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Merge HEAD from master.kernel.org:/home/rmk/linux-2.6-serial

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This commit is contained in:
Linus Torvalds
2005-09-02 00:53:36 -07:00
parent 66f3767376 bc49a661e6
commit 138307b475
41 changed files with 200 additions and 393 deletions
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Documentation/serial/driver
+4 -11
View File
@@ -111,24 +111,17 @@ hardware.
Interrupts: locally disabled.
This call must not sleep
stop_tx(port,tty_stop)
stop_tx(port)
Stop transmitting characters. This might be due to the CTS
line becoming inactive or the tty layer indicating we want
to stop transmission.
tty_stop: 1 if this call is due to the TTY layer issuing a
TTY stop to the driver (equiv to rs_stop).
to stop transmission due to an XOFF character.
Locking: port->lock taken.
Interrupts: locally disabled.
This call must not sleep
start_tx(port,tty_start)
start transmitting characters. (incidentally, nonempty will
always be nonzero, and shouldn't be used - it will be dropped).
tty_start: 1 if this call was due to the TTY layer issuing
a TTY start to the driver (equiv to rs_start)
start_tx(port)
start transmitting characters.
Locking: port->lock taken.
Interrupts: locally disabled.
drivers/char/mwave/mwavedd.c
+10 -7
View File
@@ -57,6 +57,7 @@
#include <linux/sched.h>
#include <linux/spinlock.h>
#include <linux/delay.h>
#include <linux/serial_8250.h>
#include "smapi.h"
#include "mwavedd.h"
#include "3780i.h"
@@ -410,7 +411,7 @@ static ssize_t mwave_write(struct file *file, const char __user *buf,
static int register_serial_portandirq(unsigned int port, int irq)
{
struct serial_struct serial;
struct uart_port uart;
switch ( port ) {
case 0x3f8:
@@ -442,12 +443,14 @@ static int register_serial_portandirq(unsigned int port, int irq)
} /* switch */
/* irq is okay */
memset(&serial, 0, sizeof(serial));
serial.port = port;
serial.irq = irq;
serial.flags = ASYNC_SHARE_IRQ;
memset(&uart, 0, sizeof(struct uart_port));
return register_serial(&serial);
uart.uartclk = 1843200;
uart.iobase = port;
uart.irq = irq;
uart.iotype = UPIO_PORT;
uart.flags = UPF_SHARE_IRQ;
return serial8250_register_port(&uart);
}
@@ -523,7 +526,7 @@ static void mwave_exit(void)
#endif
if ( pDrvData->sLine >= 0 ) {
unregister_serial(pDrvData->sLine);
serial8250_unregister_port(pDrvData->sLine);
}
if (pDrvData->bMwaveDevRegistered) {
misc_deregister(&mwave_misc_dev);
drivers/misc/Kconfig
+1 -1
View File
@@ -6,7 +6,7 @@ menu "Misc devices"
config IBM_ASM
tristate "Device driver for IBM RSA service processor"
depends on X86 && PCI && EXPERIMENTAL
depends on X86 && PCI && EXPERIMENTAL && BROKEN
---help---
This option enables device driver support for in-band access to the
IBM RSA (Condor) service processor in eServer xSeries systems.
drivers/net/Kconfig
+1 -1
View File
@@ -447,7 +447,7 @@ config NET_SB1250_MAC
config SGI_IOC3_ETH
bool "SGI IOC3 Ethernet"
depends on NET_ETHERNET && PCI && SGI_IP27
depends on NET_ETHERNET && PCI && SGI_IP27 && BROKEN
select CRC32
select MII
help
drivers/serial/21285.c
+4 -6
View File
@@ -58,8 +58,7 @@ static const char serial21285_name[] = "Footbridge UART";
* int((BAUD_BASE - (baud >> 1)) / baud)
*/
static void
serial21285_stop_tx(struct uart_port *port, unsigned int tty_stop)
static void serial21285_stop_tx(struct uart_port *port)
{
if (tx_enabled(port)) {
disable_irq(IRQ_CONTX);
@@ -67,8 +66,7 @@ serial21285_stop_tx(struct uart_port *port, unsigned int tty_stop)
}
}
static void
serial21285_start_tx(struct uart_port *port, unsigned int tty_start)
static void serial21285_start_tx(struct uart_port *port)
{
if (!tx_enabled(port)) {
enable_irq(IRQ_CONTX);
@@ -148,7 +146,7 @@ static irqreturn_t serial21285_tx_chars(int irq, void *dev_id, struct pt_regs *r
goto out;
}
if (uart_circ_empty(xmit) || uart_tx_stopped(port)) {
serial21285_stop_tx(port, 0);
serial21285_stop_tx(port);
goto out;
}
@@ -164,7 +162,7 @@ static irqreturn_t serial21285_tx_chars(int irq, void *dev_id, struct pt_regs *r
uart_write_wakeup(port);
if (uart_circ_empty(xmit))
serial21285_stop_tx(port, 0);
serial21285_stop_tx(port);
out:
return IRQ_HANDLED;
drivers/serial/8250.c
+7 -82
View File
@@ -1001,7 +1001,7 @@ static inline void __stop_tx(struct uart_8250_port *p)
}
}
static void serial8250_stop_tx(struct uart_port *port, unsigned int tty_stop)
static void serial8250_stop_tx(struct uart_port *port)
{
struct uart_8250_port *up = (struct uart_8250_port *)port;
@@ -1018,7 +1018,7 @@ static void serial8250_stop_tx(struct uart_port *port, unsigned int tty_stop)
static void transmit_chars(struct uart_8250_port *up);
static void serial8250_start_tx(struct uart_port *port, unsigned int tty_start)
static void serial8250_start_tx(struct uart_port *port)
{
struct uart_8250_port *up = (struct uart_8250_port *)port;
@@ -1158,7 +1158,11 @@ static _INLINE_ void transmit_chars(struct uart_8250_port *up)
up->port.x_char = 0;
return;
}
if (uart_circ_empty(xmit) || uart_tx_stopped(&up->port)) {
if (uart_tx_stopped(&up->port)) {
serial8250_stop_tx(&up->port);
return;
}
if (uart_circ_empty(xmit)) {
__stop_tx(up);
return;
}
@@ -2586,82 +2590,3 @@ module_param_array(probe_rsa, ulong, &probe_rsa_count, 0444);
MODULE_PARM_DESC(probe_rsa, "Probe I/O ports for RSA");
#endif
MODULE_ALIAS_CHARDEV_MAJOR(TTY_MAJOR);
/**
* register_serial - configure a 16x50 serial port at runtime
* @req: request structure
*
* Configure the serial port specified by the request. If the
* port exists and is in use an error is returned. If the port
* is not currently in the table it is added.
*
* The port is then probed and if necessary the IRQ is autodetected
* If this fails an error is returned.
*
* On success the port is ready to use and the line number is returned.
*
* Note: this function is deprecated - use serial8250_register_port
* instead.
*/
int register_serial(struct serial_struct *req)
{
struct uart_port port;
port.iobase = req->port;
port.membase = req->iomem_base;
port.irq = req->irq;
port.uartclk = req->baud_base * 16;
port.fifosize = req->xmit_fifo_size;
port.regshift = req->iomem_reg_shift;
port.iotype = req->io_type;
port.flags = req->flags | UPF_BOOT_AUTOCONF;
port.mapbase = req->iomap_base;
port.dev = NULL;
if (share_irqs)
port.flags |= UPF_SHARE_IRQ;
if (HIGH_BITS_OFFSET)
port.iobase |= (long) req->port_high << HIGH_BITS_OFFSET;
/*
* If a clock rate wasn't specified by the low level driver, then
* default to the standard clock rate. This should be 115200 (*16)
* and should not depend on the architecture's BASE_BAUD definition.
* However, since this API will be deprecated, it's probably a
* better idea to convert the drivers to use the new API
* (serial8250_register_port and serial8250_unregister_port).
*/
if (port.uartclk == 0) {
printk(KERN_WARNING
"Serial: registering port at [%08x,%08lx,%p] irq %d with zero baud_base\n",
port.iobase, port.mapbase, port.membase, port.irq);
printk(KERN_WARNING "Serial: see %s:%d for more information\n",
__FILE__, __LINE__);
dump_stack();
/*
* Fix it up for now, but this is only a temporary measure.
*/
port.uartclk = BASE_BAUD * 16;
}
return serial8250_register_port(&port);
}
EXPORT_SYMBOL(register_serial);
/**
* unregister_serial - remove a 16x50 serial port at runtime
* @line: serial line number
*
* Remove one serial port. This may not be called from interrupt
* context. We hand the port back to our local PM control.
