ipu7_get_fw_msg_buf identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

drivers/staging/media/ipu7/ipu7-isys.h, line 135 (as a prototype)

Defined in 1 files as a function:

drivers/staging/media/ipu7/ipu7-isys.c, line 638 (as a function)

Referenced in 2 files:

Smatch caller information:

drivers/staging/media/ipu7/ipu7-isys-queue.c buf_queue() -> ipu7_get_fw_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	stream	4096-ptr_max
PARAM_VALUE	0	stream->isys	4096-ptr_max
PARAM_VALUE	0	stream->mutex.dep_map->name	0-255
PARAM_VALUE	0	stream->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	stream->mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	stream->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	stream->mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	stream->mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	stream->mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	stream->nr_streaming	0-s32max
CAPPED_DATA	0	stream->nr_queues	1
CAPPED_DATA	0	stream->nr_streaming	1
CAPPED_DATA	0	&stream->mutex	1
PARAM_COMPARE	0	stream->nr_queues	== $0->nr_streaming
RX_PATH
TASK_NOT_RUNNING
LOCK2	0	&stream->mutex
HALF_LOCKED2		&dmxdev->mutex
HALF_LOCKED2		vb->vb2_queue->lock
TYPE_LOCK		(struct ipu7_isys_stream)->mutex

drivers/staging/media/ipu7/ipu7-isys-queue.c ipu7_isys_stream_start() -> ipu7_get_fw_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	stream	4096-ptr_max
PARAM_VALUE	0	stream->isys	4096-ptr_max
PARAM_VALUE	0	stream->isys->adev->syscom->num_output_queues	0,3
PARAM_VALUE	0	stream->isys->stream_mutex.dep_map->name	0-255
PARAM_VALUE	0	stream->isys->stream_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	stream->isys->stream_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	stream->isys->stream_mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	stream->isys->stream_mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	stream->isys->stream_mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	stream->isys->stream_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	stream->isys->stream_mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	stream->isys->stream_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	stream->isys->stream_mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	stream->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	stream->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	stream->mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	stream->mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	stream->nr_queues	0-s32max
PARAM_VALUE	0	stream->nr_streaming	0-s32max
PARAM_VALUE	0	stream->seq_index	0-1
PARAM_VALUE	0	stream->stream_handle	0-15
PARAM_VALUE	0	stream->streaming	1
PARAM_VALUE	0	stream->vc	0-15,255
CAPPED_DATA	0	&stream->isys->stream_mutex	1
RX_PATH
TASK_NOT_RUNNING
LOCK2		&stream->mutex
HALF_LOCKED2		&dmxdev->mutex
TYPE_LOCK		(struct ipu7_isys_stream)->mutex

drivers/staging/media/ipu7/ipu7-isys-video.c start_stream_firmware() -> ipu7_get_fw_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	stream	4096-ptr_max
PARAM_VALUE	0	stream->isys	4096-ptr_max
PARAM_VALUE	0	stream->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	stream->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	stream->mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	stream->mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	stream->mutex.wait_lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	stream->nr_queues	0-s32max
PARAM_VALUE	0	stream->nr_streaming	0-s32max
PARAM_VALUE	0	stream->seq_index	0-1
PARAM_VALUE	0	stream->source_entity	1-u64max
PARAM_VALUE	0	stream->streaming	0-1
PARAM_VALUE	0	stream->vc	0-15,255
RX_PATH
TASK_NOT_RUNNING
LOCK2		&stream->isys->stream_mutex
LOCK2		&stream->mutex
HALF_LOCKED2		&dmxdev->mutex
TYPE_LOCK		(struct ipu7_isys)->stream_mutex
TYPE_LOCK		(struct ipu7_isys_stream)->mutex

drivers/staging/media/ipu7/ipu7-isys-video.c start_stream_firmware() -> ipu7_get_fw_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	stream	4096-ptr_max
PARAM_VALUE	0	stream->error	0
PARAM_VALUE	0	stream->isys	4096-ptr_max
PARAM_VALUE	0	stream->isys->adev->mmu->dmap->mmu_info->dev->dma_uses_io_tlb	0-1
PARAM_VALUE	0	stream->isys->framebuflist.next	4096-ptr_max
PARAM_VALUE	0	stream->isys->framebuflist_fw.next	4096-ptr_max
PARAM_VALUE	0	stream->isys->framebuflist_fw.next->next	4096-ptr_max
PARAM_VALUE	0	stream->isys->framebuflist_fw.next->prev	4096-ptr_max
PARAM_VALUE	0	stream->isys->listlock.rlock.dep_map->name	0-255
PARAM_VALUE	0	stream->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	stream->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	stream->mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	stream->mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	stream->mutex.wait_lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	stream->nr_output_pins	0-255
PARAM_VALUE	0	stream->nr_queues	0-s32max
PARAM_VALUE	0	stream->nr_streaming	0-s32max
PARAM_VALUE	0	stream->seq_index	0-1
PARAM_VALUE	0	stream->source_entity	1-u64max
PARAM_VALUE	0	stream->stream_handle	0-15
PARAM_VALUE	0	stream->stream_open_completion.done	0-4294967293,u32max
PARAM_VALUE	0	stream->stream_open_completion.wait.lock.dep_map->name	0-255
PARAM_VALUE	0	stream->stream_open_completion.wait.lock.owner	(-1)
PARAM_VALUE	0	stream->stream_open_completion.wait.lock.owner_cpu	u32max
PARAM_VALUE	0	stream->stream_open_completion.wait.task_list.prev->next	4096-ptr_max
PARAM_VALUE	0	stream->stream_open_completion.wait.task_list.prev->next->next	4096-ptr_max
PARAM_VALUE	0	stream->streaming	0-1
PARAM_VALUE	0	stream->vc	0-15,255
PARAM_VALUE	0	*stream->isys->adev->mmu->dmap->mmu_info->l1_pt	0-4294967295
CAPPED_DATA	0	stream->nr_output_pins	1
CAPPED_DATA	0	&stream->queues	1
RX_PATH
TASK_NOT_RUNNING
LOCK2		&stream->isys->stream_mutex
LOCK2		&stream->mutex
HALF_LOCKED2		&dmxdev->mutex
TYPE_LOCK		(struct ipu7_isys)->stream_mutex
TYPE_LOCK		(struct ipu7_isys_stream)->mutex