Merge branch 'i2c-next' of git://aeryn.fluff.org.uk/bjdooks/linux

[pandora-kernel.git] / drivers / ata / pata_rb532_cf.c

diff --git a/drivers/ata/pata_rb532_cf.c b/drivers/ata/pata_rb532_cf.c
index f8b3ffc..c2e6fb9 100644 (file)
--- a/drivers/ata/pata_rb532_cf.c
+++ b/drivers/ata/pata_rb532_cf.c
@@ -39,9 +39,11 @@
 #define RB500_CF_MAXPORTS      1
 #define RB500_CF_IO_DELAY      400
 
-#define RB500_CF_REG_CMD       0x0800
+#define RB500_CF_REG_BASE      0x0800
+#define RB500_CF_REG_ERR       0x080D
 #define RB500_CF_REG_CTRL      0x080E
-#define RB500_CF_REG_DATA      0x0C00
+/* 32bit buffered data register offset */
+#define RB500_CF_REG_DBUF32    0x0C00
 
 struct rb532_cf_info {
        void __iomem    *iobase;
@@ -72,11 +74,12 @@ static void rb532_pata_exec_command(struct ata_port *ap,
        rb532_pata_finish_io(ap);
 }
 
-static void rb532_pata_data_xfer(struct ata_device *adev, unsigned char *buf,
+static unsigned int rb532_pata_data_xfer(struct ata_device *adev, unsigned char *buf,
                                unsigned int buflen, int write_data)
 {
        struct ata_port *ap = adev->link->ap;
        void __iomem *ioaddr = ap->ioaddr.data_addr;
+       int retlen = buflen;
 
        if (write_data) {
                for (; buflen > 0; buflen--, buf++)
@@ -87,6 +90,7 @@ static void rb532_pata_data_xfer(struct ata_device *adev, unsigned char *buf,
        }
 
        rb532_pata_finish_io(adev->link->ap);
+       return retlen;
 }
 
 static void rb532_pata_freeze(struct ata_port *ap)
@@ -146,13 +150,14 @@ static void rb532_pata_setup_ports(struct ata_host *ah)
        ap->pio_mask    = 0x1f; /* PIO4 */
        ap->flags       = ATA_FLAG_NO_LEGACY | ATA_FLAG_MMIO;
 
-       ap->ioaddr.cmd_addr     = info->iobase + RB500_CF_REG_CMD;
+       ap->ioaddr.cmd_addr     = info->iobase + RB500_CF_REG_BASE;
        ap->ioaddr.ctl_addr     = info->iobase + RB500_CF_REG_CTRL;
        ap->ioaddr.altstatus_addr = info->iobase + RB500_CF_REG_CTRL;
 
        ata_sff_std_ports(&ap->ioaddr);
 
-       ap->ioaddr.data_addr    = info->iobase + RB500_CF_REG_DATA;
+       ap->ioaddr.data_addr    = info->iobase + RB500_CF_REG_DBUF32;
+       ap->ioaddr.error_addr   = info->iobase + RB500_CF_REG_ERR;
 }
 
 static __devinit int rb532_pata_driver_probe(struct platform_device *pdev)