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 */
23#include <linux/firmware.h>
24#include <linux/slab.h>
25#include <linux/module.h>
26#include <drm/drmP.h>
27#include "amdgpu.h"
28#include "amdgpu_atombios.h"
29#include "amdgpu_ih.h"
30#include "amdgpu_uvd.h"
31#include "amdgpu_vce.h"
32#include "amdgpu_ucode.h"
33#include "amdgpu_psp.h"
34#include "atom.h"
35#include "amd_pcie.h"
36
37#include "uvd/uvd_7_0_offset.h"
38#include "gc/gc_9_0_offset.h"
39#include "gc/gc_9_0_sh_mask.h"
40#include "sdma0/sdma0_4_0_offset.h"
41#include "sdma1/sdma1_4_0_offset.h"
42#include "hdp/hdp_4_0_offset.h"
43#include "hdp/hdp_4_0_sh_mask.h"
44#include "smuio/smuio_9_0_offset.h"
45#include "smuio/smuio_9_0_sh_mask.h"
46#include "nbio/nbio_7_0_default.h"
47#include "nbio/nbio_7_0_sh_mask.h"
48#include "nbio/nbio_7_0_smn.h"
49#include "mp/mp_9_0_offset.h"
50
51#include "soc15.h"
52#include "soc15_common.h"
53#include "gfx_v9_0.h"
54#include "gmc_v9_0.h"
55#include "gfxhub_v1_0.h"
56#include "mmhub_v1_0.h"
57#include "df_v1_7.h"
58#include "df_v3_6.h"
59#include "vega10_ih.h"
60#include "sdma_v4_0.h"
61#include "uvd_v7_0.h"
62#include "vce_v4_0.h"
63#include "vcn_v1_0.h"
64#include "dce_virtual.h"
65#include "mxgpu_ai.h"
66
67#define mmMP0_MISC_CGTT_CTRL0 0x01b9
68#define mmMP0_MISC_CGTT_CTRL0_BASE_IDX 0
69#define mmMP0_MISC_LIGHT_SLEEP_CTRL 0x01ba
70#define mmMP0_MISC_LIGHT_SLEEP_CTRL_BASE_IDX 0
71
72/* for Vega20 register name change */
73#define mmHDP_MEM_POWER_CTRL 0x00d4
74#define HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK 0x00000001L
75#define HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK 0x00000002L
76#define HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK 0x00010000L
77#define HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK 0x00020000L
78#define mmHDP_MEM_POWER_CTRL_BASE_IDX 0
79/*
80 * Indirect registers accessor
81 */
82static u32 soc15_pcie_rreg(struct amdgpu_device *adev, u32 reg)
83{
84 unsigned long flags, address, data;
85 u32 r;
86 address = adev->nbio_funcs->get_pcie_index_offset(adev);
87 data = adev->nbio_funcs->get_pcie_data_offset(adev);
88
89 spin_lock_irqsave(&adev->pcie_idx_lock, flags);
90 WREG32(address, reg);
91 (void)RREG32(address);
92 r = RREG32(data);
93 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
94 return r;
95}
96
97static void soc15_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
98{
99 unsigned long flags, address, data;
100
101 address = adev->nbio_funcs->get_pcie_index_offset(adev);
102 data = adev->nbio_funcs->get_pcie_data_offset(adev);
103
104 spin_lock_irqsave(&adev->pcie_idx_lock, flags);
105 WREG32(address, reg);
106 (void)RREG32(address);
107 WREG32(data, v);
108 (void)RREG32(data);
109 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
110}
111
112static u32 soc15_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
113{
114 unsigned long flags, address, data;
115 u32 r;
116
117 address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
118 data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
119
120 spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
121 WREG32(address, ((reg) & 0x1ff));
122 r = RREG32(data);
123 spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
124 return r;
125}
126
127static void soc15_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
128{
129 unsigned long flags, address, data;
130
131 address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
132 data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
133
134 spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
135 WREG32(address, ((reg) & 0x1ff));
136 WREG32(data, (v));
137 spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
138}
139
140static u32 soc15_didt_rreg(struct amdgpu_device *adev, u32 reg)
141{
142 unsigned long flags, address, data;
143 u32 r;
144
145 address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
146 data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
147
148 spin_lock_irqsave(&adev->didt_idx_lock, flags);
149 WREG32(address, (reg));
150 r = RREG32(data);
151 spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
152 return r;
153}
154
155static void soc15_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
156{
157 unsigned long flags, address, data;
158
159 address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
160 data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
161
162 spin_lock_irqsave(&adev->didt_idx_lock, flags);
163 WREG32(address, (reg));
164 WREG32(data, (v));
165 spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
166}
167
168static u32 soc15_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
169{
170 unsigned long flags;
171 u32 r;
172
173 spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
174 WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
175 r = RREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA);
176 spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
177 return r;
178}
179
180static void soc15_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
181{
182 unsigned long flags;
183
184 spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
185 WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
186 WREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA, (v));
187 spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
188}
189
190static u32 soc15_se_cac_rreg(struct amdgpu_device *adev, u32 reg)
191{
192 unsigned long flags;
193 u32 r;
194
195 spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
196 WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
