drm: Add new LEASE debug level

Separate out lease debugging from the core.
Signed-off-by: NKeith Packard <keithp@keithp.com>
Signed-off-by: NDave Airlie <airlied@redhat.com>

drivers/gpu/drm/drm_drv.c

@@ -57,7 +57,8 @@ MODULE_PARM_DESC(debug, "Enable debug output, where each bit enables a debug cat
 "\t\tBit 2 (0x04) will enable KMS messages (modesetting code)\n"
 "\t\tBit 3 (0x08) will enable PRIME messages (prime code)\n"
 "\t\tBit 4 (0x10) will enable ATOMIC messages (atomic code)\n"
-"\t\tBit 5 (0x20) will enable VBL messages (vblank code)");
+"\t\tBit 5 (0x20) will enable VBL messages (vblank code)\n"
+"\t\tBit 7 (0x80) will enable LEASE messages (leasing code)");
 module_param_named(debug, drm_debug, int, 0600);
 
 static DEFINE_SPINLOCK(drm_minor_lock);

include/drm/drmP.h

@@ -136,6 +136,7 @@ struct pci_controller;
 #define DRM_UT_ATOMIC		0x10
 #define DRM_UT_VBL		0x20
 #define DRM_UT_STATE		0x40
+#define DRM_UT_LEASE		0x80
 
 /***********************************************************************/
 /** \name DRM template customization defaults */
@@ -250,6 +251,9 @@ struct pci_controller;
 #define DRM_DEBUG_VBL(fmt, ...)					\
 	drm_printk(KERN_DEBUG, DRM_UT_VBL, fmt, ##__VA_ARGS__)
 
+#define DRM_DEBUG_LEASE(fmt, ...)					\
+	drm_printk(KERN_DEBUG, DRM_UT_LEASE, fmt, ##__VA_ARGS__)
+
 #define _DRM_DEV_DEFINE_DEBUG_RATELIMITED(dev, level, fmt, args...)	\
 ({									\
 	static DEFINE_RATELIMIT_STATE(_rs,				\