xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c (revision 7b73a9c8e26ce5769c41d4b787767c10fe7269db)
1 /*
2  * Copyright 2016 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  * Author: Huang Rui
23  *
24  */
25 
26 #include <linux/firmware.h>
27 
28 #include "amdgpu.h"
29 #include "amdgpu_psp.h"
30 #include "amdgpu_ucode.h"
31 #include "soc15_common.h"
32 #include "psp_v3_1.h"
33 #include "psp_v10_0.h"
34 #include "psp_v11_0.h"
35 #include "psp_v12_0.h"
36 
37 #include "amdgpu_ras.h"
38 
39 static void psp_set_funcs(struct amdgpu_device *adev);
40 
41 static int psp_early_init(void *handle)
42 {
43 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
44 	struct psp_context *psp = &adev->psp;
45 
46 	psp_set_funcs(adev);
47 
48 	switch (adev->asic_type) {
49 	case CHIP_VEGA10:
50 	case CHIP_VEGA12:
51 		psp_v3_1_set_psp_funcs(psp);
52 		psp->autoload_supported = false;
53 		break;
54 	case CHIP_RAVEN:
55 		psp_v10_0_set_psp_funcs(psp);
56 		psp->autoload_supported = false;
57 		break;
58 	case CHIP_VEGA20:
59 	case CHIP_ARCTURUS:
60 		psp_v11_0_set_psp_funcs(psp);
61 		psp->autoload_supported = false;
62 		break;
63 	case CHIP_NAVI10:
64 	case CHIP_NAVI14:
65 	case CHIP_NAVI12:
66 		psp_v11_0_set_psp_funcs(psp);
67 		psp->autoload_supported = true;
68 		break;
69 	case CHIP_RENOIR:
70 		psp_v12_0_set_psp_funcs(psp);
71 		break;
72 	default:
73 		return -EINVAL;
74 	}
75 
76 	psp->adev = adev;
77 
78 	return 0;
79 }
80 
81 static int psp_sw_init(void *handle)
82 {
83 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
84 	struct psp_context *psp = &adev->psp;
85 	int ret;
86 
87 	ret = psp_init_microcode(psp);
88 	if (ret) {
89 		DRM_ERROR("Failed to load psp firmware!\n");
90 		return ret;
91 	}
92 
93 	ret = psp_mem_training_init(psp);
94 	if (ret) {
95 		DRM_ERROR("Failed to initialize memory training!\n");
96 		return ret;
97 	}
98 	ret = psp_mem_training(psp, PSP_MEM_TRAIN_COLD_BOOT);
99 	if (ret) {
100 		DRM_ERROR("Failed to process memory training!\n");
101 		return ret;
102 	}
103 
104 	return 0;
105 }
106 
107 static int psp_sw_fini(void *handle)
108 {
109 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
110 
111 	psp_mem_training_fini(&adev->psp);
112 	release_firmware(adev->psp.sos_fw);
113 	adev->psp.sos_fw = NULL;
114 	release_firmware(adev->psp.asd_fw);
115 	adev->psp.asd_fw = NULL;
116 	if (adev->psp.ta_fw) {
117 		release_firmware(adev->psp.ta_fw);
118 		adev->psp.ta_fw = NULL;
119 	}
120 	return 0;
121 }
122 
123 int psp_wait_for(struct psp_context *psp, uint32_t reg_index,
124 		 uint32_t reg_val, uint32_t mask, bool check_changed)
125 {
126 	uint32_t val;
127 	int i;
128 	struct amdgpu_device *adev = psp->adev;
129 
130 	for (i = 0; i < adev->usec_timeout; i++) {
131 		val = RREG32(reg_index);
132 		if (check_changed) {
133 			if (val != reg_val)
134 				return 0;
135 		} else {
136 			if ((val & mask) == reg_val)
137 				return 0;
138 		}
139 		udelay(1);
140 	}
141 
142 	return -ETIME;
143 }
144 
145 static int
146 psp_cmd_submit_buf(struct psp_context *psp,
147 		   struct amdgpu_firmware_info *ucode,
148 		   struct psp_gfx_cmd_resp *cmd, uint64_t fence_mc_addr)
149 {
150 	int ret;
151 	int index;
152 	int timeout = 2000;
153 
154 	mutex_lock(&psp->mutex);
155 
156 	memset(psp->cmd_buf_mem, 0, PSP_CMD_BUFFER_SIZE);
157 
158 	memcpy(psp->cmd_buf_mem, cmd, sizeof(struct psp_gfx_cmd_resp));
159 
160 	index = atomic_inc_return(&psp->fence_value);
161 	ret = psp_cmd_submit(psp, psp->cmd_buf_mc_addr, fence_mc_addr, index);
162 	if (ret) {
163 		atomic_dec(&psp->fence_value);
164 		mutex_unlock(&psp->mutex);
165 		return ret;
166 	}
167 
168 	amdgpu_asic_invalidate_hdp(psp->adev, NULL);
169 	while (*((unsigned int *)psp->fence_buf) != index) {
170 		if (--timeout == 0)
171 			break;
172 		/*
173 		 * Shouldn't wait for timeout when err_event_athub occurs,
174 		 * because gpu reset thread triggered and lock resource should
175 		 * be released for psp resume sequence.
176 		 */
177 		if (amdgpu_ras_intr_triggered())
178 			break;
179 		msleep(1);
180 		amdgpu_asic_invalidate_hdp(psp->adev, NULL);
181 	}
182 
183 	/* In some cases, psp response status is not 0 even there is no
184 	 * problem while the command is submitted. Some version of PSP FW
185 	 * doesn't write 0 to that field.
186 	 * So here we would like to only print a warning instead of an error
187 	 * during psp initialization to avoid breaking hw_init and it doesn't
188 	 * return -EINVAL.
189 	 */
190 	if (psp->cmd_buf_mem->resp.status || !timeout) {
191 		if (ucode)
192 			DRM_WARN("failed to load ucode id (%d) ",
193 				  ucode->ucode_id);
194 		DRM_DEBUG_DRIVER("psp command (0x%X) failed and response status is (0x%X)\n",
195 			 psp->cmd_buf_mem->cmd_id,
196 			 psp->cmd_buf_mem->resp.status & GFX_CMD_STATUS_MASK);
197 		if (!timeout) {
198 			mutex_unlock(&psp->mutex);
199 			return -EINVAL;
200 		}
201 	}
202 
203 	/* get xGMI session id from response buffer */
204 	cmd->resp.session_id = psp->cmd_buf_mem->resp.session_id;
205 
206 	if (ucode) {
207 		ucode->tmr_mc_addr_lo = psp->cmd_buf_mem->resp.fw_addr_lo;
208 		ucode->tmr_mc_addr_hi = psp->cmd_buf_mem->resp.fw_addr_hi;
209 	}
210 	mutex_unlock(&psp->mutex);
211 
212 	return ret;
213 }
214 
215 static void psp_prep_tmr_cmd_buf(struct psp_context *psp,
216 				 struct psp_gfx_cmd_resp *cmd,
217 				 uint64_t tmr_mc, uint32_t size)
218 {
219 	if (psp_support_vmr_ring(psp))
220 		cmd->cmd_id = GFX_CMD_ID_SETUP_VMR;
221 	else
222 		cmd->cmd_id = GFX_CMD_ID_SETUP_TMR;
223 	cmd->cmd.cmd_setup_tmr.buf_phy_addr_lo = lower_32_bits(tmr_mc);
224 	cmd->cmd.cmd_setup_tmr.buf_phy_addr_hi = upper_32_bits(tmr_mc);
225 	cmd->cmd.cmd_setup_tmr.buf_size = size;
226 }
227 
228 static void psp_prep_load_toc_cmd_buf(struct psp_gfx_cmd_resp *cmd,
229 				      uint64_t pri_buf_mc, uint32_t size)
230 {
231 	cmd->cmd_id = GFX_CMD_ID_LOAD_TOC;
232 	cmd->cmd.cmd_load_toc.toc_phy_addr_lo = lower_32_bits(pri_buf_mc);
233 	cmd->cmd.cmd_load_toc.toc_phy_addr_hi = upper_32_bits(pri_buf_mc);
234 	cmd->cmd.cmd_load_toc.toc_size = size;
235 }
236 
237 /* Issue LOAD TOC cmd to PSP to part toc and calculate tmr size needed */
238 static int psp_load_toc(struct psp_context *psp,
239 			uint32_t *tmr_size)
240 {
241 	int ret;
242 	struct psp_gfx_cmd_resp *cmd;
243 
244 	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
245 	if (!cmd)
246 		return -ENOMEM;
247 	/* Copy toc to psp firmware private buffer */
248 	memset(psp->fw_pri_buf, 0, PSP_1_MEG);
249 	memcpy(psp->fw_pri_buf, psp->toc_start_addr, psp->toc_bin_size);
250 
251 	psp_prep_load_toc_cmd_buf(cmd, psp->fw_pri_mc_addr, psp->toc_bin_size);
252 
253 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
254 				 psp->fence_buf_mc_addr);
255 	if (!ret)
256 		*tmr_size = psp->cmd_buf_mem->resp.tmr_size;
257 	kfree(cmd);
258 	return ret;
259 }
260 
261 /* Set up Trusted Memory Region */
262 static int psp_tmr_init(struct psp_context *psp)
263 {
264 	int ret;
265 	int tmr_size;
266 	void *tmr_buf;
267 	void **pptr;
268 
269 	/*
270 	 * According to HW engineer, they prefer the TMR address be "naturally
271 	 * aligned" , e.g. the start address be an integer divide of TMR size.
