From nobody Mon Feb 9 16:51:55 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 C6F0CC0015E for ; Thu, 13 Jul 2023 00:54:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232818AbjGMAyd (ORCPT ); Wed, 12 Jul 2023 20:54:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48404 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233343AbjGMAy0 (ORCPT ); Wed, 12 Jul 2023 20:54:26 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6CFE7210C for ; Wed, 12 Jul 2023 17:54:04 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 1C0EC619E5 for ; Thu, 13 Jul 2023 00:54:04 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id CC111C433C8; Thu, 13 Jul 2023 00:54:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1689209643; bh=LxhvrFeL+Gpj7Qmr5b/IyGJ+AVzm6I0kUVJo1JuCt7I=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=HJaW3QnwWRiD1OoF8dkDIqNT6oKTmaV2TSAJ3iwONv84fDV/8wNFx4MrKj+vBglmr PUZCc3lPEwCqN8scn9UjLU+kyuturhN1H/0YWLWECxWr9pfiAJaGbbelKS5xnfOtwD TQ8SdVZevWBg7vB4uSevcGKeaaN4Qy059quTviboUHHFDqTw8Z6LVinHFYoi5fWly2 5dg20ug43Ow0hx7/QXScCQHGQ4j/tCvMdjwIPOC3z17CahIXym81ilbplL9SIGkTsu NvULdvEp9uNJANusMS8cyM1gMArJrY7vTrEVdiOI0tfmctuiBEIOw6c9Lcdkg+AuZ6 y4rmY0IpgzfQA== From: Mark Brown Date: Thu, 13 Jul 2023 01:49:28 +0100 Subject: [PATCH 10/11] mfd: wm8997: Update to use maple tree register cache MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20230713-mfd-cirrus-maple-v1-10-16dacae402a8@kernel.org> References: <20230713-mfd-cirrus-maple-v1-0-16dacae402a8@kernel.org> In-Reply-To: <20230713-mfd-cirrus-maple-v1-0-16dacae402a8@kernel.org> To: Charles Keepax , Richard Fitzgerald , Lee Jones Cc: alsa-devel@alsa-project.org, patches@opensource.cirrus.com, linux-kernel@vger.kernel.org, Mark Brown X-Mailer: b4 0.13-dev-099c9 X-Developer-Signature: v=1; a=openpgp-sha256; l=1123; i=broonie@kernel.org; h=from:subject:message-id; bh=LxhvrFeL+Gpj7Qmr5b/IyGJ+AVzm6I0kUVJo1JuCt7I=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBkr0sRpxscLPqDJrncFL/Ygn/56QtMhdNUuMBPM 6rHWS3o3CWJATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCZK9LEQAKCRAk1otyXVSH 0KleCACEKH56FWa5rh+8+iXB+UL4K0XsQ7SW5jwr5jsail8gfJoGulRImulX7o3XtO61b0lvGYA eSmpKsHADfZE3X4czRuTzo+rZt3qqdew/bT6k9x22SyG/6MyMvH6+9A3dzM2LfSt2k1f44m+v2b oaiT/Vc1gX7u7CvjJKFfM278apwzkslv+j4tjBPU75ZaB35RC8OGWL/m2rPxEVXrRg+O/YGAgHR FKSNBtyF0LqtInBnlW+F0qRQQ8c7wzcg8+uL34sx1R/Q8HSK+Iza26UYOwooi6SpyUSqD4r5ioS dJFpqlsg9M20odrLblmdI6HuTChLGcWw9HBcc6WTAtZIF7/o X-Developer-Key: i=broonie@kernel.org; a=openpgp; fpr=3F2568AAC26998F9E813A1C5C3F436CA30F5D8EB Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.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. In v6.5 it has also acquired the ability to generate multi-register writes in sync operations, bringing performance up to parity with the rbtree cache there. Update the wm8997 driver to use the more modern data structure. Signed-off-by: Mark Brown --- drivers/mfd/wm8997-tables.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mfd/wm8997-tables.c b/drivers/mfd/wm8997-tables.c index 3476787c485e..288c57b2d21e 100644 --- a/drivers/mfd/wm8997-tables.c +++ b/drivers/mfd/wm8997-tables.c @@ -1523,7 +1523,7 @@ const struct regmap_config wm8997_i2c_regmap =3D { .readable_reg =3D wm8997_readable_register, .volatile_reg =3D wm8997_volatile_register, =20 - .cache_type =3D REGCACHE_RBTREE, + .cache_type =3D REGCACHE_MAPLE, .reg_defaults =3D wm8997_reg_default, .num_reg_defaults =3D ARRAY_SIZE(wm8997_reg_default), }; --=20 2.39.2