linux-kernel - [PATCH 05/19] drm/vc4: Use the alpha format helper

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Message-Id: <78890e262e8394b2319f15c11de3282a2a2a2efd.1515494838.git-series.maxime.ripard@free-electrons.com>
Date:   Tue,  9 Jan 2018 11:56:24 +0100
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Chen-Yu Tsai <wens@...e.org>,
        Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Daniel Vetter <daniel.vetter@...el.com>,
        Jani Nikula <jani.nikula@...ux.intel.com>,
        Sean Paul <seanpaul@...omium.org>
Cc:     dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
        thomas@...sch.nl, Eric Anholt <eric@...olt.net>
Subject: [PATCH 05/19] drm/vc4: Use the alpha format helper

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

Cc: Eric Anholt <eric@...olt.net>
Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
---
 drivers/gpu/drm/vc4/vc4_plane.c | 19 +++++++++----------
 1 file changed, 9 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/vc4/vc4_plane.c b/drivers/gpu/drm/vc4/vc4_plane.c
index 423a23ed8fc2..2c0e25128dcd 100644
--- a/drivers/gpu/drm/vc4/vc4_plane.c
+++ b/drivers/gpu/drm/vc4/vc4_plane.c
@@ -85,40 +85,39 @@ static const struct hvs_format {
 	u32 drm; /* DRM_FORMAT_* */
 	u32 hvs; /* HVS_FORMAT_* */
 	u32 pixel_order;
-	bool has_alpha;
 	bool flip_cbcr;
 } 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_YUV422,
@@ -601,7 +600,7 @@ 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(drm_format_has_alpha(format->drm) ?
 				      SCALER_POS2_ALPHA_MODE_PIPELINE :
 				      SCALER_POS2_ALPHA_MODE_FIXED,
 				      SCALER_POS2_ALPHA_MODE) |
-- 
git-series 0.9.1