[PATCH 12/21] cmd640: convert to use ide_timing_find_mode()

Bartlomiej Zolnierkiewicz
2008-05-28T21:47:08Z

There should be no functional changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
---
drivers/ide/Kconfig | 1 +
drivers/ide/pci/cmd640.c | 8 ++++++--
2 files changed, 7 insertions(+), 2 deletions(-)

Index: b/drivers/ide/Kconfig
===================================================================
--- a/drivers/ide/Kconfig
+++ b/drivers/ide/Kconfig
@@ -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: b/drivers/ide/pci/cmd640.c
===================================================================
--- a/drivers/ide/pci/cmd640.c
+++ b/drivers/ide/pci/cmd640.c
@@ -521,6 +521,7 @@ static void program_drive_counts(ide_dri
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

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);