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Commit 7d2e8a20 authored by Lucas Stach's avatar Lucas Stach Committed by Philipp Zabel
Browse files

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



This patch adds support for the ARGB4444 color format.

Signed-off-by: default avatarLucas Stach <l.stach@pengutronix.de>
Signed-off-by: default avatarPhilipp Zabel <p.zabel@pengutronix.de>
parent 59d6b718

drivers/gpu/ipu-v3/ipu-common.c

+1 −0
Original line number Diff line number Diff line
@@ -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:

drivers/gpu/ipu-v3/ipu-cpmem.c

+11 −0
Original line number Diff line number Diff line
@@ -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;

	}