linux-imx/drivers/mxc/gpu-viv/hal/os/linux/kernel/gc_hal_kernel_debug.h

/****************************************************************************
*
*    Copyright (C) 2005 - 2014 by Vivante Corp.
*
*    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., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*****************************************************************************/


#ifndef __gc_hal_kernel_debug_h_
#define __gc_hal_kernel_debug_h_

#include <gc_hal_kernel_linux.h>
#include <linux/spinlock.h>
#include <linux/time.h>
#include <stdarg.h>

#ifdef __cplusplus
extern "C" {
#endif

/******************************************************************************\
****************************** OS-dependent Macros *****************************
\******************************************************************************/

typedef va_list gctARGUMENTS;

#define gcmkARGUMENTS_START(Arguments, Pointer) \
    va_start(Arguments, Pointer)

#define gcmkARGUMENTS_END(Arguments) \
    va_end(Arguments)

#define gcmkARGUMENTS_ARG(Arguments, Type) \
    va_arg(Arguments, Type)

#define gcmkDECLARE_LOCK(__spinLock__) \
    static DEFINE_SPINLOCK(__spinLock__); \
    unsigned long __spinLock__##flags = 0;

#define gcmkLOCKSECTION(__spinLock__) \
    spin_lock_irqsave(&__spinLock__, __spinLock__##flags)

#define gcmkUNLOCKSECTION(__spinLock__) \
    spin_unlock_irqrestore(&__spinLock__, __spinLock__##flags)

#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
#   define gcmkGETPROCESSID() \
        task_tgid_vnr(current)
#else
#   define gcmkGETPROCESSID() \
        current->tgid
#endif

#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
#   define gcmkGETTHREADID() \
        task_pid_vnr(current)
#else
#   define gcmkGETTHREADID() \
        current->pid
#endif

#define gcmkOUTPUT_STRING(String) \
    if(gckDEBUGFS_IsEnabled()) {\
        while(-ERESTARTSYS == gckDEBUGFS_Print(String));\
    }else{\
        printk(String); \
    }\
    touch_softlockup_watchdog()


#define gcmkSPRINTF(Destination, Size, Message, Value) \
    snprintf(Destination, Size, Message, Value)

#define gcmkSPRINTF2(Destination, Size, Message, Value1, Value2) \
    snprintf(Destination, Size, Message, Value1, Value2)

#define gcmkSPRINTF3(Destination, Size, Message, Value1, Value2, Value3) \
    snprintf(Destination, Size, Message, Value1, Value2, Value3)

#define gcmkVSPRINTF(Destination, Size, Message, Arguments) \
    vsnprintf(Destination, Size, Message, *((va_list*)Arguments))

#define gcmkSTRCAT(Destination, Size, String) \
    strncat(Destination, String, Size)

#define gcmkMEMCPY(Destination, Source, Size) \
    memcpy(Destination, Source, Size)

#define gcmkSTRLEN(String) \
    strlen(String)

/* If not zero, forces data alignment in the variable argument list
   by its individual size. */
#define gcdALIGNBYSIZE      1

#ifdef __cplusplus
}
#endif

#endif /* __gc_hal_kernel_debug_h_ */