From: Colin Cross Date: Sat, 14 Dec 2013 03:26:15 +0000 (-0800) Subject: gpu: ion: remove unnecessary function from system heap X-Git-Tag: v3.14-rc1~150^2~382 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=a82130f470893c4a5be3e3cfcdc72c427a41b630;p=linux.git gpu: ion: remove unnecessary function from system heap ion_system_contig_heap buffers have an sglist, just call ion_heap_map_user to map it. Signed-off-by: Colin Cross Signed-off-by: John Stultz Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/android/ion/ion_system_heap.c b/drivers/staging/android/ion/ion_system_heap.c index 3b2f420b945d..9250ee51171d 100644 --- a/drivers/staging/android/ion/ion_system_heap.c +++ b/drivers/staging/android/ion/ion_system_heap.c @@ -422,17 +422,6 @@ void ion_system_contig_heap_unmap_dma(struct ion_heap *heap, kfree(buffer->sg_table); } -int ion_system_contig_heap_map_user(struct ion_heap *heap, - struct ion_buffer *buffer, - struct vm_area_struct *vma) -{ - unsigned long pfn = page_to_pfn(virt_to_page(buffer->priv_virt)); - return remap_pfn_range(vma, vma->vm_start, pfn + vma->vm_pgoff, - vma->vm_end - vma->vm_start, - vma->vm_page_prot); - -} - static struct ion_heap_ops kmalloc_ops = { .allocate = ion_system_contig_heap_allocate, .free = ion_system_contig_heap_free, @@ -441,7 +430,7 @@ static struct ion_heap_ops kmalloc_ops = { .unmap_dma = ion_system_contig_heap_unmap_dma, .map_kernel = ion_heap_map_kernel, .unmap_kernel = ion_heap_unmap_kernel, - .map_user = ion_system_contig_heap_map_user, + .map_user = ion_heap_map_user, }; struct ion_heap *ion_system_contig_heap_create(struct ion_platform_heap *unused)