summaryrefslogtreecommitdiff
path: root/sound/usb/usx2y/usbusx2yaudio.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/usb/usx2y/usbusx2yaudio.c')
-rw-r--r--sound/usb/usx2y/usbusx2yaudio.c448
1 files changed, 224 insertions, 224 deletions
diff --git a/sound/usb/usx2y/usbusx2yaudio.c b/sound/usb/usx2y/usbusx2yaudio.c
index ecaf41265dcd..8033bb7255d5 100644
--- a/sound/usb/usx2y/usbusx2yaudio.c
+++ b/sound/usb/usx2y/usbusx2yaudio.c
@@ -54,13 +54,13 @@
#endif
-static int usX2Y_urb_capt_retire(struct snd_usX2Y_substream *subs)
+static int usx2y_urb_capt_retire(struct snd_usx2y_substream *subs)
{
struct urb *urb = subs->completed_urb;
struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime;
unsigned char *cp;
int i, len, lens = 0, hwptr_done = subs->hwptr_done;
- struct usX2Ydev *usX2Y = subs->usX2Y;
+ struct usx2ydev *usx2y = subs->usx2y;
for (i = 0; i < nr_of_packs(); i++) {
cp = (unsigned char*)urb->transfer_buffer + urb->iso_frame_desc[i].offset;
@@ -70,7 +70,7 @@ static int usX2Y_urb_capt_retire(struct snd_usX2Y_substream *subs)
urb->iso_frame_desc[i].status);
return urb->iso_frame_desc[i].status;
}
- len = urb->iso_frame_desc[i].actual_length / usX2Y->stride;
+ len = urb->iso_frame_desc[i].actual_length / usx2y->stride;
if (! len) {
snd_printd("0 == len ERROR!\n");
continue;
@@ -79,12 +79,12 @@ static int usX2Y_urb_capt_retire(struct snd_usX2Y_substream *subs)
/* copy a data chunk */
if ((hwptr_done + len) > runtime->buffer_size) {
int cnt = runtime->buffer_size - hwptr_done;
- int blen = cnt * usX2Y->stride;
- memcpy(runtime->dma_area + hwptr_done * usX2Y->stride, cp, blen);
- memcpy(runtime->dma_area, cp + blen, len * usX2Y->stride - blen);
+ int blen = cnt * usx2y->stride;
+ memcpy(runtime->dma_area + hwptr_done * usx2y->stride, cp, blen);
+ memcpy(runtime->dma_area, cp + blen, len * usx2y->stride - blen);
} else {
- memcpy(runtime->dma_area + hwptr_done * usX2Y->stride, cp,
- len * usX2Y->stride);
+ memcpy(runtime->dma_area + hwptr_done * usx2y->stride, cp,
+ len * usx2y->stride);
}
lens += len;
if ((hwptr_done += len) >= runtime->buffer_size)
@@ -110,18 +110,18 @@ static int usX2Y_urb_capt_retire(struct snd_usX2Y_substream *subs)
* it directly from the buffer. thus the data is once copied to
* a temporary buffer and urb points to that.
*/
-static int usX2Y_urb_play_prepare(struct snd_usX2Y_substream *subs,
+static int usx2y_urb_play_prepare(struct snd_usx2y_substream *subs,
struct urb *cap_urb,
struct urb *urb)
{
int count, counts, pack;
- struct usX2Ydev *usX2Y = subs->usX2Y;
+ struct usx2ydev *usx2y = subs->usx2y;
struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime;
count = 0;
for (pack = 0; pack < nr_of_packs(); pack++) {
/* calculate the size of a packet */
- counts = cap_urb->iso_frame_desc[pack].actual_length / usX2Y->stride;
+ counts = cap_urb->iso_frame_desc[pack].actual_length / usx2y->stride;
count += counts;
if (counts < 43 || counts > 50) {
snd_printk(KERN_ERR "should not be here with counts=%i\n", counts);
@@ -134,7 +134,7 @@ static int usX2Y_urb_play_prepare(struct snd_usX2Y_substream *subs,
0;
urb->iso_frame_desc[pack].length = cap_urb->iso_frame_desc[pack].actual_length;
}
- if (atomic_read(&subs->state) >= state_PRERUNNING)
+ if (atomic_read(&subs->state) >= STATE_PRERUNNING)
if (subs->hwptr + count > runtime->buffer_size) {
/* err, the transferred area goes over buffer boundary.
* copy the data to the temp buffer.
@@ -143,20 +143,20 @@ static int usX2Y_urb_play_prepare(struct snd_usX2Y_substream *subs,
len = runtime->buffer_size - subs->hwptr;
urb->transfer_buffer = subs->tmpbuf;
memcpy(subs->tmpbuf, runtime->dma_area +
- subs->hwptr * usX2Y->stride, len * usX2Y->stride);
- memcpy(subs->tmpbuf + len * usX2Y->stride,
- runtime->dma_area, (count - len) * usX2Y->stride);
+ subs->hwptr * usx2y->stride, len * usx2y->stride);
+ memcpy(subs->tmpbuf + len * usx2y->stride,
+ runtime->dma_area, (count - len) * usx2y->stride);
subs->hwptr += count;
subs->hwptr -= runtime->buffer_size;
} else {
/* set the buffer pointer */
- urb->transfer_buffer = runtime->dma_area + subs->hwptr * usX2Y->stride;
+ urb->transfer_buffer = runtime->dma_area + subs->hwptr * usx2y->stride;
if ((subs->hwptr += count) >= runtime->buffer_size)
subs->hwptr -= runtime->buffer_size;
}
else
urb->transfer_buffer = subs->tmpbuf;
- urb->transfer_buffer_length = count * usX2Y->stride;
+ urb->transfer_buffer_length = count * usx2y->stride;
return 0;
}
@@ -165,10 +165,10 @@ static int usX2Y_urb_play_prepare(struct snd_usX2Y_substream *subs,
*
* update the current position and call callback if a period is processed.
*/
-static void usX2Y_urb_play_retire(struct snd_usX2Y_substream *subs, struct urb *urb)
+static void usx2y_urb_play_retire(struct snd_usx2y_substream *subs, struct urb *urb)
{
struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime;
- int len = urb->actual_length / subs->usX2Y->stride;
+ int len = urb->actual_length / subs->usx2y->stride;
subs->transfer_done += len;
subs->hwptr_done += len;
@@ -180,14 +180,14 @@ static void usX2Y_urb_play_retire(struct snd_usX2Y_substream *subs, struct urb *
}
}
-static int usX2Y_urb_submit(struct snd_usX2Y_substream *subs, struct urb *urb, int frame)
+static int usx2y_urb_submit(struct snd_usx2y_substream *subs, struct urb *urb, int frame)
{
int err;
if (!urb)
return -ENODEV;
urb->start_frame = (frame + NRURBS * nr_of_packs()); // let hcd do rollover sanity checks
urb->hcpriv = NULL;
- urb->dev = subs->usX2Y->dev; /* we need to set this at each time */
+ urb->dev = subs->usx2y->dev; /* we need to set this at each time */
if ((err = usb_submit_urb(urb, GFP_ATOMIC)) < 0) {
snd_printk(KERN_ERR "usb_submit_urb() returned %i\n", err);
return err;
@@ -195,8 +195,8 @@ static int usX2Y_urb_submit(struct snd_usX2Y_substream *subs, struct urb *urb, i
return 0;
}
-static inline int usX2Y_usbframe_complete(struct snd_usX2Y_substream *capsubs,
- struct snd_usX2Y_substream *playbacksubs,
+static inline int usx2y_usbframe_complete(struct snd_usx2y_substream *capsubs,
+ struct snd_usx2y_substream *playbacksubs,
int frame)
{
int err, state;
@@ -204,25 +204,25 @@ static inline int usX2Y_usbframe_complete(struct snd_usX2Y_substream *capsubs,
state = atomic_read(&playbacksubs->state);
if (NULL != urb) {
- if (state == state_RUNNING)
- usX2Y_urb_play_retire(playbacksubs, urb);
- else if (state >= state_PRERUNNING)
+ if (state == STATE_RUNNING)
+ usx2y_urb_play_retire(playbacksubs, urb);
+ else if (state >= STATE_PRERUNNING)
atomic_inc(&playbacksubs->state);
} else {
switch (state) {
- case state_STARTING1:
+ case STATE_STARTING1:
urb = playbacksubs->urb[0];
atomic_inc(&playbacksubs->state);
break;
- case state_STARTING2:
+ case STATE_STARTING2:
urb = playbacksubs->urb[1];
atomic_inc(&playbacksubs->state);
break;
}
}
if (urb) {
- if ((err = usX2Y_urb_play_prepare(playbacksubs, capsubs->completed_urb, urb)) ||
- (err = usX2Y_urb_submit(playbacksubs, urb, frame))) {
+ if ((err = usx2y_urb_play_prepare(playbacksubs, capsubs->completed_urb, urb)) ||
+ (err = usx2y_urb_submit(playbacksubs, urb, frame))) {
return err;
}
}
@@ -230,13 +230,13 @@ static inline int usX2Y_usbframe_complete(struct snd_usX2Y_substream *capsubs,
playbacksubs->completed_urb = NULL;
state = atomic_read(&capsubs->state);
- if (state >= state_PREPARED) {
- if (state == state_RUNNING) {
- if ((err = usX2Y_urb_capt_retire(capsubs)))
+ if (state >= STATE_PREPARED) {
+ if (state == STATE_RUNNING) {
+ if ((err = usx2y_urb_capt_retire(capsubs)))
return err;
- } else if (state >= state_PRERUNNING)
+ } else if (state >= STATE_PRERUNNING)
atomic_inc(&capsubs->state);
- if ((err = usX2Y_urb_submit(capsubs, capsubs->completed_urb, frame)))
+ if ((err = usx2y_urb_submit(capsubs, capsubs->completed_urb, frame)))
return err;
}
capsubs->completed_urb = NULL;
@@ -244,21 +244,21 @@ static inline int usX2Y_usbframe_complete(struct snd_usX2Y_substream *capsubs,
}
-static void usX2Y_clients_stop(struct usX2Ydev *usX2Y)
+static void usx2y_clients_stop(struct usx2ydev *usx2y)
{
int s, u;
for (s = 0; s < 4; s++) {
- struct snd_usX2Y_substream *subs = usX2Y->subs[s];
+ struct snd_usx2y_substream *subs = usx2y->subs[s];
if (subs) {
snd_printdd("%i %p state=%i\n", s, subs, atomic_read(&subs->state));
- atomic_set(&subs->state, state_STOPPED);
+ atomic_set(&subs->state, STATE_STOPPED);
}
}
for (s = 0; s < 4; s++) {
- struct snd_usX2Y_substream *subs = usX2Y->subs[s];
+ struct snd_usx2y_substream *subs = usx2y->subs[s];
if (subs) {
- if (atomic_read(&subs->state) >= state_PRERUNNING)
+ if (atomic_read(&subs->state) >= STATE_PRERUNNING)
snd_pcm_stop_xrun(subs->pcm_substream);
for (u = 0; u < NRURBS; u++) {
struct urb *urb = subs->urb[u];
@@ -268,60 +268,60 @@ static void usX2Y_clients_stop(struct usX2Ydev *usX2Y)
}
}
}
- usX2Y->prepare_subs = NULL;
- wake_up(&usX2Y->prepare_wait_queue);
+ usx2y->prepare_subs = NULL;
+ wake_up(&usx2y->prepare_wait_queue);
}
-static void usX2Y_error_urb_status(struct usX2Ydev *usX2Y,
- struct snd_usX2Y_substream *subs, struct urb *urb)
