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Commit 3dabcfef authored by Bartlomiej Zolnierkiewicz's avatar Bartlomiej Zolnierkiewicz Committed by David S. Miller
Browse files

ide: ide_timing_compute() fixup 



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

[ This is just a documentation fix -- code inside the affected
  'if' block already makes sure to accept only PIO modes. ]

Noticed-by: default avatarSergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 220c58bc

drivers/ide/ide-timings.c

+1 −1
Original line number Diff line number Diff line
@@ -166,7 +166,7 @@ int ide_timing_compute(ide_drive_t *drive, u8 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) ||