Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * pnpacpi -- PnP ACPI driver | |
3 | * | |
4 | * Copyright (c) 2004 Matthieu Castet <castet.matthieu@free.fr> | |
5 | * Copyright (c) 2004 Li Shaohua <shaohua.li@intel.com> | |
50eca3eb | 6 | * |
1da177e4 LT |
7 | * This program is free software; you can redistribute it and/or modify it |
8 | * under the terms of the GNU General Public License as published by the | |
9 | * Free Software Foundation; either version 2, or (at your option) any | |
10 | * later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | */ | |
21 | #include <linux/kernel.h> | |
22 | #include <linux/acpi.h> | |
23 | #include <linux/pci.h> | |
02d83b5d BH |
24 | #include <linux/pnp.h> |
25 | #include "../base.h" | |
1da177e4 LT |
26 | #include "pnpacpi.h" |
27 | ||
28 | #ifdef CONFIG_IA64 | |
29 | #define valid_IRQ(i) (1) | |
30 | #else | |
31 | #define valid_IRQ(i) (((i) != 0) && ((i) != 2)) | |
32 | #endif | |
33 | ||
34 | /* | |
35 | * Allocated Resources | |
36 | */ | |
cd7ec927 | 37 | static int irq_flags(int triggering, int polarity, int shareable) |
1da177e4 | 38 | { |
cd7ec927 BH |
39 | int flags; |
40 | ||
50eca3eb | 41 | if (triggering == ACPI_LEVEL_SENSITIVE) { |
1c6e7d0a | 42 | if (polarity == ACPI_ACTIVE_LOW) |
cd7ec927 | 43 | flags = IORESOURCE_IRQ_LOWLEVEL; |
1da177e4 | 44 | else |
cd7ec927 | 45 | flags = IORESOURCE_IRQ_HIGHLEVEL; |
9dd78466 | 46 | } else { |
1c6e7d0a | 47 | if (polarity == ACPI_ACTIVE_LOW) |
cd7ec927 | 48 | flags = IORESOURCE_IRQ_LOWEDGE; |
1da177e4 | 49 | else |
cd7ec927 | 50 | flags = IORESOURCE_IRQ_HIGHEDGE; |
1da177e4 | 51 | } |
cd7ec927 BH |
52 | |
53 | if (shareable) | |
54 | flags |= IORESOURCE_IRQ_SHAREABLE; | |
55 | ||
56 | return flags; | |
1da177e4 LT |
57 | } |
58 | ||
50eca3eb | 59 | static void decode_irq_flags(int flag, int *triggering, int *polarity) |
1da177e4 LT |
60 | { |
61 | switch (flag) { | |
62 | case IORESOURCE_IRQ_LOWLEVEL: | |
50eca3eb BM |
63 | *triggering = ACPI_LEVEL_SENSITIVE; |
64 | *polarity = ACPI_ACTIVE_LOW; | |
1da177e4 | 65 | break; |
1c6e7d0a | 66 | case IORESOURCE_IRQ_HIGHLEVEL: |
50eca3eb BM |
67 | *triggering = ACPI_LEVEL_SENSITIVE; |
68 | *polarity = ACPI_ACTIVE_HIGH; | |
1da177e4 LT |
69 | break; |
70 | case IORESOURCE_IRQ_LOWEDGE: | |
50eca3eb BM |
71 | *triggering = ACPI_EDGE_SENSITIVE; |
72 | *polarity = ACPI_ACTIVE_LOW; | |
1da177e4 LT |
73 | break; |
74 | case IORESOURCE_IRQ_HIGHEDGE: | |
50eca3eb BM |
75 | *triggering = ACPI_EDGE_SENSITIVE; |
76 | *polarity = ACPI_ACTIVE_HIGH; | |
1da177e4 LT |
77 | break; |
78 | } | |
79 | } | |
80 | ||
4ab55d8d | 81 | static void pnpacpi_parse_allocated_irqresource(struct pnp_dev *dev, |
07d4e9af BH |
82 | u32 gsi, int triggering, |
83 | int polarity, int shareable) | |
1da177e4 | 84 | { |
dbddd038 | 85 | int irq, flags; |
61fd47e0 | 86 | int p, t; |
dbed12da BH |
87 | |
88 | if (!valid_IRQ(gsi)) | |
89 | return; | |
90 | ||
61fd47e0 SL |
91 | /* |
92 | * in IO-APIC mode, use overrided attribute. Two reasons: | |
93 | * 1. BIOS bug in DSDT | |
94 | * 2. BIOS uses IO-APIC mode Interrupt Source Override | |
95 | */ | |
96 | if (!acpi_get_override_irq(gsi, &t, &p)) { | |
97 | t = t ? ACPI_LEVEL_SENSITIVE : ACPI_EDGE_SENSITIVE; | |
98 | p = p ? ACPI_ACTIVE_LOW : ACPI_ACTIVE_HIGH; | |
99 | ||
100 | if (triggering != t || polarity != p) { | |
af11cb2d | 101 | dev_warn(&dev->dev, "IRQ %d override to %s, %s\n", |
61fd47e0 SL |
102 | gsi, t ? "edge":"level", p ? "low":"high"); |
103 | triggering = t; | |
104 | polarity = p; | |
105 | } | |
106 | } | |
107 | ||
dbddd038 | 108 | flags = irq_flags(triggering, polarity, shareable); |
50eca3eb | 109 | irq = acpi_register_gsi(gsi, triggering, polarity); |
dbddd038 BH |
110 | if (irq >= 0) |
111 | pcibios_penalize_isa_irq(irq, 1); | |
112 | else | |
113 | flags |= IORESOURCE_DISABLED; | |
dbed12da | 114 | |
dbddd038 | 115 | pnp_add_irq_resource(dev, irq, flags); |
1da177e4 LT |
116 | } |
117 | ||
362ea087 MK |
118 | static int dma_flags(int type, int bus_master, int transfer) |
119 | { | |
120 | int flags = 0; | |
121 | ||
122 | if (bus_master) | |
123 | flags |= IORESOURCE_DMA_MASTER; | |
124 | switch (type) { | |
125 | case ACPI_COMPATIBILITY: | |
126 | flags |= IORESOURCE_DMA_COMPATIBLE; | |
127 | break; | |
128 | case ACPI_TYPE_A: | |
129 | flags |= IORESOURCE_DMA_TYPEA; | |
130 | break; | |
131 | case ACPI_TYPE_B: | |
132 | flags |= IORESOURCE_DMA_TYPEB; | |
133 | break; | |
134 | case ACPI_TYPE_F: | |
135 | flags |= IORESOURCE_DMA_TYPEF; | |
136 | break; | |
137 | default: | |
138 | /* Set a default value ? */ | |
139 | flags |= IORESOURCE_DMA_COMPATIBLE; | |
140 | pnp_err("Invalid DMA type"); | |
141 | } | |
142 | switch (transfer) { | |
143 | case ACPI_TRANSFER_8: | |
144 | flags |= IORESOURCE_DMA_8BIT; | |
145 | break; | |
146 | case ACPI_TRANSFER_8_16: | |
147 | flags |= IORESOURCE_DMA_8AND16BIT; | |
148 | break; | |
149 | case ACPI_TRANSFER_16: | |
150 | flags |= IORESOURCE_DMA_16BIT; | |
151 | break; | |
152 | default: | |
153 | /* Set a default value ? */ | |
154 | flags |= IORESOURCE_DMA_8AND16BIT; | |
