diff options
author | Wookey <wookey@debian.org> | 2018-02-16 01:58:08 +0000 |
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committer | Wookey <wookey@debian.org> | 2018-02-16 02:06:13 +0000 |
commit | bca6272f79877458413f316b63d829e82bb4cbc5 (patch) | |
tree | 08a163660a550e5fe79cde933bee27f2ece441e1 /driver/product/kernel/drivers/base/dma_buf_lock/src/dma_buf_lock.h | |
parent | 0944fb1a1bd1478eef53b5bf86c586d192586174 (diff) |
Use upstream source layout
Diffstat (limited to 'driver/product/kernel/drivers/base/dma_buf_lock/src/dma_buf_lock.h')
-rwxr-xr-x | driver/product/kernel/drivers/base/dma_buf_lock/src/dma_buf_lock.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/driver/product/kernel/drivers/base/dma_buf_lock/src/dma_buf_lock.h b/driver/product/kernel/drivers/base/dma_buf_lock/src/dma_buf_lock.h new file mode 100755 index 0000000..e1b9348 --- /dev/null +++ b/driver/product/kernel/drivers/base/dma_buf_lock/src/dma_buf_lock.h @@ -0,0 +1,42 @@ +/* + * + * (C) COPYRIGHT 2012 ARM Limited. All rights reserved. + * + * This program is free software and is provided to you under the terms of the + * GNU General Public License version 2 as published by the Free Software + * Foundation, and any use by you of this program is subject to the terms + * of such GNU licence. + * + * A copy of the licence is included with the program, and can also be obtained + * from Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + + + +#ifndef _DMA_BUF_LOCK_H +#define _DMA_BUF_LOCK_H + +typedef enum dma_buf_lock_exclusive +{ + DMA_BUF_LOCK_NONEXCLUSIVE = 0, + DMA_BUF_LOCK_EXCLUSIVE = -1 +} dma_buf_lock_exclusive; + +typedef struct dma_buf_lock_k_request +{ + int count; + int *list_of_dma_buf_fds; + int timeout; + dma_buf_lock_exclusive exclusive; +} dma_buf_lock_k_request; + +#define DMA_BUF_LOCK_IOC_MAGIC '~' + +#define DMA_BUF_LOCK_FUNC_LOCK_ASYNC _IOW(DMA_BUF_LOCK_IOC_MAGIC, 11, dma_buf_lock_k_request) + +#define DMA_BUF_LOCK_IOC_MINNR 11 +#define DMA_BUF_LOCK_IOC_MAXNR 11 + +#endif /* _DMA_BUF_LOCK_H */ |