2 * Copyright 2014 Advanced Micro Devices, Inc.
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:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
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.
23 #include <linux/firmware.h>
24 #include <linux/slab.h>
25 #include <linux/module.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"
36 #include "gmc/gmc_8_1_d.h"
37 #include "gmc/gmc_8_1_sh_mask.h"
39 #include "oss/oss_3_0_d.h"
40 #include "oss/oss_3_0_sh_mask.h"
42 #include "bif/bif_5_0_d.h"
43 #include "bif/bif_5_0_sh_mask.h"
45 #include "gca/gfx_8_0_d.h"
46 #include "gca/gfx_8_0_sh_mask.h"
48 #include "smu/smu_7_1_1_d.h"
49 #include "smu/smu_7_1_1_sh_mask.h"
51 #include "uvd/uvd_5_0_d.h"
52 #include "uvd/uvd_5_0_sh_mask.h"
54 #include "vce/vce_3_0_d.h"
55 #include "vce/vce_3_0_sh_mask.h"
57 #include "dce/dce_10_0_d.h"
58 #include "dce/dce_10_0_sh_mask.h"
66 #include "sdma_v2_4.h"
67 #include "sdma_v3_0.h"
68 #include "dce_v10_0.h"
69 #include "dce_v11_0.h"
70 #include "iceland_ih.h"
76 #include "amdgpu_powerplay.h"
77 #if defined(CONFIG_DRM_AMD_ACP)
78 #include "amdgpu_acp.h"
81 MODULE_FIRMWARE("amdgpu/polaris10_smc.bin");
82 MODULE_FIRMWARE("amdgpu/polaris10_smc_sk.bin");
83 MODULE_FIRMWARE("amdgpu/polaris11_smc.bin");
84 MODULE_FIRMWARE("amdgpu/polaris11_smc_sk.bin");
87 * Indirect registers accessor
89 static u32 vi_pcie_rreg(struct amdgpu_device *adev, u32 reg)
94 spin_lock_irqsave(&adev->pcie_idx_lock, flags);
95 WREG32(mmPCIE_INDEX, reg);
96 (void)RREG32(mmPCIE_INDEX);
97 r = RREG32(mmPCIE_DATA);
98 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
102 static void vi_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
106 spin_lock_irqsave(&adev->pcie_idx_lock, flags);
107 WREG32(mmPCIE_INDEX, reg);
108 (void)RREG32(mmPCIE_INDEX);
109 WREG32(mmPCIE_DATA, v);
110 (void)RREG32(mmPCIE_DATA);
111 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
114 static u32 vi_smc_rreg(struct amdgpu_device *adev, u32 reg)
119 spin_lock_irqsave(&adev->smc_idx_lock, flags);
120 WREG32(mmSMC_IND_INDEX_0, (reg));
121 r = RREG32(mmSMC_IND_DATA_0);
122 spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
126 static void vi_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
130 spin_lock_irqsave(&adev->smc_idx_lock, flags);
131 WREG32(mmSMC_IND_INDEX_0, (reg));
132 WREG32(mmSMC_IND_DATA_0, (v));
133 spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
137 #define mmMP0PUB_IND_INDEX 0x180
138 #define mmMP0PUB_IND_DATA 0x181
140 static u32 cz_smc_rreg(struct amdgpu_device *adev, u32 reg)
145 spin_lock_irqsave(&adev->smc_idx_lock, flags);
146 WREG32(mmMP0PUB_IND_INDEX, (reg));
147 r = RREG32(mmMP0PUB_IND_DATA);
148 spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
152 static void cz_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
156 spin_lock_irqsave(&adev->smc_idx_lock, flags);
157 WREG32(mmMP0PUB_IND_INDEX, (reg));
158 WREG32(mmMP0PUB_IND_DATA, (v));
159 spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
162 static u32 vi_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
167 spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
168 WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
169 r = RREG32(mmUVD_CTX_DATA);
170 spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
174 static void vi_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
178 spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
179 WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
180 WREG32(mmUVD_CTX_DATA, (v));
181 spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
184 static u32 vi_didt_rreg(struct amdgpu_device *adev, u32 reg)
189 spin_lock_irqsave(&adev->didt_idx_lock, flags);
190 WREG32(mmDIDT_IND_INDEX, (reg));
191 r = RREG32(mmDIDT_IND_DATA);
192 spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
196 static void vi_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
200 spin_lock_irqsave(&adev->didt_idx_lock, flags);
201 WREG32(mmDIDT_IND_INDEX, (reg));
202 WREG32(mmDIDT_IND_DATA, (v));
203 spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
206 static const u32 tonga_mgcg_cgcg_init[] =
208 mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
209 mmPCIE_INDEX, 0xffffffff, 0x0140001c,
210 mmPCIE_DATA, 0x000f0000, 0x00000000,
211 mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
212 mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
213 mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
214 mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
217 static const u32 fiji_mgcg_cgcg_init[] =
219 mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
220 mmPCIE_INDEX, 0xffffffff, 0x0140001c,
221 mmPCIE_DATA, 0x000f0000, 0x00000000,
222 mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
223 mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
224 mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
225 mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
228 static const u32 iceland_mgcg_cgcg_init[] =
230 mmPCIE_INDEX, 0xffffffff, ixPCIE_CNTL2,
231 mmPCIE_DATA, 0x000f0000, 0x00000000,
232 mmSMC_IND_INDEX_4, 0xffffffff, ixCGTT_ROM_CLK_CTRL0,
233 mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
234 mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
237 static const u32 cz_mgcg_cgcg_init[] =
239 mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
240 mmPCIE_INDEX, 0xffffffff, 0x0140001c,
241 mmPCIE_DATA, 0x000f0000, 0x00000000,
242 mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
243 mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
246 static const u32 stoney_mgcg_cgcg_init[] =
248 mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00000100,
249 mmHDP_XDP_CGTT_BLK_CTRL, 0xffffffff, 0x00000104,
250 mmHDP_HOST_PATH_CNTL, 0xffffffff, 0x0f000027,
253 static void vi_init_golden_registers(struct amdgpu_device *adev)
255 /* Some of the registers might be dependent on GRBM_GFX_INDEX */
256 mutex_lock(&adev->grbm_idx_mutex);
258 switch (adev->asic_type) {
260 amdgpu_program_register_sequence(adev,
261 iceland_mgcg_cgcg_init,
262 (const u32)ARRAY_SIZE(iceland_mgcg_cgcg_init));
265 amdgpu_program_register_sequence(adev,
267 (const u32)ARRAY_SIZE(fiji_mgcg_cgcg_init));
270 amdgpu_program_register_sequence(adev,
271 tonga_mgcg_cgcg_init,
272 (const u32)ARRAY_SIZE(tonga_mgcg_cgcg_init));
275 amdgpu_program_register_sequence(adev,
277 (const u32)ARRAY_SIZE(cz_mgcg_cgcg_init));
280 amdgpu_program_register_sequence(adev,
281 stoney_mgcg_cgcg_init,
282 (const u32)ARRAY_SIZE(stoney_mgcg_cgcg_init));
289 mutex_unlock(&adev->grbm_idx_mutex);
293 * vi_get_xclk - get the xclk
295 * @adev: amdgpu_device pointer
297 * Returns the reference clock used by the gfx engine
300 static u32 vi_get_xclk(struct amdgpu_device *adev)
302 u32 reference_clock = adev->clock.spll.reference_freq;
305 if (adev->flags & AMD_IS_APU)
306 return reference_clock;
308 tmp = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
309 if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL_2, MUX_TCLK_TO_XCLK))
312 tmp = RREG32_SMC(ixCG_CLKPIN_CNTL);
313 if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL, XTALIN_DIVIDE))
314 return reference_clock / 4;
316 return reference_clock;
320 * vi_srbm_select - select specific register instances
322 * @adev: amdgpu_device pointer
323 * @me: selected ME (micro engine)
328 * Switches the currently active registers instances. Some
329 * registers are instanced per VMID, others are instanced per
330 * me/pipe/queue combination.