155 | pnp_err("Invalid DMA transfer type"); | |
156 | } | |
157 | ||
158 | return flags; | |
159 | } | |
160 | ||
cc8c2e30 BH |
161 | static void pnpacpi_parse_allocated_ioresource(struct pnp_dev *dev, u64 start, |
162 | u64 len, int io_decode) | |
1da177e4 | 163 | { |
cc8c2e30 BH |
164 | int flags = 0; |
165 | u64 end = start + len - 1; | |
07d4e9af | 166 | |
cc8c2e30 BH |
167 | if (io_decode == ACPI_DECODE_16) |
168 | flags |= PNP_PORT_FLAG_16BITADDR; | |
169 | if (len == 0 || end >= 0x10003) | |
170 | flags |= IORESOURCE_DISABLED; | |
171 | ||
172 | pnp_add_io_resource(dev, start, end, flags); | |
1da177e4 LT |
173 | } |
174 | ||
4ab55d8d | 175 | static void pnpacpi_parse_allocated_memresource(struct pnp_dev *dev, |
d6180f36 | 176 | u64 start, u64 len, |
07d4e9af | 177 | int write_protect) |
1da177e4 | 178 | { |
d6180f36 BH |
179 | int flags = 0; |
180 | u64 end = start + len - 1; | |
181 | ||
182 | if (len == 0) | |
183 | flags |= IORESOURCE_DISABLED; | |
184 | if (write_protect == ACPI_READ_WRITE_MEMORY) | |
185 | flags |= IORESOURCE_MEM_WRITEABLE; | |
186 | ||
187 | pnp_add_mem_resource(dev, start, end, flags); | |
1da177e4 LT |
188 | } |
189 | ||
4ab55d8d | 190 | static void pnpacpi_parse_allocated_address_space(struct pnp_dev *dev, |
07d4e9af | 191 | struct acpi_resource *res) |
1acfb7f2 BH |
192 | { |
193 | struct acpi_resource_address64 addr, *p = &addr; | |
194 | acpi_status status; | |
195 | ||
196 | status = acpi_resource_to_address64(res, p); | |
197 | if (!ACPI_SUCCESS(status)) { | |
af11cb2d | 198 | dev_warn(&dev->dev, "failed to convert resource type %d\n", |
9dd78466 | 199 | res->type); |
1acfb7f2 BH |
200 | return; |
201 | } | |
202 | ||
2b8de5f5 | 203 | if (p->producer_consumer == ACPI_PRODUCER) |
204 | return; | |
205 | ||
1acfb7f2 | 206 | if (p->resource_type == ACPI_MEMORY_RANGE) |
4ab55d8d | 207 | pnpacpi_parse_allocated_memresource(dev, |
07d4e9af BH |
208 | p->minimum, p->address_length, |
209 | p->info.mem.write_protect); | |
1acfb7f2 | 210 | else if (p->resource_type == ACPI_IO_RANGE) |
4ab55d8d | 211 | pnpacpi_parse_allocated_ioresource(dev, |
07d4e9af BH |
212 | p->minimum, p->address_length, |
213 | p->granularity == 0xfff ? ACPI_DECODE_10 : | |
214 | ACPI_DECODE_16); | |
1acfb7f2 | 215 | } |
1da177e4 LT |
216 | |
217 | static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res, | |
9dd78466 | 218 | void *data) |
1da177e4 | 219 | { |
4ab55d8d | 220 | struct pnp_dev *dev = data; |
9570a20e BH |
221 | struct acpi_resource_irq *irq; |
222 | struct acpi_resource_dma *dma; | |
223 | struct acpi_resource_io *io; | |
224 | struct acpi_resource_fixed_io *fixed_io; | |
225 | struct acpi_resource_memory24 *memory24; | |
226 | struct acpi_resource_memory32 *memory32; | |
227 | struct acpi_resource_fixed_memory32 *fixed_memory32; | |
228 | struct acpi_resource_extended_irq *extended_irq; | |
dc16f5f2 | 229 | int i, flags; |
1da177e4 | 230 | |
eca008c8 | 231 | switch (res->type) { |
50eca3eb | 232 | case ACPI_RESOURCE_TYPE_IRQ: |
dbed12da BH |
233 | /* |
234 | * Per spec, only one interrupt per descriptor is allowed in | |
235 | * _CRS, but some firmware violates this, so parse them all. | |
236 | */ | |
9570a20e BH |
237 | irq = &res->data.irq; |
238 | for (i = 0; i < irq->interrupt_count; i++) { | |
4ab55d8d | 239 | pnpacpi_parse_allocated_irqresource(dev, |
9570a20e BH |
240 | irq->interrupts[i], |
241 | irq->triggering, | |
242 | irq->polarity, | |
243 | irq->sharable); | |
1da177e4 LT |
244 | } |
245 | break; | |
246 | ||
50eca3eb | 247 | case ACPI_RESOURCE_TYPE_DMA: |
9570a20e | 248 | dma = &res->data.dma; |
dc16f5f2 BH |
249 | if (dma->channel_count > 0) { |
250 | flags = dma_flags(dma->type, dma->bus_master, | |
251 | dma->transfer); | |
252 | if (dma->channels[0] == (u8) -1) | |
253 | flags |= IORESOURCE_DISABLED; | |
254 | pnp_add_dma_resource(dev, dma->channels[0], flags); | |
255 | } | |
1da177e4 | 256 | break; |
0af5853b | 257 | |
50eca3eb | 258 | case ACPI_RESOURCE_TYPE_IO: |
9570a20e | 259 | io = &res->data.io; |
4ab55d8d | 260 | pnpacpi_parse_allocated_ioresource(dev, |
9570a20e BH |
261 | io->minimum, |
262 | io->address_length, | |
263 | io->io_decode); | |
1da177e4 | 264 | break; |
0af5853b LB |
265 | |
266 | case ACPI_RESOURCE_TYPE_START_DEPENDENT: | |
267 | case ACPI_RESOURCE_TYPE_END_DEPENDENT: | |
268 | break; | |
269 | ||
50eca3eb | 270 | case ACPI_RESOURCE_TYPE_FIXED_IO: |
9570a20e | 271 | fixed_io = &res->data.fixed_io; |
4ab55d8d | 272 | pnpacpi_parse_allocated_ioresource(dev, |
9570a20e BH |
273 | fixed_io->address, |
274 | fixed_io->address_length, | |
07d4e9af | 275 | ACPI_DECODE_10); |
1da177e4 | 276 | break; |
0af5853b LB |
277 | |
278 | case ACPI_RESOURCE_TYPE_VENDOR: | |
279 | break; | |
280 | ||
281 | case ACPI_RESOURCE_TYPE_END_TAG: | |
282 | break; | |
283 | ||
50eca3eb | 284 | case ACPI_RESOURCE_TYPE_MEMORY24: |
9570a20e | 285 | memory24 = &res->data.memory24; |
4ab55d8d | 286 | pnpacpi_parse_allocated_memresource(dev, |
9570a20e BH |
287 | memory24->minimum, |
288 | memory24->address_length, | |
289 | memory24->write_protect); | |
