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5a6a256e TW |
1 | /****************************************************************************** |
2 | * | |
3 | * Copyright(c) 2007-2008 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 Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 | |
23 | * | |
24 | *****************************************************************************/ | |
25 | ||
26 | #include <linux/kernel.h> | |
27 | #include <linux/module.h> | |
28 | #include <linux/version.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" | |
3e0d4cb1 | 41 | #include "iwl-dev.h" |
5a6a256e TW |
42 | #include "iwl-core.h" |
43 | #include "iwl-io.h" | |
e26e47d9 | 44 | #include "iwl-sta.h" |
5a6a256e TW |
45 | #include "iwl-helpers.h" |
46 | #include "iwl-5000-hw.h" | |
47 | ||
48 | #define IWL5000_UCODE_API "-1" | |
49 | ||
99da1b48 RR |
50 | static const u16 iwl5000_default_queue_to_tx_fifo[] = { |
51 | IWL_TX_FIFO_AC3, | |
52 | IWL_TX_FIFO_AC2, | |
53 | IWL_TX_FIFO_AC1, | |
54 | IWL_TX_FIFO_AC0, | |
55 | IWL50_CMD_FIFO_NUM, | |
56 | IWL_TX_FIFO_HCCA_1, | |
57 | IWL_TX_FIFO_HCCA_2 | |
58 | }; | |
59 | ||
46315e01 TW |
60 | /* FIXME: same implementation as 4965 */ |
61 | static int iwl5000_apm_stop_master(struct iwl_priv *priv) | |
62 | { | |
63 | int ret = 0; | |
64 | unsigned long flags; | |
65 | ||
66 | spin_lock_irqsave(&priv->lock, flags); | |
67 | ||
68 | /* set stop master bit */ | |
69 | iwl_set_bit(priv, CSR_RESET, CSR_RESET_REG_FLAG_STOP_MASTER); | |
70 | ||
71 | ret = iwl_poll_bit(priv, CSR_RESET, | |
72 | CSR_RESET_REG_FLAG_MASTER_DISABLED, | |
73 | CSR_RESET_REG_FLAG_MASTER_DISABLED, 100); | |
74 | if (ret < 0) | |
75 | goto out; | |
76 | ||
77 | out: | |
78 | spin_unlock_irqrestore(&priv->lock, flags); | |
79 | IWL_DEBUG_INFO("stop master\n"); | |
80 | ||
81 | return ret; | |
82 | } | |
83 | ||
84 | ||
30d59260 TW |
85 | static int iwl5000_apm_init(struct iwl_priv *priv) |
86 | { | |
87 | int ret = 0; | |
88 | ||
89 | iwl_set_bit(priv, CSR_GIO_CHICKEN_BITS, | |
90 | CSR_GIO_CHICKEN_BITS_REG_BIT_DIS_L0S_EXIT_TIMER); | |
91 | ||
8f061891 TW |
92 | /* disable L0s without affecting L1 :don't wait for ICH L0s bug W/A) */ |
93 | iwl_set_bit(priv, CSR_GIO_CHICKEN_BITS, | |
94 | CSR_GIO_CHICKEN_BITS_REG_BIT_L1A_NO_L0S_RX); | |
95 | ||
30d59260 TW |
96 | iwl_set_bit(priv, CSR_ANA_PLL_CFG, CSR50_ANA_PLL_CFG_VAL); |
97 | ||
98 | /* set "initialization complete" bit to move adapter | |
99 | * D0U* --> D0A* state */ | |
100 | iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE); | |
101 | ||
102 | /* wait for clock stabilization */ | |
103 | ret = iwl_poll_bit(priv, CSR_GP_CNTRL, | |
104 | CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, | |
105 | CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000); | |
106 | if (ret < 0) { | |
107 | IWL_DEBUG_INFO("Failed to init the card\n"); | |
108 | return ret; | |
109 | } | |
110 | ||
111 | ret = iwl_grab_nic_access(priv); | |
112 | if (ret) | |
113 | return ret; | |
114 | ||
115 | /* enable DMA */ | |
8f061891 | 116 | iwl_write_prph(priv, APMG_CLK_EN_REG, APMG_CLK_VAL_DMA_CLK_RQT); |
30d59260 TW |
117 | |
118 | udelay(20); | |
119 | ||
8f061891 | 120 | /* disable L1-Active */ |
30d59260 | 121 | iwl_set_bits_prph(priv, APMG_PCIDEV_STT_REG, |
8f061891 | 122 | APMG_PCIDEV_STT_VAL_L1_ACT_DIS); |
30d59260 TW |
123 | |
124 | iwl_release_nic_access(priv); | |
125 | ||
126 | return ret; | |
127 | } | |
128 | ||
f118a91d TW |
129 | /* FIXME: this is indentical to 4965 */ |
130 | static void iwl5000_apm_stop(struct iwl_priv *priv) | |
131 | { | |
132 | unsigned long flags; | |
133 | ||
46315e01 | 134 | iwl5000_apm_stop_master(priv); |
f118a91d TW |
135 | |
136 | spin_lock_irqsave(&priv->lock, flags); | |
137 | ||
138 | iwl_set_bit(priv, CSR_RESET, CSR_RESET_REG_FLAG_SW_RESET); | |
139 | ||
140 | udelay(10); | |
141 | ||
142 | iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE); | |
143 | ||
144 | spin_unlock_irqrestore(&priv->lock, flags); | |
145 | } | |
146 | ||
147 | ||
7f066108 TW |
148 | static int iwl5000_apm_reset(struct iwl_priv *priv) |
149 | { | |
150 | int ret = 0; | |
151 | unsigned long flags; | |
152 | ||
46315e01 | 153 | iwl5000_apm_stop_master(priv); |
7f066108 TW |
154 | |
155 | spin_lock_irqsave(&priv->lock, flags); | |
156 | ||
157 | iwl_set_bit(priv, CSR_RESET, CSR_RESET_REG_FLAG_SW_RESET); | |
158 | ||
159 | udelay(10); | |
160 | ||
161 | ||
162 | /* FIXME: put here L1A -L0S w/a */ | |
163 | ||
164 | iwl_set_bit(priv, CSR_ANA_PLL_CFG, CSR50_ANA_PLL_CFG_VAL); | |
165 | ||
166 | /* set "initialization complete" bit to move adapter | |
167 | * D0U* --> D0A* state */ | |
168 | iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE); | |
169 | ||
170 | /* wait for clock stabilization */ | |
171 | ret = iwl_poll_bit(priv, CSR_GP_CNTRL, | |
172 | CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, | |
173 | CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000); | |
174 | if (ret < 0) { | |
175 | IWL_DEBUG_INFO("Failed to init the card\n"); | |
176 | goto out; | |
177 | } | |
178 | ||
179 | ret = iwl_grab_nic_access(priv); | |
180 | if (ret) | |
181 | goto out; | |
182 | ||
183 | /* enable DMA */ | |
184 | iwl_write_prph(priv, APMG_CLK_EN_REG, APMG_CLK_VAL_DMA_CLK_RQT); | |
185 | ||
186 | udelay(20); | |
187 | ||
188 | /* disable L1-Active */ | |
189 | iwl_set_bits_prph(priv, APMG_PCIDEV_STT_REG, | |
190 | APMG_PCIDEV_STT_VAL_L1_ACT_DIS); | |
191 | ||
192 | iwl_release_nic_access(priv); | |
193 | ||
194 | out: | |
195 | spin_unlock_irqrestore(&priv->lock, flags); | |
196 | ||
197 | return ret; | |
198 | } | |
199 | ||
200 | ||
5a835353 | 201 | static void iwl5000_nic_config(struct iwl_priv *priv) |
e86fe9f6 TW |
202 | { |
203 | unsigned long flags; | |
204 | u16 radio_cfg; | |
205 | u8 val_link; | |
206 | ||
207 | spin_lock_irqsave(&priv->lock, flags); | |
208 | ||
209 | pci_read_config_byte(priv->pci_dev, PCI_LINK_CTRL, &val_link); | |
210 | ||
8f061891 TW |
211 | /* L1 is enabled by BIOS */ |
212 | if ((val_link & PCI_LINK_VAL_L1_EN) == PCI_LINK_VAL_L1_EN) | |
213 | /* diable L0S disabled L1A enabled */ | |
214 | iwl_set_bit(priv, CSR_GIO_REG, CSR_GIO_REG_VAL_L0S_ENABLED); | |
215 | else | |
216 | /* L0S enabled L1A disabled */ | |
217 | iwl_clear_bit(priv, CSR_GIO_REG, CSR_GIO_REG_VAL_L0S_ENABLED); | |
e86fe9f6 TW |
218 | |
219 | radio_cfg = iwl_eeprom_query16(priv, EEPROM_RADIO_CONFIG); | |
220 | ||
221 | /* write radio config values to register */ | |
222 | if (EEPROM_RF_CFG_TYPE_MSK(radio_cfg) < EEPROM_5000_RF_CFG_TYPE_MAX) | |
223 | iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG, | |
224 | EEPROM_RF_CFG_TYPE_MSK(radio_cfg) | | |
225 | EEPROM_RF_CFG_STEP_MSK(radio_cfg) | | |
226 | EEPROM_RF_CFG_DASH_MSK(radio_cfg)); | |
227 | ||
228 | /* set CSR_HW_CONFIG_REG for uCode use */ | |
229 | iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG, | |
230 | CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI | | |
231 | CSR_HW_IF_CONFIG_REG_BIT_MAC_SI); | |
232 | ||
233 | spin_unlock_irqrestore(&priv->lock, flags); | |
234 | } | |
235 | ||
236 | ||
237 | ||
25ae3986 TW |
238 | /* |
239 | * EEPROM | |
240 | */ | |
241 | static u32 eeprom_indirect_address(const struct iwl_priv *priv, u32 address) | |
242 | { | |
243 | u16 offset = 0; | |
244 | ||
245 | if ((address & INDIRECT_ADDRESS) == 0) | |
246 | return address; | |
