diff options
Diffstat (limited to 'drivers/media/video/saa7134/saa7134-alsa.c')
| -rw-r--r-- | drivers/media/video/saa7134/saa7134-alsa.c | 504 |
1 files changed, 252 insertions, 252 deletions
diff --git a/drivers/media/video/saa7134/saa7134-alsa.c b/drivers/media/video/saa7134/saa7134-alsa.c index 465beac941d7..e9ffe8f144ac 100644 --- a/drivers/media/video/saa7134/saa7134-alsa.c +++ b/drivers/media/video/saa7134/saa7134-alsa.c @@ -80,11 +80,11 @@ typedef struct snd_card_saa7134 { spinlock_t mixer_lock; int mixer_volume[MIXER_ADDR_LAST+1][2]; int capture_source[MIXER_ADDR_LAST+1][2]; - struct pci_dev *pci; - struct saa7134_dev *saadev; + struct pci_dev *pci; + struct saa7134_dev *saadev; - unsigned long iobase; - int irq; + unsigned long iobase; + int irq; spinlock_t lock; } snd_card_saa7134_t; @@ -94,7 +94,7 @@ typedef struct snd_card_saa7134 { */ typedef struct snd_card_saa7134_pcm { - struct saa7134_dev *saadev; + struct saa7134_dev *saadev; spinlock_t lock; unsigned int pcm_size; /* buffer size */ @@ -118,9 +118,9 @@ static snd_card_t *snd_saa7134_cards[SNDRV_CARDS] = SNDRV_DEFAULT_PTR; static void saa7134_dma_stop(struct saa7134_dev *dev) { - dev->oss.dma_blk = -1; - dev->oss.dma_running = 0; - saa7134_set_dmabits(dev); + dev->oss.dma_blk = -1; + dev->oss.dma_running = 0; + saa7134_set_dmabits(dev); } /* @@ -135,9 +135,9 @@ static void saa7134_dma_stop(struct saa7134_dev *dev) static void saa7134_dma_start(struct saa7134_dev *dev) { - dev->oss.dma_blk = 0; - dev->oss.dma_running = 1; - saa7134_set_dmabits(dev); + dev->oss.dma_blk = 0; + dev->oss.dma_running = 1; + saa7134_set_dmabits(dev); } /* @@ -184,28 +184,28 @@ void saa7134_irq_alsa_done(struct saa7134_dev *dev, unsigned long status) goto done; } - /* next block addr */ - next_blk = (dev->oss.dma_blk + 2) % dev->oss.blocks; - saa_writel(reg,next_blk * dev->oss.blksize); - if (alsa_debug > 2) - dprintk("irq: ok, %s, next_blk=%d, addr=%x, blocks=%u, size=%u, read=%u\n", - (status & 0x10000000) ? "even" : "odd ", next_blk, - next_blk * dev->oss.blksize, dev->oss.blocks, dev->oss.blksize, dev->oss.read_count); + /* next block addr */ + next_blk = (dev->oss.dma_blk + 2) % dev->oss.blocks; + saa_writel(reg,next_blk * dev->oss.blksize); + if (alsa_debug > 2) + dprintk("irq: ok, %s, next_blk=%d, addr=%x, blocks=%u, size=%u, read=%u\n", + (status & 0x10000000) ? "even" : "odd ", next_blk, + next_blk * dev->oss.blksize, dev->oss.blocks, dev->oss.blksize, dev->oss.read_count); - /* update status & wake waiting readers */ - dev->oss.dma_blk = (dev->oss.dma_blk + 1) % dev->oss.blocks; - dev->oss.read_count += dev->oss.blksize; + /* update status & wake waiting readers */ + dev->oss.dma_blk = (dev->oss.dma_blk + 1) % dev->oss.blocks; + dev->oss.read_count += dev->oss.blksize; - dev->oss.recording_on = reg; + dev->oss.recording_on = reg; if (dev->oss.read_count >= snd_pcm_lib_period_bytes(dev->oss.substream)) { - spin_unlock(&dev->slock); - snd_pcm_period_elapsed(dev->oss.substream); - spin_lock(&dev->slock); + spin_unlock(&dev->slock); + snd_pcm_period_elapsed(dev->oss.substream); + spin_lock(&dev->slock); } done: - spin_unlock(&dev->slock); + spin_unlock(&dev->slock); } @@ -239,23 +239,23 @@ static int snd_card_saa7134_capture_trigger(snd_pcm_substream_t * substream, static int dsp_buffer_conf(struct saa7134_dev *dev, int blksize, int blocks) { - if (blksize < 0x100) - blksize = 0x100; - if (blksize > 0x10000) - blksize = 0x10000; - - if (blocks < 2) - blocks = 2; - if ((blksize * blocks) > 1024*1024) - blocks = 1024*1024 / blksize; - - dev->oss.blocks = blocks; - dev->oss.blksize = blksize; - dev->oss.bufsize = blksize * blocks; - - dprintk("buffer config: %d blocks / %d bytes, %d kB total\n", - blocks,blksize,blksize * blocks / 1024); - return 0; + if (blksize < 0x100) + blksize = 0x100; + if (blksize > 0x10000) + blksize = 0x10000; + + if (blocks < 2) + blocks = 2; + if ((blksize * blocks) > 1024*1024) + blocks = 1024*1024 / blksize; + + dev->oss.blocks = blocks; + dev->oss.blksize = blksize; + dev->oss.bufsize = blksize * blocks; + + dprintk("buffer config: %d blocks / %d bytes, %d kB total\n", + blocks,blksize,blksize * blocks / 1024); + return 0; } /* @@ -271,16 +271,16 @@ static int dsp_buffer_conf(struct saa7134_dev *dev, int blksize, int blocks) static int dsp_buffer_init(struct saa7134_dev *dev) { - int err; - - if (!dev->oss.bufsize) - BUG(); - videobuf_dma_init(&dev->oss.dma); - err = videobuf_dma_init_kernel(&dev->oss.dma, PCI_DMA_FROMDEVICE, - (dev->oss.bufsize + PAGE_SIZE) >> PAGE_SHIFT); - if (0 != err) - return err; - return 0; + int err; + + if (!dev->oss.bufsize) + BUG(); + videobuf_dma_init(&dev->oss.dma); + err = videobuf_dma_init_kernel(&dev->oss.dma, PCI_DMA_FROMDEVICE, + (dev->oss.bufsize + PAGE_SIZE) >> PAGE_SHIFT); + if (0 != err) + return err; + return 0; } /* @@ -298,18 +298,18 @@ static int dsp_buffer_init(struct saa7134_dev *dev) static int snd_card_saa7134_capture_prepare(snd_pcm_substream_t * substream) { snd_pcm_runtime_t *runtime = substream->runtime; - int err, bswap, sign; - u32 fmt, control; - unsigned long flags; + int err, bswap, sign; + u32 fmt, control; + unsigned long flags; snd_card_saa7134_t *saa7134 = snd_pcm_substream_chip(substream); - struct saa7134_dev *dev; + struct saa7134_dev *dev; snd_card_saa7134_pcm_t *saapcm = runtime->private_data; unsigned int bps; - unsigned long size; - unsigned count; + unsigned long size; + unsigned count; - size = snd_pcm_lib_buffer_bytes(substream); - count = snd_pcm_lib_period_bytes(substream); + size = snd_pcm_lib_buffer_bytes(substream); + count = snd_pcm_lib_period_bytes(substream); saapcm->saadev->oss.substream = substream; bps = runtime->rate * runtime->channels; @@ -324,123 +324,123 @@ static int snd_card_saa7134_capture_prepare(snd_pcm_substream_t * substream) dev=saa7134->saadev; - dsp_buffer_conf(dev,saapcm->pcm_count,(saapcm->pcm_size/saapcm->pcm_count)); + dsp_buffer_conf(dev,saapcm->pcm_count,(saapcm->pcm_size/saapcm->pcm_count)); - err = dsp_buffer_init(dev); - if (0 != err) - goto fail2; + err = dsp_buffer_init(dev); + if (0 != err) + goto fail2; - /* prepare buffer */ - if (0 != (err = videobuf_dma_pci_map(dev->pci,&dev->oss.dma))) - return err; - if (0 != (err = saa7134_pgtable_alloc(dev->pci,&dev->oss.pt))) - goto fail1; - if (0 != (err = saa7134_pgtable_build(dev->pci,&dev->oss.pt, - dev->oss.dma.sglist, - dev->oss.dma.sglen, - 0))) - goto fail2; + /* prepare buffer */ + if (0 != (err = videobuf_dma_pci_map(dev->pci,&dev->oss.dma))) + return err; + if (0 != (err = saa7134_pgtable_alloc(dev->pci,&dev->oss.pt))) + goto fail1; + if (0 != (err = saa7134_pgtable_build(dev->pci,&dev->oss.pt, + dev->oss.dma.sglist, + dev->oss.dma.sglen, + 0))) + goto fail2; - switch (runtime->format) { - case SNDRV_PCM_FORMAT_U8: - case SNDRV_PCM_FORMAT_S8: + switch (runtime->format) { + case SNDRV_PCM_FORMAT_U8: + case SNDRV_PCM_FORMAT_S8: fmt = 0x00; break; - case SNDRV_PCM_FORMAT_U16_LE: - case SNDRV_PCM_FORMAT_U16_BE: - case SNDRV_PCM_FORMAT_S16_LE: - case SNDRV_PCM_FORMAT_S16_BE: + case SNDRV_PCM_FORMAT_U16_LE: + case SNDRV_PCM_FORMAT_U16_BE: + case SNDRV_PCM_FORMAT_S16_LE: + case SNDRV_PCM_FORMAT_S16_BE: fmt = 0x01; break; - default: - err = -EINVAL; - return 1; - } - - switch (runtime->format) { - case SNDRV_PCM_FORMAT_S8: - case SNDRV_PCM_FORMAT_S16_LE: - case SNDRV_PCM_FORMAT_S16_BE: + default: + err = -EINVAL; + return 1; + } + + switch (runtime->format) { + case SNDRV_PCM_FORMAT_S8: + case SNDRV_PCM_FORMAT_S16_LE: + case SNDRV_PCM_FORMAT_S16_BE: sign = 1; break; - default: + default: sign = 0; break; - } + } - switch (runtime->format) { - case SNDRV_PCM_FORMAT_U16_BE: - case SNDRV_PCM_FORMAT_S16_BE: + switch (runtime->format) { + case SNDRV_PCM_FORMAT_U16_BE: + case SNDRV_PCM_FORMAT_S16_BE: bswap = 1; break; - default: + default: bswap = 0; break; - } - - switch (dev->pci->device) { - case PCI_DEVICE_ID_PHILIPS_SAA7134: - if (1 == runtime->channels) - fmt |= (1 << 3); - if (2 == runtime->channels) - fmt |= (3 << 3); - if (sign) - fmt |= 0x04; - - fmt |= (MIXER_ADDR_TVTUNER == dev->oss.input) ? 0xc0 : 0x80; - 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: - if (1 == runtime->channels) - fmt |= (1 << 4); - if (2 == runtime->channels) - fmt |= (2 << 4); - if (!sign) - fmt |= 0x04; - saa_writel(SAA7133_NUM_SAMPLES, dev->oss.blksize -1); - saa_writel(SAA7133_AUDIO_CHANNEL, 0x543210 | (fmt << 24)); - //saa_writel(SAA7133_AUDIO_CHANNEL, 0x543210); - break; - } - - dprintk("rec_start: afmt=%d ch=%d => fmt=0x%x swap=%c\n", - runtime->format, runtime->channels, fmt, - bswap ? 'b' : '-'); - /* dma: setup channel 6 (= AUDIO) */ - control = SAA7134_RS_CONTROL_BURST_16 | - SAA7134_RS_CONTROL_ME | - (dev->oss.pt.dma >> 12); - if (bswap) - control |= SAA7134_RS_CONTROL_BSWAP; + } + + switch (dev->pci->device) { + case PCI_DEVICE_ID_PHILIPS_SAA7134: + if (1 == runtime->channels) + fmt |= (1 << 3); + if (2 == runtime->channels) + fmt |= (3 << 3); + if (sign) + fmt |= 0x04; + + fmt |= (MIXER_ADDR_TVTUNER == dev->oss.input) ? 