+static void usx2y_error_urb_status(struct usx2ydev *usx2y,
+ struct snd_usx2y_substream *subs, struct urb *urb)
{
snd_printk(KERN_ERR "ep=%i stalled with status=%i\n", subs->endpoint, urb->status);
urb->status = 0;
- usX2Y_clients_stop(usX2Y);
+ usx2y_clients_stop(usx2y);
}
-static void i_usX2Y_urb_complete(struct urb *urb)
+static void i_usx2y_urb_complete(struct urb *urb)
{
- struct snd_usX2Y_substream *subs = urb->context;
- struct usX2Ydev *usX2Y = subs->usX2Y;
+ struct snd_usx2y_substream *subs = urb->context;
+ struct usx2ydev *usx2y = subs->usx2y;
- if (unlikely(atomic_read(&subs->state) < state_PREPARED)) {
+ if (unlikely(atomic_read(&subs->state) < STATE_PREPARED)) {
snd_printdd("hcd_frame=%i ep=%i%s status=%i start_frame=%i\n",
- usb_get_current_frame_number(usX2Y->dev),
+ usb_get_current_frame_number(usx2y->dev),
subs->endpoint, usb_pipein(urb->pipe) ? "in" : "out",
urb->status, urb->start_frame);
return;
}
if (unlikely(urb->status)) {
- usX2Y_error_urb_status(usX2Y, subs, urb);
+ usx2y_error_urb_status(usx2y, subs, urb);
return;
}
subs->completed_urb = urb;
{
- struct snd_usX2Y_substream *capsubs = usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE],
- *playbacksubs = usX2Y->subs[SNDRV_PCM_STREAM_PLAYBACK];
+ struct snd_usx2y_substream *capsubs = usx2y->subs[SNDRV_PCM_STREAM_CAPTURE],
+ *playbacksubs = usx2y->subs[SNDRV_PCM_STREAM_PLAYBACK];
if (capsubs->completed_urb &&
- atomic_read(&capsubs->state) >= state_PREPARED &&
+ atomic_read(&capsubs->state) >= STATE_PREPARED &&
(playbacksubs->completed_urb ||
- atomic_read(&playbacksubs->state) < state_PREPARED)) {
- if (!usX2Y_usbframe_complete(capsubs, playbacksubs, urb->start_frame))
- usX2Y->wait_iso_frame += nr_of_packs();
+ atomic_read(&playbacksubs->state) < STATE_PREPARED)) {
+ if (!usx2y_usbframe_complete(capsubs, playbacksubs, urb->start_frame))
+ usx2y->wait_iso_frame += nr_of_packs();
else {
snd_printdd("\n");
- usX2Y_clients_stop(usX2Y);
+ usx2y_clients_stop(usx2y);
}
}
}
}
-static void usX2Y_urbs_set_complete(struct usX2Ydev * usX2Y,
+static void usx2y_urbs_set_complete(struct usx2ydev * usx2y,
void (*complete)(struct urb *))
{
int s, u;
for (s = 0; s < 4; s++) {
- struct snd_usX2Y_substream *subs = usX2Y->subs[s];
+ struct snd_usx2y_substream *subs = usx2y->subs[s];
if (NULL != subs)
for (u = 0; u < NRURBS; u++) {
struct urb * urb = subs->urb[u];
@@ -331,30 +331,30 @@ static void usX2Y_urbs_set_complete(struct usX2Ydev * usX2Y,
}
}
-static void usX2Y_subs_startup_finish(struct usX2Ydev * usX2Y)
+static void usx2y_subs_startup_finish(struct usx2ydev * usx2y)
{
- usX2Y_urbs_set_complete(usX2Y, i_usX2Y_urb_complete);
- usX2Y->prepare_subs = NULL;
+ usx2y_urbs_set_complete(usx2y, i_usx2y_urb_complete);
+ usx2y->prepare_subs = NULL;
}
-static void i_usX2Y_subs_startup(struct urb *urb)
+static void i_usx2y_subs_startup(struct urb *urb)
{
- struct snd_usX2Y_substream *subs = urb->context;
- struct usX2Ydev *usX2Y = subs->usX2Y;
- struct snd_usX2Y_substream *prepare_subs = usX2Y->prepare_subs;
+ struct snd_usx2y_substream *subs = urb->context;
+ struct usx2ydev *usx2y = subs->usx2y;
+ struct snd_usx2y_substream *prepare_subs = usx2y->prepare_subs;
if (NULL != prepare_subs)
if (urb->start_frame == prepare_subs->urb[0]->start_frame) {
- usX2Y_subs_startup_finish(usX2Y);
+ usx2y_subs_startup_finish(usx2y);
atomic_inc(&prepare_subs->state);
- wake_up(&usX2Y->prepare_wait_queue);
+ wake_up(&usx2y->prepare_wait_queue);
}
- i_usX2Y_urb_complete(urb);
+ i_usx2y_urb_complete(urb);
}
-static void usX2Y_subs_prepare(struct snd_usX2Y_substream *subs)
+static void usx2y_subs_prepare(struct snd_usx2y_substream *subs)
{
- snd_printdd("usX2Y_substream_prepare(%p) ep=%i urb0=%p urb1=%p\n",
+ snd_printdd("usx2y_substream_prepare(%p) ep=%i urb0=%p urb1=%p\n",
subs, subs->endpoint, subs->urb[0], subs->urb[1]);
/* reset the pointer */
subs->hwptr = 0;
@@ -363,7 +363,7 @@ static void usX2Y_subs_prepare(struct snd_usX2Y_substream *subs)
}
-static void usX2Y_urb_release(struct urb **urb, int free_tb)
+static void usx2y_urb_release(struct urb **urb, int free_tb)
{
if (*urb) {
usb_kill_urb(*urb);
@@ -376,13 +376,13 @@ static void usX2Y_urb_release(struct urb **urb, int free_tb)
/*
* release a substreams urbs
*/
-static void usX2Y_urbs_release(struct snd_usX2Y_substream *subs)
+static void usx2y_urbs_release(struct snd_usx2y_substream *subs)
{
int i;
