From: Ville Syrjälä Date: Thu, 29 Oct 2015 19:25:56 +0000 (+0200) Subject: drm/i915: Check for CPT and not !IBX in ironlake_disable_pch_transcoder() X-Git-Tag: v4.14-rc1~2738^2~45^2~1187 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c465613bc97ed996f2278116c79d2c6adec3998d;p=platform%2Fkernel%2Flinux-rpi.git drm/i915: Check for CPT and not !IBX in ironlake_disable_pch_transcoder() ironlake_enaable_pch_transcoder() checks for CPT to see if it should enable the timing override chicken bit, but ironlake_disable_pch_transcoder() checks for !IBX to see if it should clear the same bit. Change ironlake_disable_pch_transcoder() to check for CPT as well to keep the two sides consistent. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1446146763-31821-8-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Jesse Barnes --- diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 5046b99..4cfcd3e 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2059,7 +2059,7 @@ static void ironlake_disable_pch_transcoder(struct drm_i915_private *dev_priv, if (wait_for((I915_READ(reg) & TRANS_STATE_ENABLE) == 0, 50)) DRM_ERROR("failed to disable transcoder %c\n", pipe_name(pipe)); - if (!HAS_PCH_IBX(dev)) { + if (HAS_PCH_CPT(dev)) { /* Workaround: Clear the timing override chicken bit again. */ reg = TRANS_CHICKEN2(pipe); val = I915_READ(reg);