xref: /openbmc/linux/drivers/acpi/acpi_pnp.c (revision 293d5b43)
1 /*
2  * ACPI support for PNP bus type
3  *
4  * Copyright (C) 2014, Intel Corporation
5  * Authors: Zhang Rui <rui.zhang@intel.com>
6  *          Rafael J. Wysocki <rafael.j.wysocki@intel.com>
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  */
12 
13 #include <linux/acpi.h>
14 #include <linux/module.h>
15 #include <linux/ctype.h>
16 
17 static const struct acpi_device_id acpi_pnp_device_ids[] = {
18 	/* pata_isapnp */
19 	{"PNP0600"},		/* Generic ESDI/IDE/ATA compatible hard disk controller */
20 	/* floppy */
21 	{"PNP0700"},
22 	/* tpm_inf_pnp */
23 	{"IFX0101"},		/* Infineon TPMs */
24 	{"IFX0102"},		/* Infineon TPMs */
25 	/*tpm_tis */
26 	{"PNP0C31"},		/* TPM */
27 	{"ATM1200"},		/* Atmel */
28 	{"IFX0102"},		/* Infineon */
29 	{"BCM0101"},		/* Broadcom */
30 	{"BCM0102"},		/* Broadcom */
31 	{"NSC1200"},		/* National */
32 	{"ICO0102"},		/* Intel */
33 	/* ide   */
34 	{"PNP0600"},		/* Generic ESDI/IDE/ATA compatible hard disk controller */
35 	/* ns558 */
36 	{"ASB16fd"},		/* AdLib NSC16 */
37 	{"AZT3001"},		/* AZT1008 */
38 	{"CDC0001"},		/* Opl3-SAx */
39 	{"CSC0001"},		/* CS4232 */
40 	{"CSC000f"},		/* CS4236 */
41 	{"CSC0101"},		/* CS4327 */
42 	{"CTL7001"},		/* SB16 */
43 	{"CTL7002"},		/* AWE64 */
44 	{"CTL7005"},		/* Vibra16 */
45 	{"ENS2020"},		/* SoundscapeVIVO */
46 	{"ESS0001"},		/* ES1869 */
47 	{"ESS0005"},		/* ES1878 */
48 	{"ESS6880"},		/* ES688 */
49 	{"IBM0012"},		/* CS4232 */
50 	{"OPT0001"},		/* OPTi Audio16 */
51 	{"YMH0006"},		/* Opl3-SA */
52 	{"YMH0022"},		/* Opl3-SAx */
53 	{"PNPb02f"},		/* Generic */
54 	/* i8042 kbd */
55 	{"PNP0300"},
56 	{"PNP0301"},
57 	{"PNP0302"},
58 	{"PNP0303"},
59 	{"PNP0304"},
60 	{"PNP0305"},
61 	{"PNP0306"},
62 	{"PNP0309"},
63 	{"PNP030a"},
64 	{"PNP030b"},
65 	{"PNP0320"},
66 	{"PNP0343"},
67 	{"PNP0344"},
68 	{"PNP0345"},
69 	{"CPQA0D7"},
70 	/* i8042 aux */
71 	{"AUI0200"},
72 	{"FJC6000"},
73 	{"FJC6001"},
74 	{"PNP0f03"},
75 	{"PNP0f0b"},
76 	{"PNP0f0e"},
77 	{"PNP0f12"},
78 	{"PNP0f13"},
79 	{"PNP0f19"},
80 	{"PNP0f1c"},
81 	{"SYN0801"},
82 	/* fcpnp */
83 	{"AVM0900"},
84 	/* radio-cadet */
85 	{"MSM0c24"},		/* ADS Cadet AM/FM Radio Card */
86 	/* radio-gemtek */
87 	{"ADS7183"},		/* AOpen FX-3D/Pro Radio */
88 	/* radio-sf16fmr2 */
89 	{"MFRad13"},		/* tuner subdevice of SF16-FMD2 */
90 	/* ene_ir */
91 	{"ENE0100"},
92 	{"ENE0200"},
93 	{"ENE0201"},
94 	{"ENE0202"},
95 	/* fintek-cir */
96 	{"FIT0002"},		/* CIR */
97 	/* ite-cir */
98 	{"ITE8704"},		/* Default model */
