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Diffstat (limited to 'include/linux/platform_data/dma-dw.h')
-rw-r--r--include/linux/platform_data/dma-dw.h27
1 files changed, 4 insertions, 23 deletions
diff --git a/include/linux/platform_data/dma-dw.h b/include/linux/platform_data/dma-dw.h
index d0c97da..d8155c0 100644
--- a/include/linux/platform_data/dma-dw.h
+++ b/include/linux/platform_data/dma-dw.h
@@ -8,10 +8,10 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
-#ifndef DW_DMAC_H
-#define DW_DMAC_H
+#ifndef _PLATFORM_DATA_DMA_DW_H
+#define _PLATFORM_DATA_DMA_DW_H
-#include <linux/dmaengine.h>
+#include <linux/device.h>
/**
* struct dw_dma_slave - Controller-specific information about a slave
@@ -56,23 +56,4 @@ struct dw_dma_platform_data {
unsigned char data_width[4];
};
-/* DMA API extensions */
-struct dw_cyclic_desc {
- struct dw_desc **desc;
- unsigned long periods;
- void (*period_callback)(void *param);
- void *period_callback_param;
-};
-
-struct dw_cyclic_desc *dw_dma_cyclic_prep(struct dma_chan *chan,
- dma_addr_t buf_addr, size_t buf_len, size_t period_len,
- enum dma_transfer_direction direction);
-void dw_dma_cyclic_free(struct dma_chan *chan);
-int dw_dma_cyclic_start(struct dma_chan *chan);
-void dw_dma_cyclic_stop(struct dma_chan *chan);
-
-dma_addr_t dw_dma_get_src_addr(struct dma_chan *chan);
-
-dma_addr_t dw_dma_get_dst_addr(struct dma_chan *chan);
-
-#endif /* DW_DMAC_H */
+#endif /* _PLATFORM_DATA_DMA_DW_H */

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