[PATCH] drm/imx: Add more RGB swizzling options
Marek Vasut
marek.vasut at mailbox.org
Fri Oct 17 07:45:38 PDT 2025
Add additional buffer format swizzling options beyond XR24, the
hardware is capable of sampling other formats, fill them in.
Signed-off-by: Marek Vasut <marek.vasut at mailbox.org>
---
Cc: Abel Vesa <abelvesa at kernel.org>
Cc: Conor Dooley <conor+dt at kernel.org>
Cc: Fabio Estevam <festevam at gmail.com>
Cc: Krzysztof Kozlowski <krzk+dt at kernel.org>
Cc: Laurent Pinchart <Laurent.pinchart at ideasonboard.com>
Cc: Liu Ying <victor.liu at nxp.com>
Cc: Lucas Stach <l.stach at pengutronix.de>
Cc: Peng Fan <peng.fan at nxp.com>
Cc: Pengutronix Kernel Team <kernel at pengutronix.de>
Cc: Rob Herring <robh at kernel.org>
Cc: Shawn Guo <shawnguo at kernel.org>
Cc: Thomas Zimmermann <tzimmermann at suse.de>
Cc: devicetree at vger.kernel.org
Cc: dri-devel at lists.freedesktop.org
Cc: imx at lists.linux.dev
Cc: linux-arm-kernel at lists.infradead.org
Cc: linux-clk at vger.kernel.org
---
Liu, please test on MX8qxp , I do not have that hardware.
---
drivers/gpu/drm/imx/dc/dc-fu.c | 40 +++++++++++++++++++++++++++++++
drivers/gpu/drm/imx/dc/dc-plane.c | 8 +++++++
2 files changed, 48 insertions(+)
diff --git a/drivers/gpu/drm/imx/dc/dc-fu.c b/drivers/gpu/drm/imx/dc/dc-fu.c
index 1d8f74babef8a..397af0e9b0236 100644
--- a/drivers/gpu/drm/imx/dc/dc-fu.c
+++ b/drivers/gpu/drm/imx/dc/dc-fu.c
@@ -65,6 +65,46 @@ static const struct dc_fu_pixel_format pixel_formats[] = {
DRM_FORMAT_XRGB8888,
R_BITS(8) | G_BITS(8) | B_BITS(8) | A_BITS(0),
R_SHIFT(16) | G_SHIFT(8) | B_SHIFT(0) | A_SHIFT(0),
+ }, {
+ DRM_FORMAT_ARGB8888,
+ R_BITS(8) | G_BITS(8) | B_BITS(8) | A_BITS(8),
+ R_SHIFT(16) | G_SHIFT(8) | B_SHIFT(0) | A_SHIFT(24),
+ }, {
+ DRM_FORMAT_ABGR8888,
+ R_BITS(8) | G_BITS(8) | B_BITS(8) | A_BITS(8),
+ R_SHIFT(0) | G_SHIFT(8) | B_SHIFT(16) | A_SHIFT(24),
+ }, {
+ DRM_FORMAT_XBGR8888,
+ R_BITS(8) | G_BITS(8) | B_BITS(8) | A_BITS(0),
+ R_SHIFT(0) | G_SHIFT(8) | B_SHIFT(16) | A_SHIFT(0),
+ }, {
+ DRM_FORMAT_RGBA8888,
+ R_BITS(8) | G_BITS(8) | B_BITS(8) | A_BITS(8),
+ R_SHIFT(24) | G_SHIFT(16) | B_SHIFT(8) | A_SHIFT(0),
+ }, {
+ DRM_FORMAT_RGBX8888,
+ R_BITS(8) | G_BITS(8) | B_BITS(8) | A_BITS(0),
+ R_SHIFT(24) | G_SHIFT(16) | B_SHIFT(8) | A_SHIFT(0),
+ }, {
+ DRM_FORMAT_BGRA8888,
+ R_BITS(8) | G_BITS(8) | B_BITS(8) | A_BITS(8),
+ R_SHIFT(8) | G_SHIFT(16) | B_SHIFT(24) | A_SHIFT(0),
+ }, {
+ DRM_FORMAT_BGRX8888,
+ R_BITS(8) | G_BITS(8) | B_BITS(8) | A_BITS(0),
+ R_SHIFT(8) | G_SHIFT(16) | B_SHIFT(24) | A_SHIFT(0),
+ }, {
+ DRM_FORMAT_RGB888,
+ R_BITS(8) | G_BITS(8) | B_BITS(8) | A_BITS(0),
+ R_SHIFT(16) | G_SHIFT(8) | B_SHIFT(0) | A_SHIFT(0),
+ }, {
+ DRM_FORMAT_BGR888,
+ R_BITS(8) | G_BITS(8) | B_BITS(8) | A_BITS(0),
+ R_SHIFT(0) | G_SHIFT(8) | B_SHIFT(16) | A_SHIFT(0),
+ }, {
+ DRM_FORMAT_RGB565,
+ R_BITS(5) | G_BITS(6) | B_BITS(5) | A_BITS(0),
+ R_SHIFT(11) | G_SHIFT(5) | B_SHIFT(0) | A_SHIFT(0),
},
};
diff --git a/drivers/gpu/drm/imx/dc/dc-plane.c b/drivers/gpu/drm/imx/dc/dc-plane.c
index e40d5d66c5c1f..68d32b76fab95 100644
--- a/drivers/gpu/drm/imx/dc/dc-plane.c
+++ b/drivers/gpu/drm/imx/dc/dc-plane.c
@@ -33,6 +33,14 @@ do { \
static const uint32_t dc_plane_formats[] = {
DRM_FORMAT_XRGB8888,
+ DRM_FORMAT_ARGB8888,
+ DRM_FORMAT_ABGR8888,
+ DRM_FORMAT_XBGR8888,
+ DRM_FORMAT_RGBA8888,
+ DRM_FORMAT_RGBX8888,
+ DRM_FORMAT_BGRA8888,
+ DRM_FORMAT_BGRX8888,
+ DRM_FORMAT_RGB565,
};
static const struct drm_plane_funcs dc_plane_funcs = {
--
2.51.0
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