diff options
Diffstat (limited to 'linux/drivers/media/video/tea6415c.c')
| -rw-r--r-- | linux/drivers/media/video/tea6415c.c | 50 |
1 files changed, 26 insertions, 24 deletions
diff --git a/linux/drivers/media/video/tea6415c.c b/linux/drivers/media/video/tea6415c.c index 2e57dd281..eaf29bd90 100644 --- a/linux/drivers/media/video/tea6415c.c +++ b/linux/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" #include "compat.h" @@ -45,25 +46,27 @@ 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 }; +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22) +static unsigned short normal_i2c[] = { 0x03, 0x43, I2C_CLIENT_END }; -/* magic definition of all other variables and things */ I2C_CLIENT_INSMOD; +#endif -/* 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) { @@ -116,37 +119,33 @@ 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 */ @@ -177,12 +176,14 @@ static int tea6415c_remove(struct i2c_client *client) return 0; } +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22) 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; } +#endif #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26) static const struct i2c_device_id tea6415c_id[] = { @@ -194,10 +195,11 @@ MODULE_DEVICE_TABLE(i2c, tea6415c_id); static struct v4l2_i2c_driver_data v4l2_i2c_data = { .name = "tea6415c", - .command = tea6415c_command, .probe = tea6415c_probe, .remove = tea6415c_remove, +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22) .legacy_probe = tea6415c_legacy_probe, +#endif #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26) .id_table = tea6415c_id, #endif |