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Diffstat (limited to 'drivers/media/video/saa7134/saa7134-oss.c')
-rw-r--r--drivers/media/video/saa7134/saa7134-oss.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/media/video/saa7134/saa7134-oss.c b/drivers/media/video/saa7134/saa7134-oss.c
index 6b6a643bf1c..81732904623 100644
--- a/drivers/media/video/saa7134/saa7134-oss.c
+++ b/drivers/media/video/saa7134/saa7134-oss.c
@@ -1,5 +1,5 @@
/*
- * $Id: saa7134-oss.c,v 1.13 2004/12/10 12:33:39 kraxel Exp $
+ * $Id: saa7134-oss.c,v 1.14 2005/05/18 22:45:16 hhackmann Exp $
*
* device driver for philips saa7134 based TV cards
* oss dsp interface
@@ -49,7 +49,6 @@ MODULE_PARM_DESC(oss_rate,"sample rate (valid are: 32000,48000)");
static int dsp_buffer_conf(struct saa7134_dev *dev, int blksize, int blocks)
{
- blksize &= ~0xff;
if (blksize < 0x100)
blksize = 0x100;
if (blksize > 0x10000)
@@ -57,8 +56,6 @@ static int dsp_buffer_conf(struct saa7134_dev *dev, int blksize, int blocks)
if (blocks < 2)
blocks = 2;
- while ((blksize * blocks) & ~PAGE_MASK)
- blocks++;
if ((blksize * blocks) > 1024*1024)
blocks = 1024*1024 / blksize;
@@ -79,7 +76,7 @@ static int dsp_buffer_init(struct saa7134_dev *dev)
BUG();
videobuf_dma_init(&dev->oss.dma);
err = videobuf_dma_init_kernel(&dev->oss.dma, PCI_DMA_FROMDEVICE,
- dev->oss.bufsize >> PAGE_SHIFT);
+ (dev->oss.bufsize + PAGE_SIZE) >> PAGE_SHIFT);
if (0 != err)
return err;
return 0;
@@ -163,10 +160,11 @@ static int dsp_rec_start(struct saa7134_dev *dev)
fmt |= 0x04;
fmt |= (TV == dev->oss.input) ? 0xc0 : 0x80;
- saa_writeb(SAA7134_NUM_SAMPLES0, (dev->oss.blksize & 0x0000ff));
- saa_writeb(SAA7134_NUM_SAMPLES1, (dev->oss.blksize & 0x00ff00) >> 8);
- saa_writeb(SAA7134_NUM_SAMPLES2, (dev->oss.blksize & 0xff0000) >> 16);
+ saa_writeb(SAA7134_NUM_SAMPLES0, ((dev->oss.blksize - 1) & 0x0000ff));
+ saa_writeb(SAA7134_NUM_SAMPLES1, ((dev->oss.blksize - 1) & 0x00ff00) >> 8);
+ saa_writeb(SAA7134_NUM_SAMPLES2, ((dev->oss.blksize - 1) & 0xff0000) >> 16);
saa_writeb(SAA7134_AUDIO_FORMAT_CTRL, fmt);
+
break;
case PCI_DEVICE_ID_PHILIPS_SAA7133:
case PCI_DEVICE_ID_PHILIPS_SAA7135:
@@ -817,7 +815,7 @@ void saa7134_irq_oss_done(struct saa7134_dev *dev, unsigned long status)
reg = SAA7134_RS_BA1(6);
} else {
/* even */
- if (0 == (dev->oss.dma_blk & 0x00))
+ if (1 == (dev->oss.dma_blk & 0x01))
reg = SAA7134_RS_BA2(6);
}
if (0 == reg) {