From patchwork Mon May 23 09:33:31 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?UmV4LUJDIENoZW4gKOmZs+afj+i+sCk=?= X-Patchwork-Id: 12858795 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 B39A6C433EF for ; Mon, 23 May 2022 10:46:56 +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=44tIrJ+NRYrHPYO5V0h/ry/RCVX78FuHo4AJTHLEdtE=; b=1UM3ifTrMmvdcx x9/cKTX9JW3rhv4TKIHCX5qwo7+J0AYF81U0FpTimLWxkW06mzJOmO8FvShJFZ+nLJgu8AbzlhIV9 FtZTLzD95jB104bh8Bc0grHhPFtP9GaLs7E7Mr+dVTbLWTRydwwhz7lpxvuxzIVlLFZzjxDiet3wu KY90YXle8GfW4iuG3vs0EC8WD2PHJpDdTZyHYEwzPStSu8bAG9e9Ukq12ai/3ATCQ/7s06rfP3j5I EnF+4XdwxLEnZQuSGw51O7QzxyhClMXCGRpd6ykfJNXbpsJTjKCucn4odcmBf8bg3wchkVzXPywMi 4DY1P+cqdSGVQr8EwApg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nt5Z4-003N0z-32; Mon, 23 May 2022 10:45:30 +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 1nt4Rr-002sbQ-Lx; Mon, 23 May 2022 09:34:01 +0000 X-UUID: 2bde582a7ec541349648846f6b291c79-20220523 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.5, REQID:884ee5a1-693c-47cc-8680-da9cf82c6bd2, 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:a7fe37e3-edbf-4bd4-8a34-dfc5f7bb086d, 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: 2bde582a7ec541349648846f6b291c79-20220523 Received: from mtkcas68.mediatek.inc [(172.29.94.19)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1221213907; Mon, 23 May 2022 02:33:52 -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; Mon, 23 May 2022 02:33:51 -0700 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 23 May 2022 17:33:48 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 23 May 2022 17:33:48 +0800 From: Rex-BC Chen To: , , , , CC: , , , , , , , , , , , , Rex-BC Chen Subject: [RESEND v8 04/19] clk: mediatek: reset: Extract common drivers to update function Date: Mon, 23 May 2022 17:33:31 +0800 Message-ID: <20220523093346.28493-5-rex-bc.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220523093346.28493-1-rex-bc.chen@mediatek.com> References: <20220523093346.28493-1-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-20220523_023359_842496_ECD499A0 X-CRM114-Status: UNSURE ( 8.52 ) 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 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 Reviewed-by: Nícolas F. R. A. Prado Tested-by: Nícolas F. R. A. Prado --- 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,