diff options
| author | Nickolay V. Shmyrev <nshmyrev@yandex.ru> | 2005-11-08 21:36:36 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-09 07:56:10 -0800 |
| commit | 17a05ef33a3c9489f659c4e40f8bfafd834e0cb9 (patch) | |
| tree | 49f3ebd444d21dd7a77604ed29067d119d0d1b1c /drivers/media/video/saa7134 | |
| parent | e222f83406f987c661b6da2d3fb4fc8ae8b5c660 (diff) | |
[PATCH] v4l: 665: fix for problem with audio register setup via dsp access
- Fix for problem with audio register setup via DSP access
Signed-off-by: Nickolay V. Shmyrev <nshmyrev@yandex.ru>
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>
Diffstat (limited to 'drivers/media/video/saa7134')
| -rw-r--r-- | drivers/media/video/saa7134/saa7134-core.c | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/drivers/media/video/saa7134/saa7134-core.c b/drivers/media/video/saa7134/saa7134-core.c index e5e36f3c625..109c815c5e6 100644 --- a/drivers/media/video/saa7134/saa7134-core.c +++ b/drivers/media/video/saa7134/saa7134-core.c @@ -646,14 +646,6 @@ static int saa7134_hwinit1(struct saa7134_dev *dev) saa7134_ts_init1(dev); saa7134_input_init1(dev); - switch (dev->pci->device) { - case PCI_DEVICE_ID_PHILIPS_SAA7134: - case PCI_DEVICE_ID_PHILIPS_SAA7133: - case PCI_DEVICE_ID_PHILIPS_SAA7135: - saa7134_oss_init1(dev); - break; - } - /* RAM FIFO config */ saa_writel(SAA7134_FIFO_SIZE, 0x08070503); saa_writel(SAA7134_THRESHOULD,0x02020202); @@ -668,6 +660,21 @@ static int saa7134_hwinit1(struct saa7134_dev *dev) SAA7134_MAIN_CTRL_ESFE | SAA7134_MAIN_CTRL_EBDAC); + /* + * Initialize OSS _after_ enabling audio clock PLL and audio processing. + * OSS initialization writes to registers via the audio DSP; these + * writes will fail unless the audio clock has been started. At worst, + * audio will not work. + */ + + switch (dev->pci->device) { + case PCI_DEVICE_ID_PHILIPS_SAA7134: + case PCI_DEVICE_ID_PHILIPS_SAA7133: + case PCI_DEVICE_ID_PHILIPS_SAA7135: + saa7134_oss_init1(dev); + break; + } + /* enable peripheral devices */ saa_writeb(SAA7134_SPECIAL_MODE, 0x01); |