Merge ssh://master.kernel.org/pub/scm/linux/kernel/git/sam/kbuild

[linux-2.6-omap-h63xx.git] / drivers / ata / pata_mpiix.c

diff --git a/drivers/ata/pata_mpiix.c b/drivers/ata/pata_mpiix.c
index f2e7115f7ab9de2aba9b0a9426e7155916c2f26f..d5483087a3faa366db7895c15d26bcf827c38bd7 100644 (file)
--- a/drivers/ata/pata_mpiix.c
+++ b/drivers/ata/pata_mpiix.c
@@ -35,7 +35,7 @@
 #include <linux/libata.h>
 
 #define DRV_NAME "pata_mpiix"
-#define DRV_VERSION "0.7.5"
+#define DRV_VERSION "0.7.6"
 
 enum {
        IDETIM = 0x6C,          /* IDE control register */
@@ -46,15 +46,16 @@ enum {
        SECONDARY = (1 << 14)
 };
 
-static int mpiix_pre_reset(struct ata_port *ap)
+static int mpiix_pre_reset(struct ata_link *link, unsigned long deadline)
 {
+       struct ata_port *ap = link->ap;
        struct pci_dev *pdev = to_pci_dev(ap->host->dev);
        static const struct pci_bits mpiix_enable_bits = { 0x6D, 1, 0x80, 0x80 };
 
        if (!pci_test_config_bits(pdev, &mpiix_enable_bits))
                return -ENOENT;
-       ap->cbl = ATA_CBL_PATA40;
-       return ata_std_prereset(ap);
+
+       return ata_std_prereset(link, deadline);
 }
 
 /**
@@ -165,12 +166,9 @@ static struct scsi_host_template mpiix_sht = {
        .slave_configure        = ata_scsi_slave_config,
        .slave_destroy          = ata_scsi_slave_destroy,
        .bios_param             = ata_std_bios_param,
-       .resume                 = ata_scsi_device_resume,
-       .suspend                = ata_scsi_device_suspend,
 };
 
 static struct ata_port_operations mpiix_port_ops = {
-       .port_disable   = ata_port_disable,
        .set_piomode    = mpiix_set_piomode,
 
        .tf_load        = ata_tf_load,
@@ -183,31 +181,36 @@ static struct ata_port_operations mpiix_port_ops = {
        .thaw           = ata_bmdma_thaw,
        .error_handler  = mpiix_error_handler,
        .post_internal_cmd = ata_bmdma_post_internal_cmd,
+       .cable_detect   = ata_cable_40wire,
 
        .qc_prep        = ata_qc_prep,
        .qc_issue       = mpiix_qc_issue_prot,
        .data_xfer      = ata_data_xfer,
 
-       .irq_handler    = ata_interrupt,
        .irq_clear      = ata_bmdma_irq_clear,
        .irq_on         = ata_irq_on,
-       .irq_ack        = ata_irq_ack,
 
-       .port_start     = ata_port_start,
+       .port_start     = ata_sff_port_start,
 };
 
 static int mpiix_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
        /* Single threaded by the PCI probe logic */
-       static struct ata_probe_ent probe;
        static int printed_version;
+       struct ata_host *host;
+       struct ata_port *ap;
        void __iomem *cmd_addr, *ctl_addr;
        u16 idetim;
-       int irq;
+       int cmd, ctl, irq;
 
        if (!printed_version++)
                dev_printk(KERN_DEBUG, &dev->dev, "version " DRV_VERSION "\n");
 
+       host = ata_host_alloc(&dev->dev, 1);
+       if (!host)
+               return -ENOMEM;
+       ap = host->ports[0];
+
        /* MPIIX has many functions which can be turned on or off according
           to other devices present. Make sure IDE is enabled before we try
           and use it */
@@ -218,45 +221,42 @@ static int mpiix_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 
        /* See if it's primary or secondary channel... */
        if (!(idetim & SECONDARY)) {
+               cmd = 0x1F0;
+               ctl = 0x3F6;
                irq = 14;
-               cmd_addr = devm_ioport_map(&dev->dev, 0x1F0, 8);
-               ctl_addr = devm_ioport_map(&dev->dev, 0x3F6, 1);
        } else {
+               cmd = 0x170;
+               ctl = 0x376;
                irq = 15;
-               cmd_addr = devm_ioport_map(&dev->dev, 0x170, 8);
-               ctl_addr = devm_ioport_map(&dev->dev, 0x376, 1);
        }
 
+       cmd_addr = devm_ioport_map(&dev->dev, cmd, 8);
+       ctl_addr = devm_ioport_map(&dev->dev, ctl, 1);
        if (!cmd_addr || !ctl_addr)
                return -ENOMEM;
 
+       ata_port_desc(ap, "cmd 0x%x ctl 0x%x", cmd, ctl);
+
        /* We do our own plumbing to avoid leaking special cases for whacko
           ancient hardware into the core code. There are two issues to
           worry about.  #1 The chip is a bridge so if in legacy mode and
           without BARs set fools the setup.  #2 If you pci_disable_device
           the MPIIX your box goes castors up */
 
-       INIT_LIST_HEAD(&probe.node);
-       probe.dev = pci_dev_to_dev(dev);
-       probe.port_ops = &mpiix_port_ops;
-       probe.sht = &mpiix_sht;
-       probe.pio_mask = 0x1F;
-       probe.irq_flags = IRQF_SHARED;
-       probe.port_flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_SRST;
-       probe.n_ports = 1;
+       ap->ops = &mpiix_port_ops;
+       ap->pio_mask = 0x1F;
+       ap->flags |= ATA_FLAG_SLAVE_POSS;
 
-       probe.irq = irq;
-       probe.port[0].cmd_addr = cmd_addr;
-       probe.port[0].ctl_addr = ctl_addr;
-       probe.port[0].altstatus_addr = ctl_addr;
+       ap->ioaddr.cmd_addr = cmd_addr;
+       ap->ioaddr.ctl_addr = ctl_addr;
+       ap->ioaddr.altstatus_addr = ctl_addr;
 
        /* Let libata fill in the port details */
-       ata_std_ports(&probe.port[0]);
+       ata_std_ports(&ap->ioaddr);
 
-       /* Now add the port that is active */
-       if (ata_device_add(&probe))
-               return 0;
-       return -ENODEV;
+       /* activate host */
+       return ata_host_activate(host, irq, ata_interrupt, IRQF_SHARED,
+                                &mpiix_sht);
 }
 
 static const struct pci_device_id mpiix[] = {
@@ -270,8 +270,10 @@ static struct pci_driver mpiix_pci_driver = {
        .id_table       = mpiix,
        .probe          = mpiix_init_one,
        .remove         = ata_pci_remove_one,
+#ifdef CONFIG_PM
        .suspend        = ata_pci_device_suspend,
        .resume         = ata_pci_device_resume,
+#endif
 };
 
 static int __init mpiix_init(void)