diff options
author | Assaf Krauss <assaf.krauss@intel.com> | 2008-03-11 19:17:18 -0400 |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2008-03-13 19:32:32 -0400 |
commit | 6bc913bd965e03b5273a5366eecce5c28c9b01da (patch) | |
tree | ebc5aee6b2eb48660ab555af62b4da0119bd8446 /drivers/net/wireless | |
parent | eb7ae89cb0b03e6e6e39737b1c8bcc1912281a00 (diff) |
iwlwifi: Use eeprom form iwlcore
This patch puts in use eeprom from iwlcore module
Signed-off-by: Assaf Krauss <assaf.krauss@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r-- | drivers/net/wireless/iwlwifi/Makefile | 2 | ||||
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-4965-hw.h | 310 | ||||
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-4965.c | 45 | ||||
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-4965.h | 4 | ||||
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-core.c | 1 | ||||
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-core.h | 10 | ||||
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl4965-base.c | 84 |
7 files changed, 30 insertions, 426 deletions
diff --git a/drivers/net/wireless/iwlwifi/Makefile b/drivers/net/wireless/iwlwifi/Makefile index 6b85cca9b3f1..59d9c90d3610 100644 --- a/drivers/net/wireless/iwlwifi/Makefile +++ b/drivers/net/wireless/iwlwifi/Makefile | |||
@@ -1,5 +1,5 @@ | |||
1 | obj-$(CONFIG_IWLCORE) += iwlcore.o | 1 | obj-$(CONFIG_IWLCORE) += iwlcore.o |
2 | iwlcore-objs = iwl-core.o | 2 | iwlcore-objs = iwl-core.o iwl-eeprom.o |
3 | 3 | ||
4 | obj-$(CONFIG_IWL3945) += iwl3945.o | 4 | obj-$(CONFIG_IWL3945) += iwl3945.o |
5 | iwl3945-objs = iwl3945-base.o iwl-3945.o iwl-3945-rs.o | 5 | iwl3945-objs = iwl3945-base.o iwl-3945.o iwl-3945-rs.o |
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965-hw.h b/drivers/net/wireless/iwlwifi/iwl-4965-hw.h index 4a29b44950a7..c66993eb5b6a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965-hw.h +++ b/drivers/net/wireless/iwlwifi/iwl-4965-hw.h | |||
@@ -92,316 +92,6 @@ | |||
92 | /* RSSI to dBm */ | 92 | /* RSSI to dBm */ |
93 | #define IWL_RSSI_OFFSET 44 | 93 | #define IWL_RSSI_OFFSET 44 |
94 | 94 | ||
95 | /* | ||
96 | * EEPROM related constants, enums, and structures. | ||
97 | */ | ||
98 | |||
99 | /* | ||
100 | * EEPROM access time values: | ||
101 | * | ||
102 | * Driver initiates EEPROM read by writing byte address << 1 to CSR_EEPROM_REG, | ||
103 | * then clearing (with subsequent read/modify/write) CSR_EEPROM_REG bit | ||
104 | * CSR_EEPROM_REG_BIT_CMD (0x2). | ||
105 | * Driver then polls CSR_EEPROM_REG for CSR_EEPROM_REG_READ_VALID_MSK (0x1). | ||
106 | * When polling, wait 10 uSec between polling loops, up to a maximum 5000 uSec. | ||
107 | * Driver reads 16-bit value from bits 31-16 of CSR_EEPROM_REG. | ||
108 | */ | ||
109 | #define IWL_EEPROM_ACCESS_TIMEOUT 5000 /* uSec */ | ||
110 | #define IWL_EEPROM_ACCESS_DELAY 10 /* uSec */ | ||
111 | |||
112 | /* | ||
113 | * Regulatory channel usage flags in EEPROM struct iwl4965_eeprom_channel.flags. | ||
114 | * | ||
115 | * IBSS and/or AP operation is allowed *only* on those channels with | ||
116 | * (VALID && IBSS && ACTIVE && !RADAR). This restriction is in place because | ||
117 | * RADAR detection is not supported by the 4965 driver, but is a | ||
118 | * requirement for establishing a new network for legal operation on channels | ||
119 | * requiring RADAR detection or restricting ACTIVE scanning. | ||
120 | * | ||
121 | * NOTE: "WIDE" flag does not indicate anything about "FAT" 40 MHz channels. | ||
122 | * It only indicates that 20 MHz channel use is supported; FAT channel | ||
123 | * usage is indicated by a separate set of regulatory flags for each | ||
