Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus

* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (22 commits)
  [MIPS] Don't force frame pointers for lockdep on MIPS
  [MIPS] update vr41xx Kconfig
  [MIPS] remove 2 select entries for VR41xx
  [MIPS] rename VR41XX to VR4100 series
  [MIPS] Use DEFINE_SPINLOCK instead of SPIN_LOCK_UNLOCKED.
  [MIPS] Replace old fashioned "__typeof" with "__typeof__".
  [MIPS] Remove unused _THREAD_SIZE_ORDER from asm-offset.c.
  [MIPS] Change PCI host bridge setup/resources
  [MIPS] Register PCI host bridge resource earlier
  [MIPS] Remove pnx8550-v2pci_defconfig
  [MIPS] Add bcm1480 ZBus trace support, fix wait related bugs
  [MIPS] Updated Sibyte headers
  [MIPS] Remove unused argument from kunmap_coherent().
  [MIPS] Malta: Delete unused prototype of mips_timer_interrupt.
  [MIPS] Select ZONE_DMA only if GENERIC_ISA_DMA selected
  [MIPS] MIPS Tech: Get rid of volatile in core code.
  [MIPS] IP22: Get rid of volatile in IP22 core code.
  [MIPS] JMR3927 cleanup
  [MIPS] merge GT64111 PCI routines and GT64120 PCI_0 routines
  [MIPS] Cobalt: Split PCI codes from setup.c
  ...

1 files changed, 11 insertions, 14 deletions

diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index e9951c0e689..2d1c2c02482 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -177,7 +177,7 @@ void *kmap_coherent(struct page *page, unsigned long addr)
 
 #define UNIQUE_ENTRYHI(idx) (CKSEG0 + ((idx) << (PAGE_SHIFT + 1)))
 
-void kunmap_coherent(struct page *page)
+void kunmap_coherent(void)
 {
 #ifndef CONFIG_MIPS_MT_SMTC
 	unsigned int wired;
@@ -210,7 +210,7 @@ void copy_user_highpage(struct page *to, struct page *from,
 	if (cpu_has_dc_aliases) {
 		vfrom = kmap_coherent(from, vaddr);
 		copy_page(vto, vfrom);
-		kunmap_coherent(from);
+		kunmap_coherent();
 	} else {
 		vfrom = kmap_atomic(from, KM_USER0);
 		copy_page(vto, vfrom);
@@ -233,7 +233,7 @@ void copy_to_user_page(struct vm_area_struct *vma,
 	if (cpu_has_dc_aliases) {
 		void *vto = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK);
 		memcpy(vto, src, len);
-		kunmap_coherent(page);
+		kunmap_coherent();
 	} else
 		memcpy(dst, src, len);
 	if ((vma->vm_flags & VM_EXEC) && !cpu_has_ic_fills_f_dc)
@@ -250,7 +250,7 @@ void copy_from_user_page(struct vm_area_struct *vma,
 		void *vfrom =
 			kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK);
 		memcpy(dst, vfrom, len);
-		kunmap_coherent(page);
+		kunmap_coherent();
 	} else
 		memcpy(dst, src, len);
 }
@@ -351,18 +351,15 @@ void __init paging_init(void)
 #endif
 	kmap_coherent_init();
 
-#ifdef CONFIG_ISA
-	if (max_low_pfn >= MAX_DMA_PFN)
-		if (min_low_pfn >= MAX_DMA_PFN) {
-			zones_size[ZONE_DMA] = 0;
-			zones_size[ZONE_NORMAL] = max_low_pfn - min_low_pfn;
-		} else {
-			zones_size[ZONE_DMA] = MAX_DMA_PFN - min_low_pfn;
-			zones_size[ZONE_NORMAL] = max_low_pfn - MAX_DMA_PFN;
-		}
+#ifdef CONFIG_ZONE_DMA
+	if (min_low_pfn < MAX_DMA_PFN && MAX_DMA_PFN <= max_low_pfn) {
+		zones_size[ZONE_DMA] = MAX_DMA_PFN - min_low_pfn;
+		zones_size[ZONE_NORMAL] = max_low_pfn - MAX_DMA_PFN;
+	} else if (max_low_pfn < MAX_DMA_PFN)
+		zones_size[ZONE_DMA] = max_low_pfn - min_low_pfn;
 	else
 #endif
-	zones_size[ZONE_DMA] = max_low_pfn - min_low_pfn;
+	zones_size[ZONE_NORMAL] = max_low_pfn - min_low_pfn;
 
 #ifdef CONFIG_HIGHMEM
 	zones_size[ZONE_HIGHMEM] = highend_pfn - highstart_pfn;