247 | ||
248 | switch (address & INDIRECT_TYPE_MSK) { | |
249 | case INDIRECT_HOST: | |
250 | offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_HOST); | |
251 | break; | |
252 | case INDIRECT_GENERAL: | |
253 | offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_GENERAL); | |
254 | break; | |
255 | case INDIRECT_REGULATORY: | |
256 | offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_REGULATORY); | |
257 | break; | |
258 | case INDIRECT_CALIBRATION: | |
259 | offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_CALIBRATION); | |
260 | break; | |
261 | case INDIRECT_PROCESS_ADJST: | |
262 | offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_PROCESS_ADJST); | |
263 | break; | |
264 | case INDIRECT_OTHERS: | |
265 | offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_OTHERS); | |
266 | break; | |
267 | default: | |
268 | IWL_ERROR("illegal indirect type: 0x%X\n", | |
269 | address & INDIRECT_TYPE_MSK); | |
270 | break; | |
271 | } | |
272 | ||
273 | /* translate the offset from words to byte */ | |
274 | return (address & ADDRESS_MSK) + (offset << 1); | |
275 | } | |
276 | ||
f1f69415 TW |
277 | static int iwl5000_eeprom_check_version(struct iwl_priv *priv) |
278 | { | |
279 | u16 eeprom_ver; | |
280 | struct iwl_eeprom_calib_hdr { | |
281 | u8 version; | |
282 | u8 pa_type; | |
283 | u16 voltage; | |
284 | } *hdr; | |
285 | ||
286 | eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION); | |
287 | ||
288 | hdr = (struct iwl_eeprom_calib_hdr *)iwl_eeprom_query_addr(priv, | |
289 | EEPROM_5000_CALIB_ALL); | |
290 | ||
291 | if (eeprom_ver < EEPROM_5000_EEPROM_VERSION || | |
292 | hdr->version < EEPROM_5000_TX_POWER_VERSION) | |
293 | goto err; | |
294 | ||
295 | return 0; | |
296 | err: | |
297 | IWL_ERROR("Unsuported EEPROM VER=0x%x < 0x%x CALIB=0x%x < 0x%x\n", | |
298 | eeprom_ver, EEPROM_5000_EEPROM_VERSION, | |
299 | hdr->version, EEPROM_5000_TX_POWER_VERSION); | |
300 | return -EINVAL; | |
301 | ||
302 | } | |
303 | ||
33fd5033 EG |
304 | static void iwl5000_gain_computation(struct iwl_priv *priv, |
305 | u32 average_noise[NUM_RX_CHAINS], | |
306 | u16 min_average_noise_antenna_i, | |
307 | u32 min_average_noise) | |
308 | { | |
309 | int i; | |
310 | s32 delta_g; | |
311 | struct iwl_chain_noise_data *data = &priv->chain_noise_data; | |
312 | ||
313 | /* Find Gain Code for the antennas B and C */ | |
314 | for (i = 1; i < NUM_RX_CHAINS; i++) { | |
315 | if ((data->disconn_array[i])) { | |
316 | data->delta_gain_code[i] = 0; | |
317 | continue; | |
318 | } | |
319 | delta_g = (1000 * ((s32)average_noise[0] - | |
320 | (s32)average_noise[i])) / 1500; | |
321 | /* bound gain by 2 bits value max, 3rd bit is sign */ | |
322 | data->delta_gain_code[i] = | |
323 | min(abs(delta_g), CHAIN_NOISE_MAX_DELTA_GAIN_CODE); | |
324 | ||
325 | if (delta_g < 0) | |
326 | /* set negative sign */ | |
327 | data->delta_gain_code[i] |= (1 << 2); | |
328 | } | |
329 | ||
330 | IWL_DEBUG_CALIB("Delta gains: ANT_B = %d ANT_C = %d\n", | |
331 | data->delta_gain_code[1], data->delta_gain_code[2]); | |
332 | ||
333 | if (!data->radio_write) { | |
334 | struct iwl5000_calibration_chain_noise_gain_cmd cmd; | |
335 | memset(&cmd, 0, sizeof(cmd)); | |
336 | ||
337 | cmd.op_code = IWL5000_PHY_CALIBRATE_CHAIN_NOISE_GAIN_CMD; | |
338 | cmd.delta_gain_1 = data->delta_gain_code[1]; | |
339 | cmd.delta_gain_2 = data->delta_gain_code[2]; | |
340 | iwl_send_cmd_pdu_async(priv, REPLY_PHY_CALIBRATION_CMD, | |
341 | sizeof(cmd), &cmd, NULL); | |
342 | ||
343 | data->radio_write = 1; | |
344 | data->state = IWL_CHAIN_NOISE_CALIBRATED; | |
345 | } | |
346 | ||
347 | data->chain_noise_a = 0; | |
348 | data->chain_noise_b = 0; | |
349 | data->chain_noise_c = 0; | |
350 | data->chain_signal_a = 0; | |
351 | data->chain_signal_b = 0; | |
352 | data->chain_signal_c = 0; | |
353 | data->beacon_count = 0; | |
354 | } | |
355 | ||
356 | static void iwl5000_chain_noise_reset(struct iwl_priv *priv) | |
357 | { | |
358 | struct iwl_chain_noise_data *data = &priv->chain_noise_data; | |
359 | ||
360 | if ((data->state == IWL_CHAIN_NOISE_ALIVE) && iwl_is_associated(priv)) { | |
361 | struct iwl5000_calibration_chain_noise_reset_cmd cmd; | |
362 | ||
363 | memset(&cmd, 0, sizeof(cmd)); | |
364 | cmd.op_code = IWL5000_PHY_CALIBRATE_CHAIN_NOISE_RESET_CMD; | |
365 | if (iwl_send_cmd_pdu(priv, REPLY_PHY_CALIBRATION_CMD, | |
366 | sizeof(cmd), &cmd)) | |
367 | IWL_ERROR("Could not send REPLY_PHY_CALIBRATION_CMD\n"); | |
368 | data->state = IWL_CHAIN_NOISE_ACCUMULATE; | |
369 | IWL_DEBUG_CALIB("Run chain_noise_calibrate\n"); | |
370 | } | |
371 | } | |
372 | ||
373 | static struct iwl_sensitivity_ranges iwl5000_sensitivity = { | |
374 | .min_nrg_cck = 95, | |
375 | .max_nrg_cck = 0, | |
376 | .auto_corr_min_ofdm = 90, | |
377 | .auto_corr_min_ofdm_mrc = 170, | |
378 | .auto_corr_min_ofdm_x1 = 120, | |
379 | .auto_corr_min_ofdm_mrc_x1 = 240, | |
380 | ||
381 | .auto_corr_max_ofdm = 120, | |
382 | .auto_corr_max_ofdm_mrc = 210, | |
383 | .auto_corr_max_ofdm_x1 = 155, | |
384 | .auto_corr_max_ofdm_mrc_x1 = 290, | |
385 | ||
386 | .auto_corr_min_cck = 125, | |
387 | .auto_corr_max_cck = 200, | |
388 | .auto_corr_min_cck_mrc = 170, | |
389 | .auto_corr_max_cck_mrc = 400, | |
390 | .nrg_th_cck = 95, | |
391 | .nrg_th_ofdm = 95, | |
392 | }; | |
393 | ||
25ae3986 TW |
394 | static const u8 *iwl5000_eeprom_query_addr(const struct iwl_priv *priv, |
395 | size_t offset) | |
396 | { | |
397 | u32 address = eeprom_indirect_address(priv, offset); | |
398 | BUG_ON(address >= priv->cfg->eeprom_size); | |
399 | return &priv->eeprom[address]; | |
400 | } | |
401 | ||
7c616cba TW |
402 | /* |
403 | * Calibration | |
404 | */ | |
405 | static int iwl5000_send_Xtal_calib(struct iwl_priv *priv) | |
406 | { | |
407 | u16 *xtal_calib = (u16 *)iwl_eeprom_query_addr(priv, EEPROM_5000_XTAL); | |
408 | ||
409 | struct iwl5000_calibration cal_cmd = { | |
410 | .op_code = IWL5000_PHY_CALIBRATE_CRYSTAL_FRQ_CMD, | |
411 | .data = { | |
412 | (u8)xtal_calib[0], | |
413 | (u8)xtal_calib[1], | |
414 | } | |
415 | }; | |
416 | ||
417 | return iwl_send_cmd_pdu(priv, REPLY_PHY_CALIBRATION_CMD, | |
418 | sizeof(cal_cmd), &cal_cmd); | |
419 | } | |
420 | ||
421 | static int iwl5000_send_calib_results(struct iwl_priv *priv) | |
422 | { | |
423 | int ret = 0; | |
424 | ||
d2f18bfd EG |
425 | struct iwl_host_cmd hcmd = { |
426 | .id = REPLY_PHY_CALIBRATION_CMD, | |
427 | .meta.flags = CMD_SIZE_HUGE, | |
428 | }; | |
7c616cba | 429 | |
d2f18bfd EG |
430 | if (priv->calib_results.lo_res) { |
431 | hcmd.len = priv->calib_results.lo_res_len; | |
432 | hcmd.data = priv->calib_results.lo_res; | |
433 | ret = iwl_send_cmd_sync(priv, &hcmd); | |
7c616cba | 434 | |
d2f18bfd EG |
435 | if (ret) |
436 | goto err; | |
437 | } | |
7c616cba | 438 | |
d2f18bfd EG |
439 | if (priv->calib_results.tx_iq_res) { |
440 | hcmd.len = priv->calib_results.tx_iq_res_len; | |
441 | hcmd.data = priv->calib_results.tx_iq_res; | |
442 | ret = iwl_send_cmd_sync(priv, &hcmd); | |
7c616cba | 443 | |
d2f18bfd EG |
444 | if (ret) |
445 | goto err; | |
446 | } | |
447 | ||
448 | if (priv->calib_results.tx_iq_perd_res) { | |
449 | hcmd.len = priv->calib_results.tx_iq_perd_res_len; | |
450 | hcmd.data = priv->calib_results.tx_iq_perd_res; | |
451 | ret = iwl_send_cmd_sync(priv, &hcmd); | |
452 | ||
453 | if (ret) | |
454 | goto err; | |
