drm/i915: Update DRIVER_DATE to 20181204
[sfrench/cifs-2.6.git] / drivers / gpu / drm / amd / amdgpu / soc15.c
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
47 #include "soc15.h"
48 #include "soc15_common.h"
49 #include "gfx_v9_0.h"
50 #include "gmc_v9_0.h"
51 #include "gfxhub_v1_0.h"
52 #include "mmhub_v1_0.h"
53 #include "df_v1_7.h"
54 #include "df_v3_6.h"
55 #include "vega10_ih.h"
56 #include "sdma_v4_0.h"
57 #include "uvd_v7_0.h"
58 #include "vce_v4_0.h"
59 #include "vcn_v1_0.h"
60 #include "dce_virtual.h"
61 #include "mxgpu_ai.h"
62
63 #define mmMP0_MISC_CGTT_CTRL0                                                                   0x01b9
64 #define mmMP0_MISC_CGTT_CTRL0_BASE_IDX                                                          0
65 #define mmMP0_MISC_LIGHT_SLEEP_CTRL                                                             0x01ba
66 #define mmMP0_MISC_LIGHT_SLEEP_CTRL_BASE_IDX                                                    0
67
68 /*
69  * Indirect registers accessor
70  */
71 static u32 soc15_pcie_rreg(struct amdgpu_device *adev, u32 reg)
72 {
73         unsigned long flags, address, data;
74         u32 r;
75         address = adev->nbio_funcs->get_pcie_index_offset(adev);
76         data = adev->nbio_funcs->get_pcie_data_offset(adev);
77
78         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
79         WREG32(address, reg);
80         (void)RREG32(address);
81         r = RREG32(data);
82         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
83         return r;
84 }
85
86 static void soc15_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
87 {
88         unsigned long flags, address, data;
89
90         address = adev->nbio_funcs->get_pcie_index_offset(adev);
91         data = adev->nbio_funcs->get_pcie_data_offset(adev);
92
93         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
94         WREG32(address, reg);
95         (void)RREG32(address);
96         WREG32(data, v);
97         (void)RREG32(data);
98         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
99 }
100
101 static u32 soc15_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
102 {
103         unsigned long flags, address, data;
104         u32 r;
105
106         address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
107         data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
108
109         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
110         WREG32(address, ((reg) & 0x1ff));
111         r = RREG32(data);
112         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
113         return r;
114 }
115
116 static void soc15_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
117 {
118         unsigned long flags, address, data;
119
120         address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
121         data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
122
123         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
124         WREG32(address, ((reg) & 0x1ff));
125         WREG32(data, (v));
126         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
127 }
128
129 static u32 soc15_didt_rreg(struct amdgpu_device *adev, u32 reg)
130 {
131         unsigned long flags, address, data;
132         u32 r;
133
134         address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
135         data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
136
137         spin_lock_irqsave(&adev->didt_idx_lock, flags);
138         WREG32(address, (reg));
139         r = RREG32(data);
140         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
141         return r;
142 }
143
144 static void soc15_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
145 {
146         unsigned long flags, address, data;
147
148         address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
149         data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
150
151         spin_lock_irqsave(&adev->didt_idx_lock, flags);
152         WREG32(address, (reg));
153         WREG32(data, (v));
154         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
155 }
156
157 static u32 soc15_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
158 {
159         unsigned long flags;
160         u32 r;
161
162         spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
163         WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
164         r = RREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA);
165         spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
166         return r;
167 }
168
169 static void soc15_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
170 {
171         unsigned long flags;
172
173         spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
174         WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
175         WREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA, (v));
176         spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
177 }
178
179 static u32 soc15_se_cac_rreg(struct amdgpu_device *adev, u32 reg)
180 {
181         unsigned long flags;
182         u32 r;
183
184         spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
185         WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
186         r = RREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA);
187         spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
188         return r;
189 }
190
191 static void soc15_se_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
192 {
193         unsigned long flags;
194
195         spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
196         WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
197         WREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA, (v));
198         spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
199 }
200
201 static u32 soc15_get_config_memsize(struct amdgpu_device *adev)
202 {
