snd_device_alloc identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Documented in 1 files:

sound/core/init.c, line 120

Defined in 1 files as a prototype:

include/sound/core.h, line 266 (as a prototype)

Defined in 1 files as a function:

sound/core/init.c, line 127 (as a function)

Referenced in 8 files:

Smatch caller information:

sound/core/rawmidi.c snd_rawmidi_init() -> snd_device_alloc()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev_p	4096-ptr_max
DATA_SOURCE	1	card	$1
STR_LEN	0	dev_p	(-1),3-4,6-8,11,14-17,39,63
STR_LEN	1	card	(-1),3-4,6-8,11,14-17,39,63
STR_LEN	1	card->id	(-1),15
STR_LEN	1	card->longname	(-1),79
RX_PATH
TASK_NOT_RUNNING

sound/core/compress_offload.c snd_compress_new() -> snd_device_alloc()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev_p	4096-ptr_max
DATA_SOURCE	1	card	$0
STR_LEN	0	dev_p	8,63
STR_LEN	1	card	8,63
MEM_ZERO	0	dev_p
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&card->mutex
HALF_LOCKED2		_T->lock

sound/core/pcm.c snd_pcm_new_stream() -> snd_device_alloc()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev_p	4096-ptr_max
STR_LEN	0	dev_p	(-1)-22,26-27,31,63
STR_LEN	1	card	(-1)-22,26-27,31,63
STR_LEN	1	card->driver	(-1)-15
STR_LEN	1	card->id	(-1),15
STR_LEN	1	card->longname	(-1),79
STR_LEN	1	card->shortname	(-1),31
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		_T->lock

