From: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx>
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@xxxxxxxxxxxxx>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx>
---
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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