diff options
Diffstat (limited to 'sound/usb/usx2y/usx2yhwdeppcm.c')
-rw-r--r-- | sound/usb/usx2y/usx2yhwdeppcm.c | 206 |
1 files changed, 102 insertions, 104 deletions
diff --git a/sound/usb/usx2y/usx2yhwdeppcm.c b/sound/usb/usx2y/usx2yhwdeppcm.c index c9136a98755..796a7dcef09 100644 --- a/sound/usb/usx2y/usx2yhwdeppcm.c +++ b/sound/usb/usx2y/usx2yhwdeppcm.c @@ -58,12 +58,12 @@ #include <sound/hwdep.h> -static int usX2Y_usbpcm_urb_capt_retire(snd_usX2Y_substream_t *subs) +static int usX2Y_usbpcm_urb_capt_retire(struct snd_usX2Y_substream *subs) { struct urb *urb = subs->completed_urb; - snd_pcm_runtime_t *runtime = subs->pcm_substream->runtime; + struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime; int i, lens = 0, hwptr_done = subs->hwptr_done; - usX2Ydev_t *usX2Y = subs->usX2Y; + struct usX2Ydev *usX2Y = subs->usX2Y; if (0 > usX2Y->hwdep_pcm_shm->capture_iso_start) { //FIXME int head = usX2Y->hwdep_pcm_shm->captured_iso_head + 1; if (head >= ARRAY_SIZE(usX2Y->hwdep_pcm_shm->captured_iso)) @@ -90,7 +90,8 @@ static int usX2Y_usbpcm_urb_capt_retire(snd_usX2Y_substream_t *subs) return 0; } -static inline int usX2Y_iso_frames_per_buffer(snd_pcm_runtime_t *runtime, usX2Ydev_t * usX2Y) +static inline int usX2Y_iso_frames_per_buffer(struct snd_pcm_runtime *runtime, + struct usX2Ydev * usX2Y) { return (runtime->buffer_size * 1000) / usX2Y->rate + 1; //FIXME: so far only correct period_size == 2^x ? } @@ -105,13 +106,13 @@ static inline int usX2Y_iso_frames_per_buffer(snd_pcm_runtime_t *runtime, usX2Yd * it directly from the buffer. thus the data is once copied to * a temporary buffer and urb points to that. */ -static int usX2Y_hwdep_urb_play_prepare(snd_usX2Y_substream_t *subs, - struct urb *urb) +static int usX2Y_hwdep_urb_play_prepare(struct snd_usX2Y_substream *subs, + struct urb *urb) { int count, counts, pack; - usX2Ydev_t *usX2Y = subs->usX2Y; + struct usX2Ydev *usX2Y = subs->usX2Y; struct snd_usX2Y_hwdep_pcm_shm *shm = usX2Y->hwdep_pcm_shm; - snd_pcm_runtime_t *runtime = subs->pcm_substream->runtime; + struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime; if (0 > shm->playback_iso_start) { shm->playback_iso_start = shm->captured_iso_head - @@ -144,13 +145,14 @@ static int usX2Y_hwdep_urb_play_prepare(snd_usX2Y_substream_t *subs, } -static inline void usX2Y_usbpcm_urb_capt_iso_advance(snd_usX2Y_substream_t *subs, struct urb *urb) +static inline void usX2Y_usbpcm_urb_capt_iso_advance(struct snd_usX2Y_substream *subs, + struct urb *urb) { int pack; for (pack = 0; pack < nr_of_packs(); ++pack) { struct usb_iso_packet_descriptor *desc = urb->iso_frame_desc + pack; if (NULL != subs) { - snd_usX2Y_hwdep_pcm_shm_t *shm = subs->usX2Y->hwdep_pcm_shm; + struct snd_usX2Y_hwdep_pcm_shm *shm = subs->usX2Y->hwdep_pcm_shm; int head = shm->captured_iso_head + 1; if (head >= ARRAY_SIZE(shm->captured_iso)) head = 0; @@ -166,9 +168,10 @@ static inline void