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path: root/drivers/media/video/tea6415c.c
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Diffstat (limited to 'drivers/media/video/tea6415c.c')
-rw-r--r--drivers/media/video/tea6415c.c49
1 files changed, 38 insertions, 11 deletions
diff --git a/drivers/media/video/tea6415c.c b/drivers/media/video/tea6415c.c
index cde092adbb5..31dde86f2df 100644
--- a/drivers/media/video/tea6415c.c
+++ b/drivers/media/video/tea6415c.c
@@ -31,7 +31,7 @@
#include <linux/module.h>
#include <linux/ioctl.h>
#include <linux/i2c.h>
-#include <media/v4l2-common.h>
+#include <media/v4l2-device.h>
#include <media/v4l2-i2c-drv-legacy.h>
#include "tea6415c.h"
@@ -122,31 +122,57 @@ static int switch_matrix(struct i2c_client *client, int i, int o)
return ret;
}
-static int tea6415c_command(struct i2c_client *client, unsigned cmd, void *arg)
+static int tea6415c_ioctl(struct v4l2_subdev *sd, unsigned cmd, void *arg)
{
- struct tea6415c_multiplex *v = (struct tea6415c_multiplex *)arg;
- int result = 0;
+ if (cmd == TEA6415C_SWITCH) {
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+ struct tea6415c_multiplex *v = (struct tea6415c_multiplex *)arg;
- switch (cmd) {
- case TEA6415C_SWITCH:
- result = switch_matrix(client, v->in, v->out);
- break;
- default:
- return -ENOIOCTLCMD;
+ return switch_matrix(client, v->in, v->out);
}
- return result;
+ return -ENOIOCTLCMD;
}
+static int tea6415c_command(struct i2c_client *client, unsigned cmd, void *arg)
+{
+ return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
+}
+
+/* ----------------------------------------------------------------------- */
+
+static const struct v4l2_subdev_core_ops tea6415c_core_ops = {
+ .ioctl = tea6415c_ioctl,
+};
+
+static const struct v4l2_subdev_ops tea6415c_ops = {
+ .core = &tea6415c_core_ops,
+};
+
/* this function is called by i2c_probe */
static int tea6415c_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
+ struct v4l2_subdev *sd;
+
/* let's see whether this adapter can support what we need */
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_WRITE_BYTE))
return 0;
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
+ sd = kmalloc(sizeof(struct v4l2_subdev), GFP_KERNEL);
+ if (sd == NULL)
+ return -ENOMEM;
+ v4l2_i2c_subdev_init(sd, client, &tea6415c_ops);
+ return 0;
+}
+
+static int tea6415c_remove(struct i2c_client *client)
+{
+ struct v4l2_subdev *sd = i2c_get_clientdata(client);
+
+ v4l2_device_unregister_subdev(sd);
+ kfree(sd);
return 0;
}
@@ -168,6 +194,7 @@ static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.driverid = I2C_DRIVERID_TEA6415C,
.command = tea6415c_command,
.probe = tea6415c_probe,
+ .remove = tea6415c_remove,
.legacy_probe = tea6415c_legacy_probe,
.id_table = tea6415c_id,
};