diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-24 11:21:08 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-24 11:21:08 -0700 |
| commit | c328d54cd4ad120d76284e46dcca6c6cf996154a (patch) | |
| tree | 104c023be66faa5fce6e0a56c0a6d13c62fd21e5 /drivers/media/video/saa7134/saa7134-tvaudio.c | |
| parent | 346ad4b7fe392571f19314f153db9151dbc1d82b (diff) | |
| parent | b0166ab3a6ae6d7af8d9a21a7836154963c69a11 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/v4l-dvb
* git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/v4l-dvb: (452 commits)
V4L/DVB (7731): tuner-xc2028: fix signal strength calculus
V4L/DVB (7730): tuner-xc2028: Fix SCODE load for MTS firmwares
V4L/DVB (7729): Fix VIDIOCGAP corruption in ivtv
V4L/DVB (7728): tea5761: bugzilla #10462: tea5761 autodetection code were broken
V4L/DVB (7726): cx23885: Enable cx23417 support on the HVR1800
V4L/DVB (7725): cx23885: Add generic cx23417 hardware encoder support
V4L/DVB (7723): pvrusb2: Clean up input selection list generation in V4L interface
V4L/DVB (7722): pvrusb2: Implement FM radio support for Gotview USB2.0 DVD 2
V4L/DVB (7721): pvrusb2: Restructure cx23416 firmware loading to have a common exit point
V4L/DVB (7720): pvrusb2: Fix bad error code on cx23416 firmware load failure
V4L/DVB (7719): pvrusb2: Implement input selection enforcement
V4L/DVB (7718): pvrusb2-dvb: update Kbuild selections
V4L/DVB (7717): pvrusb2-dvb: add DVB-T support for Hauppauge pvrusb2 model 73xxx
V4L/DVB (7716): pvrusb2: clean up global functions
V4L/DVB (7715): pvrusb2: Clean out all use of __FUNCTION__
V4L/DVB (7714): pvrusb2: Fix hang on module removal
V4L/DVB (7713): pvrusb2: Implement cleaner DVB kernel thread shutdown
V4L/DVB (7712): pvrusb2: Close connect/disconnect race
V4L/DVB (7711): pvrusb2: Fix race on module unload
V4L/DVB (7710): pvrusb2: Implement critical digital streaming quirk for onair devices
...
Diffstat (limited to 'drivers/media/video/saa7134/saa7134-tvaudio.c')
| -rw-r--r-- | drivers/media/video/saa7134/saa7134-tvaudio.c | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/drivers/media/video/saa7134/saa7134-tvaudio.c b/drivers/media/video/saa7134/saa7134-tvaudio.c index 4e9810469ae3..232af598d947 100644 --- a/drivers/media/video/saa7134/saa7134-tvaudio.c +++ b/drivers/media/video/saa7134/saa7134-tvaudio.c @@ -35,18 +35,18 @@ /* ------------------------------------------------------------------ */ -static unsigned int audio_debug = 0; +static unsigned int audio_debug; module_param(audio_debug, int, 0644); MODULE_PARM_DESC(audio_debug,"enable debug messages [tv audio]"); -static unsigned int audio_ddep = 0; +static unsigned int audio_ddep; module_param(audio_ddep, int, 0644); MODULE_PARM_DESC(audio_ddep,"audio ddep overwrite"); static int audio_clock_override = UNSET; module_param(audio_clock_override, int, 0644); -static int audio_clock_tweak = 0; +static int audio_clock_tweak; module_param(audio_clock_tweak, int, 0644); MODULE_PARM_DESC(audio_clock_tweak, "Audio clock tick fine tuning for cards with audio crystal that's slightly off (range [-1024 .. 1024])"); @@ -653,6 +653,17 @@ static char *stdres[0x20] = { #define DSP_RETRY 32 #define DSP_DELAY 16 +#define SAA7135_DSP_RWCLEAR_RERR 1 + +static inline int saa_dsp_reset_error_bit(struct saa7134_dev *dev) +{ + int state = saa_readb(SAA7135_DSP_RWSTATE); + if (unlikely(state & SAA7135_DSP_RWSTATE_ERR)) { + d2printk("%s: resetting error bit\n", dev->name); + saa_writeb(SAA7135_DSP_RWCLEAR, SAA7135_DSP_RWCLEAR_RERR); + } + return 0; +} static inline int saa_dsp_wait_bit(struct saa7134_dev *dev, int bit) { @@ -660,8 +671,8 @@ static inline int saa_dsp_wait_bit(struct saa7134_dev *dev, int bit) state = saa_readb(SAA7135_DSP_RWSTATE); if (unlikely(state & SAA7135_DSP_RWSTATE_ERR)) { - printk("%s: dsp access error\n",dev->name); - /* FIXME: send ack ... */ + printk(KERN_WARNING "%s: dsp access error\n", dev->name); + saa_dsp_reset_error_bit(dev); return -EIO; } while (0 == (state & bit)) { |