drm: Move debug macros out of drmP.h
This patch extract DRM_* debug macros from drmP.h to drm_print.h and
move printing related functions used by these macros from drm_drv.[hc]
to drm_print.[hc].
Signed-off-by: Haneen Mohammed <hamohammed.sa@gmail.com>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/4020bc7c5ffad2af516919f78bb837c7f366b82b.1508297716.git.hamohammed.sa@gmail.com
diff --git a/drivers/gpu/drm/drm_print.c b/drivers/gpu/drm/drm_print.c
index 74c466a..0b3bf47 100644
--- a/drivers/gpu/drm/drm_print.c
+++ b/drivers/gpu/drm/drm_print.c
@@ -63,3 +63,50 @@ void drm_printf(struct drm_printer *p, const char *f, ...)
va_end(args);
}
EXPORT_SYMBOL(drm_printf);
+
+#define DRM_PRINTK_FMT "[" DRM_NAME ":%s]%s %pV"
+
+void drm_dev_printk(const struct device *dev, const char *level,
+ unsigned int category, const char *function_name,
+ const char *prefix, const char *format, ...)
+{
+ struct va_format vaf;
+ va_list args;
+
+ if (category != DRM_UT_NONE && !(drm_debug & category))
+ return;
+
+ va_start(args, format);
+ vaf.fmt = format;
+ vaf.va = &args;
+
+ if (dev)
+ dev_printk(level, dev, DRM_PRINTK_FMT, function_name, prefix,
+ &vaf);
+ else
+ printk("%s" DRM_PRINTK_FMT, level, function_name, prefix, &vaf);
+
+ va_end(args);
+}
+EXPORT_SYMBOL(drm_dev_printk);
+
+void drm_printk(const char *level, unsigned int category,
+ const char *format, ...)
+{
+ struct va_format vaf;
+ va_list args;
+
+ if (category != DRM_UT_NONE && !(drm_debug & category))
+ return;
+
+ va_start(args, format);
+ vaf.fmt = format;
+ vaf.va = &args;
+
+ printk("%s" "[" DRM_NAME ":%ps]%s %pV",
+ level, __builtin_return_address(0),
+ strcmp(level, KERN_ERR) == 0 ? " *ERROR*" : "", &vaf);
+
+ va_end(args);
+}
+EXPORT_SYMBOL(drm_printk);