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Defined in 2 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/tty/serial/atmel_serial.c atmel_handle_receive() -> atmel_use_pdc_rx()

Type Parameter Key Value
PARAM_VALUE 0 port 4096-ptr_max
BUF_SIZE 0 port s32min-(-1),1-s32max
BUF_SIZE 0 port s32min-(-1),1-s32max
DATA_SOURCE 0 port $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS 0 port unit_byte
LOCK2 &atmel_port->lock_suspended
HALF_LOCKED2 flags
TYPE_LOCK (struct atmel_uart_port)->lock_suspended

drivers/tty/serial/atmel_serial.c atmel_serial_probe() -> atmel_use_pdc_rx()

Type Parameter Key Value
PARAM_VALUE 0 port 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING

drivers/tty/serial/atmel_serial.c atmel_set_ops() -> atmel_use_pdc_rx()

Type Parameter Key Value
PARAM_VALUE 0 port 4096-ptr_max
BUF_SIZE 0 port s32min-(-1),1-s32max
BUF_SIZE 0 port s32min-(-1),1-s32max
DATA_SOURCE 0 port $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 _T->lock
HALF_LOCKED2 0 &port->lock

drivers/tty/serial/atmel_serial.c atmel_set_termios() -> atmel_use_pdc_rx()

Type Parameter Key Value
PARAM_VALUE 0 port 4096-ptr_max
PARAM_VALUE 0 port->read_status_mask 32,36,224,228
BUF_SIZE 0 port s32min-(-1),1-s32max
BUF_SIZE 0 port s32min-(-1),1-s32max
BUF_SIZE 0 port->uartclk (-1),9
DATA_SOURCE 0 port $0
FUZZY_MAX 0 port->read_status_mask 32
STR_LEN 0 port (-1),7
STR_LEN 0 port (-1),7
STR_LEN 0 port->cons (-1)
BIT_INFO 0 port->read_status_mask 0x20,0xe4
NOSPEC 0 port->cons->index
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 port->cons->cflag s32min-0,16-s32max
HOST_DATA 0 port->cons->dropped 0
HOST_DATA 0 port->cons->irq_work.node.a_flags.counter 0-s32max
HOST_DATA 0 port->cons->irq_work.node.dst 0-u16max
HOST_DATA 0 port->cons->irq_work.node.src 0-u16max
HOST_DATA 0 port->cons->irq_work.node.u_flags 0-s32max
HOST_DATA 0 port->cons->ispeed 0-s32max
HOST_DATA 0 port->cons->nbcon_device_ctxt.allow_unsafe_takeover 0
HOST_DATA 0 port->cons->nbcon_device_ctxt.backlog 0
HOST_DATA 0 port->cons->nbcon_device_ctxt.prio 0
HOST_DATA 0 port->cons->nbcon_device_ctxt.seq 0
HOST_DATA 0 port->cons->nbcon_device_ctxt.spinwait_max_us 0
HOST_DATA 0 port->cons->nbcon_prev_seq.counter (-1)-0
HOST_DATA 0 port->cons->nbcon_seq.counter s64min-s64max
HOST_DATA 0 port->cons->nbcon_state.counter 0
HOST_DATA 0 port->cons->ospeed 0-u32max
HOST_DATA 0 port->cons->seq 0-u64max
USER_DATA 0 port->cons->index 0-3[c]
LOCK2 flags
LOCK2 0 &port->lock
HALF_LOCKED2 &port->mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 global &console_mutex
TYPE_LOCK (struct uart_port)->lock

drivers/tty/serial/atmel_serial.c atmel_start_rx() -> atmel_use_pdc_rx()

