linux-kernel - [PATCH 2/2] drm/msm: Fix GMEM

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Message-ID: <20260109153730.130462-3-robin.clark@oss.qualcomm.com>
Date: Fri,  9 Jan 2026 07:37:29 -0800
From: Rob Clark <robin.clark@....qualcomm.com>
To: dri-devel@...ts.freedesktop.org
Cc: freedreno@...ts.freedesktop.org, linux-arm-msm@...r.kernel.org,
        Rob Clark <robin.clark@....qualcomm.com>, Sean Paul <sean@...rly.run>,
        Konrad Dybcio <konradybcio@...nel.org>,
        Akhil P Oommen <akhilpo@....qualcomm.com>,
        Dmitry Baryshkov <lumag@...nel.org>,
        Abhinav Kumar <abhinav.kumar@...ux.dev>,
        Jessica Zhang <jesszhan0024@...il.com>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        linux-kernel@...r.kernel.org (open list)
Subject: [PATCH 2/2] drm/msm: Fix GMEM_BASE for gen8

This should also be zero for gen8.

Fixes: 288a93200892 ("drm/msm/adreno: Introduce A8x GPU Support")
Signed-off-by: Rob Clark <robin.clark@....qualcomm.com>
---
 drivers/gpu/drm/msm/adreno/adreno_gpu.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
index 1c80909e63ca..d5fe6f6f0dec 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
@@ -376,8 +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_is_a650_family(adreno_gpu) ||
-		    adreno_is_a740_family(adreno_gpu))
+		if (adreno_gpu->info->family >= ADRENO_6XX_GEN4)
 			*value = 0;
 		else
 			*value = 0x100000;
-- 
2.52.0