197 r = RREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA);
198 spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
199 return r;
200}
201
202static void soc15_se_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
203{
204 unsigned long flags;
205
206 spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
207 WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
208 WREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA, (v));
209 spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
210}
211
212static u32 soc15_get_config_memsize(struct amdgpu_device *adev)
213{
214 return adev->nbio_funcs->get_memsize(adev);
215}
216
217static u32 soc15_get_xclk(struct amdgpu_device *adev)
218{
219 return adev->clock.spll.reference_freq;
220}
221
222
223void soc15_grbm_select(struct amdgpu_device *adev,
224 u32 me, u32 pipe, u32 queue, u32 vmid)
225{
226 u32 grbm_gfx_cntl = 0;
227 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe);
228 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me);
229 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid);
230 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue);
231
232 WREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_GFX_CNTL), grbm_gfx_cntl);
233}
234
235static void soc15_vga_set_state(struct amdgpu_device *adev, bool state)
236{
237 /* todo */
238}
239
240static bool soc15_read_disabled_bios(struct amdgpu_device *adev)
241{
242 /* todo */
243 return false;
244}
245
246static bool soc15_read_bios_from_rom(struct amdgpu_device *adev,
247 u8 *bios, u32 length_bytes)
248{
249 u32 *dw_ptr;
250 u32 i, length_dw;
251
252 if (bios == NULL)
253 return false;
254 if (length_bytes == 0)
255 return false;
256 /* APU vbios image is part of sbios image */
257 if (adev->flags & AMD_IS_APU)
258 return false;
259
260 dw_ptr = (u32 *)bios;
261 length_dw = ALIGN(length_bytes, 4) / 4;
262
263 /* set rom index to 0 */
264 WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_INDEX), 0);
265 /* read out the rom data */
266 for (i = 0; i < length_dw; i++)
267 dw_ptr[i] = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_DATA));
268
269 return true;
270}
271
272struct soc15_allowed_register_entry {
273 uint32_t hwip;
274 uint32_t inst;
275 uint32_t seg;
276 uint32_t reg_offset;
277 bool grbm_indexed;
278};
279
280
281static struct soc15_allowed_register_entry soc15_allowed_read_registers[] = {
282 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS)},
283 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS2)},
284 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE0)},
285 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE1)},
286 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE2)},
287 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE3)},
288 { SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_STATUS_REG)},
289 { SOC15_REG_ENTRY(SDMA1, 0, mmSDMA1_STATUS_REG)},
290 { SOC15_REG_ENTRY(GC, 0, mmCP_STAT)},
291 { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT1)},
292 { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT2)},
293 { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT3)},
294 { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_BUSY_STAT)},
295 { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STALLED_STAT1)},
296 { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STATUS)},
297 { SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STALLED_STAT1)},
298 { SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STATUS)},
299 { SOC15_REG_ENTRY(GC, 0, mmGB_ADDR_CONFIG)},
300 { SOC15_REG_ENTRY(GC, 0, mmDB_DEBUG2)},
301};
302
303static uint32_t soc15_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
304 u32 sh_num, u32 reg_offset)
305{
306 uint32_t val;
307
308 mutex_lock(&adev->grbm_idx_mutex);
309 if (se_num != 0xffffffff || sh_num != 0xffffffff)
310 amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
311
312 val = RREG32(reg_offset);
313
314 if (se_num != 0xffffffff || sh_num != 0xffffffff)
315 amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
316 mutex_unlock(&adev->grbm_idx_mutex);
317 return val;
318}
319
320static uint32_t soc15_get_register_value(struct amdgpu_device *adev,
321 bool indexed, u32 se_num,
322 u32 sh_num, u32 reg_offset)
323{
324 if (indexed) {
325 return soc15_read_indexed_register(adev, se_num, sh_num, reg_offset);
326 } else {
327 if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG))
328 return adev->gfx.config.gb_addr_config;
329 else if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG2))
330 return adev->gfx.config.db_debug2;
331 return RREG32(reg_offset);
332 }
333}
334
335static int soc15_read_register(struct amdgpu_device *adev, u32 se_num,
336 u32 sh_num, u32 reg_offset, u32 *value)
337{
338 uint32_t i;
339 struct soc15_allowed_register_entry *en;
340
341 *value = 0;
342 for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) {
343 en = &soc15_allowed_read_registers[i];
344 if (reg_offset != (adev->reg_offset[en->hwip][en->inst][en->seg]
345 + en->reg_offset))
346 continue;
347
348 *value = soc15_get_register_value(adev,
349 soc15_allowed_read_registers[i].grbm_indexed,
350 se_num, sh_num, reg_offset);
351 return 0;
352 }
353 return -EINVAL;
354}
355
356
357/**
358 * soc15_program_register_sequence - program an array of registers.
359 *
360 * @adev: amdgpu_device pointer
361 * @regs: pointer to the register array
362 * @array_size: size of the register array
363 *
364 * Programs an array or registers with and and or masks.
365 * This is a helper for setting golden registers.
