ia64: remove CONFIG_PCI ifdefs

Now that hpsim support is gone, CONFIG_PCI is forced on for ia64, and
we can remove a few ifdefs for it.

Acked-by: Tom Vaden <[e-mail]>
Signed-off-by: Christoph Hellwig <[e-mail]>
Link: https://lkml.kernel.org/r/[e-mail]
Signed-off-by: Tony Luck <[e-mail]>

arch/ia64/Makefile

···
 core-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += arch/ia64/dig/
 core-$(CONFIG_IA64_SGI_UV)	+= arch/ia64/uv/
 
-drivers-$(CONFIG_PCI)		+= arch/ia64/pci/
+drivers-y			+= arch/ia64/pci/
 drivers-$(CONFIG_IA64_HP_ZX1)	+= arch/ia64/hp/common/ arch/ia64/hp/zx1/
 drivers-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += arch/ia64/hp/common/ arch/ia64/hp/zx1/
 drivers-$(CONFIG_IA64_GENERIC)	+= arch/ia64/hp/common/ arch/ia64/hp/zx1/ arch/ia64/uv/

arch/ia64/hp/common/sba_iommu.c

···
 static u64 prefetch_spill_page;
 #endif
 
-#ifdef CONFIG_PCI
-# define GET_IOC(dev)	((dev_is_pci(dev))						\
+#define GET_IOC(dev)	((dev_is_pci(dev))						\
 			 ? ((struct ioc *) PCI_CONTROLLER(to_pci_dev(dev))->iommu) : NULL)
-#else
-# define GET_IOC(dev)	NULL
-#endif
 
 /*
 ** DMA_CHUNK_SIZE is used by the SCSI mid-layer to break up
···
 	controller->iommu = ioc;
 	sac->sysdata = controller;
 	sac->dma_mask = 0xFFFFFFFFUL;
-#ifdef CONFIG_PCI
 	sac->dev.bus = &pci_bus_type;
-#endif
 	ioc->sac_only_dev = sac;
 }
 
···
 	}
 #endif
 
-#ifdef CONFIG_PCI
 	{
 		struct pci_bus *b = NULL;
 		while ((b = pci_find_next_bus(b)) != NULL)
 			sba_connect_bus(b);
 	}
-#endif
 
 #ifdef CONFIG_PROC_FS
 	ioc_proc_init();

arch/ia64/include/asm/dma.h

···
 
 extern unsigned long MAX_DMA_ADDRESS;
 
-#ifdef CONFIG_PCI
-  extern int isa_dma_bridge_buggy;
-#else
-# define isa_dma_bridge_buggy 	(0)
-#endif
+extern int isa_dma_bridge_buggy;
 
 #define free_dma(x)
 

arch/ia64/kernel/sys_ia64.c

···
 		force_successful_syscall_return();
 	return addr;
 }
-
-#ifndef CONFIG_PCI
-
-asmlinkage long
-sys_pciconfig_read (unsigned long bus, unsigned long dfn, unsigned long off, unsigned long len,
-		    void *buf)
-{
-	return -ENOSYS;
-}
-
-asmlinkage long
-sys_pciconfig_write (unsigned long bus, unsigned long dfn, unsigned long off, unsigned long len,
-		     void *buf)
-{
-	return -ENOSYS;
-}
-
-#endif /* CONFIG_PCI */

arch/ia64/mm/init.c

···
 	BUG_ON(PTRS_PER_PMD * sizeof(pmd_t) != PAGE_SIZE);
 	BUG_ON(PTRS_PER_PTE * sizeof(pte_t) != PAGE_SIZE);
 
-#ifdef CONFIG_PCI
 	/*
 	 * This needs to be called _after_ the command line has been parsed but _before_
 	 * any drivers that may need the PCI DMA interface are initialized or bootmem has
 	 * been freed.
 	 */
 	platform_dma_init();
-#endif
 
 #ifdef CONFIG_FLATMEM
 	BUG_ON(!mem_map);