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| author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2010-01-18 07:20:35 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-01-19 01:42:01 -0800 |
| commit | 3fccaa192b9501e79a57e02e62b6bf420d2b461e (patch) | |
| tree | fec8af09d6e4fcfc26e771a22fb55184e7c7e32b | |
| parent | d2d4e780aff2fab46a792ebc89f80d1a6872b325 (diff) | |
| download | kernel_samsung_smdk4412-3fccaa192b9501e79a57e02e62b6bf420d2b461e.zip kernel_samsung_smdk4412-3fccaa192b9501e79a57e02e62b6bf420d2b461e.tar.gz kernel_samsung_smdk4412-3fccaa192b9501e79a57e02e62b6bf420d2b461e.tar.bz2 | |
ide: add drive->dma_mode field
Add dma_mode field to ide_drive_t matching dma_mode field used in
struct ata_device.
The validity of the field is restricted to ->dma_pio_mode method
only currently in IDE subsystem.
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/ide/aec62xx.c | 1 | ||||
| -rw-r--r-- | drivers/ide/ide-xfer-mode.c | 2 | ||||
| -rw-r--r-- | include/linux/ide.h | 1 |
3 files changed, 4 insertions, 0 deletions
diff --git a/drivers/ide/aec62xx.c b/drivers/ide/aec62xx.c index 878f8ec..4c86987 100644 --- a/drivers/ide/aec62xx.c +++ b/drivers/ide/aec62xx.c @@ -136,6 +136,7 @@ static void aec6260_set_mode(ide_drive_t *drive, const u8 speed) static void aec_set_pio_mode(ide_drive_t *drive, const u8 pio) { + drive->dma_mode = pio + XFER_PIO_0; drive->hwif->port_ops->set_dma_mode(drive, pio + XFER_PIO_0); } diff --git a/drivers/ide/ide-xfer-mode.c b/drivers/ide/ide-xfer-mode.c index cdae463..c232386 100644 --- a/drivers/ide/ide-xfer-mode.c +++ b/drivers/ide/ide-xfer-mode.c @@ -167,9 +167,11 @@ int ide_set_dma_mode(ide_drive_t *drive, const u8 mode) if (hwif->host_flags & IDE_HFLAG_POST_SET_MODE) { if (ide_config_drive_speed(drive, mode)) return -1; + drive->dma_mode = mode; port_ops->set_dma_mode(drive, mode); return 0; } else { + drive->dma_mode = mode; port_ops->set_dma_mode(drive, mode); return ide_config_drive_speed(drive, mode); } diff --git a/include/linux/ide.h b/include/linux/ide.h index b5d2e96..746ef9f 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -516,6 +516,7 @@ struct ide_drive_s { u8 current_speed; /* current transfer rate set */ u8 desired_speed; /* desired transfer rate set */ u8 pio_mode; /* for ->set_pio_mode _only_ */ + u8 dma_mode; /* for ->dma_pio_mode _only_ */ u8 dn; /* now wide spread use */ u8 acoustic; /* acoustic management */ u8 media; /* disk, cdrom, tape, floppy, ... */ |