From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: [PATCH 40/81] drm/i915/sdvo: implement get_hw_state Date: Wed, 11 Jul 2012 16:28:23 +0200 Message-ID: <1342016944-23395-41-git-send-email-daniel.vetter@ffwll.ch> References: <1342016944-23395-1-git-send-email-daniel.vetter@ffwll.ch> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wg0-f43.google.com (mail-wg0-f43.google.com [74.125.82.43]) by gabe.freedesktop.org (Postfix) with ESMTP id 589439EED2 for ; Wed, 11 Jul 2012 08:36:03 -0700 (PDT) Received: by mail-wg0-f43.google.com with SMTP id dr1so946968wgb.12 for ; Wed, 11 Jul 2012 08:36:03 -0700 (PDT) In-Reply-To: <1342016944-23395-1-git-send-email-daniel.vetter@ffwll.ch> 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 Graphics Development Cc: Daniel Vetter List-Id: intel-gfx@lists.freedesktop.org SDVO is the first real special case - we support multiple outputs on the same encoder and the encoder dpms state isn't the same as when just disabling the outputs when the encoder is cloned. Hence we need a real connector get_hw_state function which inquires the sdvo encoder about its active outputs. Signed-Off-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_sdvo.c | 46 +++++++++++++++++++++++++++++++++++++ 1 files changed, 46 insertions(+), 0 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index 92763d5..65b52a1 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -625,6 +625,14 @@ static bool intel_sdvo_set_active_outputs(struct intel_sdvo *intel_sdvo, &outputs, sizeof(outputs)); } +static bool intel_sdvo_get_active_outputs(struct intel_sdvo *intel_sdvo, + u16 *outputs) +{ + return intel_sdvo_get_value(intel_sdvo, + SDVO_CMD_GET_ACTIVE_OUTPUTS, + outputs, sizeof(*outputs)); +} + static bool intel_sdvo_set_encoder_power_state(struct intel_sdvo *intel_sdvo, int mode) { @@ -1139,6 +1147,42 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder, intel_sdvo_write_sdvox(intel_sdvo, sdvox); } +static bool intel_sdvo_connector_get_hw_state(struct intel_connector *connector) +{ + struct intel_sdvo_connector *intel_sdvo_connector = + to_intel_sdvo_connector(&connector->base); + struct intel_sdvo *intel_sdvo = intel_attached_sdvo(&connector->base); + u16 active_outputs; + + intel_sdvo_get_active_outputs(intel_sdvo, &active_outputs); + + if (active_outputs & intel_sdvo_connector->output_flag) + return true; + else + return false; +} + +static bool intel_sdvo_get_hw_state(struct intel_encoder *encoder, + enum pipe *pipe) +{ + struct drm_device *dev = encoder->base.dev; + struct drm_i915_private *dev_priv = dev->dev_private; + struct intel_sdvo *intel_sdvo = to_intel_sdvo(&encoder->base); + u32 tmp; + + tmp = I915_READ(intel_sdvo->sdvo_reg); + + if (!(tmp & SDVO_ENABLE)) + return false; + + if (HAS_PCH_CPT(dev)) + *pipe = PORT_TO_PIPE_CPT(tmp); + else + *pipe = PORT_TO_PIPE(tmp); + + return true; +} + static void intel_disable_sdvo(struct intel_encoder *encoder) { struct drm_i915_private *dev_priv = encoder->base.dev->dev_private; @@ -2063,6 +2107,7 @@ intel_sdvo_connector_init(struct intel_sdvo_connector *connector, connector->base.base.interlace_allowed = 1; connector->base.base.doublescan_allowed = 0; connector->base.base.display_info.subpixel_order = SubPixelHorizontalRGB; + connector->base.get_hw_state = intel_sdvo_connector_get_hw_state; intel_connector_attach_encoder(&connector->base, &encoder->base); drm_sysfs_connector_add(&connector->base.base); @@ -2616,6 +2661,7 @@ bool intel_sdvo_init(struct drm_device *dev, uint32_t sdvo_reg, bool is_sdvob) intel_encoder->disable = intel_disable_sdvo; intel_encoder->enable = intel_enable_sdvo; + intel_encoder->get_hw_state = intel_sdvo_get_hw_state; /* In default case sdvo lvds is false */ if (!intel_sdvo_get_capabilities(intel_sdvo, &intel_sdvo->caps)) -- 1.7.7.6