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authorDaniel Vetter <daniel.vetter@ffwll.ch>2019-06-19 12:04:55 +0200
committerDaniel Vetter <daniel.vetter@ffwll.ch>2019-06-19 12:07:29 +0200
commit52d2d44eee8091e740d0d275df1311fb8373c9a9 (patch)
tree4aff282e84b3469f18cf9717490b892f6f39198f /drivers/gpu/drm/panfrost
parent2454fcea338ad821a39d471bc7db5a58ba41b742 (diff)
parent9e0babf2c06c73cda2c0cd37a1653d823adb40ec (diff)
Merge v5.2-rc5 into drm-next
Maarten needs -rc4 backmerged so he can pull in the fbcon notifier removal topic branch into drm-misc-next. Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/panfrost')
-rw-r--r--drivers/gpu/drm/panfrost/Kconfig1
-rw-r--r--drivers/gpu/drm/panfrost/panfrost_devfreq.c13
2 files changed, 13 insertions, 1 deletions
diff --git a/drivers/gpu/drm/panfrost/Kconfig b/drivers/gpu/drm/panfrost/Kconfig
index 81963e964b0f..86cdc0ce79e6 100644
--- a/drivers/gpu/drm/panfrost/Kconfig
+++ b/drivers/gpu/drm/panfrost/Kconfig
@@ -10,6 +10,7 @@ config DRM_PANFROST
select IOMMU_IO_PGTABLE_LPAE
select DRM_GEM_SHMEM_HELPER
select PM_DEVFREQ
+ select DEVFREQ_GOV_SIMPLE_ONDEMAND
help
DRM driver for ARM Mali Midgard (T6xx, T7xx, T8xx) and
Bifrost (G3x, G5x, G7x) GPUs.
diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.c b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
index 29fcffdf2d57..db798532b0b6 100644
--- a/drivers/gpu/drm/panfrost/panfrost_devfreq.c
+++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
@@ -140,7 +140,9 @@ int panfrost_devfreq_init(struct panfrost_device *pfdev)
return 0;
ret = dev_pm_opp_of_add_table(&pfdev->pdev->dev);
- if (ret)
+ if (ret == -ENODEV) /* Optional, continue without devfreq */
+ return 0;
+ else if (ret)
return ret;
panfrost_devfreq_reset(pfdev);
@@ -170,6 +172,9 @@ void panfrost_devfreq_resume(struct panfrost_device *pfdev)
{
int i;
+ if (!pfdev->devfreq.devfreq)
+ return;
+
panfrost_devfreq_reset(pfdev);
for (i = 0; i < NUM_JOB_SLOTS; i++)
pfdev->devfreq.slot[i].busy = false;
@@ -179,6 +184,9 @@ void panfrost_devfreq_resume(struct panfrost_device *pfdev)
void panfrost_devfreq_suspend(struct panfrost_device *pfdev)
{
+ if (!pfdev->devfreq.devfreq)
+ return;
+
devfreq_suspend_device(pfdev->devfreq.devfreq);
}
@@ -188,6 +196,9 @@ static void panfrost_devfreq_update_utilization(struct panfrost_device *pfdev, i
ktime_t now;
ktime_t last;
+ if (!pfdev->devfreq.devfreq)
+ return;
+
now = ktime_get();
last = pfdev->devfreq.slot[slot].time_last_update;