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path: root/drivers/media/i2c/soc_camera/ov772x.c
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Diffstat (limited to 'drivers/media/i2c/soc_camera/ov772x.c')
-rw-r--r--drivers/media/i2c/soc_camera/ov772x.c31
1 files changed, 14 insertions, 17 deletions
diff --git a/drivers/media/i2c/soc_camera/ov772x.c b/drivers/media/i2c/soc_camera/ov772x.c
index 713d62e349f6..7f2b3c8926af 100644
--- a/drivers/media/i2c/soc_camera/ov772x.c
+++ b/drivers/media/i2c/soc_camera/ov772x.c
@@ -26,8 +26,8 @@
#include <media/ov772x.h>
#include <media/soc_camera.h>
+#include <media/v4l2-clk.h>
#include <media/v4l2-ctrls.h>
-#include <media/v4l2-chip-ident.h>
#include <media/v4l2-subdev.h>
/*
@@ -396,10 +396,10 @@ struct ov772x_win_size {
struct ov772x_priv {
struct v4l2_subdev subdev;
struct v4l2_ctrl_handler hdl;
+ struct v4l2_clk *clk;
struct ov772x_camera_info *info;
const struct ov772x_color_format *cfmt;
const struct ov772x_win_size *win;
- int model;
unsigned short flag_vflip:1;
unsigned short flag_hflip:1;
/* band_filter = COM8[5] ? 256 - BDBASE : 0 */
@@ -620,17 +620,6 @@ static int ov772x_s_ctrl(struct v4l2_ctrl *ctrl)
return -EINVAL;
}
-static int ov772x_g_chip_ident(struct v4l2_subdev *sd,
- struct v4l2_dbg_chip_ident *id)
-{
- struct ov772x_priv *priv = to_ov772x(sd);
-
- id->ident = priv->model;
- id->revision = 0;
-
- return 0;
-}
-
#ifdef CONFIG_VIDEO_ADV_DEBUG
static int ov772x_g_register(struct v4l2_subdev *sd,
struct v4l2_dbg_register *reg)
@@ -668,8 +657,9 @@ static int ov772x_s_power(struct v4l2_subdev *sd, int on)
{
struct i2c_client *client = v4l2_get_subdevdata(sd);
struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client);
+ struct ov772x_priv *priv = to_ov772x(sd);
- return soc_camera_set_power(&client->dev, ssdd, on);
+ return soc_camera_set_power(&client->dev, ssdd, priv->clk, on);
}
static const struct ov772x_win_size *ov772x_select_win(u32 width, u32 height)
@@ -965,11 +955,9 @@ static int ov772x_video_probe(struct ov772x_priv *priv)
switch (VERSION(pid, ver)) {
case OV7720:
devname = "ov7720";
- priv->model = V4L2_IDENT_OV7720;
break;
case OV7725:
devname = "ov7725";
- priv->model = V4L2_IDENT_OV7725;
break;
default:
dev_err(&client->dev,
@@ -997,7 +985,6 @@ static const struct v4l2_ctrl_ops ov772x_ctrl_ops = {
};
static struct v4l2_subdev_core_ops ov772x_subdev_core_ops = {
- .g_chip_ident = ov772x_g_chip_ident,
#ifdef CONFIG_VIDEO_ADV_DEBUG
.g_register = ov772x_g_register,
.s_register = ov772x_s_register,
@@ -1088,13 +1075,22 @@ static int ov772x_probe(struct i2c_client *client,
if (priv->hdl.error)
return priv->hdl.error;
+ priv->clk = v4l2_clk_get(&client->dev, "mclk");
+ if (IS_ERR(priv->clk)) {
+ ret = PTR_ERR(priv->clk);
+ goto eclkget;
+ }
+
ret = ov772x_video_probe(priv);
if (ret < 0) {
+ v4l2_clk_put(priv->clk);
+eclkget:
v4l2_ctrl_handler_free(&priv->hdl);
} else {
priv->cfmt = &ov772x_cfmts[0];
priv->win = &ov772x_win_sizes[0];
}
+
return ret;
}
@@ -1102,6 +1098,7 @@ static int ov772x_remove(struct i2c_client *client)
{
struct ov772x_priv *priv = to_ov772x(i2c_get_clientdata(client));
+ v4l2_clk_put(priv->clk);
v4l2_device_unregister_subdev(&priv->subdev);
v4l2_ctrl_handler_free(&priv->hdl);
return 0;