivers/net/wireless/iwlwifi/dvm/main.c
View File

@ -44,16 +44,18 @@
#include <asm/div64.h>
#include "iwl-eeprom.h"
#include "iwl-dev.h"
#include "iwl-eeprom-read.h"
#include "iwl-eeprom-parse.h"
#include "iwl-io.h"
#include "iwl-agn-calib.h"
#include "iwl-agn.h"
#include "iwl-trans.h"
#include "iwl-op-mode.h"
#include "iwl-drv.h"
#include "iwl-modparams.h"
#include "dev.h"
#include "calib.h"
#include "agn.h"
/******************************************************************************
*
* module boiler plate
@ -79,6 +81,8 @@ MODULE_VERSION(DRV_VERSION);
MODULE_AUTHOR(DRV_COPYRIGHT " " DRV_AUTHOR);
MODULE_LICENSE("GPL");
static const struct iwl_op_mode_ops iwl_dvm_ops;
void iwl_update_chain_flags(struct iwl_priv *priv)
{
struct iwl_rxon_context *ctx;
@ -179,7 +183,7 @@ int iwlagn_send_beacon_cmd(struct iwl_priv *priv)
rate = info->control.rates[0].idx;
priv->mgmt_tx_ant = iwl_toggle_tx_ant(priv, priv->mgmt_tx_ant,
priv->hw_params.valid_tx_ant);
priv->eeprom_data->valid_tx_ant);
rate_flags = iwl_ant_idx_to_flags(priv->mgmt_tx_ant);
/* In mac80211, rates for 5 GHz start at 0 */
@ -577,7 +581,7 @@ static const u8 iwlagn_pan_ac_to_queue[] = {
7, 6, 5, 4,
};
void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags)
static void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags)
{
int i;
@ -644,7 +648,7 @@ void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags)
BUILD_BUG_ON(NUM_IWL_RXON_CTX != 2);
}
void iwl_rf_kill_ct_config(struct iwl_priv *priv)
static void iwl_rf_kill_ct_config(struct iwl_priv *priv)
{
struct iwl_ct_kill_config cmd;
struct iwl_ct_kill_throttling_config adv_cmd;
@ -725,7 +729,7 @@ static int iwlagn_send_tx_ant_config(struct iwl_priv *priv, u8 valid_tx_ant)
}
}
void iwl_send_bt_config(struct iwl_priv *priv)
static void iwl_send_bt_config(struct iwl_priv *priv)
{
struct iwl_bt_cmd bt_cmd = {
.lead_time = BT_LEAD_TIME_DEF,
@ -813,7 +817,7 @@ int iwl_alive_start(struct iwl_priv *priv)
ieee80211_wake_queues(priv->hw);
/* Configure Tx antenna selection based on H/W config */
iwlagn_send_tx_ant_config(priv, priv->hw_params.valid_tx_ant);
iwlagn_send_tx_ant_config(priv, priv->eeprom_data->valid_tx_ant);
if (iwl_is_associated_ctx(ctx) && !priv->wowlan) {
struct iwl_rxon_cmd *active_rxon =
@ -931,11 +935,12 @@ void iwl_down(struct iwl_priv *priv)
priv->ucode_loaded = false;
iwl_trans_stop_device(priv->trans);
/* Set num_aux_in_flight must be done after the transport is stopped */
atomic_set(&priv->num_aux_in_flight, 0);
/* Clear out all status bits but a few that are stable across reset */
priv->status &= test_bit(STATUS_RF_KILL_HW, &priv->status) <<
STATUS_RF_KILL_HW |
test_bit(STATUS_GEO_CONFIGURED, &priv->status) <<
STATUS_GEO_CONFIGURED |
test_bit(STATUS_FW_ERROR, &priv->status) <<
STATUS_FW_ERROR |
test_bit(STATUS_EXIT_PENDING, &priv->status) <<
@ -1077,7 +1082,7 @@ static void iwlagn_disable_roc_work(struct work_struct *work)
*
*****************************************************************************/
void iwl_setup_deferred_work(struct iwl_priv *priv)
static void iwl_setup_deferred_work(struct iwl_priv *priv)
{
priv->workqueue = create_singlethread_workqueue(DRV_NAME);
@ -1122,224 +1127,14 @@ void iwl_cancel_deferred_work(struct iwl_priv *priv)
del_timer_sync(&priv->ucode_trace);
}
static void iwl_init_hw_rates(struct ieee80211_rate *rates)
static int iwl_init_drv(struct iwl_priv *priv)
{
int i;
for (i = 0; i < IWL_RATE_COUNT_LEGACY; i++) {
rates[i].bitrate = iwl_rates[i].ieee * 5;
rates[i].hw_value = i; /* Rate scaling will work on indexes */
rates[i].hw_value_short = i;
rates[i].flags = 0;
if ((i >= IWL_FIRST_CCK_RATE) && (i <= IWL_LAST_CCK_RATE)) {
/*
* If CCK != 1M then set short preamble rate flag.
*/
rates[i].flags |=
(iwl_rates[i].plcp == IWL_RATE_1M_PLCP) ?
0 : IEEE80211_RATE_SHORT_PREAMBLE;
}
}
}
#define MAX_BIT_RATE_40_MHZ 150 /* Mbps */
#define MAX_BIT_RATE_20_MHZ 72 /* Mbps */
static void iwl_init_ht_hw_capab(const struct iwl_priv *priv,
struct ieee80211_sta_ht_cap *ht_info,
enum ieee80211_band band)
{
u16 max_bit_rate = 0;
u8 rx_chains_num = priv->hw_params.rx_chains_num;
u8 tx_chains_num = priv->hw_params.tx_chains_num;
ht_info->cap = 0;
memset(&ht_info->mcs, 0, sizeof(ht_info->mcs));
ht_info->ht_supported = true;
if (priv->cfg->ht_params &&
priv->cfg->ht_params->ht_greenfield_support)
ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD;
ht_info->cap |= IEEE80211_HT_CAP_SGI_20;
max_bit_rate = MAX_BIT_RATE_20_MHZ;
if (priv->hw_params.ht40_channel & BIT(band)) {
ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40;
ht_info->cap |= IEEE80211_HT_CAP_SGI_40;
ht_info->mcs.rx_mask[4] = 0x01;
max_bit_rate = MAX_BIT_RATE_40_MHZ;
}
if (iwlwifi_mod_params.amsdu_size_8K)
ht_info->cap |= IEEE80211_HT_CAP_MAX_AMSDU;
ht_info->ampdu_factor = CFG_HT_RX_AMPDU_FACTOR_DEF;
ht_info->ampdu_density = CFG_HT_MPDU_DENSITY_DEF;
ht_info->mcs.rx_mask[0] = 0xFF;
if (rx_chains_num >= 2)
ht_info->mcs.rx_mask[1] = 0xFF;
if (rx_chains_num >= 3)
ht_info->mcs.rx_mask[2] = 0xFF;
/* Highest supported Rx data rate */
max_bit_rate *= rx_chains_num;
WARN_ON(max_bit_rate & ~IEEE80211_HT_MCS_RX_HIGHEST_MASK);
ht_info->mcs.rx_highest = cpu_to_le16(max_bit_rate);
/* Tx MCS capabilities */
ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
if (tx_chains_num != rx_chains_num) {
ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF;
ht_info->mcs.tx_params |= ((tx_chains_num - 1) <<
IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT);
}
}
/**
* iwl_init_geos - Initialize mac80211's geo/channel info based from eeprom
*/
static int iwl_init_geos(struct iwl_priv *priv)
{
struct iwl_channel_info *ch;
struct ieee80211_supported_band *sband;
struct ieee80211_channel *channels;
struct ieee80211_channel *geo_ch;
struct ieee80211_rate *rates;
int i = 0;
s8 max_tx_power = IWLAGN_TX_POWER_TARGET_POWER_MIN;
if (priv->bands[IEEE80211_BAND_2GHZ].n_bitrates ||
priv->bands[IEEE80211_BAND_5GHZ].n_bitrates) {
IWL_DEBUG_INFO(priv, "Geography modes already initialized.\n");
set_bit(STATUS_GEO_CONFIGURED, &priv->status);
return 0;
}
channels = kcalloc(priv->channel_count,
sizeof(struct ieee80211_channel), GFP_KERNEL);
if (!channels)
return -ENOMEM;
rates = kcalloc(IWL_RATE_COUNT_LEGACY, sizeof(struct ieee80211_rate),
GFP_KERNEL);
if (!rates) {
kfree(channels);
return -ENOMEM;
}
/* 5.2GHz channels start after the 2.4GHz channels */
sband = &priv->bands[IEEE80211_BAND_5GHZ];
sband->channels = &channels[ARRAY_SIZE(iwl_eeprom_band_1)];
/* just OFDM */
sband->bitrates = &rates[IWL_FIRST_OFDM_RATE];
sband->n_bitrates = IWL_RATE_COUNT_LEGACY - IWL_FIRST_OFDM_RATE;
if (priv->hw_params.sku & EEPROM_SKU_CAP_11N_ENABLE)
iwl_init_ht_hw_capab(priv, &sband->ht_cap,
IEEE80211_BAND_5GHZ);
sband = &priv->bands[IEEE80211_BAND_2GHZ];
sband->channels = channels;
/* OFDM & CCK */
sband->bitrates = rates;
sband->n_bitrates = IWL_RATE_COUNT_LEGACY;
if (priv->hw_params.sku & EEPROM_SKU_CAP_11N_ENABLE)
iwl_init_ht_hw_capab(priv, &sband->ht_cap,
IEEE80211_BAND_2GHZ);
priv->ieee_channels = channels;
priv->ieee_rates = rates;
for (i = 0; i < priv->channel_count; i++) {
ch = &priv->channel_info[i];
/* FIXME: might be removed if scan is OK */
if (!is_channel_valid(ch))
continue;
sband = &priv->bands[ch->band];
geo_ch = &sband->channels[sband->n_channels++];
geo_ch->center_freq =
ieee80211_channel_to_frequency(ch->channel, ch->band);
geo_ch->max_power = ch->max_power_avg;
geo_ch->max_antenna_gain = 0xff;
geo_ch->hw_value = ch->channel;
if (is_channel_valid(ch)) {
if (!(ch->flags & EEPROM_CHANNEL_IBSS))
geo_ch->flags |= IEEE80211_CHAN_NO_IBSS;
if (!(ch->flags & EEPROM_CHANNEL_ACTIVE))
geo_ch->flags |= IEEE80211_CHAN_PASSIVE_SCAN;
if (ch->flags & EEPROM_CHANNEL_RADAR)
geo_ch->flags |= IEEE80211_CHAN_RADAR;
geo_ch->flags |= ch->ht40_extension_channel;
if (ch->max_power_avg > max_tx_power)
max_tx_power = ch->max_power_avg;
} else {
geo_ch->flags |= IEEE80211_CHAN_DISABLED;
}
IWL_DEBUG_INFO(priv, "Channel %d Freq=%d[%sGHz] %s flag=0x%X\n",
ch->channel, geo_ch->center_freq,
is_channel_a_band(ch) ? "5.2" : "2.4",
geo_ch->flags & IEEE80211_CHAN_DISABLED ?
"restricted" : "valid",
geo_ch->flags);
}
priv->tx_power_device_lmt = max_tx_power;
priv->tx_power_user_lmt = max_tx_power;
priv->tx_power_next = max_tx_power;
if ((priv->bands[IEEE80211_BAND_5GHZ].n_channels == 0) &&
priv->hw_params.sku & EEPROM_SKU_CAP_BAND_52GHZ) {
IWL_INFO(priv, "Incorrectly detected BG card as ABG. "
"Please send your %s to maintainer.\n",
priv->trans->hw_id_str);
priv->hw_params.sku &= ~EEPROM_SKU_CAP_BAND_52GHZ;
}
if (iwlwifi_mod_params.disable_5ghz)
priv->bands[IEEE80211_BAND_5GHZ].n_channels = 0;
IWL_INFO(priv, "Tunable channels: %d 802.11bg, %d 802.11a channels\n",
priv->bands[IEEE80211_BAND_2GHZ].n_channels,
priv->bands[IEEE80211_BAND_5GHZ].n_channels);
set_bit(STATUS_GEO_CONFIGURED, &priv->status);
return 0;
}
/*
* iwl_free_geos - undo allocations in iwl_init_geos
*/
static void iwl_free_geos(struct iwl_priv *priv)
{
kfree(priv->ieee_channels);
kfree(priv->ieee_rates);
clear_bit(STATUS_GEO_CONFIGURED, &priv->status);
}
int iwl_init_drv(struct iwl_priv *priv)
{
int ret;
spin_lock_init(&priv->sta_lock);
mutex_init(&priv->mutex);
INIT_LIST_HEAD(&priv->calib_results);
priv->ieee_channels = NULL;
priv->ieee_rates = NULL;
priv->band = IEEE80211_BAND_2GHZ;
priv->plcp_delta_threshold =
@ -1370,31 +1165,11 @@ int iwl_init_drv(struct iwl_priv *priv)
priv->dynamic_frag_thresh = BT_FRAG_THRESHOLD_DEF;
}
ret = iwl_init_channel_map(priv);
if (ret) {
IWL_ERR(priv, "initializing regulatory failed: %d\n", ret);
goto err;
}
ret = iwl_init_geos(priv);
if (ret) {
IWL_ERR(priv, "initializing geos failed: %d\n", ret);
goto err_free_channel_map;
}
iwl_init_hw_rates(priv->ieee_rates);
return 0;
err_free_channel_map:
iwl_free_channel_map(priv);
err:
return ret;
}
void iwl_uninit_drv(struct iwl_priv *priv)
static void iwl_uninit_drv(struct iwl_priv *priv)
{
iwl_free_geos(priv);
iwl_free_channel_map(priv);
kfree(priv->scan_cmd);
kfree(priv->beacon_cmd);
kfree(rcu_dereference_raw(priv->noa_data));
@ -1404,7 +1179,7 @@ void iwl_uninit_drv(struct iwl_priv *priv)
#endif
}
void iwl_set_hw_params(struct iwl_priv *priv)
static void iwl_set_hw_params(struct iwl_priv *priv)
{
if (priv->cfg->ht_params)
priv->hw_params.use_rts_for_aggregation =
@ -1420,7 +1195,7 @@ void iwl_set_hw_params(struct iwl_priv *priv)
/* show what optional capabilities we have */
void iwl_option_config(struct iwl_priv *priv)
static void iwl_option_config(struct iwl_priv *priv)
{
#ifdef CONFIG_IWLWIFI_DEBUG
IWL_INFO(priv, "CONFIG_IWLWIFI_DEBUG enabled\n");
@ -1453,6 +1228,42 @@ void iwl_option_config(struct iwl_priv *priv)
#endif
}
static int iwl_eeprom_init_hw_params(struct iwl_priv *priv)
{
u16 radio_cfg;
priv->hw_params.sku = priv->eeprom_data->sku;
if (priv->hw_params.sku & EEPROM_SKU_CAP_11N_ENABLE &&
!priv->cfg->ht_params) {
IWL_ERR(priv, "Invalid 11n configuration\n");
return -EINVAL;
}
if (!priv->hw_params.sku) {
IWL_ERR(priv, "Invalid device sku\n");
return -EINVAL;
}
IWL_INFO(priv, "Device SKU: 0x%X\n", priv->hw_params.sku);
radio_cfg = priv->eeprom_data->radio_cfg;
priv->hw_params.tx_chains_num =
num_of_ant(priv->eeprom_data->valid_tx_ant);
if (priv->cfg->rx_with_siso_diversity)
priv->hw_params.rx_chains_num = 1;
else
priv->hw_params.rx_chains_num =
num_of_ant(priv->eeprom_data->valid_rx_ant);
IWL_INFO(priv, "Valid Tx ant: 0x%X, Valid Rx ant: 0x%X\n",
priv->eeprom_data->valid_tx_ant,
priv->eeprom_data->valid_rx_ant);
return 0;
}
static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
const struct iwl_cfg *cfg,
const struct iwl_fw *fw)
@ -1538,7 +1349,7 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
trans_cfg.queue_watchdog_timeout =
priv->cfg->base_params->wd_timeout;
else
trans_cfg.queue_watchdog_timeout = IWL_WATCHHDOG_DISABLED;
trans_cfg.queue_watchdog_timeout = IWL_WATCHDOG_DISABLED;
trans_cfg.command_names = iwl_dvm_cmd_strings;
ucode_flags = fw->ucode_capa.flags;
@ -1598,25 +1409,33 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
goto out_free_hw;
/* Read the EEPROM */
if (iwl_eeprom_init(priv, priv->trans->hw_rev)) {
if (iwl_read_eeprom(priv->trans, &priv->eeprom_blob,
&priv->eeprom_blob_size)) {
IWL_ERR(priv, "Unable to init EEPROM\n");
goto out_free_hw;
}
/* Reset chip to save power until we load uCode during "up". */
iwl_trans_stop_hw(priv->trans, false);
if (iwl_eeprom_check_version(priv))
priv->eeprom_data = iwl_parse_eeprom_data(priv->trans->dev, priv->cfg,
priv->eeprom_blob,
priv->eeprom_blob_size);
if (!priv->eeprom_data)
goto out_free_eeprom_blob;
if (iwl_eeprom_check_version(priv->eeprom_data, priv->trans))
goto out_free_eeprom;
if (iwl_eeprom_init_hw_params(priv))
goto out_free_eeprom;
/* extract MAC Address */
iwl_eeprom_get_mac(priv, priv->addresses[0].addr);
memcpy(priv->addresses[0].addr, priv->eeprom_data->hw_addr, ETH_ALEN);
IWL_DEBUG_INFO(priv, "MAC address: %pM\n", priv->addresses[0].addr);
priv->hw->wiphy->addresses = priv->addresses;
priv->hw->wiphy->n_addresses = 1;
num_mac = iwl_eeprom_query16(priv, EEPROM_NUM_MAC_ADDRESS);
num_mac = priv->eeprom_data->n_hw_addrs;
if (num_mac > 1) {
memcpy(priv->addresses[1].addr, priv->addresses[0].addr,
ETH_ALEN);
@ -1710,8 +1529,10 @@ out_destroy_workqueue:
destroy_workqueue(priv->workqueue);
priv->workqueue = NULL;
iwl_uninit_drv(priv);
out_free_eeprom_blob:
kfree(priv->eeprom_blob);
out_free_eeprom:
iwl_eeprom_free(priv);
iwl_free_eeprom_data(priv->eeprom_data);
out_free_hw:
ieee80211_free_hw(priv->hw);
out:
@ -1719,7 +1540,7 @@ out:
return op_mode;
}
void iwl_op_mode_dvm_stop(struct iwl_op_mode *op_mode)
static void iwl_op_mode_dvm_stop(struct iwl_op_mode *op_mode)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
@ -1736,7 +1557,8 @@ void iwl_op_mode_dvm_stop(struct iwl_op_mode *op_mode)
priv->ucode_loaded = false;
iwl_trans_stop_device(priv->trans);
iwl_eeprom_free(priv);
kfree(priv->eeprom_blob);
iwl_free_eeprom_data(priv->eeprom_data);
/*netif_stop_queue(dev); */
flush_workqueue(priv->workqueue);
@ -2184,7 +2006,7 @@ static void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand)
}
}
void iwl_nic_error(struct iwl_op_mode *op_mode)
static void iwl_nic_error(struct iwl_op_mode *op_mode)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
@ -2197,7 +2019,7 @@ void iwl_nic_error(struct iwl_op_mode *op_mode)
iwlagn_fw_error(priv, false);
}
void iwl_cmd_queue_full(struct iwl_op_mode *op_mode)
static void iwl_cmd_queue_full(struct iwl_op_mode *op_mode)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
@ -2207,9 +2029,49 @@ void iwl_cmd_queue_full(struct iwl_op_mode *op_mode)
}
}
void iwl_nic_config(struct iwl_op_mode *op_mode)
#define EEPROM_RF_CONFIG_TYPE_MAX 0x3
static void iwl_nic_config(struct iwl_op_mode *op_mode)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
u16 radio_cfg = priv->eeprom_data->radio_cfg;
/* SKU Control */
iwl_set_bits_mask(priv->trans, CSR_HW_IF_CONFIG_REG,
CSR_HW_IF_CONFIG_REG_MSK_MAC_DASH |
CSR_HW_IF_CONFIG_REG_MSK_MAC_STEP,
(CSR_HW_REV_STEP(priv->trans->hw_rev) <<
CSR_HW_IF_CONFIG_REG_POS_MAC_STEP) |
(CSR_HW_REV_DASH(priv->trans->hw_rev) <<
CSR_HW_IF_CONFIG_REG_POS_MAC_DASH));
/* write radio config values to register */
if (EEPROM_RF_CFG_TYPE_MSK(radio_cfg) <= EEPROM_RF_CONFIG_TYPE_MAX) {
u32 reg_val =
EEPROM_RF_CFG_TYPE_MSK(radio_cfg) <<
CSR_HW_IF_CONFIG_REG_POS_PHY_TYPE |
EEPROM_RF_CFG_STEP_MSK(radio_cfg) <<
CSR_HW_IF_CONFIG_REG_POS_PHY_STEP |
EEPROM_RF_CFG_DASH_MSK(radio_cfg) <<
CSR_HW_IF_CONFIG_REG_POS_PHY_DASH;
iwl_set_bits_mask(priv->trans, CSR_HW_IF_CONFIG_REG,
CSR_HW_IF_CONFIG_REG_MSK_PHY_TYPE |
CSR_HW_IF_CONFIG_REG_MSK_PHY_STEP |
CSR_HW_IF_CONFIG_REG_MSK_PHY_DASH, reg_val);
IWL_INFO(priv, "Radio type=0x%x-0x%x-0x%x\n",
EEPROM_RF_CFG_TYPE_MSK(radio_cfg),
EEPROM_RF_CFG_STEP_MSK(radio_cfg),
EEPROM_RF_CFG_DASH_MSK(radio_cfg));
} else {
WARN_ON(1);
}
/* set CSR_HW_CONFIG_REG for uCode use */
iwl_set_bit(priv->trans, CSR_HW_IF_CONFIG_REG,
CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI |
CSR_HW_IF_CONFIG_REG_BIT_MAC_SI);
priv->lib->nic_config(priv);
}
@ -2222,7 +2084,7 @@ static void iwl_wimax_active(struct iwl_op_mode *op_mode)
IWL_ERR(priv, "RF is used by WiMAX\n");
}
void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, int queue)
static void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, int queue)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
int mq = priv->queue_to_mac80211[queue];
@ -2241,7 +2103,7 @@ void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, int queue)
ieee80211_stop_queue(priv->hw, mq);
}
void iwl_wake_sw_queue(struct iwl_op_mode *op_mode, int queue)
static void iwl_wake_sw_queue(struct iwl_op_mode *op_mode, int queue)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
int mq = priv->queue_to_mac80211[queue];
@ -2281,16 +2143,17 @@ void iwlagn_lift_passive_no_rx(struct iwl_priv *priv)
priv->passive_no_rx = false;
}
void iwl_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb)
static void iwl_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
struct ieee80211_tx_info *info;
info = IEEE80211_SKB_CB(skb);
kmem_cache_free(iwl_tx_cmd_pool, (info->driver_data[1]));
iwl_trans_free_tx_cmd(priv->trans, info->driver_data[1]);
dev_kfree_skb_any(skb);
}
void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state)
static void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
@ -2302,7 +2165,7 @@ void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state)
wiphy_rfkill_set_hw_state(priv->hw->wiphy, state);
}
const struct iwl_op_mode_ops iwl_dvm_ops = {
static const struct iwl_op_mode_ops iwl_dvm_ops = {
.start = iwl_op_mode_dvm_start,
.stop = iwl_op_mode_dvm_stop,
.rx = iwl_rx_dispatch,
@ -2321,9 +2184,6 @@ const struct iwl_op_mode_ops iwl_dvm_ops = {
* driver and module entry point
*
*****************************************************************************/
struct kmem_cache *iwl_tx_cmd_pool;
static int __init iwl_init(void)
{
@ -2331,29 +2191,18 @@ static int __init iwl_init(void)
pr_info(DRV_DESCRIPTION ", " DRV_VERSION "\n");
pr_info(DRV_COPYRIGHT "\n");
iwl_tx_cmd_pool = kmem_cache_create("iwl_dev_cmd",
sizeof(struct iwl_device_cmd),
sizeof(void *), 0, NULL);
if (!iwl_tx_cmd_pool)
return -ENOMEM;
ret = iwlagn_rate_control_register();
if (ret) {
pr_err("Unable to register rate control algorithm: %d\n", ret);
goto error_rc_register;
return ret;
}
ret = iwl_opmode_register("iwldvm", &iwl_dvm_ops);
if (ret) {
pr_err("Unable to register op_mode: %d\n", ret);
goto error_opmode_register;
iwlagn_rate_control_unregister();
}
return ret;
error_opmode_register:
iwlagn_rate_control_unregister();
error_rc_register:
kmem_cache_destroy(iwl_tx_cmd_pool);
return ret;
}
module_init(iwl_init);
@ -2362,6 +2211,5 @@ static void __exit iwl_exit(void)
{
iwl_opmode_deregister("iwldvm");
iwlagn_rate_control_unregister();
kmem_cache_destroy(iwl_tx_cmd_pool);
}
module_exit(iwl_exit);

