/*
- * linux/drivers/ide/pci/aec62xx.c Version 0.25 Aug 1, 2007
+ * linux/drivers/ide/pci/aec62xx.c Version 0.26 Sep 1, 2007
*
* Copyright (C) 1999-2002 Andre Hedrick <andre@linux-ide.org>
* Copyright (C) 2007 MontaVista Software, Inc. <source@mvista.com>
static void __devinit init_hwif_aec62xx(ide_hwif_t *hwif)
{
struct pci_dev *dev = hwif->pci_dev;
- u8 reg54 = 0, mask = hwif->channel ? 0xf0 : 0x0f;
- unsigned long flags;
hwif->set_pio_mode = &aec_set_pio_mode;
hwif->dma_lost_irq = &aec62xx_dma_lost_irq;
- if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF) {
- spin_lock_irqsave(&ide_lock, flags);
- pci_read_config_byte (dev, 0x54, ®54);
- pci_write_config_byte(dev, 0x54, (reg54 & ~mask));
- spin_unlock_irqrestore(&ide_lock, flags);
- } else if (hwif->cbl != ATA_CBL_PATA40_SHORT) {
+ if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF)
+ return;
+
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT) {
u8 ata66 = 0, mask = hwif->channel ? 0x02 : 0x01;
pci_read_config_byte(hwif->pci_dev, 0x49, &ata66);