#define AMBA_ISR_PASS_LIMIT 256
-@@ -82,9 +81,9 @@
+@@ -82,9 +81,9 @@ static void pl010_stop_tx(struct uart_po
struct uart_amba_port *uap = (struct uart_amba_port *)port;
unsigned int cr;
}
static void pl010_start_tx(struct uart_port *port)
-@@ -92,9 +91,9 @@
+@@ -92,9 +91,9 @@ static void pl010_start_tx(struct uart_p
struct uart_amba_port *uap = (struct uart_amba_port *)port;
unsigned int cr;
}
static void pl010_stop_rx(struct uart_port *port)
-@@ -102,9 +101,9 @@
+@@ -102,9 +101,9 @@ static void pl010_stop_rx(struct uart_po
struct uart_amba_port *uap = (struct uart_amba_port *)port;
unsigned int cr;
}
static void pl010_enable_ms(struct uart_port *port)
-@@ -112,9 +111,9 @@
+@@ -112,9 +111,9 @@ static void pl010_enable_ms(struct uart_
struct uart_amba_port *uap = (struct uart_amba_port *)port;
unsigned int cr;
}
static void pl010_rx_chars(struct uart_amba_port *uap)
-@@ -122,9 +121,9 @@
+@@ -122,9 +121,9 @@ static void pl010_rx_chars(struct uart_a
struct tty_struct *tty = uap->port.info->tty;
unsigned int status, ch, flag, rsr, max_count = 256;
flag = TTY_NORMAL;
uap->port.icount.rx++;
-@@ -133,9 +132,9 @@
+@@ -133,9 +132,9 @@ static void pl010_rx_chars(struct uart_a
* Note that the error handling code is
* out of the main execution path
*/
if (rsr & UART01x_RSR_BE) {
rsr &= ~(UART01x_RSR_FE | UART01x_RSR_PE);
-@@ -165,7 +164,7 @@
+@@ -165,7 +164,7 @@ static void pl010_rx_chars(struct uart_a
uart_insert_char(&uap->port, rsr, UART01x_RSR_OE, ch, flag);
ignore_char:
}
spin_unlock(&uap->port.lock);
tty_flip_buffer_push(tty);
-@@ -178,7 +177,7 @@
+@@ -178,7 +177,7 @@ static void pl010_tx_chars(struct uart_a
int count;
if (uap->port.x_char) {
uap->port.icount.tx++;
uap->port.x_char = 0;
return;
-@@ -190,7 +189,7 @@
+@@ -190,7 +189,7 @@ static void pl010_tx_chars(struct uart_a
count = uap->port.fifosize >> 1;
do {
xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
uap->port.icount.tx++;
if (uart_circ_empty(xmit))
-@@ -208,9 +207,9 @@
+@@ -208,9 +207,9 @@ static void pl010_modem_status(struct ua
{
unsigned int status, delta;
delta = status ^ uap->old_status;
uap->old_status = status;
-@@ -238,7 +237,7 @@
+@@ -238,7 +237,7 @@ static irqreturn_t pl010_int(int irq, vo
spin_lock(&uap->port.lock);
if (status) {
do {
if (status & (UART010_IIR_RTIS | UART010_IIR_RIS))
-@@ -251,7 +250,7 @@
+@@ -251,7 +250,7 @@ static irqreturn_t pl010_int(int irq, vo
if (pass_counter-- == 0)
break;
} while (status & (UART010_IIR_RTIS | UART010_IIR_RIS |
UART010_IIR_TIS));
handled = 1;
-@@ -265,7 +264,7 @@
+@@ -265,7 +264,7 @@ static irqreturn_t pl010_int(int irq, vo
static unsigned int pl010_tx_empty(struct uart_port *port)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
return status & UART01x_FR_BUSY ? 0 : TIOCSER_TEMT;
}
-@@ -275,7 +274,7 @@
+@@ -275,7 +274,7 @@ static unsigned int pl010_get_mctrl(stru
unsigned int result = 0;
unsigned int status;
if (status & UART01x_FR_DCD)
result |= TIOCM_CAR;
if (status & UART01x_FR_DSR)
-@@ -301,12 +300,12 @@
+@@ -301,12 +300,12 @@ static void pl010_break_ctl(struct uart_
unsigned int lcr_h;
spin_lock_irqsave(&uap->port.lock, flags);
spin_unlock_irqrestore(&uap->port.lock, flags);
}
-@@ -334,12 +333,12 @@
+@@ -334,12 +333,12 @@ static int pl010_startup(struct uart_por
/*
* initialise the old status of the modem signals
*/
uap->port.membase + UART010_CR);
return 0;
-@@ -362,10 +361,10 @@
+@@ -362,10 +361,10 @@ static void pl010_shutdown(struct uart_p
/*
* disable all interrupts, disable the port
*/
~(UART01x_LCRH_BRK | UART01x_LCRH_FEN),
uap->port.membase + UART010_LCRH);
-@@ -387,7 +386,7 @@
+@@ -387,7 +386,7 @@ pl010_set_termios(struct uart_port *port
/*
* Ask the core to calculate the divisor for us.