Type Parameter Key Value
PARAM_VALUE 0 port 4096-ptr_max
BUF_SIZE 0 port s32min-(-1),1-s32max
BUF_SIZE 0 port s32min-(-1),1-s32max
DATA_SOURCE 0 port $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 port->cons_flow 0-1
HOST_DATA 0 port->console_reinit 0-255
HOST_DATA 0 port->ctrl_id 0-u32max
HOST_DATA 0 port->custom_divisor 0-u32max
HOST_DATA 0 port->fifosize 0-u32max
HOST_DATA 0 port->flags 0-u64max
HOST_DATA 0 port->frame_time 0-u32max
HOST_DATA 0 port->has_sysrq 0-255
HOST_DATA 0 port->hub6 0-255
HOST_DATA 0 port->icount.brk 0-u32max
HOST_DATA 0 port->icount.buf_overrun 0-u32max
HOST_DATA 0 port->icount.cts 0-u32max
HOST_DATA 0 port->icount.dcd 0-u32max
HOST_DATA 0 port->icount.dsr 0-u32max
HOST_DATA 0 port->icount.frame 0-u32max
HOST_DATA 0 port->icount.overrun 0-u32max
HOST_DATA 0 port->icount.parity 0-u32max
HOST_DATA 0 port->icount.rng 0-u32max
HOST_DATA 0 port->icount.rx 0-u32max
HOST_DATA 0 port->icount.tx 0-u32max
HOST_DATA 0 port->ignore_status_mask 0-u32max
HOST_DATA 0 port->iobase 0-u64max
HOST_DATA 0 port->iotype s32min-s32max
HOST_DATA 0 port->irq 0-u32max
HOST_DATA 0 port->irqflags 0-u64max
HOST_DATA 0 port->iso7816.clk 0-u32max
HOST_DATA 0 port->iso7816.flags 0-u32max
HOST_DATA 0 port->iso7816.sc_di 0-u32max
HOST_DATA 0 port->iso7816.sc_fi 0-u32max
HOST_DATA 0 port->iso7816.tg 0-u32max
HOST_DATA 0 port->line 0-u32max
HOST_DATA 0 port->mapbase 0-u64max
HOST_DATA 0 port->mapsize 0-u64max
HOST_DATA 0 port->mctrl 0-u32max
HOST_DATA 0 port->minor 0-u32max
HOST_DATA 0 port->port_id 0-u32max
HOST_DATA 0 port->quirks 0-255
HOST_DATA 0 port->read_status_mask 0-u32max
HOST_DATA 0 port->regshift 0-255
HOST_DATA 0 port->rs485.addr_dest 0-255
HOST_DATA 0 port->rs485.addr_recv 0-255
HOST_DATA 0 port->rs485.delay_rts_after_send 0-u32max
HOST_DATA 0 port->rs485.delay_rts_before_send 0-u32max
HOST_DATA 0 port->rs485.flags 0-u32max
HOST_DATA 0 port->rs485_supported.addr_dest 0-255
HOST_DATA 0 port->rs485_supported.addr_recv 0-255
HOST_DATA 0 port->rs485_supported.delay_rts_after_send 0-u32max
HOST_DATA 0 port->rs485_supported.delay_rts_before_send 0-u32max
HOST_DATA 0 port->rs485_supported.flags 0-u32max
HOST_DATA 0 port->status 0-u32max
HOST_DATA 0 port->suspended 0-255
HOST_DATA 0 port->sysrq 0-u64max
HOST_DATA 0 port->sysrq_ch 0-255
HOST_DATA 0 port->sysrq_seq 0-255
HOST_DATA 0 port->type 0-u32max
HOST_DATA 0 port->uartclk 0-u32max
HOST_DATA 0 port->x_char 0-255
UNITS 0 port unit_byte
HALF_LOCKED2 &atmel_port->lock_suspended
HALF_LOCKED2 0 &port->lock

drivers/tty/serial/atmel_serial.c atmel_startup() -> atmel_use_pdc_rx()

Type Parameter Key Value
PARAM_VALUE 0 port 4096-ptr_max
BUF_SIZE 0 port s32min-(-1),1-s32max
BUF_SIZE 0 port s32min-(-1),1-s32max
DATA_SOURCE 0 port $0
RX_PATH
TASK_NOT_RUNNING
LOCK2 _T->lock
HALF_LOCKED2 0 &port->lock

drivers/tty/serial/atmel_serial.c atmel_stop_rx() -> atmel_use_pdc_rx()

