mps2_uart_write8 identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

drivers/tty/serial/mps2-uart.c, line 83 (as a function)

Referenced in 1 files:

drivers/tty/serial/mps2-uart.c

Smatch caller information:

drivers/tty/serial/mps2-uart.c mps2_uart_console_putchar() -> mps2_uart_write8()

Type	Parameter	Key	Value
PARAM_VALUE	2	off	0
BUF_SIZE	0	port	(-1),616
BUF_SIZE	0	port	(-1),616
DATA_SOURCE	0	port	$0
DATA_SOURCE	1	val	$1
STR_LEN	0	port	(-1),1
STR_LEN	0	port	(-1),1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&s->lock
HALF_LOCKED2	0	&port->lock

drivers/tty/serial/mps2-uart.c mps2_uart_oerrirq() -> mps2_uart_write8()

Type	Parameter	Key	Value
PARAM_VALUE	0	port	4096-ptr_max
PARAM_VALUE	1	val	8
PARAM_VALUE	2	off	12
DATA_SOURCE	0	port	$1
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&port->lock
HALF_LOCKED2		&desc->request_mutex
HALF_LOCKED2		flags
TYPE_LOCK		(struct uart_port)->lock

drivers/tty/serial/mps2-uart.c mps2_uart_oerrirq() -> mps2_uart_write8()

Type	Parameter	Key	Value
PARAM_VALUE	0	port	4096-ptr_max
PARAM_VALUE	1	val	4
PARAM_VALUE	2	off	12
DATA_SOURCE	0	port	$1
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&port->lock
HALF_LOCKED2		&desc->request_mutex
HALF_LOCKED2		flags
TYPE_LOCK		(struct uart_port)->lock

drivers/tty/serial/mps2-uart.c mps2_uart_rxirq() -> mps2_uart_write8()

Type	Parameter	Key	Value
PARAM_VALUE	0	port	4096-ptr_max
PARAM_VALUE	1	val	2
PARAM_VALUE	2	off	12
DATA_SOURCE	0	port	$1
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&port->lock
HALF_LOCKED2		&desc->request_mutex
HALF_LOCKED2		flags
TYPE_LOCK		(struct uart_port)->lock

drivers/tty/serial/mps2-uart.c mps2_uart_shutdown() -> mps2_uart_write8()

Type	Parameter	Key	Value
PARAM_VALUE	0	port	4096-ptr_max
PARAM_VALUE	1	val	0,64-192
PARAM_VALUE	2	off	8
BUF_SIZE	0	port	s32min-(-1),1-s32max
BUF_SIZE	0	port	s32min-(-1),1-s32max
DATA_SOURCE	0	port	$0
BIT_INFO	1	val	0x0,0xc0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	1	val	0,64-192[c]
LOCK2		_T->lock
HALF_LOCKED2	0	&port->lock

drivers/tty/serial/mps2-uart.c mps2_uart_start_tx() -> mps2_uart_write8()

Type	Parameter	Key	Value
PARAM_VALUE	0	port	4096-ptr_max
PARAM_VALUE	2	off	8
BUF_SIZE	0	port	s32min-(-1),1-s32max
BUF_SIZE	0	port	s32min-(-1),1-s32max
DATA_SOURCE	0	port	$0
BIT_INFO	1	val	0x4,0xff
TASK_NOT_RUNNING
NOCHECK_CALL
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
HOST_DATA	1	val	0-255
HALF_LOCKED2		&_T->lock->lock
HALF_LOCKED2		_T->flags
HALF_LOCKED2		_T->lock
HALF_LOCKED2		flags
HALF_LOCKED2		irq
HALF_LOCKED2	0	&port->lock

drivers/tty/serial/mps2-uart.c mps2_uart_startup() -> mps2_uart_write8()

