@@ -259,7 +259,7 @@ static void serial8250_backup_timeout(struct timer_list *t)
unsigned int iir, ier = 0, lsr;
unsigned long flags;
- spin_lock_irqsave(&up->port.lock, flags);
+ uart_port_lock_irqsave(&up->port, &flags);
/*
* Must disable interrupts or else we risk racing with the interrupt
@@ -292,7 +292,7 @@ static void serial8250_backup_timeout(struct timer_list *t)
if (up->port.irq)
serial_out(up, UART_IER, ier);
- spin_unlock_irqrestore(&up->port.lock, flags);
+ uart_port_unlock_irqrestore(&up->port, flags);
/* Standard timer interval plus 0.2s to keep the port running */
mod_timer(&up->timer,
@@ -992,11 +992,11 @@ static void serial_8250_overrun_backoff_work(struct work_struct *work)
struct uart_port *port = &up->port;
unsigned long flags;
- spin_lock_irqsave(&port->lock, flags);
+ uart_port_lock_irqsave(port, &flags);
up->ier |= UART_IER_RLSI | UART_IER_RDI;
up->port.read_status_mask |= UART_LSR_DR;
serial_out(up, UART_IER, up->ier);
- spin_unlock_irqrestore(&port->lock, flags);
+ uart_port_unlock_irqrestore(port, flags);
}
/**
@@ -1194,9 +1194,9 @@ void serial8250_unregister_port(int line)
if (uart->em485) {
unsigned long flags;
- spin_lock_irqsave(&uart->port.lock, flags);
+ uart_port_lock_irqsave(&uart->port, &flags);
serial8250_em485_destroy(uart);
- spin_unlock_irqrestore(&uart->port.lock, flags);
+ uart_port_unlock_irqrestore(&uart->port, flags);
}
uart_remove_one_port(&serial8250_reg, &uart->port);
@@ -689,7 +689,7 @@ static void serial8250_set_sleep(struct uart_8250_port *p, int sleep)
if (p->capabilities & UART_CAP_SLEEP) {
/* Synchronize UART_IER access against the console. */
- spin_lock_irq(&p->port.lock);
+ uart_port_lock_irq(&p->port);
if (p->capabilities & UART_CAP_EFR) {
lcr = serial_in(p, UART_LCR);
efr = serial_in(p, UART_EFR);
@@ -703,7 +703,7 @@ static void serial8250_set_sleep(struct uart_8250_port *p, int sleep)
serial_out(p, UART_EFR, efr);
serial_out(p, UART_LCR, lcr);
}
- spin_unlock_irq(&p->port.lock);
+ uart_port_unlock_irq(&p->port);
}
serial8250_rpm_put(p);
@@ -746,9 +746,9 @@ static void enable_rsa(struct uart_8250_port *up)
{
if (up->port.type == PORT_RSA) {
if (up->port.uartclk != SERIAL_RSA_BAUD_BASE * 16) {
- spin_lock_irq(&up->port.lock);
+ uart_port_lock_irq(&up->port);
__enable_rsa(up);
- spin_unlock_irq(&up->port.lock);
+ uart_port_unlock_irq(&up->port);
}
if (up->port.uartclk == SERIAL_RSA_BAUD_BASE * 16)
serial_out(up, UART_RSA_FRR, 0);
@@ -768,7 +768,7 @@ static void disable_rsa(struct uart_8250_port *up)
if (up->port.type == PORT_RSA &&
up->port.uartclk == SERIAL_RSA_BAUD_BASE * 16) {
- spin_lock_irq(&up->port.lock);
+ uart_port_lock_irq(&up->port);
mode = serial_in(up, UART_RSA_MSR);
result = !(mode & UART_RSA_MSR_FIFO);
@@ -781,7 +781,7 @@ static void disable_rsa(struct uart_8250_port *up)
if (result)
up->port.uartclk = SERIAL_RSA_BAUD_BASE_LO * 16;
- spin_unlock_irq(&up->port.lock);
+ uart_port_unlock_irq(&up->port);
}
}
#endif /* CONFIG_SERIAL_8250_RSA */
@@ -1172,7 +1172,7 @@ static void autoconfig(struct uart_8250_port *up)
*
* Synchronize UART_IER access against the console.
