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1 /*
2  * Copyright 2014 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/slab.h>
24 #include "drmP.h"
25 #include "amdgpu.h"
26 #include "amdgpu_atombios.h"
27 #include "amdgpu_ih.h"
28 #include "amdgpu_uvd.h"
29 #include "amdgpu_vce.h"
30 #include "amdgpu_ucode.h"
31 #include "atom.h"
32 #include "amd_pcie.h"
33
34 #include "gmc/gmc_8_1_d.h"
35 #include "gmc/gmc_8_1_sh_mask.h"
36
37 #include "oss/oss_3_0_d.h"
38 #include "oss/oss_3_0_sh_mask.h"
39
40 #include "bif/bif_5_0_d.h"
41 #include "bif/bif_5_0_sh_mask.h"
42
43 #include "gca/gfx_8_0_d.h"
44 #include "gca/gfx_8_0_sh_mask.h"
45
46 #include "smu/smu_7_1_1_d.h"
47 #include "smu/smu_7_1_1_sh_mask.h"
48
49 #include "uvd/uvd_5_0_d.h"
50 #include "uvd/uvd_5_0_sh_mask.h"
51
52 #include "vce/vce_3_0_d.h"
53 #include "vce/vce_3_0_sh_mask.h"
54
55 #include "dce/dce_10_0_d.h"
56 #include "dce/dce_10_0_sh_mask.h"
57
58 #include "vid.h"
59 #include "vi.h"
60 #include "vi_dpm.h"
61 #include "gmc_v8_0.h"
62 #include "gmc_v7_0.h"
63 #include "gfx_v8_0.h"
64 #include "sdma_v2_4.h"
65 #include "sdma_v3_0.h"
66 #include "dce_v10_0.h"
67 #include "dce_v11_0.h"
68 #include "iceland_ih.h"
69 #include "tonga_ih.h"
70 #include "cz_ih.h"
71 #include "uvd_v5_0.h"
72 #include "uvd_v6_0.h"
73 #include "vce_v3_0.h"
74 #include "amdgpu_powerplay.h"
75 #if defined(CONFIG_DRM_AMD_ACP)
76 #include "amdgpu_acp.h"
77 #endif
78 #include "dce_virtual.h"
79 #include "mxgpu_vi.h"
80
81 /*
82  * Indirect registers accessor
83  */
84 static u32 vi_pcie_rreg(struct amdgpu_device *adev, u32 reg)
85 {
86         unsigned long flags;
87         u32 r;
88
89         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
90         WREG32(mmPCIE_INDEX, reg);
91         (void)RREG32(mmPCIE_INDEX);
92         r = RREG32(mmPCIE_DATA);
93         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
94         return r;
95 }
96
97 static void vi_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
98 {
99         unsigned long flags;
100
101         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
102         WREG32(mmPCIE_INDEX, reg);
103         (void)RREG32(mmPCIE_INDEX);
104         WREG32(mmPCIE_DATA, v);
105         (void)RREG32(mmPCIE_DATA);
106         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
107 }
108
109 static u32 vi_smc_rreg(struct amdgpu_device *adev, u32 reg)
110 {
111         unsigned long flags;
112         u32 r;
113
114         spin_lock_irqsave(&adev->smc_idx_lock, flags);
115         WREG32(mmSMC_IND_INDEX_11, (reg));
116         r = RREG32(mmSMC_IND_DATA_11);
117         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
118         return r;
119 }
120
121 static void vi_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
122 {
123         unsigned long flags;
124
125         spin_lock_irqsave(&adev->smc_idx_lock, flags);
126         WREG32(mmSMC_IND_INDEX_11, (reg));
127         WREG32(mmSMC_IND_DATA_11, (v));
128         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
129 }
130
131 /* smu_8_0_d.h */
132 #define mmMP0PUB_IND_INDEX                                                      0x180
133 #define mmMP0PUB_IND_DATA                                                       0x181
134
135 static u32 cz_smc_rreg(struct amdgpu_device *adev, u32 reg)
136 {
137         unsigned long flags;
138         u32 r;
139
140         spin_lock_irqsave(&adev->smc_idx_lock, flags);
141         WREG32(mmMP0PUB_IND_INDEX, (reg));
142         r = RREG32(mmMP0PUB_IND_DATA);
143         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
144         return r;
145 }
146
147 static void cz_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
148 {
149         unsigned long flags;
150
151         spin_lock_irqsave(&adev->smc_idx_lock, flags);
152         WREG32(mmMP0PUB_IND_INDEX, (reg));
153         WREG32(mmMP0PUB_IND_DATA, (v));
154         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
155 }
156
157 static u32 vi_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
158 {
159         unsigned long flags;
160         u32 r;
161
162         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
163         WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
164         r = RREG32(mmUVD_CTX_DATA);
165         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
166         return r;
167 }
168
169 static void vi_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
170 {
171         unsigned long flags;
172
173         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
174         WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
175         WREG32(mmUVD_CTX_DATA, (v));
176         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
177 }
178
179 static u32 vi_didt_rreg(struct amdgpu_device *adev, u32 reg)
180 {
181         unsigned long flags;
182         u32 r;
183
184         spin_lock_irqsave(&adev->didt_idx_lock, flags);
185         WREG32(mmDIDT_IND_INDEX, (reg));
186         r = RREG32(mmDIDT_IND_DATA);
187         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
188         return r;
189 }
190
191 static void vi_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
192 {
193         unsigned long flags;
194
195         spin_lock_irqsave(&adev->didt_idx_lock, flags);
196         WREG32(mmDIDT_IND_INDEX, (reg));
197         WREG32(mmDIDT_IND_DATA, (v));
198         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
199 }
200
201 static u32 vi_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
202 {
203         unsigned long flags;
204         u32 r;
205
206         spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
207         WREG32(mmGC_CAC_IND_INDEX, (reg));
208         r = RREG32(mmGC_CAC_IND_DATA);
209         spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
210         return r;
211 }
212
213 static void vi_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
214 {
215         unsigned long flags;
216
217         spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
218         WREG32(mmGC_CAC_IND_INDEX, (reg));
219         WREG32(mmGC_CAC_IND_DATA, (v));
220         spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
221 }
222
223
224 static const u32 tonga_mgcg_cgcg_init[] =
225 {
226         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
227         mmPCIE_INDEX, 0xffffffff, 0x0140001c,
228         mmPCIE_DATA, 0x000f0000, 0x00000000,
229         mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
230         mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
231         mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
232         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
233 };
234
235 static const u32 fiji_mgcg_cgcg_init[] =
236 {
237         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
238         mmPCIE_INDEX, 0xffffffff, 0x0140001c,
239         mmPCIE_DATA, 0x000f0000, 0x00000000,
240         mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
241         mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
242         mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
243         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
244 };
245
246 static const u32 iceland_mgcg_cgcg_init[] =
247 {
248         mmPCIE_INDEX, 0xffffffff, ixPCIE_CNTL2,
249         mmPCIE_DATA, 0x000f0000, 0x00000000,
250         mmSMC_IND_INDEX_4, 0xffffffff, ixCGTT_ROM_CLK_CTRL0,
251         mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
252         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
253 };
254
255 static const u32 cz_mgcg_cgcg_init[] =
256 {
257         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
258         mmPCIE_INDEX, 0xffffffff, 0x0140001c,
259         mmPCIE_DATA, 0x000f0000, 0x00000000,
260         mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
261         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
262 };
263
264 static const u32 stoney_mgcg_cgcg_init[] =
265 {
266         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00000100,
267         mmHDP_XDP_CGTT_BLK_CTRL, 0xffffffff, 0x00000104,
268         mmHDP_HOST_PATH_CNTL, 0xffffffff, 0x0f000027,
269 };
270
271 static void vi_init_golden_registers(struct amdgpu_device *adev)
272 {
273         /* Some of the registers might be dependent on GRBM_GFX_INDEX */
274         mutex_lock(&adev->grbm_idx_mutex);
275
276         if (amdgpu_sriov_vf(adev)) {
277                 xgpu_vi_init_golden_registers(adev);
278                 mutex_unlock(&adev->grbm_idx_mutex);
279                 return;
280         }
281
282         switch (adev->asic_type) {
283         case CHIP_TOPAZ:
284                 amdgpu_program_register_sequence(adev,
285                                                  iceland_mgcg_cgcg_init,
286                                                  (const u32)ARRAY_SIZE(iceland_mgcg_cgcg_init));
287                 break;
288         case CHIP_FIJI:
289                 amdgpu_program_register_sequence(adev,
290                                                  fiji_mgcg_cgcg_init,
291                                                  (const u32)ARRAY_SIZE(fiji_mgcg_cgcg_init));
292                 break;
293         case CHIP_TONGA:
294                 amdgpu_program_register_sequence(adev,
295                                                  tonga_mgcg_cgcg_init,
296                                                  (const u32)ARRAY_SIZE(tonga_mgcg_cgcg_init));
297                 break;
298         case CHIP_CARRIZO:
299                 amdgpu_program_register_sequence(adev,
300                                                  cz_mgcg_cgcg_init,
301                                                  (const u32)ARRAY_SIZE(cz_mgcg_cgcg_init));
302                 break;
303         case CHIP_STONEY:
304                 amdgpu_program_register_sequence(adev,
305                                                  stoney_mgcg_cgcg_init,
306                                                  (const u32)ARRAY_SIZE(stoney_mgcg_cgcg_init));
307                 break;
308         case CHIP_POLARIS11:
309         case CHIP_POLARIS10:
310         case CHIP_POLARIS12:
311         default:
312                 break;
313         }
314         mutex_unlock(&adev->grbm_idx_mutex);
315 }
316
317 /**
318  * vi_get_xclk - get the xclk
319  *
320  * @adev: amdgpu_device pointer
321  *
322  * Returns the reference clock used by the gfx engine
323  * (VI).
