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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/i2c/busses/i2c-npcm7xx.c npcm_i2c_int_slave_handler() -> npcm_i2c_fifo_usage()

Type Parameter Key Value
PARAM_VALUE 0 bus 4096-ptr_max
PARAM_VALUE 0 bus->master_or_slave 1
PARAM_VALUE 0 bus->reg 4096-ptr_max
PARAM_VALUE 0 bus->slave 1-u64max
DATA_SOURCE 0 bus $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags
HALF_LOCKED2 irq

drivers/i2c/busses/i2c-npcm7xx.c npcm_i2c_int_slave_handler() -> npcm_i2c_fifo_usage()

Type Parameter Key Value
PARAM_VALUE 0 bus 4096-ptr_max
PARAM_VALUE 0 bus->fifo_use 1
PARAM_VALUE 0 bus->master_or_slave 1
PARAM_VALUE 0 bus->operation 2
PARAM_VALUE 0 bus->reg 4096-ptr_max
PARAM_VALUE 0 bus->slave 1-u64max
PARAM_VALUE 0 bus->stop_ind 4
DATA_SOURCE 0 bus $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags
HALF_LOCKED2 irq

drivers/i2c/busses/i2c-npcm7xx.c npcm_i2c_irq_handle_nack() -> npcm_i2c_fifo_usage()

Type Parameter Key Value
PARAM_VALUE 0 bus 4096-ptr_max
PARAM_VALUE 0 bus->fifo_use 1
PARAM_VALUE 0 bus->master_or_slave 0
PARAM_VALUE 0 bus->operation 1
PARAM_VALUE 0 bus->reg 4096-ptr_max
DATA_SOURCE 0 bus $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags

drivers/i2c/busses/i2c-npcm7xx.c npcm_i2c_irq_master_handler_read() -> npcm_i2c_fifo_usage()

Type Parameter Key Value
PARAM_VALUE 0 bus 4096-ptr_max
PARAM_VALUE 0 bus->cmd_err (-5)
PARAM_VALUE 0 bus->data 4096-ptr_max
PARAM_VALUE 0 bus->fifo_use 1
PARAM_VALUE 0 bus->master_or_slave 0
PARAM_VALUE 0 bus->operation 2
PARAM_VALUE 0 bus->rd_ind 1-u16max
PARAM_VALUE 0 bus->rd_size 0-2
PARAM_VALUE 0 bus->read_block_use 1
PARAM_VALUE 0 bus->reg 4096-ptr_max
PARAM_VALUE 0 bus->state 5
PARAM_VALUE 0 bus->stop_ind 10
CAPPED_DATA 0 bus->rd_size 1
DATA_SOURCE 0 bus $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags

drivers/i2c/busses/i2c-npcm7xx.c npcm_i2c_irq_master_handler_write() -> npcm_i2c_fifo_usage()

Type Parameter Key Value
PARAM_VALUE 0 bus 4096-ptr_max
PARAM_VALUE 0 bus->data 4096-ptr_max
PARAM_VALUE 0 bus->fifo_use 1
PARAM_VALUE 0 bus->master_or_slave 0
PARAM_VALUE 0 bus->operation 1
PARAM_VALUE 0 bus->reg 4096-ptr_max
PARAM_VALUE 0 bus->state 0,2-u32max
CAPPED_DATA 0 bus->wr_ind 1
CAPPED_DATA 0 bus->wr_size 1
DATA_SOURCE 0 bus $0
PARAM_COMPARE 0 bus->wr_ind == $0->wr_size
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags

drivers/i2c/busses/i2c-npcm7xx.c npcm_i2c_master_fifo_read() -> npcm_i2c_fifo_usage()

Type Parameter Key Value
PARAM_VALUE 0 bus 4096-ptr_max
PARAM_VALUE 0 bus->data 4096-ptr_max
PARAM_VALUE 0 bus->fifo_use 1
PARAM_VALUE 0 bus->master_or_slave 0
PARAM_VALUE 0 bus->operation 2
PARAM_VALUE 0 bus->reg 4096-ptr_max
PARAM_VALUE 0 bus->state 0,2-u32max
DATA_SOURCE 0 bus $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags

drivers/i2c/busses/i2c-npcm7xx.c npcm_i2c_slave_rd_wr() -> npcm_i2c_fifo_usage()

