sync vapier-m

[patches.git] / bfin-new-serial-break.patch

Index: bfin_5xx.c
===================================================================
RCS file: /usr/local/src/blackfin/rsync/uclinux533/uClinux-dist/linux-2.6.x/drivers/serial/bfin_5xx.c,v
retrieving revision 1.20
diff -u -p -r1.20 bfin_5xx.c
--- bfin_5xx.c	14 Oct 2006 04:28:21 -0000	1.20
+++ bfin_5xx.c	14 Oct 2006 22:03:11 -0000
@@ -163,11 +163,29 @@ static void
 bfin_serial_rx_chars(struct bfin_serial_port *uart, struct pt_regs *regs)
 {
 	struct tty_struct *tty = uart->port.info->tty;
-	unsigned int status=0, ch, flg;
+	unsigned int status, ch, flg;
+
+	status = UART_GET_LSR(uart);
+ 	ch = UART_GET_CHAR(uart);
+ 	uart->port.icount.rx++;
+
+	if (status & BI) {
+		if (uart_handle_break(&uart->port))
+			goto ignore_char;
+		flg = TTY_BREAK;
+		uart->port.icount.brk++;
+	} else if (status & PE) {
+		flg = TTY_PARITY;
+		uart->port.icount.parity++;
+	} else if (status & OE) {
+		flg = TTY_OVERRUN;
+		uart->port.icount.overrun++;
+	} else if (status & FE) {
+		flg = TTY_FRAME;
+		uart->port.icount.frame++;
+	} else
+		flg = TTY_NORMAL;
 
-	ch = UART_GET_CHAR(uart);
-	uart->port.icount.rx++;
-	flg = TTY_NORMAL;
 	if (uart_handle_sysrq_char(&uart->port, ch, regs))
 		goto ignore_char;
 	uart_insert_char(&uart->port, status, 1, ch, flg);