xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/vi.c (revision 568b9de4)
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 u32 vi_get_config_memsize(struct amdgpu_device *adev)
715 {
716 	return RREG32(mmCONFIG_MEMSIZE);
717 }
718 
719 static int vi_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
720 			u32 cntl_reg, u32 status_reg)
721 {
722 	int r, i;
723 	struct atom_clock_dividers dividers;
724 	uint32_t tmp;
725 
726 	r = amdgpu_atombios_get_clock_dividers(adev,
727 					       COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
728 					       clock, false, &dividers);
729 	if (r)
730 		return r;
731 
732 	tmp = RREG32_SMC(cntl_reg);
733 
734 	if (adev->flags & AMD_IS_APU)
735 		tmp &= ~CG_DCLK_CNTL__DCLK_DIVIDER_MASK;
736 	else
737 		tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
738 				CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
739 	tmp |= dividers.post_divider;
740 	WREG32_SMC(cntl_reg, tmp);
741 
742 	for (i = 0; i < 100; i++) {
743 		tmp = RREG32_SMC(status_reg);
744 		if (adev->flags & AMD_IS_APU) {
745 			if (tmp & 0x10000)
746 				break;
747 		} else {
748 			if (tmp & CG_DCLK_STATUS__DCLK_STATUS_MASK)
749 				break;
750 		}
751 		mdelay(10);
752 	}
753 	if (i == 100)
754 		return -ETIMEDOUT;
755 	return 0;
756 }
757 
758 #define ixGNB_CLK1_DFS_CNTL 0xD82200F0
759 #define ixGNB_CLK1_STATUS   0xD822010C
760 #define ixGNB_CLK2_DFS_CNTL 0xD8220110
761 #define ixGNB_CLK2_STATUS   0xD822012C
762 #define ixGNB_CLK3_DFS_CNTL 0xD8220130
763 #define ixGNB_CLK3_STATUS   0xD822014C
764 
765 static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
766 {
767 	int r;
768 
769 	if (adev->flags & AMD_IS_APU) {
770 		r = vi_set_uvd_clock(adev, vclk, ixGNB_CLK2_DFS_CNTL, ixGNB_CLK2_STATUS);
771 		if (r)
772 			return r;
773 
774 		r = vi_set_uvd_clock(adev, dclk, ixGNB_CLK1_DFS_CNTL, ixGNB_CLK1_STATUS);
775 		if (r)
776 			return r;
777 	} else {
778 		r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
779 		if (r)
780 			return r;
781 
782 		r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
783 		if (r)
784 			return r;
785 	}
786 
787 	return 0;
788 }
789 
790 static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
791 {
792 	int r, i;
793 	struct atom_clock_dividers dividers;
794 	u32 tmp;
795 	u32 reg_ctrl;
796 	u32 reg_status;
797 	u32 status_mask;
798 	u32 reg_mask;
799 
800 	if (adev->flags & AMD_IS_APU) {
801 		reg_ctrl = ixGNB_CLK3_DFS_CNTL;
802 		reg_status = ixGNB_CLK3_STATUS;
803 		status_mask = 0x00010000;
804 		reg_mask = CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
805 	} else {
806 		reg_ctrl = ixCG_ECLK_CNTL;
807 		reg_status = ixCG_ECLK_STATUS;
808 		status_mask = CG_ECLK_STATUS__ECLK_STATUS_MASK;
809 		reg_mask = CG_ECLK_CNTL__ECLK_DIR_CNTL_EN_MASK | CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
810 	}
811 
812 	r = amdgpu_atombios_get_clock_dividers(adev,
813 					       COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
814 					       ecclk, false, &dividers);
815 	if (r)
816 		return r;
817 
818 	for (i = 0; i < 100; i++) {
819 		if (RREG32_SMC(reg_status) & status_mask)
820 			break;
821 		mdelay(10);
822 	}
823 
824 	if (i == 100)
825 		return -ETIMEDOUT;
826 
827 	tmp = RREG32_SMC(reg_ctrl);
828 	tmp &= ~reg_mask;
829 	tmp |= dividers.post_divider;
830 	WREG32_SMC(reg_ctrl, tmp);
831 
832 	for (i = 0; i < 100; i++) {
833 		if (RREG32_SMC(reg_status) & status_mask)
834 			break;
835 		mdelay(10);
836 	}
837 
838 	if (i == 100)
839 		return -ETIMEDOUT;
840 
841 	return 0;
842 }
843 
844 static void vi_pcie_gen3_enable(struct amdgpu_device *adev)
845 {
846 	if (pci_is_root_bus(adev->pdev->bus))
847 		return;
848 
849 	if (amdgpu_pcie_gen2 == 0)
850 		return;
851 
852 	if (adev->flags & AMD_IS_APU)
853 		return;
854 
855 	if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
856 					CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
857 		return;
858 
859 	/* todo */
860 }
861 
862 static void vi_program_aspm(struct amdgpu_device *adev)
863 {
864 
865 	if (amdgpu_aspm == 0)
866 		return;
867 
868 	/* todo */
869 }
870 
871 static void vi_enable_doorbell_aperture(struct amdgpu_device *adev,
872 					bool enable)
873 {
874 	u32 tmp;
875 
876 	/* not necessary on CZ */
877 	if (adev->flags & AMD_IS_APU)
878 		return;
879 
880 	tmp = RREG32(mmBIF_DOORBELL_APER_EN);
881 	if (enable)
882 		tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 1);
883 	else
884 		tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 0);
885 
886 	WREG32(mmBIF_DOORBELL_APER_EN, tmp);
