62 lines
1.9 KiB
Diff
62 lines
1.9 KiB
Diff
From 626f97d5fb771fadedccc9d05f6fea47b689c3bc Mon Sep 17 00:00:00 2001
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From: Gerd Hoffmann <kraxel@redhat.com>
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Date: Tue, 28 Aug 2012 17:28:50 +0200
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Subject: [PATCH] usb3: superspeed descriptors
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Add superspeed descriptor entry to USBDesc,
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advertise superspeed support when present.
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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---
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hw/usb/desc.c | 10 +++++++++-
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hw/usb/desc.h | 1 +
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2 files changed, 10 insertions(+), 1 deletion(-)
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diff --git a/hw/usb/desc.c b/hw/usb/desc.c
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index 0a9d3c9..3e8c6cb 100644
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--- a/hw/usb/desc.c
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+++ b/hw/usb/desc.c
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@@ -359,6 +359,9 @@ static void usb_desc_setdefaults(USBDevice *dev)
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case USB_SPEED_HIGH:
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dev->device = desc->high;
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break;
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+ case USB_SPEED_SUPER:
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+ dev->device = desc->super;
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+ break;
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}
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usb_desc_set_config(dev, 0);
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}
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@@ -376,6 +379,9 @@ void usb_desc_init(USBDevice *dev)
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if (desc->high) {
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dev->speedmask |= USB_SPEED_MASK_HIGH;
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}
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+ if (desc->super) {
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+ dev->speedmask |= USB_SPEED_MASK_SUPER;
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+ }
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usb_desc_setdefaults(dev);
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}
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@@ -384,7 +390,9 @@ void usb_desc_attach(USBDevice *dev)
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const USBDesc *desc = usb_device_get_usb_desc(dev);
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assert(desc != NULL);
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- if (desc->high && (dev->port->speedmask & USB_SPEED_MASK_HIGH)) {
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+ if (desc->super && (dev->port->speedmask & USB_SPEED_MASK_SUPER)) {
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+ dev->speed = USB_SPEED_SUPER;
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+ } else if (desc->high && (dev->port->speedmask & USB_SPEED_MASK_HIGH)) {
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dev->speed = USB_SPEED_HIGH;
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} else if (desc->full && (dev->port->speedmask & USB_SPEED_MASK_FULL)) {
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dev->speed = USB_SPEED_FULL;
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diff --git a/hw/usb/desc.h b/hw/usb/desc.h
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index 7cf5442..d89fa41 100644
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--- a/hw/usb/desc.h
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+++ b/hw/usb/desc.h
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@@ -152,6 +152,7 @@ struct USBDesc {
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USBDescID id;
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const USBDescDevice *full;
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const USBDescDevice *high;
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+ const USBDescDevice *super;
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const char* const *str;
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};
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