| From eccc9faa264d2228126d4fccc5a603b70b02cc9c Mon Sep 17 00:00:00 2001 |
| From: Gerd Hoffmann <kraxel@redhat.com> |
| Date: Fri, 11 Jul 2014 14:20:54 +0200 |
| Subject: [PATCH 20/43] usb: Add usb_device_alloc/free_streams |
| |
| Message-id: <1405088470-24115-22-git-send-email-kraxel@redhat.com> |
| Patchwork-id: 59833 |
| O-Subject: [RHEL-7.1 qemu-kvm PATCH 21/37] usb: Add usb_device_alloc/free_streams |
| Bugzilla: 1111450 |
| RH-Acked-by: Dr. David Alan Gilbert (git) <dgilbert@redhat.com> |
| RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com> |
| RH-Acked-by: Laszlo Ersek <lersek@redhat.com> |
| |
| From: Hans de Goede <hdegoede@redhat.com> |
| |
| Signed-off-by: Hans de Goede <hdegoede@redhat.com> |
| Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> |
| (cherry picked from commit 3b444eadf7726d976be4ac89e8e742cb7eb7a5ee) |
| |
| hw/usb/bus.c | 18 ++++++++++++++++++ |
| include/hw/usb.h | 12 ++++++++++++ |
| 2 files changed, 30 insertions(+) |
| |
| Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com> |
| |
| 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 f4eeb5e..12641fe 100644 |
| |
| |
| @@ -206,6 +206,24 @@ 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 116293e..000001b 100644 |
| |
| |
| @@ -327,6 +327,14 @@ 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; |
| @@ -564,6 +572,10 @@ 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); |
| -- |
| 1.8.3.1 |
| |