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Commit 77c5fd19 authored by Tejun Heo's avatar Tejun Heo Committed by Jeff Garzik
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pata_mpc52xx: inherit from ata_bmdma_port_ops 



pata_mpc52xx supports BMDMA but inherits ata_sff_port_ops which
triggers BUG_ON() when a DMA command is issued.  Fix it.

Signed-off-by: default avatarTejun Heo <tj@kernel.org>
Reported-by: default avatarRoman Fietze <roman.fietze@telemotive.de>
Cc: Sergei Shtylyov <sshtylyov@mvista.com>
Cc: stable@kernel.org
Signed-off-by: default avatarJeff Garzik <jgarzik@redhat.com>
parent 1bae4ce2

drivers/ata/pata_mpc52xx.c

+1 −1
Original line number Diff line number Diff line
@@ -610,7 +610,7 @@ static struct scsi_host_template mpc52xx_ata_sht = { 
};



static struct ata_port_operations mpc52xx_ata_port_ops = {

	.inherits		= &ata_sff_port_ops,

	.inherits		= &ata_bmdma_port_ops,

	.sff_dev_select		= mpc52xx_ata_dev_select,

	.set_piomode		= mpc52xx_ata_set_piomode,

	.set_dmamode		= mpc52xx_ata_set_dmamode,