Documented in 1 files:
Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 26 files:
- drivers/tty/serial/8250/8250_port.c, line 1773
- drivers/tty/serial/amba-pl010.c, line 192
- drivers/tty/serial/amba-pl011.c, line 1638
- drivers/tty/serial/atmel_serial.c, line 1380
- drivers/tty/serial/bcm63xx_uart.c, line 354
- drivers/tty/serial/icom.c, line 936
- drivers/tty/serial/imx.c, line 986
- drivers/tty/serial/ip22zilog.c, line 342
- drivers/tty/serial/jsm/jsm_cls.c
- drivers/tty/serial/jsm/jsm_neo.c, line 559
- drivers/tty/serial/men_z135_uart.c, line 189
- drivers/tty/serial/mpc52xx_uart.c, line 1467
- drivers/tty/serial/mxs-auart.c, line 729
- drivers/tty/serial/omap-serial.c, line 427
- drivers/tty/serial/pmac_zilog.c, line 319
- drivers/tty/serial/pxa.c, line 210
- drivers/tty/serial/sa1100.c, line 101
- drivers/tty/serial/sc16is7xx.c, line 730
- drivers/tty/serial/serial-tegra.c, line 829
- drivers/tty/serial/serial_core.c, line 3426
- drivers/tty/serial/serial_mctrl_gpio.c, line 200
- drivers/tty/serial/sunhv.c
- drivers/tty/serial/sunsab.c, line 291
- drivers/tty/serial/sunsu.c, line 423
- drivers/tty/serial/sunzilog.c, line 441
- drivers/tty/serial/zs.c, line 679
Smatch caller information:
drivers/tty/serial/serial_mctrl_gpio.c mctrl_gpio_irq_handle() -> uart_handle_dcd_change()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | uport | 4096-ptr_max |
| PARAM_VALUE | 0 | uport->cons | 0,4096-ptr_max |
| PARAM_VALUE | 0 | uport->state | 1-u64max |
| BIT_INFO | 1 | active | 0x0,0x40 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | flags | ||
| LOCK2 | 0 | &uport->lock | |
| HALF_LOCKED2 | &desc->request_mutex | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct uart_port)->lock |
drivers/tty/serial/amba-pl010.c pl010_modem_status() -> uart_handle_dcd_change()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | uport | 4096-ptr_max |
| PARAM_VALUE | 0 | uport->cons | 0,4096-ptr_max |
| BUF_SIZE | 0 | uport | 616 |
| BIT_INFO | 1 | active | 0x0,0x4 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 1 | active | 0-1 |
| 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/sc16is7xx.c sc16is7xx_update_mlines() -> uart_handle_dcd_change()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | uport | 4096-ptr_max |
| PARAM_VALUE | 0 | uport->cons | 0,4096-ptr_max |
| BUF_SIZE | 0 | uport | 616 |
| BIT_INFO | 1 | active | 0x0,0x40 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | _T->lock | ||
| LOCK2 | flags | ||
| LOCK2 | 0 | &uport->lock | |
| TYPE_LOCK | (struct uart_port)->lock |
drivers/tty/serial/8250/8250_port.c serial8250_modem_status() -> uart_handle_dcd_change()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | uport | 4096-ptr_max |
| PARAM_VALUE | 0 | uport->serial_in | 4096-ptr_max |
| PARAM_VALUE | 0 | uport->state | 1-u64max |
| BUF_SIZE | 0 | uport | 616 |
| BIT_INFO | 1 | active | 0x0,0x80 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 0 | uport->cons_flow | 0-1 |
| HOST_DATA | 0 | uport->console_reinit | 0-255 |
| HOST_DATA | 0 | uport->ctrl_id | 0-u32max |
| HOST_DATA | 0 | uport->custom_divisor | 0-u32max |
| HOST_DATA | 0 | uport->fifosize | 0-u32max |
| HOST_DATA | 0 | uport->flags | 0-u64max |
| HOST_DATA | 0 | uport->frame_time | 0-u32max |
| HOST_DATA | 0 | uport->has_sysrq | 0-255 |
| HOST_DATA | 0 | uport->hub6 | 0-255 |
| HOST_DATA | 0 | uport->hw_stopped | 0-1 |
