From 1a2ae2ef6382d87b086803f43270ff90e10d03b4 Mon Sep 17 00:00:00 2001 From: Flora Cui Date: Sat, 10 Oct 2015 17:11:12 +0800 Subject: [PATCH 0765/4131] drm/amdgpu: add query for aperture va range Change-Id: I648c3784b13709fbcd79cfef4aa6dadeaadeee8c Signed-off-by: Flora Cui Reviewed-by: Jammy Zhou Reviewed-by: Alex Deucher Conflicts: drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c include/uapi/drm/amdgpu_drm.h --- drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index d31777b..6224fba 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -286,6 +286,23 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file return -ENODEV; switch (info->query) { + case AMDGPU_INFO_VIRTUAL_RANGE: { + struct drm_amdgpu_virtual_range range_info; + switch (info->virtual_range.aperture) { + case AMDGPU_SUA_APERTURE_PRIVATE: + range_info.start = adev->mc.private_aperture_start; + range_info.end = adev->mc.private_aperture_end; + break; + case AMDGPU_SUA_APERTURE_SHARED: + range_info.start = adev->mc.shared_aperture_start; + range_info.end = adev->mc.shared_aperture_end; + break; + default: + return -EINVAL; + } + return copy_to_user(out, &range_info, + min((size_t)size, sizeof(range_info))) ? -EFAULT : 0; + } case AMDGPU_INFO_ACCEL_WORKING: ui32 = adev->accel_working; return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0; -- 2.7.4