[PATCHv3 16/22] staging: android: ion: Get rid of ion_phys_addr_t

Laura Abbott
2017-04-03T18:59:29Z

Once upon a time, phys_addr_t was not everywhere in the kernel. These
days it is used enough places that having a separate Ion type doesn't
make sense. Remove the extra type and just use phys_addr_t directly.

Signed-off-by: Laura Abbott <labbott@redhat.com>
---
drivers/staging/android/ion/ion.h | 12 ++----------
drivers/staging/android/ion/ion_carveout_heap.c | 10 +++++-----
drivers/staging/android/ion/ion_chunk_heap.c | 6 +++---
drivers/staging/android/ion/ion_heap.c | 4 ++--
4 files changed, 12 insertions(+), 20 deletions(-)

diff --git a/drivers/staging/android/ion/ion.h b/drivers/staging/android/ion/ion.h
index 3b4bff5..e8a6ffe 100644
--- a/drivers/staging/android/ion/ion.h
+++ b/drivers/staging/android/ion/ion.h
@@ -28,14 +28,6 @@ struct ion_mapper;
struct ion_client;
struct ion_buffer;

-/*
- * This should be removed some day when phys_addr_t's are fully
- * plumbed in the kernel, and all instances of ion_phys_addr_t should
- * be converted to phys_addr_t. For the time being many kernel interfaces
- * do not accept phys_addr_t's that would have to
- */
-#define ion_phys_addr_t unsigned long
-
/**
* struct ion_platform_heap - defines a heap in the given platform
* @type: type of the heap from ion_heap_type enum
@@ -53,9 +45,9 @@ struct ion_platform_heap {
enum ion_heap_type type;
unsigned int id;
const char *name;
- ion_phys_addr_t base;
+ phys_addr_t base;
size_t size;
- ion_phys_addr_t align;
+ phys_addr_t align;
void *priv;
};

diff --git a/drivers/staging/android/ion/ion_carveout_heap.c b/drivers/staging/android/ion/ion_carveout_heap.c
index e0e360f..1419a89 100644
--- a/drivers/staging/android/ion/ion_carveout_heap.c
+++ b/drivers/staging/android/ion/ion_carveout_heap.c
@@ -30,10 +30,10 @@
struct ion_carveout_heap {
struct ion_heap heap;
struct gen_pool *pool;
- ion_phys_addr_t base;
+ phys_addr_t base;
};

-static ion_phys_addr_t ion_carveout_allocate(struct ion_heap *heap,
+static phys_addr_t ion_carveout_allocate(struct ion_heap *heap,
unsigned long size)
{
struct ion_carveout_heap *carveout_heap =
@@ -46,7 +46,7 @@ static ion_phys_addr_t ion_carveout_allocate(struct ion_heap *heap,
return offset;
}

-static void ion_carveout_free(struct ion_heap *heap, ion_phys_addr_t addr,
+static void ion_carveout_free(struct ion_heap *heap, phys_addr_t addr,
unsigned long size)
{
struct ion_carveout_heap *carveout_heap =
@@ -63,7 +63,7 @@ static int ion_carveout_heap_allocate(struct ion_heap *heap,
unsigned long flags)
{
struct sg_table *table;
- ion_phys_addr_t paddr;
+ phys_addr_t paddr;
int ret;

table = kmalloc(sizeof(*table), GFP_KERNEL);
@@ -96,7 +96,7 @@ static void ion_carveout_heap_free(struct ion_buffer *buffer)
struct ion_heap *heap = buffer->heap;
struct sg_table *table = buffer->sg_table;
struct page *page = sg_page(table->sgl);
- ion_phys_addr_t paddr = PFN_PHYS(page_to_pfn(page));
+ phys_addr_t paddr = PFN_PHYS(page_to_pfn(page));

ion_heap_buffer_zero(buffer);

diff --git a/drivers/staging/android/ion/ion_chunk_heap.c b/drivers/staging/android/ion/ion_chunk_heap.c
index 46e13f6..606f25f 100644
--- a/drivers/staging/android/ion/ion_chunk_heap.c
+++ b/drivers/staging/android/ion/ion_chunk_heap.c
@@ -27,7 +27,7 @@
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;
@@ -151,8 +151,8 @@ 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 \n", __func__,
- chunk_heap->base, heap_data->size);
+ pr_debug("%s: base %pa size %zu \n", __func__,
+ &chunk_heap->base, heap_data->size);

return &chunk_heap->heap;

diff --git a/drivers/staging/android/ion/ion_heap.c b/drivers/staging/android/ion/ion_heap.c
index c69d0bd..03b554f 100644
--- a/drivers/staging/android/ion/ion_heap.c
+++ b/drivers/staging/android/ion/ion_heap.c
@@ -343,9 +343,9 @@ struct ion_heap *ion_heap_create(struct ion_platform_heap *heap_data)
}

if (IS_ERR_OR_NULL(heap)) {
- pr_err("%s: error creating heap %s type %d base %lu size %zu\n",
+ pr_err("%s: error creating heap %s type %d base %pa size %zu\n",
__func__, heap_data->name, heap_data->type,
- heap_data->base, heap_data->size);
+ &heap_data->base, heap_data->size);
return ERR_PTR(-EINVAL);
}

--
2.7.4