Messages in this thread | | | Subject | Re: [PATCH 1/2] drm/msm/gpu: Wait for idle before suspending | From | AngeloGioacchino Del Regno <> | Date | Fri, 7 Jan 2022 10:05:14 +0100 |
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Il 06/01/22 19:14, Rob Clark ha scritto: > From: Rob Clark <robdclark@chromium.org> > > System suspend uses pm_runtime_force_suspend(), which cheekily bypasses > the runpm reference counts. This doesn't actually work so well when the > GPU is active. So add a reasonable delay waiting for the GPU to become > idle. > > Alternatively we could just return -EBUSY in this case, but that has the > disadvantage of causing system suspend to fail. > > Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
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