snd_pcm_dma_buffer_sync identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

sound/core/pcm_local.h, line 76 (as a function)

Referenced in 3 files:

Smatch caller information:

sound/core/pcm_lib.c __snd_pcm_lib_xfer() -> snd_pcm_dma_buffer_sync()

Type	Parameter	Key	Value
PARAM_VALUE	0	substream	4096-ptr_max
PARAM_VALUE	0	substream->pcm	4096-ptr_max
PARAM_VALUE	0	substream->runtime	4096-ptr_max
PARAM_VALUE	0	substream->runtime->control	4096-ptr_max
PARAM_VALUE	0	substream->runtime->state	2-3,6
PARAM_VALUE	0	substream->runtime->status	4096-ptr_max
PARAM_VALUE	0	substream->runtime->twake	1-u64max
PARAM_VALUE	1	mode	0
CAPPED_DATA	0	substream	1
CAPPED_DATA	0	substream->runtime->twake	1
DATA_SOURCE	0	substream	$0
FUZZY_MAX	0	substream->runtime->state	3
FUZZY_MAX	0	substream->runtime->twake	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	substream->runtime->private_data->core.tc.cycle_last	s64min-s64max
HOST_DATA	0	substream->snapshot.cycles	s64min-s64max
USER_DATA	0	substream->runtime->no_period_wakeup	0-1
USER_DATA	0	substream->runtime->private_data->gus->gf1.dma_data_pcm_last->count	33-4294967295[c]
USER_DATA	0	substream->runtime->private_data->gus->gf1.dma_data_pcm_last->next->count	33-4294967295[c]
USER_DATA	0	substream->runtime->rate_den	0-u32max
USER_DATA	0	substream->runtime->rate_num	0-u32max
USER_DATA	0	substream->runtime->trigger_master->f_flags	0-u32max
USER_DATA	0	*substream->runtime->oss.buffer	0-255
USER_PTR	0	substream->runtime->oss.buffer
HALF_LOCKED2		&runtime->oss.params_lock

sound/core/pcm_lib.c __snd_pcm_lib_xfer() -> snd_pcm_dma_buffer_sync()

Type	Parameter	Key	Value
PARAM_VALUE	0	substream	4096-ptr_max
PARAM_VALUE	0	substream->pcm	4096-ptr_max
PARAM_VALUE	0	substream->runtime->control	4096-ptr_max
PARAM_VALUE	0	substream->runtime->state	2-3,6
PARAM_VALUE	0	substream->runtime->status	4096-ptr_max
PARAM_VALUE	0	substream->runtime->twake	1-u64max
PARAM_VALUE	1	mode	1
CAPPED_DATA	0	substream	1
DATA_SOURCE	0	substream	$0
FUZZY_MAX	0	substream->runtime->state	3
FUZZY_MAX	0	substream->runtime->twake	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	substream->runtime->private_data->core.tc.cycle_last	s64min-s64max
HOST_DATA	0	substream->snapshot.cycles	s64min-s64max
USER_DATA	0	substream->runtime->no_period_wakeup	0-1
USER_DATA	0	substream->runtime->private_data->gus->gf1.dma_data_pcm_last->count	33-4294967295[c]
USER_DATA	0	substream->runtime->private_data->gus->gf1.dma_data_pcm_last->next->count	33-4294967295[c]
USER_DATA	0	substream->runtime->rate_den	0-u32max
USER_DATA	0	substream->runtime->rate_num	0-u32max
USER_DATA	0	substream->runtime->trigger_master->f_flags	0-u32max
USER_DATA	0	*substream->runtime->oss.buffer	0-255
USER_PTR	0	substream->runtime->oss.buffer
HALF_LOCKED2		&runtime->oss.params_lock

sound/core/pcm_lib.c snd_pcm_playback_silence() -> snd_pcm_dma_buffer_sync()

