From 8a74f1a4680614dfb77fc5dfd37d0ece13b2b357 Mon Sep 17 00:00:00 2001 From: Mark Lord Date: Wed, 16 Apr 2008 15:00:17 -0400 Subject: [PATCH] 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 Signed-off-by: Jeff Garzik --- drivers/ata/sata_mv.c | 14 -------------- 1 file changed, 14 deletions(-) diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c index b822b8a40c..82632e7e34 100644 --- a/drivers/ata/sata_mv.c +++ b/drivers/ata/sata_mv.c @@ -1144,8 +1144,6 @@ static int mv_port_start(struct ata_port *ap) 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 @@ static int mv_port_start(struct ata_port *ap) 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: -- 2.39.5