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 D608EC27C4F for ; Sat, 15 Jun 2024 12:09:53 +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:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=WLhaWZnuLZfSGmT7n3DvxvEIlR6brqcP9D6XetM/few=; b=2gie7mg+0el/V9 4Y3Likc/TEx1dO+RBJIcq5k4WopC+t8HGqTCSbtbAkRuNRNoeACvpdNOpkyMrl5WG/BMH9e/Av5gd BzaK8hX25RXVn6LTxCGdFAO3qpbbtomj78CcamFBdZei5O7fOvgvqdLo7fB3wqAGG7fD8m+rJlmfC F/DyLMZf5iFVC20D9k+erUZqWp6zZiH/1RXIUTvsheUzC6YzCIYrKhgPMgeMkWegdk4dY52UnG+Rh NIqjYnKQiJBDHnxf8/8ATIMqVS5yO1eyEWKrhhyqED18orWH0hWqEfi4ezi8NHo+EkA8PASjgSVTW ExDRawsdjNhOhsyv262Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sISED-00000005Lw4-1iNt; Sat, 15 Jun 2024 12:09:53 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sISEA-00000005Lvc-3ijr for linux-phy@lists.infradead.org; Sat, 15 Jun 2024 12:09:52 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id DC30E60B96; Sat, 15 Jun 2024 12:09:48 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 060BBC116B1; Sat, 15 Jun 2024 12:09:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1718453388; bh=e56elCVsYhzaI2+hNiUznG1iV4hQkayq6NJHiVNEkgk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=b8QHqyIv7MXOgxrbk/AJH2SpyB7L40J7K7ndde7X39Cq8n2QYUWRPoIUwYkTmhqTd 1K1KOK2Em+fC9JCQLUPvKDvQTFr866jV+y/D6Sxx8ViLw+e+Pgkn8sfw8/9gljZ68a uIGxQ5Dao3My7H8NfMRxIu2NAQoCfnIwwjcTZdiwoJhifaTRuFKAlgHJIrDFhmHZVI 1etSEhGwfqceepTDWDENFI6LSGWavfL+qEtKYhUtXZ+0nB3MIbPCCq9hvqgdxIDYep GXAde5qysJ0se1WzT28N9wNS8S+bq3+maUtAsWXx57qq8tTKhgRrRQmWRVGg1VJufL f4kj0IPYgdAVg== Date: Sat, 15 Jun 2024 17:39:44 +0530 From: Vinod Koul To: Bastien Curutchet Cc: Kishon Vijay Abraham I , Bin Liu , Greg Kroah-Hartman , linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, Thomas Petazzoni , herve.codina@bootlin.com, christophercordahi@nanometrics.ca Subject: Re: [PATCH 1/4] phy: ti: phy-da8xx-usb: Add runtime PM support Message-ID: References: <20240528102026.40136-1-bastien.curutchet@bootlin.com> <20240528102026.40136-2-bastien.curutchet@bootlin.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20240528102026.40136-2-bastien.curutchet@bootlin.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240615_050951_093029_3EF17CA8 X-CRM114-Status: UNSURE ( 7.20 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org On 28-05-24, 12:20, Bastien Curutchet wrote: > Runtime PM is not supported while USB PHY can be turned off from > register accesses. > > Add runtime PM for the USB2.0 PHY. The PHY is entirely shut down to save > as much power as possible. This means that gadgets will not be discovered > once suspend state is entered, and suspend state can not be left without > an explicit user intervention (through sysfs). That's why runtime PM is > disabled by default. Acked-by: Vinod Koul -- ~Vinod -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy