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 <net/mac80211.h>
34 #include <linux/etherdevice.h>
35 #include <asm/unaligned.h>
36 #include <linux/stringify.h>
38 #include "iwl-eeprom.h"
44 #include "iwl-helpers.h"
45 #include "iwl-agn-hw.h"
46 #include "iwl-6000-hw.h"
47 #include "iwl-shared.h"
50 /* Highest firmware API version supported */
51 #define IWL2030_UCODE_API_MAX 6
52 #define IWL2000_UCODE_API_MAX 6
53 #define IWL105_UCODE_API_MAX 6
54 #define IWL135_UCODE_API_MAX 6
56 /* Oldest version we won't warn about */
57 #define IWL2030_UCODE_API_OK 5
58 #define IWL2000_UCODE_API_OK 5
59 #define IWL105_UCODE_API_OK 5
60 #define IWL135_UCODE_API_OK 5
62 /* Lowest firmware API version supported */
63 #define IWL2030_UCODE_API_MIN 5
64 #define IWL2000_UCODE_API_MIN 5
65 #define IWL105_UCODE_API_MIN 5
66 #define IWL135_UCODE_API_MIN 5
68 #define IWL2030_FW_PRE "iwlwifi-2030-"
69 #define IWL2030_MODULE_FIRMWARE(api) IWL2030_FW_PRE __stringify(api) ".ucode"
71 #define IWL2000_FW_PRE "iwlwifi-2000-"
72 #define IWL2000_MODULE_FIRMWARE(api) IWL2000_FW_PRE __stringify(api) ".ucode"
74 #define IWL105_FW_PRE "iwlwifi-105-"
75 #define IWL105_MODULE_FIRMWARE(api) IWL105_FW_PRE __stringify(api) ".ucode"
77 #define IWL135_FW_PRE "iwlwifi-135-"
78 #define IWL135_MODULE_FIRMWARE(api) IWL135_FW_PRE #api ".ucode"
80 static void iwl2000_set_ct_threshold(struct iwl_priv *priv)
83 hw_params(priv).ct_kill_threshold = CT_KILL_THRESHOLD;
84 hw_params(priv).ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
87 /* NIC configuration for 2000 series */
88 static void iwl2000_nic_config(struct iwl_priv *priv)
92 if (priv->cfg->iq_invert)
93 iwl_set_bit(bus(priv), CSR_GP_DRIVER_REG,
94 CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER);
97 static struct iwl_sensitivity_ranges iwl2000_sensitivity = {
99 .max_nrg_cck = 0, /* not used, set to 0 */
100 .auto_corr_min_ofdm = 80,
101 .auto_corr_min_ofdm_mrc = 128,
102 .auto_corr_min_ofdm_x1 = 105,
103 .auto_corr_min_ofdm_mrc_x1 = 192,
105 .auto_corr_max_ofdm = 145,
106 .auto_corr_max_ofdm_mrc = 232,
107 .auto_corr_max_ofdm_x1 = 110,
108 .auto_corr_max_ofdm_mrc_x1 = 232,
110 .auto_corr_min_cck = 125,
111 .auto_corr_max_cck = 175,
112 .auto_corr_min_cck_mrc = 160,
113 .auto_corr_max_cck_mrc = 310,
117 .barker_corr_th_min = 190,
118 .barker_corr_th_min_mrc = 390,
122 static int iwl2000_hw_set_hw_params(struct iwl_priv *priv)
124 if (iwlagn_mod_params.num_of_queues >= IWL_MIN_NUM_QUEUES &&
125 iwlagn_mod_params.num_of_queues <= IWLAGN_NUM_QUEUES)
126 priv->cfg->base_params->num_of_queues =
127 iwlagn_mod_params.num_of_queues;
129 hw_params(priv).max_txq_num = priv->cfg->base_params->num_of_queues;
130 hw_params(priv).max_stations = IWLAGN_STATION_COUNT;
131 priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id = IWLAGN_BROADCAST_ID;
133 hw_params(priv).max_data_size = IWL60_RTC_DATA_SIZE;
134 hw_params(priv).max_inst_size = IWL60_RTC_INST_SIZE;
136 hw_params(priv).ht40_channel = BIT(IEEE80211_BAND_2GHZ);
138 hw_params(priv).tx_chains_num = num_of_ant(priv->cfg->valid_tx_ant);
139 if (priv->cfg->rx_with_siso_diversity)
140 hw_params(priv).rx_chains_num = 1;
142 hw_params(priv).rx_chains_num =
143 num_of_ant(priv->cfg->valid_rx_ant);
144 hw_params(priv).valid_tx_ant = priv->cfg->valid_tx_ant;
145 hw_params(priv).valid_rx_ant = priv->cfg->valid_rx_ant;
147 iwl2000_set_ct_threshold(priv);
149 /* Set initial sensitivity parameters */
150 /* Set initial calibration set */
151 hw_params(priv).sens = &iwl2000_sensitivity;
152 hw_params(priv).calib_init_cfg =
153 BIT(IWL_CALIB_XTAL) |
155 BIT(IWL_CALIB_TX_IQ) |
156 BIT(IWL_CALIB_BASE_BAND);
157 if (priv->cfg->need_dc_calib)
158 hw_params(priv).calib_rt_cfg |= IWL_CALIB_CFG_DC_IDX;
159 if (priv->cfg->need_temp_offset_calib)
160 hw_params(priv).calib_init_cfg |= BIT(IWL_CALIB_TEMP_OFFSET);
162 hw_params(priv).beacon_time_tsf_bits = IWLAGN_EXT_BEACON_TIME_POS;
167 static struct iwl_lib_ops iwl2000_lib = {
168 .set_hw_params = iwl2000_hw_set_hw_params,
169 .nic_config = iwl2000_nic_config,
171 .regulatory_bands = {
172 EEPROM_REG_BAND_1_CHANNELS,
173 EEPROM_REG_BAND_2_CHANNELS,
174 EEPROM_REG_BAND_3_CHANNELS,
175 EEPROM_REG_BAND_4_CHANNELS,
176 EEPROM_REG_BAND_5_CHANNELS,
177 EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
178 EEPROM_REGULATORY_BAND_NO_HT40,
180 .update_enhanced_txpower = iwl_eeprom_enhanced_txpower,
182 .temperature = iwlagn_temperature,
185 static struct iwl_lib_ops iwl2030_lib = {
186 .set_hw_params = iwl2000_hw_set_hw_params,
187 .bt_rx_handler_setup = iwlagn_bt_rx_handler_setup,
188 .bt_setup_deferred_work = iwlagn_bt_setup_deferred_work,
189 .cancel_deferred_work = iwlagn_bt_cancel_deferred_work,
190 .nic_config = iwl2000_nic_config,
192 .regulatory_bands = {
193 EEPROM_REG_BAND_1_CHANNELS,
194 EEPROM_REG_BAND_2_CHANNELS,
195 EEPROM_REG_BAND_3_CHANNELS,
196 EEPROM_REG_BAND_4_CHANNELS,
197 EEPROM_REG_BAND_5_CHANNELS,
198 EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
199 EEPROM_REGULATORY_BAND_NO_HT40,
201 .update_enhanced_txpower = iwl_eeprom_enhanced_txpower,
203 .temperature = iwlagn_temperature,
206 static struct iwl_base_params iwl2000_base_params = {
207 .eeprom_size = OTP_LOW_IMAGE_SIZE,
208 .num_of_queues = IWLAGN_NUM_QUEUES,
209 .num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
211 .max_ll_items = OTP_MAX_LL_ITEMS_2x00,
212 .shadow_ram_support = true,
213 .led_compensation = 51,
214 .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
215 .adv_thermal_throttle = true,
216 .support_ct_kill_exit = true,
217 .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
218 .chain_noise_scale = 1000,
219 .wd_timeout = IWL_DEF_WD_TIMEOUT,
220 .max_event_log_size = 512,
221 .shadow_reg_enable = true,
226 static struct iwl_base_params iwl2030_base_params = {
227 .eeprom_size = OTP_LOW_IMAGE_SIZE,
228 .num_of_queues = IWLAGN_NUM_QUEUES,
229 .num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
231 .max_ll_items = OTP_MAX_LL_ITEMS_2x00,
232 .shadow_ram_support = true,
233 .led_compensation = 57,
234 .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
235 .adv_thermal_throttle = true,
236 .support_ct_kill_exit = true,
237 .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
238 .chain_noise_scale = 1000,
239 .wd_timeout = IWL_LONG_WD_TIMEOUT,
240 .max_event_log_size = 512,
241 .shadow_reg_enable = true,
245 static struct iwl_ht_params iwl2000_ht_params = {
246 .ht_greenfield_support = true,
247 .use_rts_for_aggregation = true, /* use rts/cts protection */
250 static struct iwl_bt_params iwl2030_bt_params = {
251 /* Due to bluetooth, we transmit 2.4 GHz probes only on antenna A */
252 .advanced_bt_coexist = true,
