1 /******************************************************************************
3 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
18 * The full GNU General Public License is included in this distribution in the
19 * file called LICENSE.
21 * Contact Information:
22 * Intel Linux Wireless <ilw@linux.intel.com>
23 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25 *****************************************************************************/
27 #include <linux/kernel.h>
28 #include <linux/module.h>
29 #include <linux/init.h>
30 #include <linux/delay.h>
31 #include <linux/skbuff.h>
32 #include <linux/netdevice.h>
33 #include <linux/wireless.h>
34 #include <net/mac80211.h>
35 #include <linux/etherdevice.h>
36 #include <asm/unaligned.h>
37 #include <linux/stringify.h>
39 #include "iwl-eeprom.h"
45 #include "iwl-helpers.h"
46 #include "iwl-agn-hw.h"
47 #include "iwl-6000-hw.h"
49 /* Highest firmware API version supported */
50 #define IWL2030_UCODE_API_MAX 5
51 #define IWL2000_UCODE_API_MAX 5
52 #define IWL105_UCODE_API_MAX 5
54 /* Lowest firmware API version supported */
55 #define IWL2030_UCODE_API_MIN 5
56 #define IWL2000_UCODE_API_MIN 5
57 #define IWL105_UCODE_API_MIN 5
59 #define IWL2030_FW_PRE "iwlwifi-2030-"
60 #define IWL2030_MODULE_FIRMWARE(api) IWL2030_FW_PRE __stringify(api) ".ucode"
62 #define IWL2000_FW_PRE "iwlwifi-2000-"
63 #define IWL2000_MODULE_FIRMWARE(api) IWL2000_FW_PRE __stringify(api) ".ucode"
65 #define IWL105_FW_PRE "iwlwifi-105-"
66 #define IWL105_MODULE_FIRMWARE(api) IWL105_FW_PRE __stringify(api) ".ucode"
68 static void iwl2000_set_ct_threshold(struct iwl_priv *priv)
71 priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD;
72 priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
75 /* NIC configuration for 2000 series */
76 static void iwl2000_nic_config(struct iwl_priv *priv)
80 if (priv->cfg->iq_invert)
81 iwl_set_bit(priv, CSR_GP_DRIVER_REG,
82 CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER);
84 if (priv->cfg->disable_otp_refresh)
85 iwl_write_prph(priv, APMG_ANALOG_SVR_REG, 0x80000010);
88 static struct iwl_sensitivity_ranges iwl2000_sensitivity = {
90 .max_nrg_cck = 0, /* not used, set to 0 */
91 .auto_corr_min_ofdm = 80,
92 .auto_corr_min_ofdm_mrc = 128,
93 .auto_corr_min_ofdm_x1 = 105,
94 .auto_corr_min_ofdm_mrc_x1 = 192,
96 .auto_corr_max_ofdm = 145,
97 .auto_corr_max_ofdm_mrc = 232,
98 .auto_corr_max_ofdm_x1 = 110,
99 .auto_corr_max_ofdm_mrc_x1 = 232,
101 .auto_corr_min_cck = 125,
102 .auto_corr_max_cck = 175,
103 .auto_corr_min_cck_mrc = 160,
104 .auto_corr_max_cck_mrc = 310,
108 .barker_corr_th_min = 190,
109 .barker_corr_th_min_mrc = 390,
113 static int iwl2000_hw_set_hw_params(struct iwl_priv *priv)
115 if (iwlagn_mod_params.num_of_queues >= IWL_MIN_NUM_QUEUES &&
116 iwlagn_mod_params.num_of_queues <= IWLAGN_NUM_QUEUES)
117 priv->cfg->base_params->num_of_queues =
118 iwlagn_mod_params.num_of_queues;
120 priv->hw_params.max_txq_num = priv->cfg->base_params->num_of_queues;
121 priv->hw_params.dma_chnl_num = FH50_TCSR_CHNL_NUM;
122 priv->hw_params.scd_bc_tbls_size =
123 priv->cfg->base_params->num_of_queues *
124 sizeof(struct iwlagn_scd_bc_tbl);
125 priv->hw_params.tfd_size = sizeof(struct iwl_tfd);
126 priv->hw_params.max_stations = IWLAGN_STATION_COUNT;
127 priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id = IWLAGN_BROADCAST_ID;
129 priv->hw_params.max_data_size = IWL60_RTC_DATA_SIZE;
130 priv->hw_params.max_inst_size = IWL60_RTC_INST_SIZE;
132 priv->hw_params.ht40_channel = BIT(IEEE80211_BAND_2GHZ) |
