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authorJim Cromie <jim.cromie@gmail.com>2022-09-12 08:28:52 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-24 16:02:02 +0300
commit16deeb8e18cafd30e70d8dc2b12a753b28298d8a (patch)
treefa26017d5c7673e0d7cdc7f79ac0114b30f4b5fc /include/drm/drm_print.h
parentccc2b496324c13e917ef05f563626f4e7826bef1 (diff)
downloadlinux-16deeb8e18cafd30e70d8dc2b12a753b28298d8a.tar.xz
drm_print: add _ddebug descriptor to drm_*dbg prototypes
upgrade the callchain to drm_dbg() and drm_dev_dbg(); add a struct _ddebug ptr parameter to them, and supply that additional param by replacing the '_no_desc' flavor of dyndbg Factory macro currently used with the flavor that supplies the descriptor. NOTES: The descriptor gives these fns access to the decorator flags, but they do none of the dynamic-prefixing done by dynamic_emit_prefix(), which is currently static. DRM already has conventions for logging/messaging; just tossing optional decorations on top probably wouldn't help. Instead, existing flags (or new ones, perhaps 'sd' ala lspci) can be used to make current message conventions optional. This suggests a new drmdbg_prefix_emit() to handle prefixing locally. For CONFIG_DRM_USE_DYNAMIC_DEBUG=N, just pass null descriptor. desc->class_id is redundant with category parameter, but its availability is dependent on desc. Signed-off-by: Jim Cromie <jim.cromie@gmail.com> Link: https://lore.kernel.org/r/20220912052852.1123868-10-jim.cromie@gmail.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/drm/drm_print.h')
-rw-r--r--include/drm/drm_print.h23
1 files changed, 12 insertions, 11 deletions
diff --git a/include/drm/drm_print.h b/include/drm/drm_print.h
index 9af57d3df259..a44fb7ef257f 100644
--- a/include/drm/drm_print.h
+++ b/include/drm/drm_print.h
@@ -354,9 +354,10 @@ static inline bool drm_debug_enabled_raw(enum drm_debug_category category)
__printf(3, 4)
void drm_dev_printk(const struct device *dev, const char *level,
const char *format, ...);
-__printf(3, 4)
-void __drm_dev_dbg(const struct device *dev, enum drm_debug_category category,
- const char *format, ...);
+struct _ddebug;
+__printf(4, 5)
+void __drm_dev_dbg(struct _ddebug *desc, const struct device *dev,
+ enum drm_debug_category category, const char *format, ...);
/**
* DRM_DEV_ERROR() - Error output.
@@ -406,11 +407,11 @@ void __drm_dev_dbg(const struct device *dev, enum drm_debug_category category,
#if !defined(CONFIG_DRM_USE_DYNAMIC_DEBUG)
#define drm_dev_dbg(dev, cat, fmt, ...) \
- __drm_dev_dbg(dev, cat, fmt, ##__VA_ARGS__)
+ __drm_dev_dbg(NULL, dev, cat, fmt, ##__VA_ARGS__)
#else
#define drm_dev_dbg(dev, cat, fmt, ...) \
- _dynamic_func_call_no_desc(fmt, __drm_dev_dbg, \
- dev, cat, fmt, ##__VA_ARGS__)
+ _dynamic_func_call_cls(cat, fmt, __drm_dev_dbg, \
+ dev, cat, fmt, ##__VA_ARGS__)
#endif
/**
@@ -514,17 +515,17 @@ void __drm_dev_dbg(const struct device *dev, enum drm_debug_category category,
* Prefer drm_device based logging over device or prink based logging.
*/
-__printf(2, 3)
-void ___drm_dbg(enum drm_debug_category category, const char *format, ...);
+__printf(3, 4)
+void ___drm_dbg(struct _ddebug *desc, enum drm_debug_category category, const char *format, ...);
__printf(1, 2)
void __drm_err(const char *format, ...);
#if !defined(CONFIG_DRM_USE_DYNAMIC_DEBUG)
-#define __drm_dbg(fmt, ...) ___drm_dbg(fmt, ##__VA_ARGS__)
+#define __drm_dbg(fmt, ...) ___drm_dbg(NULL, fmt, ##__VA_ARGS__)
#else
#define __drm_dbg(cat, fmt, ...) \
- _dynamic_func_call_no_desc(fmt, ___drm_dbg, \
- cat, fmt, ##__VA_ARGS__)
+ _dynamic_func_call_cls(cat, fmt, ___drm_dbg, \
+ cat, fmt, ##__VA_ARGS__)
#endif
/* Macros to make printk easier */