3 * Copyright (c) 2011 Atheros Communications 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/moduleparam.h>
19 #include <linux/errno.h>
21 #include <linux/mmc/sdio_func.h>
28 unsigned int debug_mask
;
29 static unsigned int testmode
;
30 static bool suspend_cutpower
;
32 module_param(debug_mask
, uint
, 0644);
33 module_param(testmode
, uint
, 0644);
34 module_param(suspend_cutpower
, bool, 0444);
37 * Include definitions here that can be used to tune the WLAN module
38 * behavior. Different customers can tune the behavior as per their needs,
43 * This configuration item enable/disable keepalive support.
44 * Keepalive support: In the absence of any data traffic to AP, null
45 * frames will be sent to the AP at periodic interval, to keep the association
46 * active. This configuration item defines the periodic interval.
47 * Use value of zero to disable keepalive support
50 #define WLAN_CONFIG_KEEP_ALIVE_INTERVAL 60
53 * This configuration item sets the value of disconnect timeout
54 * Firmware delays sending the disconnec event to the host for this
55 * timeout after is gets disconnected from the current AP.
56 * If the firmware successly roams within the disconnect timeout
57 * it sends a new connect event
59 #define WLAN_CONFIG_DISCONNECT_TIMEOUT 10
61 #define CONFIG_AR600x_DEBUG_UART_TX_PIN 8
63 #define ATH6KL_DATA_OFFSET 64
64 struct sk_buff
*ath6kl_buf_alloc(int size
)
69 /* Add chacheline space at front and back of buffer */
70 reserved
= (2 * L1_CACHE_BYTES
) + ATH6KL_DATA_OFFSET
+
71 sizeof(struct htc_packet
) + ATH6KL_HTC_ALIGN_BYTES
;
72 skb
= dev_alloc_skb(size
+ reserved
);
75 skb_reserve(skb
, reserved
- L1_CACHE_BYTES
);
79 void ath6kl_init_profile_info(struct ath6kl_vif
*vif
)
82 memset(vif
->ssid
, 0, sizeof(vif
->ssid
));
84 vif
->dot11_auth_mode
= OPEN_AUTH
;
85 vif
->auth_mode
= NONE_AUTH
;
86 vif
->prwise_crypto
= NONE_CRYPT
;
87 vif
->prwise_crypto_len
= 0;
88 vif
->grp_crypto
= NONE_CRYPT
;
89 vif
->grp_crypto_len
= 0;
90 memset(vif
->wep_key_list
, 0, sizeof(vif
->wep_key_list
));
91 memset(vif
->req_bssid
, 0, sizeof(vif
->req_bssid
));
92 memset(vif
->bssid
, 0, sizeof(vif
->bssid
));
96 static int ath6kl_set_host_app_area(struct ath6kl
*ar
)
99 struct host_app_area host_app_area
;
101 /* Fetch the address of the host_app_area_s
102 * instance in the host interest area */
103 address
= ath6kl_get_hi_item_addr(ar
, HI_ITEM(hi_app_host_interest
));
104 address
= TARG_VTOP(ar
->target_type
, address
);
106 if (ath6kl_diag_read32(ar
, address
, &data
))
109 address
= TARG_VTOP(ar
->target_type
, data
);
110 host_app_area
.wmi_protocol_ver
= cpu_to_le32(WMI_PROTOCOL_VERSION
);
111 if (ath6kl_diag_write(ar
, address
, (u8
*) &host_app_area
,
112 sizeof(struct host_app_area
)))
118 static inline void set_ac2_ep_map(struct ath6kl
*ar
,
120 enum htc_endpoint_id ep
)
122 ar
->ac2ep_map
[ac
] = ep
;
123 ar
->ep2ac_map
[ep
] = ac
;
126 /* connect to a service */
127 static int ath6kl_connectservice(struct ath6kl
*ar
,
128 struct htc_service_connect_req
*con_req
,
132 struct htc_service_connect_resp response
;
134 memset(&response
, 0, sizeof(response
));
136 status
= ath6kl_htc_conn_service(ar
->htc_target
, con_req
, &response
);
138 ath6kl_err("failed to connect to %s service status:%d\n",
143 switch (con_req
->svc_id
) {
144 case WMI_CONTROL_SVC
:
145 if (test_bit(WMI_ENABLED
, &ar
->flag
))
146 ath6kl_wmi_set_control_ep(ar
->wmi
, response
.endpoint
);
147 ar
->ctrl_ep
= response
.endpoint
;
149 case WMI_DATA_BE_SVC
:
150 set_ac2_ep_map(ar
, WMM_AC_BE
, response
.endpoint
);
152 case WMI_DATA_BK_SVC
:
153 set_ac2_ep_map(ar
, WMM_AC_BK
, response
.endpoint
);
155 case WMI_DATA_VI_SVC
:
156 set_ac2_ep_map(ar
, WMM_AC_VI
, response
.endpoint
);
158 case WMI_DATA_VO_SVC
:
159 set_ac2_ep_map(ar
, WMM_AC_VO
, response
.endpoint
);
162 ath6kl_err("service id is not mapped %d\n", con_req
->svc_id
);
169 static int ath6kl_init_service_ep(struct ath6kl
*ar
)
171 struct htc_service_connect_req connect
;
173 memset(&connect
, 0, sizeof(connect
));
175 /* these fields are the same for all service endpoints */
176 connect
.ep_cb
.rx
= ath6kl_rx
;
177 connect
.ep_cb
.rx_refill
= ath6kl_rx_refill
;
178 connect
.ep_cb
.tx_full
= ath6kl_tx_queue_full
;
181 * Set the max queue depth so that our ath6kl_tx_queue_full handler
184 connect
.max_txq_depth
= MAX_DEFAULT_SEND_QUEUE_DEPTH
;
185 connect
.ep_cb
.rx_refill_thresh
= ATH6KL_MAX_RX_BUFFERS
/ 4;
186 if (!connect
.ep_cb
.rx_refill_thresh
)
187 connect
.ep_cb
.rx_refill_thresh
++;
189 /* connect to control service */
190 connect
.svc_id
= WMI_CONTROL_SVC
;
191 if (ath6kl_connectservice(ar
, &connect
, "WMI CONTROL"))
194 connect
.flags
|= HTC_FLGS_TX_BNDL_PAD_EN
;
197 * Limit the HTC message size on the send path, although e can
198 * receive A-MSDU frames of 4K, we will only send ethernet-sized
199 * (802.3) frames on the send path.
201 connect
.max_rxmsg_sz
= WMI_MAX_TX_DATA_FRAME_LENGTH
;
204 * To reduce the amount of committed memory for larger A_MSDU
205 * frames, use the recv-alloc threshold mechanism for larger
208 connect
.ep_cb
.rx_alloc_thresh
= ATH6KL_BUFFER_SIZE
;
209 connect
.ep_cb
.rx_allocthresh
= ath6kl_alloc_amsdu_rxbuf
;
212 * For the remaining data services set the connection flag to
213 * reduce dribbling, if configured to do so.