Type Parameter Key Value
PARAM_VALUE 0 bus 4096-ptr_max
PARAM_VALUE 0 bus->master_or_slave 1
PARAM_VALUE 0 bus->operation 2
PARAM_VALUE 0 bus->reg 4096-ptr_max
PARAM_VALUE 0 bus->slave 1-u64max
DATA_SOURCE 0 bus $0
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 bus->own_slave_addr 0-127[c]
HOST_DATA 0 bus->slv_rd_size 1-257[c]
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags

drivers/i2c/busses/i2c-npcm7xx.c npcm_i2c_write_fifo_slave() -> npcm_i2c_fifo_usage()

Type Parameter Key Value
PARAM_VALUE 0 bus 4096-ptr_max
PARAM_VALUE 0 bus->adap.quirks 4096-ptr_max
PARAM_VALUE 0 bus->data 4096-ptr_max
PARAM_VALUE 0 bus->master_or_slave 1
PARAM_VALUE 0 bus->operation 1
PARAM_VALUE 0 bus->reg 4096-ptr_max
PARAM_VALUE 0 bus->slave 1-u64max
PARAM_VALUE 0 bus->state 4
PARAM_VALUE 0 *bus->slv_wr_buf 0-255
CAPPED_DATA 0 bus->data->fifo_size 1
DATA_SOURCE 0 bus $0
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 bus->own_slave_addr 0-127[c]
HOST_DATA 0 bus->slv_rd_size 1-257[c]
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags

drivers/i2c/busses/i2c-npcm7xx.c npcm_i2c_write_fifo_slave() -> npcm_i2c_fifo_usage()

Type Parameter Key Value
PARAM_VALUE 0 bus 4096-ptr_max
PARAM_VALUE 0 bus->adap.quirks 4096-ptr_max
PARAM_VALUE 0 bus->data 4096-ptr_max
PARAM_VALUE 0 bus->master_or_slave 1
PARAM_VALUE 0 bus->operation 1
PARAM_VALUE 0 bus->reg 4096-ptr_max
PARAM_VALUE 0 bus->slave 1-u64max
PARAM_VALUE 0 bus->slv_wr_buf 4096-ptr_max
PARAM_VALUE 0 bus->slv_wr_ind 0-254
PARAM_VALUE 0 bus->state 4
PARAM_VALUE 0 *bus->slv_wr_buf 0-255
CAPPED_DATA 0 bus->data->fifo_size 1
CAPPED_DATA 0 bus->slv_wr_ind 1
DATA_SOURCE 0 bus $0
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 bus->own_slave_addr 0-127[c]
HOST_DATA 0 bus->slv_rd_size 1-257[c]
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags

drivers/i2c/busses/i2c-npcm7xx.c npcm_i2c_write_to_fifo_master() -> npcm_i2c_fifo_usage()

Type Parameter Key Value
PARAM_VALUE 0 bus 4096-ptr_max
PARAM_VALUE 0 bus->data 4096-ptr_max
PARAM_VALUE 0 bus->fifo_use 1
PARAM_VALUE 0 bus->master_or_slave 0
PARAM_VALUE 0 bus->operation 1
PARAM_VALUE 0 bus->reg 4096-ptr_max
PARAM_VALUE 0 bus->state 0,2-u32max
PARAM_VALUE 0 bus->wr_size 0,2-u16max
DATA_SOURCE 0 bus $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags

drivers/i2c/busses/i2c-npcm7xx.c npcm_i2c_write_to_fifo_master() -> npcm_i2c_fifo_usage()

Type Parameter Key Value
PARAM_VALUE 0 bus 4096-ptr_max
PARAM_VALUE 0 bus->data 4096-ptr_max
PARAM_VALUE 0 bus->fifo_use 1
PARAM_VALUE 0 bus->master_or_slave 0
PARAM_VALUE 0 bus->operation 1
PARAM_VALUE 0 bus->reg 4096-ptr_max
PARAM_VALUE 0 bus->state 0,2-u32max
PARAM_VALUE 0 bus->wr_size 0,2-u16max
CAPPED_DATA 0 bus->wr_size 1
DATA_SOURCE 0 bus $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags