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=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 7389DC43460 for ; Thu, 8 Apr 2021 09:45:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2DE8A61155 for ; Thu, 8 Apr 2021 09:45:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231462AbhDHJpm (ORCPT ); Thu, 8 Apr 2021 05:45:42 -0400 Received: from smtprelay-out1.synopsys.com ([149.117.73.133]:37594 "EHLO smtprelay-out1.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231472AbhDHJpk (ORCPT ); Thu, 8 Apr 2021 05:45:40 -0400 Received: from mailhost.synopsys.com (mdc-mailhost1.synopsys.com [10.225.0.209]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by smtprelay-out1.synopsys.com (Postfix) with ESMTPS id 40948407FC; Thu, 8 Apr 2021 09:45:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1617875129; bh=lPCDsZcRhusTFDeg15mXbONSbqTeAeoBYV574nrxvCU=; h=Date:In-Reply-To:References:From:Subject:To:Cc:From; b=EB4iR7h+v/MNgrocS9YbkPHZJ3jLe45pROc0WrS7JOlTpUIBOCQ+lV4FABTg3mVVb nImszTwIeFOK5sxdjFUXqYtc0FR7jQsQn5gob2k9OmjC7E2kQXaO33fbSPywBm9zBN Ex6Ql2Tpp60hFKpJICckv6EuZjRWNaPw9LvhM0pBOCjUN65LlwQDi4F9RinrUt+fF3 S5zUAZTkMN+9fTLmMsxUc4z3ESuDmsors7p7eaurBijb1gqfAWcSZoWIdBnglTlIKo O1tDQh+iojRG4imXN6bhhBZ8DTHUwZwR6rx4ImNMUxI/HW7LShVML0ke/dMcgiXQv1 Pd+LmxEqRyPpQ== Received: from razpc-HP (razpc-hp.internal.synopsys.com [10.116.126.207]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by mailhost.synopsys.com (Postfix) with ESMTPSA id 4DD7AA022E; Thu, 8 Apr 2021 09:45:26 +0000 (UTC) Received: by razpc-HP (sSMTP sendmail emulation); Thu, 08 Apr 2021 13:45:25 +0400 Date: Thu, 08 Apr 2021 13:45:25 +0400 In-Reply-To: References: X-SNPS-Relay: synopsys.com From: Artur Petrosyan Subject: [PATCH v3 08/14] usb: dwc2: Add exit partial power down when port reset is asserted To: Felipe Balbi , Greg Kroah-Hartman , Minas Harutyunyan , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Cc: John Youn , Artur Petrosyan Message-Id: <20210408094526.4DD7AA022E@mailhost.synopsys.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Adds Partial Power Down exiting flow when set port feature reset is received in suspended state. Signed-off-by: Artur Petrosyan --- Changes in v3: - None Changes in v2: - None drivers/usb/dwc2/hcd.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c index 720354df014b..7c7496719152 100644 --- a/drivers/usb/dwc2/hcd.c +++ b/drivers/usb/dwc2/hcd.c @@ -3694,6 +3694,15 @@ static int dwc2_hcd_hub_control(struct dwc2_hsotg *hsotg, u16 typereq, if (hsotg->params.power_down == DWC2_POWER_DOWN_PARAM_HIBERNATION && hsotg->hibernated) dwc2_exit_hibernation(hsotg, 0, 1, 1); + + if (hsotg->in_ppd) { + retval = dwc2_exit_partial_power_down(hsotg, 1, + true); + if (retval) + dev_err(hsotg->dev, + "exit partial_power_down failed\n"); + } + hprt0 = dwc2_read_hprt0(hsotg); dev_dbg(hsotg->dev, "SetPortFeature - USB_PORT_FEAT_RESET\n"); -- 2.25.1