215 connect
.conn_flags
|= HTC_CONN_FLGS_REDUCE_CRED_DRIB
;
216 connect
.conn_flags
&= ~HTC_CONN_FLGS_THRESH_MASK
;
217 connect
.conn_flags
|= HTC_CONN_FLGS_THRESH_LVL_HALF
;
219 connect
.svc_id
= WMI_DATA_BE_SVC
;
221 if (ath6kl_connectservice(ar
, &connect
, "WMI DATA BE"))
224 /* connect to back-ground map this to WMI LOW_PRI */
225 connect
.svc_id
= WMI_DATA_BK_SVC
;
226 if (ath6kl_connectservice(ar
, &connect
, "WMI DATA BK"))
229 /* connect to Video service, map this to to HI PRI */
230 connect
.svc_id
= WMI_DATA_VI_SVC
;
231 if (ath6kl_connectservice(ar
, &connect
, "WMI DATA VI"))
235 * Connect to VO service, this is currently not mapped to a WMI
236 * priority stream due to historical reasons. WMI originally
237 * defined 3 priorities over 3 mailboxes We can change this when
238 * WMI is reworked so that priorities are not dependent on
241 connect
.svc_id
= WMI_DATA_VO_SVC
;
242 if (ath6kl_connectservice(ar
, &connect
, "WMI DATA VO"))
248 void ath6kl_init_control_info(struct ath6kl_vif
*vif
)
250 ath6kl_init_profile_info(vif
);
251 vif
->def_txkey_index
= 0;
252 memset(vif
->wep_key_list
, 0, sizeof(vif
->wep_key_list
));
257 * Set HTC/Mbox operational parameters, this can only be called when the
258 * target is in the BMI phase.
260 static int ath6kl_set_htc_params(struct ath6kl
*ar
, u32 mbox_isr_yield_val
,
266 blk_size
= ar
->mbox_info
.block_size
;
269 blk_size
|= ((u32
)htc_ctrl_buf
) << 16;
271 /* set the host interest area for the block size */
272 status
= ath6kl_bmi_write(ar
,
273 ath6kl_get_hi_item_addr(ar
,
274 HI_ITEM(hi_mbox_io_block_sz
)),
278 ath6kl_err("bmi_write_memory for IO block size failed\n");
282 ath6kl_dbg(ATH6KL_DBG_TRC
, "block size set: %d (target addr:0x%X)\n",
284 ath6kl_get_hi_item_addr(ar
, HI_ITEM(hi_mbox_io_block_sz
)));
286 if (mbox_isr_yield_val
) {
287 /* set the host interest area for the mbox ISR yield limit */
288 status
= ath6kl_bmi_write(ar
,
289 ath6kl_get_hi_item_addr(ar
,
290 HI_ITEM(hi_mbox_isr_yield_limit
)),
291 (u8
*)&mbox_isr_yield_val
,
294 ath6kl_err("bmi_write_memory for yield limit failed\n");
303 static int ath6kl_target_config_wlan_params(struct ath6kl
*ar
, int idx
)
309 * Configure the device for rx dot11 header rules. "0,0" are the
310 * default values. Required if checksum offload is needed. Set
311 * RxMetaVersion to 2.
313 if (ath6kl_wmi_set_rx_frame_format_cmd(ar
->wmi
, idx
,
314 ar
->rx_meta_ver
, 0, 0)) {
315 ath6kl_err("unable to set the rx frame format\n");
319 if (ar
->conf_flags
& ATH6KL_CONF_IGNORE_PS_FAIL_EVT_IN_SCAN
)
320 if ((ath6kl_wmi_pmparams_cmd(ar
->wmi
, idx
, 0, 1, 0, 0, 1,
321 IGNORE_POWER_SAVE_FAIL_EVENT_DURING_SCAN
)) != 0) {
322 ath6kl_err("unable to set power save fail event policy\n");
326 if (!(ar
->conf_flags
& ATH6KL_CONF_IGNORE_ERP_BARKER
))
327 if ((ath6kl_wmi_set_lpreamble_cmd(ar
->wmi
, idx
, 0,
328 WMI_DONOT_IGNORE_BARKER_IN_ERP
)) != 0) {
329 ath6kl_err("unable to set barker preamble policy\n");
333 if (ath6kl_wmi_set_keepalive_cmd(ar
->wmi
, idx
,
334 WLAN_CONFIG_KEEP_ALIVE_INTERVAL
)) {
335 ath6kl_err("unable to set keep alive interval\n");
339 if (ath6kl_wmi_disctimeout_cmd(ar
->wmi
, idx
,
340 WLAN_CONFIG_DISCONNECT_TIMEOUT
)) {
341 ath6kl_err("unable to set disconnect timeout\n");
345 if (!(ar
->conf_flags
& ATH6KL_CONF_ENABLE_TX_BURST
))
346 if (ath6kl_wmi_set_wmm_txop(ar
->wmi
, idx
, WMI_TXOP_DISABLED
)) {
347 ath6kl_err("unable to set txop bursting\n");
352 * FIXME: Make sure p2p configurations are not applied to
353 * non-p2p capable interfaces when multivif support is enabled.
356 ret
= ath6kl_wmi_info_req_cmd(ar
->wmi
, idx
,
357 P2P_FLAG_CAPABILITIES_REQ
|
358 P2P_FLAG_MACADDR_REQ
|
359 P2P_FLAG_HMODEL_REQ
);
361 ath6kl_dbg(ATH6KL_DBG_TRC
, "failed to request P2P "
362 "capabilities (%d) - assuming P2P not "
369 * FIXME: Make sure p2p configurations are not applied to
370 * non-p2p capable interfaces when multivif support is enabled.
373 /* Enable Probe Request reporting for P2P */
374 ret
= ath6kl_wmi_probe_report_req_cmd(ar
->wmi
, idx
, true);
376 ath6kl_dbg(ATH6KL_DBG_TRC
, "failed to enable Probe "
377 "Request reporting (%d)\n", ret
);
384 int ath6kl_configure_target(struct ath6kl
*ar
)
386 u32 param
, ram_reserved_size
;
387 u8 fw_iftype
, fw_mode
= 0, fw_submode
= 0;
391 * Note: Even though the firmware interface type is
392 * chosen as BSS_STA for all three interfaces, can
393 * be configured to IBSS/AP as long as the fw submode
394 * remains normal mode (0 - AP, STA and IBSS). But
395 * due to an target assert in firmware only one interface is
396 * configured for now.
