Lines Matching defs:q6v5
24 static int q6v5_load_state_toggle(struct qcom_q6v5 *q6v5, bool enable)
28 if (!q6v5->qmp)
31 ret = qmp_send(q6v5->qmp, "{class: image, res: load_state, name: %s, val: %s}",
32 q6v5->load_state, enable ? "on" : "off");
34 dev_err(q6v5->dev, "failed to toggle load state\n");
41 * @q6v5: reference to qcom_q6v5 context to be reinitialized
45 int qcom_q6v5_prepare(struct qcom_q6v5 *q6v5)
49 ret = icc_set_bw(q6v5->path, 0, UINT_MAX);
51 dev_err(q6v5->dev, "failed to set bandwidth request\n");
55 ret = q6v5_load_state_toggle(q6v5, true);
57 icc_set_bw(q6v5->path, 0, 0);
61 reinit_completion(&q6v5->start_done);
62 reinit_completion(&q6v5->stop_done);
64 q6v5->running = true;
65 q6v5->handover_issued = false;
67 enable_irq(q6v5->handover_irq);
75 * @q6v5: reference to qcom_q6v5 context to be unprepared
79 int qcom_q6v5_unprepare(struct qcom_q6v5 *q6v5)
81 disable_irq(q6v5->handover_irq);
82 q6v5_load_state_toggle(q6v5, false);
85 icc_set_bw(q6v5->path, 0, 0);
87 return !q6v5->handover_issued;
93 struct qcom_q6v5 *q6v5 = data;
98 if (!q6v5->running) {
99 complete(&q6v5->stop_done);
103 msg = qcom_smem_get(QCOM_SMEM_HOST_ANY, q6v5->crash_reason, &len);
105 dev_err(q6v5->dev, "watchdog received: %s\n", msg);
107 dev_err(q6v5->dev, "watchdog without message\n");
109 q6v5->running = false;
110 rproc_report_crash(q6v5->rproc, RPROC_WATCHDOG);
117 struct qcom_q6v5 *q6v5 = data;
121 if (!q6v5->running)
124 msg = qcom_smem_get(QCOM_SMEM_HOST_ANY, q6v5->crash_reason, &len);
126 dev_err(q6v5->dev, "fatal error received: %s\n", msg);
128 dev_err(q6v5->dev, "fatal error without message\n");
130 q6v5->running = false;
131 rproc_report_crash(q6v5->rproc, RPROC_FATAL_ERROR);
138 struct qcom_q6v5 *q6v5 = data;
140 complete(&q6v5->start_done);
147 * @q6v5: reference to qcom_q6v5 context
154 int qcom_q6v5_wait_for_start(struct qcom_q6v5 *q6v5, int timeout)
158 ret = wait_for_completion_timeout(&q6v5->start_done, timeout);
160 disable_irq(q6v5->handover_irq);
168 struct qcom_q6v5 *q6v5 = data;
170 if (q6v5->handover)
171 q6v5->handover(q6v5);
173 icc_set_bw(q6v5->path, 0, 0);
175 q6v5->handover_issued = true;
182 struct qcom_q6v5 *q6v5 = data;
184 complete(&q6v5->stop_done);
191 * @q6v5: reference to qcom_q6v5 context
196 int qcom_q6v5_request_stop(struct qcom_q6v5 *q6v5, struct qcom_sysmon *sysmon)
200 q6v5->running = false;
203 if (q6v5->rproc->state != RPROC_RUNNING || qcom_sysmon_shutdown_acked(sysmon))
206 qcom_smem_state_update_bits(q6v5->state,
207 BIT(q6v5->stop_bit), BIT(q6v5->stop_bit));
209 ret = wait_for_completion_timeout(&q6v5->stop_done, 5 * HZ);
211 qcom_smem_state_update_bits(q6v5->state, BIT(q6v5->stop_bit), 0);
219 * @q6v5: reference to qcom_q6v5 context
226 unsigned long qcom_q6v5_panic(struct qcom_q6v5 *q6v5)
228 qcom_smem_state_update_bits(q6v5->state,
229 BIT(q6v5->stop_bit), BIT(q6v5->stop_bit));
236 * qcom_q6v5_init() - initializer of the q6v5 common struct
237 * @q6v5: handle to be initialized
246 int qcom_q6v5_init(struct qcom_q6v5 *q6v5, struct platform_device *pdev,
248 void (*handover)(struct qcom_q6v5 *q6v5))
252 q6v5->rproc = rproc;
253 q6v5->dev = &pdev->dev;
254 q6v5->crash_reason = crash_reason;
255 q6v5->handover = handover;
257 init_completion(&q6v5->start_done);
258 init_completion(&q6v5->stop_done);
260 q6v5->wdog_irq = platform_get_irq_byname(pdev, "wdog");
261 if (q6v5->wdog_irq < 0)
262 return q6v5->wdog_irq;
264 ret = devm_request_threaded_irq(&pdev->dev, q6v5->wdog_irq,
267 "q6v5 wdog", q6v5);
273 q6v5->fatal_irq = platform_get_irq_byname(pdev, "fatal");
274 if (q6v5->fatal_irq < 0)
275 return q6v5->fatal_irq;
277 ret = devm_request_threaded_irq(&pdev->dev, q6v5->fatal_irq,
280 "q6v5 fatal", q6v5);
286 q6v5->ready_irq = platform_get_irq_byname(pdev, "ready");
287 if (q6v5->ready_irq < 0)
288 return q6v5->ready_irq;
290 ret = devm_request_threaded_irq(&pdev->dev, q6v5->ready_irq,
293 "q6v5 ready", q6v5);
299 q6v5->handover_irq = platform_get_irq_byname(pdev, "handover");
300 if (q6v5->handover_irq < 0)
301 return q6v5->handover_irq;
303 ret = devm_request_threaded_irq(&pdev->dev, q6v5->handover_irq,
306 "q6v5 handover", q6v5);
311 disable_irq(q6v5->handover_irq);
313 q6v5->stop_irq = platform_get_irq_byname(pdev, "stop-ack");
314 if (q6v5->stop_irq < 0)
315 return q6v5->stop_irq;
317 ret = devm_request_threaded_irq(&pdev->dev, q6v5->stop_irq,
320 "q6v5 stop", q6v5);
326 q6v5->state = devm_qcom_smem_state_get(&pdev->dev, "stop", &q6v5->stop_bit);
327 if (IS_ERR(q6v5->state)) {
329 return PTR_ERR(q6v5->state);
332 q6v5->load_state = devm_kstrdup_const(&pdev->dev, load_state, GFP_KERNEL);
333 q6v5->qmp = qmp_get(&pdev->dev);
334 if (IS_ERR(q6v5->qmp)) {
335 if (PTR_ERR(q6v5->qmp) != -ENODEV)
336 return dev_err_probe(&pdev->dev, PTR_ERR(q6v5->qmp),
338 q6v5->qmp = NULL;
339 } else if (!q6v5->load_state) {
343 qmp_put(q6v5->qmp);
347 q6v5->path = devm_of_icc_get(&pdev->dev, NULL);
348 if (IS_ERR(q6v5->path))
349 return dev_err_probe(&pdev->dev, PTR_ERR(q6v5->path),
357 * qcom_q6v5_deinit() - deinitialize the q6v5 common struct
358 * @q6v5: reference to qcom_q6v5 context to be deinitialized
360 void qcom_q6v5_deinit(struct qcom_q6v5 *q6v5)
362 qmp_put(q6v5->qmp);