xref: /linux/drivers/gpu/drm/amd/amdgpu/vi.c (revision b8d312aa075f33282565467662c4628dae0a2aff)
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 void vi_detect_hw_virtualization(struct amdgpu_device *adev)
452 {
453 	uint32_t reg = 0;
454 
455 	if (adev->asic_type == CHIP_TONGA ||
456 	    adev->asic_type == CHIP_FIJI) {
457 	       reg = RREG32(mmBIF_IOV_FUNC_IDENTIFIER);
458 	       /* bit0: 0 means pf and 1 means vf */
459 	       if (REG_GET_FIELD(reg, BIF_IOV_FUNC_IDENTIFIER, FUNC_IDENTIFIER))
460 		       adev->virt.caps |= AMDGPU_SRIOV_CAPS_IS_VF;
461 	       /* bit31: 0 means disable IOV and 1 means enable */
462 	       if (REG_GET_FIELD(reg, BIF_IOV_FUNC_IDENTIFIER, IOV_ENABLE))
463 		       adev->virt.caps |= AMDGPU_SRIOV_CAPS_ENABLE_IOV;
464 	}
465 
466 	if (reg == 0) {
467 		if (is_virtual_machine()) /* passthrough mode exclus sr-iov mode */
468 			adev->virt.caps |= AMDGPU_PASSTHROUGH_MODE;
469 	}
470 }
471 
472 static const struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {
473 	{mmGRBM_STATUS},
474 	{mmGRBM_STATUS2},
475 	{mmGRBM_STATUS_SE0},
476 	{mmGRBM_STATUS_SE1},
477 	{mmGRBM_STATUS_SE2},
478 	{mmGRBM_STATUS_SE3},
479 	{mmSRBM_STATUS},
480 	{mmSRBM_STATUS2},
481 	{mmSRBM_STATUS3},
482 	{mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET},
483 	{mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET},
484 	{mmCP_STAT},
485 	{mmCP_STALLED_STAT1},
486 	{mmCP_STALLED_STAT2},
487 	{mmCP_STALLED_STAT3},
488 	{mmCP_CPF_BUSY_STAT},
489 	{mmCP_CPF_STALLED_STAT1},
490 	{mmCP_CPF_STATUS},
491 	{mmCP_CPC_BUSY_STAT},
492 	{mmCP_CPC_STALLED_STAT1},
493 	{mmCP_CPC_STATUS},
494 	{mmGB_ADDR_CONFIG},
495 	{mmMC_ARB_RAMCFG},
496 	{mmGB_TILE_MODE0},
497 	{mmGB_TILE_MODE1},
498 	{mmGB_TILE_MODE2},
499 	{mmGB_TILE_MODE3},
500 	{mmGB_TILE_MODE4},
501 	{mmGB_TILE_MODE5},
502 	{mmGB_TILE_MODE6},
503 	{mmGB_TILE_MODE7},
504 	{mmGB_TILE_MODE8},
505 	{mmGB_TILE_MODE9},
506 	{mmGB_TILE_MODE10},
507 	{mmGB_TILE_MODE11},
508 	{mmGB_TILE_MODE12},
509 	{mmGB_TILE_MODE13},
510 	{mmGB_TILE_MODE14},
511 	{mmGB_TILE_MODE15},
512 	{mmGB_TILE_MODE16},
513 	{mmGB_TILE_MODE17},
514 	{mmGB_TILE_MODE18},
515 	{mmGB_TILE_MODE19},
516 	{mmGB_TILE_MODE20},
517 	{mmGB_TILE_MODE21},
518 	{mmGB_TILE_MODE22},
519 	{mmGB_TILE_MODE23},
520 	{mmGB_TILE_MODE24},
521 	{mmGB_TILE_MODE25},
522 	{mmGB_TILE_MODE26},
523 	{mmGB_TILE_MODE27},
524 	{mmGB_TILE_MODE28},
525 	{mmGB_TILE_MODE29},
526 	{mmGB_TILE_MODE30},
527 	{mmGB_TILE_MODE31},
528 	{mmGB_MACROTILE_MODE0},
529 	{mmGB_MACROTILE_MODE1},
530 	{mmGB_MACROTILE_MODE2},
531 	{mmGB_MACROTILE_MODE3},
532 	{mmGB_MACROTILE_MODE4},
533 	{mmGB_MACROTILE_MODE5},
534 	{mmGB_MACROTILE_MODE6},
535 	{mmGB_MACROTILE_MODE7},
536 	{mmGB_MACROTILE_MODE8},
537 	{mmGB_MACROTILE_MODE9},
538 	{mmGB_MACROTILE_MODE10},
539 	{mmGB_MACROTILE_MODE11},
540 	{mmGB_MACROTILE_MODE12},
541 	{mmGB_MACROTILE_MODE13},
542 	{mmGB_MACROTILE_MODE14},
543 	{mmGB_MACROTILE_MODE15},
544 	{mmCC_RB_BACKEND_DISABLE, true},
545 	{mmGC_USER_RB_BACKEND_DISABLE, true},
546 	{mmGB_BACKEND_MAP, false},
547 	{mmPA_SC_RASTER_CONFIG, true},
548 	{mmPA_SC_RASTER_CONFIG_1, true},
549 };
550 
551 static uint32_t vi_get_register_value(struct amdgpu_device *adev,
552 				      bool indexed, u32 se_num,
553 				      u32 sh_num, u32 reg_offset)
554 {
555 	if (indexed) {
556 		uint32_t val;
557 		unsigned se_idx = (se_num == 0xffffffff) ? 0 : se_num;
558 		unsigned sh_idx = (sh_num == 0xffffffff) ? 0 : sh_num;
559 
560 		switch (reg_offset) {
561 		case mmCC_RB_BACKEND_DISABLE:
562 			return adev->gfx.config.rb_config[se_idx][sh_idx].rb_backend_disable;
563 		case mmGC_USER_RB_BACKEND_DISABLE:
564 			return adev->gfx.config.rb_config[se_idx][sh_idx].user_rb_backend_disable;
565 		case mmPA_SC_RASTER_CONFIG:
566 			return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config;
567 		case mmPA_SC_RASTER_CONFIG_1:
568 			return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config_1;
569 		}
570 
571 		mutex_lock(&adev->grbm_idx_mutex);
572 		if (se_num != 0xffffffff || sh_num != 0xffffffff)
573 			amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
574 
575 		val = RREG32(reg_offset);
576 
577 		if (se_num != 0xffffffff || sh_num != 0xffffffff)
578 			amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
579 		mutex_unlock(&adev->grbm_idx_mutex);
580 		return val;
581 	} else {
582 		unsigned idx;
583 
584 		switch (reg_offset) {
585 		case mmGB_ADDR_CONFIG:
586 			return adev->gfx.config.gb_addr_config;
587 		case mmMC_ARB_RAMCFG:
588 			return adev->gfx.config.mc_arb_ramcfg;
589 		case mmGB_TILE_MODE0:
590 		case mmGB_TILE_MODE1:
591 		case mmGB_TILE_MODE2:
592 		case mmGB_TILE_MODE3:
593 		case mmGB_TILE_MODE4:
594 		case mmGB_TILE_MODE5:
595 		case mmGB_TILE_MODE6:
596 		case mmGB_TILE_MODE7:
597 		case mmGB_TILE_MODE8:
598 		case mmGB_TILE_MODE9:
599 		case mmGB_TILE_MODE10:
600 		case mmGB_TILE_MODE11:
601 		case mmGB_TILE_MODE12:
602 		case mmGB_TILE_MODE13:
603 		case mmGB_TILE_MODE14:
604 		case mmGB_TILE_MODE15:
605 		case mmGB_TILE_MODE16:
606 		case mmGB_TILE_MODE17:
607 		case mmGB_TILE_MODE18:
608 		case mmGB_TILE_MODE19:
609 		case mmGB_TILE_MODE20:
610 		case mmGB_TILE_MODE21:
611 		case mmGB_TILE_MODE22:
612 		case mmGB_TILE_MODE23:
613 		case mmGB_TILE_MODE24:
614 		case mmGB_TILE_MODE25:
615 		case mmGB_TILE_MODE26:
616 		case mmGB_TILE_MODE27:
617 		case mmGB_TILE_MODE28:
618 		case mmGB_TILE_MODE29:
619 		case mmGB_TILE_MODE30:
620 		case mmGB_TILE_MODE31:
621 			idx = (reg_offset - mmGB_TILE_MODE0);
622 			return adev->gfx.config.tile_mode_array[idx];