133 BIT(IEEE80211_BAND_5GHZ);
134 priv->hw_params.rx_wrt_ptr_reg = FH_RSCSR_CHNL0_WPTR;
136 priv->hw_params.tx_chains_num = num_of_ant(priv->cfg->valid_tx_ant);
137 if (priv->cfg->rx_with_siso_diversity)
138 priv->hw_params.rx_chains_num = 1;
140 priv->hw_params.rx_chains_num =
141 num_of_ant(priv->cfg->valid_rx_ant);
142 priv->hw_params.valid_tx_ant = priv->cfg->valid_tx_ant;
143 priv->hw_params.valid_rx_ant = priv->cfg->valid_rx_ant;
145 iwl2000_set_ct_threshold(priv);
147 /* Set initial sensitivity parameters */
148 /* Set initial calibration set */
149 priv->hw_params.sens = &iwl2000_sensitivity;
150 priv->hw_params.calib_init_cfg =
151 BIT(IWL_CALIB_XTAL) |
153 BIT(IWL_CALIB_TX_IQ) |
154 BIT(IWL_CALIB_BASE_BAND);
155 if (priv->cfg->need_dc_calib)
156 priv->hw_params.calib_rt_cfg |= BIT(IWL_CALIB_CFG_DC_IDX);
157 if (priv->cfg->need_temp_offset_calib)
158 priv->hw_params.calib_init_cfg |= BIT(IWL_CALIB_TEMP_OFFSET);
160 priv->hw_params.beacon_time_tsf_bits = IWLAGN_EXT_BEACON_TIME_POS;
165 static struct iwl_lib_ops iwl2000_lib = {
166 .set_hw_params = iwl2000_hw_set_hw_params,
167 .rx_handler_setup = iwlagn_rx_handler_setup,
168 .setup_deferred_work = iwlagn_bt_setup_deferred_work,
169 .cancel_deferred_work = iwlagn_bt_cancel_deferred_work,
170 .is_valid_rtc_data_addr = iwlagn_hw_valid_rtc_data_addr,
171 .update_chain_flags = iwl_update_chain_flags,
173 .init = iwl_apm_init,
174 .config = iwl2000_nic_config,
177 .regulatory_bands = {
178 EEPROM_REG_BAND_1_CHANNELS,
179 EEPROM_REG_BAND_2_CHANNELS,
180 EEPROM_REG_BAND_3_CHANNELS,
181 EEPROM_REG_BAND_4_CHANNELS,
182 EEPROM_REG_BAND_5_CHANNELS,
183 EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
184 EEPROM_REGULATORY_BAND_NO_HT40,
186 .query_addr = iwlagn_eeprom_query_addr,
187 .update_enhanced_txpower = iwlcore_eeprom_enhanced_txpower,
190 .temperature = iwlagn_temperature,
194 static const struct iwl_ops iwl2000_ops = {
196 .hcmd = &iwlagn_hcmd,
197 .utils = &iwlagn_hcmd_utils,
200 static const struct iwl_ops iwl2030_ops = {
202 .hcmd = &iwlagn_bt_hcmd,
203 .utils = &iwlagn_hcmd_utils,
206 static const struct iwl_ops iwl105_ops = {
208 .hcmd = &iwlagn_hcmd,
209 .utils = &iwlagn_hcmd_utils,
212 static const struct iwl_ops iwl135_ops = {
214 .hcmd = &iwlagn_bt_hcmd,
215 .utils = &iwlagn_hcmd_utils,
218 static struct iwl_base_params iwl2000_base_params = {
219 .eeprom_size = OTP_LOW_IMAGE_SIZE,
220 .num_of_queues = IWLAGN_NUM_QUEUES,
221 .num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
223 .max_ll_items = OTP_MAX_LL_ITEMS_2x00,
224 .shadow_ram_support = true,
225 .led_compensation = 51,
226 .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
227 .adv_thermal_throttle = true,
228 .support_ct_kill_exit = true,
229 .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
230 .chain_noise_scale = 1000,
231 .wd_timeout = IWL_DEF_WD_TIMEOUT,
232 .max_event_log_size = 512,
233 .shadow_reg_enable = true,
237 static struct iwl_base_params iwl2030_base_params = {
238 .eeprom_size = OTP_LOW_IMAGE_SIZE,
239 .num_of_queues = IWLAGN_NUM_QUEUES,
240 .num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
242 .max_ll_items = OTP_MAX_LL_ITEMS_2x00,
243 .shadow_ram_support = true,
244 .led_compensation = 57,
245 .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
246 .adv_thermal_throttle = true,
247 .support_ct_kill_exit = true,
248 .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
249 .chain_noise_scale = 1000,
250 .wd_timeout = IWL_LONG_WD_TIMEOUT,
