xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/vi.c (revision 738f6ba1)
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 
24 #include <linux/pci.h>
25 #include <linux/slab.h>
26 
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 "atom.h"
34 #include "amd_pcie.h"
35 
36 #include "gmc/gmc_8_1_d.h"
37 #include "gmc/gmc_8_1_sh_mask.h"
38 
39 #include "oss/oss_3_0_d.h"
40 #include "oss/oss_3_0_sh_mask.h"
41 
42 #include "bif/bif_5_0_d.h"
43 #include "bif/bif_5_0_sh_mask.h"
44 
45 #include "gca/gfx_8_0_d.h"
46 #include "gca/gfx_8_0_sh_mask.h"
47 
48 #include "smu/smu_7_1_1_d.h"
49 #include "smu/smu_7_1_1_sh_mask.h"
50 
51 #include "uvd/uvd_5_0_d.h"
52 #include "uvd/uvd_5_0_sh_mask.h"
53 
54 #include "vce/vce_3_0_d.h"
55 #include "vce/vce_3_0_sh_mask.h"
56 
57 #include "dce/dce_10_0_d.h"
58 #include "dce/dce_10_0_sh_mask.h"
59 
60 #include "vid.h"
61 #include "vi.h"
62 #include "gmc_v8_0.h"
63 #include "gmc_v7_0.h"
64 #include "gfx_v8_0.h"
65 #include "sdma_v2_4.h"
66 #include "sdma_v3_0.h"
67 #include "dce_v10_0.h"
68 #include "dce_v11_0.h"
69 #include "iceland_ih.h"
70 #include "tonga_ih.h"
71 #include "cz_ih.h"
72 #include "uvd_v5_0.h"
73 #include "uvd_v6_0.h"
74 #include "vce_v3_0.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 #include "amdgpu_dm.h"
81 
82 /*
83  * Indirect registers accessor
84  */
85 static u32 vi_pcie_rreg(struct amdgpu_device *adev, u32 reg)
86 {
87 	unsigned long flags;
88 	u32 r;
89 
90 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
91 	WREG32_NO_KIQ(mmPCIE_INDEX, reg);
92 	(void)RREG32_NO_KIQ(mmPCIE_INDEX);
93 	r = RREG32_NO_KIQ(mmPCIE_DATA);
94 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
95 	return r;
96 }
97 
98 static void vi_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
99 {
100 	unsigned long flags;
101 
102 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
103 	WREG32_NO_KIQ(mmPCIE_INDEX, reg);
104 	(void)RREG32_NO_KIQ(mmPCIE_INDEX);
105 	WREG32_NO_KIQ(mmPCIE_DATA, v);
106 	(void)RREG32_NO_KIQ(mmPCIE_DATA);
107 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
108 }
109 
110 static u32 vi_smc_rreg(struct amdgpu_device *adev, u32 reg)
111 {
112 	unsigned long flags;
113 	u32 r;
114 
115 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
116 	WREG32_NO_KIQ(mmSMC_IND_INDEX_11, (reg));
117 	r = RREG32_NO_KIQ(mmSMC_IND_DATA_11);
118 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
119 	return r;
120 }
121 
122 static void vi_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
123 {
124 	unsigned long flags;
125 
126 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
127 	WREG32_NO_KIQ(mmSMC_IND_INDEX_11, (reg));
128 	WREG32_NO_KIQ(mmSMC_IND_DATA_11, (v));
129 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
130 }
131 
132 /* smu_8_0_d.h */
133 #define mmMP0PUB_IND_INDEX                                                      0x180
134 #define mmMP0PUB_IND_DATA                                                       0x181
135 
136 static u32 cz_smc_rreg(struct amdgpu_device *adev, u32 reg)
137 {
138 	unsigned long flags;
139 	u32 r;
140 
141 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
142 	WREG32(mmMP0PUB_IND_INDEX, (reg));
143 	r = RREG32(mmMP0PUB_IND_DATA);
144 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
145 	return r;
146 }
147 
148 static void cz_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
149 {
150 	unsigned long flags;
151 
152 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
153 	WREG32(mmMP0PUB_IND_INDEX, (reg));
154 	WREG32(mmMP0PUB_IND_DATA, (v));
155 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
156 }
157 
158 static u32 vi_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
159 {
160 	unsigned long flags;
161 	u32 r;
162 
163 	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
164 	WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
165 	r = RREG32(mmUVD_CTX_DATA);
166 	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
167 	return r;
168 }
169 
170 static void vi_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
171 {
172 	unsigned long flags;
173 
174 	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
175 	WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
176 	WREG32(mmUVD_CTX_DATA, (v));
177 	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
178 }
179 
180 static u32 vi_didt_rreg(struct amdgpu_device *adev, u32 reg)
181 {
182 	unsigned long flags;
183 	u32 r;
184 
185 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
186 	WREG32(mmDIDT_IND_INDEX, (reg));
187 	r = RREG32(mmDIDT_IND_DATA);
188 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
189 	return r;
190 }
191 
192 static void vi_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
193 {
194 	unsigned long flags;
195 
196 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
197 	WREG32(mmDIDT_IND_INDEX, (reg));
198 	WREG32(mmDIDT_IND_DATA, (v));
199 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
200 }
201 
202 static u32 vi_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
203 {
204 	unsigned long flags;
205 	u32 r;
206 
207 	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
208 	WREG32(mmGC_CAC_IND_INDEX, (reg));
209 	r = RREG32(mmGC_CAC_IND_DATA);
210 	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
211 	return r;
212 }
213 
214 static void vi_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
215 {
216 	unsigned long flags;
217 
218 	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
219 	WREG32(mmGC_CAC_IND_INDEX, (reg));
220 	WREG32(mmGC_CAC_IND_DATA, (v));
221 	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
222 }
223 
224 
225 static const u32 tonga_mgcg_cgcg_init[] =
226 {
227 	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
228 	mmPCIE_INDEX, 0xffffffff, 0x0140001c,
229 	mmPCIE_DATA, 0x000f0000, 0x00000000,
230 	mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
231 	mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
232 	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
233 	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
234 };
235 
236 static const u32 fiji_mgcg_cgcg_init[] =
237 {
238 	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
239 	mmPCIE_INDEX, 0xffffffff, 0x0140001c,
240 	mmPCIE_DATA, 0x000f0000, 0x00000000,
241 	mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
242 	mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
243 	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
244 	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
245 };
246 
247 static const u32 iceland_mgcg_cgcg_init[] =
248 {
249 	mmPCIE_INDEX, 0xffffffff, ixPCIE_CNTL2,
250 	mmPCIE_DATA, 0x000f0000, 0x00000000,
251 	mmSMC_IND_INDEX_4, 0xffffffff, ixCGTT_ROM_CLK_CTRL0,
252 	mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
253 	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
254 };
255 
256 static const u32 cz_mgcg_cgcg_init[] =
257 {
258 	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
259 	mmPCIE_INDEX, 0xffffffff, 0x0140001c,
260 	mmPCIE_DATA, 0x000f0000, 0x00000000,
261 	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
262 	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
263 };
264 
265 static const u32 stoney_mgcg_cgcg_init[] =
266 {
267 	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00000100,
268 	mmHDP_XDP_CGTT_BLK_CTRL, 0xffffffff, 0x00000104,
269 	mmHDP_HOST_PATH_CNTL, 0xffffffff, 0x0f000027,
270 };
271 
272 static void vi_init_golden_registers(struct amdgpu_device *adev)
273 {
274 	/* Some of the registers might be dependent on GRBM_GFX_INDEX */
275 	mutex_lock(&adev->grbm_idx_mutex);
276 
277 	if (amdgpu_sriov_vf(adev)) {
278 		xgpu_vi_init_golden_registers(adev);
279 		mutex_unlock(&adev->grbm_idx_mutex);
280 		return;
281 	}
282 
283 	switch (adev->asic_type) {
284 	case CHIP_TOPAZ:
285 		amdgpu_device_program_register_sequence(adev,
286 							iceland_mgcg_cgcg_init,
287 							ARRAY_SIZE(iceland_mgcg_cgcg_init));
288 		break;
289 	case CHIP_FIJI:
290 		amdgpu_device_program_register_sequence(adev,
291 							fiji_mgcg_cgcg_init,
292 							ARRAY_SIZE(fiji_mgcg_cgcg_init));
293 		break;
294 	case CHIP_TONGA:
295 		amdgpu_device_program_register_sequence(adev,
296 							tonga_mgcg_cgcg_init,
297 							ARRAY_SIZE(tonga_mgcg_cgcg_init));
298 		break;
299 	case CHIP_CARRIZO:
300 		amdgpu_device_program_register_sequence(adev,
301 							cz_mgcg_cgcg_init,
302 							ARRAY_SIZE(cz_mgcg_cgcg_init));
303 		break;
304 	case CHIP_STONEY:
305 		amdgpu_device_program_register_sequence(adev,
306 							stoney_mgcg_cgcg_init,
307 							ARRAY_SIZE(stoney_mgcg_cgcg_init));
308 		break;
309 	case CHIP_POLARIS10:
310 	case CHIP_POLARIS11:
311 	case CHIP_POLARIS12:
312 	case CHIP_VEGAM:
313 	default:
314 		break;
315 	}
316 	mutex_unlock(&adev->grbm_idx_mutex);
317 }
318 
319 /**
320  * vi_get_xclk - get the xclk
321  *
322  * @adev: amdgpu_device pointer
323  *
324  * Returns the reference clock used by the gfx engine
325  * (VI).
