2 * Marvell Wireless LAN device driver: HW/FW Initialization
4 * Copyright (C) 2011, Marvell International Ltd.
6 * This software file (the "File") is distributed by Marvell International
7 * Ltd. under the terms of the GNU General Public License Version 2, June 1991
8 * (the "License"). You may use, redistribute and/or modify this File in
9 * accordance with the terms and conditions of the License, a copy of which
10 * is available by writing to the Free Software Foundation, Inc.,
11 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
12 * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
14 * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
16 * ARE EXPRESSLY DISCLAIMED. The License provides additional details about
17 * this warranty disclaimer.
29 * This function adds a BSS priority table to the table list.
31 * The function allocates a new BSS priority table node and adds it to
32 * the end of BSS priority table list, kept in driver memory.
34 static int mwifiex_add_bss_prio_tbl(struct mwifiex_private
*priv
)
36 struct mwifiex_adapter
*adapter
= priv
->adapter
;
37 struct mwifiex_bss_prio_node
*bss_prio
;
38 struct mwifiex_bss_prio_tbl
*tbl
= adapter
->bss_prio_tbl
;
41 bss_prio
= kzalloc(sizeof(struct mwifiex_bss_prio_node
), GFP_KERNEL
);
43 dev_err(adapter
->dev
, "%s: failed to alloc bss_prio\n",
48 bss_prio
->priv
= priv
;
49 INIT_LIST_HEAD(&bss_prio
->list
);
50 if (!tbl
[priv
->bss_priority
].bss_prio_cur
)
51 tbl
[priv
->bss_priority
].bss_prio_cur
= bss_prio
;
53 spin_lock_irqsave(&tbl
[priv
->bss_priority
].bss_prio_lock
, flags
);
54 list_add_tail(&bss_prio
->list
, &tbl
[priv
->bss_priority
].bss_prio_head
);
55 spin_unlock_irqrestore(&tbl
[priv
->bss_priority
].bss_prio_lock
, flags
);
61 * This function initializes the private structure and sets default
62 * values to the members.
64 * Additionally, it also initializes all the locks and sets up all the
67 static int mwifiex_init_priv(struct mwifiex_private
*priv
)
71 priv
->media_connected
= false;
72 memset(priv
->curr_addr
, 0xff, ETH_ALEN
);
74 priv
->pkt_tx_ctrl
= 0;
75 priv
->bss_mode
= NL80211_IFTYPE_UNSPECIFIED
;
76 priv
->data_rate
= 0; /* Initially indicate the rate as auto */
77 priv
->is_data_rate_auto
= true;
78 priv
->bcn_avg_factor
= DEFAULT_BCN_AVG_FACTOR
;
79 priv
->data_avg_factor
= DEFAULT_DATA_AVG_FACTOR
;
81 priv
->sec_info
.wep_enabled
= 0;
82 priv
->sec_info
.authentication_mode
= NL80211_AUTHTYPE_OPEN_SYSTEM
;
83 priv
->sec_info
.encryption_mode
= 0;
84 for (i
= 0; i
< ARRAY_SIZE(priv
->wep_key
); i
++)
85 memset(&priv
->wep_key
[i
], 0, sizeof(struct mwifiex_wep_key
));
86 priv
->wep_key_curr_index
= 0;
87 priv
->curr_pkt_filter
= HostCmd_ACT_MAC_RX_ON
| HostCmd_ACT_MAC_TX_ON
|
88 HostCmd_ACT_MAC_ETHERNETII_ENABLE
;
90 priv
->beacon_period
= 100; /* beacon interval */ ;
91 priv
->attempted_bss_desc
= NULL
;
92 memset(&priv
->curr_bss_params
, 0, sizeof(priv
->curr_bss_params
));
93 priv
->listen_interval