*/
quot = uart_get_divisor(port, baud);
switch (termios->c_cflag & CSIZE) {
-@@ -450,25 +449,25 @@
+@@ -450,25 +449,25 @@ pl010_set_termios(struct uart_port *port
uap->port.ignore_status_mask |= UART_DUMMY_RSR_RX;
/* first, disable everything */
spin_unlock_irqrestore(&uap->port.lock, flags);
}
-@@ -540,7 +539,7 @@
+@@ -540,7 +539,7 @@ static struct uart_ops amba_pl010_pops =
.verify_port = pl010_verify_port,
};
#ifdef CONFIG_SERIAL_AMBA_PL010_CONSOLE
-@@ -550,10 +549,10 @@
+@@ -550,10 +549,10 @@ static void pl010_console_putchar(struct
unsigned int status;
do {
}
static void
-@@ -567,8 +566,8 @@
+@@ -567,8 +566,8 @@ pl010_console_write(struct console *co,
/*
* First save the CR then disable the interrupts
*/
uart_console_write(&uap->port, s, count, pl010_console_putchar);
-@@ -577,10 +576,10 @@
+@@ -577,10 +576,10 @@ pl010_console_write(struct console *co,
* and restore the TCR
*/
do {
clk_disable(uap->clk);
}
-@@ -589,9 +588,9 @@
+@@ -589,9 +588,9 @@ static void __init
pl010_console_get_options(struct uart_amba_port *uap, int *baud,
int *parity, int *bits)
{
*parity = 'n';
if (lcr_h & UART01x_LCRH_PEN) {
-@@ -606,8 +605,8 @@
+@@ -606,8 +605,8 @@ pl010_console_get_options(struct uart_am
else
*bits = 8;
*baud = uap->port.uartclk / (16 * (quot + 1));
}
}
-@@ -625,7 +624,7 @@
+@@ -625,7 +624,7 @@ static int __init pl010_console_setup(st
* if so, search for the first available port that does have
* console support.
*/
co->index = 0;
uap = amba_ports[co->index];
if (!uap)
-@@ -643,7 +642,7 @@
+@@ -643,7 +642,7 @@ static int __init pl010_console_setup(st
static struct uart_driver amba_reg;
static struct console amba_console = {
.write = pl010_console_write,
.device = uart_console_device,
.setup = pl010_console_setup,
-@@ -659,11 +658,11 @@
+@@ -659,11 +658,11 @@ static struct console amba_console = {
static struct uart_driver amba_reg = {
.owner = THIS_MODULE,
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
-@@ -287,10 +287,25 @@
+@@ -287,10 +287,25 @@ config SERIAL_AMBA_PL010
help
This selects the ARM(R) AMBA(R) PrimeCell PL010 UART. If you have
an Integrator/AP or Integrator/PP2 platform, or if you have a
projects / openwrt / svn-archive / archive.git / blobdiff