Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/net/ethernet/mediatek/mtk_eth_soc.c mtk_tx_map() -> setup_tx_buf()

Type Parameter Key Value
PARAM_VALUE 0 eth 4096-ptr_max
PARAM_VALUE 0 eth->soc 4096-ptr_max
PARAM_VALUE 1 tx_buf 4096-ptr_max
PARAM_VALUE 2 txd 4096-ptr_max
PARAM_VALUE 3 mapped_addr 0-18446744073709551614
PARAM_VALUE 5 idx 0
DATA_SOURCE 1 tx_buf r mtk_desc_to_tx_buf
DATA_SOURCE 2 txd r qdma_to_pdma
DATA_SOURCE 3 mapped_addr r dma_map_single_attrs
DATA_SOURCE 4 size r skb_headlen
MEM_ZERO 1 tx_buf
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 3 mapped_addr unit_byte
UNITS 4 size unit_byte
LOCK2 &eth->page_lock
HALF_LOCKED2 &dev->tx_global_lock
HALF_LOCKED2 &txq->_xmit_lock
HALF_LOCKED2 bh
HALF_LOCKED2 flags
HALF_LOCKED2 rcu_read
TYPE_LOCK (struct mtk_eth)->page_lock

drivers/net/ethernet/mediatek/mtk_eth_soc.c mtk_tx_map() -> setup_tx_buf()

Type Parameter Key Value
PARAM_VALUE 0 eth 4096-ptr_max
PARAM_VALUE 0 eth->soc 4096-ptr_max
PARAM_VALUE 1 tx_buf 4096-ptr_max
PARAM_VALUE 1 tx_buf->data u32max
PARAM_VALUE 2 txd 4096-ptr_max
PARAM_VALUE 3 mapped_addr 0-18446744073709551614
PARAM_VALUE 4 size 1-u16max
PARAM_VALUE 5 idx 1-s32max
CAPPED_DATA 4 size 1
DATA_SOURCE 1 tx_buf r mtk_desc_to_tx_buf
DATA_SOURCE 2 txd r qdma_to_pdma
DATA_SOURCE 3 mapped_addr r __skb_frag_dma_map
BIT_INFO 1 tx_buf->flags 0x2,0xffff
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 3 mapped_addr unit_byte
UNITS 4 size unit_byte
LOCK2 &eth->page_lock
HALF_LOCKED2 &dev->tx_global_lock
HALF_LOCKED2 &txq->_xmit_lock
HALF_LOCKED2 bh
HALF_LOCKED2 flags
HALF_LOCKED2 rcu_read
TYPE_LOCK (struct mtk_eth)->page_lock

drivers/net/ethernet/mediatek/mtk_eth_soc.c mtk_xdp_frame_map() -> setup_tx_buf()

Type Parameter Key Value
PARAM_VALUE 0 eth 4096-ptr_max
PARAM_VALUE 0 eth->soc 4096-ptr_max
PARAM_VALUE 0 eth->soc->caps 9216,537335,369103363,369105923,688017476,2837663972,5276963669,5373350104,7133991668
PARAM_VALUE 1 tx_buf 4096-ptr_max
PARAM_VALUE 1 tx_buf->data u32max
PARAM_VALUE 2 txd 4096-ptr_max
PARAM_VALUE 5 idx 0-s32max
DATA_SOURCE 0 eth $0
DATA_SOURCE 1 tx_buf $4
DATA_SOURCE 2 txd r qdma_to_pdma
DATA_SOURCE 5 idx $7
FUZZY_MAX 5 idx 0
BIT_INFO 1 tx_buf->flags 0x0,0x1
MEM_ZERO 1 tx_buf
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 3 mapped_addr unit_byte
UNITS 4 size unit_byte
LOCK2 0 &eth->page_lock
HALF_LOCKED2 rcu_read
TYPE_LOCK (struct mtk_eth)->page_lock