static void tx_timeout(struct timer_list *t);
static bool carrier_raised(struct tty_port *port);
-static void dtr_rts(struct tty_port *port, int onoff);
+static void dtr_rts(struct tty_port *port, bool onoff);
#if SYNCLINK_GENERIC_HDLC
#define dev_to_port(D) (dev_to_hdlc(D)->priv)
return info->serial_signals & SerialSignal_DCD;
}
-static void dtr_rts(struct tty_port *port, int onoff)
+static void dtr_rts(struct tty_port *port, bool onoff)
{
MGSLPC_INFO *info = container_of(port, MGSLPC_INFO, port);
unsigned long flags;
* adjusted during an open, close and hangup.
*/
-static void uart_dtr_rts(struct tty_port *tport, int onoff)
+static void uart_dtr_rts(struct tty_port *tport, bool onoff)
{
struct sdio_uart_port *port =
container_of(tport, struct sdio_uart_port, port);
int ret = sdio_uart_claim_func(port);
if (ret)
return;
- if (onoff == 0)
+ if (!onoff)
sdio_uart_clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
else
sdio_uart_set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
return -ENOIOCTLCMD;
}
-static void gb_tty_dtr_rts(struct tty_port *port, int on)
+static void gb_tty_dtr_rts(struct tty_port *port, bool on)
{
struct gb_tty *gb_tty;
u8 newctrl;
return !(ciab.pra & SER_DCD);
}
-static void amiga_dtr_rts(struct tty_port *port, int raise)
+static void amiga_dtr_rts(struct tty_port *port, bool raise)
{
struct serial_state *info = container_of(port, struct serial_state,
tport);
/* We are ready... raise DTR/RTS */
if (C_BAUD(tty))
if (hp->ops->dtr_rts)
- hp->ops->dtr_rts(hp, 1);
+ hp->ops->dtr_rts(hp, true);
tty_port_set_initialized(&hp->port, true);
}
if (C_HUPCL(tty))
if (hp->ops->dtr_rts)
- hp->ops->dtr_rts(hp, 0);
+ hp->ops->dtr_rts(hp, false);
if (hp->ops->notifier_del)
hp->ops->notifier_del(hp, hp->data);
int (*tiocmset)(struct hvc_struct *hp, unsigned int set, unsigned int clear);
/* Callbacks to handle tty ports */
- void (*dtr_rts)(struct hvc_struct *hp, int raise);
+ void (*dtr_rts)(struct hvc_struct *hp, bool raise);
};
/* Register a vterm and a slot index for use as a console (console_init) */
/**
* hvc_iucv_dtr_rts() - HVC notifier for handling DTR/RTS
* @hp: Pointer the HVC device (struct hvc_struct)
- * @raise: Non-zero to raise or zero to lower DTR/RTS lines
+ * @raise: True to raise or false to lower DTR/RTS lines
*
* This routine notifies the HVC back-end to raise or lower DTR/RTS
* lines. Raising DTR/RTS is ignored. Lowering DTR/RTS indicates to
* drop the IUCV connection (similar to hang up the modem).