1da177e4 | 290 | break; |
50eca3eb | 291 | case ACPI_RESOURCE_TYPE_MEMORY32: |
9570a20e | 292 | memory32 = &res->data.memory32; |
4ab55d8d | 293 | pnpacpi_parse_allocated_memresource(dev, |
9570a20e BH |
294 | memory32->minimum, |
295 | memory32->address_length, | |
296 | memory32->write_protect); | |
1da177e4 | 297 | break; |
50eca3eb | 298 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: |
9570a20e | 299 | fixed_memory32 = &res->data.fixed_memory32; |
4ab55d8d | 300 | pnpacpi_parse_allocated_memresource(dev, |
9570a20e BH |
301 | fixed_memory32->address, |
302 | fixed_memory32->address_length, | |
303 | fixed_memory32->write_protect); | |
1da177e4 | 304 | break; |
50eca3eb | 305 | case ACPI_RESOURCE_TYPE_ADDRESS16: |
50eca3eb | 306 | case ACPI_RESOURCE_TYPE_ADDRESS32: |
50eca3eb | 307 | case ACPI_RESOURCE_TYPE_ADDRESS64: |
4ab55d8d | 308 | pnpacpi_parse_allocated_address_space(dev, res); |
1da177e4 | 309 | break; |
0af5853b LB |
310 | |
311 | case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64: | |
2b8de5f5 | 312 | if (res->data.ext_address64.producer_consumer == ACPI_PRODUCER) |
313 | return AE_OK; | |
0af5853b LB |
314 | break; |
315 | ||
316 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: | |
9570a20e BH |
317 | extended_irq = &res->data.extended_irq; |
318 | if (extended_irq->producer_consumer == ACPI_PRODUCER) | |
2b8de5f5 | 319 | return AE_OK; |
320 | ||
9570a20e | 321 | for (i = 0; i < extended_irq->interrupt_count; i++) { |
4ab55d8d | 322 | pnpacpi_parse_allocated_irqresource(dev, |
9570a20e BH |
323 | extended_irq->interrupts[i], |
324 | extended_irq->triggering, | |
325 | extended_irq->polarity, | |
326 | extended_irq->sharable); | |
0af5853b LB |
327 | } |
328 | break; | |
329 | ||
330 | case ACPI_RESOURCE_TYPE_GENERIC_REGISTER: | |
1da177e4 | 331 | break; |
0af5853b | 332 | |
1da177e4 | 333 | default: |
af11cb2d BH |
334 | dev_warn(&dev->dev, "unknown resource type %d in _CRS\n", |
335 | res->type); | |
1da177e4 LT |
336 | return AE_ERROR; |
337 | } | |
1c6e7d0a | 338 | |
1da177e4 LT |
339 | return AE_OK; |
340 | } | |
341 | ||
4ab55d8d | 342 | acpi_status pnpacpi_parse_allocated_resource(struct pnp_dev *dev) |
1da177e4 | 343 | { |
4ab55d8d BH |
344 | acpi_handle handle = dev->data; |
345 | ||
72dcc883 BH |
346 | dev_dbg(&dev->dev, "parse allocated resources\n"); |
347 | ||
f4490002 | 348 | pnp_init_resources(dev); |
1da177e4 | 349 | |
9dd78466 | 350 | return acpi_walk_resources(handle, METHOD_NAME__CRS, |
4ab55d8d | 351 | pnpacpi_allocated_resource, dev); |
1da177e4 LT |
352 | } |
353 | ||
c1caf06c BH |
354 | static __init void pnpacpi_parse_dma_option(struct pnp_dev *dev, |
355 | struct pnp_option *option, | |
2bb9a6b3 | 356 | struct acpi_resource_dma *p) |
1da177e4 LT |
357 | { |
358 | int i; | |
9dd78466 | 359 | struct pnp_dma *dma; |
1da177e4 | 360 | |
50eca3eb | 361 | if (p->channel_count == 0) |
1da177e4 | 362 | return; |
cd861280 | 363 | dma = kzalloc(sizeof(struct pnp_dma), GFP_KERNEL); |
1da177e4 LT |
364 | if (!dma) |
365 | return; | |
366 | ||
9dd78466 | 367 | for (i = 0; i < p->channel_count; i++) |
1da177e4 | 368 | dma->map |= 1 << p->channels[i]; |
362ea087 MK |
369 | |
370 | dma->flags = dma_flags(p->type, p->bus_master, p->transfer); | |
1da177e4 | 371 | |
c1caf06c | 372 | pnp_register_dma_resource(dev, option, dma); |
1da177e4 LT |
373 | } |
374 | ||
c1caf06c BH |
375 | static __init void pnpacpi_parse_irq_option(struct pnp_dev *dev, |
376 | struct pnp_option *option, | |
2bb9a6b3 | 377 | struct acpi_resource_irq *p) |
1da177e4 LT |
378 | { |
379 | int i; | |
1c6e7d0a BH |
380 | struct pnp_irq *irq; |
381 | ||
50eca3eb | 382 | if (p->interrupt_count == 0) |
1da177e4 | 383 | return; |
cd861280 | 384 | irq = kzalloc(sizeof(struct pnp_irq), GFP_KERNEL); |
1da177e4 LT |
385 | if (!irq) |
386 | return; | |
387 | ||
9dd78466 | 388 | for (i = 0; i < p->interrupt_count; i++) |
1da177e4 LT |
389 | if (p->interrupts[i]) |
390 | __set_bit(p->interrupts[i], irq->map); | |
cd7ec927 | 391 | irq->flags = irq_flags(p->triggering, p->polarity, p->sharable); |
1da177e4 | 392 | |
c1caf06c | 393 | pnp_register_irq_resource(dev, option, irq); |
1da177e4 LT |
394 | } |
395 | ||
c1caf06c BH |
396 | static __init void pnpacpi_parse_ext_irq_option(struct pnp_dev *dev, |
397 | struct pnp_option *option, | |
2bb9a6b3 | 398 | struct acpi_resource_extended_irq *p) |
1da177e4 LT |
399 | { |
400 | int i; | |
1c6e7d0a | 401 | struct pnp_irq *irq; |
1da177e4 | 402 | |
50eca3eb | 403 | if (p->interrupt_count == 0) |
1da177e4 | 404 | return; |
cd861280 | 405 | irq = kzalloc(sizeof(struct pnp_irq), GFP_KERNEL); |
1da177e4 LT |
406 | if (!irq) |
407 | return; | |
408 | ||
9dd78466 | 409 | for (i = 0; i < p->interrupt_count; i++) |
1da177e4 LT |
410 | if (p->interrupts[i]) |
411 | __set_bit(p->interrupts[i], irq->map); | |
cd7ec927 | 412 | irq->flags = irq_flags(p->triggering, p->polarity, p->sharable); |
1da177e4 | 413 | |
c1caf06c | 414 | pnp_register_irq_resource(dev, option, irq); |
1da177e4 LT |
415 | } |
416 | ||
c1caf06c BH |
417 | static __init void pnpacpi_parse_port_option(struct pnp_dev *dev, |