398 fw_iftype
= HI_OPTION_FW_MODE_BSS_STA
;
400 for (i
= 0; i
< MAX_NUM_VIF
; i
++)
401 fw_mode
|= fw_iftype
<< (i
* HI_OPTION_FW_MODE_BITS
);
404 * By default, submodes :
405 * vif[0] - AP/STA/IBSS
406 * vif[1] - "P2P dev"/"P2P GO"/"P2P Client"
407 * vif[2] - "P2P dev"/"P2P GO"/"P2P Client"
410 for (i
= 0; i
< ar
->max_norm_iface
; i
++)
411 fw_submode
|= HI_OPTION_FW_SUBMODE_NONE
<<
412 (i
* HI_OPTION_FW_SUBMODE_BITS
);
414 for (i
= ar
->max_norm_iface
; i
< MAX_NUM_VIF
; i
++)
415 fw_submode
|= HI_OPTION_FW_SUBMODE_P2PDEV
<<
416 (i
* HI_OPTION_FW_SUBMODE_BITS
);
419 * FIXME: This needs to be removed once the multivif
420 * support is enabled.
423 fw_submode
= HI_OPTION_FW_SUBMODE_P2PDEV
;
425 param
= HTC_PROTOCOL_VERSION
;
426 if (ath6kl_bmi_write(ar
,
427 ath6kl_get_hi_item_addr(ar
,
428 HI_ITEM(hi_app_host_interest
)),
429 (u8
*)¶m
, 4) != 0) {
430 ath6kl_err("bmi_write_memory for htc version failed\n");
434 /* set the firmware mode to STA/IBSS/AP */
437 if (ath6kl_bmi_read(ar
,
438 ath6kl_get_hi_item_addr(ar
,
439 HI_ITEM(hi_option_flag
)),
440 (u8
*)¶m
, 4) != 0) {
441 ath6kl_err("bmi_read_memory for setting fwmode failed\n");
445 param
|= (MAX_NUM_VIF
<< HI_OPTION_NUM_DEV_SHIFT
);
446 param
|= fw_mode
<< HI_OPTION_FW_MODE_SHIFT
;
447 param
|= fw_submode
<< HI_OPTION_FW_SUBMODE_SHIFT
;
449 param
|= (0 << HI_OPTION_MAC_ADDR_METHOD_SHIFT
);
450 param
|= (0 << HI_OPTION_FW_BRIDGE_SHIFT
);
452 if (ath6kl_bmi_write(ar
,
453 ath6kl_get_hi_item_addr(ar
,
454 HI_ITEM(hi_option_flag
)),
457 ath6kl_err("bmi_write_memory for setting fwmode failed\n");
461 ath6kl_dbg(ATH6KL_DBG_TRC
, "firmware mode set\n");
464 * Hardcode the address use for the extended board data
465 * Ideally this should be pre-allocate by the OS at boot time
466 * But since it is a new feature and board data is loaded
467 * at init time, we have to workaround this from host.
468 * It is difficult to patch the firmware boot code,
469 * but possible in theory.
472 param
= ar
->hw
.board_ext_data_addr
;
473 ram_reserved_size
= ar
->hw
.reserved_ram_size
;
475 if (ath6kl_bmi_write(ar
, ath6kl_get_hi_item_addr(ar
,
476 HI_ITEM(hi_board_ext_data
)),
477 (u8
*)¶m
, 4) != 0) {
478 ath6kl_err("bmi_write_memory for hi_board_ext_data failed\n");
482 if (ath6kl_bmi_write(ar
, ath6kl_get_hi_item_addr(ar
,
483 HI_ITEM(hi_end_ram_reserve_sz
)),
484 (u8
*)&ram_reserved_size
, 4) != 0) {
485 ath6kl_err("bmi_write_memory for hi_end_ram_reserve_sz failed\n");
489 /* set the block size for the target */
490 if (ath6kl_set_htc_params(ar
, MBOX_YIELD_LIMIT
, 0))
491 /* use default number of control buffers */
497 void ath6kl_core_free(struct ath6kl
*ar
)
499 wiphy_free(ar
->wiphy
);
502 void ath6kl_core_cleanup(struct ath6kl
*ar
)
504 ath6kl_hif_power_off(ar
);
506 destroy_workqueue(ar
->ath6kl_wq
);
509 ath6kl_htc_cleanup(ar
->htc_target
);
511 ath6kl_cookie_cleanup(ar
);
513 ath6kl_cleanup_amsdu_rxbufs(ar
);
515 ath6kl_bmi_cleanup(ar
);
517 ath6kl_debug_cleanup(ar
);
524 ath6kl_deinit_ieee80211_hw(ar
);
527 /* firmware upload */
528 static int ath6kl_get_fw(struct ath6kl
*ar
, const char *filename
,
529 u8
**fw
, size_t *fw_len
)
531 const struct firmware
*fw_entry
;
534 ret
= request_firmware(&fw_entry
, filename
, ar
->dev
);
538 *fw_len
= fw_entry
->size
;
539 *fw
= kmemdup(fw_entry
->data
, fw_entry
->size
, GFP_KERNEL
);
544 release_firmware(fw_entry
);
550 static const char *get_target_ver_dir(const struct ath6kl
*ar
)
552 switch (ar
->version
.target_ver
) {
553 case AR6003_REV1_VERSION
:
554 return "ath6k/AR6003/hw1.0";
555 case AR6003_REV2_VERSION
:
556 return "ath6k/AR6003/hw2.0";
557 case AR6003_REV3_VERSION
:
558 return "ath6k/AR6003/hw2.1.1";
560 ath6kl_warn("%s: unsupported target version 0x%x.\n", __func__
,
561 ar
->version
.target_ver
);
566 * Check the device tree for a board-id and use it to construct
567 * the pathname to the firmware file. Used (for now) to find a
568 * fallback to the "bdata.bin" file--typically a symlink to the
569 * appropriate board-specific file.
