| /sound/core/ |
| D | pcm_memory.c | 51 static int preallocate_pcm_pages(struct snd_pcm_substream *substream, size_t size) in preallocate_pcm_pages() argument
53 struct snd_dma_buffer *dmab = &substream->dma_buffer; in preallocate_pcm_pages()
68 substream->pcm->card->number, substream->pcm->device, in preallocate_pcm_pages()
69 substream->stream ? 'c' : 'p', substream->number, in preallocate_pcm_pages()
70 substream->pcm->name, orig_size); in preallocate_pcm_pages()
77 static void snd_pcm_lib_preallocate_dma_free(struct snd_pcm_substream *substream) in snd_pcm_lib_preallocate_dma_free() argument
79 if (substream->dma_buffer.area == NULL) in snd_pcm_lib_preallocate_dma_free()
81 snd_dma_free_pages(&substream->dma_buffer); in snd_pcm_lib_preallocate_dma_free()
82 substream->dma_buffer.area = NULL; in snd_pcm_lib_preallocate_dma_free()
93 int snd_pcm_lib_preallocate_free(struct snd_pcm_substream *substream) in snd_pcm_lib_preallocate_free() argument
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| D | pcm_native.c | 49 #define trace_hw_mask_param(substream, type, index, prev, curr) argument
50 #define trace_hw_interval_param(substream, type, index, prev, curr) argument
77 static int snd_pcm_hw_refine_old_user(struct snd_pcm_substream *substream,
79 static int snd_pcm_hw_params_old_user(struct snd_pcm_substream *substream,
111 void snd_pcm_stream_lock(struct snd_pcm_substream *substream) in snd_pcm_stream_lock() argument
113 if (substream->pcm->nonatomic) { in snd_pcm_stream_lock()
115 mutex_lock(&substream->self_group.mutex); in snd_pcm_stream_lock()
118 spin_lock(&substream->self_group.lock); in snd_pcm_stream_lock()
129 void snd_pcm_stream_unlock(struct snd_pcm_substream *substream) in snd_pcm_stream_unlock() argument
131 if (substream->pcm->nonatomic) { in snd_pcm_stream_unlock()
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| D | pcm.c | 123 struct snd_pcm_substream *substream; in snd_pcm_control_ioctl() local
151 for (substream = pstr->substream; substream; in snd_pcm_control_ioctl()
152 substream = substream->next) in snd_pcm_control_ioctl()
153 if (substream->number == (int)subdevice) in snd_pcm_control_ioctl()
155 if (substream == NULL) { in snd_pcm_control_ioctl()
160 err = snd_pcm_info_user(substream, info); in snd_pcm_control_ioctl()
345 static void snd_pcm_proc_info_read(struct snd_pcm_substream *substream, in snd_pcm_proc_info_read() argument
351 if (! substream) in snd_pcm_proc_info_read()
358 err = snd_pcm_info(substream, info); in snd_pcm_proc_info_read()
381 snd_pcm_proc_info_read(((struct snd_pcm_str *)entry->private_data)->substream, in snd_pcm_stream_proc_info_read()
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| D | pcm_timer.c | 34 void snd_pcm_timer_resolution_change(struct snd_pcm_substream *substream) in snd_pcm_timer_resolution_change() argument
37 struct snd_pcm_runtime *runtime = substream->runtime; in snd_pcm_timer_resolution_change()
58 pcm_err(substream->pcm, in snd_pcm_timer_resolution_change()
69 struct snd_pcm_substream *substream; in snd_pcm_timer_resolution() local
71 substream = timer->private_data; in snd_pcm_timer_resolution()
72 return substream->runtime ? substream->runtime->timer_resolution : 0; in snd_pcm_timer_resolution()
77 struct snd_pcm_substream *substream; in snd_pcm_timer_start() local
79 substream = snd_timer_chip(timer); in snd_pcm_timer_start()
80 substream->timer_running = 1; in snd_pcm_timer_start()
86 struct snd_pcm_substream *substream; in snd_pcm_timer_stop() local
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| D | pcm_trace.h | 12 TP_PROTO(struct snd_pcm_substream *substream, snd_pcm_uframes_t pos, bool irq),
13 TP_ARGS(substream, pos, irq),
28 __entry->card = (substream)->pcm->card->number;
29 __entry->device = (substream)->pcm->device;
30 __entry->number = (substream)->number;
