Lines Matching refs:q6v5
24 static int q6v5_load_state_toggle(struct qcom_q6v5 *q6v5, bool enable) in q6v5_load_state_toggle() argument
29 if (!q6v5->qmp) in q6v5_load_state_toggle()
34 q6v5->load_state, enable ? "on" : "off"); in q6v5_load_state_toggle()
38 ret = qmp_send(q6v5->qmp, buf, sizeof(buf)); in q6v5_load_state_toggle()
40 dev_err(q6v5->dev, "failed to toggle load state\n"); in q6v5_load_state_toggle()
51 int qcom_q6v5_prepare(struct qcom_q6v5 *q6v5) in qcom_q6v5_prepare() argument
55 ret = icc_set_bw(q6v5->path, 0, UINT_MAX); in qcom_q6v5_prepare()
57 dev_err(q6v5->dev, "failed to set bandwidth request\n"); in qcom_q6v5_prepare()
61 ret = q6v5_load_state_toggle(q6v5, true); in qcom_q6v5_prepare()
63 icc_set_bw(q6v5->path, 0, 0); in qcom_q6v5_prepare()
67 reinit_completion(&q6v5->start_done); in qcom_q6v5_prepare()
68 reinit_completion(&q6v5->stop_done); in qcom_q6v5_prepare()
70 q6v5->running = true; in qcom_q6v5_prepare()
71 q6v5->handover_issued = false; in qcom_q6v5_prepare()
73 enable_irq(q6v5->handover_irq); in qcom_q6v5_prepare()
85 int qcom_q6v5_unprepare(struct qcom_q6v5 *q6v5) in qcom_q6v5_unprepare() argument
87 disable_irq(q6v5->handover_irq); in qcom_q6v5_unprepare()
88 q6v5_load_state_toggle(q6v5, false); in qcom_q6v5_unprepare()
91 icc_set_bw(q6v5->path, 0, 0); in qcom_q6v5_unprepare()
93 return !q6v5->handover_issued; in qcom_q6v5_unprepare()
99 struct qcom_q6v5 *q6v5 = data; in q6v5_wdog_interrupt() local
104 if (!q6v5->running) { in q6v5_wdog_interrupt()
105 complete(&q6v5->stop_done); in q6v5_wdog_interrupt()
109 msg = qcom_smem_get(QCOM_SMEM_HOST_ANY, q6v5->crash_reason, &len); in q6v5_wdog_interrupt()
111 dev_err(q6v5->dev, "watchdog received: %s\n", msg); in q6v5_wdog_interrupt()
113 dev_err(q6v5->dev, "watchdog without message\n"); in q6v5_wdog_interrupt()
115 q6v5->running = false; in q6v5_wdog_interrupt()
116 rproc_report_crash(q6v5->rproc, RPROC_WATCHDOG); in q6v5_wdog_interrupt()
123 struct qcom_q6v5 *q6v5 = data; in q6v5_fatal_interrupt() local
127 if (!q6v5->running) in q6v5_fatal_interrupt()
130 msg = qcom_smem_get(QCOM_SMEM_HOST_ANY, q6v5->crash_reason, &len); in q6v5_fatal_interrupt()
132 dev_err(q6v5->dev, "fatal error received: %s\n", msg); in q6v5_fatal_interrupt()
134 dev_err(q6v5->dev, "fatal error without message\n"); in q6v5_fatal_interrupt()
136 q6v5->running = false; in q6v5_fatal_interrupt()
137 rproc_report_crash(q6v5->rproc, RPROC_FATAL_ERROR); in q6v5_fatal_interrupt()
144 struct qcom_q6v5 *q6v5 = data; in q6v5_ready_interrupt() local
146 complete(&q6v5->start_done); in q6v5_ready_interrupt()
160 int qcom_q6v5_wait_for_start(struct qcom_q6v5 *q6v5, int timeout) in qcom_q6v5_wait_for_start() argument
164 ret = wait_for_completion_timeout(&q6v5->start_done, timeout); in qcom_q6v5_wait_for_start()
166 disable_irq(q6v5->handover_irq); in qcom_q6v5_wait_for_start()
174 struct qcom_q6v5 *q6v5 = data; in q6v5_handover_interrupt() local
176 if (q6v5->handover) in q6v5_handover_interrupt()
177 q6v5->handover(q6v5); in q6v5_handover_interrupt()
179 icc_set_bw(q6v5->path, 0, 0); in q6v5_handover_interrupt()
181 q6v5->handover_issued = true; in q6v5_handover_interrupt()
188 struct qcom_q6v5 *q6v5 = data; in q6v5_stop_interrupt() local
190 complete(&q6v5->stop_done); in q6v5_stop_interrupt()
202 int qcom_q6v5_request_stop(struct qcom_q6v5 *q6v5, struct qcom_sysmon *sysmon) in qcom_q6v5_request_stop() argument
206 q6v5->running = false; in qcom_q6v5_request_stop()
212 qcom_smem_state_update_bits(q6v5->state, in qcom_q6v5_request_stop()