418 | struct pnp_option *option, | |
2bb9a6b3 | 419 | struct acpi_resource_io *io) |
1da177e4 | 420 | { |
1c6e7d0a | 421 | struct pnp_port *port; |
1da177e4 | 422 | |
50eca3eb | 423 | if (io->address_length == 0) |
1da177e4 | 424 | return; |
cd861280 | 425 | port = kzalloc(sizeof(struct pnp_port), GFP_KERNEL); |
1da177e4 LT |
426 | if (!port) |
427 | return; | |
50eca3eb BM |
428 | port->min = io->minimum; |
429 | port->max = io->maximum; | |
1da177e4 | 430 | port->align = io->alignment; |
50eca3eb BM |
431 | port->size = io->address_length; |
432 | port->flags = ACPI_DECODE_16 == io->io_decode ? | |
9dd78466 | 433 | PNP_PORT_FLAG_16BITADDR : 0; |
c1caf06c | 434 | pnp_register_port_resource(dev, option, port); |
1da177e4 LT |
435 | } |
436 | ||
c1caf06c BH |
437 | static __init void pnpacpi_parse_fixed_port_option(struct pnp_dev *dev, |
438 | struct pnp_option *option, | |
2bb9a6b3 | 439 | struct acpi_resource_fixed_io *io) |
1da177e4 | 440 | { |
1c6e7d0a | 441 | struct pnp_port *port; |
1da177e4 | 442 | |
50eca3eb | 443 | if (io->address_length == 0) |
1da177e4 | 444 | return; |
cd861280 | 445 | port = kzalloc(sizeof(struct pnp_port), GFP_KERNEL); |
1da177e4 LT |
446 | if (!port) |
447 | return; | |
50eca3eb BM |
448 | port->min = port->max = io->address; |
449 | port->size = io->address_length; | |
1da177e4 LT |
450 | port->align = 0; |
451 | port->flags = PNP_PORT_FLAG_FIXED; | |
c1caf06c | 452 | pnp_register_port_resource(dev, option, port); |
1da177e4 LT |
453 | } |
454 | ||
c1caf06c BH |
455 | static __init void pnpacpi_parse_mem24_option(struct pnp_dev *dev, |
456 | struct pnp_option *option, | |
2bb9a6b3 | 457 | struct acpi_resource_memory24 *p) |
1da177e4 | 458 | { |
1c6e7d0a | 459 | struct pnp_mem *mem; |
1da177e4 | 460 | |
50eca3eb | 461 | if (p->address_length == 0) |
1da177e4 | 462 | return; |
cd861280 | 463 | mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL); |
1da177e4 LT |
464 | if (!mem) |
465 | return; | |
50eca3eb BM |
466 | mem->min = p->minimum; |
467 | mem->max = p->maximum; | |
1da177e4 | 468 | mem->align = p->alignment; |
50eca3eb | 469 | mem->size = p->address_length; |
1da177e4 | 470 | |
0897831b | 471 | mem->flags = (ACPI_READ_WRITE_MEMORY == p->write_protect) ? |
9dd78466 | 472 | IORESOURCE_MEM_WRITEABLE : 0; |
1da177e4 | 473 | |
c1caf06c | 474 | pnp_register_mem_resource(dev, option, mem); |
1da177e4 LT |
475 | } |
476 | ||
c1caf06c BH |
477 | static __init void pnpacpi_parse_mem32_option(struct pnp_dev *dev, |
478 | struct pnp_option *option, | |
2bb9a6b3 | 479 | struct acpi_resource_memory32 *p) |
1da177e4 | 480 | { |
1c6e7d0a | 481 | struct pnp_mem *mem; |
1da177e4 | 482 | |
50eca3eb | 483 | if (p->address_length == 0) |
1da177e4 | 484 | return; |
cd861280 | 485 | mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL); |
1da177e4 LT |
486 | if (!mem) |
487 | return; | |
50eca3eb BM |
488 | mem->min = p->minimum; |
489 | mem->max = p->maximum; | |
1da177e4 | 490 | mem->align = p->alignment; |
50eca3eb | 491 | mem->size = p->address_length; |
1da177e4 | 492 | |
0897831b | 493 | mem->flags = (ACPI_READ_WRITE_MEMORY == p->write_protect) ? |
9dd78466 | 494 | IORESOURCE_MEM_WRITEABLE : 0; |
1da177e4 | 495 | |
c1caf06c | 496 | pnp_register_mem_resource(dev, option, mem); |
1da177e4 LT |
497 | } |
498 | ||
c1caf06c BH |
499 | static __init void pnpacpi_parse_fixed_mem32_option(struct pnp_dev *dev, |
500 | struct pnp_option *option, | |
2bb9a6b3 | 501 | struct acpi_resource_fixed_memory32 *p) |
1da177e4 | 502 | { |
1c6e7d0a | 503 | struct pnp_mem *mem; |
1da177e4 | 504 | |
50eca3eb | 505 | if (p->address_length == 0) |
1da177e4 | 506 | return; |
cd861280 | 507 | mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL); |
1da177e4 LT |
508 | if (!mem) |
509 | return; | |
50eca3eb BM |
510 | mem->min = mem->max = p->address; |
511 | mem->size = p->address_length; | |
1da177e4 LT |
512 | mem->align = 0; |
513 | ||
0897831b | 514 | mem->flags = (ACPI_READ_WRITE_MEMORY == p->write_protect) ? |
9dd78466 | 515 | IORESOURCE_MEM_WRITEABLE : 0; |
1da177e4 | 516 | |
c1caf06c | 517 | pnp_register_mem_resource(dev, option, mem); |
1da177e4 LT |
518 | } |
519 | ||
c1caf06c BH |
520 | static __init void pnpacpi_parse_address_option(struct pnp_dev *dev, |
521 | struct pnp_option *option, | |
2bb9a6b3 | 522 | struct acpi_resource *r) |
6f957eaf BH |
523 | { |
524 | struct acpi_resource_address64 addr, *p = &addr; | |
525 | acpi_status status; | |
1c6e7d0a BH |
526 | struct pnp_mem *mem; |
527 | struct pnp_port *port; | |
6f957eaf BH |
528 | |
529 | status = acpi_resource_to_address64(r, p); | |
530 | if (!ACPI_SUCCESS(status)) { | |
9dd78466 BH |
531 | pnp_warn("PnPACPI: failed to convert resource type %d", |
532 | r->type); | |
6f957eaf BH |
533 | return; |
534 | } | |
535 | ||
536 | if (p->address_length == 0) | |
537 | return; | |
538 | ||
539 | if (p->resource_type == ACPI_MEMORY_RANGE) { | |
cd861280 | 540 | mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL); |
6f957eaf BH |
541 | if (!mem) |
542 | return; | |
ed03f430 | 543 | mem->min = mem->max = p->minimum; |
