From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paulo Zanoni Subject: [PATCH 04/14] drm/i915: check TRANSCODER_EDP on intel_modeset_setup_hw_state Date: Thu, 18 Oct 2012 18:21:34 -0300 Message-ID: <1350595304-18237-5-git-send-email-przanoni@gmail.com> References: <1350595304-18237-1-git-send-email-przanoni@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-gg0-f177.google.com (mail-gg0-f177.google.com [209.85.161.177]) by gabe.freedesktop.org (Postfix) with ESMTP id F05CB9E815 for ; Thu, 18 Oct 2012 14:22:10 -0700 (PDT) Received: by mail-gg0-f177.google.com with SMTP id h1so2410388gge.36 for ; Thu, 18 Oct 2012 14:22:10 -0700 (PDT) In-Reply-To: <1350595304-18237-1-git-send-email-przanoni@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: intel-gfx@lists.freedesktop.org Cc: Paulo Zanoni List-Id: intel-gfx@lists.freedesktop.org From: Paulo Zanoni We need to check if any of the pipes is using TRANSCODER_EDP. Signed-off-by: Paulo Zanoni --- drivers/gpu/drm/i915/intel_display.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 73ce007..827c5ba 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -8551,6 +8551,31 @@ void intel_modeset_setup_hw_state(struct drm_device *dev) struct intel_encoder *encoder; struct intel_connector *connector; + if (IS_HASWELL(dev)) { + tmp = I915_READ(DDI_FUNC_CTL(TRANSCODER_EDP)); + + if (tmp & TRANS_DDI_FUNC_ENABLE) { + switch (tmp & TRANS_DDI_EDP_INPUT_MASK) { + case TRANS_DDI_EDP_INPUT_A_ON: + case TRANS_DDI_EDP_INPUT_A_ONOFF: + pipe = PIPE_A; + break; + case TRANS_DDI_EDP_INPUT_B_ONOFF: + pipe = PIPE_B; + break; + case TRANS_DDI_EDP_INPUT_C_ONOFF: + pipe = PIPE_C; + break; + } + + crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]); + crtc->cpu_transcoder = TRANSCODER_EDP; + + DRM_DEBUG_KMS("Pipe %c using transcoder EDP\n", + pipe_name(pipe)); + } + } + for_each_pipe(pipe) { crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]); -- 1.7.11.4