[PATCH 5.12 130/173] drm/msm/a6xx: fix incorrectly set uavflagprd_inv field for A650

From: Greg Kroah-Hartman
Date: Mon Jun 14 2021 - 07:33:39 EST


From: Jonathan Marek <jonathan@xxxxxxxx>

commit b4387eaf3821a4c4241ac3a556e13244eb1fdaa5 upstream.

Value was shifted in the wrong direction, resulting in the field always
being zero, which is incorrect for A650.

Fixes: d0bac4e9cd66 ("drm/msm/a6xx: set ubwc config for A640 and A650")
Signed-off-by: Jonathan Marek <jonathan@xxxxxxxx>
Reviewed-by: Akhil P Oommen <akhilpo@xxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20210513171431.18632-4-jonathan@xxxxxxxx
Signed-off-by: Rob Clark <robdclark@xxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -489,7 +489,7 @@ static void a6xx_set_ubwc_config(struct
rgb565_predicator << 11 | amsbc << 4 | lower_bit << 1);
gpu_write(gpu, REG_A6XX_TPL1_NC_MODE_CNTL, lower_bit << 1);
gpu_write(gpu, REG_A6XX_SP_NC_MODE_CNTL,
- uavflagprd_inv >> 4 | lower_bit << 1);
+ uavflagprd_inv << 4 | lower_bit << 1);
gpu_write(gpu, REG_A6XX_UCHE_MODE_CNTL, lower_bit << 21);
}