[PATCH 095/115] gpu: ion: remove unnecessary function from system heap

John Stultz
2013-12-14T03:27:46Z

From: Colin Cross <ccross@android.com>

ion_system_contig_heap buffers have an sglist, just call
ion_heap_map_user to map it.

Signed-off-by: Colin Cross <ccross@android.com>
Signed-off-by: John Stultz <john.stultz@linaro.org>
---
drivers/staging/android/ion/ion_system_heap.c | 13 +------------
1 file changed, 1 insertion(+), 12 deletions(-)

diff --git a/drivers/staging/android/ion/ion_system_heap.c b/drivers/staging/android/ion/ion_system_heap.c
index 3b2f420..9250ee5 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)
--
1.8.3.2