usX2Y_usbpcm_urb_capt_iso_advance(snd_usX2Y_substream_t *subs } } -static inline int usX2Y_usbpcm_usbframe_complete(snd_usX2Y_substream_t *capsubs, - snd_usX2Y_substream_t *capsubs2, - snd_usX2Y_substream_t *playbacksubs, int frame) +static inline int usX2Y_usbpcm_usbframe_complete(struct snd_usX2Y_substream *capsubs, + struct snd_usX2Y_substream *capsubs2, + struct snd_usX2Y_substream *playbacksubs, + int frame) { int err, state; struct urb *urb = playbacksubs->completed_urb; @@ -177,10 +180,8 @@ static inline int usX2Y_usbpcm_usbframe_complete(snd_usX2Y_substream_t *capsubs, if (NULL != urb) { if (state == state_RUNNING) usX2Y_urb_play_retire(playbacksubs, urb); - else - if (state >= state_PRERUNNING) { - atomic_inc(&playbacksubs->state); - } + else if (state >= state_PRERUNNING) + atomic_inc(&playbacksubs->state); } else { switch (state) { case state_STARTING1: @@ -207,10 +208,8 @@ static inline int usX2Y_usbpcm_usbframe_complete(snd_usX2Y_substream_t *capsubs, if (state == state_RUNNING) { if ((err = usX2Y_usbpcm_urb_capt_retire(capsubs))) return err; - } else { - if (state >= state_PRERUNNING) - atomic_inc(&capsubs->state); - } + } else if (state >= state_PRERUNNING) + atomic_inc(&capsubs->state); usX2Y_usbpcm_urb_capt_iso_advance(capsubs, capsubs->completed_urb); if (NULL != capsubs2) usX2Y_usbpcm_urb_capt_iso_advance(NULL, capsubs2->completed_urb); @@ -229,12 +228,15 @@ static inline int usX2Y_usbpcm_usbframe_complete(snd_usX2Y_substream_t *capsubs, static void i_usX2Y_usbpcm_urb_complete(struct urb *urb, struct pt_regs *regs) { - snd_usX2Y_substream_t *subs = (snd_usX2Y_substream_t*)urb->context; - usX2Ydev_t *usX2Y = subs->usX2Y; - snd_usX2Y_substream_t *capsubs, *capsubs2, *playbacksubs; + struct snd_usX2Y_substream *subs = urb->context; + struct usX2Ydev *usX2Y = subs->usX2Y; + struct snd_usX2Y_substream *capsubs, *capsubs2, *playbacksubs; 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->chip.dev), subs->endpoint, usb_pipein(urb->pipe) ? "in" : "out", urb->status, urb->start_frame); + snd_printdd("hcd_frame=%i ep=%i%s status=%i start_frame=%i\n", + usb_get_current_frame_number(usX2Y->chip.dev), + subs->endpoint, usb_pipein(urb->pipe) ? "in" : "out", + urb->status, urb->start_frame); return; } if (unlikely(urb->status)) { @@ -268,7 +270,7 @@ static void i_usX2Y_usbpcm_urb_complete(struct urb *urb, struct pt_regs *regs) } -static void usX2Y_hwdep_urb_release(struct urb** urb) +static void usX2Y_hwdep_urb_release(struct urb **urb) { usb_kill_urb(*urb); usb_free_urb(*urb); @@ -278,7 +280,7 @@ static void usX2Y_hwdep_urb_release(struct urb** urb) /* * release a substream */ -static void usX2Y_usbpcm_urbs_release(snd_usX2Y_substream_t *subs) +static void usX2Y_usbpcm_urbs_release(struct snd_usX2Y_substream *subs) { int i; snd_printdd("snd_usX2Y_urbs_release() %i\n", subs->endpoint); @@ -286,7 +288,7 @@ static void usX2Y_usbpcm_urbs_release(snd_usX2Y_substream_t *subs) usX2Y_hwdep_urb_release(subs->urb + i); } -static void usX2Y_usbpcm_subs_startup_finish(usX2Ydev_t * usX2Y) +static void usX2Y_usbpcm_subs_startup_finish(struct usX2Ydev * usX2Y) { usX2Y_urbs_set_complete(usX2Y, i_usX2Y_usbpcm_urb_complete); usX2Y->prepare_subs = NULL; @@ -294,14 +296,14 @@ static void usX2Y_usbpcm_subs_startup_finish(usX2Ydev_t * usX2Y) static void i_usX2Y_usbpcm_subs_startup(struct urb *urb, struct pt_regs *regs) { - snd_usX2Y_substream_t *subs = (snd_usX2Y_substream_t*)urb->context; - usX2Ydev_t *usX2Y = subs->usX2Y; - snd_usX2Y_substream_t *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 && urb->start_frame == prepare_subs->urb[0]->start_frame) { atomic_inc(&prepare_subs->state); if (prepare_subs == usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE]) { - snd_usX2Y_substream_t *cap_subs2 = usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE + 2]; + struct snd_usX2Y_substream *cap_subs2 = usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE + 2]; if (cap_subs2 != NULL) atomic_inc(&cap_subs2->state); } @@ -315,7 +317,7 @@ static void i_usX2Y_usbpcm_subs_startup(struct urb *urb, struct pt_regs *regs) /* * initialize a substream's urbs */ -static int usX2Y_usbpcm_urbs_allocate(snd_usX2Y_substream_t *subs) +static int usX2Y_usbpcm_urbs_allocate(struct snd_usX2Y_substream *subs) { int i; unsigned int pipe; @@ -330,7 +332,7 @@ static int usX2Y_usbpcm_urbs_allocate(snd_usX2Y_substream_t *subs) /* allocate and initialize data urbs */ for (i = 0; i < NRURBS; i++) { - struct urb** purb = subs->urb + i; + struct urb **purb = subs->urb + i; if (*purb) { usb_kill_urb(*purb); continue; @@ -359,16 +361,16 @@ static int usX2Y_usbpcm_urbs_allocate(snd_usX2Y_substream_t *subs) /* * free the buffer */ -static int snd_usX2Y_usbpcm_hw_free(snd_pcm_substream_t *substream) +static int snd_usX2Y_usbpcm_hw_free(struct snd_pcm_substream *substream) { - snd_pcm_runtime_t *runtime = substream->runtime; - snd_usX2Y_substream_t *subs = (snd_usX2Y_substream_t *)runtime->private_data, + struct snd_pcm_runtime *runtime = substream->runtime; + struct snd_usX2Y_substream *subs = runtime->private_data, *cap_subs2 = subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE + 2]; down(&subs->usX2Y->prepare_mutex); snd_printdd("snd_usX2Y_usbpcm_hw_free(%p)\n", substream); if (SNDRV_PCM_STREAM_PLAYBACK == substream->stream) { - snd_usX2Y_substream_t *cap_subs = subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE]; + struct snd_usX2Y_substream *cap_subs = subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE]; atomic_set(&subs->state, state_STOPPED); usX2Y_usbpcm_urbs_release(subs); if (!cap_subs->pcm_substream || @@ -383,7 +385,7 @@ static int snd_usX2Y_usbpcm_hw_free(snd_pcm_substream_t *substream) usX2Y_usbpcm_urbs_release(cap_subs2); } } else { - snd_usX2Y_substream_t *playback_subs = subs->usX2Y->subs[SNDRV_PCM_STREAM_PLAYBACK]; + 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); if (NULL != cap_subs2) @@ -397,20 +399,20 @@ static int snd_usX2Y_usbpcm_hw_free(snd_pcm_substream_t *substream) return snd_pcm_lib_free_pages(substream); } -static void usX2Y_usbpcm_subs_startup(snd_usX2Y_substream_t *subs) +static void usX2Y_usbpcm_subs_startup(struct snd_usX2Y_substream *subs) { - usX2Ydev_t * usX2Y = subs->usX2Y; + struct usX2Ydev * usX2Y = subs->usX2Y; usX2Y->prepare_subs = subs; subs->urb[0]->start_frame = -1; smp_wmb(); // Make shure above modifications are seen by i_usX2Y_subs_startup() usX2Y_urbs_set_complete(usX2Y, i_usX2Y_usbpcm_subs_startup); } -static int usX2Y_usbpcm_urbs_start(snd_usX2Y_substream_t *subs) +static int usX2Y_usbpcm_urbs_start(struct snd_usX2Y_substream *subs) { int p, u, err, stream = subs->pcm_substream->stream; - usX2Ydev_t *usX2Y = subs->usX2Y; + struct usX2Ydev *usX2Y = subs->usX2Y; if (SNDRV_PCM_STREAM_CAPTURE == stream) { usX2Y->hwdep_pcm_shm->captured_iso_head = -1; @@ -418,7 +420,7 @@ static int usX2Y_usbpcm_urbs_start(snd_usX2Y_substream_t *subs) } for (p = 0; 3 >= (stream + p); p += 2) { - snd_usX2Y_substream_t *subs = usX2Y->subs[stream + p]; + struct snd_usX2Y_substream *subs = usX2Y->subs[stream + p]; if (subs != NULL) { if ((err = usX2Y_usbpcm_urbs_allocate(subs)) < 0) return err; @@ -427,7 +429,7 @@ static int usX2Y_usbpcm_urbs_start(snd_usX2Y_substream_t *subs) } for (p = 0; p < 4; p++) { - snd_usX2Y_substream_t *subs = usX2Y->subs[p]; + struct snd_usX2Y_substream *subs = usX2Y->subs[p]; if (subs != NULL && atomic_read(&subs->state) >= state_PREPARED) goto start; } @@ -437,7 +439,7 @@ static int usX2Y_usbpcm_urbs_start(snd_usX2Y_substream_t *subs) usX2Y_usbpcm_subs_startup(subs); for (u = 0; u < NRURBS; u++) { for (p = 0; 3 >= (stream + p); p += 2) { - snd_usX2Y_substream_t *subs = usX2Y->subs[stream + p]; + struct snd_usX2Y_substream *subs = usX2Y->subs[stream + p]; if (subs != NULL) { struct urb *urb = subs->urb[u]; if (usb_pipein(urb->pipe)) { @@ -486,19 +488,19 @@ static int usX2Y_usbpcm_urbs_start(snd_usX2Y_substream_t *subs) * * set format and initialize urbs */ -static int snd_usX2Y_usbpcm_prepare(snd_pcm_substream_t *substream) +static int snd_usX2Y_usbpcm_prepare(struct snd_pcm_substream *substream) { - snd_pcm_runtime_t *runtime = substream->runtime; - snd_usX2Y_substream_t *subs = (snd_usX2Y_substream_t *)runtime->private_data; - usX2Ydev_t *usX2Y = subs->usX2Y; - snd_usX2Y_substream_t *capsubs = subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE]; + 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]; int err = 0; snd_printdd("snd_usX2Y_pcm_prepare(%p)\n", substream); if (NULL == usX2Y->hwdep_pcm_shm) { - if (NULL == (usX2Y->hwdep_pcm_shm = snd_malloc_pages(sizeof(snd_usX2Y_hwdep_pcm_shm_t), GFP_KERNEL))) + if (NULL == (usX2Y->hwdep_pcm_shm = snd_malloc_pages(sizeof(struct snd_usX2Y_hwdep_pcm_shm), GFP_KERNEL))) return -ENOMEM; - memset(usX2Y->hwdep_pcm_shm, 