31 __entry->stream = (substream)->stream;
33 __entry->period_size = (substream)->runtime->period_size;
34 __entry->buffer_size = (substream)->runtime->buffer_size;
35 __entry->old_hw_ptr = (substream)->runtime->status->hw_ptr;
36 __entry->hw_ptr_base = (substream)->runtime->hw_ptr_base;
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| D | pcm_dmaengine.c | 39 const struct snd_pcm_substream *substream) in substream_to_prtd() argument
41 return substream->runtime->private_data; in substream_to_prtd()
44 struct dma_chan *snd_dmaengine_pcm_get_chan(struct snd_pcm_substream *substream) in snd_dmaengine_pcm_get_chan() argument
46 struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream); in snd_dmaengine_pcm_get_chan()
61 int snd_hwparams_to_dma_slave_config(const struct snd_pcm_substream *substream, in snd_hwparams_to_dma_slave_config() argument
82 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { in snd_hwparams_to_dma_slave_config()
114 const struct snd_pcm_substream *substream, in snd_dmaengine_pcm_set_config_from_dai_data() argument
118 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { in snd_dmaengine_pcm_set_config_from_dai_data()
142 struct snd_pcm_substream *substream = arg; in dmaengine_pcm_dma_complete() local
143 struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream); in dmaengine_pcm_dma_complete()
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| D | rawmidi.c | 89 static inline int snd_rawmidi_ready(struct snd_rawmidi_substream *substream) in snd_rawmidi_ready() argument
91 struct snd_rawmidi_runtime *runtime = substream->runtime; in snd_rawmidi_ready()
95 static inline int snd_rawmidi_ready_append(struct snd_rawmidi_substream *substream, in snd_rawmidi_ready_append() argument
98 struct snd_rawmidi_runtime *runtime = substream->runtime; in snd_rawmidi_ready_append()
100 (!substream->append || runtime->avail >= count); in snd_rawmidi_ready_append()
108 runtime->event(runtime->substream); in snd_rawmidi_input_event_work()
111 static int snd_rawmidi_runtime_create(struct snd_rawmidi_substream *substream) in snd_rawmidi_runtime_create() argument
117 runtime->substream = substream; in snd_rawmidi_runtime_create()
124 if (substream->stream == SNDRV_RAWMIDI_STREAM_INPUT) in snd_rawmidi_runtime_create()
133 substream->runtime = runtime; in snd_rawmidi_runtime_create()
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| /sound/firewire/dice/ |
| D | dice-pcm.c | 55 struct snd_pcm_substream *substream) in init_hw_info() argument
57 struct snd_pcm_runtime *runtime = substream->runtime; in init_hw_info()
65 if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) { in init_hw_info()
68 stream = &dice->tx_stream[substream->pcm->device]; in init_hw_info()
74 stream = &dice->rx_stream[substream->pcm->device]; in init_hw_info()
83 if (substream->pcm->device >= count) in init_hw_info()
87 err = limit_channels_and_rates(dice, substream->runtime, dir, in init_hw_info()
88 substream->pcm->device, size); in init_hw_info()
95 static int pcm_open(struct snd_pcm_substream *substream) in pcm_open() argument
97 struct snd_dice *dice = substream->private_data; in pcm_open()
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| /sound/arm/ |
| D | pxa2xx-pcm-lib.c | 38 int __pxa2xx_pcm_hw_params(struct snd_pcm_substream *substream, in __pxa2xx_pcm_hw_params() argument
41 struct dma_chan *chan = snd_dmaengine_pcm_get_chan(substream); in __pxa2xx_pcm_hw_params()
42 struct snd_soc_pcm_runtime *rtd = substream->private_data; in __pxa2xx_pcm_hw_params()
47 dma_params = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream); in __pxa2xx_pcm_hw_params()
51 ret = snd_hwparams_to_dma_slave_config(substream, params, &config); in __pxa2xx_pcm_hw_params()
55 snd_dmaengine_pcm_set_config_from_dai_data(substream, in __pxa2xx_pcm_hw_params()
