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-rw-r--r--drivers/char/serial167.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/drivers/char/serial167.c b/drivers/char/serial167.c
index defc0dbdedb..461bfe0234c 100644
--- a/drivers/char/serial167.c
+++ b/drivers/char/serial167.c
@@ -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;