272 	 *
273 	 * Note: this memory need be reserved till the driver
274 	 * uninitializes.
275 	 */
276 	tmr_size = PSP_TMR_SIZE;
277 
278 	/* For ASICs support RLC autoload, psp will parse the toc
279 	 * and calculate the total size of TMR needed */
280 	if (!amdgpu_sriov_vf(psp->adev) &&
281 	    psp->toc_start_addr &&
282 	    psp->toc_bin_size &&
283 	    psp->fw_pri_buf) {
284 		ret = psp_load_toc(psp, &tmr_size);
285 		if (ret) {
286 			DRM_ERROR("Failed to load toc\n");
287 			return ret;
288 		}
289 	}
290 
291 	pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL;
292 	ret = amdgpu_bo_create_kernel(psp->adev, tmr_size, PSP_TMR_SIZE,
293 				      AMDGPU_GEM_DOMAIN_VRAM,
294 				      &psp->tmr_bo, &psp->tmr_mc_addr, pptr);
295 
296 	return ret;
297 }
298 
299 static int psp_tmr_load(struct psp_context *psp)
300 {
301 	int ret;
302 	struct psp_gfx_cmd_resp *cmd;
303 
304 	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
305 	if (!cmd)
306 		return -ENOMEM;
307 
308 	psp_prep_tmr_cmd_buf(psp, cmd, psp->tmr_mc_addr,
309 			     amdgpu_bo_size(psp->tmr_bo));
310 	DRM_INFO("reserve 0x%lx from 0x%llx for PSP TMR\n",
311 		 amdgpu_bo_size(psp->tmr_bo), psp->tmr_mc_addr);
312 
313 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
314 				 psp->fence_buf_mc_addr);
315 
316 	kfree(cmd);
317 
318 	return ret;
319 }
320 
321 static void psp_prep_asd_cmd_buf(struct psp_gfx_cmd_resp *cmd,
322 				 uint64_t asd_mc, uint64_t asd_mc_shared,
323 				 uint32_t size, uint32_t shared_size)
324 {
325 	cmd->cmd_id = GFX_CMD_ID_LOAD_ASD;
326 	cmd->cmd.cmd_load_ta.app_phy_addr_lo = lower_32_bits(asd_mc);
327 	cmd->cmd.cmd_load_ta.app_phy_addr_hi = upper_32_bits(asd_mc);
328 	cmd->cmd.cmd_load_ta.app_len = size;
329 
330 	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_lo = lower_32_bits(asd_mc_shared);
331 	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_hi = upper_32_bits(asd_mc_shared);
332 	cmd->cmd.cmd_load_ta.cmd_buf_len = shared_size;
333 }
334 
335 static int psp_asd_init(struct psp_context *psp)
336 {
337 	int ret;
338 
339 	/*
340 	 * Allocate 16k memory aligned to 4k from Frame Buffer (local
341 	 * physical) for shared ASD <-> Driver
342 	 */
343 	ret = amdgpu_bo_create_kernel(psp->adev, PSP_ASD_SHARED_MEM_SIZE,
344 				      PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
345 				      &psp->asd_shared_bo,
346 				      &psp->asd_shared_mc_addr,
347 				      &psp->asd_shared_buf);
348 
349 	return ret;
350 }
351 
352 static int psp_asd_load(struct psp_context *psp)
353 {
354 	int ret;
355 	struct psp_gfx_cmd_resp *cmd;
356 
357 	/* If PSP version doesn't match ASD version, asd loading will be failed.
358 	 * add workaround to bypass it for sriov now.
359 	 * TODO: add version check to make it common
360 	 */
361 	if (amdgpu_sriov_vf(psp->adev))
362 		return 0;
363 
364 	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
365 	if (!cmd)
366 		return -ENOMEM;
367 
368 	memset(psp->fw_pri_buf, 0, PSP_1_MEG);
369 	memcpy(psp->fw_pri_buf, psp->asd_start_addr, psp->asd_ucode_size);
370 
371 	psp_prep_asd_cmd_buf(cmd, psp->fw_pri_mc_addr, psp->asd_shared_mc_addr,
372 			     psp->asd_ucode_size, PSP_ASD_SHARED_MEM_SIZE);
373 
374 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
375 				 psp->fence_buf_mc_addr);
376 
377 	kfree(cmd);
378 
379 	return ret;
380 }
381 
382 static void psp_prep_reg_prog_cmd_buf(struct psp_gfx_cmd_resp *cmd,
383 		uint32_t id, uint32_t value)
384 {
385 	cmd->cmd_id = GFX_CMD_ID_PROG_REG;
386 	cmd->cmd.cmd_setup_reg_prog.reg_value = value;
387 	cmd->cmd.cmd_setup_reg_prog.reg_id = id;
388 }
389 
390 int psp_reg_program(struct psp_context *psp, enum psp_reg_prog_id reg,
391 		uint32_t value)
392 {
393 	struct psp_gfx_cmd_resp *cmd = NULL;
394 	int ret = 0;
395 
396 	if (reg >= PSP_REG_LAST)
397 		return -EINVAL;
398 
399 	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
400 	if (!cmd)
401 		return -ENOMEM;
402 
403 	psp_prep_reg_prog_cmd_buf(cmd, reg, value);
404 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
405 
406 	kfree(cmd);
407 	return ret;
408 }
409 
410 static void psp_prep_xgmi_ta_load_cmd_buf(struct psp_gfx_cmd_resp *cmd,
411 					  uint64_t xgmi_ta_mc, uint64_t xgmi_mc_shared,
412 					  uint32_t xgmi_ta_size, uint32_t shared_size)
413 {
414         cmd->cmd_id = GFX_CMD_ID_LOAD_TA;
415         cmd->cmd.cmd_load_ta.app_phy_addr_lo = lower_32_bits(xgmi_ta_mc);
416         cmd->cmd.cmd_load_ta.app_phy_addr_hi = upper_32_bits(xgmi_ta_mc);
417         cmd->cmd.cmd_load_ta.app_len = xgmi_ta_size;
418 
419         cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_lo = lower_32_bits(xgmi_mc_shared);
420         cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_hi = upper_32_bits(xgmi_mc_shared);
421         cmd->cmd.cmd_load_ta.cmd_buf_len = shared_size;
422 }
423 
424 static int psp_xgmi_init_shared_buf(struct psp_context *psp)
425 {
426 	int ret;
427 
428 	/*
429 	 * Allocate 16k memory aligned to 4k from Frame Buffer (local
430 	 * physical) for xgmi ta <-> Driver
431 	 */
432 	ret = amdgpu_bo_create_kernel(psp->adev, PSP_XGMI_SHARED_MEM_SIZE,
433 				      PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
434 				      &psp->xgmi_context.xgmi_shared_bo,
435 				      &psp->xgmi_context.xgmi_shared_mc_addr,
436 				      &psp->xgmi_context.xgmi_shared_buf);
437 
438 	return ret;
439 }
440 
441 static int psp_xgmi_load(struct psp_context *psp)
442 {
443 	int ret;
444 	struct psp_gfx_cmd_resp *cmd;
445 
446 	/*
447 	 * TODO: bypass the loading in sriov for now
448 	 */
449 	if (amdgpu_sriov_vf(psp->adev))
450 		return 0;
451 
452 	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
453 	if (!cmd)
454 		return -ENOMEM;
455 
456 	memset(psp->fw_pri_buf, 0, PSP_1_MEG);
457 	memcpy(psp->fw_pri_buf, psp->ta_xgmi_start_addr, psp->ta_xgmi_ucode_size);
458 
459 	psp_prep_xgmi_ta_load_cmd_buf(cmd, psp->fw_pri_mc_addr,
460 				      psp->xgmi_context.xgmi_shared_mc_addr,
461 				      psp->ta_xgmi_ucode_size, PSP_XGMI_SHARED_MEM_SIZE);
462 
463 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
464 				 psp->fence_buf_mc_addr);
465 
466 	if (!ret) {
467 		psp->xgmi_context.initialized = 1;
468 		psp->xgmi_context.session_id = cmd->resp.session_id;