*
* Note: this function is deprecated - use serial8250_unregister_port
* instead.
*/
void unregister_serial(int line)
{
serial8250_unregister_port(line);
}
EXPORT_SYMBOL(unregister_serial);
drivers/serial/8250.h
+1 -5
View File
@@ -16,11 +16,7 @@
*/
#include <linux/config.h>
int serial8250_register_port(struct uart_port *);
void serial8250_unregister_port(int line);
void serial8250_suspend_port(int line);
void serial8250_resume_port(int line);
#include <linux/serial_8250.h>
struct old_serial_port {
unsigned int uart;
drivers/serial/Kconfig
+1 -1
View File
@@ -830,7 +830,7 @@ config SERIAL_M32R_PLDSIO
config SERIAL_TXX9
bool "TMPTX39XX/49XX SIO support"
depends HAS_TXX9_SERIAL
depends HAS_TXX9_SERIAL && BROKEN
select SERIAL_CORE
default y
drivers/serial/amba-pl010.c
+4 -4
View File
@@ -105,7 +105,7 @@ struct uart_amba_port {
unsigned int old_status;
};
static void pl010_stop_tx(struct uart_port *port, unsigned int tty_stop)
static void pl010_stop_tx(struct uart_port *port)
{
unsigned int cr;
@@ -114,7 +114,7 @@ static void pl010_stop_tx(struct uart_port *port, unsigned int tty_stop)
UART_PUT_CR(port, cr);
}
static void pl010_start_tx(struct uart_port *port, unsigned int tty_start)
static void pl010_start_tx(struct uart_port *port)
{
unsigned int cr;
@@ -219,7 +219,7 @@ static void pl010_tx_chars(struct uart_port *port)
return;
}
if (uart_circ_empty(xmit) || uart_tx_stopped(port)) {
pl010_stop_tx(port, 0);
pl010_stop_tx(port);
return;
}
@@ -236,7 +236,7 @@ static void pl010_tx_chars(struct uart_port *port)
uart_write_wakeup(port);
if (uart_circ_empty(xmit))
pl010_stop_tx(port, 0);
pl010_stop_tx(port);
}
static void pl010_modem_status(struct uart_port *port)
drivers/serial/amba-pl011.c
+4 -4
View File
@@ -74,7 +74,7 @@ struct uart_amba_port {
unsigned int old_status;
};
static void pl011_stop_tx(struct uart_port *port, unsigned int tty_stop)
static void pl011_stop_tx(struct uart_port *port)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
@@ -82,7 +82,7 @@ static void pl011_stop_tx(struct uart_port *port, unsigned int tty_stop)
writew(uap->im, uap->port.membase + UART011_IMSC);
}
static void pl011_start_tx(struct uart_port *port, unsigned int tty_start)
static void pl011_start_tx(struct uart_port *port)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
@@ -184,7 +184,7 @@ static void pl011_tx_chars(struct uart_amba_port *uap)
return;
}
if (uart_circ_empty(xmit) || uart_tx_stopped(&uap->port)) {
pl011_stop_tx(&uap->port, 0);
pl011_stop_tx(&uap->port);
return;
}
@@ -201,7 +201,7 @@ static void pl011_tx_chars(struct uart_amba_port *uap)
uart_write_wakeup(&uap->port);
if (uart_circ_empty(xmit))
pl011_stop_tx(&uap->port, 0);
pl011_stop_tx(&uap->port);
}
static void pl011_modem_status(struct uart_amba_port *uap)
drivers/serial/au1x00_uart.c
+4 -4
View File
@@ -200,7 +200,7 @@ static void autoconfig(struct uart_8250_port *up, unsigned int probeflags)
DEBUG_AUTOCONF("type=%s\n", uart_config[up->port.type].name);
}
static void serial8250_stop_tx(struct uart_port *port, unsigned int tty_stop)
static void serial8250_stop_tx(struct uart_port *port)
{