455 | } | |
7c616cba TW |
456 | |
457 | return 0; | |
458 | err: | |
459 | IWL_ERROR("Error %d\n", ret); | |
460 | return ret; | |
461 | } | |
462 | ||
463 | static int iwl5000_send_calib_cfg(struct iwl_priv *priv) | |
464 | { | |
465 | struct iwl5000_calib_cfg_cmd calib_cfg_cmd; | |
466 | struct iwl_host_cmd cmd = { | |
467 | .id = CALIBRATION_CFG_CMD, | |
468 | .len = sizeof(struct iwl5000_calib_cfg_cmd), | |
469 | .data = &calib_cfg_cmd, | |
470 | }; | |
471 | ||
472 | memset(&calib_cfg_cmd, 0, sizeof(calib_cfg_cmd)); | |
473 | calib_cfg_cmd.ucd_calib_cfg.once.is_enable = IWL_CALIB_INIT_CFG_ALL; | |
474 | calib_cfg_cmd.ucd_calib_cfg.once.start = IWL_CALIB_INIT_CFG_ALL; | |
475 | calib_cfg_cmd.ucd_calib_cfg.once.send_res = IWL_CALIB_INIT_CFG_ALL; | |
476 | calib_cfg_cmd.ucd_calib_cfg.flags = IWL_CALIB_INIT_CFG_ALL; | |
477 | ||
478 | return iwl_send_cmd(priv, &cmd); | |
479 | } | |
480 | ||
481 | static void iwl5000_rx_calib_result(struct iwl_priv *priv, | |
482 | struct iwl_rx_mem_buffer *rxb) | |
483 | { | |
484 | struct iwl_rx_packet *pkt = (void *)rxb->skb->data; | |
485 | struct iwl5000_calib_hdr *hdr = (struct iwl5000_calib_hdr *)pkt->u.raw; | |
486 | int len = le32_to_cpu(pkt->len) & FH_RSCSR_FRAME_SIZE_MSK; | |
487 | ||
488 | iwl_free_calib_results(priv); | |
489 | ||
490 | /* reduce the size of the length field itself */ | |
491 | len -= 4; | |
492 | ||
493 | switch (hdr->op_code) { | |
494 | case IWL5000_PHY_CALIBRATE_LO_CMD: | |
495 | priv->calib_results.lo_res = kzalloc(len, GFP_ATOMIC); | |
496 | priv->calib_results.lo_res_len = len; | |
497 | memcpy(priv->calib_results.lo_res, pkt->u.raw, len); | |
498 | break; | |
499 | case IWL5000_PHY_CALIBRATE_TX_IQ_CMD: | |
500 | priv->calib_results.tx_iq_res = kzalloc(len, GFP_ATOMIC); | |
501 | priv->calib_results.tx_iq_res_len = len; | |
502 | memcpy(priv->calib_results.tx_iq_res, pkt->u.raw, len); | |
503 | break; | |
504 | case IWL5000_PHY_CALIBRATE_TX_IQ_PERD_CMD: | |
505 | priv->calib_results.tx_iq_perd_res = kzalloc(len, GFP_ATOMIC); | |
506 | priv->calib_results.tx_iq_perd_res_len = len; | |
507 | memcpy(priv->calib_results.tx_iq_perd_res, pkt->u.raw, len); | |
508 | break; | |
509 | default: | |
510 | IWL_ERROR("Unknown calibration notification %d\n", | |
511 | hdr->op_code); | |
512 | return; | |
513 | } | |
514 | } | |
515 | ||
516 | static void iwl5000_rx_calib_complete(struct iwl_priv *priv, | |
517 | struct iwl_rx_mem_buffer *rxb) | |
518 | { | |
519 | IWL_DEBUG_INFO("Init. calibration is completed, restarting fw.\n"); | |
520 | queue_work(priv->workqueue, &priv->restart); | |
521 | } | |
522 | ||
dbb983b7 RR |
523 | /* |
524 | * ucode | |
525 | */ | |
526 | static int iwl5000_load_section(struct iwl_priv *priv, | |
527 | struct fw_desc *image, | |
528 | u32 dst_addr) | |
529 | { | |
530 | int ret = 0; | |
531 | unsigned long flags; | |
532 | ||
533 | dma_addr_t phy_addr = image->p_addr; | |
534 | u32 byte_cnt = image->len; | |
535 | ||
536 | spin_lock_irqsave(&priv->lock, flags); | |
537 | ret = iwl_grab_nic_access(priv); | |
538 | if (ret) { | |
539 | spin_unlock_irqrestore(&priv->lock, flags); | |
540 | return ret; | |
541 | } | |
542 | ||
543 | iwl_write_direct32(priv, | |
544 | FH_TCSR_CHNL_TX_CONFIG_REG(FH_SRVC_CHNL), | |
545 | FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_PAUSE); | |
546 | ||
547 | iwl_write_direct32(priv, | |
548 | FH_SRVC_CHNL_SRAM_ADDR_REG(FH_SRVC_CHNL), dst_addr); | |
549 | ||
550 | iwl_write_direct32(priv, | |
551 | FH_TFDIB_CTRL0_REG(FH_SRVC_CHNL), | |
552 | phy_addr & FH_MEM_TFDIB_DRAM_ADDR_LSB_MSK); | |
553 | ||
554 | /* FIME: write the MSB of the phy_addr in CTRL1 | |
555 | * iwl_write_direct32(priv, | |
556 | IWL_FH_TFDIB_CTRL1_REG(IWL_FH_SRVC_CHNL), | |
557 | ((phy_addr & MSB_MSK) | |
558 | << FH_MEM_TFDIB_REG1_ADDR_BITSHIFT) | byte_count); | |
559 | */ | |
560 | iwl_write_direct32(priv, | |
561 | FH_TFDIB_CTRL1_REG(FH_SRVC_CHNL), byte_cnt); | |
562 | iwl_write_direct32(priv, | |
563 | FH_TCSR_CHNL_TX_BUF_STS_REG(FH_SRVC_CHNL), | |
564 | 1 << FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_NUM | | |
565 | 1 << FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_IDX | | |
566 | FH_TCSR_CHNL_TX_BUF_STS_REG_VAL_TFDB_VALID); | |
567 | ||
568 | iwl_write_direct32(priv, | |
569 | FH_TCSR_CHNL_TX_CONFIG_REG(FH_SRVC_CHNL), | |
570 | FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE | | |
571 | FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_DISABLE_VAL | | |
572 | FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_ENDTFD); | |
573 | ||
574 | iwl_release_nic_access(priv); | |
575 | spin_unlock_irqrestore(&priv->lock, flags); | |
576 | return 0; | |
577 | } | |
578 | ||
579 | static int iwl5000_load_given_ucode(struct iwl_priv *priv, | |
580 | struct fw_desc *inst_image, | |
581 | struct fw_desc *data_image) | |
582 | { | |
583 | int ret = 0; | |
584 | ||
585 | ret = iwl5000_load_section( | |
586 | priv, inst_image, RTC_INST_LOWER_BOUND); | |
587 | if (ret) | |
588 | return ret; | |
589 | ||
590 | IWL_DEBUG_INFO("INST uCode section being loaded...\n"); | |
591 | ret = wait_event_interruptible_timeout(priv->wait_command_queue, | |
592 | priv->ucode_write_complete, 5 * HZ); | |
593 | if (ret == -ERESTARTSYS) { | |
594 | IWL_ERROR("Could not load the INST uCode section due " | |
595 | "to interrupt\n"); | |
596 | return ret; | |
597 | } | |
598 | if (!ret) { | |
599 | IWL_ERROR("Could not load the INST uCode section\n"); | |
600 | return -ETIMEDOUT; | |
601 | } | |
602 | ||
603 | priv->ucode_write_complete = 0; | |
604 | ||
605 | ret = iwl5000_load_section( | |
606 | priv, data_image, RTC_DATA_LOWER_BOUND); | |
607 | if (ret) | |
608 | return ret; | |
609 | ||
610 | IWL_DEBUG_INFO("DATA uCode section being loaded...\n"); | |
611 | ||
612 | ret = wait_event_interruptible_timeout(priv->wait_command_queue, | |
613 | priv->ucode_write_complete, 5 * HZ); | |
614 | if (ret == -ERESTARTSYS) { | |
615 | IWL_ERROR("Could not load the INST uCode section due " | |
616 | "to interrupt\n"); | |
617 | return ret; | |
618 | } else if (!ret) { | |
619 | IWL_ERROR("Could not load the DATA uCode section\n"); | |
620 | return -ETIMEDOUT; | |
621 | } else | |
622 | ret = 0; | |
623 | ||
624 | priv->ucode_write_complete = 0; | |
625 | ||
626 | return ret; | |
627 | } | |
628 | ||
629 | static int iwl5000_load_ucode(struct iwl_priv *priv) | |
630 | { | |
631 | int ret = 0; | |
632 | ||
633 | /* check whether init ucode should be loaded, or rather runtime ucode */ | |
634 | if (priv->ucode_init.len && (priv->ucode_type == UCODE_NONE)) { | |
635 | IWL_DEBUG_INFO("Init ucode found. Loading init ucode...\n"); | |
636 | ret = iwl5000_load_given_ucode(priv, | |
637 | &priv->ucode_init, &priv->ucode_init_data); | |
638 | if (!ret) { | |
639 | IWL_DEBUG_INFO("Init ucode load complete.\n"); | |
640 | priv->ucode_type = UCODE_INIT; | |
641 | } | |
642 | } else { | |
643 | IWL_DEBUG_INFO("Init ucode not found, or already loaded. " | |
644 | "Loading runtime ucode...\n"); | |
645 | ret = iwl5000_load_given_ucode(priv, | |
646 | &priv->ucode_code, &priv->ucode_data); | |
647 | if (!ret) { | |
648 | IWL_DEBUG_INFO("Runtime ucode load complete.\n"); | |
649 | priv->ucode_type = UCODE_RT; | |
650 | } | |
651 | } | |
652 | ||
653 | return ret; | |
654 | } | |
655 | ||
99da1b48 RR |
656 | static void iwl5000_init_alive_start(struct iwl_priv *priv) |
