From d47d86aa978854316b0cb54b0208b5bbbb58a4fc Mon Sep 17 00:00:00 2001 From: Stylon Wang Date: Tue, 21 Apr 2020 20:47:41 +0800 Subject: [PATCH] drm/amd/display: Support FP16 pixel format [Why] FP16 pixel format is not declared to DRM in Linux DM. [How] Add FP16 format to the support list presented to DRM from Linux DM. Signed-off-by: Stylon Wang Reviewed-by: Nicholas Kazlauskas Acked-by: Aurabindo Pillai Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 6c314dbd4b753..c332e858ea4a2 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -3660,6 +3660,10 @@ fill_dc_plane_info_and_addr(struct amdgpu_device *adev, case DRM_FORMAT_P010: plane_info->format = SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb; break; + case DRM_FORMAT_XRGB16161616F: + case DRM_FORMAT_ARGB16161616F: + plane_info->format = SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F; + break; default: DRM_ERROR( "Unsupported screen format %s\n", @@ -5576,6 +5580,10 @@ static int get_plane_formats(const struct drm_plane *plane, formats[num_formats++] = DRM_FORMAT_NV12; if (plane_cap && plane_cap->pixel_format_support.p010) formats[num_formats++] = DRM_FORMAT_P010; + if (plane_cap && plane_cap->pixel_format_support.fp16) { + formats[num_formats++] = DRM_FORMAT_XRGB16161616F; + formats[num_formats++] = DRM_FORMAT_ARGB16161616F; + } break; case DRM_PLANE_TYPE_OVERLAY: -- 2.39.5