Add __arm defines to specify behavior specific for an ARM processor.
Signed-off-by: Jordan Crouse jcrouse@codeaurora.org --- drivers/gpu/drm/drm_bufs.c | 2 +- drivers/gpu/drm/drm_vm.c | 14 +++++++++++++- 2 files changed, 14 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c index 3c2c663..a5c9ce9 100644 --- a/drivers/gpu/drm/drm_bufs.c +++ b/drivers/gpu/drm/drm_bufs.c @@ -176,7 +176,7 @@ static int drm_addmap_core(struct drm_device * dev, resource_size_t offset, switch (map->type) { case _DRM_REGISTERS: case _DRM_FRAME_BUFFER: -#if !defined(__sparc__) && !defined(__alpha__) && !defined(__ia64__) && !defined(__powerpc64__) && !defined(__x86_64__) +#if !defined(__sparc__) && !defined(__alpha__) && !defined(__ia64__) && !defined(__powerpc64__) && !defined(__x86_64__) && !defined(__arm__) if (map->offset + (map->size-1) < map->offset || map->offset < virt_to_phys(high_memory)) { kfree(map); diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c index c3b13fb..3778360 100644 --- a/drivers/gpu/drm/drm_vm.c +++ b/drivers/gpu/drm/drm_vm.c @@ -61,7 +61,7 @@ static pgprot_t drm_io_prot(uint32_t map_type, struct vm_area_struct *vma) tmp = pgprot_writecombine(tmp); else tmp = pgprot_noncached(tmp); -#elif defined(__sparc__) +#elif defined(__sparc__) || defined(__arm__) tmp = pgprot_noncached(tmp); #endif return tmp; @@ -601,6 +601,7 @@ int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma) }
switch (map->type) { +#if !defined(__arm__) case _DRM_AGP: if (drm_core_has_AGP(dev) && dev->agp->cant_use_aperture) { /* @@ -615,20 +616,31 @@ int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma) break; } /* fall through to _DRM_FRAME_BUFFER... */ +#endif case _DRM_FRAME_BUFFER: case _DRM_REGISTERS: offset = dev->driver->get_reg_ofs(dev); vma->vm_flags |= VM_IO; /* not in core dump */ vma->vm_page_prot = drm_io_prot(map->type, vma); +#if !defined(__arm__) if (io_remap_pfn_range(vma, vma->vm_start, (map->offset + offset) >> PAGE_SHIFT, vma->vm_end - vma->vm_start, vma->vm_page_prot)) return -EAGAIN; +#else + if (remap_pfn_range(vma, vma->vm_start, + (map->offset + offset) >> PAGE_SHIFT, + vma->vm_end - vma->vm_start, + vma->vm_page_prot)) + return -EAGAIN; +#endif + DRM_DEBUG(" Type = %d; start = 0x%lx, end = 0x%lx," " offset = 0x%llx\n", map->type, vma->vm_start, vma->vm_end, (unsigned long long)(map->offset + offset)); + vma->vm_ops = &drm_vm_ops; break; case _DRM_CONSISTENT: