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[TG3]: Fix race condition when calling register_netdev().
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / asm-powerpc / ps3.h
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f58a9d17
GL		 1/*
2 * PS3 platform declarations.
3 *
4 * Copyright (C) 2006 Sony Computer Entertainment Inc.
5 * Copyright 2006 Sony Corp.
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; version 2 of the License.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
21#if !defined(_ASM_POWERPC_PS3_H)
22#define _ASM_POWERPC_PS3_H
23
24#include <linux/compiler.h> /* for __deprecated */
25#include <linux/init.h>
26#include <linux/types.h>
27#include <linux/device.h>
28
29/**
30 * struct ps3_device_id - HV bus device identifier from the system repository
31 * @bus_id: HV bus id, {1..} (zero invalid)
32 * @dev_id: HV device id, {0..}
33 */
34
35struct ps3_device_id {
36 unsigned int bus_id;
37 unsigned int dev_id;
38};
39
40
41/* dma routines */
42
43enum ps3_dma_page_size {
44 PS3_DMA_4K = 12U,
45 PS3_DMA_64K = 16U,
46 PS3_DMA_1M = 20U,
47 PS3_DMA_16M = 24U,
48};
49
50enum ps3_dma_region_type {
51 PS3_DMA_OTHER = 0,
52 PS3_DMA_INTERNAL = 2,
53};
54
55/**
56 * struct ps3_dma_region - A per device dma state variables structure
57 * @did: The HV device id.
58 * @page_size: The ioc pagesize.
59 * @region_type: The HV region type.
60 * @bus_addr: The 'translated' bus address of the region.
61 * @len: The length in bytes of the region.
62 * @chunk_list: Opaque variable used by the ioc page manager.
63 */
64
65struct ps3_dma_region {
66 struct ps3_device_id did;
67 enum ps3_dma_page_size page_size;
68 enum ps3_dma_region_type region_type;
69 unsigned long bus_addr;
70 unsigned long len;
71 struct {
72 spinlock_t lock;
73 struct list_head head;
74 } chunk_list;
75};
76
77/**
78 * struct ps3_dma_region_init - Helper to initialize structure variables
79 *
80 * Helper to properly initialize variables prior to calling
81 * ps3_system_bus_device_register.
82 */
83
84static inline void ps3_dma_region_init(struct ps3_dma_region *r,
85 const struct ps3_device_id* did, enum ps3_dma_page_size page_size,
86 enum ps3_dma_region_type region_type)
87{
88 r->did = *did;
89 r->page_size = page_size;
90 r->region_type = region_type;
91}
92int ps3_dma_region_create(struct ps3_dma_region *r);
93int ps3_dma_region_free(struct ps3_dma_region *r);
94int ps3_dma_map(struct ps3_dma_region *r, unsigned long virt_addr,
95 unsigned long len, unsigned long *bus_addr);
96int ps3_dma_unmap(struct ps3_dma_region *r, unsigned long bus_addr,
97 unsigned long len);
98
99/* mmio routines */
100
101enum ps3_mmio_page_size {
102 PS3_MMIO_4K = 12U,
103 PS3_MMIO_64K = 16U
104};
105
106/**
107 * struct ps3_mmio_region - a per device mmio state variables structure
108 *
109 * Current systems can be supported with a single region per device.
110 */
111
112struct ps3_mmio_region {
113 struct ps3_device_id did;
114 unsigned long bus_addr;
115 unsigned long len;
116 enum ps3_mmio_page_size page_size;
117 unsigned long lpar_addr;
118};
119
120/**
121 * struct ps3_mmio_region_init - Helper to initialize structure variables
122 *
123 * Helper to properly initialize variables prior to calling
124 * ps3_system_bus_device_register.