469 	}
470 
471 	kfree(cmd);
472 
473 	return ret;
474 }
475 
476 static void psp_prep_xgmi_ta_unload_cmd_buf(struct psp_gfx_cmd_resp *cmd,
477 					    uint32_t xgmi_session_id)
478 {
479 	cmd->cmd_id = GFX_CMD_ID_UNLOAD_TA;
480 	cmd->cmd.cmd_unload_ta.session_id = xgmi_session_id;
481 }
482 
483 static int psp_xgmi_unload(struct psp_context *psp)
484 {
485 	int ret;
486 	struct psp_gfx_cmd_resp *cmd;
487 
488 	/*
489 	 * TODO: bypass the unloading in sriov for now
490 	 */
491 	if (amdgpu_sriov_vf(psp->adev))
492 		return 0;
493 
494 	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
495 	if (!cmd)
496 		return -ENOMEM;
497 
498 	psp_prep_xgmi_ta_unload_cmd_buf(cmd, psp->xgmi_context.session_id);
499 
500 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
501 				 psp->fence_buf_mc_addr);
502 
503 	kfree(cmd);
504 
505 	return ret;
506 }
507 
508 static void psp_prep_xgmi_ta_invoke_cmd_buf(struct psp_gfx_cmd_resp *cmd,
509 					    uint32_t ta_cmd_id,
510 					    uint32_t xgmi_session_id)
511 {
512 	cmd->cmd_id = GFX_CMD_ID_INVOKE_CMD;
513 	cmd->cmd.cmd_invoke_cmd.session_id = xgmi_session_id;
514 	cmd->cmd.cmd_invoke_cmd.ta_cmd_id = ta_cmd_id;
515 	/* Note: cmd_invoke_cmd.buf is not used for now */
516 }
517 
518 int psp_xgmi_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
519 {
520 	int ret;
521 	struct psp_gfx_cmd_resp *cmd;
522 
523 	/*
524 	 * TODO: bypass the loading in sriov for now
525 	*/
526 	if (amdgpu_sriov_vf(psp->adev))
527 		return 0;
528 
529 	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
530 	if (!cmd)
531 		return -ENOMEM;
532 
533 	psp_prep_xgmi_ta_invoke_cmd_buf(cmd, ta_cmd_id,
534 					psp->xgmi_context.session_id);
535 
536 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
537 				 psp->fence_buf_mc_addr);
538 
539 	kfree(cmd);
540 
541         return ret;
542 }
543 
544 static int psp_xgmi_terminate(struct psp_context *psp)
545 {
546 	int ret;
547 
548 	if (!psp->xgmi_context.initialized)
549 		return 0;
550 
551 	ret = psp_xgmi_unload(psp);
552 	if (ret)
553 		return ret;
554 
555 	psp->xgmi_context.initialized = 0;
556 
557 	/* free xgmi shared memory */
558 	amdgpu_bo_free_kernel(&psp->xgmi_context.xgmi_shared_bo,
559 			&psp->xgmi_context.xgmi_shared_mc_addr,
560 			&psp->xgmi_context.xgmi_shared_buf);
561 
562 	return 0;
563 }
564 
565 static int psp_xgmi_initialize(struct psp_context *psp)
566 {
567 	struct ta_xgmi_shared_memory *xgmi_cmd;
568 	int ret;
569 
570 	if (!psp->adev->psp.ta_fw ||
571 	    !psp->adev->psp.ta_xgmi_ucode_size ||
572 	    !psp->adev->psp.ta_xgmi_start_addr)
573 		return -ENOENT;
574 
575 	if (!psp->xgmi_context.initialized) {
576 		ret = psp_xgmi_init_shared_buf(psp);
577 		if (ret)
578 			return ret;
579 	}
580 
581 	/* Load XGMI TA */
582 	ret = psp_xgmi_load(psp);
583 	if (ret)
584 		return ret;
585 
586 	/* Initialize XGMI session */
587 	xgmi_cmd = (struct ta_xgmi_shared_memory *)(psp->xgmi_context.xgmi_shared_buf);
588 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
589 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__INITIALIZE;
590 
591 	ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
592 
593 	return ret;
594 }
595 
596 // ras begin
597 static void psp_prep_ras_ta_load_cmd_buf(struct psp_gfx_cmd_resp *cmd,
598 		uint64_t ras_ta_mc, uint64_t ras_mc_shared,
599 		uint32_t ras_ta_size, uint32_t shared_size)
600 {
601 	cmd->cmd_id = GFX_CMD_ID_LOAD_TA;
602 	cmd->cmd.cmd_load_ta.app_phy_addr_lo = lower_32_bits(ras_ta_mc);
603 	cmd->cmd.cmd_load_ta.app_phy_addr_hi = upper_32_bits(ras_ta_mc);
604 	cmd->cmd.cmd_load_ta.app_len = ras_ta_size;
605 
606 	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_lo = lower_32_bits(ras_mc_shared);
607 	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_hi = upper_32_bits(ras_mc_shared);
608 	cmd->cmd.cmd_load_ta.cmd_buf_len = shared_size;
609 }
610 
611 static int psp_ras_init_shared_buf(struct psp_context *psp)
612 {
613 	int ret;
614 
615 	/*
616 	 * Allocate 16k memory aligned to 4k from Frame Buffer (local
617 	 * physical) for ras ta <-> Driver
618 	 */
619 	ret = amdgpu_bo_create_kernel(psp->adev, PSP_RAS_SHARED_MEM_SIZE,
620 			PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
621 			&psp->ras.ras_shared_bo,
622 			&psp->ras.ras_shared_mc_addr,
623 			&psp->ras.ras_shared_buf);
624 
625 	return ret;
626 }
627 
628 static int psp_ras_load(struct psp_context *psp)
629 {
630 	int ret;
631 	struct psp_gfx_cmd_resp *cmd;
632 
633 	/*
634 	 * TODO: bypass the loading in sriov for now
635 	 */
636 	if (amdgpu_sriov_vf(psp->adev))
637 		return 0;
638 
639 	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
640 	if (!cmd)
641 		return -ENOMEM;
642 
643 	memset(psp->fw_pri_buf, 0, PSP_1_MEG);
644 	memcpy(psp->fw_pri_buf, psp->ta_ras_start_addr, psp->ta_ras_ucode_size);
645 
646 	psp_prep_ras_ta_load_cmd_buf(cmd, psp->fw_pri_mc_addr,
647 			psp->ras.ras_shared_mc_addr,
648 			psp->ta_ras_ucode_size, PSP_RAS_SHARED_MEM_SIZE);
649 
650 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
651 			psp->fence_buf_mc_addr);
652 
653 	if (!ret) {
654 		psp->ras.ras_initialized = 1;
655 		psp->ras.session_id = cmd->resp.session_id;
656 	}
657 
658 	kfree(cmd);
659 
660 	return ret;
661 }
662 
663 static void psp_prep_ras_ta_unload_cmd_buf(struct psp_gfx_cmd_resp *cmd,
664 						uint32_t ras_session_id)
665 {
666 	cmd->cmd_id = GFX_CMD_ID_UNLOAD_TA;
667 	cmd->cmd.cmd_unload_ta.session_id = ras_session_id;
668 }
669 
670 static int psp_ras_unload(struct psp_context *psp)
671 {
672 	int ret;
673 	struct psp_gfx_cmd_resp *cmd;
674 
675 	/*
676 	 * TODO: bypass the unloading in sriov for now
677 	 */
678 	if (amdgpu_sriov_vf(psp->adev))
679 		return 0;
680 
681 	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
682 	if (!cmd)
683 		return -ENOMEM;
684 
685 	psp_prep_ras_ta_unload_cmd_buf(cmd, psp->ras.session_id);
686 
687 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
688 			psp->fence_buf_mc_addr);
689 
690 	kfree(cmd);
691 
692 	return ret;
693 }
694 
695 static void psp_prep_ras_ta_invoke_cmd_buf(struct psp_gfx_cmd_resp *cmd,
696 		uint32_t ta_cmd_id,
697 		uint32_t ras_session_id)
698 {
699 	cmd->cmd_id = GFX_CMD_ID_INVOKE_CMD;
