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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 4C1F3C10F00 for ; Sat, 30 Mar 2019 09:28:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 24A4D218A3 for ; Sat, 30 Mar 2019 09:28:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730601AbfC3J2o (ORCPT ); Sat, 30 Mar 2019 05:28:44 -0400 Received: from mailgw02.mediatek.com ([1.203.163.81]:9398 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1730372AbfC3J2k (ORCPT ); Sat, 30 Mar 2019 05:28:40 -0400 X-UUID: ecd17a923089409a8a0249dc810b0a73-20190330 X-UUID: ecd17a923089409a8a0249dc810b0a73-20190330 Received: from mtkcas35.mediatek.inc [(172.27.4.253)] by mailgw02.mediatek.com (envelope-from ) (mailgw01.mediatek.com ESMTP with TLS) with ESMTP id 1537852559; Sat, 30 Mar 2019 17:28:34 +0800 Received: from mtkcas09.mediatek.inc (172.21.101.178) by MTKMBS31DR.mediatek.inc (172.27.6.102) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Sat, 30 Mar 2019 17:28:32 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Sat, 30 Mar 2019 17:28:32 +0800 From: Chunfeng Yun To: Greg Kroah-Hartman CC: Matthias Brugger , Chunfeng Yun , , , , , Minas Harutyunyan Subject: [PATCH 4/5] usb: dwc2: get optional clock by devm_clk_get_optional() Date: Sat, 30 Mar 2019 17:28:19 +0800 Message-ID: X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <2ec86ffd7de45dabaa7257019a79f1e80751934c.1553937592.git.chunfeng.yun@mediatek.com> References: <2ec86ffd7de45dabaa7257019a79f1e80751934c.1553937592.git.chunfeng.yun@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use devm_clk_get_optional() to get optional clock Cc: Minas Harutyunyan Signed-off-by: Chunfeng Yun --- drivers/usb/dwc2/platform.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c index c0b64d483552..9aa9682a5cd2 100644 --- a/drivers/usb/dwc2/platform.c +++ b/drivers/usb/dwc2/platform.c @@ -284,10 +284,10 @@ static int dwc2_lowlevel_hw_init(struct dwc2_hsotg *hsotg) } /* Clock */ - hsotg->clk = devm_clk_get(hsotg->dev, "otg"); + hsotg->clk = devm_clk_get_optional(hsotg->dev, "otg"); if (IS_ERR(hsotg->clk)) { - hsotg->clk = NULL; - dev_dbg(hsotg->dev, "cannot get otg clock\n"); + dev_err(hsotg->dev, "cannot get otg clock\n"); + return PTR_ERR(hsotg->clk); } /* Regulators */ -- 2.20.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: [4/5] usb: dwc2: get optional clock by devm_clk_get_optional() From: Chunfeng Yun Message-Id: Date: Sat, 30 Mar 2019 17:28:19 +0800 To: Greg Kroah-Hartman Cc: Matthias Brugger , Chunfeng Yun , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Minas Harutyunyan List-ID: VXNlIGRldm1fY2xrX2dldF9vcHRpb25hbCgpIHRvIGdldCBvcHRpb25hbCBjbG9jawoKQ2M6IE1p bmFzIEhhcnV0eXVueWFuIDxobWluYXNAc3lub3BzeXMuY29tPgpTaWduZWQtb2ZmLWJ5OiBDaHVu ZmVuZyBZdW4gPGNodW5mZW5nLnl1bkBtZWRpYXRlay5jb20+Ci0tLQogZHJpdmVycy91c2IvZHdj Mi9wbGF0Zm9ybS5jIHwgNiArKystLS0KIDEgZmlsZSBjaGFuZ2VkLCAzIGluc2VydGlvbnMoKyks IDMgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy91c2IvZHdjMi9wbGF0Zm9ybS5j IGIvZHJpdmVycy91c2IvZHdjMi9wbGF0Zm9ybS5jCmluZGV4IGMwYjY0ZDQ4MzU1Mi4uOWFhOTY4 MmE1Y2QyIDEwMDY0NAotLS0gYS9kcml2ZXJzL3VzYi9kd2MyL3BsYXRmb3JtLmMKKysrIGIvZHJp dmVycy91c2IvZHdjMi9wbGF0Zm9ybS5jCkBAIC0yODQsMTAgKzI4NCwxMCBAQCBzdGF0aWMgaW50 IGR3YzJfbG93bGV2ZWxfaHdfaW5pdChzdHJ1Y3QgZHdjMl9oc290ZyAqaHNvdGcpCiAJfQogCiAJ LyogQ2xvY2sgKi8KLQloc290Zy0+Y2xrID0gZGV2bV9jbGtfZ2V0KGhzb3RnLT5kZXYsICJvdGci KTsKKwloc290Zy0+Y2xrID0gZGV2bV9jbGtfZ2V0X29wdGlvbmFsKGhzb3RnLT5kZXYsICJvdGci