| /linux-5.10/sound/core/oss/ |
| D | pcm_oss.c | 541 struct snd_pcm_runtime *runtime = substream->runtime; in snd_pcm_oss_plugin_clear() local
544 plugin = runtime->oss.plugin_first; in snd_pcm_oss_plugin_clear()
550 runtime->oss.plugin_first = runtime->oss.plugin_last = NULL; in snd_pcm_oss_plugin_clear()
556 struct snd_pcm_runtime *runtime = plugin->plug->runtime; in snd_pcm_plugin_insert() local
557 plugin->next = runtime->oss.plugin_first; in snd_pcm_plugin_insert()
559 if (runtime->oss.plugin_first) { in snd_pcm_plugin_insert()
560 runtime->oss.plugin_first->prev = plugin; in snd_pcm_plugin_insert()
561 runtime->oss.plugin_first = plugin; in snd_pcm_plugin_insert()
563 runtime->oss.plugin_last = in snd_pcm_plugin_insert()
564 runtime->oss.plugin_first = plugin; in snd_pcm_plugin_insert()
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| /linux-5.10/sound/core/ |
| D | rawmidi.c | 100 struct snd_rawmidi_runtime *runtime = substream->runtime; in snd_rawmidi_ready() local
102 return runtime->avail >= runtime->avail_min; in snd_rawmidi_ready()
108 struct snd_rawmidi_runtime *runtime = substream->runtime; in snd_rawmidi_ready_append() local
110 return runtime->avail >= runtime->avail_min && in snd_rawmidi_ready_append()
111 (!substream->append || runtime->avail >= count); in snd_rawmidi_ready_append()
116 struct snd_rawmidi_runtime *runtime = in snd_rawmidi_input_event_work() local
119 if (runtime->event) in snd_rawmidi_input_event_work()
120 runtime->event(runtime->substream); in snd_rawmidi_input_event_work()
123 /* buffer refcount management: call with runtime->lock held */
124 static inline void snd_rawmidi_buffer_ref(struct snd_rawmidi_runtime *runtime) in snd_rawmidi_buffer_ref() argument
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| D | pcm_lib.c | 38 * runtime->silence_start: starting pointer to silence area
39 * runtime->silence_filled: size filled with silence
40 * runtime->silence_threshold: threshold from application
41 * runtime->silence_size: maximal size from application
43 * when runtime->silence_size >= runtime->boundary - fill processed area with silence immediately
47 struct snd_pcm_runtime *runtime = substream->runtime; in snd_pcm_playback_silence() local
51 if (runtime->silence_size < runtime->boundary) { in snd_pcm_playback_silence()
53 snd_pcm_uframes_t appl_ptr = READ_ONCE(runtime->control->appl_ptr); in snd_pcm_playback_silence()
54 if (runtime->silence_start != appl_ptr) { in snd_pcm_playback_silence()
55 n = appl_ptr - runtime->silence_start; in snd_pcm_playback_silence()
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| D | pcm_native.c | 246 if (!(substream->runtime->hw.info & SNDRV_PCM_INFO_MMAP)) in hw_support_mmap()
261 &substream->runtime->hw_constraints; in constrain_mask_params()
297 &substream->runtime->hw_constraints; in constrain_interval_params()
333 &substream->runtime->hw_constraints; in constrain_params_by_rules()
484 params->info = substream->runtime->hw.info; in fixup_unreferenced_params()
552 static int period_to_usecs(struct snd_pcm_runtime *runtime) in period_to_usecs() argument
556 if (! runtime->rate) in period_to_usecs()
560 usecs = (750000 / runtime->rate) * runtime->period_size; in period_to_usecs()
561 usecs += ((750000 % runtime->rate) * runtime->period_size) / in period_to_usecs()
562 runtime->rate; in period_to_usecs()
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| D | compress_offload.c | 81 struct snd_compr_runtime *runtime; in snd_compr_open() local