| HOST_DATA | 0 | uport->icount.brk | 0-u32max |
| HOST_DATA | 0 | uport->icount.buf_overrun | 0-u32max |
| HOST_DATA | 0 | uport->icount.cts | 0-u32max |
| HOST_DATA | 0 | uport->icount.dcd | 0-u32max |
| HOST_DATA | 0 | uport->icount.dsr | 0-u32max |
| HOST_DATA | 0 | uport->icount.frame | 0-u32max |
| HOST_DATA | 0 | uport->icount.overrun | 0-u32max |
| HOST_DATA | 0 | uport->icount.parity | 0-u32max |
| HOST_DATA | 0 | uport->icount.rng | 0-u32max |
| HOST_DATA | 0 | uport->icount.rx | 0-u32max |
| HOST_DATA | 0 | uport->icount.tx | 0-u32max |
| HOST_DATA | 0 | uport->ignore_status_mask | 0-u32max |
| HOST_DATA | 0 | uport->iobase | 0-u64max |
| HOST_DATA | 0 | uport->iotype | s32min-s32max |
| HOST_DATA | 0 | uport->irq | 0-u32max |
| HOST_DATA | 0 | uport->irqflags | 0-u64max |
| HOST_DATA | 0 | uport->iso7816.clk | 0-u32max |
| HOST_DATA | 0 | uport->iso7816.flags | 0-u32max |
| HOST_DATA | 0 | uport->iso7816.sc_di | 0-u32max |
| HOST_DATA | 0 | uport->iso7816.sc_fi | 0-u32max |
| HOST_DATA | 0 | uport->iso7816.tg | 0-u32max |
| HOST_DATA | 0 | uport->line | 0-u32max |
| HOST_DATA | 0 | uport->mapbase | 0-u64max |
| HOST_DATA | 0 | uport->mapsize | 0-u64max |
| HOST_DATA | 0 | uport->mctrl | 0-u32max |
| HOST_DATA | 0 | uport->minor | 0-u32max |
| HOST_DATA | 0 | uport->port_id | 0-u32max |
| HOST_DATA | 0 | uport->quirks | 0-255 |
| HOST_DATA | 0 | uport->read_status_mask | 0-u32max |
| HOST_DATA | 0 | uport->regshift | 0-255 |
| HOST_DATA | 0 | uport->rs485.addr_dest | 0-255 |
| HOST_DATA | 0 | uport->rs485.addr_recv | 0-255 |
| HOST_DATA | 0 | uport->rs485.delay_rts_after_send | 0-u32max |
| HOST_DATA | 0 | uport->rs485.delay_rts_before_send | 0-u32max |
| HOST_DATA | 0 | uport->rs485.flags | 0-u32max |
| HOST_DATA | 0 | uport->rs485_supported.addr_dest | 0-255 |
| HOST_DATA | 0 | uport->rs485_supported.addr_recv | 0-255 |
| HOST_DATA | 0 | uport->rs485_supported.delay_rts_after_send | 0-u32max |
| HOST_DATA | 0 | uport->rs485_supported.delay_rts_before_send | 0-u32max |
| HOST_DATA | 0 | uport->rs485_supported.flags | 0-u32max |
| HOST_DATA | 0 | uport->status | 0-u32max |
| HOST_DATA | 0 | uport->suspended | 0-255 |
| HOST_DATA | 0 | uport->sysrq | 0-u64max |
| HOST_DATA | 0 | uport->sysrq_ch | 0-255 |
| HOST_DATA | 0 | uport->sysrq_seq | 0-255 |
| HOST_DATA | 0 | uport->type | 0-u32max |
| HOST_DATA | 0 | uport->uartclk | 0-u32max |
| HOST_DATA | 0 | uport->x_char | 0-255 |
| HOST_DATA | 1 | active | 0-1 |
| HALF_LOCKED2 | &_T->lock->lock | ||
| HALF_LOCKED2 | &port->lock | ||
| HALF_LOCKED2 | &up->port.lock | ||
| HALF_LOCKED2 | _T->flags | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | irq |
drivers/tty/serial/imx.c imx_uart_mctrl_check() -> uart_handle_dcd_change()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | uport | 4096-ptr_max |
| PARAM_VALUE | 0 | uport->cons | 0,4096-ptr_max |
| BIT_INFO | 1 | active | 0x0,0x40 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &sport->port.lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct uart_port)->lock |
drivers/tty/serial/men_z135_uart.c men_z135_handle_modem_status() -> uart_handle_dcd_change()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | uport | 4096-ptr_max |
| PARAM_VALUE | 0 | uport->cons | 0,4096-ptr_max |
| PARAM_VALUE | 0 | uport->membase | 0-ptr_max |
| BIT_INFO | 1 | active | 0x0,0x80 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 0 | uport->cons_flow | 0-1 |
