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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c838
1 files changed, 838 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
new file mode 100644
index 000000000000..6b1243f9f86d
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
@@ -0,0 +1,838 @@
1/*
2 * Copyright 2015 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 *
23 */
24#include <linux/list.h>
25#include <linux/slab.h>
26#include <linux/pci.h>
27#include <drm/drmP.h>
28#include <linux/firmware.h>
29#include <drm/amdgpu_drm.h>
30#include "amdgpu.h"
31#include "cgs_linux.h"
32#include "atom.h"
33#include "amdgpu_ucode.h"
34
35
36struct amdgpu_cgs_device {
37 struct cgs_device base;
38 struct amdgpu_device *adev;
39};
40
41#define CGS_FUNC_ADEV \
42 struct amdgpu_device *adev = \
43 ((struct amdgpu_cgs_device *)cgs_device)->adev
44
45static int amdgpu_cgs_gpu_mem_info(void *cgs_device, enum cgs_gpu_mem_type type,
46 uint64_t *mc_start, uint64_t *mc_size,
47 uint64_t *mem_size)
48{
49 CGS_FUNC_ADEV;
50 switch(type) {
51 case CGS_GPU_MEM_TYPE__VISIBLE_CONTIG_FB:
52 case CGS_GPU_MEM_TYPE__VISIBLE_FB:
53 *mc_start = 0;
54 *mc_size = adev->mc.visible_vram_size;
55 *mem_size = adev->mc.visible_vram_size - adev->vram_pin_size;
56 break;
57 case CGS_GPU_MEM_TYPE__INVISIBLE_CONTIG_FB:
58 case CGS_GPU_MEM_TYPE__INVISIBLE_FB:
59 *mc_start = adev->mc.visible_vram_size;
60 *mc_size = adev->mc.real_vram_size - adev->mc.visible_vram_size;
61 *mem_size = *mc_size;
62 break;
63 case CGS_GPU_MEM_TYPE__GART_CACHEABLE:
64 case CGS_GPU_MEM_TYPE__GART_WRITECOMBINE:
65 *mc_start = adev->mc.gtt_start;
66 *mc_size = adev->mc.gtt_size;
67 *mem_size = adev->mc.gtt_size - adev->gart_pin_size;
68 break;
69 default:
70 return -EINVAL;
71 }
72
73 return 0;
74}
75
76static int amdgpu_cgs_gmap_kmem(void *cgs_device, void *kmem,
77 uint64_t size,
78 uint64_t min_offset, uint64_t max_offset,
79 cgs_handle_t *kmem_handle, uint64_t *mcaddr)
80{
81 CGS_FUNC_ADEV;
82 int ret;
83 struct amdgpu_bo *bo;
84 struct page *kmem_page = vmalloc_to_page(kmem);
85 int npages = ALIGN(size, PAGE_SIZE) >> PAGE_SHIFT;
86
87 struct sg_table *sg = drm_prime_pages_to_sg(&kmem_page, npages);
88 ret = amdgpu_bo_create(adev, size, PAGE_SIZE, false,
89 AMDGPU_GEM_DOMAIN_GTT, 0, sg, &bo);
90 if (ret)
91 return ret;
92 ret = amdgpu_bo_reserve(bo, false);
93 if (unlikely(ret != 0))
94 return ret;
95
96 /* pin buffer into GTT */
97 ret = amdgpu_bo_pin_restricted(bo, AMDGPU_GEM_DOMAIN_GTT,
98 min_offset, max_offset, mcaddr);
99 amdgpu_bo_unreserve(bo);
100
101 *kmem_handle = (cgs_handle_t)bo;
102 return ret;
103}
104
105static int amdgpu_cgs_gunmap_kmem(void *cgs_device, cgs_handle_t kmem_handle)
106{
107 struct amdgpu_bo *obj = (struct amdgpu_bo *)kmem_handle;
108
109 if (obj) {
110 int r = amdgpu_bo_reserve(obj, false);
111 if (likely(r == 0)) {
112 amdgpu_bo_unpin(obj);
113 amdgpu_bo_unreserve(obj);
114 }
115 amdgpu_bo_unref(&obj);
116
117 }
118 return 0;
119}
120
121static int amdgpu_cgs_alloc_gpu_mem(void *cgs_device,
122 enum cgs_gpu_mem_type type,
123 uint64_t size, uint64_t align,
124 uint64_t min_offset, uint64_t max_offset,
125 cgs_handle_t *handle)
126{
127 CGS_FUNC_ADEV;
128 uint16_t flags = 0;
129 int ret = 0;
130 uint32_t domain = 0;
131 struct amdgpu_bo *obj;
132 struct ttm_placement placement;
133 struct ttm_place place;
134
135 if (min_offset > max_offset) {
136 BUG_ON(1);
137 return -EINVAL;
138 }
139
140 /* fail if the alignment is not a power of 2 */
141 if (((align != 1) && (align & (align - 1)))
142 || size == 0 || align == 0)
143 return -EINVAL;
144
145
146 switch(type) {
147 case CGS_GPU_MEM_TYPE__VISIBLE_CONTIG_FB:
148 case CGS_GPU_MEM_TYPE__VISIBLE_FB:
149 flags = AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
150 domain = AMDGPU_GEM_DOMAIN_VRAM;
151 if (max_offset > adev->mc.real_vram_size)
152 return -EINVAL;
153 place.fpfn = min_offset >> PAGE_SHIFT;
154 place.lpfn = max_offset >> PAGE_SHIFT;
155 place.flags = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED |
156 TTM_PL_FLAG_VRAM;
157 break;
158 case CGS_GPU_MEM_TYPE__INVISIBLE_CONTIG_FB:
159 case CGS_GPU_MEM_TYPE__INVISIBLE_FB:
160 flags = AMDGPU_GEM_CREATE_NO_CPU_ACCESS;
161 domain = AMDGPU_GEM_DOMAIN_VRAM;
162 if (adev->mc.visible_vram_size < adev->mc.real_vram_size) {
163 place.fpfn =
164 max(min_offset, adev->mc.visible_vram_size) >> PAGE_SHIFT;
165 place.lpfn =
166 min(max_offset, adev->mc.real_vram_size) >> PAGE_SHIFT;
167 place.flags = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED |
168 TTM_PL_FLAG_VRAM;
169 }
170
171 break;
172 case CGS_GPU_MEM_TYPE__GART_CACHEABLE:
173 domain = AMDGPU_GEM_DOMAIN_GTT;
174 place.fpfn = min_offset >> PAGE_SHIFT;
175 place.lpfn = max_offset >> PAGE_SHIFT;
176 place.flags = TTM_PL_FLAG_CACHED | TTM_PL_FLAG_TT;
177 break;
178 case CGS_GPU_MEM_TYPE__GART_WRITECOMBINE:
179 flags = AMDGPU_GEM_CREATE_CPU_GTT_USWC;
180 domain = AMDGPU_GEM_DOMAIN_GTT;
181 place.fpfn = min_offset >> PAGE_SHIFT;
182 place.lpfn = max_offset >> PAGE_SHIFT;
183 place.flags = TTM_PL_FLAG_WC | TTM_PL_FLAG_TT |
184 TTM_PL_FLAG_UNCACHED;
185 break;
186 default:
187 return -EINVAL;
188 }
189
190
191 *handle = 0;
192
193 placement.placement = &place;
194 placement.num_placement = 1;
195 placement.busy_placement = &place;
196 placement.num_busy_placement = 1;
197
198 ret = amdgpu_bo_create_restricted(adev, size, PAGE_SIZE,
199 true, domain, flags,
200 NULL, &placement, &obj);
201 if (ret) {
202 DRM_ERROR("(%d) bo create failed\n", ret);
203 return ret;
204 }
205 *handle = (cgs_handle_t)obj;
206
207 return ret;
208}
209
