omap_8250_tx_dma identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

drivers/tty/serial/8250/8250_omap.c, line 1076 (as a prototype)

Defined in 1 files as a function:

drivers/tty/serial/8250/8250_omap.c, line 1119 (as a function)

Referenced in 1 files:

drivers/tty/serial/8250/8250_omap.c

Smatch caller information:

drivers/tty/serial/8250/8250_omap.c omap_8250_dma_handle_irq() -> omap_8250_tx_dma()

Type	Parameter	Key	Value
PARAM_VALUE	0	p	4096-ptr_max
PARAM_VALUE	0	p->dma	4096-ptr_max
PARAM_VALUE	0	p->dma->tx_err	1-255
PARAM_VALUE	0	p->ier	8-255
PARAM_VALUE	0	p->msr_saved_flags	0
PARAM_VALUE	0	p->port.serial_in	4096-ptr_max
PARAM_VALUE	0	p->port.state->port.client_data->serdev->write_comp.done	0-4294967295
PARAM_VALUE	0	p->port.state->port.client_data->serdev->write_comp.wait.lock.owner	(-1)
PARAM_VALUE	0	p->port.state->port.client_data->serdev->write_comp.wait.lock.owner_cpu	4294967295
PARAM_VALUE	0	p->port.state->port.tty->hangup_work.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	p->port.state->port.tty->ldisc_sem.dep_map->name	0-255
PARAM_VALUE	0	p->port.state->port.tty->ldisc_sem.read_wait.next	4096-ptr_max
PARAM_VALUE	0	p->port.state->port.tty->ldisc_sem.read_wait.next->next	4096-ptr_max
PARAM_VALUE	0	p->port.state->port.tty->ldisc_sem.read_wait.prev	4096-ptr_max
PARAM_VALUE	0	p->port.state->port.tty->ldisc_sem.read_wait.prev->next	4096-ptr_max
PARAM_VALUE	0	p->port.state->port.tty->ldisc_sem.read_wait.prev->prev	4096-ptr_max
DATA_SOURCE	0	p	r up_to_u8250p
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	p->port.cons_flow	0-1
HOST_DATA	0	p->port.console_reinit	0-255
HOST_DATA	0	p->port.ctrl_id	0-u32max
HOST_DATA	0	p->port.custom_divisor	0-u32max
HOST_DATA	0	p->port.fifosize	0-u32max
HOST_DATA	0	p->port.flags	0-u64max
HOST_DATA	0	p->port.frame_time	0-u32max
HOST_DATA	0	p->port.has_sysrq	0-255
HOST_DATA	0	p->port.hub6	0-255
HOST_DATA	0	p->port.hw_stopped	0-1
HOST_DATA	0	p->port.icount.brk	0-u32max
HOST_DATA	0	p->port.icount.buf_overrun	0-u32max
HOST_DATA	0	p->port.icount.cts	0-u32max
HOST_DATA	0	p->port.icount.dcd	0-u32max
HOST_DATA	0	p->port.icount.dsr	0-u32max
HOST_DATA	0	p->port.icount.frame	0-u32max
HOST_DATA	0	p->port.icount.overrun	0-u32max
HOST_DATA	0	p->port.icount.parity	0-u32max
HOST_DATA	0	p->port.icount.rng	0-u32max
HOST_DATA	0	p->port.icount.rx	0-u32max
HOST_DATA	0	p->port.icount.tx	0-u32max
HOST_DATA	0	p->port.ignore_status_mask	0-u32max
HOST_DATA	0	p->port.iobase	0-u64max
HOST_DATA	0	p->port.iotype	s32min-s32max
HOST_DATA	0	p->port.irq	0-u32max
HOST_DATA	0	p->port.irqflags	0-u64max
HOST_DATA	0	p->port.iso7816.clk	0-u32max
HOST_DATA	0	p->port.iso7816.flags	0-u32max
HOST_DATA	0	p->port.iso7816.sc_di	0-u32max
HOST_DATA	0	p->port.iso7816.sc_fi	0-u32max
HOST_DATA	0	p->port.iso7816.tg	0-u32max
HOST_DATA	0	p->port.line	0-u32max
HOST_DATA	0	p->port.mapbase	0-u64max
HOST_DATA	0	p->port.mapsize	0-u64max
HOST_DATA	0	p->port.mctrl	0-u32max
HOST_DATA	0	p->port.minor	0-u32max
HOST_DATA	0	p->port.port_id	0-u32max
HOST_DATA	0	p->port.quirks	0-255
HOST_DATA	0	p->port.read_status_mask	0-u32max
HOST_DATA	0	p->port.regshift	0-255
HOST_DATA	0	p->port.rs485.addr_dest	0-255
HOST_DATA	0	p->port.rs485.addr_recv	0-255
HOST_DATA	0	p->port.rs485.delay_rts_after_send	0-u32max
HOST_DATA	0	p->port.rs485.delay_rts_before_send	0-u32max
HOST_DATA	0	p->port.rs485.flags	0-u32max
HOST_DATA	0	p->port.rs485_supported.addr_dest	0-255
HOST_DATA	0	p->port.rs485_supported.addr_recv	0-255
HOST_DATA	0	p->port.rs485_supported.delay_rts_after_send	0-u32max
HOST_DATA	0	p->port.rs485_supported.delay_rts_before_send	0-u32max
HOST_DATA	0	p->port.rs485_supported.flags	0-u32max
HOST_DATA	0	p->port.status	0-u32max
HOST_DATA	0	p->port.suspended	0-255
HOST_DATA	0	p->port.sysrq	0-u64max
HOST_DATA	0	p->port.sysrq_ch	0-255
HOST_DATA	0	p->port.sysrq_seq	0-255
HOST_DATA	0	p->port.type	0-u32max
HOST_DATA	0	p->port.uartclk	0-u32max
HOST_DATA	0	p->port.x_char	0-255
LOCK2		&port->lock
HALF_LOCKED2		&desc->request_mutex
HALF_LOCKED2		_T->lock
HALF_LOCKED2		flags
HALF_LOCKED2		irq
TYPE_LOCK		(struct uart_port)->lock

drivers/tty/serial/8250/8250_omap.c omap_8250_dma_tx_complete() -> omap_8250_tx_dma()

Type	Parameter	Key	Value
PARAM_VALUE	0	p	4096-ptr_max
PARAM_VALUE	0	p->dma	4096-ptr_max
PARAM_VALUE	0	p->dma->tx_running	0
PARAM_VALUE	0	p->dma->txchan	4096-ptr_max
PARAM_VALUE	0	p->dma->txchan->device	4096-ptr_max
PARAM_VALUE	0	p->dma->txchan->device->dev->flags	4096-ptr_max
PARAM_VALUE	0	p->port.cons	0,4096-ptr_max
PARAM_VALUE	0	p->port.hw_stopped	0
PARAM_VALUE	0	p->port.private_data	4096-ptr_max
PARAM_VALUE	0	p->port.state	4096-ptr_max
PARAM_VALUE	0	p->port.state->port.tty	0,4096-ptr_max
PARAM_VALUE	0	p->port.state->port.tty->flow.stopped	0
BUF_SIZE	0	p	s32min-(-2),1-s32max
BUF_SIZE	0	p	s32min-(-2),1-s32max
DATA_SOURCE	0	p	$0
RX_PATH
TASK_NOT_RUNNING
UNITS	0	p	unit_byte
LOCK2		&_T->lock->lock
LOCK2		_T->flags
HALF_LOCKED2		&bdma_chan->lock
HALF_LOCKED2		&ioat_chan->cleanup_lock
HALF_LOCKED2		&mv_chan->lock
HALF_LOCKED2		&pd_chan->lock
HALF_LOCKED2		&plxdev->ring_lock
HALF_LOCKED2		&swdma_chan->complete_lock
HALF_LOCKED2		&td_chan->lock
HALF_LOCKED2		bh

drivers/tty/serial/8250/8250_port.c __start_tx() -> (struct uart_8250_dma)->tx_dma()

Type	Parameter	Key	Value
PARAM_VALUE	0	p	4096-ptr_max
PARAM_VALUE	0	p->dma	4096-ptr_max
DATA_SOURCE	0	p	r up_to_u8250p
CONTAINER	0	-0-800+0	$(-1)
TASK_NOT_RUNNING
HALF_LOCKED2		&_T->lock->lock
HALF_LOCKED2		_T->flags
HALF_LOCKED2		irq