Lines Matching defs:pdevfreq

48 static void panthor_devfreq_update_utilization(struct panthor_devfreq *pdevfreq)
53 	last = pdevfreq->time_last_update;
55 	if (pdevfreq->last_busy_state)
56 		pdevfreq->busy_time += ktime_sub(now, last);
58 		pdevfreq->idle_time += ktime_sub(now, last);
60 	pdevfreq->time_last_update = now;
79 static void panthor_devfreq_reset(struct panthor_devfreq *pdevfreq)
81 	pdevfreq->busy_time = 0;
82 	pdevfreq->idle_time = 0;
83 	pdevfreq->time_last_update = ktime_get();
90 	struct panthor_devfreq *pdevfreq = ptdev->devfreq;
95 	spin_lock_irqsave(&pdevfreq->lock, irqflags);
97 	panthor_devfreq_update_utilization(pdevfreq);
99 	status->total_time = ktime_to_ns(ktime_add(pdevfreq->busy_time,
100 						   pdevfreq->idle_time));
102 	status->busy_time = ktime_to_ns(pdevfreq->busy_time);
104 	panthor_devfreq_reset(pdevfreq);
106 	spin_unlock_irqrestore(&pdevfreq->lock, irqflags);
144 	struct panthor_devfreq *pdevfreq;
151 	pdevfreq = drmm_kzalloc(&ptdev->base, sizeof(*ptdev->devfreq), GFP_KERNEL);
152 	if (!pdevfreq)
155 	ptdev->devfreq = pdevfreq;
181 	spin_lock_init(&pdevfreq->lock);
183 	panthor_devfreq_reset(pdevfreq);
246 	pdevfreq->gov_data.upthreshold = 45;
247 	pdevfreq->gov_data.downdifferential = 5;
249 	pdevfreq->devfreq = devm_devfreq_add_device(dev, &panthor_devfreq_profile,
251 						    &pdevfreq->gov_data);
252 	if (IS_ERR(pdevfreq->devfreq)) {
254 		ret = PTR_ERR(pdevfreq->devfreq);
255 		pdevfreq->devfreq = NULL;
259 	cooling = devfreq_cooling_em_register(pdevfreq->devfreq, NULL);
268 	struct panthor_devfreq *pdevfreq = ptdev->devfreq;
270 	if (!pdevfreq->devfreq)
273 	panthor_devfreq_reset(pdevfreq);
275 	drm_WARN_ON(&ptdev->base, devfreq_resume_device(pdevfreq->devfreq));
280 	struct panthor_devfreq *pdevfreq = ptdev->devfreq;
282 	if (!pdevfreq->devfreq)
285 	drm_WARN_ON(&ptdev->base, devfreq_suspend_device(pdevfreq->devfreq));
290 	struct panthor_devfreq *pdevfreq = ptdev->devfreq;
293 	if (!pdevfreq->devfreq)
296 	spin_lock_irqsave(&pdevfreq->lock, irqflags);
298 	panthor_devfreq_update_utilization(pdevfreq);
299 	pdevfreq->last_busy_state = true;
301 	spin_unlock_irqrestore(&pdevfreq->lock, irqflags);
306 	struct panthor_devfreq *pdevfreq = ptdev->devfreq;
309 	if (!pdevfreq->devfreq)
312 	spin_lock_irqsave(&pdevfreq->lock, irqflags);
314 	panthor_devfreq_update_utilization(pdevfreq);
315 	pdevfreq->last_busy_state = false;
317 	spin_unlock_irqrestore(&pdevfreq->lock, irqflags);
322 	struct panthor_devfreq *pdevfreq = ptdev->devfreq;
326 	if (!pdevfreq->devfreq)
329 	ret = pdevfreq->devfreq->profile->get_cur_freq(ptdev->base.dev, &freq);