From patchwork Fri Apr 24 16:08:18 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tvrtko Ursulin X-Patchwork-Id: 6271941 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 61814BF4A6 for ; Fri, 24 Apr 2015 16:08:28 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 98720202E5 for ; Fri, 24 Apr 2015 16:08:27 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id C34D6202E9 for ; Fri, 24 Apr 2015 16:08:26 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 541467211F; Fri, 24 Apr 2015 09:08:26 -0700 (PDT) X-Original-To: Intel-gfx@lists.freedesktop.org Delivered-To: Intel-gfx@lists.freedesktop.org Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTP id 67BD67211F for ; Fri, 24 Apr 2015 09:08:25 -0700 (PDT) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga103.fm.intel.com with ESMTP; 24 Apr 2015 09:08:21 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.11,641,1422950400"; d="scan'208";a="700421947" Received: from tursulin-linux.isw.intel.com ([10.102.226.59]) by fmsmga001.fm.intel.com with ESMTP; 24 Apr 2015 09:08:20 -0700 From: Tvrtko Ursulin To: Intel-gfx@lists.freedesktop.org Date: Fri, 24 Apr 2015 17:08:18 +0100 Message-Id: <1429891698-32164-1-git-send-email-tvrtko.ursulin@linux.intel.com> X-Mailer: git-send-email 2.3.5 Subject: [Intel-gfx] [PATCH] drm/i915/skl: Bypass debug message if scalers are not requested 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-Spam-Status: No, score=-3.2 required=5.0 tests=BAYES_00,HK_RANDOM_FROM, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin Cc: Chandra Konduru Tested-By: Intel Graphics QA PRTS (Patch Regression Test System Contact: shuang.he@intel.com) --- Up for discussion I suppose, but like it is, with typical drm.debug = 0xe, it logs one line per cursor movement while the log would otherwise be quiet. --- drivers/gpu/drm/i915/intel_atomic.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_atomic.c b/drivers/gpu/drm/i915/intel_atomic.c index 3c4b7cd..7284c6d 100644 --- a/drivers/gpu/drm/i915/intel_atomic.c +++ b/drivers/gpu/drm/i915/intel_atomic.c @@ -302,6 +302,9 @@ int intel_atomic_setup_scalers(struct drm_device *dev, scaler_state = &crtc_state->scaler_state; drm_state = crtc_state->base.state; + if (!scaler_state->scaler_users) + return 0; + num_scalers_need = hweight32(scaler_state->scaler_users); DRM_DEBUG_KMS("crtc_state = %p need = %d avail = %d scaler_users = 0x%x\n", crtc_state, num_scalers_need, intel_crtc->num_scalers,