326  */
327 static u32 vi_get_xclk(struct amdgpu_device *adev)
328 {
329 	u32 reference_clock = adev->clock.spll.reference_freq;
330 	u32 tmp;
331 
332 	if (adev->flags & AMD_IS_APU)
333 		return reference_clock;
334 
335 	tmp = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
336 	if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL_2, MUX_TCLK_TO_XCLK))
337 		return 1000;
338 
339 	tmp = RREG32_SMC(ixCG_CLKPIN_CNTL);
340 	if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL, XTALIN_DIVIDE))
341 		return reference_clock / 4;
342 
343 	return reference_clock;
344 }
345 
346 /**
347  * vi_srbm_select - select specific register instances
348  *
349  * @adev: amdgpu_device pointer
350  * @me: selected ME (micro engine)
351  * @pipe: pipe
352  * @queue: queue
353  * @vmid: VMID
354  *
355  * Switches the currently active registers instances.  Some
356  * registers are instanced per VMID, others are instanced per
357  * me/pipe/queue combination.
358  */
359 void vi_srbm_select(struct amdgpu_device *adev,
360 		     u32 me, u32 pipe, u32 queue, u32 vmid)
361 {
362 	u32 srbm_gfx_cntl = 0;
363 	srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, PIPEID, pipe);
364 	srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, MEID, me);
365 	srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, VMID, vmid);
366 	srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, QUEUEID, queue);
367 	WREG32(mmSRBM_GFX_CNTL, srbm_gfx_cntl);
368 }
369 
370 static void vi_vga_set_state(struct amdgpu_device *adev, bool state)
371 {
372 	/* todo */
373 }
374 
375 static bool vi_read_disabled_bios(struct amdgpu_device *adev)
376 {
377 	u32 bus_cntl;
378 	u32 d1vga_control = 0;
379 	u32 d2vga_control = 0;
380 	u32 vga_render_control = 0;
381 	u32 rom_cntl;
382 	bool r;
383 
384 	bus_cntl = RREG32(mmBUS_CNTL);
385 	if (adev->mode_info.num_crtc) {
386 		d1vga_control = RREG32(mmD1VGA_CONTROL);
387 		d2vga_control = RREG32(mmD2VGA_CONTROL);
388 		vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
389 	}
390 	rom_cntl = RREG32_SMC(ixROM_CNTL);
391 
392 	/* enable the rom */
393 	WREG32(mmBUS_CNTL, (bus_cntl & ~BUS_CNTL__BIOS_ROM_DIS_MASK));
394 	if (adev->mode_info.num_crtc) {
395 		/* Disable VGA mode */
396 		WREG32(mmD1VGA_CONTROL,
397 		       (d1vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK |
398 					  D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK)));
399 		WREG32(mmD2VGA_CONTROL,
400 		       (d2vga_control & ~(D2VGA_CONTROL__D2VGA_MODE_ENABLE_MASK |
401 					  D2VGA_CONTROL__D2VGA_TIMING_SELECT_MASK)));
402 		WREG32(mmVGA_RENDER_CONTROL,
403 		       (vga_render_control & ~VGA_RENDER_CONTROL__VGA_VSTATUS_CNTL_MASK));
404 	}
405 	WREG32_SMC(ixROM_CNTL, rom_cntl | ROM_CNTL__SCK_OVERWRITE_MASK);
406 
407 	r = amdgpu_read_bios(adev);
408 
409 	/* restore regs */
410 	WREG32(mmBUS_CNTL, bus_cntl);
411 	if (adev->mode_info.num_crtc) {
412 		WREG32(mmD1VGA_CONTROL, d1vga_control);
413 		WREG32(mmD2VGA_CONTROL, d2vga_control);
414 		WREG32(mmVGA_RENDER_CONTROL, vga_render_control);
415 	}
416 	WREG32_SMC(ixROM_CNTL, rom_cntl);
417 	return r;
418 }
419 
420 static bool vi_read_bios_from_rom(struct amdgpu_device *adev,
421 				  u8 *bios, u32 length_bytes)
422 {
423 	u32 *dw_ptr;
424 	unsigned long flags;
425 	u32 i, length_dw;
426 
427 	if (bios == NULL)
428 		return false;
429 	if (length_bytes == 0)
430 		return false;
431 	/* APU vbios image is part of sbios image */
432 	if (adev->flags & AMD_IS_APU)
433 		return false;
434 
435 	dw_ptr = (u32 *)bios;
436 	length_dw = ALIGN(length_bytes, 4) / 4;
437 	/* take the smc lock since we are using the smc index */
438 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
439 	/* set rom index to 0 */
440 	WREG32(mmSMC_IND_INDEX_11, ixROM_INDEX);
441 	WREG32(mmSMC_IND_DATA_11, 0);
442 	/* set index to data for continous read */
443 	WREG32(mmSMC_IND_INDEX_11, ixROM_DATA);
444 	for (i = 0; i < length_dw; i++)
445 		dw_ptr[i] = RREG32(mmSMC_IND_DATA_11);
446 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
447 
448 	return true;
449 }
450 
451 static const struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {
452 	{mmGRBM_STATUS},
453 	{mmGRBM_STATUS2},
454 	{mmGRBM_STATUS_SE0},
455 	{mmGRBM_STATUS_SE1},
456 	{mmGRBM_STATUS_SE2},
457 	{mmGRBM_STATUS_SE3},
458 	{mmSRBM_STATUS},
459 	{mmSRBM_STATUS2},
460 	{mmSRBM_STATUS3},
461 	{mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET},
462 	{mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET},
463 	{mmCP_STAT},
464 	{mmCP_STALLED_STAT1},
465 	{mmCP_STALLED_STAT2},
466 	{mmCP_STALLED_STAT3},
467 	{mmCP_CPF_BUSY_STAT},
468 	{mmCP_CPF_STALLED_STAT1},
469 	{mmCP_CPF_STATUS},
470 	{mmCP_CPC_BUSY_STAT},
471 	{mmCP_CPC_STALLED_STAT1},
472 	{mmCP_CPC_STATUS},
473 	{mmGB_ADDR_CONFIG},
474 	{mmMC_ARB_RAMCFG},
475 	{mmGB_TILE_MODE0},
476 	{mmGB_TILE_MODE1},
477 	{mmGB_TILE_MODE2},
478 	{mmGB_TILE_MODE3},
479 	{mmGB_TILE_MODE4},
480 	{mmGB_TILE_MODE5},
481 	{mmGB_TILE_MODE6},
482 	{mmGB_TILE_MODE7},
483 	{mmGB_TILE_MODE8},
484 	{mmGB_TILE_MODE9},
485 	{mmGB_TILE_MODE10},
486 	{mmGB_TILE_MODE11},
487 	{mmGB_TILE_MODE12},
488 	{mmGB_TILE_MODE13},
489 	{mmGB_TILE_MODE14},
490 	{mmGB_TILE_MODE15},
491 	{mmGB_TILE_MODE16},
492 	{mmGB_TILE_MODE17},
493 	{mmGB_TILE_MODE18},
494 	{mmGB_TILE_MODE19},
495 	{mmGB_TILE_MODE20},
496 	{mmGB_TILE_MODE21},
497 	{mmGB_TILE_MODE22},
498 	{mmGB_TILE_MODE23},
499 	{mmGB_TILE_MODE24},
500 	{mmGB_TILE_MODE25},
501 	{mmGB_TILE_MODE26},
502 	{mmGB_TILE_MODE27},
503 	{mmGB_TILE_MODE28},
504 	{mmGB_TILE_MODE29},
505 	{mmGB_TILE_MODE30},
506 	{mmGB_TILE_MODE31},
507 	{mmGB_MACROTILE_MODE0},
508 	{mmGB_MACROTILE_MODE1},
509 	{mmGB_MACROTILE_MODE2},
510 	{mmGB_MACROTILE_MODE3},
511 	{mmGB_MACROTILE_MODE4},
512 	{mmGB_MACROTILE_MODE5},
513 	{mmGB_MACROTILE_MODE6},
514 	{mmGB_MACROTILE_MODE7},
515 	{mmGB_MACROTILE_MODE8},
516 	{mmGB_MACROTILE_MODE9},
517 	{mmGB_MACROTILE_MODE10},
518 	{mmGB_MACROTILE_MODE11},
519 	{mmGB_MACROTILE_MODE12},
520 	{mmGB_MACROTILE_MODE13},
521 	{mmGB_MACROTILE_MODE14},
522 	{mmGB_MACROTILE_MODE15},
523 	{mmCC_RB_BACKEND_DISABLE, true},
524 	{mmGC_USER_RB_BACKEND_DISABLE, true},
