From patchwork Tue Dec 11 17:30:43 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Paauwe, Bob J" X-Patchwork-Id: 10724281 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 8F48D6C5 for ; Tue, 11 Dec 2018 17:31:00 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7286A2B4B1 for ; Tue, 11 Dec 2018 17:31:00 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 675592B500; Tue, 11 Dec 2018 17:31:00 +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 0AF022B4D5 for ; Tue, 11 Dec 2018 17:31:00 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 51AA36E2E4; Tue, 11 Dec 2018 17:30:59 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by gabe.freedesktop.org (Postfix) with ESMTPS id E693F6E2E4 for ; Tue, 11 Dec 2018 17:30:57 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 11 Dec 2018 09:30:57 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,343,1539673200"; d="scan'208";a="97927295" Received: from bpaauwe-desk.fm.intel.com ([10.105.128.8]) by orsmga007.jf.intel.com with ESMTP; 11 Dec 2018 09:30:57 -0800 From: Bob Paauwe To: intel-gfx Date: Tue, 11 Dec 2018 09:30:43 -0800 Message-Id: <20181211173043.137972-1-bob.j.paauwe@intel.com> X-Mailer: git-send-email 2.17.1 Subject: [Intel-gfx] [PATCH] drm/i915: DFSM pipe disable is valid from gen9 onwards 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 It's not just GEN9 platforms that allow for pipes to be disabled via the DFSM register, but all later platforms as well. Signed-off-by: Bob Paauwe --- drivers/gpu/drm/i915/intel_device_info.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c index 1e56319334f3..7ac641e8c0bd 100644 --- a/drivers/gpu/drm/i915/intel_device_info.c +++ b/drivers/gpu/drm/i915/intel_device_info.c @@ -811,7 +811,7 @@ void intel_device_info_runtime_init(struct intel_device_info *info) DRM_INFO("PipeC fused off\n"); info->num_pipes -= 1; } - } else if (HAS_DISPLAY(dev_priv) && IS_GEN9(dev_priv)) { + } else if (HAS_DISPLAY(dev_priv) && (INTEL_GEN(dev_priv) >= 9)) { u32 dfsm = I915_READ(SKL_DFSM); u8 disabled_mask = 0; bool invalid;