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sata_mv remove redundant edma init code

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Remove unnecessary edma init code from port_start.
This sequence gets done later on the first I/O to the port.

Signed-off-by: Mark Lord <mlord@pobox.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Mark Lord 2008-04-16 15:00:17 -04:00 committed by Jeff Garzik
parent e49856d82a
commit 8a74f1a468
1 changed files with 0 additions and 14 deletions
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14
drivers/ata/sata_mv.c
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@ -1144,8 +1144,6 @@ static int mv_port_start(struct ata_port *ap)
struct device *dev = ap->host->dev; struct device *dev = ap->host->dev;
struct mv_host_priv *hpriv = ap->host->private_data; struct mv_host_priv *hpriv = ap->host->private_data;
struct mv_port_priv *pp; struct mv_port_priv *pp;
void __iomem *port_mmio = mv_ap_base(ap);
unsigned long flags;
int tag; int tag;
pp = devm_kzalloc(dev, sizeof(*pp), GFP_KERNEL); pp = devm_kzalloc(dev, sizeof(*pp), GFP_KERNEL);
@ -1178,18 +1176,6 @@ static int mv_port_start(struct ata_port *ap)
pp->sg_tbl_dma[tag] = pp->sg_tbl_dma[0]; pp->sg_tbl_dma[tag] = pp->sg_tbl_dma[0];
} }
} }
spin_lock_irqsave(&ap->host->lock, flags);
mv_edma_cfg(ap, 0);
mv_set_edma_ptrs(port_mmio, hpriv, pp);
spin_unlock_irqrestore(&ap->host->lock, flags);
/* Don't turn on EDMA here...do it before DMA commands only. Else
* we'll be unable to send non-data, PIO, etc due to restricted access
* to shadow regs.
*/
return 0; return 0;
out_port_free_dma_mem: out_port_free_dma_mem: