diff --git a/drivers/net/wireless/iwlwifi/Makefile b/drivers/net/wireless/iwlwifi/Makefile index 931002738c9f..98c8f6449649 100644 --- a/drivers/net/wireless/iwlwifi/Makefile +++ b/drivers/net/wireless/iwlwifi/Makefile @@ -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) diff --git a/drivers/net/wireless/iwlwifi/dvm/Makefile b/drivers/net/wireless/iwlwifi/dvm/Makefile new file mode 100644 index 000000000000..5ff76b204141 --- /dev/null +++ b/drivers/net/wireless/iwlwifi/dvm/Makefile @@ -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)/../ diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.h b/drivers/net/wireless/iwlwifi/dvm/agn.h similarity index 81% rename from drivers/net/wireless/iwlwifi/iwl-agn.h rename to drivers/net/wireless/iwlwifi/dvm/agn.h index 79c0fe06f4db..2ae3608472a6 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.h +++ b/drivers/net/wireless/iwlwifi/dvm/agn.h @@ -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__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-calib.c b/drivers/net/wireless/iwlwifi/dvm/calib.c similarity index 98% rename from drivers/net/wireless/iwlwifi/iwl-agn-calib.c rename to drivers/net/wireless/iwlwifi/dvm/calib.c index 95f27f1a423b..f2dd671d7dc8 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-calib.c +++ b/drivers/net/wireless/iwlwifi/dvm/calib.c @@ -63,10 +63,11 @@ #include #include -#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<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 diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-calib.h b/drivers/net/wireless/iwlwifi/dvm/calib.h similarity index 98% rename from drivers/net/wireless/iwlwifi/iwl-agn-calib.h rename to drivers/net/wireless/iwlwifi/dvm/calib.h index dbe13787f272..2349f393cc42 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-calib.h +++ b/drivers/net/wireless/iwlwifi/dvm/calib.h @@ -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); diff --git a/drivers/net/wireless/iwlwifi/iwl-commands.h b/drivers/net/wireless/iwlwifi/dvm/commands.h similarity index 99% rename from drivers/net/wireless/iwlwifi/iwl-commands.h rename to drivers/net/wireless/iwlwifi/dvm/commands.h index b9f7361d2426..64811cd91635 100644 --- a/drivers/net/wireless/iwlwifi/iwl-commands.h +++ b/drivers/net/wireless/iwlwifi/dvm/commands.h @@ -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__ diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/dvm/debugfs.c similarity index 99% rename from drivers/net/wireless/iwlwifi/iwl-debugfs.c rename to drivers/net/wireless/iwlwifi/dvm/debugfs.c index e7c157e5ebeb..8a2d9e643b14 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c +++ b/drivers/net/wireless/iwlwifi/dvm/debugfs.c @@ -30,16 +30,12 @@ #include #include #include - #include #include - - -#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:", diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/dvm/dev.h similarity index 84% rename from drivers/net/wireless/iwlwifi/iwl-dev.h rename to drivers/net/wireless/iwlwifi/dvm/dev.h index 70062379d0ec..89f2e1040e7f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-dev.h +++ b/drivers/net/wireless/iwlwifi/dvm/dev.h @@ -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 #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__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-devices.c b/drivers/net/wireless/iwlwifi/dvm/devices.c similarity index 78% rename from drivers/net/wireless/iwlwifi/iwl-agn-devices.c rename to drivers/net/wireless/iwlwifi/dvm/devices.c index 48533b3a0f9a..0521a6be09d2 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-devices.c +++ b/drivers/net/wireless/iwlwifi/dvm/devices.c @@ -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, }; diff --git a/drivers/net/wireless/iwlwifi/iwl-led.c b/drivers/net/wireless/iwlwifi/dvm/led.c similarity index 99% rename from drivers/net/wireless/iwlwifi/iwl-led.c rename to drivers/net/wireless/iwlwifi/dvm/led.c index 47000419f916..bf479f709091 100644 --- a/drivers/net/wireless/iwlwifi/iwl-led.c +++ b/drivers/net/wireless/iwlwifi/dvm/led.c @@ -34,12 +34,11 @@ #include #include #include - -#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 diff --git a/drivers/net/wireless/iwlwifi/iwl-led.h b/drivers/net/wireless/iwlwifi/dvm/led.h similarity index 100% rename from drivers/net/wireless/iwlwifi/iwl-led.h rename to drivers/net/wireless/iwlwifi/dvm/led.h diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/dvm/lib.c similarity index 98% rename from drivers/net/wireless/iwlwifi/iwl-agn-lib.c rename to drivers/net/wireless/iwlwifi/dvm/lib.c index e55ec6c8a920..cb1ca7a25dd5 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c +++ b/drivers/net/wireless/iwlwifi/dvm/lib.c @@ -33,13 +33,14 @@ #include #include -#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 && diff --git a/drivers/net/wireless/iwlwifi/iwl-mac80211.c b/drivers/net/wireless/iwlwifi/dvm/mac80211.c similarity index 93% rename from drivers/net/wireless/iwlwifi/iwl-mac80211.c rename to drivers/net/wireless/iwlwifi/dvm/mac80211.c index a55012609cac..599e8b41f5a8 100644 --- a/drivers/net/wireless/iwlwifi/iwl-mac80211.c +++ b/drivers/net/wireless/iwlwifi/dvm/mac80211.c @@ -38,19 +38,20 @@ #include #include +#include #include #include -#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; diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/dvm/main.c similarity index 87% rename from