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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-2000.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-2000.c393
1 files changed, 393 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-2000.c b/drivers/net/wireless/iwlwifi/iwl-2000.c
new file mode 100644
index 000000000000..3df76f53a41b
--- /dev/null
+++ b/drivers/net/wireless/iwlwifi/iwl-2000.c
@@ -0,0 +1,393 @@
1/******************************************************************************
2 *
3 * Copyright(c) 2008 - 2011 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 <ilw@linux.intel.com>
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#include <linux/stringify.h>
40
41#include "iwl-eeprom.h"
42#include "iwl-dev.h"
43#include "iwl-core.h"
44#include "iwl-io.h"
45#include "iwl-sta.h"
46#include "iwl-agn.h"
47#include "iwl-helpers.h"
48#include "iwl-agn-hw.h"
49#include "iwl-6000-hw.h"
50
51/* Highest firmware API version supported */
52#define IWL2030_UCODE_API_MAX 5
53#define IWL2000_UCODE_API_MAX 5
54#define IWL105_UCODE_API_MAX 5
55
56/* Lowest firmware API version supported */
57#define IWL2030_UCODE_API_MIN 5
58#define IWL2000_UCODE_API_MIN 5
59#define IWL105_UCODE_API_MIN 5
60
61#define IWL2030_FW_PRE "iwlwifi-2030-"
62#define IWL2030_MODULE_FIRMWARE(api) IWL2030_FW_PRE __stringify(api) ".ucode"
63
64#define IWL2000_FW_PRE "iwlwifi-2000-"
65#define IWL2000_MODULE_FIRMWARE(api) IWL2000_FW_PRE __stringify(api) ".ucode"
66
67#define IWL105_FW_PRE "iwlwifi-105-"
68#define IWL105_MODULE_FIRMWARE(api) IWL105_FW_PRE __stringify(api) ".ucode"
69
70static void iwl2000_set_ct_threshold(struct iwl_priv *priv)
71{
72 /* want Celsius */
73 priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD;
74 priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
75}
76
77/* NIC configuration for 2000 series */
78static void iwl2000_nic_config(struct iwl_priv *priv)
79{
80 u16 radio_cfg;
81
82 radio_cfg = iwl_eeprom_query16(priv, EEPROM_RADIO_CONFIG);
83
84 /* write radio config values to register */
85 if (EEPROM_RF_CFG_TYPE_MSK(radio_cfg) <= EEPROM_RF_CONFIG_TYPE_MAX)
86 iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
87 EEPROM_RF_CFG_TYPE_MSK(radio_cfg) |
88 EEPROM_RF_CFG_STEP_MSK(radio_cfg) |
89 EEPROM_RF_CFG_DASH_MSK(radio_cfg));
90
91 /* set CSR_HW_CONFIG_REG for uCode use */
92 iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
93 CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI |
94 CSR_HW_IF_CONFIG_REG_BIT_MAC_SI);
95
96 if (priv->cfg->iq_invert)
97 iwl_set_bit(priv, CSR_GP_DRIVER_REG,
98 CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER);
99
100 if (priv->cfg->disable_otp_refresh)
101 iwl_write_prph(priv, APMG_ANALOG_SVR_REG, 0x80000010);
102}
103
104static struct iwl_sensitivity_ranges iwl2000_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 = 110,
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 .barker_corr_th_min = 190,
125 .barker_corr_th_min_mrc = 390,
126 .nrg_th_cca = 62,
127};
128
129static int iwl2000_hw_set_hw_params(struct iwl_priv *priv)
130{
131 if (iwlagn_mod_params.num_of_queues >= IWL_MIN_NUM_QUEUES &&
132 iwlagn_mod_params.num_of_queues <= IWLAGN_NUM_QUEUES)
133 priv->cfg->base_params->num_of_queues =
134 iwlagn_mod_params.num_of_queues;
135
136 priv->hw_params.max_txq_num = priv->cfg->base_params->num_of_queues;
137 priv->hw_params.dma_chnl_num = FH50_TCSR_CHNL_NUM;
138 priv->hw_params.scd_bc_tbls_size =
139 priv->cfg->base_params->num_of_queues *
140 sizeof(struct iwlagn_scd_bc_tbl);
141 priv->hw_params.tfd_size = sizeof(struct iwl_tfd);
142 priv->hw_params.max_stations = IWLAGN_STATION_COUNT;
143 priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id = IWLAGN_BROADCAST_ID;
144
145 priv->hw_params.max_data_size = IWL60_RTC_DATA_SIZE;
146 priv->hw_params.max_inst_size = IWL60_RTC_INST_SIZE;
147
