diff options
Diffstat (limited to 'drivers/media/video/cx88/cx88-video.c')
| -rw-r--r-- | drivers/media/video/cx88/cx88-video.c | 73 |
1 files changed, 45 insertions, 28 deletions
diff --git a/drivers/media/video/cx88/cx88-video.c b/drivers/media/video/cx88/cx88-video.c index ef4d56ea002..61265fd04d5 100644 --- a/drivers/media/video/cx88/cx88-video.c +++ b/drivers/media/video/cx88/cx88-video.c @@ -426,24 +426,7 @@ int cx88_video_mux(struct cx88_core *core, unsigned int input) /* if there are audioroutes defined, we have an external ADC to deal with audio */ - if (INPUT(input).audioroute) { - - /* cx2388's C-ADC is connected to the tuner only. - When used with S-Video, that ADC is busy dealing with - chroma, so an external must be used for baseband audio */ - - if (INPUT(input).type != CX88_VMUX_TELEVISION && - INPUT(input).type != CX88_RADIO) { - /* "ADC mode" */ - cx_write(AUD_I2SCNTL, 0x1); - cx_set(AUD_CTL, EN_I2SIN_ENABLE); - } else { - /* Normal mode */ - cx_write(AUD_I2SCNTL, 0x0); - cx_clear(AUD_CTL, EN_I2SIN_ENABLE); - } - /* The wm8775 module has the "2" route hardwired into the initialization. Some boards may use different routes for different inputs. HVR-1300 surely does */ @@ -454,9 +437,19 @@ int cx88_video_mux(struct cx88_core *core, unsigned int input) route.input = INPUT(input).audioroute; cx88_call_i2c_clients(core, VIDIOC_INT_S_AUDIO_ROUTING, &route); - } - + /* cx2388's C-ADC is connected to the tuner only. + When used with S-Video, that ADC is busy dealing with + chroma, so an external must be used for baseband audio */ + if (INPUT(input).type != CX88_VMUX_TELEVISION ) { + /* "I2S ADC mode" */ + core->tvaudio = WW_I2SADC; + cx88_set_tvaudio(core); + } else { + /* Normal mode */ + cx_write(AUD_I2SCNTL, 0x0); + cx_clear(AUD_CTL, EN_I2SIN_ENABLE); + } } return 0; @@ -773,6 +766,7 @@ static int video_open(struct inode *inode, struct file *file) enum v4l2_buf_type type = 0; int radio = 0; + lock_kernel(); list_for_each_entry(h, &cx8800_devlist, devlist) { if (h->video_dev->minor == minor) { dev = h; @@ -788,8 +782,10 @@ static int video_open(struct inode *inode, struct file *file) dev = h; } } - if (NULL == dev) + if (NULL == dev) { + unlock_kernel(); return -ENODEV; + } core = dev->core; @@ -798,8 +794,10 @@ static int video_open(struct inode *inode, struct file *file) /* allocate + initialize per filehandle data */ fh = kzalloc(sizeof(*fh),GFP_KERNEL); - if (NULL == fh) + if (NULL == fh) { + unlock_kernel(); return -ENOMEM; + } file->private_data = fh; fh->dev = dev; fh->radio = radio; @@ -827,11 +825,29 @@ static int video_open(struct inode *inode, struct file *file) cx_write(MO_GP0_IO, core->board.radio.gpio0); cx_write(MO_GP1_IO, core->board.radio.gpio1); cx_write(MO_GP2_IO, core->board.radio.gpio2); - core->tvaudio = WW_FM; - cx88_set_tvaudio(core); - cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1); + if (core->board.radio.audioroute) { + if(core->board.audio_chip && + core->board.audio_chip == V4L2_IDENT_WM8775) { + struct v4l2_routing route; + + route.input = core->board.radio.audioroute; + cx88_call_i2c_clients(core, + VIDIOC_INT_S_AUDIO_ROUTING, &route); + } + /* "I2S ADC mode" */ + core->tvaudio = WW_I2SADC; + cx88_set_tvaudio(core); + } else { + /* FM Mode */ + core->tvaudio = WW_FM; + cx88_set_tvaudio(core); + cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1); + } cx88_call_i2c_clients(core,AUDC_SET_RADIO,NULL); } + unlock_kernel(); + + atomic_inc(&core->users); return 0; } @@ -920,7 +936,8 @@ static int video_release(struct inode *inode, struct file *file) file->private_data = NULL; kfree(fh); - cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL); + if(atomic_dec_and_test(&dev->core->users)) + cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL); return 0; } @@ -1894,7 +1911,7 @@ static int __devinit cx8800_initdev(struct pci_dev *pci_dev, goto fail_unreg; } printk(KERN_INFO "%s/0: registered device video%d [v4l2]\n", - core->name,dev->video_dev->minor & 0x1f); + core->name, dev->video_dev->num); dev->vbi_dev = cx88_vdev_init(core,dev->pci,&cx8800_vbi_template,"vbi"); err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI, @@ -1905,7 +1922,7 @@ static int __devinit cx8800_initdev(struct pci_dev *pci_dev, goto fail_unreg; } printk(KERN_INFO "%s/0: registered device vbi%d\n", - core->name,dev->vbi_dev->minor & 0x1f); + core->name, dev->vbi_dev->num); if (core->board.radio.type == CX88_RADIO) { dev->radio_dev = cx88_vdev_init(core,dev->pci, @@ -1918,7 +1935,7 @@ static int __devinit cx8800_initdev(struct pci_dev *pci_dev, goto fail_unreg; } printk(KERN_INFO "%s/0: registered device radio%d\n", - core->name,dev->radio_dev->minor & 0x1f); + core->name, dev->radio_dev->num); } /* everything worked */ |