sata_mv remove redundant edma init code
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>
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1 changed files with 0 additions and 14 deletions
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@ -1144,8 +1144,6 @@ static int mv_port_start(struct ata_port *ap)
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struct device *dev = ap->host->dev;
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struct mv_host_priv *hpriv = ap->host->private_data;
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struct mv_port_priv *pp;
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void __iomem *port_mmio = mv_ap_base(ap);
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unsigned long flags;
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int tag;
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pp = devm_kzalloc(dev, sizeof(*pp), GFP_KERNEL);
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@ -1178,18 +1176,6 @@ static int mv_port_start(struct ata_port *ap)
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pp->sg_tbl_dma[tag] = pp->sg_tbl_dma[0];
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}
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}
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spin_lock_irqsave(&ap->host->lock, flags);
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mv_edma_cfg(ap, 0);
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mv_set_edma_ptrs(port_mmio, hpriv, pp);
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spin_unlock_irqrestore(&ap->host->lock, flags);
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/* Don't turn on EDMA here...do it before DMA commands only. Else
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* we'll be unable to send non-data, PIO, etc due to restricted access
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* to shadow regs.
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*/
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return 0;
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out_port_free_dma_mem:
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