332 void vi_srbm_select(struct amdgpu_device *adev,
333 u32 me, u32 pipe, u32 queue, u32 vmid)
335 u32 srbm_gfx_cntl = 0;
336 srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, PIPEID, pipe);
337 srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, MEID, me);
338 srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, VMID, vmid);
339 srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, QUEUEID, queue);
340 WREG32(mmSRBM_GFX_CNTL, srbm_gfx_cntl);
343 static void vi_vga_set_state(struct amdgpu_device *adev, bool state)
348 static bool vi_read_disabled_bios(struct amdgpu_device *adev)
351 u32 d1vga_control = 0;
352 u32 d2vga_control = 0;
353 u32 vga_render_control = 0;
357 bus_cntl = RREG32(mmBUS_CNTL);
358 if (adev->mode_info.num_crtc) {
359 d1vga_control = RREG32(mmD1VGA_CONTROL);
360 d2vga_control = RREG32(mmD2VGA_CONTROL);
361 vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
363 rom_cntl = RREG32_SMC(ixROM_CNTL);
366 WREG32(mmBUS_CNTL, (bus_cntl & ~BUS_CNTL__BIOS_ROM_DIS_MASK));
367 if (adev->mode_info.num_crtc) {
368 /* Disable VGA mode */
369 WREG32(mmD1VGA_CONTROL,
370 (d1vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK |
371 D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK)));
372 WREG32(mmD2VGA_CONTROL,
373 (d2vga_control & ~(D2VGA_CONTROL__D2VGA_MODE_ENABLE_MASK |
374 D2VGA_CONTROL__D2VGA_TIMING_SELECT_MASK)));
375 WREG32(mmVGA_RENDER_CONTROL,
376 (vga_render_control & ~VGA_RENDER_CONTROL__VGA_VSTATUS_CNTL_MASK));
378 WREG32_SMC(ixROM_CNTL, rom_cntl | ROM_CNTL__SCK_OVERWRITE_MASK);
380 r = amdgpu_read_bios(adev);
383 WREG32(mmBUS_CNTL, bus_cntl);
384 if (adev->mode_info.num_crtc) {
385 WREG32(mmD1VGA_CONTROL, d1vga_control);
386 WREG32(mmD2VGA_CONTROL, d2vga_control);
387 WREG32(mmVGA_RENDER_CONTROL, vga_render_control);
389 WREG32_SMC(ixROM_CNTL, rom_cntl);
393 static bool vi_read_bios_from_rom(struct amdgpu_device *adev,
394 u8 *bios, u32 length_bytes)
402 if (length_bytes == 0)
404 /* APU vbios image is part of sbios image */
405 if (adev->flags & AMD_IS_APU)
408 dw_ptr = (u32 *)bios;
409 length_dw = ALIGN(length_bytes, 4) / 4;
410 /* take the smc lock since we are using the smc index */
411 spin_lock_irqsave(&adev->smc_idx_lock, flags);
412 /* set rom index to 0 */
413 WREG32(mmSMC_IND_INDEX_0, ixROM_INDEX);
414 WREG32(mmSMC_IND_DATA_0, 0);
415 /* set index to data for continous read */
416 WREG32(mmSMC_IND_INDEX_0, ixROM_DATA);
417 for (i = 0; i < length_dw; i++)
418 dw_ptr[i] = RREG32(mmSMC_IND_DATA_0);
419 spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
424 static u32 vi_get_virtual_caps(struct amdgpu_device *adev)
427 u32 reg = RREG32(mmBIF_IOV_FUNC_IDENTIFIER);
429 if (REG_GET_FIELD(reg, BIF_IOV_FUNC_IDENTIFIER, IOV_ENABLE))