366 */
367
368void soc15_program_register_sequence(struct amdgpu_device *adev,
369 const struct soc15_reg_golden *regs,
370 const u32 array_size)
371{
372 const struct soc15_reg_golden *entry;
373 u32 tmp, reg;
374 int i;
375
376 for (i = 0; i < array_size; ++i) {
377 entry = &regs[i];
378 reg = adev->reg_offset[entry->hwip][entry->instance][entry->segment] + entry->reg;
379
380 if (entry->and_mask == 0xffffffff) {
381 tmp = entry->or_mask;
382 } else {
383 tmp = RREG32(reg);
384 tmp &= ~(entry->and_mask);
385 tmp |= entry->or_mask;
386 }
387 WREG32(reg, tmp);
388 }
389
390}
391
392static int soc15_asic_mode1_reset(struct amdgpu_device *adev)
393{
394 u32 i;
395
396 amdgpu_atombios_scratch_regs_engine_hung(adev, true);
397
398 dev_info(adev->dev, "GPU mode1 reset\n");
399
400 /* disable BM */
401 pci_clear_master(adev->pdev);
402
403 pci_save_state(adev->pdev);
404
405 psp_gpu_reset(adev);
406
407 pci_restore_state(adev->pdev);
408
409 /* wait for asic to come out of reset */
410 for (i = 0; i < adev->usec_timeout; i++) {
411 u32 memsize = adev->nbio_funcs->get_memsize(adev);
412
413 if (memsize != 0xffffffff)
414 break;
415 udelay(1);
416 }
417
418 amdgpu_atombios_scratch_regs_engine_hung(adev, false);
419
420 return 0;
421}
422
423static int soc15_asic_get_baco_capability(struct amdgpu_device *adev, bool *cap)
424{
425 void *pp_handle = adev->powerplay.pp_handle;
426 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
427
428 if (!pp_funcs || !pp_funcs->get_asic_baco_capability) {
429 *cap = false;
430 return -ENOENT;
431 }
432
433 return pp_funcs->get_asic_baco_capability(pp_handle, cap);
434}
435
436static int soc15_asic_baco_reset(struct amdgpu_device *adev)
437{
438 void *pp_handle = adev->powerplay.pp_handle;
439 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
440
441 if (!pp_funcs ||!pp_funcs->get_asic_baco_state ||!pp_funcs->set_asic_baco_state)
442 return -ENOENT;
443
444 /* enter BACO state */
445 if (pp_funcs->set_asic_baco_state(pp_handle, 1))
446 return -EIO;
447
448 /* exit BACO state */
449 if (pp_funcs->set_asic_baco_state(pp_handle, 0))
450 return -EIO;
451
452 dev_info(adev->dev, "GPU BACO reset\n");
453
454 return 0;
455}
456
457static int soc15_asic_reset(struct amdgpu_device *adev)
458{
459 int ret;
460 bool baco_reset;
461
462 switch (adev->asic_type) {
463 case CHIP_VEGA10:
464 soc15_asic_get_baco_capability(adev, &baco_reset);
465 break;
466 default:
467 baco_reset = false;
468 break;
469 }
470
471 if (baco_reset)
472 ret = soc15_asic_baco_reset(adev);
473 else
474 ret = soc15_asic_mode1_reset(adev);
475
476 return ret;
477}
478
479/*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
480 u32 cntl_reg, u32 status_reg)
481{
482 return 0;
483}*/
484
485static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
486{
487 /*int r;
488
489 r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
490 if (r)
491 return r;
492
493 r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
494 */
495 return 0;
496}
497
498static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
499{
500 /* todo */
501
502 return 0;
503}
504
505static void soc15_pcie_gen3_enable(struct amdgpu_device *adev)
506{
507 if (pci_is_root_bus(adev->pdev->bus))
508 return;
509
510 if (amdgpu_pcie_gen2 == 0)
511 return;
512
513 if (adev->flags & AMD_IS_APU)
514 return;
515
516 if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
517 CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
518 return;
519
520 /* todo */
521}
522
523static void soc15_program_aspm(struct amdgpu_device *adev)
524{
525
526 if (amdgpu_aspm == 0)
527 return;
528
529 /* todo */
530}
531
532static void soc15_enable_doorbell_aperture(struct amdgpu_device *adev,
533 bool enable)
534{
535 adev->nbio_funcs->enable_doorbell_aperture(adev, enable);
536 adev->nbio_funcs->enable_doorbell_selfring_aperture(adev, enable);
537}
538
539static const struct amdgpu_ip_block_version vega10_common_ip_block =
540{
541 .type = AMD_IP_BLOCK_TYPE_COMMON,
542 .major = 2,
543 .minor = 0,
544 .rev = 0,
545 .funcs = &soc15_common_ip_funcs,
546};
547
548static uint32_t soc15_get_rev_id(struct amdgpu_device *adev)
549{
550 return adev->nbio_funcs->get_rev_id(adev);
551}
552
553int soc15_set_ip_blocks(struct amdgpu_device *adev)
554{
555 /* Set IP register base before any HW register access */
556 switch (adev->asic_type) {
557 case CHIP_VEGA10:
558 case CHIP_VEGA12:
559 case CHIP_RAVEN:
560 vega10_reg_base_init(adev);
561 break;
562 case CHIP_VEGA20:
563 vega20_reg_base_init(adev);
564 break;
565 default:
566 return -EINVAL;
567 }
568
569 if (adev->asic_type == CHIP_VEGA20)
570 adev->gmc.xgmi.supported = true;
571
572 if (adev->flags & AMD_IS_APU)
573 adev->nbio_funcs = &nbio_v7_0_funcs;
574 else if (adev->asic_type == CHIP_VEGA20)
575 adev->nbio_funcs = &nbio_v7_4_funcs;
576 else
577 adev->nbio_funcs = &nbio_v6_1_funcs;
578
579 if (adev->asic_type == CHIP_VEGA20)
580 adev->df_funcs = &df_v3_6_funcs;