11
drivers/net/wireless/iwlwifi/iwl-power.c → drivers/net/wireless/iwlwifi/dvm/power.c
View File

@ -31,18 +31,15 @@
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/init.h>
#include <net/mac80211.h>
#include "iwl-eeprom.h"
#include "iwl-dev.h"
#include "iwl-agn.h"
#include "iwl-io.h"
#include "iwl-commands.h"
#include "iwl-debug.h"
#include "iwl-power.h"
#include "iwl-trans.h"
#include "iwl-modparams.h"
#include "dev.h"
#include "agn.h"
#include "commands.h"
#include "power.h"
/*
* Setting power level allows the card to go to sleep when not busy.

2
drivers/net/wireless/iwlwifi/iwl-power.h → drivers/net/wireless/iwlwifi/dvm/power.h
View File

@ -28,7 +28,7 @@
#ifndef __iwl_power_setting_h__
#define __iwl_power_setting_h__
#include "iwl-commands.h"
#include "commands.h"
struct iwl_power_mgr {
struct iwl_powertable_cmd sleep_cmd;

50
drivers/net/wireless/iwlwifi/iwl-agn-rs.c → drivers/net/wireless/iwlwifi/dvm/rs.c
View File

@ -35,10 +35,8 @@
#include <linux/workqueue.h>
#include "iwl-dev.h"
#include "iwl-agn.h"
#include "iwl-op-mode.h"
#include "iwl-modparams.h"
#include "dev.h"
#include "agn.h"
#define RS_NAME "iwl-agn-rs"
@ -819,7 +817,7 @@ static u32 rs_get_lower_rate(struct iwl_lq_sta *lq_sta,
if (num_of_ant(tbl->ant_type) > 1)
tbl->ant_type =
first_antenna(priv->hw_params.valid_tx_ant);
first_antenna(priv->eeprom_data->valid_tx_ant);
tbl->is_ht40 = 0;
tbl->is_SGI = 0;
@ -1447,7 +1445,7 @@ static int rs_move_legacy_other(struct iwl_priv *priv,
u32 sz = (sizeof(struct iwl_scale_tbl_info) -
(sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT));
u8 start_action;
u8 valid_tx_ant = priv->hw_params.valid_tx_ant;
u8 valid_tx_ant = priv->eeprom_data->valid_tx_ant;
u8 tx_chains_num = priv->hw_params.tx_chains_num;
int ret = 0;
u8 update_search_tbl_counter = 0;
@ -1465,7 +1463,7 @@ static int rs_move_legacy_other(struct iwl_priv *priv,
case IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS:
/* avoid antenna B and MIMO */
valid_tx_ant =
first_antenna(priv->hw_params.valid_tx_ant);
first_antenna(priv->eeprom_data->valid_tx_ant);
if (tbl->action >= IWL_LEGACY_SWITCH_ANTENNA2 &&
tbl->action != IWL_LEGACY_SWITCH_SISO)
tbl->action = IWL_LEGACY_SWITCH_SISO;
@ -1489,7 +1487,7 @@ static int rs_move_legacy_other(struct iwl_priv *priv,
else if (tbl->action >= IWL_LEGACY_SWITCH_ANTENNA2)
tbl->action = IWL_LEGACY_SWITCH_SISO;
valid_tx_ant =
first_antenna(priv->hw_params.valid_tx_ant);
first_antenna(priv->eeprom_data->valid_tx_ant);
}
start_action = tbl->action;
@ -1623,7 +1621,7 @@ static int rs_move_siso_to_other(struct iwl_priv *priv,
u32 sz = (sizeof(struct iwl_scale_tbl_info) -
(sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT));
u8 start_action;
u8 valid_tx_ant = priv->hw_params.valid_tx_ant;
u8 valid_tx_ant = priv->eeprom_data->valid_tx_ant;
u8 tx_chains_num = priv->hw_params.tx_chains_num;
u8 update_search_tbl_counter = 0;
int ret;
@ -1641,7 +1639,7 @@ static int rs_move_siso_to_other(struct iwl_priv *priv,
case IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS:
/* avoid antenna B and MIMO */
valid_tx_ant =
first_antenna(priv->hw_params.valid_tx_ant);
first_antenna(priv->eeprom_data->valid_tx_ant);
if (tbl->action != IWL_SISO_SWITCH_ANTENNA1)
tbl->action = IWL_SISO_SWITCH_ANTENNA1;
break;
@ -1659,7 +1657,7 @@ static int rs_move_siso_to_other(struct iwl_priv *priv,
/* configure as 1x1 if bt full concurrency */
if (priv->bt_full_concurrent) {
valid_tx_ant =
first_antenna(priv->hw_params.valid_tx_ant);
first_antenna(priv->eeprom_data->valid_tx_ant);
if (tbl->action >= IWL_LEGACY_SWITCH_ANTENNA2)
tbl->action = IWL_SISO_SWITCH_ANTENNA1;
}
@ -1795,7 +1793,7 @@ static int rs_move_mimo2_to_other(struct iwl_priv *priv,
u32 sz = (sizeof(struct iwl_scale_tbl_info) -
(sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT));
u8 start_action;
u8 valid_tx_ant = priv->hw_params.valid_tx_ant;
u8 valid_tx_ant = priv->eeprom_data->valid_tx_ant;
u8 tx_chains_num = priv->hw_params.tx_chains_num;
u8 update_search_tbl_counter = 0;
int ret;
@ -1965,7 +1963,7 @@ static int rs_move_mimo3_to_other(struct iwl_priv *priv,
u32 sz = (sizeof(struct iwl_scale_tbl_info) -
(sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT));
u8 start_action;
u8 valid_tx_ant = priv->hw_params.valid_tx_ant;
u8 valid_tx_ant = priv->eeprom_data->valid_tx_ant;
u8 tx_chains_num = priv->hw_params.tx_chains_num;
int ret;
u8 update_search_tbl_counter = 0;
@ -2699,7 +2697,7 @@ static void rs_initialize_lq(struct iwl_priv *priv,
i = lq_sta->last_txrate_idx;
valid_tx_ant = priv->hw_params.valid_tx_ant;
valid_tx_ant = priv->eeprom_data->valid_tx_ant;
if (!lq_sta->search_better_tbl)
active_tbl = lq_sta->active_tbl;
@ -2893,15 +2891,15 @@ void iwl_rs_rate_init(struct iwl_priv *priv, struct ieee80211_sta *sta, u8 sta_i
/* These values will be overridden later */
lq_sta->lq.general_params.single_stream_ant_msk =
first_antenna(priv->hw_params.valid_tx_ant);
first_antenna(priv->eeprom_data->valid_tx_ant);
lq_sta->lq.general_params.dual_stream_ant_msk =
priv->hw_params.valid_tx_ant &
~first_antenna(priv->hw_params.valid_tx_ant);
priv->eeprom_data->valid_tx_ant &
~first_antenna(priv->eeprom_data->valid_tx_ant);
if (!lq_sta->lq.general_params.dual_stream_ant_msk) {
lq_sta->lq.general_params.dual_stream_ant_msk = ANT_AB;
} else if (num_of_ant(priv->hw_params.valid_tx_ant) == 2) {
} else if (num_of_ant(priv->eeprom_data->valid_tx_ant) == 2) {
lq_sta->lq.general_params.dual_stream_ant_msk =
priv->hw_params.valid_tx_ant;
priv->eeprom_data->valid_tx_ant;
}
/* as default allow aggregation for all tids */
@ -2947,7 +2945,7 @@ static void rs_fill_link_cmd(struct iwl_priv *priv,
if (priv && priv->bt_full_concurrent) {
/* 1x1 only */
tbl_type.ant_type =
first_antenna(priv->hw_params.valid_tx_ant);
first_antenna(priv->eeprom_data->valid_tx_ant);
}
/* How many times should we repeat the initial rate? */
@ -2979,7 +2977,7 @@ static void rs_fill_link_cmd(struct iwl_priv *priv,
if (priv->bt_full_concurrent)
valid_tx_ant = ANT_A;
else
valid_tx_ant = priv->hw_params.valid_tx_ant;
valid_tx_ant = priv->eeprom_data->valid_tx_ant;
}
/* Fill rest of rate table */
@ -3013,7 +3011,7 @@ static void rs_fill_link_cmd(struct iwl_priv *priv,
if (priv && priv->bt_full_concurrent) {
/* 1x1 only */
tbl_type.ant_type =
first_antenna(priv->hw_params.valid_tx_ant);
first_antenna(priv->eeprom_data->valid_tx_ant);
}
/* Indicate to uCode which entries might be MIMO.
@ -3100,7 +3098,7 @@ static void rs_dbgfs_set_mcs(struct iwl_lq_sta *lq_sta,
u8 ant_sel_tx;
priv = lq_sta->drv;
valid_tx_ant = priv->hw_params.valid_tx_ant;
valid_tx_ant = priv->eeprom_data->valid_tx_ant;
if (lq_sta->dbg_fixed_rate) {
ant_sel_tx =
((lq_sta->dbg_fixed_rate & RATE_MCS_ANT_ABC_MSK)
@ -3171,9 +3169,9 @@ static ssize_t rs_sta_dbgfs_scale_table_read(struct file *file,
desc += sprintf(buff+desc, "fixed rate 0x%X\n",
lq_sta->dbg_fixed_rate);
desc += sprintf(buff+desc, "valid_tx_ant %s%s%s\n",
(priv->hw_params.valid_tx_ant & ANT_A) ? "ANT_A," : "",
(priv->hw_params.valid_tx_ant & ANT_B) ? "ANT_B," : "",
(priv->hw_params.valid_tx_ant & ANT_C) ? "ANT_C" : "");
(priv->eeprom_data->valid_tx_ant & ANT_A) ? "ANT_A," : "",
(priv->eeprom_data->valid_tx_ant & ANT_B) ? "ANT_B," : "",
(priv->eeprom_data->valid_tx_ant & ANT_C) ? "ANT_C" : "");
desc += sprintf(buff+desc, "lq type %s\n",
(is_legacy(tbl->lq_type)) ? "legacy" : "HT");
if (is_Ht(tbl->lq_type)) {

3
drivers/net/wireless/iwlwifi/iwl-agn-rs.h → drivers/net/wireless/iwlwifi/dvm/rs.h
View File

@ -29,9 +29,10 @@
#include <net/mac80211.h>
#include "iwl-commands.h"
#include "iwl-config.h"
#include "commands.h"
struct iwl_rate_info {
u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */

10
drivers/net/wireless/iwlwifi/iwl-agn-rx.c → drivers/net/wireless/iwlwifi/dvm/rx.c
View File

@ -32,12 +32,10 @@
#include <linux/sched.h>
#include <net/mac80211.h>
#include <asm/unaligned.h>
#include "iwl-eeprom.h"
#include "iwl-dev.h"
#include "iwl-io.h"
#include "iwl-agn-calib.h"
#include "iwl-agn.h"
#include "iwl-modparams.h"
#include "dev.h"
#include "calib.h"
#include "agn.h"
#define IWL_CMD_ENTRY(x) [x] = #x
@ -1012,6 +1010,8 @@ static int iwlagn_rx_reply_rx(struct iwl_priv *priv,
rx_status.flag |= RX_FLAG_40MHZ;
if (rate_n_flags & RATE_MCS_SGI_MSK)
rx_status.flag |= RX_FLAG_SHORT_GI;
if (rate_n_flags & RATE_MCS_GF_MSK)
rx_status.flag |= RX_FLAG_HT_GF;
iwlagn_pass_packet_to_mac80211(priv, header, len, ampdu_status,
rxb, &rx_status);

52
drivers/net/wireless/iwlwifi/iwl-agn-rxon.c → drivers/net/wireless/iwlwifi/dvm/rxon.c
View File

@ -25,11 +25,11 @@
*****************************************************************************/
#include <linux/etherdevice.h>
#include "iwl-dev.h"
#include "iwl-agn.h"
#include "iwl-agn-calib.h"
#include "iwl-trans.h"
#include "iwl-modparams.h"
#include "dev.h"
#include "agn.h"
#include "calib.h"
/*
* initialize rxon structure with default values from eeprom
@ -37,8 +37,6 @@
void iwl_connection_init_rx_config(struct iwl_priv *priv,
struct iwl_rxon_context *ctx)
{
const struct iwl_channel_info *ch_info;
memset(&ctx->staging, 0, sizeof(ctx->staging));
if (!ctx->vif) {
@ -80,14 +78,8 @@ void iwl_connection_init_rx_config(struct iwl_priv *priv,
ctx->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
#endif
ch_info = iwl_get_channel_info(priv, priv->band,
le16_to_cpu(ctx->active.channel));
if (!ch_info)
ch_info = &priv->channel_info[0];
ctx->staging.channel = cpu_to_le16(ch_info->channel);
priv->band = ch_info->band;
ctx->staging.channel = cpu_to_le16(priv->hw->conf.channel->hw_value);
priv->band = priv->hw->conf.channel->band;
iwl_set_flags_for_band(priv, ctx, priv->band, ctx->vif);
@ -175,7 +167,8 @@ static int iwlagn_disconn_pan(struct iwl_priv *priv,
return ret;
}
void iwlagn_update_qos(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
static void iwlagn_update_qos(struct iwl_priv *priv,
struct iwl_rxon_context *ctx)
{
int ret;
@ -202,8 +195,8 @@ void iwlagn_update_qos(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
IWL_DEBUG_QUIET_RFKILL(priv, "Failed to update QoS\n");
}
int iwlagn_update_beacon(struct iwl_priv *priv,
struct ieee80211_vif *vif)
static int iwlagn_update_beacon(struct iwl_priv *priv,
struct ieee80211_vif *vif)
{
lockdep_assert_held(&priv->mutex);
@ -215,7 +208,7 @@ int iwlagn_update_beacon(struct iwl_priv *priv,
}
static int iwlagn_send_rxon_assoc(struct iwl_priv *priv,
struct iwl_rxon_context *ctx)
struct iwl_rxon_context *ctx)
{
int ret = 0;
struct iwl_rxon_assoc_cmd rxon_assoc;
@ -427,10 +420,10 @@ static int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force)
return -EINVAL;
}
if (tx_power > priv->tx_power_device_lmt) {
if (tx_power > DIV_ROUND_UP(priv->eeprom_data->max_tx_pwr_half_dbm, 2)) {
IWL_WARN(priv,
"Requested user TXPOWER %d above upper limit %d.\n",
tx_power, priv->tx_power_device_lmt);
tx_power, priv->eeprom_data->max_tx_pwr_half_dbm);
return -EINVAL;
}
@ -863,8 +856,8 @@ static int iwl_check_rxon_cmd(struct iwl_priv *priv,
* or is clearing the RXON_FILTER_ASSOC_MSK, then return 1 to indicate that
* a new tune (full RXON command, rather than RXON_ASSOC cmd) is required.
*/
int iwl_full_rxon_required(struct iwl_priv *priv,
struct iwl_rxon_context *ctx)
static int iwl_full_rxon_required(struct iwl_priv *priv,
struct iwl_rxon_context *ctx)
{
const struct iwl_rxon_cmd *staging = &ctx->staging;
const struct iwl_rxon_cmd *active = &ctx->active;
@ -1189,7 +1182,6 @@ int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed)
struct iwl_rxon_context *ctx;
struct ieee80211_conf *conf = &hw->conf;
struct ieee80211_channel *channel = conf->channel;
const struct iwl_channel_info *ch_info;
int ret = 0;
IWL_DEBUG_MAC80211(priv, "enter: changed %#x\n", changed);
@ -1223,14 +1215,6 @@ int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed)
}
if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
ch_info = iwl_get_channel_info(priv, channel->band,
channel->hw_value);
if (!is_channel_valid(ch_info)) {
IWL_DEBUG_MAC80211(priv, "leave - invalid channel\n");
ret = -EINVAL;
goto out;
}
for_each_context(priv, ctx) {
/* Configure HT40 channels */
if (ctx->ht.enabled != conf_is_ht(conf))
@ -1294,9 +1278,9 @@ int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed)
return ret;
}
void iwlagn_check_needed_chains(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
struct ieee80211_bss_conf *bss_conf)
static void iwlagn_check_needed_chains(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
struct ieee80211_bss_conf *bss_conf)
{
struct ieee80211_vif *vif = ctx->vif;
struct iwl_rxon_context *tmp;
@ -1388,7 +1372,7 @@ void iwlagn_check_needed_chains(struct iwl_priv *priv,
ht_conf->single_chain_sufficient = !need_multiple;
}
void iwlagn_chain_noise_reset(struct iwl_priv *priv)
static void iwlagn_chain_noise_reset(struct iwl_priv *priv)
{
struct iwl_chain_noise_data *data = &priv->chain_noise_data;
int ret;

111
drivers/net/wireless/iwlwifi/iwl-scan.c → drivers/net/wireless/iwlwifi/dvm/scan.c
View File