Type Parameter Key Value
PARAM_VALUE 0 port 4096-ptr_max
BUF_SIZE 0 port s32min-(-1),1-s32max
BUF_SIZE 0 port s32min-(-1),1-s32max
DATA_SOURCE 0 port $0
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 port->cons_flow 0-1
HOST_DATA 0 port->console_reinit 0-255
HOST_DATA 0 port->ctrl_id 0-u32max
HOST_DATA 0 port->custom_divisor 0-u32max
HOST_DATA 0 port->fifosize 0-u32max
HOST_DATA 0 port->flags 0-u64max
HOST_DATA 0 port->frame_time 0-u32max
HOST_DATA 0 port->has_sysrq 0-255
HOST_DATA 0 port->hub6 0-255
HOST_DATA 0 port->icount.brk 0-u32max
HOST_DATA 0 port->icount.buf_overrun 0-u32max
HOST_DATA 0 port->icount.cts 0-u32max
HOST_DATA 0 port->icount.dcd 0-u32max
HOST_DATA 0 port->icount.dsr 0-u32max
HOST_DATA 0 port->icount.frame 0-u32max
HOST_DATA 0 port->icount.overrun 0-u32max
HOST_DATA 0 port->icount.parity 0-u32max
HOST_DATA 0 port->icount.rng 0-u32max
HOST_DATA 0 port->icount.rx 0-u32max
HOST_DATA 0 port->icount.tx 0-u32max
HOST_DATA 0 port->ignore_status_mask 0-u32max
HOST_DATA 0 port->iobase 0-u64max
HOST_DATA 0 port->iotype s32min-s32max
HOST_DATA 0 port->irq 0-u32max
HOST_DATA 0 port->irqflags 0-u64max
HOST_DATA 0 port->iso7816.clk 0-u32max
HOST_DATA 0 port->iso7816.flags 0-u32max
HOST_DATA 0 port->iso7816.sc_di 0-u32max
HOST_DATA 0 port->iso7816.sc_fi 0-u32max
HOST_DATA 0 port->iso7816.tg 0-u32max
HOST_DATA 0 port->line 0-u32max
HOST_DATA 0 port->mapbase 0-u64max
HOST_DATA 0 port->mapsize 0-u64max
HOST_DATA 0 port->mctrl 0-u32max
HOST_DATA 0 port->minor 0-u32max
HOST_DATA 0 port->port_id 0-u32max
HOST_DATA 0 port->quirks 0-255
HOST_DATA 0 port->read_status_mask 0-u32max
HOST_DATA 0 port->regshift 0-255
HOST_DATA 0 port->rs485.addr_dest 0-255
HOST_DATA 0 port->rs485.addr_recv 0-255
HOST_DATA 0 port->rs485.delay_rts_after_send 0-u32max
HOST_DATA 0 port->rs485.delay_rts_before_send 0-u32max
HOST_DATA 0 port->rs485.flags 0-u32max
HOST_DATA 0 port->rs485_supported.addr_dest 0-255
HOST_DATA 0 port->rs485_supported.addr_recv 0-255
HOST_DATA 0 port->rs485_supported.delay_rts_after_send 0-u32max
HOST_DATA 0 port->rs485_supported.delay_rts_before_send 0-u32max
HOST_DATA 0 port->rs485_supported.flags 0-u32max
HOST_DATA 0 port->status 0-u32max
HOST_DATA 0 port->suspended 0-255
HOST_DATA 0 port->sysrq 0-u64max
HOST_DATA 0 port->sysrq_ch 0-255
HOST_DATA 0 port->sysrq_seq 0-255
HOST_DATA 0 port->type 0-u32max
HOST_DATA 0 port->uartclk 0-u32max
HOST_DATA 0 port->x_char 0-255
HALF_LOCKED2 &_T->lock->lock
HALF_LOCKED2 &up->port.lock
HALF_LOCKED2 _T->flags
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags
HALF_LOCKED2 irq
HALF_LOCKED2 0 &port->lock