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path: root/drivers/gpu/drm/amd/amdgpu/vi.c
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-rw-r--r--drivers/gpu/drm/amd/amdgpu/vi.c1373
1 files changed, 1373 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
new file mode 100644
index 000000000000..20a159803983
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -0,0 +1,1373 @@
1/*
2 * Copyright 2014 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 */
23#include <linux/firmware.h>
24#include <linux/slab.h>
25#include <linux/module.h>
26#include "drmP.h"
27#include "amdgpu.h"
28#include "amdgpu_atombios.h"
29#include "amdgpu_ih.h"
30#include "amdgpu_uvd.h"
31#include "amdgpu_vce.h"
32#include "amdgpu_ucode.h"
33#include "atom.h"
34
35#include "gmc/gmc_8_1_d.h"
36#include "gmc/gmc_8_1_sh_mask.h"
37
38#include "oss/oss_3_0_d.h"
39#include "oss/oss_3_0_sh_mask.h"
40
41#include "bif/bif_5_0_d.h"
42#include "bif/bif_5_0_sh_mask.h"
43
44#include "gca/gfx_8_0_d.h"
45#include "gca/gfx_8_0_sh_mask.h"
46
47#include "smu/smu_7_1_1_d.h"
48#include "smu/smu_7_1_1_sh_mask.h"
49
50#include "uvd/uvd_5_0_d.h"
51#include "uvd/uvd_5_0_sh_mask.h"
52
53#include "vce/vce_3_0_d.h"
54#include "vce/vce_3_0_sh_mask.h"
55
56#include "dce/dce_10_0_d.h"
57#include "dce/dce_10_0_sh_mask.h"
58
59#include "vid.h"
60#include "vi.h"
61#include "vi_dpm.h"
62#include "gmc_v8_0.h"
63#include "gfx_v8_0.h"
64#include "sdma_v2_4.h"
65#include "sdma_v3_0.h"
66#include "dce_v10_0.h"
67#include "dce_v11_0.h"
68#include "iceland_ih.h"
69#include "tonga_ih.h"
70#include "cz_ih.h"
71#include "uvd_v5_0.h"
72#include "uvd_v6_0.h"
73#include "vce_v3_0.h"
74
75/*
76 * Indirect registers accessor
77 */
78static u32 vi_pcie_rreg(struct amdgpu_device *adev, u32 reg)
79{
80 unsigned long flags;
81 u32 r;
82
83 spin_lock_irqsave(&adev->pcie_idx_lock, flags);
84 WREG32(mmPCIE_INDEX, reg);
85 (void)RREG32(mmPCIE_INDEX);
86 r = RREG32(mmPCIE_DATA);
87 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
88 return r;
89}
90
91static void vi_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
92{
93 unsigned long flags;
94
95 spin_lock_irqsave(&adev->pcie_idx_lock, flags);
96 WREG32(mmPCIE_INDEX, reg);
97 (void)RREG32(mmPCIE_INDEX);
98 WREG32(mmPCIE_DATA, v);
99 (void)RREG32(mmPCIE_DATA);
100 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
101}
102
103static u32 vi_smc_rreg(struct amdgpu_device *adev, u32 reg)
104{
105 unsigned long flags;
106 u32 r;
107
108 spin_lock_irqsave(&adev->smc_idx_lock, flags);
109 WREG32(mmSMC_IND_INDEX_0, (reg));
110 r = RREG32(mmSMC_IND_DATA_0);
111 spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
112 return r;
113}
114
115static void vi_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
116{
117 unsigned long flags;
118
119 spin_lock_irqsave(&adev->smc_idx_lock, flags);
120 WREG32(mmSMC_IND_INDEX_0, (reg));
121 WREG32(mmSMC_IND_DATA_0, (v));
122 spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
123}
124
125static u32 vi_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
126{
127 unsigned long flags;
128 u32 r;
129
130 spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
131 WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
132 r = RREG32(mmUVD_CTX_DATA);
133 spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
134 return r;
135}
136
137static void vi_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
138{
139 unsigned long flags;
140
141 spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
142 WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
143 WREG32(mmUVD_CTX_DATA, (v));
144 spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
145}
146
147static u32 vi_didt_rreg(struct amdgpu_device *adev, u32 reg)
148{
149 unsigned long flags;
150 u32 r;
151
152 spin_lock_irqsave(&adev->didt_idx_lock, flags);
153 WREG32(mmDIDT_IND_INDEX, (reg));
154 r = RREG32(mmDIDT_IND_DATA);
155 spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
156 return r;
157}
158
159static void vi_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
160{
161 unsigned long flags;
162
163 spin_lock_irqsave(&adev->didt_idx_lock, flags);
164 WREG32(mmDIDT_IND_INDEX, (reg));
165 WREG32(mmDIDT_IND_DATA, (v));
166 spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
167}
168
169static const u32 tonga_mgcg_cgcg_init[] =
170{
171 mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
172 mmPCIE_INDEX, 0xffffffff, 0x0140001c,
173 mmPCIE_DATA, 0x000f0000, 0x00000000,
174 mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
175 mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
176 mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100,
177 mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000,
178 mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
179 mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
180};
181
182static const u32 iceland_mgcg_cgcg_init[] =
183{
184 mmPCIE_INDEX, 0xffffffff, ixPCIE_CNTL2,
185 mmPCIE_DATA, 0x000f0000, 0x00000000,
186 mmSMC_IND_INDEX_4, 0xffffffff, ixCGTT_ROM_CLK_CTRL0,
187 mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
188 mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
189};
190
191static const u32 cz_mgcg_cgcg_init[] =
192{
193 mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
194 mmPCIE_INDEX, 0xffffffff, 0x0140001c,
195 mmPCIE_DATA, 0x000f0000, 0x00000000,
196 mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100,
197 mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000,
198 mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
199 mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
200};
201
202static void vi_init_golden_registers(struct amdgpu_device *adev)
203{
204 /* Some of the registers might be dependent on GRBM_GFX_INDEX */
205 mutex_lock(&adev->grbm_idx_mutex);
206
207 switch (adev->asic_type) {
208 case CHIP_TOPAZ:
209 amdgpu_program_register_sequence(adev,
210 iceland_mgcg_cgcg_init,
211 (const u32)ARRAY_SIZE(iceland_mgcg_cgcg_init));
212 break;
213 case CHIP_TONGA:
214 amdgpu_program_register_sequence(adev,
215 tonga_mgcg_cgcg_init,
216 (const u32)ARRAY_SIZE(tonga_mgcg_cgcg_init));
217 break;
218 case CHIP_CARRIZO:
219 amdgpu_program_register_sequence(adev,
220 cz_mgcg_cgcg_init,
221 (const u32)ARRAY_SIZE(cz_mgcg_cgcg_init));
222 break;
223 default:
224 break;
225 }
226 mutex_unlock(&adev->grbm_idx_mutex);
227}
228
229/**
230 * vi_get_xclk - get the xclk
231 *
232 * @adev: amdgpu_device pointer
233 *
234 * Returns the reference clock used by the gfx engine
235 * (VI).
