From ab4d966c522f84b385d87f5ed2b622a7e4c22a6b Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Wed, 31 Oct 2012 18:12:55 -0200 Subject: [PATCH] drm/i915: don't assert disabled FDI before disabling the FDI On Haswell/LPT we must disable the PCH transcoder before we disable the FDI, so don't check for disabled FDI there. Signed-off-by: Paulo Zanoni Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_display.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index d50c3ff..6d48c73 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1770,15 +1770,10 @@ static void ironlake_disable_pch_transcoder(struct drm_i915_private *dev_priv, DRM_ERROR("failed to disable transcoder %d\n", pipe); } -static void lpt_disable_pch_transcoder(struct drm_i915_private *dev_priv, - enum transcoder cpu_transcoder) +static void lpt_disable_pch_transcoder(struct drm_i915_private *dev_priv) { u32 val; - /* FDI relies on the transcoder */ - assert_fdi_tx_disabled(dev_priv, cpu_transcoder); - assert_fdi_rx_disabled(dev_priv, TRANSCODER_A); - val = I915_READ(_TRANSACONF); val &= ~TRANS_ENABLE; I915_WRITE(_TRANSACONF, val); @@ -3638,7 +3633,7 @@ static void haswell_crtc_disable(struct drm_crtc *crtc) if (is_pch_port) { ironlake_fdi_disable(crtc); - lpt_disable_pch_transcoder(dev_priv, cpu_transcoder); + lpt_disable_pch_transcoder(dev_priv); ironlake_fdi_pll_disable(intel_crtc); } -- 2.7.4