/****************************************************************************** * * Copyright(c) 2008 - 2011 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. * * Contact Information: * Intel Linux Wireless <ilw@linux.intel.com> * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 * *****************************************************************************/ #include <linux/kernel.h> #include <linux/module.h> #include <linux/init.h> #include <linux/delay.h> #include <linux/skbuff.h> #include <linux/netdevice.h> #include <net/mac80211.h> #include <linux/etherdevice.h> #include <asm/unaligned.h> #include <linux/stringify.h> #include "iwl-eeprom.h" #include "iwl-dev.h" #include "iwl-core.h" #include "iwl-io.h" #include "iwl-agn.h" #include "iwl-agn-hw.h" #include "iwl-trans.h" #include "iwl-shared.h" #include "iwl-cfg.h" /* Highest firmware API version supported */ #define IWL6000_UCODE_API_MAX 6 #define IWL6050_UCODE_API_MAX 5 #define IWL6000G2_UCODE_API_MAX 6 /* Oldest version we won't warn about */ #define IWL6000_UCODE_API_OK 4 #define IWL6000G2_UCODE_API_OK 5 /* Lowest firmware API version supported */ #define IWL6000_UCODE_API_MIN 4 #define IWL6050_UCODE_API_MIN 4 #define IWL6000G2_UCODE_API_MIN 4 #define IWL6000_FW_PRE "iwlwifi-6000-" #define IWL6000_MODULE_FIRMWARE(api) IWL6000_FW_PRE __stringify(api) ".ucode" #define IWL6050_FW_PRE "iwlwifi-6050-" #define IWL6050_MODULE_FIRMWARE(api) IWL6050_FW_PRE __stringify(api) ".ucode" #define IWL6005_FW_PRE "iwlwifi-6000g2a-" #define IWL6005_MODULE_FIRMWARE(api) IWL6005_FW_PRE __stringify(api) ".ucode" #define IWL6030_FW_PRE "iwlwifi-6000g2b-" #define IWL6030_MODULE_FIRMWARE(api) IWL6030_FW_PRE __stringify(api) ".ucode" static void iwl6000_set_ct_threshold(struct iwl_priv *priv) { /* want Celsius */ hw_params(priv).ct_kill_threshold = CT_KILL_THRESHOLD; hw_params(priv).ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD; } static void iwl6050_additional_nic_config(struct iwl_priv *priv) { /* Indicate calibration version to uCode. */ if (iwl_eeprom_calib_version(priv->shrd) >= 6) iwl_set_bit(bus(priv), CSR_GP_DRIVER_REG, CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6); } static void iwl6150_additional_nic_config(struct iwl_priv *priv) { /* Indicate calibration version to uCode. */ if (iwl_eeprom_calib_version(priv->shrd) >= 6) iwl_set_bit(bus(priv), CSR_GP_DRIVER_REG, CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6); iwl_set_bit(bus(priv), CSR_GP_DRIVER_REG, CSR_GP_DRIVER_REG_BIT_6050_1x2); } /* NIC configuration for 6000 series */ static void iwl6000_nic_config(struct iwl_priv *priv) { iwl_rf_config(priv); /* no locking required for register write */ if (cfg(priv)->pa_type == IWL_PA_INTERNAL) { /* 2x2 IPA phy type */ iwl_write32(bus(priv), CSR_GP_DRIVER_REG, CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_IPA); } /* do additional nic configuration if needed */ if (cfg(priv)->additional_nic_config) cfg(priv)->additional_nic_config(priv); } static struct iwl_sensitivity_ranges iwl6000_sensitivity = { .min_nrg_cck = 110, .max_nrg_cck = 0, /* not used, set to 0 */ .auto_corr_min_ofdm = 80, .auto_corr_min_ofdm_mrc = 128, .auto_corr_min_ofdm_x1 = 105, .auto_corr_min_ofdm_mrc_x1 = 192, .auto_corr_max_ofdm = 145, .auto_corr_max_ofdm_mrc = 232, .auto_corr_max_ofdm_x1 = 110, .auto_corr_max_ofdm_mrc_x1 = 232, .auto_corr_min_cck = 125, .auto_corr_max_cck = 175, .auto_corr_min_cck_mrc = 160, .auto_corr_max_cck_mrc = 310, .nrg_th_cck = 110, .nrg_th_ofdm = 110, .barker_corr_th_min = 190, .barker_corr_th_min_mrc = 336, .nrg_th_cca = 62, }; static int iwl6000_hw_set_hw_params(struct iwl_priv *priv) { if (iwlagn_mod_params.num_of_queues >= IWL_MIN_NUM_QUEUES && iwlagn_mod_params.num_of_queues <= IWLAGN_NUM_QUEUES) cfg(priv)->base_params->num_of_queues = iwlagn_mod_params.num_of_queues; hw_params(priv).max_txq_num = cfg(priv)->base_params->num_of_queues; priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id = IWLAGN_BROADCAST_ID; hw_params(priv).max_data_size = IWL60_RTC_DATA_SIZE; hw_params(priv).max_inst_size = IWL60_RTC_INST_SIZE; hw_params(priv).ht40_channel = BIT(IEEE80211_BAND_2GHZ) | BIT(IEEE80211_BAND_5GHZ); hw_params(priv).tx_chains_num = num_of_ant(cfg(priv)->valid_tx_ant); if (cfg(priv)->rx_with_siso_diversity) hw_params(priv).rx_chains_num = 1; else hw_params(priv).rx_chains_num = num_of_ant(cfg(priv)->valid_rx_ant); hw_params(priv).valid_tx_ant = cfg(priv)->valid_tx_ant; hw_params(priv).valid_rx_ant = cfg(priv)->valid_rx_ant; iwl6000_set_ct_threshold(priv); /* Set initial sensitivity parameters */ hw_params(priv).sens = &iwl6000_sensitivity; return 0; } static int iwl6000_hw_channel_switch(struct iwl_priv *priv, struct ieee80211_channel_switch *ch_switch) { /* * MULTI-FIXME * See iwlagn_mac_channel_switch. */ 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; u8 switch_count; u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval); struct ieee80211_vif *vif = ctx->vif; struct iwl_host_cmd hcmd = { .id = REPLY_CHANNEL_SWITCH, .len = { sizeof(cmd), }, .flags = CMD_SYNC, .data = { &cmd, }, }; cmd.band = priv->band == IEEE80211_BAND_2GHZ; ch = ch_switch->channel->hw_value; IWL_DEBUG_11H(priv, "channel switch from %u to %u\n", ctx->active.channel, ch); cmd.channel = cpu_to_le16(ch); cmd.rxon_flags = ctx->staging.flags; cmd.rxon_filter_flags = ctx->staging.filter_flags; switch_count = ch_switch->count; tsf_low = ch_switch->timestamp & 0x0ffffffff; /* * calculate the ucode channel switch time * adding TSF as one of the factor for when to switch */ if ((priv->ucode_beacon_time > tsf_low) && beacon_interval) { if (switch_count > ((priv->ucode_beacon_time - tsf_low) / beacon_interval)) { switch_count -= (priv->ucode_beacon_time - tsf_low) / beacon_interval; } else switch_count = 0; } if (switch_count <= 1) cmd.switch_time = cpu_to_le32(priv->ucode_beacon_time); else { switch_time_in_usec = vif->bss_conf.beacon_int * switch_count * TIME_UNIT; ucode_switch_time = iwl_usecs_to_beacons(priv, switch_time_in_usec, beacon_interval); cmd.switch_time = iwl_add_beacon_time(priv, priv->ucode_beacon_time, ucode_switch_time, beacon_interval); } 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; } return iwl_trans_send_cmd(trans(priv), &hcmd); } static 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 }, .update_enhanced_txpower = iwl_eeprom_enhanced_txpower, }, .temperature = iwlagn_temperature, }; static struct iwl_lib_ops iwl6030_lib = { .set_hw_params = iwl6000_hw_set_hw_params, .bt_rx_handler_setup = iwlagn_bt_rx_handler_setup, .bt_setup_deferred_work = iwlagn_bt_setup_deferred_work, .cancel_deferred_work = iwlagn_bt_cancel_deferred_work, .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 }, .update_enhanced_txpower = iwl_eeprom_enhanced_txpower, }, .temperature = iwlagn_temperature, }; static struct iwl_base_params iwl6000_base_params = { .eeprom_size = OTP_LOW_IMAGE_SIZE, .num_of_queues = IWLAGN_NUM_QUEUES, .num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES, .pll_cfg_val = 0, .max_ll_items = OTP_MAX_LL_ITEMS_6x00, .shadow_ram_support = true, .led_compensation = 51, .adv_thermal_throttle = true, .support_ct_kill_exit = true, .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF, .chain_noise_scale = 1000, .wd_timeout = IWL_DEF_WD_TIMEOUT, .max_event_log_size = 512, .shadow_reg_enable = true, }; static struct iwl_base_params iwl6050_base_params = { .eeprom_size = OTP_LOW_IMAGE_SIZE, .num_of_queues = IWLAGN_NUM_QUEUES, .num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES, .pll_cfg_val = 0, .max_ll_items = OTP_MAX_LL_ITEMS_6x50, .shadow_ram_support = true, .led_compensation = 51, .adv_thermal_throttle = true, .support_ct_kill_exit = true, .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF, .chain_noise_scale = 1500, .wd_timeout = IWL_DEF_WD_TIMEOUT, .max_event_log_size = 1024, .shadow_reg_enable = true, }; static struct iwl_base_params iwl6000_g2_base_params = { .eeprom_size = OTP_LOW_IMAGE_SIZE, .num_of_queues = IWLAGN_NUM_QUEUES, .num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES, .pll_cfg_val = 0, .max_ll_items = OTP_MAX_LL_ITEMS_6x00, .shadow_ram_support = true, .led_compensation = 57, .adv_thermal_throttle = true, .support_ct_kill_exit = true, .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF, .chain_noise_scale = 1000, .wd_timeout = IWL_LONG_WD_TIMEOUT, .max_event_log_size = 512, .shadow_reg_enable = true, }; static struct iwl_ht_params iwl6000_ht_params = { .ht_greenfield_support = true, .use_rts_for_aggregation = true, /* use rts/cts protection */ }; static struct iwl_bt_params iwl6000_bt_params = { /* Due to bluetooth, we transmit 2.4 GHz probes only on antenna A */ .advanced_bt_coexist = true, .agg_time_limit = BT_AGG_THRESHOLD_DEF, .bt_init_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_NONE, .bt_prio_boost = IWLAGN_BT_PRIO_BOOST_DEFAULT, .bt_sco_disable = true, }; #define IWL_DEVICE_6005 \ .fw_name_pre = IWL6005_FW_PRE, \ .ucode_api_max = IWL6000G2_UCODE_API_MAX, \ .ucode_api_ok = IWL6000G2_UCODE_API_OK, \ .ucode_api_min = IWL6000G2_UCODE_API_MIN, \ .eeprom_ver = EEPROM_6005_EEPROM_VERSION, \ .eeprom_calib_ver = EEPROM_6005_TX_POWER_VERSION, \ .lib = &iwl6000_lib, \ .base_params = &iwl6000_g2_base_params, \ .need_temp_offset_calib = true, \ .led_mode = IWL_LED_RF_STATE struct iwl_cfg iwl6005_2agn_cfg = { .name = "Intel(R) Centrino(R) Advanced-N 6205 AGN", IWL_DEVICE_6005, .ht_params = &iwl6000_ht_params, }; struct iwl_cfg iwl6005_2abg_cfg = { .name = "Intel(R) Centrino(R) Advanced-N 6205 ABG", IWL_DEVICE_6005, }; struct iwl_cfg iwl6005_2bg_cfg = { .name = "Intel(R) Centrino(R) Advanced-N 6205 BG", IWL_DEVICE_6005, }; struct iwl_cfg iwl6005_2agn_sff_cfg = { .name = "Intel(R) Centrino(R) Advanced-N 6205S AGN", IWL_DEVICE_6005, .ht_params = &iwl6000_ht_params, }; struct iwl_cfg iwl6005_2agn_d_cfg = { .name = "Intel(R) Centrino(R) Advanced-N 6205D AGN", IWL_DEVICE_6005, .ht_params = &iwl6000_ht_params, }; #define IWL_DEVICE_6030 \ .fw_name_pre = IWL6030_FW_PRE, \ .ucode_api_max = IWL6000G2_UCODE_API_MAX, \ .ucode_api_ok = IWL6000G2_UCODE_API_OK, \ .ucode_api_min = IWL6000G2_UCODE_API_MIN, \ .eeprom_ver = EEPROM_6030_EEPROM_VERSION, \ .eeprom_calib_ver = EEPROM_6030_TX_POWER_VERSION, \ .lib = &iwl6030_lib, \ .base_params = &iwl6000_g2_base_params, \ .bt_params = &iwl6000_bt_params, \ .need_temp_offset_calib = true, \ .led_mode = IWL_LED_RF_STATE, \ .adv_pm = true \ struct iwl_cfg iwl6030_2agn_cfg = { .name = "Intel(R) Centrino(R) Advanced-N 6230 AGN", IWL_DEVICE_6030, .ht_params = &iwl6000_ht_params, }; struct iwl_cfg iwl6030_2abg_cfg = { .name = "Intel(R) Centrino(R) Advanced-N 6230 ABG", IWL_DEVICE_6030, }; struct iwl_cfg iwl6030_2bgn_cfg = { .name = "Intel(R) Centrino(R) Advanced-N 6230 BGN", IWL_DEVICE_6030, .ht_params = &iwl6000_ht_params, }; struct iwl_cfg iwl6030_2bg_cfg = { .name = "Intel(R) Centrino(R) Advanced-N 6230 BG", IWL_DEVICE_6030, }; struct iwl_cfg iwl6035_2agn_cfg = { .name = "Intel(R) Centrino(R) Advanced-N 6235 AGN", IWL_DEVICE_6030, .ht_params = &iwl6000_ht_params, }; struct iwl_cfg iwl1030_bgn_cfg = { .name = "Intel(R) Centrino(R) Wireless-N 1030 BGN", IWL_DEVICE_6030, .ht_params = &iwl6000_ht_params, }; struct iwl_cfg iwl1030_bg_cfg = { .name = "Intel(R) Centrino(R) Wireless-N 1030 BG", IWL_DEVICE_6030, }; struct iwl_cfg iwl130_bgn_cfg = { .name = "Intel(R) Centrino(R) Wireless-N 130 BGN", IWL_DEVICE_6030, .ht_params = &iwl6000_ht_params, .rx_with_siso_diversity = true, }; struct iwl_cfg iwl130_bg_cfg = { .name = "Intel(R) Centrino(R) Wireless-N 130 BG", IWL_DEVICE_6030, .rx_with_siso_diversity = true, }; /* * "i": Internal configuration, use internal Power Amplifier */ #define IWL_DEVICE_6000i \ .fw_name_pre = IWL6000_FW_PRE, \ .ucode_api_max = IWL6000_UCODE_API_MAX, \ .ucode_api_ok = IWL6000_UCODE_API_OK, \ .ucode_api_min = IWL6000_UCODE_API_MIN, \ .valid_tx_ant = ANT_BC, /* .cfg overwrite */ \ .valid_rx_ant = ANT_BC, /* .cfg overwrite */ \ .eeprom_ver = EEPROM_6000_EEPROM_VERSION, \ .eeprom_calib_ver = EEPROM_6000_TX_POWER_VERSION, \ .lib = &iwl6000_lib, \ .base_params = &iwl6000_base_params, \ .pa_type = IWL_PA_INTERNAL, \ .led_mode = IWL_LED_BLINK struct iwl_cfg iwl6000i_2agn_cfg = { .name = "Intel(R) Centrino(R) Advanced-N 6200 AGN", IWL_DEVICE_6000i, .ht_params = &iwl6000_ht_params, }; struct iwl_cfg iwl6000i_2abg_cfg = { .name = "Intel(R) Centrino(R) Advanced-N 6200 ABG", IWL_DEVICE_6000i, }; struct iwl_cfg iwl6000i_2bg_cfg = { .name = "Intel(R) Centrino(R) Advanced-N 6200 BG", IWL_DEVICE_6000i, }; #define IWL_DEVICE_6050 \ .fw_name_pre = IWL6050_FW_PRE, \ .ucode_api_max = IWL6050_UCODE_API_MAX, \ .ucode_api_min = IWL6050_UCODE_API_MIN, \ .valid_tx_ant = ANT_AB, /* .cfg overwrite */ \ .valid_rx_ant = ANT_AB, /* .cfg overwrite */ \ .lib = &iwl6000_lib, \ .additional_nic_config = iwl6050_additional_nic_config, \ .eeprom_ver = EEPROM_6050_EEPROM_VERSION, \ .eeprom_calib_ver = EEPROM_6050_TX_POWER_VERSION, \ .base_params = &iwl6050_base_params, \ .led_mode = IWL_LED_BLINK, \ .internal_wimax_coex = true struct iwl_cfg iwl6050_2agn_cfg = { .name = "Intel(R) Centrino(R) Advanced-N + WiMAX 6250 AGN", IWL_DEVICE_6050, .ht_params = &iwl6000_ht_params, }; struct iwl_cfg iwl6050_2abg_cfg = { .name = "Intel(R) Centrino(R) Advanced-N + WiMAX 6250 ABG", IWL_DEVICE_6050, }; #define IWL_DEVICE_6150 \ .fw_name_pre = IWL6050_FW_PRE, \ .ucode_api_max = IWL6050_UCODE_API_MAX, \ .ucode_api_min = IWL6050_UCODE_API_MIN, \ .lib = &iwl6000_lib, \ .additional_nic_config = iwl6150_additional_nic_config, \ .eeprom_ver = EEPROM_6150_EEPROM_VERSION, \ .eeprom_calib_ver = EEPROM_6150_TX_POWER_VERSION, \ .base_params = &iwl6050_base_params, \ .led_mode = IWL_LED_BLINK, \ .internal_wimax_coex = true struct iwl_cfg iwl6150_bgn_cfg = { .name = "Intel(R) Centrino(R) Wireless-N + WiMAX 6150 BGN", IWL_DEVICE_6150, .ht_params = &iwl6000_ht_params, }; struct iwl_cfg iwl6150_bg_cfg = { .name = "Intel(R) Centrino(R) Wireless-N + WiMAX 6150 BG", IWL_DEVICE_6150, }; struct iwl_cfg iwl6000_3agn_cfg = { .name = "Intel(R) Centrino(R) Ultimate-N 6300 AGN", .fw_name_pre = IWL6000_FW_PRE, .ucode_api_max = IWL6000_UCODE_API_MAX, .ucode_api_ok = IWL6000_UCODE_API_OK, .ucode_api_min = IWL6000_UCODE_API_MIN, .eeprom_ver = EEPROM_6000_EEPROM_VERSION, .eeprom_calib_ver = EEPROM_6000_TX_POWER_VERSION, .lib = &iwl6000_lib, .base_params = &iwl6000_base_params, .ht_params = &iwl6000_ht_params, .led_mode = IWL_LED_BLINK, }; MODULE_FIRMWARE(IWL6000_MODULE_FIRMWARE(IWL6000_UCODE_API_OK)); MODULE_FIRMWARE(IWL6050_MODULE_FIRMWARE(IWL6050_UCODE_API_MAX)); MODULE_FIRMWARE(IWL6005_MODULE_FIRMWARE(IWL6000G2_UCODE_API_MAX)); MODULE_FIRMWARE(IWL6030_MODULE_FIRMWARE(IWL6000G2_UCODE_API_MAX));