525 	{mmGB_BACKEND_MAP, false},
526 	{mmPA_SC_RASTER_CONFIG, true},
527 	{mmPA_SC_RASTER_CONFIG_1, true},
528 };
529 
530 static uint32_t vi_get_register_value(struct amdgpu_device *adev,
531 				      bool indexed, u32 se_num,
532 				      u32 sh_num, u32 reg_offset)
533 {
534 	if (indexed) {
535 		uint32_t val;
536 		unsigned se_idx = (se_num == 0xffffffff) ? 0 : se_num;
537 		unsigned sh_idx = (sh_num == 0xffffffff) ? 0 : sh_num;
538 
539 		switch (reg_offset) {
540 		case mmCC_RB_BACKEND_DISABLE:
541 			return adev->gfx.config.rb_config[se_idx][sh_idx].rb_backend_disable;
542 		case mmGC_USER_RB_BACKEND_DISABLE:
543 			return adev->gfx.config.rb_config[se_idx][sh_idx].user_rb_backend_disable;
544 		case mmPA_SC_RASTER_CONFIG:
545 			return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config;
546 		case mmPA_SC_RASTER_CONFIG_1:
547 			return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config_1;
548 		}
549 
550 		mutex_lock(&adev->grbm_idx_mutex);
551 		if (se_num != 0xffffffff || sh_num != 0xffffffff)
552 			amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
553 
554 		val = RREG32(reg_offset);
555 
556 		if (se_num != 0xffffffff || sh_num != 0xffffffff)
557 			amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
558 		mutex_unlock(&adev->grbm_idx_mutex);
559 		return val;
560 	} else {
561 		unsigned idx;
562 
563 		switch (reg_offset) {
564 		case mmGB_ADDR_CONFIG:
565 			return adev->gfx.config.gb_addr_config;
566 		case mmMC_ARB_RAMCFG:
567 			return adev->gfx.config.mc_arb_ramcfg;
568 		case mmGB_TILE_MODE0:
569 		case mmGB_TILE_MODE1:
570 		case mmGB_TILE_MODE2:
571 		case mmGB_TILE_MODE3:
572 		case mmGB_TILE_MODE4:
573 		case mmGB_TILE_MODE5:
574 		case mmGB_TILE_MODE6:
575 		case mmGB_TILE_MODE7:
576 		case mmGB_TILE_MODE8:
577 		case mmGB_TILE_MODE9:
578 		case mmGB_TILE_MODE10:
579 		case mmGB_TILE_MODE11:
580 		case mmGB_TILE_MODE12:
581 		case mmGB_TILE_MODE13:
582 		case mmGB_TILE_MODE14:
583 		case mmGB_TILE_MODE15:
584 		case mmGB_TILE_MODE16:
585 		case mmGB_TILE_MODE17:
586 		case mmGB_TILE_MODE18:
587 		case mmGB_TILE_MODE19:
588 		case mmGB_TILE_MODE20:
589 		case mmGB_TILE_MODE21:
590 		case mmGB_TILE_MODE22:
591 		case mmGB_TILE_MODE23:
592 		case mmGB_TILE_MODE24:
593 		case mmGB_TILE_MODE25:
594 		case mmGB_TILE_MODE26:
595 		case mmGB_TILE_MODE27:
596 		case mmGB_TILE_MODE28:
597 		case mmGB_TILE_MODE29:
598 		case mmGB_TILE_MODE30:
599 		case mmGB_TILE_MODE31:
600 			idx = (reg_offset - mmGB_TILE_MODE0);
601 			return adev->gfx.config.tile_mode_array[idx];
602 		case mmGB_MACROTILE_MODE0:
603 		case mmGB_MACROTILE_MODE1:
604 		case mmGB_MACROTILE_MODE2:
605 		case mmGB_MACROTILE_MODE3:
606 		case mmGB_MACROTILE_MODE4:
607 		case mmGB_MACROTILE_MODE5:
608 		case mmGB_MACROTILE_MODE6:
609 		case mmGB_MACROTILE_MODE7:
610 		case mmGB_MACROTILE_MODE8:
611 		case mmGB_MACROTILE_MODE9:
612 		case mmGB_MACROTILE_MODE10:
613 		case mmGB_MACROTILE_MODE11:
614 		case mmGB_MACROTILE_MODE12:
615 		case mmGB_MACROTILE_MODE13:
616 		case mmGB_MACROTILE_MODE14:
617 		case mmGB_MACROTILE_MODE15:
618 			idx = (reg_offset - mmGB_MACROTILE_MODE0);
619 			return adev->gfx.config.macrotile_mode_array[idx];
620 		default:
621 			return RREG32(reg_offset);
622 		}
623 	}
624 }
625 
626 static int vi_read_register(struct amdgpu_device *adev, u32 se_num,
627 			    u32 sh_num, u32 reg_offset, u32 *value)
628 {
629 	uint32_t i;
630 
631 	*value = 0;
632 	for (i = 0; i < ARRAY_SIZE(vi_allowed_read_registers); i++) {
633 		bool indexed = vi_allowed_read_registers[i].grbm_indexed;
634 
635 		if (reg_offset != vi_allowed_read_registers[i].reg_offset)
636 			continue;
637 
638 		*value = vi_get_register_value(adev, indexed, se_num, sh_num,
639 					       reg_offset);
640 		return 0;
641 	}
642 	return -EINVAL;
643 }
644 
645 /**
646  * vi_asic_pci_config_reset - soft reset GPU
647  *
648  * @adev: amdgpu_device pointer
649  *
650  * Use PCI Config method to reset the GPU.
651  *
652  * Returns 0 for success.
653  */
654 static int vi_asic_pci_config_reset(struct amdgpu_device *adev)
655 {
656 	u32 i;
657 	int r = -EINVAL;
658 
659 	amdgpu_atombios_scratch_regs_engine_hung(adev, true);
660 
661 	/* disable BM */
662 	pci_clear_master(adev->pdev);
663 	/* reset */
664 	amdgpu_device_pci_config_reset(adev);
665 
666 	udelay(100);
667 
668 	/* wait for asic to come out of reset */
669 	for (i = 0; i < adev->usec_timeout; i++) {
670 		if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff) {
671 			/* enable BM */
672 			pci_set_master(adev->pdev);
673 			adev->has_hw_reset = true;
674 			r = 0;
675 			break;
676 		}
677 		udelay(1);
678 	}
679 
680 	amdgpu_atombios_scratch_regs_engine_hung(adev, false);
681 
682 	return r;
683 }
684 
685 static bool vi_asic_supports_baco(struct amdgpu_device *adev)
686 {
687 	switch (adev->asic_type) {
688 	case CHIP_FIJI:
689 	case CHIP_TONGA:
690 	case CHIP_POLARIS10:
691 	case CHIP_POLARIS11:
692 	case CHIP_POLARIS12:
693 	case CHIP_TOPAZ:
694 		return amdgpu_dpm_is_baco_supported(adev);
695 	default:
696 		return false;
697 	}
698 }
699 
700 static enum amd_reset_method
701 vi_asic_reset_method(struct amdgpu_device *adev)
702 {
703 	bool baco_reset;
704 
705 	if (amdgpu_reset_method == AMD_RESET_METHOD_LEGACY ||
706 	    amdgpu_reset_method == AMD_RESET_METHOD_BACO)
707 		return amdgpu_reset_method;
708 
709 	if (amdgpu_reset_method != -1)
710 		dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
711 				  amdgpu_reset_method);
712 
713 	switch (adev->asic_type) {
714 	case CHIP_FIJI:
715 	case CHIP_TONGA:
716 	case CHIP_POLARIS10:
717 	case CHIP_POLARIS11:
718 	case CHIP_POLARIS12:
719 	case CHIP_TOPAZ:
720 		baco_reset = amdgpu_dpm_is_baco_supported(adev);
721 		break;
722 	default:
723 		baco_reset = false;
724 		break;
725 	}
726 
727 	if (baco_reset)
728 		return AMD_RESET_METHOD_BACO;
729 	else
730 		return AMD_RESET_METHOD_LEGACY;
731 }
732 
733 /**
734  * vi_asic_reset - soft reset GPU
735  *
736  * @adev: amdgpu_device pointer
737  *
738  * Look up which blocks are hung and attempt
739  * to reset them.
740  * Returns 0 for success.
