Merge "msm: sps: add stubs for BAM DMA APIs" (6b6efb5f) · Commits · e / devices / android_kernel_sony_msm8994

include/linux/msm-sps.h

+21 −0

Original line number	Diff line number	Diff line
		@@ -1169,6 +1169,7 @@ int sps_set_config(struct sps_pipe h, struct sps_connect config);
		int sps_set_owner(struct sps_pipe *h, enum sps_owner owner,
		struct sps_satellite *connect);

		#ifdef CONFIG_SPS_SUPPORT_BAMDMA
		/**
		* Allocate a BAM DMA channel
		*
		@@ -1216,7 +1217,27 @@ unsigned long sps_dma_get_bam_handle(void);
		*
		*/
		void sps_dma_free_bam_handle(unsigned long h);
		#else
		static inline int sps_alloc_dma_chan(const struct sps_alloc_dma_chan *alloc,
		struct sps_dma_chan *chan)
		{
		return -EPERM;
		}

		static inline int sps_free_dma_chan(struct sps_dma_chan *chan)
		{
		return -EPERM;
		}

		static inline unsigned long sps_dma_get_bam_handle(void)
		{
		return 0;
		}

		static inline void sps_dma_free_bam_handle(unsigned long h)
		{
		}
		#endif

		/**
		* Get number of free transfer entries for an SPS connection end point