213 BIT(q6v5->stop_bit), BIT(q6v5->stop_bit)); in qcom_q6v5_request_stop()
215 ret = wait_for_completion_timeout(&q6v5->stop_done, 5 * HZ); in qcom_q6v5_request_stop()
217 qcom_smem_state_update_bits(q6v5->state, BIT(q6v5->stop_bit), 0); in qcom_q6v5_request_stop()
232 unsigned long qcom_q6v5_panic(struct qcom_q6v5 *q6v5) in qcom_q6v5_panic() argument
234 qcom_smem_state_update_bits(q6v5->state, in qcom_q6v5_panic()
235 BIT(q6v5->stop_bit), BIT(q6v5->stop_bit)); in qcom_q6v5_panic()
252 int qcom_q6v5_init(struct qcom_q6v5 *q6v5, struct platform_device *pdev, in qcom_q6v5_init() argument
254 void (*handover)(struct qcom_q6v5 *q6v5)) in qcom_q6v5_init() argument
258 q6v5->rproc = rproc; in qcom_q6v5_init()
259 q6v5->dev = &pdev->dev; in qcom_q6v5_init()
260 q6v5->crash_reason = crash_reason; in qcom_q6v5_init()
261 q6v5->handover = handover; in qcom_q6v5_init()
263 init_completion(&q6v5->start_done); in qcom_q6v5_init()
264 init_completion(&q6v5->stop_done); in qcom_q6v5_init()
266 q6v5->wdog_irq = platform_get_irq_byname(pdev, "wdog"); in qcom_q6v5_init()
267 if (q6v5->wdog_irq < 0) in qcom_q6v5_init()
268 return q6v5->wdog_irq; in qcom_q6v5_init()
270 ret = devm_request_threaded_irq(&pdev->dev, q6v5->wdog_irq, in qcom_q6v5_init()
273 "q6v5 wdog", q6v5); in qcom_q6v5_init()
279 q6v5->fatal_irq = platform_get_irq_byname(pdev, "fatal"); in qcom_q6v5_init()
280 if (q6v5->fatal_irq < 0) in qcom_q6v5_init()
281 return q6v5->fatal_irq; in qcom_q6v5_init()
283 ret = devm_request_threaded_irq(&pdev->dev, q6v5->fatal_irq, in qcom_q6v5_init()
286 "q6v5 fatal", q6v5); in qcom_q6v5_init()
292 q6v5->ready_irq = platform_get_irq_byname(pdev, "ready"); in qcom_q6v5_init()
293 if (q6v5->ready_irq < 0) in qcom_q6v5_init()
294 return q6v5->ready_irq; in qcom_q6v5_init()
296 ret = devm_request_threaded_irq(&pdev->dev, q6v5->ready_irq, in qcom_q6v5_init()
299 "q6v5 ready", q6v5); in qcom_q6v5_init()
305 q6v5->handover_irq = platform_get_irq_byname(pdev, "handover"); in qcom_q6v5_init()
306 if (q6v5->handover_irq < 0) in qcom_q6v5_init()
307 return q6v5->handover_irq; in qcom_q6v5_init()
309 ret = devm_request_threaded_irq(&pdev->dev, q6v5->handover_irq, in qcom_q6v5_init()
312 "q6v5 handover", q6v5); in qcom_q6v5_init()
317 disable_irq(q6v5->handover_irq); in qcom_q6v5_init()
319 q6v5->stop_irq = platform_get_irq_byname(pdev, "stop-ack"); in qcom_q6v5_init()
320 if (q6v5->stop_irq < 0) in qcom_q6v5_init()
321 return q6v5->stop_irq; in qcom_q6v5_init()
323 ret = devm_request_threaded_irq(&pdev->dev, q6v5->stop_irq, in qcom_q6v5_init()
326 "q6v5 stop", q6v5); in qcom_q6v5_init()
332 q6v5->state = devm_qcom_smem_state_get(&pdev->dev, "stop", &q6v5->stop_bit); in qcom_q6v5_init()
333 if (IS_ERR(q6v5->state)) { in qcom_q6v5_init()
335 return PTR_ERR(q6v5->state); in qcom_q6v5_init()
338 q6v5->load_state = devm_kstrdup_const(&pdev->dev, load_state, GFP_KERNEL); in qcom_q6v5_init()
339 q6v5->qmp = qmp_get(&pdev->dev); in qcom_q6v5_init()
340 if (IS_ERR(q6v5->qmp)) { in qcom_q6v5_init()
341 if (PTR_ERR(q6v5->qmp) != -ENODEV) in qcom_q6v5_init()
342 return dev_err_probe(&pdev->dev, PTR_ERR(q6v5->qmp), in qcom_q6v5_init()
344 q6v5->qmp = NULL; in qcom_q6v5_init()
345 } else if (!q6v5->load_state) { in qcom_q6v5_init()
349 qmp_put(q6v5->qmp); in qcom_q6v5_init()
353 q6v5->path = devm_of_icc_get(&pdev->dev, NULL); in qcom_q6v5_init()
354 if (IS_ERR(q6v5->path)) in qcom_q6v5_init()
355 return dev_err_probe(&pdev->dev, PTR_ERR(q6v5->path), in qcom_q6v5_init()
366 void qcom_q6v5_deinit(struct qcom_q6v5 *q6v5) in qcom_q6v5_deinit() argument
368 qmp_put(q6v5->qmp); in qcom_q6v5_deinit()