99 	{"ITE8713"},		/* CIR found in EEEBox 1501U */
100 	{"ITE8708"},		/* Bridged IT8512 */
101 	{"ITE8709"},		/* SRAM-Bridged IT8512 */
102 	/* nuvoton-cir */
103 	{"WEC0530"},		/* CIR */
104 	{"NTN0530"},		/* CIR for new chip's pnp id */
105 	/* Winbond CIR */
106 	{"WEC1022"},
107 	/* wbsd */
108 	{"WEC0517"},
109 	{"WEC0518"},
110 	/* Winbond CIR */
111 	{"TCM5090"},		/* 3Com Etherlink III (TP) */
112 	{"TCM5091"},		/* 3Com Etherlink III */
113 	{"TCM5094"},		/* 3Com Etherlink III (combo) */
114 	{"TCM5095"},		/* 3Com Etherlink III (TPO) */
115 	{"TCM5098"},		/* 3Com Etherlink III (TPC) */
116 	{"PNP80f7"},		/* 3Com Etherlink III compatible */
117 	{"PNP80f8"},		/* 3Com Etherlink III compatible */
118 	/* nsc-ircc */
119 	{"NSC6001"},
120 	{"HWPC224"},
121 	{"IBM0071"},
122 	/* smsc-ircc2 */
123 	{"SMCf010"},
124 	/* sb1000 */
125 	{"GIC1000"},
126 	/* parport_pc */
127 	{"PNP0400"},		/* Standard LPT Printer Port */
128 	{"PNP0401"},		/* ECP Printer Port */
129 	/* apple-gmux */
130 	{"APP000B"},
131 	/* system */
132 	{"PNP0c02"},		/* General ID for reserving resources */
133 	{"PNP0c01"},		/* memory controller */
134 	/* rtc_cmos */
135 	{"PNP0b00"},
136 	{"PNP0b01"},
137 	{"PNP0b02"},
138 	/* c6xdigio */
139 	{"PNP0400"},		/* Standard LPT Printer Port */
140 	{"PNP0401"},		/* ECP Printer Port */
141 	/* ni_atmio.c */
142 	{"NIC1900"},
143 	{"NIC2400"},
144 	{"NIC2500"},
145 	{"NIC2600"},
146 	{"NIC2700"},
147 	/* serial */
148 	{"AAC000F"},		/* Archtek America Corp. Archtek SmartLink Modem 3334BT Plug & Play */
149 	{"ADC0001"},		/* Anchor Datacomm BV. SXPro 144 External Data Fax Modem Plug & Play */
150 	{"ADC0002"},		/* SXPro 288 External Data Fax Modem Plug & Play */
151 	{"AEI0250"},		/* PROLiNK 1456VH ISA PnP K56flex Fax Modem */
152 	{"AEI1240"},		/* Actiontec ISA PNP 56K X2 Fax Modem */
153 	{"AKY1021"},		/* Rockwell 56K ACF II Fax+Data+Voice Modem */
154 	{"ALI5123"},		/* ALi Fast Infrared Controller */
155 	{"AZT4001"},		/* AZT3005 PnP SOUND DEVICE */
156 	{"BDP3336"},		/* Best Data Products Inc. Smart One 336F PnP Modem */
157 	{"BRI0A49"},		/* Boca Complete Ofc Communicator 14.4 Data-FAX */
158 	{"BRI1400"},		/* Boca Research 33,600 ACF Modem */
159 	{"BRI3400"},		/* Boca 33.6 Kbps Internal FD34FSVD */
160 	{"BRI0A49"},		/* Boca 33.6 Kbps Internal FD34FSVD */
161 	{"BDP3336"},		/* Best Data Products Inc. Smart One 336F PnP Modem */
162 	{"CPI4050"},		/* Computer Peripherals Inc. EuroViVa CommCenter-33.6 SP PnP */
163 	{"CTL3001"},		/* Creative Labs Phone Blaster 28.8 DSVD PnP Voice */