122 runtime = kzalloc(sizeof(*runtime), GFP_KERNEL); in snd_compr_open()
123 if (!runtime) { in snd_compr_open()
128 runtime->state = SNDRV_PCM_STATE_OPEN; in snd_compr_open()
129 init_waitqueue_head(&runtime->sleep); in snd_compr_open()
130 data->stream.runtime = runtime; in snd_compr_open()
136 kfree(runtime); in snd_compr_open()
146 struct snd_compr_runtime *runtime = data->stream.runtime; in snd_compr_free() local
150 switch (runtime->state) { in snd_compr_free()
161 if (!data->stream.runtime->dma_buffer_p) in snd_compr_free()
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| D | pcm.c | 380 struct snd_pcm_runtime *runtime; in snd_pcm_substream_proc_hw_params_read() local
383 runtime = substream->runtime; in snd_pcm_substream_proc_hw_params_read()
384 if (!runtime) { in snd_pcm_substream_proc_hw_params_read()
388 if (runtime->status->state == SNDRV_PCM_STATE_OPEN) { in snd_pcm_substream_proc_hw_params_read()
392 snd_iprintf(buffer, "access: %s\n", snd_pcm_access_name(runtime->access)); in snd_pcm_substream_proc_hw_params_read()
393 snd_iprintf(buffer, "format: %s\n", snd_pcm_format_name(runtime->format)); in snd_pcm_substream_proc_hw_params_read()
394 snd_iprintf(buffer, "subformat: %s\n", snd_pcm_subformat_name(runtime->subformat)); in snd_pcm_substream_proc_hw_params_read()
395 snd_iprintf(buffer, "channels: %u\n", runtime->channels); in snd_pcm_substream_proc_hw_params_read()
396 snd_iprintf(buffer, "rate: %u (%u/%u)\n", runtime->rate, runtime->rate_num, runtime->rate_den); in snd_pcm_substream_proc_hw_params_read()
397 snd_iprintf(buffer, "period_size: %lu\n", runtime->period_size); in snd_pcm_substream_proc_hw_params_read()
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| /linux-5.10/sound/soc/uniphier/ |
| D | aio-dma.c | 30 struct snd_pcm_runtime *runtime = sub->substream->runtime; in aiodma_pcm_irq() local
31 int bytes = runtime->period_size * in aiodma_pcm_irq()
32 runtime->channels * samples_to_bytes(runtime, 1); in aiodma_pcm_irq()
36 ret = aiodma_rb_set_threshold(sub, runtime->dma_bytes, in aiodma_pcm_irq()
41 aiodma_rb_sync(sub, runtime->dma_addr, runtime->dma_bytes, bytes); in aiodma_pcm_irq()
50 struct snd_compr_runtime *runtime = sub->cstream->runtime; in aiodma_compr_irq() local
51 int bytes = runtime->fragment_size; in aiodma_compr_irq()
99 struct snd_pcm_runtime *runtime = substream->runtime; in uniphier_aiodma_open() local
103 return snd_pcm_hw_constraint_step(runtime, 0, in uniphier_aiodma_open()
110 struct snd_pcm_runtime *runtime = substream->runtime; in uniphier_aiodma_prepare() local
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| /linux-5.10/include/linux/ |
| D | pm_runtime.h | 17 /* Runtime PM flag argument bits */
63 * pm_runtime_get_if_in_use - Conditionally bump up runtime PM usage counter.
66 * Increment the runtime PM usage counter of @dev if its runtime PM status is
67 * %RPM_ACTIVE and its runtime PM usage counter is greater than 0.
75 * pm_suspend_ignore_children - Set runtime PM behavior regarding children.
80 * the runtime PM framework going forward if @enable is %true, or they will
89 * pm_runtime_get_noresume - Bump up runtime PM usage counter of a device.
98 * pm_runtime_put_noidle - Drop runtime PM usage counter of a device.
101 * Decrement the runtime PM usage counter of @dev unless it is 0 already.
109 * pm_runtime_suspended - Check whether or not a device is runtime-suspended.
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| /linux-5.10/sound/pci/ctxfi/ |
| D | ctpcm.c | 103 static void ct_atc_pcm_free_substream(struct snd_pcm_runtime *runtime) in ct_atc_pcm_free_substream() argument
105 struct ct_atc_pcm *apcm = runtime->private_data; in ct_atc_pcm_free_substream()
111 runtime->private_data = NULL; in ct_atc_pcm_free_substream()
118 struct snd_pcm_runtime *runtime = substream->runtime; in ct_pcm_playback_open() local
129 runtime->hw = ct_spdif_passthru_playback_hw; in ct_pcm_playback_open()
132 runtime->hw = ct_pcm_playback_hw; in ct_pcm_playback_open()
134 runtime->hw.channels_max = 8; in ct_pcm_playback_open()
137 err = snd_pcm_hw_constraint_integer(runtime, in ct_pcm_playback_open()
142 err = snd_pcm_hw_constraint_minmax(runtime, in ct_pcm_playback_open()
153 runtime->private_data = apcm; in ct_pcm_playback_open()
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| /linux-5.10/drivers/staging/vc04_services/bcm2835-audio/ |
| D | bcm2835-pcm.c | 47 static void snd_bcm2835_playback_free(struct snd_pcm_runtime *runtime) in snd_bcm2835_playback_free() argument
49 kfree(runtime->private_data); in snd_bcm2835_playback_free()
89 struct snd_pcm_runtime *runtime = substream->runtime; in snd_bcm2835_playback_open_generic() local
128 runtime->private_data = alsa_stream; in snd_bcm2835_playback_open_generic()
129 runtime->private_free = snd_bcm2835_playback_free; in snd_bcm2835_playback_open_generic()
131 runtime->hw = snd_bcm2835_playback_spdif_hw; in snd_bcm2835_playback_open_generic()
135 runtime->hw = snd_bcm2835_playback_hw; in snd_bcm2835_playback_open_generic()
138 snd_pcm_hw_constraint_step(runtime, in snd_bcm2835_playback_open_generic()
144 snd_pcm_hw_constraint_minmax(runtime, in snd_bcm2835_playback_open_generic()
171 struct snd_pcm_runtime *runtime; in snd_bcm2835_playback_close() local
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| /linux-5.10/sound/soc/bcm/ |
| D | bcm63xx-pcm-whistler.c | 49 struct snd_pcm_runtime *runtime = substream->runtime; in bcm63xx_pcm_hw_params() local
52 runtime->dma_bytes = params_buffer_bytes(params); in bcm63xx_pcm_hw_params()
152 struct snd_pcm_runtime *runtime = substream->runtime; in bcm63xx_pcm_prepare() local
157 dma_desc->dma_addr = runtime->dma_addr; in bcm63xx_pcm_prepare()
158 dma_desc->dma_area = runtime->dma_area; in bcm63xx_pcm_prepare()
182 struct bcm63xx_runtime_data *prtd = substream->runtime->private_data; in bcm63xx_pcm_pointer()
185 prtd->dma_addr_next = substream->runtime->dma_addr; in bcm63xx_pcm_pointer()
187 x = bytes_to_frames(substream->runtime, in bcm63xx_pcm_pointer()
188 prtd->dma_addr_next - substream->runtime->dma_addr); in bcm63xx_pcm_pointer()
190 return x == substream->runtime->buffer_size ? 0 : x; in bcm63xx_pcm_pointer()
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| /linux-5.10/sound/pci/emu10k1/ |
| D | emupcm.c | 35 epcm->substream->runtime->hw->pointer(emu, epcm->substream), in snd_emu10k1_pcm_interrupt()
47 if (emu->pcm_capture_substream->runtime->mode == SNDRV_PCM_MODE_FRAME) in snd_emu10k1_pcm_ac97adc_interrupt()
59 if (emu->pcm_capture_mic_substream->runtime->mode == SNDRV_PCM_MODE_FRAME) in snd_emu10k1_pcm_ac97mic_interrupt()
71 if (emu->pcm_capture_efx_substream->runtime->mode == SNDRV_PCM_MODE_FRAME) in snd_emu10k1_pcm_efx_interrupt()
81 struct snd_pcm_runtime *runtime = substream->runtime; in snd_emu10k1_efx_playback_pointer() local
82 struct snd_emu10k1_pcm *epcm = runtime->private_data; in snd_emu10k1_efx_playback_pointer()
88 ptr += runtime->buffer_size; in snd_emu10k1_efx_playback_pointer()
90 ptr %= runtime->buffer_size; in snd_emu10k1_efx_playback_pointer()
276 struct snd_pcm_runtime *runtime = substream->runtime; in snd_emu10k1_pcm_init_voice() local
286 stereo = runtime->channels == 2; in snd_emu10k1_pcm_init_voice()
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| D | p16v.c | 152 static void snd_p16v_pcm_free_substream(struct snd_pcm_runtime *runtime) in snd_p16v_pcm_free_substream() argument
154 struct snd_emu10k1_pcm *epcm = runtime->private_data; in snd_p16v_pcm_free_substream()