210static int amdgpu_cgs_import_gpu_mem(void *cgs_device, int dmabuf_fd,
211 cgs_handle_t *handle)
212{
213 CGS_FUNC_ADEV;
214 int r;
215 uint32_t dma_handle;
216 struct drm_gem_object *obj;
217 struct amdgpu_bo *bo;
218 struct drm_device *dev = adev->ddev;
219 struct drm_file *file_priv = NULL, *priv;
220
221 mutex_lock(&dev->struct_mutex);
222 list_for_each_entry(priv, &dev->filelist, lhead) {
223 rcu_read_lock();
224 if (priv->pid == get_pid(task_pid(current)))
225 file_priv = priv;
226 rcu_read_unlock();
227 if (file_priv)
228 break;
229 }
230 mutex_unlock(&dev->struct_mutex);
231 r = dev->driver->prime_fd_to_handle(dev,
232 file_priv, dmabuf_fd,
233 &dma_handle);
234 spin_lock(&file_priv->table_lock);
235
236 /* Check if we currently have a reference on the object */
237 obj = idr_find(&file_priv->object_idr, dma_handle);
238 if (obj == NULL) {
239 spin_unlock(&file_priv->table_lock);
240 return -EINVAL;
241 }
242 spin_unlock(&file_priv->table_lock);
243 bo = gem_to_amdgpu_bo(obj);
244 *handle = (cgs_handle_t)bo;
245 return 0;
246}
247
248static int amdgpu_cgs_free_gpu_mem(void *cgs_device, cgs_handle_t handle)
249{
250 struct amdgpu_bo *obj = (struct amdgpu_bo *)handle;
251
252 if (obj) {
253 int r = amdgpu_bo_reserve(obj, false);
254 if (likely(r == 0)) {
255 amdgpu_bo_kunmap(obj);
256 amdgpu_bo_unpin(obj);
257 amdgpu_bo_unreserve(obj);
258 }
259 amdgpu_bo_unref(&obj);
260
261 }
262 return 0;
263}
264
265static int amdgpu_cgs_gmap_gpu_mem(void *cgs_device, cgs_handle_t handle,
266 uint64_t *mcaddr)
267{
268 int r;
269 u64 min_offset, max_offset;
270 struct amdgpu_bo *obj = (struct amdgpu_bo *)handle;
271
272 WARN_ON_ONCE(obj->placement.num_placement > 1);
273
274 min_offset = obj->placements[0].fpfn << PAGE_SHIFT;
275 max_offset = obj->placements[0].lpfn << PAGE_SHIFT;
276
277 r = amdgpu_bo_reserve(obj, false);
278 if (unlikely(r != 0))
279 return r;
280 r = amdgpu_bo_pin_restricted(obj, AMDGPU_GEM_DOMAIN_GTT,
281 min_offset, max_offset, mcaddr);
282 amdgpu_bo_unreserve(obj);
283 return r;
284}
285
286static int amdgpu_cgs_gunmap_gpu_mem(void *cgs_device, cgs_handle_t handle)
287{
288 int r;
289 struct amdgpu_bo *obj = (struct amdgpu_bo *)handle;
290 r = amdgpu_bo_reserve(obj, false);
291 if (unlikely(r != 0))
292 return r;
293 r = amdgpu_bo_unpin(obj);
294 amdgpu_bo_unreserve(obj);
295 return r;
296}
297
298static int amdgpu_cgs_kmap_gpu_mem(void *cgs_device, cgs_handle_t handle,
299 void **map)
300{
301 int r;
302 struct amdgpu_bo *obj = (struct amdgpu_bo *)handle;
303 r = amdgpu_bo_reserve(obj, false);
304 if (unlikely(r != 0))
305 return r;
306 r = amdgpu_bo_kmap(obj, map);
307 amdgpu_bo_unreserve(obj);
308 return r;
309}
310
311static int amdgpu_cgs_kunmap_gpu_mem(void *cgs_device, cgs_handle_t handle)
312{
313 int r;
314 struct amdgpu_bo *obj = (struct amdgpu_bo *)handle;