623 		case mmGB_MACROTILE_MODE0:
624 		case mmGB_MACROTILE_MODE1:
625 		case mmGB_MACROTILE_MODE2:
626 		case mmGB_MACROTILE_MODE3:
627 		case mmGB_MACROTILE_MODE4:
628 		case mmGB_MACROTILE_MODE5:
629 		case mmGB_MACROTILE_MODE6:
630 		case mmGB_MACROTILE_MODE7:
631 		case mmGB_MACROTILE_MODE8:
632 		case mmGB_MACROTILE_MODE9:
633 		case mmGB_MACROTILE_MODE10:
634 		case mmGB_MACROTILE_MODE11:
635 		case mmGB_MACROTILE_MODE12:
636 		case mmGB_MACROTILE_MODE13:
637 		case mmGB_MACROTILE_MODE14:
638 		case mmGB_MACROTILE_MODE15:
639 			idx = (reg_offset - mmGB_MACROTILE_MODE0);
640 			return adev->gfx.config.macrotile_mode_array[idx];
641 		default:
642 			return RREG32(reg_offset);
643 		}
644 	}
645 }
646 
647 static int vi_read_register(struct amdgpu_device *adev, u32 se_num,
648 			    u32 sh_num, u32 reg_offset, u32 *value)
649 {
650 	uint32_t i;
651 
652 	*value = 0;
653 	for (i = 0; i < ARRAY_SIZE(vi_allowed_read_registers); i++) {
654 		bool indexed = vi_allowed_read_registers[i].grbm_indexed;
655 
656 		if (reg_offset != vi_allowed_read_registers[i].reg_offset)
657 			continue;
658 
659 		*value = vi_get_register_value(adev, indexed, se_num, sh_num,
660 					       reg_offset);
661 		return 0;
662 	}
663 	return -EINVAL;
664 }
665 
666 static int vi_gpu_pci_config_reset(struct amdgpu_device *adev)
667 {
668 	u32 i;
669 
670 	dev_info(adev->dev, "GPU pci config reset\n");
671 
672 	/* disable BM */
673 	pci_clear_master(adev->pdev);
674 	/* reset */
675 	amdgpu_device_pci_config_reset(adev);
676 
677 	udelay(100);
678 
679 	/* wait for asic to come out of reset */
680 	for (i = 0; i < adev->usec_timeout; i++) {
681 		if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff) {
682 			/* enable BM */
683 			pci_set_master(adev->pdev);
684 			adev->has_hw_reset = true;
685 			return 0;
686 		}
687 		udelay(1);
688 	}
689 	return -EINVAL;
690 }
691 
692 /**
693  * vi_asic_reset - soft reset GPU
694  *
695  * @adev: amdgpu_device pointer
696  *
697  * Look up which blocks are hung and attempt
698  * to reset them.
699  * Returns 0 for success.
700  */
701 static int vi_asic_reset(struct amdgpu_device *adev)
702 {
703 	int r;
704 
705 	amdgpu_atombios_scratch_regs_engine_hung(adev, true);
706 
707 	r = vi_gpu_pci_config_reset(adev);
708 
709 	amdgpu_atombios_scratch_regs_engine_hung(adev, false);
710 
711 	return r;
712 }
713 
714 static enum amd_reset_method
715 vi_asic_reset_method(struct amdgpu_device *adev)
716 {
717 	return AMD_RESET_METHOD_LEGACY;
718 }
719 
720 static u32 vi_get_config_memsize(struct amdgpu_device *adev)
721 {
722 	return RREG32(mmCONFIG_MEMSIZE);
723 }
724 
725 static int vi_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
726 			u32 cntl_reg, u32 status_reg)
727 {
728 	int r, i;
729 	struct atom_clock_dividers dividers;
730 	uint32_t tmp;
731 
732 	r = amdgpu_atombios_get_clock_dividers(adev,
733 					       COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
734 					       clock, false, &dividers);
735 	if (r)
736 		return r;
737 
738 	tmp = RREG32_SMC(cntl_reg);
739 
740 	if (adev->flags & AMD_IS_APU)
741 		tmp &= ~CG_DCLK_CNTL__DCLK_DIVIDER_MASK;
742 	else
743 		tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
744 				CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
745 	tmp |= dividers.post_divider;
746 	WREG32_SMC(cntl_reg, tmp);
747 
748 	for (i = 0; i < 100; i++) {
749 		tmp = RREG32_SMC(status_reg);
750 		if (adev->flags & AMD_IS_APU) {
751 			if (tmp & 0x10000)
752 				break;
753 		} else {
754 			if (tmp & CG_DCLK_STATUS__DCLK_STATUS_MASK)
755 				break;
756 		}
757 		mdelay(10);
758 	}
759 	if (i == 100)
760 		return -ETIMEDOUT;
761 	return 0;
762 }
763 
764 #define ixGNB_CLK1_DFS_CNTL 0xD82200F0
765 #define ixGNB_CLK1_STATUS   0xD822010C
766 #define ixGNB_CLK2_DFS_CNTL 0xD8220110
767 #define ixGNB_CLK2_STATUS   0xD822012C
768 #define ixGNB_CLK3_DFS_CNTL 0xD8220130
769 #define ixGNB_CLK3_STATUS   0xD822014C
770 
771 static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
772 {
773 	int r;
774 
775 	if (adev->flags & AMD_IS_APU) {
776 		r = vi_set_uvd_clock(adev, vclk, ixGNB_CLK2_DFS_CNTL, ixGNB_CLK2_STATUS);
777 		if (r)
778 			return r;
779 
780 		r = vi_set_uvd_clock(adev, dclk, ixGNB_CLK1_DFS_CNTL, ixGNB_CLK1_STATUS);
781 		if (r)
782 			return r;
783 	} else {
784 		r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
785 		if (r)
786 			return r;
787 
788 		r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
789 		if (r)
790 			return r;
791 	}
792 
793 	return 0;
794 }
795 
796 static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
797 {
798 	int r, i;
799 	struct atom_clock_dividers dividers;
800 	u32 tmp;
801 	u32 reg_ctrl;
802 	u32 reg_status;
803 	u32 status_mask;
804 	u32 reg_mask;
805 
806 	if (adev->flags & AMD_IS_APU) {
807 		reg_ctrl = ixGNB_CLK3_DFS_CNTL;
808 		reg_status = ixGNB_CLK3_STATUS;
809 		status_mask = 0x00010000;
810 		reg_mask = CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
811 	} else {
812 		reg_ctrl = ixCG_ECLK_CNTL;
813 		reg_status = ixCG_ECLK_STATUS;
814 		status_mask = CG_ECLK_STATUS__ECLK_STATUS_MASK;
815 		reg_mask = CG_ECLK_CNTL__ECLK_DIR_CNTL_EN_MASK | CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
816 	}
817 
818 	r = amdgpu_atombios_get_clock_dividers(adev,
819 					       COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
820 					       ecclk, false, &dividers);
821 	if (r)
822 		return r;
823 
824 	for (i = 0; i < 100; i++) {
825 		if (RREG32_SMC(reg_status) & status_mask)
826 			break;
827 		mdelay(10);
828 	}
829 
830 	if (i == 100)
831 		return -ETIMEDOUT;
