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author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2011-10-13 15:17:32 +0200 |
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committer | Jeff Garzik <jgarzik@redhat.com> | 2011-10-14 13:21:54 -0400 |
commit | bff00256f1b2d762dea3d6c2c9dc85d453fa3e8f (patch) | |
tree | 5b1710ddc971faa4c27fa898434800bdfa8faaac | |
parent | 9f8abf8248f8b90532a201845654d467f4388474 (diff) | |
download | linux-bff00256f1b2d762dea3d6c2c9dc85d453fa3e8f.tar.bz2 |
libata: ata_timing_compute() fixup
XFER_SW_DMA_0 mode should be excluded from the extended cycle timing
computations.
Acked-by: Alan Cox <alan@linux.intel.com>
Noticed-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
-rw-r--r-- | drivers/ata/libata-core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 4a3a5ae7bb45..32fc41c1da30 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -2938,7 +2938,7 @@ int ata_timing_compute(struct ata_device *adev, unsigned short speed, if (id[ATA_ID_FIELD_VALID] & 2) { /* EIDE drive */ memset(&p, 0, sizeof(p)); - if (speed >= XFER_PIO_0 && speed <= XFER_SW_DMA_0) { + if (speed >= XFER_PIO_0 && speed < XFER_SW_DMA_0) { if (speed <= XFER_PIO_2) p.cycle = p.cyc8b = id[ATA_ID_EIDE_PIO]; else if ((speed <= XFER_PIO_4) || |