Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6
authorLinus Torvalds <torvalds@linux-foundation.org>
Fri, 1 Aug 2008 17:53:43 +0000 (10:53 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 1 Aug 2008 17:53:43 +0000 (10:53 -0700)
* git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6: (28 commits)
  mm/hugetlb.c must #include <asm/io.h>
  video: Fix up hp6xx driver build regressions.
  sh: defconfig updates.
  sh: Kill off stray mach-rsk7203 reference.
  serial: sh-sci: Fix up SH7760/SH7780/SH7785 early printk regression.
  sh: Move out individual boards without mach groups.
  sh: Make sure AT_SYSINFO_EHDR is exposed to userspace in asm/auxvec.h.
  sh: Allow SH-3 and SH-5 to use common headers.
  sh: Provide common CPU headers, prune the SH-2 and SH-2A directories.
  sh/maple: clean maple bus code
  sh: More header path fixups for mach dir refactoring.
  sh: Move out the solution engine headers to arch/sh/include/mach-se/
  sh: I2C fix for AP325RXA and Migo-R
  sh: Shuffle the board directories in to mach groups.
  sh: dma-sh: Fix up dreamcast dma.h mach path.
  sh: Switch KBUILD_DEFCONFIG to shx3_defconfig.
  sh: Add ARCH_DEFCONFIG entries for sh and sh64.
  sh: Fix compile error of Solution Engine
  sh: Proper __put_user_asm() size mismatch fix.
  sh: Stub in a dummy ENTRY_OFFSET for uImage offset calculation.
  ...

