[PATCH] m68k/MVME167: SERIAL167 tty flip buffer updates
authorGeert Uytterhoeven <geert@linux-m68k.org>
Mon, 9 Oct 2006 20:27:42 +0000 (22:27 +0200)
committerLinus Torvalds <torvalds@g5.osdl.org>
Mon, 9 Oct 2006 21:54:46 +0000 (14:54 -0700)
Compile fixes related to changed tty flip buffer handling.

Signed-off-by: Kars de Jong <jongk@linux-m68k.org>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
drivers/char/serial167.c

index defc0dbdedb3b4192f05e84ba12ee021fb49d087..461bfe0234c932a615ae56781cade91a161a0948 100644 (file)
@@ -62,6 +62,7 @@
 #include <linux/console.h>
 #include <linux/module.h>
 #include <linux/bitops.h>
+#include <linux/tty_flip.h>
 
 #include <asm/system.h>
 #include <asm/io.h>
@@ -427,8 +428,9 @@ cd2401_rxerr_interrupt(int irq, void *dev_id)
                       overflowing, we still loose
                       the next incoming character.
                     */
-                   tty_insert_flip_char(tty, data, TTY_NORMAL);
-               }
+                   if (tty_buffer_request_room(tty, 1) != 0){
+                       tty_insert_flip_char(tty, data, TTY_FRAME);
+                   }
                /* These two conditions may imply */
                /* a normal read should be done. */
                /* else if(data & CyTIMEOUT) */
@@ -437,14 +439,14 @@ cd2401_rxerr_interrupt(int irq, void *dev_id)
                    tty_insert_flip_char(tty, 0, TTY_NORMAL);
                }
            }else{
-                   tty_insert_flip_char(tty, data, TTY_NORMAL);
+               tty_insert_flip_char(tty, data, TTY_NORMAL);
            }
        }else{
            /* there was a software buffer overrun
               and nothing could be done about it!!! */
        }
     }
-    schedule_delayed_work(&tty->flip.work, 1);
+    tty_schedule_flip(tty);
     /* end of service */
     base_addr[CyREOIR] = rfoc ? 0 : CyNOTRANS;
     return IRQ_HANDLED;
@@ -635,6 +637,7 @@ cd2401_rx_interrupt(int irq, void *dev_id)
     char data;
     int char_count;
     int save_cnt;
+    int len;
 
     /* determine the channel and change to that context */
     channel = (u_short ) (base_addr[CyLICR] >> 2);
@@ -667,14 +670,15 @@ cd2401_rx_interrupt(int irq, void *dev_id)
            info->mon.char_max = char_count;
        info->mon.char_last = char_count;
 #endif
-       while(char_count--){
+       len = tty_buffer_request_room(tty, char_count);
+       while(len--){
            data = base_addr[CyRDR];
            tty_insert_flip_char(tty, data, TTY_NORMAL);
 #ifdef CYCLOM_16Y_HACK
            udelay(10L);
 #endif
         }
-       schedule_delayed_work(&tty->flip.work, 1);
+       tty_schedule_flip(tty);
     }
     /* end of service */
     base_addr[CyREOIR] = save_cnt ? 0 : CyNOTRANS;