Detailed Description
Debug facilities.
Defines a set of macro to help debugging.
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Kernel logs |
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#define | liso_err(format, arg...) printk(KERN_ERR "lisodsp: " format "\n" , ## arg) |
| | Kernel error level log.
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#define | liso_info(format, arg...) printk(KERN_INFO "lisodsp: " format "\n" , ## arg) |
| | Kernel info level log.
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#define | liso_warn(format, arg...) printk(KERN_WARNING "lisodsp: " format "\n" , ## arg) |
| | Kernel warning level log.
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| #define | liso_dbg(format, arg...) |
| | Kernel debug level log.
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#define | liso_print printk |
| | Kernel print.
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Enter/Leave a function. |
| #define | liso_enter() |
| | Enter a function.
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| #define | liso_return(CODE) |
| | Leave a function with a value.
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| #define | liso_return_void(CODE) |
| | Leave a function without return value.
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| #define | liso_leave(CODE) liso_return(CODE) |
| #define | liso_leave_void() liso_return_void() |
Magic number test |
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#define | liso_test_magic(OBJ) (!OBJ || /* IS_ERR(OBJ) || */ OBJ->magic != OBJ) |
| | Test object magic value.
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| #define | liso_test_magic_or_returns(OBJ, NAME) |
| | Test object magic value or exit with -EINVAL.
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Defines |
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#define | TABS_MSK (sizeof(tabs_str)-1) |
Variables |
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int | debug |
| | Current debug level.
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int | tabs |
| | Current tabulation.
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const char | tabs_str [8] |
| | Tabulation string.
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Define Documentation
| #define liso_dbg |
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format, |
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arg... |
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Value: if ( debug) {\
printk(KERN_DEBUG "%s(%04d) " format "\n",\
tabs_str+TABS_MSK-(tabs&TABS_MSK),\
__LINE__, ## arg);\
} else
Kernel debug level log.
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Value: if ( debug) {\
printk(KERN_DEBUG "%s%s:%d {\n",\
tabs_str+TABS_MSK-(tabs&TABS_MSK),\
__FUNCTION__,__LINE__);\
++ tabs;\
} else
Enter a function.
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| #define liso_return |
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CODE |
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Value: do {\
typeof(CODE) __rc=(CODE);\
if (debug) {\
-- tabs;\
printk(KERN_DEBUG "%s} %s:%d (%d)\n",\
tabs_str+TABS_MSK-(tabs&TABS_MSK),\
__FUNCTION__,__LINE__,\
( int)__rc);\
}\
return __rc;\
} while(0)
Leave a function with a value.
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| #define liso_return_void |
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CODE |
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Value: do {\
if ( debug) {\
-- tabs;\
printk(KERN_DEBUG "%s} %s:%d\n",tabs_str+TABS_MSK-(tabs&TABS_MSK),\
__FUNCTION__,__LINE__);\
}\
return;\
} while(0)
Leave a function without return value.
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| #define liso_leave |
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CODE |
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liso_return(CODE) |
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| #define liso_leave_void |
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liso_return_void() |
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| #define liso_test_magic_or_returns |
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OBJ, |
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NAME |
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Value: Test object magic value or exit with -EINVAL.
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