| From | Andi Kleen <> | Subject | [PATCH] [71/275] pata_mpc52xx: inherit from ata_bmdma_port_ops | Date | Wed, 30 Mar 2011 14:05:08 -0700 (PDT) |
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2.6.35-longterm review patch. If anyone has any objections, please let me know.
------------------ 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> Signed-off-by: Andi Kleen <ak@linux.intel.com> 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(-)
Index: linux-2.6.35.y/drivers/ata/pata_mpc52xx.c =================================================================== --- linux-2.6.35.y.orig/drivers/ata/pata_mpc52xx.c 2011-03-29 22:51:41.645657560 -0700 +++ linux-2.6.35.y/drivers/ata/pata_mpc52xx.c 2011-03-29 23:02:59.649309143 -0700 @@ -610,7 +610,7 @@ }; 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,
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