741  */
742 static int vi_asic_reset(struct amdgpu_device *adev)
743 {
744 	int r;
745 
746 	if (vi_asic_reset_method(adev) == AMD_RESET_METHOD_BACO) {
747 		dev_info(adev->dev, "BACO reset\n");
748 		r = amdgpu_dpm_baco_reset(adev);
749 	} else {
750 		dev_info(adev->dev, "PCI CONFIG reset\n");
751 		r = vi_asic_pci_config_reset(adev);
752 	}
753 
754 	return r;
755 }
756 
757 static u32 vi_get_config_memsize(struct amdgpu_device *adev)
758 {
759 	return RREG32(mmCONFIG_MEMSIZE);
760 }
761 
762 static int vi_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
763 			u32 cntl_reg, u32 status_reg)
764 {
765 	int r, i;
766 	struct atom_clock_dividers dividers;
767 	uint32_t tmp;
768 
769 	r = amdgpu_atombios_get_clock_dividers(adev,
770 					       COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
771 					       clock, false, &dividers);
772 	if (r)
773 		return r;
774 
775 	tmp = RREG32_SMC(cntl_reg);
776 
777 	if (adev->flags & AMD_IS_APU)
778 		tmp &= ~CG_DCLK_CNTL__DCLK_DIVIDER_MASK;
779 	else
780 		tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
781 				CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
782 	tmp |= dividers.post_divider;
783 	WREG32_SMC(cntl_reg, tmp);
784 
785 	for (i = 0; i < 100; i++) {
786 		tmp = RREG32_SMC(status_reg);
787 		if (adev->flags & AMD_IS_APU) {
788 			if (tmp & 0x10000)
789 				break;
790 		} else {
791 			if (tmp & CG_DCLK_STATUS__DCLK_STATUS_MASK)
792 				break;
793 		}
794 		mdelay(10);
795 	}
796 	if (i == 100)
797 		return -ETIMEDOUT;
798 	return 0;
799 }
800 
801 #define ixGNB_CLK1_DFS_CNTL 0xD82200F0
802 #define ixGNB_CLK1_STATUS   0xD822010C
803 #define ixGNB_CLK2_DFS_CNTL 0xD8220110
804 #define ixGNB_CLK2_STATUS   0xD822012C
805 #define ixGNB_CLK3_DFS_CNTL 0xD8220130
806 #define ixGNB_CLK3_STATUS   0xD822014C
807 
808 static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
809 {
810 	int r;
811 
812 	if (adev->flags & AMD_IS_APU) {
813 		r = vi_set_uvd_clock(adev, vclk, ixGNB_CLK2_DFS_CNTL, ixGNB_CLK2_STATUS);
814 		if (r)
815 			return r;
816 
817 		r = vi_set_uvd_clock(adev, dclk, ixGNB_CLK1_DFS_CNTL, ixGNB_CLK1_STATUS);
818 		if (r)
819 			return r;
820 	} else {
821 		r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
822 		if (r)
823 			return r;
824 
825 		r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
826 		if (r)
827 			return r;
828 	}
829 
830 	return 0;
831 }
832 
833 static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
834 {
835 	int r, i;
836 	struct atom_clock_dividers dividers;
837 	u32 tmp;
838 	u32 reg_ctrl;
839 	u32 reg_status;
840 	u32 status_mask;
841 	u32 reg_mask;
842 
843 	if (adev->flags & AMD_IS_APU) {
844 		reg_ctrl = ixGNB_CLK3_DFS_CNTL;
845 		reg_status = ixGNB_CLK3_STATUS;
846 		status_mask = 0x00010000;
847 		reg_mask = CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
848 	} else {
849 		reg_ctrl = ixCG_ECLK_CNTL;
850 		reg_status = ixCG_ECLK_STATUS;
851 		status_mask = CG_ECLK_STATUS__ECLK_STATUS_MASK;
852 		reg_mask = CG_ECLK_CNTL__ECLK_DIR_CNTL_EN_MASK | CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
853 	}
854 
855 	r = amdgpu_atombios_get_clock_dividers(adev,
856 					       COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
857 					       ecclk, false, &dividers);
858 	if (r)
859 		return r;
860 
861 	for (i = 0; i < 100; i++) {
862 		if (RREG32_SMC(reg_status) & status_mask)
863 			break;
864 		mdelay(10);
865 	}
866 
867 	if (i == 100)
868 		return -ETIMEDOUT;
869 
870 	tmp = RREG32_SMC(reg_ctrl);
871 	tmp &= ~reg_mask;
872 	tmp |= dividers.post_divider;
873 	WREG32_SMC(reg_ctrl, tmp);
874 
875 	for (i = 0; i < 100; i++) {
876 		if (RREG32_SMC(reg_status) & status_mask)
877 			break;
878 		mdelay(10);
879 	}
880 
881 	if (i == 100)
882 		return -ETIMEDOUT;
883 
884 	return 0;
885 }
886 
887 static void vi_pcie_gen3_enable(struct amdgpu_device *adev)
888 {
889 	if (pci_is_root_bus(adev->pdev->bus))
890 		return;
891 
892 	if (amdgpu_pcie_gen2 == 0)
893 		return;
894 
895 	if (adev->flags & AMD_IS_APU)
896 		return;
897 
898 	if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
899 					CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
900 		return;
901 
902 	/* todo */
903 }
904 
905 static void vi_program_aspm(struct amdgpu_device *adev)
906 {
907 
908 	if (amdgpu_aspm == 0)
909 		return;
910 
911 	/* todo */
912 }
913 
914 static void vi_enable_doorbell_aperture(struct amdgpu_device *adev,
915 					bool enable)
916 {
917 	u32 tmp;
918 
919 	/* not necessary on CZ */
920 	if (adev->flags & AMD_IS_APU)
921 		return;
922 
923 	tmp = RREG32(mmBIF_DOORBELL_APER_EN);
924 	if (enable)
925 		tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 1);
926 	else
927 		tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 0);
928 
929 	WREG32(mmBIF_DOORBELL_APER_EN, tmp);
930 }
931 
932 #define ATI_REV_ID_FUSE_MACRO__ADDRESS      0xC0014044
933 #define ATI_REV_ID_FUSE_MACRO__SHIFT        9
934 #define ATI_REV_ID_FUSE_MACRO__MASK         0x00001E00
935 
936 static uint32_t vi_get_rev_id(struct amdgpu_device *adev)
937 {
938 	if (adev->flags & AMD_IS_APU)
939 		return (RREG32_SMC(ATI_REV_ID_FUSE_MACRO__ADDRESS) & ATI_REV_ID_FUSE_MACRO__MASK)
940 			>> ATI_REV_ID_FUSE_MACRO__SHIFT;
941 	else
942 		return (RREG32(mmPCIE_EFUSE4) & PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID_MASK)
943 			>> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT;
944 }
945 
946 static void vi_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
947 {
948 	if (!ring || !ring->funcs->emit_wreg) {
949 		WREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
950 		RREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL);
951 	} else {
952 		amdgpu_ring_emit_wreg(ring, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
953 	}
954 }
955 
956 static void vi_invalidate_hdp(struct amdgpu_device *adev,
957 			      struct amdgpu_ring *ring)
958 {
959 	if (!ring || !ring->funcs->emit_wreg) {
960 		WREG32(mmHDP_DEBUG0, 1);
961 		RREG32(mmHDP_DEBUG0);
962 	} else {
963 		amdgpu_ring_emit_wreg(ring, mmHDP_DEBUG0, 1);
964 	}
965 }
966 
967 static bool vi_need_full_reset(struct amdgpu_device *adev)
968 {
969 	switch (adev->asic_type) {
970 	case CHIP_CARRIZO:
971 	case CHIP_STONEY:
972 		/* CZ has hang issues with full reset at the moment */
973 		return false;
974 	case CHIP_FIJI:
975 	case CHIP_TONGA:
976 		/* XXX: soft reset should work on fiji and tonga */
977 		return true;
978 	case CHIP_POLARIS10:
979 	case CHIP_POLARIS11:
980 	case CHIP_POLARIS12:
981 	case CHIP_TOPAZ:
982 	default:
983 		/* change this when we support soft reset */
984 		return true;
985 	}
986 }
987 
988 static void vi_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
989 			      uint64_t *count1)
990 {
991 	uint32_t perfctr = 0;
992 	uint64_t cnt0_of, cnt1_of;
993 	int tmp;
994 
995 	/* This reports 0 on APUs, so return to avoid writing/reading registers
996 	 * that may or may not be different from their GPU counterparts
997 	 */
998 	if (adev->flags & AMD_IS_APU)
999 		return;
1000 
1001 	/* Set the 2 events that we wish to watch, defined above */
1002 	/* Reg 40 is # received msgs, Reg 104 is # of posted requests sent */
1003 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
1004 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
1005 
1006 	/* Write to enable desired perf counters */