203         return adev->nbio_funcs->get_memsize(adev);
204 }
205
206 static u32 soc15_get_xclk(struct amdgpu_device *adev)
207 {
208         return adev->clock.spll.reference_freq;
209 }
210
211
212 void soc15_grbm_select(struct amdgpu_device *adev,
213                      u32 me, u32 pipe, u32 queue, u32 vmid)
214 {
215         u32 grbm_gfx_cntl = 0;
216         grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe);
217         grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me);
218         grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid);
219         grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue);
220
221         WREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_GFX_CNTL), grbm_gfx_cntl);
222 }
223
224 static void soc15_vga_set_state(struct amdgpu_device *adev, bool state)
225 {
226         /* todo */
227 }
228
229 static bool soc15_read_disabled_bios(struct amdgpu_device *adev)
230 {
231         /* todo */
232         return false;
233 }
234
235 static bool soc15_read_bios_from_rom(struct amdgpu_device *adev,
236                                      u8 *bios, u32 length_bytes)
237 {
238         u32 *dw_ptr;
239         u32 i, length_dw;
240
241         if (bios == NULL)
242                 return false;
243         if (length_bytes == 0)
244                 return false;
245         /* APU vbios image is part of sbios image */
246         if (adev->flags & AMD_IS_APU)
247                 return false;
248
249         dw_ptr = (u32 *)bios;
250         length_dw = ALIGN(length_bytes, 4) / 4;
251
252         /* set rom index to 0 */
253         WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_INDEX), 0);
254         /* read out the rom data */
255         for (i = 0; i < length_dw; i++)
256                 dw_ptr[i] = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_DATA));
257
258         return true;
259 }
260
261 struct soc15_allowed_register_entry {
262         uint32_t hwip;
263         uint32_t inst;
264         uint32_t seg;
265         uint32_t reg_offset;
266         bool grbm_indexed;
267 };
268
269
270 static struct soc15_allowed_register_entry soc15_allowed_read_registers[] = {
271         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS)},
272         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS2)},
273         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE0)},
274         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE1)},
275         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE2)},
276         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE3)},
277         { SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_STATUS_REG)},
278         { SOC15_REG_ENTRY(SDMA1, 0, mmSDMA1_STATUS_REG)},
279         { SOC15_REG_ENTRY(GC, 0, mmCP_STAT)},
280         { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT1)},
281         { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT2)},
282         { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT3)},
283         { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_BUSY_STAT)},
284         { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STALLED_STAT1)},
285         { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STATUS)},
286         { SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STALLED_STAT1)},
287         { SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STATUS)},
288         { SOC15_REG_ENTRY(GC, 0, mmGB_ADDR_CONFIG)},
289         { SOC15_REG_ENTRY(GC, 0, mmDB_DEBUG2)},
290 };
291
292 static uint32_t soc15_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
293                                          u32 sh_num, u32 reg_offset)
294 {
295         uint32_t val;
296
297         mutex_lock(&adev->grbm_idx_mutex);
298         if (se_num != 0xffffffff || sh_num != 0xffffffff)
299                 amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
300
301         val = RREG32(reg_offset);
302
303         if (se_num != 0xffffffff || sh_num != 0xffffffff)
304                 amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
305         mutex_unlock(&adev->grbm_idx_mutex);
306         return val;
307 }
308
309 static uint32_t soc15_get_register_value(struct amdgpu_device *adev,
310                                          bool indexed, u32 se_num,
311                                          u32 sh_num, u32 reg_offset)
312 {
313         if (indexed) {
314                 return soc15_read_indexed_register(adev, se_num, sh_num, reg_offset);
315         } else {
316                 if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG))
317                         return adev->gfx.config.gb_addr_config;
318                 else if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG2))
319                         return adev->gfx.config.db_debug2;
320                 return RREG32(reg_offset);
321         }
322 }
323
324 static int soc15_read_register(struct amdgpu_device *adev, u32 se_num,
325                             u32 sh_num, u32 reg_offset, u32 *value)
326 {
327         uint32_t i;
328         struct soc15_allowed_register_entry  *en;
329
330         *value = 0;
331         for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) {
332                 en = &soc15_allowed_read_registers[i];
333                 if (reg_offset != (adev->reg_offset[en->hwip][en->inst][en->seg]
334                                         + en->reg_offset))
335                         continue;
336
337                 *value = soc15_get_register_value(adev,
338                                                   soc15_allowed_read_registers[i].grbm_indexed,
339                                                   se_num, sh_num, reg_offset);
340                 return 0;
341         }
342         return -EINVAL;
343 }
344
345
346 /**
347  * soc15_program_register_sequence - program an array of registers.
