From: Tejun Heo <[email protected]> ------------------- This is a commit scheduled for the next v2.6.34 longterm release. If you see a problem with using this for longterm, please comment. -------------------
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 <[email protected]> Reported-by: Roman Fietze <[email protected]> Cc: Sergei Shtylyov <[email protected]> Signed-off-by: Jeff Garzik <[email protected]> Signed-off-by: Paul Gortmaker <[email protected]> --- drivers/ata/pata_mpc52xx.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c index 9f5b053..e80ebcb 100644 --- a/drivers/ata/pata_mpc52xx.c +++ b/drivers/ata/pata_mpc52xx.c @@ -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, -- 1.7.4.4 _______________________________________________ stable mailing list [email protected] http://linux.kernel.org/mailman/listinfo/stable
