1 files changed, 21 insertions, 29 deletions

diff --git a/drivers/ata/pata_ixp4xx_cf.c b/drivers/ata/pata_ixp4xx_cf.c
index 23b8aab3ebd8..3222ac7b945d 100644
--- a/drivers/ata/pata_ixp4xx_cf.c
+++ b/drivers/ata/pata_ixp4xx_cf.c
@@ -95,14 +95,6 @@ static void ixp4xx_irq_clear(struct ata_port *ap)
 {
 }
 
-static void ixp4xx_host_stop (struct ata_host *host)
-{
-        struct ixp4xx_pata_data *data = host->dev->platform_data;
-
-        iounmap(data->cs0);
-        iounmap(data->cs1);
-}
-
 static struct scsi_host_template ixp4xx_sht = {
         .module                 = THIS_MODULE,
         .name                   = DRV_NAME,
@@ -139,10 +131,10 @@ static struct ata_port_operations ixp4xx_port_ops = {
 
         .irq_handler    = ata_interrupt,
         .irq_clear      = ixp4xx_irq_clear,
+        .irq_on         = ata_irq_on,
+        .irq_ack        = ata_irq_ack,
 
         .port_start     = ata_port_start,
-        .port_stop      = ata_port_stop,
-        .host_stop      = ixp4xx_host_stop,
 
         .phy_reset      = ixp4xx_phy_reset,
 };
@@ -150,9 +142,9 @@ static struct ata_port_operations ixp4xx_port_ops = {
 static void ixp4xx_setup_port(struct ata_ioports *ioaddr,
                                 struct ixp4xx_pata_data *data)
 {
-        ioaddr->cmd_addr        = (unsigned long) data->cs0;
-        ioaddr->altstatus_addr  = (unsigned long) data->cs1 + 0x06;
-        ioaddr->ctl_addr        = (unsigned long) data->cs1 + 0x06;
+        ioaddr->cmd_addr        = data->cs0;
+        ioaddr->altstatus_addr  = data->cs1 + 0x06;
+        ioaddr->ctl_addr        = data->cs1 + 0x06;
 
         ata_std_ports(ioaddr);
 
@@ -162,19 +154,19 @@ static void ixp4xx_setup_port(struct ata_ioports *ioaddr,
          * ixp4xx in little endian mode.
          */
 
-        ioaddr->data_addr       ^= 0x02;
-        ioaddr->cmd_addr        ^= 0x03;
-        ioaddr->altstatus_addr  ^= 0x03;
-        ioaddr->ctl_addr        ^= 0x03;
-        ioaddr->error_addr      ^= 0x03;
-        ioaddr->feature_addr    ^= 0x03;
-        ioaddr->nsect_addr      ^= 0x03;
-        ioaddr->lbal_addr       ^= 0x03;
-        ioaddr->lbam_addr       ^= 0x03;
-        ioaddr->lbah_addr       ^= 0x03;
-        ioaddr->device_addr     ^= 0x03;
-        ioaddr->status_addr     ^= 0x03;
-        ioaddr->command_addr    ^= 0x03;
+        *(unsigned long *)&ioaddr->data_addr            ^= 0x02;
+        *(unsigned long *)&ioaddr->cmd_addr             ^= 0x03;
+        *(unsigned long *)&ioaddr->altstatus_addr       ^= 0x03;
+        *(unsigned long *)&ioaddr->ctl_addr             ^= 0x03;
+        *(unsigned long *)&ioaddr->error_addr           ^= 0x03;
+        *(unsigned long *)&ioaddr->feature_addr         ^= 0x03;
+        *(unsigned long *)&ioaddr->nsect_addr           ^= 0x03;
+        *(unsigned long *)&ioaddr->lbal_addr            ^= 0x03;
+        *(unsigned long *)&ioaddr->lbam_addr            ^= 0x03;
+        *(unsigned long *)&ioaddr->lbah_addr            ^= 0x03;
+        *(unsigned long *)&ioaddr->device_addr          ^= 0x03;
+        *(unsigned long *)&ioaddr->status_addr          ^= 0x03;
+        *(unsigned long *)&ioaddr->command_addr         ^= 0x03;
 #endif
 }
 
@@ -195,8 +187,8 @@ static __devinit int ixp4xx_pata_probe(struct platform_device *pdev)
 
         pdev->dev.coherent_dma_mask = DMA_32BIT_MASK;
 
-        data->cs0 = ioremap(cs0->start, 0x1000);
-        data->cs1 = ioremap(cs1->start, 0x1000);
+        data->cs0 = devm_ioremap(&pdev->dev, cs0->start, 0x1000);
+        data->cs1 = devm_ioremap(&pdev->dev, cs1->start, 0x1000);
 
         irq = platform_get_irq(pdev, 0);
         if (irq)
@@ -238,7 +230,7 @@ static __devexit int ixp4xx_pata_remove(struct platform_device *dev)
 {
         struct ata_host *host = platform_get_drvdata(dev);
 
-        ata_host_remove(host);
+        ata_host_detach(host);
         platform_set_drvdata(dev, NULL);
 
         return 0;