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Commit 03644cd4 authored by Bartlomiej Zolnierkiewicz's avatar Bartlomiej Zolnierkiewicz
Browse files

ide-pmac: skip conservative PIO "downgrade" 



We can skip conservative PIO "downgrade" (PIO3 becomes PIO2 etc.) on PMAC.

Problem reported by Mikael.

Cc: Mikael Pettersson <mikpe@it.uu.se>
Acked-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: default avatarSergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
parent 2ad1e055

drivers/ide/ppc/pmac.c

+1 −0
Original line number Diff line number Diff line
@@ -1138,6 +1138,7 @@ pmac_ide_setup_device(pmac_ide_hwif_t *pmif, ide_hwif_t *hwif) 
	hwif->drives[0].autotune = IDE_TUNE_AUTO;

	hwif->drives[1].autotune = IDE_TUNE_AUTO;

	hwif->host_flags = IDE_HFLAG_SET_PIO_MODE_KEEP_DMA |

			   IDE_HFLAG_PIO_NO_DOWNGRADE |

			   IDE_HFLAG_POST_SET_MODE;

	hwif->pio_mask = ATA_PIO4;

	hwif->set_pio_mode = pmac_ide_set_pio_mode;