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/*
* tcm_utils.h
*
* Utility functions for implementing TILER container managers.
*
* Author: Lajos Molnar <molnar@ti.com>
*
* Copyright (C) 2009-2011 Texas Instruments, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of Texas Instruments Incorporated nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef TCM_UTILS_H
#define TCM_UTILS_H
#include "../tcm.h"
/* TCM_ALG_NAME must be defined to use the debug methods */
#ifdef DEBUG
#define IFDEBUG(x) x
#else
/* compile-check debug statements even if not DEBUG */
#define IFDEBUG(x) do { if (0) x; } while (0)
#endif
#define P(level, fmt, ...) \
IFDEBUG(printk(level TCM_ALG_NAME ":%d:%s()" fmt "\n", \
__LINE__, __func__, ##__VA_ARGS__))
#define P1(fmt, ...) P(KERN_NOTICE, fmt, ##__VA_ARGS__)
#define P2(fmt, ...) P(KERN_INFO, fmt, ##__VA_ARGS__)
#define P3(fmt, ...) P(KERN_DEBUG, fmt, ##__VA_ARGS__)
#define PA(level, msg, p_area) P##level(msg " (%03d %03d)-(%03d %03d)\n", \
(p_area)->p0.x, (p_area)->p0.y, (p_area)->p1.x, (p_area)->p1.y)
/* assign coordinates to area */
static inline
void assign(struct tcm_area *a, u16 x0, u16 y0, u16 x1, u16 y1)
{
a->p0.x = x0;
a->p0.y = y0;
a->p1.x = x1;
a->p1.y = y1;
}
#endif
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