From patchwork Wed May 2 20:34:17 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: 10376485 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 DF2866038F for ; Wed, 2 May 2018 20:34:46 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CFE1828F9F for ; Wed, 2 May 2018 20:34:46 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C4B7129007; Wed, 2 May 2018 20:34:46 +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 699B628F9F for ; Wed, 2 May 2018 20:34:46 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 50DD16E686; Wed, 2 May 2018 20:34:30 +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 A637F6E5A1 for ; Wed, 2 May 2018 20:34:19 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga105.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 02 May 2018 13:34:18 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,354,1520924400"; d="scan'208";a="36380656" Received: from omateolo-linux.sc.intel.com ([10.3.229.22]) by fmsmga007.fm.intel.com with ESMTP; 02 May 2018 13:34:18 -0700 From: Oscar Mateo To: intel-gfx@lists.freedesktop.org Date: Wed, 2 May 2018 13:34:17 -0700 Message-Id: <1525293261-13613-19-git-send-email-oscar.mateo@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1525293261-13613-1-git-send-email-oscar.mateo@intel.com> References: <1525293261-13613-1-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 c1c45ce..07e529b 100644 --- a/drivers/gpu/drm/i915/intel_workarounds.c +++ b/drivers/gpu/drm/i915/intel_workarounds.c @@ -892,6 +892,8 @@ 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,