Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit d9ff958b authored by Laurent Pinchart's avatar Laurent Pinchart Committed by Vinod Koul
Browse files

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: default avatarLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent 22843545

include/linux/dmaengine.h

+3 −1
Original line number Diff line number Diff line
@@ -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.