Messages in this thread Patch in this message | | | From | Lyude Paul <> | Subject | [PATCH 6/9] drm/nouveau/kms: Use pm_runtime_put_autosuspend() in hpd_work | Date | Wed, 29 Jul 2020 17:37:00 -0400 |
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Again, we don't have any need to suspend the device synchronously here, and doing so could in theory lead to a deadlock (although it's unlikely since we've called pm_runtime_mark_last_busy() before-hand).
Signed-off-by: Lyude Paul <lyude@redhat.com> --- drivers/gpu/drm/nouveau/nouveau_display.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c index 63c58f12458c9..cdc5a2200f95e 100644 --- a/drivers/gpu/drm/nouveau/nouveau_display.c +++ b/drivers/gpu/drm/nouveau/nouveau_display.c @@ -444,7 +444,7 @@ nouveau_display_hpd_work(struct work_struct *work) drm_helper_hpd_irq_event(drm->dev); pm_runtime_mark_last_busy(drm->dev->dev); - pm_runtime_put_sync(drm->dev->dev); + pm_runtime_put_autosuspend(drm->dev->dev); } #ifdef CONFIG_ACPI -- 2.26.2
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