From patchwork Sat Apr 23 14:02:45 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 565576 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6006CC433FE for ; Sat, 23 Apr 2022 14:04:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236045AbiDWOHB (ORCPT ); Sat, 23 Apr 2022 10:07:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38694 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236030AbiDWOGX (ORCPT ); Sat, 23 Apr 2022 10:06:23 -0400 Received: from mail-pg1-x533.google.com (mail-pg1-x533.google.com [IPv6:2607:f8b0:4864:20::533]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A770566AF4 for ; Sat, 23 Apr 2022 07:03:26 -0700 (PDT) Received: by mail-pg1-x533.google.com with SMTP id k29so9606941pgm.12 for ; Sat, 23 Apr 2022 07:03:26 -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:in-reply-to:references :mime-version:content-transfer-encoding; bh=TXe/ovrkI7fs6LC2tjCTZfX1Ul0aLn/Ph3vkYUG1yIE=; b=pBYpKeLNNz9UJKbPyLegaam6xQE0qXPpLHBre8/awiGathRi0z7faz4NVjoDa88GX+ o02St+7prs+AP7oohfNK0PWdwti16F+iyMiZqUg6LShe2EcXT+ss0YZK55HR7V/or8CV aLP4EfeztGm6iejKsAXpI5tNxSHTcrwcUX1Rk76FxvWGfZOAl3MNOwnJyLOt9vN8zhdx FDLsIxu7PuMfP1oOTSbZpqfwmdIS890IIVbidxv534hHZ38pHDwaEzEHZbwa2otdqsqu +3LlU9w9A22X1tP4wfGxZ3JqWeDF1neAJMwk381UniffqcRH1XVp9jp45g/byTmdOzHI j4hA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=TXe/ovrkI7fs6LC2tjCTZfX1Ul0aLn/Ph3vkYUG1yIE=; b=7Ox7WeGTayeFeHCR1MOmBvuXzjFU8w6pcZSdwsGpaVDmhUVxFW0ZxbNTk8NmAzhgS5 Mm2LLeZq79cWyE3x2gWG3CYWZl+MX+YZ/aRy7QTjNaCvFOvIt5Y/fhlfKLY3aSN5tDI+ pRP50t6bgh5aciR5b3/Fg6HHg56qhFk+mPVTtc22j0BLbv57l2b5wbYJgSc5C4n5DDjv MVHnwzYt50sbu3m25/Xif/406PqIF0UOk8JFMcs1rLI4aPiqgjZC9fT8zPtny6P/RCXS rZtkSooToIbjj7ET1+sK+4aa0Tgx46xAGhiyOW5VAVb0ZhlJrllcwYbSr22PEn5Ea8CZ EwDA== X-Gm-Message-State: AOAM531NajmDAnC8JgIWiREz77yPiQbdLqUZOjahO1ABsEa4HwAoTF+H vBETINhuQQZhc9tv2j1IIsHf X-Google-Smtp-Source: ABdhPJxJAOAG8NmzNVkTpYxQYuZXHx7JPnHKupSJCc/0tGqV0o7D496eAD72QeyTJ91weR0/vtnBJQ== X-Received: by 2002:a05:6a00:8c8:b0:4fe:ecb:9b8f with SMTP id s8-20020a056a0008c800b004fe0ecb9b8fmr10157304pfu.55.1650722606131; Sat, 23 Apr 2022 07:03:26 -0700 (PDT) Received: from localhost.localdomain ([117.207.28.196]) by smtp.gmail.com with ESMTPSA id y5-20020a17090a390500b001cd4989ff50sm9452728pjb.23.2022.04.23.07.03.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 23 Apr 2022 07:03:25 -0700 (PDT) From: Manivannan Sadhasivam To: martin.petersen@oracle.com, jejb@linux.ibm.com Cc: avri.altman@wdc.com, alim.akhtar@samsung.com, bjorn.andersson@linaro.org, linux-arm-msm@vger.kernel.org, quic_asutoshd@quicinc.com, quic_cang@quicinc.com, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, bvanassche@acm.org, ahalaney@redhat.com, Manivannan Sadhasivam Subject: [PATCH v2 5/5] scsi: ufs: qcom: Enable RPM_AUTOSUSPEND for runtime PM Date: Sat, 23 Apr 2022 19:32:45 +0530 Message-Id: <20220423140245.394092-6-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220423140245.394092-1-manivannan.sadhasivam@linaro.org> References: <20220423140245.394092-1-manivannan.sadhasivam@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org In order to allow the block devices to enter autosuspend mode during runtime, thereby allowing the ufshcd host driver to also runtime suspend, let's make use of the RPM_AUTOSUSPEND flag. Without this flag, userspace needs to enable the autosuspend feature of the block devices through sysfs. Signed-off-by: Manivannan Sadhasivam --- drivers/scsi/ufs/ufs-qcom.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/scsi/ufs/ufs-qcom.c b/drivers/scsi/ufs/ufs-qcom.c index f47a16b7cff5..34c5970db445 100644 --- a/drivers/scsi/ufs/ufs-qcom.c +++ b/drivers/scsi/ufs/ufs-qcom.c @@ -876,6 +876,7 @@ static void ufs_qcom_set_caps(struct ufs_hba *hba) hba->caps |= UFSHCD_CAP_WB_EN; hba->caps |= UFSHCD_CAP_CRYPTO; hba->caps |= UFSHCD_CAP_AGGR_POWER_COLLAPSE; + hba->caps |= UFSHCD_CAP_RPM_AUTOSUSPEND; if (host->hw_ver.major >= 0x2) { host->caps = UFS_QCOM_CAP_QUNIPRO |