657 | { | |
658 | int ret = 0; | |
659 | ||
660 | /* Check alive response for "valid" sign from uCode */ | |
661 | if (priv->card_alive_init.is_valid != UCODE_VALID_OK) { | |
662 | /* We had an error bringing up the hardware, so take it | |
663 | * all the way back down so we can try again */ | |
664 | IWL_DEBUG_INFO("Initialize Alive failed.\n"); | |
665 | goto restart; | |
666 | } | |
667 | ||
668 | /* initialize uCode was loaded... verify inst image. | |
669 | * This is a paranoid check, because we would not have gotten the | |
670 | * "initialize" alive if code weren't properly loaded. */ | |
671 | if (iwl_verify_ucode(priv)) { | |
672 | /* Runtime instruction load was bad; | |
673 | * take it all the way back down so we can try again */ | |
674 | IWL_DEBUG_INFO("Bad \"initialize\" uCode load.\n"); | |
675 | goto restart; | |
676 | } | |
677 | ||
37deb2a0 | 678 | iwl_clear_stations_table(priv); |
99da1b48 RR |
679 | ret = priv->cfg->ops->lib->alive_notify(priv); |
680 | if (ret) { | |
681 | IWL_WARNING("Could not complete ALIVE transition: %d\n", ret); | |
682 | goto restart; | |
683 | } | |
684 | ||
7c616cba | 685 | iwl5000_send_calib_cfg(priv); |
99da1b48 RR |
686 | return; |
687 | ||
688 | restart: | |
689 | /* real restart (first load init_ucode) */ | |
690 | queue_work(priv->workqueue, &priv->restart); | |
691 | } | |
692 | ||
693 | static void iwl5000_set_wr_ptrs(struct iwl_priv *priv, | |
694 | int txq_id, u32 index) | |
695 | { | |
696 | iwl_write_direct32(priv, HBUS_TARG_WRPTR, | |
697 | (index & 0xff) | (txq_id << 8)); | |
698 | iwl_write_prph(priv, IWL50_SCD_QUEUE_RDPTR(txq_id), index); | |
699 | } | |
700 | ||
701 | static void iwl5000_tx_queue_set_status(struct iwl_priv *priv, | |
702 | struct iwl_tx_queue *txq, | |
703 | int tx_fifo_id, int scd_retry) | |
704 | { | |
705 | int txq_id = txq->q.id; | |
706 | int active = test_bit(txq_id, &priv->txq_ctx_active_msk)?1:0; | |
707 | ||
708 | iwl_write_prph(priv, IWL50_SCD_QUEUE_STATUS_BITS(txq_id), | |
709 | (active << IWL50_SCD_QUEUE_STTS_REG_POS_ACTIVE) | | |
710 | (tx_fifo_id << IWL50_SCD_QUEUE_STTS_REG_POS_TXF) | | |
711 | (1 << IWL50_SCD_QUEUE_STTS_REG_POS_WSL) | | |
712 | IWL50_SCD_QUEUE_STTS_REG_MSK); | |
713 | ||
714 | txq->sched_retry = scd_retry; | |
715 | ||
716 | IWL_DEBUG_INFO("%s %s Queue %d on AC %d\n", | |
717 | active ? "Activate" : "Deactivate", | |
718 | scd_retry ? "BA" : "AC", txq_id, tx_fifo_id); | |
719 | } | |
720 | ||
9636e583 RR |
721 | static int iwl5000_send_wimax_coex(struct iwl_priv *priv) |
722 | { | |
723 | struct iwl_wimax_coex_cmd coex_cmd; | |
724 | ||
725 | memset(&coex_cmd, 0, sizeof(coex_cmd)); | |
726 | ||
727 | return iwl_send_cmd_pdu(priv, COEX_PRIORITY_TABLE_CMD, | |
728 | sizeof(coex_cmd), &coex_cmd); | |
729 | } | |
730 | ||
99da1b48 RR |
731 | static int iwl5000_alive_notify(struct iwl_priv *priv) |
732 | { | |
733 | u32 a; | |
734 | int i = 0; | |
735 | unsigned long flags; | |
736 | int ret; | |
737 | ||
738 | spin_lock_irqsave(&priv->lock, flags); | |
739 | ||
740 | ret = iwl_grab_nic_access(priv); | |
741 | if (ret) { | |
742 | spin_unlock_irqrestore(&priv->lock, flags); | |
743 | return ret; | |
744 | } | |
745 | ||
746 | priv->scd_base_addr = iwl_read_prph(priv, IWL50_SCD_SRAM_BASE_ADDR); | |
747 | a = priv->scd_base_addr + IWL50_SCD_CONTEXT_DATA_OFFSET; | |
748 | for (; a < priv->scd_base_addr + IWL50_SCD_TX_STTS_BITMAP_OFFSET; | |
749 | a += 4) | |
750 | iwl_write_targ_mem(priv, a, 0); | |
751 | for (; a < priv->scd_base_addr + IWL50_SCD_TRANSLATE_TBL_OFFSET; | |
752 | a += 4) | |
753 | iwl_write_targ_mem(priv, a, 0); | |
754 | for (; a < sizeof(u16) * priv->hw_params.max_txq_num; a += 4) | |
755 | iwl_write_targ_mem(priv, a, 0); | |
756 | ||
757 | iwl_write_prph(priv, IWL50_SCD_DRAM_BASE_ADDR, | |
758 | (priv->shared_phys + | |
759 | offsetof(struct iwl5000_shared, queues_byte_cnt_tbls)) >> 10); | |
760 | iwl_write_prph(priv, IWL50_SCD_QUEUECHAIN_SEL, | |
761 | IWL50_SCD_QUEUECHAIN_SEL_ALL( | |
762 | priv->hw_params.max_txq_num)); | |
763 | iwl_write_prph(priv, IWL50_SCD_AGGR_SEL, 0); | |
764 | ||
765 | /* initiate the queues */ | |
766 | for (i = 0; i < priv->hw_params.max_txq_num; i++) { | |
767 | iwl_write_prph(priv, IWL50_SCD_QUEUE_RDPTR(i), 0); | |
768 | iwl_write_direct32(priv, HBUS_TARG_WRPTR, 0 | (i << 8)); | |
769 | iwl_write_targ_mem(priv, priv->scd_base_addr + | |
770 | IWL50_SCD_CONTEXT_QUEUE_OFFSET(i), 0); | |
771 | iwl_write_targ_mem(priv, priv->scd_base_addr + | |
772 | IWL50_SCD_CONTEXT_QUEUE_OFFSET(i) + | |
773 | sizeof(u32), | |
774 | ((SCD_WIN_SIZE << | |
775 | IWL50_SCD_QUEUE_CTX_REG2_WIN_SIZE_POS) & | |
776 | IWL50_SCD_QUEUE_CTX_REG2_WIN_SIZE_MSK) | | |
777 | ((SCD_FRAME_LIMIT << | |
778 | IWL50_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_POS) & | |
779 | IWL50_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK)); | |
780 | } | |
781 | ||
782 | iwl_write_prph(priv, IWL50_SCD_INTERRUPT_MASK, | |
da1bc453 | 783 | IWL_MASK(0, priv->hw_params.max_txq_num)); |
99da1b48 | 784 | |
da1bc453 TW |
785 | /* Activate all Tx DMA/FIFO channels */ |
786 | priv->cfg->ops->lib->txq_set_sched(priv, IWL_MASK(0, 7)); | |
99da1b48 RR |
787 | |
788 | iwl5000_set_wr_ptrs(priv, IWL_CMD_QUEUE_NUM, 0); | |
789 | /* map qos queues to fifos one-to-one */ | |
790 | for (i = 0; i < ARRAY_SIZE(iwl5000_default_queue_to_tx_fifo); i++) { | |
791 | int ac = iwl5000_default_queue_to_tx_fifo[i]; | |
792 | iwl_txq_ctx_activate(priv, i); | |
793 | iwl5000_tx_queue_set_status(priv, &priv->txq[i], ac, 0); | |
794 | } | |
795 | /* TODO - need to initialize those FIFOs inside the loop above, | |
796 | * not only mark them as active */ | |
797 | iwl_txq_ctx_activate(priv, 4); | |
798 | iwl_txq_ctx_activate(priv, 7); | |
799 | iwl_txq_ctx_activate(priv, 8); | |
800 | iwl_txq_ctx_activate(priv, 9); | |
801 | ||
802 | iwl_release_nic_access(priv); | |
803 | spin_unlock_irqrestore(&priv->lock, flags); | |
804 | ||
7c616cba | 805 | |
9636e583 RR |
806 | iwl5000_send_wimax_coex(priv); |
807 | ||
7c616cba TW |
808 | iwl5000_send_Xtal_calib(priv); |
809 | ||
0a078ffa | 810 | if (priv->ucode_type == UCODE_RT) |
7c616cba TW |
811 | iwl5000_send_calib_results(priv); |
812 | ||
99da1b48 RR |
813 | return 0; |
814 | } | |
815 | ||
fdd3e8a4 TW |
816 | static int iwl5000_hw_set_hw_params(struct iwl_priv *priv) |
817 | { | |
818 | if ((priv->cfg->mod_params->num_of_queues > IWL50_NUM_QUEUES) || | |
819 | (priv->cfg->mod_params->num_of_queues < IWL_MIN_NUM_QUEUES)) { | |
820 | IWL_ERROR("invalid queues_num, should be between %d and %d\n", | |
821 | IWL_MIN_NUM_QUEUES, IWL50_NUM_QUEUES); | |
822 | return -EINVAL; | |
823 | } | |
25ae3986 | 824 | |
fdd3e8a4 | 825 | priv->hw_params.max_txq_num = priv->cfg->mod_params->num_of_queues; |
7f3e4bb6 | 826 | priv->hw_params.first_ampdu_q = IWL50_FIRST_AMPDU_QUEUE; |
fdd3e8a4 TW |
827 | priv->hw_params.max_stations = IWL5000_STATION_COUNT; |
828 | priv->hw_params.bcast_sta_id = IWL5000_BROADCAST_ID; | |
829 | priv->hw_params.max_data_size = IWL50_RTC_DATA_SIZE; | |
830 | priv->hw_params.max_inst_size = IWL50_RTC_INST_SIZE; | |
da154e30 | 831 | priv->hw_params.max_bsm_size = 0; |
fdd3e8a4 TW |
832 | priv->hw_params.fat_channel = BIT(IEEE80211_BAND_2GHZ) | |
833 | BIT(IEEE80211_BAND_5GHZ); | |
33fd5033 | 834 | priv->hw_params.sens = &iwl5000_sensitivity; |
fdd3e8a4 TW |
835 | |