= MWIFIEX_DEFAULT_LISTEN_INTERVAL
;
95 memset(&priv
->prev_ssid
, 0, sizeof(priv
->prev_ssid
));
96 memset(&priv
->prev_bssid
, 0, sizeof(priv
->prev_bssid
));
97 memset(&priv
->assoc_rsp_buf
, 0, sizeof(priv
->assoc_rsp_buf
));
98 priv
->assoc_rsp_size
= 0;
99 priv
->adhoc_channel
= DEFAULT_AD_HOC_CHANNEL
;
100 priv
->atim_window
= 0;
101 priv
->adhoc_state
= ADHOC_IDLE
;
102 priv
->tx_power_level
= 0;
103 priv
->max_tx_power_level
= 0;
104 priv
->min_tx_power_level
= 0;
106 priv
->rxpd_htinfo
= 0;
108 priv
->rate_bitmap
= 0;
109 priv
->data_rssi_last
= 0;
110 priv
->data_rssi_avg
= 0;
111 priv
->data_nf_avg
= 0;
112 priv
->data_nf_last
= 0;
113 priv
->bcn_rssi_last
= 0;
114 priv
->bcn_rssi_avg
= 0;
115 priv
->bcn_nf_avg
= 0;
116 priv
->bcn_nf_last
= 0;
117 memset(&priv
->wpa_ie
, 0, sizeof(priv
->wpa_ie
));
118 memset(&priv
->aes_key
, 0, sizeof(priv
->aes_key
));
119 priv
->wpa_ie_len
= 0;
120 priv
->wpa_is_gtk_set
= false;
122 memset(&priv
->assoc_tlv_buf
, 0, sizeof(priv
->assoc_tlv_buf
));
123 priv
->assoc_tlv_buf_len
= 0;
124 memset(&priv
->wps
, 0, sizeof(priv
->wps
));
125 memset(&priv
->gen_ie_buf
, 0, sizeof(priv
->gen_ie_buf
));
126 priv
->gen_ie_buf_len
= 0;
127 memset(priv
->vs_ie
, 0, sizeof(priv
->vs_ie
));
129 priv
->wmm_required
= true;
130 priv
->wmm_enabled
= false;
131 priv
->wmm_qosinfo
= 0;
132 priv
->curr_bcn_buf
= NULL
;
133 priv
->curr_bcn_size
= 0;
135 priv
->scan_block
= false;
137 return mwifiex_add_bss_prio_tbl(priv
);
141 * This function allocates buffers for members of the adapter
144 * The memory allocated includes scan table, command buffers, and
145 * sleep confirm command buffer. In addition, the queues are
148 static int mwifiex_allocate_adapter(struct mwifiex_adapter
*adapter
)
152 /* Allocate command buffer */
153 ret
= mwifiex_alloc_cmd_buffer(adapter
);
155 dev_err(adapter
->dev
, "%s: failed to alloc cmd buffer\n",
161 dev_alloc_skb(sizeof(struct mwifiex_opt_sleep_confirm
)
164 if (!adapter
->sleep_cfm
) {
165 dev_err(adapter
->dev
, "%s: failed to alloc sleep cfm"
166 " cmd buffer\n", __func__
);
169 skb_reserve(adapter
->sleep_cfm
, INTF_HEADER_LEN
);
175 * This function initializes the adapter structure and sets default
176 * values to the members of adapter.
178 * This also initializes the WMM related parameters in the driver private
181 static void mwifiex_init_adapter(struct mwifiex_adapter
*adapter
)
183 struct mwifiex_opt_sleep_confirm
*sleep_cfm_buf
= NULL
;
185 skb_put(adapter
->sleep_cfm
, sizeof(struct mwifiex_opt_sleep_confirm
));
187 adapter
->cmd_sent
= false;
189 if (adapter
->iface_type
== MWIFIEX_PCIE
)
190 adapter
->data_sent
= false;
192 adapter
->data_sent
= true;
194 adapter
->cmd_resp_received
= false;
195 adapter
->event_received
= false;
196 adapter
->data_received
= false;
198 adapter
->surprise_removed
= false;
200 adapter
->hw_status
= MWIFIEX_HW_STATUS_INITIALIZING
;
202 adapter
->ps_mode
= MWIFIEX_802_11_POWER_MODE_CAM
;
203 adapter
