Messages in this thread Patch in this message | | | Date | Mon, 9 Oct 2006 22:27:42 +0200 | From | Geert Uytterhoeven <> | Subject | [PATCH 604] m68k/MVME167: SERIAL167 tty flip buffer updates |
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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>
--- serial167.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-)
--- linux/drivers/char/serial167.c 2006/04/09 22:22:27 1.11 +++ linux/drivers/char/serial167.c 2006/05/21 22:00:37 1.12 @@ -63,6 +63,7 @@ #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> @@ -439,8 +440,9 @@ cd2401_rxerr_interrupt(int irq, void *de 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) */ @@ -449,14 +451,14 @@ cd2401_rxerr_interrupt(int irq, void *de 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; @@ -647,6 +649,7 @@ cd2401_rx_interrupt(int irq, void *dev_i 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); @@ -679,14 +682,15 @@ cd2401_rx_interrupt(int irq, void *dev_i 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; Gr{oetje,eeting}s, Geert
-- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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