[PATCH 01/10] drm/amd/amdgpu: Add query vram width in CGS query system info

[Rex Zhu]

Change-Id: I4bf7abab944253c8c744c1290b8a9fb5a62b6240
Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>
---
 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 71b4aec..1f4e37b 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,
 };
 
-- 
1.9.1