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Defined in 1 files as a function:

Referenced in 4 files:

Smatch caller information:

drivers/dma/fsl-edma-common.c fsl_edma_disable_request() -> edma_writeb()

Type Parameter Key Value
PARAM_VALUE 0 edma 4096-ptr_max
PARAM_VALUE 0 edma->drvdata 4096-ptr_max
BIT_INFO 0 edma->drvdata->flags 0x8,0xffffffff
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 val unit_byte
HALF_LOCKED2 &fsl_chan->vchan.lock
HALF_LOCKED2 flags

drivers/dma/fsl-edma-common.c fsl_edma_disable_request() -> edma_writeb()

Type Parameter Key Value
PARAM_VALUE 0 edma 4096-ptr_max
PARAM_VALUE 0 edma->drvdata 4096-ptr_max
PARAM_VALUE 0 edma->regs.cerq 0-ptr_max
PARAM_VALUE 1 val 0-31
BIT_INFO 0 edma->drvdata->flags 0x8,0xffffffffffffffff
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &fsl_chan->vchan.lock
HALF_LOCKED2 flags

drivers/dma/fsl-edma-common.c fsl_edma_enable_request() -> edma_writeb()

Type Parameter Key Value
PARAM_VALUE 0 edma 4096-ptr_max
PARAM_VALUE 0 edma->drvdata 4096-ptr_max
PARAM_VALUE 1 val 0-31
BIT_INFO 0 edma->drvdata->flags 0x8,0xffffffff
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &fsl_chan->vchan.lock
HALF_LOCKED2 flags
TYPE_LOCK (struct virt_dma_chan)->lock

drivers/dma/fsl-edma-common.c fsl_edma_enable_request() -> edma_writeb()

Type Parameter Key Value
PARAM_VALUE 0 edma 4096-ptr_max
PARAM_VALUE 0 edma->drvdata 4096-ptr_max
PARAM_VALUE 0 edma->regs.seei 0-ptr_max
BIT_INFO 0 edma->drvdata->flags 0x8,0xffffffffffffffff
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 val unit_byte
LOCK2 &fsl_chan->vchan.lock
HALF_LOCKED2 flags
TYPE_LOCK (struct virt_dma_chan)->lock

drivers/dma/fsl-edma-main.c fsl_edma_err_handler() -> edma_writeb()

Type Parameter Key Value
PARAM_VALUE 0 edma 4096-ptr_max
PARAM_VALUE 0 edma->chans 4096-ptr_max
PARAM_VALUE 0 edma->n_chans 1-u32max
PARAM_VALUE 0 edma->regs.errl 0-ptr_max
PARAM_VALUE 1 val 0-31
CAPPED_DATA 1 val 1
DATA_SOURCE 0 edma $1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 flags

drivers/dma/fsl-edma-main.c fsl_edma_tx_handler() -> edma_writeb()

Type Parameter Key Value
PARAM_VALUE 0 edma 4096-ptr_max
PARAM_VALUE 0 edma->n_chans 1-u32max
PARAM_VALUE 0 edma->regs.intl 0-ptr_max
PARAM_VALUE 1 val 0-31
CAPPED_DATA 1 val 1
DATA_SOURCE 0 edma $1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 flags