From patchwork Fri May 25 22:05:33 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: 10428649 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 0E8EB6038C for ; Fri, 25 May 2018 22:05:26 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 00039297FD for ; Fri, 25 May 2018 22:05:25 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E8DDE29817; Fri, 25 May 2018 22:05:25 +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 9BDF8297FD for ; Fri, 25 May 2018 22:05:25 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 264016EB10; Fri, 25 May 2018 22:05:25 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id B66E56EAFB for ; Fri, 25 May 2018 22:05:16 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 25 May 2018 15:05:16 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,441,1520924400"; d="scan'208";a="202551112" Received: from omateolo-linux.sc.intel.com ([10.3.229.22]) by orsmga004.jf.intel.com with ESMTP; 25 May 2018 15:05:15 -0700 From: Oscar Mateo To: intel-gfx@lists.freedesktop.org Date: Fri, 25 May 2018 15:05:33 -0700 Message-Id: <1527285939-20113-6-git-send-email-oscar.mateo@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1527285939-20113-1-git-send-email-oscar.mateo@intel.com> References: <1527285939-20113-1-git-send-email-oscar.mateo@intel.com> Subject: [Intel-gfx] [PATCH 05/11] 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 e9c00b0..804de04 100644 --- a/drivers/gpu/drm/i915/intel_workarounds.c +++ b/drivers/gpu/drm/i915/intel_workarounds.c @@ -963,6 +963,8 @@ 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,