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path: root/drivers/ide/opti621.c
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Diffstat (limited to 'drivers/ide/opti621.c')
-rw-r--r--drivers/ide/opti621.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/ide/opti621.c b/drivers/ide/opti621.c
index 6048eda..f1d70d6 100644
--- a/drivers/ide/opti621.c
+++ b/drivers/ide/opti621.c
@@ -138,6 +138,7 @@ static void opti621_set_pio_mode(ide_drive_t *drive, const u8 pio)
ide_hwif_t *hwif = drive->hwif;
ide_drive_t *pair = ide_get_pair_dev(drive);
unsigned long flags;
+ unsigned long mode = XFER_PIO_0 + pio, pair_mode;
u8 tim, misc, addr_pio = pio, clk;
/* DRDY is default 2 (by OPTi Databook) */
@@ -150,11 +151,12 @@ static void opti621_set_pio_mode(ide_drive_t *drive, const u8 pio)
{ 0x48, 0x34, 0x21, 0x10, 0x10 } /* 25 MHz */
};
- drive->drive_data = XFER_PIO_0 + pio;
+ ide_set_drivedata(drive, (void *)mode);
if (pair) {
- if (pair->drive_data && pair->drive_data < drive->drive_data)
- addr_pio = pair->drive_data - XFER_PIO_0;
+ pair_mode = (unsigned long)ide_get_drivedata(pair);
+ if (pair_mode && pair_mode < mode)
+ addr_pio = pair_mode - XFER_PIO_0;
}
spin_lock_irqsave(&opti621_lock, flags);