1007 	WREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK, perfctr);
1008 	/* Zero out and enable the perf counters
1009 	 * Write 0x5:
1010 	 * Bit 0 = Start all counters(1)
1011 	 * Bit 2 = Global counter reset enable(1)
1012 	 */
1013 	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000005);
1014 
1015 	msleep(1000);
1016 
1017 	/* Load the shadow and disable the perf counters
1018 	 * Write 0x2:
1019 	 * Bit 0 = Stop counters(0)
1020 	 * Bit 1 = Load the shadow counters(1)
1021 	 */
1022 	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000002);
1023 
1024 	/* Read register values to get any >32bit overflow */
1025 	tmp = RREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK);
1026 	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
1027 	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
1028 
1029 	/* Get the values and add the overflow */
1030 	*count0 = RREG32_PCIE(ixPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
1031 	*count1 = RREG32_PCIE(ixPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
1032 }
1033 
1034 static uint64_t vi_get_pcie_replay_count(struct amdgpu_device *adev)
1035 {
1036 	uint64_t nak_r, nak_g;
1037 
1038 	/* Get the number of NAKs received and generated */
1039 	nak_r = RREG32_PCIE(ixPCIE_RX_NUM_NAK);
1040 	nak_g = RREG32_PCIE(ixPCIE_RX_NUM_NAK_GENERATED);
1041 
1042 	/* Add the total number of NAKs, i.e the number of replays */
1043 	return (nak_r + nak_g);
1044 }
1045 
1046 static bool vi_need_reset_on_init(struct amdgpu_device *adev)
1047 {
1048 	u32 clock_cntl, pc;
1049 
1050 	if (adev->flags & AMD_IS_APU)
1051 		return false;
1052 
1053 	/* check if the SMC is already running */
1054 	clock_cntl = RREG32_SMC(ixSMC_SYSCON_CLOCK_CNTL_0);
1055 	pc = RREG32_SMC(ixSMC_PC_C);
1056 	if ((0 == REG_GET_FIELD(clock_cntl, SMC_SYSCON_CLOCK_CNTL_0, ck_disable)) &&
1057 	    (0x20100 <= pc))
1058 		return true;
1059 
1060 	return false;
1061 }
1062 
1063 static void vi_pre_asic_init(struct amdgpu_device *adev)
1064 {
1065 }
1066 
1067 static const struct amdgpu_asic_funcs vi_asic_funcs =
1068 {
1069 	.read_disabled_bios = &vi_read_disabled_bios,
1070 	.read_bios_from_rom = &vi_read_bios_from_rom,
1071 	.read_register = &vi_read_register,
1072 	.reset = &vi_asic_reset,
1073 	.reset_method = &vi_asic_reset_method,
1074 	.set_vga_state = &vi_vga_set_state,
1075 	.get_xclk = &vi_get_xclk,
1076 	.set_uvd_clocks = &vi_set_uvd_clocks,
1077 	.set_vce_clocks = &vi_set_vce_clocks,
1078 	.get_config_memsize = &vi_get_config_memsize,
1079 	.flush_hdp = &vi_flush_hdp,
1080 	.invalidate_hdp = &vi_invalidate_hdp,
1081 	.need_full_reset = &vi_need_full_reset,
1082 	.init_doorbell_index = &legacy_doorbell_index_init,
1083 	.get_pcie_usage = &vi_get_pcie_usage,
1084 	.need_reset_on_init = &vi_need_reset_on_init,
1085 	.get_pcie_replay_count = &vi_get_pcie_replay_count,
1086 	.supports_baco = &vi_asic_supports_baco,
1087 	.pre_asic_init = &vi_pre_asic_init,
1088 };
1089 
1090 #define CZ_REV_BRISTOL(rev)	 \
1091 	((rev >= 0xC8 && rev <= 0xCE) || (rev >= 0xE1 && rev <= 0xE6))
1092 
1093 static int vi_common_early_init(void *handle)
1094 {
1095 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1096 
1097 	if (adev->flags & AMD_IS_APU) {
1098 		adev->smc_rreg = &cz_smc_rreg;
1099 		adev->smc_wreg = &cz_smc_wreg;
1100 	} else {
1101 		adev->smc_rreg = &vi_smc_rreg;
1102 		adev->smc_wreg = &vi_smc_wreg;
1103 	}
1104 	adev->pcie_rreg = &vi_pcie_rreg;
1105 	adev->pcie_wreg = &vi_pcie_wreg;
1106 	adev->uvd_ctx_rreg = &vi_uvd_ctx_rreg;
1107 	adev->uvd_ctx_wreg = &vi_uvd_ctx_wreg;
1108 	adev->didt_rreg = &vi_didt_rreg;
1109 	adev->didt_wreg = &vi_didt_wreg;
1110 	adev->gc_cac_rreg = &vi_gc_cac_rreg;
1111 	adev->gc_cac_wreg = &vi_gc_cac_wreg;
1112 
1113 	adev->asic_funcs = &vi_asic_funcs;
1114 
1115 	adev->rev_id = vi_get_rev_id(adev);
1116 	adev->external_rev_id = 0xFF;
1117 	switch (adev->asic_type) {
1118 	case CHIP_TOPAZ:
1119 		adev->cg_flags = 0;
1120 		adev->pg_flags = 0;
1121 		adev->external_rev_id = 0x1;
1122 		break;
1123 	case CHIP_FIJI:
1124 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1125 			AMD_CG_SUPPORT_GFX_MGLS |
1126 			AMD_CG_SUPPORT_GFX_RLC_LS |
1127 			AMD_CG_SUPPORT_GFX_CP_LS |
1128 			AMD_CG_SUPPORT_GFX_CGTS |
1129 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1130 			AMD_CG_SUPPORT_GFX_CGCG |
1131 			AMD_CG_SUPPORT_GFX_CGLS |
1132 			AMD_CG_SUPPORT_SDMA_MGCG |
1133 			AMD_CG_SUPPORT_SDMA_LS |
1134 			AMD_CG_SUPPORT_BIF_LS |
1135 			AMD_CG_SUPPORT_HDP_MGCG |
1136 			AMD_CG_SUPPORT_HDP_LS |
1137 			AMD_CG_SUPPORT_ROM_MGCG |
1138 			AMD_CG_SUPPORT_MC_MGCG |
1139 			AMD_CG_SUPPORT_MC_LS |
1140 			AMD_CG_SUPPORT_UVD_MGCG;
1141 		adev->pg_flags = 0;
1142 		adev->external_rev_id = adev->rev_id + 0x3c;
1143 		break;
1144 	case CHIP_TONGA:
1145 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1146 			AMD_CG_SUPPORT_GFX_CGCG |
1147 			AMD_CG_SUPPORT_GFX_CGLS |
1148 			AMD_CG_SUPPORT_SDMA_MGCG |
1149 			AMD_CG_SUPPORT_SDMA_LS |
1150 			AMD_CG_SUPPORT_BIF_LS |
1151 			AMD_CG_SUPPORT_HDP_MGCG |
1152 			AMD_CG_SUPPORT_HDP_LS |
1153 			AMD_CG_SUPPORT_ROM_MGCG |
1154 			AMD_CG_SUPPORT_MC_MGCG |
1155 			AMD_CG_SUPPORT_MC_LS |
1156 			AMD_CG_SUPPORT_DRM_LS |
1157 			AMD_CG_SUPPORT_UVD_MGCG;
1158 		adev->pg_flags = 0;
1159 		adev->external_rev_id = adev->rev_id + 0x14;
1160 		break;
1161 	case CHIP_POLARIS11:
1162 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1163 			AMD_CG_SUPPORT_GFX_RLC_LS |
1164 			AMD_CG_SUPPORT_GFX_CP_LS |
1165 			AMD_CG_SUPPORT_GFX_CGCG |
1166 			AMD_CG_SUPPORT_GFX_CGLS |
1167 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1168 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1169 			AMD_CG_SUPPORT_SDMA_MGCG |
1170 			AMD_CG_SUPPORT_SDMA_LS |
1171 			AMD_CG_SUPPORT_BIF_MGCG |
1172 			AMD_CG_SUPPORT_BIF_LS |
1173 			AMD_CG_SUPPORT_HDP_MGCG |
1174 			AMD_CG_SUPPORT_HDP_LS |
1175 			AMD_CG_SUPPORT_ROM_MGCG |
1176 			AMD_CG_SUPPORT_MC_MGCG |
1177 			AMD_CG_SUPPORT_MC_LS |
1178 			AMD_CG_SUPPORT_DRM_LS |
1179 			AMD_CG_SUPPORT_UVD_MGCG |
1180 			AMD_CG_SUPPORT_VCE_MGCG;
1181 		adev->pg_flags = 0;
1182 		adev->external_rev_id = adev->rev_id + 0x5A;
1183 		break;
1184 	case CHIP_POLARIS10:
1185 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1186 			AMD_CG_SUPPORT_GFX_RLC_LS |
1187 			AMD_CG_SUPPORT_GFX_CP_LS |
1188 			AMD_CG_SUPPORT_GFX_CGCG |
1189 			AMD_CG_SUPPORT_GFX_CGLS |
1190 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1191 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1192 			AMD_CG_SUPPORT_SDMA_MGCG |
1193 			AMD_CG_SUPPORT_SDMA_LS |
1194 			AMD_CG_SUPPORT_BIF_MGCG |
1195 			AMD_CG_SUPPORT_BIF_LS |
1196 			AMD_CG_SUPPORT_HDP_MGCG |
1197 			AMD_CG_SUPPORT_HDP_LS |
1198 			AMD_CG_SUPPORT_ROM_MGCG |
1199 			AMD_CG_SUPPORT_MC_MGCG |
1200 			AMD_CG_SUPPORT_MC_LS |
1201 			AMD_CG_SUPPORT_DRM_LS |
1202 			AMD_CG_SUPPORT_UVD_MGCG |
1203 			AMD_CG_SUPPORT_VCE_MGCG;
1204 		adev->pg_flags = 0;
1205 		adev->external_rev_id = adev->rev_id + 0x50;
1206 		break;
1207 	case CHIP_POLARIS12:
1208 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1209 			AMD_CG_SUPPORT_GFX_RLC_LS |
1210 			AMD_CG_SUPPORT_GFX_CP_LS |
1211 			AMD_CG_SUPPORT_GFX_CGCG |
1212 			AMD_CG_SUPPORT_GFX_CGLS |
1213 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1214 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1215 			AMD_CG_SUPPORT_SDMA_MGCG |