887 }
888 
889 #define ATI_REV_ID_FUSE_MACRO__ADDRESS      0xC0014044
890 #define ATI_REV_ID_FUSE_MACRO__SHIFT        9
891 #define ATI_REV_ID_FUSE_MACRO__MASK         0x00001E00
892 
893 static uint32_t vi_get_rev_id(struct amdgpu_device *adev)
894 {
895 	if (adev->flags & AMD_IS_APU)
896 		return (RREG32_SMC(ATI_REV_ID_FUSE_MACRO__ADDRESS) & ATI_REV_ID_FUSE_MACRO__MASK)
897 			>> ATI_REV_ID_FUSE_MACRO__SHIFT;
898 	else
899 		return (RREG32(mmPCIE_EFUSE4) & PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID_MASK)
900 			>> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT;
901 }
902 
903 static void vi_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
904 {
905 	if (!ring || !ring->funcs->emit_wreg) {
906 		WREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
907 		RREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL);
908 	} else {
909 		amdgpu_ring_emit_wreg(ring, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
910 	}
911 }
912 
913 static void vi_invalidate_hdp(struct amdgpu_device *adev,
914 			      struct amdgpu_ring *ring)
915 {
916 	if (!ring || !ring->funcs->emit_wreg) {
917 		WREG32(mmHDP_DEBUG0, 1);
918 		RREG32(mmHDP_DEBUG0);
919 	} else {
920 		amdgpu_ring_emit_wreg(ring, mmHDP_DEBUG0, 1);
921 	}
922 }
923 
924 static bool vi_need_full_reset(struct amdgpu_device *adev)
925 {
926 	switch (adev->asic_type) {
927 	case CHIP_CARRIZO:
928 	case CHIP_STONEY:
929 		/* CZ has hang issues with full reset at the moment */
930 		return false;
931 	case CHIP_FIJI:
932 	case CHIP_TONGA:
933 		/* XXX: soft reset should work on fiji and tonga */
934 		return true;
935 	case CHIP_POLARIS10:
936 	case CHIP_POLARIS11:
937 	case CHIP_POLARIS12:
938 	case CHIP_TOPAZ:
939 	default:
940 		/* change this when we support soft reset */
941 		return true;
942 	}
943 }
944 
945 static void vi_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
946 			      uint64_t *count1)
947 {
948 	uint32_t perfctr = 0;
949 	uint64_t cnt0_of, cnt1_of;
950 	int tmp;
951 
952 	/* This reports 0 on APUs, so return to avoid writing/reading registers
953 	 * that may or may not be different from their GPU counterparts
954 	 */
955 	if (adev->flags & AMD_IS_APU)
956 		return;
957 
958 	/* Set the 2 events that we wish to watch, defined above */
959 	/* Reg 40 is # received msgs, Reg 104 is # of posted requests sent */
960 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
961 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
962 
963 	/* Write to enable desired perf counters */
964 	WREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK, perfctr);
965 	/* Zero out and enable the perf counters
966 	 * Write 0x5:
967 	 * Bit 0 = Start all counters(1)
968 	 * Bit 2 = Global counter reset enable(1)
969 	 */
970 	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000005);
971 
972 	msleep(1000);
973 
974 	/* Load the shadow and disable the perf counters
975 	 * Write 0x2:
976 	 * Bit 0 = Stop counters(0)
977 	 * Bit 1 = Load the shadow counters(1)
978 	 */
979 	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000002);
980 
981 	/* Read register values to get any >32bit overflow */
982 	tmp = RREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK);
983 	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
984 	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
985 
986 	/* Get the values and add the overflow */
987 	*count0 = RREG32_PCIE(ixPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
988 	*count1 = RREG32_PCIE(ixPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
989 }
990 
991 static uint64_t vi_get_pcie_replay_count(struct amdgpu_device *adev)
992 {
993 	uint64_t nak_r, nak_g;
994 
995 	/* Get the number of NAKs received and generated */
996 	nak_r = RREG32_PCIE(ixPCIE_RX_NUM_NAK);
997 	nak_g = RREG32_PCIE(ixPCIE_RX_NUM_NAK_GENERATED);
998 
999 	/* Add the total number of NAKs, i.e the number of replays */
1000 	return (nak_r + nak_g);
1001 }
1002 
1003 static bool vi_need_reset_on_init(struct amdgpu_device *adev)
1004 {
1005 	u32 clock_cntl, pc;
1006 
1007 	if (adev->flags & AMD_IS_APU)
1008 		return false;
1009 
1010 	/* check if the SMC is already running */
1011 	clock_cntl = RREG32_SMC(ixSMC_SYSCON_CLOCK_CNTL_0);
1012 	pc = RREG32_SMC(ixSMC_PC_C);
1013 	if ((0 == REG_GET_FIELD(clock_cntl, SMC_SYSCON_CLOCK_CNTL_0, ck_disable)) &&
1014 	    (0x20100 <= pc))
1015 		return true;
1016 
1017 	return false;
1018 }
1019 
1020 static const struct amdgpu_asic_funcs vi_asic_funcs =
1021 {
1022 	.read_disabled_bios = &vi_read_disabled_bios,
1023 	.read_bios_from_rom = &vi_read_bios_from_rom,
1024 	.read_register = &vi_read_register,
1025 	.reset = &vi_asic_reset,
1026 	.set_vga_state = &vi_vga_set_state,
1027 	.get_xclk = &vi_get_xclk,
1028 	.set_uvd_clocks = &vi_set_uvd_clocks,
1029 	.set_vce_clocks = &vi_set_vce_clocks,
1030 	.get_config_memsize = &vi_get_config_memsize,
1031 	.flush_hdp = &vi_flush_hdp,
1032 	.invalidate_hdp = &vi_invalidate_hdp,
1033 	.need_full_reset = &vi_need_full_reset,
1034 	.init_doorbell_index = &legacy_doorbell_index_init,
1035 	.get_pcie_usage = &vi_get_pcie_usage,
1036 	.need_reset_on_init = &vi_need_reset_on_init,
1037 	.get_pcie_replay_count = &vi_get_pcie_replay_count,
1038 };
1039 
1040 #define CZ_REV_BRISTOL(rev)	 \
1041 	((rev >= 0xC8 && rev <= 0xCE) || (rev >= 0xE1 && rev <= 0xE6))
1042 
1043 static int vi_common_early_init(void *handle)
1044 {
1045 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1046 
1047 	if (adev->flags & AMD_IS_APU) {
1048 		adev->smc_rreg = &cz_smc_rreg;
1049 		adev->smc_wreg = &cz_smc_wreg;
1050 	} else {
1051 		adev->smc_rreg = &vi_smc_rreg;
1052 		adev->smc_wreg = &vi_smc_wreg;
1053 	}
1054 	adev->pcie_rreg = &vi_pcie_rreg;
1055 	adev->pcie_wreg = &vi_pcie_wreg;
1056 	adev->uvd_ctx_rreg = &vi_uvd_ctx_rreg;
1057 	adev->uvd_ctx_wreg = &vi_uvd_ctx_wreg;
1058 	adev->didt_rreg = &vi_didt_rreg;
1059 	adev->didt_wreg = &vi_didt_wreg;
1060 	adev->gc_cac_rreg = &vi_gc_cac_rreg;
1061 	adev->gc_cac_wreg = &vi_gc_cac_wreg;
1062 
1063 	adev->asic_funcs = &vi_asic_funcs;
1064 
1065 	adev->rev_id = vi_get_rev_id(adev);
1066 	adev->external_rev_id = 0xFF;
1067 	switch (adev->asic_type) {
1068 	case CHIP_TOPAZ:
1069 		adev->cg_flags = 0;
1070 		adev->pg_flags = 0;
1071 		adev->external_rev_id = 0x1;
1072 		break;
1073 	case CHIP_FIJI:
1074 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1075 			AMD_CG_SUPPORT_GFX_MGLS |
1076 			AMD_CG_SUPPORT_GFX_RLC_LS |
1077 			AMD_CG_SUPPORT_GFX_CP_LS |
1078 			AMD_CG_SUPPORT_GFX_CGTS |
1079 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1080 			AMD_CG_SUPPORT_GFX_CGCG |
1081 			AMD_CG_SUPPORT_GFX_CGLS |
1082 			AMD_CG_SUPPORT_SDMA_MGCG |
1083 			AMD_CG_SUPPORT_SDMA_LS |
1084 			AMD_CG_SUPPORT_BIF_LS |
1085 			AMD_CG_SUPPORT_HDP_MGCG |
1086 			AMD_CG_SUPPORT_HDP_LS |
1087 			AMD_CG_SUPPORT_ROM_MGCG |
1088 			AMD_CG_SUPPORT_MC_MGCG |
1089 			AMD_CG_SUPPORT_MC_LS |
1090 			AMD_CG_SUPPORT_UVD_MGCG;
1091 		adev->pg_flags = 0;
1092 		adev->external_rev_id = adev->rev_id + 0x3c;
1093 		break;
1094 	case CHIP_TONGA:
1095 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1096 			AMD_CG_SUPPORT_GFX_CGCG |
1097 			AMD_CG_SUPPORT_GFX_CGLS |
1098 			AMD_CG_SUPPORT_SDMA_MGCG |
1099 			AMD_CG_SUPPORT_SDMA_LS |
1100 			AMD_CG_SUPPORT_BIF_LS |
1101 			AMD_CG_SUPPORT_HDP_MGCG |
1102 			AMD_CG_SUPPORT_HDP_LS |
1103 			AMD_CG_SUPPORT_ROM_MGCG |
1104 			AMD_CG_SUPPORT_MC_MGCG |
1105 			AMD_CG_SUPPORT_MC_LS |
1106 			AMD_CG_SUPPORT_DRM_LS |
1107 			AMD_CG_SUPPORT_UVD_MGCG;
1108 		adev->pg_flags = 0;
1109 		adev->external_rev_id = adev->rev_id + 0x14;
1110 		break;
1111 	case CHIP_POLARIS11:
1112 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1113 			AMD_CG_SUPPORT_GFX_RLC_LS |
1114 			AMD_CG_SUPPORT_GFX_CP_LS |
1115 			AMD_CG_SUPPORT_GFX_CGCG |
1116 			AMD_CG_SUPPORT_GFX_CGLS |
1117 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1118 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1119 			AMD_CG_SUPPORT_SDMA_MGCG |
1120 			AMD_CG_SUPPORT_SDMA_LS |
1121 			AMD_CG_SUPPORT_BIF_MGCG |
1122 			AMD_CG_SUPPORT_BIF_LS |
1123 			AMD_CG_SUPPORT_HDP_MGCG |
1124 			AMD_CG_SUPPORT_HDP_LS |
1125 			AMD_CG_SUPPORT_ROM_MGCG |
1126 			AMD_CG_SUPPORT_MC_MGCG |
1127 			AMD_CG_SUPPORT_MC_LS |
1128 			AMD_CG_SUPPORT_DRM_LS |
1129 			AMD_CG_SUPPORT_UVD_MGCG |
1130 			AMD_CG_SUPPORT_VCE_MGCG;
1131 		adev->pg_flags = 0;
1132 		adev->external_rev_id = adev->rev_id + 0x5A;
1133 		break;
1134 	case CHIP_POLARIS10:
1135 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1136 			AMD_CG_SUPPORT_GFX_RLC_LS |
1137 			AMD_CG_SUPPORT_GFX_CP_LS |
1138 			AMD_CG_SUPPORT_GFX_CGCG |
1139 			AMD_CG_SUPPORT_GFX_CGLS |
1140 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1141 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1142 			AMD_CG_SUPPORT_SDMA_MGCG |
1143 			AMD_CG_SUPPORT_SDMA_LS |
1144 			AMD_CG_SUPPORT_BIF_MGCG |
1145 			AMD_CG_SUPPORT_BIF_LS |
1146 			AMD_CG_SUPPORT_HDP_MGCG |
1147 			AMD_CG_SUPPORT_HDP_LS |
1148 			AMD_CG_SUPPORT_ROM_MGCG |
1149 			AMD_CG_SUPPORT_MC_MGCG |
1150 			AMD_CG_SUPPORT_MC_LS |
