If the GMU can't guarantee the required resources are up, trying to
bring up the GPU is a lost cause. Return early if setting GPU OOB
fails.
Tested-by: Neil Armstrong <neil.armstr...@linaro.org> # on SM8550-QRD
Tested-by: Dmitry Baryshkov <dmitry.barysh...@linaro.org> # sm8450
Signed-off-by: Konrad Dybcio <konrad.dyb...@linaro.org>
---
drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index 6dd6d72bcd86..d4e85e24002f 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -1201,7 +1201,9 @@ static int hw_init(struct msm_gpu *gpu)
if (!adreno_has_gmu_wrapper(adreno_gpu)) {
/* Make sure the GMU keeps the GPU on while we set it up */
- a6xx_gmu_set_oob(&a6xx_gpu->gmu, GMU_OOB_GPU_SET);
+ ret = a6xx_gmu_set_oob(&a6xx_gpu->gmu, GMU_OOB_GPU_SET);
+ if (ret)
+ return ret;
}
/* Clear GBIF halt in case GX domain was not collapsed */
--
2.41.0
