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=-5.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable 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 CE7E1C43603 for ; Wed, 11 Dec 2019 18:53:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A677C206C3 for ; Wed, 11 Dec 2019 18:53:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="AyYcGg18" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727237AbfLKSxI (ORCPT ); Wed, 11 Dec 2019 13:53:08 -0500 Received: from lelv0142.ext.ti.com ([198.47.23.249]:59174 "EHLO lelv0142.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726463AbfLKSxI (ORCPT ); Wed, 11 Dec 2019 13:53:08 -0500 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id xBBIqxps001589; Wed, 11 Dec 2019 12:52:59 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1576090379; bh=f15tC67Mw6VJaPjDHx03fxOkJ7SSEWEdq7lkKckL4yU=; h=Date:From:To:CC:Subject:References:In-Reply-To; b=AyYcGg18UkMJwm2f0NstPTMLZFABrS0QB1qhka2ELieoiik8THCIf1DY91U/VnBn0 +dwJZn8aIwFNi3WKJlApshKK4AI3Oyql7CmYkshRxw9vQMjqVI1UvxWfNH4VvG4Ulz U0KRjdcbAzmArt6aHs9k6sJMZuFw1llGZQqGI2QQ= Received: from DLEE100.ent.ti.com (dlee100.ent.ti.com [157.170.170.30]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id xBBIqxlf042246 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 11 Dec 2019 12:52:59 -0600 Received: from DLEE101.ent.ti.com (157.170.170.31) by DLEE100.ent.ti.com (157.170.170.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1847.3; Wed, 11 Dec 2019 12:52:59 -0600 Received: from lelv0326.itg.ti.com (10.180.67.84) by DLEE101.ent.ti.com (157.170.170.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1847.3 via Frontend Transport; Wed, 11 Dec 2019 12:52:59 -0600 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id xBBIqxYD128795; Wed, 11 Dec 2019 12:52:59 -0600 Date: Wed, 11 Dec 2019 12:52:24 -0600 From: Bin Liu To: Paul Cercueil CC: Greg Kroah-Hartman , , , , Artur Rojek Subject: Re: [PATCH v3 2/7] usb: musb: dma: Add support for shared IRQ Message-ID: <20191211185224.GD16429@iaqt7> Mail-Followup-To: Bin Liu , Paul Cercueil , Greg Kroah-Hartman , od@zcrc.me, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Artur Rojek References: <20191210171110.62141-1-paul@crapouillou.net> <20191210171110.62141-2-paul@crapouillou.net> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20191210171110.62141-2-paul@crapouillou.net> User-Agent: Mutt/1.9.4 (2018-02-28) X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Tue, Dec 10, 2019 at 06:11:05PM +0100, Paul Cercueil wrote: > The implementation of the Inventra IP in some of the Ingenic JZ47xx SoCs > does not use a separate IRQ line for DMA transfers. > > Allow these SoCs to be supported by adding a flag 'dma_share_usb_irq' > in the struct musb. If set, no extra IRQ line is required, and the musb > glue will need to call the API function musbhs_dma_controller_irq() > within its interrupt handler. > > Signed-off-by: Paul Cercueil > Tested-by: Artur Rojek > --- Queued for usb-next. Thanks. -Bin.