581 else
582 adev->df_funcs = &df_v1_7_funcs;
583
584 adev->rev_id = soc15_get_rev_id(adev);
585 adev->nbio_funcs->detect_hw_virt(adev);
586
587 if (amdgpu_sriov_vf(adev))
588 adev->virt.ops = &xgpu_ai_virt_ops;
589
590 switch (adev->asic_type) {
591 case CHIP_VEGA10:
592 case CHIP_VEGA12:
593 case CHIP_VEGA20:
594 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
595 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
596 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
597 if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) {
598 if (adev->asic_type == CHIP_VEGA20)
599 amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
600 else
601 amdgpu_device_ip_block_add(adev, &psp_v3_1_ip_block);
602 }
603 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
604 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
605 if (!amdgpu_sriov_vf(adev))
606 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
607 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
608 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
609#if defined(CONFIG_DRM_AMD_DC)
610 else if (amdgpu_device_has_dc_support(adev))
611 amdgpu_device_ip_block_add(adev, &dm_ip_block);
612#else
613# warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15."
614#endif
615 if (!(adev->asic_type == CHIP_VEGA20 && amdgpu_sriov_vf(adev))) {
616 amdgpu_device_ip_block_add(adev, &uvd_v7_0_ip_block);
617 amdgpu_device_ip_block_add(adev, &vce_v4_0_ip_block);
618 }
619 break;
620 case CHIP_RAVEN:
621 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
622 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
623 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
624 if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
625 amdgpu_device_ip_block_add(adev, &psp_v10_0_ip_block);
626 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
627 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
628 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
629 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
630 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
631#if defined(CONFIG_DRM_AMD_DC)
632 else if (amdgpu_device_has_dc_support(adev))
633 amdgpu_device_ip_block_add(adev, &dm_ip_block);
634#else
635# warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15."
636#endif
637 amdgpu_device_ip_block_add(adev, &vcn_v1_0_ip_block);
638 break;
639 default:
640 return -EINVAL;
641 }
642
643 return 0;
644}
645
646static void soc15_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
647{
648 adev->nbio_funcs->hdp_flush(adev, ring);
649}
650
651static void soc15_invalidate_hdp(struct amdgpu_device *adev,
652 struct amdgpu_ring *ring)
653{
654 if (!ring || !ring->funcs->emit_wreg)
655 WREG32_SOC15_NO_KIQ(NBIO, 0, mmHDP_READ_CACHE_INVALIDATE, 1);
656 else
657 amdgpu_ring_emit_wreg(ring, SOC15_REG_OFFSET(
658 HDP, 0, mmHDP_READ_CACHE_INVALIDATE), 1);
659}
660
661static bool soc15_need_full_reset(struct amdgpu_device *adev)
662{
663 /* change this when we implement soft reset */
664 return true;
665}
666static void soc15_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
667 uint64_t *count1)
668{
669 uint32_t perfctr = 0;
670 uint64_t cnt0_of, cnt1_of;
671 int tmp;
672
673 /* This reports 0 on APUs, so return to avoid writing/reading registers
674 * that may or may not be different from their GPU counterparts
675 */
676 if (adev->flags & AMD_IS_APU)
677 return;
678
679 /* Set the 2 events that we wish to watch, defined above */
680 /* Reg 40 is # received msgs, Reg 104 is # of posted requests sent */
681 perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
682 perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
683
684 /* Write to enable desired perf counters */
685 WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK, perfctr);
686 /* Zero out and enable the perf counters
687 * Write 0x5:
688 * Bit 0 = Start all counters(1)
689 * Bit 2 = Global counter reset enable(1)
690 */
691 WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
692
693 msleep(1000);
694
695 /* Load the shadow and disable the perf counters
696 * Write 0x2:
697 * Bit 0 = Stop counters(0)
698 * Bit 1 = Load the shadow counters(1)
699 */
700 WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
701
702 /* Read register values to get any >32bit overflow */
703 tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK);
704 cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
705 cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
706
707 /* Get the values and add the overflow */
708 *count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
709 *count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
710}
711
712static bool soc15_need_reset_on_init(struct amdgpu_device *adev)
713{
714 u32 sol_reg;
715
716 if (adev->flags & AMD_IS_APU)
717 return false;
718
719 /* Check sOS sign of life register to confirm sys driver and sOS
720 * are already been loaded.
