xref: /linux/drivers/parport/parport_serial.c (revision 58f504efcda54a9079a38203acc088c3354aaa60)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Support for common PCI multi-I/O cards (which is most of them)
4  *
5  * Copyright (C) 2001  Tim Waugh <twaugh@redhat.com>
6  *
7  * Multi-function PCI cards are supposed to present separate logical
8  * devices on the bus.  A common thing to do seems to be to just use
9  * one logical device with lots of base address registers for both
10  * parallel ports and serial ports.  This driver is for dealing with
11  * that.
12  */
13 
14 #include <linux/interrupt.h>
15 #include <linux/module.h>
16 #include <linux/parport.h>
17 #include <linux/parport_pc.h>
18 #include <linux/pci.h>
19 #include <linux/slab.h>
20 #include <linux/types.h>
21 
22 #include <linux/8250_pci.h>
23 
24 enum parport_pc_pci_cards {
25 	titan_110l = 0,
26 	titan_210l,
27 	netmos_9xx5_combo,
28 	netmos_9855,
29 	netmos_9855_2p,
30 	netmos_9900,
31 	netmos_9900_2p,
32 	netmos_99xx_1p,
33 	avlab_1s1p,
34 	avlab_1s2p,
35 	avlab_2s1p,
36 	siig_1s1p_10x,
37 	siig_2s1p_10x,
38 	siig_2p1s_20x,
39 	siig_1s1p_20x,
40 	siig_2s1p_20x,
41 	timedia_4078a,
42 	timedia_4079h,
43 	timedia_4085h,
44 	timedia_4088a,
45 	timedia_4089a,
46 	timedia_4095a,
47 	timedia_4096a,
48 	timedia_4078u,
49 	timedia_4079a,
50 	timedia_4085u,
51 	timedia_4079r,
52 	timedia_4079s,
53 	timedia_4079d,
54 	timedia_4079e,
55 	timedia_4079f,
56 	timedia_9079a,
57 	timedia_9079b,
58 	timedia_9079c,
59 	wch_ch353_1s1p,
60 	wch_ch353_2s1p,
61 	wch_ch382_0s1p,
62 	wch_ch382_2s1p,
63 	brainboxes_5s1p,
64 	sunix_4008a,
65 	sunix_5069a,
66 	sunix_5079a,
67 	sunix_5099a,
68 	brainboxes_uc257,
69 	brainboxes_is300,
70 	brainboxes_uc414,
71 	brainboxes_px263,
72 };
73 
74 /* each element directly indexed from enum list, above */
75 struct parport_pc_pci {
76 	int numports;
77 	struct { /* BAR (base address registers) numbers in the config
78                     space header */
79 		int lo;
80 		int hi; /* -1 if not there, >6 for offset-method (max
81                            BAR is 6) */
82 	} addr[4];
83 
84 	/* If set, this is called immediately after pci_enable_device.
85 	 * If it returns non-zero, no probing will take place and the
86 	 * ports will not be used. */
87 	int (*preinit_hook) (struct pci_dev *pdev, struct parport_pc_pci *card,
88 				int autoirq, int autodma);
89 
90 	/* If set, this is called after probing for ports.  If 'failed'
91 	 * is non-zero we couldn't use any of the ports. */
92 	void (*postinit_hook) (struct pci_dev *pdev,
93 				struct parport_pc_pci *card, int failed);
94 };
95 
96 static int netmos_parallel_init(struct pci_dev *dev, struct parport_pc_pci *par,
97 				int autoirq, int autodma)
98 {
99 	/* the rule described below doesn't hold for this device */
100 	if (dev->device == PCI_DEVICE_ID_NETMOS_9835 &&
101 			dev->subsystem_vendor == PCI_VENDOR_ID_IBM &&
102 			dev->subsystem_device == 0x0299)
103 		return -ENODEV;
104 
105 	if (dev->device == PCI_DEVICE_ID_NETMOS_9912) {
106 		par->numports = 1;
107 	} else {
108 		/*
109 		 * Netmos uses the subdevice ID to indicate the number of parallel
110 		 * and serial ports.  The form is 0x00PS, where <P> is the number of
111 		 * parallel ports and <S> is the number of serial ports.
