From: Rodrigo Vivi <rodrigo.vivi@intel.com>
Date: Mon, 12 Jan 2015 18:14:33 +0000 (-0800)
Subject: drm/i915: PSR link standby at debugfs
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=fb49581415b505fcfa47e978a1879befe378897b;p=linux-beck.git

drm/i915: PSR link standby at debugfs

It is useful to know at debug time if we are keeping main link on.

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Durgadoss R <durgadoss.r@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index e515aad47858..0d11cbe9f80c 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -2248,6 +2248,9 @@ static int i915_edp_psr_status(struct seq_file *m, void *data)
 		}
 	seq_puts(m, "\n");
 
+	seq_printf(m, "Link standby: %s\n",
+		   yesno((bool)dev_priv->psr.link_standby));
+
 	/* CHV PSR has no kind of performance counter */
 	if (HAS_PSR(dev) && HAS_DDI(dev)) {
 		psrperf = I915_READ(EDP_PSR_PERF_CNT(dev)) &