348  *
349  * @adev: amdgpu_device pointer
350  * @regs: pointer to the register array
351  * @array_size: size of the register array
352  *
353  * Programs an array or registers with and and or masks.
354  * This is a helper for setting golden registers.
355  */
356
357 void soc15_program_register_sequence(struct amdgpu_device *adev,
358                                              const struct soc15_reg_golden *regs,
359                                              const u32 array_size)
360 {
361         const struct soc15_reg_golden *entry;
362         u32 tmp, reg;
363         int i;
364
365         for (i = 0; i < array_size; ++i) {
366                 entry = &regs[i];
367                 reg =  adev->reg_offset[entry->hwip][entry->instance][entry->segment] + entry->reg;
368
369                 if (entry->and_mask == 0xffffffff) {
370                         tmp = entry->or_mask;
371                 } else {
372                         tmp = RREG32(reg);
373                         tmp &= ~(entry->and_mask);
374                         tmp |= entry->or_mask;
375                 }
376                 WREG32(reg, tmp);
377         }
378
379 }
380
381
382 static int soc15_asic_reset(struct amdgpu_device *adev)
383 {
384         u32 i;
385
386         amdgpu_atombios_scratch_regs_engine_hung(adev, true);
387
388         dev_info(adev->dev, "GPU reset\n");
389
390         /* disable BM */
391         pci_clear_master(adev->pdev);
392
393         pci_save_state(adev->pdev);
394
395         psp_gpu_reset(adev);
396
397         pci_restore_state(adev->pdev);
398
399         /* wait for asic to come out of reset */
400         for (i = 0; i < adev->usec_timeout; i++) {
401                 u32 memsize = adev->nbio_funcs->get_memsize(adev);
402
403                 if (memsize != 0xffffffff)
404                         break;
405                 udelay(1);
406         }
407
408         amdgpu_atombios_scratch_regs_engine_hung(adev, false);
409
410         return 0;
411 }
412
413 /*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
414                         u32 cntl_reg, u32 status_reg)
415 {
416         return 0;
417 }*/
418
419 static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
420 {
421         /*int r;
422
423         r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
424         if (r)
425                 return r;
426
427         r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
428         */
429         return 0;
430 }
431
432 static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
433 {
434         /* todo */
435
436         return 0;
437 }
438
439 static void soc15_pcie_gen3_enable(struct amdgpu_device *adev)
440 {
441         if (pci_is_root_bus(adev->pdev->bus))
442                 return;
443
444         if (amdgpu_pcie_gen2 == 0)
445                 return;
446
447         if (adev->flags & AMD_IS_APU)
448                 return;
449
450         if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
451                                         CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
452                 return;
453
454         /* todo */
455 }
456
457 static void soc15_program_aspm(struct amdgpu_device *adev)
458 {
459
460         if (amdgpu_aspm == 0)
461                 return;
462
463         /* todo */
464 }
465
466 static void soc15_enable_doorbell_aperture(struct amdgpu_device *adev,
467                                            bool enable)
468 {
469         adev->nbio_funcs->enable_doorbell_aperture(adev, enable);
470         adev->nbio_funcs->enable_doorbell_selfring_aperture(adev, enable);
471 }
472
473 static const struct amdgpu_ip_block_version vega10_common_ip_block =
474 {
475         .type = AMD_IP_BLOCK_TYPE_COMMON,
476         .major = 2,
477         .minor = 0,
478         .rev = 0,
479         .funcs = &soc15_common_ip_funcs,
480 };
481
482 static uint32_t soc15_get_rev_id(struct amdgpu_device *adev)
483 {
484         return adev->nbio_funcs->get_rev_id(adev);
485 }
486
487 int soc15_set_ip_blocks(struct amdgpu_device *adev)
488 {
489         /* Set IP register base before any HW register access */
490         switch (adev->asic_type) {
491         case CHIP_VEGA10:
492         case CHIP_VEGA12:
493         case CHIP_RAVEN:
494                 vega10_reg_base_init(adev);
495                 break;
496         case CHIP_VEGA20:
497                 vega20_reg_base_init(adev);
498                 break;
499         default:
500                 return -EINVAL;
501         }
502
503         if (adev->flags & AMD_IS_APU)
504                 adev->nbio_funcs = &nbio_v7_0_funcs;
505         else if (adev->asic_type == CHIP_VEGA20)
506                 adev->nbio_funcs = &nbio_v7_4_funcs;
507         else
508                 adev->nbio_funcs = &nbio_v6_1_funcs;
509
510         if (adev->asic_type == CHIP_VEGA20)
511                 adev->df_funcs = &df_v3_6_funcs;
512         else
513                 adev->df_funcs = &df_v1_7_funcs;
514
515         adev->rev_id = soc15_get_rev_id(adev);
516         adev->nbio_funcs->detect_hw_virt(adev);
517
518         if (amdgpu_sriov_vf(adev))
519                 adev->virt.ops = &xgpu_ai_virt_ops;
520
521         switch (adev->asic_type) {
522         case CHIP_VEGA10:
523         case CHIP_VEGA12:
524         case CHIP_VEGA20:
525                 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
526                 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
527                 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
528                 if (adev->asic_type == CHIP_VEGA20)
529                         amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
530                 else
531                         amdgpu_device_ip_block_add(adev, &psp_v3_1_ip_block);
532                 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
533                 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
534                 if (!amdgpu_sriov_vf(adev))
535                         amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
536                 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
537                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
538 #if defined(CONFIG_DRM_AMD_DC)
539                 else if (amdgpu_device_has_dc_support(adev))
540                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
541 #else
542 #       warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15."
543 #endif
544                 if (!(adev->asic_type == CHIP_VEGA20 && amdgpu_sriov_vf(adev))) {
545                         amdgpu_device_ip_block_add(adev, &uvd_v7_0_ip_block);
546                         amdgpu_device_ip_block_add(adev, &vce_v4_0_ip_block);
547                 }
548                 break;
549         case CHIP_RAVEN:
550                 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
551                 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
552                 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
553                 amdgpu_device_ip_block_add(adev, &psp_v10_0_ip_block);
554                 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
555                 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
556                 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
557                 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
558                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
559 #if defined(CONFIG_DRM_AMD_DC)
560                 else if (amdgpu_device_has_dc_support(adev))
561                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
562 #else
563 #       warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15."
564 #endif
565                 amdgpu_device_ip_block_add(adev, &vcn_v1_0_ip_block);
566                 break;
567         default:
568                 return -EINVAL;
569         }
570
571         return 0;
572 }
573
574 static void soc15_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
575 {
576         adev->nbio_funcs->hdp_flush(adev, ring);
577 }
578
579 static void soc15_invalidate_hdp(struct amdgpu_device *adev,
580                                  struct amdgpu_ring *ring)
581 {
582         if (!ring || !ring->funcs->emit_wreg)
583                 WREG32_SOC15_NO_KIQ(NBIO, 0, mmHDP_READ_CACHE_INVALIDATE, 1);
584         else
585                 amdgpu_ring_emit_wreg(ring, SOC15_REG_OFFSET(
586                         HDP, 0, mmHDP_READ_CACHE_INVALIDATE), 1);
587 }
588
589 static bool soc15_need_full_reset(struct amdgpu_device *adev)
590 {
591         /* change this when we implement soft reset */
592         return true;
593 }
594
595 static const struct amdgpu_asic_funcs soc15_asic_funcs =
596 {
597         .read_disabled_bios = &soc15_read_disabled_bios,
598         .read_bios_from_rom = &soc15_read_bios_from_rom,
599         .read_register = &soc15_read_register,
600         .reset = &soc15_asic_reset,
601         .set_vga_state = &soc15_vga_set_state,
602         .get_xclk = &soc15_get_xclk,
603         .set_uvd_clocks = &soc15_set_uvd_clocks,
604         .set_vce_clocks = &soc15_set_vce_clocks,
605         .get_config_memsize = &soc15_get_config_memsize,
606         .flush_hdp = &soc15_flush_hdp,
607         .invalidate_hdp = &soc15_invalidate_hdp,
608         .need_full_reset = &soc15_need_full_reset,
609 };
610