124 | * FAT channel pair. | ||
125 | * | ||
126 | * NOTE: Using a channel inappropriately will result in a uCode error! | ||
127 | */ | ||
128 | enum { | ||
129 | EEPROM_CHANNEL_VALID = (1 << 0), /* usable for this SKU/geo */ | ||
130 | EEPROM_CHANNEL_IBSS = (1 << 1), /* usable as an IBSS channel */ | ||
131 | /* Bit 2 Reserved */ | ||
132 | EEPROM_CHANNEL_ACTIVE = (1 << 3), /* active scanning allowed */ | ||
133 | EEPROM_CHANNEL_RADAR = (1 << 4), /* radar detection required */ | ||
134 | EEPROM_CHANNEL_WIDE = (1 << 5), /* 20 MHz channel okay */ | ||
135 | EEPROM_CHANNEL_NARROW = (1 << 6), /* 10 MHz channel (not used) */ | ||
136 | EEPROM_CHANNEL_DFS = (1 << 7), /* dynamic freq selection candidate */ | ||
137 | }; | ||
138 | |||
139 | /* SKU Capabilities */ | ||
140 | #define EEPROM_SKU_CAP_SW_RF_KILL_ENABLE (1 << 0) | ||
141 | #define EEPROM_SKU_CAP_HW_RF_KILL_ENABLE (1 << 1) | ||
142 | |||
143 | /* *regulatory* channel data format in eeprom, one for each channel. | ||
144 | * There are separate entries for FAT (40 MHz) vs. normal (20 MHz) channels. */ | ||
145 | struct iwl4965_eeprom_channel { | ||
146 | u8 flags; /* EEPROM_CHANNEL_* flags copied from EEPROM */ | ||
147 | s8 max_power_avg; /* max power (dBm) on this chnl, limit 31 */ | ||
148 | } __attribute__ ((packed)); | ||
149 | |||
150 | /* 4965 has two radio transmitters (and 3 radio receivers) */ | ||
151 | #define EEPROM_TX_POWER_TX_CHAINS (2) | ||
152 | |||
153 | /* 4965 has room for up to 8 sets of txpower calibration data */ | ||
154 | #define EEPROM_TX_POWER_BANDS (8) | ||
155 | |||
156 | /* 4965 factory calibration measures txpower gain settings for | ||
157 | * each of 3 target output levels */ | ||
158 | #define EEPROM_TX_POWER_MEASUREMENTS (3) | ||
159 | |||
160 | /* 4965 driver does not work with txpower calibration version < 5. | ||
161 | * Look for this in calib_version member of struct iwl4965_eeprom. */ | ||
162 | #define EEPROM_TX_POWER_VERSION_NEW (5) | ||
163 | |||
164 | |||
165 | /* | ||
166 | * 4965 factory calibration data for one txpower level, on one channel, | ||
167 | * measured on one of the 2 tx chains (radio transmitter and associated | ||
168 | * antenna). EEPROM contains: | ||
169 | * | ||
170 | * 1) Temperature (degrees Celsius) of device when measurement was made. | ||
171 | * | ||
172 | * 2) Gain table index used to achieve the target measurement power. | ||
173 | * This refers to the "well-known" gain tables (see iwl-4965-hw.h). | ||
174 | * | ||
175 | * 3) Actual measured output power, in half-dBm ("34" = 17 dBm). | ||
176 | * | ||
177 | * 4) RF power amplifier detector level measurement (not used). | ||
178 | */ | ||
179 | struct iwl4965_eeprom_calib_measure { | ||
180 | u8 temperature; /* Device temperature (Celsius) */ | ||
181 | u8 gain_idx; /* Index into gain table */ | ||
182 | u8 actual_pow; /* Measured RF output power, half-dBm */ | ||
183 | s8 pa_det; /* Power amp detector level (not used) */ | ||
184 | } __attribute__ ((packed)); | ||
185 | |||
186 | |||
187 | /* | ||
188 | * 4965 measurement set for one channel. EEPROM contains: | ||
189 | * | ||
190 | * 1) Channel number measured | ||
191 | * | ||
192 | * 2) Measurements for each of 3 power levels for each of 2 radio transmitters | ||
193 | * (a.k.a. "tx chains") (6 measurements altogether) | ||
194 | */ | ||
195 | struct iwl4965_eeprom_calib_ch_info { | ||
196 | u8 ch_num; | ||
197 | struct iwl4965_eeprom_calib_measure measurements[EEPROM_TX_POWER_TX_CHAINS] | ||
198 | [EEPROM_TX_POWER_MEASUREMENTS]; | ||
199 | } __attribute__ ((packed)); | ||
200 | |||
201 | /* | ||
202 | * 4965 txpower subband info. | ||
203 | * | ||
204 | * For each frequency subband, EEPROM contains the following: | ||
205 | * | ||
206 | * 1) First and last channels within range of the subband. "0" values | ||
207 | * indicate that this sample set is not being used. | ||
208 | * | ||
209 | * 2) Sample measurement sets for 2 channels close to the range endpoints. | ||
210 | */ | ||
211 | struct iwl4965_eeprom_calib_subband_info { | ||
212 | u8 ch_from; /* channel number of lowest channel in subband */ | ||
213 | u8 ch_to; /* channel number of highest channel in subband */ | ||
214 | struct iwl4965_eeprom_calib_ch_info ch1; | ||
215 | struct iwl4965_eeprom_calib_ch_info ch2; | ||
216 | } __attribute__ ((packed)); | ||
217 | |||
218 | |||
219 | /* | ||
220 | * 4965 txpower calibration info. EEPROM contains: | ||
221 | * | ||
222 | * 1) Factory-measured saturation power levels (maximum levels at which | ||
223 | * tx power amplifier can output a signal without too much distortion). | ||
224 | * There is one level for 2.4 GHz band and one for 5 GHz band. These | ||
225 | * values apply to all channels within each of the bands. | ||
226 | * | ||
227 | * 2) Factory-measured power supply voltage level. This is assumed to be | ||
228 | * constant (i.e. same value applies to all channels/bands) while the | ||
229 | * factory measurements are being made. | ||
230 | * | ||
231 | * 3) Up to 8 sets of factory-measured txpower calibration values. | ||
232 | * These are for different frequency ranges, since txpower gain | ||
233 | * characteristics of the analog radio circuitry vary with frequency. | ||
234 | * | ||
235 | * Not all sets need to be filled with data; | ||
236 | * struct iwl4965_eeprom_calib_subband_info contains range of channels | ||
237 | * (0 if unused) for each set of data. | ||
238 | */ | ||
239 | struct iwl4965_eeprom_calib_info { | ||
240 | u8 saturation_power24; /* half-dBm (e.g. "34" = 17 dBm) */ | ||
241 | u8 saturation_power52; /* half-dBm */ | ||
242 | s16 voltage; /* signed */ | ||
243 | struct iwl4965_eeprom_calib_subband_info band_info[EEPROM_TX_POWER_BANDS]; | ||
244 | } __attribute__ ((packed)); | ||
245 | |||
246 | |||
247 | /* | ||
248 | * 4965 EEPROM map | ||
249 | */ | ||
250 | struct iwl4965_eeprom { | ||
251 | u8 reserved0[16]; | ||
252 | #define EEPROM_DEVICE_ID (2*0x08) /* 2 bytes */ | ||
253 | u16 device_id; /* abs.ofs: 16 */ | ||
254 | u8 reserved1[2]; | ||
255 | #define EEPROM_PMC (2*0x0A) /* 2 bytes */ | ||
256 | u16 pmc; /* abs.ofs: 20 */ | ||
257 | u8 reserved2[20]; | ||
258 | #define EEPROM_MAC_ADDRESS (2*0x15) /* 6 bytes */ | ||
259 | u8 mac_address[6]; /* abs.ofs: 42 */ | ||
260 | u8 reserved3[58]; | ||
261 | #define EEPROM_BOARD_REVISION (2*0x35) /* 2 bytes */ | ||
262 | u16 board_revision; /* abs.ofs: 106 */ | ||
263 | u8 reserved4[11]; | ||
264 | #define EEPROM_BOARD_PBA_NUMBER (2*0x3B+1) /* 9 bytes */ | ||
265 | u8 board_pba_number[9]; /* abs.ofs: 119 */ | ||
266 | u8 reserved5[8]; | ||
267 | #define EEPROM_VERSION (2*0x44) /* 2 bytes */ | ||
268 | u16 version; /* abs.ofs: 136 */ | ||
269 | #define EEPROM_SKU_CAP (2*0x45) /* 1 bytes */ | ||
270 | u8 sku_cap; /* abs.ofs: 138 */ | ||
271 | #define EEPROM_LEDS_MODE (2*0x45+1) /* 1 bytes */ | ||
272 | u8 leds_mode; /* abs.ofs: 139 */ | ||
273 | #define EEPROM_OEM_MODE (2*0x46) /* 2 bytes */ | ||
274 | u16 oem_mode; | ||
275 | #define EEPROM_WOWLAN_MODE (2*0x47) /* 2 bytes */ | ||
276 | u16 wowlan_mode; /* abs.ofs: 142 */ | ||
277 | #define EEPROM_LEDS_TIME_INTERVAL (2*0x48) /* 2 bytes */ | ||
278 | u16 leds_time_interval; /* abs.ofs: 144 */ | ||
279 | #define EEPROM_LEDS_OFF_TIME (2*0x49) /* 1 bytes */ | ||
