2 * Copyright (c) 2005-2011 Atheros Communications Inc.
3 * Copyright (c) 2011-2013 Qualcomm Atheros, Inc.
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 #include <linux/module.h>
19 #include <linux/firmware.h>
33 unsigned int ath10k_debug_mask
;
34 static unsigned int ath10k_cryptmode_param
;
35 static bool uart_print
;
39 module_param_named(debug_mask
, ath10k_debug_mask
, uint
, 0644);
40 module_param_named(cryptmode
, ath10k_cryptmode_param
, uint
, 0644);
41 module_param(uart_print
, bool, 0644);
42 module_param(skip_otp
, bool, 0644);
43 module_param(rawmode
, bool, 0644);
45 MODULE_PARM_DESC(debug_mask
, "Debugging mask");
46 MODULE_PARM_DESC(uart_print
, "Uart target debugging");
47 MODULE_PARM_DESC(skip_otp
, "Skip otp failure for calibration in testmode");
48 MODULE_PARM_DESC(cryptmode
, "Crypto mode: 0-hardware, 1-software");
49 MODULE_PARM_DESC(rawmode
, "Use raw 802.11 frame datapath");
51 static const struct ath10k_hw_params ath10k_hw_params_list
[] = {
53 .id
= QCA988X_HW_2_0_VERSION
,
54 .dev_id
= QCA988X_2_0_DEVICE_ID
,
55 .name
= "qca988x hw2.0",
56 .patch_load_addr
= QCA988X_HW_2_0_PATCH_LOAD_ADDR
,
58 .has_shifted_cc_wraparound
= true,
60 .channel_counters_freq_hz
= 88000,
61 .max_probe_resp_desc_thres
= 0,
62 .hw_4addr_pad
= ATH10K_HW_4ADDR_PAD_AFTER
,
64 .dir
= QCA988X_HW_2_0_FW_DIR
,
65 .fw
= QCA988X_HW_2_0_FW_FILE
,
66 .otp
= QCA988X_HW_2_0_OTP_FILE
,
67 .board
= QCA988X_HW_2_0_BOARD_DATA_FILE
,
68 .board_size
= QCA988X_BOARD_DATA_SZ
,
69 .board_ext_size
= QCA988X_BOARD_EXT_DATA_SZ
,
73 .id
= QCA6174_HW_2_1_VERSION
,
74 .dev_id
= QCA6164_2_1_DEVICE_ID
,
75 .name
= "qca6164 hw2.1",
76 .patch_load_addr
= QCA6174_HW_2_1_PATCH_LOAD_ADDR
,
79 .channel_counters_freq_hz
= 88000,
80 .max_probe_resp_desc_thres
= 0,
82 .dir
= QCA6174_HW_2_1_FW_DIR
,
83 .fw
= QCA6174_HW_2_1_FW_FILE
,
84 .otp
= QCA6174_HW_2_1_OTP_FILE
,
85 .board
= QCA6174_HW_2_1_BOARD_DATA_FILE
,
86 .board_size
= QCA6174_BOARD_DATA_SZ
,
87 .board_ext_size
= QCA6174_BOARD_EXT_DATA_SZ
,
91 .id
= QCA6174_HW_2_1_VERSION
,
92 .dev_id
= QCA6174_2_1_DEVICE_ID
,
93 .name
= "qca6174 hw2.1",
94 .patch_load_addr
= QCA6174_HW_2_1_PATCH_LOAD_ADDR
,
97 .channel_counters_freq_hz
= 88000,
98 .max_probe_resp_desc_thres
= 0,
99 .hw_4addr_pad
= ATH10K_HW_4ADDR_PAD_AFTER
,
101 .dir
= QCA6174_HW_2_1_FW_DIR
,
102 .fw
= QCA6174_HW_2_1_FW_FILE
,
103 .otp
= QCA6174_HW_2_1_OTP_FILE
,
104 .board
= QCA6174_HW_2_1_BOARD_DATA_FILE
,
105 .board_size
= QCA6174_BOARD_DATA_SZ
,
106 .board_ext_size
= QCA6174_BOARD_EXT_DATA_SZ
,
110 .id
= QCA6174_HW_3_0_VERSION
,
111 .dev_id
= QCA6174_2_1_DEVICE_ID
,
112 .name
= "qca6174 hw3.0",
113 .patch_load_addr
= QCA6174_HW_3_0_PATCH_LOAD_ADDR
,
116 .channel_counters_freq_hz
= 88000,
117 .max_probe_resp_desc_thres
= 0,
118 .hw_4addr_pad
= ATH10K_HW_4ADDR_PAD_AFTER
,
120 .dir
= QCA6174_HW_3_0_FW_DIR
,
121 .fw
= QCA6174_HW_3_0_FW_FILE
,
122 .otp
= QCA6174_HW_3_0_OTP_FILE
,
123 .board
= QCA6174_HW_3_0_BOARD_DATA_FILE
,
124 .board_size
= QCA6174_BOARD_DATA_SZ
,
125 .board_ext_size
= QCA6174_BOARD_EXT_DATA_SZ
,
129 .id
= QCA6174_HW_3_2_VERSION
,
130 .dev_id
= QCA6174_2_1_DEVICE_ID
,
131 .name
= "qca6174 hw3.2",
132 .patch_load_addr
= QCA6174_HW_3_0_PATCH_LOAD_ADDR
,
135 .channel_counters_freq_hz
= 88000,
136 .max_probe_resp_desc_thres
= 0,
137 .hw_4addr_pad
= ATH10K_HW_4ADDR_PAD_AFTER
,
139 /* uses same binaries as hw3.0 */
140 .dir
= QCA6174_HW_3_0_FW_DIR
,
141 .fw
= QCA6174_HW_3_0_FW_FILE
,
142 .otp
= QCA6174_HW_3_0_OTP_FILE
,
143 .board
= QCA6174_HW_3_0_BOARD_DATA_FILE
,
144 .board_size
= QCA6174_BOARD_DATA_SZ
,
145 .board_ext_size
= QCA6174_BOARD_EXT_DATA_SZ
,
149 .id
= QCA99X0_HW_2_0_DEV_VERSION
,
150 .dev_id
= QCA99X0_2_0_DEVICE_ID
,
151 .name
= "qca99x0 hw2.0",
152 .patch_load_addr
= QCA99X0_HW_2_0_PATCH_LOAD_ADDR
,
154 .otp_exe_param
= 0x00000700,
155 .continuous_frag_desc
= true,
156 .channel_counters_freq_hz
= 150000,
157 .max_probe_resp_desc_thres
= 24,
158 .hw_4addr_pad
= ATH10K_HW_4ADDR_PAD_BEFORE
,
159 .num_msdu_desc
= 1424,
160 .qcache_active_peers
= 50,
161 .tx_chain_mask
= 0xf,
162 .rx_chain_mask
= 0xf,
163 .max_spatial_stream
= 4,
165 .dir
= QCA99X0_HW_2_0_FW_DIR
,
166 .fw
= QCA99X0_HW_2_0_FW_FILE
,
167 .otp
= QCA99X0_HW_2_0_OTP_FILE
,
168 .board
= QCA99X0_HW_2_0_BOARD_DATA_FILE
,
169 .board_size
= QCA99X0_BOARD_DATA_SZ
,
170 .board_ext_size
= QCA99X0_BOARD_EXT_DATA_SZ
,
174 .id
= QCA9377_HW_1_0_DEV_VERSION
,
175 .dev_id
= QCA9377_1_0_DEVICE_ID
,
176 .name
= "qca9377 hw1.0",
177 .patch_load_addr
= QCA9377_HW_1_0_PATCH_LOAD_ADDR
,
180 .channel_counters_freq_hz
= 88000,
181 .max_probe_resp_desc_thres
= 0,
183 .dir
= QCA9377_HW_1_0_FW_DIR
,
184 .fw
= QCA9377_HW_1_0_FW_FILE
,
185 .otp
= QCA9377_HW_1_0_OTP_FILE
,
186 .board
= QCA9377_HW_1_0_BOARD_DATA_FILE
,
187 .board_size
= QCA9377_BOARD_DATA_SZ
,
188 .board_ext_size
= QCA9377_BOARD_EXT_DATA_SZ
,
192 .id
= QCA9377_HW_1_1_DEV_VERSION
,
193 .dev_id
= QCA9377_1_0_DEVICE_ID
,
194 .name
= "qca9377 hw1.1",
195 .patch_load_addr
= QCA9377_HW_1_0_PATCH_LOAD_ADDR
,
198 .channel_counters_freq_hz
= 88000,
199 .max_probe_resp_desc_thres
= 0,
201 .dir
= QCA9377_HW_1_0_FW_DIR
,
202 .fw
= QCA9377_HW_1_0_FW_FILE
,
203 .otp
= QCA9377_HW_1_0_OTP_FILE
,
204 .board
= QCA9377_HW_1_0_BOARD_DATA_FILE
,
205 .board_size
= QCA9377_BOARD_DATA_SZ
,
206 .board_ext_size
= QCA9377_BOARD_EXT_DATA_SZ
,
210 .id
= QCA4019_HW_1_0_DEV_VERSION
,
212 .name
= "qca4019 hw1.0",
213 .patch_load_addr
= QCA4019_HW_1_0_PATCH_LOAD_ADDR
,
215 .otp_exe_param
= 0x0010000,
216 .continuous_frag_desc
= true,
217 .channel_counters_freq_hz
= 125000,
218 .max_probe_resp_desc_thres
= 24,
219 .hw_4addr_pad
= ATH10K_HW_4ADDR_PAD_BEFORE
,
220 .num_msdu_desc
= 2500,
221 .qcache_active_peers
= 35,
222 .tx_chain_mask
= 0x3,
223 .rx_chain_mask
= 0x3,
224 .max_spatial_stream
= 2,
226 .dir
= QCA4019_HW_1_0_FW_DIR
,
227 .fw
= QCA4019_HW_1_0_FW_FILE
,
228 .otp
= QCA4019_HW_1_0_OTP_FILE
,
229 .board
= QCA4019_HW_1_0_BOARD_DATA_FILE
,
230 .board_size
= QCA4019_BOARD_DATA_SZ
,
231 .board_ext_size
= QCA4019_BOARD_EXT_DATA_SZ
,
