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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/dma/sh/usb-dmac.c usb_dmac_chan_halt() -> usb_dmac_chan_write()

Type Parameter Key Value
PARAM_VALUE 0 chan 4096-ptr_max
PARAM_VALUE 1 reg 20
PARAM_VALUE 2 data 0,4-u32max
DATA_SOURCE 0 chan $0
BIT_INFO 2 data 0x0,0xffffffdc
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 2 data 0,4-u32max[c]
HALF_LOCKED2 flags
HALF_LOCKED2 0 &chan->vc.lock

drivers/dma/sh/usb-dmac.c usb_dmac_chan_start_sg() -> usb_dmac_chan_write()

Type Parameter Key Value
PARAM_VALUE 0 chan 4096-ptr_max
PARAM_VALUE 1 reg 0
DATA_SOURCE 0 chan $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 0 &chan->vc.lock
HALF_LOCKED2 flags
TYPE_LOCK (struct virt_dma_chan)->lock

drivers/dma/sh/usb-dmac.c usb_dmac_chan_start_sg() -> usb_dmac_chan_write()

Type Parameter Key Value
PARAM_VALUE 0 chan 4096-ptr_max
PARAM_VALUE 1 reg 4
DATA_SOURCE 0 chan $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 0 &chan->vc.lock
HALF_LOCKED2 flags
TYPE_LOCK (struct virt_dma_chan)->lock

drivers/dma/sh/usb-dmac.c usb_dmac_chan_start_sg() -> usb_dmac_chan_write()

Type Parameter Key Value
PARAM_VALUE 0 chan 4096-ptr_max
PARAM_VALUE 1 reg 8
DATA_SOURCE 0 chan $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 0 &chan->vc.lock
HALF_LOCKED2 flags
TYPE_LOCK (struct virt_dma_chan)->lock

drivers/dma/sh/usb-dmac.c usb_dmac_chan_start_sg() -> usb_dmac_chan_write()

Type Parameter Key Value
PARAM_VALUE 0 chan 4096-ptr_max
PARAM_VALUE 1 reg 24
DATA_SOURCE 0 chan $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 0 &chan->vc.lock
HALF_LOCKED2 flags
TYPE_LOCK (struct virt_dma_chan)->lock

drivers/dma/sh/usb-dmac.c usb_dmac_chan_start_sg() -> usb_dmac_chan_write()

Type Parameter Key Value
PARAM_VALUE 0 chan 4096-ptr_max
PARAM_VALUE 1 reg 20
PARAM_VALUE 2 data 65697
DATA_SOURCE 0 chan $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 0 &chan->vc.lock
HALF_LOCKED2 flags
TYPE_LOCK (struct virt_dma_chan)->lock

drivers/dma/sh/usb-dmac.c usb_dmac_isr_channel() -> usb_dmac_chan_write()

Type Parameter Key Value
PARAM_VALUE 0 chan 4096-ptr_max
PARAM_VALUE 1 reg 20
CAPPED_DATA 2 data 1
DATA_SOURCE 0 chan $1
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 2 data 0-u32max
LOCK2 0 &chan->vc.lock
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 flags
TYPE_LOCK (struct virt_dma_chan)->lock