1151 			AMD_CG_SUPPORT_DRM_LS |
1152 			AMD_CG_SUPPORT_UVD_MGCG |
1153 			AMD_CG_SUPPORT_VCE_MGCG;
1154 		adev->pg_flags = 0;
1155 		adev->external_rev_id = adev->rev_id + 0x50;
1156 		break;
1157 	case CHIP_POLARIS12:
1158 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1159 			AMD_CG_SUPPORT_GFX_RLC_LS |
1160 			AMD_CG_SUPPORT_GFX_CP_LS |
1161 			AMD_CG_SUPPORT_GFX_CGCG |
1162 			AMD_CG_SUPPORT_GFX_CGLS |
1163 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1164 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1165 			AMD_CG_SUPPORT_SDMA_MGCG |
1166 			AMD_CG_SUPPORT_SDMA_LS |
1167 			AMD_CG_SUPPORT_BIF_MGCG |
1168 			AMD_CG_SUPPORT_BIF_LS |
1169 			AMD_CG_SUPPORT_HDP_MGCG |
1170 			AMD_CG_SUPPORT_HDP_LS |
1171 			AMD_CG_SUPPORT_ROM_MGCG |
1172 			AMD_CG_SUPPORT_MC_MGCG |
1173 			AMD_CG_SUPPORT_MC_LS |
1174 			AMD_CG_SUPPORT_DRM_LS |
1175 			AMD_CG_SUPPORT_UVD_MGCG |
1176 			AMD_CG_SUPPORT_VCE_MGCG;
1177 		adev->pg_flags = 0;
1178 		adev->external_rev_id = adev->rev_id + 0x64;
1179 		break;
1180 	case CHIP_VEGAM:
1181 		adev->cg_flags = 0;
1182 			/*AMD_CG_SUPPORT_GFX_MGCG |
1183 			AMD_CG_SUPPORT_GFX_RLC_LS |
1184 			AMD_CG_SUPPORT_GFX_CP_LS |
1185 			AMD_CG_SUPPORT_GFX_CGCG |
1186 			AMD_CG_SUPPORT_GFX_CGLS |
1187 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1188 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1189 			AMD_CG_SUPPORT_SDMA_MGCG |
1190 			AMD_CG_SUPPORT_SDMA_LS |
1191 			AMD_CG_SUPPORT_BIF_MGCG |
1192 			AMD_CG_SUPPORT_BIF_LS |
1193 			AMD_CG_SUPPORT_HDP_MGCG |
1194 			AMD_CG_SUPPORT_HDP_LS |
1195 			AMD_CG_SUPPORT_ROM_MGCG |
1196 			AMD_CG_SUPPORT_MC_MGCG |
1197 			AMD_CG_SUPPORT_MC_LS |
1198 			AMD_CG_SUPPORT_DRM_LS |
1199 			AMD_CG_SUPPORT_UVD_MGCG |
1200 			AMD_CG_SUPPORT_VCE_MGCG;*/
1201 		adev->pg_flags = 0;
1202 		adev->external_rev_id = adev->rev_id + 0x6E;
1203 		break;
1204 	case CHIP_CARRIZO:
1205 		adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1206 			AMD_CG_SUPPORT_GFX_MGCG |
1207 			AMD_CG_SUPPORT_GFX_MGLS |
1208 			AMD_CG_SUPPORT_GFX_RLC_LS |
1209 			AMD_CG_SUPPORT_GFX_CP_LS |
1210 			AMD_CG_SUPPORT_GFX_CGTS |
1211 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1212 			AMD_CG_SUPPORT_GFX_CGCG |
1213 			AMD_CG_SUPPORT_GFX_CGLS |
1214 			AMD_CG_SUPPORT_BIF_LS |
1215 			AMD_CG_SUPPORT_HDP_MGCG |
1216 			AMD_CG_SUPPORT_HDP_LS |
1217 			AMD_CG_SUPPORT_SDMA_MGCG |
1218 			AMD_CG_SUPPORT_SDMA_LS |
1219 			AMD_CG_SUPPORT_VCE_MGCG;
1220 		/* rev0 hardware requires workarounds to support PG */
1221 		adev->pg_flags = 0;
1222 		if (adev->rev_id != 0x00 || CZ_REV_BRISTOL(adev->pdev->revision)) {
1223 			adev->pg_flags |= AMD_PG_SUPPORT_GFX_SMG |
1224 				AMD_PG_SUPPORT_GFX_PIPELINE |
1225 				AMD_PG_SUPPORT_CP |
1226 				AMD_PG_SUPPORT_UVD |
1227 				AMD_PG_SUPPORT_VCE;
1228 		}
1229 		adev->external_rev_id = adev->rev_id + 0x1;
1230 		break;
1231 	case CHIP_STONEY:
1232 		adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1233 			AMD_CG_SUPPORT_GFX_MGCG |
1234 			AMD_CG_SUPPORT_GFX_MGLS |
1235 			AMD_CG_SUPPORT_GFX_RLC_LS |
1236 			AMD_CG_SUPPORT_GFX_CP_LS |
1237 			AMD_CG_SUPPORT_GFX_CGTS |
1238 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1239 			AMD_CG_SUPPORT_GFX_CGLS |
1240 			AMD_CG_SUPPORT_BIF_LS |
1241 			AMD_CG_SUPPORT_HDP_MGCG |
1242 			AMD_CG_SUPPORT_HDP_LS |
1243 			AMD_CG_SUPPORT_SDMA_MGCG |
1244 			AMD_CG_SUPPORT_SDMA_LS |
1245 			AMD_CG_SUPPORT_VCE_MGCG;
1246 		adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
1247 			AMD_PG_SUPPORT_GFX_SMG |
1248 			AMD_PG_SUPPORT_GFX_PIPELINE |
1249 			AMD_PG_SUPPORT_CP |
1250 			AMD_PG_SUPPORT_UVD |
1251 			AMD_PG_SUPPORT_VCE;
1252 		adev->external_rev_id = adev->rev_id + 0x61;
1253 		break;
1254 	default:
1255 		/* FIXME: not supported yet */
1256 		return -EINVAL;
1257 	}
1258 
1259 	if (amdgpu_sriov_vf(adev)) {
1260 		amdgpu_virt_init_setting(adev);
1261 		xgpu_vi_mailbox_set_irq_funcs(adev);
1262 	}
1263 
1264 	return 0;
1265 }
1266 
1267 static int vi_common_late_init(void *handle)
1268 {
1269 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1270 
1271 	if (amdgpu_sriov_vf(adev))
1272 		xgpu_vi_mailbox_get_irq(adev);
1273 
1274 	return 0;
1275 }
1276 
1277 static int vi_common_sw_init(void *handle)
1278 {
1279 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1280 
1281 	if (amdgpu_sriov_vf(adev))
1282 		xgpu_vi_mailbox_add_irq_id(adev);
1283 
1284 	return 0;
1285 }
1286 
1287 static int vi_common_sw_fini(void *handle)
1288 {
1289 	return 0;
1290 }
1291 
1292 static int vi_common_hw_init(void *handle)
1293 {
1294 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1295 
1296 	/* move the golden regs per IP block */
1297 	vi_init_golden_registers(adev);
1298 	/* enable pcie gen2/3 link */
1299 	vi_pcie_gen3_enable(adev);
1300 	/* enable aspm */
1301 	vi_program_aspm(adev);
1302 	/* enable the doorbell aperture */
1303 	vi_enable_doorbell_aperture(adev, true);
1304 
1305 	return 0;
1306 }
1307 
1308 static int vi_common_hw_fini(void *handle)
1309 {
1310 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1311 
1312 	/* enable the doorbell aperture */
1313 	vi_enable_doorbell_aperture(adev, false);
1314 
1315 	if (amdgpu_sriov_vf(adev))
1316 		xgpu_vi_mailbox_put_irq(adev);
1317 
1318 	return 0;
1319 }
1320 
1321 static int vi_common_suspend(void *handle)
1322 {
1323 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1324 
1325 	return vi_common_hw_fini(adev);
1326 }
1327 
1328 static int vi_common_resume(void *handle)
1329 {
1330 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1331 
1332 	return vi_common_hw_init(adev);
1333 }
1334 
1335 static bool vi_common_is_idle(void *handle)
1336 {
1337 	return true;
1338 }
1339 
1340 static int vi_common_wait_for_idle(void *handle)
1341 {
1342 	return 0;
1343 }
1344 
1345 static int vi_common_soft_reset(void *handle)
1346 {
1347 	return 0;
1348 }
1349 
1350 static void vi_update_bif_medium_grain_light_sleep(struct amdgpu_device *adev,
1351 						   bool enable)
1352 {
1353 	uint32_t temp, data;
1354 
1355 	temp = data = RREG32_PCIE(ixPCIE_CNTL2);
1356 
1357 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS))
1358 		data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1359 				PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1360 				PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK;
1361 	else
1362 		data &= ~(PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1363 				PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1364 				PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK);
1365 
1366 	if (temp != data)
1367 		WREG32_PCIE(ixPCIE_CNTL2, data);
1368 }
1369 
1370 static void vi_update_hdp_medium_grain_clock_gating(struct amdgpu_device *adev,
1371 						    bool enable)
1372 {
1373 	uint32_t temp, data;
1374 
1375 	temp = data = RREG32(mmHDP_HOST_PATH_CNTL);
1376 
1377 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG))
1378 		data &= ~HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1379 	else
1380 		data |= HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1381 
1382 	if (temp != data)
1383 		WREG32(mmHDP_HOST_PATH_CNTL, data);
1384 }
1385 
1386 static void vi_update_hdp_light_sleep(struct amdgpu_device *adev,
1387 				      bool enable)
1388 {
1389 	uint32_t temp, data;
1390 
1391 	temp = data = RREG32(mmHDP_MEM_POWER_LS);
1392 
1393 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1394 		data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1395 	else
1396 		data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1397 
1398 	if (temp != data)
1399 		WREG32(mmHDP_MEM_POWER_LS, data);
1400 }
1401 
1402 static void vi_update_drm_light_sleep(struct amdgpu_device *adev,
1403 				      bool enable)
1404 {
1405 	uint32_t temp, data;
1406 
1407 	temp = data = RREG32(0x157a);
1408 
1409 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1410 		data |= 1;
1411 	else
1412 		data &= ~1;
1413 
1414 	if (temp != data)
1415 		WREG32(0x157a, data);
1416 }
1417 
1418 
1419 static void vi_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
1420 						    bool enable)
1421 {
1422 	uint32_t temp, data;
1423 
1424 	temp = data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1425 
1426 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
1427 		data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1428 				CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
1429 	else
1430 		data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1431 				CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
1432 
1433 	if (temp != data)
1434 		WREG32_SMC(ixCGTT_ROM_CLK_CTRL0, data);
1435 }
1436 
1437 static int vi_common_set_clockgating_state_by_smu(void *handle,
1438 					   enum amd_clockgating_state state)
1439 {
1440 	uint32_t msg_id, pp_state = 0;
1441 	uint32_t pp_support_state = 0;
1442 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1443 
1444 	if (adev->cg_flags & (AMD_CG_SUPPORT_MC_LS | AMD_CG_SUPPORT_MC_MGCG)) {
1445 		if (adev->cg_flags & AMD_CG_SUPPORT_MC_LS) {
1446 			pp_support_state = PP_STATE_SUPPORT_LS;
1447 			pp_state = PP_STATE_LS;
1448 		}
1449 		if (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG) {
1450 			pp_support_state |= PP_STATE_SUPPORT_CG;
1451 			pp_state |= PP_STATE_CG;
1452 		}
1453 		if (state == AMD_CG_STATE_UNGATE)
1454 			pp_state = 0;
1455 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1456 			       PP_BLOCK_SYS_MC,
1457 			       pp_support_state,
1458 			       pp_state);
1459 		if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1460 			amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1461 	}
1462 
1463 	if (adev->cg_flags & (AMD_CG_SUPPORT_SDMA_LS | AMD_CG_SUPPORT_SDMA_MGCG)) {
1464 		if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_LS) {
1465 			pp_support_state = PP_STATE_SUPPORT_LS;
1466 			pp_state = PP_STATE_LS;
1467 		}
1468 		if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG) {
1469 			pp_support_state |= PP_STATE_SUPPORT_CG;
1470 			pp_state |= PP_STATE_CG;
1471 		}
1472 		if (state == AMD_CG_STATE_UNGATE)
1473 			pp_state = 0;
1474 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1475 			       PP_BLOCK_SYS_SDMA,
1476 			       pp_support_state,
1477 			       pp_state);
1478 		if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1479 			amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1480 	}
1481 
1482 	if (adev->cg_flags & (AMD_CG_SUPPORT_HDP_LS | AMD_CG_SUPPORT_HDP_MGCG)) {
1483 		if (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS) {
1484 			pp_support_state = PP_STATE_SUPPORT_LS;
1485 			pp_state = PP_STATE_LS;
1486 		}
1487 		if (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG) {
1488 			pp_support_state |= PP_STATE_SUPPORT_CG;
1489 			pp_state |= PP_STATE_CG;
1490 		}
1491 		if (state == AMD_CG_STATE_UNGATE)
1492 			pp_state = 0;
1493 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1494 			       PP_BLOCK_SYS_HDP,
1495 			       pp_support_state,
1496 			       pp_state);
1497 		if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1498 			amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1499 	}
1500 
1501 
1502 	if (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS) {
1503 		if (state == AMD_CG_STATE_UNGATE)
1504 			pp_state = 0;
1505 		else
1506 			pp_state = PP_STATE_LS;
1507 
1508 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1509 			       PP_BLOCK_SYS_BIF,
1510 			       PP_STATE_SUPPORT_LS,
1511 			        pp_state);
1512 		if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1513 			amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1514 	}
1515 	if (adev->cg_flags & AMD_CG_SUPPORT_BIF_MGCG) {
1516 		if (state == AMD_CG_STATE_UNGATE)
1517 			pp_state = 0;
1518 		else
1519 			pp_state = PP_STATE_CG;
1520 
1521 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1522 			       PP_BLOCK_SYS_BIF,
1523 			       PP_STATE_SUPPORT_CG,
1524 			       pp_state);
1525 		if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1526 			amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1527 	}
1528 
1529 	if (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS) {
1530 
1531 		if (state == AMD_CG_STATE_UNGATE)
1532 			pp_state = 0;
1533 		else
1534 			pp_state = PP_STATE_LS;
1535 
1536 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1537 			       PP_BLOCK_SYS_DRM,
1538 			       PP_STATE_SUPPORT_LS,
1539 			       pp_state);
1540 		if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1541 			amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1542 	}
1543 
1544 	if (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG) {
1545 
1546 		if (state == AMD_CG_STATE_UNGATE)
1547 			pp_state = 0;
1548 		else
1549 			pp_state = PP_STATE_CG;
1550 
1551 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1552 			       PP_BLOCK_SYS_ROM,
1553 			       PP_STATE_SUPPORT_CG,
1554 			       pp_state);
1555 		if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1556 			amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1557 	}
1558 	return 0;
1559 }
1560 
1561 static int vi_common_set_clockgating_state(void *handle,
1562 					   enum amd_clockgating_state state)
1563 {
1564 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1565 
1566 	if (amdgpu_sriov_vf(adev))
1567 		return 0;
1568 
1569 	switch (adev->asic_type) {
1570 	case CHIP_FIJI:
1571 		vi_update_bif_medium_grain_light_sleep(adev,
1572 				state == AMD_CG_STATE_GATE);
1573 		vi_update_hdp_medium_grain_clock_gating(adev,
1574 				state == AMD_CG_STATE_GATE);
1575 		vi_update_hdp_light_sleep(adev,
1576 				state == AMD_CG_STATE_GATE);
1577 		vi_update_rom_medium_grain_clock_gating(adev,
1578 				state == AMD_CG_STATE_GATE);
