From: Jouni Högander Date: Fri, 10 Jun 2022 08:54:28 +0000 (+0300) Subject: drm/i915: Do not start connector polling if display is disabled X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=04770b082e2a207804c633fbfd5efec28cbc5673;p=linux.git drm/i915: Do not start connector polling if display is disabled Currently we are starting connector polling if display is disabled using disable_display module parameter. Polling is just returning always "not connected" state. This can be optimized by not starting polling at all. Signed-off-by: Jouni Högander Reviewed-by: Jani Nikula Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20220610085429.52935-3-jouni.hogander@intel.com --- diff --git a/drivers/gpu/drm/i915/display/intel_hotplug.c b/drivers/gpu/drm/i915/display/intel_hotplug.c index 8204126d17f9c..5f8b4f481cff9 100644 --- a/drivers/gpu/drm/i915/display/intel_hotplug.c +++ b/drivers/gpu/drm/i915/display/intel_hotplug.c @@ -668,7 +668,8 @@ static void i915_hpd_poll_init_work(struct work_struct *work) */ void intel_hpd_poll_enable(struct drm_i915_private *dev_priv) { - if (!HAS_DISPLAY(dev_priv)) + if (!HAS_DISPLAY(dev_priv) || + !INTEL_DISPLAY_ENABLED(dev_priv)) return; WRITE_ONCE(dev_priv->hotplug.poll_enabled, true);