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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 4 files:

Smatch caller information:

drivers/tty/serial/8250/8250_omap.c omap_8250_handle_rx_dma() -> serial8250_rx_chars()

Type Parameter Key Value
PARAM_VALUE 0 up 4096-ptr_max
PARAM_VALUE 0 up->port.private_data 4096-ptr_max
PARAM_VALUE 0 up->port.private_data->rx_dma_broken 0-1
PARAM_VALUE 0 up->port.private_data->rx_dma_lock.rlock.dep_map->name 0-255
PARAM_VALUE 1 lsr 1-u16max
DATA_SOURCE 0 up $0
DATA_SOURCE 1 lsr $2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 1 lsr 1-u16max
LOCK2 &port->lock
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags
TYPE_LOCK (struct uart_port)->lock

drivers/tty/serial/8250/8250_fsl.c fsl8250_handle_irq() -> serial8250_rx_chars()

Type Parameter Key Value
PARAM_VALUE 0 up 4096-ptr_max
PARAM_VALUE 0 up->ier 1-255
PARAM_VALUE 0 up->port.cons 0,4096-ptr_max
PARAM_VALUE 1 lsr 1-u16max
DATA_SOURCE 0 up r up_to_u8250p
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
LOCK2 flags
LOCK2 0 &up->port.lock
HALF_LOCKED2 &i->lock
TYPE_LOCK (struct uart_port)->lock

drivers/tty/serial/8250/8250_mxpcie.c mxpcie8250_handle_irq() -> serial8250_rx_chars()

Type Parameter Key Value
PARAM_VALUE 0 up 4096-ptr_max
PARAM_VALUE 0 up->port.serial_in 4096-ptr_max
PARAM_VALUE 1 lsr 2-u16max
DATA_SOURCE 0 up r up_to_u8250p
DATA_SOURCE 1 lsr r serial_lsr_in
BIT_INFO 0 up 0x56ca104d7de3c000,0xffffffffffffffff
BIT_INFO 0 up 0x56ca104d7de3c000,0xffffffffffffffff
RX_PATH
TASK_NOT_RUNNING
LOCK2 &_T->lock->lock
LOCK2 _T->flags
HALF_LOCKED2 &i->lock

drivers/tty/serial/8250/8250_port.c serial8250_handle_irq_locked() -> serial8250_rx_chars()

Type Parameter Key Value
PARAM_VALUE 0 up 4096-ptr_max
PARAM_VALUE 0 up->dma 0,4096-ptr_max
PARAM_VALUE 0 up->port.serial_in 4096-ptr_max
PARAM_VALUE 1 lsr 1-u16max
DATA_SOURCE 0 up r up_to_u8250p
DATA_SOURCE 1 lsr r serial_lsr_in
RX_PATH
TASK_NOT_RUNNING
LOCK2 &_T->lock->lock
LOCK2 _T->flags