324  */
325 static u32 vi_get_xclk(struct amdgpu_device *adev)
326 {
327         u32 reference_clock = adev->clock.spll.reference_freq;
328         u32 tmp;
329
330         if (adev->flags & AMD_IS_APU)
331                 return reference_clock;
332
333         tmp = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
334         if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL_2, MUX_TCLK_TO_XCLK))
335                 return 1000;
336
337         tmp = RREG32_SMC(ixCG_CLKPIN_CNTL);
338         if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL, XTALIN_DIVIDE))
339                 return reference_clock / 4;
340
341         return reference_clock;
342 }
343
344 /**
345  * vi_srbm_select - select specific register instances
346  *
347  * @adev: amdgpu_device pointer
348  * @me: selected ME (micro engine)
349  * @pipe: pipe
350  * @queue: queue
351  * @vmid: VMID
352  *
353  * Switches the currently active registers instances.  Some
354  * registers are instanced per VMID, others are instanced per
355  * me/pipe/queue combination.
356  */
357 void vi_srbm_select(struct amdgpu_device *adev,
358                      u32 me, u32 pipe, u32 queue, u32 vmid)
359 {
360         u32 srbm_gfx_cntl = 0;
361         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, PIPEID, pipe);
362         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, MEID, me);
363         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, VMID, vmid);
364         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, QUEUEID, queue);
365         WREG32(mmSRBM_GFX_CNTL, srbm_gfx_cntl);
366 }
367
368 static void vi_vga_set_state(struct amdgpu_device *adev, bool state)
369 {
370         /* todo */
371 }
372
373 static bool vi_read_disabled_bios(struct amdgpu_device *adev)
374 {
375         u32 bus_cntl;
376         u32 d1vga_control = 0;
377         u32 d2vga_control = 0;
378         u32 vga_render_control = 0;
379         u32 rom_cntl;
380         bool r;
381
382         bus_cntl = RREG32(mmBUS_CNTL);
383         if (adev->mode_info.num_crtc) {
384                 d1vga_control = RREG32(mmD1VGA_CONTROL);
385                 d2vga_control = RREG32(mmD2VGA_CONTROL);
386                 vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
387         }
388         rom_cntl = RREG32_SMC(ixROM_CNTL);
389
390         /* enable the rom */
391         WREG32(mmBUS_CNTL, (bus_cntl & ~BUS_CNTL__BIOS_ROM_DIS_MASK));
392         if (adev->mode_info.num_crtc) {
393                 /* Disable VGA mode */
394                 WREG32(mmD1VGA_CONTROL,
395                        (d1vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK |
396                                           D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK)));
397                 WREG32(mmD2VGA_CONTROL,
398                        (d2vga_control & ~(D2VGA_CONTROL__D2VGA_MODE_ENABLE_MASK |
399                                           D2VGA_CONTROL__D2VGA_TIMING_SELECT_MASK)));
400                 WREG32(mmVGA_RENDER_CONTROL,
401                        (vga_render_control & ~VGA_RENDER_CONTROL__VGA_VSTATUS_CNTL_MASK));
402         }
403         WREG32_SMC(ixROM_CNTL, rom_cntl | ROM_CNTL__SCK_OVERWRITE_MASK);
404
405         r = amdgpu_read_bios(adev);
406
407         /* restore regs */
408         WREG32(mmBUS_CNTL, bus_cntl);
409         if (adev->mode_info.num_crtc) {
410                 WREG32(mmD1VGA_CONTROL, d1vga_control);
411                 WREG32(mmD2VGA_CONTROL, d2vga_control);
412                 WREG32(mmVGA_RENDER_CONTROL, vga_render_control);
413         }
414         WREG32_SMC(ixROM_CNTL, rom_cntl);
415         return r;
416 }
417
418 static bool vi_read_bios_from_rom(struct amdgpu_device *adev,
419                                   u8 *bios, u32 length_bytes)
420 {
421         u32 *dw_ptr;
422         unsigned long flags;
423         u32 i, length_dw;
424
425         if (bios == NULL)
426                 return false;
427         if (length_bytes == 0)
428                 return false;
429         /* APU vbios image is part of sbios image */
430         if (adev->flags & AMD_IS_APU)
431                 return false;
432
433         dw_ptr = (u32 *)bios;
434         length_dw = ALIGN(length_bytes, 4) / 4;
435         /* take the smc lock since we are using the smc index */
436         spin_lock_irqsave(&adev->smc_idx_lock, flags);
437         /* set rom index to 0 */
438         WREG32(mmSMC_IND_INDEX_11, ixROM_INDEX);
439         WREG32(mmSMC_IND_DATA_11, 0);
440         /* set index to data for continous read */
441         WREG32(mmSMC_IND_INDEX_11, ixROM_DATA);
442         for (i = 0; i < length_dw; i++)
443                 dw_ptr[i] = RREG32(mmSMC_IND_DATA_11);
444         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
445
446         return true;
447 }
448
449 static void vi_detect_hw_virtualization(struct amdgpu_device *adev)
450 {
451         uint32_t reg = RREG32(mmBIF_IOV_FUNC_IDENTIFIER);
452         /* bit0: 0 means pf and 1 means vf */
453         /* bit31: 0 means disable IOV and 1 means enable */
454         if (reg & 1)
455                 adev->virt.caps |= AMDGPU_SRIOV_CAPS_IS_VF;
456
457         if (reg & 0x80000000)
458                 adev->virt.caps |= AMDGPU_SRIOV_CAPS_ENABLE_IOV;
459
460         if (reg == 0) {
461                 if (is_virtual_machine()) /* passthrough mode exclus sr-iov mode */
462                         adev->virt.caps |= AMDGPU_PASSTHROUGH_MODE;
463         }
464 }
465
466 static const struct amdgpu_allowed_register_entry tonga_allowed_read_registers[] = {
467         {mmGB_MACROTILE_MODE7, true},
468 };
469
470 static const struct amdgpu_allowed_register_entry cz_allowed_read_registers[] = {
471         {mmGB_TILE_MODE7, true},
472         {mmGB_TILE_MODE12, true},
473         {mmGB_TILE_MODE17, true},
474         {mmGB_TILE_MODE23, true},
475         {mmGB_MACROTILE_MODE7, true},
476 };
477
478 static const struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {
479         {mmGRBM_STATUS, false},
480         {mmGRBM_STATUS2, false},
481         {mmGRBM_STATUS_SE0, false},
482         {mmGRBM_STATUS_SE1, false},
483         {mmGRBM_STATUS_SE2, false},
484         {mmGRBM_STATUS_SE3, false},
485         {mmSRBM_STATUS, false},
486         {mmSRBM_STATUS2, false},
487         {mmSRBM_STATUS3, false},
488         {mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET, false},
489         {mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET, false},
490         {mmCP_STAT, false},
491         {mmCP_STALLED_STAT1, false},
492         {mmCP_STALLED_STAT2, false},
493         {mmCP_STALLED_STAT3, false},
494         {mmCP_CPF_BUSY_STAT, false},
495         {mmCP_CPF_STALLED_STAT1, false},
496         {mmCP_CPF_STATUS, false},
497         {mmCP_CPC_BUSY_STAT, false},
498         {mmCP_CPC_STALLED_STAT1, false},
499         {mmCP_CPC_STATUS, false},
500         {mmGB_ADDR_CONFIG, false},
501         {mmMC_ARB_RAMCFG, false},
502         {mmGB_TILE_MODE0, false},
503         {mmGB_TILE_MODE1, false},
504         {mmGB_TILE_MODE2, false},
505         {mmGB_TILE_MODE3, false},
506         {mmGB_TILE_MODE4, false},
507         {mmGB_TILE_MODE5, false},
508         {mmGB_TILE_MODE6, false},
509         {mmGB_TILE_MODE7, false},
510         {mmGB_TILE_MODE8, false},
511         {mmGB_TILE_MODE9, false},
512         {mmGB_TILE_MODE10, false},
513         {mmGB_TILE_MODE11, false},
514         {mmGB_TILE_MODE12, false},
515         {mmGB_TILE_MODE13, false},
516         {mmGB_TILE_MODE14, false},
517         {mmGB_TILE_MODE15, false},
518         {mmGB_TILE_MODE16, false},
