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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.c53
1 files changed, 19 insertions, 34 deletions
diff --git a/drivers/media/video/tea6415c.c b/drivers/media/video/tea6415c.c
index 7519fd1f57e..d61c56f42bc 100644
--- a/drivers/media/video/tea6415c.c
+++ b/drivers/media/video/tea6415c.c
@@ -32,7 +32,8 @@
#include <linux/ioctl.h>
#include <linux/i2c.h>
#include <media/v4l2-device.h>
-#include <media/v4l2-i2c-drv-legacy.h>
+#include <media/v4l2-chip-ident.h>
+#include <media/v4l2-i2c-drv.h>
#include "tea6415c.h"
MODULE_AUTHOR("Michael Hunold <michael@mihu.de>");
@@ -44,25 +45,22 @@ module_param(debug, int, 0644);
MODULE_PARM_DESC(debug, "Debug level (0-1)");
-/* addresses to scan, found only at 0x03 and/or 0x43 (7-bit) */
-static unsigned short normal_i2c[] = { I2C_TEA6415C_1, I2C_TEA6415C_2, I2C_CLIENT_END };
-/* magic definition of all other variables and things */
-I2C_CLIENT_INSMOD;
-
-/* makes a connection between the input-pin 'i' and the output-pin 'o'
- for the tea6415c-client 'client' */
-static int switch_matrix(struct i2c_client *client, int i, int o)
+/* makes a connection between the input-pin 'i' and the output-pin 'o' */
+static int tea6415c_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *route)
{
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
u8 byte = 0;
+ u32 i = route->input;
+ u32 o = route->output;
int ret;
- v4l_dbg(1, debug, client, "i=%d, o=%d\n", i, o);
+ v4l2_dbg(1, debug, sd, "i=%d, o=%d\n", i, o);
/* check if the pins are valid */
if (0 == ((1 == i || 3 == i || 5 == i || 6 == i || 8 == i || 10 == i || 20 == i || 11 == i)
&& (18 == o || 17 == o || 16 == o || 15 == o || 14 == o || 13 == o)))
- return -1;
+ return -EINVAL;
/* to understand this, have a look at the tea6415c-specs (p.5) */
switch (o) {
@@ -115,37 +113,33 @@ static int switch_matrix(struct i2c_client *client, int i, int o)
ret = i2c_smbus_write_byte(client, byte);
if (ret) {
- v4l_dbg(1, debug, client,
+ v4l2_dbg(1, debug, sd,
"i2c_smbus_write_byte() failed, ret:%d\n", ret);
return -EIO;
}
return ret;
}
-static long tea6415c_ioctl(struct v4l2_subdev *sd, unsigned cmd, void *arg)
+static int tea6415c_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip)
{
- if (cmd == TEA6415C_SWITCH) {
- struct i2c_client *client = v4l2_get_subdevdata(sd);
- struct tea6415c_multiplex *v = (struct tea6415c_multiplex *)arg;
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
- return switch_matrix(client, v->in, v->out);
- }
- return -ENOIOCTLCMD;
-}
-
-static int tea6415c_command(struct i2c_client *client, unsigned cmd, void *arg)
-{
- return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
+ return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TEA6415C, 0);
}
/* ----------------------------------------------------------------------- */
static const struct v4l2_subdev_core_ops tea6415c_core_ops = {
- .ioctl = tea6415c_ioctl,
+ .g_chip_ident = tea6415c_g_chip_ident,
+};
+
+static const struct v4l2_subdev_video_ops tea6415c_video_ops = {
+ .s_routing = tea6415c_s_routing,
};
static const struct v4l2_subdev_ops tea6415c_ops = {
.core = &tea6415c_core_ops,
+ .video = &tea6415c_video_ops,
};
/* this function is called by i2c_probe */
@@ -176,12 +170,6 @@ static int tea6415c_remove(struct i2c_client *client)
return 0;
}
-static int tea6415c_legacy_probe(struct i2c_adapter *adapter)
-{
- /* Let's see whether this is a known adapter we can attach to.
- Prevents conflicts with tvaudio.c. */
- return adapter->id == I2C_HW_SAA7146;
-}
static const struct i2c_device_id tea6415c_id[] = {
{ "tea6415c", 0 },
@@ -191,10 +179,7 @@ MODULE_DEVICE_TABLE(i2c, tea6415c_id);
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "tea6415c",
- .driverid = I2C_DRIVERID_TEA6415C,
- .command = tea6415c_command,
.probe = tea6415c_probe,
.remove = tea6415c_remove,
- .legacy_probe = tea6415c_legacy_probe,
.id_table = tea6415c_id,
};