From patchwork Fri Jul 26 09:21:43 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Guido_G=C3=BCnther?= X-Patchwork-Id: 11060621 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 245D513A4 for ; Fri, 26 Jul 2019 09:21:56 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 157AB287A2 for ; Fri, 26 Jul 2019 09:21:56 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0992828A68; Fri, 26 Jul 2019 09:21:56 +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=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, 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 C240E2898E for ; Fri, 26 Jul 2019 09:21:55 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7CD066ECC4; Fri, 26 Jul 2019 09:21:51 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from honk.sigxcpu.org (honk.sigxcpu.org [24.134.29.49]) by gabe.freedesktop.org (Postfix) with ESMTPS id 79C936ECC2 for ; Fri, 26 Jul 2019 09:21:47 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by honk.sigxcpu.org (Postfix) with ESMTP id 12041FB04; Fri, 26 Jul 2019 11:21:46 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at honk.sigxcpu.org Received: from honk.sigxcpu.org ([127.0.0.1]) by localhost (honk.sigxcpu.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ZwHT3MJlLXlW; Fri, 26 Jul 2019 11:21:45 +0200 (CEST) Received: by bogon.sigxcpu.org (Postfix, from userid 1000) id 47E3346AA1; Fri, 26 Jul 2019 11:21:43 +0200 (CEST) From: =?utf-8?q?Guido_G=C3=BCnther?= To: =?utf-8?q?Guido_G=C3=BCnther?= , Purism Kernel Team , Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/3] drm/panel: jh057n00900: Print error code on all DRM_DEV_ERROR()s Date: Fri, 26 Jul 2019 11:21:43 +0200 Message-Id: <85e8899f8091c7466283d42a510042ef55882c97.1564132646.git.agx@sigxcpu.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: References: MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 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-Virus-Scanned: ClamAV using ClamSMTP Most of them had these already but two mere missing. This eases debugging. Signed-off-by: Guido Günther --- drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c b/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c index cc89831e30a6..a182ca7de701 100644 --- a/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c +++ b/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c @@ -127,7 +127,7 @@ static int jh057n_init_sequence(struct jh057n *ctx) ret = mipi_dsi_dcs_exit_sleep_mode(dsi); if (ret < 0) { - DRM_DEV_ERROR(dev, "Failed to exit sleep mode\n"); + DRM_DEV_ERROR(dev, "Failed to exit sleep mode: %d\n", ret); return ret; } /* Panel is operational 120 msec after reset */ @@ -355,7 +355,9 @@ static int jh057n_probe(struct mipi_dsi_device *dsi) ret = mipi_dsi_attach(dsi); if (ret < 0) { - DRM_DEV_ERROR(dev, "mipi_dsi_attach failed. Is host ready?\n"); + DRM_DEV_ERROR(dev, + "mipi_dsi_attach failed (%d). Is host ready?\n", + ret); drm_panel_remove(&ctx->panel); return ret; }