836 | switch (priv->hw_rev & CSR_HW_REV_TYPE_MSK) { | |
837 | case CSR_HW_REV_TYPE_5100: | |
838 | case CSR_HW_REV_TYPE_5150: | |
839 | priv->hw_params.tx_chains_num = 1; | |
840 | priv->hw_params.rx_chains_num = 2; | |
841 | /* FIXME: move to ANT_A, ANT_B, ANT_C enum */ | |
1179f18d TW |
842 | priv->hw_params.valid_tx_ant = ANT_A; |
843 | priv->hw_params.valid_rx_ant = ANT_AB; | |
fdd3e8a4 TW |
844 | break; |
845 | case CSR_HW_REV_TYPE_5300: | |
846 | case CSR_HW_REV_TYPE_5350: | |
847 | priv->hw_params.tx_chains_num = 3; | |
848 | priv->hw_params.rx_chains_num = 3; | |
1179f18d TW |
849 | priv->hw_params.valid_tx_ant = ANT_ABC; |
850 | priv->hw_params.valid_rx_ant = ANT_ABC; | |
fdd3e8a4 TW |
851 | break; |
852 | } | |
c031bf80 EG |
853 | |
854 | switch (priv->hw_rev & CSR_HW_REV_TYPE_MSK) { | |
855 | case CSR_HW_REV_TYPE_5100: | |
856 | case CSR_HW_REV_TYPE_5300: | |
857 | /* 5X00 wants in Celsius */ | |
858 | priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD; | |
859 | break; | |
860 | case CSR_HW_REV_TYPE_5150: | |
861 | case CSR_HW_REV_TYPE_5350: | |
862 | /* 5X50 wants in Kelvin */ | |
863 | priv->hw_params.ct_kill_threshold = | |
864 | CELSIUS_TO_KELVIN(CT_KILL_THRESHOLD); | |
865 | break; | |
866 | } | |
867 | ||
fdd3e8a4 TW |
868 | return 0; |
869 | } | |
d4100dd9 RR |
870 | |
871 | static int iwl5000_alloc_shared_mem(struct iwl_priv *priv) | |
872 | { | |
873 | priv->shared_virt = pci_alloc_consistent(priv->pci_dev, | |
874 | sizeof(struct iwl5000_shared), | |
875 | &priv->shared_phys); | |
876 | if (!priv->shared_virt) | |
877 | return -ENOMEM; | |
878 | ||
879 | memset(priv->shared_virt, 0, sizeof(struct iwl5000_shared)); | |
880 | ||
d67f5489 RR |
881 | priv->rb_closed_offset = offsetof(struct iwl5000_shared, rb_closed); |
882 | ||
d4100dd9 RR |
883 | return 0; |
884 | } | |
885 | ||
886 | static void iwl5000_free_shared_mem(struct iwl_priv *priv) | |
887 | { | |
888 | if (priv->shared_virt) | |
889 | pci_free_consistent(priv->pci_dev, | |
890 | sizeof(struct iwl5000_shared), | |
891 | priv->shared_virt, | |
892 | priv->shared_phys); | |
893 | } | |
894 | ||
d67f5489 RR |
895 | static int iwl5000_shared_mem_rx_idx(struct iwl_priv *priv) |
896 | { | |
897 | struct iwl5000_shared *s = priv->shared_virt; | |
898 | return le32_to_cpu(s->rb_closed) & 0xFFF; | |
899 | } | |
900 | ||
7839fc03 EG |
901 | /** |
902 | * iwl5000_txq_update_byte_cnt_tbl - Set up entry in Tx byte-count array | |
903 | */ | |
904 | static void iwl5000_txq_update_byte_cnt_tbl(struct iwl_priv *priv, | |
16466903 | 905 | struct iwl_tx_queue *txq, |
7839fc03 EG |
906 | u16 byte_cnt) |
907 | { | |
908 | struct iwl5000_shared *shared_data = priv->shared_virt; | |
909 | int txq_id = txq->q.id; | |
910 | u8 sec_ctl = 0; | |
911 | u8 sta = 0; | |
912 | int len; | |
913 | ||
914 | len = byte_cnt + IWL_TX_CRC_SIZE + IWL_TX_DELIMITER_SIZE; | |
915 | ||
916 | if (txq_id != IWL_CMD_QUEUE_NUM) { | |
917 | sta = txq->cmd[txq->q.write_ptr].cmd.tx.sta_id; | |
918 | sec_ctl = txq->cmd[txq->q.write_ptr].cmd.tx.sec_ctl; | |
919 | ||
920 | switch (sec_ctl & TX_CMD_SEC_MSK) { | |
921 | case TX_CMD_SEC_CCM: | |
922 | len += CCMP_MIC_LEN; | |
923 | break; | |
924 | case TX_CMD_SEC_TKIP: | |
925 | len += TKIP_ICV_LEN; | |
926 | break; | |
927 | case TX_CMD_SEC_WEP: | |
928 | len += WEP_IV_LEN + WEP_ICV_LEN; | |
929 | break; | |
930 | } | |
931 | } | |
932 | ||
933 | IWL_SET_BITS16(shared_data->queues_byte_cnt_tbls[txq_id]. | |
934 | tfd_offset[txq->q.write_ptr], byte_cnt, len); | |
935 | ||
936 | IWL_SET_BITS16(shared_data->queues_byte_cnt_tbls[txq_id]. | |
937 | tfd_offset[txq->q.write_ptr], sta_id, sta); | |
938 | ||
939 | if (txq->q.write_ptr < IWL50_MAX_WIN_SIZE) { | |
940 | IWL_SET_BITS16(shared_data->queues_byte_cnt_tbls[txq_id]. | |
941 | tfd_offset[IWL50_QUEUE_SIZE + txq->q.write_ptr], | |
942 | byte_cnt, len); | |
943 | IWL_SET_BITS16(shared_data->queues_byte_cnt_tbls[txq_id]. | |
944 | tfd_offset[IWL50_QUEUE_SIZE + txq->q.write_ptr], | |
945 | sta_id, sta); | |
946 | } | |
947 | } | |
948 | ||
972cf447 TW |
949 | static void iwl5000_txq_inval_byte_cnt_tbl(struct iwl_priv *priv, |
950 | struct iwl_tx_queue *txq) | |
951 | { | |
952 | int txq_id = txq->q.id; | |
953 | struct iwl5000_shared *shared_data = priv->shared_virt; | |
954 | u8 sta = 0; | |
955 | ||
956 | if (txq_id != IWL_CMD_QUEUE_NUM) | |
957 | sta = txq->cmd[txq->q.read_ptr].cmd.tx.sta_id; | |
958 | ||
959 | shared_data->queues_byte_cnt_tbls[txq_id].tfd_offset[txq->q.read_ptr]. | |
960 | val = cpu_to_le16(1 | (sta << 12)); | |
961 | ||
962 | if (txq->q.write_ptr < IWL50_MAX_WIN_SIZE) { | |
963 | shared_data->queues_byte_cnt_tbls[txq_id]. | |
964 | tfd_offset[IWL50_QUEUE_SIZE + txq->q.read_ptr]. | |
965 | val = cpu_to_le16(1 | (sta << 12)); | |
966 | } | |
967 | } | |
968 | ||
e26e47d9 TW |
969 | static int iwl5000_tx_queue_set_q2ratid(struct iwl_priv *priv, u16 ra_tid, |
970 | u16 txq_id) | |
971 | { | |
972 | u32 tbl_dw_addr; | |
973 | u32 tbl_dw; | |
974 | u16 scd_q2ratid; | |
975 | ||
976 | scd_q2ratid = ra_tid & IWL_SCD_QUEUE_RA_TID_MAP_RATID_MSK; | |
977 | ||
978 | tbl_dw_addr = priv->scd_base_addr + | |
979 | IWL50_SCD_TRANSLATE_TBL_OFFSET_QUEUE(txq_id); | |
980 | ||
981 | tbl_dw = iwl_read_targ_mem(priv, tbl_dw_addr); | |
982 | ||
983 | if (txq_id & 0x1) | |
984 | tbl_dw = (scd_q2ratid << 16) | (tbl_dw & 0x0000FFFF); | |
985 | else | |
986 | tbl_dw = scd_q2ratid | (tbl_dw & 0xFFFF0000); | |
987 | ||
988 | iwl_write_targ_mem(priv, tbl_dw_addr, tbl_dw); | |
989 | ||
990 | return 0; | |
991 | } | |
992 | static void iwl5000_tx_queue_stop_scheduler(struct iwl_priv *priv, u16 txq_id) | |
993 | { | |
994 | /* Simply stop the queue, but don't change any configuration; | |
995 | * the SCD_ACT_EN bit is the write-enable mask for the ACTIVE bit. */ | |
996 | iwl_write_prph(priv, | |
997 | IWL50_SCD_QUEUE_STATUS_BITS(txq_id), | |
998 | (0 << IWL50_SCD_QUEUE_STTS_REG_POS_ACTIVE)| | |
999 | (1 << IWL50_SCD_QUEUE_STTS_REG_POS_SCD_ACT_EN)); | |
1000 | } | |
1001 | ||
1002 | static int iwl5000_txq_agg_enable(struct iwl_priv *priv, int txq_id, | |
1003 | int tx_fifo, int sta_id, int tid, u16 ssn_idx) | |
1004 | { | |
1005 | unsigned long flags; | |
1006 | int ret; | |
1007 | u16 ra_tid; | |
1008 | ||
1009 | if (IWL50_FIRST_AMPDU_QUEUE > txq_id) | |
1010 | IWL_WARNING("queue number too small: %d, must be > %d\n", | |
1011 | txq_id, IWL50_FIRST_AMPDU_QUEUE); | |
1012 | ||
1013 | ra_tid = BUILD_RAxTID(sta_id, tid); | |
1014 | ||
1015 | /* Modify device's station table to Tx this TID */ | |
1016 | iwl_sta_modify_enable_tid_tx(priv, sta_id, tid); | |
1017 | ||
1018 | spin_lock_irqsave(&priv->lock, flags); | |
1019 | ret = iwl_grab_nic_access(priv); | |
1020 | if (ret) { | |
1021 | spin_unlock_irqrestore(&priv->lock, flags); | |
1022 | return ret; | |
1023 | } | |
1024 | ||
1025 | /* Stop this Tx queue before configuring it */ | |
1026 | iwl5000_tx_queue_stop_scheduler(priv, txq_id); | |
1027 | ||
1028 | /* Map receiver-address / traffic-ID to this queue */ | |
1029 | iwl5000_tx_queue_set_q2ratid(priv, ra_tid, txq_id); | |
1030 | ||
1031 | /* Set this queue as a chain-building queue */ | |
1032 | iwl_set_bits_prph(priv, IWL50_SCD_QUEUECHAIN_SEL, (1<<txq_id)); | |
1033 | ||
1034 | /* enable aggregations for the queue */ | |
1035 | iwl_set_bits_prph(priv, IWL50_SCD_AGGR_SEL, (1<<txq_id)); | |
1036 | ||