236 static const char *const ath10k_core_fw_feature_str
[] = {
237 [ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX
] = "wmi-mgmt-rx",
238 [ATH10K_FW_FEATURE_WMI_10X
] = "wmi-10.x",
239 [ATH10K_FW_FEATURE_HAS_WMI_MGMT_TX
] = "has-wmi-mgmt-tx",
240 [ATH10K_FW_FEATURE_NO_P2P
] = "no-p2p",
241 [ATH10K_FW_FEATURE_WMI_10_2
] = "wmi-10.2",
242 [ATH10K_FW_FEATURE_MULTI_VIF_PS_SUPPORT
] = "multi-vif-ps",
243 [ATH10K_FW_FEATURE_WOWLAN_SUPPORT
] = "wowlan",
244 [ATH10K_FW_FEATURE_IGNORE_OTP_RESULT
] = "ignore-otp",
245 [ATH10K_FW_FEATURE_NO_NWIFI_DECAP_4ADDR_PADDING
] = "no-4addr-pad",
246 [ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT
] = "skip-clock-init",
247 [ATH10K_FW_FEATURE_RAW_MODE_SUPPORT
] = "raw-mode",
248 [ATH10K_FW_FEATURE_SUPPORTS_ADAPTIVE_CCA
] = "adaptive-cca",
249 [ATH10K_FW_FEATURE_MFP_SUPPORT
] = "mfp",
250 [ATH10K_FW_FEATURE_PEER_FLOW_CONTROL
] = "peer-flow-ctrl",
253 static unsigned int ath10k_core_get_fw_feature_str(char *buf
,
255 enum ath10k_fw_features feat
)
257 /* make sure that ath10k_core_fw_feature_str[] gets updated */
258 BUILD_BUG_ON(ARRAY_SIZE(ath10k_core_fw_feature_str
) !=
259 ATH10K_FW_FEATURE_COUNT
);
261 if (feat
>= ARRAY_SIZE(ath10k_core_fw_feature_str
) ||
262 WARN_ON(!ath10k_core_fw_feature_str
[feat
])) {
263 return scnprintf(buf
, buf_len
, "bit%d", feat
);
266 return scnprintf(buf
, buf_len
, "%s", ath10k_core_fw_feature_str
[feat
]);
269 void ath10k_core_get_fw_features_str(struct ath10k
*ar
,
273 unsigned int len
= 0;
276 for (i
= 0; i
< ATH10K_FW_FEATURE_COUNT
; i
++) {
277 if (test_bit(i
, ar
->fw_features
)) {
279 len
+= scnprintf(buf
+ len
, buf_len
- len
, ",");
281 len
+= ath10k_core_get_fw_feature_str(buf
+ len
,
288 static void ath10k_send_suspend_complete(struct ath10k
*ar
)
290 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "boot suspend complete\n");
292 complete(&ar
->target_suspend
);
295 static int ath10k_init_configure_target(struct ath10k
*ar
)
300 /* tell target which HTC version it is used*/
301 ret
= ath10k_bmi_write32(ar
, hi_app_host_interest
,
302 HTC_PROTOCOL_VERSION
);
304 ath10k_err(ar
, "settings HTC version failed\n");
308 /* set the firmware mode to STA/IBSS/AP */
309 ret
= ath10k_bmi_read32(ar
, hi_option_flag
, ¶m_host
);
311 ath10k_err(ar
, "setting firmware mode (1/2) failed\n");
315 /* TODO following parameters need to be re-visited. */
317 param_host
|= (1 << HI_OPTION_NUM_DEV_SHIFT
);
319 /* FIXME: Why FW_MODE_AP ??.*/
320 param_host
|= (HI_OPTION_FW_MODE_AP
<< HI_OPTION_FW_MODE_SHIFT
);
321 /* mac_addr_method */
322 param_host
|= (1 << HI_OPTION_MAC_ADDR_METHOD_SHIFT
);
323 /* firmware_bridge */
324 param_host
|= (0 << HI_OPTION_FW_BRIDGE_SHIFT
);
326 param_host
|= (0 << HI_OPTION_FW_SUBMODE_SHIFT
);
328 ret
= ath10k_bmi_write32(ar
, hi_option_flag
, param_host
);
330 ath10k_err(ar
, "setting firmware mode (2/2) failed\n");
334 /* We do all byte-swapping on the host */
335 ret
= ath10k_bmi_write32(ar
, hi_be
, 0);
337 ath10k_err(ar
, "setting host CPU BE mode failed\n");
341 /* FW descriptor/Data swap flags */
342 ret
= ath10k_bmi_write32(ar
, hi_fw_swap
, 0);
345 ath10k_err(ar
, "setting FW data/desc swap flags failed\n");
349 /* Some devices have a special sanity check that verifies the PCI
350 * Device ID is written to this host interest var. It is known to be
351 * required to boot QCA6164.
353 ret
= ath10k_bmi_write32(ar
, hi_hci_uart_pwr_mgmt_params_ext
,
356 ath10k_err(ar
, "failed to set pwr_mgmt_params: %d\n", ret
);
363 static const struct firmware
*ath10k_fetch_fw_file(struct ath10k
*ar
,
368 const struct firmware
*fw
;
372 return ERR_PTR(-ENOENT
);
377 snprintf(filename
, sizeof(filename
), "%s/%s", dir
, file
);
378 ret
= request_firmware(&fw
, filename
, ar
->dev
);
385 static int ath10k_push_board_ext_data(struct ath10k
*ar
, const void *data
,
388 u32 board_data_size
= ar
->hw_params
.fw
.board_size
;
389 u32 board_ext_data_size
= ar
->hw_params
.fw
.board_ext_size
;
390 u32 board_ext_data_addr
;
393 ret
= ath10k_bmi_read32(ar
, hi_board_ext_data
, &board_ext_data_addr
);
395 ath10k_err(ar
, "could not read board ext data addr (%d)\n",
400 ath10k_dbg(ar
, ATH10K_DBG_BOOT
,
401 "boot push board extended data addr 0x%x\n",
402 board_ext_data_addr
);
404 if (board_ext_data_addr
== 0)
407 if (data_len
!= (board_data_size
+ board_ext_data_size
)) {
408 ath10k_err(ar
, "invalid board (ext) data sizes %zu != %d+%d\n",
409 data_len
, board_data_size
, board_ext_data_size
);
413 ret
= ath10k_bmi_write_memory(ar
, board_ext_data_addr
,
414 data
+ board_data_size
,
415 board_ext_data_size
);
417 ath10k_err(ar
, "could not write board ext data (%d)\n", ret
);
421 ret
= ath10k_bmi_write32(ar
, hi_board_ext_data_config
,
422 (board_ext_data_size
<< 16) | 1);
424 ath10k_err(ar
, "could not write board ext data bit (%d)\n",
432 static int ath10k_download_board_data(struct ath10k
*ar
, const void *data
,
435 u32 board_data_size
= ar
->hw_params
.fw
.board_size
;
439 ret
= ath10k_push_board_ext_data(ar
, data
, data_len
);
441 ath10k_err(ar
, "could not push board ext data (%d)\n", ret
);
445 ret
= ath10k_bmi_read32(ar
, hi_board_data
, &address
);
447 ath10k_err(ar
, "could not read board data addr (%d)\n", ret
);
451 ret
= ath10k_bmi_write_memory(ar
, address
, data
,
452 min_t(u32
, board_data_size
,
455 ath10k_err(ar
, "could not write board data (%d)\n", ret
);
459 ret
= ath10k_bmi_write32(ar
, hi_board_data_initialized
, 1);
461 ath10k_err(ar
, "could not write board data bit (%d)\n", ret
);
469 static int ath10k_download_cal_file(struct ath10k
*ar
)
476 if (IS_ERR(ar
->cal_file
))
477 return PTR_ERR(ar
->cal_file
);
479 ret
= ath10k_download_board_data(ar
, ar
->cal_file
->data
,
482 ath10k_err(ar
, "failed to download cal_file data: %d\n", ret
);
486 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "boot cal file downloaded\n");
491 static int ath10k_download_cal_dt(struct ath10k
*ar
)
493 struct device_node
*node
;
498 node
= ar
->dev
->of_node
;
500 /* Device Tree is optional, don't print any warnings if
501 * there's no node for ath10k.