56 snd_soc_dai_get_dma_data(rtd->cpu_dai, substream), in __pxa2xx_pcm_hw_params()
63 snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer); in __pxa2xx_pcm_hw_params()
69 int __pxa2xx_pcm_hw_free(struct snd_pcm_substream *substream) in __pxa2xx_pcm_hw_free() argument
71 snd_pcm_set_runtime_buffer(substream, NULL); in __pxa2xx_pcm_hw_free()
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| /sound/firewire/tascam/ |
| D | tascam-pcm.c | 12 struct snd_pcm_substream *substream) in pcm_init_hw_params() argument
14 struct snd_pcm_runtime *runtime = substream->runtime; in pcm_init_hw_params()
19 if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) { in pcm_init_hw_params()
44 static int pcm_open(struct snd_pcm_substream *substream) in pcm_open() argument
46 struct snd_tscm *tscm = substream->private_data; in pcm_open()
55 err = pcm_init_hw_params(tscm, substream); in pcm_open()
69 substream->runtime->hw.rate_min = rate; in pcm_open()
70 substream->runtime->hw.rate_max = rate; in pcm_open()
73 snd_pcm_set_sync(substream); in pcm_open()
81 static int pcm_close(struct snd_pcm_substream *substream) in pcm_close() argument
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| /sound/soc/fsl/ |
| D | imx-pcm-fiq.c | 44 struct snd_pcm_substream *substream; member
53 struct snd_pcm_substream *substream = iprtd->substream; in snd_hrtimer_callback() local
61 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) in snd_hrtimer_callback()
66 snd_pcm_period_elapsed(substream); in snd_hrtimer_callback()
77 static int snd_imx_pcm_hw_params(struct snd_pcm_substream *substream, in snd_imx_pcm_hw_params() argument
80 struct snd_pcm_runtime *runtime = substream->runtime; in snd_imx_pcm_hw_params()
88 snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer); in snd_imx_pcm_hw_params()
93 static int snd_imx_pcm_prepare(struct snd_pcm_substream *substream) in snd_imx_pcm_prepare() argument
95 struct snd_pcm_runtime *runtime = substream->runtime; in snd_imx_pcm_prepare()
100 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) in snd_imx_pcm_prepare()
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| D | fsl_asrc_dma.c | 50 struct snd_pcm_substream *substream = arg; in fsl_asrc_dma_complete() local
51 struct snd_pcm_runtime *runtime = substream->runtime; in fsl_asrc_dma_complete()
54 pair->pos += snd_pcm_lib_period_bytes(substream); in fsl_asrc_dma_complete()
55 if (pair->pos >= snd_pcm_lib_buffer_bytes(substream)) in fsl_asrc_dma_complete()
58 snd_pcm_period_elapsed(substream); in fsl_asrc_dma_complete()
61 static int fsl_asrc_dma_prepare_and_submit(struct snd_pcm_substream *substream) in fsl_asrc_dma_prepare_and_submit() argument
63 u8 dir = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? OUT : IN; in fsl_asrc_dma_prepare_and_submit()
64 struct snd_soc_pcm_runtime *rtd = substream->private_data; in fsl_asrc_dma_prepare_and_submit()
65 struct snd_pcm_runtime *runtime = substream->runtime; in fsl_asrc_dma_prepare_and_submit()
71 if (!substream->runtime->no_period_wakeup) in fsl_asrc_dma_prepare_and_submit()
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| /sound/firewire/digi00x/ |
| D | digi00x-pcm.c | 59 struct snd_pcm_substream *substream) in pcm_init_hw_params() argument
61 struct snd_pcm_runtime *runtime = substream->runtime; in pcm_init_hw_params()
67 if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) { in pcm_init_hw_params()
68 substream->runtime->hw.formats = SNDRV_PCM_FMTBIT_S32; in pcm_init_hw_params()
71 substream->runtime->hw.formats = SNDRV_PCM_FMTBIT_S32; in pcm_init_hw_params()
84 err = snd_pcm_hw_rule_add(substream->runtime, 0, in pcm_init_hw_params()
91 err = snd_pcm_hw_rule_add(substream->runtime, 0, in pcm_init_hw_params()
98 return amdtp_dot_add_pcm_hw_constraints(s, substream->runtime); in pcm_init_hw_params()
