--- ahci.c.orig	2005-06-13 11:39:26.000000000 +0200
+++ ahci.c	2005-08-02 10:48:47.000000000 +0200
@@ -691,9 +703,6 @@
 	struct ata_port *ap = qc->ap;
 	void *port_mmio = (void *) ap->ioaddr.cmd_addr;
 
-	writel(1, port_mmio + PORT_SCR_ACT);
-	readl(port_mmio + PORT_SCR_ACT);	/* flush */
-
 	writel(1, port_mmio + PORT_CMD_ISSUE);
 	readl(port_mmio + PORT_CMD_ISSUE);	/* flush */