700 	cmd->cmd.cmd_invoke_cmd.session_id = ras_session_id;
701 	cmd->cmd.cmd_invoke_cmd.ta_cmd_id = ta_cmd_id;
702 	/* Note: cmd_invoke_cmd.buf is not used for now */
703 }
704 
705 int psp_ras_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
706 {
707 	int ret;
708 	struct psp_gfx_cmd_resp *cmd;
709 
710 	/*
711 	 * TODO: bypass the loading in sriov for now
712 	 */
713 	if (amdgpu_sriov_vf(psp->adev))
714 		return 0;
715 
716 	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
717 	if (!cmd)
718 		return -ENOMEM;
719 
720 	psp_prep_ras_ta_invoke_cmd_buf(cmd, ta_cmd_id,
721 			psp->ras.session_id);
722 
723 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
724 			psp->fence_buf_mc_addr);
725 
726 	kfree(cmd);
727 
728 	return ret;
729 }
730 
731 int psp_ras_enable_features(struct psp_context *psp,
732 		union ta_ras_cmd_input *info, bool enable)
733 {
734 	struct ta_ras_shared_memory *ras_cmd;
735 	int ret;
736 
737 	if (!psp->ras.ras_initialized)
738 		return -EINVAL;
739 
740 	ras_cmd = (struct ta_ras_shared_memory *)psp->ras.ras_shared_buf;
741 	memset(ras_cmd, 0, sizeof(struct ta_ras_shared_memory));
742 
743 	if (enable)
744 		ras_cmd->cmd_id = TA_RAS_COMMAND__ENABLE_FEATURES;
745 	else
746 		ras_cmd->cmd_id = TA_RAS_COMMAND__DISABLE_FEATURES;
747 
748 	ras_cmd->ras_in_message = *info;
749 
750 	ret = psp_ras_invoke(psp, ras_cmd->cmd_id);
751 	if (ret)
752 		return -EINVAL;
753 
754 	return ras_cmd->ras_status;
755 }
756 
757 static int psp_ras_terminate(struct psp_context *psp)
758 {
759 	int ret;
760 
761 	/*
762 	 * TODO: bypass the terminate in sriov for now
763 	 */
764 	if (amdgpu_sriov_vf(psp->adev))
765 		return 0;
766 
767 	if (!psp->ras.ras_initialized)
768 		return 0;
769 
770 	ret = psp_ras_unload(psp);
771 	if (ret)
772 		return ret;
773 
774 	psp->ras.ras_initialized = 0;
775 
776 	/* free ras shared memory */
777 	amdgpu_bo_free_kernel(&psp->ras.ras_shared_bo,
778 			&psp->ras.ras_shared_mc_addr,
779 			&psp->ras.ras_shared_buf);
780 
781 	return 0;
782 }
783 
784 static int psp_ras_initialize(struct psp_context *psp)
785 {
786 	int ret;
787 
788 	/*
789 	 * TODO: bypass the initialize in sriov for now
790 	 */
791 	if (amdgpu_sriov_vf(psp->adev))
792 		return 0;
793 
794 	if (!psp->adev->psp.ta_ras_ucode_size ||
795 	    !psp->adev->psp.ta_ras_start_addr) {
796 		dev_warn(psp->adev->dev, "RAS: ras ta ucode is not available\n");
797 		return 0;
798 	}
799 
800 	if (!psp->ras.ras_initialized) {
801 		ret = psp_ras_init_shared_buf(psp);
802 		if (ret)
803 			return ret;
804 	}
805 
806 	ret = psp_ras_load(psp);
807 	if (ret)
808 		return ret;
809 
810 	return 0;
811 }
812 // ras end
813 
814 // HDCP start
815 static void psp_prep_hdcp_ta_load_cmd_buf(struct psp_gfx_cmd_resp *cmd,
816 					  uint64_t hdcp_ta_mc,
817 					  uint64_t hdcp_mc_shared,
818 					  uint32_t hdcp_ta_size,
819 					  uint32_t shared_size)
820 {
821 	cmd->cmd_id = GFX_CMD_ID_LOAD_TA;
822 	cmd->cmd.cmd_load_ta.app_phy_addr_lo = lower_32_bits(hdcp_ta_mc);
823 	cmd->cmd.cmd_load_ta.app_phy_addr_hi = upper_32_bits(hdcp_ta_mc);
824 	cmd->cmd.cmd_load_ta.app_len = hdcp_ta_size;
825 
826 	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_lo =
827 		lower_32_bits(hdcp_mc_shared);
828 	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_hi =
829 		upper_32_bits(hdcp_mc_shared);
830 	cmd->cmd.cmd_load_ta.cmd_buf_len = shared_size;
831 }
832 
833 static int psp_hdcp_init_shared_buf(struct psp_context *psp)
834 {
835 	int ret;
836 
837 	/*
838 	 * Allocate 16k memory aligned to 4k from Frame Buffer (local
839 	 * physical) for hdcp ta <-> Driver
840 	 */
841 	ret = amdgpu_bo_create_kernel(psp->adev, PSP_HDCP_SHARED_MEM_SIZE,
842 				      PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
843 				      &psp->hdcp_context.hdcp_shared_bo,
844 				      &psp->hdcp_context.hdcp_shared_mc_addr,
845 				      &psp->hdcp_context.hdcp_shared_buf);
846 
847 	return ret;
848 }
849 
850 static int psp_hdcp_load(struct psp_context *psp)
851 {
852 	int ret;
853 	struct psp_gfx_cmd_resp *cmd;
854 
855 	/*
856 	 * TODO: bypass the loading in sriov for now
857 	 */
858 	if (amdgpu_sriov_vf(psp->adev))
859 		return 0;
860 
861 	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
862 	if (!cmd)
863 		return -ENOMEM;
864 
865 	memset(psp->fw_pri_buf, 0, PSP_1_MEG);
866 	memcpy(psp->fw_pri_buf, psp->ta_hdcp_start_addr,
867 	       psp->ta_hdcp_ucode_size);
868 
869 	psp_prep_hdcp_ta_load_cmd_buf(cmd, psp->fw_pri_mc_addr,
870 				      psp->hdcp_context.hdcp_shared_mc_addr,
871 				      psp->ta_hdcp_ucode_size,
872 				      PSP_HDCP_SHARED_MEM_SIZE);
873 
874 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
875 
876 	if (!ret) {
877 		psp->hdcp_context.hdcp_initialized = 1;
878 		psp->hdcp_context.session_id = cmd->resp.session_id;
879 	}
880 
881 	kfree(cmd);
882 
883 	return ret;
884 }
885 static int psp_hdcp_initialize(struct psp_context *psp)
886 {
887 	int ret;
888 
889 	/*
890 	 * TODO: bypass the initialize in sriov for now
891 	 */
892 	if (amdgpu_sriov_vf(psp->adev))
893 		return 0;
894 
895 	if (!psp->adev->psp.ta_hdcp_ucode_size ||
896 	    !psp->adev->psp.ta_hdcp_start_addr) {
897 		dev_warn(psp->adev->dev, "HDCP: hdcp ta ucode is not available\n");
898 		return 0;
899 	}
900 
901 	if (!psp->hdcp_context.hdcp_initialized) {
902 		ret = psp_hdcp_init_shared_buf(psp);
903 		if (ret)
904 			return ret;
905 	}
906 
907 	ret = psp_hdcp_load(psp);
908 	if (ret)
909 		return ret;
910 
911 	return 0;
912 }
913 static void psp_prep_hdcp_ta_unload_cmd_buf(struct psp_gfx_cmd_resp *cmd,
914 					    uint32_t hdcp_session_id)
915 {
916 	cmd->cmd_id = GFX_CMD_ID_UNLOAD_TA;
917 	cmd->cmd.cmd_unload_ta.session_id = hdcp_session_id;
918 }
919 
920 static int psp_hdcp_unload(struct psp_context *psp)
921 {
922 	int ret;
923 	struct psp_gfx_cmd_resp *cmd;
924 
925 	/*
926 	 * TODO: bypass the unloading in sriov for now
927 	 */
928 	if (amdgpu_sriov_vf(psp->adev))
929 		return 0;
930 
931 	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
932 	if (!cmd)
933 		return -ENOMEM;
934 
935 	psp_prep_hdcp_ta_unload_cmd_buf(cmd, psp->hdcp_context.session_id);
936 
937 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
938 
939 	kfree(cmd);
940 
941 	return ret;
942 }