112 		 */
113 		par->numports = (dev->subsystem_device & 0xf0) >> 4;
114 		if (par->numports > ARRAY_SIZE(par->addr))
115 			par->numports = ARRAY_SIZE(par->addr);
116 	}
117 
118 	return 0;
119 }
120 
121 static struct parport_pc_pci cards[] = {
122 	/* titan_110l */		{ 1, { { 3, -1 }, } },
123 	/* titan_210l */		{ 1, { { 3, -1 }, } },
124 	/* netmos_9xx5_combo */		{ 1, { { 2, -1 }, }, netmos_parallel_init },
125 	/* netmos_9855 */		{ 1, { { 0, -1 }, }, netmos_parallel_init },
126 	/* netmos_9855_2p */		{ 2, { { 0, -1 }, { 2, -1 }, } },
127 	/* netmos_9900 */		{1, { { 3, 4 }, }, netmos_parallel_init },
128 	/* netmos_9900_2p */		{2, { { 0, 1 }, { 3, 4 }, } },
129 	/* netmos_99xx_1p */		{1, { { 0, 1 }, } },
130 	/* avlab_1s1p     */		{ 1, { { 1, 2}, } },
131 	/* avlab_1s2p     */		{ 2, { { 1, 2}, { 3, 4 },} },
132 	/* avlab_2s1p     */		{ 1, { { 2, 3}, } },
133 	/* siig_1s1p_10x */		{ 1, { { 3, 4 }, } },
134 	/* siig_2s1p_10x */		{ 1, { { 4, 5 }, } },
135 	/* siig_2p1s_20x */		{ 2, { { 1, 2 }, { 3, 4 }, } },
136 	/* siig_1s1p_20x */		{ 1, { { 1, 2 }, } },
137 	/* siig_2s1p_20x */		{ 1, { { 2, 3 }, } },
138 	/* timedia_4078a */		{ 1, { { 2, -1 }, } },
139 	/* timedia_4079h */             { 1, { { 2, 3 }, } },
140 	/* timedia_4085h */             { 2, { { 2, -1 }, { 4, -1 }, } },
141 	/* timedia_4088a */             { 2, { { 2, 3 }, { 4, 5 }, } },
142 	/* timedia_4089a */             { 2, { { 2, 3 }, { 4, 5 }, } },
143 	/* timedia_4095a */             { 2, { { 2, 3 }, { 4, 5 }, } },
144 	/* timedia_4096a */             { 2, { { 2, 3 }, { 4, 5 }, } },
145 	/* timedia_4078u */             { 1, { { 2, -1 }, } },
146 	/* timedia_4079a */             { 1, { { 2, 3 }, } },
147 	/* timedia_4085u */             { 2, { { 2, -1 }, { 4, -1 }, } },
148 	/* timedia_4079r */             { 1, { { 2, 3 }, } },
149 	/* timedia_4079s */             { 1, { { 2, 3 }, } },
150 	/* timedia_4079d */             { 1, { { 2, 3 }, } },
151 	/* timedia_4079e */             { 1, { { 2, 3 }, } },
152 	/* timedia_4079f */             { 1, { { 2, 3 }, } },
153 	/* timedia_9079a */             { 1, { { 2, 3 }, } },
154 	/* timedia_9079b */             { 1, { { 2, 3 }, } },
155 	/* timedia_9079c */             { 1, { { 2, 3 }, } },
156 	/* wch_ch353_1s1p*/             { 1, { { 1, -1}, } },
157 	/* wch_ch353_2s1p*/             { 1, { { 2, -1}, } },
158 	/* wch_ch382_0s1p*/		{ 1, { { 2, -1}, } },
159 	/* wch_ch382_2s1p*/             { 1, { { 2, -1}, } },
160 	/* brainboxes_5s1p */           { 1, { { 3, -1 }, } },
161 	/* sunix_4008a */		{ 1, { { 1, 2 }, } },
162 	/* sunix_5069a */		{ 1, { { 1, 2 }, } },
163 	/* sunix_5079a */		{ 1, { { 1, 2 }, } },
164 	/* sunix_5099a */		{ 1, { { 1, 2 }, } },
165 	/* brainboxes_uc257 */	{ 1, { { 3, -1 }, } },
166 	/* brainboxes_is300 */	{ 1, { { 3, -1 }, } },
167 	/* brainboxes_uc414 */  { 1, { { 3, -1 }, } },
168 	/* brainboxes_px263 */	{ 1, { { 3, -1 }, } },
169 };
170 
171 static struct pci_device_id parport_serial_pci_tbl[] = {
172 	/* PCI cards */
173 	{ PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_110L,
174 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_110l },
175 	{ PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_210L,
176 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_210l },
177 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9735,
178 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
179 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9745,
180 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
181 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835,
182 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
183 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9845,
184 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