315 r = amdgpu_bo_reserve(obj, false);
316 if (unlikely(r != 0))
317 return r;
318 amdgpu_bo_kunmap(obj);
319 amdgpu_bo_unreserve(obj);
320 return r;
321}
322
323static uint32_t amdgpu_cgs_read_register(void *cgs_device, unsigned offset)
324{
325 CGS_FUNC_ADEV;
326 return RREG32(offset);
327}
328
329static void amdgpu_cgs_write_register(void *cgs_device, unsigned offset,
330 uint32_t value)
331{
332 CGS_FUNC_ADEV;
333 WREG32(offset, value);
334}
335
336static uint32_t amdgpu_cgs_read_ind_register(void *cgs_device,
337 enum cgs_ind_reg space,
338 unsigned index)
339{
340 CGS_FUNC_ADEV;
341 switch (space) {
342 case CGS_IND_REG__MMIO:
343 return RREG32_IDX(index);
344 case CGS_IND_REG__PCIE:
345 return RREG32_PCIE(index);
346 case CGS_IND_REG__SMC:
347 return RREG32_SMC(index);
348 case CGS_IND_REG__UVD_CTX:
349 return RREG32_UVD_CTX(index);
350 case CGS_IND_REG__DIDT:
351 return RREG32_DIDT(index);
352 case CGS_IND_REG__AUDIO_ENDPT:
353 DRM_ERROR("audio endpt register access not implemented.\n");
354 return 0;
355 }
356 WARN(1, "Invalid indirect register space");
357 return 0;
358}
359
360static void amdgpu_cgs_write_ind_register(void *cgs_device,
361 enum cgs_ind_reg space,
362 unsigned index, uint32_t value)
363{
364 CGS_FUNC_ADEV;
365 switch (space) {
366 case CGS_IND_REG__MMIO:
367 return WREG32_IDX(index, value);
368 case CGS_IND_REG__PCIE:
369 return WREG32_PCIE(index, value);
370 case CGS_IND_REG__SMC:
371 return WREG32_SMC(index, value);
372 case CGS_IND_REG__UVD_CTX:
373 return WREG32_UVD_CTX(index, value);
374 case CGS_IND_REG__DIDT:
375 return WREG32_DIDT(index, value);
376 case CGS_IND_REG__AUDIO_ENDPT:
377 DRM_ERROR("audio endpt register access not implemented.\n");
378 return;
379 }
380 WARN(1, "Invalid indirect register space");
381}
382
383static uint8_t amdgpu_cgs_read_pci_config_byte(void *cgs_device, unsigned addr)
384{
385 CGS_FUNC_ADEV;
386 uint8_t val;
387 int ret = pci_read_config_byte(adev->pdev, addr, &val);
388 if (WARN(ret, "pci_read_config_byte error"))
389 return 0;
390 return val;
391}
392
393static uint16_t amdgpu_cgs_read_pci_config_word(void *cgs_device, unsigned addr)
394{
395 CGS_FUNC_ADEV;
396 uint16_t val;
397 int ret = pci_read_config_word(adev->pdev, addr, &val);
398 if (WARN(ret, "pci_read_config_word error"))
399 return 0;
400 return val;
401}
402
403static uint32_t amdgpu_cgs_read_pci_config_dword(void *cgs_device,
404 unsigned addr)
405{
406 CGS_FUNC_ADEV;
407 uint32_t val;
408 int ret = pci_read_config_dword(adev->pdev, addr, &val);
409 if (WARN(ret, "pci_read_config_dword error"))
410 return 0;
411 return val;
412}
413
414static void amdgpu_cgs_write_pci_config_byte(void *cgs_device, unsigned addr,
415 uint8_t value)
416{
417 CGS_FUNC_ADEV;
418 int ret = pci_write_config_byte(adev->pdev, addr, value);
