35 #include <drm/drm.h>
64  *             struct drm_printer p = drm_info_printer(drm->dev);
70  * struct drm_printer - drm output "stream"
115  * @printer: DRM printer
253  * enum drm_debug_category - The DRM debug categories
255  * Each of the DRM debug logging macros use a specific category, and the logging
256  * is filtered by the drm.debug module parameter. This enum specifies the values
262  * Enabling verbose debug messages is done through the drm.debug parameter, each
265  *  - drm.debug=0x1 will enable CORE messages
266  *  - drm.debug=0x2 will enable DRIVER messages
267  *  - drm.debug=0x3 will enable CORE and DRIVER messages
269  *  - drm.debug=0x1ff will enable all messages
274  *   # echo 0xf > /sys/module/drm/parameters/debug
279 	 * @DRM_UT_CORE: Used in the generic drm code: drm_ioctl.c, drm_mm.c,
317 	 * @DRM_UT_DRMRES: Used in the drm managed resources code.
380  * DRM_DEV_DEBUG() - Debug output for generic drm code
411 #define __drm_printk(drm, level, type, fmt, ...)			\  argument
412 	dev_##level##type((drm)->dev, "[drm] " fmt, ##__VA_ARGS__)
415 #define drm_info(drm, fmt, ...)					\  argument
416 	__drm_printk((drm), info,, fmt, ##__VA_ARGS__)
418 #define drm_notice(drm, fmt, ...)				\  argument
419 	__drm_printk((drm), notice,, fmt, ##__VA_ARGS__)
421 #define drm_warn(drm, fmt, ...)					\  argument
422 	__drm_printk((drm), warn,, fmt, ##__VA_ARGS__)
424 #define drm_err(drm, fmt, ...)					\  argument
425 	__drm_printk((drm), err,, "*ERROR* " fmt, ##__VA_ARGS__)
428 #define drm_info_once(drm, fmt, ...)				\  argument
429 	__drm_printk((drm), info, _once, fmt, ##__VA_ARGS__)
431 #define drm_notice_once(drm, fmt, ...)				\  argument
432 	__drm_printk((drm), notice, _once, fmt, ##__VA_ARGS__)
434 #define drm_warn_once(drm, fmt, ...)				\  argument
435 	__drm_printk((drm), warn, _once, fmt, ##__VA_ARGS__)
437 #define drm_err_once(drm, fmt, ...)				\  argument
438 	__drm_printk((drm), err, _once, "*ERROR* " fmt, ##__VA_ARGS__)
441 #define drm_err_ratelimited(drm, fmt, ...)				\  argument
442 	__drm_printk((drm), err, _ratelimited, "*ERROR* " fmt, ##__VA_ARGS__)
445 #define drm_dbg_core(drm, fmt, ...)					\  argument
446 	drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_CORE, fmt, ##__VA_ARGS__)
447 #define drm_dbg(drm, fmt, ...)						\  argument
448 	drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_DRIVER, fmt, ##__VA_ARGS__)
449 #define drm_dbg_kms(drm, fmt, ...)					\  argument
450 	drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_KMS, fmt, ##__VA_ARGS__)
451 #define drm_dbg_prime(drm, fmt, ...)					\  argument
452 	drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_PRIME, fmt, ##__VA_ARGS__)
453 #define drm_dbg_atomic(drm, fmt, ...)					\  argument
454 	drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_ATOMIC, fmt, ##__VA_ARGS__)
455 #define drm_dbg_vbl(drm, fmt, ...)					\  argument
456 	drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_VBL, fmt, ##__VA_ARGS__)
457 #define drm_dbg_state(drm, fmt, ...)					\  argument
458 	drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_STATE, fmt, ##__VA_ARGS__)
459 #define drm_dbg_lease(drm, fmt, ...)					\  argument
460 	drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_LEASE, fmt, ##__VA_ARGS__)
461 #define drm_dbg_dp(drm, fmt, ...)					\  argument
462 	drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_DP, fmt, ##__VA_ARGS__)
463 #define drm_dbg_drmres(drm, fmt, ...)					\  argument
464 	drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_DRMRES, fmt, ##__VA_ARGS__)
527 #define __DRM_DEFINE_DBG_RATELIMITED(category, drm, fmt, ...)					\  argument
530 	const struct drm_device *drm_ = (drm);							\
536 #define drm_dbg_kms_ratelimited(drm, fmt, ...) \  argument
537 	__DRM_DEFINE_DBG_RATELIMITED(KMS, drm, fmt, ## __VA_ARGS__)
552 #define drm_WARN(drm, condition, format, arg...)			\  argument
554 			dev_driver_string((drm)->dev),			\
555 			dev_name((drm)->dev), ## arg)
557 #define drm_WARN_ONCE(drm, condition, format, arg...)			\  argument
559 			dev_driver_string((drm)->dev),			\
560 			dev_name((drm)->dev), ## arg)
562 #define drm_WARN_ON(drm, x)						\  argument
563 	drm_WARN((drm), (x), "%s",					\
566 #define drm_WARN_ON_ONCE(drm, x)					\  argument
567 	drm_WARN_ONCE((drm), (x), "%s",					\