On Thu, 2019-05-23 at 22:07 +0200, Sebastian Reichel wrote: > This macro is only used by omapdrm, which should print > debug messages using the DRIVER category instead of the > default CORE category. [] > diff --git a/drivers/gpu/drm/omapdrm/omap_drv.h b/drivers/gpu/drm/omapdrm/omap_drv.h [] > @@ -37,8 +37,8 @@ > #include "omap_irq.h" > #include "omap_plane.h" > > -#define DBG(fmt, ...) DRM_DEBUG(fmt"\n", ##__VA_ARGS__) > -#define VERB(fmt, ...) if (0) DRM_DEBUG(fmt, ##__VA_ARGS__) /* verbose debug */ > +#define DBG(fmt, ...) DRM_DEBUG_DRIVER(fmt"\n", ##__VA_ARGS__) > +#define VERB(fmt, ...) if (0) DRM_DEBUG_DRIVER(fmt, ##__VA_ARGS__) /* verbose debug */ Trivia: Strictly, this should use do { if (0) etc... } while (0) Also, none of the VERB uses have a terminating newline so ideally, this should be: #define VERB(fmt, ...) do { if (0) DRM_DEBUG_DRIVER(fmt "\n", ##__VA_ARGS__); } while (0) /* verbose debug */ And VERB isn't a particularly intelligible macro name. Maybe VDBG instead.