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/*****************************************************************************
* Encoder device driver (kernel module header)
*
* Copyright (C) 2012 Google Finland Oy.
*
* 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.
*
--------------------------------------------------------------------------------
--
-- Abstract : 6280/7280/8270/8290/H1 Encoder device driver (kernel module)
--
*****************************************************************************/
#ifndef _UAPI_HX280ENC_H_
#define _UAPI_HX280ENC_H_
#include <linux/ioctl.h> /* needed for the _IOW etc stuff used later */
/*
* Macros to help debugging
*/
#undef PDEBUG /* undef it, just in case */
#ifdef HX280ENC_DEBUG
# ifdef __KERNEL__
/* This one if debugging is on, and kernel space */
# define PDEBUG(fmt, args...) printk(KERN_INFO "hmp4e: " fmt, ## args)
# else
/* This one for user space */
# define PDEBUG(fmt, args...) printf(__FILE__ ":%d: " fmt, __LINE__, ## args)
# endif
#else
# define PDEBUG(fmt, args...) /* not debugging: nothing */
#endif
/*
* Ioctl definitions
*/
/* Use 'k' as magic number */
#define HX280ENC_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 HX280ENC_IOCGBUFBUSADDRESS _IOR(HX280ENC_IOC_MAGIC, 1, unsigned long *)
* #define HX280ENC_IOCGBUFSIZE _IOR(HX280ENC_IOC_MAGIC, 2, unsigned int *)
*/
#define HX280ENC_IOCGHWOFFSET _IOR(HX280ENC_IOC_MAGIC, 3, unsigned long *)
#define HX280ENC_IOCGHWIOSIZE _IOR(HX280ENC_IOC_MAGIC, 4, unsigned int *)
#define HX280ENC_IOC_CLI _IO(HX280ENC_IOC_MAGIC, 5)
#define HX280ENC_IOC_STI _IO(HX280ENC_IOC_MAGIC, 6)
#define HX280ENC_IOCXVIRT2BUS _IOWR(HX280ENC_IOC_MAGIC, 7, unsigned long *)
#define HX280ENC_IOCHARDRESET _IO(HX280ENC_IOC_MAGIC, 8) /* debugging tool */
#define HX280ENC_IOCGSRAMOFFSET _IOR(HX280ENC_IOC_MAGIC, 9, unsigned long *)
#define HX280ENC_IOCGSRAMEIOSIZE _IOR(HX280ENC_IOC_MAGIC, 10, unsigned int *)
#define HX280ENC_IOCH_ENC_RESERVE _IOR(HX280ENC_IOC_MAGIC, 11, unsigned int *)
#define HX280ENC_IOCH_ENC_RELEASE _IOR(HX280ENC_IOC_MAGIC, 12, unsigned int *)
#define HX280ENC_IOCG_CORE_WAIT _IOR(HX280ENC_IOC_MAGIC, 13, unsigned int *)
#define HX280ENC_IOC_MAXNR 30
#endif /* !_UAPI_HX280ENC_H_ */
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