236 */
237static u32 vi_get_xclk(struct amdgpu_device *adev)
238{
239 u32 reference_clock = adev->clock.spll.reference_freq;
240 u32 tmp;
241
242 if (adev->flags & AMDGPU_IS_APU)
243 return reference_clock;
244
245 tmp = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
246 if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL_2, MUX_TCLK_TO_XCLK))
247 return 1000;
248
249 tmp = RREG32_SMC(ixCG_CLKPIN_CNTL);
250 if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL, XTALIN_DIVIDE))
251 return reference_clock / 4;
252
253 return reference_clock;
254}
255
256/**
257 * vi_srbm_select - select specific register instances
258 *
259 * @adev: amdgpu_device pointer
260 * @me: selected ME (micro engine)
261 * @pipe: pipe
262 * @queue: queue
263 * @vmid: VMID
264 *
265 * Switches the currently active registers instances. Some
266 * registers are instanced per VMID, others are instanced per
267 * me/pipe/queue combination.
268 */
269void vi_srbm_select(struct amdgpu_device *adev,
270 u32 me, u32 pipe, u32 queue, u32 vmid)
271{
272 u32 srbm_gfx_cntl = 0;
273 srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, PIPEID, pipe);
274 srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, MEID, me);
275 srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, VMID, vmid);
276 srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, QUEUEID, queue);
277 WREG32(mmSRBM_GFX_CNTL, srbm_gfx_cntl);
278}
279
280static void vi_vga_set_state(struct amdgpu_device *adev, bool state)
281{
282 /* todo */
283}
284
285static bool vi_read_disabled_bios(struct amdgpu_device *adev)
286{
287 u32 bus_cntl;
288 u32 d1vga_control = 0;
289 u32 d2vga_control = 0;
290 u32 vga_render_control = 0;
291 u32 rom_cntl;
292 bool r;
293
294 bus_cntl = RREG32(mmBUS_CNTL);
295 if (adev->mode_info.num_crtc) {
296 d1vga_control = RREG32(mmD1VGA_CONTROL);
297 d2vga_control = RREG32(mmD2VGA_CONTROL);
298 vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
299 }
300 rom_cntl = RREG32_SMC(ixROM_CNTL);
301
302 /* enable the rom */
303 WREG32(mmBUS_CNTL, (bus_cntl & ~BUS_CNTL__BIOS_ROM_DIS_MASK));
304 if (adev->mode_info.num_crtc) {
305 /* Disable VGA mode */
306 WREG32(mmD1VGA_CONTROL,
307 (d1vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK |
308 D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK)));
309 WREG32(mmD2VGA_CONTROL,
310 (d2vga_control & ~(D2VGA_CONTROL__D2VGA_MODE_ENABLE_MASK |
311 D2VGA_CONTROL__D2VGA_TIMING_SELECT_MASK)));
312 WREG32(mmVGA_RENDER_CONTROL,
313 (vga_render_control & ~VGA_RENDER_CONTROL__VGA_VSTATUS_CNTL_MASK));
314 }
315 WREG32_SMC(ixROM_CNTL, rom_cntl | ROM_CNTL__SCK_OVERWRITE_MASK);
316
317 r = amdgpu_read_bios(adev);
318
319 /* restore regs */
320 WREG32(mmBUS_CNTL, bus_cntl);
321 if (adev->mode_info.num_crtc) {
322 WREG32(mmD1VGA_CONTROL, d1vga_control);
323 WREG32(mmD2VGA_CONTROL, d2vga_control);
324 WREG32(mmVGA_RENDER_CONTROL, vga_render_control);
325 }
326 WREG32_SMC(ixROM_CNTL, rom_cntl);
327 return r;
328}
329static struct amdgpu_allowed_register_entry tonga_allowed_read_registers[] = {
330 {mmGB_MACROTILE_MODE7, true},
331};
332
333static struct amdgpu_allowed_register_entry cz_allowed_read_registers[] = {
334 {mmGB_TILE_MODE7, true},
335 {mmGB_TILE_MODE12, true},
336 {mmGB_TILE_MODE17, true},
337 {mmGB_TILE_MODE23, true},
338 {mmGB_MACROTILE_MODE7, true},
339};
340
341static struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {
342 {mmGRBM_STATUS, false},
343 {mmGB_ADDR_CONFIG, false},
344 {mmMC_ARB_RAMCFG, false},
345 {mmGB_TILE_MODE0, false},
346 {mmGB_TILE_MODE1, false},
347 {mmGB_TILE_MODE2, false},
348 {mmGB_TILE_MODE3, false},
349 {mmGB_TILE_MODE4, false},
350 {mmGB_TILE_MODE5, false},
351 {mmGB_TILE_MODE6, false},
352 {mmGB_TILE_MODE7, false},
353 {mmGB_TILE_MODE8, false},
354 {mmGB_TILE_MODE9, false},
355 {mmGB_TILE_MODE10, false},
356 {mmGB_TILE_MODE11, false},
357 {mmGB_TILE_MODE12, false},
358 {mmGB_TILE_MODE13, false},
359 {mmGB_TILE_MODE14, false},
360 {mmGB_TILE_MODE15, false},
361 {mmGB_TILE_MODE16, false},
362 {mmGB_TILE_MODE17, false},
363 {mmGB_TILE_MODE18, false},
364 {mmGB_TILE_MODE19, false},
365 {mmGB_TILE_MODE20, false},
366 {mmGB_TILE_MODE21, false},
367 {mmGB_TILE_MODE22, false},
368 {mmGB_TILE_MODE23, false},
369 {mmGB_TILE_MODE24, false},
370 {mmGB_TILE_MODE25, false},
371 {mmGB_TILE_MODE26, false},
372 {mmGB_TILE_MODE27, false},
373 {mmGB_TILE_MODE28, false},
374 {mmGB_TILE_MODE29, false},
375 {mmGB_TILE_MODE30, false},
376 {mmGB_TILE_MODE31, false},
377 {mmGB_MACROTILE_MODE0, false},
378 {mmGB_MACROTILE_MODE1, false},
379 {mmGB_MACROTILE_MODE2, false},
380 {mmGB_MACROTILE_MODE3, false},
381 {mmGB_MACROTILE_MODE4, false},
