linux-kernel - Re: [git patches] IDE updates (part 2)

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Message-ID: <20071014001238.GP8181@ftp.linux.org.uk>
Date:	Sun, 14 Oct 2007 01:12:39 +0100
From:	Al Viro <viro@....linux.org.uk>
To:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org,
	rmk@....linux.org.uk
Subject: Re: [git patches] IDE updates (part 2)

Proposed addition to icside part, provided that ARM folks ACK it - gets
icside to build and AFAICS it's correct:

diff --git a/drivers/ata/pata_icside.c b/drivers/ata/pata_icside.c
index be30923..842fe08 100644
--- a/drivers/ata/pata_icside.c
+++ b/drivers/ata/pata_icside.c
@@ -332,12 +332,13 @@ static void ata_dummy_noret(struct ata_port *port)
 {
 }
 
-static void pata_icside_postreset(struct ata_port *ap, unsigned int *classes)
+static void pata_icside_postreset(struct ata_link *link, unsigned int *classes)
 {
+	struct ata_port *ap = link->ap;
 	struct pata_icside_state *state = ap->host->private_data;
 
 	if (classes[0] != ATA_DEV_NONE || classes[1] != ATA_DEV_NONE)
-		return ata_std_postreset(ap, classes);
+		return ata_std_postreset(link, classes);
 
 	state->port[ap->port_no].disabled = 1;
 
@@ -395,29 +396,30 @@ static struct ata_port_operations pata_icside_port_ops = {
 
 static void __devinit
 pata_icside_setup_ioaddr(struct ata_port *ap, void __iomem *base,
-			 const struct portinfo *info)
+			 struct pata_icside_info *info,
+			 const struct portinfo *port)
 {
 	struct ata_ioports *ioaddr = &ap->ioaddr;
-	void __iomem *cmd = base + info->dataoffset;
+	void __iomem *cmd = base + port->dataoffset;
 
 	ioaddr->cmd_addr	= cmd;
-	ioaddr->data_addr	= cmd + (ATA_REG_DATA    << info->stepping);
-	ioaddr->error_addr	= cmd + (ATA_REG_ERR     << info->stepping);
-	ioaddr->feature_addr	= cmd + (ATA_REG_FEATURE << info->stepping);
-	ioaddr->nsect_addr	= cmd + (ATA_REG_NSECT   << info->stepping);
-	ioaddr->lbal_addr	= cmd + (ATA_REG_LBAL    << info->stepping);
-	ioaddr->lbam_addr	= cmd + (ATA_REG_LBAM    << info->stepping);
-	ioaddr->lbah_addr	= cmd + (ATA_REG_LBAH    << info->stepping);
-	ioaddr->device_addr	= cmd + (ATA_REG_DEVICE  << info->stepping);
-	ioaddr->status_addr	= cmd + (ATA_REG_STATUS  << info->stepping);
-	ioaddr->command_addr	= cmd + (ATA_REG_CMD     << info->stepping);
-
-	ioaddr->ctl_addr	= base + info->ctrloffset;
+	ioaddr->data_addr	= cmd + (ATA_REG_DATA    << port->stepping);
+	ioaddr->error_addr	= cmd + (ATA_REG_ERR     << port->stepping);
+	ioaddr->feature_addr	= cmd + (ATA_REG_FEATURE << port->stepping);
+	ioaddr->nsect_addr	= cmd + (ATA_REG_NSECT   << port->stepping);
+	ioaddr->lbal_addr	= cmd + (ATA_REG_LBAL    << port->stepping);
+	ioaddr->lbam_addr	= cmd + (ATA_REG_LBAM    << port->stepping);
+	ioaddr->lbah_addr	= cmd + (ATA_REG_LBAH    << port->stepping);
+	ioaddr->device_addr	= cmd + (ATA_REG_DEVICE  << port->stepping);
+	ioaddr->status_addr	= cmd + (ATA_REG_STATUS  << port->stepping);
+	ioaddr->command_addr	= cmd + (ATA_REG_CMD     << port->stepping);
+
+	ioaddr->ctl_addr	= base + port->ctrloffset;
 	ioaddr->altstatus_addr	= ioaddr->ctl_addr;
 
 	ata_port_desc(ap, "cmd 0x%lx ctl 0x%lx",
-		      info->raw_base + info->dataoffset,
-		      info->raw_base + info->ctrloffset);
+		      info->raw_base + port->dataoffset,
+		      info->raw_base + port->ctrloffset);
 
 	if (info->raw_ioc_base)
 		ata_port_desc(ap, "iocbase 0x%lx", info->raw_ioc_base);
@@ -441,7 +443,7 @@ static int __devinit pata_icside_register_v5(struct pata_icside_info *info)
 	info->nr_ports = 1;
 	info->port[0] = &pata_icside_portinfo_v5;
 
-	info->raw_base = ecard_resource_start(ec, ECARD_RES_MEMC);
+	info->raw_base = ecard_resource_start(info->ec, ECARD_RES_MEMC);
 
 	return 0;
 }
@@ -522,7 +524,7 @@ static int __devinit pata_icside_add_ports(struct pata_icside_info *info)
 		ap->flags |= ATA_FLAG_SLAVE_POSS;
 		ap->ops = &pata_icside_port_ops;
 
-		pata_icside_setup_ioaddr(ap, info->base, info->port[i]);
+		pata_icside_setup_ioaddr(ap, info->base, info, info->port[i]);
 	}
 
 	return ata_host_activate(host, ec->irq, ata_interrupt, 0,
-
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