505 if (!of_get_property(node
, "qcom,ath10k-calibration-data",
507 /* The calibration data node is optional */
511 if (data_len
!= QCA988X_CAL_DATA_LEN
) {
512 ath10k_warn(ar
, "invalid calibration data length in DT: %d\n",
518 data
= kmalloc(data_len
, GFP_KERNEL
);
524 ret
= of_property_read_u8_array(node
, "qcom,ath10k-calibration-data",
527 ath10k_warn(ar
, "failed to read calibration data from DT: %d\n",
532 ret
= ath10k_download_board_data(ar
, data
, data_len
);
534 ath10k_warn(ar
, "failed to download calibration data from Device Tree: %d\n",
548 static int ath10k_core_get_board_id_from_otp(struct ath10k
*ar
)
551 u8 board_id
, chip_id
;
554 address
= ar
->hw_params
.patch_load_addr
;
556 if (!ar
->otp_data
|| !ar
->otp_len
) {
558 "failed to retrieve board id because of invalid otp\n");
562 ath10k_dbg(ar
, ATH10K_DBG_BOOT
,
563 "boot upload otp to 0x%x len %zd for board id\n",
564 address
, ar
->otp_len
);
566 ret
= ath10k_bmi_fast_download(ar
, address
, ar
->otp_data
, ar
->otp_len
);
568 ath10k_err(ar
, "could not write otp for board id check: %d\n",
573 ret
= ath10k_bmi_execute(ar
, address
, BMI_PARAM_GET_EEPROM_BOARD_ID
,
576 ath10k_err(ar
, "could not execute otp for board id check: %d\n",
581 board_id
= MS(result
, ATH10K_BMI_BOARD_ID_FROM_OTP
);
582 chip_id
= MS(result
, ATH10K_BMI_CHIP_ID_FROM_OTP
);
584 ath10k_dbg(ar
, ATH10K_DBG_BOOT
,
585 "boot get otp board id result 0x%08x board_id %d chip_id %d\n",
586 result
, board_id
, chip_id
);
588 if ((result
& ATH10K_BMI_BOARD_ID_STATUS_MASK
) != 0)
591 ar
->id
.bmi_ids_valid
= true;
592 ar
->id
.bmi_board_id
= board_id
;
593 ar
->id
.bmi_chip_id
= chip_id
;
598 static int ath10k_download_and_run_otp(struct ath10k
*ar
)
600 u32 result
, address
= ar
->hw_params
.patch_load_addr
;
601 u32 bmi_otp_exe_param
= ar
->hw_params
.otp_exe_param
;
604 ret
= ath10k_download_board_data(ar
, ar
->board_data
, ar
->board_len
);
606 ath10k_err(ar
, "failed to download board data: %d\n", ret
);
610 /* OTP is optional */
612 if (!ar
->otp_data
|| !ar
->otp_len
) {
613 ath10k_warn(ar
, "Not running otp, calibration will be incorrect (otp-data %p otp_len %zd)!\n",
614 ar
->otp_data
, ar
->otp_len
);
618 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "boot upload otp to 0x%x len %zd\n",
619 address
, ar
->otp_len
);
621 ret
= ath10k_bmi_fast_download(ar
, address
, ar
->otp_data
, ar
->otp_len
);
623 ath10k_err(ar
, "could not write otp (%d)\n", ret
);
627 ret
= ath10k_bmi_execute(ar
, address
, bmi_otp_exe_param
, &result
);
629 ath10k_err(ar
, "could not execute otp (%d)\n", ret
);
633 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "boot otp execute result %d\n", result
);
635 if (!(skip_otp
|| test_bit(ATH10K_FW_FEATURE_IGNORE_OTP_RESULT
,
638 ath10k_err(ar
, "otp calibration failed: %d", result
);
645 static int ath10k_download_fw(struct ath10k
*ar
, enum ath10k_firmware_mode mode
)
647 u32 address
, data_len
;
648 const char *mode_name
;
652 address
= ar
->hw_params
.patch_load_addr
;
655 case ATH10K_FIRMWARE_MODE_NORMAL
:
656 data
= ar
->firmware_data
;
657 data_len
= ar
->firmware_len
;
658 mode_name
= "normal";
659 ret
= ath10k_swap_code_seg_configure(ar
,
660 ATH10K_SWAP_CODE_SEG_BIN_TYPE_FW
);
662 ath10k_err(ar
, "failed to configure fw code swap: %d\n",
667 case ATH10K_FIRMWARE_MODE_UTF
:
668 data
= ar
->testmode
.utf_firmware_data
;
669 data_len
= ar
->testmode
.utf_firmware_len
;
673 ath10k_err(ar
, "unknown firmware mode: %d\n", mode
);
677 ath10k_dbg(ar
, ATH10K_DBG_BOOT
,
678 "boot uploading firmware image %p len %d mode %s\n",
679 data
, data_len
, mode_name
);
681 ret
= ath10k_bmi_fast_download(ar
, address
, data
, data_len
);
683 ath10k_err(ar
, "failed to download %s firmware: %d\n",
691 static void ath10k_core_free_board_files(struct ath10k
*ar
)
693 if (!IS_ERR(ar
->board
))
694 release_firmware(ar
->board
);
697 ar
->board_data
= NULL
;
701 static void ath10k_core_free_firmware_files(struct ath10k
*ar
)
703 if (!IS_ERR(ar
->otp
))
704 release_firmware(ar
->otp
);
706 if (!IS_ERR(ar
->firmware
))
707 release_firmware(ar
->firmware
);
709 if (!IS_ERR(ar
->cal_file
))
710 release_firmware(ar
->cal_file
);
712 ath10k_swap_code_seg_release(ar
);
719 ar
->firmware_data
= NULL
;
720 ar
->firmware_len
= 0;
725 static int ath10k_fetch_cal_file(struct ath10k
*ar
)
729 /* cal-<bus>-<id>.bin */
730 scnprintf(filename
, sizeof(filename
), "cal-%s-%s.bin",
731 ath10k_bus_str(ar
->hif
.bus
), dev_name(ar
->dev
));
733 ar
->cal_file
= ath10k_fetch_fw_file(ar
, ATH10K_FW_DIR
, filename
);
734 if (IS_ERR(ar
->cal_file
))
735 /* calibration file is optional, don't print any warnings */
736 return PTR_ERR(ar
->cal_file
);
738 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "found calibration file %s/%s\n",
739 ATH10K_FW_DIR
, filename
);
744 static int ath10k_core_fetch_board_data_api_1(struct ath10k
*ar
)
746 if (!ar
->hw_params
.fw
.board
) {
747 ath10k_err(ar
, "failed to find board file fw entry\n");
751 ar
->board
= ath10k_fetch_fw_file(ar
,
752 ar
->hw_params
.fw
.dir
,
753 ar
->hw_params
.fw
.board
);
754 if (IS_ERR(ar
->board
))
755 return PTR_ERR(ar
->board
);
757 ar
->board_data
= ar
->board
->data
;
758 ar
->board_len
= ar
->board
->size
;
763 static int ath10k_core_parse_bd_ie_board(struct ath10k
*ar
,
764 const void *buf
, size_t buf_len
,
765 const char *boardname
)
767 const struct ath10k_fw_ie
*hdr
;
768 bool name_match_found
;
769 int ret
, board_ie_id
;
771 const void *board_ie_data
;
773 name_match_found
= false;
775 /* go through ATH10K_BD_IE_BOARD_ elements */
776 while (buf_len
> sizeof(struct ath10k_fw_ie
)) {
778 board_ie_id
= le32_to_cpu(hdr
->id
);
779 board_ie_len
= le32_to_cpu(hdr
->len
);
780 board_ie_data
= hdr
->data
;
782 buf_len
-= sizeof(*hdr
);
785 if (buf_len
< ALIGN(board_ie_len
, 4)) {
786 ath10k_err(ar
, "invalid ATH10K_BD_IE_BOARD length: %zu < %zu\n",
787 buf_len
, ALIGN(board_ie_len
, 4));
792 switch (board_ie_id
) {
