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 X-Spam-Level: X-Spam-Status: No, score=-7.2 required=3.0 tests=DATE_IN_FUTURE_06_12, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,UNWANTED_LANGUAGE_BODY,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 C1A5DC49ED6 for ; Mon, 9 Sep 2019 14:11:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 95865218DE for ; Mon, 9 Sep 2019 14:11:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2405090AbfIIOLd (ORCPT ); Mon, 9 Sep 2019 10:11:33 -0400 Received: from inva020.nxp.com ([92.121.34.13]:55448 "EHLO inva020.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2405209AbfIIOLd (ORCPT ); Mon, 9 Sep 2019 10:11:33 -0400 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 32C4C1A046E; Mon, 9 Sep 2019 16:11:31 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 067361A078E; Mon, 9 Sep 2019 16:11:27 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 909F1402FC; Mon, 9 Sep 2019 22:11:21 +0800 (SGT) From: Dong Aisheng To: linux-clk@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, sboyd@kernel.org, mturquette@baylibre.com, shawnguo@kernel.org, fabio.estevam@nxp.com, linux-imx@nxp.com, kernel@pengutronix.de, Dong Aisheng Subject: [PATCH V5 06/11] clk: imx: scu: add runtime pm support Date: Mon, 9 Sep 2019 22:10:03 -0400 Message-Id: <1568081408-26800-7-git-send-email-aisheng.dong@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1568081408-26800-1-git-send-email-aisheng.dong@nxp.com> References: <1568081408-26800-1-git-send-email-aisheng.dong@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Add runtime pm support Cc: Stephen Boyd Cc: Shawn Guo Cc: Sascha Hauer Cc: Michael Turquette Signed-off-by: Dong Aisheng --- ChangeLog: v4->v5: no changes v3: new patch --- drivers/clk/imx/clk-scu.c | 22 ++++++++++++++++++++-- 1 file changed, 20 insertions(+), 2 deletions(-) diff --git a/drivers/clk/imx/clk-scu.c b/drivers/clk/imx/clk-scu.c index 5b6ed89..04a0514 100644 --- a/drivers/clk/imx/clk-scu.c +++ b/drivers/clk/imx/clk-scu.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include "clk-scu.h" @@ -450,15 +451,32 @@ static int imx_clk_scu_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct imx_scu_clk_node *clk = dev_get_platdata(dev); struct clk_hw *hw; + int ret; + + pm_runtime_set_suspended(dev); + pm_runtime_set_autosuspend_delay(dev, 50); + pm_runtime_use_autosuspend(&pdev->dev); + pm_runtime_enable(dev); + + ret = pm_runtime_get_sync(dev); + if (ret) { + pm_runtime_disable(dev); + return ret; + } - hw = __imx_clk_scu(NULL, clk->name, clk->parents, clk->num_parents, + hw = __imx_clk_scu(dev, clk->name, clk->parents, clk->num_parents, clk->rsrc, clk->clk_type); - if (IS_ERR(hw)) + if (IS_ERR(hw)) { + pm_runtime_disable(dev); return PTR_ERR(hw); + } clk->hw = hw; list_add_tail(&clk->node, &imx_scu_clks[clk->rsrc]); + pm_runtime_mark_last_busy(&pdev->dev); + pm_runtime_put_autosuspend(&pdev->dev); + dev_dbg(dev, "register SCU clock rsrc:%d type:%d\n", clk->rsrc, clk->clk_type); -- 2.7.4 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 X-Spam-Level: X-Spam-Status: No, score=-10.0 required=3.0 tests=DATE_IN_FUTURE_06_12, DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, 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 C9888C4740A for ; 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bh=gkXXzznzb7xqFsXJWHzNM/QjID/sbKk02JXldLSx7T8=; b=FKicpV5PtQzu7T4zEQGFg7I1nr vIvSQj7/Ht6Ex+FprXgEqp5n2IrkR2QCW4MxwJ1q9uFPGIf+8IuJZ8/j6BPq2ew6IS9YTZDtZdsD1 2IRchBgROo1NF0io6Qh3jK/fIYEZqoJ+5V37yKJIK3UxQ1Rhy0vr47ATnkYN/Ept4c7MOfCBWaWhq FbfgRgTiVJNGAG3JFO+FUDDzxiQ8L8jVC8UUdSMwH6vS8CJmK37rEaN11ly57dwKEKUUEmzu0Dd1g 99rv+Stfjws4oIJ/UWUCZXHyufyqPelyhmj7TQdRYXrLwaDXn2ql91A9gnHmlcfwMJRDOxcI8OW/A /kiObUAw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1i7KOQ-000746-8y; Mon, 09 Sep 2019 14:11:46 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1i7KOC-0006qx-Bn for linux-arm-kernel@lists.infradead.org; Mon, 09 Sep 2019 14:11:34 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 32C4C1A046E; Mon, 9 Sep 2019 16:11:31 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 067361A078E; Mon, 9 Sep 2019 16:11:27 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 909F1402FC; Mon, 9 Sep 2019 22:11:21 +0800 (SGT) From: Dong Aisheng To: linux-clk@vger.kernel.org Subject: [PATCH V5 06/11] clk: imx: scu: add runtime pm support Date: Mon, 9 Sep 2019 22:10:03 -0400 Message-Id: <1568081408-26800-7-git-send-email-aisheng.dong@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1568081408-26800-1-git-send-email-aisheng.dong@nxp.com> References: <1568081408-26800-1-git-send-email-aisheng.dong@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190909_071132_535048_9A06AD4F X-CRM114-Status: GOOD ( 10.29 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Dong Aisheng , sboyd@kernel.org, mturquette@baylibre.com, linux-imx@nxp.com, kernel@pengutronix.de, fabio.estevam@nxp.com, shawnguo@kernel.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add runtime pm support Cc: Stephen Boyd Cc: Shawn Guo Cc: Sascha Hauer Cc: Michael Turquette Signed-off-by: Dong Aisheng --- ChangeLog: v4->v5: no changes v3: new patch --- drivers/clk/imx/clk-scu.c | 22 ++++++++++++++++++++-- 1 file changed, 20 insertions(+), 2 deletions(-) diff --git a/drivers/clk/imx/clk-scu.c b/drivers/clk/imx/clk-scu.c index 5b6ed89..04a0514 100644 --- a/drivers/clk/imx/clk-scu.c +++ b/drivers/clk/imx/clk-scu.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include "clk-scu.h" @@ -450,15 +451,32 @@ static int imx_clk_scu_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct imx_scu_clk_node *clk = dev_get_platdata(dev); struct clk_hw *hw; + int ret; + + pm_runtime_set_suspended(dev); + pm_runtime_set_autosuspend_delay(dev, 50); + pm_runtime_use_autosuspend(&pdev->dev); + pm_runtime_enable(dev); + + ret = pm_runtime_get_sync(dev); + if (ret) { + pm_runtime_disable(dev); + return ret; + } - hw = __imx_clk_scu(NULL, clk->name, clk->parents, clk->num_parents, + hw = __imx_clk_scu(dev, clk->name, clk->parents, clk->num_parents, clk->rsrc, clk->clk_type); - if (IS_ERR(hw)) + if (IS_ERR(hw)) { + pm_runtime_disable(dev); return PTR_ERR(hw); + } clk->hw = hw; list_add_tail(&clk->node, &imx_scu_clks[clk->rsrc]); + pm_runtime_mark_last_busy(&pdev->dev); + pm_runtime_put_autosuspend(&pdev->dev); + dev_dbg(dev, "register SCU clock rsrc:%d type:%d\n", clk->rsrc, clk->clk_type); -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel