xref: /freebsd/sys/dev/usb/controller/generic_xhci_acpi.c (revision 2e3f49888ec8851bafb22011533217487764fdb0)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2019 Val Packett <val@packett.cool>
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  */
27 
28 #include <sys/cdefs.h>
29 #include "opt_acpi.h"
30 
31 #include <sys/param.h>
32 #include <sys/systm.h>
33 #include <sys/bus.h>
34 #include <sys/condvar.h>
35 #include <sys/kernel.h>
36 #include <sys/module.h>
37 
38 #include <dev/usb/usb.h>
39 #include <dev/usb/usbdi.h>
40 
41 #include <dev/usb/usb_core.h>
42 #include <dev/usb/usb_busdma.h>
43 #include <dev/usb/usb_process.h>
44 
45 #include <dev/usb/usb_controller.h>
46 #include <dev/usb/usb_bus.h>
47 #include <dev/usb/controller/xhci.h>
48 
49 #include <contrib/dev/acpica/include/acpi.h>
50 #include <dev/acpica/acpivar.h>
51 
52 #include "generic_xhci.h"
53 
54 static char *xhci_ids[] = {
55 	"PNP0D10",
56 	"PNP0D15",
57 	NULL,
58 };
59 
60 static int
61 generic_xhci_acpi_probe(device_t dev)
62 {
63 	if (ACPI_ID_PROBE(device_get_parent(dev), dev, xhci_ids, NULL) >= 0)
64 		return (ENXIO);
65 
66 	device_set_desc(dev, XHCI_HC_DEVSTR);
67 
68 	return (BUS_PROBE_GENERIC);
69 }
70 
71 static device_method_t xhci_acpi_methods[] = {
72 	/* Device interface */
73 	DEVMETHOD(device_probe, generic_xhci_acpi_probe),
74 
75 	DEVMETHOD_END
76 };
77 
78 DEFINE_CLASS_1(xhci, xhci_acpi_driver, xhci_acpi_methods,
79     sizeof(struct xhci_softc), generic_xhci_driver);
80 
81 DRIVER_MODULE(xhci, acpi, xhci_acpi_driver, 0, 0);
82 MODULE_DEPEND(xhci, usb, 1, 1, 1);
83