diff options
Diffstat (limited to 'drivers/staging/android/ion/ion_chunk_heap.c')
-rw-r--r-- | drivers/staging/android/ion/ion_chunk_heap.c | 27 |
1 files changed, 4 insertions, 23 deletions
diff --git a/drivers/staging/android/ion/ion_chunk_heap.c b/drivers/staging/android/ion/ion_chunk_heap.c index 70495dc..102c093 100644 --- a/drivers/staging/android/ion/ion_chunk_heap.c +++ b/drivers/staging/android/ion/ion_chunk_heap.c @@ -22,12 +22,11 @@ #include <linux/slab.h> #include <linux/vmalloc.h> #include "ion.h" -#include "ion_priv.h" struct ion_chunk_heap { struct ion_heap heap; struct gen_pool *pool; - ion_phys_addr_t base; + phys_addr_t base; unsigned long chunk_size; unsigned long size; unsigned long allocated; @@ -35,7 +34,7 @@ struct ion_chunk_heap { static int ion_chunk_heap_allocate(struct ion_heap *heap, struct ion_buffer *buffer, - unsigned long size, unsigned long align, + unsigned long size, unsigned long flags) { struct ion_chunk_heap *chunk_heap = @@ -46,9 +45,6 @@ static int ion_chunk_heap_allocate(struct ion_heap *heap, unsigned long num_chunks; unsigned long allocated_size; - if (align > chunk_heap->chunk_size) - return -EINVAL; - allocated_size = ALIGN(size, chunk_heap->chunk_size); num_chunks = allocated_size / chunk_heap->chunk_size; @@ -104,10 +100,6 @@ static void ion_chunk_heap_free(struct ion_buffer *buffer) ion_heap_buffer_zero(buffer); - if (ion_buffer_cached(buffer)) - dma_sync_sg_for_device(NULL, table->sgl, table->nents, - DMA_BIDIRECTIONAL); - for_each_sg(table->sgl, sg, table->nents, i) { gen_pool_free(chunk_heap->pool, page_to_phys(sg_page(sg)), sg->length); @@ -135,8 +127,6 @@ struct ion_heap *ion_chunk_heap_create(struct ion_platform_heap *heap_data) page = pfn_to_page(PFN_DOWN(heap_data->base)); size = heap_data->size; - ion_pages_sync_for_device(NULL, page, size, DMA_BIDIRECTIONAL); - ret = ion_heap_pages_zero(page, size, pgprot_writecombine(PAGE_KERNEL)); if (ret) return ERR_PTR(ret); @@ -160,8 +150,8 @@ struct ion_heap *ion_chunk_heap_create(struct ion_platform_heap *heap_data) chunk_heap->heap.ops = &chunk_heap_ops; chunk_heap->heap.type = ION_HEAP_TYPE_CHUNK; chunk_heap->heap.flags = ION_HEAP_FLAG_DEFER_FREE; - pr_debug("%s: base %lu size %zu align %ld\n", __func__, - chunk_heap->base, heap_data->size, heap_data->align); + pr_debug("%s: base %pa size %zu\n", __func__, + &chunk_heap->base, heap_data->size); return &chunk_heap->heap; @@ -170,12 +160,3 @@ error_gen_pool_create: return ERR_PTR(ret); } -void ion_chunk_heap_destroy(struct ion_heap *heap) -{ - struct ion_chunk_heap *chunk_heap = - container_of(heap, struct ion_chunk_heap, heap); - - gen_pool_destroy(chunk_heap->pool); - kfree(chunk_heap); - chunk_heap = NULL; -} |