- snd_printdd("usX2Y_urbs_release() %i\n", subs->endpoint);
+ snd_printdd("usx2y_urbs_release() %i\n", subs->endpoint);
for (i = 0; i < NRURBS; i++)
- usX2Y_urb_release(subs->urb + i,
- subs != subs->usX2Y->subs[SNDRV_PCM_STREAM_PLAYBACK]);
+ usx2y_urb_release(subs->urb + i,
+ subs != subs->usx2y->subs[SNDRV_PCM_STREAM_PLAYBACK]);
kfree(subs->tmpbuf);
subs->tmpbuf = NULL;
@@ -390,12 +390,12 @@ static void usX2Y_urbs_release(struct snd_usX2Y_substream *subs)
/*
* initialize a substream's urbs
*/
-static int usX2Y_urbs_allocate(struct snd_usX2Y_substream *subs)
+static int usx2y_urbs_allocate(struct snd_usx2y_substream *subs)
{
int i;
unsigned int pipe;
- int is_playback = subs == subs->usX2Y->subs[SNDRV_PCM_STREAM_PLAYBACK];
- struct usb_device *dev = subs->usX2Y->dev;
+ int is_playback = subs == subs->usx2y->subs[SNDRV_PCM_STREAM_PLAYBACK];
+ struct usb_device *dev = subs->usx2y->dev;
pipe = is_playback ? usb_sndisocpipe(dev, subs->endpoint) :
usb_rcvisocpipe(dev, subs->endpoint);
@@ -417,7 +417,7 @@ static int usX2Y_urbs_allocate(struct snd_usX2Y_substream *subs)
}
*purb = usb_alloc_urb(nr_of_packs(), GFP_KERNEL);
if (NULL == *purb) {
- usX2Y_urbs_release(subs);
+ usx2y_urbs_release(subs);
return -ENOMEM;
}
if (!is_playback && !(*purb)->transfer_buffer) {
@@ -426,7 +426,7 @@ static int usX2Y_urbs_allocate(struct snd_usX2Y_substream *subs)
kmalloc_array(subs->maxpacksize,
nr_of_packs(), GFP_KERNEL);
if (NULL == (*purb)->transfer_buffer) {
- usX2Y_urbs_release(subs);
+ usx2y_urbs_release(subs);
return -ENOMEM;
}
}
@@ -435,43 +435,43 @@ static int usX2Y_urbs_allocate(struct snd_usX2Y_substream *subs)
(*purb)->number_of_packets = nr_of_packs();
(*purb)->context = subs;
(*purb)->interval = 1;
- (*purb)->complete = i_usX2Y_subs_startup;
+ (*purb)->complete = i_usx2y_subs_startup;
}
return 0;
}
-static void usX2Y_subs_startup(struct snd_usX2Y_substream *subs)
+static void usx2y_subs_startup(struct snd_usx2y_substream *subs)
{
- struct usX2Ydev *usX2Y = subs->usX2Y;
- usX2Y->prepare_subs = subs;
+ struct usx2ydev *usx2y = subs->usx2y;
+ usx2y->prepare_subs = subs;
subs->urb[0]->start_frame = -1;
wmb();
- usX2Y_urbs_set_complete(usX2Y, i_usX2Y_subs_startup);
+ usx2y_urbs_set_complete(usx2y, i_usx2y_subs_startup);
}
-static int usX2Y_urbs_start(struct snd_usX2Y_substream *subs)
+static int usx2y_urbs_start(struct snd_usx2y_substream *subs)
{
int i, err;
- struct usX2Ydev *usX2Y = subs->usX2Y;
+ struct usx2ydev *usx2y = subs->usx2y;
- if ((err = usX2Y_urbs_allocate(subs)) < 0)
+ if ((err = usx2y_urbs_allocate(subs)) < 0)
return err;
subs->completed_urb = NULL;
for (i = 0; i < 4; i++) {
- struct snd_usX2Y_substream *subs = usX2Y->subs[i];
- if (subs != NULL && atomic_read(&subs->state) >= state_PREPARED)
+ struct snd_usx2y_substream *subs = usx2y->subs[i];
+ if (subs != NULL && atomic_read(&subs->state) >= STATE_PREPARED)
goto start;
}
start:
- usX2Y_subs_startup(subs);
+ usx2y_subs_startup(subs);
for (i = 0; i < NRURBS; i++) {
struct urb *urb = subs->urb[i];
if (usb_pipein(urb->pipe)) {
unsigned long pack;
if (0 == i)
- atomic_set(&subs->state, state_STARTING3);
- urb->dev = usX2Y->dev;
+ atomic_set(&subs->state, STATE_STARTING3);
+ urb->dev = usx2y->dev;
for (pack = 0; pack < nr_of_packs(); pack++) {
urb->iso_frame_desc[pack].offset = subs->maxpacksize * pack;
urb->iso_frame_desc[pack].length = subs->maxpacksize;
@@ -483,22 +483,22 @@ static int usX2Y_urbs_start(struct snd_usX2Y_substream *subs)
goto cleanup;
} else
if (i == 0)
- usX2Y->wait_iso_frame = urb->start_frame;
+ usx2y->wait_iso_frame = urb->start_frame;
urb->transfer_flags = 0;
} else {
- atomic_set(&subs->state, state_STARTING1);
+ atomic_set(&subs->state, STATE_STARTING1);
break;
}
}
err = 0;
- wait_event(usX2Y->prepare_wait_queue, NULL == usX2Y->prepare_subs);
- if (atomic_read(&subs->state) != state_PREPARED)
+ wait_event(usx2y->prepare_wait_queue, NULL == usx2y->prepare_subs);
+ if (atomic_read(&subs->state) != STATE_PREPARED)
err = -EPIPE;
cleanup:
if (err) {
- usX2Y_subs_startup_finish(usX2Y);
- usX2Y_clients_stop(usX2Y); // something is completely wroong > stop evrything
+ usx2y_subs_startup_finish(usx2y);
+ usx2y_clients_stop(usx2y); // something is completely wroong > stop evrything
}
return err;
}
@@ -506,33 +506,33 @@ static int usX2Y_urbs_start(struct snd_usX2Y_substream *subs)
/*
* return the current pcm pointer. just return the hwptr_done value.
*/
-static snd_pcm_uframes_t snd_usX2Y_pcm_pointer(struct snd_pcm_substream *substream)
+static snd_pcm_uframes_t snd_usx2y_pcm_pointer(struct snd_pcm_substream *substream)
{
- struct snd_usX2Y_substream *subs = substream->runtime->private_data;
+ struct snd_usx2y_substream *subs = substream->runtime->private_data;
return subs->hwptr_done;
}
/*
* start/stop substream
*/
-static int snd_usX2Y_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
+static int snd_usx2y_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
{
- struct snd_usX2Y_substream *subs = substream->runtime->private_data;
+ struct snd_usx2y_substream *subs = substream->runtime->private_data;
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
- snd_printdd("snd_usX2Y_pcm_trigger(START)\n");
- if (atomic_read(&subs->state) == state_PREPARED &&
- atomic_read(&subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE]->state) >= state_PREPARED) {
- atomic_set(&subs->state, state_PRERUNNING);
+ snd_printdd("snd_usx2y_pcm_trigger(START)\n");
+ if (atomic_read(&subs->state) == STATE_PREPARED &&
+ atomic_read(&subs->usx2y->subs[SNDRV_PCM_STREAM_CAPTURE]->state) >= STATE_PREPARED) {
+ atomic_set(&subs->state, STATE_PRERUNNING);
} else {
snd_printdd("\n");
return -EPIPE;
}
break;
case SNDRV_PCM_TRIGGER_STOP:
- snd_printdd("snd_usX2Y_pcm_trigger(STOP)\n");
- if (atomic_read(&subs->state) >= state_PRERUNNING)
- atomic_set(&subs->state, state_PREPARED);
+ snd_printdd("snd_usx2y_pcm_trigger(STOP)\n");
+ if (atomic_read(&subs->state) >= STATE_PRERUNNING)
+ atomic_set(&subs->state, STATE_PREPARED);
break;
default:
return -EINVAL;
@@ -553,7 +553,7 @@ static const struct s_c2
{
char c1, c2;
}
- SetRate44100[] =
+ setrate_44100[] =
{
{ 0x14, 0x08}, // this line sets 44100, well actually a little less
{ 0x18, 0x40}, // only tascam / frontier design knows the further lines .......
@@ -589,7 +589,7 @@ static const struct s_c2
{ 0x18, 0x7C},
{ 0x18, 0x7E}
};
-static const struct s_c2 SetRate48000[] =
+static const struct s_c2 setrate_48000[] =
{
{ 0x14, 0x09}, // this line sets 48000, well actually a little less
{ 0x18, 0x40}, // only tascam / frontier design knows the further lines .......
@@ -625,26 +625,26 @@ static const struct s_c2 SetRate48000[] =
{ 0x18, 0x7C},
{ 0x18, 0x7E}
};
-#define NOOF_SETRATE_URBS ARRAY_SIZE(SetRate48000)
+#define NOOF_SETRATE_URBS ARRAY_SIZE(setrate_48000)
-static void i_usX2Y_04Int(struct urb *urb)
+static void i_usx2y_04int(struct urb *urb)
{
- struct usX2Ydev *usX2Y = urb->context;
+ struct usx2ydev *usx2y = urb->context;
if (urb->status)
- snd_printk(KERN_ERR "snd_usX2Y_04Int() urb->status=%i\n", urb->status);
- if (0 == --usX2Y->US04->len)
- wake_up(&usX2Y->In04WaitQueue);
+ snd_printk(KERN_ERR "snd_usx2y_04int() urb->status=%i\n", urb->status);
+ if (0 == --usx2y->us04->len)
+ wake_up(&usx2y->in04_wait_queue);
}
-static int usX2Y_rate_set(struct usX2Ydev *usX2Y, int rate)
+static int usx2y_rate_set(struct usx2ydev *usx2y, int rate)
{
int err = 0, i;
- struct snd_usX2Y_urbSeq *us = NULL;
+ struct snd_usx2y_urb_seq *us = NULL;
int *usbdata = NULL;
- const struct s_c2 *ra = rate == 48000 ? SetRate48000 : SetRate44100;
+ const struct s_c2 *ra = rate == 48000 ? setrate_48000 : setrate_44100;
- if (usX2Y->rate != rate) {
+ if (usx2y->rate != rate) {
us = kzalloc(sizeof(*us) + sizeof(struct urb*) * NOOF_SETRATE_URBS, GFP_KERNEL);
if (NULL == us) {
err = -ENOMEM;
@@ -663,17 +663,17 @@ static int usX2Y_rate_set(struct usX2Ydev *usX2Y, int rate)
}
((char*)(usbdata + i))[0] = ra[i].c1;
((char*)(usbdata + i))[1] = ra[i].c2;
- usb_fill_bulk_urb(us->urb[i], usX2Y->dev, usb_sndbulkpipe(usX2Y->dev, 4),
- usbdata + i, 2, i_usX2Y_04Int, usX2Y);
+ usb_fill_bulk_urb(us->urb[i], usx2y->dev, usb_sndbulkpipe(usx2y->dev, 4),
+ usbdata + i, 2, i_usx2y_04int, usx2y);
}
err = usb_urb_ep_type_check(us->urb[0]);
if (err < 0)
goto cleanup;
us->submitted = 0;
us->len = NOOF_SETRATE_URBS;
- usX2Y->US04 = us;
- wait_event_timeout(usX2Y->In04WaitQueue, 0 == us->len, HZ);
- usX2Y->US04 = NULL;
+ usx2y->us04 = us;
+ wait_event_timeout(usx2y->in04_wait_queue, 0 == us->len, HZ);
+ usx2y->us04 = NULL;
if (us->len)
err = -ENODEV;
cleanup:
@@ -690,11 +690,11 @@ static int usX2Y_rate_set(struct usX2Ydev *usX2Y, int rate)
}
usb_free_urb(urb);
}
- usX2Y->US04 = NULL;
+ usx2y->us04 = NULL;
kfree(usbdata);
kfree(us);
if (!err)
- usX2Y->rate = rate;
+ usx2y->rate = rate;
}
}
@@ -702,53 +702,53 @@ static int usX2Y_rate_set(struct usX2Ydev *usX2Y, int rate)
}
-static int usX2Y_format_set(struct usX2Ydev *usX2Y, snd_pcm_format_t format)
+static int usx2y_format_set(struct usx2ydev *usx2y, snd_pcm_format_t format)
{
int alternate, err;
struct list_head* p;
if (format == SNDRV_PCM_FORMAT_S24_3LE) {
alternate = 2;
- usX2Y->stride = 6;
