Lines Matching +full:modem +full:- +full:control +full:- +full:line +full:- +full:ports
10 The reference implementation is contained within amba-pl011.c.
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18 information (defined by uart_port) and a set of control methods (defined
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28 the correct port structure (via uart_get_console()) and decoding command line
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41 necessary locking using port->lock. There are some exceptions (which
44 There are two locks. A per-port spinlock, and an overall semaphore.
46 From the core driver perspective, the port->lock locks the following
49 port->mctrl
50 port->icount
51 port->state->xmit.head (circ_buf->head)
52 port->state->xmit.tail (circ_buf->tail)
57 The port_sem semaphore is used to protect against ports being added/
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66 .. kernel-doc:: include/linux/serial_core.h
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72 .. kernel-doc:: drivers/tty/serial/serial_core.c
81 .. kernel-doc:: include/linux/serial_core.h
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98 Modem control lines via GPIO
99 ----------------------------
101 Some helpers are provided in order to set/get modem control lines via GPIO.
103 .. kernel-doc:: drivers/tty/serial/serial_mctrl_gpio.c