721 */
722 sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
723 if (sol_reg)
724 return true;
725
726 return false;
727}
728
729static const struct amdgpu_asic_funcs soc15_asic_funcs =
730{
731 .read_disabled_bios = &soc15_read_disabled_bios,
732 .read_bios_from_rom = &soc15_read_bios_from_rom,
733 .read_register = &soc15_read_register,
734 .reset = &soc15_asic_reset,
735 .set_vga_state = &soc15_vga_set_state,
736 .get_xclk = &soc15_get_xclk,
737 .set_uvd_clocks = &soc15_set_uvd_clocks,
738 .set_vce_clocks = &soc15_set_vce_clocks,
739 .get_config_memsize = &soc15_get_config_memsize,
740 .flush_hdp = &soc15_flush_hdp,
741 .invalidate_hdp = &soc15_invalidate_hdp,
742 .need_full_reset = &soc15_need_full_reset,
743 .init_doorbell_index = &vega10_doorbell_index_init,
744 .get_pcie_usage = &soc15_get_pcie_usage,
745 .need_reset_on_init = &soc15_need_reset_on_init,
746};
747
748static const struct amdgpu_asic_funcs vega20_asic_funcs =
749{
750 .read_disabled_bios = &soc15_read_disabled_bios,
751 .read_bios_from_rom = &soc15_read_bios_from_rom,
752 .read_register = &soc15_read_register,
753 .reset = &soc15_asic_reset,
754 .set_vga_state = &soc15_vga_set_state,
755 .get_xclk = &soc15_get_xclk,
756 .set_uvd_clocks = &soc15_set_uvd_clocks,
757 .set_vce_clocks = &soc15_set_vce_clocks,
758 .get_config_memsize = &soc15_get_config_memsize,
759 .flush_hdp = &soc15_flush_hdp,
760 .invalidate_hdp = &soc15_invalidate_hdp,
761 .need_full_reset = &soc15_need_full_reset,
762 .init_doorbell_index = &vega20_doorbell_index_init,
763 .get_pcie_usage = &soc15_get_pcie_usage,
764 .need_reset_on_init = &soc15_need_reset_on_init,
765};
766
767static int soc15_common_early_init(void *handle)
768{
769 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
770
771 adev->smc_rreg = NULL;
772 adev->smc_wreg = NULL;
773 adev->pcie_rreg = &soc15_pcie_rreg;
774 adev->pcie_wreg = &soc15_pcie_wreg;
775 adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg;
776 adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg;
777 adev->didt_rreg = &soc15_didt_rreg;
778 adev->didt_wreg = &soc15_didt_wreg;
779 adev->gc_cac_rreg = &soc15_gc_cac_rreg;
780 adev->gc_cac_wreg = &soc15_gc_cac_wreg;
781 adev->se_cac_rreg = &soc15_se_cac_rreg;
782 adev->se_cac_wreg = &soc15_se_cac_wreg;
783
784
785 adev->external_rev_id = 0xFF;
786 switch (adev->asic_type) {
787 case CHIP_VEGA10:
788 adev->asic_funcs = &soc15_asic_funcs;
789 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
790 AMD_CG_SUPPORT_GFX_MGLS |
791 AMD_CG_SUPPORT_GFX_RLC_LS |
792 AMD_CG_SUPPORT_GFX_CP_LS |
793 AMD_CG_SUPPORT_GFX_3D_CGCG |
794 AMD_CG_SUPPORT_GFX_3D_CGLS |
795 AMD_CG_SUPPORT_GFX_CGCG |
796 AMD_CG_SUPPORT_GFX_CGLS |
797 AMD_CG_SUPPORT_BIF_MGCG |
798 AMD_CG_SUPPORT_BIF_LS |
799 AMD_CG_SUPPORT_HDP_LS |
800 AMD_CG_SUPPORT_DRM_MGCG |
801 AMD_CG_SUPPORT_DRM_LS |
802 AMD_CG_SUPPORT_ROM_MGCG |
803 AMD_CG_SUPPORT_DF_MGCG |
804 AMD_CG_SUPPORT_SDMA_MGCG |
805 AMD_CG_SUPPORT_SDMA_LS |
806 AMD_CG_SUPPORT_MC_MGCG |
807 AMD_CG_SUPPORT_MC_LS;
808 adev->pg_flags = 0;
809 adev->external_rev_id = 0x1;
810 break;
811 case CHIP_VEGA12:
812 adev->asic_funcs = &soc15_asic_funcs;
813 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
814 AMD_CG_SUPPORT_GFX_MGLS |
815 AMD_CG_SUPPORT_GFX_CGCG |
816 AMD_CG_SUPPORT_GFX_CGLS |
817 AMD_CG_SUPPORT_GFX_3D_CGCG |
818 AMD_CG_SUPPORT_GFX_3D_CGLS |
819 AMD_CG_SUPPORT_GFX_CP_LS |
820 AMD_CG_SUPPORT_MC_LS |
821 AMD_CG_SUPPORT_MC_MGCG |
822 AMD_CG_SUPPORT_SDMA_MGCG |
823 AMD_CG_SUPPORT_SDMA_LS |
824 AMD_CG_SUPPORT_BIF_MGCG |
825 AMD_CG_SUPPORT_BIF_LS |
826 AMD_CG_SUPPORT_HDP_MGCG |
827 AMD_CG_SUPPORT_HDP_LS |
828 AMD_CG_SUPPORT_ROM_MGCG |
829 AMD_CG_SUPPORT_VCE_MGCG |
830 AMD_CG_SUPPORT_UVD_MGCG;
831 adev->pg_flags = 0;
832 adev->external_rev_id = adev->rev_id + 0x14;
833 break;
834 case CHIP_VEGA20:
835 adev->asic_funcs = &vega20_asic_funcs;
836 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
837 AMD_CG_SUPPORT_GFX_MGLS |
838 AMD_CG_SUPPORT_GFX_CGCG |
839 AMD_CG_SUPPORT_GFX_CGLS |
840 AMD_CG_SUPPORT_GFX_3D_CGCG |
841 AMD_CG_SUPPORT_GFX_3D_CGLS |
842 AMD_CG_SUPPORT_GFX_CP_LS |