1  2 
arch/sh/Kconfig
arch/sh/include/asm/dma-mapping.h
mm/hugetlb.c

diff --cc arch/sh/Kconfig
Simple merge
index 0000000000000000000000000000000000000000,6c0b8a2de14323d63c57d45dc17fa3d1bc41d950..627315ecdb520de2c0f8688a18934fe05c93121f
mode 000000,100644..100644
--- /dev/null
@@@ -1,0 -1,192 +1,193 @@@
+ #ifndef __ASM_SH_DMA_MAPPING_H
+ #define __ASM_SH_DMA_MAPPING_H
+ #include <linux/mm.h>
+ #include <linux/scatterlist.h>
+ #include <asm/cacheflush.h>
+ #include <asm/io.h>
++#include <asm-generic/dma-coherent.h>
+ extern struct bus_type pci_bus_type;
+ #define dma_supported(dev, mask)      (1)
+ static inline int dma_set_mask(struct device *dev, u64 mask)
+ {
+       if (!dev->dma_mask || !dma_supported(dev, mask))
+               return -EIO;
+       *dev->dma_mask = mask;
+       return 0;
+ }
+ void *dma_alloc_coherent(struct device *dev, size_t size,
+                        dma_addr_t *dma_handle, gfp_t flag);
+ void dma_free_coherent(struct device *dev, size_t size,
+                      void *vaddr, dma_addr_t dma_handle);
+ void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
+                   enum dma_data_direction dir);
+ #define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
+ #define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
+ #define dma_is_consistent(d, h) (1)
+ static inline dma_addr_t dma_map_single(struct device *dev,
+                                       void *ptr, size_t size,
+                                       enum dma_data_direction dir)
+ {
+ #if defined(CONFIG_PCI) && !defined(CONFIG_SH_PCIDMA_NONCOHERENT)
+       if (dev->bus == &pci_bus_type)
+               return virt_to_phys(ptr);
+ #endif
+       dma_cache_sync(dev, ptr, size, dir);
+       return virt_to_phys(ptr);
+ }
+ #define dma_unmap_single(dev, addr, size, dir)        do { } while (0)
+ static inline int dma_map_sg(struct device *dev, struct scatterlist *sg,
+                            int nents, enum dma_data_direction dir)
+ {
+       int i;
+       for (i = 0; i < nents; i++) {
+ #if !defined(CONFIG_PCI) || defined(CONFIG_SH_PCIDMA_NONCOHERENT)
+               dma_cache_sync(dev, sg_virt(&sg[i]), sg[i].length, dir);
+ #endif
+               sg[i].dma_address = sg_phys(&sg[i]);
+       }
+       return nents;
+ }
+ #define dma_unmap_sg(dev, sg, nents, dir)     do { } while (0)
+ static inline dma_addr_t dma_map_page(struct device *dev, struct page *page,
+                                     unsigned long offset, size_t size,
+                                     enum dma_data_direction dir)
+ {
+       return dma_map_single(dev, page_address(page) + offset, size, dir);
+ }
+ static inline void dma_unmap_page(struct device *dev, dma_addr_t dma_address,
+                                 size_t size, enum dma_data_direction dir)
+ {
+       dma_unmap_single(dev, dma_address, size, dir);
+ }
+ static inline void dma_sync_single(struct device *dev, dma_addr_t dma_handle,
+                                  size_t size, enum dma_data_direction dir)
+ {
+ #if defined(CONFIG_PCI) && !defined(CONFIG_SH_PCIDMA_NONCOHERENT)
+       if (dev->bus == &pci_bus_type)
+               return;
+ #endif
+       dma_cache_sync(dev, phys_to_virt(dma_handle), size, dir);
+ }
+ static inline void dma_sync_single_range(struct device *dev,
+                                        dma_addr_t dma_handle,
+                                        unsigned long offset, size_t size,
+                                        enum dma_data_direction dir)
+ {
+ #if defined(CONFIG_PCI) && !defined(CONFIG_SH_PCIDMA_NONCOHERENT)
+       if (dev->bus == &pci_bus_type)
+               return;
+ #endif
+       dma_cache_sync(dev, phys_to_virt(dma_handle) + offset, size, dir);
+ }
+ static inline void dma_sync_sg(struct device *dev, struct scatterlist *sg,
+                              int nelems, enum dma_data_direction dir)
+ {
+       int i;
+       for (i = 0; i < nelems; i++) {
+ #if !defined(CONFIG_PCI) || defined(CONFIG_SH_PCIDMA_NONCOHERENT)
+               dma_cache_sync(dev, sg_virt(&sg[i]), sg[i].length, dir);
+ #endif
+               sg[i].dma_address = sg_phys(&sg[i]);
+       }
+ }
+ static inline void dma_sync_single_for_cpu(struct device *dev,
+                                          dma_addr_t dma_handle, size_t size,
+                                          enum dma_data_direction dir)
+ {
+       dma_sync_single(dev, dma_handle, size, dir);
+ }
+ static inline void dma_sync_single_for_device(struct device *dev,
+                                             dma_addr_t dma_handle,
+                                             size_t size,
+                                             enum dma_data_direction dir)
+ {
+       dma_sync_single(dev, dma_handle, size, dir);
+ }
+ static inline void dma_sync_single_range_for_cpu(struct device *dev,
+                                                dma_addr_t dma_handle,
+                                                unsigned long offset,
+                                                size_t size,
+                                                enum dma_data_direction direction)
+ {
+       dma_sync_single_for_cpu(dev, dma_handle+offset, size, direction);
+ }
+ static inline void dma_sync_single_range_for_device(struct device *dev,
+                                                   dma_addr_t dma_handle,
+                                                   unsigned long offset,
+                                                   size_t size,
+                                                   enum dma_data_direction direction)
+ {
+       dma_sync_single_for_device(dev, dma_handle+offset, size, direction);
+ }
+ static inline void dma_sync_sg_for_cpu(struct device *dev,
+                                      struct scatterlist *sg, int nelems,
+                                      enum dma_data_direction dir)
+ {
+       dma_sync_sg(dev, sg, nelems, dir);
+ }
+ static inline void dma_sync_sg_for_device(struct device *dev,
+                                         struct scatterlist *sg, int nelems,
+                                         enum dma_data_direction dir)
+ {
+       dma_sync_sg(dev, sg, nelems, dir);
+ }
+ static inline int dma_get_cache_alignment(void)
+ {
+       /*
+        * Each processor family will define its own L1_CACHE_SHIFT,
+        * L1_CACHE_BYTES wraps to this, so this is always safe.
+        */
+       return L1_CACHE_BYTES;
+ }
+ static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
+ {
+       return dma_addr == 0;
+ }
+ #define ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY
+ extern int
+ dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr,
+                           dma_addr_t device_addr, size_t size, int flags);
+ extern void
+ dma_release_declared_memory(struct device *dev);
+ extern void *
+ dma_mark_declared_memory_occupied(struct device *dev,
+                                 dma_addr_t device_addr, size_t size);
+ #endif /* __ASM_SH_DMA_MAPPING_H */
diff --cc mm/hugetlb.c
index 254ce2b901588f48a06f61da5692aa82b93ee0cd,b3c78640b629b8feecdfb567246b90ce4e892591..d237a02eb2289774ded6ea2c0767f779d5b76e9b
  #include <linux/mutex.h>
  #include <linux/bootmem.h>
  #include <linux/sysfs.h>
+ #include <asm/io.h>
  #include <asm/page.h>
  #include <asm/pgtable.h>
 +#include <asm/io.h>
  
  #include <linux/hugetlb.h>
  #include "internal.h"