165 struct snd_pcm_runtime *runtime = substream->runtime; in snd_p16v_pcm_open_playback_channel() local
179 runtime->private_data = epcm; in snd_p16v_pcm_open_playback_channel()
180 runtime->private_free = snd_p16v_pcm_free_substream; in snd_p16v_pcm_open_playback_channel()
182 runtime->hw = snd_p16v_playback_hw; in snd_p16v_pcm_open_playback_channel()
197 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) in snd_p16v_pcm_open_playback_channel()
200 runtime->sync.id32[0] = substream->pcm->card->number; in snd_p16v_pcm_open_playback_channel()
201 runtime->sync.id32[1] = 'P'; in snd_p16v_pcm_open_playback_channel()
202 runtime->sync.id32[2] = 16; in snd_p16v_pcm_open_playback_channel()
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| /linux-5.10/sound/isa/gus/ |
| D | gus_pcm.c | 65 struct snd_pcm_runtime *runtime = substream->runtime; in snd_gf1_pcm_block_change() local
66 struct gus_pcm_private *pcmp = runtime->private_data; in snd_gf1_pcm_block_change()
76 if (snd_pcm_format_unsigned(runtime->format)) in snd_gf1_pcm_block_change()
78 if (snd_pcm_format_width(runtime->format) == 16) in snd_gf1_pcm_block_change()
81 block.buffer = runtime->dma_area + offset; in snd_gf1_pcm_block_change()
82 block.buf_addr = runtime->dma_addr + offset; in snd_gf1_pcm_block_change()
93 struct snd_pcm_runtime *runtime = substream->runtime; in snd_gf1_pcm_trigger_up() local
94 struct gus_pcm_private *pcmp = runtime->private_data; in snd_gf1_pcm_trigger_up()
112 rate = snd_gf1_translate_freq(gus, runtime->rate << 4); in snd_gf1_pcm_trigger_up()
114 voice_ctrl = snd_pcm_format_width(runtime->format) == 16 ? 0x24 : 0x20; in snd_gf1_pcm_trigger_up()
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| /linux-5.10/sound/soc/dwc/ |
| D | dwc-pcm.c | 26 struct snd_pcm_runtime *runtime, unsigned int tx_ptr, \
29 const u##sample_bits (*p)[2] = (void *)runtime->dma_area; \
30 unsigned int period_pos = tx_ptr % runtime->period_size; \
37 if (++tx_ptr >= runtime->buffer_size) \
40 *period_elapsed = period_pos >= runtime->period_size; \
46 struct snd_pcm_runtime *runtime, unsigned int rx_ptr, \
49 u##sample_bits (*p)[2] = (void *)runtime->dma_area; \
50 unsigned int period_pos = rx_ptr % runtime->period_size; \
57 if (++rx_ptr >= runtime->buffer_size) \
60 *period_elapsed = period_pos >= runtime->period_size; \
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| /linux-5.10/sound/isa/sb/ |
| D | sb16_main.c | 37 #define runtime_format_bits(runtime) \ argument
38 ((unsigned int)pcm_format_to_bits((runtime)->format))
41 static void snd_sb16_csp_playback_prepare(struct snd_sb *chip, struct snd_pcm_runtime *runtime) in snd_sb16_csp_playback_prepare() argument
49 (runtime_format_bits(runtime) == csp->acc_format)) { in snd_sb16_csp_playback_prepare()
50 /* Supported runtime PCM format for playback */ in snd_sb16_csp_playback_prepare()
57 if (runtime_format_bits(runtime) & (SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U8 | in snd_sb16_csp_playback_prepare()
68 if (csp->ops.csp_autoload(csp, runtime->format, SNDRV_SB_CSP_MODE_DSP_WRITE)) { in snd_sb16_csp_playback_prepare()
76 (runtime->channels > 1) ? in snd_sb16_csp_playback_prepare()
89 static void snd_sb16_csp_capture_prepare(struct snd_sb *chip, struct snd_pcm_runtime *runtime) in snd_sb16_csp_capture_prepare() argument
97 (runtime_format_bits(runtime) == csp->acc_format)) { in snd_sb16_csp_capture_prepare()
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| D | sb8_main.c | 94 struct snd_pcm_runtime *runtime = substream->runtime; in snd_sb8_playback_prepare() local
97 unsigned char stereo = runtime->channels > 1; in snd_sb8_playback_prepare()
100 rate = runtime->rate; in snd_sb8_playback_prepare()
103 if (runtime->format == SNDRV_PCM_FORMAT_S16_LE) { in snd_sb8_playback_prepare()
112 if (runtime->channels > 1) { in snd_sb8_playback_prepare()
158 runtime->dma_area[0] = 0x80; in snd_sb8_playback_prepare()
159 snd_dma_program(dma, runtime->dma_addr, 1, DMA_MODE_WRITE); in snd_sb8_playback_prepare()
167 snd_sbdsp_command(chip, 256 - runtime->rate_den / 2); in snd_sb8_playback_prepare()
176 snd_sbdsp_command(chip, 256 - runtime->rate_den); in snd_sb8_playback_prepare()
187 snd_dma_program(dma, runtime->dma_addr, in snd_sb8_playback_prepare()
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| /linux-5.10/include/sound/ |
| D | pcm.h | 404 void (*private_free)(struct snd_pcm_runtime *runtime);
455 /* -- runtime information -- */
456 struct snd_pcm_runtime *runtime; member
661 return (substream->runtime->status->state == SNDRV_PCM_STATE_RUNNING || in snd_pcm_running()
662 (substream->runtime->status->state == SNDRV_PCM_STATE_DRAINING && in snd_pcm_running()
668 * @runtime: PCM runtime instance
671 static inline ssize_t bytes_to_samples(struct snd_pcm_runtime *runtime, ssize_t size) in bytes_to_samples() argument
673 return size * 8 / runtime->sample_bits; in bytes_to_samples()
678 * @runtime: PCM runtime instance
681 static inline snd_pcm_sframes_t bytes_to_frames(struct snd_pcm_runtime *runtime, ssize_t size) in bytes_to_frames() argument
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| /linux-5.10/block/ |
| D | blk-pm.c | 11 * blk_pm_runtime_init - Block layer runtime PM initialization routine
16 * Initialize runtime-PM-related fields for @q and start auto suspend for
17 * @dev. Drivers that want to take advantage of request-based runtime PM
19 * request queue @q has been allocated, and runtime PM for it can not happen
24 * the autosuspend delay is set to -1 to make runtime suspend impossible
28 * The block layer runtime PM is request based, so only works for drivers
41 * blk_pre_runtime_suspend - Pre runtime suspend check
45 * This function will check if runtime suspend is allowed for the device
47 * are requests pending, the device can not be runtime suspended; otherwise,
52 * runtime PM core will try to autosuspend it some time later.
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| /linux-5.10/sound/atmel/ |
| D | ac97c.c | 89 struct snd_pcm_runtime *runtime = substream->runtime; in atmel_ac97c_playback_open() local
93 runtime->hw = atmel_ac97c_hw; in atmel_ac97c_playback_open()
95 runtime->hw.rate_min = chip->cur_rate; in atmel_ac97c_playback_open()
96 runtime->hw.rate_max = chip->cur_rate; in atmel_ac97c_playback_open()
99 runtime->hw.formats = pcm_format_to_bits(chip->cur_format); in atmel_ac97c_playback_open()
108 struct snd_pcm_runtime *runtime = substream->runtime; in atmel_ac97c_capture_open() local
112 runtime->hw = atmel_ac97c_hw; in atmel_ac97c_capture_open()
114 runtime->hw.rate_min = chip->cur_rate; in atmel_ac97c_capture_open()
115 runtime->hw.rate_max = chip->cur_rate; in atmel_ac97c_capture_open()
118 runtime->hw.formats = pcm_format_to_bits(chip->cur_format); in atmel_ac97c_capture_open()
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| /linux-5.10/drivers/media/pci/cobalt/ |
| D | cobalt-alsa-pcm.c | 102 struct snd_pcm_runtime *runtime; in cobalt_alsa_announce_pcm_data() local
119 runtime = substream->runtime; in cobalt_alsa_announce_pcm_data()
120 if (runtime == NULL) { in cobalt_alsa_announce_pcm_data()
121 dprintk("runtime was NULL\n"); in cobalt_alsa_announce_pcm_data()
124 is_s32 = runtime->format == SNDRV_PCM_FORMAT_S32_LE; in cobalt_alsa_announce_pcm_data()
126 stride = runtime->frame_bits >> 3; in cobalt_alsa_announce_pcm_data()
137 if (runtime->dma_area == NULL) { in cobalt_alsa_announce_pcm_data()
143 if (oldptr + length >= runtime->buffer_size) { in cobalt_alsa_announce_pcm_data()
144 unsigned int cnt = runtime->buffer_size - oldptr; in cobalt_alsa_announce_pcm_data()
148 sample_cpy(runtime->dma_area + (oldptr + i) * stride, in cobalt_alsa_announce_pcm_data()
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| /linux-5.10/Documentation/power/ |
| D | runtime_pm.rst | 2 Runtime Power Management Framework for I/O Devices
14 Support for runtime power management (runtime PM) of I/O devices is provided
19 used for queuing all work items related to runtime PM, because this allows
24 * A number of runtime PM fields in the 'power' member of 'struct device' (which
26 be used for synchronizing runtime PM operations with one another.
