From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752760Ab1GSJQN (ORCPT ); Tue, 19 Jul 2011 05:16:13 -0400 Received: from cantor2.suse.de ([195.135.220.15]:48656 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752364Ab1GSJQL (ORCPT ); Tue, 19 Jul 2011 05:16:11 -0400 From: Oliver Neukum Organization: SUSE To: "Amit Blay" Subject: Re: [PATCH/RFC 5/5] usb: Add support for streams alloc/dealloc to devio.c Date: Tue, 19 Jul 2011 11:18:48 +0200 User-Agent: KMail/1.13.5 (Linux/3.0.0-rc6-12-desktop+; KDE/4.4.4; x86_64; ; ) Cc: "Sarah Sharp" , "Tatyana Brokhman" , greg@kroah.com, linux-usb@vger.kernel.org, linux-arm-msm@vger.kernel.org, balbi@ti.com, "Amit Blay" , "open list" References: <1308231068-24038-2-git-send-email-tlinder@codeaurora.org> <20110630174538.GA7979@xanatos> <8bcfda19cbc633e011e6b28a6183e68b.squirrel@www.codeaurora.org> In-Reply-To: <8bcfda19cbc633e011e6b28a6183e68b.squirrel@www.codeaurora.org> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201107191118.48536.oneukum@suse.de> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am Dienstag, 19. Juli 2011, 11:12:39 schrieb Amit Blay: > > So it seems like you also need a way for userspace to specify which > > endpoints get streams, and which endpoints have streams freed. I will > > What I have in mind is user space passing a structure holding: > > 1. Interface number [IN] > 2. Bitmap indicating which EP to allocate streams for [IN] If this is a bitmap, > 3. Number of streams to allocate, one number [IN} > 4. Number of streams actually allocated, one number [OUT] how can those be scalars? Regards Oliver