From patchwork Wed Oct 31 16:28:42 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Rodrigo Vivi X-Patchwork-Id: 10662921 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 13B4513A4 for ; Wed, 31 Oct 2018 16:28:50 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 02F9F2B060 for ; Wed, 31 Oct 2018 16:28:50 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E9EDC2B064; Wed, 31 Oct 2018 16:28:49 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 755F82B060 for ; Wed, 31 Oct 2018 16:28:49 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D326C6E33A; Wed, 31 Oct 2018 16:28:48 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id 723AE6E33A for ; Wed, 31 Oct 2018 16:28:48 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga105.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 31 Oct 2018 09:28:48 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.54,447,1534834800"; d="scan'208";a="270341495" Received: from rdvivi-vienna.jf.intel.com ([10.7.196.65]) by orsmga005.jf.intel.com with ESMTP; 31 Oct 2018 09:28:47 -0700 From: Rodrigo Vivi To: intel-gfx@lists.freedesktop.org Date: Wed, 31 Oct 2018 09:28:42 -0700 Message-Id: <20181031162845.12419-1-rodrigo.vivi@intel.com> X-Mailer: git-send-email 2.19.1 MIME-Version: 1.0 Subject: [Intel-gfx] [CI 1/4] drm/i915: Kill WA 0528 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rodrigo Vivi Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP First of all I believe this WA as written here was wrong. Because it is listed on BSpec only for SKL and BXT, exactly the only 2 platforms skipped here. But also it is written there that we don't need this WA anymore: "This workaround is no longer needed since NV12 support is dropped for the affected projects in #0870." SO, let's kill it. Cc: Maarten Lankhorst Cc: Vidya Srinivas Signed-off-by: Rodrigo Vivi Reviewed-by: Ville Syrjälä --- drivers/gpu/drm/i915/intel_display.c | 14 -------------- 1 file changed, 14 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index c3cadc09f859..ce60aefc14d7 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -455,18 +455,6 @@ static const struct intel_limit intel_limits_bxt = { .p2 = { .p2_slow = 1, .p2_fast = 20 }, }; -static void -skl_wa_528(struct drm_i915_private *dev_priv, int pipe, bool enable) -{ - if (IS_SKYLAKE(dev_priv) || IS_BROXTON(dev_priv)) - return; - - if (enable) - I915_WRITE(CHICKEN_PIPESL_1(pipe), HSW_FBCQ_DIS); - else - I915_WRITE(CHICKEN_PIPESL_1(pipe), 0); -} - static void skl_wa_clkgate(struct drm_i915_private *dev_priv, int pipe, bool enable) { @@ -5286,7 +5274,6 @@ static void intel_post_plane_update(struct intel_crtc_state *old_crtc_state) if (needs_nv12_wa(dev_priv, old_crtc_state) && !needs_nv12_wa(dev_priv, pipe_config)) { skl_wa_clkgate(dev_priv, crtc->pipe, false); - skl_wa_528(dev_priv, crtc->pipe, false); } } @@ -5326,7 +5313,6 @@ static void intel_pre_plane_update(struct intel_crtc_state *old_crtc_state, if (!needs_nv12_wa(dev_priv, old_crtc_state) && needs_nv12_wa(dev_priv, pipe_config)) { skl_wa_clkgate(dev_priv, crtc->pipe, true); - skl_wa_528(dev_priv, crtc->pipe, true); } /*