struct uart_8250_port *up = (struct uart_8250_port *)port;
@@ -210,7 +210,7 @@ static void serial8250_stop_tx(struct uart_port *port, unsigned int tty_stop)
}
}
static void serial8250_start_tx(struct uart_port *port, unsigned int tty_start)
static void serial8250_start_tx(struct uart_port *port)
{
struct uart_8250_port *up = (struct uart_8250_port *)port;
@@ -337,7 +337,7 @@ static _INLINE_ void transmit_chars(struct uart_8250_port *up)
return;
}
if (uart_circ_empty(xmit) || uart_tx_stopped(&up->port)) {
serial8250_stop_tx(&up->port, 0);
serial8250_stop_tx(&up->port);
return;
}
@@ -356,7 +356,7 @@ static _INLINE_ void transmit_chars(struct uart_8250_port *up)
DEBUG_INTR("THRE...");
if (uart_circ_empty(xmit))
serial8250_stop_tx(&up->port, 0);
serial8250_stop_tx(&up->port);
}
static _INLINE_ void check_modem_status(struct uart_8250_port *up)
drivers/serial/clps711x.c
+4 -6
View File
@@ -69,8 +69,7 @@
#define tx_enabled(port) ((port)->unused[0])
static void
clps711xuart_stop_tx(struct uart_port *port, unsigned int tty_stop)
static void clps711xuart_stop_tx(struct uart_port *port)
{
if (tx_enabled(port)) {
disable_irq(TX_IRQ(port));
@@ -78,8 +77,7 @@ clps711xuart_stop_tx(struct uart_port *port, unsigned int tty_stop)
}
}
static void
clps711xuart_start_tx(struct uart_port *port, unsigned int tty_start)
static void clps711xuart_start_tx(struct uart_port *port)
{
if (!tx_enabled(port)) {
enable_irq(TX_IRQ(port));
@@ -165,7 +163,7 @@ static irqreturn_t clps711xuart_int_tx(int irq, void *dev_id, struct pt_regs *re
return IRQ_HANDLED;
}
if (uart_circ_empty(xmit) || uart_tx_stopped(port)) {
clps711xuart_stop_tx(port, 0);
clps711xuart_stop_tx(port);
return IRQ_HANDLED;
}
@@ -182,7 +180,7 @@ static irqreturn_t clps711xuart_int_tx(int irq, void *dev_id, struct pt_regs *re
uart_write_wakeup(port);
if (uart_circ_empty(xmit))
clps711xuart_stop_tx(port, 0);
clps711xuart_stop_tx(port);
return IRQ_HANDLED;
}
drivers/serial/cpm_uart/cpm_uart_core.c
+4 -4
View File
@@ -124,7 +124,7 @@ static unsigned int cpm_uart_get_mctrl(struct uart_port *port)
/*
* Stop transmitter
*/
static void cpm_uart_stop_tx(struct uart_port *port, unsigned int tty_stop)
static void cpm_uart_stop_tx(struct uart_port *port)
{
struct uart_cpm_port *pinfo = (struct uart_cpm_port *)port;
volatile smc_t *smcp = pinfo->smcp;
@@ -141,7 +141,7 @@ static void cpm_uart_stop_tx(struct uart_port *port, unsigned int tty_stop)
/*
* Start transmitter
*/
static void cpm_uart_start_tx(struct uart_port *port, unsigned int tty_start)
static void cpm_uart_start_tx(struct uart_port *port)
{
struct uart_cpm_port *pinfo = (struct uart_cpm_port *)port;
volatile smc_t *smcp = pinfo->smcp;
@@ -623,7 +623,7 @@ static int cpm_uart_tx_pump(struct uart_port *port)
}
if (uart_circ_empty(xmit) || uart_tx_stopped(port)) {
cpm_uart_stop_tx(port, 0);
cpm_uart_stop_tx(port);
return 0;
}
@@ -656,7 +656,7 @@ static int cpm_uart_tx_pump(struct uart_port *port)
uart_write_wakeup(port);
if (uart_circ_empty(xmit)) {
cpm_uart_stop_tx(port, 0);
cpm_uart_stop_tx(port);
return 0;
}
drivers/serial/dz.c
+5 -5
View File
@@ -112,7 +112,7 @@ static inline void dz_out(struct dz_port *dport, unsigned offset,