519         {mmGB_TILE_MODE17, false},
520         {mmGB_TILE_MODE18, false},
521         {mmGB_TILE_MODE19, false},
522         {mmGB_TILE_MODE20, false},
523         {mmGB_TILE_MODE21, false},
524         {mmGB_TILE_MODE22, false},
525         {mmGB_TILE_MODE23, false},
526         {mmGB_TILE_MODE24, false},
527         {mmGB_TILE_MODE25, false},
528         {mmGB_TILE_MODE26, false},
529         {mmGB_TILE_MODE27, false},
530         {mmGB_TILE_MODE28, false},
531         {mmGB_TILE_MODE29, false},
532         {mmGB_TILE_MODE30, false},
533         {mmGB_TILE_MODE31, false},
534         {mmGB_MACROTILE_MODE0, false},
535         {mmGB_MACROTILE_MODE1, false},
536         {mmGB_MACROTILE_MODE2, false},
537         {mmGB_MACROTILE_MODE3, false},
538         {mmGB_MACROTILE_MODE4, false},
539         {mmGB_MACROTILE_MODE5, false},
540         {mmGB_MACROTILE_MODE6, false},
541         {mmGB_MACROTILE_MODE7, false},
542         {mmGB_MACROTILE_MODE8, false},
543         {mmGB_MACROTILE_MODE9, false},
544         {mmGB_MACROTILE_MODE10, false},
545         {mmGB_MACROTILE_MODE11, false},
546         {mmGB_MACROTILE_MODE12, false},
547         {mmGB_MACROTILE_MODE13, false},
548         {mmGB_MACROTILE_MODE14, false},
549         {mmGB_MACROTILE_MODE15, false},
550         {mmCC_RB_BACKEND_DISABLE, false, true},
551         {mmGC_USER_RB_BACKEND_DISABLE, false, true},
552         {mmGB_BACKEND_MAP, false, false},
553         {mmPA_SC_RASTER_CONFIG, false, true},
554         {mmPA_SC_RASTER_CONFIG_1, false, true},
555 };
556
557 static uint32_t vi_get_register_value(struct amdgpu_device *adev,
558                                       bool indexed, u32 se_num,
559                                       u32 sh_num, u32 reg_offset)
560 {
561         if (indexed) {
562                 uint32_t val;
563                 unsigned se_idx = (se_num == 0xffffffff) ? 0 : se_num;
564                 unsigned sh_idx = (sh_num == 0xffffffff) ? 0 : sh_num;
565
566                 switch (reg_offset) {
567                 case mmCC_RB_BACKEND_DISABLE:
568                         return adev->gfx.config.rb_config[se_idx][sh_idx].rb_backend_disable;
569                 case mmGC_USER_RB_BACKEND_DISABLE:
570                         return adev->gfx.config.rb_config[se_idx][sh_idx].user_rb_backend_disable;
571                 case mmPA_SC_RASTER_CONFIG:
572                         return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config;
573                 case mmPA_SC_RASTER_CONFIG_1:
574                         return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config_1;
575                 }
576
577                 mutex_lock(&adev->grbm_idx_mutex);
578                 if (se_num != 0xffffffff || sh_num != 0xffffffff)
579                         amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
580
581                 val = RREG32(reg_offset);
582
583                 if (se_num != 0xffffffff || sh_num != 0xffffffff)
584                         amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
585                 mutex_unlock(&adev->grbm_idx_mutex);
586                 return val;
587         } else {
588                 unsigned idx;
589
590                 switch (reg_offset) {
591                 case mmGB_ADDR_CONFIG:
592                         return adev->gfx.config.gb_addr_config;
593                 case mmMC_ARB_RAMCFG:
594                         return adev->gfx.config.mc_arb_ramcfg;
595                 case mmGB_TILE_MODE0:
596                 case mmGB_TILE_MODE1:
597                 case mmGB_TILE_MODE2:
598                 case mmGB_TILE_MODE3:
599                 case mmGB_TILE_MODE4:
600                 case mmGB_TILE_MODE5:
601                 case mmGB_TILE_MODE6:
602                 case mmGB_TILE_MODE7:
603                 case mmGB_TILE_MODE8:
604                 case mmGB_TILE_MODE9:
605                 case mmGB_TILE_MODE10:
606                 case mmGB_TILE_MODE11:
607                 case mmGB_TILE_MODE12:
608                 case mmGB_TILE_MODE13:
609                 case mmGB_TILE_MODE14:
610                 case mmGB_TILE_MODE15:
611                 case mmGB_TILE_MODE16:
612                 case mmGB_TILE_MODE17:
613                 case mmGB_TILE_MODE18:
614                 case mmGB_TILE_MODE19:
615                 case mmGB_TILE_MODE20:
616                 case mmGB_TILE_MODE21:
617                 case mmGB_TILE_MODE22:
618                 case mmGB_TILE_MODE23:
619                 case mmGB_TILE_MODE24:
620                 case mmGB_TILE_MODE25:
621                 case mmGB_TILE_MODE26:
622                 case mmGB_TILE_MODE27:
623                 case mmGB_TILE_MODE28:
624                 case mmGB_TILE_MODE29:
625                 case mmGB_TILE_MODE30:
626                 case mmGB_TILE_MODE31:
627                         idx = (reg_offset - mmGB_TILE_MODE0);
628                         return adev->gfx.config.tile_mode_array[idx];
629                 case mmGB_MACROTILE_MODE0:
630                 case mmGB_MACROTILE_MODE1:
631                 case mmGB_MACROTILE_MODE2:
632                 case mmGB_MACROTILE_MODE3:
633                 case mmGB_MACROTILE_MODE4:
634                 case mmGB_MACROTILE_MODE5:
635                 case mmGB_MACROTILE_MODE6:
636                 case mmGB_MACROTILE_MODE7:
637                 case mmGB_MACROTILE_MODE8:
638                 case mmGB_MACROTILE_MODE9:
639                 case mmGB_MACROTILE_MODE10:
640                 case mmGB_MACROTILE_MODE11:
641                 case mmGB_MACROTILE_MODE12:
642                 case mmGB_MACROTILE_MODE13:
643                 case mmGB_MACROTILE_MODE14:
644                 case mmGB_MACROTILE_MODE15:
645                         idx = (reg_offset - mmGB_MACROTILE_MODE0);
646                         return adev->gfx.config.macrotile_mode_array[idx];
647                 default:
648                         return RREG32(reg_offset);
649                 }
650         }
651 }
652
653 static int vi_read_register(struct amdgpu_device *adev, u32 se_num,
654                             u32 sh_num, u32 reg_offset, u32 *value)
655 {
656         const struct amdgpu_allowed_register_entry *asic_register_table = NULL;
657         const struct amdgpu_allowed_register_entry *asic_register_entry;
658         uint32_t size, i;
659
660         *value = 0;
661         switch (adev->asic_type) {
662         case CHIP_TOPAZ:
663                 asic_register_table = tonga_allowed_read_registers;
664                 size = ARRAY_SIZE(tonga_allowed_read_registers);
665                 break;
666         case CHIP_FIJI:
667         case CHIP_TONGA:
668         case CHIP_POLARIS11:
669         case CHIP_POLARIS10:
670         case CHIP_POLARIS12:
671         case CHIP_CARRIZO:
672         case CHIP_STONEY:
673                 asic_register_table = cz_allowed_read_registers;
674                 size = ARRAY_SIZE(cz_allowed_read_registers);
675                 break;
676         default:
677                 return -EINVAL;
678         }
679
680         if (asic_register_table) {
681                 for (i = 0; i < size; i++) {
682                         asic_register_entry = asic_register_table + i;
683                         if (reg_offset != asic_register_entry->reg_offset)
684                                 continue;
685                         if (!asic_register_entry->untouched)
686                                 *value = vi_get_register_value(adev,
687                                                                asic_register_entry->grbm_indexed,
