Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/dma/nbpfaxi.c nbpf_chan_configure() -> nbpf_chan_write()

Type Parameter Key Value
PARAM_VALUE 0 chan 4096-ptr_max
PARAM_VALUE 1 offset 44
DATA_SOURCE 0 chan $0
BIT_INFO 2 data 0x80000000,0xffffffff
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/dma/nbpfaxi.c nbpf_chan_halt() -> nbpf_chan_write()

Type Parameter Key Value
PARAM_VALUE 0 chan 4096-ptr_max
PARAM_VALUE 1 offset 40
PARAM_VALUE 2 data 2
DATA_SOURCE 0 chan $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/dma/nbpfaxi.c nbpf_error_clear() -> nbpf_chan_write()

Type Parameter Key Value
PARAM_VALUE 0 chan 4096-ptr_max
PARAM_VALUE 0 chan->base 4096-ptr_max
PARAM_VALUE 1 offset 40
PARAM_VALUE 2 data 8
DATA_SOURCE 0 chan $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags
HALF_LOCKED2 irq

drivers/dma/nbpfaxi.c nbpf_pause() -> nbpf_chan_write()

Type Parameter Key Value
PARAM_VALUE 0 chan 4096-ptr_max
PARAM_VALUE 0 chan->paused 1
PARAM_VALUE 1 offset 40
PARAM_VALUE 2 data 256
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &host->io_mutex
HALF_LOCKED2 &port->lock
HALF_LOCKED2 &priv->rx_dma_lock
HALF_LOCKED2 flags

drivers/dma/nbpfaxi.c nbpf_pause() -> nbpf_chan_write()

Type Parameter Key Value
PARAM_VALUE 0 chan 4096-ptr_max
PARAM_VALUE 0 chan->base 4096-ptr_max
PARAM_VALUE 0 chan->paused 1
PARAM_VALUE 1 offset 40
PARAM_VALUE 2 data 2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &host->io_mutex
HALF_LOCKED2 &port->lock
HALF_LOCKED2 &priv->rx_dma_lock
HALF_LOCKED2 flags

drivers/dma/nbpfaxi.c nbpf_start() -> nbpf_chan_write()

Type Parameter Key Value
PARAM_VALUE 1 offset 56
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &chan->lock
HALF_LOCKED2 flags
TYPE_LOCK (struct nbpf_channel)->lock

drivers/dma/nbpfaxi.c nbpf_start() -> nbpf_chan_write()

Type Parameter Key Value
PARAM_VALUE 0 chan 4096-ptr_max
PARAM_VALUE 0 chan->base 4096-ptr_max
PARAM_VALUE 1 offset 40
PARAM_VALUE 2 data 513
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &chan->lock
HALF_LOCKED2 flags
TYPE_LOCK (struct nbpf_channel)->lock

drivers/dma/nbpfaxi.c nbpf_start() -> nbpf_chan_write()

Type Parameter Key Value
PARAM_VALUE 0 chan 4096-ptr_max
PARAM_VALUE 0 chan->base 4096-ptr_max
PARAM_VALUE 0 chan->paused 0
PARAM_VALUE 1 offset 40
PARAM_VALUE 2 data 4
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &chan->lock
HALF_LOCKED2 flags
TYPE_LOCK (struct nbpf_channel)->lock

drivers/dma/nbpfaxi.c nbpf_status_ack() -> nbpf_chan_write()

Type Parameter Key Value
PARAM_VALUE 0 chan 4096-ptr_max
PARAM_VALUE 0 chan->nbpf 4096-ptr_max
PARAM_VALUE 1 offset 40
PARAM_VALUE 2 data 32
DATA_SOURCE 0 chan $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags
HALF_LOCKED2 irq