diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2017-03-02 19:15:07 +0200 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2017-03-03 16:50:11 +0200 |
| commit | 1489bba82433d8960d6bfef7453eae77ef9c926a (patch) | |
| tree | e8b0a759cefae58438065228650e6c8ebfbcca7e /drivers/gpu/drm/i915/i915_trace.h | |
| parent | c137d6605fd73635900597d386e3fa8af26d7787 (diff) | |
drm/i915: Add cxsr toggle tracepoint
Add a tracepoint for observing changes in the cxsr state. The tracepoint
will dump out the frame and scanline counters for each pipe so that the
information can be compared with eg. plane update tracepoints.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170302171508.1666-18-ville.syrjala@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/i915_trace.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_trace.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_trace.h b/drivers/gpu/drm/i915/i915_trace.h index ca8198785311..2537a03555cc 100644 --- a/drivers/gpu/drm/i915/i915_trace.h +++ b/drivers/gpu/drm/i915/i915_trace.h @@ -16,6 +16,36 @@ /* watermark/fifo updates */ +TRACE_EVENT(intel_memory_cxsr, + TP_PROTO(struct drm_i915_private *dev_priv, bool old, bool new), + TP_ARGS(dev_priv, old, new), + + TP_STRUCT__entry( + __array(u32, frame, 3) + __array(u32, scanline, 3) + __field(bool, old) + __field(bool, new) + ), + + TP_fast_assign( + enum pipe pipe; + for_each_pipe(dev_priv, pipe) { + __entry->frame[pipe] = + dev_priv->drm.driver->get_vblank_counter(&dev_priv->drm, pipe); + __entry->scanline[pipe] = + intel_get_crtc_scanline(intel_get_crtc_for_pipe(dev_priv, pipe)); + } + __entry->old = old; + __entry->new = new; + ), + + TP_printk("%s->%s, pipe A: frame=%u, scanline=%u, pipe B: frame=%u, scanline=%u, pipe C: frame=%u, scanline=%u", + onoff(__entry->old), onoff(__entry->new), + __entry->frame[PIPE_A], __entry->scanline[PIPE_A], + __entry->frame[PIPE_B], __entry->scanline[PIPE_B], + __entry->frame[PIPE_C], __entry->scanline[PIPE_C]) +); + TRACE_EVENT(vlv_wm, TP_PROTO(struct intel_crtc *crtc, const struct vlv_wm_values *wm), TP_ARGS(crtc, wm), |