From patchwork Fri Dec 8 06:58:52 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 752341 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="wmE7sC40" Received: from mail-pl1-x635.google.com (mail-pl1-x635.google.com [IPv6:2607:f8b0:4864:20::635]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1B0F91981 for ; Thu, 7 Dec 2023 22:59:52 -0800 (PST) Received: by mail-pl1-x635.google.com with SMTP id d9443c01a7336-1d0538d9bbcso16074955ad.3 for ; Thu, 07 Dec 2023 22:59:52 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1702018791; x=1702623591; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=RkWOwl1gLnVxHW9Sk9i4VGOJ3Gf+zYB/UjGbRoXR81c=; b=wmE7sC409h0Z1AqzsfGRreFRBGN9XqN7GgJKdxVly1q2zyWBByCUtVJEoGQcYc5TFN OqXM+odAuee2nH+pe2dqXLKwx9fFUKHsjWOCAMRO6wg/3NtKKfak2UmfpFqK5CLAj65Y n+M0cBeSYXis8tiN4jPERzm0tXbkVMMCH1RgDrh715roDpTeRJcI3QlDH4dkVGk3PiiS LVZz17f5Jvxt642jhNrRyRcxm+rYDGUFNNXtboBflfvxsFtq3gr6X7LrbbdtoCnCsPsH m3ul8303tWm6G6+7MgCWfXuKkK/faqrrVS6j4XPNvj6b3552RUlb50Ej8AGG3D3fMq5I Eq2A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702018791; x=1702623591; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=RkWOwl1gLnVxHW9Sk9i4VGOJ3Gf+zYB/UjGbRoXR81c=; b=rxm3WNv76uUigS+VqLbp4zk6eiV818bSk3LFXTZZPXrQmWdUWItq4Z7QDFkViNU4hC MEyx0c/cVe7EqkWQbPQjuberFaW8Q0N/K0yhLyENGDKNZS6NioEIS7X800XO4uRCXD0i tiMmYK3pc1T12JWGpNkEMk/BJybR5raizJSDZUsG5s4V+vQJBeoEQH+HllVD+0Cc3pYW W/hICWohOayRK7JqN1fse8DtkdliljiIhDANYBcpOn+AyZt0jmCqx/Z/TR8+ArJGcNRS iNTF6nh5I4KpAMTytUi/lyyn/37LEgorY8ISB62y+dx9XvWfrnn/zYPFPONQWz6JtWfx bhjA== X-Gm-Message-State: AOJu0Yxjl6H+MD5zSCjW7pWwy2Cf2CPGaTNbkQtxpTmbT5jG7F/KUTIF aUOwskbiRU1ecVfqlOSkQfeq X-Google-Smtp-Source: AGHT+IHLDjHVaFMfxqHVlQylAA59l3ygh31Wv41zWg5H31h364vHz17oNOarusJYQLvTDusipO2sYA== X-Received: by 2002:a17:902:8d85:b0:1d0:6ffd:e2d8 with SMTP id v5-20020a1709028d8500b001d06ffde2d8mr3844469plo.114.1702018791539; Thu, 07 Dec 2023 22:59:51 -0800 (PST) Received: from localhost.localdomain ([117.216.123.142]) by smtp.gmail.com with ESMTPSA id n8-20020a170902e54800b001b03f208323sm934263plf.64.2023.12.07.22.59.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Dec 2023 22:59:51 -0800 (PST) From: Manivannan Sadhasivam To: martin.petersen@oracle.com, jejb@linux.ibm.com Cc: andersson@kernel.org, konrad.dybcio@linaro.org, linux-arm-msm@vger.kernel.org, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, quic_cang@quicinc.com, ahalaney@redhat.com, quic_nitirawa@quicinc.com, Manivannan Sadhasivam Subject: [PATCH v2 07/17] scsi: ufs: qcom: Fail ufs_qcom_power_up_sequence() when core_reset fails Date: Fri, 8 Dec 2023 12:28:52 +0530 Message-Id: <20231208065902.11006-8-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231208065902.11006-1-manivannan.sadhasivam@linaro.org> References: <20231208065902.11006-1-manivannan.sadhasivam@linaro.org> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Even though core_reset is optional, a failure during assert/deassert should be considered fatal, if core_reset is available. So fail ufs_qcom_power_up_sequence() if an error happens during reset and also get rid of the redundant warning as the ufs_qcom_host_reset() function itself prints error messages. Reviewed-by: Andrew Halaney Signed-off-by: Manivannan Sadhasivam --- drivers/ufs/host/ufs-qcom.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c index 604273a22afd..365a61dbf7ea 100644 --- a/drivers/ufs/host/ufs-qcom.c +++ b/drivers/ufs/host/ufs-qcom.c @@ -317,9 +317,11 @@ static int ufs_qcom_host_reset(struct ufs_hba *hba) usleep_range(200, 210); ret = reset_control_deassert(host->core_reset); - if (ret) + if (ret) { dev_err(hba->dev, "%s: core_reset deassert failed, err = %d\n", __func__, ret); + return ret; + } usleep_range(1000, 1100); @@ -359,8 +361,7 @@ static int ufs_qcom_power_up_sequence(struct ufs_hba *hba) /* Reset UFS Host Controller and PHY */ ret = ufs_qcom_host_reset(hba); if (ret) - dev_warn(hba->dev, "%s: host reset returned %d\n", - __func__, ret); + return ret; /* phy initialization - calibrate the phy */ ret = phy_init(phy);