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/pci.h>
31 #include <linux/dma-mapping.h>
32 #include <linux/delay.h>
33 #include <linux/skbuff.h>
34 #include <linux/netdevice.h>
35 #include <linux/wireless.h>
36 #include <net/mac80211.h>
37 #include <linux/etherdevice.h>
38 #include <asm/unaligned.h>
40 #include "iwl-eeprom.h"
46 #include "iwl-helpers.h"
47 #include "iwl-agn-hw.h"
48 #include "iwl-6000-hw.h"
50 /* Highest firmware API version supported */
51 #define IWL2030_UCODE_API_MAX 5
52 #define IWL2000_UCODE_API_MAX 5
53 #define IWL105_UCODE_API_MAX 5
55 /* Lowest firmware API version supported */
56 #define IWL2030_UCODE_API_MIN 5
57 #define IWL2000_UCODE_API_MIN 5
58 #define IWL105_UCODE_API_MIN 5
60 #define IWL2030_FW_PRE "iwlwifi-2030-"
61 #define IWL2030_MODULE_FIRMWARE(api) IWL2030_FW_PRE #api ".ucode"
63 #define IWL2000_FW_PRE "iwlwifi-2000-"
64 #define IWL2000_MODULE_FIRMWARE(api) IWL2000_FW_PRE #api ".ucode"
66 #define IWL105_FW_PRE "iwlwifi-105-"
67 #define IWL105_MODULE_FIRMWARE(api) IWL105_FW_PRE #api ".ucode"
69 static void iwl2000_set_ct_threshold(struct iwl_priv
*priv
)
72 priv
->hw_params
.ct_kill_threshold
= CT_KILL_THRESHOLD
;
73 priv
->hw_params
.ct_kill_exit_threshold
= CT_KILL_EXIT_THRESHOLD
;
76 /* NIC configuration for 2000 series */
77 static void iwl2000_nic_config(struct iwl_priv
*priv
)
81 radio_cfg
= iwl_eeprom_query16(priv
, EEPROM_RADIO_CONFIG
);
83 /* write radio config values to register */
84 if (EEPROM_RF_CFG_TYPE_MSK(radio_cfg
) <= EEPROM_RF_CONFIG_TYPE_MAX
)
85 iwl_set_bit(priv
, CSR_HW_IF_CONFIG_REG
,
86 EEPROM_RF_CFG_TYPE_MSK(radio_cfg
) |
87 EEPROM_RF_CFG_STEP_MSK(radio_cfg
) |
88 EEPROM_RF_CFG_DASH_MSK(radio_cfg
));
90 /* set CSR_HW_CONFIG_REG for uCode use */
91 iwl_set_bit(priv
, CSR_HW_IF_CONFIG_REG
,
92 CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI
|
93 CSR_HW_IF_CONFIG_REG_BIT_MAC_SI
);
95 if (priv
->cfg
->iq_invert
)
96 iwl_set_bit(priv
, CSR_GP_DRIVER_REG
,
97 CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER
);
99 if (priv
->cfg
->disable_otp_refresh
)
100 iwl_write_prph(priv
, APMG_ANALOG_SVR_REG
, 0x80000010);
103 static struct iwl_sensitivity_ranges iwl2000_sensitivity
= {
105 .max_nrg_cck
= 0, /* not used, set to 0 */
106 .auto_corr_min_ofdm
= 80,
107 .auto_corr_min_ofdm_mrc
= 128,
108 .auto_corr_min_ofdm_x1
= 105,
109 .auto_corr_min_ofdm_mrc_x1
= 192,
111 .auto_corr_max_ofdm
= 145,
112 .auto_corr_max_ofdm_mrc
= 232,
113 .auto_corr_max_ofdm_x1
= 110,
114 .auto_corr_max_ofdm_mrc_x1
= 232,
116 .auto_corr_min_cck
= 125,
117 .auto_corr_max_cck
= 175,
118 .auto_corr_min_cck_mrc
= 160,
119 .auto_corr_max_cck_mrc
= 310,
123 .barker_corr_th_min
= 190,
124 .barker_corr_th_min_mrc