793 case ATH10K_BD_IE_BOARD_NAME
:
794 ath10k_dbg_dump(ar
, ATH10K_DBG_BOOT
, "board name", "",
795 board_ie_data
, board_ie_len
);
797 if (board_ie_len
!= strlen(boardname
))
800 ret
= memcmp(board_ie_data
, boardname
, strlen(boardname
));
804 name_match_found
= true;
805 ath10k_dbg(ar
, ATH10K_DBG_BOOT
,
806 "boot found match for name '%s'",
809 case ATH10K_BD_IE_BOARD_DATA
:
810 if (!name_match_found
)
814 ath10k_dbg(ar
, ATH10K_DBG_BOOT
,
815 "boot found board data for '%s'",
818 ar
->board_data
= board_ie_data
;
819 ar
->board_len
= board_ie_len
;
824 ath10k_warn(ar
, "unknown ATH10K_BD_IE_BOARD found: %d\n",
829 /* jump over the padding */
830 board_ie_len
= ALIGN(board_ie_len
, 4);
832 buf_len
-= board_ie_len
;
843 static int ath10k_core_fetch_board_data_api_n(struct ath10k
*ar
,
844 const char *boardname
,
845 const char *filename
)
847 size_t len
, magic_len
, ie_len
;
848 struct ath10k_fw_ie
*hdr
;
852 ar
->board
= ath10k_fetch_fw_file(ar
, ar
->hw_params
.fw
.dir
, filename
);
853 if (IS_ERR(ar
->board
))
854 return PTR_ERR(ar
->board
);
856 data
= ar
->board
->data
;
857 len
= ar
->board
->size
;
859 /* magic has extra null byte padded */
860 magic_len
= strlen(ATH10K_BOARD_MAGIC
) + 1;
861 if (len
< magic_len
) {
862 ath10k_err(ar
, "failed to find magic value in %s/%s, file too short: %zu\n",
863 ar
->hw_params
.fw
.dir
, filename
, len
);
868 if (memcmp(data
, ATH10K_BOARD_MAGIC
, magic_len
)) {
869 ath10k_err(ar
, "found invalid board magic\n");
874 /* magic is padded to 4 bytes */
875 magic_len
= ALIGN(magic_len
, 4);
876 if (len
< magic_len
) {
877 ath10k_err(ar
, "failed: %s/%s too small to contain board data, len: %zu\n",
878 ar
->hw_params
.fw
.dir
, filename
, len
);
886 while (len
> sizeof(struct ath10k_fw_ie
)) {
887 hdr
= (struct ath10k_fw_ie
*)data
;
888 ie_id
= le32_to_cpu(hdr
->id
);
889 ie_len
= le32_to_cpu(hdr
->len
);
894 if (len
< ALIGN(ie_len
, 4)) {
895 ath10k_err(ar
, "invalid length for board ie_id %d ie_len %zu len %zu\n",
902 case ATH10K_BD_IE_BOARD
:
903 ret
= ath10k_core_parse_bd_ie_board(ar
, data
, ie_len
,
906 /* no match found, continue */
909 /* there was an error, bail out */
912 /* board data found */
916 /* jump over the padding */
917 ie_len
= ALIGN(ie_len
, 4);
924 if (!ar
->board_data
|| !ar
->board_len
) {
926 "failed to fetch board data for %s from %s/%s\n",
927 boardname
, ar
->hw_params
.fw
.dir
, filename
);
935 ath10k_core_free_board_files(ar
);
939 static int ath10k_core_create_board_name(struct ath10k
*ar
, char *name
,
942 if (ar
->id
.bmi_ids_valid
) {
943 scnprintf(name
, name_len
,
944 "bus=%s,bmi-chip-id=%d,bmi-board-id=%d",
945 ath10k_bus_str(ar
->hif
.bus
),
947 ar
->id
.bmi_board_id
);
951 scnprintf(name
, name_len
,
952 "bus=%s,vendor=%04x,device=%04x,subsystem-vendor=%04x,subsystem-device=%04x",
953 ath10k_bus_str(ar
->hif
.bus
),
954 ar
->id
.vendor
, ar
->id
.device
,
955 ar
->id
.subsystem_vendor
, ar
->id
.subsystem_device
);
958 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "boot using board name '%s'\n", name
);
963 static int ath10k_core_fetch_board_file(struct ath10k
*ar
)
968 ret
= ath10k_core_create_board_name(ar
, boardname
, sizeof(boardname
));
970 ath10k_err(ar
, "failed to create board name: %d", ret
);
975 ret
= ath10k_core_fetch_board_data_api_n(ar
, boardname
,
976 ATH10K_BOARD_API2_FILE
);
981 ret
= ath10k_core_fetch_board_data_api_1(ar
);
983 ath10k_err(ar
, "failed to fetch board data\n");
988 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "using board api %d\n", ar
->bd_api
);
992 static int ath10k_core_fetch_firmware_api_1(struct ath10k
*ar
)
996 if (ar
->hw_params
.fw
.fw
== NULL
) {
997 ath10k_err(ar
, "firmware file not defined\n");
1001 ar
->firmware
= ath10k_fetch_fw_file(ar
,
1002 ar
->hw_params
.fw
.dir
,
1003 ar
->hw_params
.fw
.fw
);
1004 if (IS_ERR(ar
->firmware
)) {
1005 ret
= PTR_ERR(ar
->firmware
);
1006 ath10k_err(ar
, "could not fetch firmware (%d)\n", ret
);
1010 ar
->firmware_data
= ar
->firmware
->data
;
1011 ar
->firmware_len
= ar
->firmware
->size
;
1013 /* OTP may be undefined. If so, don't fetch it at all */
1014 if (ar
->hw_params
.fw
.otp
== NULL
)
1017 ar
->otp
= ath10k_fetch_fw_file(ar
,
1018 ar
->hw_params
.fw
.dir
,
1019 ar
->hw_params
.fw
.otp
);
1020 if (IS_ERR(ar
->otp
)) {
1021 ret
= PTR_ERR(ar
->otp
);
1022 ath10k_err(ar
, "could not fetch otp (%d)\n", ret
);
1026 ar
->otp_data
= ar
->otp
->data
;
1027 ar
->otp_len
= ar
->otp
->size
;
1032 ath10k_core_free_firmware_files(ar
);
1036 static int ath10k_core_fetch_firmware_api_n(struct ath10k
*ar
, const char *name
)
1038 size_t magic_len
, len
, ie_len
;
1039 int ie_id
, i
, index
, bit
, ret
;
1040 struct ath10k_fw_ie
*hdr
;
1042 __le32
*timestamp
, *version
;
1044 /* first fetch the firmware file (firmware-*.bin) */
1045 ar
->firmware
= ath10k_fetch_fw_file(ar
, ar
->hw_params
.fw
.dir
, name
);
1046 if (IS_ERR(ar
->firmware
)) {
1047 ath10k_err(ar
, "could not fetch firmware file '%s/%s': %ld\n",
1048 ar
->hw_params
.fw
.dir
, name
, PTR_ERR(ar
->firmware
));
1049 return PTR_ERR(ar
->firmware
);
1052 data
= ar
->firmware
->data
;
1053 len
= ar
->firmware
->size
;
1055 /* magic also includes the null byte, check that as well */
1056 magic_len
= strlen(ATH10K_FIRMWARE_MAGIC
) + 1;
1058 if (len
< magic_len
) {
1059 ath10k_err(ar
, "firmware file '%s/%s' too small to contain magic: %zu\n",
1060 ar
->hw_params
.fw
.dir
, name
, len
);
1065 if (memcmp(data
, ATH10K_FIRMWARE_MAGIC
, magic_len
) != 0) {
1066 ath10k_err(ar
, "invalid firmware magic\n");
1071 /* jump over the padding */
1072 magic_len
= ALIGN(magic_len
, 4);
1078 while (len
> sizeof(struct ath10k_fw_ie
)) {
1079 hdr
= (struct ath10k_fw_ie
*)data
;
1081 ie_id
= le32_to_cpu(hdr
->id
);
1082 ie_len
= le32_to_cpu(hdr
->len
);
1084 len
-= sizeof(*hdr
);
1085 data
+= sizeof(*hdr
);
1088 ath10k_err(ar
, "invalid length for FW IE %d (%zu < %zu)\n",
1089 ie_id
, len
, ie_len
);
1095 case ATH10K_FW_IE_FW_VERSION
:
