Discussion:
[PATCH v2] media: soc_camera: rcar_vin: Enable VSYNC field toggle mode
(too old to reply)
Yoshihiro Kaneko
2014-10-22 04:05:36 UTC
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Raw Message
From: Koji Matsuoka <***@renesas.com>

By applying this patch, it sets to VSYNC field toggle mode not only
at the time of progressive mode but at the time of an interlace mode.

Signed-off-by: Koji Matsuoka <***@renesas.com>
Signed-off-by: Yoshihiro Kaneko <***@gmail.com>
---

This patch is against master branch of linuxtv.org/media_tree.git.

v2 [Yoshihiro Kaneko]
* improve the macro definition for the VLV field

drivers/media/platform/soc_camera/rcar_vin.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/soc_camera/rcar_vin.c b/drivers/media/platform/soc_camera/rcar_vin.c
index 9300076..beaf8e5 100644
--- a/drivers/media/platform/soc_camera/rcar_vin.c
+++ b/drivers/media/platform/soc_camera/rcar_vin.c
@@ -107,6 +107,7 @@
#define VNDMR2_VPS (1 << 30)
#define VNDMR2_HPS (1 << 29)
#define VNDMR2_FTEV (1 << 17)
+#define VNDMR2_VLV(n) ((n & 0xf) << 12)

#define VIN_MAX_WIDTH 2048
#define VIN_MAX_HEIGHT 2048
@@ -827,7 +828,7 @@ static int rcar_vin_set_bus_param(struct soc_camera_device *icd)
if (ret < 0 && ret != -ENOIOCTLCMD)
return ret;

- val = priv->field == V4L2_FIELD_NONE ? VNDMR2_FTEV : 0;
+ val = VNDMR2_FTEV | VNDMR2_VLV(1);
if (!(common_flags & V4L2_MBUS_VSYNC_ACTIVE_LOW))
val |= VNDMR2_VPS;
if (!(common_flags & V4L2_MBUS_HSYNC_ACTIVE_LOW))
--
1.9.1

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