430 caps |= AMDGPU_VIRT_CAPS_SRIOV_EN;
432 if (REG_GET_FIELD(reg, BIF_IOV_FUNC_IDENTIFIER, FUNC_IDENTIFIER))
433 caps |= AMDGPU_VIRT_CAPS_IS_VF;
438 static const struct amdgpu_allowed_register_entry tonga_allowed_read_registers[] = {
439 {mmGB_MACROTILE_MODE7, true},
442 static const struct amdgpu_allowed_register_entry cz_allowed_read_registers[] = {
443 {mmGB_TILE_MODE7, true},
444 {mmGB_TILE_MODE12, true},
445 {mmGB_TILE_MODE17, true},
446 {mmGB_TILE_MODE23, true},
447 {mmGB_MACROTILE_MODE7, true},
450 static const struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {
451 {mmGRBM_STATUS, false},
452 {mmGRBM_STATUS2, false},
453 {mmGRBM_STATUS_SE0, false},
454 {mmGRBM_STATUS_SE1, false},
455 {mmGRBM_STATUS_SE2, false},
456 {mmGRBM_STATUS_SE3, false},
457 {mmSRBM_STATUS, false},
458 {mmSRBM_STATUS2, false},
459 {mmSRBM_STATUS3, false},
460 {mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET, false},
461 {mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET, false},
463 {mmCP_STALLED_STAT1, false},
464 {mmCP_STALLED_STAT2, false},
465 {mmCP_STALLED_STAT3, false},
466 {mmCP_CPF_BUSY_STAT, false},
467 {mmCP_CPF_STALLED_STAT1, false},
468 {mmCP_CPF_STATUS, false},
469 {mmCP_CPC_BUSY_STAT, false},
470 {mmCP_CPC_STALLED_STAT1, false},
471 {mmCP_CPC_STATUS, false},
472 {mmGB_ADDR_CONFIG, false},
473 {mmMC_ARB_RAMCFG, false},
474 {mmGB_TILE_MODE0, false},
475 {mmGB_TILE_MODE1, false},
476 {mmGB_TILE_MODE2, false},
477 {mmGB_TILE_MODE3, false},
478 {mmGB_TILE_MODE4, false},
479 {mmGB_TILE_MODE5, false},
480 {mmGB_TILE_MODE6, false},
481 {mmGB_TILE_MODE7, false},
482 {mmGB_TILE_MODE8, false},
483 {mmGB_TILE_MODE9, false},
484 {mmGB_TILE_MODE10, false},
485 {mmGB_TILE_MODE11, false},
486 {mmGB_TILE_MODE12, false},
487 {mmGB_TILE_MODE13, false},
488 {mmGB_TILE_MODE14, false},
489 {mmGB_TILE_MODE15, false},
490 {mmGB_TILE_MODE16, false},
491 {mmGB_TILE_MODE17, false},
492 {mmGB_TILE_MODE18, false},
493 {mmGB_TILE_MODE19, false},
494 {mmGB_TILE_MODE20, false},
495 {mmGB_TILE_MODE21, false},
496 {mmGB_TILE_MODE22, false},
497 {mmGB_TILE_MODE23, false},
498 {mmGB_TILE_MODE24, false},
499 {mmGB_TILE_MODE25, false},
500 {mmGB_TILE_MODE26, false},
501 {mmGB_TILE_MODE27, false},
502 {mmGB_TILE_MODE28, false},
503 {mmGB_TILE_MODE29, false},
504 {mmGB_TILE_MODE30, false},
505 {mmGB_TILE_MODE31, false},
506 {mmGB_MACROTILE_MODE0, false},
507 {mmGB_MACROTILE_MODE1, false},
508 {mmGB_MACROTILE_MODE2, false},
509 {mmGB_MACROTILE_MODE3, false},
510 {mmGB_MACROTILE_MODE4, false},
511 {mmGB_MACROTILE_MODE5, false},
512 {mmGB_MACROTILE_MODE6, false},
513 {mmGB_MACROTILE_MODE7, false},
514 {mmGB_MACROTILE_MODE8, false},
515 {mmGB_MACROTILE_MODE9, false},
516 {mmGB_MACROTILE_MODE10, false},