1096 if (ie_len
> sizeof(ar
->hw
->wiphy
->fw_version
) - 1)
1099 memcpy(ar
->hw
->wiphy
->fw_version
, data
, ie_len
);
1100 ar
->hw
->wiphy
->fw_version
[ie_len
] = '\0';
1102 ath10k_dbg(ar
, ATH10K_DBG_BOOT
,
1103 "found fw version %s\n",
1104 ar
->hw
->wiphy
->fw_version
);
1106 case ATH10K_FW_IE_TIMESTAMP
:
1107 if (ie_len
!= sizeof(u32
))
1110 timestamp
= (__le32
*)data
;
1112 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "found fw timestamp %d\n",
1113 le32_to_cpup(timestamp
));
1115 case ATH10K_FW_IE_FEATURES
:
1116 ath10k_dbg(ar
, ATH10K_DBG_BOOT
,
1117 "found firmware features ie (%zd B)\n",
1120 for (i
= 0; i
< ATH10K_FW_FEATURE_COUNT
; i
++) {
1124 if (index
== ie_len
)
1127 if (data
[index
] & (1 << bit
)) {
1128 ath10k_dbg(ar
, ATH10K_DBG_BOOT
,
1129 "Enabling feature bit: %i\n",
1131 __set_bit(i
, ar
->fw_features
);
1135 ath10k_dbg_dump(ar
, ATH10K_DBG_BOOT
, "features", "",
1137 sizeof(ar
->fw_features
));
1139 case ATH10K_FW_IE_FW_IMAGE
:
1140 ath10k_dbg(ar
, ATH10K_DBG_BOOT
,
1141 "found fw image ie (%zd B)\n",
1144 ar
->firmware_data
= data
;
1145 ar
->firmware_len
= ie_len
;
1148 case ATH10K_FW_IE_OTP_IMAGE
:
1149 ath10k_dbg(ar
, ATH10K_DBG_BOOT
,
1150 "found otp image ie (%zd B)\n",
1153 ar
->otp_data
= data
;
1154 ar
->otp_len
= ie_len
;
1157 case ATH10K_FW_IE_WMI_OP_VERSION
:
1158 if (ie_len
!= sizeof(u32
))
1161 version
= (__le32
*)data
;
1163 ar
->wmi
.op_version
= le32_to_cpup(version
);
1165 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "found fw ie wmi op version %d\n",
1166 ar
->wmi
.op_version
);
1168 case ATH10K_FW_IE_HTT_OP_VERSION
:
1169 if (ie_len
!= sizeof(u32
))
1172 version
= (__le32
*)data
;
1174 ar
->htt
.op_version
= le32_to_cpup(version
);
1176 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "found fw ie htt op version %d\n",
1177 ar
->htt
.op_version
);
1179 case ATH10K_FW_IE_FW_CODE_SWAP_IMAGE
:
1180 ath10k_dbg(ar
, ATH10K_DBG_BOOT
,
1181 "found fw code swap image ie (%zd B)\n",
1183 ar
->swap
.firmware_codeswap_data
= data
;
1184 ar
->swap
.firmware_codeswap_len
= ie_len
;
1187 ath10k_warn(ar
, "Unknown FW IE: %u\n",
1188 le32_to_cpu(hdr
->id
));
1192 /* jump over the padding */
1193 ie_len
= ALIGN(ie_len
, 4);
1199 if (!ar
->firmware_data
|| !ar
->firmware_len
) {
1200 ath10k_warn(ar
, "No ATH10K_FW_IE_FW_IMAGE found from '%s/%s', skipping\n",
1201 ar
->hw_params
.fw
.dir
, name
);
1209 ath10k_core_free_firmware_files(ar
);
1213 static int ath10k_core_fetch_firmware_files(struct ath10k
*ar
)
1217 /* calibration file is optional, don't check for any errors */
1218 ath10k_fetch_cal_file(ar
);
1221 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "trying fw api %d\n", ar
->fw_api
);
1223 ret
= ath10k_core_fetch_firmware_api_n(ar
, ATH10K_FW_API5_FILE
);
1228 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "trying fw api %d\n", ar
->fw_api
);
1230 ret
= ath10k_core_fetch_firmware_api_n(ar
, ATH10K_FW_API4_FILE
);
1235 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "trying fw api %d\n", ar
->fw_api
);
1237 ret
= ath10k_core_fetch_firmware_api_n(ar
, ATH10K_FW_API3_FILE
);
1242 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "trying fw api %d\n", ar
->fw_api
);
1244 ret
= ath10k_core_fetch_firmware_api_n(ar
, ATH10K_FW_API2_FILE
);
1249 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "trying fw api %d\n", ar
->fw_api
);
1251 ret
= ath10k_core_fetch_firmware_api_1(ar
);
1256 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "using fw api %d\n", ar
->fw_api
);
1261 static int ath10k_download_cal_data(struct ath10k
*ar
)
1265 ret
= ath10k_download_cal_file(ar
);
1267 ar
->cal_mode
= ATH10K_CAL_MODE_FILE
;
1271 ath10k_dbg(ar
, ATH10K_DBG_BOOT
,
1272 "boot did not find a calibration file, try DT next: %d\n",
1275 ret
= ath10k_download_cal_dt(ar
);
1277 ar
->cal_mode
= ATH10K_CAL_MODE_DT
;
1281 ath10k_dbg(ar
, ATH10K_DBG_BOOT
,
1282 "boot did not find DT entry, try OTP next: %d\n",
1285 ret
= ath10k_download_and_run_otp(ar
);
1287 ath10k_err(ar
, "failed to run otp: %d\n", ret
);
1291 ar
->cal_mode
= ATH10K_CAL_MODE_OTP
;
1294 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "boot using calibration mode %s\n",
1295 ath10k_cal_mode_str(ar
->cal_mode
));
1299 static int ath10k_init_uart(struct ath10k
*ar
)
1304 * Explicitly setting UART prints to zero as target turns it on
1305 * based on scratch registers.
1307 ret
= ath10k_bmi_write32(ar
, hi_serial_enable
, 0);
1309 ath10k_warn(ar
, "could not disable UART prints (%d)\n", ret
);
1316 ret
= ath10k_bmi_write32(ar
, hi_dbg_uart_txpin
, ar
->hw_params
.uart_pin
);
1318 ath10k_warn(ar
, "could not enable UART prints (%d)\n", ret
);
1322 ret
= ath10k_bmi_write32(ar
, hi_serial_enable
, 1);
1324 ath10k_warn(ar
, "could not enable UART prints (%d)\n", ret
);
1328 /* Set the UART baud rate to 19200. */
1329 ret
= ath10k_bmi_write32(ar
, hi_desired_baud_rate
, 19200);
1331 ath10k_warn(ar
, "could not set the baud rate (%d)\n", ret
);
1335 ath10k_info(ar
, "UART prints enabled\n");
1339 static int ath10k_init_hw_params(struct ath10k
*ar
)
1341 const struct ath10k_hw_params
*uninitialized_var(hw_params
);
1344 for (i
= 0; i
< ARRAY_SIZE(ath10k_hw_params_list
); i
++) {
1345 hw_params
= &ath10k_hw_params_list
[i
];
1347 if (hw_params
->id
== ar
->target_version
&&
1348 hw_params
->dev_id
== ar
->dev_id
)
1352 if (i
== ARRAY_SIZE(ath10k_hw_params_list
)) {
1353 ath10k_err(ar
, "Unsupported hardware version: 0x%x\n",
1354 ar
->target_version
);
1358 ar
->hw_params
= *hw_params
;
1360 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "Hardware name %s version 0x%x\n",
1361 ar
->hw_params
.name
, ar
->target_version
);
1366 static void ath10k_core_restart(struct work_struct
*work
)
1368 struct ath10k
*ar
= container_of(work
, struct ath10k
, restart_work
);
1370 set_bit(ATH10K_FLAG_CRASH_FLUSH
, &ar
->dev_flags
);
1372 /* Place a barrier to make sure the compiler doesn't reorder
1373 * CRASH_FLUSH and calling other functions.