253 .agg_time_limit = BT_AGG_THRESHOLD_DEF,
254 .bt_init_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_NONE,
255 .bt_prio_boost = IWLAGN_BT_PRIO_BOOST_DEFAULT,
256 .bt_sco_disable = true,
257 .bt_session_2 = true,
260 #define IWL_DEVICE_2000 \
261 .fw_name_pre = IWL2000_FW_PRE, \
262 .ucode_api_max = IWL2000_UCODE_API_MAX, \
263 .ucode_api_ok = IWL2000_UCODE_API_OK, \
264 .ucode_api_min = IWL2000_UCODE_API_MIN, \
265 .eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
266 .eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
267 .lib = &iwl2000_lib, \
268 .base_params = &iwl2000_base_params, \
269 .need_dc_calib = true, \
270 .need_temp_offset_calib = true, \
271 .led_mode = IWL_LED_RF_STATE, \
274 struct iwl_cfg iwl2000_2bgn_cfg = {
275 .name = "2000 Series 2x2 BGN",
277 .ht_params = &iwl2000_ht_params,
280 struct iwl_cfg iwl2000_2bg_cfg = {
281 .name = "2000 Series 2x2 BG",
285 #define IWL_DEVICE_2030 \
286 .fw_name_pre = IWL2030_FW_PRE, \
287 .ucode_api_max = IWL2030_UCODE_API_MAX, \
288 .ucode_api_ok = IWL2030_UCODE_API_OK, \
289 .ucode_api_min = IWL2030_UCODE_API_MIN, \
290 .eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
291 .eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
292 .lib = &iwl2030_lib, \
293 .base_params = &iwl2030_base_params, \
294 .bt_params = &iwl2030_bt_params, \
295 .need_dc_calib = true, \
296 .need_temp_offset_calib = true, \
297 .led_mode = IWL_LED_RF_STATE, \
301 struct iwl_cfg iwl2030_2bgn_cfg = {
302 .name = "2000 Series 2x2 BGN/BT",
304 .ht_params = &iwl2000_ht_params,
307 struct iwl_cfg iwl2030_2bg_cfg = {
308 .name = "2000 Series 2x2 BG/BT",
312 #define IWL_DEVICE_105 \
313 .fw_name_pre = IWL105_FW_PRE, \
314 .ucode_api_max = IWL105_UCODE_API_MAX, \
315 .ucode_api_ok = IWL105_UCODE_API_OK, \
316 .ucode_api_min = IWL105_UCODE_API_MIN, \
317 .eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
318 .eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
319 .lib = &iwl2000_lib, \
320 .base_params = &iwl2000_base_params, \
321 .need_dc_calib = true, \
322 .need_temp_offset_calib = true, \
323 .led_mode = IWL_LED_RF_STATE, \
325 .rx_with_siso_diversity = true, \
328 struct iwl_cfg iwl105_bg_cfg = {
329 .name = "105 Series 1x1 BG",
333 struct iwl_cfg iwl105_bgn_cfg = {
334 .name = "105 Series 1x1 BGN",
336 .ht_params = &iwl2000_ht_params,
339 #define IWL_DEVICE_135 \
340 .fw_name_pre = IWL135_FW_PRE, \
341 .ucode_api_max = IWL135_UCODE_API_MAX, \
342 .ucode_api_ok = IWL135_UCODE_API_OK, \
343 .ucode_api_min = IWL135_UCODE_API_MIN, \
344 .eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
345 .eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
346 .lib = &iwl2030_lib, \
347 .base_params = &iwl2030_base_params, \
348 .bt_params = &iwl2030_bt_params, \
349 .need_dc_calib = true, \
350 .need_temp_offset_calib = true, \
351 .led_mode = IWL_LED_RF_STATE, \
353 .rx_with_siso_diversity = true, \
356 struct iwl_cfg iwl135_bg_cfg = {
357 .name = "135 Series 1x1 BG/BT",
361 struct iwl_cfg iwl135_bgn_cfg = {
362 .name = "135 Series 1x1 BGN/BT",
364 .ht_params = &iwl2000_ht_params,
367 MODULE_FIRMWARE(IWL2000_MODULE_FIRMWARE(IWL2000_UCODE_API_MAX));
368 MODULE_FIRMWARE(IWL2030_MODULE_FIRMWARE(IWL2030_UCODE_API_MAX));
369 MODULE_FIRMWARE(IWL105_MODULE_FIRMWARE(IWL105_UCODE_API_MAX));
370 MODULE_FIRMWARE(IWL135_MODULE_FIRMWARE(IWL135_UCODE_API_MAX));