382 {mmGB_MACROTILE_MODE5, false},
383 {mmGB_MACROTILE_MODE6, false},
384 {mmGB_MACROTILE_MODE7, false},
385 {mmGB_MACROTILE_MODE8, false},
386 {mmGB_MACROTILE_MODE9, false},
387 {mmGB_MACROTILE_MODE10, false},
388 {mmGB_MACROTILE_MODE11, false},
389 {mmGB_MACROTILE_MODE12, false},
390 {mmGB_MACROTILE_MODE13, false},
391 {mmGB_MACROTILE_MODE14, false},
392 {mmGB_MACROTILE_MODE15, false},
393 {mmCC_RB_BACKEND_DISABLE, false, true},
394 {mmGC_USER_RB_BACKEND_DISABLE, false, true},
395 {mmGB_BACKEND_MAP, false, false},
396 {mmPA_SC_RASTER_CONFIG, false, true},
397 {mmPA_SC_RASTER_CONFIG_1, false, true},
398};
399
400static uint32_t vi_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
401 u32 sh_num, u32 reg_offset)
402{
403 uint32_t val;
404
405 mutex_lock(&adev->grbm_idx_mutex);
406 if (se_num != 0xffffffff || sh_num != 0xffffffff)
407 gfx_v8_0_select_se_sh(adev, se_num, sh_num);
408
409 val = RREG32(reg_offset);
410
411 if (se_num != 0xffffffff || sh_num != 0xffffffff)
412 gfx_v8_0_select_se_sh(adev, 0xffffffff, 0xffffffff);
413 mutex_unlock(&adev->grbm_idx_mutex);
414 return val;
415}
416
417static int vi_read_register(struct amdgpu_device *adev, u32 se_num,
418 u32 sh_num, u32 reg_offset, u32 *value)
419{
420 struct amdgpu_allowed_register_entry *asic_register_table = NULL;
421 struct amdgpu_allowed_register_entry *asic_register_entry;
422 uint32_t size, i;
423
424 *value = 0;
425 switch (adev->asic_type) {
426 case CHIP_TOPAZ:
427 asic_register_table = tonga_allowed_read_registers;
428 size = ARRAY_SIZE(tonga_allowed_read_registers);
429 break;
430 case CHIP_TONGA:
431 case CHIP_CARRIZO:
432 asic_register_table = cz_allowed_read_registers;
433 size = ARRAY_SIZE(cz_allowed_read_registers);
434 break;
435 default:
436 return -EINVAL;
437 }
438
439 if (asic_register_table) {
440 for (i = 0; i < size; i++) {
441 asic_register_entry = asic_register_table + i;
442 if (reg_offset != asic_register_entry->reg_offset)
443 continue;
444 if (!asic_register_entry->untouched)
445 *value = asic_register_entry->grbm_indexed ?
446 vi_read_indexed_register(adev, se_num,
447 sh_num, reg_offset) :
448 RREG32(reg_offset);
449 return 0;
450 }
451 }
452
453 for (i = 0; i < ARRAY_SIZE(vi_allowed_read_registers); i++) {
454 if (reg_offset != vi_allowed_read_registers[i].reg_offset)
455 continue;
456
457 if (!vi_allowed_read_registers[i].untouched)
458 *value = vi_allowed_read_registers[i].grbm_indexed ?
459 vi_read_indexed_register(adev, se_num,
460 sh_num, reg_offset) :
461 RREG32(reg_offset);
462 return 0;
463 }
464 return -EINVAL;
465}
466
467static void vi_print_gpu_status_regs(struct amdgpu_device *adev)
468{
469 dev_info(adev->dev, " GRBM_STATUS=0x%08X\n",
470 RREG32(mmGRBM_STATUS));
471 dev_info(adev->dev, " GRBM_STATUS2=0x%08X\n",
472 RREG32(mmGRBM_STATUS2));
473 dev_info(adev->dev, " GRBM_STATUS_SE0=0x%08X\n",
474 RREG32(mmGRBM_STATUS_SE0));
475 dev_info(adev->dev, " GRBM_STATUS_SE1=0x%08X\n",
476 RREG32(mmGRBM_STATUS_SE1));
477 dev_info(adev->dev, " GRBM_STATUS_SE2=0x%08X\n",
478 RREG32(mmGRBM_STATUS_SE2));
479 dev_info(adev->dev, " GRBM_STATUS_SE3=0x%08X\n",
480 RREG32(mmGRBM_STATUS_SE3));
481 dev_info(adev->dev, " SRBM_STATUS=0x%08X\n",
482 RREG32(mmSRBM_STATUS));
483 dev_info(adev->dev, " SRBM_STATUS2=0x%08X\n",
484 RREG32(mmSRBM_STATUS2));
485 dev_info(adev->dev, " SDMA0_STATUS_REG = 0x%08X\n",
486 RREG32(mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET));
487 dev_info(adev->dev, " SDMA1_STATUS_REG = 0x%08X\n",
488 RREG32(mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET));
489 dev_info(adev->dev, " CP_STAT = 0x%08x\n", RREG32(mmCP_STAT));
490 dev_info(adev->dev, " CP_STALLED_STAT1 = 0x%08x\n",
491 RREG32(mmCP_STALLED_STAT1));
492 dev_info(adev->dev, " CP_STALLED_STAT2 = 0x%08x\n",
493 RREG32(mmCP_STALLED_STAT2));
494 dev_info(adev->dev, " CP_STALLED_STAT3 = 0x%08x\n",
495 RREG32(mmCP_STALLED_STAT3));
496 dev_info(adev->dev, " CP_CPF_BUSY_STAT = 0x%08x\n",
497 RREG32(mmCP_CPF_BUSY_STAT));
498 dev_info(adev->dev, " CP_CPF_STALLED_STAT1 = 0x%08x\n",
499 RREG32(mmCP_CPF_STALLED_STAT1));
500 dev_info(adev->dev, " CP_CPF_STATUS = 0x%08x\n", RREG32(mmCP_CPF_STATUS));
501 dev_info(adev->dev, " CP_CPC_BUSY_STAT = 0x%08x\n", RREG32(mmCP_CPC_BUSY_STAT));
502 dev_info(adev->dev, " CP_CPC_STALLED_STAT1 = 0x%08x\n",
503 RREG32(mmCP_CPC_STALLED_STAT1));
504 dev_info(adev->dev, " CP_CPC_STATUS = 0x%08x\n", RREG32(mmCP_CPC_STATUS));
505}
506
507/**
508 * vi_gpu_check_soft_reset - check which blocks are busy
509 *
510 * @adev: amdgpu_device pointer
511 *
512 * Check which blocks are busy and return the relevant reset
513 * mask to be used by vi_gpu_soft_reset().
