[Intel-gfx] [PATCH 12/12] drm/i915: Disable FDI RX/TX before the ports

ville.syrjala at linux.intel.com ville.syrjala at linux.intel.com
Tue May 5 07:17:38 PDT 2015


From: Ville Syrjälä <ville.syrjala at linux.intel.com>

Bspec says we should disable the FDI RX/TX before disabling the PCH
ports. Do so.

Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
 drivers/gpu/drm/i915/intel_display.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index a177f2e..fbcf26d 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5096,13 +5096,14 @@ static void ironlake_crtc_disable(struct drm_crtc *crtc)
 
 	ironlake_pfit_disable(intel_crtc);
 
+	if (intel_crtc->config->has_pch_encoder)
+		ironlake_fdi_disable(crtc);
+
 	for_each_encoder_on_crtc(dev, crtc, encoder)
 		if (encoder->post_disable)
 			encoder->post_disable(encoder);
 
 	if (intel_crtc->config->has_pch_encoder) {
-		ironlake_fdi_disable(crtc);
-
 		ironlake_disable_pch_transcoder(dev_priv, pipe);
 
 		if (HAS_PCH_CPT(dev)) {
-- 
2.0.5



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