kpriv/linux-hardened
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

aec62xx: no need to disable UDMA in ->init_hwif method for ATP850UF

Browse source 
* No need to disable UDMA in ->init_hwif method for ATP850UF (and since we
  now always tune PIO it will be disabled by ->set_pio_mode calls anyway).

* Bump driver version.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2007-10-19 00:30:10 +02:00
parent 942278ef64
commit 6a7f62af60
1 changed files with 5 additions and 9 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
drivers/ide/pci/aec62xx.c
View file

@ -1,5 +1,5 @@
/*
* 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>
@ -184,8 +184,6 @@ static unsigned int __devinit init_chipset_aec62xx(struct pci_dev *dev, const ch
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;
@ -203,12 +201,10 @@ static void __devinit init_hwif_aec62xx(ide_hwif_t *hwif)
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, &reg54);
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);