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[2620:137:e000::1:20]) by mx.google.com with ESMTP id le15-20020a170902fb0f00b001b049aae135si333681plb.246.2023.06.10.07.02.11; Sat, 10 Jun 2023 07:02:24 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=ECk9vk96; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235107AbjFJOAn (ORCPT + 99 others); Sat, 10 Jun 2023 10:00:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57724 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235011AbjFJOAe (ORCPT ); Sat, 10 Jun 2023 10:00:34 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D5C6B3AA3 for ; Sat, 10 Jun 2023 07:00:05 -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 CDD32617AA for ; Sat, 10 Jun 2023 14:00:03 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8B63EC4339B; Sat, 10 Jun 2023 14:00:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1686405603; bh=tqfDet0oyCIS8KVG5eALLTQbNkqBuqxcXgXUiMoKUs4=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=ECk9vk96n5XRT5GAw2CXS16Nh07lMfk/pZ0smHV41X+x+KcHE/q2eLq0eTksK1xXO JPajewjJK4Q8/+Q0YpwiAsMzwiZmQZM8jfAhNv0PW0T3iH1kMKih+tOFuMLois+vne fmsseia7aIxlPpgRntdpvrPY38XaSxqTtthICCgS6zj9a6VWSUBTNwXFFptBbkJFiz hjvJlZJilSer4F0llH09WtCXWN8qOm4K6+CQN8FfOk8bujZ7feddIQN2zUvO8bFFY1 2HBAPVaYGhNRt1MEFnEjCbBoD3NQognRa2VEGqFTSANz6yb5L2b7wbhHJC/4AH2Z0t 7gYYsNiPOCF7Q== From: Mark Brown Date: Sat, 10 Jun 2023 14:59:53 +0100 Subject: [PATCH 1/2] regulator: ltc3589: Use maple tree register cache MIME-Version: 1.0 Message-Id: <20230609-regulator-ltc-maple-v1-1-08c15181f8b2@kernel.org> References: <20230609-regulator-ltc-maple-v1-0-08c15181f8b2@kernel.org> In-Reply-To: <20230609-regulator-ltc-maple-v1-0-08c15181f8b2@kernel.org> To: Liam Girdwood Cc: linux-kernel@vger.kernel.org, Mark Brown X-Mailer: b4 0.13-dev-bfdf5 X-Developer-Signature: v=1; a=openpgp-sha256; l=943; i=broonie@kernel.org; h=from:subject:message-id; bh=tqfDet0oyCIS8KVG5eALLTQbNkqBuqxcXgXUiMoKUs4=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBkhIHf6ALjrfw2NggwKpVQ5MPpRZOS9fZ3uDmwx4b3 3Ivh8q2JATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCZISB3wAKCRAk1otyXVSH0NPeB/ 9IheVHPcl1/YQhPvDv1f5hKDnwr6v3EDhSCTIoaWNO+fDDv9tRo9yaVRMKRfplWpImf5Y8Acr0m2YC pNxmMami5hkNWEVGq/G9YBa2/xom7Q+IVmRVTBrPO92H6W5rDXUFwYAmm9eKAUiuzHZntuzOj4N66E nKHdLqNZg8kKfCGFDt8xGIL0nPhE4GPIBeGiQrgBrAW/TDQVmKjN5tjNPRACMvuMRdGw0BwgEf/zlk wKVccykyZmHVnxMPemkJOdvs/H+5cF7sqP0zhRSXafgo5xonVSVrJC9H8xh3TeS/fcbuWuaapsWMur uBQQR6ZPwiV1wirDtLrY4fJNq/Pdyf X-Developer-Key: i=broonie@kernel.org; a=openpgp; fpr=3F2568AAC26998F9E813A1C5C3F436CA30F5D8EB X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1768324589657831527?= X-GMAIL-MSGID: =?utf-8?q?1768324589657831527?= The ltc3589 can only support single register read and write operations so does not benefit from block writes. This means it gets no benefit from using the rbtree register cache over the maple tree register cache so convert it to use maple trees instead, it is more modern. Signed-off-by: Mark Brown --- drivers/regulator/ltc3589.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/regulator/ltc3589.c b/drivers/regulator/ltc3589.c index 359b534d8c70..06cfc165ab5f 100644 --- a/drivers/regulator/ltc3589.c +++ b/drivers/regulator/ltc3589.c @@ -348,7 +348,7 @@ static const struct regmap_config ltc3589_regmap_config = { .num_reg_defaults = ARRAY_SIZE(ltc3589_reg_defaults), .use_single_read = true, .use_single_write = true, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, }; static irqreturn_t ltc3589_isr(int irq, void *dev_id)