X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fide%2Flegacy%2Ffalconide.c;h=af11028b47949afbb207946831f4c2bba78bfd0d;hb=a9da4f7ed6a702996ac9d1bbaf1a3969a4c092b3;hp=5c19c422c5cc78b5ad62671287ce0a278498909a;hpb=a52b0d25a722e84da999005b75f972aa4824253c;p=pandora-kernel.git

diff --git a/drivers/ide/legacy/falconide.c b/drivers/ide/legacy/falconide.c
index 5c19c422c5cc..af11028b4794 100644
--- a/drivers/ide/legacy/falconide.c
+++ b/drivers/ide/legacy/falconide.c
@@ -44,21 +44,45 @@
 int falconide_intr_lock;
 EXPORT_SYMBOL(falconide_intr_lock);
 
+static void falconide_input_data(ide_drive_t *drive, struct request *rq,
+				 void *buf, unsigned int len)
+{
+	unsigned long data_addr = drive->hwif->io_ports.data_addr;
+
+	if (drive->media == ide_disk && rq && rq->cmd_type == REQ_TYPE_FS)
+		return insw(data_addr, buf, (len + 1) / 2);
+
+	insw_swapw(data_addr, buf, (len + 1) / 2);
+}
+
+static void falconide_output_data(ide_drive_t *drive, struct request *rq,
+				  void *buf, unsigned int len)
+{
+	unsigned long data_addr = drive->hwif->io_ports.data_addr;
+
+	if (drive->media == ide_disk && rq && rq->cmd_type == REQ_TYPE_FS)
+		return outsw(data_addr, buf, (len + 1) / 2);
+
+	outsw_swapw(data_addr, buf, (len + 1) / 2);
+}
+
 static void __init falconide_setup_ports(hw_regs_t *hw)
 {
 	int i;
 
 	memset(hw, 0, sizeof(*hw));
 
-	hw->io_ports[IDE_DATA_OFFSET] = ATA_HD_BASE;
+	hw->io_ports.data_addr = ATA_HD_BASE;
 
 	for (i = 1; i < 8; i++)
-		hw->io_ports[i] = ATA_HD_BASE + 1 + i * 4;
+		hw->io_ports_array[i] = ATA_HD_BASE + 1 + i * 4;
 
-	hw->io_ports[IDE_CONTROL_OFFSET] = ATA_HD_BASE + ATA_HD_CONTROL;
+	hw->io_ports.ctl_addr = ATA_HD_BASE + ATA_HD_CONTROL;
 
 	hw->irq = IRQ_MFP_IDE;
 	hw->ack_intr = NULL;
+
+	hw->chipset = ide_generic;
 }
 
     /*
@@ -90,6 +114,10 @@ static int __init falconide_init(void)
 		ide_init_port_data(hwif, index);
 		ide_init_port_hw(hwif, &hw);
 
+		/* Atari has a byte-swapped IDE interface */
+		hwif->input_data  = falconide_input_data;
+		hwif->output_data = falconide_output_data;
+
 		ide_get_lock(NULL, NULL);
 		ide_device_add(idx, NULL);
 		ide_release_lock();