1037 | /* Place first TFD at index corresponding to start sequence number. | |
1038 | * Assumes that ssn_idx is valid (!= 0xFFF) */ | |
1039 | priv->txq[txq_id].q.read_ptr = (ssn_idx & 0xff); | |
1040 | priv->txq[txq_id].q.write_ptr = (ssn_idx & 0xff); | |
1041 | iwl5000_set_wr_ptrs(priv, txq_id, ssn_idx); | |
1042 | ||
1043 | /* Set up Tx window size and frame limit for this queue */ | |
1044 | iwl_write_targ_mem(priv, priv->scd_base_addr + | |
1045 | IWL50_SCD_CONTEXT_QUEUE_OFFSET(txq_id) + | |
1046 | sizeof(u32), | |
1047 | ((SCD_WIN_SIZE << | |
1048 | IWL50_SCD_QUEUE_CTX_REG2_WIN_SIZE_POS) & | |
1049 | IWL50_SCD_QUEUE_CTX_REG2_WIN_SIZE_MSK) | | |
1050 | ((SCD_FRAME_LIMIT << | |
1051 | IWL50_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_POS) & | |
1052 | IWL50_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK)); | |
1053 | ||
1054 | iwl_set_bits_prph(priv, IWL50_SCD_INTERRUPT_MASK, (1 << txq_id)); | |
1055 | ||
1056 | /* Set up Status area in SRAM, map to Tx DMA/FIFO, activate the queue */ | |
1057 | iwl5000_tx_queue_set_status(priv, &priv->txq[txq_id], tx_fifo, 1); | |
1058 | ||
1059 | iwl_release_nic_access(priv); | |
1060 | spin_unlock_irqrestore(&priv->lock, flags); | |
1061 | ||
1062 | return 0; | |
1063 | } | |
1064 | ||
1065 | static int iwl5000_txq_agg_disable(struct iwl_priv *priv, u16 txq_id, | |
1066 | u16 ssn_idx, u8 tx_fifo) | |
1067 | { | |
1068 | int ret; | |
1069 | ||
1070 | if (IWL50_FIRST_AMPDU_QUEUE > txq_id) { | |
1071 | IWL_WARNING("queue number too small: %d, must be > %d\n", | |
1072 | txq_id, IWL50_FIRST_AMPDU_QUEUE); | |
1073 | return -EINVAL; | |
1074 | } | |
1075 | ||
1076 | ret = iwl_grab_nic_access(priv); | |
1077 | if (ret) | |
1078 | return ret; | |
1079 | ||
1080 | iwl5000_tx_queue_stop_scheduler(priv, txq_id); | |
1081 | ||
1082 | iwl_clear_bits_prph(priv, IWL50_SCD_AGGR_SEL, (1 << txq_id)); | |
1083 | ||
1084 | priv->txq[txq_id].q.read_ptr = (ssn_idx & 0xff); | |
1085 | priv->txq[txq_id].q.write_ptr = (ssn_idx & 0xff); | |
1086 | /* supposes that ssn_idx is valid (!= 0xFFF) */ | |
1087 | iwl5000_set_wr_ptrs(priv, txq_id, ssn_idx); | |
1088 | ||
1089 | iwl_clear_bits_prph(priv, IWL50_SCD_INTERRUPT_MASK, (1 << txq_id)); | |
1090 | iwl_txq_ctx_deactivate(priv, txq_id); | |
1091 | iwl5000_tx_queue_set_status(priv, &priv->txq[txq_id], tx_fifo, 0); | |
1092 | ||
1093 | iwl_release_nic_access(priv); | |
1094 | ||
1095 | return 0; | |
1096 | } | |
1097 | ||
2469bf2e TW |
1098 | static u16 iwl5000_build_addsta_hcmd(const struct iwl_addsta_cmd *cmd, u8 *data) |
1099 | { | |
1100 | u16 size = (u16)sizeof(struct iwl_addsta_cmd); | |
1101 | memcpy(data, cmd, size); | |
1102 | return size; | |
1103 | } | |
1104 | ||
1105 | ||
da1bc453 TW |
1106 | /* |
1107 | * Activate/Deactivat Tx DMA/FIFO channels according tx fifos mask | |
1108 | * must be called under priv->lock and mac access | |
1109 | */ | |
1110 | static void iwl5000_txq_set_sched(struct iwl_priv *priv, u32 mask) | |
5a676bbe | 1111 | { |
da1bc453 | 1112 | iwl_write_prph(priv, IWL50_SCD_TXFACT, mask); |
5a676bbe RR |
1113 | } |
1114 | ||
e532fa0e RR |
1115 | |
1116 | static inline u32 iwl5000_get_scd_ssn(struct iwl5000_tx_resp *tx_resp) | |
1117 | { | |
25a6572c TW |
1118 | return le32_to_cpup((__le32*)&tx_resp->status + |
1119 | tx_resp->frame_count) & MAX_SN; | |
e532fa0e RR |
1120 | } |
1121 | ||
1122 | static int iwl5000_tx_status_reply_tx(struct iwl_priv *priv, | |
1123 | struct iwl_ht_agg *agg, | |
1124 | struct iwl5000_tx_resp *tx_resp, | |
25a6572c | 1125 | int txq_id, u16 start_idx) |
e532fa0e RR |
1126 | { |
1127 | u16 status; | |
1128 | struct agg_tx_status *frame_status = &tx_resp->status; | |
1129 | struct ieee80211_tx_info *info = NULL; | |
1130 | struct ieee80211_hdr *hdr = NULL; | |
e7d326ac | 1131 | u32 rate_n_flags = le32_to_cpu(tx_resp->rate_n_flags); |
25a6572c | 1132 | int i, sh, idx; |
e532fa0e RR |
1133 | u16 seq; |
1134 | ||
1135 | if (agg->wait_for_ba) | |
1136 | IWL_DEBUG_TX_REPLY("got tx response w/o block-ack\n"); | |
1137 | ||
1138 | agg->frame_count = tx_resp->frame_count; | |
1139 | agg->start_idx = start_idx; | |
e7d326ac | 1140 | agg->rate_n_flags = rate_n_flags; |
e532fa0e RR |
1141 | agg->bitmap = 0; |
1142 | ||
1143 | /* # frames attempted by Tx command */ | |
1144 | if (agg->frame_count == 1) { | |
1145 | /* Only one frame was attempted; no block-ack will arrive */ | |
1146 | status = le16_to_cpu(frame_status[0].status); | |
25a6572c | 1147 | idx = start_idx; |
e532fa0e RR |
1148 | |
1149 | /* FIXME: code repetition */ | |
1150 | IWL_DEBUG_TX_REPLY("FrameCnt = %d, StartIdx=%d idx=%d\n", | |
1151 | agg->frame_count, agg->start_idx, idx); | |
1152 | ||
1153 | info = IEEE80211_SKB_CB(priv->txq[txq_id].txb[idx].skb[0]); | |
1154 | info->status.retry_count = tx_resp->failure_frame; | |
1155 | info->flags &= ~IEEE80211_TX_CTL_AMPDU; | |
1156 | info->flags |= iwl_is_tx_success(status)? | |
1157 | IEEE80211_TX_STAT_ACK : 0; | |
e7d326ac TW |
1158 | iwl_hwrate_to_tx_control(priv, rate_n_flags, info); |
1159 | ||
e532fa0e RR |
1160 | /* FIXME: code repetition end */ |
1161 | ||
1162 | IWL_DEBUG_TX_REPLY("1 Frame 0x%x failure :%d\n", | |
1163 | status & 0xff, tx_resp->failure_frame); | |
e7d326ac | 1164 | IWL_DEBUG_TX_REPLY("Rate Info rate_n_flags=%x\n", rate_n_flags); |
e532fa0e RR |
1165 | |
1166 | agg->wait_for_ba = 0; | |
1167 | } else { | |
1168 | /* Two or more frames were attempted; expect block-ack */ | |
1169 | u64 bitmap = 0; | |
1170 | int start = agg->start_idx; | |
1171 | ||
1172 | /* Construct bit-map of pending frames within Tx window */ | |
1173 | for (i = 0; i < agg->frame_count; i++) { | |
1174 | u16 sc; | |
1175 | status = le16_to_cpu(frame_status[i].status); | |
1176 | seq = le16_to_cpu(frame_status[i].sequence); | |
1177 | idx = SEQ_TO_INDEX(seq); | |
1178 | txq_id = SEQ_TO_QUEUE(seq); | |
1179 | ||
1180 | if (status & (AGG_TX_STATE_FEW_BYTES_MSK | | |
1181 | AGG_TX_STATE_ABORT_MSK)) | |
1182 | continue; | |
1183 | ||
1184 | IWL_DEBUG_TX_REPLY("FrameCnt = %d, txq_id=%d idx=%d\n", | |
1185 | agg->frame_count, txq_id, idx); | |
1186 | ||
1187 | hdr = iwl_tx_queue_get_hdr(priv, txq_id, idx); | |
1188 | ||
1189 | sc = le16_to_cpu(hdr->seq_ctrl); | |
1190 | if (idx != (SEQ_TO_SN(sc) & 0xff)) { | |
1191 | IWL_ERROR("BUG_ON idx doesn't match seq control" | |
1192 | " idx=%d, seq_idx=%d, seq=%d\n", | |
1193 | idx, SEQ_TO_SN(sc), | |
1194 | hdr->seq_ctrl); | |
1195 | return -1; | |
1196 | } | |
1197 | ||
1198 | IWL_DEBUG_TX_REPLY("AGG Frame i=%d idx %d seq=%d\n", | |
1199 | i, idx, SEQ_TO_SN(sc)); | |
1200 | ||
1201 | sh = idx - start; | |
1202 | if (sh > 64) { | |
1203 | sh = (start - idx) + 0xff; | |
1204 | bitmap = bitmap << sh; | |
1205 | sh = 0; | |
1206 | start = idx; | |
1207 | } else if (sh < -64) | |
1208 | sh = 0xff - (start - idx); | |
1209 | else if (sh < 0) { | |
1210 | sh = start - idx; | |
1211 | start = idx; | |
1212 | bitmap = bitmap << sh; | |
1213 | sh = 0; | |
1214 | } | |
1215 | bitmap |= (1 << sh); | |
1216 | IWL_DEBUG_TX_REPLY("start=%d bitmap=0x%x\n", | |
1217 | start, (u32)(bitmap & 0xFFFFFFFF)); | |
1218 | } | |
1219 | ||
1220 | agg->bitmap = bitmap; | |
1221 | agg->start_idx = start; | |
e532fa0e RR |
1222 | IWL_DEBUG_TX_REPLY("Frames %d start_idx=%d bitmap=0x%llx\n", |
1223 | agg->frame_count, agg->start_idx, | |
1224 | (unsigned long long)agg->bitmap); | |
1225 | ||
1226 | if (bitmap) | |