517 {mmGB_MACROTILE_MODE11, false},
518 {mmGB_MACROTILE_MODE12, false},
519 {mmGB_MACROTILE_MODE13, false},
520 {mmGB_MACROTILE_MODE14, false},
521 {mmGB_MACROTILE_MODE15, false},
522 {mmCC_RB_BACKEND_DISABLE, false, true},
523 {mmGC_USER_RB_BACKEND_DISABLE, false, true},
524 {mmGB_BACKEND_MAP, false, false},
525 {mmPA_SC_RASTER_CONFIG, false, true},
526 {mmPA_SC_RASTER_CONFIG_1, false, true},
529 static uint32_t vi_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
530 u32 sh_num, u32 reg_offset)
534 mutex_lock(&adev->grbm_idx_mutex);
535 if (se_num != 0xffffffff || sh_num != 0xffffffff)
536 gfx_v8_0_select_se_sh(adev, se_num, sh_num);
538 val = RREG32(reg_offset);
540 if (se_num != 0xffffffff || sh_num != 0xffffffff)
541 gfx_v8_0_select_se_sh(adev, 0xffffffff, 0xffffffff);
542 mutex_unlock(&adev->grbm_idx_mutex);
546 static int vi_read_register(struct amdgpu_device *adev, u32 se_num,
547 u32 sh_num, u32 reg_offset, u32 *value)
549 const struct amdgpu_allowed_register_entry *asic_register_table = NULL;
550 const struct amdgpu_allowed_register_entry *asic_register_entry;
554 switch (adev->asic_type) {
556 asic_register_table = tonga_allowed_read_registers;
557 size = ARRAY_SIZE(tonga_allowed_read_registers);
565 asic_register_table = cz_allowed_read_registers;
566 size = ARRAY_SIZE(cz_allowed_read_registers);
572 if (asic_register_table) {
573 for (i = 0; i < size; i++) {
574 asic_register_entry = asic_register_table + i;
575 if (reg_offset != asic_register_entry->reg_offset)
577 if (!asic_register_entry->untouched)
578 *value = asic_register_entry->grbm_indexed ?
579 vi_read_indexed_register(adev, se_num,
580 sh_num, reg_offset) :
586 for (i = 0; i < ARRAY_SIZE(vi_allowed_read_registers); i++) {
587 if (reg_offset != vi_allowed_read_registers[i].reg_offset)
590 if (!vi_allowed_read_registers[i].untouched)
591 *value = vi_allowed_read_registers[i].grbm_indexed ?
592 vi_read_indexed_register(adev, se_num,
593 sh_num, reg_offset) :
600 static void vi_gpu_pci_config_reset(struct amdgpu_device *adev)
604 dev_info(adev->dev, "GPU pci config reset\n");
607 pci_clear_master(adev->pdev);
609 amdgpu_pci_config_reset(adev);
613 /* wait for asic to come out of reset */
614 for (i = 0; i < adev->usec_timeout; i++) {
615 if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff)
622 static void vi_set_bios_scratch_engine_hung(struct amdgpu_device *adev, bool hung)
624 u32 tmp = RREG32(mmBIOS_SCRATCH_3);
627 tmp |= ATOM_S3_ASIC_GUI_ENGINE_HUNG;
629 tmp &= ~ATOM_S3_ASIC_GUI_ENGINE_HUNG;
631 WREG32(mmBIOS_SCRATCH_3, tmp);
635 * vi_asic_reset - soft reset GPU
637 * @adev: amdgpu_device pointer
639 * Look up which blocks are hung and attempt
641 * Returns 0 for success.
