From 57f765a7ef090c31a60b3e9b75236bb652c41dba Mon Sep 17 00:00:00 2001 From: Likun Gao Date: Thu, 26 Feb 2026 13:11:27 +0800 Subject: [PATCH] drm/amdgpu: change sdma doorbell size for soc v1 Change SDMA doorbel size to 14 per SDMA engine. Signed-off-by: Likun Gao Reviewed-by: Feifei Xu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/soc_v1_0.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/soc_v1_0.c b/drivers/gpu/drm/amd/amdgpu/soc_v1_0.c index 90a69ef41c4b..0c7759b82fa6 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/soc_v1_0.c @@ -57,7 +57,7 @@ static void soc_v1_0_doorbell_index_init(struct amdgpu_device *adev) adev->doorbell_index.userqueue_end = AMDGPU_SOC_V1_0_DOORBELL_USERQUEUE_END; adev->doorbell_index.xcc_doorbell_range = AMDGPU_SOC_V1_0_DOORBELL_XCC_RANGE; - adev->doorbell_index.sdma_doorbell_range = 20; + adev->doorbell_index.sdma_doorbell_range = 14; for (i = 0; i < adev->sdma.num_instances; i++) adev->doorbell_index.sdma_engine[i] = AMDGPU_SOC_V1_0_DOORBELL_sDMA_ENGINE_START +