1579 		break;
1580 	case CHIP_CARRIZO:
1581 	case CHIP_STONEY:
1582 		vi_update_bif_medium_grain_light_sleep(adev,
1583 				state == AMD_CG_STATE_GATE);
1584 		vi_update_hdp_medium_grain_clock_gating(adev,
1585 				state == AMD_CG_STATE_GATE);
1586 		vi_update_hdp_light_sleep(adev,
1587 				state == AMD_CG_STATE_GATE);
1588 		vi_update_drm_light_sleep(adev,
1589 				state == AMD_CG_STATE_GATE);
1590 		break;
1591 	case CHIP_TONGA:
1592 	case CHIP_POLARIS10:
1593 	case CHIP_POLARIS11:
1594 	case CHIP_POLARIS12:
1595 	case CHIP_VEGAM:
1596 		vi_common_set_clockgating_state_by_smu(adev, state);
1597 	default:
1598 		break;
1599 	}
1600 	return 0;
1601 }
1602 
1603 static int vi_common_set_powergating_state(void *handle,
1604 					    enum amd_powergating_state state)
1605 {
1606 	return 0;
1607 }
1608 
1609 static void vi_common_get_clockgating_state(void *handle, u32 *flags)
1610 {
1611 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1612 	int data;
1613 
1614 	if (amdgpu_sriov_vf(adev))
1615 		*flags = 0;
1616 
1617 	/* AMD_CG_SUPPORT_BIF_LS */
1618 	data = RREG32_PCIE(ixPCIE_CNTL2);
1619 	if (data & PCIE_CNTL2__SLV_MEM_LS_EN_MASK)
1620 		*flags |= AMD_CG_SUPPORT_BIF_LS;
1621 
1622 	/* AMD_CG_SUPPORT_HDP_LS */
1623 	data = RREG32(mmHDP_MEM_POWER_LS);
1624 	if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
1625 		*flags |= AMD_CG_SUPPORT_HDP_LS;
1626 
1627 	/* AMD_CG_SUPPORT_HDP_MGCG */
1628 	data = RREG32(mmHDP_HOST_PATH_CNTL);
1629 	if (!(data & HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK))
1630 		*flags |= AMD_CG_SUPPORT_HDP_MGCG;
1631 
1632 	/* AMD_CG_SUPPORT_ROM_MGCG */
1633 	data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1634 	if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))
1635 		*flags |= AMD_CG_SUPPORT_ROM_MGCG;
1636 }
1637 
1638 static const struct amd_ip_funcs vi_common_ip_funcs = {
1639 	.name = "vi_common",
1640 	.early_init = vi_common_early_init,
1641 	.late_init = vi_common_late_init,
1642 	.sw_init = vi_common_sw_init,
1643 	.sw_fini = vi_common_sw_fini,
1644 	.hw_init = vi_common_hw_init,
1645 	.hw_fini = vi_common_hw_fini,
1646 	.suspend = vi_common_suspend,
1647 	.resume = vi_common_resume,
1648 	.is_idle = vi_common_is_idle,
1649 	.wait_for_idle = vi_common_wait_for_idle,
1650 	.soft_reset = vi_common_soft_reset,
1651 	.set_clockgating_state = vi_common_set_clockgating_state,
1652 	.set_powergating_state = vi_common_set_powergating_state,
1653 	.get_clockgating_state = vi_common_get_clockgating_state,
1654 };
1655 
1656 static const struct amdgpu_ip_block_version vi_common_ip_block =
1657 {
1658 	.type = AMD_IP_BLOCK_TYPE_COMMON,
1659 	.major = 1,
1660 	.minor = 0,
1661 	.rev = 0,
1662 	.funcs = &vi_common_ip_funcs,
1663 };
1664 
1665 int vi_set_ip_blocks(struct amdgpu_device *adev)
1666 {
1667 	/* in early init stage, vbios code won't work */
1668 	vi_detect_hw_virtualization(adev);
1669 
1670 	if (amdgpu_sriov_vf(adev))
1671 		adev->virt.ops = &xgpu_vi_virt_ops;
1672 
1673 	switch (adev->asic_type) {
1674 	case CHIP_TOPAZ:
1675 		/* topaz has no DCE, UVD, VCE */
1676 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1677 		amdgpu_device_ip_block_add(adev, &gmc_v7_4_ip_block);
1678 		amdgpu_device_ip_block_add(adev, &iceland_ih_ip_block);
1679 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1680 		amdgpu_device_ip_block_add(adev, &sdma_v2_4_ip_block);
1681 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1682 		if (adev->enable_virtual_display)
1683 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1684 		break;
1685 	case CHIP_FIJI:
1686 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1687 		amdgpu_device_ip_block_add(adev, &gmc_v8_5_ip_block);
1688 		amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
1689 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1690 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
1691 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1692 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
1693 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1694 #if defined(CONFIG_DRM_AMD_DC)
1695 		else if (amdgpu_device_has_dc_support(adev))
1696 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
1697 #endif
1698 		else
1699 			amdgpu_device_ip_block_add(adev, &dce_v10_1_ip_block);
1700 		if (!amdgpu_sriov_vf(adev)) {
1701 			amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block);
1702 			amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block);
1703 		}
1704 		break;
1705 	case CHIP_TONGA:
