From patchwork Tue Feb 6 07:13:08 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bo Liu X-Patchwork-Id: 13546780 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 50D62C48286 for ; Tue, 6 Feb 2024 07:14:06 +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=1Ds/mfr1XgUZ7K0/k7NPl2qviLyn2zD3dL3FgAyYBnY=; b=GUdkgLEcv8NGcj +AChLU7cH2pxSIBkIbrVzybQtCkNY51n/uKvVNsWdv4nKAS66t9oplJuRUNdzj+4SllC1GZrycIot 4Wb5p2OPLWck+StdDnEmMa8oURIixmwgU5f5AhIpSKnRzFayLWErCY3kE7MG2Y2xKy7UZVhor3H+i VY1tmccOg79EhjaU6ehT+mqPLSSNP5dCPIMkjXSUOrotLS/0WxYMun/aDnuCBxExbZIxYJRXoXtwM E0Pbsn8l4tAC6V1jaaPwD41+6EMPPciyMOus4K+Yi/Zwgql/jWuq273jCRjyOfp54PTEGX/uRqYta usDhTnr26aVIkUcFo2Vg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rXFeU-00000006FR1-1JIM; Tue, 06 Feb 2024 07:13:54 +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 1rXFeP-00000006FNy-1z85; Tue, 06 Feb 2024 07:13:50 +0000 Received: from ssh248.corpemail.net by ssh248.corpemail.net ((D)) with ASMTP (SSL) id CZT00144; Tue, 06 Feb 2024 15:13:44 +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 15:13:44 +0800 From: Bo Liu To: , , , , , , , , , CC: , , , , , , Bo Liu Subject: [PATCH 12/18] mfd: rk8xx: convert to use maple tree register cache Date: Tue, 6 Feb 2024 02:13:08 -0500 Message-ID: <20240206071314.8721-13-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: 20242061513443b160295ca69a3eff9f6a52a5f15a112 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_231349_851005_4ABC6670 X-CRM114-Status: UNSURE ( 9.59 ) 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 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 --- drivers/mfd/rk8xx-spi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mfd/rk8xx-spi.c b/drivers/mfd/rk8xx-spi.c index fd137f38c2c4..3405fb82ff9f 100644 --- a/drivers/mfd/rk8xx-spi.c +++ b/drivers/mfd/rk8xx-spi.c @@ -34,7 +34,7 @@ static const struct regmap_config rk806_regmap_config_spi = { .reg_bits = 16, .val_bits = 8, .max_register = RK806_BUCK_RSERVE_REG5, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .volatile_table = &rk806_volatile_table, };