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Defined in 2 files as a function:

Referenced in 2 files:

Smatch caller information:

drivers/dma/mediatek/mtk-cqdma.c mtk_cqdma_free_chan_resources() -> mtk_dma_clr()

Type Parameter Key Value
PARAM_VALUE 0 hsdma 4096-ptr_max
PARAM_VALUE 1 reg 20
PARAM_VALUE 2 val 1
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 flags
LOCK2 0 &hsdma->lock
HALF_LOCKED2 global &dma_list_mutex
TYPE_LOCK (struct mtk_cqdma_pchan)->lock

drivers/dma/mediatek/mtk-cqdma.c mtk_cqdma_free_chan_resources() -> mtk_dma_clr()

Type Parameter Key Value
PARAM_VALUE 0 hsdma 4096-ptr_max
PARAM_VALUE 1 reg 0
PARAM_VALUE 2 val 1
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 flags
LOCK2 0 &hsdma->lock
HALF_LOCKED2 global &dma_list_mutex
TYPE_LOCK (struct mtk_cqdma_pchan)->lock

drivers/dma/mediatek/mtk-cqdma.c mtk_cqdma_free_chan_resources() -> mtk_dma_clr()

Type Parameter Key Value
PARAM_VALUE 0 hsdma 4096-ptr_max
PARAM_VALUE 1 reg 4
PARAM_VALUE 2 val 1
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 flags
LOCK2 0 &hsdma->lock
HALF_LOCKED2 global &dma_list_mutex
TYPE_LOCK (struct mtk_cqdma_pchan)->lock

drivers/dma/mediatek/mtk-cqdma.c mtk_cqdma_hard_reset() -> mtk_dma_clr()

Type Parameter Key Value
PARAM_VALUE 0 hsdma 4096-ptr_max
PARAM_VALUE 1 reg 12
PARAM_VALUE 2 val 2
DATA_SOURCE 0 hsdma $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 flags
HALF_LOCKED2 0 &hsdma->lock

drivers/dma/mediatek/mtk-cqdma.c mtk_cqdma_irq() -> mtk_dma_clr()

Type Parameter Key Value
PARAM_VALUE 0 hsdma 4096-ptr_max
PARAM_VALUE 1 reg 0
PARAM_VALUE 2 val 1
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 flags

drivers/dma/mediatek/mtk-cqdma.c mtk_cqdma_remove() -> mtk_dma_clr()

Type Parameter Key Value
PARAM_VALUE 1 reg 4
PARAM_VALUE 2 val 1
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 flags
HALF_LOCKED2 &_dev->mutex

drivers/dma/mediatek/mtk-hsdma.c mtk_hsdma_alloc_pchan() -> mtk_dma_clr()

Type Parameter Key Value
PARAM_VALUE 0 hsdma 4096-ptr_max
PARAM_VALUE 1 reg 516
PARAM_VALUE 2 val 5
DATA_SOURCE 0 hsdma $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 global &dma_list_mutex

drivers/dma/mediatek/mtk-hsdma.c mtk_hsdma_alloc_pchan() -> mtk_dma_clr()

Type Parameter Key Value
PARAM_VALUE 0 hsdma 4096-ptr_max
PARAM_VALUE 1 reg 520
PARAM_VALUE 2 val 65537
DATA_SOURCE 0 hsdma $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 global &dma_list_mutex

drivers/dma/mediatek/mtk-hsdma.c mtk_hsdma_free_pchan() -> mtk_dma_clr()

Type Parameter Key Value
PARAM_VALUE 0 hsdma 4096-ptr_max
PARAM_VALUE 1 reg 516
PARAM_VALUE 2 val 5
DATA_SOURCE 0 hsdma $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 global &dma_list_mutex

drivers/dma/mediatek/mtk-hsdma.c mtk_hsdma_free_pchan() -> mtk_dma_clr()

Type Parameter Key Value
PARAM_VALUE 0 hsdma 4096-ptr_max
PARAM_VALUE 1 reg 552
PARAM_VALUE 2 val 65536
DATA_SOURCE 0 hsdma $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 global &dma_list_mutex

drivers/dma/mediatek/mtk-hsdma.c mtk_hsdma_irq() -> mtk_dma_clr()

Type Parameter Key Value
PARAM_VALUE 1 reg 552
PARAM_VALUE 2 val 65536
DATA_SOURCE 0 hsdma $1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 flags