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Subject[PATCH] libata: ata_timing_compute() fixup
Date
From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Subject: [PATCH] libata: ata_timing_compute() fixup

XFER_SW_DMA_0 mode should be excluded from the extended cycle timing
computations.

Noticed-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
---
drivers/ata/libata-core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

Index: b/drivers/ata/libata-core.c
===================================================================
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -3232,7 +3232,7 @@ int ata_timing_compute(struct ata_device
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) ||

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