280 | u8 leds_off_time; /* abs.ofs: 146 */ | ||
281 | #define EEPROM_LEDS_ON_TIME (2*0x49+1) /* 1 bytes */ | ||
282 | u8 leds_on_time; /* abs.ofs: 147 */ | ||
283 | #define EEPROM_ALMGOR_M_VERSION (2*0x4A) /* 1 bytes */ | ||
284 | u8 almgor_m_version; /* abs.ofs: 148 */ | ||
285 | #define EEPROM_ANTENNA_SWITCH_TYPE (2*0x4A+1) /* 1 bytes */ | ||
286 | u8 antenna_switch_type; /* abs.ofs: 149 */ | ||
287 | u8 reserved6[8]; | ||
288 | #define EEPROM_4965_BOARD_REVISION (2*0x4F) /* 2 bytes */ | ||
289 | u16 board_revision_4965; /* abs.ofs: 158 */ | ||
290 | u8 reserved7[13]; | ||
291 | #define EEPROM_4965_BOARD_PBA (2*0x56+1) /* 9 bytes */ | ||
292 | u8 board_pba_number_4965[9]; /* abs.ofs: 173 */ | ||
293 | u8 reserved8[10]; | ||
294 | #define EEPROM_REGULATORY_SKU_ID (2*0x60) /* 4 bytes */ | ||
295 | u8 sku_id[4]; /* abs.ofs: 192 */ | ||
296 | |||
297 | /* | ||
298 | * Per-channel regulatory data. | ||
299 | * | ||
300 | * Each channel that *might* be supported by 3945 or 4965 has a fixed location | ||
301 | * in EEPROM containing EEPROM_CHANNEL_* usage flags (LSB) and max regulatory | ||
302 | * txpower (MSB). | ||
303 | * | ||
304 | * Entries immediately below are for 20 MHz channel width. FAT (40 MHz) | ||
305 | * channels (only for 4965, not supported by 3945) appear later in the EEPROM. | ||
306 | * | ||
307 | * 2.4 GHz channels 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 | ||
308 | */ | ||
309 | #define EEPROM_REGULATORY_BAND_1 (2*0x62) /* 2 bytes */ | ||
310 | u16 band_1_count; /* abs.ofs: 196 */ | ||
311 | #define EEPROM_REGULATORY_BAND_1_CHANNELS (2*0x63) /* 28 bytes */ | ||
312 | struct iwl4965_eeprom_channel band_1_channels[14]; /* abs.ofs: 196 */ | ||
313 | |||
314 | /* | ||
315 | * 4.9 GHz channels 183, 184, 185, 187, 188, 189, 192, 196, | ||
316 | * 5.0 GHz channels 7, 8, 11, 12, 16 | ||
317 | * (4915-5080MHz) (none of these is ever supported) | ||
318 | */ | ||
319 | #define EEPROM_REGULATORY_BAND_2 (2*0x71) /* 2 bytes */ | ||
320 | u16 band_2_count; /* abs.ofs: 226 */ | ||
321 | #define EEPROM_REGULATORY_BAND_2_CHANNELS (2*0x72) /* 26 bytes */ | ||
322 | struct iwl4965_eeprom_channel band_2_channels[13]; /* abs.ofs: 228 */ | ||
323 | |||
324 | /* | ||
325 | * 5.2 GHz channels 34, 36, 38, 40, 42, 44, 46, 48, 52, 56, 60, 64 | ||
326 | * (5170-5320MHz) | ||
327 | */ | ||
328 | #define EEPROM_REGULATORY_BAND_3 (2*0x7F) /* 2 bytes */ | ||
329 | u16 band_3_count; /* abs.ofs: 254 */ | ||
330 | #define EEPROM_REGULATORY_BAND_3_CHANNELS (2*0x80) /* 24 bytes */ | ||
331 | struct iwl4965_eeprom_channel band_3_channels[12]; /* abs.ofs: 256 */ | ||
332 | |||
333 | /* | ||
334 | * 5.5 GHz channels 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140 | ||
335 | * (5500-5700MHz) | ||
336 | */ | ||
337 | #define EEPROM_REGULATORY_BAND_4 (2*0x8C) /* 2 bytes */ | ||
338 | u16 band_4_count; /* abs.ofs: 280 */ | ||
339 | #define EEPROM_REGULATORY_BAND_4_CHANNELS (2*0x8D) /* 22 bytes */ | ||
340 | struct iwl4965_eeprom_channel band_4_channels[11]; /* abs.ofs: 282 */ | ||
341 | |||
342 | /* | ||
343 | * 5.7 GHz channels 145, 149, 153, 157, 161, 165 | ||
344 | * (5725-5825MHz) | ||
345 | */ | ||
346 | #define EEPROM_REGULATORY_BAND_5 (2*0x98) /* 2 bytes */ | ||
347 | u16 band_5_count; /* abs.ofs: 304 */ | ||
348 | #define EEPROM_REGULATORY_BAND_5_CHANNELS (2*0x99) /* 12 bytes */ | ||
349 | struct iwl4965_eeprom_channel band_5_channels[6]; /* abs.ofs: 306 */ | ||
350 | |||
351 | u8 reserved10[2]; | ||
352 | |||
353 | |||
354 | /* | ||
355 | * 2.4 GHz FAT channels 1 (5), 2 (6), 3 (7), 4 (8), 5 (9), 6 (10), 7 (11) | ||
356 | * | ||
357 | * The channel listed is the center of the lower 20 MHz half of the channel. | ||