611 static int soc15_common_early_init(void *handle)
612 {
613         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
614
615         adev->smc_rreg = NULL;
616         adev->smc_wreg = NULL;
617         adev->pcie_rreg = &soc15_pcie_rreg;
618         adev->pcie_wreg = &soc15_pcie_wreg;
619         adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg;
620         adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg;
621         adev->didt_rreg = &soc15_didt_rreg;
622         adev->didt_wreg = &soc15_didt_wreg;
623         adev->gc_cac_rreg = &soc15_gc_cac_rreg;
624         adev->gc_cac_wreg = &soc15_gc_cac_wreg;
625         adev->se_cac_rreg = &soc15_se_cac_rreg;
626         adev->se_cac_wreg = &soc15_se_cac_wreg;
627
628         adev->asic_funcs = &soc15_asic_funcs;
629
630         adev->external_rev_id = 0xFF;
631         switch (adev->asic_type) {
632         case CHIP_VEGA10:
633                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
634                         AMD_CG_SUPPORT_GFX_MGLS |
635                         AMD_CG_SUPPORT_GFX_RLC_LS |
636                         AMD_CG_SUPPORT_GFX_CP_LS |
637                         AMD_CG_SUPPORT_GFX_3D_CGCG |
638                         AMD_CG_SUPPORT_GFX_3D_CGLS |
639                         AMD_CG_SUPPORT_GFX_CGCG |
640                         AMD_CG_SUPPORT_GFX_CGLS |
641                         AMD_CG_SUPPORT_BIF_MGCG |
642                         AMD_CG_SUPPORT_BIF_LS |
643                         AMD_CG_SUPPORT_HDP_LS |
644                         AMD_CG_SUPPORT_DRM_MGCG |
645                         AMD_CG_SUPPORT_DRM_LS |
646                         AMD_CG_SUPPORT_ROM_MGCG |
647                         AMD_CG_SUPPORT_DF_MGCG |
648                         AMD_CG_SUPPORT_SDMA_MGCG |
649                         AMD_CG_SUPPORT_SDMA_LS |
650                         AMD_CG_SUPPORT_MC_MGCG |
651                         AMD_CG_SUPPORT_MC_LS;
652                 adev->pg_flags = 0;
653                 adev->external_rev_id = 0x1;
654                 break;
655         case CHIP_VEGA12:
656                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
657                         AMD_CG_SUPPORT_GFX_MGLS |
658                         AMD_CG_SUPPORT_GFX_CGCG |
659                         AMD_CG_SUPPORT_GFX_CGLS |
660                         AMD_CG_SUPPORT_GFX_3D_CGCG |
661                         AMD_CG_SUPPORT_GFX_3D_CGLS |
662                         AMD_CG_SUPPORT_GFX_CP_LS |
663                         AMD_CG_SUPPORT_MC_LS |
664                         AMD_CG_SUPPORT_MC_MGCG |
665                         AMD_CG_SUPPORT_SDMA_MGCG |
666                         AMD_CG_SUPPORT_SDMA_LS |
667                         AMD_CG_SUPPORT_BIF_MGCG |
668                         AMD_CG_SUPPORT_BIF_LS |
669                         AMD_CG_SUPPORT_HDP_MGCG |
670                         AMD_CG_SUPPORT_HDP_LS |
671                         AMD_CG_SUPPORT_ROM_MGCG |
672                         AMD_CG_SUPPORT_VCE_MGCG |
673                         AMD_CG_SUPPORT_UVD_MGCG;
674                 adev->pg_flags = 0;
675                 adev->external_rev_id = adev->rev_id + 0x14;
676                 break;
677         case CHIP_VEGA20:
678                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
679                         AMD_CG_SUPPORT_GFX_MGLS |
680                         AMD_CG_SUPPORT_GFX_CGCG |
681                         AMD_CG_SUPPORT_GFX_CGLS |
682                         AMD_CG_SUPPORT_GFX_3D_CGCG |
683                         AMD_CG_SUPPORT_GFX_3D_CGLS |
684                         AMD_CG_SUPPORT_GFX_CP_LS |
685                         AMD_CG_SUPPORT_MC_LS |
686                         AMD_CG_SUPPORT_MC_MGCG |
687                         AMD_CG_SUPPORT_SDMA_MGCG |
688                         AMD_CG_SUPPORT_SDMA_LS |
689                         AMD_CG_SUPPORT_BIF_MGCG |
690                         AMD_CG_SUPPORT_BIF_LS |
691                         AMD_CG_SUPPORT_HDP_MGCG |
692                         AMD_CG_SUPPORT_HDP_LS |
693                         AMD_CG_SUPPORT_ROM_MGCG |
694                         AMD_CG_SUPPORT_VCE_MGCG |
695                         AMD_CG_SUPPORT_UVD_MGCG;
696                 adev->pg_flags = 0;
697                 adev->external_rev_id = adev->rev_id + 0x28;
698                 break;
699         case CHIP_RAVEN:
700                 if (adev->rev_id >= 0x8)
701                         adev->external_rev_id = adev->rev_id + 0x81;
702                 else if (adev->pdev->device == 0x15d8)
703                         adev->external_rev_id = adev->rev_id + 0x41;
704                 else
705                         adev->external_rev_id = 0x1;