185 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
186 	  0x1000, 0x0020, 0, 0, netmos_9855_2p },
187 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
188 	  0x1000, 0x0022, 0, 0, netmos_9855_2p },
189 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
190 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9855 },
191 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900,
192 	  0xA000, 0x3011, 0, 0, netmos_9900 },
193 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900,
194 	  0xA000, 0x3012, 0, 0, netmos_9900 },
195 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900,
196 	  0xA000, 0x3020, 0, 0, netmos_9900_2p },
197 	{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9912,
198 	  0xA000, 0x2000, 0, 0, netmos_99xx_1p },
199 	/* PCI_VENDOR_ID_AVLAB/Intek21 has another bunch of cards ...*/
200 	{ PCI_VENDOR_ID_AFAVLAB, 0x2110,
201 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
202 	{ PCI_VENDOR_ID_AFAVLAB, 0x2111,
203 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
204 	{ PCI_VENDOR_ID_AFAVLAB, 0x2112,
205 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
206 	{ PCI_VENDOR_ID_AFAVLAB, 0x2140,
207 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
208 	{ PCI_VENDOR_ID_AFAVLAB, 0x2141,
209 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
210 	{ PCI_VENDOR_ID_AFAVLAB, 0x2142,
211 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
212 	{ PCI_VENDOR_ID_AFAVLAB, 0x2160,
213 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
214 	{ PCI_VENDOR_ID_AFAVLAB, 0x2161,
215 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
216 	{ PCI_VENDOR_ID_AFAVLAB, 0x2162,
217 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
218 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_550,
219 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
220 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_650,
221 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
222 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_850,
223 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
224 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_550,
225 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
226 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_650,
227 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
228 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_850,
229 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
230 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_550,
231 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
232 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_650,
233 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
234 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_850,
235 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
236 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_550,
237 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
238 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_650,
239 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x },
240 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_850,
241 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x },
242 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_550,
243 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
244 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_650,
245 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
246 	{ PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_850,
247 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
248 	/* PCI_VENDOR_ID_TIMEDIA/SUNIX has many differing cards ...*/
249 	{ 0x1409, 0x7168, 0x1409, 0x4078, 0, 0, timedia_4078a },
250 	{ 0x1409, 0x7168, 0x1409, 0x4079, 0, 0, timedia_4079h },
251 	{ 0x1409, 0x7168, 0x1409, 0x4085, 0, 0, timedia_4085h },
252 	{ 0x1409, 0x7168, 0x1409, 0x4088, 0, 0, timedia_4088a },
253 	{ 0x1409, 0x7168, 0x1409, 0x4089, 0, 0, timedia_4089a },
254 	{ 0x1409, 0x7168, 0x1409, 0x4095, 0, 0, timedia_4095a },
255 	{ 0x1409, 0x7168, 0x1409, 0x4096, 0, 0, timedia_4096a },
256 	{ 0x1409, 0x7168, 0x1409, 0x5078, 0, 0, timedia_4078u },
257 	{ 0x1409, 0x7168, 0x1409, 0x5079, 0, 0, timedia_4079a },
258 	{ 0x1409, 0x7168, 0x1409, 0x5085, 0, 0, timedia_4085u },
259 	{ 0x1409, 0x7168, 0x1409, 0x6079, 0, 0, timedia_4079r },
260 	{ 0x1409, 0x7168, 0x1409, 0x7079, 0, 0, timedia_4079s },
261 	{ 0x1409, 0x7168, 0x1409, 0x8079, 0, 0, timedia_4079d },
262 	{ 0x1409, 0x7168, 0x1409, 0x9079, 0, 0, timedia_4079e },
263 	{ 0x1409, 0x7168, 0x1409, 0xa079, 0, 0, timedia_4079f },
264 	{ 0x1409, 0x7168, 0x1409, 0xb079, 0, 0, timedia_9079a },
265 	{ 0x1409, 0x7168, 0x1409, 0xc079, 0, 0, timedia_9079b },
266 	{ 0x1409, 0x7168, 0x1409, 0xd079, 0, 0, timedia_9079c },
267 
268 	/* WCH CARDS */
269 	{ PCI_VENDOR_ID_WCHCN, PCI_DEVICE_ID_WCHCN_CH353_1S1P,
270 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, wch_ch353_1s1p },
271 	{ PCI_VENDOR_ID_WCHCN, PCI_DEVICE_ID_WCHCN_CH353_2S1P,
272 	  0x4348, 0x3253, 0, 0, wch_ch353_2s1p },
273 	{ PCI_VENDOR_ID_WCHIC, PCI_DEVICE_ID_WCHIC_CH382_0S1P,
274 	  0x1c00, 0x3050, 0, 0, wch_ch382_0s1p },
275 	{ PCI_VENDOR_ID_WCHIC, PCI_DEVICE_ID_WCHIC_CH382_2S1P,
276 	  0x1c00, 0x3250, 0, 0, wch_ch382_2s1p },
277 
278 	/* BrainBoxes PX272/PX306 MIO card */
279 	{ PCI_VENDOR_ID_INTASHIELD, 0x4100,
280 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_5s1p },
281 
282 	/* Sunix boards */
283 	{ PCI_VENDOR_ID_SUNIX, PCI_DEVICE_ID_SUNIX_1999, PCI_VENDOR_ID_SUNIX,
284 	  0x0100, 0, 0, sunix_4008a },
285 	{ PCI_VENDOR_ID_SUNIX, PCI_DEVICE_ID_SUNIX_1999, PCI_VENDOR_ID_SUNIX,
286 	  0x0101, 0, 0, sunix_5069a },
287 	{ PCI_VENDOR_ID_SUNIX, PCI_DEVICE_ID_SUNIX_1999, PCI_VENDOR_ID_SUNIX,
288 	  0x0102, 0, 0, sunix_5079a },
289 	{ PCI_VENDOR_ID_SUNIX, PCI_DEVICE_ID_SUNIX_1999, PCI_VENDOR_ID_SUNIX,
290 	  0x0104, 0, 0, sunix_5099a },
291 
292 	/* Brainboxes UC-203 */
293 	{ PCI_VENDOR_ID_INTASHIELD, 0x0bc1,
294 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 },
295 	{ PCI_VENDOR_ID_INTASHIELD, 0x0bc2,
296 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 },
297 
298 	/* Brainboxes UC-257 */
299 	{ PCI_VENDOR_ID_INTASHIELD, 0x0861,
300 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 },
301 	{ PCI_VENDOR_ID_INTASHIELD, 0x0862,
302 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 },
303 	{ PCI_VENDOR_ID_INTASHIELD, 0x0863,
304 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 },
305 
306 	/* Brainboxes UC-414 */
307 	{ PCI_VENDOR_ID_INTASHIELD, 0x0e61,
308 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc414 },
309 
310 	/* Brainboxes UC-475 */
311 	{ PCI_VENDOR_ID_INTASHIELD, 0x0981,
312 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 },
313 	{ PCI_VENDOR_ID_INTASHIELD, 0x0982,
314 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 },
315 
316 	/* Brainboxes IS-300/IS-500 */
317 	{ PCI_VENDOR_ID_INTASHIELD, 0x0da0,
318 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_is300 },
319 
320 	/* Brainboxes PX-263/PX-295 */
321 	{ PCI_VENDOR_ID_INTASHIELD, 0x402c,
322 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_px263 },
323 
324 	{ 0, } /* terminate list */
325 };
326 MODULE_DEVICE_TABLE(pci,parport_serial_pci_tbl);
327 
328 /*
329  * This table describes the serial "geometry" of these boards.  Any
330  * quirks for these can be found in drivers/serial/8250_pci.c
331  *
332  * Cards not tested are marked n/t
333  * If you have one of these cards and it works for you, please tell me..