101 static int pcm_open(struct snd_pcm_substream *substream) in pcm_open() argument
103 struct snd_dg00x *dg00x = substream->private_data; in pcm_open()
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| /sound/soc/omap/ |
| D | omap-pcm.c | 75 static int omap_pcm_hw_params(struct snd_pcm_substream *substream, in omap_pcm_hw_params() argument
78 struct snd_pcm_runtime *runtime = substream->runtime; in omap_pcm_hw_params()
79 struct snd_soc_pcm_runtime *rtd = substream->private_data; in omap_pcm_hw_params()
87 dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream); in omap_pcm_hw_params()
94 snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer); in omap_pcm_hw_params()
97 chan = snd_dmaengine_pcm_get_chan(substream); in omap_pcm_hw_params()
102 err = snd_hwparams_to_dma_slave_config(substream, params, &config); in omap_pcm_hw_params()
106 snd_dmaengine_pcm_set_config_from_dai_data(substream, in omap_pcm_hw_params()
107 snd_soc_dai_get_dma_data(rtd->cpu_dai, substream), in omap_pcm_hw_params()
113 static int omap_pcm_hw_free(struct snd_pcm_substream *substream) in omap_pcm_hw_free() argument
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| /sound/firewire/fireface/ |
| D | ff-midi.c | 11 static int midi_capture_open(struct snd_rawmidi_substream *substream) in midi_capture_open() argument
17 static int midi_playback_open(struct snd_rawmidi_substream *substream) in midi_playback_open() argument
19 struct snd_ff *ff = substream->rmidi->private_data; in midi_playback_open()
22 ff->running_status[substream->number] = 0; in midi_playback_open()
23 ff->rx_midi_error[substream->number] = false; in midi_playback_open()
25 ACCESS_ONCE(ff->rx_midi_substreams[substream->number]) = substream; in midi_playback_open()
30 static int midi_capture_close(struct snd_rawmidi_substream *substream) in midi_capture_close() argument
36 static int midi_playback_close(struct snd_rawmidi_substream *substream) in midi_playback_close() argument
38 struct snd_ff *ff = substream->rmidi->private_data; in midi_playback_close()
40 cancel_work_sync(&ff->rx_midi_work[substream->number]); in midi_playback_close()
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| D | ff-pcm.c | 95 struct snd_pcm_substream *substream) in pcm_init_hw_params() argument
97 struct snd_pcm_runtime *runtime = substream->runtime; in pcm_init_hw_params()
102 if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) { in pcm_init_hw_params()
129 static int pcm_open(struct snd_pcm_substream *substream) in pcm_open() argument
131 struct snd_ff *ff = substream->private_data; in pcm_open()
140 err = pcm_init_hw_params(ff, substream); in pcm_open()
162 substream->runtime->hw.rate_min = rate; in pcm_open()
163 substream->runtime->hw.rate_max = rate; in pcm_open()
168 substream->runtime->hw.rate_min = rate; in pcm_open()
169 substream->runtime->hw.rate_max = rate; in pcm_open()
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| /sound/soc/blackfin/ |
| D | bf5xx-i2s-pcm.c | 63 static int bf5xx_pcm_hw_params(struct snd_pcm_substream *substream, in bf5xx_pcm_hw_params() argument
66 struct snd_soc_pcm_runtime *rtd = substream->private_data; in bf5xx_pcm_hw_params()
70 dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream); in bf5xx_pcm_hw_params()
75 return snd_pcm_lib_malloc_pages(substream, buffer_size); in bf5xx_pcm_hw_params()
78 static int bf5xx_pcm_hw_free(struct snd_pcm_substream *substream) in bf5xx_pcm_hw_free() argument
80 snd_pcm_lib_free_pages(substream); in bf5xx_pcm_hw_free()
85 static int bf5xx_pcm_prepare(struct snd_pcm_substream *substream) in bf5xx_pcm_prepare() argument
87 struct snd_soc_pcm_runtime *rtd = substream->private_data; in bf5xx_pcm_prepare()
88 struct snd_pcm_runtime *runtime = substream->runtime; in bf5xx_pcm_prepare()
93 dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream); in bf5xx_pcm_prepare()