6f957eaf BH |
544 | mem->size = p->address_length; |
545 | mem->align = 0; | |
ed03f430 | 546 | mem->flags = (p->info.mem.write_protect == |
9dd78466 BH |
547 | ACPI_READ_WRITE_MEMORY) ? IORESOURCE_MEM_WRITEABLE |
548 | : 0; | |
c1caf06c | 549 | pnp_register_mem_resource(dev, option, mem); |
6f957eaf | 550 | } else if (p->resource_type == ACPI_IO_RANGE) { |
cd861280 | 551 | port = kzalloc(sizeof(struct pnp_port), GFP_KERNEL); |
6f957eaf BH |
552 | if (!port) |
553 | return; | |
ed03f430 | 554 | port->min = port->max = p->minimum; |
6f957eaf BH |
555 | port->size = p->address_length; |
556 | port->align = 0; | |
557 | port->flags = PNP_PORT_FLAG_FIXED; | |
c1caf06c | 558 | pnp_register_port_resource(dev, option, port); |
6f957eaf BH |
559 | } |
560 | } | |
561 | ||
1da177e4 LT |
562 | struct acpipnp_parse_option_s { |
563 | struct pnp_option *option; | |
b008b8d7 | 564 | struct pnp_option *option_independent; |
1da177e4 LT |
565 | struct pnp_dev *dev; |
566 | }; | |
567 | ||
2bb9a6b3 TR |
568 | static __init acpi_status pnpacpi_option_resource(struct acpi_resource *res, |
569 | void *data) | |
1da177e4 LT |
570 | { |
571 | int priority = 0; | |
4721a4cc | 572 | struct acpipnp_parse_option_s *parse_data = data; |
1da177e4 LT |
573 | struct pnp_dev *dev = parse_data->dev; |
574 | struct pnp_option *option = parse_data->option; | |
575 | ||
eca008c8 | 576 | switch (res->type) { |
9dd78466 | 577 | case ACPI_RESOURCE_TYPE_IRQ: |
c1caf06c | 578 | pnpacpi_parse_irq_option(dev, option, &res->data.irq); |
9dd78466 | 579 | break; |
0af5853b | 580 | |
9dd78466 | 581 | case ACPI_RESOURCE_TYPE_DMA: |
c1caf06c | 582 | pnpacpi_parse_dma_option(dev, option, &res->data.dma); |
9dd78466 | 583 | break; |
0af5853b | 584 | |
9dd78466 BH |
585 | case ACPI_RESOURCE_TYPE_START_DEPENDENT: |
586 | switch (res->data.start_dpf.compatibility_priority) { | |
587 | case ACPI_GOOD_CONFIGURATION: | |
588 | priority = PNP_RES_PRIORITY_PREFERRED; | |
1da177e4 | 589 | break; |
0af5853b | 590 | |
9dd78466 BH |
591 | case ACPI_ACCEPTABLE_CONFIGURATION: |
592 | priority = PNP_RES_PRIORITY_ACCEPTABLE; | |
b008b8d7 | 593 | break; |
0af5853b | 594 | |
9dd78466 BH |
595 | case ACPI_SUB_OPTIMAL_CONFIGURATION: |
596 | priority = PNP_RES_PRIORITY_FUNCTIONAL; | |
0af5853b | 597 | break; |
9dd78466 BH |
598 | default: |
599 | priority = PNP_RES_PRIORITY_INVALID; | |
0af5853b | 600 | break; |
9dd78466 | 601 | } |
07d4e9af | 602 | /* TBD: Consider performance/robustness bits */ |
9dd78466 BH |
603 | option = pnp_register_dependent_option(dev, priority); |
604 | if (!option) | |
605 | return AE_ERROR; | |
606 | parse_data->option = option; | |
607 | break; | |
0af5853b | 608 | |
9dd78466 BH |
609 | case ACPI_RESOURCE_TYPE_END_DEPENDENT: |
610 | /*only one EndDependentFn is allowed */ | |
611 | if (!parse_data->option_independent) { | |
af11cb2d BH |
612 | dev_warn(&dev->dev, "more than one EndDependentFn " |
613 | "in _PRS\n"); | |
9dd78466 BH |
614 | return AE_ERROR; |
615 | } | |
616 | parse_data->option = parse_data->option_independent; | |
617 | parse_data->option_independent = NULL; | |
c1caf06c | 618 | dev_dbg(&dev->dev, "end dependent options\n"); |
9dd78466 | 619 | break; |
0af5853b | 620 | |
9dd78466 | 621 | case ACPI_RESOURCE_TYPE_IO: |
c1caf06c | 622 | pnpacpi_parse_port_option(dev, option, &res->data.io); |
9dd78466 | 623 | break; |
0af5853b | 624 | |
9dd78466 | 625 | case ACPI_RESOURCE_TYPE_FIXED_IO: |
c1caf06c BH |
626 | pnpacpi_parse_fixed_port_option(dev, option, |
627 | &res->data.fixed_io); | |
9dd78466 | 628 | break; |
0af5853b | 629 | |
9dd78466 BH |
630 | case ACPI_RESOURCE_TYPE_VENDOR: |
631 | case ACPI_RESOURCE_TYPE_END_TAG: | |
632 | break; | |
0af5853b | 633 | |
9dd78466 | 634 | case ACPI_RESOURCE_TYPE_MEMORY24: |
c1caf06c | 635 | pnpacpi_parse_mem24_option(dev, option, &res->data.memory24); |
9dd78466 | 636 | break; |
0af5853b | 637 | |
9dd78466 | 638 | case ACPI_RESOURCE_TYPE_MEMORY32: |
c1caf06c | 639 | pnpacpi_parse_mem32_option(dev, option, &res->data.memory32); |
9dd78466 | 640 | break; |
0af5853b | 641 | |
9dd78466 | 642 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: |
c1caf06c | 643 | pnpacpi_parse_fixed_mem32_option(dev, option, |
9dd78466 BH |
644 | &res->data.fixed_memory32); |
645 | break; | |
0af5853b | 646 | |
9dd78466 BH |
647 | case ACPI_RESOURCE_TYPE_ADDRESS16: |
648 | case ACPI_RESOURCE_TYPE_ADDRESS32: | |
649 | case ACPI_RESOURCE_TYPE_ADDRESS64: | |
c1caf06c | 650 | pnpacpi_parse_address_option(dev, option, res); |
9dd78466 | 651 | break; |
0af5853b | 652 | |
9dd78466 BH |
653 | case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64: |
654 | break; | |
655 | ||
656 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: | |
c1caf06c BH |
657 | pnpacpi_parse_ext_irq_option(dev, option, |
658 | &res->data.extended_irq); | |
9dd78466 BH |
659 | break; |
660 | ||
661 | case ACPI_RESOURCE_TYPE_GENERIC_REGISTER: | |
662 | break; | |
663 | ||
664 | default: | |
af11cb2d BH |
665 | dev_warn(&dev->dev, "unknown resource type %d in _PRS\n", |
666 | res->type); | |
9dd78466 | 667 | return AE_ERROR; |