688                                                                se_num, sh_num, reg_offset);
689                         return 0;
690                 }
691         }
692
693         for (i = 0; i < ARRAY_SIZE(vi_allowed_read_registers); i++) {
694                 if (reg_offset != vi_allowed_read_registers[i].reg_offset)
695                         continue;
696
697                 if (!vi_allowed_read_registers[i].untouched)
698                         *value = vi_get_register_value(adev,
699                                                        vi_allowed_read_registers[i].grbm_indexed,
700                                                        se_num, sh_num, reg_offset);
701                 return 0;
702         }
703         return -EINVAL;
704 }
705
706 static int vi_gpu_pci_config_reset(struct amdgpu_device *adev)
707 {
708         u32 i;
709
710         dev_info(adev->dev, "GPU pci config reset\n");
711
712         /* disable BM */
713         pci_clear_master(adev->pdev);
714         /* reset */
715         amdgpu_pci_config_reset(adev);
716
717         udelay(100);
718
719         /* wait for asic to come out of reset */
720         for (i = 0; i < adev->usec_timeout; i++) {
721                 if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff) {
722                         /* enable BM */
723                         pci_set_master(adev->pdev);
724                         adev->has_hw_reset = true;
725                         return 0;
726                 }
727                 udelay(1);
728         }
729         return -EINVAL;
730 }
731
732 /**
733  * vi_asic_reset - soft reset GPU
734  *
735  * @adev: amdgpu_device pointer
736  *
737  * Look up which blocks are hung and attempt
738  * to reset them.
739  * Returns 0 for success.
740  */
741 static int vi_asic_reset(struct amdgpu_device *adev)
742 {
743         int r;
744
745         amdgpu_atombios_scratch_regs_engine_hung(adev, true);
746
747         r = vi_gpu_pci_config_reset(adev);
748
749         amdgpu_atombios_scratch_regs_engine_hung(adev, false);
750
751         return r;
752 }
753
754 static int vi_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
755                         u32 cntl_reg, u32 status_reg)
756 {
757         int r, i;
758         struct atom_clock_dividers dividers;
759         uint32_t tmp;
760
761         r = amdgpu_atombios_get_clock_dividers(adev,
762                                                COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
763                                                clock, false, &dividers);
764         if (r)
765                 return r;
766
767         tmp = RREG32_SMC(cntl_reg);
768         tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
769                 CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
770         tmp |= dividers.post_divider;
771         WREG32_SMC(cntl_reg, tmp);
772
773         for (i = 0; i < 100; i++) {
774                 if (RREG32_SMC(status_reg) & CG_DCLK_STATUS__DCLK_STATUS_MASK)
775                         break;
776                 mdelay(10);
777         }
778         if (i == 100)
779                 return -ETIMEDOUT;
780
781         return 0;
782 }
783
784 static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
785 {
786         int r;
787
788         r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
789         if (r)
790                 return r;
791
792         r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
793
794         return 0;
795 }
796
797 static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
798 {
799         int r, i;
800         struct atom_clock_dividers dividers;
801         u32 tmp;
802
803         r = amdgpu_atombios_get_clock_dividers(adev,
804                                                COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
805                                                ecclk, false, &dividers);
806         if (r)
807                 return r;
808
809         for (i = 0; i < 100; i++) {
810                 if (RREG32_SMC(ixCG_ECLK_STATUS) & CG_ECLK_STATUS__ECLK_STATUS_MASK)
811                         break;
812                 mdelay(10);
813         }
814         if (i == 100)
815                 return -ETIMEDOUT;
816
817         tmp = RREG32_SMC(ixCG_ECLK_CNTL);
818         tmp &= ~(CG_ECLK_CNTL__ECLK_DIR_CNTL_EN_MASK |
819                 CG_ECLK_CNTL__ECLK_DIVIDER_MASK);
820         tmp |= dividers.post_divider;
821         WREG32_SMC(ixCG_ECLK_CNTL, tmp);
822
823         for (i = 0; i < 100; i++) {
824                 if (RREG32_SMC(ixCG_ECLK_STATUS) & CG_ECLK_STATUS__ECLK_STATUS_MASK)
825                         break;
826                 mdelay(10);
827         }
828         if (i == 100)
829                 return -ETIMEDOUT;
830
831         return 0;
832 }
833
834 static void vi_pcie_gen3_enable(struct amdgpu_device *adev)
835 {
836         if (pci_is_root_bus(adev->pdev->bus))
837                 return;
838
839         if (amdgpu_pcie_gen2 == 0)
840                 return;
841
842         if (adev->flags & AMD_IS_APU)
843                 return;
844
845         if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
846                                         CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
847                 return;
848
849         /* todo */
850 }
851
852 static void vi_program_aspm(struct amdgpu_device *adev)
853 {
854
855         if (amdgpu_aspm == 0)
856                 return;
857
858         /* todo */
859 }
860
861 static void vi_enable_doorbell_aperture(struct amdgpu_device *adev,
862                                         bool enable)
863 {
864         u32 tmp;
865
866         /* not necessary on CZ */
867         if (adev->flags & AMD_IS_APU)
868                 return;
869
870         tmp = RREG32(mmBIF_DOORBELL_APER_EN);
871         if (enable)
872                 tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 1);
873         else
874                 tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 0);
875
876         WREG32(mmBIF_DOORBELL_APER_EN, tmp);
877 }
878
879 #define ATI_REV_ID_FUSE_MACRO__ADDRESS      0xC0014044
880 #define ATI_REV_ID_FUSE_MACRO__SHIFT        9
881 #define ATI_REV_ID_FUSE_MACRO__MASK         0x00001E00
882
883 static uint32_t vi_get_rev_id(struct amdgpu_device *adev)
884 {
885         if (adev->flags & AMD_IS_APU)
886                 return (RREG32_SMC(ATI_REV_ID_FUSE_MACRO__ADDRESS) & ATI_REV_ID_FUSE_MACRO__MASK)
887                         >> ATI_REV_ID_FUSE_MACRO__SHIFT;
888         else
889                 return (RREG32(mmPCIE_EFUSE4) & PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID_MASK)
890                         >> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT;
891 }
892
893 static const struct amdgpu_asic_funcs vi_asic_funcs =
894 {
895         .read_disabled_bios = &vi_read_disabled_bios,
896         .read_bios_from_rom = &vi_read_bios_from_rom,
897         .read_register = &vi_read_register,
898         .reset = &vi_asic_reset,
899         .set_vga_state = &vi_vga_set_state,
900         .get_xclk = &vi_get_xclk,
901         .set_uvd_clocks = &vi_set_uvd_clocks,
902         .set_vce_clocks = &vi_set_vce_clocks,
903 };
904
905 static int vi_common_early_init(void *handle)
906 {
907         bool smc_enabled = false;
908         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
909
910         if (adev->flags & AMD_IS_APU) {
911                 adev->smc_rreg = &cz_smc_rreg;
912                 adev->smc_wreg = &cz_smc_wreg;
913         } else {
914                 adev->smc_rreg = &vi_smc_rreg;