| HOST_DATA | 0 | uport->console_reinit | 0-255 |
| HOST_DATA | 0 | uport->ctrl_id | 0-u32max |
| HOST_DATA | 0 | uport->custom_divisor | 0-u32max |
| HOST_DATA | 0 | uport->fifosize | 0-u32max |
| HOST_DATA | 0 | uport->flags | 0-u64max |
| HOST_DATA | 0 | uport->frame_time | 0-u32max |
| HOST_DATA | 0 | uport->has_sysrq | 0-255 |
| HOST_DATA | 0 | uport->hub6 | 0-255 |
| HOST_DATA | 0 | uport->hw_stopped | 0-1 |
| HOST_DATA | 0 | uport->icount.brk | 0-u32max |
| HOST_DATA | 0 | uport->icount.buf_overrun | 0-u32max |
| HOST_DATA | 0 | uport->icount.cts | 0-u32max |
| HOST_DATA | 0 | uport->icount.dcd | 0-u32max |
| HOST_DATA | 0 | uport->icount.dsr | 0-u32max |
| HOST_DATA | 0 | uport->icount.frame | 0-u32max |
| HOST_DATA | 0 | uport->icount.overrun | 0-u32max |
| HOST_DATA | 0 | uport->icount.parity | 0-u32max |
| HOST_DATA | 0 | uport->icount.rng | 0-u32max |
| HOST_DATA | 0 | uport->icount.rx | 0-u32max |
| HOST_DATA | 0 | uport->icount.tx | 0-u32max |
| HOST_DATA | 0 | uport->ignore_status_mask | 0-u32max |
| HOST_DATA | 0 | uport->iobase | 0-u64max |
| HOST_DATA | 0 | uport->iotype | s32min-s32max |
| HOST_DATA | 0 | uport->irq | 0-u32max |
| HOST_DATA | 0 | uport->irqflags | 0-u64max |
| HOST_DATA | 0 | uport->iso7816.clk | 0-u32max |
| HOST_DATA | 0 | uport->iso7816.flags | 0-u32max |
| HOST_DATA | 0 | uport->iso7816.sc_di | 0-u32max |
| HOST_DATA | 0 | uport->iso7816.sc_fi | 0-u32max |
| HOST_DATA | 0 | uport->iso7816.tg | 0-u32max |
| HOST_DATA | 0 | uport->line | 0-u32max |
| HOST_DATA | 0 | uport->mapbase | 0-u64max |
| HOST_DATA | 0 | uport->mapsize | 0-u64max |
| HOST_DATA | 0 | uport->mctrl | 0-u32max |
| HOST_DATA | 0 | uport->minor | 0-u32max |
| HOST_DATA | 0 | uport->port_id | 0-u32max |
| HOST_DATA | 0 | uport->quirks | 0-255 |
| HOST_DATA | 0 | uport->read_status_mask | 0-u32max |
| HOST_DATA | 0 | uport->regshift | 0-255 |
| HOST_DATA | 0 | uport->rs485.addr_dest | 0-255 |
| HOST_DATA | 0 | uport->rs485.addr_recv | 0-255 |
| HOST_DATA | 0 | uport->rs485.delay_rts_after_send | 0-u32max |
| HOST_DATA | 0 | uport->rs485.delay_rts_before_send | 0-u32max |
| HOST_DATA | 0 | uport->rs485.flags | 0-u32max |
| HOST_DATA | 0 | uport->rs485_supported.addr_dest | 0-255 |
| HOST_DATA | 0 | uport->rs485_supported.addr_recv | 0-255 |
| HOST_DATA | 0 | uport->rs485_supported.delay_rts_after_send | 0-u32max |
| HOST_DATA | 0 | uport->rs485_supported.delay_rts_before_send | 0-u32max |
| HOST_DATA | 0 | uport->rs485_supported.flags | 0-u32max |
| HOST_DATA | 0 | uport->status | 0-u32max |
| HOST_DATA | 0 | uport->suspended | 0-255 |
| HOST_DATA | 0 | uport->sysrq | 0-u64max |
| HOST_DATA | 0 | uport->sysrq_ch | 0-255 |
| HOST_DATA | 0 | uport->sysrq_seq | 0-255 |
| HOST_DATA | 0 | uport->type | 0-u32max |
| HOST_DATA | 0 | uport->uartclk | 0-u32max |
| HOST_DATA | 0 | uport->x_char | 0-255 |
| HOST_DATA | 1 | active | 0-1 |
| 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/jsm/jsm_cls.c cls_parse_modem() -> uart_handle_dcd_change()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | uport | 4096-ptr_max |
| BIT_INFO | 1 | active | 0x0,0x80 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 1 | active | 0-1[c] |
| LOCK2 | lock_flags | ||
| HALF_LOCKED2 | &brd->bd_intr_lock | ||
| HALF_LOCKED2 | &port->lock | ||
| HALF_LOCKED2 | _T->lock |