Type	Parameter	Key	Value
PARAM_VALUE	0	substream	4096-ptr_max
PARAM_VALUE	0	substream->dma_buffer.dev.dev->cma_area->available_count	0-s64max
PARAM_VALUE	0	substream->dma_buffer.dev.dev->cma_area->nranges	s32min-s32max
PARAM_VALUE	0	substream->dma_buffer.dev.dev->dma_io_tlb_mem->for_alloc	0-1
PARAM_VALUE	0	substream->pstr->stream	0-1
PARAM_VALUE	0	substream->runtime	4096-ptr_max
PARAM_VALUE	0	substream->runtime->fasync->on	s32min-s32max
PARAM_VALUE	0	substream->runtime->silence_size	1-u64max
PARAM_VALUE	0	substream->runtime->status	4096-ptr_max
PARAM_VALUE	0	substream->stream	0
PARAM_VALUE	1	mode	1
BUF_SIZE	0	substream	s32min-(-1),1-s32max
BUF_SIZE	0	substream	s32min-(-1),1-s32max
CAPPED_DATA	0	substream	1
CAPPED_DATA	0	substream->runtime->oss.buffer_bytes	1
DATA_SOURCE	0	substream	$0
FUZZY_MAX	0	substream->runtime->silence_size	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	substream->f_flags	0-u32max
USER_DATA	0	substream->runtime->no_period_wakeup	0-1
USER_DATA	0	substream->runtime->private_data->gus->gf1.dma_data_pcm_last->count	33-4294967295[c]
USER_DATA	0	substream->runtime->private_data->gus->gf1.dma_data_pcm_last->next->count	33-4294967295[c]
USER_DATA	0	substream->runtime->rate_den	0-u32max
USER_DATA	0	substream->runtime->rate_num	0-u32max
USER_DATA	0	substream->runtime->trigger_master->f_flags	0-u32max
USER_DATA	0	*substream->runtime->oss.buffer	0-255
NO_OVERFLOW_SIMPLE	0	substream->runtime->dma_buffer_p->addr
UNITS	0	substream	unit_byte
USER_PTR	0	substream->runtime->oss.buffer
HALF_LOCKED2	0	&substream->runtime->buffer_mutex
HALF_LOCKED2	0	&substream->self_group.lock
HALF_LOCKED2	0	&substream->self_group.mutex

sound/core/pcm_native.c snd_pcm_delay() -> snd_pcm_dma_buffer_sync()

Type	Parameter	Key	Value
PARAM_VALUE	0	substream	4096-ptr_max
PARAM_VALUE	1	mode	0
CAPPED_DATA	0	substream	1
DATA_SOURCE	0	substream	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	substream->runtime->private_data->core.tc.cycle_last	s64min-s64max
HOST_DATA	0	substream->snapshot.cycles	s64min-s64max

sound/core/pcm_native.c snd_pcm_forward() -> snd_pcm_dma_buffer_sync()

Type	Parameter	Key	Value
PARAM_VALUE	0	substream	4096-ptr_max
PARAM_VALUE	0	substream->runtime	4096-ptr_max
PARAM_VALUE	0	substream->runtime->control	4096-ptr_max
PARAM_VALUE	0	substream->runtime->state	2-3,5-6
PARAM_VALUE	0	substream->runtime->status	4096-ptr_max
PARAM_VALUE	1	mode	1
CAPPED_DATA	0	substream	1
DATA_SOURCE	0	substream	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	substream->runtime->private_data->core.tc.cycle_last	s64min-s64max
HOST_DATA	0	substream->snapshot.cycles	s64min-s64max

sound/core/pcm_native.c snd_pcm_ioctl_sync_ptr_buggy() -> snd_pcm_dma_buffer_sync()

Type	Parameter	Key	Value
PARAM_VALUE	0	substream	4096-ptr_max
PARAM_VALUE	0	substream->runtime	4096-ptr_max
PARAM_VALUE	0	substream->runtime->audio_tstamp_report.accuracy	0,42
PARAM_VALUE	0	substream->runtime->audio_tstamp_report.actual_type	0-2,5
PARAM_VALUE	0	substream->runtime->control	4096-ptr_max
PARAM_VALUE	1	mode	1
CAPPED_DATA	0	substream	1
CAPPED_DATA	0	substream->runtime->control->appl_ptr	1
DATA_SOURCE	0	substream	$0
NOCHECK_CALL
HOST_DATA	0	substream->runtime->private_data->core.tc.cycle_last	s64min-s64max
HOST_DATA	0	substream->snapshot.cycles	s64min-s64max

sound/core/pcm_native.c snd_pcm_ioctl_sync_ptr_compat() -> snd_pcm_dma_buffer_sync()