1216 			AMD_CG_SUPPORT_SDMA_LS |
1217 			AMD_CG_SUPPORT_BIF_MGCG |
1218 			AMD_CG_SUPPORT_BIF_LS |
1219 			AMD_CG_SUPPORT_HDP_MGCG |
1220 			AMD_CG_SUPPORT_HDP_LS |
1221 			AMD_CG_SUPPORT_ROM_MGCG |
1222 			AMD_CG_SUPPORT_MC_MGCG |
1223 			AMD_CG_SUPPORT_MC_LS |
1224 			AMD_CG_SUPPORT_DRM_LS |
1225 			AMD_CG_SUPPORT_UVD_MGCG |
1226 			AMD_CG_SUPPORT_VCE_MGCG;
1227 		adev->pg_flags = 0;
1228 		adev->external_rev_id = adev->rev_id + 0x64;
1229 		break;
1230 	case CHIP_VEGAM:
1231 		adev->cg_flags = 0;
1232 			/*AMD_CG_SUPPORT_GFX_MGCG |
1233 			AMD_CG_SUPPORT_GFX_RLC_LS |
1234 			AMD_CG_SUPPORT_GFX_CP_LS |
1235 			AMD_CG_SUPPORT_GFX_CGCG |
1236 			AMD_CG_SUPPORT_GFX_CGLS |
1237 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1238 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1239 			AMD_CG_SUPPORT_SDMA_MGCG |
1240 			AMD_CG_SUPPORT_SDMA_LS |
1241 			AMD_CG_SUPPORT_BIF_MGCG |
1242 			AMD_CG_SUPPORT_BIF_LS |
1243 			AMD_CG_SUPPORT_HDP_MGCG |
1244 			AMD_CG_SUPPORT_HDP_LS |
1245 			AMD_CG_SUPPORT_ROM_MGCG |
1246 			AMD_CG_SUPPORT_MC_MGCG |
1247 			AMD_CG_SUPPORT_MC_LS |
1248 			AMD_CG_SUPPORT_DRM_LS |
1249 			AMD_CG_SUPPORT_UVD_MGCG |
1250 			AMD_CG_SUPPORT_VCE_MGCG;*/
1251 		adev->pg_flags = 0;
1252 		adev->external_rev_id = adev->rev_id + 0x6E;
1253 		break;
1254 	case CHIP_CARRIZO:
1255 		adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1256 			AMD_CG_SUPPORT_GFX_MGCG |
1257 			AMD_CG_SUPPORT_GFX_MGLS |
1258 			AMD_CG_SUPPORT_GFX_RLC_LS |
1259 			AMD_CG_SUPPORT_GFX_CP_LS |
1260 			AMD_CG_SUPPORT_GFX_CGTS |
1261 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1262 			AMD_CG_SUPPORT_GFX_CGCG |
1263 			AMD_CG_SUPPORT_GFX_CGLS |
1264 			AMD_CG_SUPPORT_BIF_LS |
1265 			AMD_CG_SUPPORT_HDP_MGCG |
1266 			AMD_CG_SUPPORT_HDP_LS |
1267 			AMD_CG_SUPPORT_SDMA_MGCG |
1268 			AMD_CG_SUPPORT_SDMA_LS |
1269 			AMD_CG_SUPPORT_VCE_MGCG;
1270 		/* rev0 hardware requires workarounds to support PG */
1271 		adev->pg_flags = 0;
1272 		if (adev->rev_id != 0x00 || CZ_REV_BRISTOL(adev->pdev->revision)) {
1273 			adev->pg_flags |= AMD_PG_SUPPORT_GFX_SMG |
1274 				AMD_PG_SUPPORT_GFX_PIPELINE |
1275 				AMD_PG_SUPPORT_CP |
1276 				AMD_PG_SUPPORT_UVD |
1277 				AMD_PG_SUPPORT_VCE;
1278 		}
1279 		adev->external_rev_id = adev->rev_id + 0x1;
1280 		break;
1281 	case CHIP_STONEY:
1282 		adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1283 			AMD_CG_SUPPORT_GFX_MGCG |
1284 			AMD_CG_SUPPORT_GFX_MGLS |
1285 			AMD_CG_SUPPORT_GFX_RLC_LS |
1286 			AMD_CG_SUPPORT_GFX_CP_LS |
1287 			AMD_CG_SUPPORT_GFX_CGTS |
1288 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1289 			AMD_CG_SUPPORT_GFX_CGLS |
1290 			AMD_CG_SUPPORT_BIF_LS |
1291 			AMD_CG_SUPPORT_HDP_MGCG |
1292 			AMD_CG_SUPPORT_HDP_LS |
1293 			AMD_CG_SUPPORT_SDMA_MGCG |
1294 			AMD_CG_SUPPORT_SDMA_LS |
1295 			AMD_CG_SUPPORT_VCE_MGCG;
1296 		adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
1297 			AMD_PG_SUPPORT_GFX_SMG |
1298 			AMD_PG_SUPPORT_GFX_PIPELINE |
1299 			AMD_PG_SUPPORT_CP |
1300 			AMD_PG_SUPPORT_UVD |
1301 			AMD_PG_SUPPORT_VCE;
1302 		adev->external_rev_id = adev->rev_id + 0x61;
1303 		break;
1304 	default:
1305 		/* FIXME: not supported yet */
1306 		return -EINVAL;
1307 	}
1308 
1309 	if (amdgpu_sriov_vf(adev)) {
1310 		amdgpu_virt_init_setting(adev);
1311 		xgpu_vi_mailbox_set_irq_funcs(adev);
1312 	}
1313 
1314 	return 0;
1315 }
1316 
1317 static int vi_common_late_init(void *handle)
1318 {
1319 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1320 
1321 	if (amdgpu_sriov_vf(adev))
1322 		xgpu_vi_mailbox_get_irq(adev);
1323 
1324 	return 0;
1325 }
1326 
1327 static int vi_common_sw_init(void *handle)
1328 {
1329 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1330 
1331 	if (amdgpu_sriov_vf(adev))
1332 		xgpu_vi_mailbox_add_irq_id(adev);
1333 
1334 	return 0;
1335 }
1336 
1337 static int vi_common_sw_fini(void *handle)
1338 {
1339 	return 0;
1340 }
1341 
1342 static int vi_common_hw_init(void *handle)
1343 {
1344 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1345 
1346 	/* move the golden regs per IP block */
1347 	vi_init_golden_registers(adev);
1348 	/* enable pcie gen2/3 link */
1349 	vi_pcie_gen3_enable(adev);
1350 	/* enable aspm */
1351 	vi_program_aspm(adev);
1352 	/* enable the doorbell aperture */
1353 	vi_enable_doorbell_aperture(adev, true);
1354 
1355 	return 0;
1356 }
1357 
1358 static int vi_common_hw_fini(void *handle)
1359 {
1360 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1361 
1362 	/* enable the doorbell aperture */
1363 	vi_enable_doorbell_aperture(adev, false);
1364 
1365 	if (amdgpu_sriov_vf(adev))
1366 		xgpu_vi_mailbox_put_irq(adev);
1367 
1368 	return 0;
1369 }
1370 
1371 static int vi_common_suspend(void *handle)
1372 {
1373 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1374 
1375 	return vi_common_hw_fini(adev);
1376 }
1377 
1378 static int vi_common_resume(void *handle)
1379 {
1380 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1381 
1382 	return vi_common_hw_init(adev);
1383 }
1384 
1385 static bool vi_common_is_idle(void *handle)
1386 {
1387 	return true;
1388 }
1389 
1390 static int vi_common_wait_for_idle(void *handle)
1391 {
1392 	return 0;
1393 }
1394 
1395 static int vi_common_soft_reset(void *handle)
1396 {
1397 	return 0;
1398 }
1399 
1400 static void vi_update_bif_medium_grain_light_sleep(struct amdgpu_device *adev,
1401 						   bool enable)
1402 {
1403 	uint32_t temp, data;
1404 
1405 	temp = data = RREG32_PCIE(ixPCIE_CNTL2);
1406 
1407 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS))
1408 		data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1409 				PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1410 				PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK;
1411 	else
1412 		data &= ~(PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1413 				PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1414 				PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK);
1415 
1416 	if (temp != data)
1417 		WREG32_PCIE(ixPCIE_CNTL2, data);
1418 }
1419 
1420 static void vi_update_hdp_medium_grain_clock_gating(struct amdgpu_device *adev,
1421 						    bool enable)
1422 {
1423 	uint32_t temp, data;
1424 
1425 	temp = data = RREG32(mmHDP_HOST_PATH_CNTL);
1426 
1427 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG))
1428 		data &= ~HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1429 	else
1430 		data |= HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1431 
1432 	if (temp != data)
1433 		WREG32(mmHDP_HOST_PATH_CNTL, data);
1434 }
1435 
1436 static void vi_update_hdp_light_sleep(struct amdgpu_device *adev,
1437 				      bool enable)
1438 {
1439 	uint32_t temp, data;
1440 
1441 	temp = data = RREG32(mmHDP_MEM_POWER_LS);
1442 
1443 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1444 		data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1445 	else
1446 		data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1447 
1448 	if (temp != data)
1449 		WREG32(mmHDP_MEM_POWER_LS, data);
1450 }
1451 
1452 static void vi_update_drm_light_sleep(struct amdgpu_device *adev,
1453 				      bool enable)
1454 {
1455 	uint32_t temp, data;
1456 
1457 	temp = data = RREG32(0x157a);
1458 
1459 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1460 		data |= 1;
1461 	else
