Merge tag 'iio-for-4.8c' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio...

[cascardo/linux.git] / drivers / gpu / drm / i915 / intel_dp.c

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index ffe5f84..40745e3 100644 (file)
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -663,7 +663,7 @@ intel_dp_aux_wait_done(struct intel_dp *intel_dp, bool has_aux_irq)
                done = wait_event_timeout(dev_priv->gmbus_wait_queue, C,
                                          msecs_to_jiffies_timeout(10));
        else
-               done = wait_for_atomic(C, 10) == 0;
+               done = wait_for(C, 10) == 0;
        if (!done)
                DRM_ERROR("dp aux hw did not signal timeout (has irq: %i)!\n",
                          has_aux_irq);
@@ -4899,13 +4899,15 @@ static void intel_edp_panel_vdd_sanitize(struct intel_dp *intel_dp)
 
 void intel_dp_encoder_reset(struct drm_encoder *encoder)
 {
-       struct intel_dp *intel_dp;
+       struct drm_i915_private *dev_priv = to_i915(encoder->dev);
+       struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
+
+       if (!HAS_DDI(dev_priv))
+               intel_dp->DP = I915_READ(intel_dp->output_reg);
 
        if (to_intel_encoder(encoder)->type != INTEL_OUTPUT_EDP)
                return;
 
-       intel_dp = enc_to_intel_dp(encoder);
-
        pps_lock(intel_dp);
 
        /*
@@ -4977,9 +4979,6 @@ intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd)
        intel_display_power_get(dev_priv, power_domain);
 
        if (long_hpd) {
-               /* indicate that we need to restart link training */
-               intel_dp->train_set_valid = false;
-
                intel_dp_long_pulse(intel_dp->attached_connector);
                if (intel_dp->is_mst)
                        ret = IRQ_HANDLED;