*/
- spin_lock_irqsave(&port->lock, flags);
+ uart_port_lock_irqsave(port, &flags);
up->capabilities = 0;
up->bugs = 0;
@@ -1211,7 +1211,7 @@ static void autoconfig(struct uart_8250_port *up)
/*
* We failed; there's nothing here
*/
- spin_unlock_irqrestore(&port->lock, flags);
+ uart_port_unlock_irqrestore(port, flags);
DEBUG_AUTOCONF("IER test failed (%02x, %02x) ",
scratch2, scratch3);
goto out;
@@ -1235,7 +1235,7 @@ static void autoconfig(struct uart_8250_port *up)
status1 = serial_in(up, UART_MSR) & UART_MSR_STATUS_BITS;
serial8250_out_MCR(up, save_mcr);
if (status1 != (UART_MSR_DCD | UART_MSR_CTS)) {
- spin_unlock_irqrestore(&port->lock, flags);
+ uart_port_unlock_irqrestore(port, flags);
DEBUG_AUTOCONF("LOOP test failed (%02x) ",
status1);
goto out;
@@ -1304,7 +1304,7 @@ static void autoconfig(struct uart_8250_port *up)
serial8250_clear_IER(up);
out_unlock:
- spin_unlock_irqrestore(&port->lock, flags);
+ uart_port_unlock_irqrestore(port, flags);
/*
* Check if the device is a Fintek F81216A
@@ -1344,9 +1344,9 @@ static void autoconfig_irq(struct uart_8250_port *up)
probe_irq_off(probe_irq_on());
save_mcr = serial8250_in_MCR(up);
/* Synchronize UART_IER access against the console. */
- spin_lock_irq(&port->lock);
+ uart_port_lock_irq(port);
save_ier = serial_in(up, UART_IER);
- spin_unlock_irq(&port->lock);
+ uart_port_unlock_irq(port);
serial8250_out_MCR(up, UART_MCR_OUT1 | UART_MCR_OUT2);
irqs = probe_irq_on();
@@ -1359,9 +1359,9 @@ static void autoconfig_irq(struct uart_8250_port *up)
UART_MCR_DTR | UART_MCR_RTS | UART_MCR_OUT2);
}
/* Synchronize UART_IER access against the console. */
- spin_lock_irq(&port->lock);
+ uart_port_lock_irq(port);
serial_out(up, UART_IER, UART_IER_ALL_INTR);
- spin_unlock_irq(&port->lock);
+ uart_port_unlock_irq(port);
serial_in(up, UART_LSR);
serial_in(up, UART_RX);
serial_in(up, UART_IIR);
@@ -1372,9 +1372,9 @@ static void autoconfig_irq(struct uart_8250_port *up)
serial8250_out_MCR(up, save_mcr);
/* Synchronize UART_IER access against the console. */
- spin_lock_irq(&port->lock);
+ uart_port_lock_irq(port);
serial_out(up, UART_IER, save_ier);
- spin_unlock_irq(&port->lock);
+ uart_port_unlock_irq(port);
if (port->flags & UPF_FOURPORT)
outb_p(save_ICP, ICP);
@@ -1442,13 +1442,13 @@ static enum hrtimer_restart serial8250_em485_handle_stop_tx(struct hrtimer *t)
unsigned long flags;
serial8250_rpm_get(p);
- spin_lock_irqsave(&p->port.lock, flags);
+ uart_port_lock_irqsave(&p->port, &flags);
if (em485->active_timer == &em485->stop_tx_timer) {
p->rs485_stop_tx(p);
em485->active_timer = NULL;
em485->tx_stopped = true;
}
- spin_unlock_irqrestore(&p->port.lock, flags);
+ uart_port_unlock_irqrestore(&p->port, flags);
serial8250_rpm_put(p);
return HRTIMER_NORESTART;
@@ -1630,12 +1630,12 @@ static enum hrtimer_restart serial8250_em485_handle_start_tx(struct hrtimer *t)
struct uart_8250_port *p = em485->port;
unsigned long flags;
- spin_lock_irqsave(&p->port.lock, flags);
+ uart_port_lock_irqsave(&p->port, &flags);
if (em485->active_timer == &em485->start_tx_timer) {
__start_tx(&p->port);
em485->active_timer = NULL;
}
- spin_unlock_irqrestore(&p->port.lock, flags);
+ uart_port_unlock_irqrestore(&p->port, flags);
return HRTIMER_NORESTART;
}
@@ -1918,7 +1918,7 @@ int serial8250_handle_irq(struct uart_port *port, unsigned int iir)
if (iir & UART_IIR_NO_INT)
return 0;
- spin_lock_irqsave(&port->lock, flags);
+ uart_port_lock_irqsave(port, &flags);
status = serial_lsr_in(up);
@@ -1985,9 +1985,9 @@ static int serial8250_tx_threshold_handle_irq(struct uart_port *port)
