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authorHans Verkuil <hverkuil@xs4all.nl>2006-03-19 12:35:57 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2006-03-24 16:26:57 -0300
commit2474ed444b475614ef795523076be7cc8437ae00 (patch)
tree87808b3c7ff145b63a638e6e42ffce9db7db1b8c /drivers/media/video/bt8xx
parent49965a80a4c4f5cbe15fb3bb1f8f8b0ec4ef02bc (diff)
V4L/DVB (3582): Implement correct msp3400 input/output routing
- implement VIDIOC_INT_S_AUDIO_ROUTING for msp3400 and tvaudio - use the new command in bttv, pvrusb2 and em28xx. - remove the now obsolete MSP_SET_MATRIX from msp3400 (yeah!) - remove the obsolete VIDIOC_S_AUDIO from msp3400. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/bt8xx')
-rw-r--r--drivers/media/video/bt8xx/bttv-driver.c52
1 files changed, 43 insertions, 9 deletions
diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c
index be567ec9e14..80e4a7406ac 100644
--- a/drivers/media/video/bt8xx/bttv-driver.c
+++ b/drivers/media/video/bt8xx/bttv-driver.c
@@ -37,6 +37,7 @@
#include "bttvp.h"
#include <media/v4l2-common.h>
#include <media/tvaudio.h>
+#include <media/msp3400.h>
#include <linux/dma-mapping.h>
@@ -934,11 +935,9 @@ static int
audio_mux(struct bttv *btv, int input, int mute)
{
int gpio_val, signal;
- struct v4l2_audio aud_input;
struct v4l2_control ctrl;
struct i2c_client *c;
- memset(&aud_input, 0, sizeof(aud_input));
gpio_inout(bttv_tvcards[btv->c.type].gpiomask,
bttv_tvcards[btv->c.type].gpiomask);
signal = btread(BT848_DSTATUS) & BT848_DSTATUS_HLOC;
@@ -953,7 +952,6 @@ audio_mux(struct bttv *btv, int input, int mute)
gpio_val = bttv_tvcards[btv->c.type].gpiomute;
else
gpio_val = bttv_tvcards[btv->c.type].gpiomux[input];
- aud_input.index = btv->audio;
gpio_bits(bttv_tvcards[btv->c.type].gpiomask, gpio_val);
if (bttv_gpio)
@@ -962,15 +960,51 @@ audio_mux(struct bttv *btv, int input, int mute)
return 0;
ctrl.id = V4L2_CID_AUDIO_MUTE;
- /* take automute into account, just btv->mute is not enough */
- ctrl.value = mute;
+ ctrl.value = btv->mute;
bttv_call_i2c_clients(btv, VIDIOC_S_CTRL, &ctrl);
c = btv->i2c_msp34xx_client;
- if (c)
- c->driver->command(c, VIDIOC_S_AUDIO, &aud_input);
+ if (c) {
+ struct v4l2_routing route;
+
+ /* Note: the inputs tuner/radio/extern/intern are translated
+ to msp routings. This assumes common behavior for all msp3400
+ based TV cards. When this assumption fails, then the
+ specific MSP routing must be added to the card table.
+ For now this is sufficient. */
+ switch (input) {
+ case TVAUDIO_INPUT_RADIO:
+ route.input = MSP_INPUT(MSP_IN_SCART_2, MSP_IN_TUNER_1,
+ MSP_DSP_OUT_SCART, MSP_DSP_OUT_SCART);
+ break;
+ case TVAUDIO_INPUT_EXTERN:
+ route.input = MSP_INPUT(MSP_IN_SCART_1, MSP_IN_TUNER_1,
+ MSP_DSP_OUT_SCART, MSP_DSP_OUT_SCART);
+ break;
+ case TVAUDIO_INPUT_INTERN:
+ /* Yes, this is the same input as for RADIO. I doubt
+ if this is ever used. The only board with an INTERN
+ input is the BTTV_BOARD_AVERMEDIA98. I wonder how
+ that was tested. My guess is that the whole INTERN
+ input does not work. */
+ route.input = MSP_INPUT(MSP_IN_SCART_2, MSP_IN_TUNER_1,
+ MSP_DSP_OUT_SCART, MSP_DSP_OUT_SCART);
+ break;
+ case TVAUDIO_INPUT_TUNER:
+ default:
+ route.input = MSP_INPUT_DEFAULT;
+ break;
+ }
+ route.output = MSP_OUTPUT_DEFAULT;
+ c->driver->command(c, VIDIOC_INT_S_AUDIO_ROUTING, &route);
+ }
c = btv->i2c_tvaudio_client;
- if (c)
- c->driver->command(c, VIDIOC_S_AUDIO, &aud_input);
+ if (c) {
+ struct v4l2_routing route;
+
+ route.input = input;
+ route.output = 0;
+ c->driver->command(c, VIDIOC_INT_S_AUDIO_ROUTING, &route);
+ }
return 0;
}