@ -30,11 +30,8 @@
#include <linux/etherdevice.h>
#include <net/mac80211.h>
#include "iwl-eeprom.h"
#include "iwl-dev.h"
#include "iwl-io.h"
#include "iwl-agn.h"
#include "iwl-trans.h"
#include "dev.h"
#include "agn.h"
/* For active scan, listen ACTIVE_DWELL_TIME (msec) on each channel after
* sending probe req. This should be set long enough to hear probe responses
@ -67,7 +64,6 @@ static int iwl_send_scan_abort(struct iwl_priv *priv)
* to receive scan abort command or it does not perform
* hardware scan currently */
if (!test_bit(STATUS_READY, &priv->status) ||
!test_bit(STATUS_GEO_CONFIGURED, &priv->status) ||
!test_bit(STATUS_SCAN_HW, &priv->status) ||
test_bit(STATUS_FW_ERROR, &priv->status))
return -EIO;
@ -101,11 +97,8 @@ static void iwl_complete_scan(struct iwl_priv *priv, bool aborted)
ieee80211_scan_completed(priv->hw, aborted);
}
if (priv->scan_type == IWL_SCAN_ROC) {
ieee80211_remain_on_channel_expired(priv->hw);
priv->hw_roc_channel = NULL;
schedule_delayed_work(&priv->hw_roc_disable_work, 10 * HZ);
}
if (priv->scan_type == IWL_SCAN_ROC)
iwl_scan_roc_expired(priv);
priv->scan_type = IWL_SCAN_NORMAL;
priv->scan_vif = NULL;
@ -134,11 +127,8 @@ static void iwl_process_scan_complete(struct iwl_priv *priv)
goto out_settings;
}
if (priv->scan_type == IWL_SCAN_ROC) {
ieee80211_remain_on_channel_expired(priv->hw);
priv->hw_roc_channel = NULL;
schedule_delayed_work(&priv->hw_roc_disable_work, 10 * HZ);
}
if (priv->scan_type == IWL_SCAN_ROC)
iwl_scan_roc_expired(priv);
if (priv->scan_type != IWL_SCAN_NORMAL && !aborted) {
int err;
@ -453,27 +443,17 @@ static u16 iwl_get_passive_dwell_time(struct iwl_priv *priv,
/* Return valid, unused, channel for a passive scan to reset the RF */
static u8 iwl_get_single_channel_number(struct iwl_priv *priv,
enum ieee80211_band band)
enum ieee80211_band band)
{
const struct iwl_channel_info *ch_info;
int i;
u8 channel = 0;
u8 min, max;
struct ieee80211_supported_band *sband = priv->hw->wiphy->bands[band];
struct iwl_rxon_context *ctx;
int i;
if (band == IEEE80211_BAND_5GHZ) {
min = 14;
max = priv->channel_count;
} else {
min = 0;
max = 14;
}
for (i = min; i < max; i++) {
for (i = 0; i < sband->n_channels; i++) {
bool busy = false;
for_each_context(priv, ctx) {
busy = priv->channel_info[i].channel ==
busy = sband->channels[i].hw_value ==
le16_to_cpu(ctx->staging.channel);
if (busy)
break;
@ -482,13 +462,11 @@ static u8 iwl_get_single_channel_number(struct iwl_priv *priv,
if (busy)
continue;
channel = priv->channel_info[i].channel;
ch_info = iwl_get_channel_info(priv, band, channel);
if (is_channel_valid(ch_info))
break;
if (!(sband->channels[i].flags & IEEE80211_CHAN_DISABLED))
return sband->channels[i].hw_value;
}
return channel;
return 0;
}
static int iwl_get_single_channel_for_scan(struct iwl_priv *priv,
@ -540,7 +518,6 @@ static int iwl_get_channels_for_scan(struct iwl_priv *priv,
{
struct ieee80211_channel *chan;
const struct ieee80211_supported_band *sband;
const struct iwl_channel_info *ch_info;
u16 passive_dwell = 0;
u16 active_dwell = 0;
int added, i;
@ -565,16 +542,7 @@ static int iwl_get_channels_for_scan(struct iwl_priv *priv,
channel = chan->hw_value;
scan_ch->channel = cpu_to_le16(channel);
ch_info = iwl_get_channel_info(priv, band, channel);
if (!is_channel_valid(ch_info)) {
IWL_DEBUG_SCAN(priv,
"Channel %d is INVALID for this band.\n",
channel);
continue;
}
if (!is_active || is_channel_passive(ch_info) ||
(chan->flags & IEEE80211_CHAN_PASSIVE_SCAN))
if (!is_active || (chan->flags & IEEE80211_CHAN_PASSIVE_SCAN))
scan_ch->type = SCAN_CHANNEL_TYPE_PASSIVE;
else
scan_ch->type = SCAN_CHANNEL_TYPE_ACTIVE;
@ -678,12 +646,12 @@ static int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
u16 rx_chain = 0;
enum ieee80211_band band;
u8 n_probes = 0;
u8 rx_ant = priv->hw_params.valid_rx_ant;
u8 rx_ant = priv->eeprom_data->valid_rx_ant;
u8 rate;
bool is_active = false;
int chan_mod;
u8 active_chains;
u8 scan_tx_antennas = priv->hw_params.valid_tx_ant;
u8 scan_tx_antennas = priv->eeprom_data->valid_tx_ant;
int ret;
int scan_cmd_size = sizeof(struct iwl_scan_cmd) +
MAX_SCAN_CHANNEL * sizeof(struct iwl_scan_channel) +
@ -893,7 +861,7 @@ static int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
/* MIMO is not used here, but value is required */
rx_chain |=
priv->hw_params.valid_rx_ant << RXON_RX_CHAIN_VALID_POS;
priv->eeprom_data->valid_rx_ant << RXON_RX_CHAIN_VALID_POS;
rx_chain |= rx_ant << RXON_RX_CHAIN_FORCE_MIMO_SEL_POS;
rx_chain |= rx_ant << RXON_RX_CHAIN_FORCE_SEL_POS;
rx_chain |= 0x1 << RXON_RX_CHAIN_DRIVER_FORCE_POS;
@ -994,8 +962,10 @@ static int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
set_bit(STATUS_SCAN_HW, &priv->status);
ret = iwlagn_set_pan_params(priv);
if (ret)
if (ret) {
clear_bit(STATUS_SCAN_HW, &priv->status);
return ret;
}
ret = iwl_dvm_send_cmd(priv, &cmd);
if (ret) {
@ -1008,7 +978,7 @@ static int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
void iwl_init_scan_params(struct iwl_priv *priv)
{
u8 ant_idx = fls(priv->hw_params.valid_tx_ant) - 1;
u8 ant_idx = fls(priv->eeprom_data->valid_tx_ant) - 1;
if (!priv->scan_tx_ant[IEEE80211_BAND_5GHZ])
priv->scan_tx_ant[IEEE80211_BAND_5GHZ] = ant_idx;
if (!priv->scan_tx_ant[IEEE80211_BAND_2GHZ])
@ -1158,3 +1128,40 @@ void iwl_cancel_scan_deferred_work(struct iwl_priv *priv)
mutex_unlock(&priv->mutex);
}
}
void iwl_scan_roc_expired(struct iwl_priv *priv)
{
/*
* The status bit should be set here, to prevent a race
* where the atomic_read returns 1, but before the execution continues
* iwl_scan_offchannel_skb_status() checks if the status bit is set
*/
set_bit(STATUS_SCAN_ROC_EXPIRED, &priv->status);
if (atomic_read(&priv->num_aux_in_flight) == 0) {
ieee80211_remain_on_channel_expired(priv->hw);
priv->hw_roc_channel = NULL;
schedule_delayed_work(&priv->hw_roc_disable_work,
10 * HZ);
clear_bit(STATUS_SCAN_ROC_EXPIRED, &priv->status);
} else {
IWL_DEBUG_SCAN(priv, "ROC done with %d frames in aux\n",
atomic_read(&priv->num_aux_in_flight));
}
}
void iwl_scan_offchannel_skb(struct iwl_priv *priv)
{
WARN_ON(!priv->hw_roc_start_notified);
atomic_inc(&priv->num_aux_in_flight);
}
void iwl_scan_offchannel_skb_status(struct iwl_priv *priv)
{
if (atomic_dec_return(&priv->num_aux_in_flight) == 0 &&
test_bit(STATUS_SCAN_ROC_EXPIRED, &priv->status)) {
IWL_DEBUG_SCAN(priv, "0 aux frames. Calling ROC expired\n");
iwl_scan_roc_expired(priv);
}
}

61
drivers/net/wireless/iwlwifi/iwl-agn-sta.c → drivers/net/wireless/iwlwifi/dvm/sta.c
View File

@ -28,10 +28,9 @@
*****************************************************************************/
#include <linux/etherdevice.h>
#include <net/mac80211.h>
#include "iwl-dev.h"
#include "iwl-agn.h"
#include "iwl-trans.h"
#include "dev.h"
#include "agn.h"
const u8 iwl_bcast_addr[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
@ -171,26 +170,6 @@ int iwl_send_add_sta(struct iwl_priv *priv,
return cmd.handler_status;
}
static bool iwl_is_channel_extension(struct iwl_priv *priv,
enum ieee80211_band band,
u16 channel, u8 extension_chan_offset)
{
const struct iwl_channel_info *ch_info;
ch_info = iwl_get_channel_info(priv, band, channel);
if (!is_channel_valid(ch_info))
return false;
if (extension_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_ABOVE)
return !(ch_info->ht40_extension_channel &
IEEE80211_CHAN_NO_HT40PLUS);
else if (extension_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_BELOW)
return !(ch_info->ht40_extension_channel &
IEEE80211_CHAN_NO_HT40MINUS);
return false;
}
bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
struct ieee80211_sta_ht_cap *ht_cap)
@ -198,21 +177,25 @@ bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
if (!ctx->ht.enabled || !ctx->ht.is_40mhz)
return false;
/*
* We do not check for IEEE80211_HT_CAP_SUP_WIDTH_20_40
* the bit will not set if it is pure 40MHz case
*/
if (ht_cap && !ht_cap->ht_supported)
return false;
#ifdef CONFIG_IWLWIFI_DEBUGFS
if (priv->disable_ht40)
return false;
#endif
return iwl_is_channel_extension(priv, priv->band,
le16_to_cpu(ctx->staging.channel),
ctx->ht.extension_chan_offset);
/*
* Remainder of this function checks ht_cap, but if it's
* NULL then we can do HT40 (special case for RXON)
*/
if (!ht_cap)
return true;
if (!ht_cap->ht_supported)
return false;
if (!(ht_cap->cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40))
return false;
return true;
}
static void iwl_sta_calc_ht_flags(struct iwl_priv *priv,
@ -650,23 +633,23 @@ static void iwl_sta_fill_lq(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
if (r >= IWL_FIRST_CCK_RATE && r <= IWL_LAST_CCK_RATE)
rate_flags |= RATE_MCS_CCK_MSK;
rate_flags |= first_antenna(priv->hw_params.valid_tx_ant) <<
rate_flags |= first_antenna(priv->eeprom_data->valid_tx_ant) <<
RATE_MCS_ANT_POS;
rate_n_flags = iwl_hw_set_rate_n_flags(iwl_rates[r].plcp, rate_flags);
for (i = 0; i < LINK_QUAL_MAX_RETRY_NUM; i++)
link_cmd->rs_table[i].rate_n_flags = rate_n_flags;
link_cmd->general_params.single_stream_ant_msk =
first_antenna(priv->hw_params.valid_tx_ant);
first_antenna(priv->eeprom_data->valid_tx_ant);
link_cmd->general_params.dual_stream_ant_msk =
priv->hw_params.valid_tx_ant &
~first_antenna(priv->hw_params.valid_tx_ant);
priv->eeprom_data->valid_tx_ant &
~first_antenna(priv->eeprom_data->valid_tx_ant);
if (!link_cmd->general_params.dual_stream_ant_msk) {
link_cmd->general_params.dual_stream_ant_msk = ANT_AB;
} else if (num_of_ant(priv->hw_params.valid_tx_ant) == 2) {
} else if (num_of_ant(priv->eeprom_data->valid_tx_ant) == 2) {
link_cmd->general_params.dual_stream_ant_msk =
priv->hw_params.valid_tx_ant;
priv->eeprom_data->valid_tx_ant;
}
link_cmd->agg_params.agg_dis_start_th =

21
drivers/net/wireless/iwlwifi/iwl-testmode.c → drivers/net/wireless/iwlwifi/dvm/testmode.c
View File

@ -69,15 +69,14 @@
#include <net/cfg80211.h>
#include <net/mac80211.h>
#include <net/netlink.h>
#include "iwl-dev.h"
#include "iwl-debug.h"
#include "iwl-io.h"
#include "iwl-agn.h"
#include "iwl-testmode.h"
#include "iwl-trans.h"
#include "iwl-fh.h"
#include "iwl-prph.h"
#include "dev.h"
#include "agn.h"
#include "testmode.h"
/* Periphery registers absolute lower bound. This is used in order to
@ -89,7 +88,7 @@
/* The TLVs used in the gnl message policy between the kernel module and
* user space application. iwl_testmode_gnl_msg_policy is to be carried
* through the NL80211_CMD_TESTMODE channel regulated by nl80211.
* See iwl-testmode.h
* See testmode.h
*/
static
struct nla_policy iwl_testmode_gnl_msg_policy[IWL_TM_ATTR_MAX] = {
@ -129,7 +128,7 @@ struct nla_policy iwl_testmode_gnl_msg_policy[IWL_TM_ATTR_MAX] = {
};
/*
* See the struct iwl_rx_packet in iwl-commands.h for the format of the
* See the struct iwl_rx_packet in commands.h for the format of the
* received events from the device
*/
static inline int get_event_length(struct iwl_rx_cmd_buffer *rxb)
@ -535,9 +534,9 @@ static int iwl_testmode_driver(struct ieee80211_hw *hw, struct nlattr **tb)
break;
case IWL_TM_CMD_APP2DEV_GET_EEPROM:
if (priv->eeprom) {
if (priv->eeprom_blob) {
skb = cfg80211_testmode_alloc_reply_skb(hw->wiphy,
priv->cfg->base_params->eeprom_size + 20);
priv->eeprom_blob_size + 20);
if (!skb) {
IWL_ERR(priv, "Memory allocation fail\n");
return -ENOMEM;
@ -545,15 +544,15 @@ static int iwl_testmode_driver(struct ieee80211_hw *hw, struct nlattr **tb)
if (nla_put_u32(skb, IWL_TM_ATTR_COMMAND,
IWL_TM_CMD_DEV2APP_EEPROM_RSP) ||
nla_put(skb, IWL_TM_ATTR_EEPROM,
priv->cfg->base_params->eeprom_size,
priv->eeprom))
priv->eeprom_blob_size,
priv->eeprom_blob))
goto nla_put_failure;
status = cfg80211_testmode_reply(skb);
if (status < 0)
IWL_ERR(priv, "Error sending msg : %d\n",
status);
} else
return -EFAULT;
return -ENODATA;
break;
case IWL_TM_CMD_APP2DEV_FIXRATE_REQ:

0
drivers/net/wireless/iwlwifi/iwl-testmode.h → drivers/net/wireless/iwlwifi/dvm/testmode.h
View File

13
drivers/net/wireless/iwlwifi/iwl-agn-tt.c → drivers/net/wireless/iwlwifi/dvm/tt.c
View File

@ -31,17 +31,14 @@
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/init.h>
#include <net/mac80211.h>
#include "iwl-agn.h"
#include "iwl-eeprom.h"
#include "iwl-dev.h"
#include "iwl-io.h"
#include "iwl-commands.h"
#include "iwl-debug.h"
#include "iwl-agn-tt.h"
#include "iwl-modparams.h"
#include "iwl-debug.h"
#include "agn.h"
#include "dev.h"
#include "commands.h"
#include "tt.h"
/* default Thermal Throttling transaction table
* Current state | Throttling Down | Throttling Up

2
drivers/net/wireless/iwlwifi/iwl-agn-tt.h → drivers/net/wireless/iwlwifi/dvm/tt.h
View File

@ -28,7 +28,7 @@
#ifndef __iwl_tt_setting_h__
#define __iwl_tt_setting_h__
#include "iwl-commands.h"
#include "commands.h"
#define IWL_ABSOLUTE_ZERO 0
#define IWL_ABSOLUTE_MAX 0xFFFFFFFF

58
drivers/net/wireless/iwlwifi/iwl-agn-tx.c → drivers/net/wireless/iwlwifi/dvm/tx.c
View File

@ -32,12 +32,11 @@
#include <linux/init.h>
#include <linux/sched.h>
#include <linux/ieee80211.h>
#include "iwl-dev.h"
#include "iwl-io.h"
#include "iwl-agn-hw.h"
#include "iwl-agn.h"
#include "iwl-trans.h"
#include "iwl-agn-hw.h"
#include "dev.h"
#include "agn.h"
static const u8 tid_to_ac[] = {
IEEE80211_AC_BE,
@ -187,7 +186,8 @@ static void iwlagn_tx_cmd_build_rate(struct iwl_priv *priv,
rate_idx = info->control.rates[0].idx;
if (info->control.rates[0].flags & IEEE80211_TX_RC_MCS ||
(rate_idx < 0) || (rate_idx > IWL_RATE_COUNT_LEGACY))
rate_idx = rate_lowest_index(&priv->bands[info->band],
rate_idx = rate_lowest_index(
&priv->eeprom_data->bands[info->band],
info->control.sta);
/* For 5 GHZ band, remap mac80211 rate indices into driver indices */
if (info->band == IEEE80211_BAND_5GHZ)
@ -207,10 +207,11 @@ static void iwlagn_tx_cmd_build_rate(struct iwl_priv *priv,
priv->bt_full_concurrent) {
/* operated as 1x1 in full concurrency mode */
priv->mgmt_tx_ant = iwl_toggle_tx_ant(priv, priv->mgmt_tx_ant,
first_antenna(priv->hw_params.valid_tx_ant));
first_antenna(priv->eeprom_data->valid_tx_ant));
} else
priv->mgmt_tx_ant = iwl_toggle_tx_ant(priv, priv->mgmt_tx_ant,
priv->hw_params.valid_tx_ant);
priv->mgmt_tx_ant = iwl_toggle_tx_ant(
priv, priv->mgmt_tx_ant,
priv->eeprom_data->valid_tx_ant);
rate_flags |= iwl_ant_idx_to_flags(priv->mgmt_tx_ant);
/* Set the rate in the TX cmd */
@ -296,7 +297,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct iwl_station_priv *sta_priv = NULL;
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
struct iwl_device_cmd *dev_cmd = NULL;
struct iwl_device_cmd *dev_cmd;
struct iwl_tx_cmd *tx_cmd;
__le16 fc;
u8 hdr_len;
@ -378,7 +379,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
if (info->flags & IEEE80211_TX_CTL_AMPDU)
is_agg = true;
dev_cmd = kmem_cache_alloc(iwl_tx_cmd_pool, GFP_ATOMIC);
dev_cmd = iwl_trans_alloc_tx_cmd(priv->trans);
if (unlikely(!dev_cmd))
goto drop_unlock_priv;
@ -486,11 +487,14 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
if (sta_priv && sta_priv->client && !is_agg)
atomic_inc(&sta_priv->pending_frames);
if (info->flags & IEEE80211_TX_CTL_TX_OFFCHAN)
iwl_scan_offchannel_skb(priv);
return 0;
drop_unlock_sta:
if (dev_cmd)
kmem_cache_free(iwl_tx_cmd_pool, dev_cmd);
iwl_trans_free_tx_cmd(priv->trans, dev_cmd);
spin_unlock(&priv->sta_lock);
drop_unlock_priv:
return -1;
@ -597,7 +601,7 @@ turn_off:
* time, or we hadn't time to drain the AC queues.
*/
if (agg_state == IWL_AGG_ON)
iwl_trans_tx_agg_disable(priv->trans, txq_id);
iwl_trans_txq_disable(priv->trans, txq_id);
else
IWL_DEBUG_TX_QUEUES(priv, "Don't disable tx agg: %d\n",
agg_state);
@ -686,9 +690,8 @@ int iwlagn_tx_agg_oper(struct iwl_priv *priv, struct ieee80211_vif *vif,
fifo = ctx->ac_to_fifo[tid_to_ac[tid]];
iwl_trans_tx_agg_setup(priv->trans, q, fifo,
sta_priv->sta_id, tid,
buf_size, ssn);
iwl_trans_txq_enable(priv->trans, q, fifo, sta_priv->sta_id, tid,
buf_size, ssn);
/*
* If the limit is 0, then it wasn't initialised yet,
@ -753,8 +756,8 @@ static void iwlagn_check_ratid_empty(struct iwl_priv *priv, int sta_id, u8 tid)
IWL_DEBUG_TX_QUEUES(priv,
"Can continue DELBA flow ssn = next_recl ="
" %d", tid_data->next_reclaimed);
iwl_trans_tx_agg_disable(priv->trans,
tid_data->agg.txq_id);
iwl_trans_txq_disable(priv->trans,
tid_data->agg.txq_id);
iwlagn_dealloc_agg_txq(priv, tid_data->agg.txq_id);
tid_data->agg.state = IWL_AGG_OFF;
ieee80211_stop_tx_ba_cb_irqsafe(vif, addr, tid);
@ -1136,6 +1139,7 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
struct sk_buff *skb;
struct iwl_rxon_context *ctx;
bool is_agg = (txq_id >= IWLAGN_FIRST_AMPDU_QUEUE);
bool is_offchannel_skb;
tid = (tx_resp->ra_tid & IWLAGN_TX_RES_TID_MSK) >>
IWLAGN_TX_RES_TID_POS;
@ -1149,6 +1153,8 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
__skb_queue_head_init(&skbs);
is_offchannel_skb = false;
if (tx_resp->frame_count == 1) {
u16 next_reclaimed = le16_to_cpu(tx_resp->seq_ctl);
next_reclaimed = SEQ_TO_SN(next_reclaimed + 0x10);
@ -1189,8 +1195,8 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
info = IEEE80211_SKB_CB(skb);
ctx = info->driver_data[0];
kmem_cache_free(iwl_tx_cmd_pool,
(info->driver_data[1]));
iwl_trans_free_tx_cmd(priv->trans,
info->driver_data[1]);
memset(&info->status, 0, sizeof(info->status));
@ -1225,10 +1231,19 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
if (!is_agg)
iwlagn_non_agg_tx_status(priv, ctx, hdr->addr1);
is_offchannel_skb =
(info->flags & IEEE80211_TX_CTL_TX_OFFCHAN);
freed++;
}
WARN_ON(!is_agg && freed != 1);
/*
* An offchannel frame can be send only on the AUX queue, where
* there is no aggregation (and reordering) so it only is single
* skb is expected to be processed.
*/
WARN_ON(is_offchannel_skb && freed != 1);
}
iwl_check_abort_status(priv, tx_resp->frame_count, status);
@ -1239,6 +1254,9 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
ieee80211_tx_status(priv->hw, skb);
}
if (is_offchannel_skb)
iwl_scan_offchannel_skb_status(priv);
return 0;
}
@ -1341,7 +1359,7 @@ int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
WARN_ON_ONCE(1);
info = IEEE80211_SKB_CB(skb);
kmem_cache_free(iwl_tx_cmd_pool, (info->driver_data[1]));
iwl_trans_free_tx_cmd(priv->trans, info->driver_data[1]);
if (freed == 1) {
/* this is the first skb we deliver in this batch */

34
drivers/net/wireless/iwlwifi/iwl-ucode.c → drivers/net/wireless/iwlwifi/dvm/ucode.c
View File

