xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

BACKPORT: FROMLIST: dma-buf: dma-heap: Provide accessor to get heap name

Browse Source 
It can be useful to access the name for the heap,
so provide an accessor to do so.

Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: Liam Mark <lmark@codeaurora.org>
Cc: Chris Goldsworthy <cgoldswo@codeaurora.org>
Cc: Laura Abbott <labbott@kernel.org>
Cc: Brian Starkey <Brian.Starkey@arm.com>
Cc: Hridya Valsaraju <hridya@google.com>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Sandeep Patil <sspatil@google.com>
Cc: Daniel Mentz <danielmentz@google.com>
Cc: Ørjan Eide <orjan.eide@arm.com>
Cc: Robin Murphy <robin.murphy@arm.com>
Cc: Ezequiel Garcia <ezequiel@collabora.com>
Cc: Simon Ser <contact@emersion.fr>
Cc: James Jones <jajones@nvidia.com>
Cc: linux-media@vger.kernel.org
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: John Stultz <john.stultz@linaro.org>
[jstultz: Minor collision resolution w/ conflict in common.git]
Link: https://lore.kernel.org/lkml/20210209194818.2459062-1-john.stultz@linaro.org/
Bug: 167709539
Change-Id: I3d2126118336077ab1caa2b9312c94cb146dd194
This commit is contained in:
John Stultz
2021-02-06 05:28:51 +00:00
parent fca78df78e
commit e09764eb7d
2 changed files with 21 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/dma-buf/dma-heap.c
View File

@@ -280,6 +280,18 @@ struct device *dma_heap_get_dev(struct dma_heap *heap)
}
EXPORT_SYMBOL_GPL(dma_heap_get_dev);
/**
* dma_heap_get_name() - get heap name
* @heap: DMA-Heap to retrieve private data for
*
* Returns:
* The char* for the heap name.
*/
const char *dma_heap_get_name(struct dma_heap *heap)
{
return heap->name;
}
struct dma_heap *dma_heap_add(const struct dma_heap_export_info *exp_info)
{
struct dma_heap *heap, *err_ret;

9
include/linux/dma-heap.h
View File

@@ -61,6 +61,15 @@ void *dma_heap_get_drvdata(struct dma_heap *heap);
*/
struct device *dma_heap_get_dev(struct dma_heap *heap);
/**
* dma_heap_get_name() - get heap name
* @heap: DMA-Heap to retrieve private data for
*
* Returns:
* The char* for the heap name.
*/
const char *dma_heap_get_name(struct dma_heap *heap);
/**
* dma_heap_add - adds a heap to dmabuf heaps
* @exp_info: information needed to register this heap