sound/core/control.c snd_ctl_create() -> snd_device_alloc()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev_p	4096-ptr_max
PARAM_VALUE	1	card	4096-ptr_max
PARAM_VALUE	1	card->card_dev.class	235665674555068416
PARAM_VALUE	1	card->card_dev.devres_head.next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.devres_head.next->next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.devres_head.prev	4096-ptr_max
PARAM_VALUE	1	card->card_dev.devres_head.prev->next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.devres_head.prev->prev	4096-ptr_max
PARAM_VALUE	1	card->card_dev.dma_io_tlb_mem	1473117533515866112
PARAM_VALUE	1	card->card_dev.dma_io_tlb_mem->dyn_alloc.data.counter	9007199250546704
PARAM_VALUE	1	card->card_dev.dma_io_tlb_mem->dyn_alloc.entry.prev	1473117533515866344
PARAM_VALUE	1	card->card_dev.dma_io_tlb_mem->dyn_alloc.func	1583282886040592384
PARAM_VALUE	1	card->card_dev.dma_io_tlb_mem->pools.prev	1473117533515866320
PARAM_VALUE	1	card->card_dev.dma_io_tlb_pools.next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.dma_io_tlb_pools.next->next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.dma_io_tlb_pools.prev	4096-ptr_max
PARAM_VALUE	1	card->card_dev.dma_io_tlb_pools.prev->next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.dma_io_tlb_pools.prev->prev	4096-ptr_max
PARAM_VALUE	1	card->card_dev.dma_pools.next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.dma_pools.next->next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.dma_pools.prev	4096-ptr_max
PARAM_VALUE	1	card->card_dev.dma_pools.prev->next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.dma_pools.prev->prev	4096-ptr_max
PARAM_VALUE	1	card->card_dev.dma_uses_io_tlb	0
PARAM_VALUE	1	card->card_dev.flags	4096-ptr_max
PARAM_VALUE	1	card->card_dev.groups	4096-ptr_max
PARAM_VALUE	1	card->card_dev.kobj.kref.refcount.refs.counter	1
PARAM_VALUE	1	card->card_dev.kobj.kset	0,4096-ptr_max
PARAM_VALUE	1	card->card_dev.kobj.ktype	5399513539053756416
PARAM_VALUE	1	card->card_dev.kobj.name	1-u64max
PARAM_VALUE	1	card->card_dev.kobj.state_in_sysfs	0
PARAM_VALUE	1	card->card_dev.kobj.state_initialized	1
PARAM_VALUE	1	card->card_dev.links.consumers.next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.links.consumers.next->next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.links.consumers.prev	4096-ptr_max
PARAM_VALUE	1	card->card_dev.links.consumers.prev->next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.links.consumers.prev->prev	4096-ptr_max
PARAM_VALUE	1	card->card_dev.links.defer_sync.next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.links.defer_sync.next->next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.links.defer_sync.prev	4096-ptr_max
PARAM_VALUE	1	card->card_dev.links.defer_sync.prev->next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.links.defer_sync.prev->prev	4096-ptr_max
PARAM_VALUE	1	card->card_dev.links.status	0
PARAM_VALUE	1	card->card_dev.links.suppliers.next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.links.suppliers.next->next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.links.suppliers.prev	4096-ptr_max
PARAM_VALUE	1	card->card_dev.links.suppliers.prev->next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.links.suppliers.prev->prev	4096-ptr_max
PARAM_VALUE	1	card->card_dev.numa_node	(-1)
PARAM_VALUE	1	card->card_dev.parent	4096-ptr_max
PARAM_VALUE	1	card->card_dev.power.deferred_resume	0
PARAM_VALUE	1	card->card_dev.power.disable_depth	1
PARAM_VALUE	1	card->card_dev.power.early_init	1
PARAM_VALUE	1	card->card_dev.power.entry.next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.power.entry.next->next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.power.entry.prev	4096-ptr_max
PARAM_VALUE	1	card->card_dev.power.entry.prev->next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.power.entry.prev->prev	4096-ptr_max
PARAM_VALUE	1	card->card_dev.power.idle_notification	0
PARAM_VALUE	1	card->card_dev.power.ignore_children	0
PARAM_VALUE	1	card->card_dev.power.is_late_suspended	0
PARAM_VALUE	1	card->card_dev.power.is_noirq_suspended	0
PARAM_VALUE	1	card->card_dev.power.is_prepared	0
PARAM_VALUE	1	card->card_dev.power.is_suspended	0
PARAM_VALUE	1	card->card_dev.power.last_status	(-1)
PARAM_VALUE	1	card->card_dev.power.needs_force_resume	0
PARAM_VALUE	1	card->card_dev.power.qos	0
PARAM_VALUE	1	card->card_dev.power.request	0
PARAM_VALUE	1	card->card_dev.power.request_pending	0
PARAM_VALUE	1	card->card_dev.power.runtime_auto	1
PARAM_VALUE	1	card->card_dev.power.runtime_error	0
PARAM_VALUE	1	card->card_dev.power.runtime_status	2
PARAM_VALUE	1	card->card_dev.power.timer_expires	0
PARAM_VALUE	1	card->card_dev.power.wait_queue.head.next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.power.wait_queue.head.next->next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.power.wait_queue.head.prev	4096-ptr_max
