Messages in this thread Patch in this message | | | From | Akhil P Oommen <> | Subject | [PATCH v3 8/8] drm/msm/a6xx: Handle GMU prepare-slumber hfi failure | Date | Sat, 30 Jul 2022 15:10:51 +0530 |
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When prepare-slumber hfi fails, we should follow a6xx_gmu_force_off() sequence.
Signed-off-by: Akhil P Oommen <quic_akhilpo@quicinc.com> ---
(no changes since v1)
drivers/gpu/drm/msm/adreno/a6xx_gmu.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c index db05942..3d00ef9 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c @@ -1082,7 +1082,11 @@ static void a6xx_gmu_shutdown(struct a6xx_gmu *gmu) a6xx_bus_clear_pending_transactions(adreno_gpu); /* tell the GMU we want to slumber */ - a6xx_gmu_notify_slumber(gmu); + ret = a6xx_gmu_notify_slumber(gmu); + if (ret) { + a6xx_gmu_force_off(gmu); + return; + } ret = gmu_poll_timeout(gmu, REG_A6XX_GPU_GMU_AO_GPU_CX_BUSY_STATUS, val, -- 2.7.4
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