358 | * The overall center frequency is actually 2 channels (10 MHz) above that, | ||
359 | * and the upper half of each FAT channel is centered 4 channels (20 MHz) away | ||
360 | * from the lower half; e.g. the upper half of FAT channel 1 is channel 5, | ||
361 | * and the overall FAT channel width centers on channel 3. | ||
362 | * | ||
363 | * NOTE: The RXON command uses 20 MHz channel numbers to specify the | ||
364 | * control channel to which to tune. RXON also specifies whether the | ||
365 | * control channel is the upper or lower half of a FAT channel. | ||
366 | * | ||
367 | * NOTE: 4965 does not support FAT channels on 2.4 GHz. | ||
368 | */ | ||
369 | #define EEPROM_REGULATORY_BAND_24_FAT_CHANNELS (2*0xA0) /* 14 bytes */ | ||
370 | struct iwl4965_eeprom_channel band_24_channels[7]; /* abs.ofs: 320 */ | ||
371 | u8 reserved11[2]; | ||
372 | |||
373 | /* | ||
374 | * 5.2 GHz FAT channels 36 (40), 44 (48), 52 (56), 60 (64), | ||
375 | * 100 (104), 108 (112), 116 (120), 124 (128), 132 (136), 149 (153), 157 (161) | ||
376 | */ | ||
377 | #define EEPROM_REGULATORY_BAND_52_FAT_CHANNELS (2*0xA8) /* 22 bytes */ | ||
378 | struct iwl4965_eeprom_channel band_52_channels[11]; /* abs.ofs: 336 */ | ||
379 | u8 reserved12[6]; | ||
380 | |||
381 | /* | ||
382 | * 4965 driver requires txpower calibration format version 5 or greater. | ||
383 | * Driver does not work with txpower calibration version < 5. | ||
384 | * This value is simply a 16-bit number, no major/minor versions here. | ||
385 | */ | ||
386 | #define EEPROM_CALIB_VERSION_OFFSET (2*0xB6) /* 2 bytes */ | ||
387 | u16 calib_version; /* abs.ofs: 364 */ | ||
388 | u8 reserved13[2]; | ||
389 | u8 reserved14[96]; /* abs.ofs: 368 */ | ||
390 | |||
391 | /* | ||
392 | * 4965 Txpower calibration data. | ||
393 | */ | ||
394 | #define EEPROM_IWL_CALIB_TXPOWER_OFFSET (2*0xE8) /* 48 bytes */ | ||
395 | struct iwl4965_eeprom_calib_info calib_info; /* abs.ofs: 464 */ | ||
396 | |||
397 | u8 reserved16[140]; /* fill out to full 1024 byte block */ | ||
398 | |||
399 | |||
400 | } __attribute__ ((packed)); | ||
401 | |||
402 | #define IWL_EEPROM_IMAGE_SIZE 1024 | ||
403 | |||
404 | /* End of EEPROM */ | ||
405 | 95 | ||
406 | #include "iwl-4965-commands.h" | 96 | #include "iwl-4965-commands.h" |
407 | 97 | ||
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c index a79e8c383a39..dc55ff294b73 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965.c +++ b/drivers/net/wireless/iwlwifi/iwl-4965.c | |||
@@ -38,6 +38,7 @@ | |||
38 | #include <linux/etherdevice.h> | 38 | #include <linux/etherdevice.h> |
39 | #include <asm/unaligned.h> | 39 | #include <asm/unaligned.h> |
40 | 40 | ||
41 | #include "iwl-eeprom.h" | ||
41 | #include "iwl-core.h" | 42 | #include "iwl-core.h" |
42 | #include "iwl-4965.h" | 43 | #include "iwl-4965.h" |
43 | #include "iwl-helpers.h" | 44 | #include "iwl-helpers.h" |
@@ -4824,10 +4825,23 @@ void iwl4965_hw_cancel_deferred_work(struct iwl4965_priv *priv) | |||
4824 | cancel_delayed_work(&priv->init_alive_start); | 4825 | cancel_delayed_work(&priv->init_alive_start); |
4825 | } | 4826 | } |
4826 | 4827 | ||
4828 | static struct iwl_lib_ops iwl4965_lib = { | ||
4829 | .eeprom_ops = { | ||
4830 | .verify_signature = iwlcore_eeprom_verify_signature, | ||
4831 | .acquire_semaphore = iwlcore_eeprom_acquire_semaphore, | ||
4832 | .release_semaphore = iwlcore_eeprom_release_semaphore, | ||
4833 | }, | ||
4834 | }; | ||
4835 | |||
4836 | static struct iwl_ops iwl4965_ops = { | ||
4837 | .lib = &iwl4965_lib, | ||
4838 | }; | ||
4839 | |||
4827 | static struct iwl_cfg iwl4965_agn_cfg = { | 4840 | static struct iwl_cfg iwl4965_agn_cfg = { |