0xc0 : 0x80; + 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: + if (1 == runtime->channels) + fmt |= (1 << 4); + if (2 == runtime->channels) + fmt |= (2 << 4); + if (!sign) + fmt |= 0x04; + saa_writel(SAA7133_NUM_SAMPLES, dev->oss.blksize -1); + saa_writel(SAA7133_AUDIO_CHANNEL, 0x543210 | (fmt << 24)); + //saa_writel(SAA7133_AUDIO_CHANNEL, 0x543210); + break; + } + + dprintk("rec_start: afmt=%d ch=%d => fmt=0x%x swap=%c\n", + runtime->format, runtime->channels, fmt, + bswap ? 'b' : '-'); + /* dma: setup channel 6 (= AUDIO) */ + control = SAA7134_RS_CONTROL_BURST_16 | + SAA7134_RS_CONTROL_ME | + (dev->oss.pt.dma >> 12); + if (bswap) + control |= SAA7134_RS_CONTROL_BSWAP; /* I should be able to use runtime->dma_addr in the control - byte, but it doesn't work. So I allocate the DMA using the - V4L functions, and force ALSA to use that as the DMA area */ + byte, but it doesn't work. So I allocate the DMA using the + V4L functions, and force ALSA to use that as the DMA area */ runtime->dma_area = dev->oss.dma.vmalloc; - saa_writel(SAA7134_RS_BA1(6),0); - saa_writel(SAA7134_RS_BA2(6),dev->oss.blksize); - saa_writel(SAA7134_RS_PITCH(6),0); - saa_writel(SAA7134_RS_CONTROL(6),control); + saa_writel(SAA7134_RS_BA1(6),0); + saa_writel(SAA7134_RS_BA2(6),dev->oss.blksize); + saa_writel(SAA7134_RS_PITCH(6),0); + saa_writel(SAA7134_RS_CONTROL(6),control); dev->oss.rate = runtime->rate; - /* start dma */ - spin_lock_irqsave(&dev->slock,flags); - saa7134_dma_start(dev); - spin_unlock_irqrestore(&dev->slock,flags); + /* start dma */ + spin_lock_irqsave(&dev->slock,flags); + saa7134_dma_start(dev); + spin_unlock_irqrestore(&dev->slock,flags); return 0; fail2: - saa7134_pgtable_free(dev->pci,&dev->oss.pt); + saa7134_pgtable_free(dev->pci,&dev->oss.pt); fail1: - videobuf_dma_pci_unmap(dev->pci,&dev->oss.dma); - return err; + videobuf_dma_pci_unmap(dev->pci,&dev->oss.dma); + return err; } @@ -465,10 +465,10 @@ static snd_pcm_uframes_t snd_card_saa7134_capture_pointer(snd_pcm_substream_t * if (dev->oss.read_count) { - dev->oss.read_count -= snd_pcm_lib_period_bytes(substream); - dev->oss.read_offset += snd_pcm_lib_period_bytes(substream); - if (dev->oss.read_offset == dev->oss.bufsize) - dev->oss.read_offset = 0; + dev->oss.read_count -= snd_pcm_lib_period_bytes(substream); + dev->oss.read_offset += snd_pcm_lib_period_bytes(substream); + if (dev->oss.read_offset == dev->oss.bufsize) + dev->oss.read_offset = 0; } return bytes_to_frames(runtime, dev->oss.read_offset); @@ -480,9 +480,9 @@ static snd_pcm_uframes_t snd_card_saa7134_capture_pointer(snd_pcm_substream_t * static snd_pcm_hardware_t snd_card_saa7134_capture = { - .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_MMAP_VALID), + .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_BLOCK_TRANSFER | + SNDRV_PCM_INFO_MMAP_VALID), .formats = USE_FORMATS, .rates = USE_RATE, .rate_min = USE_RATE_MIN, @@ -550,16 +550,16 @@ static int snd_card_saa7134_hw_free(snd_pcm_substream_t * substream) static int dsp_buffer_free(struct saa7134_dev *dev) { - if (!dev->oss.blksize) - BUG(); + if (!dev->oss.blksize) + BUG(); - videobuf_dma_free(&dev->oss.dma); + videobuf_dma_free(&dev->oss.dma); - dev->oss.blocks = 0; - dev->oss.blksize = 0; - dev->oss.bufsize = 0; + dev->oss.blocks = 0; + dev->oss.blksize = 0; + dev->oss.bufsize = 0; - return 0; + return 0; } /* @@ -574,21 +574,21 @@ static int dsp_buffer_free(struct saa7134_dev *dev) static int snd_card_saa7134_capture_close(snd_pcm_substream_t * substream) { - snd_card_saa7134_t *chip = snd_pcm_substream_chip(substream); + snd_card_saa7134_t *chip = snd_pcm_substream_chip(substream); struct saa7134_dev *dev = chip->saadev; - unsigned long flags; + unsigned long flags; - /* stop dma */ - spin_lock_irqsave(&dev->slock,flags); - saa7134_dma_stop(dev); - spin_unlock_irqrestore(&dev->slock,flags); + /* stop dma */ + spin_lock_irqsave(&dev->slock,flags); + saa7134_dma_stop(dev); + spin_unlock_irqrestore(&dev->slock,flags); - /* unlock buffer */ - saa7134_pgtable_free(dev->pci,&dev->oss.pt); - videobuf_dma_pci_unmap(dev->pci,&dev->oss.dma); + /* unlock buffer */ + saa7134_pgtable_free(dev->pci,&dev->oss.pt); + videobuf_dma_pci_unmap(dev->pci,&dev->oss.dma); - dsp_buffer_free(dev); - return 0; + dsp_buffer_free(dev); + return 0; } /* @@ -605,18 +605,18 @@ static int snd_card_saa7134_capture_open(snd_pcm_substream_t * substream) { snd_pcm_runtime_t *runtime = substream->runtime; snd_card_saa7134_pcm_t *saapcm; - snd_card_saa7134_t *saa7134 = snd_pcm_substream_chip(substream); - struct saa7134_dev *dev = saa7134->saadev; + snd_card_saa7134_t *saa7134 = snd_pcm_substream_chip(substream); + struct saa7134_dev *dev = saa7134->saadev; int err; down(&dev->oss.lock); - dev->oss.afmt = SNDRV_PCM_FORMAT_U8; - dev->oss.channels = 2; - dev->oss.read_count = 0; - dev->oss.read_offset = 0; + dev->oss.afmt = SNDRV_PCM_FORMAT_U8; + dev->oss.channels = 2; + dev->oss.read_count = 0; + dev->oss.read_offset = 0; - up(&dev->oss.lock); + up(&dev->oss.lock); saapcm = kcalloc(1, sizeof(*saapcm), GFP_KERNEL); if (saapcm == NULL) @@ -630,8 +630,8 @@ static int snd_card_saa7134_capture_open(snd_pcm_substream_t * substream) runtime->private_free = snd_card_saa7134_runtime_free; runtime->hw = snd_card_saa7134_capture; - if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) - return err; + if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) + return err; return 0; } @@ -723,7 +723,7 @@ static int snd_saa7134_volume_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_ right = 20; spin_lock_irqsave(&chip->mixer_lock, flags); change = chip->mixer_volume[addr][0] != left || - chip->mixer_volume[addr][1] != right; + chip->mixer_volume[addr][1] != right; chip->mixer_volume[addr][0] = left; chip->mixer_volume[addr][1] = right; spin_unlock_irqrestore(&chip->mixer_lock, flags); @@ -764,7 +764,7 @@ static int snd_saa7134_capsrc_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_ unsigned long flags; int change, addr = kcontrol->private_value; int left, right; - u32 anabar, xbarin; + u32 anabar, xbarin; int analog_io, rate; struct saa7134_dev *dev; @@ -775,7 +775,7 @@ static int snd_saa7134_capsrc_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_ spin_lock_irqsave(&chip->mixer_lock, flags); change = chip->capture_source[addr][0] != left || - chip->capture_source[addr][1] != right; + chip->capture_source[addr][1] != right; chip->capture_source[addr][0] = left; chip->capture_source[addr][1] = right; dev->oss.input=addr; @@ -783,57 +783,57 @@ static int snd_saa7134_capsrc_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_ if (change) { - switch (dev->pci->device) { + switch (dev->pci->device) { case PCI_DEVICE_ID_PHILIPS_SAA7134: - switch (addr) { - case MIXER_ADDR_TVTUNER: - saa_andorb(SAA7134_AUDIO_FORMAT_CTRL, 0xc0, 0xc0); - saa_andorb(SAA7134_SIF_SAMPLE_FREQ, 0x03, 0x00); - break; - case MIXER_ADDR_LINE1: - case MIXER_ADDR_LINE2: - analog_io = (MIXER_ADDR_LINE1 == addr) ? 0x00 : 0x08; - rate = (32000 == dev->oss.rate) ? 0x01 : 0x03; - saa_andorb(SAA7134_ANALOG_IO_SELECT, 0x08, analog_io); - saa_andorb(SAA7134_AUDIO_FORMAT_CTRL, 0xc0, 0x80); - saa_andorb(SAA7134_SIF_SAMPLE_FREQ, 0x03, rate); - break; - } - - break; + switch (addr) { + case MIXER_ADDR_TVTUNER: + saa_andorb(SAA7134_AUDIO_FORMAT_CTRL, 0xc0, 0xc0); + saa_andorb(SAA7134_SIF_SAMPLE_FREQ, 0x03, 0x00); + break; + case MIXER_ADDR_LINE1: + case MIXER_ADDR_LINE2: + analog_io = (MIXER_ADDR_LINE1 == addr) ? 0x00 : 0x08; + rate = (32000 == dev->oss.rate) ? 0x01 : 0x03; + saa_andorb(SAA7134_ANALOG_IO_SELECT, 0x08, analog_io); + saa_andorb(SAA7134_AUDIO_FORMAT_CTRL, 0xc0, 0x80); + saa_andorb(SAA7134_SIF_SAMPLE_FREQ, 0x03, rate); + break; + } + + break; case PCI_DEVICE_ID_PHILIPS_SAA7133: case PCI_DEVICE_ID_PHILIPS_SAA7135: - xbarin = 0x03; // adc + xbarin = 0x03; // adc anabar = 0; - switch (addr) { - case MIXER_ADDR_TVTUNER: - xbarin = 0; // Demodulator - anabar = 2; // DACs - break; - case MIXER_ADDR_LINE1: - anabar = 0; // aux1, aux1 - break; - case MIXER_ADDR_LINE2: - anabar = 9; // aux2, aux2 - break; - } + switch (addr) { + case MIXER_ADDR_TVTUNER: + xbarin = 0; // Demodulator + anabar = 2; // DACs + break; + case MIXER_ADDR_LINE1: + anabar = 0; // aux1, aux1 + break; + case MIXER_ADDR_LINE2: + anabar = 9; // aux2, aux2 + break; + } /* output xbar always main channel */ - saa_dsp_writel(dev, SAA7133_DIGITAL_OUTPUT_SEL1, 0xbbbb10); + saa_dsp_writel(dev, SAA7133_DIGITAL_OUTPUT_SEL1, 0xbbbb10); if (left || right) { // We've got data, turn the input on - //saa_dsp_writel(dev, SAA7133_DIGITAL_OUTPUT_SEL2, 0x101010); - saa_dsp_writel(dev, SAA7133_DIGITAL_INPUT_XBAR1, xbarin); - saa_writel(SAA7133_ANALOG_IO_SELECT, anabar); + //saa_dsp_writel(dev, SAA7133_DIGITAL_OUTPUT_SEL2, 