943 
944 static void psp_prep_hdcp_ta_invoke_cmd_buf(struct psp_gfx_cmd_resp *cmd,
945 					    uint32_t ta_cmd_id,
946 					    uint32_t hdcp_session_id)
947 {
948 	cmd->cmd_id = GFX_CMD_ID_INVOKE_CMD;
949 	cmd->cmd.cmd_invoke_cmd.session_id = hdcp_session_id;
950 	cmd->cmd.cmd_invoke_cmd.ta_cmd_id = ta_cmd_id;
951 	/* Note: cmd_invoke_cmd.buf is not used for now */
952 }
953 
954 int psp_hdcp_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
955 {
956 	int ret;
957 	struct psp_gfx_cmd_resp *cmd;
958 
959 	/*
960 	 * TODO: bypass the loading in sriov for now
961 	 */
962 	if (amdgpu_sriov_vf(psp->adev))
963 		return 0;
964 
965 	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
966 	if (!cmd)
967 		return -ENOMEM;
968 
969 	psp_prep_hdcp_ta_invoke_cmd_buf(cmd, ta_cmd_id,
970 					psp->hdcp_context.session_id);
971 
972 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
973 
974 	kfree(cmd);
975 
976 	return ret;
977 }
978 
979 static int psp_hdcp_terminate(struct psp_context *psp)
980 {
981 	int ret;
982 
983 	/*
984 	 * TODO: bypass the terminate in sriov for now
985 	 */
986 	if (amdgpu_sriov_vf(psp->adev))
987 		return 0;
988 
989 	if (!psp->hdcp_context.hdcp_initialized)
990 		return 0;
991 
992 	ret = psp_hdcp_unload(psp);
993 	if (ret)
994 		return ret;
995 
996 	psp->hdcp_context.hdcp_initialized = 0;
997 
998 	/* free hdcp shared memory */
999 	amdgpu_bo_free_kernel(&psp->hdcp_context.hdcp_shared_bo,
1000 			      &psp->hdcp_context.hdcp_shared_mc_addr,
1001 			      &psp->hdcp_context.hdcp_shared_buf);
1002 
1003 	return 0;
1004 }
1005 // HDCP end
1006 
1007 // DTM start
1008 static void psp_prep_dtm_ta_load_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1009 					 uint64_t dtm_ta_mc,
1010 					 uint64_t dtm_mc_shared,
1011 					 uint32_t dtm_ta_size,
1012 					 uint32_t shared_size)
1013 {
1014 	cmd->cmd_id = GFX_CMD_ID_LOAD_TA;
1015 	cmd->cmd.cmd_load_ta.app_phy_addr_lo = lower_32_bits(dtm_ta_mc);
1016 	cmd->cmd.cmd_load_ta.app_phy_addr_hi = upper_32_bits(dtm_ta_mc);
1017 	cmd->cmd.cmd_load_ta.app_len = dtm_ta_size;
1018 
1019 	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_lo = lower_32_bits(dtm_mc_shared);
1020 	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_hi = upper_32_bits(dtm_mc_shared);
1021 	cmd->cmd.cmd_load_ta.cmd_buf_len = shared_size;
1022 }
1023 
1024 static int psp_dtm_init_shared_buf(struct psp_context *psp)
1025 {
1026 	int ret;
1027 
1028 	/*
1029 	 * Allocate 16k memory aligned to 4k from Frame Buffer (local
1030 	 * physical) for dtm ta <-> Driver
1031 	 */
1032 	ret = amdgpu_bo_create_kernel(psp->adev, PSP_DTM_SHARED_MEM_SIZE,
1033 				      PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
1034 				      &psp->dtm_context.dtm_shared_bo,
1035 				      &psp->dtm_context.dtm_shared_mc_addr,
1036 				      &psp->dtm_context.dtm_shared_buf);
1037 
1038 	return ret;
1039 }
1040 
1041 static int psp_dtm_load(struct psp_context *psp)
1042 {
1043 	int ret;
1044 	struct psp_gfx_cmd_resp *cmd;
1045 
1046 	/*
1047 	 * TODO: bypass the loading in sriov for now
1048 	 */
1049 	if (amdgpu_sriov_vf(psp->adev))
1050 		return 0;
1051 
1052 	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
1053 	if (!cmd)
1054 		return -ENOMEM;
1055 
1056 	memset(psp->fw_pri_buf, 0, PSP_1_MEG);
1057 	memcpy(psp->fw_pri_buf, psp->ta_dtm_start_addr, psp->ta_dtm_ucode_size);
1058 
1059 	psp_prep_dtm_ta_load_cmd_buf(cmd, psp->fw_pri_mc_addr,
1060 				     psp->dtm_context.dtm_shared_mc_addr,
1061 				     psp->ta_dtm_ucode_size,
1062 				     PSP_DTM_SHARED_MEM_SIZE);
1063 
1064 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1065 
1066 	if (!ret) {
1067 		psp->dtm_context.dtm_initialized = 1;
1068 		psp->dtm_context.session_id = cmd->resp.session_id;
1069 	}
1070 
1071 	kfree(cmd);
1072 
1073 	return ret;
1074 }
1075 
1076 static int psp_dtm_initialize(struct psp_context *psp)
1077 {
1078 	int ret;
1079 
1080 	/*
1081 	 * TODO: bypass the initialize in sriov for now
1082 	 */
1083 	if (amdgpu_sriov_vf(psp->adev))
1084 		return 0;
1085 
1086 	if (!psp->adev->psp.ta_dtm_ucode_size ||
1087 	    !psp->adev->psp.ta_dtm_start_addr) {
1088 		dev_warn(psp->adev->dev, "DTM: dtm ta ucode is not available\n");
1089 		return 0;
1090 	}
1091 
1092 	if (!psp->dtm_context.dtm_initialized) {
1093 		ret = psp_dtm_init_shared_buf(psp);
1094 		if (ret)
1095 			return ret;
1096 	}
1097 
1098 	ret = psp_dtm_load(psp);
1099 	if (ret)
1100 		return ret;
1101 
1102 	return 0;
1103 }
1104 
1105 static void psp_prep_dtm_ta_invoke_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1106 					   uint32_t ta_cmd_id,
1107 					   uint32_t dtm_session_id)
1108 {
1109 	cmd->cmd_id = GFX_CMD_ID_INVOKE_CMD;
1110 	cmd->cmd.cmd_invoke_cmd.session_id = dtm_session_id;
1111 	cmd->cmd.cmd_invoke_cmd.ta_cmd_id = ta_cmd_id;
1112 	/* Note: cmd_invoke_cmd.buf is not used for now */
1113 }
1114 
1115 int psp_dtm_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
1116 {
1117 	int ret;
1118 	struct psp_gfx_cmd_resp *cmd;
1119 
1120 	/*
1121 	 * TODO: bypass the loading in sriov for now
1122 	 */
1123 	if (amdgpu_sriov_vf(psp->adev))
1124 		return 0;
1125 
1126 	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
1127 	if (!cmd)
1128 		return -ENOMEM;
1129 
1130 	psp_prep_dtm_ta_invoke_cmd_buf(cmd, ta_cmd_id,
1131 				       psp->dtm_context.session_id);
1132 
1133 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1134 
1135 	kfree(cmd);
1136 
1137 	return ret;
1138 }
1139 
1140 static int psp_dtm_terminate(struct psp_context *psp)
1141 {
1142 	int ret;
1143 
1144 	/*
1145 	 * TODO: bypass the terminate in sriov for now
1146 	 */
1147 	if (amdgpu_sriov_vf(psp->adev))
1148 		return 0;
1149 
1150 	if (!psp->dtm_context.dtm_initialized)
1151 		return 0;
1152 
1153 	ret = psp_hdcp_unload(psp);
1154 	if (ret)
1155 		return ret;
1156 
1157 	psp->dtm_context.dtm_initialized = 0;
1158 
1159 	/* free hdcp shared memory */
1160 	amdgpu_bo_free_kernel(&psp->dtm_context.dtm_shared_bo,
1161 			      &psp->dtm_context.dtm_shared_mc_addr,
1162 			      &psp->dtm_context.dtm_shared_buf);
1163 
1164 	return 0;
1165 }
1166 // DTM end
1167 
1168 static int psp_hw_start(struct psp_context *psp)
1169 {
1170 	struct amdgpu_device *adev = psp->adev;
