From patchwork Wed Jan 17 03:09:10 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bo Liu X-Patchwork-Id: 98642 X-Patchwork-Delegate: sakari.ailus@iki.fi Received: from sv.mirrors.kernel.org ([139.178.88.99]) by www.linuxtv.org with esmtp (Exim 4.96) (envelope-from ) id 1rPwIv-0001Qw-21 for patchwork@linuxtv.org; Wed, 17 Jan 2024 03:09:26 +0000 Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id 28FAF284670 for ; Wed, 17 Jan 2024 03:09:25 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 19FB51C0F; Wed, 17 Jan 2024 03:09:19 +0000 (UTC) X-Original-To: linux-media@vger.kernel.org Received: from unicom146.biz-email.net (unicom146.biz-email.net [210.51.26.146]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4A612881F; Wed, 17 Jan 2024 03:09:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.51.26.146 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705460958; cv=none; b=LwZf5NMRj5uKRQMZ8etu/JJoeEicZbCSsZ4witqIqNnbwiKR15XgN8zv5wZ1e1Y9QSm0qwsJWnp2VcBUHezeRA1nvaYGM/RJ3I1HLB4yS7l4h+HSj9BiaryTSjkUlffsIW9r092c7luOGtgYg6380U5xtI4rF8HNtqBf2hmb4X0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705460958; c=relaxed/simple; bh=W3rg5FlB9tMMoDc8+Qd/Q05sRobEmsQObUmMziWSXSs=; h=Received:Received:From:To:CC:Subject:Date:Message-ID:X-Mailer: MIME-Version:Content-Type:X-Originating-IP:X-ClientProxiedBy:tUid: X-Abuse-Reports-To:Abuse-Reports-To:X-Complaints-To: X-Report-Abuse-To; b=T5V+6yugdKLOIQzjS/bQaOCWbJImT8a0ZmA6+GpRIVFa5wNTLWL5tKvfYQCtxDg7IHtcQDVnlXm3KAb/R0k0nS5X6a6iQLcEidSCLXybAAl0eugIE8IfMNrqm5UjhOBgJwXAGx3CwN5kAl9RkUwhVkekLrQY5aPRFRXPn1Pmv+8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=inspur.com; spf=pass smtp.mailfrom=inspur.com; arc=none smtp.client-ip=210.51.26.146 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=inspur.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=inspur.com Received: from unicom146.biz-email.net by unicom146.biz-email.net ((D)) with ASMTP (SSL) id NUA00111; Wed, 17 Jan 2024 11:09:11 +0800 Received: from localhost.localdomain.com (10.73.43.35) by jtjnmail201621.home.langchao.com (10.100.2.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.34; Wed, 17 Jan 2024 11:09:11 +0800 From: Bo Liu To: , , CC: , , Bo Liu Subject: [PATCH] media: i2c: isl7998x: convert to use maple tree register cache Date: Tue, 16 Jan 2024 22:09:10 -0500 Message-ID: <20240117030910.2790-1-liubo03@inspur.com> X-Mailer: git-send-email 2.18.2 Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: Jtjnmail201615.home.langchao.com (10.100.2.15) To jtjnmail201621.home.langchao.com (10.100.2.21) tUid: 2024117110911277784f801d71b02f9ce26acf89d9765 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-LSpam-Score: -2.9 (--) X-LSpam-Report: No, score=-2.9 required=5.0 tests=ARC_SIGNED=0.001,ARC_VALID=-0.1,DMARC_MISSING=0.001,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1,RCVD_IN_DNSWL_MED=-2.3,SPF_HELO_NONE=0.001,SPF_PASS=-0.001 autolearn=ham autolearn_force=no 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 Reviewed-by: Michael Tretter --- drivers/media/i2c/isl7998x.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/i2c/isl7998x.c b/drivers/media/i2c/isl7998x.c index 89e13ebbce0c..c7089035bbc1 100644 --- a/drivers/media/i2c/isl7998x.c +++ b/drivers/media/i2c/isl7998x.c @@ -1337,7 +1337,7 @@ static const struct regmap_config isl7998x_regmap = { .rd_table = &isl7998x_readable_table, .wr_table = &isl7998x_writeable_table, .volatile_table = &isl7998x_volatile_table, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, }; static int isl7998x_mc_init(struct isl7998x *isl7998x)