= 390,
128 static int iwl2000_hw_set_hw_params(struct iwl_priv
*priv
)
130 if (iwlagn_mod_params
.num_of_queues
>= IWL_MIN_NUM_QUEUES
&&
131 iwlagn_mod_params
.num_of_queues
<= IWLAGN_NUM_QUEUES
)
132 priv
->cfg
->base_params
->num_of_queues
=
133 iwlagn_mod_params
.num_of_queues
;
135 priv
->hw_params
.max_txq_num
= priv
->cfg
->base_params
->num_of_queues
;
136 priv
->hw_params
.dma_chnl_num
= FH50_TCSR_CHNL_NUM
;
137 priv
->hw_params
.scd_bc_tbls_size
=
138 priv
->cfg
->base_params
->num_of_queues
*
139 sizeof(struct iwlagn_scd_bc_tbl
);
140 priv
->hw_params
.tfd_size
= sizeof(struct iwl_tfd
);
141 priv
->hw_params
.max_stations
= IWLAGN_STATION_COUNT
;
142 priv
->contexts
[IWL_RXON_CTX_BSS
].bcast_sta_id
= IWLAGN_BROADCAST_ID
;
144 priv
->hw_params
.max_data_size
= IWL60_RTC_DATA_SIZE
;
145 priv
->hw_params
.max_inst_size
= IWL60_RTC_INST_SIZE
;
147 priv
->hw_params
.ht40_channel
= BIT(IEEE80211_BAND_2GHZ
) |
148 BIT(IEEE80211_BAND_5GHZ
);
149 priv
->hw_params
.rx_wrt_ptr_reg
= FH_RSCSR_CHNL0_WPTR
;
151 priv
->hw_params
.tx_chains_num
= num_of_ant(priv
->cfg
->valid_tx_ant
);
152 if (priv
->cfg
->rx_with_siso_diversity
)
153 priv
->hw_params
.rx_chains_num
= 1;
155 priv
->hw_params
.rx_chains_num
=
156 num_of_ant(priv
->cfg
->valid_rx_ant
);
157 priv
->hw_params
.valid_tx_ant
= priv
->cfg
->valid_tx_ant
;
158 priv
->hw_params
.valid_rx_ant
= priv
->cfg
->valid_rx_ant
;
160 iwl2000_set_ct_threshold(priv
);
162 /* Set initial sensitivity parameters */
163 /* Set initial calibration set */
164 priv
->hw_params
.sens
= &iwl2000_sensitivity
;
165 priv
->hw_params
.calib_init_cfg
=
166 BIT(IWL_CALIB_XTAL
) |
168 BIT(IWL_CALIB_TX_IQ
) |
169 BIT(IWL_CALIB_BASE_BAND
);
170 if (priv
->cfg
->need_dc_calib
)
171 priv
->hw_params
.calib_rt_cfg
|= BIT(IWL_CALIB_CFG_DC_IDX
);
172 if (priv
->cfg
->need_temp_offset_calib
)
173 priv
->hw_params
.calib_init_cfg
|= BIT(IWL_CALIB_TEMP_OFFSET
);
175 priv
->hw_params
.beacon_time_tsf_bits
= IWLAGN_EXT_BEACON_TIME_POS
;
180 static struct iwl_lib_ops iwl2000_lib
= {
181 .set_hw_params
= iwl2000_hw_set_hw_params
,
182 .rx_handler_setup
= iwlagn_rx_handler_setup
,
183 .setup_deferred_work
= iwlagn_bt_setup_deferred_work
,
184 .cancel_deferred_work
= iwlagn_bt_cancel_deferred_work
,
185 .is_valid_rtc_data_addr
= iwlagn_hw_valid_rtc_data_addr
,
186 .send_tx_power
= iwlagn_send_tx_power
,
187 .update_chain_flags
= iwl_update_chain_flags
,
189 .init
= iwl_apm_init
,
190 .config
= iwl2000_nic_config
,
193 .regulatory_bands
= {
194 EEPROM_REG_BAND_1_CHANNELS
,
195 EEPROM_REG_BAND_2_CHANNELS
,
196 EEPROM_REG_BAND_3_CHANNELS
,
197 EEPROM_REG_BAND_4_CHANNELS
,
198 EEPROM_REG_BAND_5_CHANNELS
,
199 EEPROM_6000_REG_BAND_24_HT40_CHANNELS
,
