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drm: rp1: rp1-dpi: Add DRM_FORMAT_ARGB8888 and DRM_FORMAT_ABGR8888

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Android requires this.
As the underlying hardware doesn't support alpha blending,
we ignore the alpha value.

Signed-off-by: Jan Kehren <jan.kehren@emteria.com>
This commit is contained in:
Jan Kehren
2024-08-20 08:08:50 +00:00
committed by Dom Cobley
parent 0cf9fcd8ca
commit c449381e59
2 changed files with 14 additions and 0 deletions
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2
drivers/gpu/drm/rp1/rp1-dpi/rp1_dpi.c
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@@ -260,6 +260,8 @@ static struct drm_driver rp1dpi_driver = {
static const u32 rp1dpi_formats[] = { static const u32 rp1dpi_formats[] = {
DRM_FORMAT_XRGB8888, DRM_FORMAT_XRGB8888,
DRM_FORMAT_XBGR8888, DRM_FORMAT_XBGR8888,
DRM_FORMAT_ARGB8888,
DRM_FORMAT_ABGR8888,
DRM_FORMAT_RGB888, DRM_FORMAT_RGB888,
DRM_FORMAT_BGR888, DRM_FORMAT_BGR888,
DRM_FORMAT_RGB565 DRM_FORMAT_RGB565

12
drivers/gpu/drm/rp1/rp1-dpi/rp1_dpi_hw.c
View File

@@ -257,6 +257,18 @@ static const struct rp1dpi_ipixfmt my_formats[] = {
.shift = ISHIFT_RGB(7, 15, 23), .shift = ISHIFT_RGB(7, 15, 23),
.rgbsz = BITS(DPI_DMA_RGBSZ_BPP, 3), .rgbsz = BITS(DPI_DMA_RGBSZ_BPP, 3),
}, },
{
.format = DRM_FORMAT_ARGB8888,
.mask = IMASK_RGB(0x3fc, 0x3fc, 0x3fc),
.shift = ISHIFT_RGB(23, 15, 7),
.rgbsz = BITS(DPI_DMA_RGBSZ_BPP, 3),
},
{
.format = DRM_FORMAT_ABGR8888,
.mask = IMASK_RGB(0x3fc, 0x3fc, 0x3fc),
.shift = ISHIFT_RGB(7, 15, 23),
.rgbsz = BITS(DPI_DMA_RGBSZ_BPP, 3),
},
{ {
.format = DRM_FORMAT_RGB888, .format = DRM_FORMAT_RGB888,
.mask = IMASK_RGB(0x3fc, 0x3fc, 0x3fc), .mask = IMASK_RGB(0x3fc, 0x3fc, 0x3fc),