linux-kernel - [PATCH 2/5] drm: Add new LEASE debug level

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Message-Id: <20170429060702.6656-3-keithp@keithp.com>
Date:   Fri, 28 Apr 2017 23:06:59 -0700
From:   Keith Packard <keithp@...thp.com>
To:     linux-kernel@...r.kernel.org, Dave Airlie <airlied@...hat.com>,
        Daniel Vetter <daniel@...ll.ch>
Cc:     Keith Packard <keithp@...thp.com>, dri-devel@...ts.freedesktop.org
Subject: [PATCH 2/5] drm: Add new LEASE debug level

Separate out lease debugging from the core.

Signed-off-by: Keith Packard <keithp@...thp.com>
---
 drivers/gpu/drm/drm_drv.c | 3 ++-
 include/drm/drmP.h        | 4 ++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c
index 6594b4088f11..d4a3612655e3 100644
--- a/drivers/gpu/drm/drm_drv.c
+++ b/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);
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 9c4ee144b5f6..304a22c87999 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -137,6 +137,7 @@ struct dma_buf_attachment;
 #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 */
@@ -251,6 +252,9 @@ struct dma_buf_attachment;
 #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,				\
-- 
2.11.0