23 	struct ath6kl *ar = container_of(work, struct ath6kl,  in ath6kl_recovery_work()  local
26 	ar->state = ATH6KL_STATE_RECOVERY;  in ath6kl_recovery_work()
28 	del_timer_sync(&ar->fw_recovery.hb_timer);  in ath6kl_recovery_work()
30 	ath6kl_init_hw_restart(ar);  in ath6kl_recovery_work()
32 	ar->state = ATH6KL_STATE_ON;  in ath6kl_recovery_work()
33 	clear_bit(WMI_CTRL_EP_FULL, &ar->flag);  in ath6kl_recovery_work()
35 	ar->fw_recovery.err_reason = 0;  in ath6kl_recovery_work()
37 	if (ar->fw_recovery.hb_poll)  in ath6kl_recovery_work()
38 		mod_timer(&ar->fw_recovery.hb_timer, jiffies +  in ath6kl_recovery_work()
39 			  msecs_to_jiffies(ar->fw_recovery.hb_poll));  in ath6kl_recovery_work()
42 void ath6kl_recovery_err_notify(struct ath6kl *ar, enum ath6kl_fw_err reason)  in ath6kl_recovery_err_notify()  argument
44 	if (!ar->fw_recovery.enable)  in ath6kl_recovery_err_notify()
50 	set_bit(reason, &ar->fw_recovery.err_reason);  in ath6kl_recovery_err_notify()
52 	if (!test_bit(RECOVERY_CLEANUP, &ar->flag) &&  in ath6kl_recovery_err_notify()
53 	    ar->state != ATH6KL_STATE_RECOVERY)  in ath6kl_recovery_err_notify()
54 		queue_work(ar->ath6kl_wq, &ar->fw_recovery.recovery_work);  in ath6kl_recovery_err_notify()
57 void ath6kl_recovery_hb_event(struct ath6kl *ar, u32 cookie)  in ath6kl_recovery_hb_event()  argument
59 	if (cookie == ar->fw_recovery.seq_num)  in ath6kl_recovery_hb_event()
60 		ar->fw_recovery.hb_pending = false;  in ath6kl_recovery_hb_event()
65 	struct ath6kl *ar = from_timer(ar, t, fw_recovery.hb_timer);  in ath6kl_recovery_hb_timer()  local
68 	if (test_bit(RECOVERY_CLEANUP, &ar->flag) ||  in ath6kl_recovery_hb_timer()
69 	    (ar->state == ATH6KL_STATE_RECOVERY))  in ath6kl_recovery_hb_timer()
72 	if (ar->fw_recovery.hb_pending)  in ath6kl_recovery_hb_timer()
73 		ar->fw_recovery.hb_misscnt++;  in ath6kl_recovery_hb_timer()
75 		ar->fw_recovery.hb_misscnt = 0;  in ath6kl_recovery_hb_timer()
77 	if (ar->fw_recovery.hb_misscnt > ATH6KL_HB_RESP_MISS_THRES) {  in ath6kl_recovery_hb_timer()
78 		ar->fw_recovery.hb_misscnt = 0;  in ath6kl_recovery_hb_timer()
79 		ar->fw_recovery.seq_num = 0;  in ath6kl_recovery_hb_timer()
80 		ar->fw_recovery.hb_pending = false;  in ath6kl_recovery_hb_timer()
81 		ath6kl_recovery_err_notify(ar, ATH6KL_FW_HB_RESP_FAILURE);  in ath6kl_recovery_hb_timer()
85 	ar->fw_recovery.seq_num++;  in ath6kl_recovery_hb_timer()
86 	ar->fw_recovery.hb_pending = true;  in ath6kl_recovery_hb_timer()
88 	err = ath6kl_wmi_get_challenge_resp_cmd(ar->wmi,  in ath6kl_recovery_hb_timer()
89 						ar->fw_recovery.seq_num, 0);  in ath6kl_recovery_hb_timer()
94 	mod_timer(&ar->fw_recovery.hb_timer, jiffies +  in ath6kl_recovery_hb_timer()
95 		  msecs_to_jiffies(ar->fw_recovery.hb_poll));  in ath6kl_recovery_hb_timer()
98 void ath6kl_recovery_init(struct ath6kl *ar)  in ath6kl_recovery_init()  argument
100 	struct ath6kl_fw_recovery *recovery = &ar->fw_recovery;  in ath6kl_recovery_init()
102 	clear_bit(RECOVERY_CLEANUP, &ar->flag);  in ath6kl_recovery_init()
106 	ar->fw_recovery.hb_pending = false;  in ath6kl_recovery_init()
107 	timer_setup(&ar->fw_recovery.hb_timer, ath6kl_recovery_hb_timer,  in ath6kl_recovery_init()
110 	if (ar->fw_recovery.hb_poll)  in ath6kl_recovery_init()
111 		mod_timer(&ar->fw_recovery.hb_timer, jiffies +  in ath6kl_recovery_init()
112 			  msecs_to_jiffies(ar->fw_recovery.hb_poll));  in ath6kl_recovery_init()
115 void ath6kl_recovery_cleanup(struct ath6kl *ar)  in ath6kl_recovery_cleanup()  argument
117 	if (!ar->fw_recovery.enable)  in ath6kl_recovery_cleanup()
120 	set_bit(RECOVERY_CLEANUP, &ar->flag);  in ath6kl_recovery_cleanup()
122 	del_timer_sync(&ar->fw_recovery.hb_timer);  in ath6kl_recovery_cleanup()
123 	cancel_work_sync(&ar->fw_recovery.recovery_work);  in ath6kl_recovery_cleanup()
126 void ath6kl_recovery_suspend(struct ath6kl *ar)  in ath6kl_recovery_suspend()  argument
128 	if (!ar->fw_recovery.enable)  in ath6kl_recovery_suspend()
131 	ath6kl_recovery_cleanup(ar);  in ath6kl_recovery_suspend()
133 	if (!ar->fw_recovery.err_reason)  in ath6kl_recovery_suspend()
137 	ar->fw_recovery.err_reason = 0;  in ath6kl_recovery_suspend()
138 	WARN_ON(ar->state != ATH6KL_STATE_ON);  in ath6kl_recovery_suspend()
139 	ar->state = ATH6KL_STATE_RECOVERY;  in ath6kl_recovery_suspend()
140 	ath6kl_init_hw_restart(ar);  in ath6kl_recovery_suspend()
141 	ar->state = ATH6KL_STATE_ON;  in ath6kl_recovery_suspend()
144 void ath6kl_recovery_resume(struct ath6kl *ar)  in ath6kl_recovery_resume()  argument
146 	if (!ar->fw_recovery.enable)  in ath6kl_recovery_resume()
149 	clear_bit(RECOVERY_CLEANUP, &ar->flag);  in ath6kl_recovery_resume()
151 	if (!ar->fw_recovery.hb_poll)  in ath6kl_recovery_resume()
154 	ar->fw_recovery.hb_pending = false;  in ath6kl_recovery_resume()
155 	ar->fw_recovery.seq_num = 0;  in ath6kl_recovery_resume()
156 	ar->fw_recovery.hb_misscnt = 0;  in ath6kl_recovery_resume()
157 	mod_timer(&ar->fw_recovery.hb_timer,  in ath6kl_recovery_resume()
158 		  jiffies + msecs_to_jiffies(ar->fw_recovery.hb_poll));  in ath6kl_recovery_resume()