cmd640: convert to use ide_timing_find_mode()
authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Wed, 16 Jul 2008 18:33:38 +0000 (20:33 +0200)
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Wed, 16 Jul 2008 18:33:38 +0000 (20:33 +0200)
There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
drivers/ide/Kconfig
drivers/ide/pci/cmd640.c

index cadce92047fb74f71728b68f3b098960d76ad2a7..e072bdea907ae51bf58b58f76ac7e835df35f43a 100644 (file)
@@ -329,6 +329,7 @@ config BLK_DEV_PLATFORM
 config BLK_DEV_CMD640
        tristate "CMD640 chipset bugfix/support"
        depends on X86
+       select IDE_TIMINGS
        ---help---
          The CMD-Technologies CMD640 IDE chip is used on many common 486 and
          Pentium motherboards, usually in combination with a "Neptune" or
index cd1ba14984ab1197ac571190f132bb6236f10786..baa26a26709aca5e5ce1e96e2cc67c389b11c25f 100644 (file)
@@ -521,6 +521,7 @@ static void program_drive_counts(ide_drive_t *drive, unsigned int index)
 static void cmd640_set_mode(ide_drive_t *drive, unsigned int index,
                            u8 pio_mode, unsigned int cycle_time)
 {
+       struct ide_timing *t;
        int setup_time, active_time, recovery_time, clock_time;
        u8 setup_count, active_count, recovery_count, recovery_count2, cycle_count;
        int bus_speed;
@@ -532,8 +533,11 @@ static void cmd640_set_mode(ide_drive_t *drive, unsigned int index,
 
        if (pio_mode > 5)
                pio_mode = 5;
-       setup_time  = ide_pio_timings[pio_mode].setup_time;
-       active_time = ide_pio_timings[pio_mode].active_time;
+
+       t = ide_timing_find_mode(XFER_PIO_0 + pio_mode);
+       setup_time  = t->setup;
+       active_time = t->active;
+
        recovery_time = cycle_time - (setup_time + active_time);
        clock_time = 1000 / bus_speed;
        cycle_count = DIV_ROUND_UP(cycle_time, clock_time);