From: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
This patch adds support for the ARGB4444 color format.
Signed-off-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
Signed-off-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
---
drivers/gpu/ipu-v3/ipu-common.c | 1 +
drivers/gpu/ipu-v3/ipu-cpmem.c | 11 +++++++++++
2 files changed, 12 insertions(+)
diff --git a/drivers/gpu/ipu-v3/ipu-common.c b/drivers/gpu/ipu-v3/ipu-common.c
index acf0729..8ba3e51 100644
--- a/drivers/gpu/ipu-v3/ipu-common.c
+++ b/drivers/gpu/ipu-v3/ipu-common.c
@@ -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:
diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c
index 0e6b868..63eb16b 100644
--- a/drivers/gpu/ipu-v3/ipu-cpmem.c
+++ b/drivers/gpu/ipu-v3/ipu-cpmem.c
@@ -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;
}
--
2.5.0
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