1377 ieee80211_stop_queues(ar
->hw
);
1378 ath10k_drain_tx(ar
);
1379 complete_all(&ar
->scan
.started
);
1380 complete_all(&ar
->scan
.completed
);
1381 complete_all(&ar
->scan
.on_channel
);
1382 complete_all(&ar
->offchan_tx_completed
);
1383 complete_all(&ar
->install_key_done
);
1384 complete_all(&ar
->vdev_setup_done
);
1385 complete_all(&ar
->thermal
.wmi_sync
);
1386 wake_up(&ar
->htt
.empty_tx_wq
);
1387 wake_up(&ar
->wmi
.tx_credits_wq
);
1388 wake_up(&ar
->peer_mapping_wq
);
1390 mutex_lock(&ar
->conf_mutex
);
1392 switch (ar
->state
) {
1393 case ATH10K_STATE_ON
:
1394 ar
->state
= ATH10K_STATE_RESTARTING
;
1395 ath10k_hif_stop(ar
);
1396 ath10k_scan_finish(ar
);
1397 ieee80211_restart_hw(ar
->hw
);
1399 case ATH10K_STATE_OFF
:
1400 /* this can happen if driver is being unloaded
1401 * or if the crash happens during FW probing */
1402 ath10k_warn(ar
, "cannot restart a device that hasn't been started\n");
1404 case ATH10K_STATE_RESTARTING
:
1405 /* hw restart might be requested from multiple places */
1407 case ATH10K_STATE_RESTARTED
:
1408 ar
->state
= ATH10K_STATE_WEDGED
;
1410 case ATH10K_STATE_WEDGED
:
1411 ath10k_warn(ar
, "device is wedged, will not restart\n");
1413 case ATH10K_STATE_UTF
:
1414 ath10k_warn(ar
, "firmware restart in UTF mode not supported\n");
1418 mutex_unlock(&ar
->conf_mutex
);
1421 static int ath10k_core_init_firmware_features(struct ath10k
*ar
)
1423 if (test_bit(ATH10K_FW_FEATURE_WMI_10_2
, ar
->fw_features
) &&
1424 !test_bit(ATH10K_FW_FEATURE_WMI_10X
, ar
->fw_features
)) {
1425 ath10k_err(ar
, "feature bits corrupted: 10.2 feature requires 10.x feature to be set as well");
1429 if (ar
->wmi
.op_version
>= ATH10K_FW_WMI_OP_VERSION_MAX
) {
1430 ath10k_err(ar
, "unsupported WMI OP version (max %d): %d\n",
1431 ATH10K_FW_WMI_OP_VERSION_MAX
, ar
->wmi
.op_version
);
1435 ar
->wmi
.rx_decap_mode
= ATH10K_HW_TXRX_NATIVE_WIFI
;
1436 switch (ath10k_cryptmode_param
) {
1437 case ATH10K_CRYPT_MODE_HW
:
1438 clear_bit(ATH10K_FLAG_RAW_MODE
, &ar
->dev_flags
);
1439 clear_bit(ATH10K_FLAG_HW_CRYPTO_DISABLED
, &ar
->dev_flags
);
1441 case ATH10K_CRYPT_MODE_SW
:
1442 if (!test_bit(ATH10K_FW_FEATURE_RAW_MODE_SUPPORT
,
1444 ath10k_err(ar
, "cryptmode > 0 requires raw mode support from firmware");
1448 set_bit(ATH10K_FLAG_RAW_MODE
, &ar
->dev_flags
);
1449 set_bit(ATH10K_FLAG_HW_CRYPTO_DISABLED
, &ar
->dev_flags
);
1452 ath10k_info(ar
, "invalid cryptmode: %d\n",
1453 ath10k_cryptmode_param
);
1457 ar
->htt
.max_num_amsdu
= ATH10K_HTT_MAX_NUM_AMSDU_DEFAULT
;
1458 ar
->htt
.max_num_ampdu
= ATH10K_HTT_MAX_NUM_AMPDU_DEFAULT
;
1461 if (!test_bit(ATH10K_FW_FEATURE_RAW_MODE_SUPPORT
,
1463 ath10k_err(ar
, "rawmode = 1 requires support from firmware");
1466 set_bit(ATH10K_FLAG_RAW_MODE
, &ar
->dev_flags
);
1469 if (test_bit(ATH10K_FLAG_RAW_MODE
, &ar
->dev_flags
)) {
1470 ar
->wmi
.rx_decap_mode
= ATH10K_HW_TXRX_RAW
;
1474 * Firmware A-MSDU aggregation breaks with RAW Tx encap mode
1475 * and causes enormous performance issues (malformed frames,
1478 * Disabling A-MSDU makes RAW mode stable with heavy traffic
1479 * albeit a bit slower compared to regular operation.
1481 ar
->htt
.max_num_amsdu
= 1;
1484 /* Backwards compatibility for firmwares without
1485 * ATH10K_FW_IE_WMI_OP_VERSION.
1487 if (ar
->wmi
.op_version
== ATH10K_FW_WMI_OP_VERSION_UNSET
) {
1488 if (test_bit(ATH10K_FW_FEATURE_WMI_10X
, ar
->fw_features
)) {
1489 if (test_bit(ATH10K_FW_FEATURE_WMI_10_2
,
1491 ar
->wmi
.op_version
= ATH10K_FW_WMI_OP_VERSION_10_2
;
1493 ar
->wmi
.op_version
= ATH10K_FW_WMI_OP_VERSION_10_1
;
1495 ar
->wmi
.op_version
= ATH10K_FW_WMI_OP_VERSION_MAIN
;
1499 switch (ar
->wmi
.op_version
) {
1500 case ATH10K_FW_WMI_OP_VERSION_MAIN
:
1501 ar
->max_num_peers
= TARGET_NUM_PEERS
;
1502 ar
->max_num_stations
= TARGET_NUM_STATIONS
;
1503 ar
->max_num_vdevs
= TARGET_NUM_VDEVS
;
1504 ar
->htt
.max_num_pending_tx
= TARGET_NUM_MSDU_DESC
;
1505 ar
->fw_stats_req_mask
= WMI_STAT_PDEV
| WMI_STAT_VDEV
|
1507 ar
->max_spatial_stream
= WMI_MAX_SPATIAL_STREAM
;
1509 case ATH10K_FW_WMI_OP_VERSION_10_1
:
1510 case ATH10K_FW_WMI_OP_VERSION_10_2
:
1511 case ATH10K_FW_WMI_OP_VERSION_10_2_4
:
1512 if (test_bit(WMI_SERVICE_PEER_STATS
, ar
->wmi
.svc_map
)) {
1513 ar
->max_num_peers
= TARGET_10X_TX_STATS_NUM_PEERS
;
1514 ar
->max_num_stations
= TARGET_10X_TX_STATS_NUM_STATIONS
;
1516 ar
->max_num_peers
= TARGET_10X_NUM_PEERS
;
1517 ar
->max_num_stations
= TARGET_10X_NUM_STATIONS
;
1519 ar
->max_num_vdevs
= TARGET_10X_NUM_VDEVS
;
1520 ar
->htt
.max_num_pending_tx
= TARGET_10X_NUM_MSDU_DESC
;
1521 ar
->fw_stats_req_mask
= WMI_STAT_PEER
;
1522 ar
->max_spatial_stream
= WMI_MAX_SPATIAL_STREAM
;
1524 case ATH10K_FW_WMI_OP_VERSION_TLV
:
1525 ar
->max_num_peers
= TARGET_TLV_NUM_PEERS
;
1526 ar
->max_num_stations
= TARGET_TLV_NUM_STATIONS
;
1527 ar
->max_num_vdevs
= TARGET_TLV_NUM_VDEVS
;
1528 ar
->max_num_tdls_vdevs
= TARGET_TLV_NUM_TDLS_VDEVS
;
1529 ar
->htt
.max_num_pending_tx
= TARGET_TLV_NUM_MSDU_DESC
;
1530 ar
->wow
.max_num_patterns
= TARGET_TLV_NUM_WOW_PATTERNS
;
1531 ar
->fw_stats_req_mask
= WMI_STAT_PDEV
| WMI_STAT_VDEV
|
1533 ar
->max_spatial_stream
= WMI_MAX_SPATIAL_STREAM
;
1535 case ATH10K_FW_WMI_OP_VERSION_10_4
:
1536 ar
->max_num_peers
= TARGET_10_4_NUM_PEERS
;
1537 ar
->max_num_stations
= TARGET_10_4_NUM_STATIONS
;
1538 ar
->num_active_peers
= TARGET_10_4_ACTIVE_PEERS
;
1539 ar
->max_num_vdevs
= TARGET_10_4_NUM_VDEVS
;
1540 ar
->num_tids
= TARGET_10_4_TGT_NUM_TIDS
;
1541 ar
->htt
.max_num_pending_tx
= ar
->hw_params
.num_msdu_desc
;
1542 ar
->fw_stats_req_mask
= WMI_STAT_PEER
;
1543 ar
->max_spatial_stream
= ar
->hw_params
.max_spatial_stream
;
1545 case ATH10K_FW_WMI_OP_VERSION_UNSET
:
1546 case ATH10K_FW_WMI_OP_VERSION_MAX
:
1551 /* Backwards compatibility for firmwares without
1552 * ATH10K_FW_IE_HTT_OP_VERSION.
1554 if (ar
->htt
.op_version
== ATH10K_FW_HTT_OP_VERSION_UNSET
) {
1555 switch (ar
->wmi
.op_version
) {
1556 case ATH10K_FW_WMI_OP_VERSION_MAIN
:
1557 ar
->htt
.op_version
= ATH10K_FW_HTT_OP_VERSION_MAIN
;
1559 case ATH10K_FW_WMI_OP_VERSION_10_1
:
1560 case ATH10K_FW_WMI_OP_VERSION_10_2
:
1561 case ATH10K_FW_WMI_OP_VERSION_10_2_4
:
1562 ar
->htt
.op_version
= ATH10K_FW_HTT_OP_VERSION_10_1
;
1564 case ATH10K_FW_WMI_OP_VERSION_TLV
:
1565 ar
->htt
.op_version
= ATH10K_FW_HTT_OP_VERSION_TLV
;
1567 case ATH10K_FW_WMI_OP_VERSION_10_4
:
1568 case ATH10K_FW_WMI_OP_VERSION_UNSET
:
1569 case ATH10K_FW_WMI_OP_VERSION_MAX
:
1578 int ath10k_core_start(struct ath10k
*ar
, enum ath10k_firmware_mode mode
)
1582 lockdep_assert_held(&ar
->conf_mutex
);
1584 clear_bit(ATH10K_FLAG_CRASH_FLUSH
, &ar
->dev_flags
);
1586 ath10k_bmi_start(ar
);
1588 if (ath10k_init_configure_target(ar
)) {
1593 status
= ath10k_download_cal_data(ar
);
1597 /* Some of of qca988x solutions are having global reset issue
1598 * during target initialization. Bypassing PLL setting before
1599 * downloading firmware and letting the SoC run on REF_CLK is
1600 * fixing the problem. Corresponding firmware change is also needed
1601 * to set the clock source once the target is initialized.
1603 if (test_bit(ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT
,
1605 status
= ath10k_bmi_write32(ar
, hi_skip_clock_init
, 1);
1607 ath10k_err(ar
, "could not write to skip_clock_init: %d\n",
1613 status
= ath10k_download_fw(ar
, mode
);
1617 status
= ath10k_init_uart(ar
);
1621 ar
->htc
.htc_ops
.target_send_suspend_complete
=
1622 ath10k_send_suspend_complete
;
1624 status
= ath10k_htc_init(ar
);
1626 ath10k_err(ar
, "could not init HTC (%d)\n", status
);
1630 status
= ath10k_bmi_done(ar
);
1634 status
= ath10k_wmi_attach(ar
);
1636 ath10k_err(ar
, "WMI attach failed: %d\n", status
);
1640 status
= ath10k_htt_init(ar
);
1642 ath10k_err(ar
, "failed to init htt: %d\n", status
);
1643 goto err_wmi_detach
;
1646 status
= ath10k_htt_tx_alloc(&ar
->htt
);
1648 ath10k_err(ar
, "failed to alloc htt tx: %d\n", status
);
1649 goto err_wmi_detach
;
1652 status
= ath10k_htt_rx_alloc(&ar
->htt
);
1654 ath10k_err(ar
, "failed to alloc htt rx: %d\n", status
);
1655 goto err_htt_tx_detach
;
1658 status
= ath10k_hif_start(ar
);
1660 ath10k_err(ar
, "could not start HIF: %d\n", status
);
1661 goto err_htt_rx_detach
;
1664 status
= ath10k_htc_wait_target(&ar
->htc
);
1666 ath10k_err(ar
, "failed to connect to HTC: %d\n", status
);
1670 if (mode
== ATH10K_FIRMWARE_MODE_NORMAL
) {
1671 status
= ath10k_htt_connect(&ar
->htt
);
1673 ath10k_err(ar
, "failed to connect htt (%d)\n", status
);
1678 status
= ath10k_wmi_connect(ar
);
1680 ath10k_err(ar
, "could not connect wmi: %d\n", status
);
1684 status
= ath10k_htc_start(&ar
->htc
);
1686 ath10k_err(ar
, "failed to start htc: %d\n", status
);
1690 if (mode
== ATH10K_FIRMWARE_MODE_NORMAL
) {
1691 status
= ath10k_wmi_wait_for_service_ready(ar
);
1693 ath10k_warn(ar
, "wmi service ready event not received");
1698 ath10k_dbg(ar
, ATH10K_DBG_BOOT
, "firmware %s booted\n",
1699 ar
->hw
->wiphy
->fw_version
);
1701 status
= ath10k_wmi_cmd_init(ar
);
1703 ath10k_err(ar
, "could not send WMI init command (%d)\n",
1708 status
= ath10k_wmi_wait_for_unified_ready(ar
);
1710 ath10k_err(ar
, "wmi unified ready event not received\n");
1714 /* If firmware indicates Full Rx Reorder support it must be used in a
1715 * slightly different manner. Let HTT code know.
1717 ar
->htt
.rx_ring
.in_ord_rx
= !!(test_bit(WMI_SERVICE_RX_FULL_REORDER
,
1720 status
= ath10k_htt_rx_ring_refill(ar
);
1722 ath10k_err(ar
, "failed to refill htt rx ring: %d\n", status
);
1726 /* we don't care about HTT in UTF mode */
1727 if (mode
== ATH10K_FIRMWARE_MODE_NORMAL
) {
1728 status
= ath10k_htt_setup(&ar
->htt
);
1730 ath10k_err(ar
, "failed to setup htt: %d\n", status
);
1735 status
= ath10k_debug_start(ar
);
1739 ar
->free_vdev_map
= (1LL << ar
->max_num_vdevs
) - 1;
1741 INIT_LIST_HEAD(&ar
->arvifs
);
1746 ath10k_hif_stop(ar
);
1748 ath10k_htt_rx_free(&ar
->htt
);
1750 ath10k_htt_tx_free(&ar
->htt
);
1752 ath10k_wmi_detach(ar
);
1756 EXPORT_SYMBOL(ath10k_core_start
);
1758 int ath10k_wait_for_suspend(struct ath10k
*ar
, u32 suspend_opt
)
1761 unsigned long time_left
;
1763 reinit_completion(&ar
->target_suspend
);
1765 ret
= ath10k_wmi_pdev_suspend_target(ar
, suspend_opt
);
1767 ath10k_warn(ar
, "could not suspend target (%d)\n", ret
);
1771 time_left
= wait_for_completion_timeout(&ar
->target_suspend
, 1 * HZ
);
1774 ath10k_warn(ar
, "suspend timed out - target pause event never came\n");
1781 void ath10k_core_stop(struct ath10k
*ar
)
1783 lockdep_assert_held(&ar
->conf_mutex
);
1784 ath10k_debug_stop(ar
);
1786 /* try to suspend target */
1787 if (ar
->state
!= ATH10K_STATE_RESTARTING
&&
1788 ar
->state
!= ATH10K_STATE_UTF
)
1789 ath10k_wait_for_suspend(ar
, WMI_PDEV_SUSPEND_AND_DISABLE_INTR
);
1791 ath10k_hif_stop(ar
);
1792 ath10k_htt_tx_free(&ar
->htt
);
1793 ath10k_htt_rx_free(&ar
->htt
);
1794 ath10k_wmi_detach(ar
);
1796 EXPORT_SYMBOL(ath10k_core_stop
);
1798 /* mac80211 manages fw/hw initialization through start/stop hooks. However in
1799 * order to know what hw capabilities should be advertised to mac80211 it is
1800 * necessary to load the firmware (and tear it down immediately since start
1801 * hook will try to init it again) before registering */
1802 static int ath10k_core_probe_fw(struct ath10k
*ar
)
1804 struct bmi_target_info target_info
;
1807 ret
= ath10k_hif_power_up(ar
);
1809 ath10k_err(ar
, "could not start pci hif (%d)\n", ret
);
1813 memset(&target_info
, 0, sizeof(target_info
));
1814 ret
= ath10k_bmi_get_target_info(ar
, &target_info
);
1816 ath10k_err(ar
, "could not get target info (%d)\n", ret
);
1817 goto err_power_down
;
1820 ar
->target_version
= target_info
.version
;
1821 ar
->hw
->wiphy
->hw_version
= target_info
.version
;
1823 ret
= ath10k_init_hw_params(ar
);
1825 ath10k_err(ar
, "could not get hw params (%d)\n", ret
);
1826 goto err_power_down
;
1829 ret
= ath10k_core_fetch_firmware_files(ar
);
1831 ath10k_err(ar
, "could not fetch firmware files (%d)\n", ret
);
1832 goto err_power_down
;
1835 ath10k_debug_print_hwfw_info(ar