1da177e4 | 668 | } |
1c6e7d0a | 669 | |
1da177e4 LT |
670 | return AE_OK; |
671 | } | |
672 | ||
4ab55d8d | 673 | acpi_status __init pnpacpi_parse_resource_option_data(struct pnp_dev *dev) |
1da177e4 | 674 | { |
4ab55d8d | 675 | acpi_handle handle = dev->data; |
1da177e4 LT |
676 | acpi_status status; |
677 | struct acpipnp_parse_option_s parse_data; | |
678 | ||
72dcc883 BH |
679 | dev_dbg(&dev->dev, "parse resource options\n"); |
680 | ||
1da177e4 LT |
681 | parse_data.option = pnp_register_independent_option(dev); |
682 | if (!parse_data.option) | |
683 | return AE_ERROR; | |
b008b8d7 | 684 | parse_data.option_independent = parse_data.option; |
1da177e4 | 685 | parse_data.dev = dev; |
50eca3eb | 686 | status = acpi_walk_resources(handle, METHOD_NAME__PRS, |
9dd78466 | 687 | pnpacpi_option_resource, &parse_data); |
1da177e4 LT |
688 | |
689 | return status; | |
690 | } | |
691 | ||
b5f2490b | 692 | static int pnpacpi_supported_resource(struct acpi_resource *res) |
1da177e4 | 693 | { |
eca008c8 | 694 | switch (res->type) { |
50eca3eb | 695 | case ACPI_RESOURCE_TYPE_IRQ: |
50eca3eb BM |
696 | case ACPI_RESOURCE_TYPE_DMA: |
697 | case ACPI_RESOURCE_TYPE_IO: | |
698 | case ACPI_RESOURCE_TYPE_FIXED_IO: | |
699 | case ACPI_RESOURCE_TYPE_MEMORY24: | |
700 | case ACPI_RESOURCE_TYPE_MEMORY32: | |
701 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: | |
50eca3eb BM |
702 | case ACPI_RESOURCE_TYPE_ADDRESS16: |
703 | case ACPI_RESOURCE_TYPE_ADDRESS32: | |
704 | case ACPI_RESOURCE_TYPE_ADDRESS64: | |
0af5853b | 705 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: |
b5f2490b | 706 | return 1; |
1da177e4 | 707 | } |
b5f2490b BH |
708 | return 0; |
709 | } | |
710 | ||
711 | /* | |
712 | * Set resource | |
713 | */ | |
714 | static acpi_status pnpacpi_count_resources(struct acpi_resource *res, | |
9dd78466 | 715 | void *data) |
b5f2490b | 716 | { |
4721a4cc | 717 | int *res_cnt = data; |
b5f2490b BH |
718 | |
719 | if (pnpacpi_supported_resource(res)) | |
720 | (*res_cnt)++; | |
1da177e4 LT |
721 | return AE_OK; |
722 | } | |
723 | ||
1c6e7d0a | 724 | static acpi_status pnpacpi_type_resources(struct acpi_resource *res, void *data) |
1da177e4 | 725 | { |
4721a4cc | 726 | struct acpi_resource **resource = data; |
b5f2490b BH |
727 | |
728 | if (pnpacpi_supported_resource(res)) { | |
eca008c8 | 729 | (*resource)->type = res->type; |
b5f2490b | 730 | (*resource)->length = sizeof(struct acpi_resource); |
1da177e4 | 731 | (*resource)++; |
1da177e4 LT |
732 | } |
733 | ||
734 | return AE_OK; | |
735 | } | |
736 | ||
cdef6254 | 737 | int pnpacpi_build_resource_template(struct pnp_dev *dev, |
9dd78466 | 738 | struct acpi_buffer *buffer) |
1da177e4 | 739 | { |
cdef6254 | 740 | acpi_handle handle = dev->data; |
1da177e4 LT |
741 | struct acpi_resource *resource; |
742 | int res_cnt = 0; | |
743 | acpi_status status; | |
744 | ||
50eca3eb | 745 | status = acpi_walk_resources(handle, METHOD_NAME__CRS, |
9dd78466 | 746 | pnpacpi_count_resources, &res_cnt); |
1da177e4 | 747 | if (ACPI_FAILURE(status)) { |
af11cb2d | 748 | dev_err(&dev->dev, "can't evaluate _CRS\n"); |
1da177e4 LT |
749 | return -EINVAL; |
750 | } | |
751 | if (!res_cnt) | |
752 | return -EINVAL; | |
753 | buffer->length = sizeof(struct acpi_resource) * (res_cnt + 1) + 1; | |
cd861280 | 754 | buffer->pointer = kzalloc(buffer->length - 1, GFP_KERNEL); |
1da177e4 LT |
755 | if (!buffer->pointer) |
756 | return -ENOMEM; | |
72dcc883 | 757 | |
1da177e4 | 758 | resource = (struct acpi_resource *)buffer->pointer; |
50eca3eb | 759 | status = acpi_walk_resources(handle, METHOD_NAME__CRS, |
9dd78466 | 760 | pnpacpi_type_resources, &resource); |
1da177e4 LT |
761 | if (ACPI_FAILURE(status)) { |
762 | kfree(buffer->pointer); | |
af11cb2d | 763 | dev_err(&dev->dev, "can't evaluate _CRS\n"); |
1da177e4 LT |
764 | return -EINVAL; |
765 | } | |
766 | /* resource will pointer the end resource now */ | |
50eca3eb | 767 | resource->type = ACPI_RESOURCE_TYPE_END_TAG; |
1da177e4 LT |
768 | |
769 | return 0; | |
770 | } | |
771 | ||
72dcc883 BH |
772 | static void pnpacpi_encode_irq(struct pnp_dev *dev, |
773 | struct acpi_resource *resource, | |
9dd78466 | 774 | struct resource *p) |
1da177e4 | 775 | { |
9570a20e | 776 | struct acpi_resource_irq *irq = &resource->data.irq; |
50eca3eb | 777 | int triggering, polarity; |
1c6e7d0a BH |
778 | |
779 | decode_irq_flags(p->flags & IORESOURCE_BITS, &triggering, &polarity); | |
9570a20e BH |
780 | irq->triggering = triggering; |
781 | irq->polarity = polarity; | |
50eca3eb | 782 | if (triggering == ACPI_EDGE_SENSITIVE) |
9570a20e | 783 | irq->sharable = ACPI_EXCLUSIVE; |
1da177e4 | 784 | else |
9570a20e BH |
785 | irq->sharable = ACPI_SHARED; |
786 | irq->interrupt_count = 1; | |
787 | irq->interrupts[0] = p->start; | |
72dcc883 BH |
788 | |
789 | dev_dbg(&dev->dev, " encode irq %d %s %s %s\n", (int) p->start, | |
790 | triggering == ACPI_LEVEL_SENSITIVE ? "level" : "edge", | |
791 | polarity == ACPI_ACTIVE_LOW ? "low" : "high", | |
792 | irq->sharable == ACPI_SHARED ? "shared" : "exclusive"); | |
1da177e4 LT |
