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[Qemu-devel] [PATCH 8/8] usb-redir: Allow redirecting super speed device
From: |
Hans de Goede |
Subject: |
[Qemu-devel] [PATCH 8/8] usb-redir: Allow redirecting super speed devices to high speed controllers |
Date: |
Wed, 31 Oct 2012 13:47:16 +0100 |
Signed-off-by: Hans de Goede <address@hidden>
---
hw/usb/redirect.c | 23 +++++++++++++++++++++--
1 file changed, 21 insertions(+), 2 deletions(-)
diff --git a/hw/usb/redirect.c b/hw/usb/redirect.c
index 8f9c42e..7904a12 100644
--- a/hw/usb/redirect.c
+++ b/hw/usb/redirect.c
@@ -1091,7 +1091,7 @@ static int usbredir_initfn(USBDevice *udev)
udev->auto_attach = 0;
/* Will be cleared during setup when we find conflicts */
- dev->compatible_speedmask = USB_SPEED_MASK_FULL;
+ dev->compatible_speedmask = USB_SPEED_MASK_FULL | USB_SPEED_MASK_HIGH;
/* Let the backend know we are ready */
qemu_chr_fe_open(dev->cs);
@@ -1233,10 +1233,12 @@ static void usbredir_device_connect(void *priv,
speed = "low speed";
dev->dev.speed = USB_SPEED_LOW;
dev->compatible_speedmask &= ~USB_SPEED_MASK_FULL;
+ dev->compatible_speedmask &= ~USB_SPEED_MASK_HIGH;
break;
case usb_redir_speed_full:
speed = "full speed";
dev->dev.speed = USB_SPEED_FULL;
+ dev->compatible_speedmask &= ~USB_SPEED_MASK_HIGH;
break;
case usb_redir_speed_high:
speed = "high speed";
@@ -1306,7 +1308,7 @@ static void usbredir_device_disconnect(void *priv)
dev->interface_info.interface_count = NO_INTERFACE_INFO;
dev->dev.addr = 0;
dev->dev.speed = 0;
- dev->compatible_speedmask = USB_SPEED_MASK_FULL;
+ dev->compatible_speedmask = USB_SPEED_MASK_FULL | USB_SPEED_MASK_HIGH;
}
static void usbredir_interface_info(void *priv,
@@ -1383,6 +1385,7 @@ static void usbredir_ep_info(void *priv,
break;
case usb_redir_type_iso:
usbredir_mark_speed_incompatible(dev, USB_SPEED_FULL);
+ usbredir_mark_speed_incompatible(dev, USB_SPEED_HIGH);
/* Fall through */
case usb_redir_type_interrupt:
if (!usbredirparser_peer_has_cap(dev->parser,
@@ -1390,6 +1393,11 @@ static void usbredir_ep_info(void *priv,
ep_info->max_packet_size[i] > 64) {
usbredir_mark_speed_incompatible(dev, USB_SPEED_FULL);
}
+ if (!usbredirparser_peer_has_cap(dev->parser,
+ usb_redir_cap_ep_info_max_packet_size) ||
+ ep_info->max_packet_size[i] > 1024) {
+ usbredir_mark_speed_incompatible(dev, USB_SPEED_HIGH);
+ }
if (dev->endpoint[i].interval == 0) {
ERROR("Received 0 interval for isoc or irq endpoint\n");
usbredir_reject_device(dev);
@@ -1520,6 +1528,17 @@ static void usbredir_control_packet(void *priv, uint64_t
id,
DPRINTF("ctrl-in status %d len %d id %"PRIu64"\n", control_packet->status,
len, id);
+ /* Fix up USB-3 ep0 maxpacket size to allow superspeed connected devices
+ * to work redirected to a not superspeed capable hcd */
+ if (dev->dev.speed == USB_SPEED_SUPER &&
+ !((dev->dev.port->speedmask & USB_SPEED_MASK_SUPER)) &&
+ control_packet->requesttype == 0x80 &&
+ control_packet->request == 6 &&
+ control_packet->value == 0x100 && control_packet->index == 0 &&
+ data_len >= 18 && data[7] == 9) {
+ data[7] = 64;
+ }
+
p = usbredir_find_packet_by_id(dev, 0, id);
if (p) {
len = usbredir_handle_status(dev, control_packet->status, len);
--
1.7.12.1
- [Qemu-devel] usb input pipelining patches v3, Hans de Goede, 2012/10/31
- [Qemu-devel] [PATCH 6/8] usb-redir: Use reject rather the disconnect on bad ep info, Hans de Goede, 2012/10/31
- [Qemu-devel] [PATCH 1/8] usb: Add packet combining functions, Hans de Goede, 2012/10/31
- [Qemu-devel] [PATCH 4/8] usb-redir: Add support for input pipelining, Hans de Goede, 2012/10/31
- [Qemu-devel] [PATCH 5/8] usb-redir: Add an usbredir_setup_usb_eps() helper function, Hans de Goede, 2012/10/31
- [Qemu-devel] [PATCH 2/8] combined-packet: Add a workaround for Linux usbfs + live migration, Hans de Goede, 2012/10/31
- [Qemu-devel] [PATCH 7/8] usb-redir: Allow to attach USB 2.0 devices to 1.1 host controller, Hans de Goede, 2012/10/31
- [Qemu-devel] [PATCH 3/8] usb-redir: Add support for 32 bits bulk packet length, Hans de Goede, 2012/10/31
- [Qemu-devel] [PATCH 8/8] usb-redir: Allow redirecting super speed devices to high speed controllers,
Hans de Goede <=