1 files changed, 9 insertions, 0 deletions

diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index e928625a9da0..52999ba9fbaf 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -104,6 +104,9 @@ struct dma_buf_attachment;
  * PRIME: used in the prime code.
  *        This is the category used by the DRM_DEBUG_PRIME() macro.
  *
+ * ATOMIC: used in the atomic code.
+ *        This is the category used by the DRM_DEBUG_ATOMIC() macro.
+ *
  * Enabling verbose debug messages is done through the drm.debug parameter,
  * each category being enabled by a bit.
  *
@@ -121,6 +124,7 @@ struct dma_buf_attachment;
 #define DRM_UT_DRIVER           0x02
 #define DRM_UT_KMS              0x04
 #define DRM_UT_PRIME            0x08
+#define DRM_UT_ATOMIC           0x10
 
 extern __printf(2, 3)
 void drm_ut_debug_printk(const char *function_name,
@@ -207,6 +211,11 @@ void drm_err(const char *format, ...);
                 if (unlikely(drm_debug & DRM_UT_PRIME))                 \
                         drm_ut_debug_printk(__func__, fmt, ##args);     \
         } while (0)
+#define DRM_DEBUG_ATOMIC(fmt, args...)                                  \
+        do {                                                            \
+                if (unlikely(drm_debug & DRM_UT_ATOMIC))                \
+                        drm_ut_debug_printk(__func__, fmt, ##args);     \
+        } while (0)
 
 /*@}*/