Unverified Commit 124e5dac authored by Maxime Ripard's avatar Maxime Ripard
Browse files

drm/vc4: Use the alpha format field in drm_format_info 



Now that the drm_format_info has a alpha field to tell if a format embeds
an alpha component in it, let's use it.

Cc: Eric Anholt <eric@anholt.net>
Reviewed-by: default avatarDaniel Vetter <daniel.vetter@intel.com>
Signed-off-by: default avatarMaxime Ripard <maxime.ripard@free-electrons.com>
Link: https://patchwork.freedesktop.org/patch/msgid/38d4d0a085634a0b8308e819c846b9173d4d93df.1516617243.git-series.maxime.ripard@free-electrons.com
parent 1f072d6a

drivers/gpu/drm/vc4/vc4_plane.c

+11 −12
Original line number Diff line number Diff line
@@ -85,47 +85,46 @@ static const struct hvs_format { 
	u32 drm; /* DRM_FORMAT_* */

	u32 hvs; /* HVS_FORMAT_* */

	u32 pixel_order;

	bool has_alpha;

} hvs_formats[] = {

	{

		.drm = DRM_FORMAT_XRGB8888, .hvs = HVS_PIXEL_FORMAT_RGBA8888,

		.pixel_order = HVS_PIXEL_ORDER_ABGR, .has_alpha = false,

		.pixel_order = HVS_PIXEL_ORDER_ABGR,

	},

	{

		.drm = DRM_FORMAT_ARGB8888, .hvs = HVS_PIXEL_FORMAT_RGBA8888,

		.pixel_order = HVS_PIXEL_ORDER_ABGR, .has_alpha = true,

		.pixel_order = HVS_PIXEL_ORDER_ABGR,

	},

	{

		.drm = DRM_FORMAT_ABGR8888, .hvs = HVS_PIXEL_FORMAT_RGBA8888,

		.pixel_order = HVS_PIXEL_ORDER_ARGB, .has_alpha = true,

		.pixel_order = HVS_PIXEL_ORDER_ARGB,

	},

	{

		.drm = DRM_FORMAT_XBGR8888, .hvs = HVS_PIXEL_FORMAT_RGBA8888,

		.pixel_order = HVS_PIXEL_ORDER_ARGB, .has_alpha = false,

		.pixel_order = HVS_PIXEL_ORDER_ARGB,

	},

	{

		.drm = DRM_FORMAT_RGB565, .hvs = HVS_PIXEL_FORMAT_RGB565,

		.pixel_order = HVS_PIXEL_ORDER_XRGB, .has_alpha = false,

		.pixel_order = HVS_PIXEL_ORDER_XRGB,

	},

	{

		.drm = DRM_FORMAT_BGR565, .hvs = HVS_PIXEL_FORMAT_RGB565,

		.pixel_order = HVS_PIXEL_ORDER_XBGR, .has_alpha = false,

		.pixel_order = HVS_PIXEL_ORDER_XBGR,

	},

	{

		.drm = DRM_FORMAT_ARGB1555, .hvs = HVS_PIXEL_FORMAT_RGBA5551,

		.pixel_order = HVS_PIXEL_ORDER_ABGR, .has_alpha = true,

		.pixel_order = HVS_PIXEL_ORDER_ABGR,

	},

	{

		.drm = DRM_FORMAT_XRGB1555, .hvs = HVS_PIXEL_FORMAT_RGBA5551,

		.pixel_order = HVS_PIXEL_ORDER_ABGR, .has_alpha = false,

		.pixel_order = HVS_PIXEL_ORDER_ABGR,

	},

	{

		.drm = DRM_FORMAT_RGB888, .hvs = HVS_PIXEL_FORMAT_RGB888,

		.pixel_order = HVS_PIXEL_ORDER_XRGB, .has_alpha = false,

		.pixel_order = HVS_PIXEL_ORDER_XRGB,

	},

	{

		.drm = DRM_FORMAT_BGR888, .hvs = HVS_PIXEL_FORMAT_RGB888,

		.pixel_order = HVS_PIXEL_ORDER_XBGR, .has_alpha = false,

		.pixel_order = HVS_PIXEL_ORDER_XBGR,

	},

	{

		.drm = DRM_FORMAT_YUV422,
@@ -622,7 +621,7 @@ static int vc4_plane_mode_set(struct drm_plane *plane, 
	/* Position Word 2: Source Image Size, Alpha Mode */

	vc4_state->pos2_offset = vc4_state->dlist_count;

	vc4_dlist_write(vc4_state,

			VC4_SET_FIELD(format->has_alpha ?

			VC4_SET_FIELD(fb->format->has_alpha ?

				      SCALER_POS2_ALPHA_MODE_PIPELINE :

				      SCALER_POS2_ALPHA_MODE_FIXED,

				      SCALER_POS2_ALPHA_MODE) |

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