diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2024-06-11 16:33:36 +0300 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2024-06-20 15:37:36 +0300 |
| commit | 367cf0d8a6760e244f30d36cd3b2120f890837a7 (patch) | |
| tree | 9b8777ba238e73dbe790b4955f3ea0ede3405e33 | |
| parent | 91103ca3750c346fe3a4f7b42aab9299d31d0460 (diff) | |
| download | linux-367cf0d8a6760e244f30d36cd3b2120f890837a7.tar.xz | |
drm/i915: Add flip done tracepoint
Add a tracepoint to see exactly when async flips complete.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240611133344.30673-4-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display_irq.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display_trace.h | 23 |
2 files changed, 24 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display_irq.c b/drivers/gpu/drm/i915/display/intel_display_irq.c index 67b19d04d1f7..5219ba295c74 100644 --- a/drivers/gpu/drm/i915/display/intel_display_irq.c +++ b/drivers/gpu/drm/i915/display/intel_display_irq.c @@ -346,6 +346,7 @@ static void flip_done_handler(struct drm_i915_private *i915, spin_lock(&i915->drm.event_lock); if (crtc->flip_done_event) { + trace_intel_crtc_flip_done(crtc); drm_crtc_send_vblank_event(&crtc->base, crtc->flip_done_event); crtc->flip_done_event = NULL; } diff --git a/drivers/gpu/drm/i915/display/intel_display_trace.h b/drivers/gpu/drm/i915/display/intel_display_trace.h index 34c223ace5ea..c734ef1fba3c 100644 --- a/drivers/gpu/drm/i915/display/intel_display_trace.h +++ b/drivers/gpu/drm/i915/display/intel_display_trace.h @@ -78,6 +78,29 @@ TRACE_EVENT(intel_pipe_disable, __entry->frame[PIPE_C], __entry->scanline[PIPE_C]) ); +TRACE_EVENT(intel_crtc_flip_done, + TP_PROTO(struct intel_crtc *crtc), + TP_ARGS(crtc), + + TP_STRUCT__entry( + __string(dev, __dev_name_kms(crtc)) + __field(enum pipe, pipe) + __field(u32, frame) + __field(u32, scanline) + ), + + TP_fast_assign( + __assign_str(dev); + __entry->pipe = crtc->pipe; + __entry->frame = intel_crtc_get_vblank_counter(crtc); + __entry->scanline = intel_get_crtc_scanline(crtc); + ), + + TP_printk("dev %s, pipe %c, frame=%u, scanline=%u", + __get_str(dev), pipe_name(__entry->pipe), + __entry->frame, __entry->scanline) +); + TRACE_EVENT(intel_pipe_crc, TP_PROTO(struct intel_crtc *crtc, const u32 *crcs), TP_ARGS(crtc, crcs), |