From patchwork Tue Sep 23 18:04:07 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Stefan_Br=C3=BCns?= X-Patchwork-Id: 4958781 Return-Path: X-Original-To: patchwork-dri-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 4BDE5BEEA5 for ; Tue, 23 Sep 2014 18:13:58 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 0804E2015E for ; Tue, 23 Sep 2014 18:13:57 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 7C64E20136 for ; Tue, 23 Sep 2014 18:13:55 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8741F6E238; Tue, 23 Sep 2014 11:13:54 -0700 (PDT) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org X-Greylist: delayed 583 seconds by postgrey-1.34 at gabe; Tue, 23 Sep 2014 11:13:53 PDT Received: from mx-out-2.rwth-aachen.de (mx-out-2.rwth-aachen.de [134.130.5.187]) by gabe.freedesktop.org (Postfix) with ESMTP id 60B5F6E238 for ; Tue, 23 Sep 2014 11:13:53 -0700 (PDT) X-IronPort-AV: E=Sophos;i="5.04,581,1406584800"; d="scan'208";a="262044930" Received: from hub2.rwth-ad.de (HELO mail.rwth-aachen.de) ([134.130.26.143]) by mx-2.rz.rwth-aachen.de with ESMTP; 23 Sep 2014 20:04:10 +0200 Received: from pebbles.site (217.6.21.93) by mail.rwth-aachen.de (134.130.26.143) with Microsoft SMTP Server (TLS) id 14.3.195.1; Tue, 23 Sep 2014 20:04:08 +0200 From: Stefan =?ISO-8859-1?Q?Br=FCns?= To: Subject: [PATCH] drm/i915: reduce memory footprint for debugging Date: Tue, 23 Sep 2014 20:04:07 +0200 Message-ID: <1452772.eQ4uGTB4Tx@pebbles.site> User-Agent: KMail/4.14.1 (Linux/3.16.1-7.g90bc0f1-desktop; KDE/4.14.1; x86_64; ; ) MIME-Version: 1.0 X-PMWin-Version: 3.1.3.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Spam-Status: No, score=-4.9 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 see df8fbc231b7e4a78dae2b02e116fe73e4ea63cb0 Signed-off-by: Stefan Brüns --- drivers/gpu/drm/i915/intel_dp.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index fdff1d4..dafb169 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -3322,15 +3322,12 @@ intel_dp_get_dpcd(struct intel_dp *intel_dp) struct drm_device *dev = dig_port->base.base.dev; struct drm_i915_private *dev_priv = dev->dev_private; - char dpcd_hex_dump[sizeof(intel_dp->dpcd) * 3]; - if (intel_dp_dpcd_read_wake(&intel_dp->aux, 0x000, intel_dp->dpcd, sizeof(intel_dp->dpcd)) < 0) return false; /* aux transfer failed */ - hex_dump_to_buffer(intel_dp->dpcd, sizeof(intel_dp->dpcd), - 32, 1, dpcd_hex_dump, sizeof(dpcd_hex_dump), false); - DRM_DEBUG_KMS("DPCD: %s\n", dpcd_hex_dump); + DRM_DEBUG_KMS("DPCD: %*ph\n", (int)sizeof(intel_dp->dpcd), + dig_connector->dpcd); if (intel_dp->dpcd[DP_DPCD_REV] == 0) return false; /* DPCD not present */