@ -30,15 +30,16 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include "iwl-dev.h"
#include "iwl-io.h"
#include "iwl-agn-hw.h"
#include "iwl-agn.h"
#include "iwl-agn-calib.h"
#include "iwl-trans.h"
#include "iwl-fh.h"
#include "iwl-op-mode.h"
#include "dev.h"
#include "agn.h"
#include "calib.h"
/******************************************************************************
*
* uCode download functions
@ -60,8 +61,7 @@ iwl_get_ucode_image(struct iwl_priv *priv, enum iwl_ucode_type ucode_type)
static int iwl_set_Xtal_calib(struct iwl_priv *priv)
{
struct iwl_calib_xtal_freq_cmd cmd;
__le16 *xtal_calib =
(__le16 *)iwl_eeprom_query_addr(priv, EEPROM_XTAL);
__le16 *xtal_calib = priv->eeprom_data->xtal_calib;
iwl_set_calib_hdr(&cmd.hdr, IWL_PHY_CALIBRATE_CRYSTAL_FRQ_CMD);
cmd.cap_pin1 = le16_to_cpu(xtal_calib[0]);
@ -72,12 +72,10 @@ static int iwl_set_Xtal_calib(struct iwl_priv *priv)
static int iwl_set_temperature_offset_calib(struct iwl_priv *priv)
{
struct iwl_calib_temperature_offset_cmd cmd;
__le16 *offset_calib =
(__le16 *)iwl_eeprom_query_addr(priv, EEPROM_RAW_TEMPERATURE);
memset(&cmd, 0, sizeof(cmd));
iwl_set_calib_hdr(&cmd.hdr, IWL_PHY_CALIBRATE_TEMP_OFFSET_CMD);
memcpy(&cmd.radio_sensor_offset, offset_calib, sizeof(*offset_calib));
cmd.radio_sensor_offset = priv->eeprom_data->raw_temperature;
if (!(cmd.radio_sensor_offset))
cmd.radio_sensor_offset = DEFAULT_RADIO_SENSOR_OFFSET;
@ -89,27 +87,17 @@ static int iwl_set_temperature_offset_calib(struct iwl_priv *priv)
static int iwl_set_temperature_offset_calib_v2(struct iwl_priv *priv)
{
struct iwl_calib_temperature_offset_v2_cmd cmd;
__le16 *offset_calib_high = (__le16 *)iwl_eeprom_query_addr(priv,
EEPROM_KELVIN_TEMPERATURE);
__le16 *offset_calib_low =
(__le16 *)iwl_eeprom_query_addr(priv, EEPROM_RAW_TEMPERATURE);
struct iwl_eeprom_calib_hdr *hdr;
memset(&cmd, 0, sizeof(cmd));
iwl_set_calib_hdr(&cmd.hdr, IWL_PHY_CALIBRATE_TEMP_OFFSET_CMD);
hdr = (struct iwl_eeprom_calib_hdr *)iwl_eeprom_query_addr(priv,
EEPROM_CALIB_ALL);
memcpy(&cmd.radio_sensor_offset_high, offset_calib_high,
sizeof(*offset_calib_high));
memcpy(&cmd.radio_sensor_offset_low, offset_calib_low,
sizeof(*offset_calib_low));
if (!(cmd.radio_sensor_offset_low)) {
cmd.radio_sensor_offset_high = priv->eeprom_data->kelvin_temperature;
cmd.radio_sensor_offset_low = priv->eeprom_data->raw_temperature;
if (!cmd.radio_sensor_offset_low) {
IWL_DEBUG_CALIB(priv, "no info in EEPROM, use default\n");
cmd.radio_sensor_offset_low = DEFAULT_RADIO_SENSOR_OFFSET;
cmd.radio_sensor_offset_high = DEFAULT_RADIO_SENSOR_OFFSET;
}
memcpy(&cmd.burntVoltageRef, &hdr->voltage,
sizeof(hdr->voltage));
cmd.burntVoltageRef = priv->eeprom_data->calib_voltage;
IWL_DEBUG_CALIB(priv, "Radio sensor offset high: %d\n",
le16_to_cpu(cmd.radio_sensor_offset_high));
@ -177,7 +165,7 @@ int iwl_init_alive_start(struct iwl_priv *priv)
return 0;
}
int iwl_send_wimax_coex(struct iwl_priv *priv)
static int iwl_send_wimax_coex(struct iwl_priv *priv)
{
struct iwl_wimax_coex_cmd coex_cmd;

26
drivers/net/wireless/iwlwifi/iwl-config.h
View File

@ -113,7 +113,7 @@ enum iwl_led_mode {
#define IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE 0
/* TX queue watchdog timeouts in mSecs */
#define IWL_WATCHHDOG_DISABLED 0
#define IWL_WATCHDOG_DISABLED 0
#define IWL_DEF_WD_TIMEOUT 2000
#define IWL_LONG_WD_TIMEOUT 10000
#define IWL_MAX_WD_TIMEOUT 120000
@ -182,13 +182,34 @@ struct iwl_bt_params {
bool bt_sco_disable;
bool bt_session_2;
};
/*
* @use_rts_for_aggregation: use rts/cts protection for HT traffic
* @ht40_bands: bitmap of bands (using %IEEE80211_BAND_*) that support HT40
*/
struct iwl_ht_params {
enum ieee80211_smps_mode smps_mode;
const bool ht_greenfield_support; /* if used set to true */
bool use_rts_for_aggregation;
enum ieee80211_smps_mode smps_mode;
u8 ht40_bands;
};
/*
* information on how to parse the EEPROM
*/
#define EEPROM_REG_BAND_1_CHANNELS 0x08
#define EEPROM_REG_BAND_2_CHANNELS 0x26
#define EEPROM_REG_BAND_3_CHANNELS 0x42
#define EEPROM_REG_BAND_4_CHANNELS 0x5C
#define EEPROM_REG_BAND_5_CHANNELS 0x74
#define EEPROM_REG_BAND_24_HT40_CHANNELS 0x82
#define EEPROM_REG_BAND_52_HT40_CHANNELS 0x92
#define EEPROM_6000_REG_BAND_24_HT40_CHANNELS 0x80
#define EEPROM_REGULATORY_BAND_NO_HT40 0
struct iwl_eeprom_params {
const u8 regulatory_bands[7];
bool enhanced_txpower;
};
/**
@ -243,6 +264,7 @@ struct iwl_cfg {
/* params likely to change within a device family */
const struct iwl_ht_params *ht_params;
const struct iwl_bt_params *bt_params;
const struct iwl_eeprom_params *eeprom_params;
const bool need_temp_offset_calib; /* if used set to true */
const bool no_xtal_calib;
enum iwl_led_mode led_mode;

28
drivers/net/wireless/iwlwifi/iwl-csr.h
View File

@ -97,13 +97,10 @@
/*
* Hardware revision info
* Bit fields:
* 31-8: Reserved
* 7-4: Type of device: see CSR_HW_REV_TYPE_xxx definitions
* 31-16: Reserved
* 15-4: Type of device: see CSR_HW_REV_TYPE_xxx definitions
* 3-2: Revision step: 0 = A, 1 = B, 2 = C, 3 = D
* 1-0: "Dash" (-) value, as in A-1, etc.
*
* NOTE: Revision step affects calculation of CCK txpower for 4965.
* NOTE: See also CSR_HW_REV_WA_REG (work-around for bug in 4965).
*/
#define CSR_HW_REV (CSR_BASE+0x028)
@ -155,9 +152,21 @@
#define CSR_DBG_LINK_PWR_MGMT_REG (CSR_BASE+0x250)
/* Bits for CSR_HW_IF_CONFIG_REG */
#define CSR_HW_IF_CONFIG_REG_MSK_BOARD_VER (0x00000C00)
#define CSR_HW_IF_CONFIG_REG_BIT_MAC_SI (0x00000100)
#define CSR_HW_IF_CONFIG_REG_MSK_MAC_DASH (0x00000003)
#define CSR_HW_IF_CONFIG_REG_MSK_MAC_STEP (0x0000000C)
#define CSR_HW_IF_CONFIG_REG_MSK_BOARD_VER (0x000000C0)
#define CSR_HW_IF_CONFIG_REG_BIT_MAC_SI (0x00000100)
#define CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI (0x00000200)
#define CSR_HW_IF_CONFIG_REG_MSK_PHY_TYPE (0x00000C00)
#define CSR_HW_IF_CONFIG_REG_MSK_PHY_DASH (0x00003000)
#define CSR_HW_IF_CONFIG_REG_MSK_PHY_STEP (0x0000C000)
#define CSR_HW_IF_CONFIG_REG_POS_MAC_DASH (0)
#define CSR_HW_IF_CONFIG_REG_POS_MAC_STEP (2)
#define CSR_HW_IF_CONFIG_REG_POS_BOARD_VER (6)
#define CSR_HW_IF_CONFIG_REG_POS_PHY_TYPE (10)
#define CSR_HW_IF_CONFIG_REG_POS_PHY_DASH (12)
#define CSR_HW_IF_CONFIG_REG_POS_PHY_STEP (14)
#define CSR_HW_IF_CONFIG_REG_BIT_HAP_WAKE_L1A (0x00080000)
#define CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM (0x00200000)
@ -270,7 +279,10 @@
/* HW REV */
#define CSR_HW_REV_TYPE_MSK (0x00001F0)
#define CSR_HW_REV_DASH(_val) (((_val) & 0x0000003) >> 0)
#define CSR_HW_REV_STEP(_val) (((_val) & 0x000000C) >> 2)
#define CSR_HW_REV_TYPE_MSK (0x000FFF0)
#define CSR_HW_REV_TYPE_5300 (0x0000020)
#define CSR_HW_REV_TYPE_5350 (0x0000030)
#define CSR_HW_REV_TYPE_5100 (0x0000050)

5
drivers/net/wireless/iwlwifi/iwl-debug.h
View File

@ -45,6 +45,7 @@ void __iwl_crit(struct device *dev, const char *fmt, ...) __printf(2, 3);
/* No matter what is m (priv, bus, trans), this will work */
#define IWL_ERR(m, f, a...) __iwl_err((m)->dev, false, false, f, ## a)
#define IWL_ERR_DEV(d, f, a...) __iwl_err((d), false, false, f, ## a)
#define IWL_WARN(m, f, a...) __iwl_warn((m)->dev, f, ## a)
#define IWL_INFO(m, f, a...) __iwl_info((m)->dev, f, ## a)
#define IWL_CRIT(m, f, a...) __iwl_crit((m)->dev, f, ## a)
@ -69,6 +70,8 @@ do { \
#define IWL_DEBUG(m, level, fmt, args...) \
__iwl_dbg((m)->dev, level, false, __func__, fmt, ##args)
#define IWL_DEBUG_DEV(dev, level, fmt, args...) \
__iwl_dbg((dev), level, false, __func__, fmt, ##args)
#define IWL_DEBUG_LIMIT(m, level, fmt, args...) \
__iwl_dbg((m)->dev, level, true, __func__, fmt, ##args)
@ -153,7 +156,7 @@ do { \
#define IWL_DEBUG_LED(p, f, a...) IWL_DEBUG(p, IWL_DL_LED, f, ## a)
#define IWL_DEBUG_WEP(p, f, a...) IWL_DEBUG(p, IWL_DL_WEP, f, ## a)
#define IWL_DEBUG_HC(p, f, a...) IWL_DEBUG(p, IWL_DL_HCMD, f, ## a)
#define IWL_DEBUG_EEPROM(p, f, a...) IWL_DEBUG(p, IWL_DL_EEPROM, f, ## a)
#define IWL_DEBUG_EEPROM(d, f, a...) IWL_DEBUG_DEV(d, IWL_DL_EEPROM, f, ## a)
#define IWL_DEBUG_CALIB(p, f, a...) IWL_DEBUG(p, IWL_DL_CALIB, f, ## a)
#define IWL_DEBUG_FW(p, f, a...) IWL_DEBUG(p, IWL_DL_FW, f, ## a)
#define IWL_DEBUG_RF_KILL(p, f, a...) IWL_DEBUG(p, IWL_DL_RF_KILL, f, ## a)

1
drivers/net/wireless/iwlwifi/iwl-devtrace.h
View File

@ -28,6 +28,7 @@
#define __IWLWIFI_DEVICE_TRACE
#include <linux/tracepoint.h>
#include <linux/device.h>
#if !defined(CONFIG_IWLWIFI_DEVICE_TRACING) || defined(__CHECKER__)