514 * Returns a mask of the blocks to be reset.
515 */
516u32 vi_gpu_check_soft_reset(struct amdgpu_device *adev)
517{
518 u32 reset_mask = 0;
519 u32 tmp;
520
521 /* GRBM_STATUS */
522 tmp = RREG32(mmGRBM_STATUS);
523 if (tmp & (GRBM_STATUS__PA_BUSY_MASK | GRBM_STATUS__SC_BUSY_MASK |
524 GRBM_STATUS__BCI_BUSY_MASK | GRBM_STATUS__SX_BUSY_MASK |
525 GRBM_STATUS__TA_BUSY_MASK | GRBM_STATUS__VGT_BUSY_MASK |
526 GRBM_STATUS__DB_BUSY_MASK | GRBM_STATUS__CB_BUSY_MASK |
527 GRBM_STATUS__GDS_BUSY_MASK | GRBM_STATUS__SPI_BUSY_MASK |
528 GRBM_STATUS__IA_BUSY_MASK | GRBM_STATUS__IA_BUSY_NO_DMA_MASK))
529 reset_mask |= AMDGPU_RESET_GFX;
530
531 if (tmp & (GRBM_STATUS__CP_BUSY_MASK | GRBM_STATUS__CP_COHERENCY_BUSY_MASK))
532 reset_mask |= AMDGPU_RESET_CP;
533
534 /* GRBM_STATUS2 */
535 tmp = RREG32(mmGRBM_STATUS2);
536 if (tmp & GRBM_STATUS2__RLC_BUSY_MASK)
537 reset_mask |= AMDGPU_RESET_RLC;
538
539 if (tmp & (GRBM_STATUS2__CPF_BUSY_MASK |
540 GRBM_STATUS2__CPC_BUSY_MASK |
541 GRBM_STATUS2__CPG_BUSY_MASK))
542 reset_mask |= AMDGPU_RESET_CP;
543
544 /* SRBM_STATUS2 */
545 tmp = RREG32(mmSRBM_STATUS2);
546 if (tmp & SRBM_STATUS2__SDMA_BUSY_MASK)
547 reset_mask |= AMDGPU_RESET_DMA;
548
549 if (tmp & SRBM_STATUS2__SDMA1_BUSY_MASK)
550 reset_mask |= AMDGPU_RESET_DMA1;
551
552 /* SRBM_STATUS */
553 tmp = RREG32(mmSRBM_STATUS);
554
555 if (tmp & SRBM_STATUS__IH_BUSY_MASK)
556 reset_mask |= AMDGPU_RESET_IH;
557
558 if (tmp & SRBM_STATUS__SEM_BUSY_MASK)
559 reset_mask |= AMDGPU_RESET_SEM;
560
561 if (tmp & SRBM_STATUS__GRBM_RQ_PENDING_MASK)
562 reset_mask |= AMDGPU_RESET_GRBM;
563
564 if (adev->asic_type != CHIP_TOPAZ) {
565 if (tmp & (SRBM_STATUS__UVD_RQ_PENDING_MASK |
566 SRBM_STATUS__UVD_BUSY_MASK))
567 reset_mask |= AMDGPU_RESET_UVD;
568 }
569
570 if (tmp & SRBM_STATUS__VMC_BUSY_MASK)
571 reset_mask |= AMDGPU_RESET_VMC;
572
573 if (tmp & (SRBM_STATUS__MCB_BUSY_MASK | SRBM_STATUS__MCB_NON_DISPLAY_BUSY_MASK |
574 SRBM_STATUS__MCC_BUSY_MASK | SRBM_STATUS__MCD_BUSY_MASK))
575 reset_mask |= AMDGPU_RESET_MC;
576
577 /* SDMA0_STATUS_REG */
578 tmp = RREG32(mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET);
579 if (!(tmp & SDMA0_STATUS_REG__IDLE_MASK))
580 reset_mask |= AMDGPU_RESET_DMA;
581
582 /* SDMA1_STATUS_REG */
583 tmp = RREG32(mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET);
584 if (!(tmp & SDMA0_STATUS_REG__IDLE_MASK))
585 reset_mask |= AMDGPU_RESET_DMA1;
586#if 0
587 /* VCE_STATUS */
588 if (adev->asic_type != CHIP_TOPAZ) {
589 tmp = RREG32(mmVCE_STATUS);
590 if (tmp & VCE_STATUS__VCPU_REPORT_RB0_BUSY_MASK)
591 reset_mask |= AMDGPU_RESET_VCE;
592 if (tmp & VCE_STATUS__VCPU_REPORT_RB1_BUSY_MASK)
593 reset_mask |= AMDGPU_RESET_VCE1;
594
595 }
596
597 if (adev->asic_type != CHIP_TOPAZ) {
598 if (amdgpu_display_is_display_hung(adev))
599 reset_mask |= AMDGPU_RESET_DISPLAY;
600 }
601#endif
602
603 /* Skip MC reset as it's mostly likely not hung, just busy */
604 if (reset_mask & AMDGPU_RESET_MC) {
605 DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask);
606 reset_mask &= ~AMDGPU_RESET_MC;
607 }
608
609 return reset_mask;
610}
611
612/**
613 * vi_gpu_soft_reset - soft reset GPU
614 *
615 * @adev: amdgpu_device pointer
616 * @reset_mask: mask of which blocks to reset
617 *
618 * Soft reset the blocks specified in @reset_mask.
