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DM USB: xHCI: enable xHCI SOS S3 support

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This patch enable the support for SOS S3 from the perspective
of USB xHCI.

Signed-off-by: Xiaoguang Wu <xiaoguang.wu@intel.com>
Reviewed-by: Liang Yang <liang3.yang@intel.com>
Acked-by: Yu Wang <yu1.wang@intel.com>
This commit is contained in:
Xiaoguang Wu 2018-08-13 10:33:18 +08:00 committed by lijinxia
parent 0b405ee780
commit 0292e14ff9
1 changed files with 20 additions and 2 deletions
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22
devicemodel/hw/pci/xhci.c
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@ -91,6 +91,7 @@
#include "pci_core.h"
#include "xhci.h"
#include "usb_pmapper.h"
#include "vmmapi.h"
#undef LOG_TAG
#define LOG_TAG "xHCI: "
@ -485,6 +486,7 @@ pci_xhci_native_usb_dev_conn_cb(void *hci_data, void *dev_data)
struct usb_native_devinfo *di;
int vport_start, vport_end;
int port;
int need_intr = 1;
xdev = hci_data;
@ -534,8 +536,12 @@ pci_xhci_native_usb_dev_conn_cb(void *hci_data, void *dev_data)
xdev->port_map_tbl[di->bus][di->port] =
VPORT_NUM_STATE(VPORT_CONNECTED, port);
/* TODO: should revisit in deeper level */
if (vm_get_suspend_mode() != VM_SUSPEND_NONE)
need_intr = 0;
/* Trigger port change event for the arriving device */
if (pci_xhci_connect_port(xdev, port, di->speed, 1))
if (pci_xhci_connect_port(xdev, port, di->speed, need_intr))
UPRINTF(LFTL, "fail to report port event\n");
return 0;
@ -552,6 +558,7 @@ pci_xhci_native_usb_dev_disconn_cb(void *hci_data, void *dev_data)
struct usb_dev *udev;
uint8_t port, slot, native_port;
uint8_t status;
int need_intr = 1;
assert(hci_data);
assert(dev_data);
@ -593,8 +600,19 @@ pci_xhci_native_usb_dev_disconn_cb(void *hci_data, void *dev_data)
xdev->port_map_tbl[di.bus][di.port] = VPORT_NUM_STATE(VPORT_ASSIGNED,
0);
/* TODO: should revisit this in deeper level */
if (vm_get_suspend_mode() != VM_SUSPEND_NONE) {
XHCI_PORTREG_PTR(xdev, port)->portsc &= ~(XHCI_PS_CSC |
XHCI_PS_CCS | XHCI_PS_PED | XHCI_PS_PP);
edev->dev_slotstate = XHCI_ST_DISABLED;
xdev->devices[port] = NULL;
xdev->slots[slot] = NULL;
pci_xhci_dev_destroy(edev);
need_intr = 0;
}
UPRINTF(LDBG, "report virtual port %d status\r\n", port);
if (pci_xhci_disconnect_port(xdev, port, 1)) {
if (pci_xhci_disconnect_port(xdev, port, need_intr)) {
UPRINTF(LFTL, "fail to report event\r\n");
return -1;
}