From patchwork Tue Feb 6 07:13:05 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bo Liu X-Patchwork-Id: 13546775 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 28DE1C4829D for ; Tue, 6 Feb 2024 07:15:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: 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: List-Owner; bh=9rpqejIUCXqmPnubwtAqXFk9aqNoDZi7kFTLjhFAYqY=; b=gN3Jfw5+2pgHuM lbhPaV40T+BWj2JDGSlnNzz4zPRtd8UFWyNqCypqWtL5im/3JRtnOC1N2pYXDjbtYxppnMWq30Nn7 FBr1HGtFE2Zbiyt1n1TDx5gzeLjTsK6qztjNNHR6SVGbunXlbqeexSMU7aLX2DWwWOobQYDtzvWCN wSyKdjXupqOpag/9RNssTQrCs2mIZ6XjAkjT4tKM3gVLiJ3xsu44DwasG2kx01DKxgveyjyYhctdq 8h5kcbh6631BOaz2rvBZ0R/MieUfnlIyPFqrGqUF1ww+/+5HoiVQVdCyAEfRSpprA2638zZD6cFrp xy44ULoDzHIngTZUokmA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rXFfU-00000006GNP-10st; Tue, 06 Feb 2024 07:14:56 +0000 Received: from ssh248.corpemail.net ([210.51.61.248]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rXFeY-00000006FNl-0TgB; Tue, 06 Feb 2024 07:13:59 +0000 Received: from ssh248.corpemail.net by ssh248.corpemail.net ((D)) with ASMTP (SSL) id CZT00040; Tue, 06 Feb 2024 15:13:40 +0800 Received: from localhost.localdomain.com (10.73.45.222) by jtjnmail201602.home.langchao.com (10.100.2.2) with Microsoft SMTP Server id 15.1.2507.34; Tue, 6 Feb 2024 15:13:40 +0800 From: Bo Liu To: , , , , , , , , , CC: , , , , , , Bo Liu Subject: [PATCH 09/18] mfd: lochnagar-i2c: convert to use maple tree register cache Date: Tue, 6 Feb 2024 02:13:05 -0500 Message-ID: <20240206071314.8721-10-liubo03@inspur.com> X-Mailer: git-send-email 2.18.2 In-Reply-To: <20240206071314.8721-1-liubo03@inspur.com> References: <20240206071314.8721-1-liubo03@inspur.com> MIME-Version: 1.0 X-Originating-IP: [10.73.45.222] tUid: 2024206151340dc7b47325e1d94996cd6585e6dd71cab X-Abuse-Reports-To: service@corp-email.com Abuse-Reports-To: service@corp-email.com X-Complaints-To: service@corp-email.com X-Report-Abuse-To: service@corp-email.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240205_231358_606368_3755EEF2 X-CRM114-Status: GOOD ( 10.01 ) X-BeenThere: linux-amlogic@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-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org The maple tree register cache is based on a much more modern data structure than the rbtree cache and makes optimisation choices which are probably more appropriate for modern systems than those made by the rbtree cache. Signed-off-by: Bo Liu Tested-by: Charles Keepax Reviewed-by: Charles Keepax --- drivers/mfd/lochnagar-i2c.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/mfd/lochnagar-i2c.c b/drivers/mfd/lochnagar-i2c.c index 0b76fcccd0bd..6c930c57f2e2 100644 --- a/drivers/mfd/lochnagar-i2c.c +++ b/drivers/mfd/lochnagar-i2c.c @@ -70,7 +70,7 @@ static const struct regmap_config lochnagar1_i2c_regmap = { .use_single_read = true, .use_single_write = true, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, }; static const struct reg_sequence lochnagar1_patch[] = { @@ -163,7 +163,7 @@ static const struct regmap_config lochnagar2_i2c_regmap = { .readable_reg = lochnagar2_readable_register, .volatile_reg = lochnagar2_volatile_register, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, }; static const struct reg_sequence lochnagar2_patch[] = {