);
1837 ret
= ath10k_core_get_board_id_from_otp(ar
);
1838 if (ret
&& ret
!= -EOPNOTSUPP
) {
1839 ath10k_err(ar
, "failed to get board id from otp: %d\n",
1844 ret
= ath10k_core_fetch_board_file(ar
);
1846 ath10k_err(ar
, "failed to fetch board file: %d\n", ret
);
1847 goto err_free_firmware_files
;
1850 ath10k_debug_print_board_info(ar
);
1852 ret
= ath10k_core_init_firmware_features(ar
);
1854 ath10k_err(ar
, "fatal problem with firmware features: %d\n",
1856 goto err_free_firmware_files
;
1859 ret
= ath10k_swap_code_seg_init(ar
);
1861 ath10k_err(ar
, "failed to initialize code swap segment: %d\n",
1863 goto err_free_firmware_files
;
1866 mutex_lock(&ar
->conf_mutex
);
1868 ret
= ath10k_core_start(ar
, ATH10K_FIRMWARE_MODE_NORMAL
);
1870 ath10k_err(ar
, "could not init core (%d)\n", ret
);
1874 ath10k_debug_print_boot_info(ar
);
1875 ath10k_core_stop(ar
);
1877 mutex_unlock(&ar
->conf_mutex
);
1879 ath10k_hif_power_down(ar
);
1883 mutex_unlock(&ar
->conf_mutex
);
1885 err_free_firmware_files
:
1886 ath10k_core_free_firmware_files(ar
);
1889 ath10k_hif_power_down(ar
);
1894 static void ath10k_core_register_work(struct work_struct
*work
)
1896 struct ath10k
*ar
= container_of(work
, struct ath10k
, register_work
);
1899 status
= ath10k_core_probe_fw(ar
);
1901 ath10k_err(ar
, "could not probe fw (%d)\n", status
);
1905 status
= ath10k_mac_register(ar
);
1907 ath10k_err(ar
, "could not register to mac80211 (%d)\n", status
);
1908 goto err_release_fw
;
1911 status
= ath10k_debug_register(ar
);
1913 ath10k_err(ar
, "unable to initialize debugfs\n");
1914 goto err_unregister_mac
;
1917 status
= ath10k_spectral_create(ar
);
1919 ath10k_err(ar
, "failed to initialize spectral\n");
1920 goto err_debug_destroy
;
1923 status
= ath10k_thermal_register(ar
);
1925 ath10k_err(ar
, "could not register thermal device: %d\n",
1927 goto err_spectral_destroy
;
1930 set_bit(ATH10K_FLAG_CORE_REGISTERED
, &ar
->dev_flags
);
1933 err_spectral_destroy
:
1934 ath10k_spectral_destroy(ar
);
1936 ath10k_debug_destroy(ar
);
1938 ath10k_mac_unregister(ar
);
1940 ath10k_core_free_firmware_files(ar
);
1942 /* TODO: It's probably a good idea to release device from the driver
1943 * but calling device_release_driver() here will cause a deadlock.
1948 int ath10k_core_register(struct ath10k
*ar
, u32 chip_id
)
1950 ar
->chip_id
= chip_id
;
1951 queue_work(ar
->workqueue
, &ar
->register_work
);
1955 EXPORT_SYMBOL(ath10k_core_register
);
1957 void ath10k_core_unregister(struct ath10k
*ar
)
1959 cancel_work_sync(&ar
->register_work
);
1961 if (!test_bit(ATH10K_FLAG_CORE_REGISTERED
, &ar
->dev_flags
))
1964 ath10k_thermal_unregister(ar
);
1965 /* Stop spectral before unregistering from mac80211 to remove the
1966 * relayfs debugfs file cleanly. Otherwise the parent debugfs tree
1967 * would be already be free'd recursively, leading to a double free.
1969 ath10k_spectral_destroy(ar
);
1971 /* We must unregister from mac80211 before we stop HTC and HIF.
1972 * Otherwise we will fail to submit commands to FW and mac80211 will be
1973 * unhappy about callback failures. */
1974 ath10k_mac_unregister(ar
);
1976 ath10k_testmode_destroy(ar
);
1978 ath10k_core_free_firmware_files(ar
);
1979 ath10k_core_free_board_files(ar
);
1981 ath10k_debug_unregister(ar
);
1983 EXPORT_SYMBOL(ath10k_core_unregister
);
1985 struct ath10k
*ath10k_core_create(size_t priv_size
, struct device
*dev
,
1986 enum ath10k_bus bus
,
1987 enum ath10k_hw_rev hw_rev
,
1988 const struct ath10k_hif_ops
*hif_ops
)
1993 ar
= ath10k_mac_create(priv_size
);
1997 ar
->ath_common
.priv
= ar
;
1998 ar
->ath_common
.hw
= ar
->hw
;
2000 ar
->hw_rev
= hw_rev
;
2001 ar
->hif
.ops
= hif_ops
;
2005 case ATH10K_HW_QCA988X
:
2006 ar
->regs
= &qca988x_regs
;
2007 ar
->hw_values
= &qca988x_values
;
2009 case ATH10K_HW_QCA6174
:
2010 case ATH10K_HW_QCA9377
:
2011 ar
->regs
= &qca6174_regs
;
2012 ar
->hw_values
= &qca6174_values
;
2014 case ATH10K_HW_QCA99X0
:
2015 ar
->regs
= &qca99x0_regs
;
2016 ar
->hw_values
= &qca99x0_values
;
2018 case ATH10K_HW_QCA4019
:
2019 ar
->regs
= &qca4019_regs
;
2020 ar
->hw_values
= &qca4019_values
;
2023 ath10k_err(ar
, "unsupported core hardware revision %d\n",
2029 init_completion(&ar
->scan
.started
);
2030 init_completion(&ar
->scan
.completed
);
2031 init_completion(&ar
->scan
.on_channel
);
2032 init_completion(&ar
->target_suspend
);
2033 init_completion(&ar
->wow
.wakeup_completed
);
2035 init_completion(&ar
->install_key_done
);
2036 init_completion(&ar
->vdev_setup_done
);
2037 init_completion(&ar
->thermal
.wmi_sync
);
2039 INIT_DELAYED_WORK(&ar
->scan
.timeout
, ath10k_scan_timeout_work
);
2041 ar
->workqueue
= create_singlethread_workqueue("ath10k_wq");
2045 ar
->workqueue_aux
= create_singlethread_workqueue("ath10k_aux_wq");
2046 if (!ar
->workqueue_aux
)
2049 mutex_init(&ar
->conf_mutex
);
2050 spin_lock_init(&ar
->data_lock
);
2052 INIT_LIST_HEAD(&ar
->peers
);
2053 init_waitqueue_head(&ar
->peer_mapping_wq
);
2054 init_waitqueue_head(&ar
->htt
.empty_tx_wq
);
2055 init_waitqueue_head(&ar
->wmi
.tx_credits_wq
);
2057 init_completion(&ar
->offchan_tx_completed
);
2058 INIT_WORK(&ar
->offchan_tx_work
, ath10k_offchan_tx_work
);
2059 skb_queue_head_init(&ar
->offchan_tx_queue
);
2061 INIT_WORK(&ar
->wmi_mgmt_tx_work
, ath10k_mgmt_over_wmi_tx_work
);
2062 skb_queue_head_init(&ar
->wmi_mgmt_tx_queue
);
2064 INIT_WORK(&ar
->register_work
, ath10k_core_register_work
);
2065 INIT_WORK(&ar
->restart_work
, ath10k_core_restart
);
2067 ret
= ath10k_debug_create(ar
);
2069 goto err_free_aux_wq
;
2074 destroy_workqueue(ar
->workqueue_aux
);
2076 destroy_workqueue(ar
->workqueue
);
2079 ath10k_mac_destroy(ar
);
2083 EXPORT_SYMBOL(ath10k_core_create
);
2085 void ath10k_core_destroy(struct ath10k
*ar
)
2087 flush_workqueue(ar
->workqueue
);
2088 destroy_workqueue(ar
->workqueue
);
2090 flush_workqueue(ar
->workqueue_aux
);
2091 destroy_workqueue(ar
->workqueue_aux
);
2093 ath10k_debug_destroy(ar
);
2094 ath10k_wmi_free_host_mem(ar
);
2095 ath10k_mac_destroy(ar
);
2097 EXPORT_SYMBOL(ath10k_core_destroy
);
2099 MODULE_AUTHOR("Qualcomm Atheros");
2100 MODULE_DESCRIPTION("Core module for QCA988X PCIe devices.");
2101 MODULE_LICENSE("Dual BSD/GPL");