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path: root/drivers/media/i2c/soc_camera/ov6650.c
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Diffstat (limited to 'drivers/media/i2c/soc_camera/ov6650.c')
-rw-r--r--drivers/media/i2c/soc_camera/ov6650.c53
1 files changed, 24 insertions, 29 deletions
diff --git a/drivers/media/i2c/soc_camera/ov6650.c b/drivers/media/i2c/soc_camera/ov6650.c
index e87feb0881e..ab01598ec83 100644
--- a/drivers/media/i2c/soc_camera/ov6650.c
+++ b/drivers/media/i2c/soc_camera/ov6650.c
@@ -32,7 +32,7 @@
#include <linux/module.h>
#include <media/soc_camera.h>
-#include <media/v4l2-chip-ident.h>
+#include <media/v4l2-clk.h>
#include <media/v4l2-ctrls.h>
/* Register definitions */
@@ -196,6 +196,7 @@ struct ov6650 {
struct v4l2_ctrl *blue;
struct v4l2_ctrl *red;
};
+ struct v4l2_clk *clk;
bool half_scale; /* scale down output by 2 */
struct v4l2_rect rect; /* sensor cropping window */
unsigned long pclk_limit; /* from host */
@@ -390,16 +391,6 @@ static int ov6550_s_ctrl(struct v4l2_ctrl *ctrl)
return -EINVAL;
}
-/* Get chip identification */
-static int ov6650_g_chip_ident(struct v4l2_subdev *sd,
- struct v4l2_dbg_chip_ident *id)
-{
- id->ident = V4L2_IDENT_OV6650;
- id->revision = 0;
-
- return 0;
-}
-
#ifdef CONFIG_VIDEO_ADV_DEBUG
static int ov6650_get_register(struct v4l2_subdev *sd,
struct v4l2_dbg_register *reg)
@@ -421,7 +412,7 @@ static int ov6650_get_register(struct v4l2_subdev *sd,
}
static int ov6650_set_register(struct v4l2_subdev *sd,
- struct v4l2_dbg_register *reg)
+ const struct v4l2_dbg_register *reg)
{
struct i2c_client *client = v4l2_get_subdevdata(sd);
@@ -435,9 +426,10 @@ static int ov6650_set_register(struct v4l2_subdev *sd,
static int ov6650_s_power(struct v4l2_subdev *sd, int on)
{
struct i2c_client *client = v4l2_get_subdevdata(sd);
- struct soc_camera_link *icl = soc_camera_i2c_to_link(client);
+ struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client);
+ struct ov6650 *priv = to_ov6650(client);
- return soc_camera_set_power(&client->dev, icl, on);
+ return soc_camera_set_power(&client->dev, ssdd, priv->clk, on);
}
static int ov6650_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
@@ -879,7 +871,6 @@ static const struct v4l2_ctrl_ops ov6550_ctrl_ops = {
};
static struct v4l2_subdev_core_ops ov6650_core_ops = {
- .g_chip_ident = ov6650_g_chip_ident,
#ifdef CONFIG_VIDEO_ADV_DEBUG
.g_register = ov6650_get_register,
.s_register = ov6650_set_register,
@@ -892,7 +883,7 @@ 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_link *icl = soc_camera_i2c_to_link(client);
+ struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client);
cfg->flags = V4L2_MBUS_MASTER |
V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_PCLK_SAMPLE_FALLING |
@@ -900,7 +891,7 @@ static int ov6650_g_mbus_config(struct v4l2_subdev *sd,
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);
+ cfg->flags = soc_camera_apply_board_flags(ssdd, cfg);
return 0;
}
@@ -910,8 +901,8 @@ 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_link *icl = soc_camera_i2c_to_link(client);
- unsigned long flags = soc_camera_apply_board_flags(icl, cfg);
+ struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client);
+ unsigned long flags = soc_camera_apply_board_flags(ssdd, cfg);
int ret;
if (flags & V4L2_MBUS_PCLK_SAMPLE_RISING)
@@ -963,15 +954,15 @@ static int ov6650_probe(struct i2c_client *client,
const struct i2c_device_id *did)
{
struct ov6650 *priv;
- struct soc_camera_link *icl = soc_camera_i2c_to_link(client);
+ struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client);
int ret;
- if (!icl) {
+ if (!ssdd) {
dev_err(&client->dev, "Missing platform_data for driver\n");
return -EINVAL;
}
- priv = kzalloc(sizeof(*priv), GFP_KERNEL);
+ priv = devm_kzalloc(&client->dev, sizeof(*priv), GFP_KERNEL);
if (!priv) {
dev_err(&client->dev,
"Failed to allocate memory for private data!\n");
@@ -1009,12 +1000,9 @@ static int ov6650_probe(struct i2c_client *client,
V4L2_CID_GAMMA, 0, 0xff, 1, 0x12);
priv->subdev.ctrl_handler = &priv->hdl;
- if (priv->hdl.error) {
- int err = priv->hdl.error;
+ if (priv->hdl.error)
+ return priv->hdl.error;
- kfree(priv);
- return err;
- }
v4l2_ctrl_auto_cluster(2, &priv->autogain, 0, true);
v4l2_ctrl_auto_cluster(3, &priv->autowb, 0, true);
v4l2_ctrl_auto_cluster(2, &priv->autoexposure,
@@ -1028,10 +1016,17 @@ static int ov6650_probe(struct i2c_client *client,
priv->code = V4L2_MBUS_FMT_YUYV8_2X8;
priv->colorspace = V4L2_COLORSPACE_JPEG;
+ priv->clk = v4l2_clk_get(&client->dev, "mclk");
+ if (IS_ERR(priv->clk)) {
+ ret = PTR_ERR(priv->clk);
+ goto eclkget;
+ }
+
ret = ov6650_video_probe(client);
if (ret) {
+ v4l2_clk_put(priv->clk);
+eclkget:
v4l2_ctrl_handler_free(&priv->hdl);
- kfree(priv);
}
return ret;
@@ -1041,9 +1036,9 @@ static int ov6650_remove(struct i2c_client *client)
{
struct ov6650 *priv = to_ov6650(client);
+ v4l2_clk_put(priv->clk);
v4l2_device_unregister_subdev(&priv->subdev);
v4l2_ctrl_handler_free(&priv->hdl);
- kfree(priv);
return 0;
}