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ALSA: snd_usb_caiaq: clean whitespaces
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Cosmetic changes only, no code change.

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Daniel Mack authored and Takashi Iwai committed Jun 2, 2009
1 parent 3218911 commit 9318dce
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Showing 3 changed files with 86 additions and 86 deletions.
88 changes: 44 additions & 44 deletions sound/usb/caiaq/audio.c
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Original file line number Diff line number Diff line change
Expand Up @@ -42,10 +42,10 @@
(stream << 1) | (~(i / (dev->n_streams * BYTES_PER_SAMPLE_USB)) & 1)

static struct snd_pcm_hardware snd_usb_caiaq_pcm_hardware = {
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER),
.formats = SNDRV_PCM_FMTBIT_S24_3BE,
.rates = (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |
.rates = (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |
SNDRV_PCM_RATE_96000),
.rate_min = 44100,
.rate_max = 0, /* will overwrite later */
Expand All @@ -68,7 +68,7 @@ activate_substream(struct snd_usb_caiaqdev *dev,
dev->sub_capture[sub->number] = sub;
}

static void
static void
deactivate_substream(struct snd_usb_caiaqdev *dev,
struct snd_pcm_substream *sub)
{
Expand Down Expand Up @@ -118,7 +118,7 @@ static int stream_start(struct snd_usb_caiaqdev *dev)
return -EPIPE;
}
}

return 0;
}

Expand All @@ -129,7 +129,7 @@ static void stream_stop(struct snd_usb_caiaqdev *dev)
debug("%s(%p)\n", __func__, dev);
if (!dev->streaming)
return;

dev->streaming = 0;

for (i = 0; i < N_URBS; i++) {
Expand All @@ -154,7 +154,7 @@ static int snd_usb_caiaq_substream_close(struct snd_pcm_substream *substream)
debug("%s(%p)\n", __func__, substream);
if (all_substreams_zero(dev->sub_playback) &&
all_substreams_zero(dev->sub_capture)) {
/* when the last client has stopped streaming,
/* when the last client has stopped streaming,
* all sample rates are allowed again */
stream_stop(dev);
dev->pcm_info.rates = dev->samplerates;
Expand Down Expand Up @@ -194,7 +194,7 @@ static int snd_usb_caiaq_pcm_prepare(struct snd_pcm_substream *substream)
struct snd_pcm_runtime *runtime = substream->runtime;

debug("%s(%p)\n", __func__, substream);

if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
dev->period_out_count[index] = BYTES_PER_SAMPLE + 1;
dev->audio_out_buf_pos[index] = BYTES_PER_SAMPLE + 1;
Expand All @@ -205,19 +205,19 @@ static int snd_usb_caiaq_pcm_prepare(struct snd_pcm_substream *substream)

if (dev->streaming)
return 0;

/* the first client that opens a stream defines the sample rate
* setting for all subsequent calls, until the last client closed. */
for (i=0; i < ARRAY_SIZE(rates); i++)
if (runtime->rate == rates[i])
dev->pcm_info.rates = 1 << i;

snd_pcm_limit_hw_rates(runtime);

bytes_per_sample = BYTES_PER_SAMPLE;
if (dev->spec.data_alignment == 2)
bytes_per_sample++;

bpp = ((runtime->rate / 8000) + CLOCK_DRIFT_TOLERANCE)
* bytes_per_sample * CHANNELS_PER_STREAM * dev->n_streams;

Expand All @@ -232,7 +232,7 @@ static int snd_usb_caiaq_pcm_prepare(struct snd_pcm_substream *substream)
ret = stream_start(dev);
if (ret)
return ret;

dev->output_running = 0;
wait_event_timeout(dev->prepare_wait_queue, dev->output_running, HZ);
if (!dev->output_running) {
Expand Down Expand Up @@ -273,7 +273,7 @@ snd_usb_caiaq_pcm_pointer(struct snd_pcm_substream *sub)
return SNDRV_PCM_POS_XRUN;

if (sub->stream == SNDRV_PCM_STREAM_PLAYBACK)
return bytes_to_frames(sub->runtime,
return bytes_to_frames(sub->runtime,
dev->audio_out_buf_pos[index]);
else
return bytes_to_frames(sub->runtime,
Expand All @@ -291,7 +291,7 @@ static struct snd_pcm_ops snd_usb_caiaq_ops = {
.trigger = snd_usb_caiaq_pcm_trigger,
.pointer = snd_usb_caiaq_pcm_pointer
};

static void check_for_elapsed_periods(struct snd_usb_caiaqdev *dev,
struct snd_pcm_substream **subs)
{
Expand Down Expand Up @@ -333,7 +333,7 @@ static void read_in_urb_mode0(struct snd_usb_caiaqdev *dev,
struct snd_pcm_runtime *rt = sub->runtime;
char *audio_buf = rt->dma_area;
int sz = frames_to_bytes(rt, rt->buffer_size);
audio_buf[dev->audio_in_buf_pos[stream]++]
audio_buf[dev->audio_in_buf_pos[stream]++]
= usb_buf[i];
dev->period_in_count[stream]++;
if (dev->audio_in_buf_pos[stream] == sz)
Expand All @@ -354,14 +354,14 @@ static void read_in_urb_mode2(struct snd_usb_caiaqdev *dev,

for (i = 0; i < iso->actual_length;) {
if (i % (dev->n_streams * BYTES_PER_SAMPLE_USB) == 0) {
for (stream = 0;
stream < dev->n_streams;
for (stream = 0;
stream < dev->n_streams;
stream++, i++) {
if (dev->first_packet)
continue;

check_byte = MAKE_CHECKBYTE(dev, stream, i);

if ((usb_buf[i] & 0x3f) != check_byte)
dev->input_panic = 1;

Expand Down Expand Up @@ -410,21 +410,21 @@ static void read_in_urb(struct snd_usb_caiaqdev *dev,
}

if ((dev->input_panic || dev->output_panic) && !dev->warned) {
debug("streaming error detected %s %s\n",
debug("streaming error detected %s %s\n",
dev->input_panic ? "(input)" : "",
dev->output_panic ? "(output)" : "");
dev->warned = 1;
}
}

static void fill_out_urb(struct snd_usb_caiaqdev *dev,
struct urb *urb,
static void fill_out_urb(struct snd_usb_caiaqdev *dev,
struct urb *urb,
const struct usb_iso_packet_descriptor *iso)
{
unsigned char *usb_buf = urb->transfer_buffer + iso->offset;
struct snd_pcm_substream *sub;
int stream, i;

for (i = 0; i < iso->length;) {
for (stream = 0; stream < dev->n_streams; stream++, i++) {
sub = dev->sub_playback[stream];
Expand All @@ -444,7 +444,7 @@ static void fill_out_urb(struct snd_usb_caiaqdev *dev,

/* fill in the check bytes */
if (dev->spec.data_alignment == 2 &&
i % (dev->n_streams * BYTES_PER_SAMPLE_USB) ==
i % (dev->n_streams * BYTES_PER_SAMPLE_USB) ==
(dev->n_streams * CHANNELS_PER_STREAM))
for (stream = 0; stream < dev->n_streams; stream++, i++)
usb_buf[i] = MAKE_CHECKBYTE(dev, stream, i);
Expand All @@ -453,7 +453,7 @@ static void fill_out_urb(struct snd_usb_caiaqdev *dev,

static void read_completed(struct urb *urb)
{
struct snd_usb_caiaq_cb_info *info = urb->context;
struct snd_usb_caiaq_cb_info *info = urb->context;
struct snd_usb_caiaqdev *dev;
struct urb *out;
int frame, len, send_it = 0, outframe = 0;
Expand All @@ -478,7 +478,7 @@ static void read_completed(struct urb *urb)
out->iso_frame_desc[outframe].length = len;
out->iso_frame_desc[outframe].actual_length = 0;
out->iso_frame_desc[outframe].offset = BYTES_PER_FRAME * frame;

if (len > 0) {
spin_lock(&dev->spinlock);
fill_out_urb(dev, out, &out->iso_frame_desc[outframe]);
Expand All @@ -497,14 +497,14 @@ static void read_completed(struct urb *urb)
out->transfer_flags = URB_ISO_ASAP;
usb_submit_urb(out, GFP_ATOMIC);
}

/* re-submit inbound urb */
for (frame = 0; frame < FRAMES_PER_URB; frame++) {
urb->iso_frame_desc[frame].offset = BYTES_PER_FRAME * frame;
urb->iso_frame_desc[frame].length = BYTES_PER_FRAME;
urb->iso_frame_desc[frame].actual_length = 0;
}

urb->number_of_packets = FRAMES_PER_URB;
urb->transfer_flags = URB_ISO_ASAP;
usb_submit_urb(urb, GFP_ATOMIC);
Expand All @@ -528,7 +528,7 @@ static struct urb **alloc_urbs(struct snd_usb_caiaqdev *dev, int dir, int *ret)
struct usb_device *usb_dev = dev->chip.dev;
unsigned int pipe;

pipe = (dir == SNDRV_PCM_STREAM_PLAYBACK) ?
pipe = (dir == SNDRV_PCM_STREAM_PLAYBACK) ?
usb_sndisocpipe(usb_dev, ENDPOINT_PLAYBACK) :
usb_rcvisocpipe(usb_dev, ENDPOINT_CAPTURE);

