drm/i915: Add support for half float framebuffers on snb sprites (90a764cd) · Commits · 戴 / test

snb supports fp16 pixel formats on the sprite planes. Expose that capability. Nothing special needs to be done, it just works. v2: Rebase on top of icl fp16 Split snb+ sprite bits into a separate patch Reviewed-by:

Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by:

Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20191015193035.25982-11-ville.syrjala@linux.intel.com

drivers/gpu/drm/i915/display/intel_sprite.c

+9 −1

Original line number	Diff line number	Diff line
		@@ -1653,6 +1653,12 @@ static u32 g4x_sprite_ctl(const struct intel_crtc_state *crtc_state,
		case DRM_FORMAT_XRGB8888:
		dvscntr \|= DVS_FORMAT_RGBX888;
		break;
		case DRM_FORMAT_XBGR16161616F:
		dvscntr \|= DVS_FORMAT_RGBX161616 \| DVS_RGB_ORDER_XBGR;
		break;
		case DRM_FORMAT_XRGB16161616F:
		dvscntr \|= DVS_FORMAT_RGBX161616;
		break;
		case DRM_FORMAT_YUYV:
		dvscntr \|= DVS_FORMAT_YUV422 \| DVS_YUV_ORDER_YUYV;
		break;
		@@ -2367,8 +2373,10 @@ static const u64 i9xx_plane_format_modifiers[] = {
		};

		static const u32 snb_plane_formats[] = {
		DRM_FORMAT_XBGR8888,
		DRM_FORMAT_XRGB8888,
		DRM_FORMAT_XBGR8888,
		DRM_FORMAT_XRGB16161616F,
		DRM_FORMAT_XBGR16161616F,
		DRM_FORMAT_YUYV,
		DRM_FORMAT_YVYU,
		DRM_FORMAT_UYVY,

Admin message