Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit fa128fa6 authored by Daniel Vetter's avatar Daniel Vetter
Browse files

drm/i915: Improve PSR debugfs output 



Add busy_frontbuffer_bits and locking.

Reviewed-by: default avatarRodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 9ca15301

drivers/gpu/drm/i915/i915_debugfs.c

+6 −0
Original line number Diff line number Diff line
@@ -1892,10 +1892,15 @@ static int i915_edp_psr_status(struct seq_file *m, void *data) 


	intel_runtime_pm_get(dev_priv);



	mutex_lock(&dev_priv->psr.lock);

	seq_printf(m, "Sink_Support: %s\n", yesno(dev_priv->psr.sink_support));

	seq_printf(m, "Source_OK: %s\n", yesno(dev_priv->psr.source_ok));

	seq_printf(m, "Enabled: %s\n", yesno((bool)dev_priv->psr.enabled));

	seq_printf(m, "Active: %s\n", yesno(dev_priv->psr.active));

	seq_printf(m, "Busy frontbuffer bits: 0x%03x\n",

		   dev_priv->psr.busy_frontbuffer_bits);

	seq_printf(m, "Re-enable work scheduled: %s\n",

		   yesno(work_busy(&dev_priv->psr.work.work)));



	enabled = HAS_PSR(dev) &&

		I915_READ(EDP_PSR_CTL(dev)) & EDP_PSR_ENABLE;
@@ -1905,6 +1910,7 @@ static int i915_edp_psr_status(struct seq_file *m, void *data) 
		psrperf = I915_READ(EDP_PSR_PERF_CNT(dev)) &

			EDP_PSR_PERF_CNT_MASK;

	seq_printf(m, "Performance_Counter: %u\n", psrperf);

	mutex_unlock(&dev_priv->psr.lock);



	intel_runtime_pm_put(dev_priv);

	return 0;