From patchwork Wed Apr 27 10:06:55 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tvrtko Ursulin X-Patchwork-Id: 8954351 Return-Path: X-Original-To: patchwork-dri-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 9F2329F441 for ; Wed, 27 Apr 2016 10:07:18 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 81A7D2026C for ; Wed, 27 Apr 2016 10:07:17 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id AF13120259 for ; Wed, 27 Apr 2016 10:07:16 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 38DA26EA3C; Wed, 27 Apr 2016 10:07:11 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTP id 742E36EA3C; Wed, 27 Apr 2016 10:07:08 +0000 (UTC) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga102.jf.intel.com with ESMTP; 27 Apr 2016 03:07:09 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.24,540,1455004800"; d="scan'208";a="963707636" Received: from tursulin-linux.isw.intel.com ([10.102.226.196]) by orsmga002.jf.intel.com with ESMTP; 27 Apr 2016 03:07:07 -0700 From: Tvrtko Ursulin To: Intel-gfx@lists.freedesktop.org Subject: [PATCH 2/9] drm: Recognize invalid (all-zero) modes in drm_mode_debug_printmodeline(_raw) Date: Wed, 27 Apr 2016 11:06:55 +0100 Message-Id: <1461751622-26927-3-git-send-email-tvrtko.ursulin@linux.intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1461751622-26927-1-git-send-email-tvrtko.ursulin@linux.intel.com> References: <1461751622-26927-1-git-send-email-tvrtko.ursulin@linux.intel.com> Cc: Daniel Vetter , dri-devel@lists.freedesktop.org, Tvrtko Ursulin X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Spam-Status: No, score=-5.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, 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 Instead of a long string full of zeros in various forms print out "---" for more tidy appearace in the logs. Signed-off-by: Tvrtko Ursulin Cc: Daniel Vetter Cc: dri-devel@lists.freedesktop.org --- drivers/gpu/drm/drm_modes.c | 25 +++++++++++++++++++------ 1 file changed, 19 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index fd4795e2c8db..da9012dc4bba 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -49,13 +49,26 @@ */ void drm_mode_debug_printmodeline_raw(const struct drm_display_mode *mode) { - if (drm_debug & DRM_UT_KMS) + if (!(drm_debug & DRM_UT_KMS)) + return; + + if (mode->base.id == 0 && + (mode->name == NULL || mode->name[0] == 0) && + mode->vrefresh == 0 && mode->clock == 0 && + mode->hdisplay == 0 && mode->hsync_start == 0 && + mode->hsync_end == 0 && mode->htotal == 0 && + mode->vdisplay == 0 && mode->vsync_start == 0 && + mode->vsync_end == 0 && mode->vtotal == 0 && + mode->type == 0 && mode->flags == 0) { + printk("---"); + } else { printk("%d:\"%s\" %d %d %d %d %d %d %d %d %d %d 0x%x 0x%x", - mode->base.id, mode->name, mode->vrefresh, mode->clock, - mode->hdisplay, mode->hsync_start, - mode->hsync_end, mode->htotal, - mode->vdisplay, mode->vsync_start, - mode->vsync_end, mode->vtotal, mode->type, mode->flags); + mode->base.id, mode->name, mode->vrefresh, mode->clock, + mode->hdisplay, mode->hsync_start, + mode->hsync_end, mode->htotal, + mode->vdisplay, mode->vsync_start, + mode->vsync_end, mode->vtotal, mode->type, mode->flags); + } } EXPORT_SYMBOL(drm_mode_debug_printmodeline_raw);