* ------------------------------------------------------------
*/
static void dz_stop_tx(struct uart_port *uport, unsigned int tty_stop)
static void dz_stop_tx(struct uart_port *uport)
{
struct dz_port *dport = (struct dz_port *)uport;
unsigned short tmp, mask = 1 << dport->port.line;
@@ -125,7 +125,7 @@ static void dz_stop_tx(struct uart_port *uport, unsigned int tty_stop)
spin_unlock_irqrestore(&dport->port.lock, flags);
}
static void dz_start_tx(struct uart_port *uport, unsigned int tty_start)
static void dz_start_tx(struct uart_port *uport)
{
struct dz_port *dport = (struct dz_port *)uport;
unsigned short tmp, mask = 1 << dport->port.line;
@@ -290,7 +290,7 @@ static inline void dz_transmit_chars(struct dz_port *dport)
}
/* if nothing to do or stopped or hardware stopped */
if (uart_circ_empty(xmit) || uart_tx_stopped(&dport->port)) {
dz_stop_tx(&dport->port, 0);
dz_stop_tx(&dport->port);
return;
}
@@ -308,7 +308,7 @@ static inline void dz_transmit_chars(struct dz_port *dport)
/* Are we done */
if (uart_circ_empty(xmit))
dz_stop_tx(&dport->port, 0);
dz_stop_tx(&dport->port);
}
/*
@@ -440,7 +440,7 @@ static int dz_startup(struct uart_port *uport)
*/
static void dz_shutdown(struct uart_port *uport)
{
dz_stop_tx(uport, 0);
dz_stop_tx(uport);
}
/*
drivers/serial/icom.c
+2 -4
View File
@@ -989,18 +989,16 @@ static unsigned int icom_get_mctrl(struct uart_port *port)
return result;
}
static void icom_stop_tx(struct uart_port *port, unsigned int tty_stop)
static void icom_stop_tx(struct uart_port *port)
{
unsigned char cmdReg;
if (tty_stop) {
trace(ICOM_PORT, "STOP", 0);
cmdReg = readb(&ICOM_PORT->dram->CmdReg);
writeb(cmdReg | CMD_HOLD_XMIT, &ICOM_PORT->dram->CmdReg);
}
}
static void icom_start_tx(struct uart_port *port, unsigned int tty_start)
static void icom_start_tx(struct uart_port *port)
{
unsigned char cmdReg;
drivers/serial/imx.c
+23 -5
View File
@@ -124,7 +124,7 @@ static void imx_timeout(unsigned long data)
/*
* interrupts disabled on entry
*/
static void imx_stop_tx(struct uart_port *port, unsigned int tty_stop)
static void imx_stop_tx(struct uart_port *port)
{
struct imx_port *sport = (struct imx_port *)port;
UCR1((u32)sport->port.membase) &= ~UCR1_TXMPTYEN;
@@ -165,13 +165,13 @@ static inline void imx_transmit_buffer(struct imx_port *sport)
} while (!(UTS((u32)sport->port.membase) & UTS_TXFULL));
if (uart_circ_empty(xmit))
imx_stop_tx(&sport->port, 0);
imx_stop_tx(&sport->port);
}
/*
* interrupts disabled on entry
*/
static void imx_start_tx(struct uart_port *port, unsigned int tty_start)
static void imx_start_tx(struct uart_port *port)
{
struct imx_port *sport = (struct imx_port *)port;
@@ -196,7 +196,7 @@ static irqreturn_t imx_txint(int irq, void *dev_id, struct pt_regs *regs)
}
if (uart_circ_empty(xmit) || uart_tx_stopped(&sport->port)) {
imx_stop_tx(&sport->port, 0);
imx_stop_tx(&sport->port);
goto out;
}
@@ -291,13 +291,31 @@ static unsigned int imx_tx_empty(struct uart_port *port)
return USR2((u32)sport->port.membase) & USR2_TXDC ? TIOCSER_TEMT : 0;
}
/*
* We have a modem side uart, so the meanings of RTS and CTS are inverted.
