diff options
Diffstat (limited to 'drivers/media/video/saa7134/saa7134-ts.c')
-rw-r--r-- | drivers/media/video/saa7134/saa7134-ts.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/media/video/saa7134/saa7134-ts.c b/drivers/media/video/saa7134/saa7134-ts.c index 03488ba4c99c..b9817d74943f 100644 --- a/drivers/media/video/saa7134/saa7134-ts.c +++ b/drivers/media/video/saa7134/saa7134-ts.c | |||
@@ -250,6 +250,19 @@ int saa7134_ts_start(struct saa7134_dev *dev) | |||
250 | 250 | ||
251 | BUG_ON(dev->ts_started); | 251 | BUG_ON(dev->ts_started); |
252 | 252 | ||
253 | /* dma: setup channel 5 (= TS) */ | ||
254 | saa_writeb(SAA7134_TS_DMA0, (dev->ts.nr_packets - 1) & 0xff); | ||
255 | saa_writeb(SAA7134_TS_DMA1, | ||
256 | ((dev->ts.nr_packets - 1) >> 8) & 0xff); | ||
257 | /* TSNOPIT=0, TSCOLAP=0 */ | ||
258 | saa_writeb(SAA7134_TS_DMA2, | ||
259 | (((dev->ts.nr_packets - 1) >> 16) & 0x3f) | 0x00); | ||
260 | saa_writel(SAA7134_RS_PITCH(5), TS_PACKET_SIZE); | ||
261 | saa_writel(SAA7134_RS_CONTROL(5), SAA7134_RS_CONTROL_BURST_16 | | ||
262 | SAA7134_RS_CONTROL_ME | | ||
263 | (dev->ts.pt_ts.dma >> 12)); | ||
264 | |||
265 | /* reset hardware TS buffers */ | ||
253 | saa_writeb(SAA7134_TS_SERIAL1, 0x00); | 266 | saa_writeb(SAA7134_TS_SERIAL1, 0x00); |
254 | saa_writeb(SAA7134_TS_SERIAL1, 0x03); | 267 | saa_writeb(SAA7134_TS_SERIAL1, 0x03); |
255 | saa_writeb(SAA7134_TS_SERIAL1, 0x00); | 268 | saa_writeb(SAA7134_TS_SERIAL1, 0x00); |