if ((iir & UART_IIR_ID) == UART_IIR_THRI) {
struct uart_8250_port *up = up_to_u8250p(port);
- spin_lock_irqsave(&port->lock, flags);
+ uart_port_lock_irqsave(port, &flags);
serial8250_tx_chars(up);
- spin_unlock_irqrestore(&port->lock, flags);
+ uart_port_unlock_irqrestore(port, flags);
}
iir = serial_port_in(port, UART_IIR);
@@ -2002,10 +2002,10 @@ static unsigned int serial8250_tx_empty(struct uart_port *port)
serial8250_rpm_get(up);
- spin_lock_irqsave(&port->lock, flags);
+ uart_port_lock_irqsave(port, &flags);
if (!serial8250_tx_dma_running(up) && uart_lsr_tx_empty(serial_lsr_in(up)))
result = TIOCSER_TEMT;
- spin_unlock_irqrestore(&port->lock, flags);
+ uart_port_unlock_irqrestore(port, flags);
serial8250_rpm_put(up);
@@ -2067,13 +2067,13 @@ static void serial8250_break_ctl(struct uart_port *port, int break_state)
unsigned long flags;
serial8250_rpm_get(up);
- spin_lock_irqsave(&port->lock, flags);
+ uart_port_lock_irqsave(port, &flags);
if (break_state == -1)
up->lcr |= UART_LCR_SBC;
else
up->lcr &= ~UART_LCR_SBC;
serial_port_out(port, UART_LCR, up->lcr);
- spin_unlock_irqrestore(&port->lock, flags);
+ uart_port_unlock_irqrestore(port, flags);
serial8250_rpm_put(up);
}
@@ -2208,7 +2208,7 @@ int serial8250_do_startup(struct uart_port *port)
*
* Synchronize UART_IER access against the console.
*/
- spin_lock_irqsave(&port->lock, flags);
+ uart_port_lock_irqsave(port, &flags);
up->acr = 0;
serial_port_out(port, UART_LCR, UART_LCR_CONF_MODE_B);
serial_port_out(port, UART_EFR, UART_EFR_ECB);
@@ -2218,7 +2218,7 @@ int serial8250_do_startup(struct uart_port *port)
serial_port_out(port, UART_LCR, UART_LCR_CONF_MODE_B);
serial_port_out(port, UART_EFR, UART_EFR_ECB);
serial_port_out(port, UART_LCR, 0);
- spin_unlock_irqrestore(&port->lock, flags);
+ uart_port_unlock_irqrestore(port, flags);
}
if (port->type == PORT_DA830) {
@@ -2227,10 +2227,10 @@ int serial8250_do_startup(struct uart_port *port)
*
* Synchronize UART_IER access against the console.
*/
- spin_lock_irqsave(&port->lock, flags);
+ uart_port_lock_irqsave(port, &flags);
serial_port_out(port, UART_IER, 0);
serial_port_out(port, UART_DA830_PWREMU_MGMT, 0);
- spin_unlock_irqrestore(&port->lock, flags);
+ uart_port_unlock_irqrestore(port, flags);
mdelay(10);
/* Enable Tx, Rx and free run mode */
@@ -2344,7 +2344,7 @@ int serial8250_do_startup(struct uart_port *port)
*
* Synchronize UART_IER access against the console.
*/
- spin_lock_irqsave(&port->lock, flags);
+ uart_port_lock_irqsave(port, &flags);
wait_for_xmitr(up, UART_LSR_THRE);
serial_port_out_sync(port, UART_IER, UART_IER_THRI);
@@ -2356,7 +2356,7 @@ int serial8250_do_startup(struct uart_port *port)
iir = serial_port_in(port, UART_IIR);
serial_port_out(port, UART_IER, 0);
- spin_unlock_irqrestore(&port->lock, flags);
+ uart_port_unlock_irqrestore(port, flags);
if (port->irqflags & IRQF_SHARED)
enable_irq(port->irq);
@@ -2379,7 +2379,7 @@ int serial8250_do_startup(struct uart_port *port)
*/
serial_port_out(port, UART_LCR, UART_LCR_WLEN8);
- spin_lock_irqsave(&port->lock, flags);
+ uart_port_lock_irqsave(port, &flags);
if (up->port.flags & UPF_FOURPORT) {
if (!up->port.irq)
up->port.mctrl |= TIOCM_OUT1;
@@ -2425,7 +2425,7 @@ int serial8250_do_startup(struct uart_port *port)
}
dont_test_tx_en:
- spin_unlock_irqrestore(&port->lock, flags);
+ uart_port_unlock_irqrestore(port, flags);
/*
* Clear the interrupt registers again for luck, and clear the
@@ -2496,17 +2496,17 @@ void serial8250_do_shutdown(struct uart_port *port)
*
* Synchronize UART_IER access against the console.