Expand All @@ -547,25 +547,25 @@ static struct urb **alloc_urbs(struct snd_usb_caiaqdev *dev, int dir, int *ret)
return urbs;
}

urbs[i]->transfer_buffer =
urbs[i]->transfer_buffer =
kmalloc(FRAMES_PER_URB * BYTES_PER_FRAME, GFP_KERNEL);
if (!urbs[i]->transfer_buffer) {
log("unable to kmalloc() transfer buffer, OOM!?\n");
*ret = -ENOMEM;
return urbs;
}

for (frame = 0; frame < FRAMES_PER_URB; frame++) {
struct usb_iso_packet_descriptor *iso =
struct usb_iso_packet_descriptor *iso =
&urbs[i]->iso_frame_desc[frame];

iso->offset = BYTES_PER_FRAME * frame;
iso->length = BYTES_PER_FRAME;
}

urbs[i]->dev = usb_dev;
urbs[i]->pipe = pipe;
urbs[i]->transfer_buffer_length = FRAMES_PER_URB
urbs[i]->transfer_buffer_length = FRAMES_PER_URB
* BYTES_PER_FRAME;
urbs[i]->context = &dev->data_cb_info[i];
urbs[i]->interval = 1;
Expand All @@ -589,7 +589,7 @@ static void free_urbs(struct urb **urbs)
for (i = 0; i < N_URBS; i++) {
if (!urbs[i])
continue;

usb_kill_urb(urbs[i]);
kfree(urbs[i]->transfer_buffer);
usb_free_urb(urbs[i]);
Expand All @@ -602,11 +602,11 @@ int snd_usb_caiaq_audio_init(struct snd_usb_caiaqdev *dev)
{
int i, ret;

dev->n_audio_in = max(dev->spec.num_analog_audio_in,
dev->spec.num_digital_audio_in) /
dev->n_audio_in = max(dev->spec.num_analog_audio_in,
dev->spec.num_digital_audio_in) /
CHANNELS_PER_STREAM;
dev->n_audio_out = max(dev->spec.num_analog_audio_out,
dev->spec.num_digital_audio_out) /
dev->spec.num_digital_audio_out) /
CHANNELS_PER_STREAM;
dev->n_streams = max(dev->n_audio_in, dev->n_audio_out);

Expand All @@ -619,7 +619,7 @@ int snd_usb_caiaq_audio_init(struct snd_usb_caiaqdev *dev)
return -EINVAL;
}

ret = snd_pcm_new(dev->chip.card, dev->product_name, 0,
ret = snd_pcm_new(dev->chip.card, dev->product_name, 0,
dev->n_audio_out, dev->n_audio_in, &dev->pcm);

if (ret < 0) {
Expand All @@ -632,7 +632,7 @@ int snd_usb_caiaq_audio_init(struct snd_usb_caiaqdev *dev)

memset(dev->sub_playback, 0, sizeof(dev->sub_playback));
memset(dev->sub_capture, 0, sizeof(dev->sub_capture));

memcpy(&dev->pcm_info, &snd_usb_caiaq_pcm_hardware,
sizeof(snd_usb_caiaq_pcm_hardware));

Expand All @@ -651,9 +651,9 @@ int snd_usb_caiaq_audio_init(struct snd_usb_caiaqdev *dev)
break;
}

snd_pcm_set_ops(dev->pcm, SNDRV_PCM_STREAM_PLAYBACK,
snd_pcm_set_ops(dev->pcm, SNDRV_PCM_STREAM_PLAYBACK,
&snd_usb_caiaq_ops);
snd_pcm_set_ops(dev->pcm, SNDRV_PCM_STREAM_CAPTURE,
snd_pcm_set_ops(dev->pcm, SNDRV_PCM_STREAM_CAPTURE,
&snd_usb_caiaq_ops);

snd_pcm_lib_preallocate_pages_for_all(dev->pcm,
Expand All @@ -662,7 +662,7 @@ int snd_usb_caiaq_audio_init(struct snd_usb_caiaqdev *dev)
MAX_BUFFER_SIZE, MAX_BUFFER_SIZE);

dev->data_cb_info =
kmalloc(sizeof(struct snd_usb_caiaq_cb_info) * N_URBS,
kmalloc(sizeof(struct snd_usb_caiaq_cb_info) * N_URBS,
GFP_KERNEL);

if (!dev->data_cb_info)
Expand All @@ -672,14 +672,14 @@ int snd_usb_caiaq_audio_init(struct snd_usb_caiaqdev *dev)
dev->data_cb_info[i].dev = dev;
dev->data_cb_info[i].index = i;
}

dev->data_urbs_in = alloc_urbs(dev, SNDRV_PCM_STREAM_CAPTURE, &ret);
if (ret < 0) {
kfree(dev->data_cb_info);
free_urbs(dev->data_urbs_in);
return ret;
}

dev->data_urbs_out = alloc_urbs(dev, SNDRV_PCM_STREAM_PLAYBACK, &ret);
if (ret < 0) {
kfree(dev->data_cb_info);
Expand Down
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