Commit 98cd02da authored Feb 09, 2021 by John Stultz Committed by Sumit Semwal Feb 25, 2021

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



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>
Acked-by: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210209194818.2459062-1-john.stultz@linaro.org

parent ad2c28bd

drivers/dma-buf/dma-heap.c

+12 −0

Original line number	Diff line number	Diff line
		@@ -202,6 +202,18 @@ void dma_heap_get_drvdata(struct dma_heap heap)
		return heap->priv;
		}

		/**
		* 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, h, *err_ret;

include/linux/dma-heap.h

+9 −0

Original line number	Diff line number	Diff line
		@@ -50,6 +50,15 @@ struct dma_heap_export_info {
		*/
		void dma_heap_get_drvdata(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