*/
- spin_lock_irqsave(&port->lock, flags);
+ uart_port_lock_irqsave(port, &flags);
up->ier = 0;
serial_port_out(port, UART_IER, 0);
- spin_unlock_irqrestore(&port->lock, flags);
+ uart_port_unlock_irqrestore(port, flags);
synchronize_irq(port->irq);
if (up->dma)
serial8250_release_dma(up);
- spin_lock_irqsave(&port->lock, flags);
+ uart_port_lock_irqsave(port, &flags);
if (port->flags & UPF_FOURPORT) {
/* reset interrupts on the AST Fourport board */
inb((port->iobase & 0xfe0) | 0x1f);
@@ -2515,7 +2515,7 @@ void serial8250_do_shutdown(struct uart_port *port)
port->mctrl &= ~TIOCM_OUT2;
serial8250_set_mctrl(port, port->mctrl);
- spin_unlock_irqrestore(&port->lock, flags);
+ uart_port_unlock_irqrestore(port, flags);
/*
* Disable break condition and FIFOs
@@ -2751,14 +2751,14 @@ void serial8250_update_uartclk(struct uart_port *port, unsigned int uartclk)
quot = serial8250_get_divisor(port, baud, &frac);
serial8250_rpm_get(up);
- spin_lock_irqsave(&port->lock, flags);
+ uart_port_lock_irqsave(port, &flags);
uart_update_timeout(port, termios->c_cflag, baud);
serial8250_set_divisor(port, baud, quot, frac);
serial_port_out(port, UART_LCR, up->lcr);
- spin_unlock_irqrestore(&port->lock, flags);
+ uart_port_unlock_irqrestore(port, flags);
serial8250_rpm_put(up);
out_unlock:
@@ -2795,7 +2795,7 @@ serial8250_do_set_termios(struct uart_port *port, struct ktermios *termios,
* Synchronize UART_IER access against the console.
*/
serial8250_rpm_get(up);
- spin_lock_irqsave(&port->lock, flags);
+ uart_port_lock_irqsave(port, &flags);
up->lcr = cval; /* Save computed LCR */
@@ -2898,7 +2898,7 @@ serial8250_do_set_termios(struct uart_port *port, struct ktermios *termios,
serial_port_out(port, UART_FCR, up->fcr); /* set fcr */
}
serial8250_set_mctrl(port, port->mctrl);
- spin_unlock_irqrestore(&port->lock, flags);
+ uart_port_unlock_irqrestore(port, flags);
serial8250_rpm_put(up);
/* Don't rewrite B0 */
@@ -2921,15 +2921,15 @@ void serial8250_do_set_ldisc(struct uart_port *port, struct ktermios *termios)
{
if (termios->c_line == N_PPS) {
port->flags |= UPF_HARDPPS_CD;
- spin_lock_irq(&port->lock);
+ uart_port_lock_irq(port);
serial8250_enable_ms(port);
- spin_unlock_irq(&port->lock);
+ uart_port_unlock_irq(port);
} else {
port->flags &= ~UPF_HARDPPS_CD;
if (!UART_ENABLE_MS(port, termios->c_cflag)) {
- spin_lock_irq(&port->lock);
+ uart_port_lock_irq(port);
serial8250_disable_ms(port);
- spin_unlock_irq(&port->lock);
+ uart_port_unlock_irq(port);
}
}
}
@@ -3403,9 +3403,9 @@ void serial8250_console_write(struct uart_8250_port *up, const char *s,
touch_nmi_watchdog();
if (oops_in_progress)
- locked = spin_trylock_irqsave(&port->lock, flags);
+ locked = uart_port_trylock_irqsave(port, &flags);
else
- spin_lock_irqsave(&port->lock, flags);
+ uart_port_lock_irqsave(port, &flags);
/*
* First save the IER then disable the interrupts
@@ -3475,7 +3475,7 @@ void serial8250_console_write(struct uart_8250_port *up, const char *s,
serial8250_modem_status(up);
if (locked)
- spin_unlock_irqrestore(&port->lock, flags);
+ uart_port_unlock_irqrestore(port, flags);
}
static unsigned int probe_baud(struct uart_port *port)