619 */
620static void vi_gpu_soft_reset(struct amdgpu_device *adev, u32 reset_mask)
621{
622 struct amdgpu_mode_mc_save save;
623 u32 grbm_soft_reset = 0, srbm_soft_reset = 0;
624 u32 tmp;
625
626 if (reset_mask == 0)
627 return;
628
629 dev_info(adev->dev, "GPU softreset: 0x%08X\n", reset_mask);
630
631 vi_print_gpu_status_regs(adev);
632 dev_info(adev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
633 RREG32(mmVM_CONTEXT1_PROTECTION_FAULT_ADDR));
634 dev_info(adev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
635 RREG32(mmVM_CONTEXT1_PROTECTION_FAULT_STATUS));
636
637 /* disable CG/PG */
638
639 /* stop the rlc */
640 //XXX
641 //gfx_v8_0_rlc_stop(adev);
642
643 /* Disable GFX parsing/prefetching */
644 tmp = RREG32(mmCP_ME_CNTL);
645 tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, ME_HALT, 1);
646 tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, PFP_HALT, 1);
647 tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, CE_HALT, 1);
648 WREG32(mmCP_ME_CNTL, tmp);
649
650 /* Disable MEC parsing/prefetching */
651 tmp = RREG32(mmCP_MEC_CNTL);
652 tmp = REG_SET_FIELD(tmp, CP_MEC_CNTL, MEC_ME1_HALT, 1);
653 tmp = REG_SET_FIELD(tmp, CP_MEC_CNTL, MEC_ME2_HALT, 1);
654 WREG32(mmCP_MEC_CNTL, tmp);
655
656 if (reset_mask & AMDGPU_RESET_DMA) {
657 /* sdma0 */
658 tmp = RREG32(mmSDMA0_F32_CNTL + SDMA0_REGISTER_OFFSET);
659 tmp = REG_SET_FIELD(tmp, SDMA0_F32_CNTL, HALT, 1);
660 WREG32(mmSDMA0_F32_CNTL + SDMA0_REGISTER_OFFSET, tmp);
661 }
662 if (reset_mask & AMDGPU_RESET_DMA1) {
663 /* sdma1 */
664 tmp = RREG32(mmSDMA0_F32_CNTL + SDMA1_REGISTER_OFFSET);
665 tmp = REG_SET_FIELD(tmp, SDMA0_F32_CNTL, HALT, 1);
666 WREG32(mmSDMA0_F32_CNTL + SDMA1_REGISTER_OFFSET, tmp);
667 }
668
669 gmc_v8_0_mc_stop(adev, &save);
670 if (amdgpu_asic_wait_for_mc_idle(adev)) {
671 dev_warn(adev->dev, "Wait for MC idle timedout !\n");
672 }
673
674 if (reset_mask & (AMDGPU_RESET_GFX | AMDGPU_RESET_COMPUTE | AMDGPU_RESET_CP)) {
675 grbm_soft_reset =
676 REG_SET_FIELD(grbm_soft_reset, GRBM_SOFT_RESET, SOFT_RESET_CP, 1);
677 grbm_soft_reset =
678 REG_SET_FIELD(grbm_soft_reset, GRBM_SOFT_RESET, SOFT_RESET_GFX, 1);
679 }
680
681 if (reset_mask & AMDGPU_RESET_CP) {
682 grbm_soft_reset =
683 REG_SET_FIELD(grbm_soft_reset, GRBM_SOFT_RESET, SOFT_RESET_CP, 1);
684 srbm_soft_reset =
685 REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_GRBM, 1);
686 }
687
688 if (reset_mask & AMDGPU_RESET_DMA)
689 srbm_soft_reset =
690 REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_SDMA, 1);
691
692 if (reset_mask & AMDGPU_RESET_DMA1)
693 srbm_soft_reset =
694 REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_SDMA1, 1);
695
696 if (reset_mask & AMDGPU_RESET_DISPLAY)
697 srbm_soft_reset =
698 REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_DC, 1);
699
700 if (reset_mask & AMDGPU_RESET_RLC)
701 grbm_soft_reset =
702 REG_SET_FIELD(grbm_soft_reset, GRBM_SOFT_RESET, SOFT_RESET_RLC, 1);
703
704 if (reset_mask & AMDGPU_RESET_SEM)
705 srbm_soft_reset =
706 REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_SEM, 1);
707
708 if (reset_mask & AMDGPU_RESET_IH)
709 srbm_soft_reset =
710 REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_IH, 1);
711
712 if (reset_mask & AMDGPU_RESET_GRBM)
713 srbm_soft_reset =
714 REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_GRBM, 1);
715
716 if (reset_mask & AMDGPU_RESET_VMC)
717 srbm_soft_reset =
718 REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_VMC, 1);
719
720 if (reset_mask & AMDGPU_RESET_UVD)
721 srbm_soft_reset =
722 REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_UVD, 1);
723
724 if (reset_mask & AMDGPU_RESET_VCE)
725 srbm_soft_reset =
726 REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_VCE0, 1);
727
728 if (reset_mask & AMDGPU_RESET_VCE)
729 srbm_soft_reset =
730 REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_VCE1, 1);
731
732 if (!(adev->flags & AMDGPU_IS_APU)) {
733 if (reset_mask & AMDGPU_RESET_MC)
734 srbm_soft_reset =
735 REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_MC, 1);
736 }
737
738 if (grbm_soft_reset) {
739 tmp = RREG32(mmGRBM_SOFT_RESET);
740 tmp |= grbm_soft_reset;
741 dev_info(adev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
742 WREG32(mmGRBM_SOFT_RESET, tmp);
743 tmp = RREG32(mmGRBM_SOFT_RESET);
744
745 udelay(50);
746
747 tmp &= ~grbm_soft_reset;
748 WREG32(mmGRBM_SOFT_RESET, tmp);
749 tmp = RREG32(mmGRBM_SOFT_RESET);
750 }
751
752 if (srbm_soft_reset) {
753 tmp = RREG32(mmSRBM_SOFT_RESET);
754 tmp |= srbm_soft_reset;
755 dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
756 WREG32(mmSRBM_SOFT_RESET, tmp);
757 tmp = RREG32(mmSRBM_SOFT_RESET);
758
759 udelay(50);
760
761 tmp &= ~srbm_soft_reset;
762 WREG32(mmSRBM_SOFT_RESET, tmp);
763 tmp = RREG32(mmSRBM_SOFT_RESET);
764 }
765
766 /* Wait a little for things to settle down */
767 udelay(50);
768
769 gmc_v8_0_mc_resume(adev, &save);
770 udelay(50);
