Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=66a17879e9f18a38c4ca5e6ba600a3f5b1b51188
Commit: 66a17879e9f18a38c4ca5e6ba600a3f5b1b51188
Parent: ffddcaa6ec4e85ed8504deac1f51f44c86ec1d23
Author: Thierry MERLE <[EMAIL PROTECTED]>
AuthorDate: Tue Jun 26 16:35:30 2007 -0300
Committer: Mauro Carvalho Chehab <[EMAIL PROTECTED]>
CommitDate: Wed Jul 18 14:24:38 2007 -0300
V4L/DVB (5826): Usbvision: video mux cleanup
- usbvision_muxsel simplified, now uses some well known constants.
- since the decoder needs to change input norm, call to muxsel added when
changing video standard.
Signed-off-by: Thierry MERLE <[EMAIL PROTECTED]>
Acked-by: Dwaine Garden <[EMAIL PROTECTED]>
Signed-off-by: Mauro Carvalho Chehab <[EMAIL PROTECTED]>
---
drivers/media/video/usbvision/usbvision-core.c | 33 ++++++++++------------
drivers/media/video/usbvision/usbvision-video.c | 5 ++-
drivers/media/video/usbvision/usbvision.h | 1 -
3 files changed, 18 insertions(+), 21 deletions(-)
diff --git a/drivers/media/video/usbvision/usbvision-core.c
b/drivers/media/video/usbvision/usbvision-core.c
index 0127be9..5b1e346 100644
--- a/drivers/media/video/usbvision/usbvision-core.c
+++ b/drivers/media/video/usbvision/usbvision-core.c
@@ -2537,7 +2537,9 @@ void usbvision_stop_isoc(struct usb_usbvision *usbvision)
int usbvision_muxsel(struct usb_usbvision *usbvision, int channel)
{
- int mode[4];
+ /* inputs #0 and #3 are constant for every SAA711x. */
+ /* inputs #1 and #2 are variable for SAA7111 and SAA7113 */
+ int mode[4]= {SAA7115_COMPOSITE0, 0, 0, SAA7115_COMPOSITE3};
int audio[]= {1, 0, 0, 0};
struct v4l2_routing route;
//channel 0 is TV with audiochannel 1 (tuner mono)
@@ -2547,10 +2549,6 @@ int usbvision_muxsel(struct usb_usbvision *usbvision,
int channel)
RESTRICT_TO_RANGE(channel, 0, usbvision->video_inputs);
usbvision->ctl_input = channel;
- route.input = SAA7115_COMPOSITE1;
- route.output = 0;
- call_i2c_clients(usbvision, VIDIOC_INT_S_VIDEO_ROUTING,&route);
- call_i2c_clients(usbvision, VIDIOC_S_INPUT, &usbvision->ctl_input);
// set the new channel
// Regular USB TV Tuners -> channel: 0 = Television, 1 = Composite, 2 =
S-Video
@@ -2558,28 +2556,27 @@ int usbvision_muxsel(struct usb_usbvision *usbvision,
int channel)
switch (usbvision_device_data[usbvision->DevModel].Codec) {
case CODEC_SAA7113:
- if (SwitchSVideoInput) { // To handle problems with
S-Video Input for some devices. Use SwitchSVideoInput parameter when loading
the module.
- mode[2] = 1;
+ mode[1] = SAA7115_COMPOSITE2;
+ if (SwitchSVideoInput) {
+ /* To handle problems with S-Video Input for
+ * some devices. Use SwitchSVideoInput
+ * parameter when loading the module.*/
+ mode[2] = SAA7115_COMPOSITE1;
}
else {
- mode[2] = 7;
- }
- if
(usbvision_device_data[usbvision->DevModel].VideoChannels == 4) {
- mode[0] = 0; mode[1] = 2; mode[3] = 3; //
Special for four input devices
- }
- else {
- mode[0] = 0; mode[1] = 2; //modes for regular
saa7113 devices
+ mode[2] = SAA7115_SVIDEO1;
}
break;
case CODEC_SAA7111:
- mode[0] = 0; mode[1] = 1; mode[2] = 7; //modes for
saa7111
- break;
default:
- mode[0] = 0; mode[1] = 1; mode[2] = 7; //default modes
+ /* modes for saa7111 */
+ mode[1] = SAA7115_COMPOSITE1;
+ mode[2] = SAA7115_SVIDEO1;
+ break;
}
route.input = mode[channel];
+ route.output = 0;
call_i2c_clients(usbvision, VIDIOC_INT_S_VIDEO_ROUTING,&route);
- usbvision->channel = channel;
usbvision_set_audio(usbvision, audio[channel]);
return 0;
}
diff --git a/drivers/media/video/usbvision/usbvision-video.c
b/drivers/media/video/usbvision/usbvision-video.c
index 8d53c8a..868b688 100644
--- a/drivers/media/video/usbvision/usbvision-video.c
+++ b/drivers/media/video/usbvision/usbvision-video.c
@@ -637,10 +637,9 @@ static int vidioc_s_input (struct file *file, void *priv,
unsigned int input)
if ((input >= usbvision->video_inputs) || (input < 0) )
return -EINVAL;
- usbvision->ctl_input = input;
down(&usbvision->lock);
- usbvision_muxsel(usbvision, usbvision->ctl_input);
+ usbvision_muxsel(usbvision, input);
usbvision_set_input(usbvision);
usbvision_set_output(usbvision,
usbvision->curwidth,
@@ -660,6 +659,8 @@ static int vidioc_s_std (struct file *file, void *priv,
v4l2_std_id *id)
call_i2c_clients(usbvision, VIDIOC_S_STD,
&usbvision->tvnormId);
up(&usbvision->lock);
+ /* propagate the change to the decoder */
+ usbvision_muxsel(usbvision, usbvision->ctl_input);
return 0;
}
diff --git a/drivers/media/video/usbvision/usbvision.h
b/drivers/media/video/usbvision/usbvision.h
index 7e6cc8e..c5b6c50 100644
--- a/drivers/media/video/usbvision/usbvision.h
+++ b/drivers/media/video/usbvision/usbvision.h
@@ -380,7 +380,6 @@ struct usb_usbvision {
int tuner_type;
int tuner_addr;
int bridgeType; //
NT1003, NT1004, NT1005
- int channel;
int radio;
int video_inputs; // # of
inputs
unsigned long freq;
-
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