164 	{"CTL3011"},		/* Creative Labs Modem Blaster 28.8 DSVD PnP Voice */
165 	{"DAV0336"},		/* Davicom ISA 33.6K Modem */
166 	{"DMB1032"},		/* Creative Modem Blaster Flash56 DI5601-1 */
167 	{"DMB2001"},		/* Creative Modem Blaster V.90 DI5660 */
168 	{"ETT0002"},		/* E-Tech CyberBULLET PC56RVP */
169 	{"FUJ0202"},		/* Fujitsu 33600 PnP-I2 R Plug & Play */
170 	{"FUJ0205"},		/* Fujitsu FMV-FX431 Plug & Play */
171 	{"FUJ0206"},		/* Fujitsu 33600 PnP-I4 R Plug & Play */
172 	{"FUJ0209"},		/* Fujitsu Fax Voice 33600 PNP-I5 R Plug & Play */
173 	{"GVC000F"},		/* Archtek SmartLink Modem 3334BT Plug & Play */
174 	{"GVC0303"},		/* Archtek SmartLink Modem 3334BRV 33.6K Data Fax Voice */
175 	{"HAY0001"},		/* Hayes Optima 288 V.34-V.FC + FAX + Voice Plug & Play */
176 	{"HAY000C"},		/* Hayes Optima 336 V.34 + FAX + Voice PnP */
177 	{"HAY000D"},		/* Hayes Optima 336B V.34 + FAX + Voice PnP */
178 	{"HAY5670"},		/* Hayes Accura 56K Ext Fax Modem PnP */
179 	{"HAY5674"},		/* Hayes Accura 56K Ext Fax Modem PnP */
180 	{"HAY5675"},		/* Hayes Accura 56K Fax Modem PnP */
181 	{"HAYF000"},		/* Hayes 288, V.34 + FAX */
182 	{"HAYF001"},		/* Hayes Optima 288 V.34 + FAX + Voice, Plug & Play */
183 	{"IBM0033"},		/* IBM Thinkpad 701 Internal Modem Voice */
184 	{"PNP4972"},		/* Intermec CV60 touchscreen port */
185 	{"IXDC801"},		/* Intertex 28k8 33k6 Voice EXT PnP */
186 	{"IXDC901"},		/* Intertex 33k6 56k Voice EXT PnP */
187 	{"IXDD801"},		/* Intertex 28k8 33k6 Voice SP EXT PnP */
188 	{"IXDD901"},		/* Intertex 33k6 56k Voice SP EXT PnP */
189 	{"IXDF401"},		/* Intertex 28k8 33k6 Voice SP INT PnP */
190 	{"IXDF801"},		/* Intertex 28k8 33k6 Voice SP EXT PnP */
191 	{"IXDF901"},		/* Intertex 33k6 56k Voice SP EXT PnP */
192 	{"KOR4522"},		/* KORTEX 28800 Externe PnP */
193 	{"KORF661"},		/* KXPro 33.6 Vocal ASVD PnP */
194 	{"LAS4040"},		/* LASAT Internet 33600 PnP */
195 	{"LAS4540"},		/* Lasat Safire 560 PnP */
196 	{"LAS5440"},		/* Lasat Safire 336  PnP */
197 	{"MNP0281"},		/* Microcom TravelPorte FAST V.34 Plug & Play */
198 	{"MNP0336"},		/* Microcom DeskPorte V.34 FAST or FAST+ Plug & Play */
199 	{"MNP0339"},		/* Microcom DeskPorte FAST EP 28.8 Plug & Play */
200 	{"MNP0342"},		/* Microcom DeskPorte 28.8P Plug & Play */
201 	{"MNP0500"},		/* Microcom DeskPorte FAST ES 28.8 Plug & Play */
202 	{"MNP0501"},		/* Microcom DeskPorte FAST ES 28.8 Plug & Play */
203 	{"MNP0502"},		/* Microcom DeskPorte 28.8S Internal Plug & Play */
204 	{"MOT1105"},		/* Motorola BitSURFR Plug & Play */
205 	{"MOT1111"},		/* Motorola TA210 Plug & Play */
206 	{"MOT1114"},		/* Motorola HMTA 200 (ISDN) Plug & Play */
207 	{"MOT1115"},		/* Motorola BitSURFR Plug & Play */
208 	{"MOT1190"},		/* Motorola Lifestyle 28.8 Internal */
209 	{"MOT1501"},		/* Motorola V.3400 Plug & Play */
210 	{"MOT1502"},		/* Motorola Lifestyle 28.8 V.34 Plug & Play */
211 	{"MOT1505"},		/* Motorola Power 28.8 V.34 Plug & Play */
212 	{"MOT1509"},		/* Motorola ModemSURFR External 28.8 Plug & Play */
213 	{"MOT150A"},		/* Motorola Premier 33.6 Desktop Plug & Play */
214 	{"MOT150F"},		/* Motorola VoiceSURFR 56K External PnP */
215 	{"MOT1510"},		/* Motorola ModemSURFR 56K External PnP */
216 	{"MOT1550"},		/* Motorola ModemSURFR 56K Internal PnP */
217 	{"MOT1560"},		/* Motorola ModemSURFR Internal 28.8 Plug & Play */
218 	{"MOT1580"},		/* Motorola Premier 33.6 Internal Plug & Play */
219 	{"MOT15B0"},		/* Motorola OnlineSURFR 28.8 Internal Plug & Play */
220 	{"MOT15F0"},		/* Motorola VoiceSURFR 56K Internal PnP */
221 	{"MVX00A1"},		/*  Deskline K56 Phone System PnP */
222 	{"MVX00F2"},		/* PC Rider K56 Phone System PnP */
223 	{"nEC8241"},		/* NEC 98NOTE SPEAKER PHONE FAX MODEM(33600bps) */
224 	{"PMC2430"},		/* Pace 56 Voice Internal Plug & Play Modem */
225 	{"PNP0500"},		/* Generic standard PC COM port     */
226 	{"PNP0501"},		/* Generic 16550A-compatible COM port */
227 	{"PNPC000"},		/* Compaq 14400 Modem */
228 	{"PNPC001"},		/* Compaq 2400/9600 Modem */
229 	{"PNPC031"},		/* Dial-Up Networking Serial Cable between 2 PCs */
230 	{"PNPC032"},		/* Dial-Up Networking Parallel Cable between 2 PCs */
231 	{"PNPC100"},		/* Standard 9600 bps Modem */
232 	{"PNPC101"},		/* Standard 14400 bps Modem */
233 	{"PNPC102"},		/*  Standard 28800 bps Modem */
234 	{"PNPC103"},		/*  Standard Modem */
235 	{"PNPC104"},		/*  Standard 9600 bps Modem */
236 	{"PNPC105"},		/*  Standard 14400 bps Modem */
237 	{"PNPC106"},		/*  Standard 28800 bps Modem */
238 	{"PNPC107"},		/*  Standard Modem */
239 	{"PNPC108"},		/* Standard 9600 bps Modem */
240 	{"PNPC109"},		/* Standard 14400 bps Modem */
241 	{"PNPC10A"},		/* Standard 28800 bps Modem */
242 	{"PNPC10B"},		/* Standard Modem */
243 	{"PNPC10C"},		/* Standard 9600 bps Modem */
244 	{"PNPC10D"},		/* Standard 14400 bps Modem */
245 	{"PNPC10E"},		/* Standard 28800 bps Modem */
246 	{"PNPC10F"},		/* Standard Modem */
247 	{"PNP2000"},		/* Standard PCMCIA Card Modem */
248 	{"ROK0030"},		/* Rockwell 33.6 DPF Internal PnP, Modular Technology 33.6 Internal PnP */
249 	{"ROK0100"},		/* KORTEX 14400 Externe PnP */
250 	{"ROK4120"},		/* Rockwell 28.8 */
251 	{"ROK4920"},		/* Viking 28.8 INTERNAL Fax+Data+Voice PnP */