832 
833 	tmp = RREG32_SMC(reg_ctrl);
834 	tmp &= ~reg_mask;
835 	tmp |= dividers.post_divider;
836 	WREG32_SMC(reg_ctrl, tmp);
837 
838 	for (i = 0; i < 100; i++) {
839 		if (RREG32_SMC(reg_status) & status_mask)
840 			break;
841 		mdelay(10);
842 	}
843 
844 	if (i == 100)
845 		return -ETIMEDOUT;
846 
847 	return 0;
848 }
849 
850 static void vi_pcie_gen3_enable(struct amdgpu_device *adev)
851 {
852 	if (pci_is_root_bus(adev->pdev->bus))
853 		return;
854 
855 	if (amdgpu_pcie_gen2 == 0)
856 		return;
857 
858 	if (adev->flags & AMD_IS_APU)
859 		return;
860 
861 	if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
862 					CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
863 		return;
864 
865 	/* todo */
866 }
867 
868 static void vi_program_aspm(struct amdgpu_device *adev)
869 {
870 
871 	if (amdgpu_aspm == 0)
872 		return;
873 
874 	/* todo */
875 }
876 
877 static void vi_enable_doorbell_aperture(struct amdgpu_device *adev,
878 					bool enable)
879 {
880 	u32 tmp;
881 
882 	/* not necessary on CZ */
883 	if (adev->flags & AMD_IS_APU)
884 		return;
885 
886 	tmp = RREG32(mmBIF_DOORBELL_APER_EN);
887 	if (enable)
888 		tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 1);
889 	else
890 		tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 0);
891 
892 	WREG32(mmBIF_DOORBELL_APER_EN, tmp);
893 }
894 
895 #define ATI_REV_ID_FUSE_MACRO__ADDRESS      0xC0014044
896 #define ATI_REV_ID_FUSE_MACRO__SHIFT        9
897 #define ATI_REV_ID_FUSE_MACRO__MASK         0x00001E00
898 
899 static uint32_t vi_get_rev_id(struct amdgpu_device *adev)
900 {
901 	if (adev->flags & AMD_IS_APU)
902 		return (RREG32_SMC(ATI_REV_ID_FUSE_MACRO__ADDRESS) & ATI_REV_ID_FUSE_MACRO__MASK)
903 			>> ATI_REV_ID_FUSE_MACRO__SHIFT;
904 	else
905 		return (RREG32(mmPCIE_EFUSE4) & PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID_MASK)
906 			>> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT;
907 }
908 
909 static void vi_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
910 {
911 	if (!ring || !ring->funcs->emit_wreg) {
912 		WREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
913 		RREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL);
914 	} else {
915 		amdgpu_ring_emit_wreg(ring, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
916 	}
917 }
918 
919 static void vi_invalidate_hdp(struct amdgpu_device *adev,
920 			      struct amdgpu_ring *ring)
921 {
922 	if (!ring || !ring->funcs->emit_wreg) {
923 		WREG32(mmHDP_DEBUG0, 1);
924 		RREG32(mmHDP_DEBUG0);
925 	} else {
926 		amdgpu_ring_emit_wreg(ring, mmHDP_DEBUG0, 1);
927 	}
928 }
929 
930 static bool vi_need_full_reset(struct amdgpu_device *adev)
931 {
932 	switch (adev->asic_type) {
933 	case CHIP_CARRIZO:
934 	case CHIP_STONEY:
935 		/* CZ has hang issues with full reset at the moment */
936 		return false;
937 	case CHIP_FIJI:
938 	case CHIP_TONGA:
939 		/* XXX: soft reset should work on fiji and tonga */
940 		return true;
941 	case CHIP_POLARIS10:
942 	case CHIP_POLARIS11:
943 	case CHIP_POLARIS12:
944 	case CHIP_TOPAZ:
945 	default:
946 		/* change this when we support soft reset */
947 		return true;
948 	}
949 }
950 
951 static void vi_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
952 			      uint64_t *count1)
953 {
954 	uint32_t perfctr = 0;
955 	uint64_t cnt0_of, cnt1_of;
956 	int tmp;
957 
958 	/* This reports 0 on APUs, so return to avoid writing/reading registers
959 	 * that may or may not be different from their GPU counterparts
960 	 */
961 	if (adev->flags & AMD_IS_APU)
962 		return;
963 
964 	/* Set the 2 events that we wish to watch, defined above */
965 	/* Reg 40 is # received msgs, Reg 104 is # of posted requests sent */
966 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
967 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
968 
969 	/* Write to enable desired perf counters */
970 	WREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK, perfctr);
971 	/* Zero out and enable the perf counters
972 	 * Write 0x5:
973 	 * Bit 0 = Start all counters(1)
974 	 * Bit 2 = Global counter reset enable(1)
975 	 */
976 	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000005);
977 
978 	msleep(1000);
979 
980 	/* Load the shadow and disable the perf counters
981 	 * Write 0x2:
982 	 * Bit 0 = Stop counters(0)
983 	 * Bit 1 = Load the shadow counters(1)
984 	 */
985 	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000002);
986 
987 	/* Read register values to get any >32bit overflow */
988 	tmp = RREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK);
989 	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
990 	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
991 
992 	/* Get the values and add the overflow */
993 	*count0 = RREG32_PCIE(ixPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
994 	*count1 = RREG32_PCIE(ixPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
995 }
996 
997 static uint64_t vi_get_pcie_replay_count(struct amdgpu_device *adev)
998 {
999 	uint64_t nak_r, nak_g;
1000 
1001 	/* Get the number of NAKs received and generated */
1002 	nak_r = RREG32_PCIE(ixPCIE_RX_NUM_NAK);
1003 	nak_g = RREG32_PCIE(ixPCIE_RX_NUM_NAK_GENERATED);
1004 
1005 	/* Add the total number of NAKs, i.e the number of replays */
1006 	return (nak_r + nak_g);
1007 }
1008 
1009 static bool vi_need_reset_on_init(struct amdgpu_device *adev)
1010 {
1011 	u32 clock_cntl, pc;
1012 
1013 	if (adev->flags & AMD_IS_APU)
1014 		return false;
1015 
1016 	/* check if the SMC is already running */
1017 	clock_cntl = RREG32_SMC(ixSMC_SYSCON_CLOCK_CNTL_0);
1018 	pc = RREG32_SMC(ixSMC_PC_C);
1019 	if ((0 == REG_GET_FIELD(clock_cntl, SMC_SYSCON_CLOCK_CNTL_0, ck_disable)) &&
1020 	    (0x20100 <= pc))
1021 		return true;
1022 
1023 	return false;
1024 }
1025 
1026 static const struct amdgpu_asic_funcs vi_asic_funcs =
1027 {
1028 	.read_disabled_bios = &vi_read_disabled_bios,
1029 	.read_bios_from_rom = &vi_read_bios_from_rom,
1030 	.read_register = &vi_read_register,
1031 	.reset = &vi_asic_reset,
1032 	.reset_method = &vi_asic_reset_method,
1033 	.set_vga_state = &vi_vga_set_state,
1034 	.get_xclk = &vi_get_xclk,
1035 	.set_uvd_clocks = &vi_set_uvd_clocks,
1036 	.set_vce_clocks = &vi_set_vce_clocks,
1037 	.get_config_memsize = &vi_get_config_memsize,
1038 	.flush_hdp = &vi_flush_hdp,
1039 	.invalidate_hdp = &vi_invalidate_hdp,
1040 	.need_full_reset = &vi_need_full_reset,
1041 	.init_doorbell_index = &legacy_doorbell_index_init,
1042 	.get_pcie_usage = &vi_get_pcie_usage,
1043 	.need_reset_on_init = &vi_need_reset_on_init,
1044 	.get_pcie_replay_count = &vi_get_pcie_replay_count,
1045 };
1046 
1047 #define CZ_REV_BRISTOL(rev)	 \
1048 	((rev >= 0xC8 && rev <= 0xCE) || (rev >= 0xE1 && rev <= 0xE6))
1049 
1050 static int vi_common_early_init(void *handle)
1051 {
1052 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1053 
1054 	if (adev->flags & AMD_IS_APU) {
1055 		adev->smc_rreg = &cz_smc_rreg;
1056 		adev->smc_wreg = &cz_smc_wreg;
1057 	} else {
1058 		adev->smc_rreg = &vi_smc_rreg;
1059 		adev->smc_wreg = &vi_smc_wreg;
1060 	}
1061 	adev->pcie_rreg = &vi_pcie_rreg;
1062 	adev->pcie_wreg = &vi_pcie_wreg;
1063 	adev->uvd_ctx_rreg = &vi_uvd_ctx_rreg;
1064 	adev->uvd_ctx_wreg = &vi_uvd_ctx_wreg;
1065 	adev->didt_rreg = &vi_didt_rreg;
1066 	adev->didt_wreg = &vi_didt_wreg;
1067 	adev->gc_cac_rreg = &vi_gc_cac_rreg;
1068 	adev->gc_cac_wreg = &vi_gc_cac_wreg;
1069 
1070 	adev->asic_funcs = &vi_asic_funcs;
1071 
1072 	adev->rev_id = vi_get_rev_id(adev);
1073 	adev->external_rev_id = 0xFF;
1074 	switch (adev->asic_type) {
1075 	case CHIP_TOPAZ:
1076 		adev->cg_flags = 0;
1077 		adev->pg_flags = 0;
1078 		adev->external_rev_id = 0x1;
1079 		break;
1080 	case CHIP_FIJI:
1081 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1082 			AMD_CG_SUPPORT_GFX_MGLS |
1083 			AMD_CG_SUPPORT_GFX_RLC_LS |
1084 			AMD_CG_SUPPORT_GFX_CP_LS |
1085 			AMD_CG_SUPPORT_GFX_CGTS |
1086 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1087 			AMD_CG_SUPPORT_GFX_CGCG |
1088 			AMD_CG_SUPPORT_GFX_CGLS |
1089 			AMD_CG_SUPPORT_SDMA_MGCG |
1090 			AMD_CG_SUPPORT_SDMA_LS |
1091 			AMD_CG_SUPPORT_BIF_LS |
1092 			AMD_CG_SUPPORT_HDP_MGCG |
1093 			AMD_CG_SUPPORT_HDP_LS |
1094 			AMD_CG_SUPPORT_ROM_MGCG |
1095 			AMD_CG_SUPPORT_MC_MGCG |
1096 			AMD_CG_SUPPORT_MC_LS |
1097 			AMD_CG_SUPPORT_UVD_MGCG;
1098 		adev->pg_flags = 0;
1099 		adev->external_rev_id = adev->rev_id + 0x3c;
1100 		break;
1101 	case CHIP_TONGA:
1102 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1103 			AMD_CG_SUPPORT_GFX_CGCG |
1104 			AMD_CG_SUPPORT_GFX_CGLS |
1105 			AMD_CG_SUPPORT_SDMA_MGCG |
1106 			AMD_CG_SUPPORT_SDMA_LS |
1107 			AMD_CG_SUPPORT_BIF_LS |
1108 			AMD_CG_SUPPORT_HDP_MGCG |
1109 			AMD_CG_SUPPORT_HDP_LS |
1110 			AMD_CG_SUPPORT_ROM_MGCG |
1111 			AMD_CG_SUPPORT_MC_MGCG |
1112 			AMD_CG_SUPPORT_MC_LS |
1113 			AMD_CG_SUPPORT_DRM_LS |
1114 			AMD_CG_SUPPORT_UVD_MGCG;
1115 		adev->pg_flags = 0;
1116 		adev->external_rev_id = adev->rev_id + 0x14;
1117 		break;
1118 	case CHIP_POLARIS11:
1119 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1120 			AMD_CG_SUPPORT_GFX_RLC_LS |
1121 			AMD_CG_SUPPORT_GFX_CP_LS |
1122 			AMD_CG_SUPPORT_GFX_CGCG |
1123 			AMD_CG_SUPPORT_GFX_CGLS |
1124 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1125 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1126 			AMD_CG_SUPPORT_SDMA_MGCG |
1127 			AMD_CG_SUPPORT_SDMA_LS |
1128 			AMD_CG_SUPPORT_BIF_MGCG |
1129 			AMD_CG_SUPPORT_BIF_LS |
1130 			AMD_CG_SUPPORT_HDP_MGCG |
1131 			AMD_CG_SUPPORT_HDP_LS |
1132 			AMD_CG_SUPPORT_ROM_MGCG |
1133 			AMD_CG_SUPPORT_MC_MGCG |
1134 			AMD_CG_SUPPORT_MC_LS |
1135 			AMD_CG_SUPPORT_DRM_LS |
1136 			AMD_CG_SUPPORT_UVD_MGCG |
1137 			AMD_CG_SUPPORT_VCE_MGCG;
1138 		adev->pg_flags = 0;
1139 		adev->external_rev_id = adev->rev_id + 0x5A;
1140 		break;
1141 	case CHIP_POLARIS10:
1142 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1143 			AMD_CG_SUPPORT_GFX_RLC_LS |
1144 			AMD_CG_SUPPORT_GFX_CP_LS |
1145 			AMD_CG_SUPPORT_GFX_CGCG |
1146 			AMD_CG_SUPPORT_GFX_CGLS |
1147 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1148 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1149 			AMD_CG_SUPPORT_SDMA_MGCG |
1150 			AMD_CG_SUPPORT_SDMA_LS |
1151 			AMD_CG_SUPPORT_BIF_MGCG |
1152 			AMD_CG_SUPPORT_BIF_LS |
1153 			AMD_CG_SUPPORT_HDP_MGCG |
1154 			AMD_CG_SUPPORT_HDP_LS |
1155 			AMD_CG_SUPPORT_ROM_MGCG |
1156 			AMD_CG_SUPPORT_MC_MGCG |
1157 			AMD_CG_SUPPORT_MC_LS |
1158 			AMD_CG_SUPPORT_DRM_LS |
1159 			AMD_CG_SUPPORT_UVD_MGCG |
1160 			AMD_CG_SUPPORT_VCE_MGCG;
1161 		adev->pg_flags = 0;
1162 		adev->external_rev_id = adev->rev_id + 0x50;
1163 		break;
1164 	case CHIP_POLARIS12:
1165 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1166 			AMD_CG_SUPPORT_GFX_RLC_LS |
1167 			AMD_CG_SUPPORT_GFX_CP_LS |
1168 			AMD_CG_SUPPORT_GFX_CGCG |
1169 			AMD_CG_SUPPORT_GFX_CGLS |
1170 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1171 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1172 			AMD_CG_SUPPORT_SDMA_MGCG |
1173 			AMD_CG_SUPPORT_SDMA_LS |
1174 			AMD_CG_SUPPORT_BIF_MGCG |
1175 			AMD_CG_SUPPORT_BIF_LS |
1176 			AMD_CG_SUPPORT_HDP_MGCG |
1177 			AMD_CG_SUPPORT_HDP_LS |
1178 			AMD_CG_SUPPORT_ROM_MGCG |
1179 			AMD_CG_SUPPORT_MC_MGCG |
1180 			AMD_CG_SUPPORT_MC_LS |
1181 			AMD_CG_SUPPORT_DRM_LS |
1182 			AMD_CG_SUPPORT_UVD_MGCG |
1183 			AMD_CG_SUPPORT_VCE_MGCG;
1184 		adev->pg_flags = 0;
1185 		adev->external_rev_id = adev->rev_id + 0x64;
1186 		break;
1187 	case CHIP_VEGAM:
1188 		adev->cg_flags = 0;
1189 			/*AMD_CG_SUPPORT_GFX_MGCG |
1190 			AMD_CG_SUPPORT_GFX_RLC_LS |
1191 			AMD_CG_SUPPORT_GFX_CP_LS |
1192 			AMD_CG_SUPPORT_GFX_CGCG |
1193 			AMD_CG_SUPPORT_GFX_CGLS |
1194 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1195 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1196 			AMD_CG_SUPPORT_SDMA_MGCG |
1197 			AMD_CG_SUPPORT_SDMA_LS |
1198 			AMD_CG_SUPPORT_BIF_MGCG |
1199 			AMD_CG_SUPPORT_BIF_LS |
1200 			AMD_CG_SUPPORT_HDP_MGCG |
1201 			AMD_CG_SUPPORT_HDP_LS |
1202 			AMD_CG_SUPPORT_ROM_MGCG |
1203 			AMD_CG_SUPPORT_MC_MGCG |
1204 			AMD_CG_SUPPORT_MC_LS |
1205 			AMD_CG_SUPPORT_DRM_LS |
1206 			AMD_CG_SUPPORT_UVD_MGCG |
1207 			AMD_CG_SUPPORT_VCE_MGCG;*/
1208 		adev->pg_flags = 0;
1209 		adev->external_rev_id = adev->rev_id + 0x6E;
1210 		break;
1211 	case CHIP_CARRIZO:
1212 		adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1213 			AMD_CG_SUPPORT_GFX_MGCG |
1214 			AMD_CG_SUPPORT_GFX_MGLS |
1215 			AMD_CG_SUPPORT_GFX_RLC_LS |
1216 			AMD_CG_SUPPORT_GFX_CP_LS |
1217 			AMD_CG_SUPPORT_GFX_CGTS |
1218 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1219 			AMD_CG_SUPPORT_GFX_CGCG |
1220 			AMD_CG_SUPPORT_GFX_CGLS |
1221 			AMD_CG_SUPPORT_BIF_LS |
1222 			AMD_CG_SUPPORT_HDP_MGCG |
1223 			AMD_CG_SUPPORT_HDP_LS |
1224 			AMD_CG_SUPPORT_SDMA_MGCG |
1225 			AMD_CG_SUPPORT_SDMA_LS |
1226 			AMD_CG_SUPPORT_VCE_MGCG;
1227 		/* rev0 hardware requires workarounds to support PG */
1228 		adev->pg_flags = 0;
1229 		if (adev->rev_id != 0x00 || CZ_REV_BRISTOL(adev->pdev->revision)) {
1230 			adev->pg_flags |= AMD_PG_SUPPORT_GFX_SMG |
1231 				AMD_PG_SUPPORT_GFX_PIPELINE |
1232 				AMD_PG_SUPPORT_CP |
1233 				AMD_PG_SUPPORT_UVD |
1234 				AMD_PG_SUPPORT_VCE;
1235 		}
1236 		adev->external_rev_id = adev->rev_id + 0x1;
1237 		break;
1238 	case CHIP_STONEY:
1239 		adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1240 			AMD_CG_SUPPORT_GFX_MGCG |
1241 			AMD_CG_SUPPORT_GFX_MGLS |
1242 			AMD_CG_SUPPORT_GFX_RLC_LS |
1243 			AMD_CG_SUPPORT_GFX_CP_LS |
1244 			AMD_CG_SUPPORT_GFX_CGTS |
1245 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1246 			AMD_CG_SUPPORT_GFX_CGLS |
1247 			AMD_CG_SUPPORT_BIF_LS |
1248 			AMD_CG_SUPPORT_HDP_MGCG |
1249 			AMD_CG_SUPPORT_HDP_LS |
1250 			AMD_CG_SUPPORT_SDMA_MGCG |
1251 			AMD_CG_SUPPORT_SDMA_LS |
1252 			AMD_CG_SUPPORT_VCE_MGCG;
1253 		adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
1254 			AMD_PG_SUPPORT_GFX_SMG |
1255 			AMD_PG_SUPPORT_GFX_PIPELINE |
1256 			AMD_PG_SUPPORT_CP |
1257 			AMD_PG_SUPPORT_UVD |
1258 			AMD_PG_SUPPORT_VCE;
1259 		adev->external_rev_id = adev->rev_id + 0x61;
1260 		break;
1261 	default:
1262 		/* FIXME: not supported yet */
1263 		return -EINVAL;
1264 	}
1265 
1266 	if (amdgpu_sriov_vf(adev)) {
1267 		amdgpu_virt_init_setting(adev);
1268 		xgpu_vi_mailbox_set_irq_funcs(adev);
1269 	}
1270 
1271 	return 0;
1272 }
1273 
1274 static int vi_common_late_init(void *handle)
1275 {
1276 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1277 
1278 	if (amdgpu_sriov_vf(adev))
1279 		xgpu_vi_mailbox_get_irq(adev);
1280 
1281 	return 0;
1282 }
1283 
1284 static int vi_common_sw_init(void *handle)
1285 {
1286 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1287 
1288 	if (amdgpu_sriov_vf(adev))
1289 		xgpu_vi_mailbox_add_irq_id(adev);
1290 
1291 	return 0;
1292 }
1293 
1294 static int vi_common_sw_fini(void *handle)
1295 {
1296 	return 0;
1297 }
1298 
1299 static int vi_common_hw_init(void *handle)
1300 {
1301 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1302 
1303 	/* move the golden regs per IP block */
1304 	vi_init_golden_registers(adev);
1305 	/* enable pcie gen2/3 link */
1306 	vi_pcie_gen3_enable(adev);
1307 	/* enable aspm */
1308 	vi_program_aspm(adev);
1309 	/* enable the doorbell aperture */
1310 	vi_enable_doorbell_aperture(adev, true);
1311 
1312 	return 0;
1313 }
1314 
1315 static int vi_common_hw_fini(void *handle)
1316 {
1317 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1318 
1319 	/* enable the doorbell aperture */
1320 	vi_enable_doorbell_aperture(adev, false);
1321 
1322 	if (amdgpu_sriov_vf(adev))
1323 		xgpu_vi_mailbox_put_irq(adev);
1324 
1325 	return 0;
1326 }
1327 
1328 static int vi_common_suspend(void *handle)
1329 {
1330 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1331 
1332 	return vi_common_hw_fini(adev);
1333 }
1334 
1335 static int vi_common_resume(void *handle)
1336 {
1337 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1338 
1339 	return vi_common_hw_init(adev);
1340 }
1341 
1342 static bool vi_common_is_idle(void *handle)
1343 {
1344 	return true;
1345 }
1346 
1347 static int vi_common_wait_for_idle(void *handle)
1348 {
1349 	return 0;
1350 }
1351 
1352 static int vi_common_soft_reset(void *handle)
1353 {
1354 	return 0;
1355 }
1356 
1357 static void vi_update_bif_medium_grain_light_sleep(struct amdgpu_device *adev,
1358 						   bool enable)
1359 {
1360 	uint32_t temp, data;
1361 
1362 	temp = data = RREG32_PCIE(ixPCIE_CNTL2);
1363 
1364 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS))
1365 		data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1366 				PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1367 				PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK;
1368 	else
1369 		data &= ~(PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1370 				PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1371 				PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK);
1372 
1373 	if (temp != data)
1374 		WREG32_PCIE(ixPCIE_CNTL2, data);
1375 }
1376 
1377 static void vi_update_hdp_medium_grain_clock_gating(struct amdgpu_device *adev,
1378 						    bool enable)
1379 {
1380 	uint32_t temp, data;
1381 
1382 	temp = data = RREG32(mmHDP_HOST_PATH_CNTL);
1383 
1384 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG))
1385 		data &= ~HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1386 	else
1387 		data |= HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1388 
1389 	if (temp != data)
1390 		WREG32(mmHDP_HOST_PATH_CNTL, data);
1391 }
1392 
1393 static void vi_update_hdp_light_sleep(struct amdgpu_device *adev,
1394 				      bool enable)
1395 {
1396 	uint32_t temp, data;
1397 
1398 	temp = data = RREG32(mmHDP_MEM_POWER_LS);
1399 
1400 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1401 		data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1402 	else
1403 		data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1404 
1405 	if (temp != data)
1406 		WREG32(mmHDP_MEM_POWER_LS, data);
1407 }
1408 
1409 static void vi_update_drm_light_sleep(struct amdgpu_device *adev,
1410 				      bool enable)
1411 {
1412 	uint32_t temp, data;
1413 
1414 	temp = data = RREG32(0x157a);
1415 
1416 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1417 		data |= 1;
1418 	else
1419 		data &= ~1;
1420 
1421 	if (temp != data)
1422 		WREG32(0x157a, data);
1423 }
1424 
1425 
1426 static void vi_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
1427 						    bool enable)
1428 {
1429 	uint32_t temp, data;
1430 
1431 	temp = data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1432 
1433 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
1434 		data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1435 				CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
1436 	else
1437 		data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1438 				CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
1439 
1440 	if (temp != data)
1441 		WREG32_SMC(ixCGTT_ROM_CLK_CTRL0, data);
1442 }
1443 
1444 static int vi_common_set_clockgating_state_by_smu(void *handle,
1445 					   enum amd_clockgating_state state)
1446 {
1447 	uint32_t msg_id, pp_state = 0;
1448 	uint32_t pp_support_state = 0;
1449 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1450 
1451 	if (adev->cg_flags & (AMD_CG_SUPPORT_MC_LS | AMD_CG_SUPPORT_MC_MGCG)) {
1452 		if (adev->cg_flags & AMD_CG_SUPPORT_MC_LS) {
1453 			pp_support_state = PP_STATE_SUPPORT_LS;
1454 			pp_state = PP_STATE_LS;
1455 		}
1456 		if (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG) {
1457 			pp_support_state |= PP_STATE_SUPPORT_CG;
1458 			pp_state |= PP_STATE_CG;
1459 		}
1460 		if (state == AMD_CG_STATE_UNGATE)
1461 			pp_state = 0;
1462 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1463 			       PP_BLOCK_SYS_MC,
1464 			       pp_support_state,
1465 			       pp_state);
1466 		if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1467 			amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1468 	}
1469 
1470 	if (adev->cg_flags & (AMD_CG_SUPPORT_SDMA_LS | AMD_CG_SUPPORT_SDMA_MGCG)) {
1471 		if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_LS) {
1472 			pp_support_state = PP_STATE_SUPPORT_LS;
1473 			pp_state = PP_STATE_LS;
1474 		}
1475 		if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG) {
1476 			pp_support_state |= PP_STATE_SUPPORT_CG;
1477 			pp_state |= PP_STATE_CG;
1478 		}
1479 		if (state == AMD_CG_STATE_UNGATE)
1480 			pp_state = 0;
1481 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1482 			       PP_BLOCK_SYS_SDMA,
1483 			       pp_support_state,
1484 			       pp_state);
1485 		if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1486 			amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1487 	}
1488 
1489 	if (adev->cg_flags & (AMD_CG_SUPPORT_HDP_LS | AMD_CG_SUPPORT_HDP_MGCG)) {
1490 		if (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS) {
1491 			pp_support_state = PP_STATE_SUPPORT_LS;
1492 			pp_state = PP_STATE_LS;
1493 		}
1494 		if (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG) {
1495 			pp_support_state |= PP_STATE_SUPPORT_CG;
1496 			pp_state |= PP_STATE_CG;
1497 		}
1498 		if (state == AMD_CG_STATE_UNGATE)
1499 			pp_state = 0;
1500 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1501 			       PP_BLOCK_SYS_HDP,
1502 			       pp_support_state,
1503 			       pp_state);
1504 		if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1505 			amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1506 	}
1507 
1508 
1509 	if (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS) {
1510 		if (state == AMD_CG_STATE_UNGATE)
1511 			pp_state = 0;
1512 		else
1513 			pp_state = PP_STATE_LS;
1514 
1515 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1516 			       PP_BLOCK_SYS_BIF,
1517 			       PP_STATE_SUPPORT_LS,
1518 			        pp_state);
1519 		if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1520 			amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1521 	}
1522 	if (adev->cg_flags & AMD_CG_SUPPORT_BIF_MGCG) {
1523 		if (state == AMD_CG_STATE_UNGATE)
1524 			pp_state = 0;
1525 		else
1526 			pp_state = PP_STATE_CG;
1527 
1528 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1529 			       PP_BLOCK_SYS_BIF,
1530 			       PP_STATE_SUPPORT_CG,
1531 			       pp_state);
