From patchwork Sat Apr 2 23:27:41 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Grzeschik X-Patchwork-Id: 12800002 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A7C20C433FE for ; Mon, 4 Apr 2022 08:49:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241362AbiDDIvj (ORCPT ); Mon, 4 Apr 2022 04:51:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55840 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240155AbiDDIvb (ORCPT ); Mon, 4 Apr 2022 04:51:31 -0400 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 208601EC47 for ; Mon, 4 Apr 2022 01:49:35 -0700 (PDT) Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nbIOz-0004kh-9r; Mon, 04 Apr 2022 10:49:33 +0200 Received: from [2a0a:edc0:0:1101:1d::ac] (helo=dude04.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1nan9o-000dDV-R3; Sun, 03 Apr 2022 01:27:47 +0200 Received: from mgr by dude04.red.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1nan9m-00FCQf-KB; Sun, 03 Apr 2022 01:27:46 +0200 From: Michael Grzeschik To: linux-usb@vger.kernel.org Cc: balbi@kernel.org, laurent.pinchart@ideasonboard.com, paul.elder@ideasonboard.com, kernel@pengutronix.de, nicolas@ndufresne.ca, kieran.bingham@ideasonboard.com Subject: [PATCH v2 0/3] usb: gadget: uvc: fix sg handling Date: Sun, 3 Apr 2022 01:27:41 +0200 Message-Id: <20220402232744.3622565-1-m.grzeschik@pengutronix.de> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: mgr@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-usb@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org This series adds patches to fix the scatter gather handling when streaming with uvc gadget. v1: https://lore.kernel.org/linux-usb/20220228141659.775302-1-m.grzeschik@pengutronix.de/ Michael Grzeschik (3): usb: gadget: uvc: rework uvcg_queue_next_buffer to uvcg_complete_buffer usb: gadget: uvc: giveback vb2 buffer on req complete usb: gadget: uvc: improve sg exit condition drivers/usb/gadget/function/uvc.h | 1 + drivers/usb/gadget/function/uvc_queue.c | 15 ++------------- drivers/usb/gadget/function/uvc_queue.h | 2 +- drivers/usb/gadget/function/uvc_video.c | 17 +++++++++++++---- 4 files changed, 17 insertions(+), 18 deletions(-)