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DM USB: xHCI: add xHCI de-initialization support

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add support for xHCI de-initialization when the guest
dose shutdown or reboot.

Change-Id: I3dfc1ed1a905b455ef455dff2065e872aa5c1ef8
Signed-off-by: Wu, Xiaoguang <xiaoguang.wu@intel.com>
Reviewed-by: Shuo Liu <shuo.a.liu@intel.com>
Reviewed-by: Yu Wang <yu1.wang@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Wu, Xiaoguang
2018-05-21 14:13:36 +08:00
committed by lijinxia
parent 048b2c76a3
commit 6449950ccc
3 changed files with 63 additions and 0 deletions
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35
devicemodel/hw/pci/xhci.c
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@@ -3321,9 +3321,44 @@ done:
return error;
}
static void
pci_xhci_deinit(struct vmctx *ctx, struct pci_vdev *dev, char *opts)
{
int i;
struct pci_xhci_vdev *xdev;
struct pci_xhci_dev_emu *de;
assert(dev);
xdev = dev->arg;
UPRINTF(LINF, "de-initialization\r\n");
assert(xdev);
assert(xdev->devices);
for (i = 1; i <= XHCI_MAX_DEVS; ++i) {
de = xdev->devices[i];
if (de) {
xdev->devices[i] = NULL;
pci_xhci_dev_destroy(de);
xdev->ndevices--;
}
}
free(xdev->devices);
free(xdev->slots);
free(xdev->portregs);
usb_dev_sys_deinit();
pthread_mutex_destroy(&xdev->mtx);
free(xdev);
xhci_in_use = 0;
}
struct pci_vdev_ops pci_ops_xhci = {
.class_name = "xhci",
.vdev_init = pci_xhci_init,
.vdev_deinit = pci_xhci_deinit,
.vdev_barwrite = pci_xhci_write,
.vdev_barread = pci_xhci_read
};