diff options
Diffstat (limited to 'include/linux/dmaengine.h')
| -rw-r--r-- | include/linux/dmaengine.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index 679b349..7e640bf 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -25,6 +25,7 @@ #include <linux/uio.h> #include <linux/scatterlist.h> #include <linux/bitmap.h> +#include <linux/types.h> #include <asm/page.h> /** @@ -331,6 +332,9 @@ enum dma_slave_buswidth { * may or may not be applicable on memory sources. * @dst_maxburst: same as src_maxburst but for destination target * mutatis mutandis. + * @device_fc: Flow Controller Settings. Only valid for slave channels. Fill + * with 'true' if peripheral should be flow controller. Direction will be + * selected at Runtime. * * This struct is passed in as configuration data to a DMA engine * in order to set up a certain channel for DMA transport at runtime. @@ -357,6 +361,7 @@ struct dma_slave_config { enum dma_slave_buswidth dst_addr_width; u32 src_maxburst; u32 dst_maxburst; + bool device_fc; }; static inline const char *dma_chan_name(struct dma_chan *chan) |