Type	Parameter	Key	Value
PARAM_VALUE	0	port	4096-ptr_max
PARAM_VALUE	1	val	0,64-192
PARAM_VALUE	2	off	8
BUF_SIZE	0	port	s32min-(-1),1-s32max
BUF_SIZE	0	port	s32min-(-1),1-s32max
DATA_SOURCE	0	port	$0
BIT_INFO	1	val	0x0,0xc0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	1	val	0,64-192[c]
LOCK2		_T->lock
HALF_LOCKED2	0	&port->lock

drivers/tty/serial/mps2-uart.c mps2_uart_startup() -> mps2_uart_write8()

Type	Parameter	Key	Value
PARAM_VALUE	0	port	4096-ptr_max
PARAM_VALUE	1	val	63,127-255
PARAM_VALUE	2	off	8
BUF_SIZE	0	port	s32min-(-1),1-s32max
BUF_SIZE	0	port	s32min-(-1),1-s32max
DATA_SOURCE	0	port	$0
BIT_INFO	1	val	0x3f,0xff
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	1	val	63,127-255[c]
LOCK2		_T->lock
HALF_LOCKED2	0	&port->lock

drivers/tty/serial/mps2-uart.c mps2_uart_stop_rx() -> mps2_uart_write8()

Type	Parameter	Key	Value
PARAM_VALUE	0	port	4096-ptr_max
PARAM_VALUE	1	val	0-213
PARAM_VALUE	2	off	8
BUF_SIZE	0	port	s32min-(-1),1-s32max
BUF_SIZE	0	port	s32min-(-1),1-s32max
DATA_SOURCE	0	port	$0
BIT_INFO	1	val	0x0,0xd5
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	1	val	0-213[c]
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

drivers/tty/serial/mps2-uart.c mps2_uart_stop_tx() -> mps2_uart_write8()

Type	Parameter	Key	Value
PARAM_VALUE	0	port	4096-ptr_max
PARAM_VALUE	1	val	0-251
PARAM_VALUE	2	off	8
BUF_SIZE	0	port	s32min-(-1),1-s32max
BUF_SIZE	0	port	s32min-(-1),1-s32max
DATA_SOURCE	0	port	$0
BIT_INFO	1	val	0x0,0xfb
TASK_NOT_RUNNING
NOCHECK_CALL
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
HOST_DATA	1	val	0-251[c]
HALF_LOCKED2		&ltq_port->lock
HALF_LOCKED2		&port->lock
HALF_LOCKED2		&ssp->port.lock
HALF_LOCKED2		&state->uart_port->lock
HALF_LOCKED2		&tty->flow.lock
HALF_LOCKED2		&up->port.lock
HALF_LOCKED2		_T->lock
HALF_LOCKED2		flags
HALF_LOCKED2		irq
HALF_LOCKED2	0	&port->lock

drivers/tty/serial/mps2-uart.c mps2_uart_tx_chars() -> mps2_uart_write8()

Type	Parameter	Key	Value
PARAM_VALUE	0	port	4096-ptr_max
PARAM_VALUE	1	val	1-255
PARAM_VALUE	2	off	0
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	1-255
HOST_DATA	1	val	1-255
HALF_LOCKED2		_T->lock
HALF_LOCKED2		flags
HALF_LOCKED2		irq
HALF_LOCKED2	0	&port->lock

drivers/tty/serial/mps2-uart.c mps2_uart_tx_chars() -> mps2_uart_write8()

Type	Parameter	Key	Value
PARAM_VALUE	0	port	4096-ptr_max
PARAM_VALUE	2	off	0
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
HOST_DATA	1	val	1-255
HALF_LOCKED2		_T->lock
HALF_LOCKED2		flags
HALF_LOCKED2		irq
HALF_LOCKED2	0	&port->lock

drivers/tty/serial/mps2-uart.c mps2_uart_txirq() -> mps2_uart_write8()

Type	Parameter	Key	Value
PARAM_VALUE	0	port	4096-ptr_max
PARAM_VALUE	1	val	1
PARAM_VALUE	2	off	12
DATA_SOURCE	0	port	$1
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&port->lock
HALF_LOCKED2		&desc->request_mutex
HALF_LOCKED2		flags
TYPE_LOCK		(struct uart_port)->lock