771
772 vi_print_gpu_status_regs(adev);
773}
774
775static void vi_gpu_pci_config_reset(struct amdgpu_device *adev)
776{
777 struct amdgpu_mode_mc_save save;
778 u32 tmp, i;
779
780 dev_info(adev->dev, "GPU pci config reset\n");
781
782 /* disable dpm? */
783
784 /* disable cg/pg */
785
786 /* Disable GFX parsing/prefetching */
787 tmp = RREG32(mmCP_ME_CNTL);
788 tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, ME_HALT, 1);
789 tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, PFP_HALT, 1);
790 tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, CE_HALT, 1);
791 WREG32(mmCP_ME_CNTL, tmp);
792
793 /* Disable MEC parsing/prefetching */
794 tmp = RREG32(mmCP_MEC_CNTL);
795 tmp = REG_SET_FIELD(tmp, CP_MEC_CNTL, MEC_ME1_HALT, 1);
796 tmp = REG_SET_FIELD(tmp, CP_MEC_CNTL, MEC_ME2_HALT, 1);
797 WREG32(mmCP_MEC_CNTL, tmp);
798
799 /* Disable GFX parsing/prefetching */
800 WREG32(mmCP_ME_CNTL, CP_ME_CNTL__ME_HALT_MASK |
801 CP_ME_CNTL__PFP_HALT_MASK | CP_ME_CNTL__CE_HALT_MASK);
802
803 /* Disable MEC parsing/prefetching */
804 WREG32(mmCP_MEC_CNTL,
805 CP_MEC_CNTL__MEC_ME1_HALT_MASK | CP_MEC_CNTL__MEC_ME2_HALT_MASK);
806
807 /* sdma0 */
808 tmp = RREG32(mmSDMA0_F32_CNTL + SDMA0_REGISTER_OFFSET);
809 tmp = REG_SET_FIELD(tmp, SDMA0_F32_CNTL, HALT, 1);
810 WREG32(mmSDMA0_F32_CNTL + SDMA0_REGISTER_OFFSET, tmp);
811
812 /* sdma1 */
813 tmp = RREG32(mmSDMA0_F32_CNTL + SDMA1_REGISTER_OFFSET);
814 tmp = REG_SET_FIELD(tmp, SDMA0_F32_CNTL, HALT, 1);
815 WREG32(mmSDMA0_F32_CNTL + SDMA1_REGISTER_OFFSET, tmp);
816
817 /* XXX other engines? */
818
819 /* halt the rlc, disable cp internal ints */
820 //XXX
821 //gfx_v8_0_rlc_stop(adev);
822
823 udelay(50);
824
825 /* disable mem access */
826 gmc_v8_0_mc_stop(adev, &save);
827 if (amdgpu_asic_wait_for_mc_idle(adev)) {
828 dev_warn(adev->dev, "Wait for MC idle timed out !\n");
829 }
830
831 /* disable BM */
832 pci_clear_master(adev->pdev);
833 /* reset */
834 amdgpu_pci_config_reset(adev);
835
836 udelay(100);
837
838 /* wait for asic to come out of reset */
839 for (i = 0; i < adev->usec_timeout; i++) {
840 if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff)
841 break;
842 udelay(1);
843 }
844
845}
846
847static void vi_set_bios_scratch_engine_hung(struct amdgpu_device *adev, bool hung)
848{
849 u32 tmp = RREG32(mmBIOS_SCRATCH_3);
850
851 if (hung)
852 tmp |= ATOM_S3_ASIC_GUI_ENGINE_HUNG;
853 else
854 tmp &= ~ATOM_S3_ASIC_GUI_ENGINE_HUNG;
855
856 WREG32(mmBIOS_SCRATCH_3, tmp);
857}
858
859/**
860 * vi_asic_reset - soft reset GPU
861 *
862 * @adev: amdgpu_device pointer
863 *
864 * Look up which blocks are hung and attempt
865 * to reset them.
866 * Returns 0 for success.
867 */
868static int vi_asic_reset(struct amdgpu_device *adev)
869{
870 u32 reset_mask;
871
872 reset_mask = vi_gpu_check_soft_reset(adev);
873
874 if (reset_mask)
875 vi_set_bios_scratch_engine_hung(adev, true);
876
877 /* try soft reset */
878 vi_gpu_soft_reset(adev, reset_mask);
879
880 reset_mask = vi_gpu_check_soft_reset(adev);
881
882 /* try pci config reset */
883 if (reset_mask && amdgpu_hard_reset)
884 vi_gpu_pci_config_reset(adev);
885
886 reset_mask = vi_gpu_check_soft_reset(adev);
887
888 if (!reset_mask)
889 vi_set_bios_scratch_engine_hung(adev, false);
890
891 return 0;
892}
893
894static int vi_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
895 u32 cntl_reg, u32 status_reg)
896{
897 int r, i;
898 struct atom_clock_dividers dividers;
899 uint32_t tmp;
900
901 r = amdgpu_atombios_get_clock_dividers(adev,
902 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
903 clock, false, &dividers);
904 if (r)
905 return r;
906
907 tmp = RREG32_SMC(cntl_reg);
908 tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
909 CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
910 tmp |= dividers.post_divider;
911 WREG32_SMC(cntl_reg, tmp);
912
913 for (i = 0; i < 100; i++) {
914 if (RREG32_SMC(status_reg) & CG_DCLK_STATUS__DCLK_STATUS_MASK)
915 break;
916 mdelay(10);
917 }
918 if (i == 100)
919 return -ETIMEDOUT;
920
921 return 0;
922}
923
924static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
925{
926 int r;
927
928 r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
929 if (r)
930 return r;
931
932 r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
933
934 return 0;
935}
936
937static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
938{
939 /* todo */
940
941 return 0;
942}
943
944static void vi_pcie_gen3_enable(struct amdgpu_device *adev)
945{
946 u32 mask;
947 int ret;
948
949 if (amdgpu_pcie_gen2 == 0)
950 return;
951
952 if (adev->flags & AMDGPU_IS_APU)
953 return;
954
955 ret = drm_pcie_get_speed_cap_mask(adev->ddev, &mask);
956 if (ret != 0)
957 return;
958
959 if (!(mask & (DRM_PCIE_SPEED_50 | DRM_PCIE_SPEED_80)))
960 return;
961
962 /* todo */
963}
964
965static void vi_program_aspm(struct amdgpu_device *adev)
966{
967
968 if (amdgpu_aspm == 0)
969 return;
970
971 /* todo */
972}
973
974static void vi_enable_doorbell_aperture(struct amdgpu_device *adev,
975 bool enable)
976{
977 u32 tmp;
978
979 /* not necessary on CZ */
980 if (adev->flags & AMDGPU_IS_APU)
981 return;
982
983 tmp = RREG32(mmBIF_DOORBELL_APER_EN);
984 if (enable)
985 tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 1);
986 else
987 tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 0);
988
989 WREG32(mmBIF_DOORBELL_APER_EN, tmp);
990}
991
992/* topaz has no DCE, UVD, VCE */
993static const struct amdgpu_ip_block_version topaz_ip_blocks[] =
994{
995 /* ORDER MATTERS! */
996 {
997 .type = AMDGPU_IP_BLOCK_TYPE_COMMON,
998 .major = 2,
999 .minor = 0,
1000 .rev = 0,
1001 .funcs = &vi_common_ip_funcs,
1002 },
1003 {
1004 .type = AMDGPU_IP_BLOCK_TYPE_GMC,
1005 .major = 8,
1006 .minor = 0,
1007 .rev = 0,
1008 .funcs = &gmc_v8_0_ip_funcs,
1009 },
1010 {
1011 .type = AMDGPU_IP_BLOCK_TYPE_IH,
1012 .major = 2,
1013 .minor = 4,
1014 .rev = 0,
1015 .funcs = &iceland_ih_ip_funcs,
1016 },
1017 {
1018 .type = AMDGPU_IP_BLOCK_TYPE_SMC,
1019 .major = 7,
1020 .minor = 1,
1021 .rev = 0,
1022 .funcs = &iceland_dpm_ip_funcs,
1023 },
1024 {
1025 .type = AMDGPU_IP_BLOCK_TYPE_GFX,
1026 .major = 8,
1027 .minor = 0,
1028 .rev = 0,
1029 .funcs = &gfx_v8_0_ip_funcs,
1030 },
1031 {
1032 .type = AMDGPU_IP_BLOCK_TYPE_SDMA,
1033 .major = 2,
1034 .minor = 4,
1035 .rev = 0,
1036 .funcs = &sdma_v2_4_ip_funcs,
1037 },
1038};
1039
1040static const struct amdgpu_ip_block_version tonga_ip_blocks[] =
1041{
1042 /* ORDER MATTERS! */
1043 {
1044 .type = AMDGPU_IP_BLOCK_TYPE_COMMON,
1045 .major = 2,
1046 .minor = 0,
1047 .rev = 0,
1048 .funcs = &vi_common_ip_funcs,
1049 },
1050 {
1051 .type = AMDGPU_IP_BLOCK_TYPE_GMC,
1052 .major = 8,
1053 .minor = 0,
1054 .rev = 0,
1055 .funcs = &gmc_v8_0_ip_funcs,
1056 },
1057 {
1058 .type = AMDGPU_IP_BLOCK_TYPE_IH,
1059 .major = 3,
1060 .minor = 0,
1061 .rev = 0,
1062 .funcs = &tonga_ih_ip_funcs,
1063 },
1064 {
1065 .type = AMDGPU_IP_BLOCK_TYPE_SMC,
1066 .major = 7,
1067 .minor = 1,
1068 .rev = 0,
1069 .funcs = &tonga_dpm_ip_funcs,
1070 },
1071 {
1072 .type = AMDGPU_IP_BLOCK_TYPE_DCE,
1073 .major = 10,
1074 .minor = 0,
1075 .rev = 0,
1076 .funcs = &dce_v10_0_ip_funcs,
1077 },
1078 {
1079 .type = AMDGPU_IP_BLOCK_TYPE_GFX,
1080 .major = 8,
1081 .minor = 0,
1082 .rev = 0,
1083 .funcs = &gfx_v8_0_ip_funcs,
1084 },
1085 {
1086 .type = AMDGPU_IP_BLOCK_TYPE_SDMA,
1087 .major = 3,
1088 .minor = 0,
1089 .rev = 0,
1090 .funcs = &sdma_v3_0_ip_funcs,
1091 },
1092 {
1093 .type = AMDGPU_IP_BLOCK_TYPE_UVD,
1094 .major = 5,
1095 .minor = 0,
1096 .rev = 0,
1097 .funcs = &uvd_v5_0_ip_funcs,
1098 },
1099 {
1100 .type = AMDGPU_IP_BLOCK_TYPE_VCE,
1101 .major = 3,
1102 .minor = 0,
1103 .rev = 0,
1104 .funcs = &vce_v3_0_ip_funcs,
1105 },
1106};
1107
1108static const struct amdgpu_ip_block_version cz_ip_blocks[] =
1109{
1110 /* ORDER MATTERS! */
1111 {
1112 .type = AMDGPU_IP_BLOCK_TYPE_COMMON,
1113 .major = 2,
1114 .minor = 0,
1115 .rev = 0,
1116 .funcs = &vi_common_ip_funcs,
1117 },
1118 {
1119 .type = AMDGPU_IP_BLOCK_TYPE_GMC,
1120 .major = 8,
1121 .minor = 0,
1122 .rev = 0,
1123 .funcs = &gmc_v8_0_ip_funcs,
1124 },
1125 {
1126 .type = AMDGPU_IP_BLOCK_TYPE_IH,
1127 .major = 3,
1128 .minor = 0,
1129 .rev = 0,
1130 .funcs = &cz_ih_ip_funcs,
1131 },
1132 {
1133 .type = AMDGPU_IP_BLOCK_TYPE_SMC,
1134 .major = 8,
1135 .minor = 0,
1136 .rev = 0,
1137 .funcs = &cz_dpm_ip_funcs,
1138 },
1139 {
1140 .type = AMDGPU_IP_BLOCK_TYPE_DCE,
1141 .major = 11,
1142 .minor = 0,
1143 .rev = 0,
1144 .funcs = &dce_v11_0_ip_funcs,
1145 },
1146 {
1147 .type = AMDGPU_IP_BLOCK_TYPE_GFX,
1148 .major = 8,
1149 .minor = 0,
1150 .rev = 0,
1151 .funcs = &gfx_v8_0_ip_funcs,
1152 },
1153 {
1154 .type = AMDGPU_IP_BLOCK_TYPE_SDMA,
1155 .major = 3,
1156 .minor = 0,
1157 .rev = 0,
1158 .funcs = &sdma_v3_0_ip_funcs,
1159 },
1160 {
1161 .type = AMDGPU_IP_BLOCK_TYPE_UVD,
1162 .major = 6,
1163 .minor = 0,
1164 .rev = 0,
1165 .funcs = &uvd_v6_0_ip_funcs,
1166 },
1167 {
1168 .type = AMDGPU_IP_BLOCK_TYPE_VCE,
1169 .major = 3,
1170 .minor = 0,
1171 .rev = 0,
1172 .funcs = &vce_v3_0_ip_funcs,
1173 },
1174};
1175
1176int vi_set_ip_blocks(struct amdgpu_device *adev)
1177{
1178 switch (adev->asic_type) {
1179 case CHIP_TOPAZ:
1180 adev->ip_blocks = topaz_ip_blocks;
1181 adev->num_ip_blocks = ARRAY_SIZE(topaz_ip_blocks);
1182 break;
1183 case CHIP_TONGA:
1184 adev->ip_blocks = tonga_ip_blocks;
1185 adev->num_ip_blocks = ARRAY_SIZE(tonga_ip_blocks);
1186 break;
1187 case CHIP_CARRIZO:
1188 adev->ip_blocks = cz_ip_blocks;
1189 adev->num_ip_blocks = ARRAY_SIZE(cz_ip_blocks);
1190 break;
1191 default:
1192 /* FIXME: not supported yet */
1193 return -EINVAL;
1194 }
1195
1196 adev->ip_block_enabled = kcalloc(adev->num_ip_blocks, sizeof(bool), GFP_KERNEL);
1197 if (adev->ip_block_enabled == NULL)
1198 return -ENOMEM;
1199
1200 return 0;
1201}
1202
