From nobody Sat Feb 7 13:45:26 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4E506C77B7A for ; Sat, 10 Jun 2023 13:59:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232114AbjFJN7c (ORCPT ); Sat, 10 Jun 2023 09:59:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56464 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234892AbjFJN7X (ORCPT ); Sat, 10 Jun 2023 09:59:23 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2A3003A94; Sat, 10 Jun 2023 06:59:23 -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 B86C4617AA; Sat, 10 Jun 2023 13:59:22 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1AA09C433D2; Sat, 10 Jun 2023 13:59:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1686405562; bh=CpgASGMcxOiXtSqIWIJ12fQxYBImkxzjEkeKHiVV3l0=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=pPitQzMhii2/jF2k/f2DQ7qFpVls7xe94YQ+dS6CrvxB6OtLhb99O5eevRZ1PDEMu Fq/nn16UU28U3jdJBzGsfyly1dj1CqlzHqvNE1CGRjYVpv7lRBGkqQsT4eF81ch7EJ 0GxFeOJgjr1YWdOYRYyHd25flQHr0/yUoOwLc0jWyKp5YfUZS8zxXc5jOyg/ZOimF3 CWII10bp3ouXwywZEL24G4+OD4tLmwlkuhlooT0WH8JrPswjnX//A6uj1GT+4ZTWyB a9yM0j75Pc4Sd/Za34vne5IceqRuF5buvLJnfHdz/dY+LHVLZLbQT12KRKE+PZD3jE KdUdx1EL63rFw== From: Mark Brown Date: Sat, 10 Jun 2023 14:59:10 +0100 Subject: [PATCH 4/5] hwmon: (tmp108) Use maple tree register cache MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20230609-hwmon-maple-v1-4-8edacce86b28@kernel.org> References: <20230609-hwmon-maple-v1-0-8edacce86b28@kernel.org> In-Reply-To: <20230609-hwmon-maple-v1-0-8edacce86b28@kernel.org> To: Jean Delvare , Guenter Roeck Cc: linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org, Mark Brown X-Mailer: b4 0.13-dev-bfdf5 X-Developer-Signature: v=1; a=openpgp-sha256; l=914; i=broonie@kernel.org; h=from:subject:message-id; bh=CpgASGMcxOiXtSqIWIJ12fQxYBImkxzjEkeKHiVV3l0=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBkhIGxv3mooAdtCHR/2+fVAi3jETBozXNiUKusU3UF 9sWvBI+JATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCZISBsQAKCRAk1otyXVSH0MgBB/ 4jRWTLGhbWRfPDMAFfRT5xo5kFIB07oByOlxQofYhkYOelOKgPWitmGOTyRw1aLbnycoGvEffWYHxj bJQPal1CJd3iP0V61D+8OT8fE1cWmAo1jK5WSJZm+fGozaRga736zD2HPMjcdKU8CMZlrEHLVDLjtX 1Uls0/lMktDPa8IsF4AHkMHg0q8Vn1sxXAQtX0dn3CjEMsmcyI8U+yWI93xsQ6eSEi7KN2s2S5uTmY 7cQOjwpKI/eLKOIfSAjVc1IUoRUrapO+BCKXL9PkfXHwsAuRA44PfQgkCE7EgFmLGAp/pjBlhDISV5 e6hd3TqQnHta/v3DMi5wS/3gPAXPbK X-Developer-Key: i=broonie@kernel.org; a=openpgp; fpr=3F2568AAC26998F9E813A1C5C3F436CA30F5D8EB Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The tmp108 is only capable of performing single register read and write operations which means it gains no advantage from using a rbtree register cache, convert it to using the more modern maple tree register cache instead. This should be more efficient. Signed-off-by: Mark Brown --- drivers/hwmon/tmp108.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hwmon/tmp108.c b/drivers/hwmon/tmp108.c index 43784c289a9e..f5a80d133048 100644 --- a/drivers/hwmon/tmp108.c +++ b/drivers/hwmon/tmp108.c @@ -318,7 +318,7 @@ static const struct regmap_config tmp108_regmap_config = =3D { .writeable_reg =3D tmp108_is_writeable_reg, .volatile_reg =3D tmp108_is_volatile_reg, .val_format_endian =3D REGMAP_ENDIAN_BIG, - .cache_type =3D REGCACHE_RBTREE, + .cache_type =3D REGCACHE_MAPLE, .use_single_read =3D true, .use_single_write =3D true, }; --=20 2.30.2