334  */
335 static struct pciserial_board pci_parport_serial_boards[] = {
336 	[titan_110l] = {
337 		.flags		= FL_BASE1 | FL_BASE_BARS,
338 		.num_ports	= 1,
339 		.base_baud	= 921600,
340 		.uart_offset	= 8,
341 	},
342 	[titan_210l] = {
343 		.flags		= FL_BASE1 | FL_BASE_BARS,
344 		.num_ports	= 2,
345 		.base_baud	= 921600,
346 		.uart_offset	= 8,
347 	},
348 	[netmos_9xx5_combo] = {
349 		.flags		= FL_BASE0 | FL_BASE_BARS,
350 		.num_ports	= 1,
351 		.base_baud	= 115200,
352 		.uart_offset	= 8,
353 	},
354 	[netmos_9855] = {
355 		.flags		= FL_BASE2 | FL_BASE_BARS,
356 		.num_ports	= 1,
357 		.base_baud	= 115200,
358 		.uart_offset	= 8,
359 	},
360 	[netmos_9855_2p] = {
361 		.flags		= FL_BASE4 | FL_BASE_BARS,
362 		.num_ports	= 1,
363 		.base_baud	= 115200,
364 		.uart_offset	= 8,
365 	},
366 	[netmos_9900] = { /* n/t */
367 		.flags		= FL_BASE0 | FL_BASE_BARS,
368 		.num_ports	= 1,
369 		.base_baud	= 115200,
370 		.uart_offset	= 8,
371 	},
372 	[netmos_9900_2p] = { /* parallel only */ /* n/t */
373 		.flags		= FL_BASE0,
374 		.num_ports	= 0,
375 		.base_baud	= 115200,
376 		.uart_offset	= 8,
377 	},
378 	[netmos_99xx_1p] = { /* parallel only */ /* n/t */
379 		.flags		= FL_BASE0,
380 		.num_ports	= 0,
381 		.base_baud	= 115200,
382 		.uart_offset	= 8,
383 	},
384 	[avlab_1s1p] = { /* n/t */
385 		.flags		= FL_BASE0 | FL_BASE_BARS,
386 		.num_ports	= 1,
387 		.base_baud	= 115200,
388 		.uart_offset	= 8,
389 	},
390 	[avlab_1s2p] = { /* n/t */
391 		.flags		= FL_BASE0 | FL_BASE_BARS,
392 		.num_ports	= 1,
393 		.base_baud	= 115200,
394 		.uart_offset	= 8,
395 	},
396 	[avlab_2s1p] = { /* n/t */
397 		.flags		= FL_BASE0 | FL_BASE_BARS,
398 		.num_ports	= 2,
399 		.base_baud	= 115200,
400 		.uart_offset	= 8,
401 	},
402 	[siig_1s1p_10x] = {
403 		.flags		= FL_BASE2,
404 		.num_ports	= 1,
405 		.base_baud	= 460800,
406 		.uart_offset	= 8,
407 	},
408 	[siig_2s1p_10x] = {
409 		.flags		= FL_BASE2,
410 		.num_ports	= 1,
411 		.base_baud	= 921600,
412 		.uart_offset	= 8,
413 	},
414 	[siig_2p1s_20x] = {
415 		.flags		= FL_BASE0,
416 		.num_ports	= 1,
417 		.base_baud	= 921600,
418 		.uart_offset	= 8,
419 	},
420 	[siig_1s1p_20x] = {
421 		.flags		= FL_BASE0,
422 		.num_ports	= 1,
423 		.base_baud	= 921600,
424 		.uart_offset	= 8,
425 	},
426 	[siig_2s1p_20x] = {
427 		.flags		= FL_BASE0,
428 		.num_ports	= 1,
429 		.base_baud	= 921600,
430 		.uart_offset	= 8,
431 	},
432 	[timedia_4078a] = {
433 		.flags		= FL_BASE0|FL_BASE_BARS,
434 		.num_ports	= 1,
435 		.base_baud	= 921600,
436 		.uart_offset	= 8,
437 	},
438 	[timedia_4079h] = {
439 		.flags		= FL_BASE0|FL_BASE_BARS,
440 		.num_ports	= 1,
441 		.base_baud	= 921600,
442 		.uart_offset	= 8,
443 	},
444 	[timedia_4085h] = {
445 		.flags		= FL_BASE0|FL_BASE_BARS,
446 		.num_ports	= 1,
447 		.base_baud	= 921600,
448 		.uart_offset	= 8,
449 	},
450 	[timedia_4088a] = {
451 		.flags		= FL_BASE0|FL_BASE_BARS,
452 		.num_ports	= 1,
453 		.base_baud	= 921600,
