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@xxxxxxxxx> --- old/drivers/ata/sata_mv.c 2008-04-15 18:32:31.000000000 -0400 +++ linux/drivers/ata/sata_mv.c 2008-04-15 21:40:31.000000000 -0400 @@ -1144,8 +1144,6 @@ struct device *dev = ap->host->dev; struct mv_host_priv *hpriv = ap->host->private_data; struct mv_port_priv *pp; - void __iomem *port_mmio = mv_ap_base(ap); - unsigned long flags; int tag; pp = devm_kzalloc(dev, sizeof(*pp), GFP_KERNEL); @@ -1178,18 +1176,6 @@ 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; out_port_free_dma_mem: -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
