From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E60B330E0E7 for ; Mon, 10 Nov 2025 11:59:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762775943; cv=none; b=O3yknWg/C2nA1PtyhIG6F5UPCPmrxBCroDS+JbP2+IfoTTG3HfhJzbgiC2NRp7c24wxiqX3YNAL1isUeZwUiPAg8VhP6QQ+G8gkjdWT4NK2s+8Oov54k6oDLOFhgVOUj8UEuXN1Pw+oRjgyp5fASVNPBeHbMBMzcCm9UYJHO6W4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762775943; c=relaxed/simple; bh=H7rzwoVh0mlLcBhf/S12UYz9OSCGFGxMu3NA20s1pas=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=T8QowkhdoGpOBykB6tcjqfUSp6/zOA6kw5sWOu5gZ+MmEQFvpAPcl4Ca2O+vQ6Z/ccHxoseDk4a3tDBV3D763WO5HDVxJXc2G2Pcq0liF9H2z6FXE2AGrdQufzjauFu2MYQ4tNJUqHIbln1AhZVL179heBtxzhJJsFbAM1rZH+g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Fm0CFppa; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Fm0CFppa" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CD905C19421; Mon, 10 Nov 2025 11:59:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1762775942; bh=H7rzwoVh0mlLcBhf/S12UYz9OSCGFGxMu3NA20s1pas=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Fm0CFppa39Fkr7/WQov18Sux7SUGmGTWDyaafOD6qFGez+ojAHk/LP8gM8DcG+Wcd J9E+Qgn64vU/9Fz7JFa7i4fwVYr8FZoa0oXAE2k6xvQXvCSnbk2XMdJugp71QBs8bs qXDP/bCMuDp8FwOEUteVHI5BfcoAy5GJgEqoeGQU6wNc4g4G5aC1qM8cxmEwwJ+79Q XGXBLVIHCI/dQ6w81MLcOUSZsdGAVmeoygOp57Dh3kBS8tEWzTPrt0tzUIYyJl6u7n gFH8sgvokUQuOnpHHWsVxozAP7yxvml+kHrSrKbg71S+I8DVpkA9J7zxxBoOKmUsjk M7HP55iAe2cpA== From: Sasha Levin To: stable@vger.kernel.org Cc: Adrian Hunter , Bart Van Assche , "Martin K. Petersen" , Sasha Levin Subject: [PATCH 6.1.y 2/3] scsi: ufs: ufs-pci: Set UFSHCD_QUIRK_PERFORM_LINK_STARTUP_ONCE for Intel ADL Date: Mon, 10 Nov 2025 06:58:58 -0500 Message-ID: <20251110115859.651217-2-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251110115859.651217-1-sashal@kernel.org> References: <2025110916-yummy-cane-0741@gregkh> <20251110115859.651217-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Adrian Hunter [ Upstream commit d968e99488c4b08259a324a89e4ed17bf36561a4 ] Link startup becomes unreliable for Intel Alder Lake based host controllers when a 2nd DME_LINKSTARTUP is issued unnecessarily. Employ UFSHCD_QUIRK_PERFORM_LINK_STARTUP_ONCE to suppress that from happening. Fixes: 7dc9fb47bc9a ("scsi: ufs: ufs-pci: Add support for Intel ADL") Cc: stable@vger.kernel.org Signed-off-by: Adrian Hunter Reviewed-by: Bart Van Assche Link: https://patch.msgid.link/20251024085918.31825-4-adrian.hunter@intel.com Signed-off-by: Martin K. Petersen [ adjusted patch context line numbers from 428 to 460 due to prerequisite backport ] Signed-off-by: Sasha Levin --- drivers/ufs/host/ufshcd-pci.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/ufs/host/ufshcd-pci.c b/drivers/ufs/host/ufshcd-pci.c index c548c726e7f63..4efac5d6796e5 100644 --- a/drivers/ufs/host/ufshcd-pci.c +++ b/drivers/ufs/host/ufshcd-pci.c @@ -460,7 +460,8 @@ static int ufs_intel_lkf_init(struct ufs_hba *hba) static int ufs_intel_adl_init(struct ufs_hba *hba) { hba->nop_out_timeout = 200; - hba->quirks |= UFSHCD_QUIRK_BROKEN_AUTO_HIBERN8; + hba->quirks |= UFSHCD_QUIRK_BROKEN_AUTO_HIBERN8 | + UFSHCD_QUIRK_PERFORM_LINK_STARTUP_ONCE; hba->caps |= UFSHCD_CAP_WB_EN; return ufs_intel_common_init(hba); } -- 2.51.0