From eda9a4eb15e89e4d452ae8dbdc7fd6868c79c605 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Thu, 8 Feb 2018 15:57:10 +0800 Subject: 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: Alex Deucher Signed-off-by: Rex Zhu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c index dc3360b16bda..72c9a7e2c373 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c @@ -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; } -- cgit v1.2.3