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| /sound/firewire/motu/ |
| D | motu-pcm.c | 100 struct snd_pcm_substream *substream) in init_hw_info() argument
102 struct snd_pcm_runtime *runtime = substream->runtime; in init_hw_info()
108 if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) { in init_hw_info()
134 static int pcm_open(struct snd_pcm_substream *substream) in pcm_open() argument
136 struct snd_motu *motu = substream->private_data; in pcm_open()
152 err = init_hw_info(motu, substream); in pcm_open()
169 substream->runtime->hw.rate_min = rate; in pcm_open()
170 substream->runtime->hw.rate_max = rate; in pcm_open()
173 snd_pcm_set_sync(substream); in pcm_open()
184 static int pcm_close(struct snd_pcm_substream *substream) in pcm_close() argument
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| /sound/soc/nuc900/ |
| D | nuc900-pcm.c | 42 static int nuc900_dma_hw_params(struct snd_pcm_substream *substream, in nuc900_dma_hw_params() argument
45 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params)); in nuc900_dma_hw_params()
48 static void nuc900_update_dma_register(struct snd_pcm_substream *substream) in nuc900_update_dma_register() argument
50 struct snd_pcm_runtime *runtime = substream->runtime; in nuc900_update_dma_register()
54 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { in nuc900_update_dma_register()
66 static void nuc900_dma_start(struct snd_pcm_substream *substream) in nuc900_dma_start() argument
68 struct snd_pcm_runtime *runtime = substream->runtime; in nuc900_dma_start()
77 static void nuc900_dma_stop(struct snd_pcm_substream *substream) in nuc900_dma_stop() argument
79 struct snd_pcm_runtime *runtime = substream->runtime; in nuc900_dma_stop()
90 struct snd_pcm_substream *substream = dev_id; in nuc900_dma_interrupt() local
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| /sound/firewire/oxfw/ |
| D | oxfw-pcm.c | 110 struct snd_pcm_substream *substream) in init_hw_params() argument
112 struct snd_pcm_runtime *runtime = substream->runtime; in init_hw_params()
117 if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) { in init_hw_params()
146 static int limit_to_current_params(struct snd_pcm_substream *substream) in limit_to_current_params() argument
148 struct snd_oxfw *oxfw = substream->private_data; in limit_to_current_params()
153 if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) in limit_to_current_params()
162 substream->runtime->hw.channels_min = formation.pcm; in limit_to_current_params()
163 substream->runtime->hw.channels_max = formation.pcm; in limit_to_current_params()
164 substream->runtime->hw.rate_min = formation.rate; in limit_to_current_params()
165 substream->runtime->hw.rate_max = formation.rate; in limit_to_current_params()
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| /sound/soc/bcm/ |
| D | cygnus-pcm.c | 208 struct snd_pcm_substream *substream) in cygnus_dai_get_dma_data() argument
210 struct snd_soc_pcm_runtime *soc_runtime = substream->private_data; in cygnus_dai_get_dma_data()
212 return snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); in cygnus_dai_get_dma_data()
256 static int configure_ringbuf_regs(struct snd_pcm_substream *substream) in configure_ringbuf_regs() argument
262 aio = cygnus_dai_get_dma_data(substream); in configure_ringbuf_regs()
265 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { in configure_ringbuf_regs()
305 static struct ringbuf_regs *get_ringbuf(struct snd_pcm_substream *substream) in get_ringbuf() argument
310 aio = cygnus_dai_get_dma_data(substream); in get_ringbuf()
312 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) in get_ringbuf()
320 static void enable_intr(struct snd_pcm_substream *substream) in enable_intr() argument
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| /sound/pci/au88x0/ |