1532 		if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1533 			amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1534 	}
1535 
1536 	if (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS) {
1537 
1538 		if (state == AMD_CG_STATE_UNGATE)
1539 			pp_state = 0;
1540 		else
1541 			pp_state = PP_STATE_LS;
1542 
1543 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1544 			       PP_BLOCK_SYS_DRM,
1545 			       PP_STATE_SUPPORT_LS,
1546 			       pp_state);
1547 		if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1548 			amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1549 	}
1550 
1551 	if (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG) {
1552 
1553 		if (state == AMD_CG_STATE_UNGATE)
1554 			pp_state = 0;
1555 		else
1556 			pp_state = PP_STATE_CG;
1557 
1558 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1559 			       PP_BLOCK_SYS_ROM,
1560 			       PP_STATE_SUPPORT_CG,
1561 			       pp_state);
1562 		if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1563 			amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1564 	}
1565 	return 0;
1566 }
1567 
1568 static int vi_common_set_clockgating_state(void *handle,
1569 					   enum amd_clockgating_state state)
1570 {
1571 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1572 
1573 	if (amdgpu_sriov_vf(adev))
1574 		return 0;
1575 
1576 	switch (adev->asic_type) {
1577 	case CHIP_FIJI:
1578 		vi_update_bif_medium_grain_light_sleep(adev,
1579 				state == AMD_CG_STATE_GATE);
1580 		vi_update_hdp_medium_grain_clock_gating(adev,
1581 				state == AMD_CG_STATE_GATE);
1582 		vi_update_hdp_light_sleep(adev,
1583 				state == AMD_CG_STATE_GATE);
1584 		vi_update_rom_medium_grain_clock_gating(adev,
1585 				state == AMD_CG_STATE_GATE);
1586 		break;
1587 	case CHIP_CARRIZO:
1588 	case CHIP_STONEY:
1589 		vi_update_bif_medium_grain_light_sleep(adev,
1590 				state == AMD_CG_STATE_GATE);
1591 		vi_update_hdp_medium_grain_clock_gating(adev,
1592 				state == AMD_CG_STATE_GATE);
1593 		vi_update_hdp_light_sleep(adev,
1594 				state == AMD_CG_STATE_GATE);
1595 		vi_update_drm_light_sleep(adev,
1596 				state == AMD_CG_STATE_GATE);
1597 		break;
1598 	case CHIP_TONGA:
1599 	case CHIP_POLARIS10:
1600 	case CHIP_POLARIS11:
1601 	case CHIP_POLARIS12:
1602 	case CHIP_VEGAM:
1603 		vi_common_set_clockgating_state_by_smu(adev, state);
1604 	default:
1605 		break;
1606 	}
1607 	return 0;
1608 }
1609 
1610 static int vi_common_set_powergating_state(void *handle,
1611 					    enum amd_powergating_state state)
1612 {
1613 	return 0;
1614 }
1615 
1616 static void vi_common_get_clockgating_state(void *handle, u32 *flags)
1617 {
1618 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1619 	int data;
1620 
1621 	if (amdgpu_sriov_vf(adev))
1622 		*flags = 0;
1623 
1624 	/* AMD_CG_SUPPORT_BIF_LS */
1625 	data = RREG32_PCIE(ixPCIE_CNTL2);
1626 	if (data & PCIE_CNTL2__SLV_MEM_LS_EN_MASK)
1627 		*flags |= AMD_CG_SUPPORT_BIF_LS;
1628 
1629 	/* AMD_CG_SUPPORT_HDP_LS */
1630 	data = RREG32(mmHDP_MEM_POWER_LS);
1631 	if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
1632 		*flags |= AMD_CG_SUPPORT_HDP_LS;
1633 
1634 	/* AMD_CG_SUPPORT_HDP_MGCG */
1635 	data = RREG32(mmHDP_HOST_PATH_CNTL);
1636 	if (!(data & HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK))
1637 		*flags |= AMD_CG_SUPPORT_HDP_MGCG;
1638 
1639 	/* AMD_CG_SUPPORT_ROM_MGCG */
1640 	data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1641 	if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))
1642 		*flags |= AMD_CG_SUPPORT_ROM_MGCG;
1643 }
1644 
1645 static const struct amd_ip_funcs vi_common_ip_funcs = {
1646 	.name = "vi_common",
1647 	.early_init = vi_common_early_init,
1648 	.late_init = vi_common_late_init,
1649 	.sw_init = vi_common_sw_init,
1650 	.sw_fini = vi_common_sw_fini,
1651 	.hw_init = vi_common_hw_init,
1652 	.hw_fini = vi_common_hw_fini,
1653 	.suspend = vi_common_suspend,
1654 	.resume = vi_common_resume,
1655 	.is_idle = vi_common_is_idle,
1656 	.wait_for_idle = vi_common_wait_for_idle,
1657 	.soft_reset = vi_common_soft_reset,
1658 	.set_clockgating_state = vi_common_set_clockgating_state,
1659 	.set_powergating_state = vi_common_set_powergating_state,
1660 	.get_clockgating_state = vi_common_get_clockgating_state,
1661 };
1662 
1663 static const struct amdgpu_ip_block_version vi_common_ip_block =
1664 {
1665 	.type = AMD_IP_BLOCK_TYPE_COMMON,
1666 	.major = 1,
1667 	.minor = 0,
1668 	.rev = 0,
1669 	.funcs = &vi_common_ip_funcs,
1670 };
1671 
1672 int vi_set_ip_blocks(struct amdgpu_device *adev)
1673 {
1674 	/* in early init stage, vbios code won't work */
1675 	vi_detect_hw_virtualization(adev);
1676 
1677 	if (amdgpu_sriov_vf(adev))
1678 		adev->virt.ops = &xgpu_vi_virt_ops;
1679 
1680 	switch (adev->asic_type) {
1681 	case CHIP_TOPAZ:
1682 		/* topaz has no DCE, UVD, VCE */
1683 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1684 		amdgpu_device_ip_block_add(adev, &gmc_v7_4_ip_block);
1685 		amdgpu_device_ip_block_add(adev, &iceland_ih_ip_block);
1686 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1687 		amdgpu_device_ip_block_add(adev, &sdma_v2_4_ip_block);
1688 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1689 		if (adev->enable_virtual_display)
1690 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1691 		break;
1692 	case CHIP_FIJI:
1693 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1694 		amdgpu_device_ip_block_add(adev, &gmc_v8_5_ip_block);
1695 		amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
1696 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1697 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
1698 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1699 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
1700 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1701 #if defined(CONFIG_DRM_AMD_DC)
1702 		else if (amdgpu_device_has_dc_support(adev))
1703 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
1704 #endif
1705 		else
1706 			amdgpu_device_ip_block_add(adev, &dce_v10_1_ip_block);
1707 		if (!amdgpu_sriov_vf(adev)) {
1708 			amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block);
1709 			amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block);
1710 		}
1711 		break;
1712 	case CHIP_TONGA:
1713 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1714 		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
1715 		amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
1716 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1717 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
1718 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1719 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
1720 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1721 #if defined(CONFIG_DRM_AMD_DC)
1722 		else if (amdgpu_device_has_dc_support(adev))
1723 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
1724 #endif
1725 		else
1726 			amdgpu_device_ip_block_add(adev, &dce_v10_0_ip_block);
1727 		if (!amdgpu_sriov_vf(adev)) {
1728 			amdgpu_device_ip_block_add(adev, &uvd_v5_0_ip_block);
1729 			amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block);
1730 		}
1731 		break;
1732 	case CHIP_POLARIS10:
1733 	case CHIP_POLARIS11:
1734 	case CHIP_POLARIS12:
1735 	case CHIP_VEGAM:
1736 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1737 		amdgpu_device_ip_block_add(adev, &gmc_v8_1_ip_block);
1738 		amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
1739 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1740 		amdgpu_device_ip_block_add(adev, &sdma_v3_1_ip_block);
1741 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1742 		if (adev->enable_virtual_display)
1743 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1744 #if defined(CONFIG_DRM_AMD_DC)
1745 		else if (amdgpu_device_has_dc_support(adev))
1746 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
1747 #endif
1748 		else
1749 			amdgpu_device_ip_block_add(adev, &dce_v11_2_ip_block);
1750 		amdgpu_device_ip_block_add(adev, &uvd_v6_3_ip_block);
1751 		amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block);
1752 		break;
1753 	case CHIP_CARRIZO:
1754 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1755 		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
1756 		amdgpu_device_ip_block_add(adev, &cz_ih_ip_block);
1757 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1758 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
1759 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1760 		if (adev->enable_virtual_display)
1761 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1762 #if defined(CONFIG_DRM_AMD_DC)
1763 		else if (amdgpu_device_has_dc_support(adev))
1764 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
1765 #endif
1766 		else
1767 			amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block);
1768 		amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block);
1769 		amdgpu_device_ip_block_add(adev, &vce_v3_1_ip_block);
1770 #if defined(CONFIG_DRM_AMD_ACP)
1771 		amdgpu_device_ip_block_add(adev, &acp_ip_block);
1772 #endif
1773 		break;
1774 	case CHIP_STONEY:
1775 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1776 		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
1777 		amdgpu_device_ip_block_add(adev, &cz_ih_ip_block);
1778 		amdgpu_device_ip_block_add(adev, &gfx_v8_1_ip_block);
1779 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
1780 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1781 		if (adev->enable_virtual_display)
1782 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1783 #if defined(CONFIG_DRM_AMD_DC)
1784 		else if (amdgpu_device_has_dc_support(adev))
1785 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
1786 #endif
1787 		else
1788 			amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block);
1789 		amdgpu_device_ip_block_add(adev, &uvd_v6_2_ip_block);
1790 		amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block);
1791 #if defined(CONFIG_DRM_AMD_ACP)
1792 		amdgpu_device_ip_block_add(adev, &acp_ip_block);
1793 #endif
1794 		break;
1795 	default:
1796 		/* FIXME: not supported yet */
1797 		return -EINVAL;
1798 	}
1799 
1800 	return 0;
1801 }
1802 
1803 void legacy_doorbell_index_init(struct amdgpu_device *adev)
1804 {
1805 	adev->doorbell_index.kiq = AMDGPU_DOORBELL_KIQ;
1806 	adev->doorbell_index.mec_ring0 = AMDGPU_DOORBELL_MEC_RING0;
1807 	adev->doorbell_index.mec_ring1 = AMDGPU_DOORBELL_MEC_RING1;
1808 	adev->doorbell_index.mec_ring2 = AMDGPU_DOORBELL_MEC_RING2;
1809 	adev->doorbell_index.mec_ring3 = AMDGPU_DOORBELL_MEC_RING3;
1810 	adev->doorbell_index.mec_ring4 = AMDGPU_DOORBELL_MEC_RING4;
1811 	adev->doorbell_index.mec_ring5 = AMDGPU_DOORBELL_MEC_RING5;
1812 	adev->doorbell_index.mec_ring6 = AMDGPU_DOORBELL_MEC_RING6;
1813 	adev->doorbell_index.mec_ring7 = AMDGPU_DOORBELL_MEC_RING7;
1814 	adev->doorbell_index.gfx_ring0 = AMDGPU_DOORBELL_GFX_RING0;
1815 	adev->doorbell_index.sdma_engine[0] = AMDGPU_DOORBELL_sDMA_ENGINE0;
1816 	adev->doorbell_index.sdma_engine[1] = AMDGPU_DOORBELL_sDMA_ENGINE1;
1817 	adev->doorbell_index.ih = AMDGPU_DOORBELL_IH;
1818 	adev->doorbell_index.max_assignment = AMDGPU_DOORBELL_MAX_ASSIGNMENT;
1819 }
1820