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gpu: ipu-v3: add support for ARGB4444 16-bit color format 

This patch adds support for the ARGB4444 color format.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
This commit is contained in:
Lucas Stach 2015-08-04 17:21:04 +02:00 committed by Philipp Zabel
parent 59d6b7189a
commit 7d2e8a204a
2 changed files with 12 additions and 0 deletions
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1
drivers/gpu/ipu-v3/ipu-common.c
View File

@ -65,6 +65,7 @@ enum ipu_color_space ipu_drm_fourcc_to_colorspace(u32 drm_fourcc)
case DRM_FORMAT_BGR565:
case DRM_FORMAT_RGB888:
case DRM_FORMAT_BGR888:
case DRM_FORMAT_ARGB4444:
case DRM_FORMAT_XRGB8888:
case DRM_FORMAT_XBGR8888:
case DRM_FORMAT_RGBX8888:

11
drivers/gpu/ipu-v3/ipu-cpmem.c
View File

@ -524,6 +524,14 @@ static const struct ipu_rgb def_argb_16 = {
.bits_per_pixel = 16,
};
static const struct ipu_rgb def_argb_16_4444 = {
.red = { .offset = 8, .length = 4, },
.green = { .offset = 4, .length = 4, },
.blue = { .offset = 0, .length = 4, },
.transp = { .offset = 12, .length = 4, },
.bits_per_pixel = 16,
};
static const struct ipu_rgb def_abgr_16 = {
.red = { .offset = 0, .length = 5, },
.green = { .offset = 5, .length = 5, },
@ -649,6 +657,9 @@ int ipu_cpmem_set_fmt(struct ipuv3_channel *ch, u32 drm_fourcc)
case DRM_FORMAT_BGRA5551:
ipu_cpmem_set_format_rgb(ch, &def_bgra_16);
break;
case DRM_FORMAT_ARGB4444:
ipu_cpmem_set_format_rgb(ch, &def_argb_16_4444);
break;
default:
return -EINVAL;
}