843 AMD_CG_SUPPORT_MC_LS |
844 AMD_CG_SUPPORT_MC_MGCG |
845 AMD_CG_SUPPORT_SDMA_MGCG |
846 AMD_CG_SUPPORT_SDMA_LS |
847 AMD_CG_SUPPORT_BIF_MGCG |
848 AMD_CG_SUPPORT_BIF_LS |
849 AMD_CG_SUPPORT_HDP_MGCG |
850 AMD_CG_SUPPORT_HDP_LS |
851 AMD_CG_SUPPORT_ROM_MGCG |
852 AMD_CG_SUPPORT_VCE_MGCG |
853 AMD_CG_SUPPORT_UVD_MGCG;
854 adev->pg_flags = 0;
855 adev->external_rev_id = adev->rev_id + 0x28;
856 break;
857 case CHIP_RAVEN:
858 adev->asic_funcs = &soc15_asic_funcs;
859 if (adev->rev_id >= 0x8)
860 adev->external_rev_id = adev->rev_id + 0x79;
861 else if (adev->pdev->device == 0x15d8)
862 adev->external_rev_id = adev->rev_id + 0x41;
863 else if (adev->rev_id == 1)
864 adev->external_rev_id = adev->rev_id + 0x20;
865 else
866 adev->external_rev_id = adev->rev_id + 0x01;
867
868 if (adev->rev_id >= 0x8) {
869 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
870 AMD_CG_SUPPORT_GFX_MGLS |
871 AMD_CG_SUPPORT_GFX_CP_LS |
872 AMD_CG_SUPPORT_GFX_3D_CGCG |
873 AMD_CG_SUPPORT_GFX_3D_CGLS |
874 AMD_CG_SUPPORT_GFX_CGCG |
875 AMD_CG_SUPPORT_GFX_CGLS |
876 AMD_CG_SUPPORT_BIF_LS |
877 AMD_CG_SUPPORT_HDP_LS |
878 AMD_CG_SUPPORT_ROM_MGCG |
879 AMD_CG_SUPPORT_MC_MGCG |
880 AMD_CG_SUPPORT_MC_LS |
881 AMD_CG_SUPPORT_SDMA_MGCG |
882 AMD_CG_SUPPORT_SDMA_LS |
883 AMD_CG_SUPPORT_VCN_MGCG;
884
885 adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
886 } else if (adev->pdev->device == 0x15d8) {
887 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGLS |
888 AMD_CG_SUPPORT_GFX_CP_LS |
889 AMD_CG_SUPPORT_GFX_3D_CGCG |
890 AMD_CG_SUPPORT_GFX_3D_CGLS |
891 AMD_CG_SUPPORT_GFX_CGCG |
892 AMD_CG_SUPPORT_GFX_CGLS |
893 AMD_CG_SUPPORT_BIF_LS |
894 AMD_CG_SUPPORT_HDP_LS |
895 AMD_CG_SUPPORT_ROM_MGCG |
896 AMD_CG_SUPPORT_MC_MGCG |
897 AMD_CG_SUPPORT_MC_LS |
898 AMD_CG_SUPPORT_SDMA_MGCG |
899 AMD_CG_SUPPORT_SDMA_LS;
900
901 adev->pg_flags = AMD_PG_SUPPORT_SDMA |
902 AMD_PG_SUPPORT_MMHUB |
903 AMD_PG_SUPPORT_VCN |
904 AMD_PG_SUPPORT_VCN_DPG;
905 } else {
906 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
907 AMD_CG_SUPPORT_GFX_MGLS |
908 AMD_CG_SUPPORT_GFX_RLC_LS |
909 AMD_CG_SUPPORT_GFX_CP_LS |
910 AMD_CG_SUPPORT_GFX_3D_CGCG |
911 AMD_CG_SUPPORT_GFX_3D_CGLS |
912 AMD_CG_SUPPORT_GFX_CGCG |
913 AMD_CG_SUPPORT_GFX_CGLS |
914 AMD_CG_SUPPORT_BIF_MGCG |
915 AMD_CG_SUPPORT_BIF_LS |
916 AMD_CG_SUPPORT_HDP_MGCG |
917 AMD_CG_SUPPORT_HDP_LS |
918 AMD_CG_SUPPORT_DRM_MGCG |
919 AMD_CG_SUPPORT_DRM_LS |
920 AMD_CG_SUPPORT_ROM_MGCG |
921 AMD_CG_SUPPORT_MC_MGCG |
922 AMD_CG_SUPPORT_MC_LS |
923 AMD_CG_SUPPORT_SDMA_MGCG |
924 AMD_CG_SUPPORT_SDMA_LS |
925 AMD_CG_SUPPORT_VCN_MGCG;
926
927 adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
928 }
929
930 if (adev->powerplay.pp_feature & PP_GFXOFF_MASK)
931 adev->pg_flags |= AMD_PG_SUPPORT_GFX_PG |
932 AMD_PG_SUPPORT_CP |
933 AMD_PG_SUPPORT_RLC_SMU_HS;
934 break;
935 default:
936 /* FIXME: not supported yet */
937 return -EINVAL;
938 }
939
940 if (amdgpu_sriov_vf(adev)) {
941 amdgpu_virt_init_setting(adev);
942 xgpu_ai_mailbox_set_irq_funcs(adev);
943 }
944
945 return 0;
946}
947
948static int soc15_common_late_init(void *handle)
949{
950 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
951
952 if (amdgpu_sriov_vf(adev))
953 xgpu_ai_mailbox_get_irq(adev);
954
955 return 0;
956}
957
958static int soc15_common_sw_init(void *handle)
959{
960 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
961
962 if (amdgpu_sriov_vf(adev))
963 xgpu_ai_mailbox_add_irq_id(adev);
964
965 return 0;
966}
967
968static int soc15_common_sw_fini(void *handle)
969{
970 return 0;
971}
972
973static void soc15_doorbell_range_init(struct amdgpu_device *adev)
974{
975 int i;
976 struct amdgpu_ring *ring;
977
978 for (i = 0; i < adev->sdma.num_instances; i++) {
979 ring = &adev->sdma.instance[i].ring;
980 adev->nbio_funcs->sdma_doorbell_range(adev, i,
981 ring->use_doorbell, ring->doorbell_index,
982 adev->doorbell_index.sdma_doorbell_range);
983 }
984
985 adev->nbio_funcs->ih_doorbell_range(adev, adev->irq.ih.use_doorbell,
986 adev->irq.ih.doorbell_index);
987}
988
989static int soc15_common_hw_init(void *handle)
990{
