[PATCH v2 13/14] drm/msm/a6xx: Vastly increase HFI timeout

From: Konrad Dybcio
Date: Tue Aug 08 2023 - 17:04:29 EST


A7xx GMUs can be slow as molasses at times.
Increase the timeout to 1 second to match the vendor driver.

Tested-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> # on SM8550-QRD
Tested-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> # sm8450
Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
---
drivers/gpu/drm/msm/adreno/a6xx_hfi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/msm/adreno/a6xx_hfi.c b/drivers/gpu/drm/msm/adreno/a6xx_hfi.c
index cdb3f6e74d3e..e25ddb82a087 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_hfi.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_hfi.c
@@ -108,7 +108,7 @@ static int a6xx_hfi_wait_for_ack(struct a6xx_gmu *gmu, u32 id, u32 seqnum,

/* Wait for a response */
ret = gmu_poll_timeout(gmu, REG_A6XX_GMU_GMU2HOST_INTR_INFO, val,
- val & A6XX_GMU_GMU2HOST_INTR_INFO_MSGQ, 100, 5000);
+ val & A6XX_GMU_GMU2HOST_INTR_INFO_MSGQ, 100, 1000000);

if (ret) {
DRM_DEV_ERROR(gmu->dev,

--
2.41.0