->ps_state
= PS_STATE_AWAKE
;
204 adapter
->need_to_wakeup
= false;
206 adapter
->scan_mode
= HostCmd_BSS_MODE_ANY
;
207 adapter
->specific_scan_time
= MWIFIEX_SPECIFIC_SCAN_CHAN_TIME
;
208 adapter
->active_scan_time
= MWIFIEX_ACTIVE_SCAN_CHAN_TIME
;
209 adapter
->passive_scan_time
= MWIFIEX_PASSIVE_SCAN_CHAN_TIME
;
211 adapter
->scan_probes
= 1;
213 adapter
->multiple_dtim
= 1;
215 adapter
->local_listen_interval
= 0; /* default value in firmware
218 adapter
->is_deep_sleep
= false;
220 adapter
->delay_null_pkt
= false;
221 adapter
->delay_to_ps
= 1000;
222 adapter
->enhanced_ps_mode
= PS_MODE_AUTO
;
224 adapter
->gen_null_pkt
= false; /* Disable NULL Pkg generation by
226 adapter
->pps_uapsd_mode
= false; /* Disable pps/uapsd mode by
228 adapter
->pm_wakeup_card_req
= false;
230 adapter
->pm_wakeup_fw_try
= false;
232 adapter
->max_tx_buf_size
= MWIFIEX_TX_DATA_BUF_SIZE_2K
;
233 adapter
->tx_buf_size
= MWIFIEX_TX_DATA_BUF_SIZE_2K
;
234 adapter
->curr_tx_buf_size
= MWIFIEX_TX_DATA_BUF_SIZE_2K
;
236 adapter
->is_hs_configured
= false;
237 adapter
->hs_cfg
.conditions
= cpu_to_le32(HOST_SLEEP_CFG_COND_DEF
);
238 adapter
->hs_cfg
.gpio
= HOST_SLEEP_CFG_GPIO_DEF
;
239 adapter
->hs_cfg
.gap
= HOST_SLEEP_CFG_GAP_DEF
;
240 adapter
->hs_activated
= false;
242 memset(adapter
->event_body
, 0, sizeof(adapter
->event_body
));
243 adapter
->hw_dot_11n_dev_cap
= 0;
244 adapter
->hw_dev_mcs_support
= 0;
245 adapter
->sec_chan_offset
= 0;
246 adapter
->adhoc_11n_enabled
= false;
248 mwifiex_wmm_init(adapter
);
250 if (adapter
->sleep_cfm
) {
251 sleep_cfm_buf
= (struct mwifiex_opt_sleep_confirm
*)
252 adapter
->sleep_cfm
->data
;
253 memset(sleep_cfm_buf
, 0, adapter
->sleep_cfm
->len
);
254 sleep_cfm_buf
->command
=
255 cpu_to_le16(HostCmd_CMD_802_11_PS_MODE_ENH
);
256 sleep_cfm_buf
->size
=
257 cpu_to_le16(adapter
->sleep_cfm
->len
);
258 sleep_cfm_buf
->result
= 0;
259 sleep_cfm_buf
->action
= cpu_to_le16(SLEEP_CONFIRM
);
260 sleep_cfm_buf
->resp_ctrl
= cpu_to_le16(RESP_NEEDED
);
262 memset(&adapter
->sleep_params
, 0, sizeof(adapter
->sleep_params
));
263 memset(&adapter
->sleep_period
, 0, sizeof(adapter
->sleep_period
));
264 adapter
->tx_lock_flag
= false;
265 adapter
->null_pkt_interval
= 0;
266 adapter
->fw_bands
= 0;
267 adapter
->config_bands
= 0;
268 adapter
->adhoc_start_band
= 0;
269 adapter
->scan_channels
= NULL
;
270 adapter
->fw_release_number
= 0;
271 adapter
->fw_cap_info
= 0;
272 memset(&adapter
->upld_buf
, 0, sizeof(adapter
->upld_buf
));
273 adapter
->event_cause
= 0;
274 adapter
->region_code
= 0;
275 adapter
->bcn_miss_time_out
= DEFAULT_BCN_MISS_TIMEOUT
;
276 adapter
->adhoc_awake_period
= 0;
277 memset(&adapter
->arp_filter
, 0, sizeof(adapter
->arp_filter
));
278 adapter
->arp_filter_size
= 0;
279 adapter
->channel_type
= NL80211_CHAN_HT20
;
283 * This function sets trans_start per tx_queue
285 void mwifiex_set_trans_start(struct net_device
*dev
)
289 for (i
= 0; i
< dev
->num_tx_queues
; i
++)
