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drm: Create and use drm_err 

Reduce drm text size ~1% by using drm_err and
printf extension %pV to emit error messages.

Remove unused macro DRM_MEM_ERROR.

$ size drivers/gpu/drm/built-in.o*
   text	   data	    bss	    dec	    hex	filename
 361159	   9663	    256	 371078	  5a986	drivers/gpu/drm/built-in.o.new
 365416	   9663	    256	 375335	  5ba27	drivers/gpu/drm/built-in.o.old

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Joe Perches 2011-04-17 20:35:51 -07:00 committed by Dave Airlie
parent cb49ba0bb1
commit 5ad3d8831f
2 changed files with 28 additions and 14 deletions
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21
drivers/gpu/drm/drm_stub.c
View File

@ -62,6 +62,26 @@ struct idr drm_minors_idr;
struct class *drm_class;
struct proc_dir_entry *drm_proc_root;
struct dentry *drm_debugfs_root;
int drm_err(const char *func, const char *format, ...)
{
struct va_format vaf;
va_list args;
int r;
va_start(args, format);
vaf.fmt = format;
vaf.va = &args;
r = printk(KERN_ERR "[" DRM_NAME ":%s] *ERROR* %pV", func, &vaf);
va_end(args);
return r;
}
EXPORT_SYMBOL(drm_err);
void drm_ut_debug_printk(unsigned int request_level,
const char *prefix,
const char *function_name,
@ -78,6 +98,7 @@ void drm_ut_debug_printk(unsigned int request_level,
}
}
EXPORT_SYMBOL(drm_ut_debug_printk);
static int drm_minor_get_id(struct drm_device *dev, int type)
{
int new_id;

21
include/drm/drmP.h
View File

@ -126,6 +126,9 @@ extern void drm_ut_debug_printk(unsigned int request_level,
const char *prefix,
const char *function_name,
const char *format, ...);
extern __attribute__((format (printf, 2, 3)))
int drm_err(const char *func, const char *format, ...);
/***********************************************************************/
/** \name DRM template customization defaults */
/*@{*/
@ -181,21 +184,11 @@ extern void drm_ut_debug_printk(unsigned int request_level,
* \param fmt printf() like format string.
* \param arg arguments
*/
#define DRM_ERROR(fmt, arg...) \
printk(KERN_ERR "[" DRM_NAME ":%s] *ERROR* " fmt , __func__ , ##arg)
#define DRM_ERROR(fmt, ...) \
drm_err(__func__, fmt, ##__VA_ARGS__)
/**
* Memory error output.
*
* \param area memory area where the error occurred.
* \param fmt printf() like format string.
* \param arg arguments
*/
#define DRM_MEM_ERROR(area, fmt, arg...) \
printk(KERN_ERR "[" DRM_NAME ":%s:%s] *ERROR* " fmt , __func__, \
drm_mem_stats[area].name , ##arg)
#define DRM_INFO(fmt, arg...) printk(KERN_INFO "[" DRM_NAME "] " fmt , ##arg)
#define DRM_INFO(fmt, ...) \
printk(KERN_INFO "[" DRM_NAME "] " fmt, ##__VA_ARGS__)
/**
* Debug output.