200 EEPROM_REGULATORY_BAND_NO_HT40
,
202 .query_addr
= iwlagn_eeprom_query_addr
,
203 .update_enhanced_txpower
= iwlcore_eeprom_enhanced_txpower
,
206 .temperature
= iwlagn_temperature
,
208 .txfifo_flush
= iwlagn_txfifo_flush
,
209 .dev_txfifo_flush
= iwlagn_dev_txfifo_flush
,
212 static const struct iwl_ops iwl2000_ops
= {
214 .hcmd
= &iwlagn_hcmd
,
215 .utils
= &iwlagn_hcmd_utils
,
218 static const struct iwl_ops iwl2030_ops
= {
220 .hcmd
= &iwlagn_bt_hcmd
,
221 .utils
= &iwlagn_hcmd_utils
,
224 static const struct iwl_ops iwl105_ops
= {
226 .hcmd
= &iwlagn_hcmd
,
227 .utils
= &iwlagn_hcmd_utils
,
230 static const struct iwl_ops iwl135_ops
= {
232 .hcmd
= &iwlagn_bt_hcmd
,
233 .utils
= &iwlagn_hcmd_utils
,
236 static struct iwl_base_params iwl2000_base_params
= {
237 .eeprom_size
= OTP_LOW_IMAGE_SIZE
,
238 .num_of_queues
= IWLAGN_NUM_QUEUES
,
239 .num_of_ampdu_queues
= IWLAGN_NUM_AMPDU_QUEUES
,
241 .max_ll_items
= OTP_MAX_LL_ITEMS_2x00
,
242 .shadow_ram_support
= true,
243 .led_compensation
= 51,
244 .chain_noise_num_beacons
= IWL_CAL_NUM_BEACONS
,
245 .adv_thermal_throttle
= true,
246 .support_ct_kill_exit
= true,
247 .plcp_delta_threshold
= IWL_MAX_PLCP_ERR_THRESHOLD_DEF
,
248 .chain_noise_scale
= 1000,
249 .wd_timeout
= IWL_DEF_WD_TIMEOUT
,
250 .max_event_log_size
= 512,
251 .shadow_reg_enable
= true,
255 static struct iwl_base_params iwl2030_base_params
= {
256 .eeprom_size
= OTP_LOW_IMAGE_SIZE
,
257 .num_of_queues
= IWLAGN_NUM_QUEUES
,
258 .num_of_ampdu_queues
= IWLAGN_NUM_AMPDU_QUEUES
,
260 .max_ll_items
= OTP_MAX_LL_ITEMS_2x00
,
261 .shadow_ram_support
= true,
262 .led_compensation
= 57,
263 .chain_noise_num_beacons
= IWL_CAL_NUM_BEACONS
,
264 .adv_thermal_throttle
= true,
265 .support_ct_kill_exit
= true,
266 .plcp_delta_threshold
= IWL_MAX_PLCP_ERR_THRESHOLD_DEF
,
267 .chain_noise_scale
= 1000,
268 .wd_timeout
= IWL_LONG_WD_TIMEOUT
,
269 .max_event_log_size
= 512,
270 .shadow_reg_enable
= true,
273 static struct iwl_ht_params iwl2000_ht_params
= {
274 .ht_greenfield_support
= true,
275 .use_rts_for_aggregation
= true, /* use rts/cts protection */
278 static struct iwl_bt_params iwl2030_bt_params
= {
279 /* Due to bluetooth, we transmit 2.4 GHz probes only on antenna A */
280 .advanced_bt_coexist
= true,
281 .agg_time_limit
= BT_AGG_THRESHOLD_DEF
,
282 .bt_init_traffic_load
= IWL_BT_COEX_TRAFFIC_LOAD_NONE
,
283 .bt_prio_boost
= IWLAGN_BT_PRIO_BOOST_DEFAULT
,
284 .bt_sco_disable
= true,
285 .bt_session_2
= true,
288 #define IWL_DEVICE_2000 \
289 .fw_name_pre = IWL2000_FW_PRE, \
290 .ucode_api_max = IWL2000_UCODE_API_MAX, \
291 .ucode_api_min = IWL2000_UCODE_API_MIN, \
292 .eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
