From patchwork Wed May 17 11:58:25 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kumar, Mahesh" X-Patchwork-Id: 9730953 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 8B41860363 for ; Wed, 17 May 2017 11:56:13 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7C6A22874E for ; Wed, 17 May 2017 11:56:13 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 712B428754; Wed, 17 May 2017 11:56:13 +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=-4.2 required=2.0 tests=BAYES_00, 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 33DD628753 for ; Wed, 17 May 2017 11:56:13 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DC77E89E3B; Wed, 17 May 2017 11:56:12 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4BB9989E3B for ; Wed, 17 May 2017 11:56:12 +0000 (UTC) Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orsmga104.jf.intel.com with ESMTP; 17 May 2017 04:56:12 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.38,354,1491289200"; d="scan'208";a="102772664" Received: from kumarmah-desk.iind.intel.com ([10.223.26.44]) by fmsmga005.fm.intel.com with ESMTP; 17 May 2017 04:56:10 -0700 From: Mahesh Kumar To: intel-gfx@lists.freedesktop.org Date: Wed, 17 May 2017 17:28:25 +0530 Message-Id: <20170517115831.13830-7-mahesh1.kumar@intel.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170517115831.13830-1-mahesh1.kumar@intel.com> References: <20170517115831.13830-1-mahesh1.kumar@intel.com> Cc: paulo.r.zanoni@intel.com, maarten.lankhorst@intel.com Subject: [Intel-gfx] [PATCH 06/12] drm/i915/skl+: no need to memset again X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.18 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 From: "Kumar, Mahesh" We are already doing memset of ddb structure at the begining of skl_allocate_pipe_ddb function, No need to again do a memset. Signed-off-by: Mahesh Kumar Reviewed-by: Matt Roper Reviewed-by: Maarten Lankhorst --- drivers/gpu/drm/i915/intel_pm.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index f494af358874..37dd3e7108c9 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4072,10 +4072,8 @@ skl_allocate_pipe_ddb(struct intel_crtc_state *cstate, skl_ddb_get_pipe_allocation_limits(dev, cstate, alloc, &num_active); alloc_size = skl_ddb_entry_size(alloc); - if (alloc_size == 0) { - memset(ddb->plane[pipe], 0, sizeof(ddb->plane[pipe])); + if (alloc_size == 0) return 0; - } skl_ddb_calc_min(cstate, num_active, minimum, y_minimum);