915                 adev->smc_wreg = &vi_smc_wreg;
916         }
917         adev->pcie_rreg = &vi_pcie_rreg;
918         adev->pcie_wreg = &vi_pcie_wreg;
919         adev->uvd_ctx_rreg = &vi_uvd_ctx_rreg;
920         adev->uvd_ctx_wreg = &vi_uvd_ctx_wreg;
921         adev->didt_rreg = &vi_didt_rreg;
922         adev->didt_wreg = &vi_didt_wreg;
923         adev->gc_cac_rreg = &vi_gc_cac_rreg;
924         adev->gc_cac_wreg = &vi_gc_cac_wreg;
925
926         adev->asic_funcs = &vi_asic_funcs;
927
928         if (amdgpu_get_ip_block(adev, AMD_IP_BLOCK_TYPE_SMC) &&
929                 (amdgpu_ip_block_mask & (1 << AMD_IP_BLOCK_TYPE_SMC)))
930                 smc_enabled = true;
931
932         if (amdgpu_sriov_vf(adev)) {
933                 amdgpu_virt_init_setting(adev);
934                 xgpu_vi_mailbox_set_irq_funcs(adev);
935         }
936
937         adev->rev_id = vi_get_rev_id(adev);
938         adev->external_rev_id = 0xFF;
939         switch (adev->asic_type) {
940         case CHIP_TOPAZ:
941                 adev->cg_flags = 0;
942                 adev->pg_flags = 0;
943                 adev->external_rev_id = 0x1;
944                 break;
945         case CHIP_FIJI:
946                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
947                         AMD_CG_SUPPORT_GFX_MGLS |
948                         AMD_CG_SUPPORT_GFX_RLC_LS |
949                         AMD_CG_SUPPORT_GFX_CP_LS |
950                         AMD_CG_SUPPORT_GFX_CGTS |
951                         AMD_CG_SUPPORT_GFX_CGTS_LS |
952                         AMD_CG_SUPPORT_GFX_CGCG |
953                         AMD_CG_SUPPORT_GFX_CGLS |
954                         AMD_CG_SUPPORT_SDMA_MGCG |
955                         AMD_CG_SUPPORT_SDMA_LS |
956                         AMD_CG_SUPPORT_BIF_LS |
957                         AMD_CG_SUPPORT_HDP_MGCG |
958                         AMD_CG_SUPPORT_HDP_LS |
959                         AMD_CG_SUPPORT_ROM_MGCG |
960                         AMD_CG_SUPPORT_MC_MGCG |
961                         AMD_CG_SUPPORT_MC_LS |
962                         AMD_CG_SUPPORT_UVD_MGCG;
963                 adev->pg_flags = 0;
964                 adev->external_rev_id = adev->rev_id + 0x3c;
965                 break;
966         case CHIP_TONGA:
967                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
968                         AMD_CG_SUPPORT_GFX_CGCG |
969                         AMD_CG_SUPPORT_GFX_CGLS |
970                         AMD_CG_SUPPORT_SDMA_MGCG |
971                         AMD_CG_SUPPORT_SDMA_LS |
972                         AMD_CG_SUPPORT_BIF_LS |
973                         AMD_CG_SUPPORT_HDP_MGCG |
974                         AMD_CG_SUPPORT_HDP_LS |
975                         AMD_CG_SUPPORT_ROM_MGCG |
976                         AMD_CG_SUPPORT_MC_MGCG |
977                         AMD_CG_SUPPORT_MC_LS |
978                         AMD_CG_SUPPORT_DRM_LS |
979                         AMD_CG_SUPPORT_UVD_MGCG;
980                 adev->pg_flags = 0;
981                 adev->external_rev_id = adev->rev_id + 0x14;
982                 break;
983         case CHIP_POLARIS11:
984                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
985                         AMD_CG_SUPPORT_GFX_RLC_LS |
986                         AMD_CG_SUPPORT_GFX_CP_LS |
987                         AMD_CG_SUPPORT_GFX_CGCG |
988                         AMD_CG_SUPPORT_GFX_CGLS |
989                         AMD_CG_SUPPORT_GFX_3D_CGCG |
990                         AMD_CG_SUPPORT_GFX_3D_CGLS |
991                         AMD_CG_SUPPORT_SDMA_MGCG |
992                         AMD_CG_SUPPORT_SDMA_LS |
993                         AMD_CG_SUPPORT_BIF_MGCG |
994                         AMD_CG_SUPPORT_BIF_LS |
995                         AMD_CG_SUPPORT_HDP_MGCG |
996                         AMD_CG_SUPPORT_HDP_LS |
997                         AMD_CG_SUPPORT_ROM_MGCG |
998                         AMD_CG_SUPPORT_MC_MGCG |
999                         AMD_CG_SUPPORT_MC_LS |
1000                         AMD_CG_SUPPORT_DRM_LS |
1001                         AMD_CG_SUPPORT_UVD_MGCG |
1002                         AMD_CG_SUPPORT_VCE_MGCG;
1003                 adev->pg_flags = 0;
1004                 adev->external_rev_id = adev->rev_id + 0x5A;
1005                 break;
1006         case CHIP_POLARIS10:
1007                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1008                         AMD_CG_SUPPORT_GFX_RLC_LS |
1009                         AMD_CG_SUPPORT_GFX_CP_LS |
1010                         AMD_CG_SUPPORT_GFX_CGCG |
1011                         AMD_CG_SUPPORT_GFX_CGLS |
1012                         AMD_CG_SUPPORT_GFX_3D_CGCG |
1013                         AMD_CG_SUPPORT_GFX_3D_CGLS |
1014                         AMD_CG_SUPPORT_SDMA_MGCG |
1015                         AMD_CG_SUPPORT_SDMA_LS |
1016                         AMD_CG_SUPPORT_BIF_MGCG |
1017                         AMD_CG_SUPPORT_BIF_LS |
1018                         AMD_CG_SUPPORT_HDP_MGCG |
1019                         AMD_CG_SUPPORT_HDP_LS |
1020                         AMD_CG_SUPPORT_ROM_MGCG |
1021                         AMD_CG_SUPPORT_MC_MGCG |
1022                         AMD_CG_SUPPORT_MC_LS |
1023                         AMD_CG_SUPPORT_DRM_LS |
1024                         AMD_CG_SUPPORT_UVD_MGCG |
1025                         AMD_CG_SUPPORT_VCE_MGCG;
1026                 adev->pg_flags = 0;
1027                 adev->external_rev_id = adev->rev_id + 0x50;
1028                 break;
1029         case CHIP_POLARIS12:
1030                 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG;
1031                 adev->pg_flags = 0;
1032                 adev->external_rev_id = adev->rev_id + 0x64;
1033                 break;
1034         case CHIP_CARRIZO:
1035                 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1036                         AMD_CG_SUPPORT_GFX_MGCG |
1037                         AMD_CG_SUPPORT_GFX_MGLS |
1038                         AMD_CG_SUPPORT_GFX_RLC_LS |
1039                         AMD_CG_SUPPORT_GFX_CP_LS |
1040                         AMD_CG_SUPPORT_GFX_CGTS |
1041                         AMD_CG_SUPPORT_GFX_MGLS |
1042                         AMD_CG_SUPPORT_GFX_CGTS_LS |
1043                         AMD_CG_SUPPORT_GFX_CGCG |
1044                         AMD_CG_SUPPORT_GFX_CGLS |
1045                         AMD_CG_SUPPORT_BIF_LS |
1046                         AMD_CG_SUPPORT_HDP_MGCG |
1047                         AMD_CG_SUPPORT_HDP_LS |
1048                         AMD_CG_SUPPORT_SDMA_MGCG |
1049                         AMD_CG_SUPPORT_SDMA_LS |
1050                         AMD_CG_SUPPORT_VCE_MGCG;
1051                 /* rev0 hardware requires workarounds to support PG */
1052                 adev->pg_flags = 0;
1053                 if (adev->rev_id != 0x00) {
1054                         adev->pg_flags |= AMD_PG_SUPPORT_GFX_PG |
1055                                 AMD_PG_SUPPORT_GFX_SMG |
1056                                 AMD_PG_SUPPORT_GFX_PIPELINE |
1057                                 AMD_PG_SUPPORT_CP |
1058                                 AMD_PG_SUPPORT_UVD |
1059                                 AMD_PG_SUPPORT_VCE;
1060                 }
1061                 adev->external_rev_id = adev->rev_id + 0x1;
1062                 break;
1063         case CHIP_STONEY:
1064                 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1065                         AMD_CG_SUPPORT_GFX_MGCG |
1066                         AMD_CG_SUPPORT_GFX_MGLS |
