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| author | Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com> | 2025-11-21 18:13:03 +0200 |
|---|---|---|
| committer | Rob Clark <robin.clark@oss.qualcomm.com> | 2026-01-18 07:19:39 -0800 |
| commit | 6a7b0a670ba4d283285d76d45233cbecc5af5e40 (patch) | |
| tree | 4b13dba77b667a4c86f1cb087718a869ee61669c /drivers/gpu/drm/msm | |
| parent | ae26b4d513347aa247772a26f374b66d30af550e (diff) | |
| download | lwn-6a7b0a670ba4d283285d76d45233cbecc5af5e40.tar.gz lwn-6a7b0a670ba4d283285d76d45233cbecc5af5e40.zip | |
drm/msm/a2xx: fix pixel shader start on A225
A225 has a different PixelShader start address, write correct address
while initializing GPU.
Fixes: 21af872cd8c6 ("drm/msm/adreno: add a2xx")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Patchwork: https://patchwork.freedesktop.org/patch/689906/
Message-ID: <20251121-a225-v1-1-a1bab651d186@oss.qualcomm.com>
Signed-off-by: Rob Clark <robin.clark@oss.qualcomm.com>
Diffstat (limited to 'drivers/gpu/drm/msm')
| -rw-r--r-- | drivers/gpu/drm/msm/adreno/a2xx_gpu.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/adreno/a2xx_gpu.c b/drivers/gpu/drm/msm/adreno/a2xx_gpu.c index 1b1ee14b65cf..f6e48bb8cc69 100644 --- a/drivers/gpu/drm/msm/adreno/a2xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a2xx_gpu.c @@ -77,7 +77,10 @@ static bool a2xx_me_init(struct msm_gpu *gpu) /* Vertex and Pixel Shader Start Addresses in instructions * (3 DWORDS per instruction) */ - OUT_RING(ring, 0x80000180); + if (adreno_is_a225(adreno_gpu)) + OUT_RING(ring, 0x80000300); + else + OUT_RING(ring, 0x80000180); /* Maximum Contexts */ OUT_RING(ring, 0x00000001); /* Write Confirm Interval and The CP will wait the |