From patchwork Tue May 8 21:29:40 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: oscar.mateo@intel.com X-Patchwork-Id: 10387593 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 6EC75602D8 for ; Tue, 8 May 2018 21:30:09 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4E7B8290B3 for ; Tue, 8 May 2018 21:30:09 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 38F88290F3; Tue, 8 May 2018 21:30:09 +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 C53BE290A0 for ; Tue, 8 May 2018 21:30:06 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C46446EBC0; Tue, 8 May 2018 21:30:02 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0A2606EB9D for ; Tue, 8 May 2018 21:29:39 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 08 May 2018 14:29:38 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,379,1520924400"; d="scan'208";a="54276997" Received: from omateolo-linux.sc.intel.com ([10.3.229.22]) by orsmga001.jf.intel.com with ESMTP; 08 May 2018 14:29:38 -0700 From: Oscar Mateo To: intel-gfx@lists.freedesktop.org Date: Tue, 8 May 2018 14:29:40 -0700 Message-Id: <1525814984-20039-19-git-send-email-oscar.mateo@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1525814984-20039-1-git-send-email-oscar.mateo@intel.com> References: <1525814984-20039-1-git-send-email-oscar.mateo@intel.com> Subject: [Intel-gfx] [PATCH 18/22] drm/i915/icl: WaSendPushConstantsFromMMIO 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: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP Allows UMDs to set 'Disable Gather at Set Shader Common Slice'. Do Linux UMDs make use of this? This change has been security reviewed and the whitelisting approved. Virtualization of other OSes could certainly use it... v2: Rebased v3: Rebased on top of the WA refactoring v4: Rebased on top of the WA whitelist reg refactoring (Michel) v5: Added References (Mika) References: HSDES#1405764967 Cc: Mika Kuoppala Signed-off-by: Oscar Mateo --- drivers/gpu/drm/i915/intel_workarounds.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_workarounds.c b/drivers/gpu/drm/i915/intel_workarounds.c index bf7c972..12ab0ca 100644 --- a/drivers/gpu/drm/i915/intel_workarounds.c +++ b/drivers/gpu/drm/i915/intel_workarounds.c @@ -891,6 +891,8 @@ static void cnl_whitelist_build(struct whitelist *w) static void icl_whitelist_build(struct whitelist *w) { + /* WaSendPushConstantsFromMMIO:icl */ + whitelist_reg(w, COMMON_SLICE_CHICKEN2); } static struct whitelist *whitelist_build(struct intel_engine_cs *engine,