From: Ville Syrjälä Date: Thu, 14 Aug 2014 22:21:59 +0000 (+0300) Subject: drm/i915: Enable DVO between mode_set and dpms hooks X-Git-Tag: firefly_0821_release~176^2~3035^2~32^2~50 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c9c054c203e7c9ca1c27ab02c4374a2b33de3344;p=firefly-linux-kernel-4.4.55.git drm/i915: Enable DVO between mode_set and dpms hooks To more closely match the IEGD ns2501 driver behaviour, call the mode_set hook while the DVO port is still disabled, then enable the DVO port, and finally call the dpms hook. Signed-off-by: Ville Syrjälä Tested-by: Thomas Richter Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c index d5ea393e6904..4f115c1d2cc1 100644 --- a/drivers/gpu/drm/i915/intel_dvo.c +++ b/drivers/gpu/drm/i915/intel_dvo.c @@ -185,12 +185,13 @@ static void intel_enable_dvo(struct intel_encoder *encoder) u32 dvo_reg = intel_dvo->dev.dvo_reg; u32 temp = I915_READ(dvo_reg); - I915_WRITE(dvo_reg, temp | DVO_ENABLE); - I915_READ(dvo_reg); intel_dvo->dev.dev_ops->mode_set(&intel_dvo->dev, &crtc->config.requested_mode, &crtc->config.adjusted_mode); + I915_WRITE(dvo_reg, temp | DVO_ENABLE); + I915_READ(dvo_reg); + intel_dvo->dev.dev_ops->dpms(&intel_dvo->dev, true); }