706
707                 if (adev->rev_id >= 0x8) {
708                         adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
709                                 AMD_CG_SUPPORT_GFX_MGLS |
710                                 AMD_CG_SUPPORT_GFX_CP_LS |
711                                 AMD_CG_SUPPORT_GFX_3D_CGCG |
712                                 AMD_CG_SUPPORT_GFX_3D_CGLS |
713                                 AMD_CG_SUPPORT_GFX_CGCG |
714                                 AMD_CG_SUPPORT_GFX_CGLS |
715                                 AMD_CG_SUPPORT_BIF_LS |
716                                 AMD_CG_SUPPORT_HDP_LS |
717                                 AMD_CG_SUPPORT_ROM_MGCG |
718                                 AMD_CG_SUPPORT_MC_MGCG |
719                                 AMD_CG_SUPPORT_MC_LS |
720                                 AMD_CG_SUPPORT_SDMA_MGCG |
721                                 AMD_CG_SUPPORT_SDMA_LS |
722                                 AMD_CG_SUPPORT_VCN_MGCG;
723
724                         adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
725                 } else if (adev->pdev->device == 0x15d8) {
726                         adev->cg_flags = AMD_CG_SUPPORT_GFX_MGLS |
727                                 AMD_CG_SUPPORT_GFX_CP_LS |
728                                 AMD_CG_SUPPORT_GFX_3D_CGCG |
729                                 AMD_CG_SUPPORT_GFX_3D_CGLS |
730                                 AMD_CG_SUPPORT_GFX_CGCG |
731                                 AMD_CG_SUPPORT_GFX_CGLS |
732                                 AMD_CG_SUPPORT_BIF_LS |
733                                 AMD_CG_SUPPORT_HDP_LS |
734                                 AMD_CG_SUPPORT_ROM_MGCG |
735                                 AMD_CG_SUPPORT_MC_MGCG |
736                                 AMD_CG_SUPPORT_MC_LS |
737                                 AMD_CG_SUPPORT_SDMA_MGCG |
738                                 AMD_CG_SUPPORT_SDMA_LS;
739
740                         adev->pg_flags = AMD_PG_SUPPORT_SDMA |
741                                 AMD_PG_SUPPORT_MMHUB |
742                                 AMD_PG_SUPPORT_VCN |
743                                 AMD_PG_SUPPORT_VCN_DPG;
744                 } else {
745                         adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
746                                 AMD_CG_SUPPORT_GFX_MGLS |
747                                 AMD_CG_SUPPORT_GFX_RLC_LS |
748                                 AMD_CG_SUPPORT_GFX_CP_LS |
749                                 AMD_CG_SUPPORT_GFX_3D_CGCG |
750                                 AMD_CG_SUPPORT_GFX_3D_CGLS |
751                                 AMD_CG_SUPPORT_GFX_CGCG |
752                                 AMD_CG_SUPPORT_GFX_CGLS |
753                                 AMD_CG_SUPPORT_BIF_MGCG |
754                                 AMD_CG_SUPPORT_BIF_LS |
755                                 AMD_CG_SUPPORT_HDP_MGCG |
756                                 AMD_CG_SUPPORT_HDP_LS |
757                                 AMD_CG_SUPPORT_DRM_MGCG |
758                                 AMD_CG_SUPPORT_DRM_LS |
759                                 AMD_CG_SUPPORT_ROM_MGCG |
760                                 AMD_CG_SUPPORT_MC_MGCG |
761                                 AMD_CG_SUPPORT_MC_LS |
762                                 AMD_CG_SUPPORT_SDMA_MGCG |
763                                 AMD_CG_SUPPORT_SDMA_LS |
764                                 AMD_CG_SUPPORT_VCN_MGCG;
765
766                         adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
767                 }
768
769                 if (adev->powerplay.pp_feature & PP_GFXOFF_MASK)
770                         adev->pg_flags |= AMD_PG_SUPPORT_GFX_PG |
771                                 AMD_PG_SUPPORT_CP |
772                                 AMD_PG_SUPPORT_RLC_SMU_HS;
773                 break;
774         default:
775                 /* FIXME: not supported yet */
776                 return -EINVAL;
777         }
778
779         if (amdgpu_sriov_vf(adev)) {
780                 amdgpu_virt_init_setting(adev);
781                 xgpu_ai_mailbox_set_irq_funcs(adev);
782         }
783
784         return 0;
785 }
786
787 static int soc15_common_late_init(void *handle)
788 {
789         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
790
791         if (amdgpu_sriov_vf(adev))
792                 xgpu_ai_mailbox_get_irq(adev);
793
794         return 0;
795 }
796
797 static int soc15_common_sw_init(void *handle)
798 {
799         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
800
801         if (amdgpu_sriov_vf(adev))
802                 xgpu_ai_mailbox_add_irq_id(adev);