643 static int vi_asic_reset(struct amdgpu_device *adev)
645 vi_set_bios_scratch_engine_hung(adev, true);
647 vi_gpu_pci_config_reset(adev);
649 vi_set_bios_scratch_engine_hung(adev, false);
654 static int vi_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
655 u32 cntl_reg, u32 status_reg)
658 struct atom_clock_dividers dividers;
661 r = amdgpu_atombios_get_clock_dividers(adev,
662 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
663 clock, false, ÷rs);
667 tmp = RREG32_SMC(cntl_reg);
668 tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
669 CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
670 tmp |= dividers.post_divider;
671 WREG32_SMC(cntl_reg, tmp);
673 for (i = 0; i < 100; i++) {
674 if (RREG32_SMC(status_reg) & CG_DCLK_STATUS__DCLK_STATUS_MASK)
684 static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
688 r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
692 r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
697 static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
704 static void vi_pcie_gen3_enable(struct amdgpu_device *adev)
706 if (pci_is_root_bus(adev->pdev->bus))
709 if (amdgpu_pcie_gen2 == 0)
712 if (adev->flags & AMD_IS_APU)
715 if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
716 CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
722 static void vi_program_aspm(struct amdgpu_device *adev)
725 if (amdgpu_aspm == 0)
731 static void vi_enable_doorbell_aperture(struct amdgpu_device *adev,
736 /* not necessary on CZ */
737 if (adev->flags & AMD_IS_APU)
740 tmp = RREG32(mmBIF_DOORBELL_APER_EN);
742 tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 1);
744 tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 0);
746 WREG32(mmBIF_DOORBELL_APER_EN, tmp);
749 /* topaz has no DCE, UVD, VCE */
750 static const struct amdgpu_ip_block_version topaz_ip_blocks[] =
754 .type = AMD_IP_BLOCK_TYPE_COMMON,
758 .funcs = &vi_common_ip_funcs,
761 .type = AMD_IP_BLOCK_TYPE_GMC,
765 .funcs = &gmc_v7_0_ip_funcs,
768 .type = AMD_IP_BLOCK_TYPE_IH,
772 .funcs = &iceland_ih_ip_funcs,
775 .type = AMD_IP_BLOCK_TYPE_SMC,
779 .funcs = &amdgpu_pp_ip_funcs,
782 .type = AMD_IP_BLOCK_TYPE_GFX,
786 .funcs = &gfx_v8_0_ip_funcs,
789 .type = AMD_IP_BLOCK_TYPE_SDMA,
793 .funcs = &sdma_v2_4_ip_funcs,
797 static const struct amdgpu_ip_block_version tonga_ip_blocks[] =
801 .type = AMD_IP_BLOCK_TYPE_COMMON,
805 .funcs = &vi_common_ip_funcs,
808 .type = AMD_IP_BLOCK_TYPE_GMC,
812 .funcs = &gmc_v8_0_ip_funcs,
815 .type = AMD_IP_BLOCK_TYPE_IH,
819 .funcs = &tonga_ih_ip_funcs,
822 .type = AMD_IP_BLOCK_TYPE_SMC,
826 .funcs = &amdgpu_pp_ip_funcs,
829 .type = AMD_IP_BLOCK_TYPE_DCE,
833 .funcs = &dce_v10_0_ip_funcs,
836 .type = AMD_IP_BLOCK_TYPE_GFX,
840 .funcs = &gfx_v8_0_ip_funcs,
843 .type = AMD_IP_BLOCK_TYPE_SDMA,
847 .funcs = &sdma_v3_0_ip_funcs,
850 .type = AMD_IP_BLOCK_TYPE_UVD,
854 .funcs = &uvd_v5_0_ip_funcs,
857 .type = AMD_IP_BLOCK_TYPE_VCE,