0x101010); + saa_dsp_writel(dev, SAA7133_DIGITAL_INPUT_XBAR1, xbarin); + saa_writel(SAA7133_ANALOG_IO_SELECT, anabar); } else { - //saa_dsp_writel(dev, SAA7133_DIGITAL_OUTPUT_SEL2, 0x101010); - saa_dsp_writel(dev, SAA7133_DIGITAL_INPUT_XBAR1, 0); - saa_writel(SAA7133_ANALOG_IO_SELECT, 0); + //saa_dsp_writel(dev, SAA7133_DIGITAL_OUTPUT_SEL2, 0x101010); + saa_dsp_writel(dev, SAA7133_DIGITAL_INPUT_XBAR1, 0); + saa_writel(SAA7133_ANALOG_IO_SELECT, 0); } break; } - } + } return change; } @@ -878,8 +878,8 @@ static int snd_saa7134_free(snd_card_saa7134_t *chip) static int snd_saa7134_dev_free(snd_device_t *device) { - snd_card_saa7134_t *chip = device->device_data; - return snd_saa7134_free(chip); + snd_card_saa7134_t *chip = device->device_data; + return snd_saa7134_free(chip); } /* @@ -896,12 +896,12 @@ int alsa_card_saa7134_create(struct saa7134_dev *saadev, unsigned int devicenum) snd_card_t *card; snd_card_saa7134_t *chip; int err; - static snd_device_ops_t ops = { - .dev_free = snd_saa7134_dev_free, - }; + static snd_device_ops_t ops = { + .dev_free = snd_saa7134_dev_free, + }; - if (dev >= SNDRV_CARDS) - return -ENODEV; + if (dev >= SNDRV_CARDS) + return -ENODEV; if (!enable[dev]) return -ENODEV; @@ -918,24 +918,24 @@ int alsa_card_saa7134_create(struct saa7134_dev *saadev, unsigned int devicenum) /* Card "creation" */ chip = kcalloc(1, sizeof(*chip), GFP_KERNEL); - if (chip == NULL) { - return -ENOMEM; - } + if (chip == NULL) { + return -ENOMEM; + } - spin_lock_init(&chip->lock); + spin_lock_init(&chip->lock); - chip->saadev = saadev; + chip->saadev = saadev; - chip->card = card; + chip->card = card; - chip->pci = saadev->pci; - chip->irq = saadev->pci->irq; - chip->iobase = pci_resource_start(saadev->pci, 0); + chip->pci = saadev->pci; + chip->irq = saadev->pci->irq; + chip->iobase = pci_resource_start(saadev->pci, 0); - if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { - snd_saa7134_free(chip); - return err; - } + if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { + snd_saa7134_free(chip); + return err; + } if ((err = snd_card_saa7134_new_mixer(chip)) < 0) goto __nodev; @@ -943,15 +943,15 @@ int alsa_card_saa7134_create(struct saa7134_dev *saadev, unsigned int devicenum) if ((err = snd_card_saa7134_pcm(chip, 0)) < 0) goto __nodev; - spin_lock_init(&chip->mixer_lock); + spin_lock_init(&chip->mixer_lock); snd_card_set_dev(card, &chip->pci->dev); /* End of "creation" */ strcpy(card->shortname, "SAA7134"); - sprintf(card->longname, "%s at 0x%lx irq %d", - chip->saadev->name, chip->iobase, chip->irq); + sprintf(card->longname, "%s at 0x%lx irq %d", + chip->saadev->name, chip->iobase, chip->irq); if ((err = snd_card_register(card)) == 0) { snd_saa7134_cards[dev] = card; @@ -966,8 +966,8 @@ __nodev: void alsa_card_saa7134_exit(void) { - int idx; - for (idx = 0; idx < SNDRV_CARDS; idx++) { - snd_card_free(snd_saa7134_cards[idx]); + int idx; + for (idx = 0; idx < SNDRV_CARDS; idx++) { + snd_card_free(snd_saa7134_cards[idx]); } } |
