[PCI] Remove cases where PCI_CACHE_LINE_SIZE is hardcoded.

Modifies drivers atm/eni.c, ide/pci/cmd64x.c, and
ide/pci/ns87415.c.  Ack'd by DaveM.

drivers/atm/eni.c

@@ -1809,10 +1809,6 @@ static int __devinit eni_start(struct atm_dev *dev)
 		    "master (0x%02x)\n",dev->number,error);
 		return error;
 	}
-#ifdef __sparc_v9__ /* copied from drivers/net/sunhme.c */
-	/* NOTE: Cache line size is in 32-bit word units. */
-	pci_write_config_byte(eni_dev->pci_dev, PCI_CACHE_LINE_SIZE, 0x10);
-#endif
 	if ((error = pci_write_config_byte(eni_dev->pci_dev,PCI_TONGA_CTRL,
 	    END_SWAP_DMA))) {
 		printk(KERN_ERR DEV_LABEL "(itf %d): can't set endian swap "

drivers/ide/pci/cmd64x.c

@@ -628,10 +628,7 @@ static unsigned int __init init_chipset_cmd64x (struct pci_dev *dev, const char
 
 	/* Set a good latency timer and cache line size value. */
 	(void) pci_write_config_byte(dev, PCI_LATENCY_TIMER, 64);
-#ifdef __sparc_v9__
-	(void) pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, 0x10);
-#endif
-
+	/* FIXME: pci_set_master() to ensure a good latency timer value */
 
 	/* Setup interrupts. */
 	(void) pci_read_config_byte(dev, MRDMODE, &mrdmode);

drivers/ide/pci/ns87415.c

@@ -147,9 +147,7 @@ static void __init init_hwif_ns87415 (ide_hwif_t *hwif)
 
 	/* Set a good latency timer and cache line size value. */
 	(void) pci_write_config_byte(dev, PCI_LATENCY_TIMER, 64);
-#ifdef __sparc_v9__
-	(void) pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, 0x10);
-#endif
+	/* FIXME: use pci_set_master() to ensure good latency timer value */
 
 	/*
 	 * We cannot probe for IRQ: both ports share common IRQ on INTA.