From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D3BB8C47083 for ; Fri, 4 Jun 2021 10:45:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B5DA46142A for ; Fri, 4 Jun 2021 10:45:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229690AbhFDKrW (ORCPT ); Fri, 4 Jun 2021 06:47:22 -0400 Received: from mail-lj1-f173.google.com ([209.85.208.173]:45965 "EHLO mail-lj1-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230116AbhFDKrW (ORCPT ); Fri, 4 Jun 2021 06:47:22 -0400 Received: by mail-lj1-f173.google.com with SMTP id m3so10923694lji.12 for ; Fri, 04 Jun 2021 03:45:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=9h1yKD+LgXGUnoZj5bAFUkiqd1zySY4f07AJKJZ6sB8=; b=esj90VqN2pifcAXHyVCWCrqSCXOxARgl24V2l2stp5Kulet9jYYn/ArvQTTwu7I5xN M0WJI7CSHPeyb1jkxoc/XZArFAu5vNz84pbnSdalDr2EzcKBcrASJPU2LZHzHbpmwPuh vMjkuhL5+DC2eVZIopdrCd8WhQwcxUS4e3tEU1u3ueTvdBE//lcQJsGb9U40Le31pcMO PECaN2PP8aZQ1XLX3/ylgcNSHPDa6JFDdWQGU2F0ESLjGr0cGyfw4FR9ZwhA6CfJAu6K g9bQsFlm2mCfWZZVc40xVkGKiDDSQMOklWhkT8OL7L3584EyGptSBwN62HUeN925DIu/ NpYw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=9h1yKD+LgXGUnoZj5bAFUkiqd1zySY4f07AJKJZ6sB8=; b=ZYEcWzSJRW88vrtGpgqOqVlbeUsP+MVsfwZp+q0AE0Q59QBQQj2vpIvMs7rrINbTOS mMokRFww6twT555fPN5/S3RSemFHypFUNn9EoeY9j3dba6d9uGxpP6zEnBIhYVSWqr5K ZC4jYPlADWjpU1/vGJfevx2tKQWk4JRvIxg5WQngcNwTuPTyda9OVCX+5QVun+qCXdnA 9Z6JW6Cy+hIJinZ5kqZu1yunuNJ6wz28lecuwbi14yR6JmFMDOLO7Fut2jk5ui2Acskv BEi2jkMEruC6d7HXHKHsh/fs/wZRqR6TJRnlLLGId9uUeSgzfdDRTrBU/dTfnWg9bmNe 1qSg== X-Gm-Message-State: AOAM530XuSPz294erZQ8KeNxB9AeTBMYCUQh6lqNOZJqkxbIHBLThlcj bU7yKsYv//fjxVjjj2DZKuZxyw== X-Google-Smtp-Source: ABdhPJwdRAGWrohXulTTMqwK47ar+H8y5xiqlSo2SCohQGWRuR4wUm9D4HbCLMOYqQq/PCW9jf888A== X-Received: by 2002:a05:651c:104e:: with SMTP id x14mr2987179ljm.345.1622803475248; Fri, 04 Jun 2021 03:44:35 -0700 (PDT) Received: from eriador.lan ([37.153.55.125]) by smtp.gmail.com with ESMTPSA id q17sm671687ljp.3.2021.06.04.03.44.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 04 Jun 2021 03:44:34 -0700 (PDT) From: Dmitry Baryshkov To: Bjorn Andersson , Rob Clark , Sean Paul , Abhinav Kumar Cc: Jonathan Marek , Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org Subject: [PATCH] drm/msm/dsi: print error code when MIPI DSI host registration fails Date: Fri, 4 Jun 2021 13:44:33 +0300 Message-Id: <20210604104433.1442949-1-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org In order to ease debugging of DSI host registration issues, print return code of dsi_mgr_setup_components(). Signed-off-by: Dmitry Baryshkov --- drivers/gpu/drm/msm/dsi/dsi_manager.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/msm/dsi/dsi_manager.c b/drivers/gpu/drm/msm/dsi/dsi_manager.c index cd016576e8c5..4df5defdbf4c 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_manager.c +++ b/drivers/gpu/drm/msm/dsi/dsi_manager.c @@ -817,8 +817,8 @@ int msm_dsi_manager_register(struct msm_dsi *msm_dsi) ret = dsi_mgr_setup_components(id); if (ret) { - pr_err("%s: failed to register mipi dsi host for DSI %d\n", - __func__, id); + pr_err("%s: failed to register mipi dsi host for DSI %d: %d\n", + __func__, id, ret); goto fail; } -- 2.30.2