1203static uint32_t vi_get_rev_id(struct amdgpu_device *adev)
1204{
1205 if (adev->asic_type == CHIP_TOPAZ)
1206 return (RREG32(mmPCIE_EFUSE4) & PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID_MASK)
1207 >> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT;
1208 else
1209 return (RREG32(mmCC_DRM_ID_STRAPS) & CC_DRM_ID_STRAPS__ATI_REV_ID_MASK)
1210 >> CC_DRM_ID_STRAPS__ATI_REV_ID__SHIFT;
1211}
1212
1213static const struct amdgpu_asic_funcs vi_asic_funcs =
1214{
1215 .read_disabled_bios = &vi_read_disabled_bios,
1216 .read_register = &vi_read_register,
1217 .reset = &vi_asic_reset,
1218 .set_vga_state = &vi_vga_set_state,
1219 .get_xclk = &vi_get_xclk,
1220 .set_uvd_clocks = &vi_set_uvd_clocks,
1221 .set_vce_clocks = &vi_set_vce_clocks,
1222 .get_cu_info = &gfx_v8_0_get_cu_info,
1223 /* these should be moved to their own ip modules */
1224 .get_gpu_clock_counter = &gfx_v8_0_get_gpu_clock_counter,
1225 .wait_for_mc_idle = &gmc_v8_0_mc_wait_for_idle,
1226};
1227
1228static int vi_common_early_init(struct amdgpu_device *adev)
1229{
1230 bool smc_enabled = false;
1231
1232 adev->smc_rreg = &vi_smc_rreg;
1233 adev->smc_wreg = &vi_smc_wreg;
1234 adev->pcie_rreg = &vi_pcie_rreg;
1235 adev->pcie_wreg = &vi_pcie_wreg;
1236 adev->uvd_ctx_rreg = &vi_uvd_ctx_rreg;
1237 adev->uvd_ctx_wreg = &vi_uvd_ctx_wreg;
1238 adev->didt_rreg = &vi_didt_rreg;
1239 adev->didt_wreg = &vi_didt_wreg;
1240
1241 adev->asic_funcs = &vi_asic_funcs;
1242
1243 if (amdgpu_get_ip_block(adev, AMDGPU_IP_BLOCK_TYPE_SMC) &&
1244 (amdgpu_ip_block_mask & (1 << AMDGPU_IP_BLOCK_TYPE_SMC)))
1245 smc_enabled = true;
1246
1247 adev->rev_id = vi_get_rev_id(adev);
1248 adev->external_rev_id = 0xFF;
1249 switch (adev->asic_type) {
1250 case CHIP_TOPAZ:
1251 adev->has_uvd = false;
1252 adev->cg_flags = 0;
1253 adev->pg_flags = 0;
1254 adev->external_rev_id = 0x1;
1255 if (amdgpu_smc_load_fw && smc_enabled)
1256 adev->firmware.smu_load = true;
1257 break;
1258 case CHIP_TONGA:
1259 adev->has_uvd = true;
1260 adev->cg_flags = 0;
1261 adev->pg_flags = 0;
1262 adev->external_rev_id = adev->rev_id + 0x14;
1263 if (amdgpu_smc_load_fw && smc_enabled)
1264 adev->firmware.smu_load = true;
1265 break;
1266 case CHIP_CARRIZO:
1267 adev->has_uvd = true;
1268 adev->cg_flags = 0;
1269 adev->pg_flags = 0;
1270 adev->external_rev_id = adev->rev_id + 0x1;
1271 if (amdgpu_smc_load_fw && smc_enabled)
1272 adev->firmware.smu_load = true;
1273 break;
1274 default:
1275 /* FIXME: not supported yet */
1276 return -EINVAL;
1277 }
1278
1279 return 0;
1280}
1281
1282static int vi_common_sw_init(struct amdgpu_device *adev)
1283{
1284 return 0;
1285}
1286
1287static int vi_common_sw_fini(struct amdgpu_device *adev)
1288{
1289 return 0;
1290}
1291
1292static int vi_common_hw_init(struct amdgpu_device *adev)
1293{
1294 /* move the golden regs per IP block */
1295 vi_init_golden_registers(adev);
1296 /* enable pcie gen2/3 link */
1297 vi_pcie_gen3_enable(adev);
1298 /* enable aspm */
1299 vi_program_aspm(adev);
1300 /* enable the doorbell aperture */
1301 vi_enable_doorbell_aperture(adev, true);
1302
1303 return 0;
1304}
1305
1306static int vi_common_hw_fini(struct amdgpu_device *adev)
1307{
1308 /* enable the doorbell aperture */
1309 vi_enable_doorbell_aperture(adev, false);
1310
1311 return 0;
1312}
1313
1314static int vi_common_suspend(struct amdgpu_device *adev)
1315{
1316 return vi_common_hw_fini(adev);
1317}
1318
1319static int vi_common_resume(struct amdgpu_device *adev)
1320{
1321 return vi_common_hw_init(adev);
1322}
1323
1324static bool vi_common_is_idle(struct amdgpu_device *adev)
1325{
1326 return true;
1327}
1328
1329static int vi_common_wait_for_idle(struct amdgpu_device *adev)
1330{
1331 return 0;
1332}
1333
1334static void vi_common_print_status(struct amdgpu_device *adev)
1335{
1336
1337}
1338
1339static int vi_common_soft_reset(struct amdgpu_device *adev)
1340{
1341 /* XXX hard reset?? */
1342 return 0;
1343}
1344
1345static int vi_common_set_clockgating_state(struct amdgpu_device *adev,
1346 enum amdgpu_clockgating_state state)
1347{
1348 return 0;
1349}
1350
1351static int vi_common_set_powergating_state(struct amdgpu_device *adev,
1352 enum amdgpu_powergating_state state)
1353{
1354 return 0;
1355}
1356
1357const struct amdgpu_ip_funcs vi_common_ip_funcs = {
1358 .early_init = vi_common_early_init,
1359 .late_init = NULL,
1360 .sw_init = vi_common_sw_init,
1361 .sw_fini = vi_common_sw_fini,
1362 .hw_init = vi_common_hw_init,
1363 .hw_fini = vi_common_hw_fini,
1364 .suspend = vi_common_suspend,
1365 .resume = vi_common_resume,
1366 .is_idle = vi_common_is_idle,
1367 .wait_for_idle = vi_common_wait_for_idle,
1368 .soft_reset = vi_common_soft_reset,
1369 .print_status = vi_common_print_status,
1370 .set_clockgating_state = vi_common_set_clockgating_state,
1371 .set_powergating_state = vi_common_set_powergating_state,
1372};
1373
generated by cgit v1.2.2 (git 2.25.0) at 2025-04-26 15:44:17 -0400