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chore[osal]: Remove direct dependency on dma-buf.h

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NOTE: The dma-buf.h is missing on ndk r10 so it need to be
manually copied to the osal/linux directory.

Change-Id: Ia41eaa985db4b93b5c4967c4f52549d10a5e99cd
Signed-off-by: Hongjin Li <vic.hong@rock-chips.com>
This commit is contained in:
Hongjin Li 2025-12-18 20:02:01 +08:00 • committed by Herman Chen
parent 520ab55368
commit d7fcd46c1f
3 changed files with 15 additions and 85 deletions
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26
debian/copyright vendored
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@ -16,29 +16,3 @@ License: Apache-2.0
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
# If you want to use GPL v2 or later for the /debian/* files use
# the following clauses, or change it to suit. Delete these two lines
Files: debian/*
Copyright: 2016 Randy Li <randy.li@rock-chips.com>
License: GPL-2+
This package is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
.
This package is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
.
On Debian systems, the complete text of the GNU General
Public License version 2 can be found in "/usr/share/common-licenses/GPL-2".
# Please also look if there are files or directories which have a
# different copyright/license attached and list them here.
# Please avoid to pick license terms that are more restrictive than the
# packaged work, as it may make Debian's contributions unacceptable upstream.

58
osal/linux/dma-buf.h
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@ -1,58 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Framework for buffer objects that can be shared across devices/subsystems.
*
* Copyright(C) 2015 Intel Ltd
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published by
* the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _DMA_BUF_UAPI_H_
#define _DMA_BUF_UAPI_H_
#include <linux/types.h>
/* begin/end dma-buf functions used for userspace mmap. */
struct dma_buf_sync {
__u64 flags;
};
#define DMA_BUF_SYNC_READ (1 << 0)
#define DMA_BUF_SYNC_WRITE (2 << 0)
#define DMA_BUF_SYNC_RW (DMA_BUF_SYNC_READ | DMA_BUF_SYNC_WRITE)
#define DMA_BUF_SYNC_START (0 << 2)
#define DMA_BUF_SYNC_END (1 << 2)
#define DMA_BUF_SYNC_VALID_FLAGS_MASK \
(DMA_BUF_SYNC_RW | DMA_BUF_SYNC_END)
#define DMA_BUF_NAME_LEN 32
#define DMA_BUF_BASE 'b'
#define DMA_BUF_IOCTL_SYNC _IOW(DMA_BUF_BASE, 0, struct dma_buf_sync)
/* 32/64bitness of this uapi was botched in android, there's no difference
* between them in actual uapi, they're just different numbers.
*/
#define DMA_BUF_SET_NAME _IOW(DMA_BUF_BASE, 1, const char *)
#define DMA_BUF_SET_NAME_A _IOW(DMA_BUF_BASE, 1, __u32)
#define DMA_BUF_SET_NAME_B _IOW(DMA_BUF_BASE, 1, __u64)
struct dma_buf_sync_partial {
__u64 flags;
__u32 offset;
__u32 len;
};
#define DMA_BUF_IOCTL_SYNC_PARTIAL _IOW(DMA_BUF_BASE, 2, struct dma_buf_sync_partial)
#endif

16
osal/mpp_dmabuf.c
View file

@ -12,13 +12,27 @@
#include "mpp_common.h"
#include "mpp_dmabuf.h"
#include "mpp_singleton.h"
#include "linux/dma-buf.h"
#include <linux/dma-buf.h>
#define MPP_NO_PARTIAL_SUPPORT 25 /* ENOTTY */
#define CACHE_LINE_SIZE 64
static RK_U32 has_partial_ops = 0;
#ifndef DMA_BUF_IOCTL_SYNC_PARTIAL
#define DMA_BUF_SET_NAME _IOW(DMA_BUF_BASE, 1, const char *)
struct dma_buf_sync_partial {
__u64 flags;
__u32 offset;
__u32 len;
};
#define DMA_BUF_IOCTL_SYNC_PARTIAL _IOW(DMA_BUF_BASE, 2, struct dma_buf_sync_partial)
#endif
static void mpp_dmabuf_init(void)
{
/*