*/
static unsigned int imx_get_mctrl(struct uart_port *port)
{
return TIOCM_CTS | TIOCM_DSR | TIOCM_CAR;
struct imx_port *sport = (struct imx_port *)port;
unsigned int tmp = TIOCM_DSR | TIOCM_CAR;
if (USR1((u32)sport->port.membase) & USR1_RTSS)
tmp |= TIOCM_CTS;
if (UCR2((u32)sport->port.membase) & UCR2_CTS)
tmp |= TIOCM_RTS;
return tmp;
}
static void imx_set_mctrl(struct uart_port *port, unsigned int mctrl)
{
struct imx_port *sport = (struct imx_port *)port;
if (mctrl & TIOCM_RTS)
UCR2((u32)sport->port.membase) |= UCR2_CTS;
else
UCR2((u32)sport->port.membase) &= ~UCR2_CTS;
}
/*
drivers/serial/ioc4_serial.c
+2 -4
View File
@@ -2373,10 +2373,9 @@ static unsigned int ic4_tx_empty(struct uart_port *the_port)
/**
* ic4_stop_tx - stop the transmitter
* @port: Port to operate on
* @tty_stop: Set to 1 if called via uart_stop
*
*/
static void ic4_stop_tx(struct uart_port *the_port, unsigned int tty_stop)
static void ic4_stop_tx(struct uart_port *the_port)
{
}
@@ -2471,10 +2470,9 @@ static unsigned int ic4_get_mctrl(struct uart_port *the_port)
/**
* ic4_start_tx - Start transmitter, flush any output
* @port: Port to operate on
* @tty_stop: Set to 1 if called via uart_start
*
*/
static void ic4_start_tx(struct uart_port *the_port, unsigned int tty_stop)
static void ic4_start_tx(struct uart_port *the_port)
{
struct ioc4_port *port = get_ioc4_port(the_port);
unsigned long flags;
drivers/serial/ip22zilog.c
+2 -2
View File
@@ -592,7 +592,7 @@ static void ip22zilog_set_mctrl(struct uart_port *port, unsigned int mctrl)
}
/* The port lock is held and interrupts are disabled. */
static void ip22zilog_stop_tx(struct uart_port *port, unsigned int tty_stop)
static void ip22zilog_stop_tx(struct uart_port *port)
{
struct uart_ip22zilog_port *up = (struct uart_ip22zilog_port *) port;
@@ -600,7 +600,7 @@ static void ip22zilog_stop_tx(struct uart_port *port, unsigned int tty_stop)
}
/* The port lock is held and interrupts are disabled. */
static void ip22zilog_start_tx(struct uart_port *port, unsigned int tty_start)
static void ip22zilog_start_tx(struct uart_port *port)
{
struct uart_ip22zilog_port *up = (struct uart_ip22zilog_port *) port;
struct zilog_channel *channel = ZILOG_CHANNEL_FROM_PORT(port);
drivers/serial/jsm/jsm_tty.c
+2 -2
View File
@@ -113,7 +113,7 @@ static void jsm_tty_set_mctrl(struct uart_port *port, unsigned int mctrl)
udelay(10);
}
static void jsm_tty_start_tx(struct uart_port *port, unsigned int tty_start)
static void jsm_tty_start_tx(struct uart_port *port)
{
struct jsm_channel *channel = (struct jsm_channel *)port;
@@ -125,7 +125,7 @@ static void jsm_tty_start_tx(struct uart_port *port, unsigned int tty_start)
jsm_printk(IOCTL, INFO, &channel->ch_bd->pci_dev, "finish\n");
}
static void jsm_tty_stop_tx(struct uart_port *port, unsigned int tty_stop)
static void jsm_tty_stop_tx(struct uart_port *port)
{
struct jsm_channel *channel = (struct jsm_channel *)port;
drivers/serial/m32r_sio.c
+4 -4
View File
@@ -275,7 +275,7 @@ serial_out(struct uart_sio_port *up, int offset, int value)
__sio_out(value, offset);
}
static void m32r_sio_stop_tx(struct uart_port *port, unsigned int tty_stop)
static void m32r_sio_stop_tx(struct uart_port *port)
{
struct uart_sio_port *up = (struct uart_sio_port *)port;
@@ -285,7 +285,7 @@ static void m32r_sio_stop_tx(struct uart_port *port, unsigned int tty_stop)
}
}
static void m32r_sio_start_tx(struct uart_port *port, unsigned int tty_start)
static void m32r_sio_start_tx(struct uart_port *port)
{
#ifdef CONFIG_SERIAL_M32R_PLDSIO
struct uart_sio_port *up = (struct uart_sio_port *)port;
@@ -425,7 +425,7 @@ static _INLINE_ void transmit_chars(struct uart_sio_port *up)
return;
}
if (uart_circ_empty(xmit) || uart_tx_stopped(&up->port)) {
m32r_sio_stop_tx(&up->port, 0);
m32r_sio_stop_tx(&up->port);
return;
}
@@ -446,7 +446,7 @@ static _INLINE_ void transmit_chars(struct uart_sio_port *up)
DEBUG_INTR("THRE...");
if (uart_circ_empty(xmit))
m32r_sio_stop_tx(&up->port, 0);
m32r_sio_stop_tx(&up->port);
}
/*

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