1171 	int ret;
1172 
1173 	if (!amdgpu_sriov_vf(adev) || !adev->in_gpu_reset) {
1174 		if (psp->kdb_bin_size &&
1175 		    (psp->funcs->bootloader_load_kdb != NULL)) {
1176 			ret = psp_bootloader_load_kdb(psp);
1177 			if (ret) {
1178 				DRM_ERROR("PSP load kdb failed!\n");
1179 				return ret;
1180 			}
1181 		}
1182 
1183 		ret = psp_bootloader_load_sysdrv(psp);
1184 		if (ret) {
1185 			DRM_ERROR("PSP load sysdrv failed!\n");
1186 			return ret;
1187 		}
1188 
1189 		ret = psp_bootloader_load_sos(psp);
1190 		if (ret) {
1191 			DRM_ERROR("PSP load sos failed!\n");
1192 			return ret;
1193 		}
1194 	}
1195 
1196 	ret = psp_ring_create(psp, PSP_RING_TYPE__KM);
1197 	if (ret) {
1198 		DRM_ERROR("PSP create ring failed!\n");
1199 		return ret;
1200 	}
1201 
1202 	ret = psp_tmr_init(psp);
1203 	if (ret) {
1204 		DRM_ERROR("PSP tmr init failed!\n");
1205 		return ret;
1206 	}
1207 
1208 	ret = psp_tmr_load(psp);
1209 	if (ret) {
1210 		DRM_ERROR("PSP load tmr failed!\n");
1211 		return ret;
1212 	}
1213 
1214 	ret = psp_asd_init(psp);
1215 	if (ret) {
1216 		DRM_ERROR("PSP asd init failed!\n");
1217 		return ret;
1218 	}
1219 
1220 	ret = psp_asd_load(psp);
1221 	if (ret) {
1222 		DRM_ERROR("PSP load asd failed!\n");
1223 		return ret;
1224 	}
1225 
1226 	if (adev->gmc.xgmi.num_physical_nodes > 1) {
1227 		ret = psp_xgmi_initialize(psp);
1228 		/* Warning the XGMI seesion initialize failure
1229 		 * Instead of stop driver initialization
1230 		 */
1231 		if (ret)
1232 			dev_err(psp->adev->dev,
1233 				"XGMI: Failed to initialize XGMI session\n");
1234 	}
1235 
1236 	if (psp->adev->psp.ta_fw) {
1237 		ret = psp_ras_initialize(psp);
1238 		if (ret)
1239 			dev_err(psp->adev->dev,
1240 					"RAS: Failed to initialize RAS\n");
1241 
1242 		ret = psp_hdcp_initialize(psp);
1243 		if (ret)
1244 			dev_err(psp->adev->dev,
1245 				"HDCP: Failed to initialize HDCP\n");
1246 
1247 		ret = psp_dtm_initialize(psp);
1248 		if (ret)
1249 			dev_err(psp->adev->dev,
1250 				"DTM: Failed to initialize DTM\n");
1251 	}
1252 
1253 	return 0;
1254 }
1255 
1256 static int psp_get_fw_type(struct amdgpu_firmware_info *ucode,
1257 			   enum psp_gfx_fw_type *type)
1258 {
1259 	switch (ucode->ucode_id) {
1260 	case AMDGPU_UCODE_ID_SDMA0:
1261 		*type = GFX_FW_TYPE_SDMA0;
1262 		break;
1263 	case AMDGPU_UCODE_ID_SDMA1:
1264 		*type = GFX_FW_TYPE_SDMA1;
1265 		break;
1266 	case AMDGPU_UCODE_ID_SDMA2:
1267 		*type = GFX_FW_TYPE_SDMA2;
1268 		break;
1269 	case AMDGPU_UCODE_ID_SDMA3:
1270 		*type = GFX_FW_TYPE_SDMA3;
1271 		break;
1272 	case AMDGPU_UCODE_ID_SDMA4:
1273 		*type = GFX_FW_TYPE_SDMA4;
1274 		break;
1275 	case AMDGPU_UCODE_ID_SDMA5:
1276 		*type = GFX_FW_TYPE_SDMA5;
1277 		break;
1278 	case AMDGPU_UCODE_ID_SDMA6:
1279 		*type = GFX_FW_TYPE_SDMA6;
1280 		break;
1281 	case AMDGPU_UCODE_ID_SDMA7:
1282 		*type = GFX_FW_TYPE_SDMA7;
1283 		break;
1284 	case AMDGPU_UCODE_ID_CP_CE:
1285 		*type = GFX_FW_TYPE_CP_CE;
1286 		break;
1287 	case AMDGPU_UCODE_ID_CP_PFP:
1288 		*type = GFX_FW_TYPE_CP_PFP;
1289 		break;
1290 	case AMDGPU_UCODE_ID_CP_ME:
1291 		*type = GFX_FW_TYPE_CP_ME;
1292 		break;
1293 	case AMDGPU_UCODE_ID_CP_MEC1:
1294 		*type = GFX_FW_TYPE_CP_MEC;
1295 		break;
1296 	case AMDGPU_UCODE_ID_CP_MEC1_JT:
1297 		*type = GFX_FW_TYPE_CP_MEC_ME1;
1298 		break;
1299 	case AMDGPU_UCODE_ID_CP_MEC2:
1300 		*type = GFX_FW_TYPE_CP_MEC;
1301 		break;
1302 	case AMDGPU_UCODE_ID_CP_MEC2_JT:
1303 		*type = GFX_FW_TYPE_CP_MEC_ME2;
1304 		break;
1305 	case AMDGPU_UCODE_ID_RLC_G:
1306 		*type = GFX_FW_TYPE_RLC_G;
1307 		break;
1308 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL:
1309 		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_SRM_CNTL;
1310 		break;
1311 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM:
1312 		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_GPM_MEM;
1313 		break;
1314 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM:
1315 		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_SRM_MEM;
1316 		break;
1317 	case AMDGPU_UCODE_ID_SMC:
1318 		*type = GFX_FW_TYPE_SMU;
1319 		break;
1320 	case AMDGPU_UCODE_ID_UVD:
1321 		*type = GFX_FW_TYPE_UVD;
1322 		break;
1323 	case AMDGPU_UCODE_ID_UVD1:
1324 		*type = GFX_FW_TYPE_UVD1;
1325 		break;
1326 	case AMDGPU_UCODE_ID_VCE:
1327 		*type = GFX_FW_TYPE_VCE;
1328 		break;
1329 	case AMDGPU_UCODE_ID_VCN:
1330 		*type = GFX_FW_TYPE_VCN;
1331 		break;
1332 	case AMDGPU_UCODE_ID_DMCU_ERAM:
1333 		*type = GFX_FW_TYPE_DMCU_ERAM;
1334 		break;
1335 	case AMDGPU_UCODE_ID_DMCU_INTV:
1336 		*type = GFX_FW_TYPE_DMCU_ISR;
1337 		break;
1338 	case AMDGPU_UCODE_ID_VCN0_RAM:
1339 		*type = GFX_FW_TYPE_VCN0_RAM;
1340 		break;
1341 	case AMDGPU_UCODE_ID_VCN1_RAM:
1342 		*type = GFX_FW_TYPE_VCN1_RAM;
1343 		break;
1344 	case AMDGPU_UCODE_ID_MAXIMUM:
1345 	default:
1346 		return -EINVAL;
1347 	}
1348 
1349 	return 0;
1350 }
1351 
1352 static void psp_print_fw_hdr(struct psp_context *psp,
1353 			     struct amdgpu_firmware_info *ucode)
1354 {
1355 	struct amdgpu_device *adev = psp->adev;
1356 	struct common_firmware_header *hdr;
1357 
1358 	switch (ucode->ucode_id) {
1359 	case AMDGPU_UCODE_ID_SDMA0:
1360 	case AMDGPU_UCODE_ID_SDMA1:
1361 	case AMDGPU_UCODE_ID_SDMA2:
1362 	case AMDGPU_UCODE_ID_SDMA3:
1363 	case AMDGPU_UCODE_ID_SDMA4:
1364 	case AMDGPU_UCODE_ID_SDMA5:
1365 	case AMDGPU_UCODE_ID_SDMA6:
1366 	case AMDGPU_UCODE_ID_SDMA7:
1367 		hdr = (struct common_firmware_header *)
1368 			adev->sdma.instance[ucode->ucode_id - AMDGPU_UCODE_ID_SDMA0].fw->data;
1369 		amdgpu_ucode_print_sdma_hdr(hdr);
1370 		break;
1371 	case AMDGPU_UCODE_ID_CP_CE:
1372 		hdr = (struct common_firmware_header *)adev->gfx.ce_fw->data;
1373 		amdgpu_ucode_print_gfx_hdr(hdr);
1374 		break;
1375 	case AMDGPU_UCODE_ID_CP_PFP:
1376 		hdr = (struct common_firmware_header *)adev->gfx.pfp_fw->data;
1377 		amdgpu_ucode_print_gfx_hdr(hdr);
1378 		break;
1379 	case AMDGPU_UCODE_ID_CP_ME:
1380 		hdr = (struct common_firmware_header *)adev->gfx.me_fw->data;
1381 		amdgpu_ucode_print_gfx_hdr(hdr);
1382 		break;
1383 	case AMDGPU_UCODE_ID_CP_MEC1:
1384 		hdr = (struct common_firmware_header *)adev->gfx.mec_fw->data;
1385 		amdgpu_ucode_print_gfx_hdr(hdr);
1386 		break;
1387 	case AMDGPU_UCODE_ID_RLC_G:
1388 		hdr = (struct common_firmware_header *)adev->gfx.rlc_fw->data;
1389 		amdgpu_ucode_print_rlc_hdr(hdr);
1390 		break;
1391 	case AMDGPU_UCODE_ID_SMC:
1392 		hdr = (struct common_firmware_header *)adev->pm.fw->data;
1393 		amdgpu_ucode_print_smc_hdr(hdr);
1394 		break;
1395 	default:
1396 		break;
1397 	}
1398 }
1399 
1400 static int psp_prep_load_ip_fw_cmd_buf(struct amdgpu_firmware_info *ucode,
1401 				       struct psp_gfx_cmd_resp *cmd)
1402 {
1403 	int ret;
1404 	uint64_t fw_mem_mc_addr = ucode->mc_addr;
1405 
1406 	memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp));
1407 
1408 	cmd->cmd_id = GFX_CMD_ID_LOAD_IP_FW;
1409 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = lower_32_bits(fw_mem_mc_addr);
1410 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = upper_32_bits(fw_mem_mc_addr);
1411 	cmd->cmd.cmd_load_ip_fw.fw_size = ucode->ucode_size;
1412 
1413 	ret = psp_get_fw_type(ucode, &cmd->cmd.cmd_load_ip_fw.fw_type);
1414 	if (ret)
1415 		DRM_ERROR("Unknown firmware type\n");
1416 
1417 	return ret;
1418 }
1419 
1420 static int psp_execute_np_fw_load(struct psp_context *psp,
1421 			       struct amdgpu_firmware_info *ucode)
1422 {
1423 	int ret = 0;
1424 
1425 	ret = psp_prep_load_ip_fw_cmd_buf(ucode, psp->cmd);
1426 	if (ret)
1427 		return ret;
1428 
1429 	ret = psp_cmd_submit_buf(psp, ucode, psp->cmd,
1430 				 psp->fence_buf_mc_addr);
1431 
1432 	return ret;
1433 }
1434 
1435 static int psp_np_fw_load(struct psp_context *psp)
1436 {
1437 	int i, ret;
1438 	struct amdgpu_firmware_info *ucode;
1439 	struct amdgpu_device* adev = psp->adev;
1440 
1441 	if (psp->autoload_supported) {
1442 		ucode = &adev->firmware.ucode[AMDGPU_UCODE_ID_SMC];
1443 		if (!ucode->fw)
1444 			goto out;
1445 
1446 		ret = psp_execute_np_fw_load(psp, ucode);
1447 		if (ret)
1448 			return ret;
1449 	}
1450 
1451 out:
1452 	for (i = 0; i < adev->firmware.max_ucodes; i++) {
1453 		ucode = &adev->firmware.ucode[i];
1454 		if (!ucode->fw)
1455 			continue;
1456 
1457 		if (ucode->ucode_id == AMDGPU_UCODE_ID_SMC &&
1458 		    (psp_smu_reload_quirk(psp) || psp->autoload_supported))
1459 			continue;
1460 
1461 		if (amdgpu_sriov_vf(adev) &&
1462 		   (ucode->ucode_id == AMDGPU_UCODE_ID_SDMA0
1463 		    || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA1
1464 		    || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA2
1465 		    || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA3
1466 		    || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA4
1467 		    || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA5
1468 		    || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA6
1469 		    || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA7
1470                     || ucode->ucode_id == AMDGPU_UCODE_ID_RLC_G
1471 	            || ucode->ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL
1472 	            || ucode->ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM
1473 	            || ucode->ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM))
1474 			/*skip ucode loading in SRIOV VF */
1475 			continue;
1476 
1477 		if (psp->autoload_supported &&
1478 		    (ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC1_JT ||
1479 		     ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC2_JT))
1480 			/* skip mec JT when autoload is enabled */
1481 			continue;
1482 
1483 		psp_print_fw_hdr(psp, ucode);
1484 
1485 		ret = psp_execute_np_fw_load(psp, ucode);
1486 		if (ret)
1487 			return ret;
1488 
1489 		/* Start rlc autoload after psp recieved all the gfx firmware */
1490 		if (psp->autoload_supported && ucode->ucode_id == (amdgpu_sriov_vf(adev) ?
1491 		    AMDGPU_UCODE_ID_CP_MEC2 : AMDGPU_UCODE_ID_RLC_G)) {
1492 			ret = psp_rlc_autoload(psp);
1493 			if (ret) {
1494 				DRM_ERROR("Failed to start rlc autoload\n");
1495 				return ret;
1496 			}
1497 		}
1498 #if 0
1499 		/* check if firmware loaded sucessfully */
1500 		if (!amdgpu_psp_check_fw_loading_status(adev, i))
1501 			return -EINVAL;
1502 #endif
1503 	}
1504 
1505 	return 0;
1506 }
1507 
1508 static int psp_load_fw(struct amdgpu_device *adev)
1509 {
1510 	int ret;
1511 	struct psp_context *psp = &adev->psp;
1512 
1513 	if (amdgpu_sriov_vf(adev) && adev->in_gpu_reset) {
1514 		psp_ring_stop(psp, PSP_RING_TYPE__KM); /* should not destroy ring, only stop */
1515 		goto skip_memalloc;
1516 	}
1517 
1518 	psp->cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
1519 	if (!psp->cmd)
1520 		return -ENOMEM;
1521 
1522 	/* this fw pri bo is not used under SRIOV */
1523 	if (!amdgpu_sriov_vf(psp->adev)) {
1524 		ret = amdgpu_bo_create_kernel(adev, PSP_1_MEG, PSP_1_MEG,
1525 					      AMDGPU_GEM_DOMAIN_GTT,
1526 					      &psp->fw_pri_bo,
1527 					      &psp->fw_pri_mc_addr,
1528 					      &psp->fw_pri_buf);
1529 		if (ret)
1530 			goto failed;
1531 	}
1532 
1533 	ret = amdgpu_bo_create_kernel(adev, PSP_FENCE_BUFFER_SIZE, PAGE_SIZE,
1534 					AMDGPU_GEM_DOMAIN_VRAM,
1535 					&psp->fence_buf_bo,
1536 					&psp->fence_buf_mc_addr,
1537 					&psp->fence_buf);
1538 	if (ret)
1539 		goto failed;
1540 
1541 	ret = amdgpu_bo_create_kernel(adev, PSP_CMD_BUFFER_SIZE, PAGE_SIZE,
1542 				      AMDGPU_GEM_DOMAIN_VRAM,
1543 				      &psp->cmd_buf_bo, &psp->cmd_buf_mc_addr,
1544 				      (void **)&psp->cmd_buf_mem);
1545 	if (ret)
1546 		goto failed;
1547 
1548 	memset(psp->fence_buf, 0, PSP_FENCE_BUFFER_SIZE);
1549 
1550 	ret = psp_ring_init(psp, PSP_RING_TYPE__KM);
1551 	if (ret) {
1552 		DRM_ERROR("PSP ring init failed!\n");
1553 		goto failed;
1554 	}
1555 
1556 skip_memalloc:
1557 	ret = psp_hw_start(psp);
1558 	if (ret)
1559 		goto failed;
1560 
1561 	ret = psp_np_fw_load(psp);
1562 	if (ret)
1563 		goto failed;
1564 
1565 	return 0;
1566 
1567 failed:
1568 	/*
1569 	 * all cleanup jobs (xgmi terminate, ras terminate,
1570 	 * ring destroy, cmd/fence/fw buffers destory,
1571 	 * psp->cmd destory) are delayed to psp_hw_fini
1572 	 */
1573 	return ret;
1574 }
1575 
1576 static int psp_hw_init(void *handle)
1577 {
1578 	int ret;
1579 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1580 
1581 	mutex_lock(&adev->firmware.mutex);
1582 	/*
1583 	 * This sequence is just used on hw_init only once, no need on
1584 	 * resume.