900
drivers/net/wireless/iwlwifi/iwl-eeprom-parse.c 100644
View File

@ -0,0 +1,900 @@
/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2008 - 2012 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
* USA
*
* The full GNU General Public License is included in this distribution
* in the file called LICENSE.GPL.
*
* Contact Information:
* Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
#include <linux/types.h>
#include <linux/slab.h>
#include <linux/export.h>
#include "iwl-modparams.h"
#include "iwl-eeprom-parse.h"
/* EEPROM offset definitions */
/* indirect access definitions */
#define ADDRESS_MSK 0x0000FFFF
#define INDIRECT_TYPE_MSK 0x000F0000
#define INDIRECT_HOST 0x00010000
#define INDIRECT_GENERAL 0x00020000
#define INDIRECT_REGULATORY 0x00030000
#define INDIRECT_CALIBRATION 0x00040000
#define INDIRECT_PROCESS_ADJST 0x00050000
#define INDIRECT_OTHERS 0x00060000
#define INDIRECT_TXP_LIMIT 0x00070000
#define INDIRECT_TXP_LIMIT_SIZE 0x00080000
#define INDIRECT_ADDRESS 0x00100000
/* corresponding link offsets in EEPROM */
#define EEPROM_LINK_HOST (2*0x64)
#define EEPROM_LINK_GENERAL (2*0x65)
#define EEPROM_LINK_REGULATORY (2*0x66)
#define EEPROM_LINK_CALIBRATION (2*0x67)
#define EEPROM_LINK_PROCESS_ADJST (2*0x68)
#define EEPROM_LINK_OTHERS (2*0x69)
#define EEPROM_LINK_TXP_LIMIT (2*0x6a)
#define EEPROM_LINK_TXP_LIMIT_SIZE (2*0x6b)
/* General */
#define EEPROM_DEVICE_ID (2*0x08) /* 2 bytes */
#define EEPROM_SUBSYSTEM_ID (2*0x0A) /* 2 bytes */
#define EEPROM_MAC_ADDRESS (2*0x15) /* 6 bytes */
#define EEPROM_BOARD_REVISION (2*0x35) /* 2 bytes */
#define EEPROM_BOARD_PBA_NUMBER (2*0x3B+1) /* 9 bytes */
#define EEPROM_VERSION (2*0x44) /* 2 bytes */
#define EEPROM_SKU_CAP (2*0x45) /* 2 bytes */
#define EEPROM_OEM_MODE (2*0x46) /* 2 bytes */
#define EEPROM_RADIO_CONFIG (2*0x48) /* 2 bytes */
#define EEPROM_NUM_MAC_ADDRESS (2*0x4C) /* 2 bytes */
/* calibration */
struct iwl_eeprom_calib_hdr {
u8 version;
u8 pa_type;
__le16 voltage;
} __packed;
#define EEPROM_CALIB_ALL (INDIRECT_ADDRESS | INDIRECT_CALIBRATION)
#define EEPROM_XTAL ((2*0x128) | EEPROM_CALIB_ALL)
/* temperature */
#define EEPROM_KELVIN_TEMPERATURE ((2*0x12A) | EEPROM_CALIB_ALL)
#define EEPROM_RAW_TEMPERATURE ((2*0x12B) | EEPROM_CALIB_ALL)
/*
* EEPROM bands
* These are the channel numbers from each band in the order
* that they are stored in the EEPROM band information. Note
* that EEPROM bands aren't the same as mac80211 bands, and
* there are even special "ht40 bands" in the EEPROM.
*/
static const u8 iwl_eeprom_band_1[14] = { /* 2.4 GHz */
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14
};
static const u8 iwl_eeprom_band_2[] = { /* 4915-5080MHz */
183, 184, 185, 187, 188, 189, 192, 196, 7, 8, 11, 12, 16
};
static const u8 iwl_eeprom_band_3[] = { /* 5170-5320MHz */
34, 36, 38, 40, 42, 44, 46, 48, 52, 56, 60, 64
};
static const u8 iwl_eeprom_band_4[] = { /* 5500-5700MHz */
100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140
};
static const u8 iwl_eeprom_band_5[] = { /* 5725-5825MHz */
145, 149, 153, 157, 161, 165
};
static const u8 iwl_eeprom_band_6[] = { /* 2.4 ht40 channel */
1, 2, 3, 4, 5, 6, 7
};
static const u8 iwl_eeprom_band_7[] = { /* 5.2 ht40 channel */
36, 44, 52, 60, 100, 108, 116, 124, 132, 149, 157
};
#define IWL_NUM_CHANNELS (ARRAY_SIZE(iwl_eeprom_band_1) + \
ARRAY_SIZE(iwl_eeprom_band_2) + \
ARRAY_SIZE(iwl_eeprom_band_3) + \
ARRAY_SIZE(iwl_eeprom_band_4) + \
ARRAY_SIZE(iwl_eeprom_band_5))
/* rate data (static) */
static struct ieee80211_rate iwl_cfg80211_rates[] = {
{ .bitrate = 1 * 10, .hw_value = 0, .hw_value_short = 0, },
{ .bitrate = 2 * 10, .hw_value = 1, .hw_value_short = 1,
.flags = IEEE80211_RATE_SHORT_PREAMBLE, },
{ .bitrate = 5.5 * 10, .hw_value = 2, .hw_value_short = 2,
.flags = IEEE80211_RATE_SHORT_PREAMBLE, },
{ .bitrate = 11 * 10, .hw_value = 3, .hw_value_short = 3,
.flags = IEEE80211_RATE_SHORT_PREAMBLE, },
{ .bitrate = 6 * 10, .hw_value = 4, .hw_value_short = 4, },
{ .bitrate = 9 * 10, .hw_value = 5, .hw_value_short = 5, },
{ .bitrate = 12 * 10, .hw_value = 6, .hw_value_short = 6, },
{ .bitrate = 18 * 10, .hw_value = 7, .hw_value_short = 7, },
{ .bitrate = 24 * 10, .hw_value = 8, .hw_value_short = 8, },
{ .bitrate = 36 * 10, .hw_value = 9, .hw_value_short = 9, },
{ .bitrate = 48 * 10, .hw_value = 10, .hw_value_short = 10, },
{ .bitrate = 54 * 10, .hw_value = 11, .hw_value_short = 11, },
};
#define RATES_24_OFFS 0
#define N_RATES_24 ARRAY_SIZE(iwl_cfg80211_rates)
#define RATES_52_OFFS 4
#define N_RATES_52 (N_RATES_24 - RATES_52_OFFS)
/* EEPROM reading functions */
static u16 iwl_eeprom_query16(const u8 *eeprom, size_t eeprom_size, int offset)
{
if (WARN_ON(offset + sizeof(u16) > eeprom_size))
return 0;
return le16_to_cpup((__le16 *)(eeprom + offset));
}
static u32 eeprom_indirect_address(const u8 *eeprom, size_t eeprom_size,
u32 address)
{
u16 offset = 0;
if ((address & INDIRECT_ADDRESS) == 0)
return address;
switch (address & INDIRECT_TYPE_MSK) {
case INDIRECT_HOST:
offset = iwl_eeprom_query16(eeprom, eeprom_size,
EEPROM_LINK_HOST);
break;
case INDIRECT_GENERAL:
offset = iwl_eeprom_query16(eeprom, eeprom_size,
EEPROM_LINK_GENERAL);
break;
case INDIRECT_REGULATORY:
offset = iwl_eeprom_query16(eeprom, eeprom_size,
EEPROM_LINK_REGULATORY);
break;
case INDIRECT_TXP_LIMIT:
offset = iwl_eeprom_query16(eeprom, eeprom_size,
EEPROM_LINK_TXP_LIMIT);
break;
case INDIRECT_TXP_LIMIT_SIZE:
offset = iwl_eeprom_query16(eeprom, eeprom_size,
EEPROM_LINK_TXP_LIMIT_SIZE);
break;
case INDIRECT_CALIBRATION:
offset = iwl_eeprom_query16(eeprom, eeprom_size,
EEPROM_LINK_CALIBRATION);
break;
case INDIRECT_PROCESS_ADJST:
offset = iwl_eeprom_query16(eeprom, eeprom_size,
EEPROM_LINK_PROCESS_ADJST);
break;
case INDIRECT_OTHERS:
offset = iwl_eeprom_query16(eeprom, eeprom_size,
EEPROM_LINK_OTHERS);
break;
default:
WARN_ON(1);
break;
}
/* translate the offset from words to byte */
return (address & ADDRESS_MSK) + (offset << 1);
}
static const u8 *iwl_eeprom_query_addr(const u8 *eeprom, size_t eeprom_size,
u32 offset)
{
u32 address = eeprom_indirect_address(eeprom, eeprom_size, offset);
if (WARN_ON(address >= eeprom_size))
return NULL;
return &eeprom[address];
}
static int iwl_eeprom_read_calib(const u8 *eeprom, size_t eeprom_size,
struct iwl_eeprom_data *data)
{
struct iwl_eeprom_calib_hdr *hdr;
hdr = (void *)iwl_eeprom_query_addr(eeprom, eeprom_size,
EEPROM_CALIB_ALL);
if (!hdr)
return -ENODATA;
data->calib_version = hdr->version;
data->calib_voltage = hdr->voltage;
return 0;
}
/**
* enum iwl_eeprom_channel_flags - channel flags in EEPROM
* @EEPROM_CHANNEL_VALID: channel is usable for this SKU/geo
* @EEPROM_CHANNEL_IBSS: usable as an IBSS channel
* @EEPROM_CHANNEL_ACTIVE: active scanning allowed
* @EEPROM_CHANNEL_RADAR: radar detection required
* @EEPROM_CHANNEL_WIDE: 20 MHz channel okay (?)
* @EEPROM_CHANNEL_DFS: dynamic freq selection candidate
*/
enum iwl_eeprom_channel_flags {
EEPROM_CHANNEL_VALID = BIT(0),
EEPROM_CHANNEL_IBSS = BIT(1),
EEPROM_CHANNEL_ACTIVE = BIT(3),
EEPROM_CHANNEL_RADAR = BIT(4),
EEPROM_CHANNEL_WIDE = BIT(5),
EEPROM_CHANNEL_DFS = BIT(7),
};
/**
* struct iwl_eeprom_channel - EEPROM channel data
* @flags: %EEPROM_CHANNEL_* flags
* @max_power_avg: max power (in dBm) on this channel, at most 31 dBm
*/
struct iwl_eeprom_channel {
u8 flags;
s8 max_power_avg;
} __packed;
enum iwl_eeprom_enhanced_txpwr_flags {
IWL_EEPROM_ENH_TXP_FL_VALID = BIT(0),
IWL_EEPROM_ENH_TXP_FL_BAND_52G = BIT(1),
IWL_EEPROM_ENH_TXP_FL_OFDM = BIT(2),
IWL_EEPROM_ENH_TXP_FL_40MHZ = BIT(3),
IWL_EEPROM_ENH_TXP_FL_HT_AP = BIT(4),
IWL_EEPROM_ENH_TXP_FL_RES1 = BIT(5),
IWL_EEPROM_ENH_TXP_FL_RES2 = BIT(6),
IWL_EEPROM_ENH_TXP_FL_COMMON_TYPE = BIT(7),
};
/**
* iwl_eeprom_enhanced_txpwr structure
* @flags: entry flags
* @channel: channel number
* @chain_a_max_pwr: chain a max power in 1/2 dBm
* @chain_b_max_pwr: chain b max power in 1/2 dBm
* @chain_c_max_pwr: chain c max power in 1/2 dBm
* @delta_20_in_40: 20-in-40 deltas (hi/lo)
* @mimo2_max_pwr: mimo2 max power in 1/2 dBm
* @mimo3_max_pwr: mimo3 max power in 1/2 dBm
*
* This structure presents the enhanced regulatory tx power limit layout
* in an EEPROM image.
*/
struct iwl_eeprom_enhanced_txpwr {
u8 flags;
u8 channel;
s8 chain_a_max;
s8 chain_b_max;
s8 chain_c_max;
u8 delta_20_in_40;
s8 mimo2_max;
s8 mimo3_max;
} __packed;
static s8 iwl_get_max_txpwr_half_dbm(const struct iwl_eeprom_data *data,
struct iwl_eeprom_enhanced_txpwr *txp)
{
s8 result = 0; /* (.5 dBm) */
/* Take the highest tx power from any valid chains */
if (data->valid_tx_ant & ANT_A && txp->chain_a_max > result)
result = txp->chain_a_max;
if (data->valid_tx_ant & ANT_B && txp->chain_b_max > result)
result = txp->chain_b_max;
if (data->valid_tx_ant & ANT_C && txp->chain_c_max > result)
result = txp->chain_c_max;
if ((data->valid_tx_ant == ANT_AB ||
data->valid_tx_ant == ANT_BC ||
data->valid_tx_ant == ANT_AC) && txp->mimo2_max > result)
result = txp->mimo2_max;
if (data->valid_tx_ant == ANT_ABC && txp->mimo3_max > result)
result = txp->mimo3_max;
return result;
}
#define EEPROM_TXP_OFFS (0x00 | INDIRECT_ADDRESS | INDIRECT_TXP_LIMIT)
#define EEPROM_TXP_ENTRY_LEN sizeof(struct iwl_eeprom_enhanced_txpwr)
#define EEPROM_TXP_SZ_OFFS (0x00 | INDIRECT_ADDRESS | INDIRECT_TXP_LIMIT_SIZE)
#define TXP_CHECK_AND_PRINT(x) \
((txp->flags & IWL_EEPROM_ENH_TXP_FL_##x) ? # x " " : "")
static void
iwl_eeprom_enh_txp_read_element(struct iwl_eeprom_data *data,
struct iwl_eeprom_enhanced_txpwr *txp,
int n_channels, s8 max_txpower_avg)
{
int ch_idx;
enum ieee80211_band band;
band = txp->flags & IWL_EEPROM_ENH_TXP_FL_BAND_52G ?
IEEE80211_BAND_5GHZ : IEEE80211_BAND_2GHZ;
for (ch_idx = 0; ch_idx < n_channels; ch_idx++) {
struct ieee80211_channel *chan = &data->channels[ch_idx];
/* update matching channel or from common data only */
if (txp->channel != 0 && chan->hw_value != txp->channel)
continue;
/* update matching band only */
if (band != chan->band)
continue;
if (chan->max_power < max_txpower_avg &&
!(txp->flags & IWL_EEPROM_ENH_TXP_FL_40MHZ))
chan->max_power = max_txpower_avg;
}
}
static void iwl_eeprom_enhanced_txpower(struct device *dev,
struct iwl_eeprom_data *data,
const u8 *eeprom, size_t eeprom_size,
int n_channels)
{
struct iwl_eeprom_enhanced_txpwr *txp_array, *txp;
int idx, entries;
__le16 *txp_len;
s8 max_txp_avg_halfdbm;
BUILD_BUG_ON(sizeof(struct iwl_eeprom_enhanced_txpwr) != 8);
/* the length is in 16-bit words, but we want entries */
txp_len = (__le16 *)iwl_eeprom_query_addr(eeprom, eeprom_size,
EEPROM_TXP_SZ_OFFS);
entries = le16_to_cpup(txp_len) * 2 / EEPROM_TXP_ENTRY_LEN;
txp_array = (void *)iwl_eeprom_query_addr(eeprom, eeprom_size,
EEPROM_TXP_OFFS);
for (idx = 0; idx < entries; idx++) {
txp = &txp_array[idx];
/* skip invalid entries */
if (!(txp->flags & IWL_EEPROM_ENH_TXP_FL_VALID))
continue;
IWL_DEBUG_EEPROM(dev, "%s %d:\t %s%s%s%s%s%s%s%s (0x%02x)\n",
(txp->channel && (txp->flags &
IWL_EEPROM_ENH_TXP_FL_COMMON_TYPE)) ?
"Common " : (txp->channel) ?
"Channel" : "Common",
(txp->channel),
TXP_CHECK_AND_PRINT(VALID),
TXP_CHECK_AND_PRINT(BAND_52G),
TXP_CHECK_AND_PRINT(OFDM),
TXP_CHECK_AND_PRINT(40MHZ),
TXP_CHECK_AND_PRINT(HT_AP),
TXP_CHECK_AND_PRINT(RES1),
TXP_CHECK_AND_PRINT(RES2),
TXP_CHECK_AND_PRINT(COMMON_TYPE),
txp->flags);
IWL_DEBUG_EEPROM(dev,
"\t\t chain_A: 0x%02x chain_B: 0X%02x chain_C: 0X%02x\n",
txp->chain_a_max, txp->chain_b_max,
txp->chain_c_max);
IWL_DEBUG_EEPROM(dev,
"\t\t MIMO2: 0x%02x MIMO3: 0x%02x High 20_on_40: 0x%02x Low 20_on_40: 0x%02x\n",
txp->mimo2_max, txp->mimo3_max,
((txp->delta_20_in_40 & 0xf0) >> 4),
(txp->delta_20_in_40 & 0x0f));
max_txp_avg_halfdbm = iwl_get_max_txpwr_half_dbm(data, txp);
iwl_eeprom_enh_txp_read_element(data, txp, n_channels,
DIV_ROUND_UP(max_txp_avg_halfdbm, 2));
if (max_txp_avg_halfdbm > data->max_tx_pwr_half_dbm)
data->max_tx_pwr_half_dbm = max_txp_avg_halfdbm;
}
}
static void iwl_init_band_reference(const struct iwl_cfg *cfg,
const u8 *eeprom, size_t eeprom_size,
int eeprom_band, int *eeprom_ch_count,
const struct iwl_eeprom_channel **ch_info,
const u8 **eeprom_ch_array)
{
u32 offset = cfg->eeprom_params->regulatory_bands[eeprom_band - 1];
offset |= INDIRECT_ADDRESS | INDIRECT_REGULATORY;
*ch_info = (void *)iwl_eeprom_query_addr(eeprom, eeprom_size, offset);
switch (eeprom_band) {
case 1: /* 2.4GHz band */
*eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_1);
*eeprom_ch_array = iwl_eeprom_band_1;
break;
case 2: /* 4.9GHz band */
*eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_2);
*eeprom_ch_array = iwl_eeprom_band_2;
break;
case 3: /* 5.2GHz band */
*eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_3);
*eeprom_ch_array = iwl_eeprom_band_3;
break;
case 4: /* 5.5GHz band */
*eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_4);
*eeprom_ch_array = iwl_eeprom_band_4;
break;
case 5: /* 5.7GHz band */
*eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_5);
*eeprom_ch_array = iwl_eeprom_band_5;
break;
case 6: /* 2.4GHz ht40 channels */
*eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_6);
*eeprom_ch_array = iwl_eeprom_band_6;
break;
case 7: /* 5 GHz ht40 channels */
*eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_7);
*eeprom_ch_array = iwl_eeprom_band_7;
break;
default:
*eeprom_ch_count = 0;
*eeprom_ch_array = NULL;
WARN_ON(1);
}
}
#define CHECK_AND_PRINT(x) \
((eeprom_ch->flags & EEPROM_CHANNEL_##x) ? # x " " : "")
static void iwl_mod_ht40_chan_info(struct device *dev,
struct iwl_eeprom_data *data, int n_channels,
enum ieee80211_band band, u16 channel,
const struct iwl_eeprom_channel *eeprom_ch,
u8 clear_ht40_extension_channel)
{
struct ieee80211_channel *chan = NULL;
int i;
for (i = 0; i < n_channels; i++) {
if (data->channels[i].band != band)
continue;
if (data->channels[i].hw_value != channel)
continue;
chan = &data->channels[i];
break;
}
if (!chan)
return;
IWL_DEBUG_EEPROM(dev,
"HT40 Ch. %d [%sGHz] %s%s%s%s%s(0x%02x %ddBm): Ad-Hoc %ssupported\n",
channel,
band == IEEE80211_BAND_5GHZ ? "5.2" : "2.4",
CHECK_AND_PRINT(IBSS),
CHECK_AND_PRINT(ACTIVE),
CHECK_AND_PRINT(RADAR),
CHECK_AND_PRINT(WIDE),
CHECK_AND_PRINT(DFS),
eeprom_ch->flags,
eeprom_ch->max_power_avg,
((eeprom_ch->flags & EEPROM_CHANNEL_IBSS) &&
!(eeprom_ch->flags & EEPROM_CHANNEL_RADAR)) ? ""
: "not ");
if (eeprom_ch->flags & EEPROM_CHANNEL_VALID)
chan->flags &= ~clear_ht40_extension_channel;
}
#define CHECK_AND_PRINT_I(x) \
((eeprom_ch_info[ch_idx].flags & EEPROM_CHANNEL_##x) ? # x " " : "")
static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg,
struct iwl_eeprom_data *data,
const u8 *eeprom, size_t eeprom_size)
{
int band, ch_idx;
const struct iwl_eeprom_channel *eeprom_ch_info;
const u8 *eeprom_ch_array;
int eeprom_ch_count;
int n_channels = 0;
/*
* Loop through the 5 EEPROM bands and add them to the parse list
*/
for (band = 1; band <= 5; band++) {
struct ieee80211_channel *channel;
iwl_init_band_reference(cfg, eeprom, eeprom_size, band,
&eeprom_ch_count, &eeprom_ch_info,
&eeprom_ch_array);
/* Loop through each band adding each of the channels */
for (ch_idx = 0; ch_idx < eeprom_ch_count; ch_idx++) {
const struct iwl_eeprom_channel *eeprom_ch;
eeprom_ch = &eeprom_ch_info[ch_idx];
if (!(eeprom_ch->flags & EEPROM_CHANNEL_VALID)) {
IWL_DEBUG_EEPROM(dev,
"Ch. %d Flags %x [%sGHz] - No traffic\n",
eeprom_ch_array[ch_idx],
eeprom_ch_info[ch_idx].flags,
(band != 1) ? "5.2" : "2.4");
continue;
}
channel = &data->channels[n_channels];
n_channels++;
channel->hw_value = eeprom_ch_array[ch_idx];
channel->band = (band == 1) ? IEEE80211_BAND_2GHZ
: IEEE80211_BAND_5GHZ;
channel->center_freq =
ieee80211_channel_to_frequency(
channel->hw_value, channel->band);
/* set no-HT40, will enable as appropriate later */
channel->flags = IEEE80211_CHAN_NO_HT40;
if (!(eeprom_ch->flags & EEPROM_CHANNEL_IBSS))
channel->flags |= IEEE80211_CHAN_NO_IBSS;
if (!(eeprom_ch->flags & EEPROM_CHANNEL_ACTIVE))
channel->flags |= IEEE80211_CHAN_PASSIVE_SCAN;
if (eeprom_ch->flags & EEPROM_CHANNEL_RADAR)
channel->flags |= IEEE80211_CHAN_RADAR;
/* Initialize regulatory-based run-time data */
channel->max_power =
eeprom_ch_info[ch_idx].max_power_avg;
IWL_DEBUG_EEPROM(dev,
"Ch. %d [%sGHz] %s%s%s%s%s%s(0x%02x %ddBm): Ad-Hoc %ssupported\n",
channel->hw_value,
(band != 1) ? "5.2" : "2.4",
CHECK_AND_PRINT_I(VALID),
CHECK_AND_PRINT_I(IBSS),
CHECK_AND_PRINT_I(ACTIVE),
CHECK_AND_PRINT_I(RADAR),
CHECK_AND_PRINT_I(WIDE),
CHECK_AND_PRINT_I(DFS),
eeprom_ch_info[ch_idx].flags,
eeprom_ch_info[ch_idx].max_power_avg,
((eeprom_ch_info[ch_idx].flags &
EEPROM_CHANNEL_IBSS) &&
!(eeprom_ch_info[ch_idx].flags &
EEPROM_CHANNEL_RADAR))
? "" : "not ");
}
}
if (cfg->eeprom_params->enhanced_txpower) {
/*
* for newer device (6000 series and up)
* EEPROM contain enhanced tx power information
* driver need to process addition information
* to determine the max channel tx power limits
*/
iwl_eeprom_enhanced_txpower(dev, data, eeprom, eeprom_size,
n_channels);
} else {
/* All others use data from channel map */
int i;
data->max_tx_pwr_half_dbm = -128;
for (i = 0; i < n_channels; i++)
data->max_tx_pwr_half_dbm =
max_t(s8, data->max_tx_pwr_half_dbm,
data->channels[i].max_power * 2);
}
/* Check if we do have HT40 channels */
if (cfg->eeprom_params->regulatory_bands[5] ==
EEPROM_REGULATORY_BAND_NO_HT40 &&
cfg->eeprom_params->regulatory_bands[6] ==
EEPROM_REGULATORY_BAND_NO_HT40)
return n_channels;
/* Two additional EEPROM bands for 2.4 and 5 GHz HT40 channels */
for (band = 6; band <= 7; band++) {
enum ieee80211_band ieeeband;
iwl_init_band_reference(cfg, eeprom, eeprom_size, band,
&eeprom_ch_count, &eeprom_ch_info,
&eeprom_ch_array);
/* EEPROM band 6 is 2.4, band 7 is 5 GHz */
ieeeband = (band == 6) ? IEEE80211_BAND_2GHZ
: IEEE80211_BAND_5GHZ;
/* Loop through each band adding each of the channels */
for (ch_idx = 0; ch_idx < eeprom_ch_count; ch_idx++) {
/* Set up driver's info for lower half */
iwl_mod_ht40_chan_info(dev, data, n_channels, ieeeband,
eeprom_ch_array[ch_idx],
&eeprom_ch_info[ch_idx],
IEEE80211_CHAN_NO_HT40PLUS);
/* Set up driver's info for upper half */
iwl_mod_ht40_chan_info(dev, data, n_channels, ieeeband,
eeprom_ch_array[ch_idx] + 4,
&eeprom_ch_info[ch_idx],
IEEE80211_CHAN_NO_HT40MINUS);
}
}
return n_channels;
}
static int iwl_init_sband_channels(struct iwl_eeprom_data *data,
struct ieee80211_supported_band *sband,
int n_channels, enum ieee80211_band band)
{
struct ieee80211_channel *chan = &data->channels[0];
int n = 0, idx = 0;
while (chan->band != band && idx < n_channels)
chan = &data->channels[++idx];
sband->channels = &data->channels[idx];
while (chan->band == band && idx < n_channels) {
chan = &data->channels[++idx];
n++;
}
sband->n_channels = n;
return n;
}
#define MAX_BIT_RATE_40_MHZ 150 /* Mbps */
#define MAX_BIT_RATE_20_MHZ 72 /* Mbps */
static void iwl_init_ht_hw_capab(const struct iwl_cfg *cfg,
struct iwl_eeprom_data *data,
struct ieee80211_sta_ht_cap *ht_info,
enum ieee80211_band band)
{
int max_bit_rate = 0;
u8 rx_chains;
u8 tx_chains;
tx_chains = hweight8(data->valid_tx_ant);
if (cfg->rx_with_siso_diversity)
rx_chains = 1;
else
rx_chains = hweight8(data->valid_rx_ant);
if (!(data->sku & EEPROM_SKU_CAP_11N_ENABLE) || !cfg->ht_params) {
ht_info->ht_supported = false;
return;
}
ht_info->ht_supported = true;
ht_info->cap = 0;
if (iwlwifi_mod_params.amsdu_size_8K)
ht_info->cap |= IEEE80211_HT_CAP_MAX_AMSDU;
ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_4;
ht_info->mcs.rx_mask[0] = 0xFF;
if (rx_chains >= 2)
ht_info->mcs.rx_mask[1] = 0xFF;
if (rx_chains >= 3)
ht_info->mcs.rx_mask[2] = 0xFF;
if (cfg->ht_params->ht_greenfield_support)
ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD;
ht_info->cap |= IEEE80211_HT_CAP_SGI_20;
max_bit_rate = MAX_BIT_RATE_20_MHZ;
if (cfg->ht_params->ht40_bands & BIT(band)) {
ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40;
ht_info->cap |= IEEE80211_HT_CAP_SGI_40;
ht_info->mcs.rx_mask[4] = 0x01;
max_bit_rate = MAX_BIT_RATE_40_MHZ;
}
/* Highest supported Rx data rate */
max_bit_rate *= rx_chains;
WARN_ON(max_bit_rate & ~IEEE80211_HT_MCS_RX_HIGHEST_MASK);
ht_info->mcs.rx_highest = cpu_to_le16(max_bit_rate);
/* Tx MCS capabilities */
ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
if (tx_chains != rx_chains) {
ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF;
ht_info->mcs.tx_params |= ((tx_chains - 1) <<
IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT);
}
}
static void iwl_init_sbands(struct device *dev, const struct iwl_cfg *cfg,
struct iwl_eeprom_data *data,
const u8 *eeprom, size_t eeprom_size)
{
int n_channels = iwl_init_channel_map(dev, cfg, data,
eeprom, eeprom_size);
int n_used = 0;
struct ieee80211_supported_band *sband;
sband = &data->bands[IEEE80211_BAND_2GHZ];
sband->band = IEEE80211_BAND_2GHZ;
sband->bitrates = &iwl_cfg80211_rates[RATES_24_OFFS];
sband->n_bitrates = N_RATES_24;
n_used += iwl_init_sband_channels(data, sband, n_channels,
IEEE80211_BAND_2GHZ);
iwl_init_ht_hw_capab(cfg, data, &sband->ht_cap, IEEE80211_BAND_2GHZ);
sband = &data->bands[IEEE80211_BAND_5GHZ];
sband->band = IEEE80211_BAND_5GHZ;
sband->bitrates = &iwl_cfg80211_rates[RATES_52_OFFS];
sband->n_bitrates = N_RATES_52;
n_used += iwl_init_sband_channels(data, sband, n_channels,
IEEE80211_BAND_5GHZ);
iwl_init_ht_hw_capab(cfg, data, &sband->ht_cap, IEEE80211_BAND_5GHZ);
if (n_channels != n_used)
IWL_ERR_DEV(dev, "EEPROM: used only %d of %d channels\n",
n_used, n_channels);
}
/* EEPROM data functions */
struct iwl_eeprom_data *
iwl_parse_eeprom_data(struct device *dev, const struct iwl_cfg *cfg,
const u8 *eeprom, size_t eeprom_size)
{
struct iwl_eeprom_data *data;
const void *tmp;
if (WARN_ON(!cfg || !cfg->eeprom_params))
return NULL;
data = kzalloc(sizeof(*data) +
sizeof(struct ieee80211_channel) * IWL_NUM_CHANNELS,
GFP_KERNEL);
if (!data)
return NULL;
/* get MAC address(es) */
tmp = iwl_eeprom_query_addr(eeprom, eeprom_size, EEPROM_MAC_ADDRESS);
if (!tmp)
goto err_free;
memcpy(data->hw_addr, tmp, ETH_ALEN);
data->n_hw_addrs = iwl_eeprom_query16(eeprom, eeprom_size,
EEPROM_NUM_MAC_ADDRESS);
if (iwl_eeprom_read_calib(eeprom, eeprom_size, data))
goto err_free;
tmp = iwl_eeprom_query_addr(eeprom, eeprom_size, EEPROM_XTAL);
if (!tmp)
goto err_free;
memcpy(data->xtal_calib, tmp, sizeof(data->xtal_calib));
tmp = iwl_eeprom_query_addr(eeprom, eeprom_size,
EEPROM_RAW_TEMPERATURE);
if (!tmp)
goto err_free;
data->raw_temperature = *(__le16 *)tmp;
tmp = iwl_eeprom_query_addr(eeprom, eeprom_size,
EEPROM_KELVIN_TEMPERATURE);
if (!tmp)
goto err_free;
data->kelvin_temperature = *(__le16 *)tmp;
data->kelvin_voltage = *((__le16 *)tmp + 1);
data->radio_cfg = iwl_eeprom_query16(eeprom, eeprom_size,
EEPROM_RADIO_CONFIG);
data->sku = iwl_eeprom_query16(eeprom, eeprom_size,
EEPROM_SKU_CAP);
data->eeprom_version = iwl_eeprom_query16(eeprom, eeprom_size,
EEPROM_VERSION);
data->valid_tx_ant = EEPROM_RF_CFG_TX_ANT_MSK(data->radio_cfg);
data->valid_rx_ant = EEPROM_RF_CFG_RX_ANT_MSK(data->radio_cfg);
/* check overrides (some devices have wrong EEPROM) */
if (cfg->valid_tx_ant)
data->valid_tx_ant = cfg->valid_tx_ant;
if (cfg->valid_rx_ant)
data->valid_rx_ant = cfg->valid_rx_ant;
if (!data->valid_tx_ant || !data->valid_rx_ant) {
IWL_ERR_DEV(dev, "invalid antennas (0x%x, 0x%x)\n",
data->valid_tx_ant, data->valid_rx_ant);
goto err_free;
}
iwl_init_sbands(dev, cfg, data, eeprom, eeprom_size);
return data;
err_free:
kfree(data);
return NULL;
}
EXPORT_SYMBOL_GPL(iwl_parse_eeprom_data);
/* helper functions */
int iwl_eeprom_check_version(struct iwl_eeprom_data *data,
struct iwl_trans *trans)
{
if (data->eeprom_version >= trans->cfg->eeprom_ver ||
data->calib_version >= trans->cfg->eeprom_calib_ver) {
IWL_INFO(trans, "device EEPROM VER=0x%x, CALIB=0x%x\n",
data->eeprom_version, data->calib_version);
return 0;
}
IWL_ERR(trans,
"Unsupported (too old) EEPROM VER=0x%x < 0x%x CALIB=0x%x < 0x%x\n",
data->eeprom_version, trans->cfg->eeprom_ver,
data->calib_version, trans->cfg->eeprom_calib_ver);
return -EINVAL;
}
EXPORT_SYMBOL_GPL(iwl_eeprom_check_version);