148 priv->hw_params.ht40_channel = BIT(IEEE80211_BAND_2GHZ) |
149 BIT(IEEE80211_BAND_5GHZ);
150 priv->hw_params.rx_wrt_ptr_reg = FH_RSCSR_CHNL0_WPTR;
151
152 priv->hw_params.tx_chains_num = num_of_ant(priv->cfg->valid_tx_ant);
153 if (priv->cfg->rx_with_siso_diversity)
154 priv->hw_params.rx_chains_num = 1;
155 else
156 priv->hw_params.rx_chains_num =
157 num_of_ant(priv->cfg->valid_rx_ant);
158 priv->hw_params.valid_tx_ant = priv->cfg->valid_tx_ant;
159 priv->hw_params.valid_rx_ant = priv->cfg->valid_rx_ant;
160
161 iwl2000_set_ct_threshold(priv);
162
163 /* Set initial sensitivity parameters */
164 /* Set initial calibration set */
165 priv->hw_params.sens = &iwl2000_sensitivity;
166 priv->hw_params.calib_init_cfg =
167 BIT(IWL_CALIB_XTAL) |
168 BIT(IWL_CALIB_LO) |
169 BIT(IWL_CALIB_TX_IQ) |
170 BIT(IWL_CALIB_BASE_BAND);
171 if (priv->cfg->need_dc_calib)
172 priv->hw_params.calib_rt_cfg |= BIT(IWL_CALIB_CFG_DC_IDX);
173 if (priv->cfg->need_temp_offset_calib)
174 priv->hw_params.calib_init_cfg |= BIT(IWL_CALIB_TEMP_OFFSET);
175
176 priv->hw_params.beacon_time_tsf_bits = IWLAGN_EXT_BEACON_TIME_POS;
177
178 return 0;
179}
180
181static struct iwl_lib_ops iwl2000_lib = {
182 .set_hw_params = iwl2000_hw_set_hw_params,
183 .rx_handler_setup = iwlagn_rx_handler_setup,
184 .setup_deferred_work = iwlagn_bt_setup_deferred_work,
185 .cancel_deferred_work = iwlagn_bt_cancel_deferred_work,
186 .is_valid_rtc_data_addr = iwlagn_hw_valid_rtc_data_addr,
187 .send_tx_power = iwlagn_send_tx_power,
188 .update_chain_flags = iwl_update_chain_flags,
189 .apm_ops = {
190 .init = iwl_apm_init,
191 .config = iwl2000_nic_config,
192 },
193 .eeprom_ops = {
194 .regulatory_bands = {
195 EEPROM_REG_BAND_1_CHANNELS,
196 EEPROM_REG_BAND_2_CHANNELS,
197 EEPROM_REG_BAND_3_CHANNELS,
198 EEPROM_REG_BAND_4_CHANNELS,
199 EEPROM_REG_BAND_5_CHANNELS,
200 EEPROM_6000_REG_BAND_24_HT40_CHANNELS,
201 EEPROM_REGULATORY_BAND_NO_HT40,
202 },
203 .query_addr = iwlagn_eeprom_query_addr,
204 .update_enhanced_txpower = iwlcore_eeprom_enhanced_txpower,
205 },
206 .temp_ops = {
207 .temperature = iwlagn_temperature,
208 },
209 .txfifo_flush = iwlagn_txfifo_flush,
210 .dev_txfifo_flush = iwlagn_dev_txfifo_flush,
211};
212
213static const struct iwl_ops iwl2000_ops = {
214 .lib = &iwl2000_lib,
215 .hcmd = &iwlagn_hcmd,
216 .utils = &iwlagn_hcmd_utils,
217};
218
219static const struct iwl_ops iwl2030_ops = {
220 .lib = &iwl2000_lib,
221 .hcmd = &iwlagn_bt_hcmd,
222 .utils = &iwlagn_hcmd_utils,
223};
224
225static const struct iwl_ops iwl105_ops = {
226 .lib = &iwl2000_lib,
227 .hcmd = &iwlagn_hcmd,
228 .utils = &iwlagn_hcmd_utils,
229};
230
231static const struct iwl_ops iwl135_ops = {
232 .lib = &iwl2000_lib,
233 .hcmd = &iwlagn_bt_hcmd,
234 .utils = &iwlagn_hcmd_utils,
235};
236
237static struct iwl_base_params iwl2000_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,
241 .pll_cfg_val = 0,
242 .max_ll_items = OTP_MAX_LL_ITEMS_2x00,
243 .shadow_ram_support = true,
244 .led_compensation = 51,
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_DEF_WD_TIMEOUT,
251 .max_event_log_size = 512,
252 .shadow_reg_enable = true,
253};
254
255
256static struct iwl_base_params iwl2030_base_params = {
257 .eeprom_size = OTP_LOW_IMAGE_SIZE,
258 .num_of_queues = IWLAGN_NUM_QUEUES,
259 .num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
260 .pll_cfg_val = 0,
261 .max_ll_items = OTP_MAX_LL_ITEMS_2x00,
262 .shadow_ram_support = true,
263 .led_compensation = 57,
264 .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
265 .adv_thermal_throttle = true,
266 .support_ct_kill_exit = true,
267 .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
268 .chain_noise_scale = 1000,
269 .wd_timeout = IWL_LONG_WD_TIMEOUT,
270 .max_event_log_size = 512,
271 .shadow_reg_enable = true,
272};
273
274static struct iwl_ht_params iwl2000_ht_params = {