4828 | .name = "4965AGN", | 4841 | .name = "4965AGN", |
4829 | .fw_name = "iwlwifi-4965" IWL4965_UCODE_API ".ucode", | 4842 | .fw_name = "iwlwifi-4965" IWL4965_UCODE_API ".ucode", |
4830 | .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N, | 4843 | .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N, |
4844 | .ops = &iwl4965_ops, | ||
4831 | }; | 4845 | }; |
4832 | 4846 | ||
4833 | struct pci_device_id iwl4965_hw_card_ids[] = { | 4847 | struct pci_device_id iwl4965_hw_card_ids[] = { |
@@ -4836,35 +4850,4 @@ struct pci_device_id iwl4965_hw_card_ids[] = { | |||
4836 | {0} | 4850 | {0} |
4837 | }; | 4851 | }; |
4838 | 4852 | ||
4839 | /* | ||
4840 | * The device's EEPROM semaphore prevents conflicts between driver and uCode | ||
4841 | * when accessing the EEPROM; each access is a series of pulses to/from the | ||
4842 | * EEPROM chip, not a single event, so even reads could conflict if they | ||
4843 | * weren't arbitrated by the semaphore. | ||
4844 | */ | ||
4845 | int iwl4965_eeprom_acquire_semaphore(struct iwl4965_priv *priv) | ||
4846 | { | ||
4847 | u16 count; | ||
4848 | int rc; | ||
4849 | |||
4850 | for (count = 0; count < EEPROM_SEM_RETRY_LIMIT; count++) { | ||
4851 | /* Request semaphore */ | ||
4852 | iwl4965_set_bit(priv, CSR_HW_IF_CONFIG_REG, | ||
4853 | CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM); | ||
4854 | |||
4855 | /* See if we got it */ | ||
4856 | rc = iwl4965_poll_bit(priv, CSR_HW_IF_CONFIG_REG, | ||
4857 | CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM, | ||
4858 | CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM, | ||
4859 | EEPROM_SEM_TIMEOUT); | ||
4860 | if (rc >= 0) { | ||
4861 | IWL_DEBUG_IO("Acquired semaphore after %d tries.\n", | ||
4862 | count+1); | ||
4863 | return rc; | ||
4864 | } | ||
4865 | } | ||
4866 | |||
4867 | return rc; | ||
4868 | } | ||
4869 | |||
4870 | MODULE_DEVICE_TABLE(pci, iwl4965_hw_card_ids); | 4853 | MODULE_DEVICE_TABLE(pci, iwl4965_hw_card_ids); |
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.h b/drivers/net/wireless/iwlwifi/iwl-4965.h index 6ce408137365..f4e395fcb807 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965.h +++ b/drivers/net/wireless/iwlwifi/iwl-4965.h | |||
@@ -40,6 +40,7 @@ | |||
40 | extern struct pci_device_id iwl4965_hw_card_ids[]; | 40 | extern struct pci_device_id iwl4965_hw_card_ids[]; |
41 | 41 | ||
42 | #define DRV_NAME "iwl4965" | 42 | #define DRV_NAME "iwl4965" |
43 | #include "iwl-eeprom.h" | ||
43 | #include "iwl-4965-hw.h" | 44 | #include "iwl-4965-hw.h" |
44 | #include "iwl-csr.h" | 45 | #include "iwl-csr.h" |
45 | #include "iwl-prph.h" | 46 | #include "iwl-prph.h" |
@@ -640,7 +641,6 @@ extern u8 iwl4965_add_station_flags(struct iwl4965_priv *priv, const u8 *addr, | |||
640 | extern int iwl4965_is_network_packet(struct iwl4965_priv *priv, | 641 | extern int iwl4965_is_network_packet(struct iwl4965_priv *priv, |
641 | struct ieee80211_hdr *header); | 642 | struct ieee80211_hdr *header); |
642 | extern int iwl4965_power_init_handle(struct iwl4965_priv *priv); | 643 | extern int iwl4965_power_init_handle(struct iwl4965_priv *priv); |
643 | extern int iwl4965_eeprom_init(struct iwl4965_priv *priv); | ||
644 | extern void iwl4965_handle_data_packet_monitor(struct iwl4965_priv *priv, | 644 | extern void iwl4965_handle_data_packet_monitor(struct iwl4965_priv *priv, |
645 | struct iwl4965_rx_mem_buffer *rxb, | 645 | struct iwl4965_rx_mem_buffer *rxb, |
646 | void *data, short len, | 646 | void *data, short len, |
@@ -746,8 +746,6 @@ struct iwl4965_priv; | |||
746 | /* | 746 | /* |
