From: Ville Syrjälä Date: Thu, 23 Jan 2014 14:49:13 +0000 (+0200) Subject: drm/i915: Actually write the correct bits to DPFC_CONTROL on CTG X-Git-Tag: next-20140306~57^2~4^2~74 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=fe74c1a54f6781beab830f5bf373fc24f273d088;p=karo-tx-linux.git drm/i915: Actually write the correct bits to DPFC_CONTROL on CTG We set up all the bits for DPFC_CONTROL but forgot to actually write them to the register. Oops. Signed-off-by: Ville Syrjälä Reviewed-by: Chris Wilson Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index a7af5b4d3eb4..75aceaaace8e 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -165,7 +165,7 @@ static void g4x_enable_fbc(struct drm_crtc *crtc) I915_WRITE(DPFC_FENCE_YOFF, crtc->y); /* enable it... */ - I915_WRITE(DPFC_CONTROL, I915_READ(DPFC_CONTROL) | DPFC_CTL_EN); + I915_WRITE(DPFC_CONTROL, dpfc_ctl | DPFC_CTL_EN); DRM_DEBUG_KMS("enabled fbc on plane %c\n", plane_name(intel_crtc->plane)); }