138
drivers/net/wireless/iwlwifi/iwl-eeprom-parse.h 100644
View File

@ -0,0 +1,138 @@
/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2008 - 2012 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
* USA
*
* The full GNU General Public License is included in this distribution
* in the file called LICENSE.GPL.
*
* Contact Information:
* Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
#ifndef __iwl_eeprom_parse_h__
#define __iwl_eeprom_parse_h__
#include <linux/types.h>
#include <linux/if_ether.h>
#include "iwl-trans.h"
/* SKU Capabilities (actual values from EEPROM definition) */
#define EEPROM_SKU_CAP_BAND_24GHZ (1 << 4)
#define EEPROM_SKU_CAP_BAND_52GHZ (1 << 5)
#define EEPROM_SKU_CAP_11N_ENABLE (1 << 6)
#define EEPROM_SKU_CAP_AMT_ENABLE (1 << 7)
#define EEPROM_SKU_CAP_IPAN_ENABLE (1 << 8)
/* radio config bits (actual values from EEPROM definition) */
#define EEPROM_RF_CFG_TYPE_MSK(x) (x & 0x3) /* bits 0-1 */
#define EEPROM_RF_CFG_STEP_MSK(x) ((x >> 2) & 0x3) /* bits 2-3 */
#define EEPROM_RF_CFG_DASH_MSK(x) ((x >> 4) & 0x3) /* bits 4-5 */
#define EEPROM_RF_CFG_PNUM_MSK(x) ((x >> 6) & 0x3) /* bits 6-7 */
#define EEPROM_RF_CFG_TX_ANT_MSK(x) ((x >> 8) & 0xF) /* bits 8-11 */
#define EEPROM_RF_CFG_RX_ANT_MSK(x) ((x >> 12) & 0xF) /* bits 12-15 */
struct iwl_eeprom_data {
int n_hw_addrs;
u8 hw_addr[ETH_ALEN];
u16 radio_config;
u8 calib_version;
__le16 calib_voltage;
__le16 raw_temperature;
__le16 kelvin_temperature;
__le16 kelvin_voltage;
__le16 xtal_calib[2];
u16 sku;
u16 radio_cfg;
u16 eeprom_version;
s8 max_tx_pwr_half_dbm;
u8 valid_tx_ant, valid_rx_ant;
struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS];
struct ieee80211_channel channels[];
};
/**
* iwl_parse_eeprom_data - parse EEPROM data and return values
*
* @dev: device pointer we're parsing for, for debug only
* @cfg: device configuration for parsing and overrides
* @eeprom: the EEPROM data
* @eeprom_size: length of the EEPROM data
*
* This function parses all EEPROM values we need and then
* returns a (newly allocated) struct containing all the
* relevant values for driver use. The struct must be freed
* later with iwl_free_eeprom_data().
*/
struct iwl_eeprom_data *
iwl_parse_eeprom_data(struct device *dev, const struct iwl_cfg *cfg,
const u8 *eeprom, size_t eeprom_size);
/**
* iwl_free_eeprom_data - free EEPROM data
* @data: the data to free
*/
static inline void iwl_free_eeprom_data(struct iwl_eeprom_data *data)
{
kfree(data);
}
int iwl_eeprom_check_version(struct iwl_eeprom_data *data,
struct iwl_trans *trans);
#endif /* __iwl_eeprom_parse_h__ */

463
drivers/net/wireless/iwlwifi/iwl-eeprom-read.c 100644
View File

@ -0,0 +1,463 @@
/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2008 - 2012 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
* USA
*
* The full GNU General Public License is included in this distribution
* in the file called LICENSE.GPL.
*
* Contact Information:
* Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
#include <linux/types.h>
#include <linux/slab.h>
#include <linux/export.h>
#include "iwl-debug.h"
#include "iwl-eeprom-read.h"
#include "iwl-io.h"
#include "iwl-prph.h"
#include "iwl-csr.h"
/*
* EEPROM access time values:
*
* Driver initiates EEPROM read by writing byte address << 1 to CSR_EEPROM_REG.
* Driver then polls CSR_EEPROM_REG for CSR_EEPROM_REG_READ_VALID_MSK (0x1).
* When polling, wait 10 uSec between polling loops, up to a maximum 5000 uSec.
* Driver reads 16-bit value from bits 31-16 of CSR_EEPROM_REG.
*/
#define IWL_EEPROM_ACCESS_TIMEOUT 5000 /* uSec */
#define IWL_EEPROM_SEM_TIMEOUT 10 /* microseconds */
#define IWL_EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */
/*
* The device's EEPROM semaphore prevents conflicts between driver and uCode
* when accessing the EEPROM; each access is a series of pulses to/from the
* EEPROM chip, not a single event, so even reads could conflict if they
* weren't arbitrated by the semaphore.
*/
#define EEPROM_SEM_TIMEOUT 10 /* milliseconds */
#define EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */
static int iwl_eeprom_acquire_semaphore(struct iwl_trans *trans)
{
u16 count;
int ret;
for (count = 0; count < EEPROM_SEM_RETRY_LIMIT; count++) {
/* Request semaphore */
iwl_set_bit(trans, CSR_HW_IF_CONFIG_REG,
CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM);
/* See if we got it */
ret = iwl_poll_bit(trans, CSR_HW_IF_CONFIG_REG,
CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM,
CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM,
EEPROM_SEM_TIMEOUT);
if (ret >= 0) {
IWL_DEBUG_EEPROM(trans->dev,
"Acquired semaphore after %d tries.\n",
count+1);
return ret;
}
}
return ret;
}
static void iwl_eeprom_release_semaphore(struct iwl_trans *trans)
{
iwl_clear_bit(trans, CSR_HW_IF_CONFIG_REG,
CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM);
}
static int iwl_eeprom_verify_signature(struct iwl_trans *trans, bool nvm_is_otp)
{
u32 gp = iwl_read32(trans, CSR_EEPROM_GP) & CSR_EEPROM_GP_VALID_MSK;
IWL_DEBUG_EEPROM(trans->dev, "EEPROM signature=0x%08x\n", gp);
switch (gp) {
case CSR_EEPROM_GP_BAD_SIG_EEP_GOOD_SIG_OTP:
if (!nvm_is_otp) {
IWL_ERR(trans, "EEPROM with bad signature: 0x%08x\n",
gp);
return -ENOENT;
}
return 0;
case CSR_EEPROM_GP_GOOD_SIG_EEP_LESS_THAN_4K:
case CSR_EEPROM_GP_GOOD_SIG_EEP_MORE_THAN_4K:
if (nvm_is_otp) {
IWL_ERR(trans, "OTP with bad signature: 0x%08x\n", gp);
return -ENOENT;
}
return 0;
case CSR_EEPROM_GP_BAD_SIGNATURE_BOTH_EEP_AND_OTP:
default:
IWL_ERR(trans,
"bad EEPROM/OTP signature, type=%s, EEPROM_GP=0x%08x\n",
nvm_is_otp ? "OTP" : "EEPROM", gp);
return -ENOENT;
}
}
/******************************************************************************
*
* OTP related functions
*
******************************************************************************/
static void iwl_set_otp_access_absolute(struct iwl_trans *trans)
{
iwl_read32(trans, CSR_OTP_GP_REG);
iwl_clear_bit(trans, CSR_OTP_GP_REG,
CSR_OTP_GP_REG_OTP_ACCESS_MODE);
}
static int iwl_nvm_is_otp(struct iwl_trans *trans)
{
u32 otpgp;
/* OTP only valid for CP/PP and after */
switch (trans->hw_rev & CSR_HW_REV_TYPE_MSK) {
case CSR_HW_REV_TYPE_NONE:
IWL_ERR(trans, "Unknown hardware type\n");
return -EIO;
case CSR_HW_REV_TYPE_5300:
case CSR_HW_REV_TYPE_5350:
case CSR_HW_REV_TYPE_5100:
case CSR_HW_REV_TYPE_5150:
return 0;
default:
otpgp = iwl_read32(trans, CSR_OTP_GP_REG);
if (otpgp & CSR_OTP_GP_REG_DEVICE_SELECT)
return 1;
return 0;
}
}
static int iwl_init_otp_access(struct iwl_trans *trans)
{
int ret;
/* Enable 40MHz radio clock */
iwl_write32(trans, CSR_GP_CNTRL,
iwl_read32(trans, CSR_GP_CNTRL) |
CSR_GP_CNTRL_REG_FLAG_INIT_DONE);
/* wait for clock to be ready */
ret = iwl_poll_bit(trans, CSR_GP_CNTRL,
CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY,
CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY,
25000);
if (ret < 0) {
IWL_ERR(trans, "Time out access OTP\n");
} else {
iwl_set_bits_prph(trans, APMG_PS_CTRL_REG,
APMG_PS_CTRL_VAL_RESET_REQ);
udelay(5);
iwl_clear_bits_prph(trans, APMG_PS_CTRL_REG,
APMG_PS_CTRL_VAL_RESET_REQ);
/*
* CSR auto clock gate disable bit -
* this is only applicable for HW with OTP shadow RAM
*/
if (trans->cfg->base_params->shadow_ram_support)
iwl_set_bit(trans, CSR_DBG_LINK_PWR_MGMT_REG,
CSR_RESET_LINK_PWR_MGMT_DISABLED);
}
return ret;
}
static int iwl_read_otp_word(struct iwl_trans *trans, u16 addr,
__le16 *eeprom_data)
{
int ret = 0;
u32 r;
u32 otpgp;
iwl_write32(trans, CSR_EEPROM_REG,
CSR_EEPROM_REG_MSK_ADDR & (addr << 1));
ret = iwl_poll_bit(trans, CSR_EEPROM_REG,
CSR_EEPROM_REG_READ_VALID_MSK,
CSR_EEPROM_REG_READ_VALID_MSK,
IWL_EEPROM_ACCESS_TIMEOUT);
if (ret < 0) {
IWL_ERR(trans, "Time out reading OTP[%d]\n", addr);
return ret;
}
r = iwl_read32(trans, CSR_EEPROM_REG);
/* check for ECC errors: */
otpgp = iwl_read32(trans, CSR_OTP_GP_REG);
if (otpgp & CSR_OTP_GP_REG_ECC_UNCORR_STATUS_MSK) {
/* stop in this case */
/* set the uncorrectable OTP ECC bit for acknowledgement */
iwl_set_bit(trans, CSR_OTP_GP_REG,
CSR_OTP_GP_REG_ECC_UNCORR_STATUS_MSK);
IWL_ERR(trans, "Uncorrectable OTP ECC error, abort OTP read\n");
return -EINVAL;
}
if (otpgp & CSR_OTP_GP_REG_ECC_CORR_STATUS_MSK) {
/* continue in this case */
/* set the correctable OTP ECC bit for acknowledgement */
iwl_set_bit(trans, CSR_OTP_GP_REG,
CSR_OTP_GP_REG_ECC_CORR_STATUS_MSK);
IWL_ERR(trans, "Correctable OTP ECC error, continue read\n");
}
*eeprom_data = cpu_to_le16(r >> 16);
return 0;
}
/*
* iwl_is_otp_empty: check for empty OTP
*/
static bool iwl_is_otp_empty(struct iwl_trans *trans)
{
u16 next_link_addr = 0;
__le16 link_value;
bool is_empty = false;
/* locate the beginning of OTP link list */
if (!iwl_read_otp_word(trans, next_link_addr, &link_value)) {
if (!link_value) {
IWL_ERR(trans, "OTP is empty\n");
is_empty = true;
}
} else {
IWL_ERR(trans, "Unable to read first block of OTP list.\n");
is_empty = true;
}
return is_empty;
}
/*
* iwl_find_otp_image: find EEPROM image in OTP
* finding the OTP block that contains the EEPROM image.
* the last valid block on the link list (the block _before_ the last block)
* is the block we should read and used to configure the device.
* If all the available OTP blocks are full, the last block will be the block
* we should read and used to configure the device.
* only perform this operation if shadow RAM is disabled
*/
static int iwl_find_otp_image(struct iwl_trans *trans,
u16 *validblockaddr)
{
u16 next_link_addr = 0, valid_addr;
__le16 link_value = 0;
int usedblocks = 0;
/* set addressing mode to absolute to traverse the link list */
iwl_set_otp_access_absolute(trans);
/* checking for empty OTP or error */
if (iwl_is_otp_empty(trans))
return -EINVAL;
/*
* start traverse link list
* until reach the max number of OTP blocks
* different devices have different number of OTP blocks
*/
do {
/* save current valid block address
* check for more block on the link list
*/
valid_addr = next_link_addr;
next_link_addr = le16_to_cpu(link_value) * sizeof(u16);
IWL_DEBUG_EEPROM(trans->dev, "OTP blocks %d addr 0x%x\n",
usedblocks, next_link_addr);
if (iwl_read_otp_word(trans, next_link_addr, &link_value))
return -EINVAL;
if (!link_value) {
/*
* reach the end of link list, return success and
* set address point to the starting address
* of the image
*/
*validblockaddr = valid_addr;
/* skip first 2 bytes (link list pointer) */
*validblockaddr += 2;
return 0;
}
/* more in the link list, continue */
usedblocks++;
} while (usedblocks <= trans->cfg->base_params->max_ll_items);
/* OTP has no valid blocks */
IWL_DEBUG_EEPROM(trans->dev, "OTP has no valid blocks\n");
return -EINVAL;
}
/**
* iwl_read_eeprom - read EEPROM contents
*
* Load the EEPROM contents from adapter and return it
* and its size.
*
* NOTE: This routine uses the non-debug IO access functions.
*/
int iwl_read_eeprom(struct iwl_trans *trans, u8 **eeprom, size_t *eeprom_size)
{
__le16 *e;
u32 gp = iwl_read32(trans, CSR_EEPROM_GP);
int sz;
int ret;
u16 addr;
u16 validblockaddr = 0;
u16 cache_addr = 0;
int nvm_is_otp;
if (!eeprom || !eeprom_size)
return -EINVAL;
nvm_is_otp = iwl_nvm_is_otp(trans);
if (nvm_is_otp < 0)
return nvm_is_otp;
sz = trans->cfg->base_params->eeprom_size;
IWL_DEBUG_EEPROM(trans->dev, "NVM size = %d\n", sz);
e = kmalloc(sz, GFP_KERNEL);
if (!e)
return -ENOMEM;
ret = iwl_eeprom_verify_signature(trans, nvm_is_otp);
if (ret < 0) {
IWL_ERR(trans, "EEPROM not found, EEPROM_GP=0x%08x\n", gp);
goto err_free;
}
/* Make sure driver (instead of uCode) is allowed to read EEPROM */
ret = iwl_eeprom_acquire_semaphore(trans);
if (ret < 0) {
IWL_ERR(trans, "Failed to acquire EEPROM semaphore.\n");
goto err_free;
}
if (nvm_is_otp) {
ret = iwl_init_otp_access(trans);
if (ret) {
IWL_ERR(trans, "Failed to initialize OTP access.\n");
goto err_unlock;
}
iwl_write32(trans, CSR_EEPROM_GP,
iwl_read32(trans, CSR_EEPROM_GP) &
~CSR_EEPROM_GP_IF_OWNER_MSK);
iwl_set_bit(trans, CSR_OTP_GP_REG,
CSR_OTP_GP_REG_ECC_CORR_STATUS_MSK |
CSR_OTP_GP_REG_ECC_UNCORR_STATUS_MSK);
/* traversing the linked list if no shadow ram supported */
if (!trans->cfg->base_params->shadow_ram_support) {
ret = iwl_find_otp_image(trans, &validblockaddr);
if (ret)
goto err_unlock;
}
for (addr = validblockaddr; addr < validblockaddr + sz;
addr += sizeof(u16)) {
__le16 eeprom_data;
ret = iwl_read_otp_word(trans, addr, &eeprom_data);
if (ret)
goto err_unlock;
e[cache_addr / 2] = eeprom_data;
cache_addr += sizeof(u16);
}
} else {
/* eeprom is an array of 16bit values */
for (addr = 0; addr < sz; addr += sizeof(u16)) {
u32 r;
iwl_write32(trans, CSR_EEPROM_REG,
CSR_EEPROM_REG_MSK_ADDR & (addr << 1));
ret = iwl_poll_bit(trans, CSR_EEPROM_REG,
CSR_EEPROM_REG_READ_VALID_MSK,
CSR_EEPROM_REG_READ_VALID_MSK,
IWL_EEPROM_ACCESS_TIMEOUT);
if (ret < 0) {
IWL_ERR(trans,
"Time out reading EEPROM[%d]\n", addr);
goto err_unlock;
}
r = iwl_read32(trans, CSR_EEPROM_REG);
e[addr / 2] = cpu_to_le16(r >> 16);
}
}
IWL_DEBUG_EEPROM(trans->dev, "NVM Type: %s\n",
nvm_is_otp ? "OTP" : "EEPROM");
iwl_eeprom_release_semaphore(trans);
*eeprom_size = sz;
*eeprom = (u8 *)e;
return 0;
err_unlock:
iwl_eeprom_release_semaphore(trans);
err_free:
kfree(e);
return ret;
}
EXPORT_SYMBOL_GPL(iwl_read_eeprom);

70
drivers/net/wireless/iwlwifi/iwl-eeprom-read.h 100644
View File

@ -0,0 +1,70 @@
/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2008 - 2012 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
* USA
*
* The full GNU General Public License is included in this distribution
* in the file called LICENSE.GPL.
*
* Contact Information:
* Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
#ifndef __iwl_eeprom_h__
#define __iwl_eeprom_h__
#include "iwl-trans.h"
int iwl_read_eeprom(struct iwl_trans *trans, u8 **eeprom, size_t *eeprom_size);
#endif /* __iwl_eeprom_h__ */