419 WARN(ret, "pci_write_config_byte error");
420}
421
422static void amdgpu_cgs_write_pci_config_word(void *cgs_device, unsigned addr,
423 uint16_t value)
424{
425 CGS_FUNC_ADEV;
426 int ret = pci_write_config_word(adev->pdev, addr, value);
427 WARN(ret, "pci_write_config_word error");
428}
429
430static void amdgpu_cgs_write_pci_config_dword(void *cgs_device, unsigned addr,
431 uint32_t value)
432{
433 CGS_FUNC_ADEV;
434 int ret = pci_write_config_dword(adev->pdev, addr, value);
435 WARN(ret, "pci_write_config_dword error");
436}
437
438static const void *amdgpu_cgs_atom_get_data_table(void *cgs_device,
439 unsigned table, uint16_t *size,
440 uint8_t *frev, uint8_t *crev)
441{
442 CGS_FUNC_ADEV;
443 uint16_t data_start;
444
445 if (amdgpu_atom_parse_data_header(
446 adev->mode_info.atom_context, table, size,
447 frev, crev, &data_start))
448 return (uint8_t*)adev->mode_info.atom_context->bios +
449 data_start;
450
451 return NULL;
452}
453
454static int amdgpu_cgs_atom_get_cmd_table_revs(void *cgs_device, unsigned table,
455 uint8_t *frev, uint8_t *crev)
456{
457 CGS_FUNC_ADEV;
458
459 if (amdgpu_atom_parse_cmd_header(
460 adev->mode_info.atom_context, table,
461 frev, crev))
462 return 0;
463
464 return -EINVAL;
465}
466
467static int amdgpu_cgs_atom_exec_cmd_table(void *cgs_device, unsigned table,
468 void *args)
469{
470 CGS_FUNC_ADEV;
471
472 return amdgpu_atom_execute_table(
473 adev->mode_info.atom_context, table, args);
474}
475
476static int amdgpu_cgs_create_pm_request(void *cgs_device, cgs_handle_t *request)
477{
478 /* TODO */
479 return 0;
480}
481
482static int amdgpu_cgs_destroy_pm_request(void *cgs_device, cgs_handle_t request)
483{
484 /* TODO */
485 return 0;
486}
487
488static int amdgpu_cgs_set_pm_request(void *cgs_device, cgs_handle_t request,
489 int active)
490{
491 /* TODO */
492 return 0;
493}
494
495static int amdgpu_cgs_pm_request_clock(void *cgs_device, cgs_handle_t request,
496 enum cgs_clock clock, unsigned freq)
497{
498 /* TODO */
499 return 0;
500}
501
502static int amdgpu_cgs_pm_request_engine(void *cgs_device, cgs_handle_t request,
503 enum cgs_engine engine, int powered)
504{
505 /* TODO */
506 return 0;
507}
508
509
510
511static int amdgpu_cgs_pm_query_clock_limits(void *cgs_device,
512 enum cgs_clock clock,
513 struct cgs_clock_limits *limits)
514{
515 /* TODO */
516 return 0;
517}
518
519static int amdgpu_cgs_set_camera_voltages(void *cgs_device, uint32_t mask,
520 const uint32_t *voltages)
521{
522 DRM_ERROR("not implemented");
523 return -EPERM;
524}
525
526struct cgs_irq_params {
527 unsigned src_id;
528 cgs_irq_source_set_func_t set;
529 cgs_irq_handler_func_t handler;
530 void *private_data;
531};
532
533static int cgs_set_irq_state(struct amdgpu_device *adev,
534 struct amdgpu_irq_src *src,