454 		.uart_offset	= 8,
455 	},
456 	[timedia_4089a] = {
457 		.flags		= FL_BASE0|FL_BASE_BARS,
458 		.num_ports	= 1,
459 		.base_baud	= 921600,
460 		.uart_offset	= 8,
461 	},
462 	[timedia_4095a] = {
463 		.flags		= FL_BASE0|FL_BASE_BARS,
464 		.num_ports	= 1,
465 		.base_baud	= 921600,
466 		.uart_offset	= 8,
467 	},
468 	[timedia_4096a] = {
469 		.flags		= FL_BASE0|FL_BASE_BARS,
470 		.num_ports	= 1,
471 		.base_baud	= 921600,
472 		.uart_offset	= 8,
473 	},
474 	[timedia_4078u] = {
475 		.flags		= FL_BASE0|FL_BASE_BARS,
476 		.num_ports	= 1,
477 		.base_baud	= 921600,
478 		.uart_offset	= 8,
479 	},
480 	[timedia_4079a] = {
481 		.flags		= FL_BASE0|FL_BASE_BARS,
482 		.num_ports	= 1,
483 		.base_baud	= 921600,
484 		.uart_offset	= 8,
485 	},
486 	[timedia_4085u] = {
487 		.flags		= FL_BASE0|FL_BASE_BARS,
488 		.num_ports	= 1,
489 		.base_baud	= 921600,
490 		.uart_offset	= 8,
491 	},
492 	[timedia_4079r] = {
493 		.flags		= FL_BASE0|FL_BASE_BARS,
494 		.num_ports	= 1,
495 		.base_baud	= 921600,
496 		.uart_offset	= 8,
497 	},
498 	[timedia_4079s] = {
499 		.flags		= FL_BASE0|FL_BASE_BARS,
500 		.num_ports	= 1,
501 		.base_baud	= 921600,
502 		.uart_offset	= 8,
503 	},
504 	[timedia_4079d] = {
505 		.flags		= FL_BASE0|FL_BASE_BARS,
506 		.num_ports	= 1,
507 		.base_baud	= 921600,
508 		.uart_offset	= 8,
509 	},
510 	[timedia_4079e] = {
511 		.flags		= FL_BASE0|FL_BASE_BARS,
512 		.num_ports	= 1,
513 		.base_baud	= 921600,
514 		.uart_offset	= 8,
515 	},
516 	[timedia_4079f] = {
517 		.flags		= FL_BASE0|FL_BASE_BARS,
518 		.num_ports	= 1,
519 		.base_baud	= 921600,
520 		.uart_offset	= 8,
521 	},
522 	[timedia_9079a] = {
523 		.flags		= FL_BASE0|FL_BASE_BARS,
524 		.num_ports	= 1,
525 		.base_baud	= 921600,
526 		.uart_offset	= 8,
527 	},
528 	[timedia_9079b] = {
529 		.flags		= FL_BASE0|FL_BASE_BARS,
530 		.num_ports	= 1,
531 		.base_baud	= 921600,
532 		.uart_offset	= 8,
533 	},
534 	[timedia_9079c] = {
535 		.flags		= FL_BASE0|FL_BASE_BARS,
536 		.num_ports	= 1,
537 		.base_baud	= 921600,
538 		.uart_offset	= 8,
539 	},
540 	[wch_ch353_1s1p] = {
541 		.flags          = FL_BASE0|FL_BASE_BARS,
542 		.num_ports      = 1,
543 		.base_baud      = 115200,
544 		.uart_offset    = 8,
545 	},
546 	[wch_ch353_2s1p] = {
547 		.flags          = FL_BASE0|FL_BASE_BARS,
548 		.num_ports      = 2,
549 		.base_baud      = 115200,
550 		.uart_offset    = 8,
551 	},
552 	[wch_ch382_0s1p] = {
553 		.flags          = FL_BASE0,
554 		.num_ports      = 0,
555 		.base_baud      = 115200,
556 		.uart_offset    = 8,
557 	},
558 	[wch_ch382_2s1p] = {
559 		.flags          = FL_BASE0,
560 		.num_ports      = 2,
561 		.base_baud      = 115200,
562 		.uart_offset    = 8,
563 		.first_offset   = 0xC0,
564 	},
565 	[brainboxes_5s1p] = {
566 		.flags		= FL_BASE2,
567 		.num_ports	= 5,
568 		.base_baud	= 921600,
569 		.uart_offset	= 8,
570 	},
571 	[sunix_4008a] = {
572 		.num_ports	= 0,
573 	},
574 	[sunix_5069a] = {
575 		.num_ports	= 1,
576 		.base_baud      = 921600,
577 		.uart_offset	= 0x8,
578 	},
579 	[sunix_5079a] = {
580 		.num_ports	= 2,
581 		.base_baud      = 921600,
582 		.uart_offset	= 0x8,
583 	},
584 	[sunix_5099a] = {
585 		.num_ports	= 4,
586 		.base_baud      = 921600,
587 		.uart_offset	= 0x8,
588 	},
589 	[brainboxes_uc257] = {
590 		.flags		= FL_BASE2,
591 		.num_ports	= 2,
592 		.base_baud	= 115200,
593 		.uart_offset	= 8,
594 	},
595 	[brainboxes_is300] = {
596 		.flags		= FL_BASE2,
597 		.num_ports	= 1,
598 		.base_baud	= 115200,
599 		.uart_offset	= 8,
600 	},
601 	[brainboxes_uc414] = {
602 		.flags		= FL_BASE2,
603 		.num_ports	= 4,
604 		.base_baud	= 115200,
605 		.uart_offset	= 8,
606 	},
607 	[brainboxes_px263] = {
608 		.flags		= FL_BASE2,
609 		.num_ports	= 4,
610 		.base_baud	= 921600,
611 		.uart_offset	= 8,
612 	},
613 };
614 
615 struct parport_serial_private {
616 	struct serial_private	*serial;
617 	int num_par;
618 	struct parport *port[PARPORT_MAX];
619 	struct parport_pc_pci par;
620 };
621 
622 /* Register the serial port(s) of a PCI card. */
623 static int serial_register(struct pci_dev *dev, const struct pci_device_id *id)
624 {
625 	struct parport_serial_private *priv = pci_get_drvdata (dev);
626 	struct pciserial_board *board;
627 	struct serial_private *serial;
628 
629 	board = &pci_parport_serial_boards[id->driver_data];
630 	if (board->num_ports == 0)
631 		return 0;
632 
633 	serial = pciserial_init_ports(dev, board);
634 	if (IS_ERR(serial))
635 		return PTR_ERR(serial);
636 
637 	priv->serial = serial;
638 	return 0;
639 }
640 
641 /* Register the parallel port(s) of a PCI card. */
642 static int parport_register(struct pci_dev *dev, const struct pci_device_id *id)
643 {
644 	struct parport_pc_pci *card;
645 	struct parport_serial_private *priv = pci_get_drvdata (dev);
646 	int n, success = 0;
647 
648 	priv->par = cards[id->driver_data];
649 	card = &priv->par;
650 	if (card->preinit_hook &&
651 	    card->preinit_hook (dev, card, PARPORT_IRQ_NONE, PARPORT_DMA_NONE))
652 		return -ENODEV;
653 
654 	for (n = 0; n < card->numports; n++) {
655 		struct parport *port;
656 		int lo = card->addr[n].lo;
657 		int hi = card->addr[n].hi;
658 		unsigned long io_lo, io_hi;
659 		int irq;
660 
661 		if (priv->num_par == ARRAY_SIZE (priv->port)) {
662 			dev_warn(&dev->dev,
663 				 "only %zu parallel ports supported (%d reported)\n",
664 				 ARRAY_SIZE(priv->port), card->numports);
665 			break;
666 		}
667 
668 		io_lo = pci_resource_start (dev, lo);
669 		io_hi = 0;
670 		if ((hi >= 0) && (hi <= 6))
671 			io_hi = pci_resource_start (dev, hi);
672 		else if (hi > 6)
673 			io_lo += hi; /* Reinterpret the meaning of
674                                         "hi" as an offset (see SYBA
675                                         def.) */
676 		/* TODO: test if sharing interrupts works */
677 		irq = pci_irq_vector(dev, 0);
678 		if (irq < 0)
679 			return irq;
