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e1228374 JS |
1 | /****************************************************************************** |
2 | * | |
3 | * Copyright(c) 2008-2009 Intel Corporation. All rights reserved. | |
4 | * | |
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. | |
8 | * | |
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 | |
12 | * more details. | |
13 | * | |
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 | |
17 | * | |
18 | * The full GNU General Public License is included in this distribution in the | |
19 | * file called LICENSE. | |
20 | * | |
21 | * Contact Information: | |
22 | * Intel Linux Wireless <[email protected]> | |
23 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 | |
24 | * | |
25 | *****************************************************************************/ | |
26 | ||
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> | |
39 | ||
40 | #include "iwl-eeprom.h" | |
41 | #include "iwl-dev.h" | |
42 | #include "iwl-core.h" | |
43 | #include "iwl-io.h" | |
44 | #include "iwl-sta.h" | |
45 | #include "iwl-helpers.h" | |
46 | #include "iwl-5000-hw.h" | |
f3a2a424 | 47 | #include "iwl-6000-hw.h" |
e1228374 JS |
48 | |
49 | /* Highest firmware API version supported */ | |
fcbaf8b0 WYG |
50 | #define IWL6000_UCODE_API_MAX 4 |
51 | #define IWL6050_UCODE_API_MAX 4 | |
e1228374 JS |
52 | |
53 | /* Lowest firmware API version supported */ | |
54 | #define IWL6000_UCODE_API_MIN 1 | |
55 | #define IWL6050_UCODE_API_MIN 1 | |
56 | ||
57 | #define IWL6000_FW_PRE "iwlwifi-6000-" | |
58 | #define _IWL6000_MODULE_FIRMWARE(api) IWL6000_FW_PRE #api ".ucode" | |
59 | #define IWL6000_MODULE_FIRMWARE(api) _IWL6000_MODULE_FIRMWARE(api) | |
60 | ||
61 | #define IWL6050_FW_PRE "iwlwifi-6050-" | |
62 | #define _IWL6050_MODULE_FIRMWARE(api) IWL6050_FW_PRE #api ".ucode" | |
63 | #define IWL6050_MODULE_FIRMWARE(api) _IWL6050_MODULE_FIRMWARE(api) | |
64 | ||
672639de WYG |
65 | static void iwl6000_set_ct_threshold(struct iwl_priv *priv) |
66 | { | |
67 | /* want Celsius */ | |
68 | priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD; | |
69 | priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD; | |
70 | } | |
71 | ||
65b7998a WYG |
72 | /* NIC configuration for 6000 series */ |
73 | static void iwl6000_nic_config(struct iwl_priv *priv) | |
74 | { | |
9371d4ed WYG |
75 | u16 radio_cfg; |
76 | ||
77 | radio_cfg = iwl_eeprom_query16(priv, EEPROM_RADIO_CONFIG); | |
78 | ||
79 | /* write radio config values to register */ | |
80 | if (EEPROM_RF_CFG_TYPE_MSK(radio_cfg) <= EEPROM_RF_CONFIG_TYPE_MAX) | |
81 | iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG, | |
82 | EEPROM_RF_CFG_TYPE_MSK(radio_cfg) | | |
83 | EEPROM_RF_CFG_STEP_MSK(radio_cfg) | | |
84 | EEPROM_RF_CFG_DASH_MSK(radio_cfg)); | |
85 | ||
86 | /* set CSR_HW_CONFIG_REG for uCode use */ | |
87 | iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG, | |
88 | CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI | | |
89 | CSR_HW_IF_CONFIG_REG_BIT_MAC_SI); | |
65b7998a WYG |
90 | |
91 | /* no locking required for register write */ | |
92 | if (priv->cfg->pa_type == IWL_PA_HYBRID) { | |
93 | /* 2x2 hybrid phy type */ | |
94 | iwl_write32(priv, CSR_GP_DRIVER_REG, | |
95 | CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_HYB); | |
96 | } else if (priv->cfg->pa_type == IWL_PA_INTERNAL) { | |
97 | /* 2x2 IPA phy type */ | |
98 | iwl_write32(priv, CSR_GP_DRIVER_REG, | |
99 | CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_IPA); | |
100 | } | |
101 | /* else do nothing, uCode configured */ | |
102 | } | |
103 | ||
f3a2a424 WYG |
104 | static struct iwl_sensitivity_ranges iwl6000_sensitivity = { |
105 | .min_nrg_cck = 97, | |
106 | .max_nrg_cck = 0, /* not used, set to 0 */ | |
107 | .auto_corr_min_ofdm = 80, | |
108 | .auto_corr_min_ofdm_mrc = 128, | |
109 | .auto_corr_min_ofdm_x1 = 105, | |
110 | .auto_corr_min_ofdm_mrc_x1 = 192, | |
111 | ||
112 | .auto_corr_max_ofdm = 145, | |
113 | .auto_corr_max_ofdm_mrc = 232, | |
114 | .auto_corr_max_ofdm_x1 = 145, | |
115 | .auto_corr_max_ofdm_mrc_x1 = 232, | |
116 | ||
117 | .auto_corr_min_cck = 125, | |
118 | .auto_corr_max_cck = 175, | |
119 | .auto_corr_min_cck_mrc = 160, | |
120 | .auto_corr_max_cck_mrc = 310, | |
121 | .nrg_th_cck = 97, | |
122 | .nrg_th_ofdm = 100, | |
123 | }; | |
124 | ||
125 | static int iwl6000_hw_set_hw_params(struct iwl_priv *priv) | |
126 | { | |
127 | if ((priv->cfg->mod_params->num_of_queues > IWL50_NUM_QUEUES) || | |
128 | (priv->cfg->mod_params->num_of_queues < IWL_MIN_NUM_QUEUES)) { | |
129 | IWL_ERR(priv, | |
130 | "invalid queues_num, should be between %d and %d\n", | |
131 | IWL_MIN_NUM_QUEUES, IWL50_NUM_QUEUES); | |
132 | return -EINVAL; | |
133 | } | |
134 | ||
135 | priv->hw_params.max_txq_num = priv->cfg->mod_params->num_of_queues; | |
136 | priv->hw_params.dma_chnl_num = FH50_TCSR_CHNL_NUM; | |
137 | priv->hw_params.scd_bc_tbls_size = | |
138 | IWL50_NUM_QUEUES * sizeof(struct iwl5000_scd_bc_tbl); | |
139 | priv->hw_params.tfd_size = sizeof(struct iwl_tfd); | |
140 | priv->hw_params.max_stations = IWL5000_STATION_COUNT; | |
141 | priv->hw_params.bcast_sta_id = IWL5000_BROADCAST_ID; | |
142 | ||
143 | priv->hw_params.max_data_size = IWL60_RTC_DATA_SIZE; | |
144 | priv->hw_params.max_inst_size = IWL60_RTC_INST_SIZE; | |
145 | ||
146 | priv->hw_params.max_bsm_size = 0; | |
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; | |
150 | ||
151 | priv->hw_params.tx_chains_num = num_of_ant(priv->cfg->valid_tx_ant); | |
152 | priv->hw_params.rx_chains_num = num_of_ant(priv->cfg->valid_rx_ant); | |
153 | priv->hw_params.valid_tx_ant = priv->cfg->valid_tx_ant; | |
154 | priv->hw_params.valid_rx_ant = priv->cfg->valid_rx_ant; | |
155 | ||
156 | if (priv->cfg->ops->lib->temp_ops.set_ct_kill) | |
157 | priv->cfg->ops->lib->temp_ops.set_ct_kill(priv); | |
158 | ||
159 | /* Set initial sensitivity parameters */ | |
160 | /* Set initial calibration set */ | |