535 unsigned type,
536 enum amdgpu_interrupt_state state)
537{
538 struct cgs_irq_params *irq_params =
539 (struct cgs_irq_params *)src->data;
540 if (!irq_params)
541 return -EINVAL;
542 if (!irq_params->set)
543 return -EINVAL;
544 return irq_params->set(irq_params->private_data,
545 irq_params->src_id,
546 type,
547 (int)state);
548}
549
550static int cgs_process_irq(struct amdgpu_device *adev,
551 struct amdgpu_irq_src *source,
552 struct amdgpu_iv_entry *entry)
553{
554 struct cgs_irq_params *irq_params =
555 (struct cgs_irq_params *)source->data;
556 if (!irq_params)
557 return -EINVAL;
558 if (!irq_params->handler)
559 return -EINVAL;
560 return irq_params->handler(irq_params->private_data,
561 irq_params->src_id,
562 entry->iv_entry);
563}
564
565static const struct amdgpu_irq_src_funcs cgs_irq_funcs = {
566 .set = cgs_set_irq_state,
567 .process = cgs_process_irq,
568};
569
570static int amdgpu_cgs_add_irq_source(void *cgs_device, unsigned src_id,
571 unsigned num_types,
572 cgs_irq_source_set_func_t set,
573 cgs_irq_handler_func_t handler,
574 void *private_data)
575{
576 CGS_FUNC_ADEV;
577 int ret = 0;
578 struct cgs_irq_params *irq_params;
579 struct amdgpu_irq_src *source =
580 kzalloc(sizeof(struct amdgpu_irq_src), GFP_KERNEL);
581 if (!source)
582 return -ENOMEM;
583 irq_params =
584 kzalloc(sizeof(struct cgs_irq_params), GFP_KERNEL);
585 if (!irq_params) {
586 kfree(source);
587 return -ENOMEM;
588 }
589 source->num_types = num_types;
590 source->funcs = &cgs_irq_funcs;
591 irq_params->src_id = src_id;
592 irq_params->set = set;
593 irq_params->handler = handler;
594 irq_params->private_data = private_data;
595 source->data = (void *)irq_params;
596 ret = amdgpu_irq_add_id(adev, src_id, source);
597 if (ret) {
598 kfree(irq_params);
599 kfree(source);
600 }
601
602 return ret;
603}
604
605static int amdgpu_cgs_irq_get(void *cgs_device, unsigned src_id, unsigned type)
606{
607 CGS_FUNC_ADEV;
608 return amdgpu_irq_get(adev, adev->irq.sources[src_id], type);
609}
610
611static int amdgpu_cgs_irq_put(void *cgs_device, unsigned src_id, unsigned type)
612{
613 CGS_FUNC_ADEV;
614 return amdgpu_irq_put(adev, adev->irq.sources[src_id], type);
615}
616
617int amdgpu_cgs_set_clockgating_state(void *cgs_device,
618 enum amd_ip_block_type block_type,
619 enum amd_clockgating_state state)
620{
621 CGS_FUNC_ADEV;
622 int i, r = -1;
623
624 for (i = 0; i < adev->num_ip_blocks; i++) {
625 if (!adev->ip_block_status[i].valid)
626 continue;
627
628 if (adev->ip_blocks[i].type == block_type) {
629 r = adev->ip_blocks[i].funcs->set_clockgating_state(
630 (void *)adev,
631 state);
632 break;
633 }
634 }
635 return r;
636}
637
638int amdgpu_cgs_set_powergating_state(void *cgs_device,
639 enum amd_ip_block_type block_type,
640 enum amd_powergating_state state)
641{