125 */
126
127static inline void ps3_mmio_region_init(struct ps3_mmio_region *r,
128 const struct ps3_device_id* did, unsigned long bus_addr,
129 unsigned long len, enum ps3_mmio_page_size page_size)
130{
131 r->did = *did;
132 r->bus_addr = bus_addr;
133 r->len = len;
134 r->page_size = page_size;
135}
136int ps3_mmio_region_create(struct ps3_mmio_region *r);
137int ps3_free_mmio_region(struct ps3_mmio_region *r);
138unsigned long ps3_mm_phys_to_lpar(unsigned long phys_addr);
139
140/* inrerrupt routines */
141
142int ps3_alloc_io_irq(unsigned int interrupt_id, unsigned int *virq);
143int ps3_free_io_irq(unsigned int virq);
144int ps3_alloc_event_irq(unsigned int *virq);
145int ps3_free_event_irq(unsigned int virq);
146int ps3_send_event_locally(unsigned int virq);
147int ps3_connect_event_irq(const struct ps3_device_id *did,
148 unsigned int interrupt_id, unsigned int *virq);
149int ps3_disconnect_event_irq(const struct ps3_device_id *did,
150 unsigned int interrupt_id, unsigned int virq);
151int ps3_alloc_vuart_irq(void* virt_addr_bmp, unsigned int *virq);
152int ps3_free_vuart_irq(unsigned int virq);
153int ps3_alloc_spe_irq(unsigned long spe_id, unsigned int class,
154 unsigned int *virq);
155int ps3_free_spe_irq(unsigned int virq);
156
157/* lv1 result codes */
158
159enum lv1_result {
160 LV1_SUCCESS = 0,
161 /* not used -1 */
162 LV1_RESOURCE_SHORTAGE = -2,
163 LV1_NO_PRIVILEGE = -3,
164 LV1_DENIED_BY_POLICY = -4,
165 LV1_ACCESS_VIOLATION = -5,
166 LV1_NO_ENTRY = -6,
167 LV1_DUPLICATE_ENTRY = -7,
168 LV1_TYPE_MISMATCH = -8,
169 LV1_BUSY = -9,
170 LV1_EMPTY = -10,
171 LV1_WRONG_STATE = -11,
172 /* not used -12 */
173 LV1_NO_MATCH = -13,
174 LV1_ALREADY_CONNECTED = -14,
175 LV1_UNSUPPORTED_PARAMETER_VALUE = -15,
176 LV1_CONDITION_NOT_SATISFIED = -16,
177 LV1_ILLEGAL_PARAMETER_VALUE = -17,
178 LV1_BAD_OPTION = -18,
179 LV1_IMPLEMENTATION_LIMITATION = -19,
180 LV1_NOT_IMPLEMENTED = -20,
181 LV1_INVALID_CLASS_ID = -21,
182 LV1_CONSTRAINT_NOT_SATISFIED = -22,
183 LV1_ALIGNMENT_ERROR = -23,
184 LV1_INTERNAL_ERROR = -32768,
185};
186
187static inline const char* ps3_result(int result)
188{
189#if defined(DEBUG)
190 switch (result) {
191 case LV1_SUCCESS:
192 return "LV1_SUCCESS (0)";
193 case -1:
194 return "** unknown result ** (-1)";
195 case LV1_RESOURCE_SHORTAGE:
196 return "LV1_RESOURCE_SHORTAGE (-2)";
197 case LV1_NO_PRIVILEGE:
198 return "LV1_NO_PRIVILEGE (-3)";
199 case LV1_DENIED_BY_POLICY:
200 return "LV1_DENIED_BY_POLICY (-4)";
201 case LV1_ACCESS_VIOLATION:
202 return "LV1_ACCESS_VIOLATION (-5)";
203 case LV1_NO_ENTRY:
204 return "LV1_NO_ENTRY (-6)";
205 case LV1_DUPLICATE_ENTRY:
206 return "LV1_DUPLICATE_ENTRY (-7)";
207 case LV1_TYPE_MISMATCH:
208 return "LV1_TYPE_MISMATCH (-8)";
209 case LV1_BUSY:
210 return "LV1_BUSY (-9)";
211 case LV1_EMPTY:
212 return "LV1_EMPTY (-10)";
213 case LV1_WRONG_STATE:
214 return "LV1_WRONG_STATE (-11)";
215 case -12:
216 return "** unknown result ** (-12)";