| D | au88x0_pcm.c | 138 static int snd_vortex_pcm_open(struct snd_pcm_substream *substream) in snd_vortex_pcm_open() argument
140 vortex_t *vortex = snd_pcm_substream_chip(substream); in snd_vortex_pcm_open()
141 struct snd_pcm_runtime *runtime = substream->runtime; in snd_vortex_pcm_open()
158 if (VORTEX_PCM_TYPE(substream->pcm) != VORTEX_PCM_WT) { in snd_vortex_pcm_open()
160 if (VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_A3D) { in snd_vortex_pcm_open()
164 if (VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_SPDIF) { in snd_vortex_pcm_open()
178 if (VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_ADB in snd_vortex_pcm_open()
179 || VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_I2S) in snd_vortex_pcm_open()
182 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK && in snd_vortex_pcm_open()
184 VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_ADB) { in snd_vortex_pcm_open()
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| /sound/drivers/pcsp/ |
| D | pcsp_lib.c | 32 struct snd_pcm_substream *substream; in pcsp_call_pcm_elapsed() local
33 substream = pcsp_chip.playback_substream; in pcsp_call_pcm_elapsed()
34 if (substream) in pcsp_call_pcm_elapsed()
35 snd_pcm_period_elapsed(substream); in pcsp_call_pcm_elapsed()
48 struct snd_pcm_substream *substream; in pcsp_timer_update() local
58 substream = chip->playback_substream; in pcsp_timer_update()
59 if (!substream) in pcsp_timer_update()
62 runtime = substream->runtime; in pcsp_timer_update()
90 struct snd_pcm_substream *substream; in pcsp_pointer_update() local
96 substream = chip->playback_substream; in pcsp_pointer_update()
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| /sound/core/oss/ |
| D | pcm_oss.c | 554 static int snd_pcm_oss_plugin_clear(struct snd_pcm_substream *substream) in snd_pcm_oss_plugin_clear() argument
556 struct snd_pcm_runtime *runtime = substream->runtime; in snd_pcm_oss_plugin_clear()
600 static long snd_pcm_oss_bytes(struct snd_pcm_substream *substream, long frames) in snd_pcm_oss_bytes() argument
602 struct snd_pcm_runtime *runtime = substream->runtime; in snd_pcm_oss_bytes()
603 long buffer_size = snd_pcm_lib_buffer_bytes(substream); in snd_pcm_oss_bytes()
617 static long snd_pcm_alsa_frames(struct snd_pcm_substream *substream, long bytes) in snd_pcm_alsa_frames() argument
619 struct snd_pcm_runtime *runtime = substream->runtime; in snd_pcm_alsa_frames()
620 long buffer_size = snd_pcm_lib_buffer_bytes(substream); in snd_pcm_alsa_frames()
696 static int snd_pcm_oss_period_size(struct snd_pcm_substream *substream, in snd_pcm_oss_period_size() argument
703 struct snd_pcm_runtime *runtime = substream->runtime; in snd_pcm_oss_period_size()
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| /sound/isa/wavefront/ |
| D | wavefront_midi.c | 93 get_wavefront_midi (struct snd_rawmidi_substream *substream) in get_wavefront_midi() argument
99 if (substream == NULL || substream->rmidi == NULL) in get_wavefront_midi()
102 card = substream->rmidi->card; in get_wavefront_midi()
232 static int snd_wavefront_midi_input_open(struct snd_rawmidi_substream *substream) in snd_wavefront_midi_input_open() argument
238 if (snd_BUG_ON(!substream || !substream->rmidi)) in snd_wavefront_midi_input_open()
240 if (snd_BUG_ON(!substream->rmidi->private_data)) in snd_wavefront_midi_input_open()
243 mpu = *((snd_wavefront_mpu_id *) substream->rmidi->private_data); in snd_wavefront_midi_input_open()
245 if ((midi = get_wavefront_midi (substream)) == NULL) in snd_wavefront_midi_input_open()
250 midi->substream_input[mpu] = substream; in snd_wavefront_midi_input_open()
256 static int snd_wavefront_midi_output_open(struct snd_rawmidi_substream *substream) in snd_wavefront_midi_output_open() argument
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