PARAM_VALUE	1	card->card_dev.power.wait_queue.head.prev->next	4096-ptr_max
PARAM_VALUE	1	card->card_dev.power.wait_queue.head.prev->prev	4096-ptr_max
PARAM_VALUE	1	card->card_dev.release	530793378695925760
PARAM_VALUE	1	card->controls.next	4096-ptr_max
PARAM_VALUE	1	card->controls.next->next	4096-ptr_max
PARAM_VALUE	1	card->controls.prev	4096-ptr_max
PARAM_VALUE	1	card->controls.prev->next	4096-ptr_max
PARAM_VALUE	1	card->controls.prev->prev	4096-ptr_max
PARAM_VALUE	1	card->controls_rwlock.magic	3736018669
PARAM_VALUE	1	card->controls_rwlock.owner	(-1)
PARAM_VALUE	1	card->controls_rwlock.owner_cpu	u32max
PARAM_VALUE	1	card->controls_rwsem.count.counter	0
PARAM_VALUE	1	card->controls_rwsem.dep_map->name	0-255
PARAM_VALUE	1	card->controls_rwsem.first_waiter	0
PARAM_VALUE	1	card->controls_rwsem.magic	4096-ptr_max
PARAM_VALUE	1	card->controls_rwsem.osq.tail.counter	0
PARAM_VALUE	1	card->controls_rwsem.owner.counter	0
PARAM_VALUE	1	card->ctl_files.next	4096-ptr_max
PARAM_VALUE	1	card->ctl_files.next->next	4096-ptr_max
PARAM_VALUE	1	card->ctl_files.prev	4096-ptr_max
PARAM_VALUE	1	card->ctl_files.prev->next	4096-ptr_max
PARAM_VALUE	1	card->ctl_files.prev->prev	4096-ptr_max
PARAM_VALUE	1	card->ctl_hash.xa_flags	0
PARAM_VALUE	1	card->ctl_hash.xa_head	0
PARAM_VALUE	1	card->ctl_numids.xa_flags	0
PARAM_VALUE	1	card->ctl_numids.xa_head	0
PARAM_VALUE	1	card->dev	4096-ptr_max
PARAM_VALUE	1	card->dev->bus	0,4096-ptr_max
PARAM_VALUE	1	card->dev->class	0,4096-ptr_max
PARAM_VALUE	1	card->dev->driver	0,4096-ptr_max
PARAM_VALUE	1	card->dev_groups	4096-ptr_max
PARAM_VALUE	1	card->devices.next	4096-ptr_max
PARAM_VALUE	1	card->devices.next->next	4096-ptr_max
PARAM_VALUE	1	card->devices.prev	4096-ptr_max
PARAM_VALUE	1	card->devices.prev->next	4096-ptr_max
PARAM_VALUE	1	card->devices.prev->prev	4096-ptr_max
PARAM_VALUE	1	card->files_list.next	4096-ptr_max
PARAM_VALUE	1	card->files_list.next->next	4096-ptr_max
PARAM_VALUE	1	card->files_list.prev	4096-ptr_max
PARAM_VALUE	1	card->files_list.prev->next	4096-ptr_max
PARAM_VALUE	1	card->files_list.prev->prev	4096-ptr_max
PARAM_VALUE	1	card->memory_mutex.dep_map->name	0-255
PARAM_VALUE	1	card->memory_mutex.first_waiter	0
PARAM_VALUE	1	card->memory_mutex.magic	4096-ptr_max
PARAM_VALUE	1	card->memory_mutex.osq.tail.counter	0
PARAM_VALUE	1	card->memory_mutex.owner.counter	0
PARAM_VALUE	1	card->number	0-31
PARAM_VALUE	1	card->power_ref.count.counter	0
PARAM_VALUE	1	card->power_ref.waiter.head.next	4096-ptr_max
PARAM_VALUE	1	card->power_ref.waiter.head.next->next	4096-ptr_max
PARAM_VALUE	1	card->power_ref.waiter.head.prev	4096-ptr_max
PARAM_VALUE	1	card->power_ref.waiter.head.prev->next	4096-ptr_max
PARAM_VALUE	1	card->power_ref.waiter.head.prev->prev	4096-ptr_max
PARAM_VALUE	1	card->power_sleep.head.next	4096-ptr_max
PARAM_VALUE	1	card->power_sleep.head.next->next	4096-ptr_max
PARAM_VALUE	1	card->power_sleep.head.prev	4096-ptr_max
PARAM_VALUE	1	card->power_sleep.head.prev->next	4096-ptr_max
PARAM_VALUE	1	card->power_sleep.head.prev->prev	4096-ptr_max
PARAM_VALUE	1	card->remove_sleep.head.next	4096-ptr_max
PARAM_VALUE	1	card->remove_sleep.head.next->next	4096-ptr_max
PARAM_VALUE	1	card->remove_sleep.head.prev	4096-ptr_max
PARAM_VALUE	1	card->remove_sleep.head.prev->next	4096-ptr_max
PARAM_VALUE	1	card->remove_sleep.head.prev->prev	4096-ptr_max
PARAM_VALUE	1	card->sync_irq	(-1)
BUF_SIZE	1	card	(-1),3064-13544
BUF_SIZE	1	card	(-1),3064-13544
BUF_SIZE	1	card->card_dev.class	96
BUF_SIZE	1	card->card_dev.groups	32
BUF_SIZE	1	card->card_dev.parent	(-1)-0,24-s32max
BUF_SIZE	1	card->dev	(-1)-0,24-s32max
CAPPED_DATA	1	card->number	1
DATA_SOURCE	1	card	$0
STR_LEN	0	dev_p	(-1),4-5,12-13,15
STR_LEN	1	card	(-1),4-5,12-13,15
STR_LEN	1	card->card_dev.parent	(-1),4-5,12-13,15
STR_LEN	1	card->dev	(-1),4-5,12-13,15
STR_LEN	1	card->irq_descr	31
MEM_ZERO	1	&card->card_dev.power.suspend_timer
RX_PATH
TASK_NOT_RUNNING
LOCK2		_T->lock

sound/core/seq/seq_clientmgr.c snd_sequencer_device_init() -> snd_device_alloc()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev_p	2521220736807940096
PARAM_VALUE	1	card	0

sound/core/hwdep.c snd_hwdep_new() -> snd_device_alloc()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev_p	4096-ptr_max
PARAM_VALUE	1	card	1-u64max
PARAM_VALUE	1	card->card_dev.kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	1	*card->longname	0-255
DATA_SOURCE	1	card	$0
STR_LEN	0	dev_p	(-1),3-12,14,17
STR_LEN	1	card	(-1),3-12,14,17
STR_LEN	1	card->id	(-1),15
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		_T->lock

sound/core/timer.c alsa_timer_init() -> snd_device_alloc()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev_p	3142846654042935296
PARAM_VALUE	1	card	0