1067                         AMD_CG_SUPPORT_GFX_RLC_LS |
1068                         AMD_CG_SUPPORT_GFX_CP_LS |
1069                         AMD_CG_SUPPORT_GFX_CGTS |
1070                         AMD_CG_SUPPORT_GFX_MGLS |
1071                         AMD_CG_SUPPORT_GFX_CGTS_LS |
1072                         AMD_CG_SUPPORT_GFX_CGCG |
1073                         AMD_CG_SUPPORT_GFX_CGLS |
1074                         AMD_CG_SUPPORT_BIF_LS |
1075                         AMD_CG_SUPPORT_HDP_MGCG |
1076                         AMD_CG_SUPPORT_HDP_LS |
1077                         AMD_CG_SUPPORT_SDMA_MGCG |
1078                         AMD_CG_SUPPORT_SDMA_LS |
1079                         AMD_CG_SUPPORT_VCE_MGCG;
1080                 adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
1081                         AMD_PG_SUPPORT_GFX_SMG |
1082                         AMD_PG_SUPPORT_GFX_PIPELINE |
1083                         AMD_PG_SUPPORT_CP |
1084                         AMD_PG_SUPPORT_UVD |
1085                         AMD_PG_SUPPORT_VCE;
1086                 adev->external_rev_id = adev->rev_id + 0x61;
1087                 break;
1088         default:
1089                 /* FIXME: not supported yet */
1090                 return -EINVAL;
1091         }
1092
1093         if (amdgpu_smc_load_fw && smc_enabled)
1094                 adev->firmware.smu_load = true;
1095
1096         amdgpu_get_pcie_info(adev);
1097
1098         return 0;
1099 }
1100
1101 static int vi_common_late_init(void *handle)
1102 {
1103         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1104
1105         if (amdgpu_sriov_vf(adev))
1106                 xgpu_vi_mailbox_get_irq(adev);
1107
1108         return 0;
1109 }
1110
1111 static int vi_common_sw_init(void *handle)
1112 {
1113         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1114
1115         if (amdgpu_sriov_vf(adev))
1116                 xgpu_vi_mailbox_add_irq_id(adev);
1117
1118         return 0;
1119 }
1120
1121 static int vi_common_sw_fini(void *handle)
1122 {
1123         return 0;
1124 }
1125
1126 static int vi_common_hw_init(void *handle)
1127 {
1128         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1129
1130         /* move the golden regs per IP block */
1131         vi_init_golden_registers(adev);
1132         /* enable pcie gen2/3 link */
1133         vi_pcie_gen3_enable(adev);
1134         /* enable aspm */
1135         vi_program_aspm(adev);
1136         /* enable the doorbell aperture */
1137         vi_enable_doorbell_aperture(adev, true);
1138
1139         return 0;
1140 }
1141
1142 static int vi_common_hw_fini(void *handle)
1143 {
1144         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1145
1146         /* enable the doorbell aperture */
1147         vi_enable_doorbell_aperture(adev, false);
1148
1149         if (amdgpu_sriov_vf(adev))
1150                 xgpu_vi_mailbox_put_irq(adev);
1151
1152         return 0;
1153 }
1154
1155 static int vi_common_suspend(void *handle)
1156 {
1157         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1158
1159         return vi_common_hw_fini(adev);
1160 }
1161
1162 static int vi_common_resume(void *handle)
1163 {
1164         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1165
1166         return vi_common_hw_init(adev);
1167 }
1168
1169 static bool vi_common_is_idle(void *handle)
1170 {
1171         return true;
1172 }
1173
1174 static int vi_common_wait_for_idle(void *handle)
1175 {
1176         return 0;
1177 }
1178
1179 static int vi_common_soft_reset(void *handle)
1180 {
1181         return 0;
1182 }
1183
1184 static void vi_update_bif_medium_grain_light_sleep(struct amdgpu_device *adev,
1185                                                    bool enable)
1186 {
1187         uint32_t temp, data;
1188
1189         temp = data = RREG32_PCIE(ixPCIE_CNTL2);
1190
1191         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS))
1192                 data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1193                                 PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1194                                 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK;
1195         else
1196                 data &= ~(PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1197                                 PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1198                                 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK);
1199
1200         if (temp != data)
1201                 WREG32_PCIE(ixPCIE_CNTL2, data);
1202 }
1203
1204 static void vi_update_hdp_medium_grain_clock_gating(struct amdgpu_device *adev,
1205                                                     bool enable)
1206 {
1207         uint32_t temp, data;
1208
1209         temp = data = RREG32(mmHDP_HOST_PATH_CNTL);
1210
1211         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG))
1212                 data &= ~HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1213         else
1214                 data |= HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1215
1216         if (temp != data)
1217                 WREG32(mmHDP_HOST_PATH_CNTL, data);
1218 }
1219
1220 static void vi_update_hdp_light_sleep(struct amdgpu_device *adev,
1221                                       bool enable)
1222 {
1223         uint32_t temp, data;
1224
1225         temp = data = RREG32(mmHDP_MEM_POWER_LS);
1226
1227         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1228                 data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1229         else
1230                 data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1231
1232         if (temp != data)
1233                 WREG32(mmHDP_MEM_POWER_LS, data);
1234 }
1235
1236 static void vi_update_drm_light_sleep(struct amdgpu_device *adev,
1237                                       bool enable)
1238 {
1239         uint32_t temp, data;
1240
1241         temp = data = RREG32(0x157a);
1242
1243         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1244                 data |= 1;
1245         else
1246                 data &= ~1;
1247
1248         if (temp != data)
1249                 WREG32(0x157a, data);
1250 }
1251
1252
1253 static void vi_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
1254                                                     bool enable)
1255 {
1256         uint32_t temp, data;
1257
1258         temp = data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1259
1260         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
1261                 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1262                                 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
1263         else
1264                 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1265                                 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
1266
1267         if (temp != data)
1268                 WREG32_SMC(ixCGTT_ROM_CLK_CTRL0, data);
1269 }
1270
1271 static int vi_common_set_clockgating_state_by_smu(void *handle,
1272                                            enum amd_clockgating_state state)
1273 {
1274         uint32_t msg_id, pp_state = 0;
1275         uint32_t pp_support_state = 0;
1276         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1277         void *pp_handle = adev->powerplay.pp_handle;
1278
1279         if (adev->cg_flags & (AMD_CG_SUPPORT_MC_LS | AMD_CG_SUPPORT_MC_MGCG)) {
1280                 if (adev->cg_flags & AMD_CG_SUPPORT_MC_LS) {