747 | * Forward declare iwl-4965.c functions for iwl-base.c | 747 | * Forward declare iwl-4965.c functions for iwl-base.c |
748 | */ | 748 | */ |
749 | extern int iwl4965_eeprom_acquire_semaphore(struct iwl4965_priv *priv); | ||
750 | |||
751 | extern int iwl4965_tx_queue_update_wr_ptr(struct iwl4965_priv *priv, | 749 | extern int iwl4965_tx_queue_update_wr_ptr(struct iwl4965_priv *priv, |
752 | struct iwl4965_tx_queue *txq, | 750 | struct iwl4965_tx_queue *txq, |
753 | u16 byte_cnt); | 751 | u16 byte_cnt); |
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index b8383c83f18d..9ca539861db2 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c | |||
@@ -31,6 +31,7 @@ | |||
31 | #include <linux/version.h> | 31 | #include <linux/version.h> |
32 | 32 | ||
33 | #include "iwl-4965-debug.h" | 33 | #include "iwl-4965-debug.h" |
34 | #include "iwl-eeprom.h" | ||
34 | #include "iwl-core.h" | 35 | #include "iwl-core.h" |
35 | 36 | ||
36 | MODULE_DESCRIPTION("iwl core"); | 37 | MODULE_DESCRIPTION("iwl core"); |
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h index bdd32f891683..88fd49abdabd 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.h +++ b/drivers/net/wireless/iwlwifi/iwl-core.h | |||
@@ -75,10 +75,20 @@ | |||
75 | #define IWL_SKU_A 0x2 | 75 | #define IWL_SKU_A 0x2 |
76 | #define IWL_SKU_N 0x8 | 76 | #define IWL_SKU_N 0x8 |
77 | 77 | ||
78 | struct iwl_lib_ops { | ||
79 | /* eeprom operations (as defined in iwl-eeprom.h) */ | ||
80 | struct iwl_eeprom_ops eeprom_ops; | ||
81 | }; | ||
82 | |||
83 | struct iwl_ops { | ||
84 | const struct iwl_lib_ops *lib; | ||
85 | }; | ||
86 | |||
78 | struct iwl_cfg { | 87 | struct iwl_cfg { |
79 | const char *name; | 88 | const char *name; |
80 | const char *fw_name; | 89 | const char *fw_name; |
81 | unsigned int sku; | 90 | unsigned int sku; |
91 | const struct iwl_ops *ops; | ||
82 | }; | 92 | }; |
83 | 93 | ||
84 | #endif /* __iwl_core_h__ */ | 94 | #endif /* __iwl_core_h__ */ |
diff --git a/drivers/net/wireless/iwlwifi/iwl4965-base.c b/drivers/net/wireless/iwlwifi/iwl4965-base.c index ce1c3f68fde0..d84a7f296d90 100644 --- a/drivers/net/wireless/iwlwifi/iwl4965-base.c +++ b/drivers/net/wireless/iwlwifi/iwl4965-base.c | |||
@@ -45,6 +45,7 @@ | |||
45 | 45 | ||
46 | #include <asm/div64.h> | 46 | #include <asm/div64.h> |
47 | 47 | ||
48 | #include "iwl-eeprom.h" | ||
48 | #include "iwl-core.h" | 49 | #include "iwl-core.h" |
49 | #include "iwl-4965.h" | 50 | #include "iwl-4965.h" |
50 | #include "iwl-helpers.h" | 51 | #include "iwl-helpers.h" |
@@ -1562,85 +1563,6 @@ static int iwl4965_send_beacon_cmd(struct iwl4965_priv *priv) | |||
1562 | 1563 | ||
1563 | /****************************************************************************** | 1564 | /****************************************************************************** |
1564 | * | 1565 | * |
1565 | * EEPROM related functions | ||
1566 | * | ||
1567 | ******************************************************************************/ | ||
1568 | |||
1569 | static void get_eeprom_mac(struct iwl4965_priv *priv, u8 *mac) | ||
1570 | { | ||
1571 | memcpy(mac, priv->eeprom.mac_address, 6); | ||
1572 | } | ||
1573 | |||
1574 | static inline void iwl4965_eeprom_release_semaphore(struct iwl4965_priv *priv) | ||
1575 | { | ||
1576 | iwl4965_clear_bit(priv, CSR_HW_IF_CONFIG_REG, | ||
1577 | CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM); | ||
1578 | } | ||
1579 | |||
1580 | /** | ||
1581 | * iwl4965_eeprom_init - read EEPROM contents | ||
1582 | * | ||
1583 | * Load the EEPROM contents from adapter into priv->eeprom | ||
1584 | * | ||
1585 | * NOTE: This routine uses the non-debug IO access functions. | ||
