linux-kernel - [PATCH 2/5] drm/vkms: Add support for ARGB8888 formats

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Date: Thu, 16 May 2024 15:18:18 +0200
From: Louis Chauvet <louis.chauvet@...tlin.com>
To: Rodrigo Siqueira <rodrigosiqueiramelo@...il.com>, 
 Melissa Wen <melissa.srw@...il.com>, 
 Maíra Canal <mairacanal@...eup.net>, 
 Haneen Mohammed <hamohammed.sa@...il.com>, Daniel Vetter <daniel@...ll.ch>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 David Airlie <airlied@...il.com>
Cc: dri-devel@...ts.freedesktop.org, arthurgrillo@...eup.net, 
 linux-kernel@...r.kernel.org, jeremie.dautheribes@...tlin.com, 
 miquel.raynal@...tlin.com, thomas.petazzoni@...tlin.com, 
 seanpaul@...gle.com, marcheu@...gle.com, nicolejadeyee@...gle.com, 
 Louis Chauvet <louis.chauvet@...tlin.com>
Subject: [PATCH 2/5] drm/vkms: Add support for ARGB8888 formats

The formats XRGB8888 and ARGB8888 were already supported.
Add the support for:
- XBGR8888
- RGBX8888
- BGRX8888
- ABGR8888
- RGBA8888
- BGRA8888

Signed-off-by: Louis Chauvet <louis.chauvet@...tlin.com>
---
 drivers/gpu/drm/vkms/vkms_formats.c | 18 ++++++++++++++++++
 drivers/gpu/drm/vkms/vkms_plane.c   |  6 ++++++
 2 files changed, 24 insertions(+)

diff --git a/drivers/gpu/drm/vkms/vkms_formats.c b/drivers/gpu/drm/vkms/vkms_formats.c
index d26707cff86e..54fe03c2616d 100644
--- a/drivers/gpu/drm/vkms/vkms_formats.c
+++ b/drivers/gpu/drm/vkms/vkms_formats.c
@@ -443,8 +443,14 @@ static void R4_read_line(const struct vkms_plane_state *plane, int x_start,
 
 
 READ_LINE_ARGB8888(XRGB8888_read_line, px, 255, px[2], px[1], px[0])
+READ_LINE_ARGB8888(XBGR8888_read_line, px, 255, px[0], px[1], px[2])
+READ_LINE_ARGB8888(RGBX8888_read_line, px, 255, px[3], px[2], px[1])
+READ_LINE_ARGB8888(BGRX8888_read_line, px, 255, px[1], px[2], px[3])
 
 READ_LINE_ARGB8888(ARGB8888_read_line, px, px[3], px[2], px[1], px[0])
+READ_LINE_ARGB8888(ABGR8888_read_line, px, px[3], px[0], px[1], px[2])
+READ_LINE_ARGB8888(RGBA8888_read_line, px, px[0], px[3], px[2], px[1])
+READ_LINE_ARGB8888(BGRA8888_read_line, px, px[0], px[1], px[2], px[3])
 
 
 READ_LINE_16161616(ARGB16161616_read_line, px, px[3], px[2], px[1], px[0]);
@@ -659,8 +665,20 @@ pixel_read_line_t get_pixel_read_line_function(u32 format)
 	switch (format) {
 	case DRM_FORMAT_ARGB8888:
 		return &ARGB8888_read_line;
+	case DRM_FORMAT_ABGR8888:
+		return &ABGR8888_read_line;
+	case DRM_FORMAT_BGRA8888:
+		return &BGRA8888_read_line;
+	case DRM_FORMAT_RGBA8888:
+		return &RGBA8888_read_line;
 	case DRM_FORMAT_XRGB8888:
 		return &XRGB8888_read_line;
+	case DRM_FORMAT_XBGR8888:
+		return &XBGR8888_read_line;
+	case DRM_FORMAT_RGBX8888:
+		return &RGBX8888_read_line;
+	case DRM_FORMAT_BGRX8888:
+		return &BGRX8888_read_line;
 	case DRM_FORMAT_ARGB16161616:
 		return &ARGB16161616_read_line;
 	case DRM_FORMAT_XRGB16161616:
diff --git a/drivers/gpu/drm/vkms/vkms_plane.c b/drivers/gpu/drm/vkms/vkms_plane.c
index 67f891e7ac58..941a6e92a040 100644
--- a/drivers/gpu/drm/vkms/vkms_plane.c
+++ b/drivers/gpu/drm/vkms/vkms_plane.c
@@ -14,7 +14,13 @@
 
 static const u32 vkms_formats[] = {
 	DRM_FORMAT_ARGB8888,
+	DRM_FORMAT_ABGR8888,
+	DRM_FORMAT_BGRA8888,
+	DRM_FORMAT_RGBA8888,
 	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_XBGR8888,
+	DRM_FORMAT_RGBX8888,
+	DRM_FORMAT_BGRX8888,
 	DRM_FORMAT_XRGB16161616,
 	DRM_FORMAT_ARGB16161616,
 	DRM_FORMAT_RGB565,

-- 
2.43.2