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path: root/drivers/media/i2c/cs5345.c
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Diffstat (limited to 'drivers/media/i2c/cs5345.c')
-rw-r--r--drivers/media/i2c/cs5345.c25
1 files changed, 1 insertions, 24 deletions
diff --git a/drivers/media/i2c/cs5345.c b/drivers/media/i2c/cs5345.c
index 1d2f7c8512b5..34b76a9e7515 100644
--- a/drivers/media/i2c/cs5345.c
+++ b/drivers/media/i2c/cs5345.c
@@ -24,7 +24,6 @@
#include <linux/videodev2.h>
#include <linux/slab.h>
#include <media/v4l2-device.h>
-#include <media/v4l2-chip-ident.h>
#include <media/v4l2-ctrls.h>
MODULE_DESCRIPTION("i2c device driver for cs5345 Audio ADC");
@@ -99,12 +98,6 @@ static int cs5345_s_ctrl(struct v4l2_ctrl *ctrl)
#ifdef CONFIG_VIDEO_ADV_DEBUG
static int cs5345_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
{
- struct i2c_client *client = v4l2_get_subdevdata(sd);
-
- if (!v4l2_chip_match_i2c_client(client, &reg->match))
- return -EINVAL;
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
reg->size = 1;
reg->val = cs5345_read(sd, reg->reg & 0x1f);
return 0;
@@ -112,24 +105,11 @@ static int cs5345_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *r
static int cs5345_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg)
{
- struct i2c_client *client = v4l2_get_subdevdata(sd);
-
- if (!v4l2_chip_match_i2c_client(client, &reg->match))
- return -EINVAL;
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
cs5345_write(sd, reg->reg & 0x1f, reg->val & 0xff);
return 0;
}
#endif
-static int cs5345_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip)
-{
- struct i2c_client *client = v4l2_get_subdevdata(sd);
-
- return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_CS5345, 0);
-}
-
static int cs5345_log_status(struct v4l2_subdev *sd)
{
u8 v = cs5345_read(sd, 0x09) & 7;
@@ -152,7 +132,6 @@ static const struct v4l2_ctrl_ops cs5345_ctrl_ops = {
static const struct v4l2_subdev_core_ops cs5345_core_ops = {
.log_status = cs5345_log_status,
- .g_chip_ident = cs5345_g_chip_ident,
.g_ext_ctrls = v4l2_subdev_g_ext_ctrls,
.try_ext_ctrls = v4l2_subdev_try_ext_ctrls,
.s_ext_ctrls = v4l2_subdev_s_ext_ctrls,
@@ -190,7 +169,7 @@ static int cs5345_probe(struct i2c_client *client,
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
- state = kzalloc(sizeof(struct cs5345_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL)
return -ENOMEM;
sd = &state->sd;
@@ -206,7 +185,6 @@ static int cs5345_probe(struct i2c_client *client,
int err = state->hdl.error;
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return err;
}
/* set volume/mute */
@@ -227,7 +205,6 @@ static int cs5345_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
return 0;
}