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=-16.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, 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=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 C9007C432BE for ; Thu, 26 Aug 2021 11:14:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A6CEF60F25 for ; Thu, 26 Aug 2021 11:14:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241883AbhHZLOs (ORCPT ); Thu, 26 Aug 2021 07:14:48 -0400 Received: from mail.kernel.org ([198.145.29.99]:56632 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233961AbhHZLOs (ORCPT ); Thu, 26 Aug 2021 07:14:48 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id EB7716109F; Thu, 26 Aug 2021 11:13:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1629976441; bh=R3+zOTYnzWSKqvKSLGGkpOD2vXvF+hXaLxX3Au6E5Ys=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=dv7IkdXaqE+okpU9nbnP0i0e7gbo51Zz29i8e75jBiPJclocGPZ03lfV2lCZmgGgG tVxN+H2CzUjQfDV7S8Cxn/OTdayHIuJ6NmR2jynJvlqeupxt3pXRoYYsnxYS8unXNi 54qToR1du6dws/p3PBH+O/cd3ZIhnsNnBqBzmXew= Date: Thu, 26 Aug 2021 13:13:55 +0200 From: Greg KH To: Nehal Bakulchandra Shah Cc: balbi@kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, kun.liu2@amd.com, alexander.deucher@amd.com Subject: Re: [RESEND PATCH 2/2] usb: dwc3: pci add property to allow user space role switch Message-ID: References: <20210824192337.3100288-1-Nehal-Bakulchandra.shah@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210824192337.3100288-1-Nehal-Bakulchandra.shah@amd.com> Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Wed, Aug 25, 2021 at 12:53:37AM +0530, Nehal Bakulchandra Shah wrote: > For AMD platform there is a requirement to enable user space role > switch from host to device and device to host as customer platform is not > completely capable of OTG i.e. with type C controller it does not have PD > to support role switching. Hence, based ACPI/EC interrupt role switch is > triggered by the usemode script running in background. > > Signed-off-by: Nehal Bakulchandra Shah > --- > drivers/usb/dwc3/drd.c | 2 ++ > drivers/usb/dwc3/dwc3-pci.c | 1 + > 2 files changed, 3 insertions(+) Why is just patch 2/2 resent? confused, greg k-h