+ usx2y->stride = 6;
} else {
alternate = 1;
- usX2Y->stride = 4;
+ usx2y->stride = 4;
}
- list_for_each(p, &usX2Y->midi_list) {
+ list_for_each(p, &usx2y->midi_list) {
snd_usbmidi_input_stop(p);
}
- usb_kill_urb(usX2Y->In04urb);
- if ((err = usb_set_interface(usX2Y->dev, 0, alternate))) {
+ usb_kill_urb(usx2y->in04_urb);
+ if ((err = usb_set_interface(usx2y->dev, 0, alternate))) {
snd_printk(KERN_ERR "usb_set_interface error \n");
return err;
}
- usX2Y->In04urb->dev = usX2Y->dev;
- err = usb_submit_urb(usX2Y->In04urb, GFP_KERNEL);
- list_for_each(p, &usX2Y->midi_list) {
+ usx2y->in04_urb->dev = usx2y->dev;
+ err = usb_submit_urb(usx2y->in04_urb, GFP_KERNEL);
+ list_for_each(p, &usx2y->midi_list) {
snd_usbmidi_input_start(p);
}
- usX2Y->format = format;
- usX2Y->rate = 0;
+ usx2y->format = format;
+ usx2y->rate = 0;
return err;
}
-static int snd_usX2Y_pcm_hw_params(struct snd_pcm_substream *substream,
+static int snd_usx2y_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *hw_params)
{
int err = 0;
unsigned int rate = params_rate(hw_params);
snd_pcm_format_t format = params_format(hw_params);
struct snd_card *card = substream->pstr->pcm->card;
- struct usX2Ydev *dev = usX2Y(card);
+ struct usx2ydev *dev = usx2y(card);
int i;
- mutex_lock(&usX2Y(card)->pcm_mutex);
- snd_printdd("snd_usX2Y_hw_params(%p, %p)\n", substream, hw_params);
- /* all pcm substreams off one usX2Y have to operate at the same
+ mutex_lock(&usx2y(card)->pcm_mutex);
+ snd_printdd("snd_usx2y_hw_params(%p, %p)\n", substream, hw_params);
+ /* all pcm substreams off one usx2y have to operate at the same
* rate & format
*/
for (i = 0; i < dev->pcm_devs * 2; i++) {
- struct snd_usX2Y_substream *subs = dev->subs[i];
+ struct snd_usx2y_substream *subs = dev->subs[i];
struct snd_pcm_substream *test_substream;
if (!subs)
@@ -767,39 +767,39 @@ static int snd_usX2Y_pcm_hw_params(struct snd_pcm_substream *substream,
}
error:
- mutex_unlock(&usX2Y(card)->pcm_mutex);
+ mutex_unlock(&usx2y(card)->pcm_mutex);
return err;
}
/*
* free the buffer
*/
-static int snd_usX2Y_pcm_hw_free(struct snd_pcm_substream *substream)
+static int snd_usx2y_pcm_hw_free(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_usX2Y_substream *subs = runtime->private_data;
- mutex_lock(&subs->usX2Y->pcm_mutex);
- snd_printdd("snd_usX2Y_hw_free(%p)\n", substream);
+ struct snd_usx2y_substream *subs = runtime->private_data;
+ mutex_lock(&subs->usx2y->pcm_mutex);
+ snd_printdd("snd_usx2y_hw_free(%p)\n", substream);
if (SNDRV_PCM_STREAM_PLAYBACK == substream->stream) {
- struct snd_usX2Y_substream *cap_subs = subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE];
- atomic_set(&subs->state, state_STOPPED);
- usX2Y_urbs_release(subs);
+ struct snd_usx2y_substream *cap_subs = subs->usx2y->subs[SNDRV_PCM_STREAM_CAPTURE];
+ atomic_set(&subs->state, STATE_STOPPED);
+ usx2y_urbs_release(subs);
if (!cap_subs->pcm_substream ||
!cap_subs->pcm_substream->runtime ||
!cap_subs->pcm_substream->runtime->status ||
cap_subs->pcm_substream->runtime->status->state < SNDRV_PCM_STATE_PREPARED) {
- atomic_set(&cap_subs->state, state_STOPPED);
- usX2Y_urbs_release(cap_subs);
+ atomic_set(&cap_subs->state, STATE_STOPPED);
+ usx2y_urbs_release(cap_subs);
}
} else {
- struct snd_usX2Y_substream *playback_subs = subs->usX2Y->subs[SNDRV_PCM_STREAM_PLAYBACK];
- if (atomic_read(&playback_subs->state) < state_PREPARED) {
- atomic_set(&subs->state, state_STOPPED);
- usX2Y_urbs_release(subs);
+ struct snd_usx2y_substream *playback_subs = subs->usx2y->subs[SNDRV_PCM_STREAM_PLAYBACK];
+ if (atomic_read(&playback_subs->state) < STATE_PREPARED) {
+ atomic_set(&subs->state, STATE_STOPPED);
+ usx2y_urbs_release(subs);
}
}
- mutex_unlock(&subs->usX2Y->pcm_mutex);
+ mutex_unlock(&subs->usx2y->pcm_mutex);
return 0;
}
/*
@@ -807,40 +807,40 @@ static int snd_usX2Y_pcm_hw_free(struct snd_pcm_substream *substream)
*
* set format and initialize urbs
*/
-static int snd_usX2Y_pcm_prepare(struct snd_pcm_substream *substream)
+static int snd_usx2y_pcm_prepare(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_usX2Y_substream *subs = runtime->private_data;
- struct usX2Ydev *usX2Y = subs->usX2Y;
- struct snd_usX2Y_substream *capsubs = subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE];
+ struct snd_usx2y_substream *subs = runtime->private_data;
+ struct usx2ydev *usx2y = subs->usx2y;
+ struct snd_usx2y_substream *capsubs = subs->usx2y->subs[SNDRV_PCM_STREAM_CAPTURE];
int err = 0;
- snd_printdd("snd_usX2Y_pcm_prepare(%p)\n", substream);
+ snd_printdd("snd_usx2y_pcm_prepare(%p)\n", substream);
- mutex_lock(&usX2Y->pcm_mutex);
- usX2Y_subs_prepare(subs);
+ mutex_lock(&usx2y->pcm_mutex);
+ usx2y_subs_prepare(subs);
// Start hardware streams
// SyncStream first....