drivers/tty/serial/jsm/jsm_cls.c cls_parse_modem() -> uart_handle_dcd_change()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | uport | 4096-ptr_max |
| BIT_INFO | 1 | active | 0x0,0x10 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 1 | active | 0-1[c] |
| LOCK2 | lock_flags | ||
| HALF_LOCKED2 | &brd->bd_intr_lock | ||
| HALF_LOCKED2 | &port->lock | ||
| HALF_LOCKED2 | _T->lock |
drivers/tty/serial/serial-tegra.c tegra_uart_handle_modem_signal_change() -> uart_handle_dcd_change()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | uport | 4096-ptr_max |
| BIT_INFO | 1 | active | 0x0,0x80 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 1 | active | 0-1 |
| LOCK2 | &u->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/bcm63xx_uart.c bcm_uart_interrupt() -> uart_handle_dcd_change()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | uport | 4096-ptr_max |
| PARAM_VALUE | 0 | uport->cons | 0,4096-ptr_max |
| PARAM_VALUE | 0 | uport->lock.rlock.dep_map->name | 0-255 |
| DATA_SOURCE | 0 | uport | $1 |
| BIT_INFO | 1 | active | 0x0,0x4 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 1 | active | 0-1 |
| LOCK2 | 0 | &uport->lock | |
| HALF_LOCKED2 | &desc->request_mutex | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct uart_port)->lock |
drivers/tty/serial/icom.c check_modem_status() -> uart_handle_dcd_change()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | uport | 4096-ptr_max |
| PARAM_VALUE | 0 | uport->cons | 0,4096-ptr_max |
| PARAM_VALUE | 1 | active | 1 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 1 | active | 1 |
| LOCK2 | &icom_port->uart_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/omap-serial.c check_modem_status() -> uart_handle_dcd_change()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | uport | 4096-ptr_max |
| PARAM_VALUE | 0 | uport->state | 1-u64max |
| BIT_INFO | 1 | active | 0x0,0x80 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 0 | uport->sysrq_ch | 1-255 |
| HOST_DATA | 1 | active | 0-1[c] |
| HALF_LOCKED2 | &up->port.lock | ||
| HALF_LOCKED2 | flags |
drivers/tty/serial/mxs-auart.c mxs_auart_modem_status() -> uart_handle_dcd_change()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | uport | 4096-ptr_max |
| PARAM_VALUE | 0 | uport->cons | 0,4096-ptr_max |
| PARAM_VALUE | 0 | uport->state | 1-u64max |
| BIT_INFO | 1 | active | 0x0,0x40 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &s->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/atmel_serial.c atmel_handle_status() -> uart_handle_dcd_change()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | uport | 4096-ptr_max |
| BUF_SIZE | 0 | uport | s32min-(-1),1-s32max |
| BUF_SIZE | 0 | uport | s32min-(-1),1-s32max |
| DATA_SOURCE | 0 | uport | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 1 | active | 0-1 |
| UNITS | 0 | uport | unit_byte |
| LOCK2 | &atmel_port->lock_suspended | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct atmel_uart_port)->lock_suspended |
drivers/tty/serial/jsm/jsm_neo.c neo_parse_modem() -> uart_handle_dcd_change()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | uport | 4096-ptr_max |
| BIT_INFO | 1 | active | 0x0,0x80 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 1 | active | 0-1[c] |
| LOCK2 | lock_flags | ||
| HALF_LOCKED2 | &brd->bd_intr_lock | ||
| HALF_LOCKED2 | &ch->uart_port.lock | ||
| HALF_LOCKED2 | &port->lock | ||
| HALF_LOCKED2 | _T->lock | ||
| TYPE_LOCK | (struct uart_port)->lock |