From patchwork Fri Mar 10 05:17:47 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?SmlhLXdlaSBDaGFuZyAo5by15L2z5YGJKQ==?= X-Patchwork-Id: 13168749 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1A107C64EC4 for ; Fri, 10 Mar 2023 05:19:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=ZiABSR0loAKK011qU1A6wxwzWcTxuOyXiwInCtFe5LM=; b=n/49X96xXNqjKs ekDYM8D1jEDCR/itUmgufyNQFhRKignZStyXAb1MyI827TT5yWe3YaO/VFImy0lixQfZmPX6KDLIj ofYHFHSGskjC4v8udOZUrtv5KC0+Zlyu49C9nPR9CthfIkq4OTw304ZYTx2xae30NX3wzxAJoa1h1 MhTHVrVfI5g2lp434yyUuKYgIxIjmqv9syjgp0TyKlhoFshUUsKxlX2JwX800Jl8CVJyWzOk4wW+z 0NZ4AXWqBEMHa8gg1A+QIXKJjnOXoXMQKIcX53Y16tFOo/JaqPJSlQTyYihBBOe2fTub+EQ1lT2hH WLfnoB6+uthWdAdwx5PQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1paV8u-00D5fi-8B; Fri, 10 Mar 2023 05:18:12 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1paV8p-00D5ed-Eg; Fri, 10 Mar 2023 05:18:08 +0000 X-UUID: ee377c02bf0211ed8a441d988bb316ae-20230309 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=cmJriFkOpKZoYnGPOl4SvxxCHjZCGjG91SGvDFXeoKU=; b=a5ocF37LHhdkvlYvq/KSK7L2nC4cJrw8wqZLGKNFnmAnmv5ihvGgpVIQjnL+0jDdiVXaGe8epb4Qo3/qqc+6PMwspmyzws/dGjP2zW5nudZtzJ84pXMSbrsVGRmN8X0zk74N/y+jxLtFdfcmiD4nHbqN1KkjEpt1IbMw1CAC/ZY=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.20,REQID:9db0609c-f5e0-4174-af9a-ac1e1c815a7c,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:25b5999,CLOUDID:7b4cef27-564d-42d9-9875-7c868ee415ec,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0 X-CID-BVR: 0,NGT X-UUID: ee377c02bf0211ed8a441d988bb316ae-20230309 Received: from mtkmbs13n2.mediatek.inc [(172.21.101.108)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 870466266; Thu, 09 Mar 2023 22:18:02 -0700 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by mtkmbs11n2.mediatek.inc (172.21.101.187) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.25; Fri, 10 Mar 2023 13:17:52 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.25 via Frontend Transport; Fri, 10 Mar 2023 13:17:52 +0800 From: jia-wei.chang To: "Rafael J . Wysocki" , Viresh Kumar , Matthias Brugger , AngeloGioacchino Del Regno , Kevin Hilman , Rex-BC Chen , Jia-Wei Chang CC: , , , , , Nick , Dan Carpenter Subject: [PATCH v1 0/3] Enhance mediatek-cpufreq robustness Date: Fri, 10 Mar 2023 13:17:47 +0800 Message-ID: <20230310051750.4745-1-jia-wei.chang@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230309_211807_654761_161E827E X-CRM114-Status: UNSURE ( 5.72 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: "Jia-Wei Chang" MediaTek cpufreq driver has some reported problems required to be fixed. Tested on: MT8186 Platform (kernel v5.15) jia-wei.chang (3): cpufreq: mediatek: fix passing zero to 'PTR_ERR' cpufreq: mediatek: fix KP caused by handler usage after regulator_put/clk_put cpufreq: mediatek: raise proc/sram max voltage for MT7622 and MT8516 drivers/cpufreq/mediatek-cpufreq.c | 64 ++++++++++++++++++++++-------- 1 file changed, 47 insertions(+), 17 deletions(-)