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[Qemu-devel] [PATCH v4 19/32] usb: hub: remote wakeup support.
From: |
Gerd Hoffmann |
Subject: |
[Qemu-devel] [PATCH v4 19/32] usb: hub: remote wakeup support. |
Date: |
Wed, 12 Jan 2011 12:20:01 +0100 |
This patch makes the usb hub handle remote wakeup requests from devices
properly by updating the port status register and forwarding the wakeup
to the upstream port.
Signed-off-by: Gerd Hoffmann <address@hidden>
---
hw/usb-hub.c | 12 ++++++++++++
1 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/hw/usb-hub.c b/hw/usb-hub.c
index 8837bd9..8a80151 100644
--- a/hw/usb-hub.c
+++ b/hw/usb-hub.c
@@ -245,6 +245,17 @@ static void usb_hub_detach(USBPort *port1)
}
}
+static void usb_hub_wakeup(USBDevice *dev)
+{
+ USBHubState *s = dev->port->opaque;
+ USBHubPort *port = &s->ports[dev->port->index];
+
+ if (port->wPortStatus & PORT_STAT_SUSPEND) {
+ port->wPortChange |= PORT_STAT_C_SUSPEND;
+ usb_wakeup(&s->dev);
+ }
+}
+
static void usb_hub_handle_reset(USBDevice *dev)
{
/* XXX: do it */
@@ -502,6 +513,7 @@ static void usb_hub_handle_destroy(USBDevice *dev)
static USBPortOps usb_hub_port_ops = {
.attach = usb_hub_attach,
.detach = usb_hub_detach,
+ .wakeup = usb_hub_wakeup,
};
static int usb_hub_initfn(USBDevice *dev)
--
1.7.1
- [Qemu-devel] [PATCH v4 10/32] usb storage: serial number support, (continued)
- [Qemu-devel] [PATCH v4 10/32] usb storage: serial number support, Gerd Hoffmann, 2011/01/12
- [Qemu-devel] [PATCH v4 05/32] usb storage: use new descriptor infrastructure., Gerd Hoffmann, 2011/01/12
- [Qemu-devel] [PATCH v4 06/32] usb wacom: use new descriptor infrastructure., Gerd Hoffmann, 2011/01/12
- [Qemu-devel] [PATCH v4 09/32] usb descriptors: add settable strings., Gerd Hoffmann, 2011/01/12
- [Qemu-devel] [PATCH v4 08/32] usb hub: use new descriptor infrastructure., Gerd Hoffmann, 2011/01/12
- [Qemu-devel] [PATCH v4 12/32] usb: move USB_REQ_SET_ADDRESS handling to common code, Gerd Hoffmann, 2011/01/12
- [Qemu-devel] [PATCH v4 07/32] usb bluetooth: use new descriptor infrastructure., Gerd Hoffmann, 2011/01/12
- [Qemu-devel] [PATCH v4 11/32] usb network: use new descriptor infrastructure., Gerd Hoffmann, 2011/01/12
- [Qemu-devel] [PATCH v4 14/32] usb: move remote wakeup handling to common code, Gerd Hoffmann, 2011/01/12
- [Qemu-devel] [PATCH v4 21/32] usb: hid: change serial number to "42"., Gerd Hoffmann, 2011/01/12
- [Qemu-devel] [PATCH v4 19/32] usb: hub: remote wakeup support.,
Gerd Hoffmann <=
- [Qemu-devel] [PATCH v4 23/32] usb: add attach callback, Gerd Hoffmann, 2011/01/12
- [Qemu-devel] [PATCH v4 15/32] usb: create USBPortOps, move attach there., Gerd Hoffmann, 2011/01/12
- [Qemu-devel] [PATCH v4 20/32] usb: hid: remote wakeup support., Gerd Hoffmann, 2011/01/12
- [Qemu-devel] [PATCH v4 18/32] usb: uhci: remote wakeup support., Gerd Hoffmann, 2011/01/12
- [Qemu-devel] [PATCH v4 17/32] usb: add usb_wakeup() + wakeup callback to port ops, Gerd Hoffmann, 2011/01/12
- [Qemu-devel] [PATCH v4 31/32] usb: rewrite fw path, fix numbering, Gerd Hoffmann, 2011/01/12
- [Qemu-devel] [PATCH v4 24/32] usb: add usb_desc_attach, Gerd Hoffmann, 2011/01/12
- [Qemu-devel] [PATCH v4 22/32] usb: add speed mask to ports, Gerd Hoffmann, 2011/01/12