251 .max_event_log_size = 512,
252 .shadow_reg_enable = true,
255 static struct iwl_ht_params iwl2000_ht_params = {
256 .ht_greenfield_support = true,
257 .use_rts_for_aggregation = true, /* use rts/cts protection */
260 static struct iwl_bt_params iwl2030_bt_params = {
261 /* Due to bluetooth, we transmit 2.4 GHz probes only on antenna A */
262 .advanced_bt_coexist = true,
263 .agg_time_limit = BT_AGG_THRESHOLD_DEF,
264 .bt_init_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_NONE,
265 .bt_prio_boost = IWLAGN_BT_PRIO_BOOST_DEFAULT,
266 .bt_sco_disable = true,
267 .bt_session_2 = true,
270 #define IWL_DEVICE_2000 \
271 .fw_name_pre = IWL2000_FW_PRE, \
272 .ucode_api_max = IWL2000_UCODE_API_MAX, \
273 .ucode_api_min = IWL2000_UCODE_API_MIN, \
274 .eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
275 .eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
276 .ops = &iwl2000_ops, \
277 .base_params = &iwl2000_base_params, \
278 .need_dc_calib = true, \
279 .need_temp_offset_calib = true, \
280 .led_mode = IWL_LED_RF_STATE, \
282 .disable_otp_refresh = true \
284 struct iwl_cfg iwl2000_2bgn_cfg = {
285 .name = "2000 Series 2x2 BGN",
287 .ht_params = &iwl2000_ht_params,
290 struct iwl_cfg iwl2000_2bg_cfg = {
291 .name = "2000 Series 2x2 BG",
295 #define IWL_DEVICE_2030 \
296 .fw_name_pre = IWL2030_FW_PRE, \
297 .ucode_api_max = IWL2030_UCODE_API_MAX, \
298 .ucode_api_min = IWL2030_UCODE_API_MIN, \
299 .eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
300 .eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
301 .ops = &iwl2030_ops, \
302 .base_params = &iwl2030_base_params, \
303 .bt_params = &iwl2030_bt_params, \
304 .need_dc_calib = true, \
305 .need_temp_offset_calib = true, \
306 .led_mode = IWL_LED_RF_STATE, \
310 struct iwl_cfg iwl2030_2bgn_cfg = {
311 .name = "2000 Series 2x2 BGN/BT",
313 .ht_params = &iwl2000_ht_params,
316 struct iwl_cfg iwl2030_2bg_cfg = {
317 .name = "2000 Series 2x2 BG/BT",
321 #define IWL_DEVICE_105 \
322 .fw_name_pre = IWL105_FW_PRE, \
323 .ucode_api_max = IWL105_UCODE_API_MAX, \
324 .ucode_api_min = IWL105_UCODE_API_MIN, \
325 .eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
326 .eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
327 .ops = &iwl105_ops, \
328 .base_params = &iwl2000_base_params, \
329 .need_dc_calib = true, \
330 .need_temp_offset_calib = true, \
331 .led_mode = IWL_LED_RF_STATE, \
333 .rx_with_siso_diversity = true \
335 struct iwl_cfg iwl105_bg_cfg = {
336 .name = "105 Series 1x1 BG",
340 struct iwl_cfg iwl105_bgn_cfg = {
341 .name = "105 Series 1x1 BGN",
343 .ht_params = &iwl2000_ht_params,
346 #define IWL_DEVICE_135 \
347 .fw_name_pre = IWL105_FW_PRE, \
348 .ucode_api_max = IWL105_UCODE_API_MAX, \
349 .ucode_api_min = IWL105_UCODE_API_MIN, \
350 .eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
351 .eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
352 .ops = &iwl135_ops, \
353 .base_params = &iwl2030_base_params, \
354 .bt_params = &iwl2030_bt_params, \
355 .need_dc_calib = true, \
356 .need_temp_offset_calib = true, \
357 .led_mode = IWL_LED_RF_STATE, \
359 .rx_with_siso_diversity = true \
361 struct iwl_cfg iwl135_bg_cfg = {
362 .name = "105 Series 1x1 BG/BT",
366 struct iwl_cfg iwl135_bgn_cfg = {
367 .name = "105 Series 1x1 BGN/BT",
369 .ht_params = &iwl2000_ht_params,
372 MODULE_FIRMWARE(IWL2000_MODULE_FIRMWARE(IWL2000_UCODE_API_MAX));
373 MODULE_FIRMWARE(IWL2030_MODULE_FIRMWARE(IWL2030_UCODE_API_MAX));
374 MODULE_FIRMWARE(IWL105_MODULE_FIRMWARE(IWL105_UCODE_API_MAX));