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Commit 3e0b2a19 authored by Sumit Semwal's avatar Sumit Semwal
Browse files

dma-buf: correct dummy function declarations. 



Dummy functions for the newly added cpu access ops need variable names for
arguments.
Also, the introduction of flags in dma_buf_fd  needs to be added to dummy
functions as well.

Signed-off-by: default avatarSumit Semwal <sumit.semwal@ti.com>
Signed-off-by: default avatarSumit Semwal <sumit.semwal@linaro.org>
parent fbb231e1

include/linux/dma-buf.h

+14 −13
Original line number Diff line number Diff line
@@ -188,7 +188,7 @@ static inline struct dma_buf *dma_buf_export(void *priv, 
	return ERR_PTR(-ENODEV);

}



static inline int dma_buf_fd(struct dma_buf *dmabuf)

static inline int dma_buf_fd(struct dma_buf *dmabuf, int flags)

{

	return -ENODEV;

}
@@ -215,36 +215,37 @@ static inline void dma_buf_unmap_attachment(struct dma_buf_attachment *attach, 
	return;

}



static inline int dma_buf_begin_cpu_access(struct dma_buf *,

					   size_t, size_t,

					   enum dma_data_direction)

static inline int dma_buf_begin_cpu_access(struct dma_buf *dmabuf,

					   size_t start, size_t len,

					   enum dma_data_direction dir)

{

	return -ENODEV;

}



static inline void dma_buf_end_cpu_access(struct dma_buf *,

					  size_t, size_t,

					  enum dma_data_direction)

static inline void dma_buf_end_cpu_access(struct dma_buf *dmabuf,

					  size_t start, size_t len,

					  enum dma_data_direction dir)

{

}



static inline void *dma_buf_kmap_atomic(struct dma_buf *, unsigned long)

static inline void *dma_buf_kmap_atomic(struct dma_buf *dmabuf,

					unsigned long pnum)

{

	return NULL;

}



static inline void dma_buf_kunmap_atomic(struct dma_buf *, unsigned long,

					 void *)

static inline void dma_buf_kunmap_atomic(struct dma_buf *dmabuf,

					 unsigned long pnum, void *vaddr)

{

}



static inline void *dma_buf_kmap(struct dma_buf *, unsigned long)

static inline void *dma_buf_kmap(struct dma_buf *dmabuf, unsigned long pnum)

{

	return NULL;

}



static inline void dma_buf_kunmap(struct dma_buf *, unsigned long,

				  void *)

static inline void dma_buf_kunmap(struct dma_buf *dmabuf,

				  unsigned long pnum, void *vaddr)

{

}

#endif /* CONFIG_DMA_SHARED_BUFFER */