| From 77c5fd19075d299fe820bb59bb21b0b113676e20 Mon Sep 17 00:00:00 2001 |
| From: Tejun Heo <tj@kernel.org> |
| Date: Sun, 9 Jan 2011 17:48:20 -0500 |
| Subject: pata_mpc52xx: inherit from ata_bmdma_port_ops |
| |
| From: Tejun Heo <tj@kernel.org> |
| |
| commit 77c5fd19075d299fe820bb59bb21b0b113676e20 upstream. |
| |
| 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: Tejun Heo <tj@kernel.org> |
| Reported-by: Roman Fietze <roman.fietze@telemotive.de> |
| Cc: Sergei Shtylyov <sshtylyov@mvista.com> |
| Signed-off-by: Jeff Garzik <jgarzik@redhat.com> |
| Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> |
| |
| --- |
| drivers/ata/pata_mpc52xx.c | 2 +- |
| 1 file changed, 1 insertion(+), 1 deletion(-) |
| |
| --- a/drivers/ata/pata_mpc52xx.c |
| +++ b/drivers/ata/pata_mpc52xx.c |
| @@ -610,7 +610,7 @@ static struct scsi_host_template mpc52xx |
| }; |
| |
| 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, |