1281                         pp_support_state = AMD_CG_SUPPORT_MC_LS;
1282                         pp_state = PP_STATE_LS;
1283                 }
1284                 if (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG) {
1285                         pp_support_state |= AMD_CG_SUPPORT_MC_MGCG;
1286                         pp_state |= PP_STATE_CG;
1287                 }
1288                 if (state == AMD_CG_STATE_UNGATE)
1289                         pp_state = 0;
1290                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1291                                PP_BLOCK_SYS_MC,
1292                                pp_support_state,
1293                                pp_state);
1294                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1295         }
1296
1297         if (adev->cg_flags & (AMD_CG_SUPPORT_SDMA_LS | AMD_CG_SUPPORT_SDMA_MGCG)) {
1298                 if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_LS) {
1299                         pp_support_state = AMD_CG_SUPPORT_SDMA_LS;
1300                         pp_state = PP_STATE_LS;
1301                 }
1302                 if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG) {
1303                         pp_support_state |= AMD_CG_SUPPORT_SDMA_MGCG;
1304                         pp_state |= PP_STATE_CG;
1305                 }
1306                 if (state == AMD_CG_STATE_UNGATE)
1307                         pp_state = 0;
1308                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1309                                PP_BLOCK_SYS_SDMA,
1310                                pp_support_state,
1311                                pp_state);
1312                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1313         }
1314
1315         if (adev->cg_flags & (AMD_CG_SUPPORT_HDP_LS | AMD_CG_SUPPORT_HDP_MGCG)) {
1316                 if (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS) {
1317                         pp_support_state = AMD_CG_SUPPORT_HDP_LS;
1318                         pp_state = PP_STATE_LS;
1319                 }
1320                 if (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG) {
1321                         pp_support_state |= AMD_CG_SUPPORT_HDP_MGCG;
1322                         pp_state |= PP_STATE_CG;
1323                 }
1324                 if (state == AMD_CG_STATE_UNGATE)
1325                         pp_state = 0;
1326                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1327                                PP_BLOCK_SYS_HDP,
1328                                pp_support_state,
1329                                pp_state);
1330                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1331         }
1332
1333
1334         if (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS) {
1335                 if (state == AMD_CG_STATE_UNGATE)
1336                         pp_state = 0;
1337                 else
1338                         pp_state = PP_STATE_LS;
1339
1340                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1341                                PP_BLOCK_SYS_BIF,
1342                                PP_STATE_SUPPORT_LS,
1343                                 pp_state);
1344                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1345         }
1346         if (adev->cg_flags & AMD_CG_SUPPORT_BIF_MGCG) {
1347                 if (state == AMD_CG_STATE_UNGATE)
1348                         pp_state = 0;
1349                 else
1350                         pp_state = PP_STATE_CG;
1351
1352                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1353                                PP_BLOCK_SYS_BIF,
1354                                PP_STATE_SUPPORT_CG,
1355                                pp_state);
1356                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1357         }
1358
1359         if (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS) {
1360
1361                 if (state == AMD_CG_STATE_UNGATE)
1362                         pp_state = 0;
1363                 else
1364                         pp_state = PP_STATE_LS;
1365
1366                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1367                                PP_BLOCK_SYS_DRM,
1368                                PP_STATE_SUPPORT_LS,
1369                                pp_state);
1370                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1371         }
1372
1373         if (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG) {
1374
1375                 if (state == AMD_CG_STATE_UNGATE)
1376                         pp_state = 0;
1377                 else
1378                         pp_state = PP_STATE_CG;
1379
1380                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1381                                PP_BLOCK_SYS_ROM,
1382                                PP_STATE_SUPPORT_CG,
1383                                pp_state);
1384                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1385         }
1386         return 0;
1387 }
1388
1389 static int vi_common_set_clockgating_state(void *handle,
1390                                            enum amd_clockgating_state state)
1391 {
1392         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1393
1394         switch (adev->asic_type) {
1395         case CHIP_FIJI:
1396                 vi_update_bif_medium_grain_light_sleep(adev,
1397                                 state == AMD_CG_STATE_GATE ? true : false);
1398                 vi_update_hdp_medium_grain_clock_gating(adev,
1399                                 state == AMD_CG_STATE_GATE ? true : false);
1400                 vi_update_hdp_light_sleep(adev,
1401                                 state == AMD_CG_STATE_GATE ? true : false);
1402                 vi_update_rom_medium_grain_clock_gating(adev,
1403                                 state == AMD_CG_STATE_GATE ? true : false);
1404                 break;
1405         case CHIP_CARRIZO:
1406         case CHIP_STONEY:
1407                 vi_update_bif_medium_grain_light_sleep(adev,
1408                                 state == AMD_CG_STATE_GATE ? true : false);
1409                 vi_update_hdp_medium_grain_clock_gating(adev,
1410                                 state == AMD_CG_STATE_GATE ? true : false);
1411                 vi_update_hdp_light_sleep(adev,
1412                                 state == AMD_CG_STATE_GATE ? true : false);
1413                 vi_update_drm_light_sleep(adev,
1414                                 state == AMD_CG_STATE_GATE ? true : false);
1415                 break;
1416         case CHIP_TONGA:
1417         case CHIP_POLARIS10:
1418         case CHIP_POLARIS11:
1419         case CHIP_POLARIS12:
1420                 vi_common_set_clockgating_state_by_smu(adev, state);
1421         default:
1422                 break;
1423         }
1424         return 0;
1425 }
1426
1427 static int vi_common_set_powergating_state(void *handle,
1428                                             enum amd_powergating_state state)
1429 {
1430         return 0;
1431 }
1432
1433 static void vi_common_get_clockgating_state(void *handle, u32 *flags)
1434 {
1435         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1436         int data;
1437
1438         /* AMD_CG_SUPPORT_BIF_LS */
1439         data = RREG32_PCIE(ixPCIE_CNTL2);
1440         if (data & PCIE_CNTL2__SLV_MEM_LS_EN_MASK)
1441                 *flags |= AMD_CG_SUPPORT_BIF_LS;
1442
1443         /* AMD_CG_SUPPORT_HDP_LS */
1444         data = RREG32(mmHDP_MEM_POWER_LS);
1445         if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