0, sizeof(snd_usX2Y_hwdep_pcm_shm_t)); + memset(usX2Y->hwdep_pcm_shm, 0, sizeof(struct snd_usX2Y_hwdep_pcm_shm)); } down(&usX2Y->prepare_mutex); @@ -512,7 +514,8 @@ static int snd_usX2Y_usbpcm_prepare(snd_pcm_substream_t *substream) 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"); + snd_printdd("starting capture pipe for %s\n", subs == capsubs ? + "self" : "playpipe"); if (0 > (err = usX2Y_usbpcm_urbs_start(capsubs))) goto up_prepare_mutex; } @@ -520,8 +523,12 @@ static int snd_usX2Y_usbpcm_prepare(snd_pcm_substream_t *substream) if (subs != capsubs) { usX2Y->hwdep_pcm_shm->playback_iso_start = -1; if (atomic_read(&subs->state) < state_PREPARED) { - while (usX2Y_iso_frames_per_buffer(runtime, usX2Y) > usX2Y->hwdep_pcm_shm->captured_iso_frames) { - snd_printd("Wait: iso_frames_per_buffer=%i,captured_iso_frames=%i\n", usX2Y_iso_frames_per_buffer(runtime, usX2Y), usX2Y->hwdep_pcm_shm->captured_iso_frames); + while (usX2Y_iso_frames_per_buffer(runtime, usX2Y) > + usX2Y->hwdep_pcm_shm->captured_iso_frames) { + snd_printdd("Wait: iso_frames_per_buffer=%i," + "captured_iso_frames=%i\n", + usX2Y_iso_frames_per_buffer(runtime, usX2Y), + usX2Y->hwdep_pcm_shm->captured_iso_frames); if (msleep_interruptible(10)) { err = -ERESTARTSYS; goto up_prepare_mutex; @@ -530,7 +537,9 @@ static int snd_usX2Y_usbpcm_prepare(snd_pcm_substream_t *substream) if (0 > (err = usX2Y_usbpcm_urbs_start(subs))) goto up_prepare_mutex; } - snd_printd("Ready: iso_frames_per_buffer=%i,captured_iso_frames=%i\n", usX2Y_iso_frames_per_buffer(runtime, usX2Y), usX2Y->hwdep_pcm_shm->captured_iso_frames); + snd_printdd("Ready: iso_frames_per_buffer=%i,captured_iso_frames=%i\n", + usX2Y_iso_frames_per_buffer(runtime, usX2Y), + usX2Y->hwdep_pcm_shm->captured_iso_frames); } else usX2Y->hwdep_pcm_shm->capture_iso_start = -1; @@ -539,7 +548,7 @@ static int snd_usX2Y_usbpcm_prepare(snd_pcm_substream_t *substream) return err; } -static snd_pcm_hardware_t snd_usX2Y_4c = +static struct snd_pcm_hardware snd_usX2Y_4c = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | @@ -560,11 +569,11 @@ static snd_pcm_hardware_t snd_usX2Y_4c = -static int snd_usX2Y_usbpcm_open(snd_pcm_substream_t *substream) +static int snd_usX2Y_usbpcm_open(struct snd_pcm_substream *substream) { - snd_usX2Y_substream_t *subs = ((snd_usX2Y_substream_t **) + struct snd_usX2Y_substream *subs = ((struct snd_usX2Y_substream **) snd_pcm_substream_chip(substream))[substream->stream]; - snd_pcm_runtime_t *runtime = substream->runtime; + struct snd_pcm_runtime *runtime = substream->runtime; if (!(subs->usX2Y->chip_status & USX2Y_STAT_CHIP_MMAP_PCM_URBS)) return -EBUSY; @@ -578,18 +587,17 @@ static int snd_usX2Y_usbpcm_open(snd_pcm_substream_t *substream) } -static int snd_usX2Y_usbpcm_close(snd_pcm_substream_t *substream) +static int snd_usX2Y_usbpcm_close(struct snd_pcm_substream *substream) { - snd_pcm_runtime_t *runtime = substream->runtime; - snd_usX2Y_substream_t *subs = (snd_usX2Y_substream_t *)runtime->private_data; - int err = 0; - snd_printd("\n"); + struct snd_pcm_runtime *runtime = substream->runtime; + struct snd_usX2Y_substream *subs = runtime->private_data; + subs->pcm_substream = NULL; - return err; + return 0; } -static snd_pcm_ops_t snd_usX2Y_usbpcm_ops = +static struct snd_pcm_ops snd_usX2Y_usbpcm_ops = { .open = snd_usX2Y_usbpcm_open, .close = snd_usX2Y_usbpcm_close, @@ -602,11 +610,11 @@ static snd_pcm_ops_t snd_usX2Y_usbpcm_ops = }; -static int usX2Y_pcms_lock_check(snd_card_t *card) +static int usX2Y_pcms_lock_check(struct snd_card *card) { struct list_head *list; - snd_device_t *dev; - snd_pcm_t *pcm; + struct snd_device *dev; + struct snd_pcm *pcm; int err = 0; list_for_each(list, &card->devices) { dev = snd_device(list); @@ -622,7 +630,7 @@ static int usX2Y_pcms_lock_check(snd_card_t *card) continue; pcm = dev->device_data; for (s = 0; s < 2; ++s) { - snd_pcm_substream_t *substream; + struct snd_pcm_substream *substream; substream = pcm->streams[s].substream; if (substream && substream->ffile != NULL) err = -EBUSY; @@ -632,11 +640,11 @@ static int usX2Y_pcms_lock_check(snd_card_t *card) } -static void usX2Y_pcms_unlock(snd_card_t *card) +static void usX2Y_pcms_unlock(struct snd_card *card) { struct list_head *list; - snd_device_t *dev; - snd_pcm_t *pcm; + struct snd_device *dev; + struct snd_pcm *pcm; list_for_each(list, &card->devices) { dev = snd_device(list); if (dev->type != SNDRV_DEV_PCM) @@ -647,10 +655,10 @@ static void usX2Y_pcms_unlock(snd_card_t *card) } -static int snd_usX2Y_hwdep_pcm_open(snd_hwdep_t *hw, struct file *file) +static int snd_usX2Y_hwdep_pcm_open(struct snd_hwdep *hw, struct file *file) { // we need to be the first - snd_card_t *card = hw->card; + struct snd_card *card = hw->card; int err = usX2Y_pcms_lock_check(card); if (0 == err) usX2Y(card)->chip_status |= USX2Y_STAT_CHIP_MMAP_PCM_URBS; @@ -659,9 +667,9 @@ static int snd_usX2Y_hwdep_pcm_open(snd_hwdep_t *hw, struct file *file) } -static int snd_usX2Y_hwdep_pcm_release(snd_hwdep_t *hw, struct file *file) +static int snd_usX2Y_hwdep_pcm_release(struct snd_hwdep *hw, struct file *file) { - snd_card_t *card = hw->card; + struct snd_card *card = hw->card; int err = usX2Y_pcms_lock_check(card); if (0 == err) usX2Y(hw->card)->chip_status &= ~USX2Y_STAT_CHIP_MMAP_PCM_URBS; @@ -689,7 +697,7 @@ static struct page * snd_usX2Y_hwdep_pcm_vm_nopage(struct vm_area_struct *area, offset = area->vm_pgoff << PAGE_SHIFT; offset += address - area->vm_start; snd_assert((offset % PAGE_SIZE) == 0, return NOPAGE_OOM); - vaddr = (char*)((usX2Ydev_t*)area->vm_private_data)->hwdep_pcm_shm + offset; + vaddr = (char*)((struct usX2Ydev *)area->vm_private_data)->hwdep_pcm_shm + offset; page = virt_to_page(vaddr); get_page(page); @@ -707,17 +715,17 @@ static struct vm_operations_struct snd_usX2Y_hwdep_pcm_vm_ops = { }; -static int snd_usX2Y_hwdep_pcm_mmap(snd_hwdep_t * hw, struct file *filp, struct vm_area_struct *area) +static int snd_usX2Y_hwdep_pcm_mmap(struct snd_hwdep * hw, struct file *filp, struct vm_area_struct *area) { unsigned long size = (unsigned long)(area->vm_end - area->vm_start); - usX2Ydev_t *usX2Y = (usX2Ydev_t*)hw->private_data; + struct usX2Ydev *usX2Y = hw->private_data; - if (!