1227 | agg->wait_for_ba = 1; | |
1228 | } | |
1229 | return 0; | |
1230 | } | |
1231 | ||
1232 | static void iwl5000_rx_reply_tx(struct iwl_priv *priv, | |
1233 | struct iwl_rx_mem_buffer *rxb) | |
1234 | { | |
1235 | struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data; | |
1236 | u16 sequence = le16_to_cpu(pkt->hdr.sequence); | |
1237 | int txq_id = SEQ_TO_QUEUE(sequence); | |
1238 | int index = SEQ_TO_INDEX(sequence); | |
1239 | struct iwl_tx_queue *txq = &priv->txq[txq_id]; | |
1240 | struct ieee80211_tx_info *info; | |
1241 | struct iwl5000_tx_resp *tx_resp = (void *)&pkt->u.raw[0]; | |
1242 | u32 status = le16_to_cpu(tx_resp->status.status); | |
e532fa0e | 1243 | int tid = MAX_TID_COUNT, sta_id = IWL_INVALID_STATION; |
e532fa0e RR |
1244 | struct ieee80211_hdr *hdr; |
1245 | u8 *qc = NULL; | |
e532fa0e RR |
1246 | |
1247 | if ((index >= txq->q.n_bd) || (iwl_queue_used(&txq->q, index) == 0)) { | |
1248 | IWL_ERROR("Read index for DMA queue txq_id (%d) index %d " | |
1249 | "is out of range [0-%d] %d %d\n", txq_id, | |
1250 | index, txq->q.n_bd, txq->q.write_ptr, | |
1251 | txq->q.read_ptr); | |
1252 | return; | |
1253 | } | |
1254 | ||
1255 | info = IEEE80211_SKB_CB(txq->txb[txq->q.read_ptr].skb[0]); | |
1256 | memset(&info->status, 0, sizeof(info->status)); | |
1257 | ||
e532fa0e | 1258 | hdr = iwl_tx_queue_get_hdr(priv, txq_id, index); |
fd7c8a40 HH |
1259 | if (ieee80211_is_data_qos(hdr->frame_control)) { |
1260 | qc = ieee80211_get_qos_ctl(hdr); | |
e532fa0e RR |
1261 | tid = qc[0] & 0xf; |
1262 | } | |
1263 | ||
1264 | sta_id = iwl_get_ra_sta_id(priv, hdr); | |
1265 | if (txq->sched_retry && unlikely(sta_id == IWL_INVALID_STATION)) { | |
1266 | IWL_ERROR("Station not known\n"); | |
1267 | return; | |
1268 | } | |
1269 | ||
1270 | if (txq->sched_retry) { | |
1271 | const u32 scd_ssn = iwl5000_get_scd_ssn(tx_resp); | |
1272 | struct iwl_ht_agg *agg = NULL; | |
1273 | ||
1274 | if (!qc) | |
1275 | return; | |
1276 | ||
1277 | agg = &priv->stations[sta_id].tid[tid].agg; | |
1278 | ||
25a6572c | 1279 | iwl5000_tx_status_reply_tx(priv, agg, tx_resp, txq_id, index); |
e532fa0e RR |
1280 | |
1281 | if ((tx_resp->frame_count == 1) && !iwl_is_tx_success(status)) { | |
1282 | /* TODO: send BAR */ | |
1283 | } | |
1284 | ||
1285 | if (txq->q.read_ptr != (scd_ssn & 0xff)) { | |
1286 | int freed, ampdu_q; | |
1287 | index = iwl_queue_dec_wrap(scd_ssn & 0xff, txq->q.n_bd); | |
1288 | IWL_DEBUG_TX_REPLY("Retry scheduler reclaim scd_ssn " | |
1289 | "%d index %d\n", scd_ssn , index); | |
17b88929 | 1290 | freed = iwl_tx_queue_reclaim(priv, txq_id, index); |
e532fa0e RR |
1291 | priv->stations[sta_id].tid[tid].tfds_in_queue -= freed; |
1292 | ||
1293 | if (iwl_queue_space(&txq->q) > txq->q.low_mark && | |
1294 | txq_id >= 0 && priv->mac80211_registered && | |
1295 | agg->state != IWL_EMPTYING_HW_QUEUE_DELBA) { | |
1296 | /* calculate mac80211 ampdu sw queue to wake */ | |
7f3e4bb6 | 1297 | ampdu_q = txq_id - IWL50_FIRST_AMPDU_QUEUE + |
e532fa0e RR |
1298 | priv->hw->queues; |
1299 | if (agg->state == IWL_AGG_OFF) | |
1300 | ieee80211_wake_queue(priv->hw, txq_id); | |
1301 | else | |
1302 | ieee80211_wake_queue(priv->hw, ampdu_q); | |
1303 | } | |
30e553e3 | 1304 | iwl_txq_check_empty(priv, sta_id, tid, txq_id); |
e532fa0e RR |
1305 | } |
1306 | } else { | |
4f85f5b3 RR |
1307 | info->status.retry_count = tx_resp->failure_frame; |
1308 | info->flags = | |
1309 | iwl_is_tx_success(status) ? IEEE80211_TX_STAT_ACK : 0; | |
e7d326ac | 1310 | iwl_hwrate_to_tx_control(priv, |
4f85f5b3 RR |
1311 | le32_to_cpu(tx_resp->rate_n_flags), |
1312 | info); | |
1313 | ||
1314 | IWL_DEBUG_TX("Tx queue %d Status %s (0x%08x) rate_n_flags " | |
1315 | "0x%x retries %d\n", txq_id, | |
1316 | iwl_get_tx_fail_reason(status), | |
1317 | status, le32_to_cpu(tx_resp->rate_n_flags), | |
1318 | tx_resp->failure_frame); | |
1319 | ||
1320 | IWL_DEBUG_TX_REPLY("Tx queue reclaim %d\n", index); | |
1321 | if (index != -1) { | |
1322 | int freed = iwl_tx_queue_reclaim(priv, txq_id, index); | |
1323 | if (tid != MAX_TID_COUNT) | |
e532fa0e | 1324 | priv->stations[sta_id].tid[tid].tfds_in_queue -= freed; |
4f85f5b3 | 1325 | if (iwl_queue_space(&txq->q) > txq->q.low_mark && |
e532fa0e RR |
1326 | (txq_id >= 0) && priv->mac80211_registered) |
1327 | ieee80211_wake_queue(priv->hw, txq_id); | |
4f85f5b3 | 1328 | if (tid != MAX_TID_COUNT) |
30e553e3 | 1329 | iwl_txq_check_empty(priv, sta_id, tid, txq_id); |
4f85f5b3 | 1330 | } |
e532fa0e | 1331 | } |
e532fa0e RR |
1332 | |
1333 | if (iwl_check_bits(status, TX_ABORT_REQUIRED_MSK)) | |
1334 | IWL_ERROR("TODO: Implement Tx ABORT REQUIRED!!!\n"); | |
1335 | } | |
1336 | ||
c1adf9fb GG |
1337 | /* Currently 5000 is the supperset of everything */ |
1338 | static u16 iwl5000_get_hcmd_size(u8 cmd_id, u16 len) | |
1339 | { | |
1340 | return len; | |
1341 | } | |
1342 | ||
203566f3 EG |
1343 | static void iwl5000_setup_deferred_work(struct iwl_priv *priv) |
1344 | { | |
1345 | /* in 5000 the tx power calibration is done in uCode */ | |
1346 | priv->disable_tx_power_cal = 1; | |
1347 | } | |
1348 | ||
b600e4e1 RR |
1349 | static void iwl5000_rx_handler_setup(struct iwl_priv *priv) |
1350 | { | |
7c616cba TW |
1351 | /* init calibration handlers */ |
1352 | priv->rx_handlers[CALIBRATION_RES_NOTIFICATION] = | |
1353 | iwl5000_rx_calib_result; | |
1354 | priv->rx_handlers[CALIBRATION_COMPLETE_NOTIFICATION] = | |
1355 | iwl5000_rx_calib_complete; | |
e532fa0e | 1356 | priv->rx_handlers[REPLY_TX] = iwl5000_rx_reply_tx; |
b600e4e1 RR |
1357 | } |
1358 | ||
7c616cba | 1359 | |
87283cc1 RR |
1360 | static int iwl5000_hw_valid_rtc_data_addr(u32 addr) |
1361 | { | |
1362 | return (addr >= RTC_DATA_LOWER_BOUND) && | |
1363 | (addr < IWL50_RTC_DATA_UPPER_BOUND); | |
1364 | } | |
1365 | ||
fe7a90c2 RR |
1366 | static int iwl5000_send_rxon_assoc(struct iwl_priv *priv) |
1367 | { | |
1368 | int ret = 0; | |
1369 | struct iwl5000_rxon_assoc_cmd rxon_assoc; | |
1370 | const struct iwl_rxon_cmd *rxon1 = &priv->staging_rxon; | |
1371 | const struct iwl_rxon_cmd *rxon2 = &priv->active_rxon; | |
1372 | ||
1373 | if ((rxon1->flags == rxon2->flags) && | |
1374 | (rxon1->filter_flags == rxon2->filter_flags) && | |
1375 | (rxon1->cck_basic_rates == rxon2->cck_basic_rates) && | |
1376 | (rxon1->ofdm_ht_single_stream_basic_rates == | |
1377 | rxon2->ofdm_ht_single_stream_basic_rates) && | |
1378 | (rxon1->ofdm_ht_dual_stream_basic_rates == | |
1379 | rxon2->ofdm_ht_dual_stream_basic_rates) && | |
1380 | (rxon1->ofdm_ht_triple_stream_basic_rates == | |
1381 | rxon2->ofdm_ht_triple_stream_basic_rates) && | |
1382 | (rxon1->acquisition_data == rxon2->acquisition_data) && | |
1383 | (rxon1->rx_chain == rxon2->rx_chain) && | |
1384 | (rxon1->ofdm_basic_rates == rxon2->ofdm_basic_rates)) { | |
1385 | IWL_DEBUG_INFO("Using current RXON_ASSOC. Not resending.\n"); | |
1386 | return 0; | |
1387 | } | |
1388 | ||
1389 | rxon_assoc.flags = priv->staging_rxon.flags; | |
1390 | rxon_assoc.filter_flags = priv->staging_rxon.filter_flags; | |
1391 | rxon_assoc.ofdm_basic_rates = priv->staging_rxon.ofdm_basic_rates; | |
1392 | rxon_assoc.cck_basic_rates = priv->staging_rxon.cck_basic_rates; | |
1393 | rxon_assoc.reserved1 = 0; | |
1394 | rxon_assoc.reserved2 = 0; | |
1395 | rxon_assoc.reserved3 = 0; | |
1396 | rxon_assoc.ofdm_ht_single_stream_basic_rates = | |
