From patchwork Fri Aug 20 11:14:44 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chun-Jie Chen X-Patchwork-Id: 12449013 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-17.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3C3FDC4320E for ; Fri, 20 Aug 2021 11:20:43 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 0FE2C61040 for ; Fri, 20 Aug 2021 11:20:43 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 0FE2C61040 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org 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=7wkxzHyubLnJmrtD6wH3PocwJ7AQhCqfRIa5kCmTtHE=; b=KzN/RnoeAOEZsK GH+bsD99KaWeQkfa87iTjueMBRNd+lc1dRiLtZMV5fl5tmTKO0YVwr3q2vpSAZOsxs9yPg2FwsS+o oDt/sQsdDuyB9u0pHTK32U4TZfDHtcagoNP+9Ywqg+Yl2iTJYzgddlOAPKj2U3KdJtTZNajbmQI0g JvnaQXFDxfQaO1q+QWWS31qiP010y3LGsPrK+S4FyZk7KJ+TvUHzWZgFeHzOkX5tEe5C4tOh6kWNH iAXlGag0QlpLXDpLdTzklhKr0TKiFDS0WIs85qClRa1tj23/83nTe8BhZEaZKPYuKqibkb1RdmaHc c/OV0i96n0d8LBo1YZoA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mH2Xn-00Amhi-Ou; Fri, 20 Aug 2021 11:18:40 +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 1mH2WD-00Altu-Re; Fri, 20 Aug 2021 11:17:04 +0000 X-UUID: e8b35dcee9ae445d87a4c2309344c868-20210820 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=MInMynUZhPXSw2+eQCXT7ol958nc104Vgov3hbRMcu4=; b=ju3uhfNOD+liAL+hc4Zospj291sFm1jWd5/h7J6dCgibqs81vtaAkWnJ/uvIwpkh+TctXigFp0oxzDAc6pPWX9Sjv8lS9niT+J+b5pw7T/K4NMWnyusRXnx1CMfl1O6EONm6aQIck1txR1XeTyLNqkvDsq9JxHM1uZn1d5/41Gc=; X-UUID: e8b35dcee9ae445d87a4c2309344c868-20210820 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 1872781686; Fri, 20 Aug 2021 04:16:59 -0700 Received: from MTKMBS07N2.mediatek.inc (172.21.101.141) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 20 Aug 2021 04:16:57 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 20 Aug 2021 19:16:55 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 20 Aug 2021 19:16:55 +0800 From: Chun-Jie Chen To: Matthias Brugger , Stephen Boyd , Nicolas Boichat , Rob Herring CC: , , , , , , , Chun-Jie Chen Subject: [v2 04/24] clk: mediatek: Add API for clock resource recycle Date: Fri, 20 Aug 2021 19:14:44 +0800 Message-ID: <20210820111504.350-5-chun-jie.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210820111504.350-1-chun-jie.chen@mediatek.com> References: <20210820111504.350-1-chun-jie.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-20210820_041701_956095_5A25C07B X-CRM114-Status: GOOD ( 10.83 ) 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 In order to avoid resource leak when fail clock registartion appears, so add the common interface to handle it. Signed-off-by: Chun-Jie Chen Reviewed-by: Chen-Yu Tsai --- drivers/clk/mediatek/clk-mtk.c | 9 +++++++++ drivers/clk/mediatek/clk-mtk.h | 1 + 2 files changed, 10 insertions(+) diff --git a/drivers/clk/mediatek/clk-mtk.c b/drivers/clk/mediatek/clk-mtk.c index 4b6096c44d74..c3d385c0cfcb 100644 --- a/drivers/clk/mediatek/clk-mtk.c +++ b/drivers/clk/mediatek/clk-mtk.c @@ -43,6 +43,15 @@ struct clk_onecell_data *mtk_alloc_clk_data(unsigned int clk_num) return NULL; } +void mtk_free_clk_data(struct clk_onecell_data *clk_data) +{ + if (!clk_data) + return; + + kfree(clk_data->clks); + kfree(clk_data); +} + void mtk_clk_register_fixed_clks(const struct mtk_fixed_clk *clks, int num, struct clk_onecell_data *clk_data) { diff --git a/drivers/clk/mediatek/clk-mtk.h b/drivers/clk/mediatek/clk-mtk.h index 7de41c3b3206..0ff289d93452 100644 --- a/drivers/clk/mediatek/clk-mtk.h +++ b/drivers/clk/mediatek/clk-mtk.h @@ -202,6 +202,7 @@ void mtk_clk_register_dividers(const struct mtk_clk_divider *mcds, struct clk_onecell_data *clk_data); struct clk_onecell_data *mtk_alloc_clk_data(unsigned int clk_num); +void mtk_free_clk_data(struct clk_onecell_data *clk_data); #define HAVE_RST_BAR BIT(0) #define PLL_AO BIT(1)