28 * Three device runtime PM callbacks in 'struct dev_pm_ops' (defined in
31 * A set of helper functions defined in drivers/base/power/runtime.c that can be
32 used for carrying out runtime PM operations in such a way that the
36 The runtime PM callbacks present in 'struct dev_pm_ops', the device runtime PM
38 runtime PM are described below.
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| /linux-5.10/sound/soc/fsl/ |
| D | imx-pcm-fiq.c | 76 struct snd_pcm_runtime *runtime = substream->runtime; in snd_imx_pcm_hw_params() local
77 struct imx_pcm_runtime_data *iprtd = runtime->private_data; in snd_imx_pcm_hw_params()
92 struct snd_pcm_runtime *runtime = substream->runtime; in snd_imx_pcm_prepare() local
93 struct imx_pcm_runtime_data *iprtd = runtime->private_data; in snd_imx_pcm_prepare()
112 struct snd_pcm_runtime *runtime = substream->runtime; in snd_imx_pcm_trigger() local
113 struct imx_pcm_runtime_data *iprtd = runtime->private_data; in snd_imx_pcm_trigger()
151 struct snd_pcm_runtime *runtime = substream->runtime; in snd_imx_pcm_pointer() local
152 struct imx_pcm_runtime_data *iprtd = runtime->private_data; in snd_imx_pcm_pointer()
154 return bytes_to_frames(substream->runtime, iprtd->offset); in snd_imx_pcm_pointer()
176 struct snd_pcm_runtime *runtime = substream->runtime; in snd_imx_open() local
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| /linux-5.10/sound/soc/samsung/ |
| D | idma.c | 66 struct snd_pcm_runtime *runtime = substream->runtime; in idma_enqueue() local
67 struct idma_ctrl *prtd = substream->runtime->private_data; in idma_enqueue()
88 val |= (((runtime->dma_bytes >> 2) & in idma_enqueue()
102 struct idma_ctrl *prtd = substream->runtime->private_data; in idma_setcallbk()
134 struct idma_ctrl *prtd = substream->runtime->private_data; in idma_done()
144 struct snd_pcm_runtime *runtime = substream->runtime; in idma_hw_params() local
145 struct idma_ctrl *prtd = substream->runtime->private_data; in idma_hw_params()
155 runtime->dma_bytes = params_buffer_bytes(params); in idma_hw_params()
157 prtd->start = prtd->pos = runtime->dma_addr; in idma_hw_params()
160 prtd->end = runtime->dma_addr + runtime->dma_bytes; in idma_hw_params()
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| /linux-5.10/sound/firewire/fireface/ |
| D | amdtp-ff.c | 36 struct snd_pcm_runtime *runtime = pcm->runtime; in write_pcm_s32() local
43 pcm_buffer_pointer %= runtime->buffer_size; in write_pcm_s32()
45 src = (void *)runtime->dma_area + in write_pcm_s32()
46 frames_to_bytes(runtime, pcm_buffer_pointer); in write_pcm_s32()
47 remaining_frames = runtime->buffer_size - pcm_buffer_pointer; in write_pcm_s32()
56 src = (void *)runtime->dma_area; in write_pcm_s32()
66 struct snd_pcm_runtime *runtime = pcm->runtime; in read_pcm_s32() local
73 pcm_buffer_pointer %= runtime->buffer_size; in read_pcm_s32()
75 dst = (void *)runtime->dma_area + in read_pcm_s32()
76 frames_to_bytes(runtime, pcm_buffer_pointer); in read_pcm_s32()
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