571 static bool check_device_tree(struct ath6kl
*ar
)
573 static const char *board_id_prop
= "atheros,board-id";
574 struct device_node
*node
;
575 char board_filename
[64];
576 const char *board_id
;
579 for_each_compatible_node(node
, NULL
, "atheros,ath6kl") {
580 board_id
= of_get_property(node
, board_id_prop
, NULL
);
581 if (board_id
== NULL
) {
582 ath6kl_warn("No \"%s\" property on %s node.\n",
583 board_id_prop
, node
->name
);
586 snprintf(board_filename
, sizeof(board_filename
),
587 "%s/bdata.%s.bin", get_target_ver_dir(ar
), board_id
);
589 ret
= ath6kl_get_fw(ar
, board_filename
, &ar
->fw_board
,
592 ath6kl_err("Failed to get DT board file %s: %d\n",
593 board_filename
, ret
);
601 static bool check_device_tree(struct ath6kl
*ar
)
605 #endif /* CONFIG_OF */
607 static int ath6kl_fetch_board_file(struct ath6kl
*ar
)
609 const char *filename
;
612 if (ar
->fw_board
!= NULL
)
615 switch (ar
->version
.target_ver
) {
616 case AR6003_REV2_VERSION
:
617 filename
= AR6003_REV2_BOARD_DATA_FILE
;
619 case AR6004_REV1_VERSION
:
620 filename
= AR6004_REV1_BOARD_DATA_FILE
;
623 filename
= AR6003_REV3_BOARD_DATA_FILE
;
627 ret
= ath6kl_get_fw(ar
, filename
, &ar
->fw_board
,
630 /* managed to get proper board file */
634 if (check_device_tree(ar
)) {
635 /* got board file from device tree */
639 /* there was no proper board file, try to use default instead */
640 ath6kl_warn("Failed to get board file %s (%d), trying to find default board file.\n",
643 switch (ar
->version
.target_ver
) {
644 case AR6003_REV2_VERSION
:
645 filename
= AR6003_REV2_DEFAULT_BOARD_DATA_FILE
;
647 case AR6004_REV1_VERSION
:
648 filename
= AR6004_REV1_DEFAULT_BOARD_DATA_FILE
;
651 filename
= AR6003_REV3_DEFAULT_BOARD_DATA_FILE
;
655 ret
= ath6kl_get_fw(ar
, filename
, &ar
->fw_board
,
658 ath6kl_err("Failed to get default board file %s: %d\n",
663 ath6kl_warn("WARNING! No proper board file was not found, instead using a default board file.\n");
664 ath6kl_warn("Most likely your hardware won't work as specified. Install correct board file!\n");
669 static int ath6kl_fetch_otp_file(struct ath6kl
*ar
)
671 const char *filename
;
674 if (ar
->fw_otp
!= NULL
)
677 switch (ar
->version
.target_ver
) {
678 case AR6003_REV2_VERSION
:
679 filename
= AR6003_REV2_OTP_FILE
;
681 case AR6004_REV1_VERSION
:
682 ath6kl_dbg(ATH6KL_DBG_TRC
, "AR6004 doesn't need OTP file\n");
686 filename
= AR6003_REV3_OTP_FILE
;
690 ret
= ath6kl_get_fw(ar
, filename
, &ar
->fw_otp
,
693 ath6kl_err("Failed to get OTP file %s: %d\n",
701 static int ath6kl_fetch_fw_file(struct ath6kl
*ar
)
703 const char *filename
;
710 switch (ar
->version
.target_ver
) {
711 case AR6003_REV2_VERSION
:
712 filename
= AR6003_REV2_TCMD_FIRMWARE_FILE
;
714 case AR6003_REV3_VERSION
:
715 filename
= AR6003_REV3_TCMD_FIRMWARE_FILE
;
717 case AR6004_REV1_VERSION
:
718 ath6kl_warn("testmode not supported with ar6004\n");
721 ath6kl_warn("unknown target version: 0x%x\n",
722 ar
->version
.target_ver
);
726 set_bit(TESTMODE
, &ar
->flag
);
731 switch (ar
->version
.target_ver
) {
732 case AR6003_REV2_VERSION
:
733 filename
= AR6003_REV2_FIRMWARE_FILE
;
735 case AR6004_REV1_VERSION
:
736 filename
= AR6004_REV1_FIRMWARE_FILE
;
739 filename
= AR6003_REV3_FIRMWARE_FILE
;
744 ret
= ath6kl_get_fw(ar
, filename
, &ar
->fw
, &ar
->fw_len
);
746 ath6kl_err("Failed to get firmware file %s: %d\n",
754 static int ath6kl_fetch_patch_file(struct ath6kl
*ar
)
756 const char *filename
;
759 switch (ar
->version
.target_ver
) {
760 case AR6003_REV2_VERSION
:
761 filename
= AR6003_REV2_PATCH_FILE
;
763 case AR6004_REV1_VERSION
:
764 /* FIXME: implement for AR6004 */
768 filename
= AR6003_REV3_PATCH_FILE
;
772 if (ar
->fw_patch
== NULL
) {
773 ret
= ath6kl_get_fw(ar
, filename
, &ar
->fw_patch
,
776 ath6kl_err("Failed to get patch file %s: %d\n",
785 static int ath6kl_fetch_fw_api1(struct ath6kl
*ar
)
789 ret
= ath6kl_fetch_otp_file(ar
);
793 ret
= ath6kl_fetch_fw_file(ar
);
797 ret
= ath6kl_fetch_patch_file(ar
);
804 static int ath6kl_fetch_fw_api2(struct ath6kl
*ar
)
806 size_t magic_len
, len
, ie_len
;
807 const struct firmware
*fw
;
808 struct ath6kl_fw_ie
*hdr
;
809 const char *filename
;
811 int ret
, ie_id
, i
, index
, bit
;
814 switch (ar
->version
.target_ver
) {
815 case AR6003_REV2_VERSION
:
816 filename
= AR6003_REV2_FIRMWARE_2_FILE
;
818 case AR6003_REV3_VERSION
:
819 filename
= AR6003_REV3_FIRMWARE_2_FILE
;
821 case AR6004_REV1_VERSION
:
822 filename
= AR6004_REV1_FIRMWARE_2_FILE
;
828 ret
= request_firmware(&fw
, filename
, ar
->dev
);
835 /* magic also includes the null byte, check that as well */
836 magic_len
= strlen(ATH6KL_FIRMWARE_MAGIC
) + 1;
838 if (len
< magic_len
) {
843 if (memcmp(data
, ATH6KL_FIRMWARE_MAGIC