1706 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1707 		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
1708 		amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
1709 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1710 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
1711 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1712 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
1713 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1714 #if defined(CONFIG_DRM_AMD_DC)
1715 		else if (amdgpu_device_has_dc_support(adev))
1716 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
1717 #endif
1718 		else
1719 			amdgpu_device_ip_block_add(adev, &dce_v10_0_ip_block);
1720 		if (!amdgpu_sriov_vf(adev)) {
1721 			amdgpu_device_ip_block_add(adev, &uvd_v5_0_ip_block);
1722 			amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block);
1723 		}
1724 		break;
1725 	case CHIP_POLARIS10:
1726 	case CHIP_POLARIS11:
1727 	case CHIP_POLARIS12:
1728 	case CHIP_VEGAM:
1729 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1730 		amdgpu_device_ip_block_add(adev, &gmc_v8_1_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_1_ip_block);
1734 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1735 		if (adev->enable_virtual_display)
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_v11_2_ip_block);
1743 		amdgpu_device_ip_block_add(adev, &uvd_v6_3_ip_block);
1744 		amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block);
1745 		break;
1746 	case CHIP_CARRIZO:
1747 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1748 		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
1749 		amdgpu_device_ip_block_add(adev, &cz_ih_ip_block);
1750 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1751 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
1752 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1753 		if (adev->enable_virtual_display)
1754 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1755 #if defined(CONFIG_DRM_AMD_DC)
1756 		else if (amdgpu_device_has_dc_support(adev))
1757 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
1758 #endif
1759 		else
1760 			amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block);
1761 		amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block);
1762 		amdgpu_device_ip_block_add(adev, &vce_v3_1_ip_block);
1763 #if defined(CONFIG_DRM_AMD_ACP)
1764 		amdgpu_device_ip_block_add(adev, &acp_ip_block);
1765 #endif
1766 		break;
1767 	case CHIP_STONEY:
1768 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1769 		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
1770 		amdgpu_device_ip_block_add(adev, &cz_ih_ip_block);
1771 		amdgpu_device_ip_block_add(adev, &gfx_v8_1_ip_block);
1772 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
1773 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1774 		if (adev->enable_virtual_display)
1775 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1776 #if defined(CONFIG_DRM_AMD_DC)
1777 		else if (amdgpu_device_has_dc_support(adev))
1778 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
1779 #endif
1780 		else
1781 			amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block);
1782 		amdgpu_device_ip_block_add(adev, &uvd_v6_2_ip_block);
1783 		amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block);
1784 #if defined(CONFIG_DRM_AMD_ACP)
1785 		amdgpu_device_ip_block_add(adev, &acp_ip_block);
1786 #endif
1787 		break;
1788 	default:
1789 		/* FIXME: not supported yet */
1790 		return -EINVAL;
1791 	}
1792 
1793 	return 0;
1794 }
1795 
1796 void legacy_doorbell_index_init(struct amdgpu_device *adev)
1797 {
1798 	adev->doorbell_index.kiq = AMDGPU_DOORBELL_KIQ;
1799 	adev->doorbell_index.mec_ring0 = AMDGPU_DOORBELL_MEC_RING0;
1800 	adev->doorbell_index.mec_ring1 = AMDGPU_DOORBELL_MEC_RING1;
1801 	adev->doorbell_index.mec_ring2 = AMDGPU_DOORBELL_MEC_RING2;
1802 	adev->doorbell_index.mec_ring3 = AMDGPU_DOORBELL_MEC_RING3;
1803 	adev->doorbell_index.mec_ring4 = AMDGPU_DOORBELL_MEC_RING4;
1804 	adev->doorbell_index.mec_ring5 = AMDGPU_DOORBELL_MEC_RING5;
1805 	adev->doorbell_index.mec_ring6 = AMDGPU_DOORBELL_MEC_RING6;
1806 	adev->doorbell_index.mec_ring7 = AMDGPU_DOORBELL_MEC_RING7;
1807 	adev->doorbell_index.gfx_ring0 = AMDGPU_DOORBELL_GFX_RING0;
1808 	adev->doorbell_index.sdma_engine[0] = AMDGPU_DOORBELL_sDMA_ENGINE0;
1809 	adev->doorbell_index.sdma_engine[1] = AMDGPU_DOORBELL_sDMA_ENGINE1;
1810 	adev->doorbell_index.ih = AMDGPU_DOORBELL_IH;
1811 	adev->doorbell_index.max_assignment = AMDGPU_DOORBELL_MAX_ASSIGNMENT;
1812 }
1813