290 netdev_get_tx_queue(dev
, i
)->trans_start
= jiffies
;
292 dev
->trans_start
= jiffies
;
296 * This function wakes up all queues in net_device
298 void mwifiex_wake_up_net_dev_queue(struct net_device
*netdev
,
299 struct mwifiex_adapter
*adapter
)
301 unsigned long dev_queue_flags
;
303 spin_lock_irqsave(&adapter
->queue_lock
, dev_queue_flags
);
304 netif_tx_wake_all_queues(netdev
);
305 spin_unlock_irqrestore(&adapter
->queue_lock
, dev_queue_flags
);
309 * This function stops all queues in net_device
311 void mwifiex_stop_net_dev_queue(struct net_device
*netdev
,
312 struct mwifiex_adapter
*adapter
)
314 unsigned long dev_queue_flags
;
316 spin_lock_irqsave(&adapter
->queue_lock
, dev_queue_flags
);
317 netif_tx_stop_all_queues(netdev
);
318 spin_unlock_irqrestore(&adapter
->queue_lock
, dev_queue_flags
);
322 * This function releases the lock variables and frees the locks and
325 static void mwifiex_free_lock_list(struct mwifiex_adapter
*adapter
)
327 struct mwifiex_private
*priv
;
331 list_del(&adapter
->cmd_free_q
);
332 list_del(&adapter
->cmd_pending_q
);
333 list_del(&adapter
->scan_pending_q
);
335 for (i
= 0; i
< adapter
->priv_num
; i
++)
336 list_del(&adapter
->bss_prio_tbl
[i
].bss_prio_head
);
338 for (i
= 0; i
< adapter
->priv_num
; i
++) {
339 if (adapter
->priv
[i
]) {
340 priv
= adapter
->priv
[i
];
341 for (j
= 0; j
< MAX_NUM_TID
; ++j
)
342 list_del(&priv
->wmm
.tid_tbl_ptr
[j
].ra_list
);
343 list_del(&priv
->tx_ba_stream_tbl_ptr
);
344 list_del(&priv
->rx_reorder_tbl_ptr
);
350 * This function frees the adapter structure.
352 * The freeing operation is done recursively, by canceling all
353 * pending commands, freeing the member buffers previously
354 * allocated (command buffers, scan table buffer, sleep confirm
355 * command buffer), stopping the timers and calling the cleanup
356 * routines for every interface, before the actual adapter
357 * structure is freed.
360 mwifiex_free_adapter(struct mwifiex_adapter
*adapter
)
363 pr_err("%s: adapter is NULL\n", __func__
);
367 mwifiex_cancel_all_pending_cmd(adapter
);
369 /* Free lock variables */
370 mwifiex_free_lock_list(adapter
);
372 /* Free command buffer */
373 dev_dbg(adapter
->dev
, "info: free cmd buffer\n");
374 mwifiex_free_cmd_buffer(adapter
);
376 del_timer(&adapter
->cmd_timer
);
378 dev_dbg(adapter
->dev
, "info: free scan table\n");
380 adapter
->if_ops
.cleanup_if(adapter
);
382 if (adapter
->sleep_cfm
)
383 dev_kfree_skb_any(adapter
->sleep_cfm
);
387 * This function intializes the lock variables and
390 int mwifiex_init_lock_list(struct mwifiex_adapter
*adapter
)
392 struct mwifiex_private
*priv
;
395 spin_lock_init(&adapter
->mwifiex_lock
);
396 spin_lock_init(&adapter
->int_lock
);
397 spin_lock_init(&adapter
->main_proc_lock
);
398 spin_lock_init(&adapter
->mwifiex_cmd_lock
);
399 spin_lock_init(&adapter
->queue_lock
);
400 for (i
= 0; i
< adapter
->priv_num
; i
++) {
401 if (adapter
->priv
[i
]) {
402 priv
= adapter
