From mboxrd@z Thu Jan 1 00:00:00 1970 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 5C828C43219 for ; Tue, 3 May 2022 09:40:48 +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=ich2dlWzwKhQMD7/2kr/wqpfzJCcPrTo0eTw2kh+Imc=; b=e2IVddtrosmv8u 1lNDTdeJX4nwkJcYUH8iZcMwy/gCJMx3rsS8VisOlRJPe7A088KXKDXNAxJ7i8Qq12kz2r982N2He mUJVd6YkHkX3Dcmut2Q1LJUI/OU8CN9OOa+wGHIJyl9V35HD5NivHJMvUyRC8LP7ilbrO7D9L9yW9 1K18qzyOdgAvaYqQjT/v5u+it/KoNJaxHzO/ogl8bXr8I1ZwDf0JEaILJZ6rBh1HMPg66FrMNer+o y+tPOWUHlZ67+NmBLwcrQlzqsCld70mbbKNjpV3Hypl9YW7om5nTx7pg7t2JLqU5tQc1pgRyZHsjl RjzGFmpqdnR1oysPlPVA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nlp1O-004rCM-Ev; Tue, 03 May 2022 09:40:42 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nlozt-004qGJ-Rp; Tue, 03 May 2022 09:39:11 +0000 X-UUID: 6f2857ff58be4f92a26e6b3086501a8d-20220503 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.4, REQID:26b56a3f-d1de-4641-93bd-409c5dfa3915, OB:0, LO B:0,IP:0,URL:0,TC:0,Content:-20,EDM:0,RT:0,SF:0,FILE:0,RULE:Release_Ham,AC TION:release,TS:-20 X-CID-META: VersionHash:faefae9, CLOUDID:7ce5872f-6199-437e-8ab4-9920b4bc5b76, C OID:IGNORED,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,File:nil,QS:0,BEC:nil X-UUID: 6f2857ff58be4f92a26e6b3086501a8d-20220503 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1873014791; Tue, 03 May 2022 02:39:03 -0700 Received: from mtkmbs07n1.mediatek.inc (172.21.101.16) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 3 May 2022 02:39:01 -0700 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 3 May 2022 17:38:59 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.3 via Frontend Transport; Tue, 3 May 2022 17:38:59 +0800 From: Rex-BC Chen To: , , , , CC: , , , , , , , , , , , Rex-BC Chen Subject: [PATCH v6 09/16] clk: mediatek: reset: Change return type for clock reset register function Date: Tue, 3 May 2022 17:38:49 +0800 Message-ID: <20220503093856.22250-10-rex-bc.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220503093856.22250-1-rex-bc.chen@mediatek.com> References: <20220503093856.22250-1-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-20220503_023909_949191_BF364722 X-CRM114-Status: GOOD ( 14.01 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org To deal with error handling, we change the function return type from void to int for mtk_clk_register_rst_ctrl(). Signed-off-by: Rex-BC Chen Reviewed-by: AngeloGioacchino Del Regno --- drivers/clk/mediatek/reset.c | 15 +++++++++------ drivers/clk/mediatek/reset.h | 6 ++++-- 2 files changed, 13 insertions(+), 8 deletions(-) diff --git a/drivers/clk/mediatek/reset.c b/drivers/clk/mediatek/reset.c index 89e617ea6393..b9718f0f9d16 100644 --- a/drivers/clk/mediatek/reset.c +++ b/drivers/clk/mediatek/reset.c @@ -110,8 +110,8 @@ static int reset_xlate(struct reset_controller_dev *rcdev, return data->desc->rst_idx_map[reset_spec->args[0]]; } -void mtk_register_reset_controller(struct device_node *np, - const struct mtk_clk_rst_desc *desc) +int mtk_register_reset_controller(struct device_node *np, + const struct mtk_clk_rst_desc *desc) { struct regmap *regmap; const struct reset_control_ops *rcops = NULL; @@ -120,7 +120,7 @@ void mtk_register_reset_controller(struct device_node *np, if (!desc) { pr_err("mtk clock reset desc is NULL\n"); - return; + return -EINVAL; } switch (desc->version) { @@ -132,18 +132,18 @@ void mtk_register_reset_controller(struct device_node *np, break; default: pr_err("Unknown reset version %d\n", desc->version); - return; + return -EINVAL; } regmap = device_node_to_regmap(np); if (IS_ERR(regmap)) { pr_err("Cannot find regmap for %pOF: %pe\n", np, regmap); - return; + return -EINVAL; } data = kzalloc(sizeof(*data), GFP_KERNEL); if (!data) - return; + return -ENOMEM; data->desc = desc; data->regmap = regmap; @@ -163,7 +163,10 @@ void mtk_register_reset_controller(struct device_node *np, if (ret) { pr_err("could not register reset controller: %d\n", ret); kfree(data); + return ret; } + + return 0; } MODULE_LICENSE("GPL"); diff --git a/drivers/clk/mediatek/reset.h b/drivers/clk/mediatek/reset.h index 47635d964c69..cc67934c69e2 100644 --- a/drivers/clk/mediatek/reset.h +++ b/drivers/clk/mediatek/reset.h @@ -56,8 +56,10 @@ struct mtk_clk_rst_data { * mtk_register_reset_controller - Register MediaTek clock reset controller * @np: Pointer to device node. * @desc: Constant pointer to description of clock reset. + * + * Return: 0 on success and errorno otherwise. */ -void mtk_register_reset_controller(struct device_node *np, - const struct mtk_clk_rst_desc *desc); +int mtk_register_reset_controller(struct device_node *np, + const struct mtk_clk_rst_desc *desc); #endif /* __DRV_CLK_MTK_RESET_H */ -- 2.18.0 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek