1*4882a593Smuzhiyun #ifndef __KERNEL_PRINTK__ 2*4882a593Smuzhiyun #define __KERNEL_PRINTK__ 3*4882a593Smuzhiyun 4*4882a593Smuzhiyun #include <stdio.h> 5*4882a593Smuzhiyun #include <linux/compiler.h> 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #define KERN_EMERG 8*4882a593Smuzhiyun #define KERN_ALERT 9*4882a593Smuzhiyun #define KERN_CRIT 10*4882a593Smuzhiyun #define KERN_ERR 11*4882a593Smuzhiyun #define KERN_WARNING 12*4882a593Smuzhiyun #define KERN_NOTICE 13*4882a593Smuzhiyun #define KERN_INFO 14*4882a593Smuzhiyun #define KERN_DEBUG 15*4882a593Smuzhiyun #define KERN_CONT 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun #define printk(fmt, ...) \ 18*4882a593Smuzhiyun printf(fmt, ##__VA_ARGS__) 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun /* 21*4882a593Smuzhiyun * Dummy printk for disabled debugging statements to use whilst maintaining 22*4882a593Smuzhiyun * gcc's format checking. 23*4882a593Smuzhiyun */ 24*4882a593Smuzhiyun #define no_printk(fmt, ...) \ 25*4882a593Smuzhiyun ({ \ 26*4882a593Smuzhiyun if (0) \ 27*4882a593Smuzhiyun printk(fmt, ##__VA_ARGS__); \ 28*4882a593Smuzhiyun 0; \ 29*4882a593Smuzhiyun }) 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun #define __printk(level, fmt, ...) \ 32*4882a593Smuzhiyun ({ \ 33*4882a593Smuzhiyun level < CONFIG_LOGLEVEL ? printk(fmt, ##__VA_ARGS__) : 0; \ 34*4882a593Smuzhiyun }) 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun #ifndef pr_fmt 37*4882a593Smuzhiyun #define pr_fmt(fmt) fmt 38*4882a593Smuzhiyun #endif 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun #define pr_emerg(fmt, ...) \ 41*4882a593Smuzhiyun __printk(0, pr_fmt(fmt), ##__VA_ARGS__) 42*4882a593Smuzhiyun #define pr_alert(fmt, ...) \ 43*4882a593Smuzhiyun __printk(1, pr_fmt(fmt), ##__VA_ARGS__) 44*4882a593Smuzhiyun #define pr_crit(fmt, ...) \ 45*4882a593Smuzhiyun __printk(2, pr_fmt(fmt), ##__VA_ARGS__) 46*4882a593Smuzhiyun #define pr_err(fmt, ...) \ 47*4882a593Smuzhiyun __printk(3, pr_fmt(fmt), ##__VA_ARGS__) 48*4882a593Smuzhiyun #define pr_warning(fmt, ...) \ 49*4882a593Smuzhiyun __printk(4, pr_fmt(fmt), ##__VA_ARGS__) 50*4882a593Smuzhiyun #define pr_warn pr_warning 51*4882a593Smuzhiyun #define pr_notice(fmt, ...) \ 52*4882a593Smuzhiyun __printk(5, pr_fmt(fmt), ##__VA_ARGS__) 53*4882a593Smuzhiyun #define pr_info(fmt, ...) \ 54*4882a593Smuzhiyun __printk(6, pr_fmt(fmt), ##__VA_ARGS__) 55*4882a593Smuzhiyun 56*4882a593Smuzhiyun #define pr_cont(fmt, ...) \ 57*4882a593Smuzhiyun printk(fmt, ##__VA_ARGS__) 58*4882a593Smuzhiyun 59*4882a593Smuzhiyun /* pr_devel() should produce zero code unless DEBUG is defined */ 60*4882a593Smuzhiyun #ifdef DEBUG 61*4882a593Smuzhiyun #define pr_devel(fmt, ...) \ 62*4882a593Smuzhiyun __printk(7, pr_fmt(fmt), ##__VA_ARGS__) 63*4882a593Smuzhiyun #else 64*4882a593Smuzhiyun #define pr_devel(fmt, ...) \ 65*4882a593Smuzhiyun no_printk(pr_fmt(fmt), ##__VA_ARGS__) 66*4882a593Smuzhiyun #endif 67*4882a593Smuzhiyun 68*4882a593Smuzhiyun #ifdef DEBUG 69*4882a593Smuzhiyun #define pr_debug(fmt, ...) \ 70*4882a593Smuzhiyun __printk(7, pr_fmt(fmt), ##__VA_ARGS__) 71*4882a593Smuzhiyun #else 72*4882a593Smuzhiyun #define pr_debug(fmt, ...) \ 73*4882a593Smuzhiyun no_printk(pr_fmt(fmt), ##__VA_ARGS__) 74*4882a593Smuzhiyun #endif 75*4882a593Smuzhiyun 76*4882a593Smuzhiyun #define printk_once(fmt, ...) \ 77*4882a593Smuzhiyun printk(fmt, ##__VA_ARGS__) 78*4882a593Smuzhiyun 79*4882a593Smuzhiyun #endif 80