, magic_len
) != 0) {
852 while (len
> sizeof(struct ath6kl_fw_ie
)) {
853 /* hdr is unaligned! */
854 hdr
= (struct ath6kl_fw_ie
*) data
;
856 ie_id
= le32_to_cpup(&hdr
->id
);
857 ie_len
= le32_to_cpup(&hdr
->len
);
860 data
+= sizeof(*hdr
);
868 case ATH6KL_FW_IE_OTP_IMAGE
:
869 ath6kl_dbg(ATH6KL_DBG_BOOT
, "found otp image ie (%zd B)\n",
872 ar
->fw_otp
= kmemdup(data
, ie_len
, GFP_KERNEL
);
874 if (ar
->fw_otp
== NULL
) {
879 ar
->fw_otp_len
= ie_len
;
881 case ATH6KL_FW_IE_FW_IMAGE
:
882 ath6kl_dbg(ATH6KL_DBG_BOOT
, "found fw image ie (%zd B)\n",
885 ar
->fw
= kmemdup(data
, ie_len
, GFP_KERNEL
);
887 if (ar
->fw
== NULL
) {
894 case ATH6KL_FW_IE_PATCH_IMAGE
:
895 ath6kl_dbg(ATH6KL_DBG_BOOT
, "found patch image ie (%zd B)\n",
898 ar
->fw_patch
= kmemdup(data
, ie_len
, GFP_KERNEL
);
900 if (ar
->fw_patch
== NULL
) {
905 ar
->fw_patch_len
= ie_len
;
907 case ATH6KL_FW_IE_RESERVED_RAM_SIZE
:
908 val
= (__le32
*) data
;
909 ar
->hw
.reserved_ram_size
= le32_to_cpup(val
);
911 ath6kl_dbg(ATH6KL_DBG_BOOT
,
912 "found reserved ram size ie 0x%d\n",
913 ar
->hw
.reserved_ram_size
);
915 case ATH6KL_FW_IE_CAPABILITIES
:
916 ath6kl_dbg(ATH6KL_DBG_BOOT
,
917 "found firmware capabilities ie (%zd B)\n",
920 for (i
= 0; i
< ATH6KL_FW_CAPABILITY_MAX
; i
++) {
921 index
= ALIGN(i
, 8) / 8;
924 if (data
[index
] & (1 << bit
))
925 __set_bit(i
, ar
->fw_capabilities
);
928 ath6kl_dbg_dump(ATH6KL_DBG_BOOT
, "capabilities", "",
930 sizeof(ar
->fw_capabilities
));
932 case ATH6KL_FW_IE_PATCH_ADDR
:
933 if (ie_len
!= sizeof(*val
))
936 val
= (__le32
*) data
;
937 ar
->hw
.dataset_patch_addr
= le32_to_cpup(val
);
939 ath6kl_dbg(ATH6KL_DBG_BOOT
,
940 "found patch address ie 0x%d\n",
941 ar
->hw
.dataset_patch_addr
);
944 ath6kl_dbg(ATH6KL_DBG_BOOT
, "Unknown fw ie: %u\n",
945 le32_to_cpup(&hdr
->id
));
955 release_firmware(fw
);
960 static int ath6kl_fetch_firmwares(struct ath6kl
*ar
)
964 ret
= ath6kl_fetch_board_file(ar
);
968 ret
= ath6kl_fetch_fw_api2(ar
);
970 ath6kl_dbg(ATH6KL_DBG_BOOT
, "using fw api 2\n");
974 ret
= ath6kl_fetch_fw_api1(ar
);
978 ath6kl_dbg(ATH6KL_DBG_BOOT
, "using fw api 1\n");
983 static int ath6kl_upload_board_file(struct ath6kl
*ar
)
985 u32 board_address
, board_ext_address
, param
;
986 u32 board_data_size
, board_ext_data_size
;
989 if (WARN_ON(ar
->fw_board
== NULL
))
993 * Determine where in Target RAM to write Board Data.
994 * For AR6004, host determine Target RAM address for
995 * writing board data.
997 if (ar
->target_type
== TARGET_TYPE_AR6004
) {
998 board_address
= AR6004_REV1_BOARD_DATA_ADDRESS
;
1000 ath6kl_get_hi_item_addr(ar
,
1001 HI_ITEM(hi_board_data
)),
1002 (u8
*) &board_address
, 4);
1005 ath6kl_get_hi_item_addr(ar
,
1006 HI_ITEM(hi_board_data
)),
1007 (u8
*) &board_address
, 4);
1010 /* determine where in target ram to write extended board data */
1012 ath6kl_get_hi_item_addr(ar
,
1013 HI_ITEM(hi_board_ext_data
)),
1014 (u8
*) &board_ext_address
, 4);
1016 if (board_ext_address
== 0) {
1017 ath6kl_err("Failed to get board file target address.\n");
1021 switch (ar
->target_type
) {
1022 case TARGET_TYPE_AR6003
:
1023 board_data_size
= AR6003_BOARD_DATA_SZ
;
1024 board_ext_data_size
= AR6003_BOARD_EXT_DATA_SZ
;
1026 case TARGET_TYPE_AR6004
:
1027 board_data_size
= AR6004_BOARD_DATA_SZ
;
1028 board_ext_data_size
= AR6004_BOARD_EXT_DATA_SZ
;
1036 if (ar
->fw_board_len
== (board_data_size
+
1037 board_ext_data_size
)) {
1039 /* write extended board data */
1040 ath6kl_dbg(ATH6KL_DBG_BOOT
,
1041 "writing extended board data to 0x%x (%d B)\n",
1042 board_ext_address
, board_ext_data_size
);
1044 ret
= ath6kl_bmi_write(ar
, board_ext_address
,
1045 ar
->fw_board
+ board_data_size
,
1046 board_ext_data_size
);
1048 ath6kl_err("Failed to write extended board data: %d\n",
1053 /* record that extended board data is initialized */
1054 param
= (board_ext_data_size
<< 16) | 1;
1056 ath6kl_bmi_write(ar
,
1057 ath6kl_get_hi_item_addr(ar
,
1058 HI_ITEM(hi_board_ext_data_config
)),
1059 (unsigned char *) ¶m
, 4);
1062 if (ar
->fw_board_len
< board_data_size
) {
1063 ath6kl_err("Too small board file: %zu\n", ar
->fw_board_len
);
1068 ath6kl_dbg(ATH6KL_DBG_BOOT
, "writing board file to 0x%x (%d B)\n",
1069 board_address
, board_data_size
);
1071 ret
= ath6kl_bmi_write(ar
, board_address
, ar
->fw_board
,
1075 ath6kl_err("Board file bmi write failed: %d\n", ret
);
1079 /* record the fact that Board Data IS initialized */
1081 ath6kl_bmi_write(ar
,
1082 ath6kl_get_hi_item_addr(ar
,
1083 HI_ITEM(hi_board_data_initialized
)),
1089 static int ath6kl_upload_otp(struct ath6kl
*ar
)
1092 bool from_hw
= false;
1095 if (WARN_ON(ar
->fw_otp
== NULL
))
1098 address
= ar
->hw
.app_load_addr
;
1100 ath6kl_dbg(ATH6KL_DBG_BOOT