1586 | */ | ||
1587 | int iwl4965_eeprom_init(struct iwl4965_priv *priv) | ||
1588 | { | ||
1589 | u16 *e = (u16 *)&priv->eeprom; | ||
1590 | u32 gp = iwl4965_read32(priv, CSR_EEPROM_GP); | ||
1591 | u32 r; | ||
1592 | int sz = sizeof(priv->eeprom); | ||
1593 | int rc; | ||
1594 | int i; | ||
1595 | u16 addr; | ||
1596 | |||
1597 | /* The EEPROM structure has several padding buffers within it | ||
1598 | * and when adding new EEPROM maps is subject to programmer errors | ||
1599 | * which may be very difficult to identify without explicitly | ||
1600 | * checking the resulting size of the eeprom map. */ | ||
1601 | BUILD_BUG_ON(sizeof(priv->eeprom) != IWL_EEPROM_IMAGE_SIZE); | ||
1602 | |||
1603 | if ((gp & CSR_EEPROM_GP_VALID_MSK) == CSR_EEPROM_GP_BAD_SIGNATURE) { | ||
1604 | IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x", gp); | ||
1605 | return -ENOENT; | ||
1606 | } | ||
1607 | |||
1608 | /* Make sure driver (instead of uCode) is allowed to read EEPROM */ | ||
1609 | rc = iwl4965_eeprom_acquire_semaphore(priv); | ||
1610 | if (rc < 0) { | ||
1611 | IWL_ERROR("Failed to acquire EEPROM semaphore.\n"); | ||
1612 | return -ENOENT; | ||
1613 | } | ||
1614 | |||
1615 | /* eeprom is an array of 16bit values */ | ||
1616 | for (addr = 0; addr < sz; addr += sizeof(u16)) { | ||
1617 | _iwl4965_write32(priv, CSR_EEPROM_REG, addr << 1); | ||
1618 | _iwl4965_clear_bit(priv, CSR_EEPROM_REG, CSR_EEPROM_REG_BIT_CMD); | ||
1619 | |||
1620 | for (i = 0; i < IWL_EEPROM_ACCESS_TIMEOUT; | ||
1621 | i += IWL_EEPROM_ACCESS_DELAY) { | ||
1622 | r = _iwl4965_read_direct32(priv, CSR_EEPROM_REG); | ||
1623 | if (r & CSR_EEPROM_REG_READ_VALID_MSK) | ||
1624 | break; | ||
1625 | udelay(IWL_EEPROM_ACCESS_DELAY); | ||
1626 | } | ||
1627 | |||
1628 | if (!(r & CSR_EEPROM_REG_READ_VALID_MSK)) { | ||
1629 | IWL_ERROR("Time out reading EEPROM[%d]", addr); | ||
1630 | rc = -ETIMEDOUT; | ||
1631 | goto done; | ||
1632 | } | ||
1633 | e[addr / 2] = le16_to_cpu((__force __le16)(r >> 16)); | ||
1634 | } | ||
1635 | rc = 0; | ||
1636 | |||
1637 | done: | ||
1638 | iwl4965_eeprom_release_semaphore(priv); | ||
1639 | return rc; | ||
1640 | } | ||
1641 | |||
1642 | /****************************************************************************** | ||
1643 | * | ||
1644 | * Misc. internal state and helper functions | 1566 | * Misc. internal state and helper functions |
1645 | * | 1567 | * |
1646 | ******************************************************************************/ | 1568 | ******************************************************************************/ |
@@ -8765,13 +8687,13 @@ static int iwl4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e | |||
8765 | goto out_remove_sysfs; | 8687 | goto out_remove_sysfs; |
8766 | } | 8688 | } |
8767 | /* Read the EEPROM */ | 8689 | /* Read the EEPROM */ |
8768 | err = iwl4965_eeprom_init(priv); | 8690 | err = iwl_eeprom_init(priv); |
8769 | if (err) { | 8691 | if (err) { |
8770 | IWL_ERROR("Unable to init EEPROM\n"); | 8692 | IWL_ERROR("Unable to init EEPROM\n"); |
8771 | goto out_remove_sysfs; | 8693 | goto out_remove_sysfs; |
8772 | } | 8694 | } |
8773 | /* MAC Address location in EEPROM same for 3945/4965 */ | 8695 | /* MAC Address location in EEPROM same for 3945/4965 */ |
8774 | get_eeprom_mac(priv, priv->mac_addr); | 8696 | iwl_eeprom_get_mac(priv, priv->mac_addr); |
8775 | IWL_DEBUG_INFO("MAC address: %s\n", print_mac(mac, priv->mac_addr)); | 8697 | IWL_DEBUG_INFO("MAC address: %s\n", print_mac(mac, priv->mac_addr)); |
8776 | SET_IEEE80211_PERM_ADDR(priv->hw, priv->mac_addr); | 8698 | SET_IEEE80211_PERM_ADDR(priv->hw, priv->mac_addr); |
8777 | 8699 | ||