Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752936AbbKIEAC (ORCPT ); Sun, 8 Nov 2015 23:00:02 -0500 Received: from mail-io0-f172.google.com ([209.85.223.172]:36053 "EHLO mail-io0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752062AbbKID77 (ORCPT ); Sun, 8 Nov 2015 22:59:59 -0500 MIME-Version: 1.0 In-Reply-To: <1446465323-9493-3-git-send-email-martyn.welch@collabora.co.uk> References: <1446465323-9493-1-git-send-email-martyn.welch@collabora.co.uk> <1446465323-9493-3-git-send-email-martyn.welch@collabora.co.uk> Date: Mon, 9 Nov 2015 09:29:58 +0530 Message-ID: Subject: Re: [RFC 2/8] mailbox: Add NVIDIA Tegra XUSB mailbox driver From: Jassi Brar To: Martyn Welch Cc: "linux-tegra@vger.kernel.org" , Thierry Reding , Stephen Warren , Jon Hunter , Linux Kernel Mailing List , Andrew Bresticker , Thierry Reding Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 946 Lines: 18 On Mon, Nov 2, 2015 at 5:25 PM, Martyn Welch wrote: > From: Andrew Bresticker > > The Tegra xHCI controller's firmware communicates requests to the host > processor through a mailbox interface. While there is only a single > physical channel, messages sent by the controller can be divided > into two groups: those intended for the PHY driver and those intended > for the host-controller driver. The requesting driver is assigned > one of two virtual channels when the single physical channel is > requested. All incoming messages are sent to both virtual channels. > IIRC Andrew wanted to redo the driver and in fact asked me to not pick it. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/