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authorHans Verkuil <hverkuil@xs4all.nl>2006-03-23 20:12:26 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2006-03-24 16:27:00 -0300
commit7fa033b103bc3f5c37f934695473f63adf140dba (patch)
tree7aa5fb9e81f2939e31acef2b26a2d6ef7728bfb0 /drivers
parenta20c522498330ba0f4970a9bcd11890312277ae2 (diff)
V4L/DVB (3599): Implement new routing commands for wm8775 and cs53l32a.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/video/cs53l32a.c15
-rw-r--r--drivers/media/video/wm8775.c15
2 files changed, 20 insertions, 10 deletions
diff --git a/drivers/media/video/cs53l32a.c b/drivers/media/video/cs53l32a.c
index bc333187024..de87247c74e 100644
--- a/drivers/media/video/cs53l32a.c
+++ b/drivers/media/video/cs53l32a.c
@@ -59,20 +59,25 @@ static int cs53l32a_read(struct i2c_client *client, u8 reg)
static int cs53l32a_command(struct i2c_client *client, unsigned int cmd,
void *arg)
{
- struct v4l2_audio *input = arg;
+ struct v4l2_routing *route = arg;
struct v4l2_control *ctrl = arg;
switch (cmd) {
- case VIDIOC_S_AUDIO:
+ case VIDIOC_INT_G_AUDIO_ROUTING:
+ route->input = (cs53l32a_read(client, 0x01) >> 4) & 3;
+ route->output = 0;
+ break;
+
+ case VIDIOC_INT_S_AUDIO_ROUTING:
/* There are 2 physical inputs, but the second input can be
placed in two modes, the first mode bypasses the PGA (gain),
the second goes through the PGA. Hence there are three
possible inputs to choose from. */
- if (input->index > 2) {
- v4l_err(client, "Invalid input %d.\n", input->index);
+ if (route->input > 2) {
+ v4l_err(client, "Invalid input %d.\n", route->input);
return -EINVAL;
}
- cs53l32a_write(client, 0x01, 0x01 + (input->index << 4));
+ cs53l32a_write(client, 0x01, 0x01 + (route->input << 4));
break;
case VIDIOC_G_CTRL:
diff --git a/drivers/media/video/wm8775.c b/drivers/media/video/wm8775.c
index 9b90225226e..d81a88bbe43 100644
--- a/drivers/media/video/wm8775.c
+++ b/drivers/media/video/wm8775.c
@@ -79,21 +79,26 @@ static int wm8775_command(struct i2c_client *client, unsigned int cmd,
void *arg)
{
struct wm8775_state *state = i2c_get_clientdata(client);
- struct v4l2_audio *input = arg;
+ struct v4l2_routing *route = arg;
struct v4l2_control *ctrl = arg;
switch (cmd) {
- case VIDIOC_S_AUDIO:
+ case VIDIOC_INT_G_AUDIO_ROUTING:
+ route->input = state->input;
+ route->output = 0;
+ break;
+
+ case VIDIOC_INT_S_AUDIO_ROUTING:
/* There are 4 inputs and one output. Zero or more inputs
are multiplexed together to the output. Hence there are
16 combinations.
If only one input is active (the normal case) then the
input values 1, 2, 4 or 8 should be used. */
- if (input->index > 15) {
- v4l_err(client, "Invalid input %d.\n", input->index);
+ if (route->input > 15) {
+ v4l_err(client, "Invalid input %d.\n", route->input);
return -EINVAL;
}
- state->input = input->index;
+ state->input = route->input;
if (state->muted)
break;
wm8775_write(client, R21, 0x0c0);