drm/panfrost: Use delayed timer as default in devfreq profile

Devfreq framework supports 2 modes for monitoring devices.
Use delayed timer as default instead of deferrable timer
in order to monitor the GPU status regardless of CPU idle.

Signed-off-by: Lukasz Luba <lukasz.luba@arm.com>
Reviewed-by: Steven Price <steven.price@arm.com>
Signed-off-by: Steven Price <steven.price@arm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210105164111.30122-1-lukasz.luba@arm.com

diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.c b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
index f44d28fad085bd001faa0874160a1bf4727c0549..56b3f5935703ac88d9c904041fb953dc045df349 100644 (file)
--- a/drivers/gpu/drm/panfrost/panfrost_devfreq.c
+++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
@@ -76,6 +76,7 @@ static int panfrost_devfreq_get_dev_status(struct device *dev,
 }
 
 static struct devfreq_dev_profile panfrost_devfreq_profile = {
+       .timer = DEVFREQ_TIMER_DELAYED,
        .polling_ms = 50, /* ~3 frames */
        .target = panfrost_devfreq_target,
        .get_dev_status = panfrost_devfreq_get_dev_status,