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[PATCH] v4l: 683: some v4l2 api calls implemented on msp3400.c

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- Some V4L2 API calls implemented on msp3400.c.

Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Mauro Carvalho Chehab 2005-11-08 21:36:44 -08:00 committed by Linus Torvalds
parent 4c86f973ba
commit 372dffdb4b
1 changed files with 95 additions and 0 deletions
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95
drivers/media/video/msp3400.c
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@ -382,6 +382,7 @@ static void msp3400c_setvolume(struct i2c_client *client,
{
int val = 0, bal = 0;
muted=0;
if (!muted) {
/* 0x7f instead if 0x73 here has sound quality issues,
* probably due to overmodulation + clipping ... */
@ -989,6 +990,8 @@ static int msp34xx_modus(int norm)
{
switch (norm) {
case VIDEO_MODE_PAL:
dprintk(KERN_DEBUG "msp34xx: video mode selected to PAL\n");
#if 1
/* experimental: not sure this works with all chip versions */
return 0x7003;
@ -997,12 +1000,16 @@ static int msp34xx_modus(int norm)
return 0x1003;
#endif
case VIDEO_MODE_NTSC: /* BTSC */
dprintk(KERN_DEBUG "msp34xx: video mode selected to NTSC\n");
return 0x2003;
case VIDEO_MODE_SECAM:
dprintk(KERN_DEBUG "msp34xx: video mode selected to SECAM\n");
return 0x0003;
case VIDEO_MODE_RADIO:
dprintk(KERN_DEBUG "msp34xx: video mode selected to Radio\n");
return 0x0003;
case VIDEO_MODE_AUTO:
dprintk(KERN_DEBUG "msp34xx: video mode selected to Auto\n");
return 0x2003;
default:
return 0x0003;
@ -1495,6 +1502,7 @@ static int msp_attach(struct i2c_adapter *adap, int addr, int kind)
dprintk("msp34xx: error while reading chip version\n");
return -1;
}
printk(KERN_INFO "msp34xx: rev1=0x%04x, rev2=0x%04x\n", msp->rev1, msp->rev2);
msp3400c_setvolume(c, msp->muted, msp->volume, msp->balance);
@ -1762,6 +1770,7 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
msp_any_set_audmode(client,mode_v4l1_to_v4l2(va->mode));
break;
}
case VIDIOCSCHAN:
{
struct video_channel *vc = arg;
@ -1782,6 +1791,92 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
}
/* --- v4l2 ioctls --- */
case VIDIOC_S_STD:
{
v4l2_std_id *id = arg;
/*FIXME: use V4L2 mode flags on msp3400 instead of V4L1*/
if (*id & V4L2_STD_PAL) {
msp->norm=VIDEO_MODE_PAL;
} else if (*id & V4L2_STD_SECAM) {
msp->norm=VIDEO_MODE_SECAM;
} else {
msp->norm=VIDEO_MODE_NTSC;
}
msp_wake_thread(client);
return 0;
}
case VIDIOC_G_AUDIO:
{
struct v4l2_audio *a = arg;
memset(a,0,sizeof(*a));
switch (a->index) {
case AUDIO_RADIO:
strcpy(a->name,"Radio");
break;
case AUDIO_EXTERN_1:
strcpy(a->name,"Extern 1");
break;
case AUDIO_EXTERN_2:
strcpy(a->name,"Extern 2");
break;
case AUDIO_TUNER:
strcpy(a->name,"Television");
break;
default:
return -EINVAL;
}
msp_any_detect_stereo(client);
if (msp->audmode == V4L2_TUNER_MODE_STEREO) {
a->capability=V4L2_AUDCAP_STEREO;
}
break;
}
case VIDIOC_S_AUDIO:
{
struct v4l2_audio *sarg = arg;
switch (sarg->index) {
case AUDIO_RADIO:
/* Hauppauge uses IN2 for the radio */
msp->mode = MSP_MODE_FM_RADIO;
scart = SCART_IN2;
break;
case AUDIO_EXTERN_1:
/* IN1 is often used for external input ... */
msp->mode = MSP_MODE_EXTERN;
scart = SCART_IN1;
break;
case AUDIO_EXTERN_2:
/* ... sometimes it is IN2 through ;) */
msp->mode = MSP_MODE_EXTERN;
scart = SCART_IN2;
break;
case AUDIO_TUNER:
msp->mode = -1;
break;
}
if (scart) {
msp->rxsubchans = V4L2_TUNER_SUB_STEREO;
msp->audmode = V4L2_TUNER_MODE_STEREO;
msp3400c_set_scart(client,scart,0);
msp3400c_write(client,I2C_MSP3400C_DFP,0x000d,0x1900);
}
if (sarg->capability==V4L2_AUDCAP_STEREO) {
msp->audmode = V4L2_TUNER_MODE_STEREO;
} else {
msp->audmode &= ~V4L2_TUNER_MODE_STEREO;
}
msp_any_set_audmode(client, msp->audmode);
msp_wake_thread(client);
break;
}
case VIDIOC_G_TUNER:
{
struct v4l2_tuner *vt = arg;