217 case LV1_NO_MATCH:
218 return "LV1_NO_MATCH (-13)";
219 case LV1_ALREADY_CONNECTED:
220 return "LV1_ALREADY_CONNECTED (-14)";
221 case LV1_UNSUPPORTED_PARAMETER_VALUE:
222 return "LV1_UNSUPPORTED_PARAMETER_VALUE (-15)";
223 case LV1_CONDITION_NOT_SATISFIED:
224 return "LV1_CONDITION_NOT_SATISFIED (-16)";
225 case LV1_ILLEGAL_PARAMETER_VALUE:
226 return "LV1_ILLEGAL_PARAMETER_VALUE (-17)";
227 case LV1_BAD_OPTION:
228 return "LV1_BAD_OPTION (-18)";
229 case LV1_IMPLEMENTATION_LIMITATION:
230 return "LV1_IMPLEMENTATION_LIMITATION (-19)";
231 case LV1_NOT_IMPLEMENTED:
232 return "LV1_NOT_IMPLEMENTED (-20)";
233 case LV1_INVALID_CLASS_ID:
234 return "LV1_INVALID_CLASS_ID (-21)";
235 case LV1_CONSTRAINT_NOT_SATISFIED:
236 return "LV1_CONSTRAINT_NOT_SATISFIED (-22)";
237 case LV1_ALIGNMENT_ERROR:
238 return "LV1_ALIGNMENT_ERROR (-23)";
239 case LV1_INTERNAL_ERROR:
240 return "LV1_INTERNAL_ERROR (-32768)";
241 default:
242 BUG();
243 return "** unknown result **";
244 };
245#else
246 return "";
247#endif
248}
249
6e74b38a
GL		 250/* repository bus info */
251
252enum ps3_bus_type {
253 PS3_BUS_TYPE_SB = 4,
254 PS3_BUS_TYPE_STORAGE = 5,
255};
256
257enum ps3_dev_type {
258 PS3_DEV_TYPE_SB_GELIC = 3,
259 PS3_DEV_TYPE_SB_USB = 4,
260 PS3_DEV_TYPE_SB_GPIO = 6,
261};
262
263int ps3_repository_read_bus_str(unsigned int bus_index, const char *bus_str,
264 u64 *value);
265int ps3_repository_read_bus_id(unsigned int bus_index, unsigned int *bus_id);
266int ps3_repository_read_bus_type(unsigned int bus_index,
267 enum ps3_bus_type *bus_type);
268int ps3_repository_read_bus_num_dev(unsigned int bus_index,
269 unsigned int *num_dev);
270
271/* repository bus device info */
272
273enum ps3_interrupt_type {
274 PS3_INTERRUPT_TYPE_EVENT_PORT = 2,
275 PS3_INTERRUPT_TYPE_SB_OHCI = 3,
276 PS3_INTERRUPT_TYPE_SB_EHCI = 4,
277 PS3_INTERRUPT_TYPE_OTHER = 5,
278};
279
280enum ps3_region_type {
281 PS3_REGION_TYPE_SB_OHCI = 3,
282 PS3_REGION_TYPE_SB_EHCI = 4,
283 PS3_REGION_TYPE_SB_GPIO = 5,
284};
285
286int ps3_repository_read_dev_str(unsigned int bus_index,
287 unsigned int dev_index, const char *dev_str, u64 *value);
288int ps3_repository_read_dev_id(unsigned int bus_index, unsigned int dev_index,
289 unsigned int *dev_id);
290int ps3_repository_read_dev_type(unsigned int bus_index,
291 unsigned int dev_index, enum ps3_dev_type *dev_type);
292int ps3_repository_read_dev_intr(unsigned int bus_index,
293 unsigned int dev_index, unsigned int intr_index,
294 enum ps3_interrupt_type *intr_type, unsigned int *interrupt_id);
295int ps3_repository_read_dev_reg_type(unsigned int bus_index,
296 unsigned int dev_index, unsigned int reg_index,
297 enum ps3_region_type *reg_type);
298int ps3_repository_read_dev_reg_addr(unsigned int bus_index,
299 unsigned int dev_index, unsigned int reg_index, u64 *bus_addr,
300 u64 *len);
301int ps3_repository_read_dev_reg(unsigned int bus_index,
302 unsigned int dev_index, unsigned int reg_index,