Type	Parameter	Key	Value
PARAM_VALUE	0	substream	4096-ptr_max
PARAM_VALUE	0	substream->pcm->card	4096-ptr_max
PARAM_VALUE	0	substream->runtime	4096-ptr_max
PARAM_VALUE	0	substream->runtime->audio_tstamp_report.accuracy	0,42
PARAM_VALUE	0	substream->runtime->audio_tstamp_report.actual_type	0-2,5
PARAM_VALUE	0	substream->runtime->control	4096-ptr_max
PARAM_VALUE	1	mode	1
CAPPED_DATA	0	substream	1
CAPPED_DATA	0	substream->runtime->control->appl_ptr	1
DATA_SOURCE	0	substream	$0
NOCHECK_CALL
HOST_DATA	0	substream->runtime->private_data->core.tc.cycle_last	s64min-s64max
HOST_DATA	0	substream->snapshot.cycles	s64min-s64max

sound/core/pcm_native.c snd_pcm_ioctl_sync_ptr_x32() -> snd_pcm_dma_buffer_sync()

Type	Parameter	Key	Value
PARAM_VALUE	0	substream	4096-ptr_max
PARAM_VALUE	0	substream->runtime	4096-ptr_max
PARAM_VALUE	0	substream->runtime->audio_tstamp_report.accuracy	0,42
PARAM_VALUE	0	substream->runtime->audio_tstamp_report.actual_type	0-2,5
PARAM_VALUE	0	substream->runtime->control	4096-ptr_max
PARAM_VALUE	1	mode	1
CAPPED_DATA	0	substream	1
CAPPED_DATA	0	substream->runtime->control->appl_ptr	1
DATA_SOURCE	0	substream	$0
NOCHECK_CALL
HOST_DATA	0	substream->runtime->private_data->core.tc.cycle_last	s64min-s64max
HOST_DATA	0	substream->snapshot.cycles	s64min-s64max

sound/core/pcm_native.c snd_pcm_rewind() -> snd_pcm_dma_buffer_sync()

Type	Parameter	Key	Value
PARAM_VALUE	0	substream	4096-ptr_max
PARAM_VALUE	0	substream->runtime->audio_tstamp_report.accuracy	0,42
PARAM_VALUE	0	substream->runtime->audio_tstamp_report.actual_type	0-2,5
PARAM_VALUE	0	substream->runtime->control	4096-ptr_max
PARAM_VALUE	0	substream->runtime->state	2-3,5-6
PARAM_VALUE	0	substream->runtime->status	4096-ptr_max
PARAM_VALUE	1	mode	1
CAPPED_DATA	0	substream	1
DATA_SOURCE	0	substream	$0
NOCHECK_CALL
HOST_DATA	0	substream->runtime->private_data->core.tc.cycle_last	s64min-s64max
HOST_DATA	0	substream->snapshot.cycles	s64min-s64max

sound/core/pcm_native.c snd_pcm_sync_ptr() -> snd_pcm_dma_buffer_sync()

Type	Parameter	Key	Value
PARAM_VALUE	0	substream	4096-ptr_max
PARAM_VALUE	0	substream->pcm->card	4096-ptr_max
PARAM_VALUE	0	substream->runtime	4096-ptr_max
PARAM_VALUE	0	substream->runtime->audio_tstamp_report.accuracy	0,42
PARAM_VALUE	0	substream->runtime->audio_tstamp_report.actual_type	0-2,5
PARAM_VALUE	0	substream->runtime->control	4096-ptr_max
PARAM_VALUE	1	mode	1
CAPPED_DATA	0	substream	1
CAPPED_DATA	0	substream->runtime->control->appl_ptr	1
DATA_SOURCE	0	substream	$0
NOCHECK_CALL
HOST_DATA	0	substream->runtime->private_data->core.tc.cycle_last	s64min-s64max
HOST_DATA	0	substream->snapshot.cycles	s64min-s64max