680 		if (irq == 0)
681 			irq = PARPORT_IRQ_NONE;
682 		if (irq == PARPORT_IRQ_NONE) {
683 			dev_dbg(&dev->dev,
684 				"PCI parallel port detected: I/O at %#lx(%#lx)\n",
685 				io_lo, io_hi);
686 		} else {
687 			dev_dbg(&dev->dev,
688 				"PCI parallel port detected: I/O at %#lx(%#lx), IRQ %d\n",
689 				io_lo, io_hi, irq);
690 		}
691 		port = parport_pc_probe_port (io_lo, io_hi, irq,
692 			      PARPORT_DMA_NONE, &dev->dev, IRQF_SHARED);
693 		if (port) {
694 			priv->port[priv->num_par++] = port;
695 			success = 1;
696 		}
697 	}
698 
699 	if (card->postinit_hook)
700 		card->postinit_hook (dev, card, !success);
701 
702 	return 0;
703 }
704 
705 static int parport_serial_pci_probe(struct pci_dev *dev,
706 				    const struct pci_device_id *id)
707 {
708 	struct parport_serial_private *priv;
709 	int err;
710 
711 	priv = devm_kzalloc(&dev->dev, sizeof(*priv), GFP_KERNEL);
712 	if (!priv)
713 		return -ENOMEM;
714 
715 	pci_set_drvdata (dev, priv);
716 
717 	err = pcim_enable_device(dev);
718 	if (err)
719 		return err;
720 
721 	err = parport_register(dev, id);
722 	if (err)
723 		return err;
724 
725 	err = serial_register(dev, id);
726 	if (err) {
727 		int i;
728 		for (i = 0; i < priv->num_par; i++)
729 			parport_pc_unregister_port (priv->port[i]);
730 		return err;
731 	}
732 
733 	return 0;
734 }
735 
736 static void parport_serial_pci_remove(struct pci_dev *dev)
737 {
738 	struct parport_serial_private *priv = pci_get_drvdata (dev);
739 	int i;
740 
741 	// Serial ports
742 	if (priv->serial)
743 		pciserial_remove_ports(priv->serial);
744 
745 	// Parallel ports
746 	for (i = 0; i < priv->num_par; i++)
747 		parport_pc_unregister_port (priv->port[i]);
748 
749 	return;
750 }
751 
752 static int __maybe_unused parport_serial_pci_suspend(struct device *dev)
753 {
754 	struct parport_serial_private *priv = dev_get_drvdata(dev);
755 
756 	if (priv->serial)
757 		pciserial_suspend_ports(priv->serial);
758 
759 	/* FIXME: What about parport? */
760 	return 0;
761 }
762 
763 static int __maybe_unused parport_serial_pci_resume(struct device *dev)
764 {
765 	struct parport_serial_private *priv = dev_get_drvdata(dev);
766 
767 	if (priv->serial)
768 		pciserial_resume_ports(priv->serial);
769 
770 	/* FIXME: What about parport? */
771 	return 0;
772 }
773 
774 static SIMPLE_DEV_PM_OPS(parport_serial_pm_ops,
775 			 parport_serial_pci_suspend, parport_serial_pci_resume);
776 
777 static struct pci_driver parport_serial_pci_driver = {
778 	.name		= "parport_serial",
779 	.id_table	= parport_serial_pci_tbl,
780 	.probe		= parport_serial_pci_probe,
781 	.remove		= parport_serial_pci_remove,
782 	.driver         = {
783 		.pm     = &parport_serial_pm_ops,
784 	},
785 };
786 module_pci_driver(parport_serial_pci_driver);
787 
788 MODULE_AUTHOR("Tim Waugh <twaugh@redhat.com>");
789 MODULE_DESCRIPTION("Driver for common parallel+serial multi-I/O PCI cards");
790 MODULE_LICENSE("GPL");
791