, "writing otp to 0x%x (%zd B)\n", address
,
1103 ret
= ath6kl_bmi_fast_download(ar
, address
, ar
->fw_otp
,
1106 ath6kl_err("Failed to upload OTP file: %d\n", ret
);
1110 /* read firmware start address */
1111 ret
= ath6kl_bmi_read(ar
,
1112 ath6kl_get_hi_item_addr(ar
,
1113 HI_ITEM(hi_app_start
)),
1114 (u8
*) &address
, sizeof(address
));
1117 ath6kl_err("Failed to read hi_app_start: %d\n", ret
);
1121 if (ar
->hw
.app_start_override_addr
== 0) {
1122 ar
->hw
.app_start_override_addr
= address
;
1126 ath6kl_dbg(ATH6KL_DBG_BOOT
, "app_start_override_addr%s 0x%x\n",
1127 from_hw
? " (from hw)" : "",
1128 ar
->hw
.app_start_override_addr
);
1130 /* execute the OTP code */
1131 ath6kl_dbg(ATH6KL_DBG_BOOT
, "executing OTP at 0x%x\n",
1132 ar
->hw
.app_start_override_addr
);
1134 ath6kl_bmi_execute(ar
, ar
->hw
.app_start_override_addr
, ¶m
);
1139 static int ath6kl_upload_firmware(struct ath6kl
*ar
)
1144 if (WARN_ON(ar
->fw
== NULL
))
1147 address
= ar
->hw
.app_load_addr
;
1149 ath6kl_dbg(ATH6KL_DBG_BOOT
, "writing firmware to 0x%x (%zd B)\n",
1150 address
, ar
->fw_len
);
1152 ret
= ath6kl_bmi_fast_download(ar
, address
, ar
->fw
, ar
->fw_len
);
1155 ath6kl_err("Failed to write firmware: %d\n", ret
);
1160 * Set starting address for firmware
1161 * Don't need to setup app_start override addr on AR6004
1163 if (ar
->target_type
!= TARGET_TYPE_AR6004
) {
1164 address
= ar
->hw
.app_start_override_addr
;
1165 ath6kl_bmi_set_app_start(ar
, address
);
1170 static int ath6kl_upload_patch(struct ath6kl
*ar
)
1175 if (WARN_ON(ar
->fw_patch
== NULL
))
1178 address
= ar
->hw
.dataset_patch_addr
;
1180 ath6kl_dbg(ATH6KL_DBG_BOOT
, "writing patch to 0x%x (%zd B)\n",
1181 address
, ar
->fw_patch_len
);
1183 ret
= ath6kl_bmi_write(ar
, address
, ar
->fw_patch
, ar
->fw_patch_len
);
1185 ath6kl_err("Failed to write patch file: %d\n", ret
);
1190 ath6kl_bmi_write(ar
,
1191 ath6kl_get_hi_item_addr(ar
,
1192 HI_ITEM(hi_dset_list_head
)),
1193 (unsigned char *) ¶m
, 4);
1198 static int ath6kl_init_upload(struct ath6kl
*ar
)
1200 u32 param
, options
, sleep
, address
;
1203 if (ar
->target_type
!= TARGET_TYPE_AR6003
&&
1204 ar
->target_type
!= TARGET_TYPE_AR6004
)
1207 /* temporarily disable system sleep */
1208 address
= MBOX_BASE_ADDRESS
+ LOCAL_SCRATCH_ADDRESS
;
1209 status
= ath6kl_bmi_reg_read(ar
, address
, ¶m
);
1215 param
|= ATH6KL_OPTION_SLEEP_DISABLE
;
1216 status
= ath6kl_bmi_reg_write(ar
, address
, param
);
1220 address
= RTC_BASE_ADDRESS
+ SYSTEM_SLEEP_ADDRESS
;
1221 status
= ath6kl_bmi_reg_read(ar
, address
, ¶m
);
1227 param
|= SM(SYSTEM_SLEEP_DISABLE
, 1);
1228 status
= ath6kl_bmi_reg_write(ar
, address
, param
);
1232 ath6kl_dbg(ATH6KL_DBG_TRC
, "old options: %d, old sleep: %d\n",
1235 /* program analog PLL register */
1236 /* no need to control 40/44MHz clock on AR6004 */
1237 if (ar
->target_type
!= TARGET_TYPE_AR6004
) {
1238 status
= ath6kl_bmi_reg_write(ar
, ATH6KL_ANALOG_PLL_REGISTER
,
1244 /* Run at 80/88MHz by default */
1245 param
= SM(CPU_CLOCK_STANDARD
, 1);
1247 address
= RTC_BASE_ADDRESS
+ CPU_CLOCK_ADDRESS
;
1248 status
= ath6kl_bmi_reg_write(ar
, address
, param
);
1254 address
= RTC_BASE_ADDRESS
+ LPO_CAL_ADDRESS
;
1255 param
= SM(LPO_CAL_ENABLE
, 1);
1256 status
= ath6kl_bmi_reg_write(ar
, address
, param
);
1260 /* WAR to avoid SDIO CRC err */
1261 if (ar
->version
.target_ver
== AR6003_REV2_VERSION
) {
1262 ath6kl_err("temporary war to avoid sdio crc error\n");
1266 address
= GPIO_BASE_ADDRESS
+ GPIO_PIN10_ADDRESS
;
1267 status
= ath6kl_bmi_reg_write(ar
, address
, param
);
1271 address
= GPIO_BASE_ADDRESS
+ GPIO_PIN11_ADDRESS
;
1272 status
= ath6kl_bmi_reg_write(ar
, address
, param
);
1276 address
= GPIO_BASE_ADDRESS
+ GPIO_PIN12_ADDRESS
;
1277 status
= ath6kl_bmi_reg_write(ar
, address
, param
);
1281 address
= GPIO_BASE_ADDRESS
+ GPIO_PIN13_ADDRESS
;
1282 status
= ath6kl_bmi_reg_write(ar
, address
, param
);
1287 /* write EEPROM data to Target RAM */
1288 status
= ath6kl_upload_board_file(ar
);
1292 /* transfer One time Programmable data */
1293 status
= ath6kl_upload_otp(ar
);
1297 /* Download Target firmware */
1298 status
= ath6kl_upload_firmware(ar
);
1302 status
= ath6kl_upload_patch(ar
);
1306 /* Restore system sleep */
1307 address
= RTC_BASE_ADDRESS
+ SYSTEM_SLEEP_ADDRESS
;
1308 status
= ath6kl_bmi_reg_write(ar
, address
, sleep
);
1312 address
= MBOX_BASE_ADDRESS
+ LOCAL_SCRATCH_ADDRESS
;
1313 param
= options
| 0x20;
1314 status
= ath6kl_bmi_reg_write(ar
, address
, param
);
1318 /* Configure GPIO AR6003 UART */
1319 param
= CONFIG_AR600x_DEBUG_UART_TX_PIN
;
1320 status
= ath6kl_bmi_write(ar
,
1321 ath6kl_get_hi_item_addr(ar
,
1322 HI_ITEM(hi_dbg_uart_txpin
)),
1328 static int ath6kl_init_hw_params(struct ath6kl
*ar
)
1330 switch (ar
->version
.target_ver
) {
1331 case AR6003_REV2_VERSION
:
1332 ar
->hw
.dataset_patch_addr
= AR6003_REV2_DATASET_PATCH_ADDRESS
;
1333 ar
->hw
.app_load_addr
= AR6003_REV2_APP_LOAD_ADDRESS
;
1334 ar
->hw
.board_ext_data_addr
= AR6003_REV2_BOARD_EXT_DATA_ADDRESS
;
1335 ar
->hw
.reserved_ram_size
= AR6003_REV2_RAM_RESERVE_SIZE
;
1337 /* hw2.0 needs override address hardcoded */
1338 ar
->hw
.app_start_override_addr
= 0x944C00;
1341 case AR6003_REV3_VERSION
:
1342 ar
->hw
.dataset_patch_addr
= AR6003_REV3_DATASET_PATCH_ADDRESS
;
1343 ar
->hw
.app_load_addr
= 0x1234;
1344 ar
->hw
.board_ext_data_addr
= AR6003_REV3_BOARD_EXT_DATA_ADDRESS
;
1345 ar
->hw
.reserved_ram_size
= AR6003_REV3_RAM_RESERVE_SIZE
;
1347 case AR6004_REV1_VERSION
:
1348 ar
->hw
.dataset_patch_addr
= AR6003_REV2_DATASET_PATCH_ADDRESS
;
1349 ar
->hw
.app_load_addr
= AR6003_REV3_APP_LOAD_ADDRESS
;
1350 ar
->hw
.board_ext_data_addr
= AR6004_REV1_BOARD_EXT_DATA_ADDRESS
;
1351 ar
->hw
.reserved_ram_size
= AR6004_REV1_RAM_RESERVE_SIZE
;
1354 ath6kl_err("Unsupported hardware version: 0x%x\n",
1355 ar
->version
.target_ver
);
1359 ath6kl_dbg(ATH6KL_DBG_BOOT
,
1360 "target_ver 0x%x target_type 0x%x dataset_patch 0x%x app_load_addr 0x%x\n",
1361 ar
->version
.target_ver
, ar
->target_type
,
1362 ar
->hw
.dataset_patch_addr
, ar
->hw
.app_load_addr
);
1363 ath6kl_dbg(ATH6KL_DBG_BOOT
,
1364 "app_start_override_addr 0x%x board_ext_data_addr 0x%x reserved_ram_size 0x%x",
1365 ar
->hw
.app_start_override_addr
, ar
->hw
.board_ext_data_addr
,
1366 ar
->hw
.reserved_ram_size
);
1371 int ath6kl_init_hw_start(struct ath6kl
*ar
)
1376 ath6kl_dbg(ATH6KL_DBG_BOOT
, "hw start\n");
1378 ret
= ath6kl_hif_power_on(ar
);
1382 ret
= ath6kl_configure_target(ar
);
1386 ret
= ath6kl_init_upload(ar
);
1390 /* Do we need to finish the BMI phase */
1391 /* FIXME: return error from ath6kl_bmi_done() */
1392 if (ath6kl_bmi_done(ar
)) {
1398 * The reason we have to wait for the target here is that the
1399 * driver layer has to init BMI in order to set the host block
1402 if (ath6kl_htc_wait_target(ar
->htc_target
)) {
1407 if (ath6kl_init_service_ep(ar
)) {
1409 goto err_cleanup_scatter
;
1412 /* setup credit distribution */
1413 ath6kl_credit_setup(ar
->htc_target
, &ar
->credit_state_info
);
1416 ret
= ath6kl_htc_start(ar
->htc_target
);
1418 /* FIXME: call this */
1419 ath6kl_cookie_cleanup(ar
);
1420 goto err_cleanup_scatter
;
1423 /* Wait for Wmi event to be ready */
1424 timeleft
= wait_event_interruptible_timeout(ar
->event_wq
,
1429 ath6kl_dbg(ATH6KL_DBG_BOOT
, "firmware booted\n");
1431 if (ar
->version
.abi_ver
!= ATH6KL_ABI_VERSION
) {
1432 ath6kl_err("abi version mismatch: host(0x%x), target(0x%x)\n",
1433 ATH6KL_ABI_VERSION
, ar
->version
.abi_ver
);
1438 if (!timeleft
|| signal_pending(current
)) {
1439 ath6kl_err("wmi is not ready or wait was interrupted\n");
1444 ath6kl_dbg(ATH6KL_DBG_TRC
, "%s: wmi is ready\n", __func__
);
1446 /* communicate the wmi protocol verision to the target */
1447 /* FIXME: return error */
1448 if ((ath6kl_set_host_app_area(ar
)) != 0)
1449 ath6kl_err("unable to set the host app area\n");
1451 for (i
= 0; i
< MAX_NUM_VIF
; i
++) {
1452 ret
= ath6kl_target_config_wlan_params(ar
, i
);
1457 ar
->state
= ATH6KL_STATE_ON
;
1462 ath6kl_htc_stop(ar
->htc_target
);
1463 err_cleanup_scatter
:
1464 ath6kl_hif_cleanup_scatter(ar
);
1466 ath6kl_hif_power_off(ar
);
1471 int ath6kl_init_hw_stop(struct ath6kl
*ar
)
1475 ath6kl_dbg(ATH6KL_DBG_BOOT
, "hw stop\n");
1477 ath6kl_htc_stop(ar
->htc_target
);
1479 ath6kl_hif_stop(ar
);
1481 ath6kl_bmi_reset(ar
);
1483 ret
= ath6kl_hif_power_off(ar
);
1485 ath6kl_warn("failed to power off hif: %d\n", ret
);
1487 ar
->state
= ATH6KL_STATE_OFF
;
1492 int ath6kl_core_init(struct ath6kl
*ar
)
1494 struct ath6kl_bmi_target_info targ_info
;
1495 struct net_device
*ndev
;
1498 ar
->ath6kl_wq
= create_singlethread_workqueue("ath6kl");
1502 ret
= ath6kl_bmi_init(ar
);
1507 * Turn on power to get hardware (target) version and leave power
1508 * on delibrately as we will boot the hardware anyway within few
1511 ret
= ath6kl_hif_power_on(ar
);
1513 goto err_bmi_cleanup
;
1515 ret
= ath6kl_bmi_get_target_info(ar
, &targ_info
);
1519 ar
->version
.target_ver
= le32_to_cpu(targ_info
.version
);
1520 ar
->target_type
= le32_to_cpu(targ_info
.type
);
1521 ar
->wiphy
->hw_version
= le32_to_cpu(targ_info
.version
);
1523 ret
= ath6kl_init_hw_params(ar
);
1527 ar
->htc_target
= ath6kl_htc_create(ar
);
1529 if (!ar
->htc_target
) {
1534 ret
= ath6kl_fetch_firmwares(ar
);
1536 goto err_htc_cleanup
;
1538 /* FIXME: we should free all firmwares in the error cases below */
1540 /* Indicate that WMI is enabled (although not ready yet) */
1541 set_bit(WMI_ENABLED
, &ar
->flag
);
1542 ar
->wmi
= ath6kl_wmi_init(ar
);
1544 ath6kl_err("failed to initialize wmi\n");
1546 goto err_htc_cleanup
;
1549 ath6kl_dbg(ATH6KL_DBG_TRC
, "%s: got wmi @ 0x%p.\n", __func__
, ar
->wmi
);
1551 ret
= ath6kl_register_ieee80211_hw(ar
);
1553 goto err_node_cleanup
;
1555 ret
= ath6kl_debug_init(ar
);
1557 wiphy_unregister(ar
->wiphy
);
1558 goto err_node_cleanup
;
1561 for (i
= 0; i
< MAX_NUM_VIF
; i
++)
1562 ar
->avail_idx_map
|= BIT(i
);
1566 /* Add an initial station interface */
1567 ndev
= ath6kl_interface_add(ar
, "wlan%d", NL80211_IFTYPE_STATION
, 0,
1573 ath6kl_err("Failed to instantiate a network device\n");
1575 wiphy_unregister(ar
->wiphy
);
1576 goto err_debug_init
;
1580 ath6kl_dbg(ATH6KL_DBG_TRC
, "%s: name=%s dev=0x%p, ar=0x%p\n",
1581 __func__
, ndev
->name
, ndev
, ar
);
1583 /* setup access class priority mappings */
1584 ar
->ac_stream_pri_map
[WMM_AC_BK
] = 0; /* lowest */
1585 ar
->ac_stream_pri_map
[WMM_AC_BE
] = 1;
1586 ar
->ac_stream_pri_map
[WMM_AC_VI
] = 2;
1587 ar
->ac_stream_pri_map
[WMM_AC_VO
] = 3; /* highest */
1589 /* give our connected endpoints some buffers */
1590 ath6kl_rx_refill(ar
->htc_target
, ar
->ctrl_ep
);
1591 ath6kl_rx_refill(ar
->htc_target
, ar
->ac2ep_map
[WMM_AC_BE
]);
1593 /* allocate some buffers that handle larger AMSDU frames */
1594 ath6kl_refill_amsdu_rxbufs(ar
, ATH6KL_MAX_AMSDU_RX_BUFFERS
);
1596 ath6kl_cookie_init(ar
);
1598 ar
->conf_flags
= ATH6KL_CONF_IGNORE_ERP_BARKER
|
1599 ATH6KL_CONF_ENABLE_11N
| ATH6KL_CONF_ENABLE_TX_BURST
;
1601 if (suspend_cutpower
)
1602 ar
->conf_flags
|= ATH6KL_CONF_SUSPEND_CUTPOWER
;
1604 ar
->wiphy
->flags
|= WIPHY_FLAG_SUPPORTS_FW_ROAM
|
1605 WIPHY_FLAG_HAVE_AP_SME
|
1606 WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL
;
1608 set_bit(FIRST_BOOT
, &ar
->flag
);
1610 ret
= ath6kl_init_hw_start(ar
);
1612 ath6kl_err("Failed to start hardware: %d\n", ret
);
1613 goto err_rxbuf_cleanup
;
1617 * Set mac address which is received in ready event
1618 * FIXME: Move to ath6kl_interface_add()
1620 memcpy(ndev
->dev_addr
, ar
->mac_addr
, ETH_ALEN
);
1625 ath6kl_htc_flush_rx_buf(ar
->htc_target
);
1626 ath6kl_cleanup_amsdu_rxbufs(ar
);
1628 ath6kl_deinit_if_data(netdev_priv(ndev
));
1630 wiphy_unregister(ar
->wiphy
);
1632 ath6kl_debug_cleanup(ar
);
1634 ath6kl_wmi_shutdown(ar
->wmi
);
1635 clear_bit(WMI_ENABLED
, &ar
->flag
);
1638 ath6kl_htc_cleanup(ar
->htc_target
);
1640 ath6kl_hif_power_off(ar
);
1642 ath6kl_bmi_cleanup(ar
);
1644 destroy_workqueue(ar
->ath6kl_wq
);
1649 void ath6kl_cleanup_vif(struct ath6kl_vif
*vif
, bool wmi_ready
)
1651 static u8 bcast_mac
[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
1654 netif_stop_queue(vif
->ndev
);
1656 clear_bit(WLAN_ENABLED
, &vif
->flags
);
1659 discon_issued
= test_bit(CONNECTED
, &vif
->flags
) ||
1660 test_bit(CONNECT_PEND
, &vif
->flags
);
1661 ath6kl_disconnect(vif
);
1662 del_timer(&vif
->disconnect_timer
);
1665 ath6kl_disconnect_event(vif
, DISCONNECT_CMD
,
1666 (vif
->nw_type
& AP_NETWORK
) ?
1667 bcast_mac
: vif
->bssid
,
1671 if (vif
->scan_req
) {
1672 cfg80211_scan_done(vif
->scan_req
, true);
1673 vif
->scan_req
= NULL
;
1677 void ath6kl_stop_txrx(struct ath6kl
*ar
)
1679 struct ath6kl_vif
*vif
, *tmp_vif
;
1681 set_bit(DESTROY_IN_PROGRESS
, &ar
->flag
);
1683 if (down_interruptible(&ar
->sem
)) {
1684 ath6kl_err("down_interruptible failed\n");
1688 spin_lock_bh(&ar
->list_lock
);
1689 list_for_each_entry_safe(vif
, tmp_vif
, &ar
->vif_list
, list
) {
1690 list_del(&vif
->list
);
1691 spin_unlock_bh(&ar
->list_lock
);
1692 ath6kl_cleanup_vif(vif
, test_bit(WMI_READY
, &ar
->flag
));
1694 ath6kl_deinit_if_data(vif
);
1696 spin_lock_bh(&ar
->list_lock
);
1698 spin_unlock_bh(&ar
->list_lock
);
1700 clear_bit(WMI_READY
, &ar
->flag
);
1703 * After wmi_shudown all WMI events will be dropped. We
1704 * need to cleanup the buffers allocated in AP mode and
1705 * give disconnect notification to stack, which usually
1706 * happens in the disconnect_event. Simulate the disconnect
1707 * event by calling the function directly. Sometimes
1708 * disconnect_event will be received when the debug logs
1711 ath6kl_wmi_shutdown(ar
->wmi
);
1713 clear_bit(WMI_ENABLED
, &ar
->flag
);
1714 if (ar
->htc_target
) {
1715 ath6kl_dbg(ATH6KL_DBG_TRC
, "%s: shut down htc\n", __func__
);
1716 ath6kl_htc_stop(ar
->htc_target
);
1720 * Try to reset the device if we can. The driver may have been
1721 * configure NOT to reset the target during a debug session.
1723 ath6kl_dbg(ATH6KL_DBG_TRC
,
1724 "attempting to reset target on instance destroy\n");
1725 ath6kl_reset_device(ar
, ar
->target_type
, true, true);
1727 clear_bit(WLAN_ENABLED
, &ar
->flag
);