[SERIAL] PPC32 CPM_UART: update to utilize the new TTY flip API

This replaces old direct usage of tty->flip stuff with relative flip API
calls.

Signed-off-by: Vitaly Bordug <vbordug@ru.mvista.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 4 insertions, 9 deletions

diff --git a/drivers/serial/cpm_uart/cpm_uart_core.c b/drivers/serial/cpm_uart/cpm_uart_core.c
index 3d80846e384a..b7bf4c698a47 100644
--- a/drivers/serial/cpm_uart/cpm_uart_core.c
+++ b/drivers/serial/cpm_uart/cpm_uart_core.c
@@ -252,12 +252,9 @@ static void cpm_uart_int_rx(struct uart_port *port, struct pt_regs *regs)
                 /* If we have not enough room in tty flip buffer, then we try
                  * later, which will be the next rx-interrupt or a timeout
                  */
-                if ((tty->flip.count + i) >= TTY_FLIPBUF_SIZE) {
-                        tty->flip.work.func((void *)tty);
-                        if ((tty->flip.count + i) >= TTY_FLIPBUF_SIZE) {
-                                printk(KERN_WARNING "TTY_DONT_FLIP set\n");
-                                return;
-                        }
+                if(tty_buffer_request_room(tty, i) < i) {
+                        printk(KERN_WARNING "No room in flip buffer\n");
+                        return;
                 }
 
                 /* get pointer */
@@ -276,9 +273,7 @@ static void cpm_uart_int_rx(struct uart_port *port, struct pt_regs *regs)
                                 continue;
 
                       error_return:
-                        *tty->flip.char_buf_ptr++ = ch;
-                        *tty->flip.flag_buf_ptr++ = flg;
-                        tty->flip.count++;
+                        tty_insert_flip_char(tty, ch, flg);
 
                 }               /* End while (i--) */