->priv
[i
];
403 spin_lock_init(&priv
->rx_pkt_lock
);
404 spin_lock_init(&priv
->wmm
.ra_list_spinlock
);
405 spin_lock_init(&priv
->curr_bcn_buf_lock
);
409 /* Initialize cmd_free_q */
410 INIT_LIST_HEAD(&adapter
->cmd_free_q
);
411 /* Initialize cmd_pending_q */
412 INIT_LIST_HEAD(&adapter
->cmd_pending_q
);
413 /* Initialize scan_pending_q */
414 INIT_LIST_HEAD(&adapter
->scan_pending_q
);
416 spin_lock_init(&adapter
->cmd_free_q_lock
);
417 spin_lock_init(&adapter
->cmd_pending_q_lock
);
418 spin_lock_init(&adapter
->scan_pending_q_lock
);
420 for (i
= 0; i
< adapter
->priv_num
; ++i
) {
421 INIT_LIST_HEAD(&adapter
->bss_prio_tbl
[i
].bss_prio_head
);
422 adapter
->bss_prio_tbl
[i
].bss_prio_cur
= NULL
;
423 spin_lock_init(&adapter
->bss_prio_tbl
[i
].bss_prio_lock
);
426 for (i
= 0; i
< adapter
->priv_num
; i
++) {
427 if (!adapter
->priv
[i
])
429 priv
= adapter
->priv
[i
];
430 for (j
= 0; j
< MAX_NUM_TID
; ++j
) {
431 INIT_LIST_HEAD(&priv
->wmm
.tid_tbl_ptr
[j
].ra_list
);
432 spin_lock_init(&priv
->wmm
.tid_tbl_ptr
[j
].tid_tbl_lock
);
434 INIT_LIST_HEAD(&priv
->tx_ba_stream_tbl_ptr
);
435 INIT_LIST_HEAD(&priv
->rx_reorder_tbl_ptr
);
437 spin_lock_init(&priv
->tx_ba_stream_tbl_lock
);
438 spin_lock_init(&priv
->rx_reorder_tbl_lock
);
445 * This function initializes the firmware.
447 * The following operations are performed sequentially -
448 * - Allocate adapter structure
449 * - Initialize the adapter structure
450 * - Initialize the private structure
451 * - Add BSS priority tables to the adapter structure
452 * - For each interface, send the init commands to firmware
453 * - Send the first command in command pending queue, if available
455 int mwifiex_init_fw(struct mwifiex_adapter
*adapter
)
458 struct mwifiex_private
*priv
;
459 u8 i
, first_sta
= true;
460 int is_cmd_pend_q_empty
;
463 adapter
->hw_status
= MWIFIEX_HW_STATUS_INITIALIZING
;
465 /* Allocate memory for member of adapter structure */
466 ret
= mwifiex_allocate_adapter(adapter
);
470 /* Initialize adapter structure */
471 mwifiex_init_adapter(adapter
);
473 for (i
= 0; i
< adapter
->priv_num
; i
++) {
474 if (adapter
->priv
[i
]) {
475 priv
= adapter
->priv
[i
];
477 /* Initialize private structure */
478 ret
= mwifiex_init_priv(priv
);
483 for (i
= 0; i
< adapter
->priv_num
; i
++) {
484 if (adapter
->priv
[i
]) {
485 ret
= mwifiex_sta_init_cmd(adapter
->priv
[i
], first_sta
);
493 spin_lock_irqsave(&adapter
->cmd_pending_q_lock
, flags
);
494 is_cmd_pend_q_empty
= list_empty(&adapter
->cmd_pending_q
);
495 spin_unlock_irqrestore(&adapter
->cmd_pending_q_lock
, flags
);
496 if (!is_cmd_pend_q_empty
) {
497 /* Send the first command in queue and return */
498 if (mwifiex_main_process(adapter
) != -1)
501 adapter
->hw_status
= MWIFIEX_HW_STATUS_READY
;
508 * This function deletes the BSS priority tables.
510 * The function traverses through all the allocated BSS priority nodes
511 * in every BSS priority table and frees them.
