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Commit 3138872c authored by Chris Wilson's avatar Chris Wilson
Browse files

drm/i915: Show FBC worker status in debugfs 



Include the pending update from the FBC worker in i915_fbc_status.

Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Cc: Paulo Zanoni <paulo.r.zanoni@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171220205848.8510-1-chris@chris-wilson.co.uk


Reviewed-by: default avatarPaulo Zanoni <paulo.r.zanoni@intel.com>
parent 20bdc112

drivers/gpu/drm/i915/i915_debugfs.c

+9 −4
Original line number Diff line number Diff line
@@ -1581,18 +1581,23 @@ static int i915_frontbuffer_tracking(struct seq_file *m, void *unused) 
static int i915_fbc_status(struct seq_file *m, void *unused)

{

	struct drm_i915_private *dev_priv = node_to_i915(m->private);

	struct intel_fbc *fbc = &dev_priv->fbc;



	if (!HAS_FBC(dev_priv))

		return -ENODEV;



	intel_runtime_pm_get(dev_priv);

	mutex_lock(&dev_priv->fbc.lock);

	mutex_lock(&fbc->lock);



	if (intel_fbc_is_active(dev_priv))

		seq_puts(m, "FBC enabled\n");

	else

		seq_printf(m, "FBC disabled: %s\n",

			   dev_priv->fbc.no_fbc_reason);

		seq_printf(m, "FBC disabled: %s\n", fbc->no_fbc_reason);



	if (fbc->work.scheduled)

		seq_printf(m, "FBC worker scheduled on vblank %u, now %llu\n",

			   fbc->work.scheduled_vblank,

			   drm_crtc_vblank_count(&fbc->crtc->base));



	if (intel_fbc_is_active(dev_priv)) {

		u32 mask;
@@ -1612,7 +1617,7 @@ static int i915_fbc_status(struct seq_file *m, void *unused) 
		seq_printf(m, "Compressing: %s\n", yesno(mask));

	}



	mutex_unlock(&dev_priv->fbc.lock);

	mutex_unlock(&fbc->lock);

	intel_runtime_pm_put(dev_priv);



	return 0;