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path: root/drivers/media/video/saa7134/saa7134-tvaudio.c
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Diffstat (limited to 'drivers/media/video/saa7134/saa7134-tvaudio.c')
-rw-r--r--drivers/media/video/saa7134/saa7134-tvaudio.c21
1 files changed, 13 insertions, 8 deletions
diff --git a/drivers/media/video/saa7134/saa7134-tvaudio.c b/drivers/media/video/saa7134/saa7134-tvaudio.c
index ecac13c006d..3617e7f7a41 100644
--- a/drivers/media/video/saa7134/saa7134-tvaudio.c
+++ b/drivers/media/video/saa7134/saa7134-tvaudio.c
@@ -1,5 +1,5 @@
/*
- * $Id: saa7134-tvaudio.c,v 1.22 2005/01/07 13:11:19 kraxel Exp $
+ * $Id: saa7134-tvaudio.c,v 1.25 2005/06/07 19:00:38 nsh Exp $
*
* device driver for philips saa7134 based TV cards
* tv audio decoder (fm stereo, nicam, ...)
@@ -181,7 +181,8 @@ static void tvaudio_init(struct saa7134_dev *dev)
saa_writeb(SAA7134_AUDIO_CLOCK0, clock & 0xff);
saa_writeb(SAA7134_AUDIO_CLOCK1, (clock >> 8) & 0xff);
saa_writeb(SAA7134_AUDIO_CLOCK2, (clock >> 16) & 0xff);
- saa_writeb(SAA7134_AUDIO_PLL_CTRL, 0x01);
+ // frame locked audio was reported not to be reliable
+ saa_writeb(SAA7134_AUDIO_PLL_CTRL, 0x02);
saa_writeb(SAA7134_NICAM_ERROR_LOW, 0x14);
saa_writeb(SAA7134_NICAM_ERROR_HIGH, 0x50);
@@ -250,6 +251,11 @@ static void mute_input_7134(struct saa7134_dev *dev)
saa_andorb(SAA7134_AUDIO_FORMAT_CTRL, 0xc0, ausel);
saa_andorb(SAA7134_ANALOG_IO_SELECT, 0x08, ics);
saa_andorb(SAA7134_ANALOG_IO_SELECT, 0x07, ocs);
+ // for oss, we need to change the clock configuration
+ if (in->amux == TV)
+ saa_andorb(SAA7134_SIF_SAMPLE_FREQ, 0x03, 0x00);
+ else
+ saa_andorb(SAA7134_SIF_SAMPLE_FREQ, 0x03, 0x01);
/* switch gpio-connected external audio mux */
if (0 == card(dev).gpiomask)
@@ -439,16 +445,15 @@ static int tvaudio_getstereo(struct saa7134_dev *dev, struct saa7134_tvaudio *au
nicam = saa_readb(SAA7134_NICAM_STATUS);
dprintk("getstereo: nicam=0x%x\n",nicam);
switch (nicam & 0x0b) {
+ case 0x08:
+ retval = V4L2_TUNER_SUB_MONO;
+ break;
case 0x09:
retval = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
break;
case 0x0a:
retval = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO;
break;
- case 0x08:
- default:
- retval = V4L2_TUNER_SUB_MONO;
- break;
}
break;
}
@@ -572,14 +577,14 @@ static int tvaudio_thread(void *data)
} else if (0 != dev->last_carrier) {
/* no carrier -- try last detected one as fallback */
carrier = dev->last_carrier;
- printk(KERN_WARNING "%s/audio: audio carrier scan failed, "
+ dprintk(KERN_WARNING "%s/audio: audio carrier scan failed, "
"using %d.%03d MHz [last detected]\n",
dev->name, carrier/1000, carrier%1000);
} else {
/* no carrier + no fallback -- use default */
carrier = default_carrier;
- printk(KERN_WARNING "%s/audio: audio carrier scan failed, "
+ dprintk(KERN_WARNING "%s/audio: audio carrier scan failed, "
"using %d.%03d MHz [default]\n",
dev->name, carrier/1000, carrier%1000);
}