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-rw-r--r--drivers/gpu/drm/drm_irq.c22
-rw-r--r--include/drm/drmP.h11
2 files changed, 21 insertions, 12 deletions
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index bc2e7c69509d..eba6337f5860 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -213,17 +213,17 @@ static void drm_update_vblank_count(struct drm_device *dev, unsigned int pipe,
diff = DIV_ROUND_CLOSEST_ULL(diff_ns, framedur_ns);
if (diff == 0 && flags & DRM_CALLED_FROM_VBLIRQ)
- DRM_DEBUG("crtc %u: Redundant vblirq ignored."
- " diff_ns = %lld, framedur_ns = %d)\n",
- pipe, (long long) diff_ns, framedur_ns);
+ DRM_DEBUG_VBL("crtc %u: Redundant vblirq ignored."
+ " diff_ns = %lld, framedur_ns = %d)\n",
+ pipe, (long long) diff_ns, framedur_ns);
} else {
/* some kind of default for drivers w/o accurate vbl timestamping */
diff = (flags & DRM_CALLED_FROM_VBLIRQ) != 0;
}
- DRM_DEBUG("updating vblank count on crtc %u:"
- " current=%u, diff=%u, hw=%u hw_last=%u\n",
- pipe, vblank->count, diff, cur_vblank, vblank->last);
+ DRM_DEBUG_VBL("updating vblank count on crtc %u:"
+ " current=%u, diff=%u, hw=%u hw_last=%u\n",
+ pipe, vblank->count, diff, cur_vblank, vblank->last);
if (diff == 0) {
WARN_ON_ONCE(cur_vblank != vblank->last);
@@ -800,11 +800,11 @@ int drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev,
etime = ktime_sub_ns(etime, delta_ns);
*vblank_time = ktime_to_timeval(etime);
- DRM_DEBUG("crtc %u : v 0x%x p(%d,%d)@ %ld.%ld -> %ld.%ld [e %d us, %d rep]\n",
- pipe, vbl_status, hpos, vpos,
- (long)tv_etime.tv_sec, (long)tv_etime.tv_usec,
- (long)vblank_time->tv_sec, (long)vblank_time->tv_usec,
- duration_ns/1000, i);
+ DRM_DEBUG_VBL("crtc %u : v 0x%x p(%d,%d)@ %ld.%ld -> %ld.%ld [e %d us, %d rep]\n",
+ pipe, vbl_status, hpos, vpos,
+ (long)tv_etime.tv_sec, (long)tv_etime.tv_usec,
+ (long)vblank_time->tv_sec, (long)vblank_time->tv_usec,
+ duration_ns/1000, i);
return ret;
}
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 3dc56d3413b7..4d3b842f4319 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -107,6 +107,9 @@ struct dma_buf_attachment;
* ATOMIC: used in the atomic code.
* This is the category used by the DRM_DEBUG_ATOMIC() macro.
*
+ * VBL: used for verbose debug message in the vblank code
+ * This is the category used by the DRM_DEBUG_VBL() macro.
+ *
* Enabling verbose debug messages is done through the drm.debug parameter,
* each category being enabled by a bit.
*
@@ -114,7 +117,7 @@ struct dma_buf_attachment;
* drm.debug=0x2 will enable DRIVER messages
* drm.debug=0x3 will enable CORE and DRIVER messages
* ...
- * drm.debug=0xf will enable all messages
+ * drm.debug=0x3f will enable all messages
*
* An interesting feature is that it's possible to enable verbose logging at
* run-time by echoing the debug value in its sysfs node:
@@ -125,6 +128,7 @@ struct dma_buf_attachment;
#define DRM_UT_KMS 0x04
#define DRM_UT_PRIME 0x08
#define DRM_UT_ATOMIC 0x10
+#define DRM_UT_VBL 0x20
extern __printf(2, 3)
void drm_ut_debug_printk(const char *function_name,
@@ -217,6 +221,11 @@ void drm_err(const char *format, ...);
if (unlikely(drm_debug & DRM_UT_ATOMIC)) \
drm_ut_debug_printk(__func__, fmt, ##args); \
} while (0)
+#define DRM_DEBUG_VBL(fmt, args...) \
+ do { \
+ if (unlikely(drm_debug & DRM_UT_VBL)) \
+ drm_ut_debug_printk(__func__, fmt, ##args); \
+ } while (0)
/*@}*/