From nobody Sat Feb 7 12:19:19 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 99895C7EE2F for ; Sat, 10 Jun 2023 14:00:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235208AbjFJOAq (ORCPT ); Sat, 10 Jun 2023 10:00:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57666 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234971AbjFJOAf (ORCPT ); Sat, 10 Jun 2023 10:00:35 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8B1FB3AB7 for ; Sat, 10 Jun 2023 07:00:06 -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 13CE86179A for ; Sat, 10 Jun 2023 14:00:05 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B6B19C4339C; Sat, 10 Jun 2023 14:00:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1686405604; bh=6Z4FFifmunnOEQkNUCdC3SgPc3F6aUQqgVA+b/ca1Qw=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=pJS5xL51RP1Jh/8ickyKGv6R2yw2FqNtJI/R5NikkDVmwyD2/18d7WjsE8/zy0CYJ A6K277Y/QuGRCQN/MYYdrkL7j+A7oaNxpjsE4MkNZwnArbx5Nw3i4q3YukX5kTCl6o Gm+UbwfV0PAc0S56awdfgYTOa25ZPFEHnRcS74aFq8xnTzjesJdfYHQXtUUYYCDPak 78tBOD8Vbt8kYVjfV66zm6c+jZkJ/c9H7OXv9eKvR5BSm1Nc/0Sh+4u1Lk89iB1nds bZSv+xJcCQpQkCqLAuVINZwsIhRtWwsrqOaFrS1NaFLgMjQmvK+76/83N22bDiSQUf Au3C6h2TRQnuA== From: Mark Brown Date: Sat, 10 Jun 2023 14:59:54 +0100 Subject: [PATCH 2/2] regulator: ltc3676: Use maple tree register cache MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20230609-regulator-ltc-maple-v1-2-08c15181f8b2@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=920; i=broonie@kernel.org; h=from:subject:message-id; bh=6Z4FFifmunnOEQkNUCdC3SgPc3F6aUQqgVA+b/ca1Qw=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBkhIHgZh13wu23afngkhjwP1kFmYfqvVNYuQF9G1Gv cL3/116JATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCZISB4AAKCRAk1otyXVSH0IONB/ 4jdRw3u8RbVe9NwdQdZjXm9dJLge2k07dQWe1HsXLZdeTROkmhtactHRNQ5ryNeeumbm9KNRA765IK rqMasw0UlsXiMQczCTKXycqeBvM1n2oNWQpofKFSesQPwPR/NZTX8kDnJw+kFfcRat3b9+cKIU/Ou3 dZipBoeTe2sNiCyPxbVDqIfOA8I7QumNqM+S9F03sa/gqSMnvN6n7eslqpHeZKN/mlyzHdvILN/HqA OoDocZGSVzrJykIIX4SsSBc/lTCKBDj+BCJ4BlRdLw41LwTu9cU3p4rJU++xIg9/bxc6QBVslLkg89 pjdhVLh2BHs1wG7CY5mpfW4WN6uQ68 X-Developer-Key: i=broonie@kernel.org; a=openpgp; fpr=3F2568AAC26998F9E813A1C5C3F436CA30F5D8EB Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The ltc3676 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/ltc3676.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/regulator/ltc3676.c b/drivers/regulator/ltc3676.c index a28e6c3460f1..fa3da8134e55 100644 --- a/drivers/regulator/ltc3676.c +++ b/drivers/regulator/ltc3676.c @@ -261,7 +261,7 @@ static const struct regmap_config ltc3676_regmap_config= =3D { .max_register =3D LTC3676_CLIRQ, .use_single_read =3D true, .use_single_write =3D true, - .cache_type =3D REGCACHE_RBTREE, + .cache_type =3D REGCACHE_MAPLE, }; =20 static irqreturn_t ltc3676_isr(int irq, void *dev_id) --=20 2.30.2