1148
drivers/net/wireless/iwlwifi/iwl-eeprom.c
View File

File diff suppressed because it is too large Load Diff

269
drivers/net/wireless/iwlwifi/iwl-eeprom.h
View File

@ -1,269 +0,0 @@
/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2008 - 2012 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
* USA
*
* The full GNU General Public License is included in this distribution
* in the file called LICENSE.GPL.
*
* Contact Information:
* Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
#ifndef __iwl_eeprom_h__
#define __iwl_eeprom_h__
#include <net/mac80211.h>
struct iwl_priv;
/*
* EEPROM access time values:
*
* Driver initiates EEPROM read by writing byte address << 1 to CSR_EEPROM_REG.
* Driver then polls CSR_EEPROM_REG for CSR_EEPROM_REG_READ_VALID_MSK (0x1).
* When polling, wait 10 uSec between polling loops, up to a maximum 5000 uSec.
* Driver reads 16-bit value from bits 31-16 of CSR_EEPROM_REG.
*/
#define IWL_EEPROM_ACCESS_TIMEOUT 5000 /* uSec */
#define IWL_EEPROM_SEM_TIMEOUT 10 /* microseconds */
#define IWL_EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */
/*
* Regulatory channel usage flags in EEPROM struct iwl4965_eeprom_channel.flags.
*
* IBSS and/or AP operation is allowed *only* on those channels with
* (VALID && IBSS && ACTIVE && !RADAR). This restriction is in place because
* RADAR detection is not supported by the 4965 driver, but is a
* requirement for establishing a new network for legal operation on channels
* requiring RADAR detection or restricting ACTIVE scanning.
*
* NOTE: "WIDE" flag does not indicate anything about "HT40" 40 MHz channels.
* It only indicates that 20 MHz channel use is supported; HT40 channel
* usage is indicated by a separate set of regulatory flags for each
* HT40 channel pair.
*
* NOTE: Using a channel inappropriately will result in a uCode error!
*/
#define IWL_NUM_TX_CALIB_GROUPS 5
enum {
EEPROM_CHANNEL_VALID = (1 << 0), /* usable for this SKU/geo */
EEPROM_CHANNEL_IBSS = (1 << 1), /* usable as an IBSS channel */
/* Bit 2 Reserved */
EEPROM_CHANNEL_ACTIVE = (1 << 3), /* active scanning allowed */
EEPROM_CHANNEL_RADAR = (1 << 4), /* radar detection required */
EEPROM_CHANNEL_WIDE = (1 << 5), /* 20 MHz channel okay */
/* Bit 6 Reserved (was Narrow Channel) */
EEPROM_CHANNEL_DFS = (1 << 7), /* dynamic freq selection candidate */
};
/* SKU Capabilities */
#define EEPROM_SKU_CAP_BAND_24GHZ (1 << 4)
#define EEPROM_SKU_CAP_BAND_52GHZ (1 << 5)
#define EEPROM_SKU_CAP_11N_ENABLE (1 << 6)
#define EEPROM_SKU_CAP_AMT_ENABLE (1 << 7)
#define EEPROM_SKU_CAP_IPAN_ENABLE (1 << 8)
/* *regulatory* channel data format in eeprom, one for each channel.
* There are separate entries for HT40 (40 MHz) vs. normal (20 MHz) channels. */
struct iwl_eeprom_channel {
u8 flags; /* EEPROM_CHANNEL_* flags copied from EEPROM */
s8 max_power_avg; /* max power (dBm) on this chnl, limit 31 */
} __packed;
enum iwl_eeprom_enhanced_txpwr_flags {
IWL_EEPROM_ENH_TXP_FL_VALID = BIT(0),
IWL_EEPROM_ENH_TXP_FL_BAND_52G = BIT(1),
IWL_EEPROM_ENH_TXP_FL_OFDM = BIT(2),
IWL_EEPROM_ENH_TXP_FL_40MHZ = BIT(3),
IWL_EEPROM_ENH_TXP_FL_HT_AP = BIT(4),
IWL_EEPROM_ENH_TXP_FL_RES1 = BIT(5),
IWL_EEPROM_ENH_TXP_FL_RES2 = BIT(6),
IWL_EEPROM_ENH_TXP_FL_COMMON_TYPE = BIT(7),
};
/**
* iwl_eeprom_enhanced_txpwr structure
* This structure presents the enhanced regulatory tx power limit layout
* in eeprom image
* Enhanced regulatory tx power portion of eeprom image can be broken down
* into individual structures; each one is 8 bytes in size and contain the
* following information
* @flags: entry flags
* @channel: channel number
* @chain_a_max_pwr: chain a max power in 1/2 dBm
* @chain_b_max_pwr: chain b max power in 1/2 dBm
* @chain_c_max_pwr: chain c max power in 1/2 dBm
* @delta_20_in_40: 20-in-40 deltas (hi/lo)
* @mimo2_max_pwr: mimo2 max power in 1/2 dBm
* @mimo3_max_pwr: mimo3 max power in 1/2 dBm
*
*/
struct iwl_eeprom_enhanced_txpwr {
u8 flags;
u8 channel;
s8 chain_a_max;
s8 chain_b_max;
s8 chain_c_max;
u8 delta_20_in_40;
s8 mimo2_max;
s8 mimo3_max;
} __packed;
/* calibration */
struct iwl_eeprom_calib_hdr {
u8 version;
u8 pa_type;
__le16 voltage;
} __packed;
#define EEPROM_CALIB_ALL (INDIRECT_ADDRESS | INDIRECT_CALIBRATION)
#define EEPROM_XTAL ((2*0x128) | EEPROM_CALIB_ALL)
/* temperature */
#define EEPROM_KELVIN_TEMPERATURE ((2*0x12A) | EEPROM_CALIB_ALL)
#define EEPROM_RAW_TEMPERATURE ((2*0x12B) | EEPROM_CALIB_ALL)
/* agn links */
#define EEPROM_LINK_HOST (2*0x64)
#define EEPROM_LINK_GENERAL (2*0x65)
#define EEPROM_LINK_REGULATORY (2*0x66)
#define EEPROM_LINK_CALIBRATION (2*0x67)
#define EEPROM_LINK_PROCESS_ADJST (2*0x68)
#define EEPROM_LINK_OTHERS (2*0x69)
#define EEPROM_LINK_TXP_LIMIT (2*0x6a)
#define EEPROM_LINK_TXP_LIMIT_SIZE (2*0x6b)
/* agn regulatory - indirect access */
#define EEPROM_REG_BAND_1_CHANNELS ((0x08)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 28 bytes */
#define EEPROM_REG_BAND_2_CHANNELS ((0x26)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 26 bytes */
#define EEPROM_REG_BAND_3_CHANNELS ((0x42)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 24 bytes */
#define EEPROM_REG_BAND_4_CHANNELS ((0x5C)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 22 bytes */
#define EEPROM_REG_BAND_5_CHANNELS ((0x74)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 12 bytes */
#define EEPROM_REG_BAND_24_HT40_CHANNELS ((0x82)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 14 bytes */
#define EEPROM_REG_BAND_52_HT40_CHANNELS ((0x92)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 22 bytes */
/* 6000 regulatory - indirect access */
#define EEPROM_6000_REG_BAND_24_HT40_CHANNELS ((0x80)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 14 bytes */
/* 2.4 GHz */
extern const u8 iwl_eeprom_band_1[14];
#define ADDRESS_MSK 0x0000FFFF
#define INDIRECT_TYPE_MSK 0x000F0000
#define INDIRECT_HOST 0x00010000
#define INDIRECT_GENERAL 0x00020000
#define INDIRECT_REGULATORY 0x00030000
#define INDIRECT_CALIBRATION 0x00040000
#define INDIRECT_PROCESS_ADJST 0x00050000
#define INDIRECT_OTHERS 0x00060000
#define INDIRECT_TXP_LIMIT 0x00070000
#define INDIRECT_TXP_LIMIT_SIZE 0x00080000
#define INDIRECT_ADDRESS 0x00100000
/* General */
#define EEPROM_DEVICE_ID (2*0x08) /* 2 bytes */
#define EEPROM_SUBSYSTEM_ID (2*0x0A) /* 2 bytes */
#define EEPROM_MAC_ADDRESS (2*0x15) /* 6 bytes */
#define EEPROM_BOARD_REVISION (2*0x35) /* 2 bytes */
#define EEPROM_BOARD_PBA_NUMBER (2*0x3B+1) /* 9 bytes */
#define EEPROM_VERSION (2*0x44) /* 2 bytes */
#define EEPROM_SKU_CAP (2*0x45) /* 2 bytes */
#define EEPROM_OEM_MODE (2*0x46) /* 2 bytes */
#define EEPROM_RADIO_CONFIG (2*0x48) /* 2 bytes */
#define EEPROM_NUM_MAC_ADDRESS (2*0x4C) /* 2 bytes */
/* The following masks are to be applied on EEPROM_RADIO_CONFIG */
#define EEPROM_RF_CFG_TYPE_MSK(x) (x & 0x3) /* bits 0-1 */
#define EEPROM_RF_CFG_STEP_MSK(x) ((x >> 2) & 0x3) /* bits 2-3 */
#define EEPROM_RF_CFG_DASH_MSK(x) ((x >> 4) & 0x3) /* bits 4-5 */
#define EEPROM_RF_CFG_PNUM_MSK(x) ((x >> 6) & 0x3) /* bits 6-7 */
#define EEPROM_RF_CFG_TX_ANT_MSK(x) ((x >> 8) & 0xF) /* bits 8-11 */
#define EEPROM_RF_CFG_RX_ANT_MSK(x) ((x >> 12) & 0xF) /* bits 12-15 */
#define EEPROM_RF_CONFIG_TYPE_MAX 0x3
#define EEPROM_REGULATORY_BAND_NO_HT40 (0)
struct iwl_eeprom_ops {
const u32 regulatory_bands[7];
bool enhanced_txpower;
};
int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev);
void iwl_eeprom_free(struct iwl_priv *priv);
int iwl_eeprom_check_version(struct iwl_priv *priv);
int iwl_eeprom_init_hw_params(struct iwl_priv *priv);
u16 iwl_eeprom_calib_version(struct iwl_priv *priv);
const u8 *iwl_eeprom_query_addr(struct iwl_priv *priv, size_t offset);
u16 iwl_eeprom_query16(struct iwl_priv *priv, size_t offset);
void iwl_eeprom_get_mac(struct iwl_priv *priv, u8 *mac);
int iwl_init_channel_map(struct iwl_priv *priv);
void iwl_free_channel_map(struct iwl_priv *priv);
const struct iwl_channel_info *iwl_get_channel_info(
const struct iwl_priv *priv,
enum ieee80211_band band, u16 channel);
void iwl_rf_config(struct iwl_priv *priv);
#endif /* __iwl_eeprom_h__ */

18
drivers/net/wireless/iwlwifi/iwl-io.c
View File

@ -65,6 +65,24 @@ void iwl_clear_bit(struct iwl_trans *trans, u32 reg, u32 mask)
}
EXPORT_SYMBOL_GPL(iwl_clear_bit);
void iwl_set_bits_mask(struct iwl_trans *trans, u32 reg, u32 mask, u32 value)
{
unsigned long flags;
u32 v;
#ifdef CONFIG_IWLWIFI_DEBUG
WARN_ON_ONCE(value & ~mask);
#endif
spin_lock_irqsave(&trans->reg_lock, flags);
v = iwl_read32(trans, reg);
v &= ~mask;
v |= value;
iwl_write32(trans, reg, v);
spin_unlock_irqrestore(&trans->reg_lock, flags);
}
EXPORT_SYMBOL_GPL(iwl_set_bits_mask);
int iwl_poll_bit(struct iwl_trans *trans, u32 addr,
u32 bits, u32 mask, int timeout)
{

2
drivers/net/wireless/iwlwifi/iwl-io.h
View File

@ -54,6 +54,8 @@ static inline u32 iwl_read32(struct iwl_trans *trans, u32 ofs)
void iwl_set_bit(struct iwl_trans *trans, u32 reg, u32 mask);
void iwl_clear_bit(struct iwl_trans *trans, u32 reg, u32 mask);
void iwl_set_bits_mask(struct iwl_trans *trans, u32 reg, u32 mask, u32 value);
int iwl_poll_bit(struct iwl_trans *trans, u32 addr,
u32 bits, u32 mask, int timeout);
int iwl_poll_direct_bit(struct iwl_trans *trans, u32 addr, u32 mask,

5
drivers/net/wireless/iwlwifi/iwl-op-mode.h
View File

@ -221,9 +221,4 @@ static inline void iwl_op_mode_wimax_active(struct iwl_op_mode *op_mode)
op_mode->ops->wimax_active(op_mode);
}
/*****************************************************
* Op mode layers implementations
******************************************************/
extern const struct iwl_op_mode_ops iwl_dvm_ops;
#endif /* __iwl_op_mode_h__ */

2
drivers/net/wireless/iwlwifi/iwl-prph.h
View File

@ -187,7 +187,7 @@
#define SCD_QUEUE_STTS_REG_POS_ACTIVE (3)
#define SCD_QUEUE_STTS_REG_POS_WSL (4)
#define SCD_QUEUE_STTS_REG_POS_SCD_ACT_EN (19)
#define SCD_QUEUE_STTS_REG_MSK (0x00FF0000)
#define SCD_QUEUE_STTS_REG_MSK (0x017F0000)
#define SCD_QUEUE_CTX_REG1_CREDIT_POS (8)
#define SCD_QUEUE_CTX_REG1_CREDIT_MSK (0x00FFFF00)

51
drivers/net/wireless/iwlwifi/iwl-trans.h
View File

@ -355,10 +355,10 @@ struct iwl_trans;
* Must be atomic
* @reclaim: free packet until ssn. Returns a list of freed packets.
* Must be atomic
* @tx_agg_setup: setup a tx queue for AMPDU - will be called once the HW is
* @txq_enable: setup a tx queue for AMPDU - will be called once the HW is
* ready and a successful ADDBA response has been received.
* May sleep
* @tx_agg_disable: de-configure a Tx queue to send AMPDUs
* @txq_disable: de-configure a Tx queue to send AMPDUs
* Must be atomic
* @wait_tx_queue_empty: wait until all tx queues are empty
* May sleep
@ -391,9 +391,9 @@ struct iwl_trans_ops {
void (*reclaim)(struct iwl_trans *trans, int queue, int ssn,
struct sk_buff_head *skbs);
void (*tx_agg_setup)(struct iwl_trans *trans, int queue, int fifo,
int sta_id, int tid, int frame_limit, u16 ssn);
void (*tx_agg_disable)(struct iwl_trans *trans, int queue);
void (*txq_enable)(struct iwl_trans *trans, int queue, int fifo,
int sta_id, int tid, int frame_limit, u16 ssn);
void (*txq_disable)(struct iwl_trans *trans, int queue);
int (*dbgfs_register)(struct iwl_trans *trans, struct dentry* dir);
int (*wait_tx_queue_empty)(struct iwl_trans *trans);
@ -433,6 +433,11 @@ enum iwl_trans_state {
* @hw_id_str: a string with info about HW ID. Set during transport allocation.
* @pm_support: set to true in start_hw if link pm is supported
* @wait_command_queue: the wait_queue for SYNC host commands
* @dev_cmd_pool: pool for Tx cmd allocation - for internal use only.
* The user should use iwl_trans_{alloc,free}_tx_cmd.
* @dev_cmd_headroom: room needed for the transport's private use before the
* device_cmd for Tx - for internal use only
* The user should use iwl_trans_{alloc,free}_tx_cmd.
*/
struct iwl_trans {
const struct iwl_trans_ops *ops;
@ -450,6 +455,10 @@ struct iwl_trans {
wait_queue_head_t wait_command_queue;
/* The following fields are internal only */
struct kmem_cache *dev_cmd_pool;
size_t dev_cmd_headroom;
/* pointer to trans specific struct */
/*Ensure that this pointer will always be aligned to sizeof pointer */
char trans_specific[0] __aligned(sizeof(void *));
@ -525,6 +534,26 @@ static inline int iwl_trans_send_cmd(struct iwl_trans *trans,
return trans->ops->send_cmd(trans, cmd);
}
static inline struct iwl_device_cmd *
iwl_trans_alloc_tx_cmd(struct iwl_trans *trans)
{
u8 *dev_cmd_ptr = kmem_cache_alloc(trans->dev_cmd_pool, GFP_ATOMIC);
if (unlikely(dev_cmd_ptr == NULL))
return NULL;
return (struct iwl_device_cmd *)
(dev_cmd_ptr + trans->dev_cmd_headroom);
}
static inline void iwl_trans_free_tx_cmd(struct iwl_trans *trans,
struct iwl_device_cmd *dev_cmd)
{
u8 *dev_cmd_ptr = (u8 *)dev_cmd - trans->dev_cmd_headroom;
kmem_cache_free(trans->dev_cmd_pool, dev_cmd_ptr);
}
static inline int iwl_trans_tx(struct iwl_trans *trans, struct sk_buff *skb,
struct iwl_device_cmd *dev_cmd, int queue)
{
@ -543,24 +572,24 @@ static inline void iwl_trans_reclaim(struct iwl_trans *trans, int queue,
trans->ops->reclaim(trans, queue, ssn, skbs);
}
static inline void iwl_trans_tx_agg_disable(struct iwl_trans *trans, int queue)
static inline void iwl_trans_txq_disable(struct iwl_trans *trans, int queue)
{
WARN_ONCE(trans->state != IWL_TRANS_FW_ALIVE,
"%s bad state = %d", __func__, trans->state);
trans->ops->tx_agg_disable(trans, queue);
trans->ops->txq_disable(trans, queue);
}
static inline void iwl_trans_tx_agg_setup(struct iwl_trans *trans, int queue,
int fifo, int sta_id, int tid,
int frame_limit, u16 ssn)
static inline void iwl_trans_txq_enable(struct iwl_trans *trans, int queue,
int fifo, int sta_id, int tid,
int frame_limit, u16 ssn)
{
might_sleep();
WARN_ONCE(trans->state != IWL_TRANS_FW_ALIVE,
"%s bad state = %d", __func__, trans->state);
trans->ops->tx_agg_setup(trans, queue, fifo, sta_id, tid,
trans->ops->txq_enable(trans, queue, fifo, sta_id, tid,
frame_limit, ssn);
}

19
drivers/net/wireless/iwlwifi/iwl-1000.c → drivers/net/wireless/iwlwifi/pcie/1000.c
View File

@ -27,9 +27,9 @@
#include <linux/module.h>
#include <linux/stringify.h>
#include "iwl-config.h"
#include "iwl-cfg.h"
#include "iwl-csr.h"
#include "iwl-agn-hw.h"
#include "cfg.h"
/* Highest firmware API version supported */
#define IWL1000_UCODE_API_MAX 5
@ -64,13 +64,26 @@ static const struct iwl_base_params iwl1000_base_params = {
.support_ct_kill_exit = true,
.plcp_delta_threshold = IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF,
.chain_noise_scale = 1000,
.wd_timeout = IWL_WATCHHDOG_DISABLED,
.wd_timeout = IWL_WATCHDOG_DISABLED,
.max_event_log_size = 128,
};
static const struct iwl_ht_params iwl1000_ht_params = {
.ht_greenfield_support = true,
.use_rts_for_aggregation = true, /* use rts/cts protection */
.ht40_bands = BIT(IEEE80211_BAND_2GHZ),
};
static const struct iwl_eeprom_params iwl1000_eeprom_params = {
.regulatory_bands = {
EEPROM_REG_BAND_1_CHANNELS,
EEPROM_REG_BAND_2_CHANNELS,
EEPROM_REG_BAND_3_CHANNELS,
EEPROM_REG_BAND_4_CHANNELS,
EEPROM_REG_BAND_5_CHANNELS,
EEPROM_REG_BAND_24_HT40_CHANNELS,
EEPROM_REGULATORY_BAND_NO_HT40,
}
};
#define IWL_DEVICE_1000 \
@ -84,6 +97,7 @@ static const struct iwl_ht_params iwl1000_ht_params = {
.eeprom_ver = EEPROM_1000_EEPROM_VERSION, \
.eeprom_calib_ver = EEPROM_1000_TX_POWER_VERSION, \
.base_params = &iwl1000_base_params, \
.eeprom_params = &iwl1000_eeprom_params, \
.led_mode = IWL_LED_BLINK
const struct iwl_cfg iwl1000_bgn_cfg = {
@ -108,6 +122,7 @@ const struct iwl_cfg iwl1000_bg_cfg = {
.eeprom_ver = EEPROM_1000_EEPROM_VERSION, \
.eeprom_calib_ver = EEPROM_1000_TX_POWER_VERSION, \
.base_params = &iwl1000_base_params, \
.eeprom_params = &iwl1000_eeprom_params, \
.led_mode = IWL_LED_RF_STATE, \
.rx_with_siso_diversity = true

22
drivers/net/wireless/iwlwifi/iwl-2000.c → drivers/net/wireless/iwlwifi/pcie/2000.c
View File

@ -27,9 +27,9 @@
#include <linux/module.h>
#include <linux/stringify.h>
#include "iwl-config.h"
#include "iwl-cfg.h"
#include "iwl-agn-hw.h"
#include "iwl-commands.h" /* needed for BT for now */
#include "cfg.h"
#include "dvm/commands.h" /* needed for BT for now */
/* Highest firmware API version supported */
#define IWL2030_UCODE_API_MAX 6
@ -104,6 +104,7 @@ static const struct iwl_base_params iwl2030_base_params = {
static const struct iwl_ht_params iwl2000_ht_params = {
.ht_greenfield_support = true,
.use_rts_for_aggregation = true, /* use rts/cts protection */
.ht40_bands = BIT(IEEE80211_BAND_2GHZ),
};
static const struct iwl_bt_params iwl2030_bt_params = {
@ -116,6 +117,19 @@ static const struct iwl_bt_params iwl2030_bt_params = {
.bt_session_2 = true,
};
static const struct iwl_eeprom_params iwl20x0_eeprom_params = {
.regulatory_bands = {
EEPROM_REG_BAND_1_CHANNELS,
EEPROM_REG_BAND_2_CHANNELS,
EEPROM_REG_BAND_3_CHANNELS,
EEPROM_REG_BAND_4_CHANNELS,
EEPROM_REG_BAND_5_CHANNELS,
EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
EEPROM_REGULATORY_BAND_NO_HT40,
},
.enhanced_txpower = true,
};
#define IWL_DEVICE_2000 \
.fw_name_pre = IWL2000_FW_PRE, \
.ucode_api_max = IWL2000_UCODE_API_MAX, \
@ -127,6 +141,7 @@ static const struct iwl_bt_params iwl2030_bt_params = {
.eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
.eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
.base_params = &iwl2000_base_params, \
.eeprom_params = &iwl20x0_eeprom_params, \
.need_temp_offset_calib = true, \
.temp_offset_v2 = true, \
.led_mode = IWL_LED_RF_STATE
@ -155,6 +170,7 @@ const struct iwl_cfg iwl2000_2bgn_d_cfg = {
.eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
.base_params = &iwl2030_base_params, \
.bt_params = &iwl2030_bt_params, \
.eeprom_params = &iwl20x0_eeprom_params, \
.need_temp_offset_calib = true, \
.temp_offset_v2 = true, \
.led_mode = IWL_LED_RF_STATE, \
@ -177,6 +193,7 @@ const struct iwl_cfg iwl2030_2bgn_cfg = {
.eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
.eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
.base_params = &iwl2000_base_params, \
.eeprom_params = &iwl20x0_eeprom_params, \
.need_temp_offset_calib = true, \
.temp_offset_v2 = true, \
.led_mode = IWL_LED_RF_STATE, \
@ -207,6 +224,7 @@ const struct iwl_cfg iwl105_bgn_d_cfg = {
.eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
.base_params = &iwl2030_base_params, \
.bt_params = &iwl2030_bt_params, \
.eeprom_params = &iwl20x0_eeprom_params, \
.need_temp_offset_calib = true, \
.temp_offset_v2 = true, \
.led_mode = IWL_LED_RF_STATE, \

20
drivers/net/wireless/iwlwifi/iwl-5000.c → drivers/net/wireless/iwlwifi/pcie/5000.c
View File