1462 		data &= ~1;
1463 
1464 	if (temp != data)
1465 		WREG32(0x157a, data);
1466 }
1467 
1468 
1469 static void vi_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
1470 						    bool enable)
1471 {
1472 	uint32_t temp, data;
1473 
1474 	temp = data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1475 
1476 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
1477 		data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1478 				CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
1479 	else
1480 		data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1481 				CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
1482 
1483 	if (temp != data)
1484 		WREG32_SMC(ixCGTT_ROM_CLK_CTRL0, data);
1485 }
1486 
1487 static int vi_common_set_clockgating_state_by_smu(void *handle,
1488 					   enum amd_clockgating_state state)
1489 {
1490 	uint32_t msg_id, pp_state = 0;
1491 	uint32_t pp_support_state = 0;
1492 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1493 
1494 	if (adev->cg_flags & (AMD_CG_SUPPORT_MC_LS | AMD_CG_SUPPORT_MC_MGCG)) {
1495 		if (adev->cg_flags & AMD_CG_SUPPORT_MC_LS) {
1496 			pp_support_state = PP_STATE_SUPPORT_LS;
1497 			pp_state = PP_STATE_LS;
1498 		}
1499 		if (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG) {
1500 			pp_support_state |= PP_STATE_SUPPORT_CG;
1501 			pp_state |= PP_STATE_CG;
1502 		}
1503 		if (state == AMD_CG_STATE_UNGATE)
1504 			pp_state = 0;
1505 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1506 			       PP_BLOCK_SYS_MC,
1507 			       pp_support_state,
1508 			       pp_state);
1509 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1510 	}
1511 
1512 	if (adev->cg_flags & (AMD_CG_SUPPORT_SDMA_LS | AMD_CG_SUPPORT_SDMA_MGCG)) {
1513 		if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_LS) {
1514 			pp_support_state = PP_STATE_SUPPORT_LS;
1515 			pp_state = PP_STATE_LS;
1516 		}
1517 		if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG) {
1518 			pp_support_state |= PP_STATE_SUPPORT_CG;
1519 			pp_state |= PP_STATE_CG;
1520 		}
1521 		if (state == AMD_CG_STATE_UNGATE)
1522 			pp_state = 0;
1523 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1524 			       PP_BLOCK_SYS_SDMA,
1525 			       pp_support_state,
1526 			       pp_state);
1527 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1528 	}
1529 
1530 	if (adev->cg_flags & (AMD_CG_SUPPORT_HDP_LS | AMD_CG_SUPPORT_HDP_MGCG)) {
1531 		if (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS) {
1532 			pp_support_state = PP_STATE_SUPPORT_LS;
1533 			pp_state = PP_STATE_LS;
1534 		}
1535 		if (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG) {
1536 			pp_support_state |= PP_STATE_SUPPORT_CG;
1537 			pp_state |= PP_STATE_CG;
1538 		}
1539 		if (state == AMD_CG_STATE_UNGATE)
1540 			pp_state = 0;
1541 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1542 			       PP_BLOCK_SYS_HDP,
1543 			       pp_support_state,
1544 			       pp_state);
1545 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1546 	}
1547 
1548 
1549 	if (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS) {
1550 		if (state == AMD_CG_STATE_UNGATE)
1551 			pp_state = 0;
1552 		else
1553 			pp_state = PP_STATE_LS;
1554 
1555 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1556 			       PP_BLOCK_SYS_BIF,
1557 			       PP_STATE_SUPPORT_LS,
1558 			        pp_state);
1559 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1560 	}
1561 	if (adev->cg_flags & AMD_CG_SUPPORT_BIF_MGCG) {
1562 		if (state == AMD_CG_STATE_UNGATE)
1563 			pp_state = 0;
1564 		else
1565 			pp_state = PP_STATE_CG;
1566 
1567 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1568 			       PP_BLOCK_SYS_BIF,
1569 			       PP_STATE_SUPPORT_CG,
1570 			       pp_state);
1571 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1572 	}
1573 
1574 	if (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS) {
1575 
1576 		if (state == AMD_CG_STATE_UNGATE)
1577 			pp_state = 0;
1578 		else
1579 			pp_state = PP_STATE_LS;
1580 
1581 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1582 			       PP_BLOCK_SYS_DRM,
1583 			       PP_STATE_SUPPORT_LS,
1584 			       pp_state);
1585 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1586 	}
1587 
1588 	if (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG) {
1589 
1590 		if (state == AMD_CG_STATE_UNGATE)
1591 			pp_state = 0;
1592 		else
1593 			pp_state = PP_STATE_CG;
1594 
1595 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1596 			       PP_BLOCK_SYS_ROM,
1597 			       PP_STATE_SUPPORT_CG,
1598 			       pp_state);
1599 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1600 	}
1601 	return 0;
1602 }
1603 
1604 static int vi_common_set_clockgating_state(void *handle,
1605 					   enum amd_clockgating_state state)
1606 {
1607 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1608 
1609 	if (amdgpu_sriov_vf(adev))
1610 		return 0;
1611 
1612 	switch (adev->asic_type) {
1613 	case CHIP_FIJI:
1614 		vi_update_bif_medium_grain_light_sleep(adev,
1615 				state == AMD_CG_STATE_GATE);
1616 		vi_update_hdp_medium_grain_clock_gating(adev,
1617 				state == AMD_CG_STATE_GATE);
1618 		vi_update_hdp_light_sleep(adev,
1619 				state == AMD_CG_STATE_GATE);
1620 		vi_update_rom_medium_grain_clock_gating(adev,
1621 				state == AMD_CG_STATE_GATE);
1622 		break;
1623 	case CHIP_CARRIZO:
1624 	case CHIP_STONEY:
1625 		vi_update_bif_medium_grain_light_sleep(adev,
1626 				state == AMD_CG_STATE_GATE);
1627 		vi_update_hdp_medium_grain_clock_gating(adev,
1628 				state == AMD_CG_STATE_GATE);
1629 		vi_update_hdp_light_sleep(adev,
1630 				state == AMD_CG_STATE_GATE);
1631 		vi_update_drm_light_sleep(adev,
1632 				state == AMD_CG_STATE_GATE);
1633 		break;
1634 	case CHIP_TONGA:
1635 	case CHIP_POLARIS10:
1636 	case CHIP_POLARIS11:
1637 	case CHIP_POLARIS12:
1638 	case CHIP_VEGAM:
1639 		vi_common_set_clockgating_state_by_smu(adev, state);
1640 		break;
1641 	default:
1642 		break;
1643 	}
1644 	return 0;
1645 }
1646 
1647 static int vi_common_set_powergating_state(void *handle,
1648 					    enum amd_powergating_state state)
1649 {
1650 	return 0;
1651 }
1652 
1653 static void vi_common_get_clockgating_state(void *handle, u32 *flags)
1654 {
1655 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1656 	int data;
1657 
1658 	if (amdgpu_sriov_vf(adev))
1659 		*flags = 0;
1660 
1661 	/* AMD_CG_SUPPORT_BIF_LS */
1662 	data = RREG32_PCIE(ixPCIE_CNTL2);
1663 	if (data & PCIE_CNTL2__SLV_MEM_LS_EN_MASK)
1664 		*flags |= AMD_CG_SUPPORT_BIF_LS;
1665 
1666 	/* AMD_CG_SUPPORT_HDP_LS */
1667 	data = RREG32(mmHDP_MEM_POWER_LS);
1668 	if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
1669 		*flags |= AMD_CG_SUPPORT_HDP_LS;
1670 
1671 	/* AMD_CG_SUPPORT_HDP_MGCG */
1672 	data = RREG32(mmHDP_HOST_PATH_CNTL);
1673 	if (!(data & HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK))
1674 		*flags |= AMD_CG_SUPPORT_HDP_MGCG;
1675 
1676 	/* AMD_CG_SUPPORT_ROM_MGCG */
1677 	data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1678 	if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))
1679 		*flags |= AMD_CG_SUPPORT_ROM_MGCG;
1680 }
1681 
1682 static const struct amd_ip_funcs vi_common_ip_funcs = {
1683 	.name = "vi_common",
1684 	.early_init = vi_common_early_init,
1685 	.late_init = vi_common_late_init,
1686 	.sw_init = vi_common_sw_init,
