include/uapi/linux/hantrodec.h

/*****************************************************************************
*
*    The GPL License (GPL)
*
*    Copyright (c) 2015-2017, VeriSilicon Inc.
*    Copyright (c) 2011-2014, Google Inc.
*
*    This program 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 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, write to the Free Software Foundation,
*    Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*****************************************************************************/

#ifndef _UAPI_HANTRODEC_H_
#define _UAPI_HANTRODEC_H_
#include <linux/ioctl.h>
#include <linux/types.h>

#undef PDEBUG
#ifdef HANTRODEC_DEBUG
#  ifdef __KERNEL__
#    define PDEBUG(fmt, args...) pr_info("hantrodec: " fmt, ## args)
#  else
#    define PDEBUG(fmt, args...) fprintf(stderr, fmt, ## args)
#  endif
#else
#  define PDEBUG(fmt, args...)
#endif

struct core_desc {
	__u32 id; /* id of the Core */
	__u32 *regs; /* pointer to user registers */
	__u32 size; /* size of register space */
};

/* Use 'k' as magic number */
#define HANTRODEC_IOC_MAGIC  'k'

/*
 * S means "Set" through a ptr,
 * T means "Tell" directly with the argument value
 * G means "Get": reply by setting through a pointer
 * Q means "Query": response is on the return value
 * X means "eXchange": G and S atomically
 * H means "sHift": T and Q atomically
 */

#define HANTRODEC_PP_INSTANCE       _IO(HANTRODEC_IOC_MAGIC, 1)
#define HANTRODEC_HW_PERFORMANCE    _IO(HANTRODEC_IOC_MAGIC, 2)
#define HANTRODEC_IOCGHWOFFSET      _IOR(HANTRODEC_IOC_MAGIC,  3, unsigned long *)
#define HANTRODEC_IOCGHWIOSIZE      _IOR(HANTRODEC_IOC_MAGIC,  4, unsigned int *)

#define HANTRODEC_IOC_CLI           _IO(HANTRODEC_IOC_MAGIC,  5)
#define HANTRODEC_IOC_STI           _IO(HANTRODEC_IOC_MAGIC,  6)
#define HANTRODEC_IOC_MC_OFFSETS    _IOR(HANTRODEC_IOC_MAGIC, 7, unsigned long *)
#define HANTRODEC_IOC_MC_CORES      _IOR(HANTRODEC_IOC_MAGIC, 8, unsigned int *)


#define HANTRODEC_IOCS_DEC_PUSH_REG  _IOW(HANTRODEC_IOC_MAGIC, 9, struct core_desc *)
#define HANTRODEC_IOCS_PP_PUSH_REG   _IOW(HANTRODEC_IOC_MAGIC, 10, struct core_desc *)

#define HANTRODEC_IOCH_DEC_RESERVE   _IO(HANTRODEC_IOC_MAGIC, 11)
#define HANTRODEC_IOCT_DEC_RELEASE   _IO(HANTRODEC_IOC_MAGIC, 12)
#define HANTRODEC_IOCQ_PP_RESERVE    _IO(HANTRODEC_IOC_MAGIC, 13)
#define HANTRODEC_IOCT_PP_RELEASE    _IO(HANTRODEC_IOC_MAGIC, 14)

#define HANTRODEC_IOCX_DEC_WAIT      _IOWR(HANTRODEC_IOC_MAGIC, 15, struct core_desc *)
#define HANTRODEC_IOCX_PP_WAIT       _IOWR(HANTRODEC_IOC_MAGIC, 16, struct core_desc *)

#define HANTRODEC_IOCS_DEC_PULL_REG  _IOWR(HANTRODEC_IOC_MAGIC, 17, struct core_desc *)
#define HANTRODEC_IOCS_PP_PULL_REG   _IOWR(HANTRODEC_IOC_MAGIC, 18, struct core_desc *)

#define HANTRODEC_IOCG_CORE_WAIT     _IOR(HANTRODEC_IOC_MAGIC, 19, int *)

#define HANTRODEC_IOX_ASIC_ID        _IOWR(HANTRODEC_IOC_MAGIC, 20, __u32 *)

#define HANTRODEC_IOCG_CORE_ID       _IO(HANTRODEC_IOC_MAGIC, 21)

#define HANTRODEC_DEBUG_STATUS       _IO(HANTRODEC_IOC_MAGIC, 29)

#define HANTRODEC_IOC_MAXNR 29

#endif /* !_UAPI_HANTRODEC_H_ */