252 	{"RSS00A0"},		/* Rockwell 33.6 DPF External PnP, BT Prologue 33.6 External PnP, Modular Technology 33.6 External PnP */
253 	{"RSS0262"},		/* Viking 56K FAX INT */
254 	{"RSS0250"},		/* K56 par,VV,Voice,Speakphone,AudioSpan,PnP */
255 	{"SUP1310"},		/* SupraExpress 28.8 Data/Fax PnP modem */
256 	{"SUP1381"},		/* SupraExpress 336i PnP Voice Modem */
257 	{"SUP1421"},		/* SupraExpress 33.6 Data/Fax PnP modem */
258 	{"SUP1590"},		/* SupraExpress 33.6 Data/Fax PnP modem */
259 	{"SUP1620"},		/* SupraExpress 336i Sp ASVD */
260 	{"SUP1760"},		/* SupraExpress 33.6 Data/Fax PnP modem */
261 	{"SUP2171"},		/* SupraExpress 56i Sp Intl */
262 	{"TEX0011"},		/* Phoebe Micro 33.6 Data Fax 1433VQH Plug & Play */
263 	{"UAC000F"},		/* Archtek SmartLink Modem 3334BT Plug & Play */
264 	{"USR0000"},		/* 3Com Corp. Gateway Telepath IIvi 33.6 */
265 	{"USR0002"},		/* U.S. Robotics Sporster 33.6K Fax INT PnP */
266 	{"USR0004"},		/*  Sportster Vi 14.4 PnP FAX Voicemail */
267 	{"USR0006"},		/* U.S. Robotics 33.6K Voice INT PnP */
268 	{"USR0007"},		/* U.S. Robotics 33.6K Voice EXT PnP */
269 	{"USR0009"},		/* U.S. Robotics Courier V.Everything INT PnP */
270 	{"USR2002"},		/* U.S. Robotics 33.6K Voice INT PnP */
271 	{"USR2070"},		/* U.S. Robotics 56K Voice INT PnP */
272 	{"USR2080"},		/* U.S. Robotics 56K Voice EXT PnP */
273 	{"USR3031"},		/* U.S. Robotics 56K FAX INT */
274 	{"USR3050"},		/* U.S. Robotics 56K FAX INT */
275 	{"USR3070"},		/* U.S. Robotics 56K Voice INT PnP */
276 	{"USR3080"},		/* U.S. Robotics 56K Voice EXT PnP */
277 	{"USR3090"},		/* U.S. Robotics 56K Voice INT PnP */
278 	{"USR9100"},		/* U.S. Robotics 56K Message  */
279 	{"USR9160"},		/* U.S. Robotics 56K FAX EXT PnP */
280 	{"USR9170"},		/* U.S. Robotics 56K FAX INT PnP */
281 	{"USR9180"},		/* U.S. Robotics 56K Voice EXT PnP */
282 	{"USR9190"},		/* U.S. Robotics 56K Voice INT PnP */
283 	{"WACFXXX"},		/* Wacom tablets */
284 	{"FPI2002"},		/* Compaq touchscreen */
285 	{"FUJ02B2"},		/* Fujitsu Stylistic touchscreens */
286 	{"FUJ02B3"},
287 	{"FUJ02B4"},		/* Fujitsu Stylistic LT touchscreens */
288 	{"FUJ02B6"},		/* Passive Fujitsu Stylistic touchscreens */
289 	{"FUJ02B7"},
290 	{"FUJ02B8"},
291 	{"FUJ02B9"},
292 	{"FUJ02BC"},
293 	{"FUJ02E5"},		/* Fujitsu Wacom Tablet PC device */
294 	{"FUJ02E6"},		/* Fujitsu P-series tablet PC device */
295 	{"FUJ02E7"},		/* Fujitsu Wacom 2FGT Tablet PC device */
296 	{"FUJ02E9"},		/* Fujitsu Wacom 1FGT Tablet PC device */
297 	{"LTS0001"},		/* LG C1 EXPRESS DUAL (C1-PB11A3) touch screen (actually a FUJ02E6 in disguise) */
