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Merge branch 'topic/dma_control_fsl_acks' into for-linus

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This commit is contained in:
Vinod Koul 2014-10-15 21:39:09 +05:30
commit cf6c0ab54d
4 changed files with 44 additions and 19 deletions
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13
include/linux/dmaengine.h
View file

@ -199,15 +199,12 @@ enum dma_ctrl_flags {
* configuration data in statically from the platform). An additional
* argument of struct dma_slave_config must be passed in with this
* command.
* @FSLDMA_EXTERNAL_START: this command will put the Freescale DMA controller
* into external start mode.
*/
enum dma_ctrl_cmd {
DMA_TERMINATE_ALL,
DMA_PAUSE,
DMA_RESUME,
DMA_SLAVE_CONFIG,
FSLDMA_EXTERNAL_START,
};
/**
@ -757,6 +754,16 @@ static inline struct dma_async_tx_descriptor *dmaengine_prep_interleaved_dma(
return chan->device->device_prep_interleaved_dma(chan, xt, flags);
}
static inline struct dma_async_tx_descriptor *dmaengine_prep_dma_sg(
struct dma_chan *chan,
struct scatterlist *dst_sg, unsigned int dst_nents,
struct scatterlist *src_sg, unsigned int src_nents,
unsigned long flags)
{
return chan->device->device_prep_dma_sg(chan, dst_sg, dst_nents,
src_sg, src_nents, flags);
}
static inline int dma_get_slave_caps(struct dma_chan *chan, struct dma_slave_caps *caps)
{
if (!chan || !caps)

13
include/linux/fsldma.h Normal file
View file

@ -0,0 +1,13 @@
/*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#ifndef FSL_DMA_H
#define FSL_DMA_H
/* fsl dma API for enxternal start */
int fsl_dma_external_start(struct dma_chan *dchan, int enable);
#endif