1687 	.sw_fini = vi_common_sw_fini,
1688 	.hw_init = vi_common_hw_init,
1689 	.hw_fini = vi_common_hw_fini,
1690 	.suspend = vi_common_suspend,
1691 	.resume = vi_common_resume,
1692 	.is_idle = vi_common_is_idle,
1693 	.wait_for_idle = vi_common_wait_for_idle,
1694 	.soft_reset = vi_common_soft_reset,
1695 	.set_clockgating_state = vi_common_set_clockgating_state,
1696 	.set_powergating_state = vi_common_set_powergating_state,
1697 	.get_clockgating_state = vi_common_get_clockgating_state,
1698 };
1699 
1700 static const struct amdgpu_ip_block_version vi_common_ip_block =
1701 {
1702 	.type = AMD_IP_BLOCK_TYPE_COMMON,
1703 	.major = 1,
1704 	.minor = 0,
1705 	.rev = 0,
1706 	.funcs = &vi_common_ip_funcs,
1707 };
1708 
1709 void vi_set_virt_ops(struct amdgpu_device *adev)
1710 {
1711 	adev->virt.ops = &xgpu_vi_virt_ops;
1712 }
1713 
1714 int vi_set_ip_blocks(struct amdgpu_device *adev)
1715 {
1716 	switch (adev->asic_type) {
1717 	case CHIP_TOPAZ:
1718 		/* topaz has no DCE, UVD, VCE */
1719 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1720 		amdgpu_device_ip_block_add(adev, &gmc_v7_4_ip_block);
1721 		amdgpu_device_ip_block_add(adev, &iceland_ih_ip_block);
1722 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1723 		amdgpu_device_ip_block_add(adev, &sdma_v2_4_ip_block);
1724 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1725 		if (adev->enable_virtual_display)
1726 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1727 		break;
1728 	case CHIP_FIJI:
1729 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1730 		amdgpu_device_ip_block_add(adev, &gmc_v8_5_ip_block);
1731 		amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
1732 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1733 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
1734 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1735 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
1736 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1737 #if defined(CONFIG_DRM_AMD_DC)
1738 		else if (amdgpu_device_has_dc_support(adev))
1739 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
1740 #endif
1741 		else
1742 			amdgpu_device_ip_block_add(adev, &dce_v10_1_ip_block);
1743 		if (!amdgpu_sriov_vf(adev)) {
1744 			amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block);
1745 			amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block);
1746 		}
1747 		break;
1748 	case CHIP_TONGA:
1749 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1750 		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
1751 		amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
1752 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1753 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
1754 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1755 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
1756 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1757 #if defined(CONFIG_DRM_AMD_DC)
1758 		else if (amdgpu_device_has_dc_support(adev))
1759 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
1760 #endif
1761 		else
1762 			amdgpu_device_ip_block_add(adev, &dce_v10_0_ip_block);
1763 		if (!amdgpu_sriov_vf(adev)) {
1764 			amdgpu_device_ip_block_add(adev, &uvd_v5_0_ip_block);
1765 			amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block);
1766 		}
1767 		break;
1768 	case CHIP_POLARIS10:
1769 	case CHIP_POLARIS11:
1770 	case CHIP_POLARIS12:
1771 	case CHIP_VEGAM:
1772 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1773 		amdgpu_device_ip_block_add(adev, &gmc_v8_1_ip_block);
1774 		amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
1775 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1776 		amdgpu_device_ip_block_add(adev, &sdma_v3_1_ip_block);
1777 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1778 		if (adev->enable_virtual_display)
1779 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1780 #if defined(CONFIG_DRM_AMD_DC)
1781 		else if (amdgpu_device_has_dc_support(adev))
1782 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
1783 #endif
1784 		else
1785 			amdgpu_device_ip_block_add(adev, &dce_v11_2_ip_block);
1786 		amdgpu_device_ip_block_add(adev, &uvd_v6_3_ip_block);
1787 		amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block);
1788 		break;
1789 	case CHIP_CARRIZO:
1790 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1791 		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
1792 		amdgpu_device_ip_block_add(adev, &cz_ih_ip_block);
1793 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1794 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
1795 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1796 		if (adev->enable_virtual_display)
1797 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1798 #if defined(CONFIG_DRM_AMD_DC)
1799 		else if (amdgpu_device_has_dc_support(adev))
1800 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
1801 #endif
1802 		else
1803 			amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block);
1804 		amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block);
1805 		amdgpu_device_ip_block_add(adev, &vce_v3_1_ip_block);
1806 #if defined(CONFIG_DRM_AMD_ACP)
1807 		amdgpu_device_ip_block_add(adev, &acp_ip_block);
1808 #endif
1809 		break;
1810 	case CHIP_STONEY:
1811 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1812 		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
1813 		amdgpu_device_ip_block_add(adev, &cz_ih_ip_block);
1814 		amdgpu_device_ip_block_add(adev, &gfx_v8_1_ip_block);
1815 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
1816 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1817 		if (adev->enable_virtual_display)
1818 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1819 #if defined(CONFIG_DRM_AMD_DC)
1820 		else if (amdgpu_device_has_dc_support(adev))
1821 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
1822 #endif
1823 		else
1824 			amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block);
1825 		amdgpu_device_ip_block_add(adev, &uvd_v6_2_ip_block);
1826 		amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block);
1827 #if defined(CONFIG_DRM_AMD_ACP)
1828 		amdgpu_device_ip_block_add(adev, &acp_ip_block);
1829 #endif
1830 		break;
1831 	default:
1832 		/* FIXME: not supported yet */
1833 		return -EINVAL;
1834 	}
1835 
1836 	return 0;
1837 }
1838 
1839 void legacy_doorbell_index_init(struct amdgpu_device *adev)
1840 {
1841 	adev->doorbell_index.kiq = AMDGPU_DOORBELL_KIQ;
1842 	adev->doorbell_index.mec_ring0 = AMDGPU_DOORBELL_MEC_RING0;
1843 	adev->doorbell_index.mec_ring1 = AMDGPU_DOORBELL_MEC_RING1;
1844 	adev->doorbell_index.mec_ring2 = AMDGPU_DOORBELL_MEC_RING2;
1845 	adev->doorbell_index.mec_ring3 = AMDGPU_DOORBELL_MEC_RING3;
1846 	adev->doorbell_index.mec_ring4 = AMDGPU_DOORBELL_MEC_RING4;
1847 	adev->doorbell_index.mec_ring5 = AMDGPU_DOORBELL_MEC_RING5;
1848 	adev->doorbell_index.mec_ring6 = AMDGPU_DOORBELL_MEC_RING6;
1849 	adev->doorbell_index.mec_ring7 = AMDGPU_DOORBELL_MEC_RING7;
1850 	adev->doorbell_index.gfx_ring0 = AMDGPU_DOORBELL_GFX_RING0;
1851 	adev->doorbell_index.sdma_engine[0] = AMDGPU_DOORBELL_sDMA_ENGINE0;
1852 	adev->doorbell_index.sdma_engine[1] = AMDGPU_DOORBELL_sDMA_ENGINE1;
1853 	adev->doorbell_index.ih = AMDGPU_DOORBELL_IH;
1854 	adev->doorbell_index.max_assignment = AMDGPU_DOORBELL_MAX_ASSIGNMENT;
1855 }
1856