drivers/net/wireless/iwlwifi/iwl-agn.c rename to drivers/net/wireless/iwlwifi/dvm/main.c index 5149e6f72945..1c2d0233a405 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/dvm/main.c @@ -44,16 +44,18 @@ #include -#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); diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/dvm/power.c similarity index 99% rename from drivers/net/wireless/iwlwifi/iwl-power.c rename to drivers/net/wireless/iwlwifi/dvm/power.c index 544ddf17f5bd..518cf3715809 100644 --- a/drivers/net/wireless/iwlwifi/iwl-power.c +++ b/drivers/net/wireless/iwlwifi/dvm/power.c @@ -31,18 +31,15 @@ #include #include #include - #include - -#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. diff --git a/drivers/net/wireless/iwlwifi/iwl-power.h b/drivers/net/wireless/iwlwifi/dvm/power.h similarity index 98% rename from drivers/net/wireless/iwlwifi/iwl-power.h rename to drivers/net/wireless/iwlwifi/dvm/power.h index 21afc92efacb..a2cee7f04848 100644 --- a/drivers/net/wireless/iwlwifi/iwl-power.h +++ b/drivers/net/wireless/iwlwifi/dvm/power.h @@ -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; diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/dvm/rs.c similarity index 98% rename from drivers/net/wireless/iwlwifi/iwl-agn-rs.c rename to drivers/net/wireless/iwlwifi/dvm/rs.c index 8cebd7c363fc..6fddd2785e6e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c +++ b/drivers/net/wireless/iwlwifi/dvm/rs.c @@ -35,10 +35,8 @@ #include -#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)) { diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.h b/drivers/net/wireless/iwlwifi/dvm/rs.h similarity index 99% rename from drivers/net/wireless/iwlwifi/iwl-agn-rs.h rename to drivers/net/wireless/iwlwifi/dvm/rs.h index 82d02e1ae89f..ad3aea8f626a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.h +++ b/drivers/net/wireless/iwlwifi/dvm/rs.h @@ -29,9 +29,10 @@ #include -#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. */ diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rx.c b/drivers/net/wireless/iwlwifi/dvm/rx.c similarity index 99% rename from drivers/net/wireless/iwlwifi/iwl-agn-rx.c rename to drivers/net/wireless/iwlwifi/dvm/rx.c index 403de96f9747..0ed90bb8b56a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rx.c +++ b/drivers/net/wireless/iwlwifi/dvm/rx.c @@ -32,12 +32,10 @@ #include #include #include -#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); diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c b/drivers/net/wireless/iwlwifi/dvm/rxon.c similarity index 97% rename from drivers/net/wireless/iwlwifi/iwl-agn-rxon.c rename to drivers/net/wireless/iwlwifi/dvm/rxon.c index 0a3aa7c83003..6ee940f497f9 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c +++ b/drivers/net/wireless/iwlwifi/dvm/rxon.c @@ -25,11 +25,11 @@ *****************************************************************************/ #include -#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; diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/dvm/scan.c similarity index 94% rename from drivers/net/wireless/iwlwifi/iwl-scan.c rename to drivers/net/wireless/iwlwifi/dvm/scan.c index 031d8e21f82f..2f271c96ed39 100644 --- a/drivers/net/wireless/iwlwifi/iwl-scan.c +++ b/drivers/net/wireless/iwlwifi/dvm/scan.c @@ -30,11 +30,8 @@ #include #include -#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); + } +} diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-sta.c b/drivers/net/wireless/iwlwifi/dvm/sta.c similarity index 97% rename from drivers/net/wireless/iwlwifi/iwl-agn-sta.c rename to drivers/net/wireless/iwlwifi/dvm/sta.c index 36055ed1c069..286ce4e18068 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-sta.c +++ b/drivers/net/wireless/iwlwifi/dvm/sta.c @@ -28,10 +28,9 @@ *****************************************************************************/ #include #include - -#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 = diff --git a/drivers/net/wireless/iwlwifi/iwl-testmode.c b/drivers/net/wireless/iwlwifi/dvm/testmode.c similarity index 99% rename from drivers/net/wireless/iwlwifi/iwl-testmode.c rename to drivers/net/wireless/iwlwifi/dvm/testmode.c index 060aac3e22f1..a7b59590bb53 100644 --- a/drivers/net/wireless/iwlwifi/iwl-testmode.c +++ b/drivers/net/wireless/iwlwifi/dvm/testmode.c @@ -69,15 +69,14 @@ #include #include #include - -#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: diff --git a/drivers/net/wireless/iwlwifi/iwl-testmode.h b/drivers/net/wireless/iwlwifi/dvm/testmode.h similarity index 100% rename from drivers/net/wireless/iwlwifi/iwl-testmode.h rename to drivers/net/wireless/iwlwifi/dvm/testmode.h diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tt.c b/drivers/net/wireless/iwlwifi/dvm/tt.c similarity index 99% rename from drivers/net/wireless/iwlwifi/iwl-agn-tt.c rename to drivers/net/wireless/iwlwifi/dvm/tt.c index a5cfe0aceedb..eb864433e59d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-tt.c +++ b/drivers/net/wireless/iwlwifi/dvm/tt.c @@ -31,17 +31,14 @@ #include #include #include - #include - -#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 diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tt.h b/drivers/net/wireless/iwlwifi/dvm/tt.h similarity index 99% rename from drivers/net/wireless/iwlwifi/iwl-agn-tt.h rename to drivers/net/wireless/iwlwifi/dvm/tt.h index 86bbf47501c1..44c7c8f30a2d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-tt.h +++ b/drivers/net/wireless/iwlwifi/dvm/tt.h @@ -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 diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/dvm/tx.c similarity index 96% rename from drivers/net/wireless/iwlwifi/iwl-agn-tx.c rename to drivers/net/wireless/iwlwifi/dvm/tx.c index 3366e2e2f00f..0dfaf649b257 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c +++ b/drivers/net/wireless/iwlwifi/dvm/tx.c @@ -32,12 +32,11 @@ #include #include #include - -#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 */ diff --git a/drivers/net/wireless/iwlwifi/iwl-ucode.c b/drivers/net/wireless/iwlwifi/dvm/ucode.c similarity index 93% rename from drivers/net/wireless/iwlwifi/iwl-ucode.c rename to drivers/net/wireless/iwlwifi/dvm/ucode.c index bc40dc68b0f4..b3a314ba48c7 100644 --- a/drivers/net/wireless/iwlwifi/iwl-ucode.c +++ b/drivers/net/wireless/iwlwifi/dvm/ucode.c @@ -30,15 +30,16 @@ #include #include -#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; diff --git a/drivers/net/wireless/iwlwifi/iwl-config.h b/drivers/net/wireless/iwlwifi/iwl-config.h index a52818bbfe98..10e47938b635 100644 --- a/drivers/net/wireless/iwlwifi/iwl-config.h +++ b/drivers/net/wireless/iwlwifi/iwl-config.h @@ -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; diff --git a/drivers/net/wireless/iwlwifi/iwl-csr.h b/drivers/net/wireless/iwlwifi/iwl-csr.h index 59750543fce7..34a5287dfc2f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-csr.h +++ b/drivers/net/wireless/iwlwifi/iwl-csr.h @@ -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) diff --git a/drivers/net/wireless/iwlwifi/iwl-debug.h b/drivers/net/wireless/iwlwifi/iwl-debug.h index f6bf91c8f773..42b20b0e83bc 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debug.h +++ b/drivers/net/wireless/iwlwifi/iwl-debug.h @@ -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) diff --git a/drivers/net/wireless/iwlwifi/iwl-devtrace.h b/drivers/net/wireless/iwlwifi/iwl-devtrace.h index 06203d6a1d86..65364793021f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-devtrace.h +++ b/drivers/net/wireless/iwlwifi/iwl-devtrace.h @@ -28,6 +28,7 @@ #define __IWLWIFI_DEVICE_TRACE #include +#include #if !defined(CONFIG_IWLWIFI_DEVICE_TRACING) || defined(__CHECKER__) diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.c b/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.c new file mode 100644 index 000000000000..c87a05cbec12 --- /dev/null +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.c @@ -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 + * 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 +#include +#include +#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); diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.h b/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.h new file mode 100644 index 000000000000..9c07c670a1ce --- /dev/null +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.h @@ -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 + * 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 +#include +#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__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom-read.c b/drivers/net/wireless/iwlwifi/iwl-eeprom-read.c new file mode 100644 index 000000000000..27c7da3c6ed1 --- /dev/null +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom-read.c @@ -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 + * 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 +#include +#include + +#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); diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom-read.h b/drivers/net/wireless/iwlwifi/iwl-eeprom-read.h new file mode 100644 index 000000000000..1337c9d36fee --- /dev/null +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom-read.h @@ -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 + * 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__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c deleted file mode 100644 index b8e2b223ac36..000000000000 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c +++ /dev/null @@ -1,1148 +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 - * 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 -#include -#include -#include - -#include - -#include "iwl-dev.h" -#include "iwl-debug.h" -#include "iwl-agn.h" -#include "iwl-eeprom.h" -#include "iwl-io.h" -#include "iwl-prph.h" - -/************************** EEPROM BANDS **************************** - * - * The iwl_eeprom_band definitions below provide the mapping from the - * EEPROM contents to the specific channel number supported for each - * band. - * - * For example, iwl_priv->eeprom.band_3_channels[4] from the band_3 - * definition below maps to physical channel 42 in the 5.2GHz spectrum. - * The specific geography and calibration information for that channel - * is contained in the eeprom map itself. - * - * During init, we copy the eeprom information and channel map - * information into priv->channel_info_24/52 and priv->channel_map_24/52 - * - * channel_map_24/52 provides the index in the channel_info array for a - * given channel. We have to have two separate maps as there is channel - * overlap with the 2.4GHz and 5.2GHz spectrum as seen in band_1 and - * band_2 - * - * A value of 0xff stored in the channel_map indicates that the channel - * is not supported by the hardware at all. - * - * A value of 0xfe in the channel_map indicates that the channel is not - * valid for Tx with the current hardware. This means that - * while the system can tune and receive on a given channel, it may not - * be able to associate or transmit any frames on that - * channel. There is no corresponding channel information for that - * entry. - * - *********************************************************************/ - -/* 2.4 GHz */ -const u8 iwl_eeprom_band_1[14] = { - 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 -}; - -/* 5.2 GHz bands */ -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 -}; - -/****************************************************************************** - * - * generic NVM functions - * -******************************************************************************/ - -/* - * 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, - "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_priv *priv) -{ - u32 gp = iwl_read32(priv->trans, CSR_EEPROM_GP) & - CSR_EEPROM_GP_VALID_MSK; - int ret = 0; - - IWL_DEBUG_EEPROM(priv, "EEPROM signature=0x%08x\n", gp); - switch (gp) { - case CSR_EEPROM_GP_BAD_SIG_EEP_GOOD_SIG_OTP: - if (priv->nvm_device_type != NVM_DEVICE_TYPE_OTP) { - IWL_ERR(priv, "EEPROM with bad signature: 0x%08x\n", - gp); - ret = -ENOENT; - } - break; - case CSR_EEPROM_GP_GOOD_SIG_EEP_LESS_THAN_4K: - case CSR_EEPROM_GP_GOOD_SIG_EEP_MORE_THAN_4K: - if (priv->nvm_device_type != NVM_DEVICE_TYPE_EEPROM) { - IWL_ERR(priv, "OTP with bad signature: 0x%08x\n", gp); - ret = -ENOENT; - } - break; - case CSR_EEPROM_GP_BAD_SIGNATURE_BOTH_EEP_AND_OTP: - default: - IWL_ERR(priv, "bad EEPROM/OTP signature, type=%s, " - "EEPROM_GP=0x%08x\n", - (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP) - ? "OTP" : "EEPROM", gp); - ret = -ENOENT; - break; - } - return ret; -} - -u16 iwl_eeprom_query16(struct iwl_priv *priv, size_t offset) -{ - if (!priv->eeprom) - return 0; - return (u16)priv->eeprom[offset] | ((u16)priv->eeprom[offset + 1] << 8); -} - -int iwl_eeprom_check_version(struct iwl_priv *priv) -{ - u16 eeprom_ver; - u16 calib_ver; - - eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION); - calib_ver = iwl_eeprom_calib_version(priv); - - if (eeprom_ver < priv->cfg->eeprom_ver || - calib_ver < priv->cfg->eeprom_calib_ver) - goto err; - - IWL_INFO(priv, "device EEPROM VER=0x%x, CALIB=0x%x\n", - eeprom_ver, calib_ver); - - return 0; -err: - IWL_ERR(priv, "Unsupported (too old) EEPROM VER=0x%x < 0x%x " - "CALIB=0x%x < 0x%x\n", - eeprom_ver, priv->cfg->eeprom_ver, - calib_ver, priv->cfg->eeprom_calib_ver); - return -EINVAL; - -} - -int iwl_eeprom_init_hw_params(struct iwl_priv *priv) -{ - u16 radio_cfg; - - priv->hw_params.sku = iwl_eeprom_query16(priv, EEPROM_SKU_CAP); - 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 = iwl_eeprom_query16(priv, EEPROM_RADIO_CONFIG); - - priv->hw_params.valid_tx_ant = EEPROM_RF_CFG_TX_ANT_MSK(radio_cfg); - priv->hw_params.valid_rx_ant = EEPROM_RF_CFG_RX_ANT_MSK(radio_cfg); - - /* check overrides (some devices have wrong EEPROM) */ - if (priv->cfg->valid_tx_ant) - priv->hw_params.valid_tx_ant = priv->cfg->valid_tx_ant; - if (priv->cfg->valid_rx_ant) - priv->hw_params.valid_rx_ant = priv->cfg->valid_rx_ant; - - if (!priv->hw_params.valid_tx_ant || !priv->hw_params.valid_rx_ant) { - IWL_ERR(priv, "Invalid chain (0x%X, 0x%X)\n", - priv->hw_params.valid_tx_ant, - priv->hw_params.valid_rx_ant); - return -EINVAL; - } - - IWL_INFO(priv, "Valid Tx ant: 0x%X, Valid Rx ant: 0x%X\n", - priv->hw_params.valid_tx_ant, priv->hw_params.valid_rx_ant); - - return 0; -} - -u16 iwl_eeprom_calib_version(struct iwl_priv *priv) -{ - struct iwl_eeprom_calib_hdr *hdr; - - hdr = (struct iwl_eeprom_calib_hdr *)iwl_eeprom_query_addr(priv, - EEPROM_CALIB_ALL); - return hdr->version; -} - -static u32 eeprom_indirect_address(struct iwl_priv *priv, u32 address) -{ - u16 offset = 0; - - if ((address & INDIRECT_ADDRESS) == 0) - return address; - - switch (address & INDIRECT_TYPE_MSK) { - case INDIRECT_HOST: - offset = iwl_eeprom_query16(priv, EEPROM_LINK_HOST); - break; - case INDIRECT_GENERAL: - offset = iwl_eeprom_query16(priv, EEPROM_LINK_GENERAL); - break; - case INDIRECT_REGULATORY: - offset = iwl_eeprom_query16(priv, EEPROM_LINK_REGULATORY); - break; - case INDIRECT_TXP_LIMIT: - offset = iwl_eeprom_query16(priv, EEPROM_LINK_TXP_LIMIT); - break; - case INDIRECT_TXP_LIMIT_SIZE: - offset = iwl_eeprom_query16(priv, EEPROM_LINK_TXP_LIMIT_SIZE); - break; - case INDIRECT_CALIBRATION: - offset = iwl_eeprom_query16(priv, EEPROM_LINK_CALIBRATION); - break; - case INDIRECT_PROCESS_ADJST: - offset = iwl_eeprom_query16(priv, EEPROM_LINK_PROCESS_ADJST); - break; - case INDIRECT_OTHERS: - offset = iwl_eeprom_query16(priv, EEPROM_LINK_OTHERS); - break; - default: - IWL_ERR(priv, "illegal indirect type: 0x%X\n", - address & INDIRECT_TYPE_MSK); - break; - } - - /* translate the offset from words to byte */ - return (address & ADDRESS_MSK) + (offset << 1); -} - -const u8 *iwl_eeprom_query_addr(struct iwl_priv *priv, size_t offset) -{ - u32 address = eeprom_indirect_address(priv, offset); - BUG_ON(address >= priv->cfg->base_params->eeprom_size); - return &priv->eeprom[address]; -} - -void iwl_eeprom_get_mac(struct iwl_priv *priv, u8 *mac) -{ - const u8 *addr = iwl_eeprom_query_addr(priv, - EEPROM_MAC_ADDRESS); - memcpy(mac, addr, ETH_ALEN); -} - -/****************************************************************************** - * - * OTP