@ -27,9 +27,9 @@
#include <linux/module.h>
#include <linux/stringify.h>
#include "iwl-config.h"
#include "iwl-cfg.h"
#include "iwl-agn-hw.h"
#include "iwl-csr.h"
#include "cfg.h"
/* Highest firmware API version supported */
#define IWL5000_UCODE_API_MAX 5
@ -62,13 +62,26 @@ static const struct iwl_base_params iwl5000_base_params = {
.led_compensation = 51,
.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
.chain_noise_scale = 1000,
.wd_timeout = IWL_WATCHHDOG_DISABLED,
.wd_timeout = IWL_WATCHDOG_DISABLED,
.max_event_log_size = 512,
.no_idle_support = true,
};
static const struct iwl_ht_params iwl5000_ht_params = {
.ht_greenfield_support = true,
.ht40_bands = BIT(IEEE80211_BAND_2GHZ) | BIT(IEEE80211_BAND_5GHZ),
};
static const struct iwl_eeprom_params iwl5000_eeprom_params = {
.regulatory_bands = {
EEPROM_REG_BAND_1_CHANNELS,
EEPROM_REG_BAND_2_CHANNELS,
EEPROM_REG_BAND_3_CHANNELS,
EEPROM_REG_BAND_4_CHANNELS,
EEPROM_REG_BAND_5_CHANNELS,
EEPROM_REG_BAND_24_HT40_CHANNELS,
EEPROM_REG_BAND_52_HT40_CHANNELS
},
};
#define IWL_DEVICE_5000 \
@ -82,6 +95,7 @@ static const struct iwl_ht_params iwl5000_ht_params = {
.eeprom_ver = EEPROM_5000_EEPROM_VERSION, \
.eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION, \
.base_params = &iwl5000_base_params, \
.eeprom_params = &iwl5000_eeprom_params, \
.led_mode = IWL_LED_BLINK
const struct iwl_cfg iwl5300_agn_cfg = {
@ -128,6 +142,7 @@ const struct iwl_cfg iwl5350_agn_cfg = {
.eeprom_ver = EEPROM_5050_EEPROM_VERSION,
.eeprom_calib_ver = EEPROM_5050_TX_POWER_VERSION,
.base_params = &iwl5000_base_params,
.eeprom_params = &iwl5000_eeprom_params,
.ht_params = &iwl5000_ht_params,
.led_mode = IWL_LED_BLINK,
.internal_wimax_coex = true,
@ -144,6 +159,7 @@ const struct iwl_cfg iwl5350_agn_cfg = {
.eeprom_ver = EEPROM_5050_EEPROM_VERSION, \
.eeprom_calib_ver = EEPROM_5050_TX_POWER_VERSION, \
.base_params = &iwl5000_base_params, \
.eeprom_params = &iwl5000_eeprom_params, \
.no_xtal_calib = true, \
.led_mode = IWL_LED_BLINK, \
.internal_wimax_coex = true

24
drivers/net/wireless/iwlwifi/iwl-6000.c → drivers/net/wireless/iwlwifi/pcie/6000.c
View File

@ -27,9 +27,9 @@
#include <linux/module.h>
#include <linux/stringify.h>
#include "iwl-config.h"
#include "iwl-cfg.h"
#include "iwl-agn-hw.h"
#include "iwl-commands.h" /* needed for BT for now */
#include "cfg.h"
#include "dvm/commands.h" /* needed for BT for now */
/* Highest firmware API version supported */
#define IWL6000_UCODE_API_MAX 6
@ -124,6 +124,7 @@ static const struct iwl_base_params iwl6000_g2_base_params = {
static const struct iwl_ht_params iwl6000_ht_params = {
.ht_greenfield_support = true,
.use_rts_for_aggregation = true, /* use rts/cts protection */
.ht40_bands = BIT(IEEE80211_BAND_2GHZ) | BIT(IEEE80211_BAND_5GHZ),
};
static const struct iwl_bt_params iwl6000_bt_params = {
@ -135,6 +136,19 @@ static const struct iwl_bt_params iwl6000_bt_params = {
.bt_sco_disable = true,
};
static const struct iwl_eeprom_params iwl6000_eeprom_params = {
.regulatory_bands = {
EEPROM_REG_BAND_1_CHANNELS,
EEPROM_REG_BAND_2_CHANNELS,
EEPROM_REG_BAND_3_CHANNELS,
EEPROM_REG_BAND_4_CHANNELS,
EEPROM_REG_BAND_5_CHANNELS,
EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
EEPROM_REG_BAND_52_HT40_CHANNELS
},
.enhanced_txpower = true,
};
#define IWL_DEVICE_6005 \
.fw_name_pre = IWL6005_FW_PRE, \
.ucode_api_max = IWL6000G2_UCODE_API_MAX, \
@ -146,6 +160,7 @@ static const struct iwl_bt_params iwl6000_bt_params = {
.eeprom_ver = EEPROM_6005_EEPROM_VERSION, \
.eeprom_calib_ver = EEPROM_6005_TX_POWER_VERSION, \
.base_params = &iwl6000_g2_base_params, \
.eeprom_params = &iwl6000_eeprom_params, \
.need_temp_offset_calib = true, \
.led_mode = IWL_LED_RF_STATE
@ -201,6 +216,7 @@ const struct iwl_cfg iwl6005_2agn_mow2_cfg = {
.eeprom_calib_ver = EEPROM_6030_TX_POWER_VERSION, \
.base_params = &iwl6000_g2_base_params, \
.bt_params = &iwl6000_bt_params, \
.eeprom_params = &iwl6000_eeprom_params, \
.need_temp_offset_calib = true, \
.led_mode = IWL_LED_RF_STATE, \
.adv_pm = true \
@ -273,6 +289,7 @@ const struct iwl_cfg iwl130_bg_cfg = {
.eeprom_ver = EEPROM_6000_EEPROM_VERSION, \
.eeprom_calib_ver = EEPROM_6000_TX_POWER_VERSION, \
.base_params = &iwl6000_base_params, \
.eeprom_params = &iwl6000_eeprom_params, \
.led_mode = IWL_LED_BLINK
const struct iwl_cfg iwl6000i_2agn_cfg = {
@ -303,6 +320,7 @@ const struct iwl_cfg iwl6000i_2bg_cfg = {
.eeprom_ver = EEPROM_6050_EEPROM_VERSION, \
.eeprom_calib_ver = EEPROM_6050_TX_POWER_VERSION, \
.base_params = &iwl6050_base_params, \
.eeprom_params = &iwl6000_eeprom_params, \
.led_mode = IWL_LED_BLINK, \
.internal_wimax_coex = true
@ -327,6 +345,7 @@ const struct iwl_cfg iwl6050_2abg_cfg = {
.eeprom_ver = EEPROM_6150_EEPROM_VERSION, \
.eeprom_calib_ver = EEPROM_6150_TX_POWER_VERSION, \
.base_params = &iwl6050_base_params, \
.eeprom_params = &iwl6000_eeprom_params, \
.led_mode = IWL_LED_BLINK, \
.internal_wimax_coex = true
@ -353,6 +372,7 @@ const struct iwl_cfg iwl6000_3agn_cfg = {
.eeprom_ver = EEPROM_6000_EEPROM_VERSION,
.eeprom_calib_ver = EEPROM_6000_TX_POWER_VERSION,
.base_params = &iwl6000_base_params,
.eeprom_params = &iwl6000_eeprom_params,
.ht_params = &iwl6000_ht_params,
.led_mode = IWL_LED_BLINK,
};

0
drivers/net/wireless/iwlwifi/iwl-cfg.h → drivers/net/wireless/iwlwifi/pcie/cfg.h
View File

5
drivers/net/wireless/iwlwifi/iwl-pci.c → drivers/net/wireless/iwlwifi/pcie/drv.c
View File

@ -68,10 +68,11 @@
#include <linux/pci-aspm.h>
#include "iwl-trans.h"
#include "iwl-cfg.h"
#include "iwl-drv.h"
#include "iwl-trans.h"
#include "iwl-trans-pcie-int.h"
#include "cfg.h"
#include "internal.h"
#define IWL_PCI_DEVICE(dev, subdev, cfg) \
.vendor = PCI_VENDOR_ID_INTEL, .device = (dev), \

9
drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h → drivers/net/wireless/iwlwifi/pcie/internal.h
View File

@ -339,13 +339,16 @@ void iwl_tx_cmd_complete(struct iwl_trans *trans,
void iwl_trans_txq_update_byte_cnt_tbl(struct iwl_trans *trans,
struct iwl_tx_queue *txq,
u16 byte_cnt);
void iwl_trans_pcie_tx_agg_disable(struct iwl_trans *trans, int queue);
void iwl_trans_pcie_txq_disable(struct iwl_trans *trans, int queue);
void iwl_trans_set_wr_ptrs(struct iwl_trans *trans, int txq_id, u32 index);
void iwl_trans_tx_queue_set_status(struct iwl_trans *trans,
struct iwl_tx_queue *txq,
int tx_fifo_id, bool active);
void iwl_trans_pcie_tx_agg_setup(struct iwl_trans *trans, int queue, int fifo,
int sta_id, int tid, int frame_limit, u16 ssn);
void __iwl_trans_pcie_txq_enable(struct iwl_trans *trans, int txq_id,
int fifo, int sta_id, int tid,
int frame_limit, u16 ssn);
void iwl_trans_pcie_txq_enable(struct iwl_trans *trans, int txq_id, int fifo,
int sta_id, int tid, int frame_limit, u16 ssn);
void iwl_txq_free_tfd(struct iwl_trans *trans, struct iwl_tx_queue *txq,
enum dma_data_direction dma_dir);
int iwl_tx_queue_reclaim(struct iwl_trans *trans, int txq_id, int index,

2
drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c → drivers/net/wireless/iwlwifi/pcie/rx.c
View File

@ -32,7 +32,7 @@
#include "iwl-prph.h"
#include "iwl-io.h"
#include "iwl-trans-pcie-int.h"
#include "internal.h"
#include "iwl-op-mode.h"
#ifdef CONFIG_IWLWIFI_IDI

89
drivers/net/wireless/iwlwifi/iwl-trans-pcie.c → drivers/net/wireless/iwlwifi/pcie/trans.c
View File

@ -70,13 +70,12 @@
#include "iwl-drv.h"
#include "iwl-trans.h"
#include "iwl-trans-pcie-int.h"
#include "iwl-csr.h"
#include "iwl-prph.h"
#include "iwl-eeprom.h"
#include "iwl-agn-hw.h"
#include "internal.h"
/* FIXME: need to abstract out TX command (once we know what it looks like) */
#include "iwl-commands.h"
#include "dvm/commands.h"
#define SCD_QUEUECHAIN_SEL_ALL(trans, trans_pcie) \
(((1<<trans->cfg->base_params->num_of_queues) - 1) &\
@ -1031,6 +1030,10 @@ static void iwl_tx_start(struct iwl_trans *trans)
spin_lock_irqsave(&trans_pcie->irq_lock, flags);
/* make sure all queue are not stopped/used */
memset(trans_pcie->queue_stopped, 0, sizeof(trans_pcie->queue_stopped));
memset(trans_pcie->queue_used, 0, sizeof(trans_pcie->queue_used));
trans_pcie->scd_base_addr =
iwl_read_prph(trans, SCD_SRAM_BASE_ADDR);
a = trans_pcie->scd_base_addr + SCD_CONTEXT_MEM_LOWER_BOUND;
@ -1051,59 +1054,28 @@ static void iwl_tx_start(struct iwl_trans *trans)
iwl_write_prph(trans, SCD_DRAM_BASE_ADDR,
trans_pcie->scd_bc_tbls.dma >> 10);
for (i = 0; i < trans_pcie->n_q_to_fifo; i++) {
int fifo = trans_pcie->setup_q_to_fifo[i];
__iwl_trans_pcie_txq_enable(trans, i, fifo, IWL_INVALID_STATION,
IWL_TID_NON_QOS,
SCD_FRAME_LIMIT, 0);
}
/* Activate all Tx DMA/FIFO channels */
iwl_trans_txq_set_sched(trans, IWL_MASK(0, 7));
/* Enable DMA channel */
for (chan = 0; chan < FH_TCSR_CHNL_NUM ; chan++)
iwl_write_direct32(trans, FH_TCSR_CHNL_TX_CONFIG_REG(chan),
FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE |
FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_ENABLE);
FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE |
FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_ENABLE);
/* Update FH chicken bits */
reg_val = iwl_read_direct32(trans, FH_TX_CHICKEN_BITS_REG);
iwl_write_direct32(trans, FH_TX_CHICKEN_BITS_REG,
reg_val | FH_TX_CHICKEN_BITS_SCD_AUTO_RETRY_EN);
iwl_write_prph(trans, SCD_QUEUECHAIN_SEL,
SCD_QUEUECHAIN_SEL_ALL(trans, trans_pcie));
iwl_write_prph(trans, SCD_AGGR_SEL, 0);
/* initiate the queues */
for (i = 0; i < trans->cfg->base_params->num_of_queues; i++) {
iwl_write_prph(trans, SCD_QUEUE_RDPTR(i), 0);
iwl_write_direct32(trans, HBUS_TARG_WRPTR, 0 | (i << 8));
iwl_write_targ_mem(trans, trans_pcie->scd_base_addr +
SCD_CONTEXT_QUEUE_OFFSET(i), 0);
iwl_write_targ_mem(trans, trans_pcie->scd_base_addr +
SCD_CONTEXT_QUEUE_OFFSET(i) +
sizeof(u32),
((SCD_WIN_SIZE <<
SCD_QUEUE_CTX_REG2_WIN_SIZE_POS) &
SCD_QUEUE_CTX_REG2_WIN_SIZE_MSK) |
((SCD_FRAME_LIMIT <<
SCD_QUEUE_CTX_REG2_FRAME_LIMIT_POS) &
SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK));
}
iwl_write_prph(trans, SCD_INTERRUPT_MASK,
IWL_MASK(0, trans->cfg->base_params->num_of_queues));
/* Activate all Tx DMA/FIFO channels */
iwl_trans_txq_set_sched(trans, IWL_MASK(0, 7));
iwl_trans_set_wr_ptrs(trans, trans_pcie->cmd_queue, 0);
/* make sure all queue are not stopped/used */
memset(trans_pcie->queue_stopped, 0, sizeof(trans_pcie->queue_stopped));
memset(trans_pcie->queue_used, 0, sizeof(trans_pcie->queue_used));
for (i = 0; i < trans_pcie->n_q_to_fifo; i++) {
int fifo = trans_pcie->setup_q_to_fifo[i];
set_bit(i, trans_pcie->queue_used);
iwl_trans_tx_queue_set_status(trans, &trans_pcie->txq[i],
fifo, true);
}
spin_unlock_irqrestore(&trans_pcie->irq_lock, flags);
/* Enable L1-Active */
@ -1556,6 +1528,7 @@ void iwl_trans_pcie_free(struct iwl_trans *trans)
iounmap(trans_pcie->hw_base);
pci_release_regions(trans_pcie->pci_dev);
pci_disable_device(trans_pcie->pci_dev);
kmem_cache_destroy(trans->dev_cmd_pool);
kfree(trans);
}
@ -2046,8 +2019,8 @@ static const struct iwl_trans_ops trans_ops_pcie = {
.tx = iwl_trans_pcie_tx,
.reclaim = iwl_trans_pcie_reclaim,
.tx_agg_disable = iwl_trans_pcie_tx_agg_disable,
.tx_agg_setup = iwl_trans_pcie_tx_agg_setup,
.txq_disable = iwl_trans_pcie_txq_disable,
.txq_enable = iwl_trans_pcie_txq_enable,
.dbgfs_register = iwl_trans_pcie_dbgfs_register,
@ -2070,6 +2043,7 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev,
{
struct iwl_trans_pcie *trans_pcie;
struct iwl_trans *trans;
char cmd_pool_name[100];
u16 pci_cmd;
int err;
@ -2166,8 +2140,25 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev,
init_waitqueue_head(&trans->wait_command_queue);
spin_lock_init(&trans->reg_lock);
snprintf(cmd_pool_name, sizeof(cmd_pool_name), "iwl_cmd_pool:%s",
dev_name(trans->dev));
trans->dev_cmd_headroom = 0;
trans->dev_cmd_pool =
kmem_cache_create(cmd_pool_name,
sizeof(struct iwl_device_cmd)
+ trans->dev_cmd_headroom,
sizeof(void *),
SLAB_HWCACHE_ALIGN,
NULL);
if (!trans->dev_cmd_pool)
goto out_pci_disable_msi;
return trans;
out_pci_disable_msi:
pci_disable_msi(pdev);
out_pci_release_regions:
pci_release_regions(pdev);
out_pci_disable_device:

54
drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c → drivers/net/wireless/iwlwifi/pcie/tx.c
View File

@ -34,11 +34,10 @@
#include "iwl-csr.h"
#include "iwl-prph.h"
#include "iwl-io.h"
#include "iwl-agn-hw.h"
#include "iwl-op-mode.h"
#include "iwl-trans-pcie-int.h"
#include "internal.h"
/* FIXME: need to abstract out TX command (once we know what it looks like) */
#include "iwl-commands.h"
#include "dvm/commands.h"
#define IWL_TX_CRC_SIZE 4
#define IWL_TX_DELIMITER_SIZE 4
@ -443,29 +442,34 @@ void iwl_trans_tx_queue_set_status(struct iwl_trans *trans,
IWL_DEBUG_TX_QUEUES(trans, "Deactivate queue %d\n", txq_id);
}
void iwl_trans_pcie_tx_agg_setup(struct iwl_trans *trans, int txq_id, int fifo,
int sta_id, int tid, int frame_limit, u16 ssn)
void __iwl_trans_pcie_txq_enable(struct iwl_trans *trans, int txq_id,
int fifo, int sta_id, int tid,
int frame_limit, u16 ssn)
{
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
unsigned long flags;
u16 ra_tid = BUILD_RAxTID(sta_id, tid);
lockdep_assert_held(&trans_pcie->irq_lock);
if (test_and_set_bit(txq_id, trans_pcie->queue_used))
WARN_ONCE(1, "queue %d already used - expect issues", txq_id);
spin_lock_irqsave(&trans_pcie->irq_lock, flags);
/* Stop this Tx queue before configuring it */
iwlagn_tx_queue_stop_scheduler(trans, txq_id);
/* Map receiver-address / traffic-ID to this queue */
iwlagn_tx_queue_set_q2ratid(trans, ra_tid, txq_id);
/* Set this queue as a chain-building queue unless it is CMD queue */
if (txq_id != trans_pcie->cmd_queue)
iwl_set_bits_prph(trans, SCD_QUEUECHAIN_SEL, BIT(txq_id));
/* Set this queue as a chain-building queue */
iwl_set_bits_prph(trans, SCD_QUEUECHAIN_SEL, BIT(txq_id));
/* If this queue is mapped to a certain station: it is an AGG queue */
if (sta_id != IWL_INVALID_STATION) {
u16 ra_tid = BUILD_RAxTID(sta_id, tid);
/* enable aggregations for the queue */
iwl_set_bits_prph(trans, SCD_AGGR_SEL, BIT(txq_id));
/* Map receiver-address / traffic-ID to this queue */
iwlagn_tx_queue_set_q2ratid(trans, ra_tid, txq_id);
/* enable aggregations for the queue */
iwl_set_bits_prph(trans, SCD_AGGR_SEL, BIT(txq_id));
}
/* Place first TFD at index corresponding to start sequence number.
* Assumes that ssn_idx is valid (!= 0xFFF) */
@ -474,6 +478,8 @@ void iwl_trans_pcie_tx_agg_setup(struct iwl_trans *trans, int txq_id, int fifo,
iwl_trans_set_wr_ptrs(trans, txq_id, ssn);
/* Set up Tx window size and frame limit for this queue */
iwl_write_targ_mem(trans, trans_pcie->scd_base_addr +
SCD_CONTEXT_QUEUE_OFFSET(txq_id), 0);
iwl_write_targ_mem(trans, trans_pcie->scd_base_addr +
SCD_CONTEXT_QUEUE_OFFSET(txq_id) + sizeof(u32),
((frame_limit << SCD_QUEUE_CTX_REG2_WIN_SIZE_POS) &
@ -481,16 +487,26 @@ void iwl_trans_pcie_tx_agg_setup(struct iwl_trans *trans, int txq_id, int fifo,
((frame_limit << SCD_QUEUE_CTX_REG2_FRAME_LIMIT_POS) &
SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK));
iwl_set_bits_prph(trans, SCD_INTERRUPT_MASK, (1 << txq_id));
/* Set up Status area in SRAM, map to Tx DMA/FIFO, activate the queue */
iwl_trans_tx_queue_set_status(trans, &trans_pcie->txq[txq_id],
fifo, true);
}
void iwl_trans_pcie_txq_enable(struct iwl_trans *trans, int txq_id, int fifo,
int sta_id, int tid, int frame_limit, u16 ssn)
{
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
unsigned long flags;
spin_lock_irqsave(&trans_pcie->irq_lock, flags);
__iwl_trans_pcie_txq_enable(trans, txq_id, fifo, sta_id,
tid, frame_limit, ssn);
spin_unlock_irqrestore(&trans_pcie->irq_lock, flags);
}
void iwl_trans_pcie_tx_agg_disable(struct iwl_trans *trans, int txq_id)
void iwl_trans_pcie_txq_disable(struct iwl_trans *trans, int txq_id)
{
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
@ -507,8 +523,6 @@ void iwl_trans_pcie_tx_agg_disable(struct iwl_trans *trans, int txq_id)
trans_pcie->txq[txq_id].q.write_ptr = 0;
iwl_trans_set_wr_ptrs(trans, txq_id, 0);
iwl_clear_bits_prph(trans, SCD_INTERRUPT_MASK, BIT(txq_id));
iwl_trans_tx_queue_set_status(trans, &trans_pcie->txq[txq_id],
0, false);
}