From 503a74e98c3636a74444e6567dbdea44b855e8cb Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Fri, 4 Dec 2015 22:22:14 +0200 Subject: [PATCH] drm/i915: Disable LPT-H VGA dotclock during crtc disable MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Currently we leave the LPT-H VGA dotclock running after turning the pipe/fdi/port/etc. Properly disable the VGA dotclock as specified in the modeset sequence. v2: Fix commit message typo (Paulo) Signed-off-by: Ville Syrjälä Reviewed-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1449260534-14551-1-git-send-email-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/intel_display.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 20a1d94b1369..c549df79b4b5 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -5176,6 +5176,7 @@ static void haswell_crtc_disable(struct drm_crtc *crtc) if (intel_crtc->config->has_pch_encoder) { lpt_disable_pch_transcoder(dev_priv); + lpt_disable_iclkip(dev_priv); intel_ddi_fdi_disable(crtc); intel_set_pch_fifo_underrun_reporting(dev_priv, TRANSCODER_A, -- 2.20.1