drm/i915: Use RSEN instead of HTPLG for tfp410 monitor detection.

Presence detection of a digital monitor seems not to be reliable using
the HTPLG bit.

Dave Müller <dave.mueller@gmx.ch>

diff --git a/drivers/gpu/drm/i915/dvo_tfp410.c b/drivers/gpu/drm/i915/dvo_tfp410.c
index 66c697bc9b2274abb8701ffa63a42b1782bb3297..56f66426207f0a1a293dcb073360985d328fd85e 100644 (file)
--- a/drivers/gpu/drm/i915/dvo_tfp410.c
+++ b/drivers/gpu/drm/i915/dvo_tfp410.c
@@ -208,7 +208,7 @@ static enum drm_connector_status tfp410_detect(struct intel_dvo_device *dvo)
        uint8_t ctl2;
 
        if (tfp410_readb(dvo, TFP410_CTL_2, &ctl2)) {
-               if (ctl2 & TFP410_CTL_2_HTPLG)
+               if (ctl2 & TFP410_CTL_2_RSEN)
                        ret = connector_status_connected;
                else
                        ret = connector_status_disconnected;