From patchwork Thu May 19 12:55:12 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?UmV4LUJDIENoZW4gKOmZs+afj+i+sCk=?= X-Patchwork-Id: 12854952 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 987F8C433F5 for ; Thu, 19 May 2022 13:12:43 +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:References:In-Reply-To: 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: List-Owner; bh=izEtM/VeIRjnUxXlEZJR6OwPixA6jML1xGSpfHWwtSw=; b=pXUbwCKr2+/ZiI +TR47GSkTIjC7hkr0iY7USeBuapKqqJN0xmcgrO7IgJlUKOu6Ja6zwm+/jabmXa5njnrpfI/Hhxos GoVx328qxQc1Z3+G00xtv6LrtsXTnD9t1tDouyVJpwJfVLqnVtBAqT+8+qBeDRLURXSpOPyP+VGnA QH6UTPSkP8nRPK9rllD79T+7Of4saz5oIn35bYK2TkbfAXg/OL/aGaReSw0aKFddqwCFMu1vCD4PW ypMOivUWU/kPP797W7opuNhU5lRQ5MSUCpSK+B7Eynofwy1AN7+LfF43Y1ZCp65rAhFDWa6+P7ems mHKvu2VYPA2PKthoV42Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nrfxD-006vpc-Dn; Thu, 19 May 2022 13:12:35 +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 1nrfqY-006sxt-Ng; Thu, 19 May 2022 13:05:44 +0000 X-UUID: 42630bffca7c41eba1c70aed1efa0459-20220519 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.5, REQID:e1d718ab-df69-4831-9227-fb6bc8ff4bbd, OB:0, LO B:0,IP:0,URL:0,TC:0,Content:-5,EDM:0,RT:0,SF:0,FILE:0,RULE:Release_Ham,ACT ION:release,TS:-5 X-CID-META: VersionHash:2a19b09, CLOUDID:35cedf79-5ef6-470b-96c9-bdb8ced32786, C OID:IGNORED,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,IP:nil,URL:0,File:nil ,QS:0,BEC:nil X-UUID: 42630bffca7c41eba1c70aed1efa0459-20220519 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 296729502; Thu, 19 May 2022 06:05:34 -0700 Received: from mtkmbs07n1.mediatek.inc (172.21.101.16) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 19 May 2022 05:55:31 -0700 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 19 May 2022 20:55:29 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 19 May 2022 20:55:29 +0800 From: Rex-BC Chen To: , , , , CC: , , , , , , , , , , , Rex-BC Chen Subject: [PATCH v7 04/19] clk: mediatek: reset: Extract common drivers to update function Date: Thu, 19 May 2022 20:55:12 +0800 Message-ID: <20220519125527.18544-5-rex-bc.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220519125527.18544-1-rex-bc.chen@mediatek.com> References: <20220519125527.18544-1-rex-bc.chen@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220519_060542_826870_4A36C598 X-CRM114-Status: UNSURE ( 9.36 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org To make drivers more clear and readable, we extract common code within assert and deassert to mtk_reset_update_set_clr() and mtk_reset_update(). Signed-off-by: Rex-BC Chen Reviewed-by: AngeloGioacchino Del Regno --- drivers/clk/mediatek/reset.c | 38 +++++++++++++++++++++--------------- 1 file changed, 22 insertions(+), 16 deletions(-) diff --git a/drivers/clk/mediatek/reset.c b/drivers/clk/mediatek/reset.c index 5cbbcc22a4fc..22fa9f09752c 100644 --- a/drivers/clk/mediatek/reset.c +++ b/drivers/clk/mediatek/reset.c @@ -12,24 +12,27 @@ #include "reset.h" -static int mtk_reset_assert(struct reset_controller_dev *rcdev, - unsigned long id) +static int mtk_reset_update(struct reset_controller_dev *rcdev, + unsigned long id, bool deassert) { struct mtk_reset *data = container_of(rcdev, struct mtk_reset, rcdev); + unsigned int val = deassert ? 0 : ~0; return regmap_update_bits(data->regmap, data->regofs + ((id / 32) << 2), - BIT(id % 32), ~0); + BIT(id % 32), val); +} + +static int mtk_reset_assert(struct reset_controller_dev *rcdev, + unsigned long id) +{ + return mtk_reset_update(rcdev, id, false); } static int mtk_reset_deassert(struct reset_controller_dev *rcdev, unsigned long id) { - struct mtk_reset *data = container_of(rcdev, struct mtk_reset, rcdev); - - return regmap_update_bits(data->regmap, - data->regofs + ((id / 32) << 2), - BIT(id % 32), 0); + return mtk_reset_update(rcdev, id, true); } static int mtk_reset(struct reset_controller_dev *rcdev, unsigned long id) @@ -43,24 +46,27 @@ static int mtk_reset(struct reset_controller_dev *rcdev, unsigned long id) return mtk_reset_deassert(rcdev, id); } -static int mtk_reset_assert_set_clr(struct reset_controller_dev *rcdev, - unsigned long id) +static int mtk_reset_update_set_clr(struct reset_controller_dev *rcdev, + unsigned long id, bool deassert) { struct mtk_reset *data = container_of(rcdev, struct mtk_reset, rcdev); + unsigned int deassert_ofs = deassert ? 0x4 : 0; return regmap_write(data->regmap, - data->regofs + ((id / 32) << 4), + data->regofs + ((id / 32) << 4) + deassert_ofs, BIT(id % 32)); } +static int mtk_reset_assert_set_clr(struct reset_controller_dev *rcdev, + unsigned long id) +{ + return mtk_reset_update_set_clr(rcdev, id, false); +} + static int mtk_reset_deassert_set_clr(struct reset_controller_dev *rcdev, unsigned long id) { - struct mtk_reset *data = container_of(rcdev, struct mtk_reset, rcdev); - - return regmap_write(data->regmap, - data->regofs + ((id / 32) << 4) + 0x4, - BIT(id % 32)); + return mtk_reset_update_set_clr(rcdev, id, true); } static int mtk_reset_set_clr(struct reset_controller_dev *rcdev,