991 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
992
993 /* enable pcie gen2/3 link */
994 soc15_pcie_gen3_enable(adev);
995 /* enable aspm */
996 soc15_program_aspm(adev);
997 /* setup nbio registers */
998 adev->nbio_funcs->init_registers(adev);
999 /* enable the doorbell aperture */
1000 soc15_enable_doorbell_aperture(adev, true);
1001 /* HW doorbell routing policy: doorbell writing not
1002 * in SDMA/IH/MM/ACV range will be routed to CP. So
1003 * we need to init SDMA/IH/MM/ACV doorbell range prior
1004 * to CP ip block init and ring test.
1005 */
1006 soc15_doorbell_range_init(adev);
1007
1008 return 0;
1009}
1010
1011static int soc15_common_hw_fini(void *handle)
1012{
1013 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1014
1015 /* disable the doorbell aperture */
1016 soc15_enable_doorbell_aperture(adev, false);
1017 if (amdgpu_sriov_vf(adev))
1018 xgpu_ai_mailbox_put_irq(adev);
1019
1020 return 0;
1021}
1022
1023static int soc15_common_suspend(void *handle)
1024{
1025 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1026
1027 return soc15_common_hw_fini(adev);
1028}
1029
1030static int soc15_common_resume(void *handle)
1031{
1032 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1033
1034 return soc15_common_hw_init(adev);
1035}
1036
1037static bool soc15_common_is_idle(void *handle)
1038{
1039 return true;
1040}
1041
1042static int soc15_common_wait_for_idle(void *handle)
1043{
1044 return 0;
1045}
1046
1047static int soc15_common_soft_reset(void *handle)
1048{
1049 return 0;
1050}
1051
1052static void soc15_update_hdp_light_sleep(struct amdgpu_device *adev, bool enable)
1053{
1054 uint32_t def, data;
1055
1056 if (adev->asic_type == CHIP_VEGA20) {
1057 def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_CTRL));
1058
1059 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1060 data |= HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK |
1061 HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK |
1062 HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK |
1063 HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK;
1064 else
1065 data &= ~(HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK |
1066 HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK |
1067 HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK |
1068 HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK);
1069
1070 if (def != data)
1071 WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_CTRL), data);
1072 } else {
1073 def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS));
1074
1075 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1076 data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1077 else
1078 data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1079
1080 if (def != data)
1081 WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS), data);
1082 }
1083}
1084
1085static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable)
1086{
1087 uint32_t def, data;
1088
1089 def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1090
1091 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG))
1092 data &= ~(0x01000000 |
1093 0x02000000 |
1094 0x04000000 |
1095 0x08000000 |
1096 0x10000000 |
1097 0x20000000 |
1098 0x40000000 |
1099 0x80000000);
1100 else
1101 data |= (0x01000000 |
1102 0x02000000 |
1103 0x04000000 |
1104 0x08000000 |
1105 0x10000000 |
1106 0x20000000 |
1107 0x40000000 |
1108 0x80000000);
1109
1110 if (def != data)
1111 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data);
1112}
1113
1114static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable)
1115{
1116 uint32_t def, data;
1117
1118 def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1119
1120 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1121 data |= 1;
1122 else
1123 data &= ~1;
1124
1125 if (def != data)
1126 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data);
1127}
1128
1129static void soc15_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
1130 bool enable)
1131{
1132 uint32_t def, data;
1133
1134 def = data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0));
1135
