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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E7C37CD8CBD for ; Tue, 9 Jun 2026 10:39:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject:CC:To:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=OxZg1HbkTQJaG3rBGBiIsByihp2SXJ3mxZea50kB+9Q=; b=S9sE6FtE1pv9HX5Nme3j8hfguy +heRpGxsFQiaCQIwQZsjfmCZOh4SMfBWJMJwu5LpYmUXoZniJRtp5O5PN2mXhwMXY3EXlqdVUBTpz cMVXh53S9bohEDykHW7daX9QEw4JRf2x5CNV+pzRqHzP28j8ciNWMCnU7TmuTDeT74KXH1bs05bji XSxa8SITvkQAPno9hFlKwpvh7aLa4vdtRGEfX2xSmYvoMYyR1dMsfXjl7TAYR5RrNWDOd/p/9/3FM 5HY/LRCgHijb5L7KZ+fxbZvKPoN2XR+9Aza19HPb0jMCRXPHYMKyq44NRUYd4bniCY+pWJ+fjExVp egJl2boQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wWtrX-00000005N7X-0mY2; Tue, 09 Jun 2026 10:39:15 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wWtrS-00000005N46-2jDI; Tue, 09 Jun 2026 10:39:11 +0000 X-UUID: 6dea0d5e63ef11f1afed4741b24580c9-20260609 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=OxZg1HbkTQJaG3rBGBiIsByihp2SXJ3mxZea50kB+9Q=; b=qvcKeHdqX271kaSyJCj65IKVqkbEq/5wQQh2AMnAp3yxGmmGOYOWpVRK/T15w3Kc9v8+ULOLkm3anifefZ/KqGnQGXQ7vT4bmt/5MDmw130p2SDHsW6rpazFeTWZa9bwMM//OVAQdmKM9LJaUl7XfrFgdKTCp83uUl3P8vCSQyY=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.15,REQID:a005354c-c52d-43a7-b578-694c56c515cd,IP:0,U RL:0,TC:0,Content:0,EDM:-25,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:-25 X-CID-META: VersionHash:e276073,CLOUDID:c3947c2a-13d2-4d29-83ea-b8014339a000,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102|123|836|865|888|898,TC:-5,Conten t:0|15|50,EDM:2,IP:nil,URL:0,File:130,RT:0,Bulk:nil,QS:nil,BEC:-1,COL:0,OS I:0,OSA:0,AV:0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 2,SSN|SDN X-CID-BAS: 2,SSN|SDN,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-CID-RHF: D41D8CD98F00B204E9800998ECF8427E X-UUID: 6dea0d5e63ef11f1afed4741b24580c9-20260609 Received: from mtkmbs10n2.mediatek.inc [(172.21.101.183)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 697795049; Tue, 09 Jun 2026 03:39:01 -0700 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by MTKMBS09N2.mediatek.inc (172.21.101.94) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.29; Tue, 9 Jun 2026 18:38:59 +0800 Received: from mtksitap99.mediatek.inc (10.233.130.16) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.2562.29 via Frontend Transport; Tue, 9 Jun 2026 18:38:59 +0800 From: To: , , , , , CC: , , , , , , , , Ed Tsai Subject: [PATCH 0/2] ufs: Add callback for vendor-specific RTT capability Date: Tue, 9 Jun 2026 18:38:54 +0800 Message-ID: <20260609103856.676222-1-ed.tsai@mediatek.com> X-Mailer: git-send-email 2.45.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260609_033910_692393_F5FB83FE X-CRM114-Status: UNSURE ( 8.17 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Ed Tsai The first patch adds the get_hba_nortt() callback to the UFS core layer and removes the static max_num_rtt field from ufs_hba_variant_ops. This allows platform vendors to provide dynamic, platform-specific RTT capability handling. The second patch implements this callback in the MediaTek UFS driver, distinguishing between legacy and newer platforms. Ed Tsai (2): ufs: core: Add get_hba_nortt callback for vendor-specific RTT capability ufs: mediatek: Implement get_hba_nortt callback for RTT capability drivers/ufs/core/ufshcd.c | 9 +++++---- drivers/ufs/host/ufs-mediatek.c | 12 +++++++++++- drivers/ufs/host/ufs-mediatek.h | 4 ++-- include/ufs/ufshcd.h | 5 +++-- 4 files changed, 21 insertions(+), 9 deletions(-) -- 2.45.2