Merge tag 'drm-intel-next-2015-02-14' of git://anongit.freedesktop.org/drm-intel...

[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 eea9e36..868a07b 100644 (file)
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -240,7 +240,7 @@ uint32_t intel_dp_pack_aux(const uint8_t *src, int src_bytes)
        return v;
 }
 
-void intel_dp_unpack_aux(uint32_t src, uint8_t *dst, int dst_bytes)
+static void intel_dp_unpack_aux(uint32_t src, uint8_t *dst, int dst_bytes)
 {
        int i;
        if (dst_bytes > 4)
@@ -3521,8 +3521,6 @@ intel_dp_link_down(struct intel_dp *intel_dp)
        enum port port = intel_dig_port->port;
        struct drm_device *dev = intel_dig_port->base.base.dev;
        struct drm_i915_private *dev_priv = dev->dev_private;
-       struct intel_crtc *intel_crtc =
-               to_intel_crtc(intel_dig_port->base.base.crtc);
        uint32_t DP = intel_dp->DP;
 
        if (WARN_ON(HAS_DDI(dev)))
@@ -3547,8 +3545,6 @@ intel_dp_link_down(struct intel_dp *intel_dp)
 
        if (HAS_PCH_IBX(dev) &&
            I915_READ(intel_dp->output_reg) & DP_PIPEB_SELECT) {
-               struct drm_crtc *crtc = intel_dig_port->base.base.crtc;
-
                /* Hardware workaround: leaving our transcoder select
                 * set to transcoder B while it's off will prevent the
                 * corresponding HDMI output on transcoder A.
@@ -3559,18 +3555,7 @@ intel_dp_link_down(struct intel_dp *intel_dp)
                 */
                DP &= ~DP_PIPEB_SELECT;
                I915_WRITE(intel_dp->output_reg, DP);
-
-               /* Changes to enable or select take place the vblank
-                * after being written.
-                */
-               if (WARN_ON(crtc == NULL)) {
-                       /* We should never try to disable a port without a crtc
-                        * attached. For paranoia keep the code around for a
-                        * bit. */
-                       POSTING_READ(intel_dp->output_reg);
-                       msleep(50);
-               } else
-                       intel_wait_for_vblank(dev, intel_crtc->pipe);
+               POSTING_READ(intel_dp->output_reg);
        }
 
        DP &= ~DP_AUDIO_OUTPUT_ENABLE;
@@ -3818,7 +3803,7 @@ go_again:
  *  3. Use Link Training from 2.5.3.3 and 3.5.1.3
  *  4. Check link status on receipt of hot-plug interrupt
  */
-void
+static void
 intel_dp_check_link_status(struct intel_dp *intel_dp)
 {
        struct drm_device *dev = intel_dp_to_dev(intel_dp);
@@ -4446,7 +4431,7 @@ intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd)
                 */
                DRM_DEBUG_KMS("ignoring long hpd on eDP port %c\n",
                              port_name(intel_dig_port->port));
-               return false;
+               return IRQ_HANDLED;
        }
 
        DRM_DEBUG_KMS("got hpd irq on port %c - %s\n",