[PATCH] USBATM: xusbatm rewrite

[linux-2.6-omap-h63xx.git] / drivers / serial / 68328serial.c

diff --git a/drivers/serial/68328serial.c b/drivers/serial/68328serial.c
index 67e9afa000c135bdcd8b621dc39677e36e575945..8cbf0fc5a225ce0ba54a8a9eeb85ce65e15bfd12 100644 (file)
--- a/drivers/serial/68328serial.c
+++ b/drivers/serial/68328serial.c
@@ -143,7 +143,6 @@ static int m68328_console_cbaud   = DEFAULT_CBAUD;
  * memory if large numbers of serial ports are open.
  */
 static unsigned char tmp_buf[SERIAL_XMIT_SIZE]; /* This is cheating */
-DECLARE_MUTEX(tmp_buf_sem);
 
 static inline int serial_paranoia_check(struct m68k_serial *info,
                                        char *name, const char *routine)
@@ -294,7 +293,7 @@ static _INLINE_ void receive_chars(struct m68k_serial *info, struct pt_regs *reg
 {
        struct tty_struct *tty = info->tty;
        m68328_uart *uart = &uart_addr[info->line];
-       unsigned char ch;
+       unsigned char ch, flag;
 
        /*
         * This do { } while() loop will get ALL chars out of Rx FIFO 
@@ -332,26 +331,24 @@ static _INLINE_ void receive_chars(struct m68k_serial *info, struct pt_regs *reg
                /*
                 * Make sure that we do not overflow the buffer
                 */
-               if (tty->flip.count >= TTY_FLIPBUF_SIZE) {
+               if (tty_request_buffer_room(tty, 1) == 0) {
                        schedule_work(&tty->flip.work);
                        return;
                }
 
+               flag = TTY_NORMAL;
+
                if(rx & URX_PARITY_ERROR) {
-                       *tty->flip.flag_buf_ptr++ = TTY_PARITY;
+                       flag = TTY_PARITY;
                        status_handle(info, rx);
                } else if(rx & URX_OVRUN) {
-                       *tty->flip.flag_buf_ptr++ = TTY_OVERRUN;
+                       flag = TTY_OVERRUN;
                        status_handle(info, rx);
                } else if(rx & URX_FRAME_ERROR) {
-                       *tty->flip.flag_buf_ptr++ = TTY_FRAME;
+                       flag = TTY_FRAME;
                        status_handle(info, rx);
-               } else {
-                       *tty->flip.flag_buf_ptr++ = 0; /* XXX */
                }
-                *tty->flip.char_buf_ptr++ = ch;
-               tty->flip.count++;
-
+               tty_insert_flip_char(tty, ch, flag);
 #ifndef CONFIG_XCOPILOT_BUGS
        } while((rx = uart->urx.w) & URX_DATA_READY);
 #endif