275 .ht_greenfield_support = true,
276 .use_rts_for_aggregation = true, /* use rts/cts protection */
277};
278
279static struct iwl_bt_params iwl2030_bt_params = {
280 /* Due to bluetooth, we transmit 2.4 GHz probes only on antenna A */
281 .advanced_bt_coexist = true,
282 .agg_time_limit = BT_AGG_THRESHOLD_DEF,
283 .bt_init_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_NONE,
284 .bt_prio_boost = IWLAGN_BT_PRIO_BOOST_DEFAULT,
285 .bt_sco_disable = true,
286 .bt_session_2 = true,
287};
288
289#define IWL_DEVICE_2000 \
290 .fw_name_pre = IWL2000_FW_PRE, \
291 .ucode_api_max = IWL2000_UCODE_API_MAX, \
292 .ucode_api_min = IWL2000_UCODE_API_MIN, \
293 .eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
294 .eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
295 .ops = &iwl2000_ops, \
296 .base_params = &iwl2000_base_params, \
297 .need_dc_calib = true, \
298 .need_temp_offset_calib = true, \
299 .led_mode = IWL_LED_RF_STATE, \
300 .iq_invert = true, \
301 .disable_otp_refresh = true \
302
303struct iwl_cfg iwl2000_2bgn_cfg = {
304 .name = "2000 Series 2x2 BGN",
305 IWL_DEVICE_2000,
306 .ht_params = &iwl2000_ht_params,
307};
308
309struct iwl_cfg iwl2000_2bg_cfg = {
310 .name = "2000 Series 2x2 BG",
311 IWL_DEVICE_2000,
312};
313
314#define IWL_DEVICE_2030 \
315 .fw_name_pre = IWL2030_FW_PRE, \
316 .ucode_api_max = IWL2030_UCODE_API_MAX, \
317 .ucode_api_min = IWL2030_UCODE_API_MIN, \
318 .eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
319 .eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
320 .ops = &iwl2030_ops, \
321 .base_params = &iwl2030_base_params, \
322 .bt_params = &iwl2030_bt_params, \
323 .need_dc_calib = true, \
324 .need_temp_offset_calib = true, \
325 .led_mode = IWL_LED_RF_STATE, \
326 .adv_pm = true, \
327 .iq_invert = true \
328
329struct iwl_cfg iwl2030_2bgn_cfg = {
330 .name = "2000 Series 2x2 BGN/BT",
331 IWL_DEVICE_2030,
332 .ht_params = &iwl2000_ht_params,
333};
334
335struct iwl_cfg iwl2030_2bg_cfg = {
336 .name = "2000 Series 2x2 BG/BT",
337 IWL_DEVICE_2030,
338};
339
340#define IWL_DEVICE_105 \
341 .fw_name_pre = IWL105_FW_PRE, \
342 .ucode_api_max = IWL105_UCODE_API_MAX, \
343 .ucode_api_min = IWL105_UCODE_API_MIN, \
344 .eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
345 .eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
346 .ops = &iwl105_ops, \
347 .base_params = &iwl2000_base_params, \
348 .need_dc_calib = true, \
349 .need_temp_offset_calib = true, \
350 .led_mode = IWL_LED_RF_STATE, \
351 .adv_pm = true, \
352 .rx_with_siso_diversity = true \
353
354struct iwl_cfg iwl105_bg_cfg = {
355 .name = "105 Series 1x1 BG",
356 IWL_DEVICE_105,
357};
358
359struct iwl_cfg iwl105_bgn_cfg = {
360 .name = "105 Series 1x1 BGN",
361 IWL_DEVICE_105,
362 .ht_params = &iwl2000_ht_params,
363};
364
365#define IWL_DEVICE_135 \
366 .fw_name_pre = IWL105_FW_PRE, \
367 .ucode_api_max = IWL105_UCODE_API_MAX, \
368 .ucode_api_min = IWL105_UCODE_API_MIN, \
369 .eeprom_ver = EEPROM_2000_EEPROM_VERSION, \
370 .eeprom_calib_ver = EEPROM_2000_TX_POWER_VERSION, \
371 .ops = &iwl135_ops, \
372 .base_params = &iwl2030_base_params, \
373 .bt_params = &iwl2030_bt_params, \
374 .need_dc_calib = true, \
375 .need_temp_offset_calib = true, \
376 .led_mode = IWL_LED_RF_STATE, \
377 .adv_pm = true, \
378 .rx_with_siso_diversity = true \
379
380struct iwl_cfg iwl135_bg_cfg = {
381 .name = "105 Series 1x1 BG/BT",
382 IWL_DEVICE_135,
383};
384
385struct iwl_cfg iwl135_bgn_cfg = {
386 .name = "105 Series 1x1 BGN/BT",
387 IWL_DEVICE_135,
388 .ht_params = &iwl2000_ht_params,
389};
390
391MODULE_FIRMWARE(IWL2000_MODULE_FIRMWARE(IWL2000_UCODE_API_MAX));
392MODULE_FIRMWARE(IWL2030_MODULE_FIRMWARE(IWL2030_UCODE_API_MAX));
393MODULE_FIRMWARE(IWL105_MODULE_FIRMWARE(IWL105_UCODE_API_MAX));
generated by cgit v1.2.2 (git 2.25.0) at 2026-01-03 23:04:57 -0500