303 enum ps3_region_type *reg_type, u64 *bus_addr, u64 *len);
304
305/* repository bus enumerators */
306
307struct ps3_repository_device {
308 unsigned int bus_index;
309 unsigned int dev_index;
310 struct ps3_device_id did;
311};
312
313int ps3_repository_find_device(enum ps3_bus_type bus_type,
314 enum ps3_dev_type dev_type,
315 const struct ps3_repository_device *start_dev,
316 struct ps3_repository_device *dev);
317static inline int ps3_repository_find_first_device(
318 enum ps3_bus_type bus_type, enum ps3_dev_type dev_type,
319 struct ps3_repository_device *dev)
320{
321 return ps3_repository_find_device(bus_type, dev_type, NULL, dev);
322}
323int ps3_repository_find_interrupt(const struct ps3_repository_device *dev,
324 enum ps3_interrupt_type intr_type, unsigned int *interrupt_id);
325int ps3_repository_find_region(const struct ps3_repository_device *dev,
326 enum ps3_region_type reg_type, u64 *bus_addr, u64 *len);
327
328/* repository block device info */
329
330int ps3_repository_read_dev_port(unsigned int bus_index,
331 unsigned int dev_index, u64 *port);
332int ps3_repository_read_dev_blk_size(unsigned int bus_index,
333 unsigned int dev_index, u64 *blk_size);
334int ps3_repository_read_dev_num_blocks(unsigned int bus_index,
335 unsigned int dev_index, u64 *num_blocks);
336int ps3_repository_read_dev_num_regions(unsigned int bus_index,
337 unsigned int dev_index, unsigned int *num_regions);
338int ps3_repository_read_dev_region_id(unsigned int bus_index,
339 unsigned int dev_index, unsigned int region_index,
340 unsigned int *region_id);
341int ps3_repository_read_dev_region_size(unsigned int bus_index,
342 unsigned int dev_index, unsigned int region_index, u64 *region_size);
343int ps3_repository_read_dev_region_start(unsigned int bus_index,
344 unsigned int dev_index, unsigned int region_index, u64 *region_start);
345
346/* repository pu and memory info */
347
348int ps3_repository_read_num_pu(unsigned int *num_pu);
349int ps3_repository_read_ppe_id(unsigned int *pu_index, unsigned int *ppe_id);
350int ps3_repository_read_rm_base(unsigned int ppe_id, u64 *rm_base);
351int ps3_repository_read_rm_size(unsigned int ppe_id, u64 *rm_size);
352int ps3_repository_read_region_total(u64 *region_total);
353int ps3_repository_read_mm_info(u64 *rm_base, u64 *rm_size,
354 u64 *region_total);
355
356/* repository pme info */
357
358int ps3_repository_read_num_be(unsigned int *num_be);
359int ps3_repository_read_be_node_id(unsigned int be_index, u64 *node_id);
360int ps3_repository_read_tb_freq(u64 node_id, u64 *tb_freq);
361int ps3_repository_read_be_tb_freq(unsigned int be_index, u64 *tb_freq);
362
363/* repository 'Other OS' area */
364
365int ps3_repository_read_boot_dat_addr(u64 *lpar_addr);
366int ps3_repository_read_boot_dat_size(unsigned int *size);
367int ps3_repository_read_boot_dat_info(u64 *lpar_addr, unsigned int *size);
368
369/* repository spu info */
370
371/**
372 * enum spu_resource_type - Type of spu resource.
