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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A0B56C25B0F for ; Sun, 14 Aug 2022 15:36:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240834AbiHNPgs (ORCPT ); Sun, 14 Aug 2022 11:36:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52302 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240808AbiHNPfj (ORCPT ); Sun, 14 Aug 2022 11:35:39 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DCD401CFE8; Sun, 14 Aug 2022 08:30:59 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 2CB0660B90; Sun, 14 Aug 2022 15:30:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3D272C433D6; Sun, 14 Aug 2022 15:30:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1660491053; bh=GUcB9eD+iEOCbxU+UeqApPApFnGb+Rc+D67AbgcVBCw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=c5D7+MeVhbc7r0SHjDXpq0utDRIKmYYf3zhbTfJGLxhiy9XcSrynPlN/TYlcdv6me 28R7r+Hg7CR8qR2vmDQh0mvup7V9tWFlVj/et0HS42Qs3HIlmgwT0AqLqGIKBJ7AVW 9Wh/oVlEfv/Fm+P+EgQV+9d7yN5FAyz5JgC+BNqcUpyfkv3optUghbibjB1oMFW4z3 KvULYg3tHmKnGAdSYYxCnBBm8xVlODnHEVcwyOwPSqfIVD9gq/V6sLd/+/S90FY7RG WTteFwKLrd575pu8lS/QKfohehxyRicUayynEteHhSdgU6jtNIcl4xVLbZn/BTcKaC n2+6QPEX7VZOw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Yoshihiro Shimoda , "Martin K . Petersen" , Sasha Levin , jejb@linux.ibm.com, bvanassche@acm.org, beanhuo@micron.com, avri.altman@wdc.com, adrian.hunter@intel.com, j-young.choi@samsung.com, ebiggers@google.com, jjmin.jeong@samsung.com, linux-scsi@vger.kernel.org Subject: [PATCH AUTOSEL 5.18 11/56] scsi: ufs: core: Add UFSHCD_QUIRK_HIBERN_FASTAUTO Date: Sun, 14 Aug 2022 11:29:41 -0400 Message-Id: <20220814153026.2377377-11-sashal@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220814153026.2377377-1-sashal@kernel.org> References: <20220814153026.2377377-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org From: Yoshihiro Shimoda [ Upstream commit 2f11bbc2c7f37e3a6151ac548b1c0679cc90ea83 ] Add UFSHCD_QUIRK_HIBERN_FASTAUTO quirk for host controllers which supports auto-hibernate the capability but only FASTAUTO mode. Link: https://lore.kernel.org/r/20220603110524.1997825-4-yoshihiro.shimoda.uh@renesas.com Signed-off-by: Yoshihiro Shimoda Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/scsi/ufs/ufshcd.c | 9 +++++++-- drivers/scsi/ufs/ufshcd.h | 6 ++++++ 2 files changed, 13 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 95be78549ed2..92de5b8d187c 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -4290,8 +4290,13 @@ static int ufshcd_get_max_pwr_mode(struct ufs_hba *hba) if (hba->max_pwr_info.is_valid) return 0; - pwr_info->pwr_tx = FAST_MODE; - pwr_info->pwr_rx = FAST_MODE; + if (hba->quirks & UFSHCD_QUIRK_HIBERN_FASTAUTO) { + pwr_info->pwr_tx = FASTAUTO_MODE; + pwr_info->pwr_rx = FASTAUTO_MODE; + } else { + pwr_info->pwr_tx = FAST_MODE; + pwr_info->pwr_rx = FAST_MODE; + } pwr_info->hs_rate = PA_HS_MODE_B; /* Get the connected lane count */ diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 1745144eb904..d14cc48226ce 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -608,6 +608,12 @@ enum ufshcd_quirks { * 64-bit addressing supported capability but it doesn't work. */ UFSHCD_QUIRK_BROKEN_64BIT_ADDRESS = 1 << 17, + + /* + * This quirk needs to be enabled if the host controller has + * auto-hibernate capability but it's FASTAUTO only. + */ + UFSHCD_QUIRK_HIBERN_FASTAUTO = 1 << 18, }; enum ufshcd_caps { -- 2.35.1