161 | priv->hw_params.sens = &iwl6000_sensitivity; | |
162 | priv->hw_params.calib_init_cfg = | |
163 | BIT(IWL_CALIB_XTAL) | | |
164 | BIT(IWL_CALIB_LO) | | |
165 | BIT(IWL_CALIB_TX_IQ) | | |
166 | BIT(IWL_CALIB_TX_IQ_PERD) | | |
167 | BIT(IWL_CALIB_BASE_BAND); | |
168 | ||
169 | return 0; | |
170 | } | |
171 | ||
672639de | 172 | static struct iwl_lib_ops iwl6000_lib = { |
f3a2a424 | 173 | .set_hw_params = iwl6000_hw_set_hw_params, |
672639de WYG |
174 | .txq_update_byte_cnt_tbl = iwl5000_txq_update_byte_cnt_tbl, |
175 | .txq_inval_byte_cnt_tbl = iwl5000_txq_inval_byte_cnt_tbl, | |
176 | .txq_set_sched = iwl5000_txq_set_sched, | |
177 | .txq_agg_enable = iwl5000_txq_agg_enable, | |
178 | .txq_agg_disable = iwl5000_txq_agg_disable, | |
179 | .txq_attach_buf_to_tfd = iwl_hw_txq_attach_buf_to_tfd, | |
180 | .txq_free_tfd = iwl_hw_txq_free_tfd, | |
181 | .txq_init = iwl_hw_tx_queue_init, | |
182 | .rx_handler_setup = iwl5000_rx_handler_setup, | |
183 | .setup_deferred_work = iwl5000_setup_deferred_work, | |
184 | .is_valid_rtc_data_addr = iwl5000_hw_valid_rtc_data_addr, | |
185 | .load_ucode = iwl5000_load_ucode, | |
b7a79404 RC |
186 | .dump_nic_event_log = iwl_dump_nic_event_log, |
187 | .dump_nic_error_log = iwl_dump_nic_error_log, | |
672639de WYG |
188 | .init_alive_start = iwl5000_init_alive_start, |
189 | .alive_notify = iwl5000_alive_notify, | |
190 | .send_tx_power = iwl5000_send_tx_power, | |
191 | .update_chain_flags = iwl_update_chain_flags, | |
192 | .apm_ops = { | |
193 | .init = iwl5000_apm_init, | |
194 | .reset = iwl5000_apm_reset, | |
195 | .stop = iwl5000_apm_stop, | |
65b7998a | 196 | .config = iwl6000_nic_config, |
672639de WYG |
197 | .set_pwr_src = iwl_set_pwr_src, |
198 | }, | |
199 | .eeprom_ops = { | |
200 | .regulatory_bands = { | |
201 | EEPROM_5000_REG_BAND_1_CHANNELS, | |
202 | EEPROM_5000_REG_BAND_2_CHANNELS, | |
203 | EEPROM_5000_REG_BAND_3_CHANNELS, | |
204 | EEPROM_5000_REG_BAND_4_CHANNELS, | |
205 | EEPROM_5000_REG_BAND_5_CHANNELS, | |
7aafef1c WYG |
206 | EEPROM_5000_REG_BAND_24_HT40_CHANNELS, |
207 | EEPROM_5000_REG_BAND_52_HT40_CHANNELS | |
672639de WYG |
208 | }, |
209 | .verify_signature = iwlcore_eeprom_verify_signature, | |
210 | .acquire_semaphore = iwlcore_eeprom_acquire_semaphore, | |
211 | .release_semaphore = iwlcore_eeprom_release_semaphore, | |
212 | .calib_version = iwl5000_eeprom_calib_version, | |
213 | .query_addr = iwl5000_eeprom_query_addr, | |
ab9fd1bf | 214 | .update_enhanced_txpower = iwlcore_eeprom_enhanced_txpower, |
672639de WYG |
215 | }, |
216 | .post_associate = iwl_post_associate, | |
217 | .isr = iwl_isr_ict, | |
218 | .config_ap = iwl_config_ap, | |
219 | .temp_ops = { | |
220 | .temperature = iwl5000_temperature, | |
221 | .set_ct_kill = iwl6000_set_ct_threshold, | |
222 | }, | |
223 | }; | |
224 | ||
29f35c14 JS |
225 | static struct iwl_hcmd_utils_ops iwl6000_hcmd_utils = { |
226 | .get_hcmd_size = iwl5000_get_hcmd_size, | |