373 * @spu_resource_type_shared: Logical spu is shared with other partions.
374 * @spu_resource_type_exclusive: Logical spu is not shared with other partions.
375 *
376 * Returned by ps3_repository_read_spu_resource_id().
377 */
378
379enum ps3_spu_resource_type {
380 PS3_SPU_RESOURCE_TYPE_SHARED = 0,
381 PS3_SPU_RESOURCE_TYPE_EXCLUSIVE = 0x8000000000000000UL,
382};
383
384int ps3_repository_read_num_spu_reserved(unsigned int *num_spu_reserved);
385int ps3_repository_read_num_spu_resource_id(unsigned int *num_resource_id);
386int ps3_repository_read_spu_resource_id(unsigned int res_index,
387 enum ps3_spu_resource_type* resource_type, unsigned int *resource_id);
388
a3d4d643
GL		 389
390/* system bus routines */
391
392enum ps3_match_id {
393 PS3_MATCH_ID_EHCI = 1,
394 PS3_MATCH_ID_OHCI,
395 PS3_MATCH_ID_GELIC,
396 PS3_MATCH_ID_AV_SETTINGS,
397 PS3_MATCH_ID_SYSTEM_MANAGER,
398};
399
400/**
401 * struct ps3_system_bus_device - a device on the system bus
402 */
403
404struct ps3_system_bus_device {
405 enum ps3_match_id match_id;
406 struct ps3_device_id did;
407 unsigned int interrupt_id;
408/* struct iommu_table *iommu_table; -- waiting for Ben's cleanups */
409 struct ps3_dma_region *d_region;
410 struct ps3_mmio_region *m_region;
411 struct device core;
412};
413
414/**
415 * struct ps3_system_bus_driver - a driver for a device on the system bus
416 */
417
418struct ps3_system_bus_driver {
419 enum ps3_match_id match_id;
420 struct device_driver core;
421 int (*probe)(struct ps3_system_bus_device *);
422 int (*remove)(struct ps3_system_bus_device *);
423/* int (*suspend)(struct ps3_system_bus_device *, pm_message_t); */
424/* int (*resume)(struct ps3_system_bus_device *); */
425};
426
427int ps3_system_bus_device_register(struct ps3_system_bus_device *dev);
428int ps3_system_bus_driver_register(struct ps3_system_bus_driver *drv);
429void ps3_system_bus_driver_unregister(struct ps3_system_bus_driver *drv);
430static inline struct ps3_system_bus_driver *to_ps3_system_bus_driver(
431 struct device_driver *_drv)
432{
433 return container_of(_drv, struct ps3_system_bus_driver, core);
434}
435static inline struct ps3_system_bus_device *to_ps3_system_bus_device(
436 struct device *_dev)
437{
438 return container_of(_dev, struct ps3_system_bus_device, core);
439}
440
441/**
442 * ps3_system_bus_set_drvdata -
443 * @dev: device structure
444 * @data: Data to set
445 */
446
447static inline void ps3_system_bus_set_driver_data(
448 struct ps3_system_bus_device *dev, void *data)
449{
450 dev->core.driver_data = data;
451}
452static inline void *ps3_system_bus_get_driver_data(
453 struct ps3_system_bus_device *dev)
454{
455 return dev->core.driver_data;
456}
457
458/* These two need global scope for get_dma_ops(). */
459
460extern struct bus_type ps3_system_bus_type;
461
f58a9d17 462#endif
kernel source for telekom puls (alcatel/mediatek)