803
804         return 0;
805 }
806
807 static int soc15_common_sw_fini(void *handle)
808 {
809         return 0;
810 }
811
812 static int soc15_common_hw_init(void *handle)
813 {
814         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
815
816         /* enable pcie gen2/3 link */
817         soc15_pcie_gen3_enable(adev);
818         /* enable aspm */
819         soc15_program_aspm(adev);
820         /* setup nbio registers */
821         adev->nbio_funcs->init_registers(adev);
822         /* enable the doorbell aperture */
823         soc15_enable_doorbell_aperture(adev, true);
824
825         return 0;
826 }
827
828 static int soc15_common_hw_fini(void *handle)
829 {
830         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
831
832         /* disable the doorbell aperture */
833         soc15_enable_doorbell_aperture(adev, false);
834         if (amdgpu_sriov_vf(adev))
835                 xgpu_ai_mailbox_put_irq(adev);
836
837         return 0;
838 }
839
840 static int soc15_common_suspend(void *handle)
841 {
842         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
843
844         return soc15_common_hw_fini(adev);
845 }
846
847 static int soc15_common_resume(void *handle)
848 {
849         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
850
851         return soc15_common_hw_init(adev);
852 }
853
854 static bool soc15_common_is_idle(void *handle)
855 {
856         return true;
857 }
858
859 static int soc15_common_wait_for_idle(void *handle)
860 {
861         return 0;
862 }
863
864 static int soc15_common_soft_reset(void *handle)
865 {
866         return 0;
867 }
868
869 static void soc15_update_hdp_light_sleep(struct amdgpu_device *adev, bool enable)
870 {
871         uint32_t def, data;
872
873         def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS));
874
875         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
876                 data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
877         else
878                 data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
879
880         if (def != data)
881                 WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS), data);
882 }
883
884 static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable)
885 {
886         uint32_t def, data;
887
888         def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
889
890         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG))
891                 data &= ~(0x01000000 |
892                           0x02000000 |
893                           0x04000000 |
894                           0x08000000 |
895                           0x10000000 |
896                           0x20000000 |
897                           0x40000000 |
898                           0x80000000);
899         else
900                 data |= (0x01000000 |
901                          0x02000000 |
902                          0x04000000 |
903                          0x08000000 |
904                          0x10000000 |
905                          0x20000000 |
906                          0x40000000 |
907                          0x80000000);
908
909         if (def != data)
910                 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data);
911 }
912
913 static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable)
914 {
915         uint32_t def, data;
916
917         def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
918
919         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
920                 data |= 1;
921         else
922                 data &= ~1;
923
924         if (def != data)
925                 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data);
926 }
927
928 static void soc15_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
929                                                        bool enable)
930 {
931         uint32_t def, data;
932
933         def = data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0));
934
935         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
936                 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
937                         CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
938         else
939                 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
940                         CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
941
942         if (def != data)
943                 WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0), data);
944 }
945
946 static int soc15_common_set_clockgating_state(void *handle,
947                                             enum amd_clockgating_state state)
948 {