1397 | priv->staging_rxon.ofdm_ht_single_stream_basic_rates; | |
1398 | rxon_assoc.ofdm_ht_dual_stream_basic_rates = | |
1399 | priv->staging_rxon.ofdm_ht_dual_stream_basic_rates; | |
1400 | rxon_assoc.rx_chain_select_flags = priv->staging_rxon.rx_chain; | |
1401 | rxon_assoc.ofdm_ht_triple_stream_basic_rates = | |
1402 | priv->staging_rxon.ofdm_ht_triple_stream_basic_rates; | |
1403 | rxon_assoc.acquisition_data = priv->staging_rxon.acquisition_data; | |
1404 | ||
1405 | ret = iwl_send_cmd_pdu_async(priv, REPLY_RXON_ASSOC, | |
1406 | sizeof(rxon_assoc), &rxon_assoc, NULL); | |
1407 | if (ret) | |
1408 | return ret; | |
1409 | ||
1410 | return ret; | |
1411 | } | |
630fe9b6 TW |
1412 | static int iwl5000_send_tx_power(struct iwl_priv *priv) |
1413 | { | |
1414 | struct iwl5000_tx_power_dbm_cmd tx_power_cmd; | |
1415 | ||
1416 | /* half dBm need to multiply */ | |
1417 | tx_power_cmd.global_lmt = (s8)(2 * priv->tx_power_user_lmt); | |
853554ac | 1418 | tx_power_cmd.flags = IWL50_TX_POWER_NO_CLOSED; |
630fe9b6 TW |
1419 | tx_power_cmd.srv_chan_lmt = IWL50_TX_POWER_AUTO; |
1420 | return iwl_send_cmd_pdu_async(priv, REPLY_TX_POWER_DBM_CMD, | |
1421 | sizeof(tx_power_cmd), &tx_power_cmd, | |
1422 | NULL); | |
1423 | } | |
1424 | ||
8f91aecb EG |
1425 | static void iwl5000_temperature(struct iwl_priv *priv, |
1426 | struct iwl_notif_statistics *stats) | |
1427 | { | |
1428 | /* store temperature from statistics (in Celsius) */ | |
1429 | priv->temperature = le32_to_cpu(stats->general.temperature); | |
1430 | } | |
fe7a90c2 | 1431 | |
da8dec29 | 1432 | static struct iwl_hcmd_ops iwl5000_hcmd = { |
fe7a90c2 | 1433 | .rxon_assoc = iwl5000_send_rxon_assoc, |
da8dec29 TW |
1434 | }; |
1435 | ||
1436 | static struct iwl_hcmd_utils_ops iwl5000_hcmd_utils = { | |
c1adf9fb | 1437 | .get_hcmd_size = iwl5000_get_hcmd_size, |
2469bf2e | 1438 | .build_addsta_hcmd = iwl5000_build_addsta_hcmd, |
33fd5033 EG |
1439 | .gain_computation = iwl5000_gain_computation, |
1440 | .chain_noise_reset = iwl5000_chain_noise_reset, | |
da8dec29 TW |
1441 | }; |
1442 | ||
1443 | static struct iwl_lib_ops iwl5000_lib = { | |
fdd3e8a4 | 1444 | .set_hw_params = iwl5000_hw_set_hw_params, |
d4100dd9 RR |
1445 | .alloc_shared_mem = iwl5000_alloc_shared_mem, |
1446 | .free_shared_mem = iwl5000_free_shared_mem, | |
d67f5489 | 1447 | .shared_mem_rx_idx = iwl5000_shared_mem_rx_idx, |
7839fc03 | 1448 | .txq_update_byte_cnt_tbl = iwl5000_txq_update_byte_cnt_tbl, |
972cf447 | 1449 | .txq_inval_byte_cnt_tbl = iwl5000_txq_inval_byte_cnt_tbl, |
da1bc453 | 1450 | .txq_set_sched = iwl5000_txq_set_sched, |
e26e47d9 TW |
1451 | .txq_agg_enable = iwl5000_txq_agg_enable, |
1452 | .txq_agg_disable = iwl5000_txq_agg_disable, | |
b600e4e1 | 1453 | .rx_handler_setup = iwl5000_rx_handler_setup, |
203566f3 | 1454 | .setup_deferred_work = iwl5000_setup_deferred_work, |
87283cc1 | 1455 | .is_valid_rtc_data_addr = iwl5000_hw_valid_rtc_data_addr, |
dbb983b7 | 1456 | .load_ucode = iwl5000_load_ucode, |
99da1b48 RR |
1457 | .init_alive_start = iwl5000_init_alive_start, |
1458 | .alive_notify = iwl5000_alive_notify, | |
630fe9b6 | 1459 | .send_tx_power = iwl5000_send_tx_power, |
8f91aecb | 1460 | .temperature = iwl5000_temperature, |
30d59260 TW |
1461 | .apm_ops = { |
1462 | .init = iwl5000_apm_init, | |
7f066108 | 1463 | .reset = iwl5000_apm_reset, |
f118a91d | 1464 | .stop = iwl5000_apm_stop, |
5a835353 | 1465 | .config = iwl5000_nic_config, |
88acbd3b | 1466 | .set_pwr_src = iwl4965_set_pwr_src, |
30d59260 | 1467 | }, |
da8dec29 | 1468 | .eeprom_ops = { |
25ae3986 TW |
1469 | .regulatory_bands = { |
1470 | EEPROM_5000_REG_BAND_1_CHANNELS, | |
1471 | EEPROM_5000_REG_BAND_2_CHANNELS, | |
1472 | EEPROM_5000_REG_BAND_3_CHANNELS, | |
1473 | EEPROM_5000_REG_BAND_4_CHANNELS, | |
1474 | EEPROM_5000_REG_BAND_5_CHANNELS, | |
1475 | EEPROM_5000_REG_BAND_24_FAT_CHANNELS, | |
1476 | EEPROM_5000_REG_BAND_52_FAT_CHANNELS | |
1477 | }, | |
da8dec29 TW |
1478 | .verify_signature = iwlcore_eeprom_verify_signature, |
1479 | .acquire_semaphore = iwlcore_eeprom_acquire_semaphore, | |
1480 | .release_semaphore = iwlcore_eeprom_release_semaphore, | |
f1f69415 | 1481 | .check_version = iwl5000_eeprom_check_version, |
25ae3986 | 1482 | .query_addr = iwl5000_eeprom_query_addr, |
da8dec29 TW |
1483 | }, |
1484 | }; | |
1485 | ||
1486 | static struct iwl_ops iwl5000_ops = { | |
1487 | .lib = &iwl5000_lib, | |
1488 | .hcmd = &iwl5000_hcmd, | |
1489 | .utils = &iwl5000_hcmd_utils, | |
1490 | }; | |
1491 | ||
5a6a256e TW |
1492 | static struct iwl_mod_params iwl50_mod_params = { |
1493 | .num_of_queues = IWL50_NUM_QUEUES, | |
1494 | .enable_qos = 1, | |
1495 | .amsdu_size_8K = 1, | |
3a1081e8 | 1496 | .restart_fw = 1, |
5a6a256e TW |
1497 | /* the rest are 0 by default */ |
1498 | }; | |
1499 | ||
1500 | ||
1501 | struct iwl_cfg iwl5300_agn_cfg = { | |
1502 | .name = "5300AGN", | |
1503 | .fw_name = "iwlwifi-5000" IWL5000_UCODE_API ".ucode", | |
1504 | .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N, | |
da8dec29 | 1505 | .ops = &iwl5000_ops, |
25ae3986 | 1506 | .eeprom_size = IWL_5000_EEPROM_IMG_SIZE, |
5a6a256e TW |
1507 | .mod_params = &iwl50_mod_params, |
1508 | }; | |
1509 | ||
1510 | struct iwl_cfg iwl5100_agn_cfg = { | |
1511 | .name = "5100AGN", | |
1512 | .fw_name = "iwlwifi-5000" IWL5000_UCODE_API ".ucode", | |
1513 | .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N, | |
da8dec29 | 1514 | .ops = &iwl5000_ops, |
25ae3986 | 1515 | .eeprom_size = IWL_5000_EEPROM_IMG_SIZE, |
5a6a256e TW |
1516 | .mod_params = &iwl50_mod_params, |
1517 | }; | |
1518 | ||
1519 | struct iwl_cfg iwl5350_agn_cfg = { | |
1520 | .name = "5350AGN", | |
1521 | .fw_name = "iwlwifi-5000" IWL5000_UCODE_API ".ucode", | |
1522 | .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N, | |
da8dec29 | 1523 | .ops = &iwl5000_ops, |
25ae3986 | 1524 | .eeprom_size = IWL_5000_EEPROM_IMG_SIZE, |
5a6a256e TW |
1525 | .mod_params = &iwl50_mod_params, |
1526 | }; | |
1527 | ||
1528 | module_param_named(disable50, iwl50_mod_params.disable, int, 0444); | |
1529 | MODULE_PARM_DESC(disable50, | |
1530 | "manually disable the 50XX radio (default 0 [radio on])"); | |
1531 | module_param_named(swcrypto50, iwl50_mod_params.sw_crypto, bool, 0444); | |
1532 | MODULE_PARM_DESC(swcrypto50, | |
1533 | "using software crypto engine (default 0 [hardware])\n"); | |
1534 | module_param_named(debug50, iwl50_mod_params.debug, int, 0444); | |
1535 | MODULE_PARM_DESC(debug50, "50XX debug output mask"); | |
1536 | module_param_named(queues_num50, iwl50_mod_params.num_of_queues, int, 0444); | |
1537 | MODULE_PARM_DESC(queues_num50, "number of hw queues in 50xx series"); | |
1538 | module_param_named(qos_enable50, iwl50_mod_params.enable_qos, int, 0444); | |
1539 | MODULE_PARM_DESC(qos_enable50, "enable all 50XX QoS functionality"); | |
49779293 RR |
1540 | module_param_named(11n_disable50, iwl50_mod_params.disable_11n, int, 0444); |
1541 | MODULE_PARM_DESC(11n_disable50, "disable 50XX 11n functionality"); | |
5a6a256e TW |
1542 | module_param_named(amsdu_size_8K50, iwl50_mod_params.amsdu_size_8K, int, 0444); |
1543 | MODULE_PARM_DESC(amsdu_size_8K50, "enable 8K amsdu size in 50XX series"); | |
3a1081e8 EK |
1544 | module_param_named(fw_restart50, iwl50_mod_params.restart_fw, int, 0444); |
1545 | MODULE_PARM_DESC(fw_restart50, "restart firmware in case of error"); |