Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

drivers/firewire/core-cdev.c fw_device_op_mmap() -> fw_iso_buffer_map_dma()

Type Parameter Key Value
PARAM_VALUE 0 buffer 4096-ptr_max
PARAM_VALUE 0 buffer->page_count 0-s32max
PARAM_VALUE 0 buffer->pages 16,4096-ptr_max
PARAM_VALUE 2 direction 1-2
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 buffer->page_count
LOCK2 _T->lock
HALF_LOCKED2 &ipcp->lock

drivers/firewire/core-cdev.c ioctl_create_iso_context() -> fw_iso_buffer_map_dma()

Type Parameter Key Value
PARAM_VALUE 0 buffer 4096-ptr_max
PARAM_VALUE 0 buffer->dma_addrs 0
PARAM_VALUE 0 buffer->pages 1-u64max
PARAM_VALUE 1 card 4096-ptr_max
PARAM_VALUE 1 card->driver 4096-ptr_max
PARAM_VALUE 1 card->driver->allocate_iso_context 4096-ptr_max
PARAM_VALUE 2 direction 1-2
LOCK2 _T->lock

drivers/firewire/core-iso.c fw_iso_buffer_init() -> fw_iso_buffer_map_dma()

Type Parameter Key Value
PARAM_VALUE 0 buffer 4096-ptr_max
PARAM_VALUE 0 buffer->page_count 0-s32max
PARAM_VALUE 0 buffer->pages 16,4096-ptr_max
PARAM_VALUE 2 direction 1-2
DATA_SOURCE 0 buffer $0
DATA_SOURCE 1 card $1
DATA_SOURCE 2 direction $3
FUZZY_MAX 2 direction 2
HARD_MAX 2 direction 2
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 buffer->page_count