KTsKIAlpZiAoSVNfRVJSKGhzb3RnLT5jbGspKSB7Ci0JCWhzb3RnLT5jbGsgPSBOVUxMOwotCQlk ZXZfZGJnKGhzb3RnLT5kZXYsICJjYW5ub3QgZ2V0IG90ZyBjbG9ja1xuIik7CisJCWRldl9lcnIo aHNvdGctPmRldiwgImNhbm5vdCBnZXQgb3RnIGNsb2NrXG4iKTsKKwkJcmV0dXJuIFBUUl9FUlIo aHNvdGctPmNsayk7CiAJfQogCiAJLyogUmVndWxhdG9ycyAqLwo= From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chunfeng Yun Subject: [PATCH 4/5] usb: dwc2: get optional clock by devm_clk_get_optional() Date: Sat, 30 Mar 2019 17:28:19 +0800 Message-ID: References: <2ec86ffd7de45dabaa7257019a79f1e80751934c.1553937592.git.chunfeng.yun@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <2ec86ffd7de45dabaa7257019a79f1e80751934c.1553937592.git.chunfeng.yun@mediatek.com> Sender: linux-kernel-owner@vger.kernel.org To: Greg Kroah-Hartman Cc: Matthias Brugger , Chunfeng Yun , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Minas Harutyunyan List-Id: linux-mediatek@lists.infradead.org Use devm_clk_get_optional() to get optional clock Cc: Minas Harutyunyan Signed-off-by: Chunfeng Yun --- drivers/usb/dwc2/platform.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c index c0b64d483552..9aa9682a5cd2 100644 --- a/drivers/usb/dwc2/platform.c +++ b/drivers/usb/dwc2/platform.c @@ -284,10 +284,10 @@ static int dwc2_lowlevel_hw_init(struct dwc2_hsotg *hsotg) } /* Clock */ - hsotg->clk = devm_clk_get(hsotg->dev, "otg"); + hsotg->clk = devm_clk_get_optional(hsotg->dev, "otg"); if (IS_ERR(hsotg->clk)) { - hsotg->clk = NULL; - dev_dbg(hsotg->dev, "cannot get otg clock\n"); + dev_err(hsotg->dev, "cannot get otg clock\n"); + return PTR_ERR(hsotg->clk); } /* Regulators */ -- 2.20.1 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=-9.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 946A8C43381 for ; Sat, 30 Mar 2019 09:29:31 +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 643CE2075E for ; 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Sat, 30 Mar 2019 17:28:32 +0800 From: Chunfeng Yun To: Greg Kroah-Hartman Subject: [PATCH 4/5] usb: dwc2: get optional clock by devm_clk_get_optional() Date: Sat, 30 Mar 2019 17:28:19 +0800 Message-ID: X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <2ec86ffd7de45dabaa7257019a79f1e80751934c.1553937592.git.chunfeng.yun@mediatek.com> References: <2ec86ffd7de45dabaa7257019a79f1e80751934c.1553937592.git.chunfeng.yun@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-20190330_022844_406054_19DDE751 X-CRM114-Status: UNSURE ( 9.71 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Minas Harutyunyan , Chunfeng Yun , linux-mediatek@lists.infradead.org, Matthias Brugger , linux-arm-kernel@lists.infradead.org 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 Use devm_clk_get_optional() to get optional clock Cc: Minas Harutyunyan Signed-off-by: Chunfeng Yun --- drivers/usb/dwc2/platform.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c index c0b64d483552..9aa9682a5cd2 100644 --- a/drivers/usb/dwc2/platform.c +++ b/drivers/usb/dwc2/platform.c @@ -284,10 +284,10 @@ static int dwc2_lowlevel_hw_init(struct dwc2_hsotg *hsotg) } /* Clock */ - hsotg->clk = devm_clk_get(hsotg->dev, "otg"); + hsotg->clk = devm_clk_get_optional(hsotg->dev, "otg"); if (IS_ERR(hsotg->clk)) { - hsotg->clk = NULL; - dev_dbg(hsotg->dev, "cannot get otg clock\n"); + dev_err(hsotg->dev, "cannot get otg clock\n"); + return PTR_ERR(hsotg->clk); } /* Regulators */ -- 2.20.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel