From: Koji Matsuoka <koji.matsuoka.xm@xxxxxxxxxxx>
This patch adds ARGB8888 capture format support for R-Car Gen3.
Signed-off-by: Koji Matsuoka <koji.matsuoka.xm@xxxxxxxxxxx>
Signed-off-by: Yoshihiro Kaneko <ykaneko0929@xxxxxxxxx>
---
This patch is based on the for-4.6-1 branch of Guennadi's v4l-dvb tree.
v4 [Yoshihiro Kaneko]
* As suggested by Sergei Shtylyov
- revised an error message.
v3 [Yoshihiro Kaneko]
* rebased to for-4.6-1 branch of Guennadi's tree.
v2 [Yoshihiro Kaneko]
* As suggested by Sergei Shtylyov
- fix the coding style of the braces.
drivers/media/platform/soc_camera/rcar_vin.c | 21 +++++++++++++++++++--
1 file changed, 19 insertions(+), 2 deletions(-)
diff --git a/drivers/media/platform/soc_camera/rcar_vin.c b/drivers/media/platform/soc_camera/rcar_vin.c
index dc75a80..07c67f6 100644
--- a/drivers/media/platform/soc_camera/rcar_vin.c
+++ b/drivers/media/platform/soc_camera/rcar_vin.c
@@ -124,7 +124,7 @@
#define VNDMR_EXRGB (1 << 8)
#define VNDMR_BPSM (1 << 4)
#define VNDMR_DTMD_YCSEP (1 << 1)
-#define VNDMR_DTMD_ARGB1555 (1 << 0)
+#define VNDMR_DTMD_ARGB (1 << 0)
/* Video n Data Mode Register 2 bits */
#define VNDMR2_VPS (1 << 30)
@@ -643,7 +643,7 @@ static int rcar_vin_setup(struct rcar_vin_priv *priv)
output_is_yuv = true;
break;
case V4L2_PIX_FMT_RGB555X:
- dmr = VNDMR_DTMD_ARGB1555;
+ dmr = VNDMR_DTMD_ARGB;
break;
case V4L2_PIX_FMT_RGB565:
dmr = 0;
@@ -654,6 +654,14 @@ static int rcar_vin_setup(struct rcar_vin_priv *priv)
dmr = VNDMR_EXRGB;
break;
}
+ case V4L2_PIX_FMT_ARGB32:
+ if (priv->chip == RCAR_GEN3) {
+ dmr = VNDMR_EXRGB | VNDMR_DTMD_ARGB;
+ } else {
+ dev_err(icd->parent, "Unsupported format\n");
+ return -EINVAL;
+ }
+ break;
default:
dev_warn(icd->parent, "Invalid fourcc format (0x%x)\n",
icd->current_fmt->host_fmt->fourcc);
@@ -1304,6 +1312,14 @@ static const struct soc_mbus_pixelfmt rcar_vin_formats[] = {
.order = SOC_MBUS_ORDER_LE,
.layout = SOC_MBUS_LAYOUT_PACKED,
},
+ {
+ .fourcc = V4L2_PIX_FMT_ARGB32,
+ .name = "ARGB8888",
+ .bits_per_sample = 32,
+ .packing = SOC_MBUS_PACKING_NONE,
+ .order = SOC_MBUS_ORDER_LE,
+ .layout = SOC_MBUS_LAYOUT_PACKED,
+ },
};
static int rcar_vin_get_formats(struct soc_camera_device *icd, unsigned int idx,
@@ -1611,6 +1627,7 @@ static int rcar_vin_set_fmt(struct soc_camera_device *icd,
case V4L2_PIX_FMT_RGB32:
can_scale = priv->chip != RCAR_E1;
break;
+ case V4L2_PIX_FMT_ARGB32:
case V4L2_PIX_FMT_UYVY:
case V4L2_PIX_FMT_YUYV:
case V4L2_PIX_FMT_RGB565:
--
1.9.1
--
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