common.h

pxa270下的摄像头mtd91111的驱动

/*
 *
 *  drivers/media/video/mx2ads/common.h
 *
 *  Common debugging routines
 *  This drives based on capture driver for OMAP camera
 *
 *  Author: MontaVista Software, Inc. <[e-mail]>
 *
 * 2004 (c) MontaVista Software, Inc. This file is licensed under
 * the terms of the GNU General Public License version 2. This program
 * is licensed "as is" without any warranty of any kind, whether express
 * or implied.
 */


#define PFX MODULE_NAME

#undef CAM_DEBUG
#undef CAM_VDEBUG

#ifdef CAM_DEBUG
#define	dbg(fmt, args...) printk(KERN_DEBUG "%s: " fmt, __func__, ## args)
#else
#define	dbg(fmt, args...)
#endif

#ifdef CAM_VDEBUG
#define ENTRY(x...) dbg("enter\n");
#define EXIT(x...)  dbg("exit\n");
#else
#define ENTRY(x...)
#define EXIT(x...)
#endif

#define err(format, arg...) printk(KERN_ERR PFX ": " format , ## arg)
#define info(format, arg...) printk(KERN_INFO PFX ": " format , ## arg)
#define warn(format, arg...) printk(KERN_WARNING PFX ": " format , ## arg)
#define emerg(format, arg...) printk(KERN_EMERG PFX ": " format , ## arg)

#define DUMP_BUF(buf,num) {\
	int i;\
	for (i=0; i < (num); i+=8) {\
		dbg("%02x: %02x %02x %02x %02x %02x %02x %02x %02x\n",\
		    i, (buf)[i+0], (buf)[i+1], (buf)[i+2], (buf)[i+3],\
		    (buf)[i+4], (buf)[i+5], (buf)[i+6], (buf)[i+7]);\
	}\
}