From patchwork Mon Sep 19 17:17:18 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Keeping X-Patchwork-Id: 9339973 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 6ACD8601C2 for ; Mon, 19 Sep 2016 17:19:49 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 588CA28AE7 for ; Mon, 19 Sep 2016 17:19:49 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4D58F292C9; Mon, 19 Sep 2016 17:19:49 +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=-4.1 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id F1E3D28AE7 for ; Mon, 19 Sep 2016 17:19:48 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1bm2EO-0000dX-CG; Mon, 19 Sep 2016 17:19:48 +0000 Received: from dougal.metanate.com ([90.155.101.14] helo=metanate.com) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1bm2Cz-0008Ha-Kw; Mon, 19 Sep 2016 17:18:25 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=simple/simple; d=metanate.com; s=stronger; h=References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From; bh=fuX8KDxChxqDjpz95hsi4T9jB2H9f+SigpcJKWcRBtk=; b=cHrZ8C6jHt2oFXDS+nYUTCml5DfoE0b6xlJIZDaLkGwSEguggitgJx+S/fdzHTPMs3dwtooaet6l+yazvZAQuGez4KSrsEOtnVWDRYLSedqmEQqJVmt1pbs6Ttf+INu+1ybkdZ/eUIHlb1IWi+sqSQVTbEwd85NVZiOgorfUEYHgDQgNaLXUaZDCvEOstt+ibs7teAaK/22AfUDXl9edQqMYWTeUqxKGfcqUS6v+/O3Z9p+RDlhNpdxcpBd0n9WBVdcsNiGitRn3685W+Vp4FUURVz0i3u1y2z8rYmBN8zZrBGJ/0FndFYxOtQANW563YNVO7P2V1cEEuoXRkRho3w==; Received: from brian ([192.168.88.1] helo=leela.metanate.com) by shrek.metanate.com with esmtpsa (TLSv1.2:DHE-RSA-AES128-GCM-SHA256:128) (Exim 4.83_RC2) (envelope-from ) id 1bm2CW-00078x-H7; Mon, 19 Sep 2016 18:17:52 +0100 From: John Keeping To: Mark Yao Subject: [PATCH 08/26] drm/rockchip: dw-mipi-dsi: include bad value in error message Date: Mon, 19 Sep 2016 18:17:18 +0100 Message-Id: <20160919171747.28512-9-john@metanate.com> X-Mailer: git-send-email 2.10.0.278.g4f427b1.dirty In-Reply-To: <20160919171747.28512-1-john@metanate.com> References: <20160919171747.28512-1-john@metanate.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160919_101822_078060_B16FB19D X-CRM114-Status: UNSURE ( 7.94 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Heiko Stuebner , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, John Keeping , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP As an aid to debugging. Signed-off-by: John Keeping --- drivers/gpu/drm/rockchip/dw-mipi-dsi.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c index 38186df8476e..a25db02e1c19 100644 --- a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c +++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c @@ -645,7 +645,8 @@ static ssize_t dw_mipi_dsi_host_transfer(struct mipi_dsi_host *host, ret = dw_mipi_dsi_dcs_long_write(dsi, msg); break; default: - dev_err(dsi->dev, "unsupported message type\n"); + dev_err(dsi->dev, "unsupported message type 0x%02x\n", + msg->type); ret = -EINVAL; }