[PATCH] drm/msm: Fix GMEM_BASE for A650

From: Alexander Koskovich

Date: Sat Mar 14 2026 - 00:15:13 EST


Commit dc220915ddb2 ("drm/msm: Fix GMEM_BASE for gen8") changed the
GMEM_BASE check from adreno_is_a650_family() & adreno_is_a740_family()
to family >= ADRENO_6XX_GEN4.

This inadvertently excluded A650 (ADRENO_6XX_GEN3), causing it to report
an incorrect GMEM_BASE which results in severe rendering corruption.

Update check to also include ADRENO_6XX_GEN3 to fix A650.

Fixes: dc220915ddb2 ("drm/msm: Fix GMEM_BASE for gen8")
Signed-off-by: Alexander Koskovich <akoskovich@xxxxx>
---
drivers/gpu/drm/msm/adreno/adreno_gpu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
index d5fe6f6f0dec..0ac3fba5c277 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
@@ -376,7 +376,7 @@ int adreno_get_param(struct msm_gpu *gpu, struct msm_context *ctx,
*value = adreno_gpu->info->gmem;
return 0;
case MSM_PARAM_GMEM_BASE:
- if (adreno_gpu->info->family >= ADRENO_6XX_GEN4)
+ if (adreno_gpu->info->family >= ADRENO_6XX_GEN3)
*value = 0;
else
*value = 0x100000;

---
base-commit: 1f318b96cc84d7c2ab792fcc0bfd42a7ca890681
change-id: 20260314-fix-gmem-base-a650-cfd9bfcea425

Best regards,
--
Alexander Koskovich <akoskovich@xxxxx>