293 .eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
294 .ops = &iwl2000_ops, \
295 .base_params = &iwl2000_base_params, \
296 .need_dc_calib = true, \
297 .need_temp_offset_calib = true, \
298 .led_mode = IWL_LED_RF_STATE, \
300 .disable_otp_refresh = true \
302 struct iwl_cfg iwl2000_2bgn_cfg = {
303 .name
= "2000 Series 2x2 BGN",
305 .ht_params
= &iwl2000_ht_params
,
308 struct iwl_cfg iwl2000_2bg_cfg
= {
309 .name
= "2000 Series 2x2 BG",
313 #define IWL_DEVICE_2030 \
314 .fw_name_pre = IWL2030_FW_PRE, \
315 .ucode_api_max = IWL2030_UCODE_API_MAX, \
316 .ucode_api_min = IWL2030_UCODE_API_MIN, \
317 .eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
318 .eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
319 .ops = &iwl2030_ops, \
320 .base_params = &iwl2030_base_params, \
321 .bt_params = &iwl2030_bt_params, \
322 .need_dc_calib = true, \
323 .need_temp_offset_calib = true, \
324 .led_mode = IWL_LED_RF_STATE, \
328 struct iwl_cfg iwl2030_2bgn_cfg = {
329 .name
= "2000 Series 2x2 BGN/BT",
331 .ht_params
= &iwl2000_ht_params
,
334 struct iwl_cfg iwl2030_2bg_cfg
= {
335 .name
= "2000 Series 2x2 BG/BT",
339 #define IWL_DEVICE_105 \
340 .fw_name_pre = IWL105_FW_PRE, \
341 .ucode_api_max = IWL105_UCODE_API_MAX, \
342 .ucode_api_min = IWL105_UCODE_API_MIN, \
343 .eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
344 .eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
345 .ops = &iwl105_ops, \
346 .base_params = &iwl2000_base_params, \
347 .need_dc_calib = true, \
348 .need_temp_offset_calib = true, \
349 .led_mode = IWL_LED_RF_STATE, \
351 .rx_with_siso_diversity = true \
353 struct iwl_cfg iwl105_bg_cfg = {
354 .name
= "105 Series 1x1 BG",
358 struct iwl_cfg iwl105_bgn_cfg
= {
359 .name
= "105 Series 1x1 BGN",
361 .ht_params
= &iwl2000_ht_params
,
364 #define IWL_DEVICE_135 \
365 .fw_name_pre = IWL105_FW_PRE, \
366 .ucode_api_max = IWL105_UCODE_API_MAX, \
367 .ucode_api_min = IWL105_UCODE_API_MIN, \
368 .eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
369 .eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
370 .ops = &iwl135_ops, \
371 .base_params = &iwl2030_base_params, \
372 .bt_params = &iwl2030_bt_params, \
373 .need_dc_calib = true, \
374 .need_temp_offset_calib = true, \
375 .led_mode = IWL_LED_RF_STATE, \
377 .rx_with_siso_diversity = true \
379 struct iwl_cfg iwl135_bg_cfg = {
380 .name
= "105 Series 1x1 BG/BT",
384 struct iwl_cfg iwl135_bgn_cfg
= {
385 .name
= "105 Series 1x1 BGN/BT",
387 .ht_params
= &iwl2000_ht_params
,
390 MODULE_FIRMWARE(IWL2000_MODULE_FIRMWARE(IWL2000_UCODE_API_MAX
));
391 MODULE_FIRMWARE(IWL2030_MODULE_FIRMWARE(IWL2030_UCODE_API_MAX
));
392 MODULE_FIRMWARE(IWL105_MODULE_FIRMWARE(IWL105_UCODE_API_MAX
));