From patchwork Wed Jun 20 11:00:47 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sebastian Andrzej Siewior X-Patchwork-Id: 10477023 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id EF17C60383 for ; Wed, 20 Jun 2018 11:02:51 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DFFE728AD7 for ; Wed, 20 Jun 2018 11:02:51 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D4D0528B99; Wed, 20 Jun 2018 11:02:51 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7756128AD7 for ; Wed, 20 Jun 2018 11:02:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753880AbeFTLCt (ORCPT ); Wed, 20 Jun 2018 07:02:49 -0400 Received: from Galois.linutronix.de ([146.0.238.70]:59901 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754122AbeFTLBb (ORCPT ); Wed, 20 Jun 2018 07:01:31 -0400 Received: from localhost ([127.0.0.1] helo=bazinga.breakpoint.cc) by Galois.linutronix.de with esmtp (Exim 4.80) (envelope-from ) id 1fVarg-0003m6-7L; Wed, 20 Jun 2018 13:01:28 +0200 From: Sebastian Andrzej Siewior To: linux-media@vger.kernel.org Cc: Mauro Carvalho Chehab , linux-usb@vger.kernel.org, tglx@linutronix.de, Sebastian Andrzej Siewior Subject: [PATCH 09/27] media: em28xx-audio: use usb_fill_int_urb() Date: Wed, 20 Jun 2018 13:00:47 +0200 Message-Id: <20180620110105.19955-10-bigeasy@linutronix.de> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180620110105.19955-1-bigeasy@linutronix.de> References: <20180620110105.19955-1-bigeasy@linutronix.de> MIME-Version: 1.0 Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Using usb_fill_int_urb() helps to find code which initializes an URB. A grep for members of the struct (like ->complete) reveal lots of other things, too. Cc: Mauro Carvalho Chehab Signed-off-by: Sebastian Andrzej Siewior --- drivers/media/usb/em28xx/em28xx-audio.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) diff --git a/drivers/media/usb/em28xx/em28xx-audio.c b/drivers/media/usb/em28xx/em28xx-audio.c index 7f75002927a1..4251c9f8e07a 100644 --- a/drivers/media/usb/em28xx/em28xx-audio.c +++ b/drivers/media/usb/em28xx/em28xx-audio.c @@ -877,15 +877,13 @@ static int em28xx_audio_urb_init(struct em28xx *dev) } dev->adev.transfer_buffer[i] = buf; - urb->dev = udev; - urb->context = dev; - urb->pipe = usb_rcvisocpipe(udev, EM28XX_EP_AUDIO); + usb_fill_int_urb(urb, udev, + usb_rcvisocpipe(udev, EM28XX_EP_AUDIO), + buf, ep_size * npackets, em28xx_audio_isocirq, + dev, ep->bInterval); + urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP; - urb->transfer_buffer = buf; - urb->interval = interval; - urb->complete = em28xx_audio_isocirq; urb->number_of_packets = npackets; - urb->transfer_buffer_length = ep_size * npackets; for (j = k = 0; j < npackets; j++, k += ep_size) { urb->iso_frame_desc[j].offset = k;