513 static void mwifiex_delete_bss_prio_tbl(struct mwifiex_private
*priv
)
516 struct mwifiex_adapter
*adapter
= priv
->adapter
;
517 struct mwifiex_bss_prio_node
*bssprio_node
, *tmp_node
, **cur
;
518 struct list_head
*head
;
519 spinlock_t
*lock
; /* bss priority lock */
522 for (i
= 0; i
< adapter
->priv_num
; ++i
) {
523 head
= &adapter
->bss_prio_tbl
[i
].bss_prio_head
;
524 cur
= &adapter
->bss_prio_tbl
[i
].bss_prio_cur
;
525 lock
= &adapter
->bss_prio_tbl
[i
].bss_prio_lock
;
526 dev_dbg(adapter
->dev
, "info: delete BSS priority table,"
527 " bss_type = %d, bss_num = %d, i = %d,"
528 " head = %p, cur = %p\n",
529 priv
->bss_type
, priv
->bss_num
, i
, head
, *cur
);
531 spin_lock_irqsave(lock
, flags
);
532 if (list_empty(head
)) {
533 spin_unlock_irqrestore(lock
, flags
);
536 bssprio_node
= list_first_entry(head
,
537 struct mwifiex_bss_prio_node
, list
);
538 spin_unlock_irqrestore(lock
, flags
);
540 list_for_each_entry_safe(bssprio_node
, tmp_node
, head
,
542 if (bssprio_node
->priv
== priv
) {
543 dev_dbg(adapter
->dev
, "info: Delete "
544 "node %p, next = %p\n",
545 bssprio_node
, tmp_node
);
546 spin_lock_irqsave(lock
, flags
);
547 list_del(&bssprio_node
->list
);
548 spin_unlock_irqrestore(lock
, flags
);
552 *cur
= (struct mwifiex_bss_prio_node
*)head
;
558 * This function is used to shutdown the driver.
560 * The following operations are performed sequentially -
561 * - Check if already shut down
562 * - Make sure the main process has stopped
563 * - Clean up the Tx and Rx queues
564 * - Delete BSS priority tables
566 * - Notify completion
569 mwifiex_shutdown_drv(struct mwifiex_adapter
*adapter
)
571 int ret
= -EINPROGRESS
;
572 struct mwifiex_private
*priv
;
576 /* mwifiex already shutdown */
577 if (adapter
->hw_status
== MWIFIEX_HW_STATUS_NOT_READY
)
580 adapter
->hw_status
= MWIFIEX_HW_STATUS_CLOSING
;
581 /* wait for mwifiex_process to complete */
582 if (adapter
->mwifiex_processing
) {
583 dev_warn(adapter
->dev
, "main process is still running\n");
587 /* shut down mwifiex */
588 dev_dbg(adapter
->dev
, "info: shutdown mwifiex...\n");
590 /* Clean up Tx/Rx queues and delete BSS priority table */
591 for (i
= 0; i
< adapter
->priv_num
; i
++) {
592 if (adapter
->priv
[i
]) {
593 priv
= adapter
->priv
[i
];
595 mwifiex_clean_txrx(priv
);
596 mwifiex_delete_bss_prio_tbl(priv
);
600 spin_lock_irqsave(&adapter
->mwifiex_lock
, flags
);
602 /* Free adapter structure */
603 mwifiex_free_adapter(adapter
);
605 spin_unlock_irqrestore(&adapter
->mwifiex_lock
, flags
);
607 /* Notify completion */
608 ret
= mwifiex_shutdown_fw_complete(adapter
);
614 * This function downloads the firmware to the card.
616 * The actual download is preceded by two sanity checks -
617 * - Check if firmware is already running
618 * - Check if the interface is the winner to download the firmware
620 * ...and followed by another -
621 * - Check if the firmware is downloaded successfully
623 * After download is successfully completed, the host interrupts are enabled.
625 int mwifiex_dnld_fw(struct mwifiex_adapter
*adapter
,
626 struct mwifiex_fw_image
*pmfw
)
633 /* Check if firmware is already running */
634 ret
= adapter
->if_ops
.check_fw_status(adapter
, poll_num
);
636 dev_notice(adapter
->dev
,
637 "WLAN FW already running! Skip FW download\n");
640 poll_num
= MAX_FIRMWARE_POLL_TRIES
;
642 /* Check if we are the winner for downloading FW */
643 if (!adapter
->winner
) {
644 dev_notice(adapter
->dev
,
645 "Other intf already running! Skip FW download\n");
646 poll_num
= MAX_MULTI_INTERFACE_POLL_TRIES
;
650 /* Download firmware with helper */
651 ret
= adapter
->if_ops
.prog_fw(adapter
, pmfw
);
653 dev_err(adapter
->dev
, "prog_fw failed ret=%#x\n", ret
);
659 /* Check if the firmware is downloaded successfully or not */
660 ret
= adapter
->if_ops
.check_fw_status(adapter
, poll_num
);
662 dev_err(adapter
->dev
, "FW failed to be active in time\n");
666 /* re-enable host interrupt for mwifiex after fw dnld is successful */
667 adapter
->if_ops
.enable_int(adapter
);