- if (atomic_read(&capsubs->state) < state_PREPARED) {
- if (usX2Y->format != runtime->format)
- if ((err = usX2Y_format_set(usX2Y, runtime->format)) < 0)
+ if (atomic_read(&capsubs->state) < STATE_PREPARED) {
+ if (usx2y->format != runtime->format)
+ if ((err = usx2y_format_set(usx2y, runtime->format)) < 0)
goto up_prepare_mutex;
- if (usX2Y->rate != runtime->rate)
- if ((err = usX2Y_rate_set(usX2Y, runtime->rate)) < 0)
+ if (usx2y->rate != runtime->rate)
+ if ((err = usx2y_rate_set(usx2y, runtime->rate)) < 0)
goto up_prepare_mutex;
snd_printdd("starting capture pipe for %s\n", subs == capsubs ? "self" : "playpipe");
- if (0 > (err = usX2Y_urbs_start(capsubs)))
+ if (0 > (err = usx2y_urbs_start(capsubs)))
goto up_prepare_mutex;
}
- if (subs != capsubs && atomic_read(&subs->state) < state_PREPARED)
- err = usX2Y_urbs_start(subs);
+ if (subs != capsubs && atomic_read(&subs->state) < STATE_PREPARED)
+ err = usx2y_urbs_start(subs);
up_prepare_mutex:
- mutex_unlock(&usX2Y->pcm_mutex);
+ mutex_unlock(&usx2y->pcm_mutex);
return err;
}
-static const struct snd_pcm_hardware snd_usX2Y_2c =
+static const struct snd_pcm_hardware snd_usx2y_2c =
{
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
@@ -862,16 +862,16 @@ static const struct snd_pcm_hardware snd_usX2Y_2c =
-static int snd_usX2Y_pcm_open(struct snd_pcm_substream *substream)
+static int snd_usx2y_pcm_open(struct snd_pcm_substream *substream)
{
- struct snd_usX2Y_substream *subs = ((struct snd_usX2Y_substream **)
+ struct snd_usx2y_substream *subs = ((struct snd_usx2y_substream **)
snd_pcm_substream_chip(substream))[substream->stream];
struct snd_pcm_runtime *runtime = substream->runtime;
- if (subs->usX2Y->chip_status & USX2Y_STAT_CHIP_MMAP_PCM_URBS)
+ if (subs->usx2y->chip_status & USX2Y_STAT_CHIP_MMAP_PCM_URBS)
return -EBUSY;
- runtime->hw = snd_usX2Y_2c;
+ runtime->hw = snd_usx2y_2c;
runtime->private_data = subs;
subs->pcm_substream = substream;
snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_TIME, 1000, 200000);
@@ -880,10 +880,10 @@ static int snd_usX2Y_pcm_open(struct snd_pcm_substream *substream)
-static int snd_usX2Y_pcm_close(struct snd_pcm_substream *substream)
+static int snd_usx2y_pcm_close(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_usX2Y_substream *subs = runtime->private_data;
+ struct snd_usx2y_substream *subs = runtime->private_data;
subs->pcm_substream = NULL;
@@ -891,75 +891,75 @@ static int snd_usX2Y_pcm_close(struct snd_pcm_substream *substream)
}
-static const struct snd_pcm_ops snd_usX2Y_pcm_ops =
+static const struct snd_pcm_ops snd_usx2y_pcm_ops =
{
- .open = snd_usX2Y_pcm_open,
- .close = snd_usX2Y_pcm_close,
- .hw_params = snd_usX2Y_pcm_hw_params,
- .hw_free = snd_usX2Y_pcm_hw_free,
- .prepare = snd_usX2Y_pcm_prepare,
- .trigger = snd_usX2Y_pcm_trigger,
- .pointer = snd_usX2Y_pcm_pointer,
+ .open = snd_usx2y_pcm_open,
+ .close = snd_usx2y_pcm_close,
+ .hw_params = snd_usx2y_pcm_hw_params,
+ .hw_free = snd_usx2y_pcm_hw_free,
+ .prepare = snd_usx2y_pcm_prepare,
+ .trigger = snd_usx2y_pcm_trigger,
+ .pointer = snd_usx2y_pcm_pointer,
};
/*
* free a usb stream instance
*/
-static void usX2Y_audio_stream_free(struct snd_usX2Y_substream **usX2Y_substream)
+static void usx2y_audio_stream_free(struct snd_usx2y_substream **usx2y_substream)
{
int stream;
for_each_pcm_streams(stream) {
- kfree(usX2Y_substream[stream]);
- usX2Y_substream[stream] = NULL;
+ kfree(usx2y_substream[stream]);
+ usx2y_substream[stream] = NULL;
}
}
-static void snd_usX2Y_pcm_private_free(struct snd_pcm *pcm)
+static void snd_usx2y_pcm_private_free(struct snd_pcm *pcm)
{
- struct snd_usX2Y_substream **usX2Y_stream = pcm->private_data;
- if (usX2Y_stream)
- usX2Y_audio_stream_free(usX2Y_stream);
+ struct snd_usx2y_substream **usx2y_stream = pcm->private_data;