*/
-static void hvc_iucv_dtr_rts(struct hvc_struct *hp, int raise)
+static void hvc_iucv_dtr_rts(struct hvc_struct *hp, bool raise)
{
struct hvc_iucv_private *priv;
struct iucv_path *path;
static void moxa_set_tty_param(struct tty_struct *, const struct ktermios *);
static void moxa_shutdown(struct tty_port *);
static bool moxa_carrier_raised(struct tty_port *);
-static void moxa_dtr_rts(struct tty_port *, int);
+static void moxa_dtr_rts(struct tty_port *, bool);
/*
* moxa board interface functions:
*/
static void MoxaPortEnable(struct moxa_port *);
static void MoxaPortDisable(struct moxa_port *);
static int MoxaPortSetTermio(struct moxa_port *, struct ktermios *, speed_t);
-static int MoxaPortGetLineOut(struct moxa_port *, int *, int *);
-static void MoxaPortLineCtrl(struct moxa_port *, int, int);
+static int MoxaPortGetLineOut(struct moxa_port *, bool *, bool *);
+static void MoxaPortLineCtrl(struct moxa_port *, bool, bool);
static void MoxaPortFlowCtrl(struct moxa_port *, int, int, int, int, int);
static int MoxaPortLineStatus(struct moxa_port *);
static void MoxaPortFlushData(struct moxa_port *, int);
return dcd;
}
-static void moxa_dtr_rts(struct tty_port *port, int onoff)
+static void moxa_dtr_rts(struct tty_port *port, bool onoff)
{
struct moxa_port *ch = container_of(port, struct moxa_port, port);
MoxaPortLineCtrl(ch, onoff, onoff);
if (!tty_port_initialized(&ch->port)) {
ch->statusflags = 0;
moxa_set_tty_param(tty, &tty->termios);
- MoxaPortLineCtrl(ch, 1, 1);
+ MoxaPortLineCtrl(ch, true, true);
MoxaPortEnable(ch);
MoxaSetFifo(ch, ch->type == PORT_16550A);
tty_port_set_initialized(&ch->port, true);
static int moxa_tiocmget(struct tty_struct *tty)
{
struct moxa_port *ch = tty->driver_data;
- int flag = 0, dtr, rts;
+ bool dtr, rts;
+ int flag = 0;
+ int status;
MoxaPortGetLineOut(ch, &dtr, &rts);
if (dtr)
flag |= TIOCM_DTR;
if (rts)
flag |= TIOCM_RTS;
- dtr = MoxaPortLineStatus(ch);
- if (dtr & 1)
+ status = MoxaPortLineStatus(ch);
+ if (status & 1)
flag |= TIOCM_CTS;
- if (dtr & 2)
+ if (status & 2)
flag |= TIOCM_DSR;
- if (dtr & 4)
+ if (status & 4)
flag |= TIOCM_CD;
return flag;
}
unsigned int set, unsigned int clear)
{
struct moxa_port *ch;
- int dtr, rts;
+ bool dtr, rts;
mutex_lock(&moxa_openlock);
ch = tty->driver_data;
MoxaPortGetLineOut(ch, &dtr, &rts);
if (set & TIOCM_RTS)
- rts = 1;
+ rts = true;
if (set & TIOCM_DTR)
- dtr = 1;
+ dtr = true;
if (clear & TIOCM_RTS)
- rts = 0;
+ rts = false;
if (clear & TIOCM_DTR)
- dtr = 0;
+ dtr = false;
MoxaPortLineCtrl(ch, dtr, rts);
mutex_unlock(&moxa_openlock);
return 0;
*
* Function 13: Get the DTR/RTS state of this port.
* Syntax:
- * int MoxaPortGetLineOut(int port, int *dtrState, int *rtsState);
+ * int MoxaPortGetLineOut(int port, bool *dtrState, bool *rtsState);
* int port : port number (0 - 127)
- * int * dtrState : pointer to INT to receive the current DTR
+ * bool * dtrState : pointer to bool to receive the current DTR
* state. (if NULL, this function will not
* write to this address)
- * int * rtsState : pointer to INT to receive the current RTS
+ * bool * rtsState : pointer to bool to receive the current RTS
* state. (if NULL, this function will not
* write to this address)
*
*
* Function 14: Setting the DTR/RTS output state of this port.
* Syntax:
- * void MoxaPortLineCtrl(int port, int dtrState, int rtsState);
+ * void MoxaPortLineCtrl(int port, bool dtrState, bool rtsState);
* int port : port number (0 - 127)
- * int dtrState : DTR output state (0: off, 1: on)
- * int rtsState : RTS output state (0: off, 1: on)
+ * bool dtrState : DTR output state
+ * bool rtsState : RTS output state
*
*
* Function 15: Setting the flow control of this port.
return baud;
}
-static int MoxaPortGetLineOut(struct moxa_port *port, int *dtrState,
- int *rtsState)
+static int MoxaPortGetLineOut(struct moxa_port *port, bool *dtrState,
+ bool *rtsState)
{
if (dtrState)
- *dtrState = !!(port->lineCtrl & DTR_ON);
+ *dtrState = port->lineCtrl & DTR_ON;
if (rtsState)
- *rtsState = !!(port->lineCtrl & RTS_ON);
+ *rtsState = port->lineCtrl & RTS_ON;
return 0;
}
-static void MoxaPortLineCtrl(struct moxa_port *port, int dtr, int rts)
+static void MoxaPortLineCtrl(struct moxa_port *port, bool dtr, bool rts)
{
u8 mode = 0;
return inb(mp->ioaddr + UART_MSR) & UART_MSR_DCD;
}
-static void mxser_dtr_rts(struct tty_port *port, int on)
+static void mxser_dtr_rts(struct tty_port *port, bool on)
{
struct mxser_port *mp = container_of(port, struct mxser_port, port);
unsigned long flags;
return dlci->modem_rx & TIOCM_CD;
}
-static void gsm_dtr_rts(struct tty_port *port, int onoff)
+static void gsm_dtr_rts(struct tty_port *port, bool onoff)
{
struct gsm_dlci *dlci = container_of(port, struct gsm_dlci, port);
unsigned int modem_tx = dlci->modem_tx;
#define uart_set_mctrl(port, set) uart_update_mctrl(port, set, 0)
#define uart_clear_mctrl(port, clear) uart_update_mctrl(port, 0, clear)
-static void uart_port_dtr_rts(struct uart_port *uport, int raise)
+static void uart_port_dtr_rts(struct uart_port *uport, bool raise)
{
if (raise)
uart_set_mctrl(uport, TIOCM_DTR | TIOCM_RTS);
* port is open and ready to respond.
*/
if (init_hw && C_BAUD(tty))
- uart_port_dtr_rts(uport, 1);
+ uart_port_dtr_rts(uport, true);
}
/*
}
if (!tty || C_HUPCL(tty))
- uart_port_dtr_rts(uport, 0);
+ uart_port_dtr_rts(uport, false);
uart_port_shutdown(port);
}
return mctrl & TIOCM_CAR;
}
-static void uart_dtr_rts(struct tty_port *port, int raise)
+static void uart_dtr_rts(struct tty_port *port, bool raise)
{
struct uart_state *state = container_of(port, struct uart_state, port);
struct uart_port *uport;
return info->signals & SerialSignal_DCD;
}
-static void dtr_rts(struct tty_port *port, int on)
+static void dtr_rts(struct tty_port *port, bool on)
{
unsigned long flags;
struct slgt_info *info = container_of(port, struct slgt_info, port);
void tty_port_raise_dtr_rts(struct tty_port *port)
{
if (port->ops->dtr_rts)
- port->ops->dtr_rts(port, 1);
+ port->ops->dtr_rts(port, true);
}
EXPORT_SYMBOL(tty_port_raise_dtr_rts);
void tty_port_lower_dtr_rts(struct tty_port *port)
{
if (port->ops->dtr_rts)
- port->ops->dtr_rts(port, 0);
+ port->ops->dtr_rts(port, false);
}
EXPORT_SYMBOL(tty_port_lower_dtr_rts);
return tty_port_open(&acm->port, tty, filp);
}
-static void acm_port_dtr_rts(struct tty_port *port, int raise)
+static void acm_port_dtr_rts(struct tty_port *port, bool raise)
{
struct acm *acm = container_of(port, struct acm, port);
int val;
return true;
}
-static void serial_port_dtr_rts(struct tty_port *port, int on)
+static void serial_port_dtr_rts(struct tty_port *port, bool on)
{
struct usb_serial_port *p = container_of(port, struct usb_serial_port, port);
struct usb_serial_driver *drv = p->serial->type;
/**
* struct tty_port_operations -- operations on tty_port
* @carrier_raised: return true if the carrier is raised on @port
- * @dtr_rts: raise the DTR line if @raise is nonzero, otherwise lower DTR
+ * @dtr_rts: raise the DTR line if @raise is true, otherwise lower DTR
* @shutdown: called when the last close completes or a hangup finishes IFF the
* port was initialized. Do not use to free resources. Turn off the device
* only. Called under the port mutex to serialize against @activate and
*/
struct tty_port_operations {
bool (*carrier_raised)(struct tty_port *port);
- void (*dtr_rts)(struct tty_port *port, int raise);
+ void (*dtr_rts)(struct tty_port *port, bool raise);
void (*shutdown)(struct tty_port *port);
int (*activate)(struct tty_port *port, struct tty_struct *tty);
void (*destruct)(struct tty_port *port);