1136 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
1137 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1138 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
1139 else
1140 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1141 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
1142
1143 if (def != data)
1144 WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0), data);
1145}
1146
1147static int soc15_common_set_clockgating_state(void *handle,
1148 enum amd_clockgating_state state)
1149{
1150 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1151
1152 if (amdgpu_sriov_vf(adev))
1153 return 0;
1154
1155 switch (adev->asic_type) {
1156 case CHIP_VEGA10:
1157 case CHIP_VEGA12:
1158 case CHIP_VEGA20:
1159 adev->nbio_funcs->update_medium_grain_clock_gating(adev,
1160 state == AMD_CG_STATE_GATE ? true : false);
1161 adev->nbio_funcs->update_medium_grain_light_sleep(adev,
1162 state == AMD_CG_STATE_GATE ? true : false);
1163 soc15_update_hdp_light_sleep(adev,
1164 state == AMD_CG_STATE_GATE ? true : false);
1165 soc15_update_drm_clock_gating(adev,
1166 state == AMD_CG_STATE_GATE ? true : false);
1167 soc15_update_drm_light_sleep(adev,
1168 state == AMD_CG_STATE_GATE ? true : false);
1169 soc15_update_rom_medium_grain_clock_gating(adev,
1170 state == AMD_CG_STATE_GATE ? true : false);
1171 adev->df_funcs->update_medium_grain_clock_gating(adev,
1172 state == AMD_CG_STATE_GATE ? true : false);
1173 break;
1174 case CHIP_RAVEN:
1175 adev->nbio_funcs->update_medium_grain_clock_gating(adev,
1176 state == AMD_CG_STATE_GATE ? true : false);
1177 adev->nbio_funcs->update_medium_grain_light_sleep(adev,
1178 state == AMD_CG_STATE_GATE ? true : false);
1179 soc15_update_hdp_light_sleep(adev,
1180 state == AMD_CG_STATE_GATE ? true : false);
1181 soc15_update_drm_clock_gating(adev,
1182 state == AMD_CG_STATE_GATE ? true : false);
1183 soc15_update_drm_light_sleep(adev,
1184 state == AMD_CG_STATE_GATE ? true : false);
1185 soc15_update_rom_medium_grain_clock_gating(adev,
1186 state == AMD_CG_STATE_GATE ? true : false);
1187 break;
1188 default:
1189 break;
1190 }
1191 return 0;
1192}
1193
1194static void soc15_common_get_clockgating_state(void *handle, u32 *flags)
1195{
1196 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1197 int data;
1198
1199 if (amdgpu_sriov_vf(adev))
1200 *flags = 0;
1201
1202 adev->nbio_funcs->get_clockgating_state(adev, flags);
1203
1204 /* AMD_CG_SUPPORT_HDP_LS */
1205 data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS));
1206 if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
1207 *flags |= AMD_CG_SUPPORT_HDP_LS;
1208
1209 /* AMD_CG_SUPPORT_DRM_MGCG */
1210 data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1211 if (!(data & 0x01000000))
1212 *flags |= AMD_CG_SUPPORT_DRM_MGCG;
1213
1214 /* AMD_CG_SUPPORT_DRM_LS */
1215 data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1216 if (data & 0x1)
1217 *flags |= AMD_CG_SUPPORT_DRM_LS;
1218
1219 /* AMD_CG_SUPPORT_ROM_MGCG */
1220 data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0));
1221 if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))
1222 *flags |= AMD_CG_SUPPORT_ROM_MGCG;
1223
1224 adev->df_funcs->get_clockgating_state(adev, flags);
1225}
1226
1227static int soc15_common_set_powergating_state(void *handle,
1228 enum amd_powergating_state state)
1229{
1230 /* todo */
1231 return 0;
1232}
1233
1234const struct amd_ip_funcs soc15_common_ip_funcs = {
1235 .name = "soc15_common",
1236 .early_init = soc15_common_early_init,
1237 .late_init = soc15_common_late_init,
1238 .sw_init = soc15_common_sw_init,
1239 .sw_fini = soc15_common_sw_fini,
1240 .hw_init = soc15_common_hw_init,
1241 .hw_fini = soc15_common_hw_fini,
1242 .suspend = soc15_common_suspend,
1243 .resume = soc15_common_resume,
1244 .is_idle = soc15_common_is_idle,
1245 .wait_for_idle = soc15_common_wait_for_idle,
1246 .soft_reset = soc15_common_soft_reset,
1247 .set_clockgating_state = soc15_common_set_clockgating_state,
1248 .set_powergating_state = soc15_common_set_powergating_state,
1249 .get_clockgating_state= soc15_common_get_clockgating_state,
1250};
1251