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[139.178.88.99]) by mx.google.com with ESMTPS id d9443c01a7336-1f855e542e7si53686745ad.161.2024.06.15.05.09.59 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 15 Jun 2024 05:09:59 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-215868-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) client-ip=139.178.88.99; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=b8QHqyIv; arc=pass (i=1 dkim=pass dkdomain=kernel.org); spf=pass (google.com: domain of linux-kernel+bounces-215868-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) smtp.mailfrom="linux-kernel+bounces-215868-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id CA29328238B for ; Sat, 15 Jun 2024 12:09:57 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id CB42645030; Sat, 15 Jun 2024 12:09:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="b8QHqyIv" Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EE9202E400; Sat, 15 Jun 2024 12:09:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718453389; cv=none; b=ViZLE82Mpd9C0YScM51N9OyhSCQqoDt77duTn5E6wRTToB8y9zqetqEm37DOECqJBSVZOUS+ODLK4FV1HTrrQqXzNkcj6xoazzsulxJepSJZIoRcAHal86QBuK5fqSy2Ly2VSRS08fpPd4pO/R+hhpPr4t+SP0X7CfIIjQpTiTk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718453389; c=relaxed/simple; bh=e56elCVsYhzaI2+hNiUznG1iV4hQkayq6NJHiVNEkgk=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=UwA0aBMhwpwtrWjyfenbf4clyt60RzKEf4Xe6aXSx71OvhvdxFhcWkqu9QOsOevilh1NujtwTH7LU16HGaFkpl8m9TVOAAknu0PjAeuvUx+QK+G9lwvSUN88PDv8XWW/lkJy5bbMHmhjxu/8lnp5NRu6Fo35xOGv692IfvPXd7Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=b8QHqyIv; arc=none smtp.client-ip=10.30.226.201 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> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240528102026.40136-2-bastien.curutchet@bootlin.com> 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