Hello:
This series was applied to qcom/linux.git (refs/heads/for-next):
On Tue, 10 Nov 2020 10:43:59 -0800 you wrote:
> From: Rob Clark <robdclark@xxxxxxxxxxxx>
>
> Clear the shadow rptr on suspend. Otherwise, when we resume, we can
> have a stale value until CP_WHERE_AM_I executes. If we suspend near
> the ringbuffer wraparound point, this can lead to a chicken/egg
> situation where we are waiting for ringbuffer space to write the
> CP_WHERE_AM_I (or CP_INIT) packet, because we mistakenly believe that
> the ringbuffer is full (due to stale rptr value in the shadow).
>
> [...]
Here is the summary with links:
- [1/2] drm/msm/a6xx: Clear shadow on suspend
https://git.kernel.org/qcom/c/e8b0b994c3a5
- [2/2] drm/msm/a5xx: Clear shadow on suspend
https://git.kernel.org/qcom/c/5771de5d5b3b
You are awesome, thank you!
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