298 	{"WCI0003"},		/* Rockwell's (PORALiNK) 33600 INT PNP */
299 	{"WEC1022"},		/* Winbond CIR port, should not be probed. We should keep track of it to prevent the legacy serial driver from probing it */
300 	/* scl200wdt */
301 	{"NSC0800"},		/* National Semiconductor PC87307/PC97307 watchdog component */
302 	/* mpu401 */
303 	{"PNPb006"},
304 	/* cs423x-pnpbios */
305 	{"CSC0100"},
306 	{"CSC0103"},
307 	{"CSC0110"},
308 	{"CSC0000"},
309 	{"GIM0100"},		/* Guillemot Turtlebeach something appears to be cs4232 compatible */
310 	/* es18xx-pnpbios */
311 	{"ESS1869"},
312 	{"ESS1879"},
313 	/* snd-opl3sa2-pnpbios */
314 	{"YMH0021"},
315 	{"NMX2210"},		/* Gateway Solo 2500 */
316 	{""},
317 };
318 
319 static bool matching_id(const char *idstr, const char *list_id)
320 {
321 	int i;
322 
323 	if (memcmp(idstr, list_id, 3))
324 		return false;
325 
326 	for (i = 3; i < 7; i++) {
327 		char c = toupper(idstr[i]);
328 
329 		if (!isxdigit(c)
330 		    || (list_id[i] != 'X' && c != toupper(list_id[i])))
331 			return false;
332 	}
333 	return true;
334 }
335 
336 static bool acpi_pnp_match(const char *idstr, const struct acpi_device_id **matchid)
337 {
338 	const struct acpi_device_id *devid;
339 
340 	for (devid = acpi_pnp_device_ids; devid->id[0]; devid++)
341 		if (matching_id(idstr, (char *)devid->id)) {
342 			if (matchid)
343 				*matchid = devid;
344 
345 			return true;
346 		}
347 
348 	return false;
349 }
350 
351 static int acpi_pnp_attach(struct acpi_device *adev,
352 			   const struct acpi_device_id *id)
353 {
354 	return 1;
355 }
356 
357 static struct acpi_scan_handler acpi_pnp_handler = {
358 	.ids = acpi_pnp_device_ids,
359 	.match = acpi_pnp_match,
360 	.attach = acpi_pnp_attach,
361 };
362 
363 /*
364  * For CMOS RTC devices, the PNP ACPI scan handler does not work, because
365  * there is a CMOS RTC ACPI scan handler installed already, so we need to
366  * check those devices and enumerate them to the PNP bus directly.
367  */
368 static int is_cmos_rtc_device(struct acpi_device *adev)
369 {
370 	static const struct acpi_device_id ids[] = {
371 		{ "PNP0B00" },
372 		{ "PNP0B01" },
373 		{ "PNP0B02" },
374 		{""},
375 	};
376 	return !acpi_match_device_ids(adev, ids);
377 }
378 
379 bool acpi_is_pnp_device(struct acpi_device *adev)
380 {
381 	return adev->handler == &acpi_pnp_handler || is_cmos_rtc_device(adev);
382 }
383 EXPORT_SYMBOL_GPL(acpi_is_pnp_device);
384 
385 void __init acpi_pnp_init(void)
386 {
387 	acpi_scan_add_handler(&acpi_pnp_handler);
388 }
389