642 CGS_FUNC_ADEV;
643 int i, r = -1;
644
645 for (i = 0; i < adev->num_ip_blocks; i++) {
646 if (!adev->ip_block_status[i].valid)
647 continue;
648
649 if (adev->ip_blocks[i].type == block_type) {
650 r = adev->ip_blocks[i].funcs->set_powergating_state(
651 (void *)adev,
652 state);
653 break;
654 }
655 }
656 return r;
657}
658
659
660static uint32_t fw_type_convert(void *cgs_device, uint32_t fw_type)
661{
662 CGS_FUNC_ADEV;
663 enum AMDGPU_UCODE_ID result = AMDGPU_UCODE_ID_MAXIMUM;
664
665 switch (fw_type) {
666 case CGS_UCODE_ID_SDMA0:
667 result = AMDGPU_UCODE_ID_SDMA0;
668 break;
669 case CGS_UCODE_ID_SDMA1:
670 result = AMDGPU_UCODE_ID_SDMA1;
671 break;
672 case CGS_UCODE_ID_CP_CE:
673 result = AMDGPU_UCODE_ID_CP_CE;
674 break;
675 case CGS_UCODE_ID_CP_PFP:
676 result = AMDGPU_UCODE_ID_CP_PFP;
677 break;
678 case CGS_UCODE_ID_CP_ME:
679 result = AMDGPU_UCODE_ID_CP_ME;
680 break;
681 case CGS_UCODE_ID_CP_MEC:
682 case CGS_UCODE_ID_CP_MEC_JT1:
683 result = AMDGPU_UCODE_ID_CP_MEC1;
684 break;
685 case CGS_UCODE_ID_CP_MEC_JT2:
686 if (adev->asic_type == CHIP_TONGA)
687 result = AMDGPU_UCODE_ID_CP_MEC2;
688 else if (adev->asic_type == CHIP_CARRIZO)
689 result = AMDGPU_UCODE_ID_CP_MEC1;
690 break;
691 case CGS_UCODE_ID_RLC_G:
692 result = AMDGPU_UCODE_ID_RLC_G;
693 break;
694 default:
695 DRM_ERROR("Firmware type not supported\n");
696 }
697 return result;
698}
699
700static int amdgpu_cgs_get_firmware_info(void *cgs_device,
701 enum cgs_ucode_id type,
702 struct cgs_firmware_info *info)
703{
704 CGS_FUNC_ADEV;
705
706 if (CGS_UCODE_ID_SMU != type) {
707 uint64_t gpu_addr;
708 uint32_t data_size;
709 const struct gfx_firmware_header_v1_0 *header;
710 enum AMDGPU_UCODE_ID id;
711 struct amdgpu_firmware_info *ucode;
712
713 id = fw_type_convert(cgs_device, type);
714 ucode = &adev->firmware.ucode[id];
715 if (ucode->fw == NULL)
716 return -EINVAL;
717
718 gpu_addr = ucode->mc_addr;
719 header = (const struct gfx_firmware_header_v1_0 *)ucode->fw->data;
720 data_size = le32_to_cpu(header->header.ucode_size_bytes);
721
722 if ((type == CGS_UCODE_ID_CP_MEC_JT1) ||
723 (type == CGS_UCODE_ID_CP_MEC_JT2)) {
724 gpu_addr += le32_to_cpu(header->jt_offset) << 2;
725 data_size = le32_to_cpu(header->jt_size) << 2;
726 }
727 info->mc_addr = gpu_addr;
728 info->image_size = data_size;
729 info->version = (uint16_t)le32_to_cpu(header->header.ucode_version);
730 info->feature_version = (uint16_t)le32_to_cpu(header->ucode_feature_version);
731 } else {
732 char fw_name[30] = {0};
733 int err = 0;
734 uint32_t ucode_size;
735 uint32_t ucode_start_address;
736 const uint8_t *src;
737 const struct smc_firmware_header_v1_0 *hdr;
738
739 switch (adev->asic_type) {
740 case CHIP_TONGA:
741 strcpy(fw_name, "amdgpu/tonga_smc.bin");
742 break;
743 default:
744 DRM_ERROR("SMC firmware not supported\n");
