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authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>2011-07-26 12:02:00 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-11-03 18:27:22 -0200
commit59ca25b7eb8f6675be94ec18beb8eb66293f550d (patch)
tree14bb9da553e01a229f5b2fa7869330268c8c6e06
parent93ac81dcbec35455b9a8181bf3ddd2a225588434 (diff)
[media] V4L: ov6650: support the new mbus-config subdev ops
Extend the driver to also support [gs]_mbus_config() subdevice video operations. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
-rw-r--r--drivers/media/video/ov6650.c53
1 files changed, 52 insertions, 1 deletions
diff --git a/drivers/media/video/ov6650.c b/drivers/media/video/ov6650.c
index 456d9ad9ae5..a26734d4cf3 100644
--- a/drivers/media/video/ov6650.c
+++ b/drivers/media/video/ov6650.c
@@ -30,9 +30,9 @@
#include <linux/slab.h>
#include <media/soc_camera.h>
+#include <media/soc_mediabus.h>
#include <media/v4l2-chip-ident.h>
-
/* Register definitions */
#define REG_GAIN 0x00 /* range 00 - 3F */
#define REG_BLUE 0x01
@@ -1111,6 +1111,55 @@ static struct v4l2_subdev_core_ops ov6650_core_ops = {
#endif
};
+static int ov6650_g_mbus_config(struct v4l2_subdev *sd,
+ struct v4l2_mbus_config *cfg)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+ struct soc_camera_device *icd = client->dev.platform_data;
+ struct soc_camera_link *icl = to_soc_camera_link(icd);
+
+ cfg->flags = V4L2_MBUS_MASTER |
+ V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_PCLK_SAMPLE_FALLING |
+ V4L2_MBUS_HSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_LOW |
+ V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_VSYNC_ACTIVE_LOW |
+ V4L2_MBUS_DATA_ACTIVE_HIGH;
+ cfg->type = V4L2_MBUS_PARALLEL;
+ cfg->flags = soc_camera_apply_board_flags(icl, cfg);
+
+ return 0;
+}
+
+static int ov6650_s_mbus_config(struct v4l2_subdev *sd,
+ const struct v4l2_mbus_config *cfg)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+ struct soc_camera_device *icd = client->dev.platform_data;
+ struct soc_camera_link *icl = to_soc_camera_link(icd);
+ unsigned long flags = soc_camera_apply_board_flags(icl, cfg);
+ int ret;
+
+ if (flags & V4L2_MBUS_PCLK_SAMPLE_RISING)
+ ret = ov6650_reg_rmw(client, REG_COMJ, COMJ_PCLK_RISING, 0);
+ else
+ ret = ov6650_reg_rmw(client, REG_COMJ, 0, COMJ_PCLK_RISING);
+ if (ret)
+ return ret;
+
+ if (flags & V4L2_MBUS_HSYNC_ACTIVE_LOW)
+ ret = ov6650_reg_rmw(client, REG_COMF, COMF_HREF_LOW, 0);
+ else
+ ret = ov6650_reg_rmw(client, REG_COMF, 0, COMF_HREF_LOW);
+ if (ret)
+ return ret;
+
+ if (flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH)
+ ret = ov6650_reg_rmw(client, REG_COMJ, COMJ_VSYNC_HIGH, 0);
+ else
+ ret = ov6650_reg_rmw(client, REG_COMJ, 0, COMJ_VSYNC_HIGH);
+
+ return ret;
+}
+
static struct v4l2_subdev_video_ops ov6650_video_ops = {
.s_stream = ov6650_s_stream,
.g_mbus_fmt = ov6650_g_fmt,
@@ -1122,6 +1171,8 @@ static struct v4l2_subdev_video_ops ov6650_video_ops = {
.s_crop = ov6650_s_crop,
.g_parm = ov6650_g_parm,
.s_parm = ov6650_s_parm,
+ .g_mbus_config = ov6650_g_mbus_config,
+ .s_mbus_config = ov6650_s_mbus_config,
};
static struct v4l2_subdev_ops ov6650_subdev_ops = {