diff options
Diffstat (limited to 'drivers/media/video')
| -rw-r--r-- | drivers/media/video/saa7115.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/media/video/saa7115.c b/drivers/media/video/saa7115.c index f2123d62f1f..615ec903355 100644 --- a/drivers/media/video/saa7115.c +++ b/drivers/media/video/saa7115.c @@ -40,6 +40,7 @@ #include <linux/i2c.h> #include <linux/videodev2.h> #include <media/v4l2-common.h> +#include <media/saa7115.h> #include <asm/div64.h> MODULE_DESCRIPTION("Philips SAA7113/SAA7114/SAA7115 video decoder driver"); @@ -1180,6 +1181,46 @@ static int saa7115_command(struct i2c_client *client, unsigned int cmd, void *ar state->radio = 1; break; + case VIDIOC_INT_G_VIDEO_ROUTING: + { + struct v4l2_routing *route = arg; + + route->input = state->input; + route->output = 0; + break; + } + + case VIDIOC_INT_S_VIDEO_ROUTING: + { + struct v4l2_routing *route = arg; + + v4l_dbg(1, debug, client, "decoder set input %d\n", route->input); + /* saa7113 does not have these inputs */ + if (state->ident == V4L2_IDENT_SAA7113 && + (route->input == SAA7115_COMPOSITE4 || + route->input == SAA7115_COMPOSITE5)) { + return -EINVAL; + } + if (route->input > SAA7115_SVIDEO3) + return -EINVAL; + if (state->input == route->input) + break; + v4l_dbg(1, debug, client, "now setting %s input\n", + (route->input >= SAA7115_SVIDEO0) ? "S-Video" : "Composite"); + state->input = route->input; + + /* select mode */ + saa7115_write(client, 0x02, + (saa7115_read(client, 0x02) & 0xf0) | + state->input); + + /* bypass chrominance trap for S-Video modes */ + saa7115_write(client, 0x09, + (saa7115_read(client, 0x09) & 0x7f) | + (state->input >= SAA7115_SVIDEO0 ? 0x80 : 0x0)); + break; + } + case VIDIOC_G_INPUT: *(int *)arg = state->input; break; |