From patchwork Tue Oct 8 19:58:17 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hans de Goede X-Patchwork-Id: 281611 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id B6FB42C00AB for ; Wed, 9 Oct 2013 07:05:16 +1100 (EST) Received: from localhost ([::1]:38752 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VTdWs-00028G-Q6 for incoming@patchwork.ozlabs.org; Tue, 08 Oct 2013 16:05:14 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40699) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VTdQd-0003d9-18 for qemu-devel@nongnu.org; Tue, 08 Oct 2013 15:58:52 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VTdQV-0004wX-PQ for qemu-devel@nongnu.org; Tue, 08 Oct 2013 15:58:46 -0400 Received: from mx1.redhat.com ([209.132.183.28]:17855) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VTdQV-0004wK-BN for qemu-devel@nongnu.org; Tue, 08 Oct 2013 15:58:39 -0400 Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id r98JwcGH027342 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Tue, 8 Oct 2013 15:58:38 -0400 Received: from shalem.localdomain.com (vpn1-4-104.ams2.redhat.com [10.36.4.104]) by int-mx10.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id r98JwJIN024285; Tue, 8 Oct 2013 15:58:37 -0400 From: Hans de Goede To: Gerd Hoffmann Date: Tue, 8 Oct 2013 21:58:17 +0200 Message-Id: <1381262298-3241-13-git-send-email-hdegoede@redhat.com> In-Reply-To: <1381262298-3241-1-git-send-email-hdegoede@redhat.com> References: <1381262298-3241-1-git-send-email-hdegoede@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.23 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 209.132.183.28 Cc: Hans de Goede , qemu-devel@nongnu.org Subject: [Qemu-devel] [PATCH 12/13] usb-host-libusb: Add alloc / free streams ops X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: Hans de Goede --- hw/usb/host-libusb.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) diff --git a/hw/usb/host-libusb.c b/hw/usb/host-libusb.c index 0dd60b2..894875b 100644 --- a/hw/usb/host-libusb.c +++ b/hw/usb/host-libusb.c @@ -1280,6 +1280,54 @@ static void usb_host_handle_reset(USBDevice *udev) } } +static int usb_host_alloc_streams(USBDevice *udev, USBEndpoint **eps, + int nr_eps, int streams) +{ +#if LIBUSBX_API_VERSION >= 0x01000103 + USBHostDevice *s = USB_HOST_DEVICE(udev); + unsigned char endpoints[30]; + int i, rc; + + for (i = 0; i < nr_eps; i++) { + endpoints[i] = eps[i]->nr; + if (eps[i]->pid == USB_TOKEN_IN) { + endpoints[i] |= 0x80; + } + } + rc = libusb_alloc_streams(s->dh, streams, endpoints, nr_eps); + if (rc < 0) { + usb_host_libusb_error("libusb_alloc_streams", rc); + } else if (rc != streams) { + fprintf(stderr, + "libusb_alloc_streams: got less streams then requested %d < %d\n", + rc, streams); + } + + return (rc == streams) ? 0 : -1; +#else + fprintf(stderr, "libusb_alloc_streams: error not implemented\n"); + return -1; +#endif +} + +static void usb_host_free_streams(USBDevice *udev, USBEndpoint **eps, + int nr_eps) +{ +#if LIBUSBX_API_VERSION >= 0x01000103 + USBHostDevice *s = USB_HOST_DEVICE(udev); + unsigned char endpoints[30]; + int i; + + for (i = 0; i < nr_eps; i++) { + endpoints[i] = eps[i]->nr; + if (eps[i]->pid == USB_TOKEN_IN) { + endpoints[i] |= 0x80; + } + } + libusb_free_streams(s->dh, endpoints, nr_eps); +#endif +} + /* * This is *NOT* about restoring state. We have absolutely no idea * what state the host device is in at the moment and whenever it is @@ -1361,6 +1409,8 @@ static void usb_host_class_initfn(ObjectClass *klass, void *data) uc->handle_reset = usb_host_handle_reset; uc->handle_destroy = usb_host_handle_destroy; uc->flush_ep_queue = usb_host_flush_ep_queue; + uc->alloc_streams = usb_host_alloc_streams; + uc->free_streams = usb_host_free_streams; dc->vmsd = &vmstate_usb_host; dc->props = usb_host_dev_properties; set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories);