From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rodrigo Vivi Subject: [PATCH 2/4] drm/i915: Remove PSR HW tracking. Date: Wed, 3 Sep 2014 22:49:57 -0400 Message-ID: <1409798999-1809-2-git-send-email-rodrigo.vivi@intel.com> References: <1409798999-1809-1-git-send-email-rodrigo.vivi@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id 12C236E633 for ; Wed, 3 Sep 2014 19:50:04 -0700 (PDT) In-Reply-To: <1409798999-1809-1-git-send-email-rodrigo.vivi@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org Cc: Rodrigo Vivi List-Id: intel-gfx@lists.freedesktop.org Now that we are tracking psr states on Software side we don't need HW help anymore. So we can clean up the code a bit and avoid unecessary sets. Signed-off-by: Rodrigo Vivi --- drivers/gpu/drm/i915/intel_dp.c | 12 ------------ 1 file changed, 12 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index a796831..9414e67 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1778,10 +1778,7 @@ static void intel_edp_psr_enable_sink(struct intel_dp *intel_dp) { struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); struct drm_device *dev = dig_port->base.base.dev; - struct drm_i915_private *dev_priv = dev->dev_private; uint32_t aux_clock_divider; - int precharge = 0x3; - int msg_size = 5; /* Header(4) + Message(1) */ bool only_standby = false; aux_clock_divider = intel_dp->get_aux_clock_divider(intel_dp, 0); @@ -1796,15 +1793,6 @@ static void intel_edp_psr_enable_sink(struct intel_dp *intel_dp) else drm_dp_dpcd_writeb(&intel_dp->aux, DP_PSR_EN_CFG, DP_PSR_ENABLE | DP_PSR_MAIN_LINK_ACTIVE); - - /* Setup AUX registers */ - I915_WRITE(EDP_PSR_AUX_DATA1(dev), EDP_PSR_DPCD_COMMAND); - I915_WRITE(EDP_PSR_AUX_DATA2(dev), EDP_PSR_DPCD_NORMAL_OPERATION); - I915_WRITE(EDP_PSR_AUX_CTL(dev), - DP_AUX_CH_CTL_TIME_OUT_400us | - (msg_size << DP_AUX_CH_CTL_MESSAGE_SIZE_SHIFT) | - (precharge << DP_AUX_CH_CTL_PRECHARGE_2US_SHIFT) | - (aux_clock_divider << DP_AUX_CH_CTL_BIT_CLOCK_2X_SHIFT)); } static void intel_edp_psr_enable_source(struct intel_dp *intel_dp) -- 1.9.3