+ if (usx2y_stream)
+ usx2y_audio_stream_free(usx2y_stream);
}
-static int usX2Y_audio_stream_new(struct snd_card *card, int playback_endpoint, int capture_endpoint)
+static int usx2y_audio_stream_new(struct snd_card *card, int playback_endpoint, int capture_endpoint)
{
struct snd_pcm *pcm;
int err, i;
- struct snd_usX2Y_substream **usX2Y_substream =
- usX2Y(card)->subs + 2 * usX2Y(card)->pcm_devs;
+ struct snd_usx2y_substream **usx2y_substream =
+ usx2y(card)->subs + 2 * usx2y(card)->pcm_devs;
for (i = playback_endpoint ? SNDRV_PCM_STREAM_PLAYBACK : SNDRV_PCM_STREAM_CAPTURE;
i <= SNDRV_PCM_STREAM_CAPTURE; ++i) {
- usX2Y_substream[i] = kzalloc(sizeof(struct snd_usX2Y_substream), GFP_KERNEL);
- if (!usX2Y_substream[i])
+ usx2y_substream[i] = kzalloc(sizeof(struct snd_usx2y_substream), GFP_KERNEL);
+ if (!usx2y_substream[i])
return -ENOMEM;
- usX2Y_substream[i]->usX2Y = usX2Y(card);
+ usx2y_substream[i]->usx2y = usx2y(card);
}
if (playback_endpoint)
- usX2Y_substream[SNDRV_PCM_STREAM_PLAYBACK]->endpoint = playback_endpoint;
- usX2Y_substream[SNDRV_PCM_STREAM_CAPTURE]->endpoint = capture_endpoint;
+ usx2y_substream[SNDRV_PCM_STREAM_PLAYBACK]->endpoint = playback_endpoint;
+ usx2y_substream[SNDRV_PCM_STREAM_CAPTURE]->endpoint = capture_endpoint;
- err = snd_pcm_new(card, NAME_ALLCAPS" Audio", usX2Y(card)->pcm_devs,
+ err = snd_pcm_new(card, NAME_ALLCAPS" Audio", usx2y(card)->pcm_devs,
playback_endpoint ? 1 : 0, 1,
&pcm);
if (err < 0) {
- usX2Y_audio_stream_free(usX2Y_substream);
+ usx2y_audio_stream_free(usx2y_substream);
return err;
}
if (playback_endpoint)
- snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_usX2Y_pcm_ops);
- snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_usX2Y_pcm_ops);
+ snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_usx2y_pcm_ops);
+ snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_usx2y_pcm_ops);
- pcm->private_data = usX2Y_substream;
- pcm->private_free = snd_usX2Y_pcm_private_free;
+ pcm->private_data = usx2y_substream;
+ pcm->private_free = snd_usx2y_pcm_private_free;
pcm->info_flags = 0;
- sprintf(pcm->name, NAME_ALLCAPS" Audio #%d", usX2Y(card)->pcm_devs);
+ sprintf(pcm->name, NAME_ALLCAPS" Audio #%d", usx2y(card)->pcm_devs);
if (playback_endpoint) {
snd_pcm_set_managed_buffer(pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream,
@@ -972,7 +972,7 @@ static int usX2Y_audio_stream_new(struct snd_card *card, int playback_endpoint,
SNDRV_DMA_TYPE_CONTINUOUS,
NULL,
64*1024, 128*1024);
- usX2Y(card)->pcm_devs++;
+ usx2y(card)->pcm_devs++;
return 0;
}
@@ -980,18 +980,18 @@ static int usX2Y_audio_stream_new(struct snd_card *card, int playback_endpoint,
/*
* create a chip instance and set its names.
*/
-int usX2Y_audio_create(struct snd_card *card)
+int usx2y_audio_create(struct snd_card *card)
{
int err = 0;
- INIT_LIST_HEAD(&usX2Y(card)->pcm_list);
+ INIT_LIST_HEAD(&usx2y(card)->pcm_list);
- if (0 > (err = usX2Y_audio_stream_new(card, 0xA, 0x8)))
+ if (0 > (err = usx2y_audio_stream_new(card, 0xA, 0x8)))
return err;
- if (le16_to_cpu(usX2Y(card)->dev->descriptor.idProduct) == USB_ID_US428)
- if (0 > (err = usX2Y_audio_stream_new(card, 0, 0xA)))
+ if (le16_to_cpu(usx2y(card)->dev->descriptor.idProduct) == USB_ID_US428)
+ if (0 > (err = usx2y_audio_stream_new(card, 0, 0xA)))
return err;
- if (le16_to_cpu(usX2Y(card)->dev->descriptor.idProduct) != USB_ID_US122)
- err = usX2Y_rate_set(usX2Y(card), 44100); // Lets us428 recognize output-volume settings, disturbs us122.
+ if (le16_to_cpu(usx2y(card)->dev->descriptor.idProduct) != USB_ID_US122)
+ err = usx2y_rate_set(usx2y(card), 44100); // Lets us428 recognize output-volume settings, disturbs us122.
return err;
}
generated by cgit v1.2.3 (git 2.39.0) at 2025-03-10 06:50:19 +0300