227 | .build_addsta_hcmd = iwl5000_build_addsta_hcmd, | |
228 | .rts_tx_cmd_flag = iwl5000_rts_tx_cmd_flag, | |
229 | .calc_rssi = iwl5000_calc_rssi, | |
230 | }; | |
231 | ||
232 | static struct iwl_ops iwl6000_ops = { | |
cc0f555d | 233 | .ucode = &iwl5000_ucode, |
672639de | 234 | .lib = &iwl6000_lib, |
29f35c14 JS |
235 | .hcmd = &iwl5000_hcmd, |
236 | .utils = &iwl6000_hcmd_utils, | |
237 | }; | |
238 | ||
e1228374 | 239 | |
65b7998a WYG |
240 | /* |
241 | * "h": Hybrid configuration, use both internal and external Power Amplifier | |
242 | */ | |
243 | struct iwl_cfg iwl6000h_2agn_cfg = { | |
e1228374 JS |
244 | .name = "6000 Series 2x2 AGN", |
245 | .fw_name_pre = IWL6000_FW_PRE, | |
246 | .ucode_api_max = IWL6000_UCODE_API_MAX, | |
247 | .ucode_api_min = IWL6000_UCODE_API_MIN, | |
248 | .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N, | |
29f35c14 | 249 | .ops = &iwl6000_ops, |
415e4993 | 250 | .eeprom_size = OTP_LOW_IMAGE_SIZE, |
1f4b9665 | 251 | .eeprom_ver = EEPROM_6000_EEPROM_VERSION, |
e1228374 JS |
252 | .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION, |
253 | .mod_params = &iwl50_mod_params, | |
542cc793 JS |
254 | .valid_tx_ant = ANT_AB, |
255 | .valid_rx_ant = ANT_AB, | |
050681b7 | 256 | .need_pll_cfg = false, |
65b7998a | 257 | .pa_type = IWL_PA_HYBRID, |
415e4993 WYG |
258 | .max_ll_items = OTP_MAX_LL_ITEMS_6x00, |
259 | .shadow_ram_support = true, | |
b261793d | 260 | .ht_greenfield_support = true, |
f2d0d0e2 | 261 | .led_compensation = 51, |
47eef9bd | 262 | .use_rts_for_ht = true, /* use rts/cts protection */ |
65b7998a WYG |
263 | }; |
264 | ||
265 | /* | |
266 | * "i": Internal configuration, use internal Power Amplifier | |
267 | */ | |
268 | struct iwl_cfg iwl6000i_2agn_cfg = { | |
269 | .name = "6000 Series 2x2 AGN", | |
270 | .fw_name_pre = IWL6000_FW_PRE, | |
271 | .ucode_api_max = IWL6000_UCODE_API_MAX, | |
272 | .ucode_api_min = IWL6000_UCODE_API_MIN, | |
273 | .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N, | |
274 | .ops = &iwl6000_ops, | |
415e4993 | 275 | .eeprom_size = OTP_LOW_IMAGE_SIZE, |
1f4b9665 | 276 | .eeprom_ver = EEPROM_6000_EEPROM_VERSION, |
65b7998a WYG |
277 | .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION, |
278 | .mod_params = &iwl50_mod_params, | |
279 | .valid_tx_ant = ANT_BC, | |
280 | .valid_rx_ant = ANT_BC, | |
281 | .need_pll_cfg = false, | |
282 | .pa_type = IWL_PA_INTERNAL, | |
415e4993 WYG |
283 | .max_ll_items = OTP_MAX_LL_ITEMS_6x00, |
284 | .shadow_ram_support = true, | |
b261793d | 285 | .ht_greenfield_support = true, |
f2d0d0e2 | 286 | .led_compensation = 51, |
47eef9bd | 287 | .use_rts_for_ht = true, /* use rts/cts protection */ |
e1228374 JS |
288 | }; |
289 | ||
290 | struct iwl_cfg iwl6050_2agn_cfg = { | |
291 | .name = "6050 Series 2x2 AGN", | |
292 | .fw_name_pre = IWL6050_FW_PRE, | |
293 | .ucode_api_max = IWL6050_UCODE_API_MAX, | |
294 | .ucode_api_min = IWL6050_UCODE_API_MIN, | |
295 | .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N, | |
