From 25dac69c63fa00fd61f005fcc2c05050ee808eec Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Thu, 8 Feb 2018 15:57:10 +0800 Subject: [PATCH 3592/4131] 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 +++ drivers/gpu/drm/amd/include/cgs_common.h | 1 + 2 files changed, 4 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c index dc3360b..72c9a7e2 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; } diff --git a/drivers/gpu/drm/amd/include/cgs_common.h b/drivers/gpu/drm/amd/include/cgs_common.h index f5c7397..98cf4ce 100644 --- a/drivers/gpu/drm/amd/include/cgs_common.h +++ b/drivers/gpu/drm/amd/include/cgs_common.h @@ -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, }; -- 2.7.4