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Commit 161c3bc3 authored by Alex Hung's avatar Alex Hung Committed by Greg Kroah-Hartman
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usb: clarify ACPI spec version and section number for _UPC & _PLD 



ACPI spec inserts sections for new features frequently and section
numbers are changed. It is easy to refer to ACPI spec if ACPI version
is available in comments.

There are no functional changes.

Signed-off-by: default avatarAlex Hung <alex.hung@canonical.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 57edd462

drivers/usb/core/usb-acpi.c

+2 −2
Original line number Original line Diff line number Diff line
@@ -90,8 +90,8 @@ static enum usb_port_connect_type usb_acpi_get_connect_type(acpi_handle handle, 
	acpi_status status;

	acpi_status status;





	/*

	/*

	 * According to ACPI Spec 9.13. PLD indicates whether usb port is

	 * According to 9.14 in ACPI Spec 6.2. _PLD indicates whether usb port

	 * user visible and _UPC indicates whether it is connectable. If

	 * is user visible and _UPC indicates whether it is connectable. If

	 * the port was visible and connectable, it could be freely connected

	 * the port was visible and connectable, it could be freely connected

	 * and disconnected with USB devices. If no visible and connectable,

	 * and disconnected with USB devices. If no visible and connectable,

	 * a usb device is directly hard-wired to the port. If no visible and

	 * a usb device is directly hard-wired to the port. If no visible and