29f35c14 | 296 | .ops = &iwl6000_ops, |
415e4993 | 297 | .eeprom_size = OTP_LOW_IMAGE_SIZE, |
1f4b9665 | 298 | .eeprom_ver = EEPROM_6000_EEPROM_VERSION, |
e1228374 JS |
299 | .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION, |
300 | .mod_params = &iwl50_mod_params, | |
542cc793 JS |
301 | .valid_tx_ant = ANT_AB, |
302 | .valid_rx_ant = ANT_AB, | |
050681b7 | 303 | .need_pll_cfg = false, |
65b7998a | 304 | .pa_type = IWL_PA_SYSTEM, |
415e4993 WYG |
305 | .max_ll_items = OTP_MAX_LL_ITEMS_6x00, |
306 | .shadow_ram_support = true, | |
b261793d | 307 | .ht_greenfield_support = true, |
f2d0d0e2 | 308 | .led_compensation = 51, |
47eef9bd | 309 | .use_rts_for_ht = true, /* use rts/cts protection */ |
e1228374 JS |
310 | }; |
311 | ||
312 | struct iwl_cfg iwl6000_3agn_cfg = { | |
313 | .name = "6000 Series 3x3 AGN", | |
314 | .fw_name_pre = IWL6000_FW_PRE, | |
315 | .ucode_api_max = IWL6000_UCODE_API_MAX, | |
316 | .ucode_api_min = IWL6000_UCODE_API_MIN, | |
317 | .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N, | |
29f35c14 | 318 | .ops = &iwl6000_ops, |
415e4993 | 319 | .eeprom_size = OTP_LOW_IMAGE_SIZE, |
1f4b9665 | 320 | .eeprom_ver = EEPROM_6000_EEPROM_VERSION, |
e1228374 JS |
321 | .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION, |
322 | .mod_params = &iwl50_mod_params, | |
c0bac76a JS |
323 | .valid_tx_ant = ANT_ABC, |
324 | .valid_rx_ant = ANT_ABC, | |
050681b7 | 325 | .need_pll_cfg = false, |
65b7998a | 326 | .pa_type = IWL_PA_SYSTEM, |
415e4993 WYG |
327 | .max_ll_items = OTP_MAX_LL_ITEMS_6x00, |
328 | .shadow_ram_support = true, | |
b261793d | 329 | .ht_greenfield_support = true, |
f2d0d0e2 | 330 | .led_compensation = 51, |
47eef9bd | 331 | .use_rts_for_ht = true, /* use rts/cts protection */ |
e1228374 JS |
332 | }; |
333 | ||
334 | struct iwl_cfg iwl6050_3agn_cfg = { | |
335 | .name = "6050 Series 3x3 AGN", | |
336 | .fw_name_pre = IWL6050_FW_PRE, | |
337 | .ucode_api_max = IWL6050_UCODE_API_MAX, | |
338 | .ucode_api_min = IWL6050_UCODE_API_MIN, | |
339 | .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N, | |
29f35c14 | 340 | .ops = &iwl6000_ops, |
415e4993 | 341 | .eeprom_size = OTP_LOW_IMAGE_SIZE, |
1f4b9665 | 342 | .eeprom_ver = EEPROM_6000_EEPROM_VERSION, |
e1228374 JS |
343 | .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION, |
344 | .mod_params = &iwl50_mod_params, | |
c0bac76a JS |
345 | .valid_tx_ant = ANT_ABC, |
346 | .valid_rx_ant = ANT_ABC, | |
050681b7 | 347 | .need_pll_cfg = false, |
65b7998a | 348 | .pa_type = IWL_PA_SYSTEM, |
415e4993 WYG |
349 | .max_ll_items = OTP_MAX_LL_ITEMS_6x00, |
350 | .shadow_ram_support = true, | |
b261793d | 351 | .ht_greenfield_support = true, |
f2d0d0e2 | 352 | .led_compensation = 51, |
47eef9bd | 353 | .use_rts_for_ht = true, /* use rts/cts protection */ |
e1228374 JS |
354 | }; |
355 | ||
356 | MODULE_FIRMWARE(IWL6000_MODULE_FIRMWARE(IWL6000_UCODE_API_MAX)); | |
357 | MODULE_FIRMWARE(IWL6050_MODULE_FIRMWARE(IWL6050_UCODE_API_MAX)); |