1446                 *flags |= AMD_CG_SUPPORT_HDP_LS;
1447
1448         /* AMD_CG_SUPPORT_HDP_MGCG */
1449         data = RREG32(mmHDP_HOST_PATH_CNTL);
1450         if (!(data & HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK))
1451                 *flags |= AMD_CG_SUPPORT_HDP_MGCG;
1452
1453         /* AMD_CG_SUPPORT_ROM_MGCG */
1454         data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1455         if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))
1456                 *flags |= AMD_CG_SUPPORT_ROM_MGCG;
1457 }
1458
1459 static const struct amd_ip_funcs vi_common_ip_funcs = {
1460         .name = "vi_common",
1461         .early_init = vi_common_early_init,
1462         .late_init = vi_common_late_init,
1463         .sw_init = vi_common_sw_init,
1464         .sw_fini = vi_common_sw_fini,
1465         .hw_init = vi_common_hw_init,
1466         .hw_fini = vi_common_hw_fini,
1467         .suspend = vi_common_suspend,
1468         .resume = vi_common_resume,
1469         .is_idle = vi_common_is_idle,
1470         .wait_for_idle = vi_common_wait_for_idle,
1471         .soft_reset = vi_common_soft_reset,
1472         .set_clockgating_state = vi_common_set_clockgating_state,
1473         .set_powergating_state = vi_common_set_powergating_state,
1474         .get_clockgating_state = vi_common_get_clockgating_state,
1475 };
1476
1477 static const struct amdgpu_ip_block_version vi_common_ip_block =
1478 {
1479         .type = AMD_IP_BLOCK_TYPE_COMMON,
1480         .major = 1,
1481         .minor = 0,
1482         .rev = 0,
1483         .funcs = &vi_common_ip_funcs,
1484 };
1485
1486 int vi_set_ip_blocks(struct amdgpu_device *adev)
1487 {
1488         /* in early init stage, vbios code won't work */
1489         vi_detect_hw_virtualization(adev);
1490
1491         if (amdgpu_sriov_vf(adev))
1492                 adev->virt.ops = &xgpu_vi_virt_ops;
1493
1494         switch (adev->asic_type) {
1495         case CHIP_TOPAZ:
1496                 /* topaz has no DCE, UVD, VCE */
1497                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1498                 amdgpu_ip_block_add(adev, &gmc_v7_4_ip_block);
1499                 amdgpu_ip_block_add(adev, &iceland_ih_ip_block);
1500                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
1501                 if (adev->enable_virtual_display)
1502                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
1503                 amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block);
1504                 amdgpu_ip_block_add(adev, &sdma_v2_4_ip_block);
1505                 break;
1506         case CHIP_FIJI:
1507                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1508                 amdgpu_ip_block_add(adev, &gmc_v8_5_ip_block);
1509                 amdgpu_ip_block_add(adev, &tonga_ih_ip_block);
1510                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
1511                 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
1512                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
1513                 else
1514                         amdgpu_ip_block_add(adev, &dce_v10_1_ip_block);
1515                 amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block);
1516                 amdgpu_ip_block_add(adev, &sdma_v3_0_ip_block);
1517                 if (!amdgpu_sriov_vf(adev)) {
1518                         amdgpu_ip_block_add(adev, &uvd_v6_0_ip_block);
1519                         amdgpu_ip_block_add(adev, &vce_v3_0_ip_block);
1520                 }
1521                 break;
1522         case CHIP_TONGA:
1523                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1524                 amdgpu_ip_block_add(adev, &gmc_v8_0_ip_block);
1525                 amdgpu_ip_block_add(adev, &tonga_ih_ip_block);
1526                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
1527                 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
1528                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
1529                 else
1530                         amdgpu_ip_block_add(adev, &dce_v10_0_ip_block);
1531                 amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block);
1532                 amdgpu_ip_block_add(adev, &sdma_v3_0_ip_block);
1533                 if (!amdgpu_sriov_vf(adev)) {
1534                         amdgpu_ip_block_add(adev, &uvd_v5_0_ip_block);
1535                         amdgpu_ip_block_add(adev, &vce_v3_0_ip_block);
1536                 }
1537                 break;
1538         case CHIP_POLARIS11:
1539         case CHIP_POLARIS10:
1540         case CHIP_POLARIS12:
1541                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1542                 amdgpu_ip_block_add(adev, &gmc_v8_1_ip_block);
1543                 amdgpu_ip_block_add(adev, &tonga_ih_ip_block);
1544                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
1545                 if (adev->enable_virtual_display)
1546                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
1547                 else
1548                         amdgpu_ip_block_add(adev, &dce_v11_2_ip_block);
1549                 amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block);
1550                 amdgpu_ip_block_add(adev, &sdma_v3_1_ip_block);
1551                 amdgpu_ip_block_add(adev, &uvd_v6_3_ip_block);
1552                 amdgpu_ip_block_add(adev, &vce_v3_4_ip_block);
1553                 break;
1554         case CHIP_CARRIZO:
1555                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1556                 amdgpu_ip_block_add(adev, &gmc_v8_0_ip_block);
1557                 amdgpu_ip_block_add(adev, &cz_ih_ip_block);
1558                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
1559                 if (adev->enable_virtual_display)
1560                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
1561                 else
1562                         amdgpu_ip_block_add(adev, &dce_v11_0_ip_block);
1563                 amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block);
1564                 amdgpu_ip_block_add(adev, &sdma_v3_0_ip_block);
1565                 amdgpu_ip_block_add(adev, &uvd_v6_0_ip_block);
1566                 amdgpu_ip_block_add(adev, &vce_v3_1_ip_block);
1567 #if defined(CONFIG_DRM_AMD_ACP)
1568                 amdgpu_ip_block_add(adev, &acp_ip_block);
1569 #endif
1570                 break;
1571         case CHIP_STONEY:
1572                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1573                 amdgpu_ip_block_add(adev, &gmc_v8_0_ip_block);
1574                 amdgpu_ip_block_add(adev, &cz_ih_ip_block);
1575                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
1576                 if (adev->enable_virtual_display)
1577                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
1578                 else
1579                         amdgpu_ip_block_add(adev, &dce_v11_0_ip_block);
1580                 amdgpu_ip_block_add(adev, &gfx_v8_1_ip_block);
1581                 amdgpu_ip_block_add(adev, &sdma_v3_0_ip_block);
1582                 amdgpu_ip_block_add(adev, &uvd_v6_2_ip_block);
1583                 amdgpu_ip_block_add(adev, &vce_v3_4_ip_block);
1584 #if defined(CONFIG_DRM_AMD_ACP)
1585                 amdgpu_ip_block_add(adev, &acp_ip_block);
1586 #endif
1587                 break;
1588         default:
1589                 /* FIXME: not supported yet */
1590                 return -EINVAL;
1591         }
1592
1593         return 0;
1594 }