793 | } |
794 | ||
72dcc883 BH |
795 | static void pnpacpi_encode_ext_irq(struct pnp_dev *dev, |
796 | struct acpi_resource *resource, | |
9dd78466 | 797 | struct resource *p) |
1da177e4 | 798 | { |
9570a20e | 799 | struct acpi_resource_extended_irq *extended_irq = &resource->data.extended_irq; |
50eca3eb | 800 | int triggering, polarity; |
1c6e7d0a BH |
801 | |
802 | decode_irq_flags(p->flags & IORESOURCE_BITS, &triggering, &polarity); | |
9570a20e BH |
803 | extended_irq->producer_consumer = ACPI_CONSUMER; |
804 | extended_irq->triggering = triggering; | |
805 | extended_irq->polarity = polarity; | |
50eca3eb | 806 | if (triggering == ACPI_EDGE_SENSITIVE) |
9570a20e | 807 | extended_irq->sharable = ACPI_EXCLUSIVE; |
1da177e4 | 808 | else |
9570a20e BH |
809 | extended_irq->sharable = ACPI_SHARED; |
810 | extended_irq->interrupt_count = 1; | |
811 | extended_irq->interrupts[0] = p->start; | |
72dcc883 BH |
812 | |
813 | dev_dbg(&dev->dev, " encode irq %d %s %s %s\n", (int) p->start, | |
814 | triggering == ACPI_LEVEL_SENSITIVE ? "level" : "edge", | |
815 | polarity == ACPI_ACTIVE_LOW ? "low" : "high", | |
816 | extended_irq->sharable == ACPI_SHARED ? "shared" : "exclusive"); | |
1da177e4 LT |
817 | } |
818 | ||
72dcc883 BH |
819 | static void pnpacpi_encode_dma(struct pnp_dev *dev, |
820 | struct acpi_resource *resource, | |
9dd78466 | 821 | struct resource *p) |
1da177e4 | 822 | { |
9570a20e BH |
823 | struct acpi_resource_dma *dma = &resource->data.dma; |
824 | ||
1da177e4 | 825 | /* Note: pnp_assign_dma will copy pnp_dma->flags into p->flags */ |
ccc4c7bb | 826 | switch (p->flags & IORESOURCE_DMA_SPEED_MASK) { |
9dd78466 | 827 | case IORESOURCE_DMA_TYPEA: |
9570a20e | 828 | dma->type = ACPI_TYPE_A; |
9dd78466 BH |
829 | break; |
830 | case IORESOURCE_DMA_TYPEB: | |
9570a20e | 831 | dma->type = ACPI_TYPE_B; |
9dd78466 BH |
832 | break; |
833 | case IORESOURCE_DMA_TYPEF: | |
9570a20e | 834 | dma->type = ACPI_TYPE_F; |
9dd78466 BH |
835 | break; |
836 | default: | |
9570a20e | 837 | dma->type = ACPI_COMPATIBILITY; |
ccc4c7bb VP |
838 | } |
839 | ||
840 | switch (p->flags & IORESOURCE_DMA_TYPE_MASK) { | |
9dd78466 | 841 | case IORESOURCE_DMA_8BIT: |
9570a20e | 842 | dma->transfer = ACPI_TRANSFER_8; |
9dd78466 BH |
843 | break; |
844 | case IORESOURCE_DMA_8AND16BIT: | |
9570a20e | 845 | dma->transfer = ACPI_TRANSFER_8_16; |
9dd78466 BH |
846 | break; |
847 | default: | |
9570a20e | 848 | dma->transfer = ACPI_TRANSFER_16; |
ccc4c7bb VP |
849 | } |
850 | ||
9570a20e BH |
851 | dma->bus_master = !!(p->flags & IORESOURCE_DMA_MASTER); |
852 | dma->channel_count = 1; | |
853 | dma->channels[0] = p->start; | |
72dcc883 BH |
854 | |
855 | dev_dbg(&dev->dev, " encode dma %d " | |
856 | "type %#x transfer %#x master %d\n", | |
857 | (int) p->start, dma->type, dma->transfer, dma->bus_master); | |
1da177e4 LT |
858 | } |
859 | ||
72dcc883 BH |
860 | static void pnpacpi_encode_io(struct pnp_dev *dev, |
861 | struct acpi_resource *resource, | |
9dd78466 | 862 | struct resource *p) |
1da177e4 | 863 | { |
9570a20e BH |
864 | struct acpi_resource_io *io = &resource->data.io; |
865 | ||
1da177e4 | 866 | /* Note: pnp_assign_port will copy pnp_port->flags into p->flags */ |
9570a20e | 867 | io->io_decode = (p->flags & PNP_PORT_FLAG_16BITADDR) ? |
9dd78466 | 868 | ACPI_DECODE_16 : ACPI_DECODE_10; |
9570a20e BH |
869 | io->minimum = p->start; |
870 | io->maximum = p->end; | |
871 | io->alignment = 0; /* Correct? */ | |
872 | io->address_length = p->end - p->start + 1; | |
72dcc883 BH |
873 | |
874 | dev_dbg(&dev->dev, " encode io %#llx-%#llx decode %#x\n", | |
875 | (unsigned long long) p->start, (unsigned long long) p->end, | |
876 | io->io_decode); | |
1da177e4 LT |
877 | } |
878 | ||
72dcc883 BH |
879 | static void pnpacpi_encode_fixed_io(struct pnp_dev *dev, |
880 | struct acpi_resource *resource, | |
9dd78466 | 881 | struct resource *p) |
1da177e4 | 882 | { |
9570a20e BH |
883 | struct acpi_resource_fixed_io *fixed_io = &resource->data.fixed_io; |
884 | ||
885 | fixed_io->address = p->start; | |
886 | fixed_io->address_length = p->end - p->start + 1; | |
72dcc883 BH |
887 | |
888 | dev_dbg(&dev->dev, " encode fixed_io %#llx-%#llx\n", | |
889 | (unsigned long long) p->start, (unsigned long long) p->end); | |
1da177e4 LT |
890 | } |
891 | ||
72dcc883 BH |
892 | static void pnpacpi_encode_mem24(struct pnp_dev *dev, |
893 | struct acpi_resource *resource, | |
9dd78466 | 894 | struct resource *p) |
1da177e4 | 895 | { |
9570a20e BH |
896 | struct acpi_resource_memory24 *memory24 = &resource->data.memory24; |
897 | ||
1da177e4 | 898 | /* Note: pnp_assign_mem will copy pnp_mem->flags into p->flags */ |
9570a20e | 899 | memory24->write_protect = |
9dd78466 BH |
900 | (p->flags & IORESOURCE_MEM_WRITEABLE) ? |
901 | ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY; | |
9570a20e BH |
902 | memory24->minimum = p->start; |
903 | memory24->maximum = p->end; | |
904 | memory24->alignment = 0; | |
905 | memory24->address_length = p->end - p->start + 1; | |
72dcc883 BH |
906 | |
907 | dev_dbg(&dev->dev, " encode mem24 %#llx-%#llx write_protect %#x\n", | |
908 | (unsigned long long) p->start, (unsigned long long) p->end, | |
909 | memory24->write_protect); | |
1da177e4 LT |
910 | } |
911 | ||
72dcc883 BH |
912 | static void pnpacpi_encode_mem32(struct pnp_dev *dev, |
913 | struct acpi_resource *resource, | |
9dd78466 | 914 | struct resource *p) |
1da177e4 | 915 | { |
9570a20e BH |
916 | struct acpi_resource_memory32 *memory32 = &resource->data.memory32; |
917 | ||
918 | memory32->write_protect = | |
9dd78466 BH |
919 | (p->flags & IORESOURCE_MEM_WRITEABLE) ? |
920 | ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY; | |
9570a20e BH |
921 | memory32->minimum = p->start; |
922 | memory32->maximum = p->end; | |
923 | memory32->alignment = 0; | |
924 | memory32->address_length = p->end - p->start + 1; | |
72dcc883 BH |
925 | |
926 | dev_dbg(&dev->dev, " encode mem32 %#llx-%#llx write_protect %#x\n", | |
927 | (unsigned long long) p->start, (unsigned long long) p->end, | |
928 | memory32->write_protect); | |
1da177e4 LT |
929 | } |
930 | ||
72dcc883 BH |
931 | static void pnpacpi_encode_fixed_mem32(struct pnp_dev *dev, |
932 | struct acpi_resource *resource, | |
9dd78466 | 933 | struct resource *p) |
1da177e4 | 934 | { |
9570a20e BH |
935 | struct acpi_resource_fixed_memory32 *fixed_memory32 = &resource->data.fixed_memory32; |
936 | ||
937 | fixed_memory32->write_protect = | |
9dd78466 BH |
938 | (p->flags & IORESOURCE_MEM_WRITEABLE) ? |
939 | ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY; | |
9570a20e BH |
940 | fixed_memory32->address = p->start; |
941 | fixed_memory32->address_length = p->end - p->start + 1; | |
72dcc883 BH |
942 | |
943 | dev_dbg(&dev->dev, " encode fixed_mem32 %#llx-%#llx " | |
944 | "write_protect %#x\n", | |
945 | (unsigned long long) p->start, (unsigned long long) p->end, | |
946 | fixed_memory32->write_protect); | |
1da177e4 LT |
947 | } |
948 | ||
4ab55d8d | 949 | int pnpacpi_encode_resources(struct pnp_dev *dev, struct acpi_buffer *buffer) |
1da177e4 LT |
950 | { |
951 | int i = 0; | |
952 | /* pnpacpi_build_resource_template allocates extra mem */ | |
9dd78466 | 953 | int res_cnt = (buffer->length - 1) / sizeof(struct acpi_resource) - 1; |
4721a4cc | 954 | struct acpi_resource *resource = buffer->pointer; |
1da177e4 LT |
955 | int port = 0, irq = 0, dma = 0, mem = 0; |
956 | ||
72dcc883 | 957 | dev_dbg(&dev->dev, "encode %d resources\n", res_cnt); |
1da177e4 | 958 | while (i < res_cnt) { |
9dd78466 | 959 | switch (resource->type) { |
50eca3eb | 960 | case ACPI_RESOURCE_TYPE_IRQ: |
72dcc883 | 961 | pnpacpi_encode_irq(dev, resource, |
7e2cf31f | 962 | pnp_get_resource(dev, IORESOURCE_IRQ, irq)); |
1da177e4 LT |
963 | irq++; |
964 | break; | |
965 | ||
50eca3eb | 966 | case ACPI_RESOURCE_TYPE_DMA: |
72dcc883 | 967 | pnpacpi_encode_dma(dev, resource, |
7e2cf31f | 968 | pnp_get_resource(dev, IORESOURCE_DMA, dma)); |
1c6e7d0a | 969 | dma++; |
1da177e4 | 970 | break; |
50eca3eb | 971 | case ACPI_RESOURCE_TYPE_IO: |
72dcc883 | 972 | pnpacpi_encode_io(dev, resource, |
7e2cf31f | 973 | pnp_get_resource(dev, IORESOURCE_IO, port)); |
1c6e7d0a | 974 | port++; |
1da177e4 | 975 | break; |
50eca3eb | 976 | case ACPI_RESOURCE_TYPE_FIXED_IO: |
72dcc883 | 977 | pnpacpi_encode_fixed_io(dev, resource, |
7e2cf31f | 978 | pnp_get_resource(dev, IORESOURCE_IO, port)); |
1c6e7d0a | 979 | port++; |
1da177e4 | 980 | break; |
50eca3eb | 981 | case ACPI_RESOURCE_TYPE_MEMORY24: |
72dcc883 | 982 | pnpacpi_encode_mem24(dev, resource, |
7e2cf31f | 983 | pnp_get_resource(dev, IORESOURCE_MEM, mem)); |
1c6e7d0a | 984 | mem++; |
1da177e4 | 985 | break; |
50eca3eb | 986 | case ACPI_RESOURCE_TYPE_MEMORY32: |
72dcc883 | 987 | pnpacpi_encode_mem32(dev, resource, |
7e2cf31f | 988 | pnp_get_resource(dev, IORESOURCE_MEM, mem)); |
1c6e7d0a | 989 | mem++; |
1da177e4 | 990 | break; |
50eca3eb | 991 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: |
72dcc883 | 992 | pnpacpi_encode_fixed_mem32(dev, resource, |
7e2cf31f | 993 | pnp_get_resource(dev, IORESOURCE_MEM, mem)); |
1c6e7d0a | 994 | mem++; |
1da177e4 | 995 | break; |
0af5853b | 996 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: |
72dcc883 | 997 | pnpacpi_encode_ext_irq(dev, resource, |
7e2cf31f | 998 | pnp_get_resource(dev, IORESOURCE_IRQ, irq)); |
0af5853b LB |
999 | irq++; |
1000 | break; | |
1001 | case ACPI_RESOURCE_TYPE_START_DEPENDENT: | |
1002 | case ACPI_RESOURCE_TYPE_END_DEPENDENT: | |
1003 | case ACPI_RESOURCE_TYPE_VENDOR: | |
1004 | case ACPI_RESOURCE_TYPE_END_TAG: | |
1005 | case ACPI_RESOURCE_TYPE_ADDRESS16: | |
1006 | case ACPI_RESOURCE_TYPE_ADDRESS32: | |
1007 | case ACPI_RESOURCE_TYPE_ADDRESS64: | |
1008 | case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64: | |
1009 | case ACPI_RESOURCE_TYPE_GENERIC_REGISTER: | |
9dd78466 | 1010 | default: /* other type */ |
af11cb2d BH |
1011 | dev_warn(&dev->dev, "can't encode unknown resource " |
1012 | "type %d\n", resource->type); | |
1da177e4 LT |
1013 | return -EINVAL; |
1014 | } | |
1c6e7d0a BH |
1015 | resource++; |
1016 | i++; | |
1da177e4 LT |
1017 | } |
1018 | return 0; | |
1019 | } |