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[2610:10:20:722:a800:ff:fe36:1795]) by mx.google.com with ESMTPS id a21si1965027pfv.168.2021.06.04.03.44.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 04 Jun 2021 03:44:41 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of dri-devel-bounces@lists.freedesktop.org designates 2610:10:20:722:a800:ff:fe36:1795 as permitted sender) client-ip=2610:10:20:722:a800:ff:fe36:1795; Authentication-Results: mx.google.com; dkim=fail header.i=@linaro.org header.s=google header.b=esj90VqN; spf=pass (google.com: best guess record for domain of dri-devel-bounces@lists.freedesktop.org designates 2610:10:20:722:a800:ff:fe36:1795 as permitted sender) smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0499E6E4A6; Fri, 4 Jun 2021 10:44:38 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-lj1-x232.google.com (mail-lj1-x232.google.com [IPv6:2a00:1450:4864:20::232]) by gabe.freedesktop.org (Postfix) with ESMTPS id D35DD6E4A6 for ; Fri, 4 Jun 2021 10:44:36 +0000 (UTC) Received: by mail-lj1-x232.google.com with SMTP id w15so10917604ljo.10 for ; Fri, 04 Jun 2021 03:44:36 -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=YbuNuZpwN0i1aNOifUbjcis3nxC4YbkDv6pGUPCx786HddW52+9c4TBRL1sbYOqcJ2 N5lgrpKoNbg+y/ZTkLWVbjph1szWzQhAucSOpC2XKSC9QTpCiks1x0hcTIlcQqShTpSq gW3MPoElfJUOUTO7uLxxxZzQh2jWyrKi0IQXD4ziUnoiZIiwQJXWnqA7ZpzFxSFpPf0g ZNlIfpotr/52sLYSoM6eCsTmCXFN8C8VkaucfYu2xgF3iuA2Ka8bXkhCahPHc3JjUKtc w6Meve4rdmRMHvM99UnAR9t+Uo7YiT9hS7UQ9GXsSVVTA0T18uo/a7N8itc3OtEuGDfZ /baA== X-Gm-Message-State: AOAM530aSEzGEP89vP32dhuPHxVKbHPd2P4jYnQVNcP03HX58jfD2QyW AMaiP2ypoJmoF3FV5gH+l/exmQ== 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 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 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jonathan Marek , Stephen Boyd , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, David Airlie , freedreno@lists.freedesktop.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" 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(-) -- 2.30.2 Reviewed-by: Abhinav Kumar 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; }