From d9ff958bb34aabdce08d11b0db24123c093d87cd Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Wed, 20 Aug 2014 19:20:53 +0200 Subject: [PATCH] dmaengine: Mark the struct dma_slave_config direction field deprecated The direction passed to the device_prep_slave_sg, device_prep_dma_cyclic or device_prep_interleaved_dma (through struct dma_interleaved_template) should be used instead. Signed-off-by: Laurent Pinchart Signed-off-by: Vinod Koul --- include/linux/dmaengine.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index 1f9e642c66ad..3d291f59acd8 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -307,7 +307,9 @@ enum dma_slave_buswidth { * struct dma_slave_config - dma slave channel runtime config * @direction: whether the data shall go in or out on this slave * channel, right now. DMA_MEM_TO_DEV and DMA_DEV_TO_MEM are - * legal values. + * legal values. DEPRECATED, drivers should use the direction argument + * to the device_prep_slave_sg and device_prep_dma_cyclic functions or + * the dir field in the dma_interleaved_template structure. * @src_addr: this is the physical address where DMA slave data * should be read (RX), if the source is memory this argument is * ignored.