745 return -EINVAL;
746 }
747
748 err = request_firmware(&adev->pm.fw, fw_name, adev->dev);
749 if (err) {
750 DRM_ERROR("Failed to request firmware\n");
751 return err;
752 }
753
754 err = amdgpu_ucode_validate(adev->pm.fw);
755 if (err) {
756 DRM_ERROR("Failed to load firmware \"%s\"", fw_name);
757 release_firmware(adev->pm.fw);
758 adev->pm.fw = NULL;
759 return err;
760 }
761
762 hdr = (const struct smc_firmware_header_v1_0 *) adev->pm.fw->data;
763 adev->pm.fw_version = le32_to_cpu(hdr->header.ucode_version);
764 ucode_size = le32_to_cpu(hdr->header.ucode_size_bytes);
765 ucode_start_address = le32_to_cpu(hdr->ucode_start_addr);
766 src = (const uint8_t *)(adev->pm.fw->data +
767 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
768
769 info->version = adev->pm.fw_version;
770 info->image_size = ucode_size;
771 info->kptr = (void *)src;
772 }
773 return 0;
774}
775
776static const struct cgs_ops amdgpu_cgs_ops = {
777 amdgpu_cgs_gpu_mem_info,
778 amdgpu_cgs_gmap_kmem,
779 amdgpu_cgs_gunmap_kmem,
780 amdgpu_cgs_alloc_gpu_mem,
781 amdgpu_cgs_free_gpu_mem,
782 amdgpu_cgs_gmap_gpu_mem,
783 amdgpu_cgs_gunmap_gpu_mem,
784 amdgpu_cgs_kmap_gpu_mem,
785 amdgpu_cgs_kunmap_gpu_mem,
786 amdgpu_cgs_read_register,
787 amdgpu_cgs_write_register,
788 amdgpu_cgs_read_ind_register,
789 amdgpu_cgs_write_ind_register,
790 amdgpu_cgs_read_pci_config_byte,
791 amdgpu_cgs_read_pci_config_word,
792 amdgpu_cgs_read_pci_config_dword,
793 amdgpu_cgs_write_pci_config_byte,
794 amdgpu_cgs_write_pci_config_word,
795 amdgpu_cgs_write_pci_config_dword,
796 amdgpu_cgs_atom_get_data_table,
797 amdgpu_cgs_atom_get_cmd_table_revs,
798 amdgpu_cgs_atom_exec_cmd_table,
799 amdgpu_cgs_create_pm_request,
800 amdgpu_cgs_destroy_pm_request,
801 amdgpu_cgs_set_pm_request,
802 amdgpu_cgs_pm_request_clock,
803 amdgpu_cgs_pm_request_engine,
804 amdgpu_cgs_pm_query_clock_limits,
805 amdgpu_cgs_set_camera_voltages,
806 amdgpu_cgs_get_firmware_info,
807 amdgpu_cgs_set_powergating_state,
808 amdgpu_cgs_set_clockgating_state
809};
810
811static const struct cgs_os_ops amdgpu_cgs_os_ops = {
812 amdgpu_cgs_import_gpu_mem,
813 amdgpu_cgs_add_irq_source,
814 amdgpu_cgs_irq_get,
815 amdgpu_cgs_irq_put
816};
817
818void *amdgpu_cgs_create_device(struct amdgpu_device *adev)
819{
820 struct amdgpu_cgs_device *cgs_device =
821 kmalloc(sizeof(*cgs_device), GFP_KERNEL);
822
823 if (!cgs_device) {
824 DRM_ERROR("Couldn't allocate CGS device structure\n");
825 return NULL;
826 }
827
828 cgs_device->base.ops = &amdgpu_cgs_ops;
829 cgs_device->base.os_ops = &amdgpu_cgs_os_ops;
830 cgs_device->adev = adev;
831
832 return cgs_device;
833}
834
835void amdgpu_cgs_destroy_device(void *cgs_device)
836{
837 kfree(cgs_device);
838}
generated by cgit v1.2.2 (git 2.25.0) at 2025-06-02 02:44:30 -0400