drm/i915/crt: fix DPMS standby and suspend mode handling

PCH platforms and VLV should map DPMS standby and suspend modes to off, but
due to a buggy reversed comparison this is done on pre-PCH platforms
instead.

Reported-by: Loïc Yhuel <loic.yhuel@gmail.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=56754
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index b726b478a4f5db604b6804ad679f7a887168705c..6345878ae1e73e260a9a3fdfcaaf760e6ec6e2c1 100644 (file)
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -143,7 +143,7 @@ static void intel_crt_dpms(struct drm_connector *connector, int mode)
        int old_dpms;
 
        /* PCH platforms and VLV only support on/off. */
-       if (INTEL_INFO(dev)->gen < 5 && mode != DRM_MODE_DPMS_ON)
+       if (INTEL_INFO(dev)->gen >= 5 && mode != DRM_MODE_DPMS_ON)
                mode = DRM_MODE_DPMS_OFF;
 
        if (mode == connector->dpms)