android_kernel_motorola_sm6225/include/linux/dma-buf-ref.h
Swathi Sridhar ac04f0739d ion : Merge ion changes for msm-kona kernel upgrade
Merge all ion changes from msm-4.14 to msm-kona as of:
'commit 0fa34f5d9070 ("ion: fix system secure force alloc")'.

Change-Id: I040b44a89790f7096bf11c5b273ad0e5033eea9c
Signed-off-by: Swathi Sridhar <swatsrid@codeaurora.org>
2019-03-12 19:01:54 -07:00

29 lines
766 B
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
*/
#ifndef _DMA_BUF_REF_H
#define _DMA_BUF_REF_H
struct dma_buf;
struct seq_file;
#ifdef CONFIG_DEBUG_DMA_BUF_REF
void dma_buf_ref_init(struct dma_buf *b);
void dma_buf_ref_destroy(struct dma_buf *b);
void dma_buf_ref_mod(struct dma_buf *b, int nr);
int dma_buf_ref_show(struct seq_file *s, struct dma_buf *dmabuf);
#else
static inline void dma_buf_ref_init(struct dma_buf *b) {}
static inline void dma_buf_ref_destroy(struct dma_buf *b) {}
static inline void dma_buf_ref_mod(struct dma_buf *b, int nr) {}
static inline int dma_buf_ref_show(struct seq_file *s, struct dma_buf *dmabuf)
{
return -ENOMEM;
}
#endif
#endif /* _DMA_BUF_REF_H */