(((usX2Ydev_t*)hw->private_data)->chip_status & USX2Y_STAT_CHIP_INIT)) + if (!(usX2Y->chip_status & USX2Y_STAT_CHIP_INIT)) return -EBUSY; /* if userspace tries to mmap beyond end of our buffer, fail */ - if (size > PAGE_ALIGN(sizeof(snd_usX2Y_hwdep_pcm_shm_t))) { - snd_printd("%lu > %lu\n", size, (unsigned long)sizeof(snd_usX2Y_hwdep_pcm_shm_t)); + if (size > PAGE_ALIGN(sizeof(struct snd_usX2Y_hwdep_pcm_shm))) { + snd_printd("%lu > %lu\n", size, (unsigned long)sizeof(struct snd_usX2Y_hwdep_pcm_shm)); return -EINVAL; } @@ -726,39 +734,31 @@ static int snd_usX2Y_hwdep_pcm_mmap(snd_hwdep_t * hw, struct file *filp, struct } area->vm_ops = &snd_usX2Y_hwdep_pcm_vm_ops; area->vm_flags |= VM_RESERVED; - snd_printd("vm_flags=0x%lX\n", area->vm_flags); area->vm_private_data = hw->private_data; return 0; } -static void snd_usX2Y_hwdep_pcm_private_free(snd_hwdep_t *hwdep) +static void snd_usX2Y_hwdep_pcm_private_free(struct snd_hwdep *hwdep) { - usX2Ydev_t *usX2Y = (usX2Ydev_t *)hwdep->private_data; + struct usX2Ydev *usX2Y = hwdep->private_data; if (NULL != usX2Y->hwdep_pcm_shm) - snd_free_pages(usX2Y->hwdep_pcm_shm, sizeof(snd_usX2Y_hwdep_pcm_shm_t)); + snd_free_pages(usX2Y->hwdep_pcm_shm, sizeof(struct snd_usX2Y_hwdep_pcm_shm)); } -static void snd_usX2Y_usbpcm_private_free(snd_pcm_t *pcm) -{ - snd_pcm_lib_preallocate_free_for_all(pcm); -} - - -int usX2Y_hwdep_pcm_new(snd_card_t* card) +int usX2Y_hwdep_pcm_new(struct snd_card *card) { int err; - snd_hwdep_t *hw; - snd_pcm_t *pcm; + struct snd_hwdep *hw; + struct snd_pcm *pcm; struct usb_device *dev = usX2Y(card)->chip.dev; if (1 != nr_of_packs()) return 0; - if ((err = snd_hwdep_new(card, SND_USX2Y_USBPCM_ID, 1, &hw)) < 0) { - snd_printd("\n"); + if ((err = snd_hwdep_new(card, SND_USX2Y_USBPCM_ID, 1, &hw)) < 0) return err; - } + hw->iface = SNDRV_HWDEP_IFACE_USX2Y_PCM; hw->private_data = usX2Y(card); hw->private_free = snd_usX2Y_hwdep_pcm_private_free; @@ -776,7 +776,6 @@ int usX2Y_hwdep_pcm_new(snd_card_t* card) snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_usX2Y_usbpcm_ops); pcm->private_data = usX2Y(card)->subs; - pcm->private_free = snd_usX2Y_usbpcm_private_free; pcm->info_flags = 0; sprintf(pcm->name, NAME_ALLCAPS" hwdep Audio"); @@ -788,7 +787,6 @@ int usX2Y_hwdep_pcm_new(snd_card_t* card) SNDRV_DMA_TYPE_CONTINUOUS, snd_dma_continuous_data(GFP_KERNEL), 64*1024, 128*1024))) { - snd_usX2Y_usbpcm_private_free(pcm); return err; } @@ -798,7 +796,7 @@ int usX2Y_hwdep_pcm_new(snd_card_t* card) #else -int usX2Y_hwdep_pcm_new(snd_card_t* card) +int usX2Y_hwdep_pcm_new(struct snd_card *card) { return 0; } |