1 files changed, 44 insertions, 44 deletions

diff --git a/sound/usb/caiaq/audio.c b/sound/usb/caiaq/audio.c
index b13ce767ac72..b14451342166 100644
--- a/sound/usb/caiaq/audio.c
+++ b/sound/usb/caiaq/audio.c
@@ -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 */
@@ -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)
 {
@@ -118,7 +118,7 @@ static int stream_start(struct snd_usb_caiaqdev *dev)
                         return -EPIPE;
                 }
         }
-        
+
         return 0;
 }
 
@@ -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++) {
@@ -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;
@@ -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;
@@ -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;
 
@@ -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) {
@@ -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,
@@ -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)
 {
@@ -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)
@@ -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;
 
@@ -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];
@@ -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);
@@ -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;
@@ -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]);
@@ -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);
@@ -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);
 
@@ -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;
@@ -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]);
@@ -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);
 
@@ -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) {
@@ -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));
 
@@ -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,
@@ -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)
@@ -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);