mirror of
https://github.com/thead-yocto-mirror/xtensa_dsp
synced 2026-06-21 09:12:29 +02:00
108 lines
2.7 KiB
C
108 lines
2.7 KiB
C
/*
|
|
* XRP driver IOCTL codes and data structures
|
|
*
|
|
* Copyright (c) 2015 - 2017 Cadence Design Systems, Inc.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining
|
|
* a copy of this software and associated documentation files (the
|
|
* "Software"), to deal in the Software without restriction, including
|
|
* without limitation the rights to use, copy, modify, merge, publish,
|
|
* distribute, sublicense, and/or sell copies of the Software, and to
|
|
* permit persons to whom the Software is furnished to do so, subject to
|
|
* the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included
|
|
* in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
|
|
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
|
|
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
|
|
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
|
|
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
*
|
|
* Alternatively you can use and distribute this file under the terms of
|
|
* the GNU General Public License version 2 or later.
|
|
*/
|
|
|
|
#ifndef _XRP_KERNEL_DEFS_H
|
|
#define _XRP_KERNEL_DEFS_H
|
|
|
|
#define XRP_IOCTL_MAGIC 'r'
|
|
#define XRP_IOCTL_ALLOC _IO(XRP_IOCTL_MAGIC, 1)
|
|
#define XRP_IOCTL_FREE _IO(XRP_IOCTL_MAGIC, 2)
|
|
#define XRP_IOCTL_QUEUE _IO(XRP_IOCTL_MAGIC, 3)
|
|
#define XRP_IOCTL_QUEUE_NS _IO(XRP_IOCTL_MAGIC, 4)
|
|
|
|
#define XRP_IOCTL_REPORT_CREATE _IO(XRP_IOCTL_MAGIC, 5)
|
|
|
|
#define XRP_IOCTL_REPORT_RELEASE _IO(XRP_IOCTL_MAGIC, 6)
|
|
|
|
#define XRP_IOCTL_DMABUF_IMPORT _IO(XRP_IOCTL_MAGIC, 7)
|
|
|
|
#define XRP_IOCTL_DMABUF_EXPORT _IO(XRP_IOCTL_MAGIC, 8)
|
|
#define XRP_IOCTL_DMABUF_RELEASE _IO(XRP_IOCTL_MAGIC, 9)
|
|
|
|
#define XRP_IOCTL_DMABUF_SYNC _IO(XRP_IOCTL_MAGIC, 10)
|
|
struct xrp_ioctl_alloc {
|
|
__u32 size;
|
|
__u32 align;
|
|
__u64 addr;
|
|
__u64 paddr;
|
|
};
|
|
|
|
enum {
|
|
XRP_FLAG_READ = 0x1,
|
|
XRP_FLAG_WRITE = 0x2,
|
|
XRP_FLAG_READ_WRITE = 0x3,
|
|
};
|
|
|
|
struct xrp_ioctl_buffer {
|
|
__u32 flags;
|
|
__u32 size;
|
|
__u64 addr;
|
|
};
|
|
|
|
enum {
|
|
XRP_QUEUE_FLAG_NSID = 0x4,
|
|
XRP_QUEUE_FLAG_PRIO = 0xff00,
|
|
XRP_QUEUE_FLAG_PRIO_SHIFT = 8,
|
|
|
|
XRP_QUEUE_VALID_FLAGS =
|
|
XRP_QUEUE_FLAG_NSID |
|
|
XRP_QUEUE_FLAG_PRIO,
|
|
};
|
|
|
|
struct xrp_ioctl_queue {
|
|
__u32 flags;
|
|
__u32 in_data_size;
|
|
__u32 out_data_size;
|
|
__u32 buffer_size;
|
|
__u64 in_data_addr;
|
|
__u64 out_data_addr;
|
|
__u64 buffer_addr;
|
|
__u64 nsid_addr;
|
|
};
|
|
|
|
struct xrp_report_buffer
|
|
{
|
|
__u32 report_id;
|
|
__u32 data[1];
|
|
};
|
|
|
|
|
|
struct xrp_dma_buf{
|
|
int fd;
|
|
__u32 flags;
|
|
__u32 size;
|
|
__u64 addr;
|
|
__u64 paddr;
|
|
} ;
|
|
// struct xrp_ioctl_report {
|
|
|
|
// __u32 size;
|
|
// struct xrp_report_buffer *addr;
|
|
// };
|
|
#endif
|