Commit eda9a4eb authored by Rex Zhu's avatar Rex Zhu Committed by Alex Deucher
Browse files

drm/amdgpu: Add query vram width in CGS query system info 



powerplay need vram width to set default mclk optimization
settings(uphyst/downhyst/activity threshold)

Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarRex Zhu <Rex.Zhu@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 92e71b06

drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c

+3 −0
Original line number Diff line number Diff line
@@ -905,6 +905,9 @@ static int amdgpu_cgs_query_system_info(struct cgs_device *cgs_device, 
	case CGS_SYSTEM_INFO_PCIE_BUS_DEVFN:

		sys_info->value = adev->pdev->devfn;

		break;

	case CGS_SYSTEM_INFO_VRAM_WIDTH:

		sys_info->value = adev->gmc.vram_width;

		break;

	default:

		return -ENODEV;

	}

drivers/gpu/drm/amd/include/cgs_common.h

+1 −0
Original line number Diff line number Diff line
@@ -101,6 +101,7 @@ enum cgs_system_info_id { 
	CGS_SYSTEM_INFO_PCIE_SUB_SYS_ID,

	CGS_SYSTEM_INFO_PCIE_SUB_SYS_VENDOR_ID,

	CGS_SYSTEM_INFO_PCIE_BUS_DEVFN,

	CGS_SYSTEM_INFO_VRAM_WIDTH,

	CGS_SYSTEM_INFO_ID_MAXIMUM,

};