949         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
950
951         if (amdgpu_sriov_vf(adev))
952                 return 0;
953
954         switch (adev->asic_type) {
955         case CHIP_VEGA10:
956         case CHIP_VEGA12:
957         case CHIP_VEGA20:
958                 adev->nbio_funcs->update_medium_grain_clock_gating(adev,
959                                 state == AMD_CG_STATE_GATE ? true : false);
960                 adev->nbio_funcs->update_medium_grain_light_sleep(adev,
961                                 state == AMD_CG_STATE_GATE ? true : false);
962                 soc15_update_hdp_light_sleep(adev,
963                                 state == AMD_CG_STATE_GATE ? true : false);
964                 soc15_update_drm_clock_gating(adev,
965                                 state == AMD_CG_STATE_GATE ? true : false);
966                 soc15_update_drm_light_sleep(adev,
967                                 state == AMD_CG_STATE_GATE ? true : false);
968                 soc15_update_rom_medium_grain_clock_gating(adev,
969                                 state == AMD_CG_STATE_GATE ? true : false);
970                 adev->df_funcs->update_medium_grain_clock_gating(adev,
971                                 state == AMD_CG_STATE_GATE ? true : false);
972                 break;
973         case CHIP_RAVEN:
974                 adev->nbio_funcs->update_medium_grain_clock_gating(adev,
975                                 state == AMD_CG_STATE_GATE ? true : false);
976                 adev->nbio_funcs->update_medium_grain_light_sleep(adev,
977                                 state == AMD_CG_STATE_GATE ? true : false);
978                 soc15_update_hdp_light_sleep(adev,
979                                 state == AMD_CG_STATE_GATE ? true : false);
980                 soc15_update_drm_clock_gating(adev,
981                                 state == AMD_CG_STATE_GATE ? true : false);
982                 soc15_update_drm_light_sleep(adev,
983                                 state == AMD_CG_STATE_GATE ? true : false);
984                 soc15_update_rom_medium_grain_clock_gating(adev,
985                                 state == AMD_CG_STATE_GATE ? true : false);
986                 break;
987         default:
988                 break;
989         }
990         return 0;
991 }
992
993 static void soc15_common_get_clockgating_state(void *handle, u32 *flags)
994 {
995         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
996         int data;
997
998         if (amdgpu_sriov_vf(adev))
999                 *flags = 0;
1000
1001         adev->nbio_funcs->get_clockgating_state(adev, flags);
1002
1003         /* AMD_CG_SUPPORT_HDP_LS */
1004         data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS));
1005         if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
1006                 *flags |= AMD_CG_SUPPORT_HDP_LS;
1007
1008         /* AMD_CG_SUPPORT_DRM_MGCG */
1009         data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1010         if (!(data & 0x01000000))
1011                 *flags |= AMD_CG_SUPPORT_DRM_MGCG;
1012
1013         /* AMD_CG_SUPPORT_DRM_LS */
1014         data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1015         if (data & 0x1)
1016                 *flags |= AMD_CG_SUPPORT_DRM_LS;
1017
1018         /* AMD_CG_SUPPORT_ROM_MGCG */
1019         data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0));
1020         if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))
1021                 *flags |= AMD_CG_SUPPORT_ROM_MGCG;
1022
1023         adev->df_funcs->get_clockgating_state(adev, flags);
1024 }
1025
1026 static int soc15_common_set_powergating_state(void *handle,
1027                                             enum amd_powergating_state state)
1028 {
1029         /* todo */
1030         return 0;
1031 }
1032
1033 const struct amd_ip_funcs soc15_common_ip_funcs = {
1034         .name = "soc15_common",
1035         .early_init = soc15_common_early_init,
1036         .late_init = soc15_common_late_init,
1037         .sw_init = soc15_common_sw_init,
1038         .sw_fini = soc15_common_sw_fini,
1039         .hw_init = soc15_common_hw_init,
1040         .hw_fini = soc15_common_hw_fini,
1041         .suspend = soc15_common_suspend,
1042         .resume = soc15_common_resume,
1043         .is_idle = soc15_common_is_idle,
1044         .wait_for_idle = soc15_common_wait_for_idle,
1045         .soft_reset = soc15_common_soft_reset,
1046         .set_clockgating_state = soc15_common_set_clockgating_state,
1047         .set_powergating_state = soc15_common_set_powergating_state,
1048         .get_clockgating_state= soc15_common_get_clockgating_state,
1049 };