1585 	 */
1586 	ret = amdgpu_ucode_init_bo(adev);
1587 	if (ret)
1588 		goto failed;
1589 
1590 	ret = psp_load_fw(adev);
1591 	if (ret) {
1592 		DRM_ERROR("PSP firmware loading failed\n");
1593 		goto failed;
1594 	}
1595 
1596 	mutex_unlock(&adev->firmware.mutex);
1597 	return 0;
1598 
1599 failed:
1600 	adev->firmware.load_type = AMDGPU_FW_LOAD_DIRECT;
1601 	mutex_unlock(&adev->firmware.mutex);
1602 	return -EINVAL;
1603 }
1604 
1605 static int psp_hw_fini(void *handle)
1606 {
1607 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1608 	struct psp_context *psp = &adev->psp;
1609 	void *tmr_buf;
1610 	void **pptr;
1611 
1612 	if (adev->gmc.xgmi.num_physical_nodes > 1 &&
1613 	    psp->xgmi_context.initialized == 1)
1614                 psp_xgmi_terminate(psp);
1615 
1616 	if (psp->adev->psp.ta_fw) {
1617 		psp_ras_terminate(psp);
1618 		psp_dtm_terminate(psp);
1619 		psp_hdcp_terminate(psp);
1620 	}
1621 
1622 	psp_ring_destroy(psp, PSP_RING_TYPE__KM);
1623 
1624 	pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL;
1625 	amdgpu_bo_free_kernel(&psp->tmr_bo, &psp->tmr_mc_addr, pptr);
1626 	amdgpu_bo_free_kernel(&psp->fw_pri_bo,
1627 			      &psp->fw_pri_mc_addr, &psp->fw_pri_buf);
1628 	amdgpu_bo_free_kernel(&psp->fence_buf_bo,
1629 			      &psp->fence_buf_mc_addr, &psp->fence_buf);
1630 	amdgpu_bo_free_kernel(&psp->asd_shared_bo, &psp->asd_shared_mc_addr,
1631 			      &psp->asd_shared_buf);
1632 	amdgpu_bo_free_kernel(&psp->cmd_buf_bo, &psp->cmd_buf_mc_addr,
1633 			      (void **)&psp->cmd_buf_mem);
1634 
1635 	kfree(psp->cmd);
1636 	psp->cmd = NULL;
1637 
1638 	return 0;
1639 }
1640 
1641 static int psp_suspend(void *handle)
1642 {
1643 	int ret;
1644 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1645 	struct psp_context *psp = &adev->psp;
1646 
1647 	if (adev->gmc.xgmi.num_physical_nodes > 1 &&
1648 	    psp->xgmi_context.initialized == 1) {
1649 		ret = psp_xgmi_terminate(psp);
1650 		if (ret) {
1651 			DRM_ERROR("Failed to terminate xgmi ta\n");
1652 			return ret;
1653 		}
1654 	}
1655 
1656 	if (psp->adev->psp.ta_fw) {
1657 		ret = psp_ras_terminate(psp);
1658 		if (ret) {
1659 			DRM_ERROR("Failed to terminate ras ta\n");
1660 			return ret;
1661 		}
1662 		ret = psp_hdcp_terminate(psp);
1663 		if (ret) {
1664 			DRM_ERROR("Failed to terminate hdcp ta\n");
1665 			return ret;
1666 		}
1667 		ret = psp_dtm_terminate(psp);
1668 		if (ret) {
1669 			DRM_ERROR("Failed to terminate dtm ta\n");
1670 			return ret;
1671 		}
1672 	}
1673 
1674 	ret = psp_ring_stop(psp, PSP_RING_TYPE__KM);
1675 	if (ret) {
1676 		DRM_ERROR("PSP ring stop failed\n");
1677 		return ret;
1678 	}
1679 
1680 	return 0;
1681 }
1682 
1683 static int psp_resume(void *handle)
1684 {
1685 	int ret;
1686 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1687 	struct psp_context *psp = &adev->psp;
1688 
1689 	DRM_INFO("PSP is resuming...\n");
1690 
1691 	ret = psp_mem_training(psp, PSP_MEM_TRAIN_RESUME);
1692 	if (ret) {
1693 		DRM_ERROR("Failed to process memory training!\n");
1694 		return ret;
1695 	}
1696 
1697 	mutex_lock(&adev->firmware.mutex);
1698 
1699 	ret = psp_hw_start(psp);
1700 	if (ret)
1701 		goto failed;
1702 
1703 	ret = psp_np_fw_load(psp);
1704 	if (ret)
1705 		goto failed;
1706 
1707 	mutex_unlock(&adev->firmware.mutex);
1708 
1709 	return 0;
1710 
1711 failed:
1712 	DRM_ERROR("PSP resume failed\n");
1713 	mutex_unlock(&adev->firmware.mutex);
1714 	return ret;
1715 }
1716 
1717 int psp_gpu_reset(struct amdgpu_device *adev)
1718 {
1719 	int ret;
1720 
1721 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP)
1722 		return 0;
1723 
1724 	mutex_lock(&adev->psp.mutex);
1725 	ret = psp_mode1_reset(&adev->psp);
1726 	mutex_unlock(&adev->psp.mutex);
1727 
1728 	return ret;
1729 }
1730 
1731 int psp_rlc_autoload_start(struct psp_context *psp)
1732 {
1733 	int ret;
1734 	struct psp_gfx_cmd_resp *cmd;
1735 
1736 	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
1737 	if (!cmd)
1738 		return -ENOMEM;
1739 
1740 	cmd->cmd_id = GFX_CMD_ID_AUTOLOAD_RLC;
1741 
1742 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
1743 				 psp->fence_buf_mc_addr);
1744 	kfree(cmd);
1745 	return ret;
1746 }
1747 
1748 int psp_update_vcn_sram(struct amdgpu_device *adev, int inst_idx,
1749 			uint64_t cmd_gpu_addr, int cmd_size)
1750 {
1751 	struct amdgpu_firmware_info ucode = {0};
1752 
1753 	ucode.ucode_id = inst_idx ? AMDGPU_UCODE_ID_VCN1_RAM :
1754 		AMDGPU_UCODE_ID_VCN0_RAM;
1755 	ucode.mc_addr = cmd_gpu_addr;
1756 	ucode.ucode_size = cmd_size;
1757 
1758 	return psp_execute_np_fw_load(&adev->psp, &ucode);
1759 }
1760 
1761 static bool psp_check_fw_loading_status(struct amdgpu_device *adev,
1762 					enum AMDGPU_UCODE_ID ucode_type)
1763 {
1764 	struct amdgpu_firmware_info *ucode = NULL;
1765 
1766 	if (!adev->firmware.fw_size)
1767 		return false;
1768 
1769 	ucode = &adev->firmware.ucode[ucode_type];
1770 	if (!ucode->fw || !ucode->ucode_size)
1771 		return false;
1772 
1773 	return psp_compare_sram_data(&adev->psp, ucode, ucode_type);
1774 }
1775 
1776 static int psp_set_clockgating_state(void *handle,
1777 				     enum amd_clockgating_state state)
1778 {
1779 	return 0;
1780 }
1781 
1782 static int psp_set_powergating_state(void *handle,
1783 				     enum amd_powergating_state state)
1784 {
1785 	return 0;
1786 }
1787 
1788 const struct amd_ip_funcs psp_ip_funcs = {
1789 	.name = "psp",
1790 	.early_init = psp_early_init,
1791 	.late_init = NULL,
1792 	.sw_init = psp_sw_init,
1793 	.sw_fini = psp_sw_fini,
1794 	.hw_init = psp_hw_init,
1795 	.hw_fini = psp_hw_fini,
1796 	.suspend = psp_suspend,
1797 	.resume = psp_resume,
1798 	.is_idle = NULL,
1799 	.check_soft_reset = NULL,
1800 	.wait_for_idle = NULL,
1801 	.soft_reset = NULL,
1802 	.set_clockgating_state = psp_set_clockgating_state,
1803 	.set_powergating_state = psp_set_powergating_state,
1804 };
1805 
1806 static const struct amdgpu_psp_funcs psp_funcs = {
1807 	.check_fw_loading_status = psp_check_fw_loading_status,
1808 };
1809 
1810 static void psp_set_funcs(struct amdgpu_device *adev)
1811 {
1812 	if (NULL == adev->firmware.funcs)
1813 		adev->firmware.funcs = &psp_funcs;
1814 }
1815 
1816 const struct amdgpu_ip_block_version psp_v3_1_ip_block =
1817 {
1818 	.type = AMD_IP_BLOCK_TYPE_PSP,
1819 	.major = 3,
1820 	.minor = 1,
1821 	.rev = 0,
1822 	.funcs = &psp_ip_funcs,
1823 };
1824 
1825 const struct amdgpu_ip_block_version psp_v10_0_ip_block =
1826 {
1827 	.type = AMD_IP_BLOCK_TYPE_PSP,
1828 	.major = 10,
1829 	.minor = 0,
1830 	.rev = 0,
1831 	.funcs = &psp_ip_funcs,
1832 };
1833 
1834 const struct amdgpu_ip_block_version psp_v11_0_ip_block =
1835 {
1836 	.type = AMD_IP_BLOCK_TYPE_PSP,
1837 	.major = 11,
1838 	.minor = 0,
1839 	.rev = 0,
1840 	.funcs = &psp_ip_funcs,
1841 };
1842 
1843 const struct amdgpu_ip_block_version psp_v12_0_ip_block =
1844 {
1845 	.type = AMD_IP_BLOCK_TYPE_PSP,
1846 	.major = 12,
1847 	.minor = 0,
1848 	.rev = 0,
1849 	.funcs = &psp_ip_funcs,
1850 };
1851