From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36974) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VilUU-0006UI-7J for qemu-devel@nongnu.org; Tue, 19 Nov 2013 08:37:24 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VilUM-0008Bn-Tq for qemu-devel@nongnu.org; Tue, 19 Nov 2013 08:37:18 -0500 Received: from mx1.redhat.com ([209.132.183.28]:26586) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VilUM-0008BL-KT for qemu-devel@nongnu.org; Tue, 19 Nov 2013 08:37:10 -0500 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id rAJDb97P029029 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Tue, 19 Nov 2013 08:37:10 -0500 From: Hans de Goede Date: Tue, 19 Nov 2013 14:36:57 +0100 Message-Id: <1384868224-15389-3-git-send-email-hdegoede@redhat.com> In-Reply-To: <1384868224-15389-1-git-send-email-hdegoede@redhat.com> References: <1384868224-15389-1-git-send-email-hdegoede@redhat.com> Subject: [Qemu-devel] [PATCH 2/9] usb: Add usb_device_alloc/free_streams List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Gerd Hoffmann Cc: Hans de Goede , qemu-devel@nongnu.org Signed-off-by: Hans de Goede --- hw/usb/bus.c | 18 ++++++++++++++++++ include/hw/usb.h | 12 ++++++++++++ 2 files changed, 30 insertions(+) diff --git a/hw/usb/bus.c b/hw/usb/bus.c index ca329be..09848c6 100644 --- a/hw/usb/bus.c +++ b/hw/usb/bus.c @@ -203,6 +203,24 @@ void usb_device_ep_stopped(USBDevice *dev, USBEndpoint *ep) } } +int usb_device_alloc_streams(USBDevice *dev, USBEndpoint **eps, int nr_eps, + int streams) +{ + USBDeviceClass *klass = USB_DEVICE_GET_CLASS(dev); + if (klass->alloc_streams) { + return klass->alloc_streams(dev, eps, nr_eps, streams); + } + return 0; +} + +void usb_device_free_streams(USBDevice *dev, USBEndpoint **eps, int nr_eps) +{ + USBDeviceClass *klass = USB_DEVICE_GET_CLASS(dev); + if (klass->free_streams) { + klass->free_streams(dev, eps, nr_eps); + } +} + static int usb_qdev_init(DeviceState *qdev) { USBDevice *dev = USB_DEVICE(qdev); diff --git a/include/hw/usb.h b/include/hw/usb.h index e9d96ba..0a6ef4a 100644 --- a/include/hw/usb.h +++ b/include/hw/usb.h @@ -315,6 +315,14 @@ typedef struct USBDeviceClass { */ void (*ep_stopped)(USBDevice *dev, USBEndpoint *ep); + /* + * Called by the hcd to alloc / free streams on a bulk endpoint. + * Optional may be NULL. + */ + int (*alloc_streams)(USBDevice *dev, USBEndpoint **eps, int nr_eps, + int streams); + void (*free_streams)(USBDevice *dev, USBEndpoint **eps, int nr_eps); + const char *product_desc; const USBDesc *usb_desc; } USBDeviceClass; @@ -553,6 +561,10 @@ void usb_device_flush_ep_queue(USBDevice *dev, USBEndpoint *ep); void usb_device_ep_stopped(USBDevice *dev, USBEndpoint *ep); +int usb_device_alloc_streams(USBDevice *dev, USBEndpoint **eps, int nr_eps, + int streams); +void usb_device_free_streams(USBDevice *dev, USBEndpoint **eps, int nr_eps); + const char *usb_device_get_product_desc(USBDevice *dev); const USBDesc *usb_device_get_usb_desc(USBDevice *dev); -- 1.8.4.2