This patch supports projects to use _DSM to control USB3 U1/U2 transition per port. More details can be found in https://web.archive.org/web/20230116084819/https://learn.microsoft.com/en-us/windows-hardware/drivers/bringup/usb-device-specific-method---dsm- The ACPI and USB driver of linux kernel need corresponding functions to support this feature. Please see https://git.kernel.org/pub/scm/linux/kernel/git/mnyman/xhci.git/log/?h=port_check_acpi_dsm BUG=b:253402457 TEST=tested on felwinter and found _DSM method is created. Change-Id: Iffb2498e26352a3f120c097c50587324e311e8ba Signed-off-by: Kane Chen <kane.chen@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/71924 Reviewed-by: Kapil Porwal <kapilporwal@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com> |
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|---|---|---|
| .. | ||
| acpi | ||
| hub | ||
| pci_xhci | ||
| console.c | ||
| ehci.h | ||
| ehci_debug.c | ||
| ehci_debug.h | ||
| gadget.c | ||
| Kconfig | ||
| Makefile.inc | ||
| pci_ehci.c | ||
| usb_ch9.h | ||