related functions - * -******************************************************************************/ - -static void iwl_set_otp_access(struct iwl_trans *trans, - enum iwl_access_mode mode) -{ - iwl_read32(trans, CSR_OTP_GP_REG); - - if (mode == IWL_OTP_ACCESS_ABSOLUTE) - iwl_clear_bit(trans, CSR_OTP_GP_REG, - CSR_OTP_GP_REG_OTP_ACCESS_MODE); - else - iwl_set_bit(trans, CSR_OTP_GP_REG, - CSR_OTP_GP_REG_OTP_ACCESS_MODE); -} - -static int iwl_get_nvm_type(struct iwl_trans *trans, u32 hw_rev) -{ - u32 otpgp; - int nvm_type; - - /* OTP only valid for CP/PP and after */ - switch (hw_rev & CSR_HW_REV_TYPE_MSK) { - case CSR_HW_REV_TYPE_NONE: - IWL_ERR(trans, "Unknown hardware type\n"); - return -ENOENT; - case CSR_HW_REV_TYPE_5300: - case CSR_HW_REV_TYPE_5350: - case CSR_HW_REV_TYPE_5100: - case CSR_HW_REV_TYPE_5150: - nvm_type = NVM_DEVICE_TYPE_EEPROM; - break; - default: - otpgp = iwl_read32(trans, CSR_OTP_GP_REG); - if (otpgp & CSR_OTP_GP_REG_DEVICE_SELECT) - nvm_type = NVM_DEVICE_TYPE_OTP; - else - nvm_type = NVM_DEVICE_TYPE_EEPROM; - break; - } - return nvm_type; -} - -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(trans, IWL_OTP_ACCESS_ABSOLUTE); - - /* 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, "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, "OTP has no valid blocks\n"); - return -EINVAL; -} - -/****************************************************************************** - * - * Tx Power related functions - * -******************************************************************************/ -/** - * iwl_get_max_txpower_avg - get the highest tx power from all chains. - * find the highest tx power from all chains for the channel - */ -static s8 iwl_get_max_txpower_avg(struct iwl_priv *priv, - struct iwl_eeprom_enhanced_txpwr *enhanced_txpower, - int element, s8 *max_txpower_in_half_dbm) -{ - s8 max_txpower_avg = 0; /* (dBm) */ - - /* Take the highest tx power from any valid chains */ - if ((priv->hw_params.valid_tx_ant & ANT_A) && - (enhanced_txpower[element].chain_a_max > max_txpower_avg)) - max_txpower_avg = enhanced_txpower[element].chain_a_max; - if ((priv->hw_params.valid_tx_ant & ANT_B) && - (enhanced_txpower[element].chain_b_max > max_txpower_avg)) - max_txpower_avg = enhanced_txpower[element].chain_b_max; - if ((priv->hw_params.valid_tx_ant & ANT_C) && - (enhanced_txpower[element].chain_c_max > max_txpower_avg)) - max_txpower_avg = enhanced_txpower[element].chain_c_max; - if (((priv->hw_params.valid_tx_ant == ANT_AB) | - (priv->hw_params.valid_tx_ant == ANT_BC) | - (priv->hw_params.valid_tx_ant == ANT_AC)) && - (enhanced_txpower[element].mimo2_max > max_txpower_avg)) - max_txpower_avg = enhanced_txpower[element].mimo2_max; - if ((priv->hw_params.valid_tx_ant == ANT_ABC) && - (enhanced_txpower[element].mimo3_max > max_txpower_avg)) - max_txpower_avg = enhanced_txpower[element].mimo3_max; - - /* - * max. tx power in EEPROM is in 1/2 dBm format - * convert from 1/2 dBm to dBm (round-up convert) - * but we also do not want to loss 1/2 dBm resolution which - * will impact performance - */ - *max_txpower_in_half_dbm = max_txpower_avg; - return (max_txpower_avg & 0x01) + (max_txpower_avg >> 1); -} - -static void -iwl_eeprom_enh_txp_read_element(struct iwl_priv *priv, - struct iwl_eeprom_enhanced_txpwr *txp, - s8 max_txpower_avg) -{ - int ch_idx; - bool is_ht40 = txp->flags & IWL_EEPROM_ENH_TXP_FL_40MHZ; - 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 < priv->channel_count; ch_idx++) { - struct iwl_channel_info *ch_info = &priv->channel_info[ch_idx]; - - /* update matching channel or from common data only */ - if (txp->channel != 0 && ch_info->channel != txp->channel) - continue; - - /* update matching band only */ - if (band != ch_info->band) - continue; - - if (ch_info->max_power_avg < max_txpower_avg && !is_ht40) { - ch_info->max_power_avg = max_txpower_avg; - ch_info->curr_txpow = max_txpower_avg; - ch_info->scan_power = max_txpower_avg; - } - - if (is_ht40 && ch_info->ht40_max_power_avg < max_txpower_avg) - ch_info->ht40_max_power_avg = max_txpower_avg; - } -} - -#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_enhanced_txpower(struct iwl_priv *priv) -{ - struct iwl_eeprom_enhanced_txpwr *txp_array, *txp; - int idx, entries; - __le16 *txp_len; - s8 max_txp_avg, 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(priv, EEPROM_TXP_SZ_OFFS); - entries = le16_to_cpup(txp_len) * 2 / EEPROM_TXP_ENTRY_LEN; - - txp_array = (void *) iwl_eeprom_query_addr(priv, 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(priv, "%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(priv, "\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(priv, "\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 = iwl_get_max_txpower_avg(priv, txp_array, idx, - &max_txp_avg_halfdbm); - - /* - * Update the user limit values values to the highest - * power supported by any channel - */ - if (max_txp_avg > priv->tx_power_user_lmt) - priv->tx_power_user_lmt = max_txp_avg; - if (max_txp_avg_halfdbm > priv->tx_power_lmt_in_half_dbm) - priv->tx_power_lmt_in_half_dbm = max_txp_avg_halfdbm; - - iwl_eeprom_enh_txp_read_element(priv, txp, max_txp_avg); - } -} - -/** - * iwl_eeprom_init - read EEPROM contents - * - * Load the EEPROM contents from adapter into priv->eeprom - * - * NOTE: This routine uses the non-debug IO access functions. - */ -int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev) -{ - __le16 *e; - u32 gp = iwl_read32(priv->trans, CSR_EEPROM_GP); - int sz; - int ret; - u16 addr; - u16 validblockaddr = 0; - u16 cache_addr = 0; - - priv->nvm_device_type = iwl_get_nvm_type(priv->trans, hw_rev); - if (priv->nvm_device_type == -ENOENT) - return -ENOENT; - /* allocate eeprom */ - sz = priv->cfg->base_params->eeprom_size; - IWL_DEBUG_EEPROM(priv, "NVM size = %d\n", sz); - priv->eeprom = kzalloc(sz, GFP_KERNEL); - if (!priv->eeprom) { - ret = -ENOMEM; - goto alloc_err; - } - e = (__le16 *)priv->eeprom; - - ret = iwl_eeprom_verify_signature(priv); - if (ret < 0) { - IWL_ERR(priv, "EEPROM not found, EEPROM_GP=0x%08x\n", gp); - ret = -ENOENT; - goto err; - } - - /* Make sure driver (instead of uCode) is allowed to read EEPROM */ - ret = iwl_eeprom_acquire_semaphore(priv->trans); - if (ret < 0) { - IWL_ERR(priv, "Failed to acquire EEPROM semaphore.\n"); - ret = -ENOENT; - goto err; - } - - if (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP) { - - ret = iwl_init_otp_access(priv->trans); - if (ret) { - IWL_ERR(priv, "Failed to initialize OTP access.\n"); - ret = -ENOENT; - goto done; - } - iwl_write32(priv->trans, CSR_EEPROM_GP, - iwl_read32(priv->trans, CSR_EEPROM_GP) & - ~CSR_EEPROM_GP_IF_OWNER_MSK); - - iwl_set_bit(priv->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 (!priv->cfg->base_params->shadow_ram_support) { - if (iwl_find_otp_image(priv->trans, &validblockaddr)) { - ret = -ENOENT; - goto done; - } - } - for (addr = validblockaddr; addr < validblockaddr + sz; - addr += sizeof(u16)) { - __le16 eeprom_data; - - ret = iwl_read_otp_word(priv->trans, addr, - &eeprom_data); - if (ret) - goto done; - 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(priv->trans, CSR_EEPROM_REG, - CSR_EEPROM_REG_MSK_ADDR & (addr << 1)); - - ret = iwl_poll_bit(priv->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(priv, - "Time out reading EEPROM[%d]\n", addr); - goto done; - } - r = iwl_read32(priv->trans, CSR_EEPROM_REG); - e[addr / 2] = cpu_to_le16(r >> 16); - } - } - - IWL_DEBUG_EEPROM(priv, "NVM Type: %s, version: 0x%x\n", - (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP) - ? "OTP" : "EEPROM", - iwl_eeprom_query16(priv, EEPROM_VERSION)); - - ret = 0; -done: - iwl_eeprom_release_semaphore(priv->trans); - -err: - if (ret) - iwl_eeprom_free(priv); -alloc_err: - return ret; -} - -void iwl_eeprom_free(struct iwl_priv *priv) -{ - kfree(priv->eeprom); - priv->eeprom = NULL; -} - -static void iwl_init_band_reference(struct iwl_priv *priv, - int eep_band, int *eeprom_ch_count, - const struct iwl_eeprom_channel **eeprom_ch_info, - const u8 **eeprom_ch_index) -{ - u32 offset = priv->lib-> - eeprom_ops.regulatory_bands[eep_band - 1]; - switch (eep_band) { - case 1: /* 2.4GHz band */ - *eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_1); - *eeprom_ch_info = (struct iwl_eeprom_channel *) - iwl_eeprom_query_addr(priv, offset); - *eeprom_ch_index = iwl_eeprom_band_1; - break; - case 2: /* 4.9GHz band */ - *eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_2); - *eeprom_ch_info = (struct iwl_eeprom_channel *) - iwl_eeprom_query_addr(priv, offset); - *eeprom_ch_index = iwl_eeprom_band_2; - break; - case 3: /* 5.2GHz band */ - *eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_3); - *eeprom_ch_info = (struct iwl_eeprom_channel *) - iwl_eeprom_query_addr(priv, offset); - *eeprom_ch_index = iwl_eeprom_band_3; - break; - case 4: /* 5.5GHz band */ - *eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_4); - *eeprom_ch_info = (struct iwl_eeprom_channel *) - iwl_eeprom_query_addr(priv, offset); - *eeprom_ch_index = iwl_eeprom_band_4; - break; - case 5: /* 5.7GHz band */ - *eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_5); - *eeprom_ch_info = (struct iwl_eeprom_channel *) - iwl_eeprom_query_addr(priv, offset); - *eeprom_ch_index = iwl_eeprom_band_5; - break; - case 6: /* 2.4GHz ht40 channels */ - *eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_6); - *eeprom_ch_info = (struct iwl_eeprom_channel *) - iwl_eeprom_query_addr(priv, offset); - *eeprom_ch_index = iwl_eeprom_band_6; - break; - case 7: /* 5 GHz ht40 channels */ - *eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_7); - *eeprom_ch_info = (struct iwl_eeprom_channel *) - iwl_eeprom_query_addr(priv, offset); - *eeprom_ch_index = iwl_eeprom_band_7; - break; - default: - BUG(); - return; - } -} - -#define CHECK_AND_PRINT(x) ((eeprom_ch->flags & EEPROM_CHANNEL_##x) \ - ? # x " " : "") -/** - * iwl_mod_ht40_chan_info - Copy ht40 channel info into driver's priv. - * - * Does not set up a command, or touch hardware. - */ -static int iwl_mod_ht40_chan_info(struct iwl_priv *priv, - enum ieee80211_band band, u16 channel, - const struct iwl_eeprom_channel *eeprom_ch, - u8 clear_ht40_extension_channel) -{ - struct iwl_channel_info *ch_info; - - ch_info = (struct iwl_channel_info *) - iwl_get_channel_info(priv, band, channel); - - if (!is_channel_valid(ch_info)) - return -1; - - IWL_DEBUG_EEPROM(priv, "HT40 Ch. %d [%sGHz] %s%s%s%s%s(0x%02x %ddBm):" - " Ad-Hoc %ssupported\n", - ch_info->channel, - is_channel_a_band(ch_info) ? - "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 "); - - ch_info->ht40_eeprom = *eeprom_ch; - ch_info->ht40_max_power_avg = eeprom_ch->max_power_avg; - ch_info->ht40_flags = eeprom_ch->flags; - if (eeprom_ch->flags & EEPROM_CHANNEL_VALID) - ch_info->ht40_extension_channel &= ~clear_ht40_extension_channel; - - return 0; -} - -#define CHECK_AND_PRINT_I(x) ((eeprom_ch_info[ch].flags & EEPROM_CHANNEL_##x) \ - ? # x " " : "") - -/** - * iwl_init_channel_map - Set up driver's info for all possible channels - */ -int iwl_init_channel_map(struct iwl_priv *priv) -{ - int eeprom_ch_count = 0; - const u8 *eeprom_ch_index = NULL; - const struct iwl_eeprom_channel *eeprom_ch_info = NULL; - int band, ch; - struct iwl_channel_info *ch_info; - - if (priv->channel_count) { - IWL_DEBUG_EEPROM(priv, "Channel map already initialized.\n"); - return 0; - } - - IWL_DEBUG_EEPROM(priv, "Initializing regulatory info from EEPROM\n"); - - priv->channel_count = - 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); - - IWL_DEBUG_EEPROM(priv, "Parsing data for %d channels.\n", - priv->channel_count); - - priv->channel_info = kcalloc(priv->channel_count, - sizeof(struct iwl_channel_info), - GFP_KERNEL); - if (!priv->channel_info) { - IWL_ERR(priv, "Could not allocate channel_info\n"); - priv->channel_count = 0; - return -ENOMEM; - } - - ch_info = priv->channel_info; - - /* Loop through the 5 EEPROM bands adding them in order to the - * channel map we maintain (that contains additional information than - * what just in the EEPROM) */ - for (band = 1; band <= 5; band++) { - - iwl_init_band_reference(priv, band, &eeprom_ch_count, - &eeprom_ch_info, &eeprom_ch_index); - - /* Loop through each band adding each of the channels */ - for (ch = 0; ch < eeprom_ch_count; ch++) { - ch_info->channel = eeprom_ch_index[ch]; - ch_info->band = (band == 1) ? IEEE80211_BAND_2GHZ : - IEEE80211_BAND_5GHZ; - - /* permanently store EEPROM's channel regulatory flags - * and max power in channel info database. */ - ch_info->eeprom = eeprom_ch_info[ch]; - - /* Copy the run-time flags so they are there even on - * invalid channels */ - ch_info->flags = eeprom_ch_info[ch].flags; - /* First write that ht40 is not enabled, and then enable - * one by one */ - ch_info->ht40_extension_channel = - IEEE80211_CHAN_NO_HT40; - - if (!(is_channel_valid(ch_info))) { - IWL_DEBUG_EEPROM(priv, - "Ch. %d Flags %x [%sGHz] - " - "No traffic\n", - ch_info->channel, - ch_info->flags, - is_channel_a_band(ch_info) ? - "5.2" : "2.4"); - ch_info++; - continue; - } - - /* Initialize regulatory-based run-time data */ - ch_info->max_power_avg = ch_info->curr_txpow = - eeprom_ch_info[ch].max_power_avg; - ch_info->scan_power = eeprom_ch_info[ch].max_power_avg; - ch_info->min_power = 0; - - IWL_DEBUG_EEPROM(priv, "Ch. %d [%sGHz] " - "%s%s%s%s%s%s(0x%02x %ddBm):" - " Ad-Hoc %ssupported\n", - ch_info->channel, - is_channel_a_band(ch_info) ? - "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].flags, - eeprom_ch_info[ch].max_power_avg, - ((eeprom_ch_info[ch]. - flags & EEPROM_CHANNEL_IBSS) - && !(eeprom_ch_info[ch]. - flags & EEPROM_CHANNEL_RADAR)) - ? "" : "not "); - - ch_info++; - } - } - - /* Check if we do have HT40 channels */ - if (priv->lib->eeprom_ops.regulatory_bands[5] == - EEPROM_REGULATORY_BAND_NO_HT40 && - priv->lib->eeprom_ops.regulatory_bands[6] == - EEPROM_REGULATORY_BAND_NO_HT40) - return 0; - - /* 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(priv, band, &eeprom_ch_count, - &eeprom_ch_info, &eeprom_ch_index); - - /* 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 = 0; ch < eeprom_ch_count; ch++) { - /* Set up driver's info for lower half */ - iwl_mod_ht40_chan_info(priv, ieeeband, - eeprom_ch_index[ch], - &eeprom_ch_info[ch], - IEEE80211_CHAN_NO_HT40PLUS); - - /* Set up driver's info for upper half */ - iwl_mod_ht40_chan_info(priv, ieeeband, - eeprom_ch_index[ch] + 4, - &eeprom_ch_info[ch], - IEEE80211_CHAN_NO_HT40MINUS); - } - } - - /* 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 - */ - if (priv->lib->eeprom_ops.enhanced_txpower) - iwl_eeprom_enhanced_txpower(priv); - - return 0; -} - -/* - * iwl_free_channel_map - undo allocations in iwl_init_channel_map - */ -void iwl_free_channel_map(struct iwl_priv *priv) -{ - kfree(priv->channel_info); - priv->channel_count = 0; -} - -/** - * iwl_get_channel_info - Find driver's private channel info - * - * Based on band and channel number. - */ -const struct iwl_channel_info *iwl_get_channel_info(const struct iwl_priv *priv, - enum ieee80211_band band, u16 channel) -{ - int i; - - switch (band) { - case IEEE80211_BAND_5GHZ: - for (i = 14; i < priv->channel_count; i++) { - if (priv->channel_info[i].channel == channel) - return &priv->channel_info[i]; - } - break; - case IEEE80211_BAND_2GHZ: - if (channel >= 1 && channel <= 14) - return &priv->channel_info[channel - 1]; - break; - default: - BUG(); - } - - return NULL; -} - -void iwl_rf_config(struct iwl_priv *priv) -{ - u16 radio_cfg; - - radio_cfg = iwl_eeprom_query16(priv, EEPROM_RADIO_CONFIG); - - /* write radio config values to register */ - if (EEPROM_RF_CFG_TYPE_MSK(radio_cfg) <= EEPROM_RF_CONFIG_TYPE_MAX) { - iwl_set_bit(priv->trans, CSR_HW_IF_CONFIG_REG, - EEPROM_RF_CFG_TYPE_MSK(radio_cfg) | - EEPROM_RF_CFG_STEP_MSK(radio_cfg) | - EEPROM_RF_CFG_DASH_MSK(radio_cfg)); - 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); -} diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.h b/drivers/net/wireless/iwlwifi/iwl-eeprom.h deleted file mode 100644 index 64bfd947caeb..000000000000 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom.h +++ /dev/null @@ -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 - * 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 - -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__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-io.c b/drivers/net/wireless/iwlwifi/iwl-io.c index ee93274214d6..5f2df70b73c1 100644 --- a/drivers/net/wireless/iwlwifi/iwl-io.c +++ b/drivers/net/wireless/iwlwifi/iwl-io.c @@ -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) { diff --git a/drivers/net/wireless/iwlwifi/iwl-io.h b/drivers/net/wireless/iwlwifi/iwl-io.h index abb3250164ba..4a9a45f771ed 100644 --- a/drivers/net/wireless/iwlwifi/iwl-io.h +++ b/drivers/net/wireless/iwlwifi/iwl-io.h @@ -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, diff --git a/drivers/net/wireless/iwlwifi/iwl-op-mode.h b/drivers/net/wireless/iwlwifi/iwl-op-mode.h index cec133c87ad8..cd9ef114d3a3 100644 --- a/drivers/net/wireless/iwlwifi/iwl-op-mode.h +++ b/drivers/net/wireless/iwlwifi/iwl-op-mode.h @@ -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__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-prph.h b/drivers/net/wireless/iwlwifi/iwl-prph.h index 3b1069290fa9..a9f0415916c7 100644 --- a/drivers/net/wireless/iwlwifi/iwl-prph.h +++ b/drivers/net/wireless/iwlwifi/iwl-prph.h @@ -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) diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h index 0aeeb7ce91c7..00efde8e5536 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans.h @@ -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); } diff --git a/drivers/net/wireless/iwlwifi/iwl-1000.c b/drivers/net/wireless/iwlwifi/pcie/1000.c similarity index 89% rename from drivers/net/wireless/iwlwifi/iwl-1000.c rename to drivers/net/wireless/iwlwifi/pcie/1000.c index 2629a6602dfa..81b83f484f08 100644 --- a/drivers/net/wireless/iwlwifi/iwl-1000.c +++ b/drivers/net/wireless/iwlwifi/pcie/1000.c @@ -27,9 +27,9 @@ #include #include #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 diff --git a/drivers/net/wireless/iwlwifi/iwl-2000.c b/drivers/net/wireless/iwlwifi/pcie/2000.c similarity index 92% rename from drivers/net/wireless/iwlwifi/iwl-2000.c rename to drivers/net/wireless/iwlwifi/pcie/2000.c index 8133105ac645..fd4e78f56fa6 100644 --- a/drivers/net/wireless/iwlwifi/iwl-2000.c +++ b/drivers/net/wireless/iwlwifi/pcie/2000.c @@ -27,9 +27,9 @@ #include #include #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, \ diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/pcie/5000.c similarity index 90% rename from drivers/net/wireless/iwlwifi/iwl-5000.c rename to drivers/net/wireless/iwlwifi/pcie/5000.c index 8e26bc825f23..d1665fa6d15a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/pcie/5000.c @@ -27,9 +27,9 @@ #include #include #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 diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/pcie/6000.c similarity index 93% rename from drivers/net/wireless/iwlwifi/iwl-6000.c rename to drivers/net/wireless/iwlwifi/pcie/6000.c index 19f7ee84ae89..8dd8a6fe61e8 100644 --- a/drivers/net/wireless/iwlwifi/iwl-6000.c +++ b/drivers/net/wireless/iwlwifi/pcie/6000.c @@ -27,9 +27,9 @@ #include #include #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, }; diff --git a/drivers/net/wireless/iwlwifi/iwl-cfg.h b/drivers/net/wireless/iwlwifi/pcie/cfg.h similarity index 100% rename from drivers/net/wireless/iwlwifi/iwl-cfg.h rename to drivers/net/wireless/iwlwifi/pcie/cfg.h diff --git a/drivers/net/wireless/iwlwifi/iwl-pci.c b/drivers/net/wireless/iwlwifi/pcie/drv.c similarity index 99% rename from drivers/net/wireless/iwlwifi/iwl-pci.c rename to drivers/net/wireless/iwlwifi/pcie/drv.c index 0c8a1c2d8847..f4c3500b68c6 100644 --- a/drivers/net/wireless/iwlwifi/iwl-pci.c +++ b/drivers/net/wireless/iwlwifi/pcie/drv.c @@ -68,10 +68,11 @@ #include #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), \ diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h b/drivers/net/wireless/iwlwifi/pcie/internal.h similarity index 97% rename from drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h rename to drivers/net/wireless/iwlwifi/pcie/internal.h index f027769933d9..94201c4d6227 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h +++ b/drivers/net/wireless/iwlwifi/pcie/internal.h @@ -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, diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c similarity index 99% rename from drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c rename to drivers/net/wireless/iwlwifi/pcie/rx.c index 98605fc7ad37..d6860c070c16 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c +++ b/drivers/net/wireless/iwlwifi/pcie/rx.c @@ -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 diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c b/drivers/net/wireless/iwlwifi/pcie/trans.c similarity index 97% rename from drivers/net/wireless/iwlwifi/iwl-trans-pcie.c rename to drivers/net/wireless/iwlwifi/pcie/trans.c index 1e50401023e0..1eabb834e32a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -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<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: diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c similarity index 95% rename from drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c rename to drivers/net/wireless/iwlwifi/pcie/tx.c index 6f601cd05a94..35e82161ca43 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c +++ b/drivers/net/wireless/iwlwifi/pcie/tx.c @@ -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); }