From 5200b5e2bec3cbe505dc36b4f491187eb51fdc4a Mon Sep 17 00:00:00 2001 From: Dave Stevenson Date: Tue, 3 Mar 2026 15:46:32 +0000 Subject: [PATCH] drm/vc4: plane: Add support for RGB[AX]8888 and BGR[AX]8888 formats The [AX]RGB8888 and [AX]BGR8888 formats were all in the translation list, but RGB[AX]8888 and BGR[AX]8888 weren't. Seeing as the writeback connector had them in the list of supported formats, that meant it could generate content that couldn't be input. Add the relevant translations. Whilst T-Format support should be possible, it has not been added at this stage. Signed-off-by: Dave Stevenson --- drivers/gpu/drm/vc4/vc4_plane.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/drivers/gpu/drm/vc4/vc4_plane.c b/drivers/gpu/drm/vc4/vc4_plane.c index d79fe20138acd8..d8cc57947a655c 100644 --- a/drivers/gpu/drm/vc4/vc4_plane.c +++ b/drivers/gpu/drm/vc4/vc4_plane.c @@ -63,6 +63,30 @@ static const struct hvs_format { .pixel_order = HVS_PIXEL_ORDER_ARGB, .pixel_order_hvs5 = HVS_PIXEL_ORDER_ABGR, }, + { + .drm = DRM_FORMAT_RGBX8888, + .hvs = HVS_PIXEL_FORMAT_RGBA8888, + .pixel_order = HVS_PIXEL_ORDER_RGBA, + .pixel_order_hvs5 = HVS_PIXEL_ORDER_RGBA, + }, + { + .drm = DRM_FORMAT_RGBA8888, + .hvs = HVS_PIXEL_FORMAT_RGBA8888, + .pixel_order = HVS_PIXEL_ORDER_RGBA, + .pixel_order_hvs5 = HVS_PIXEL_ORDER_RGBA, + }, + { + .drm = DRM_FORMAT_BGRX8888, + .hvs = HVS_PIXEL_FORMAT_RGBA8888, + .pixel_order = HVS_PIXEL_ORDER_BGRA, + .pixel_order_hvs5 = HVS_PIXEL_ORDER_BGRA, + }, + { + .drm = DRM_FORMAT_BGRA8888, + .hvs = HVS_PIXEL_FORMAT_RGBA8888, + .pixel_order = HVS_PIXEL_ORDER_BGRA, + .pixel_order_hvs5 = HVS_PIXEL_ORDER_BGRA, + }, { .drm = DRM_FORMAT_RGB565, .hvs = HVS_PIXEL_FORMAT_RGB565,