From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Fri, 11 Dec 2015 18:44:15 +0000 (+0100)
Subject: drm/i915: mdelay(10) considered harmful
X-Git-Tag: Ubuntu-4.8.0-22.24~2036^2~18^2~10
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=71a199bacb398ee54eeac001699257dda083a455;p=mirror_ubuntu-zesty-kernel.git

drm/i915: mdelay(10) considered harmful

I missed this myself when reviewing

commit 237ed86c693d8a8e4db476976aeb30df4deac74b
Author: Sonika Jindal <sonika.jindal@intel.com>
Date:   Tue Sep 15 09:44:20 2015 +0530

    drm/i915: Check live status before reading edid

Long sleeps like this really shouldn't waste cpu cycles spinning.

Cc: Sonika Jindal <sonika.jindal@intel.com>
Cc: "Wang, Gary C" <gary.c.wang@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1449859455-32609-1-git-send-email-daniel.vetter@ffwll.ch
Reviewed-by: Sonika Jindal <sonika.jindal@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 23f339e04f73..478e31fda067 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1395,7 +1395,7 @@ intel_hdmi_detect(struct drm_connector *connector, bool force)
 	while (!live_status && --retry) {
 		live_status = intel_digital_port_connected(dev_priv,
 				hdmi_to_dig_port(intel_hdmi));
-		mdelay(10);
+		msleep(10);
 	}
 
 	if (!live_status)