861 .funcs = &vce_v3_0_ip_funcs,
865 static const struct amdgpu_ip_block_version fiji_ip_blocks[] =
869 .type = AMD_IP_BLOCK_TYPE_COMMON,
873 .funcs = &vi_common_ip_funcs,
876 .type = AMD_IP_BLOCK_TYPE_GMC,
880 .funcs = &gmc_v8_0_ip_funcs,
883 .type = AMD_IP_BLOCK_TYPE_IH,
887 .funcs = &tonga_ih_ip_funcs,
890 .type = AMD_IP_BLOCK_TYPE_SMC,
894 .funcs = &amdgpu_pp_ip_funcs,
897 .type = AMD_IP_BLOCK_TYPE_DCE,
901 .funcs = &dce_v10_0_ip_funcs,
904 .type = AMD_IP_BLOCK_TYPE_GFX,
908 .funcs = &gfx_v8_0_ip_funcs,
911 .type = AMD_IP_BLOCK_TYPE_SDMA,
915 .funcs = &sdma_v3_0_ip_funcs,
918 .type = AMD_IP_BLOCK_TYPE_UVD,
922 .funcs = &uvd_v6_0_ip_funcs,
925 .type = AMD_IP_BLOCK_TYPE_VCE,
929 .funcs = &vce_v3_0_ip_funcs,
933 static const struct amdgpu_ip_block_version polaris11_ip_blocks[] =
937 .type = AMD_IP_BLOCK_TYPE_COMMON,
941 .funcs = &vi_common_ip_funcs,
944 .type = AMD_IP_BLOCK_TYPE_GMC,
948 .funcs = &gmc_v8_0_ip_funcs,
951 .type = AMD_IP_BLOCK_TYPE_IH,
955 .funcs = &tonga_ih_ip_funcs,
958 .type = AMD_IP_BLOCK_TYPE_SMC,
962 .funcs = &amdgpu_pp_ip_funcs,
965 .type = AMD_IP_BLOCK_TYPE_DCE,
969 .funcs = &dce_v11_0_ip_funcs,
972 .type = AMD_IP_BLOCK_TYPE_GFX,
976 .funcs = &gfx_v8_0_ip_funcs,
979 .type = AMD_IP_BLOCK_TYPE_SDMA,
983 .funcs = &sdma_v3_0_ip_funcs,
986 .type = AMD_IP_BLOCK_TYPE_UVD,
990 .funcs = &uvd_v6_0_ip_funcs,
993 .type = AMD_IP_BLOCK_TYPE_VCE,
997 .funcs = &vce_v3_0_ip_funcs,
1001 static const struct amdgpu_ip_block_version cz_ip_blocks[] =
1003 /* ORDER MATTERS! */
1005 .type = AMD_IP_BLOCK_TYPE_COMMON,
1009 .funcs = &vi_common_ip_funcs,
1012 .type = AMD_IP_BLOCK_TYPE_GMC,
1016 .funcs = &gmc_v8_0_ip_funcs,
1019 .type = AMD_IP_BLOCK_TYPE_IH,
1023 .funcs = &cz_ih_ip_funcs,
1026 .type = AMD_IP_BLOCK_TYPE_SMC,
1030 .funcs = &amdgpu_pp_ip_funcs
1033 .type = AMD_IP_BLOCK_TYPE_DCE,
1037 .funcs = &dce_v11_0_ip_funcs,
1040 .type = AMD_IP_BLOCK_TYPE_GFX,
1044 .funcs = &gfx_v8_0_ip_funcs,
1047 .type = AMD_IP_BLOCK_TYPE_SDMA,
1051 .funcs = &sdma_v3_0_ip_funcs,
1054 .type = AMD_IP_BLOCK_TYPE_UVD,
1058 .funcs = &uvd_v6_0_ip_funcs,
1061 .type = AMD_IP_BLOCK_TYPE_VCE,
1065 .funcs = &vce_v3_0_ip_funcs,
1067 #if defined(CONFIG_DRM_AMD_ACP)
1069 .type = AMD_IP_BLOCK_TYPE_ACP,
1073 .funcs = &acp_ip_funcs,
1078 int vi_set_ip_blocks(struct amdgpu_device *adev)
1080 switch (adev->asic_type) {
1082 adev->ip_blocks = topaz_ip_blocks;
1083 adev->num_ip_blocks = ARRAY_SIZE(topaz_ip_blocks);
1086 adev->ip_blocks = fiji_ip_blocks;
1087 adev->num_ip_blocks = ARRAY_SIZE(fiji_ip_blocks);
1090 adev->ip_blocks = tonga_ip_blocks;
1091 adev->num_ip_blocks = ARRAY_SIZE(tonga_ip_blocks);
1093 case CHIP_POLARIS11:
1094 case CHIP_POLARIS10:
1095 adev->ip_blocks = polaris11_ip_blocks;
1096 adev->num_ip_blocks = ARRAY_SIZE(polaris11_ip_blocks);
1100 adev->ip_blocks = cz_ip_blocks;
1101 adev->num_ip_blocks = ARRAY_SIZE(cz_ip_blocks);
1104 /* FIXME: not supported yet */
1111 #define ATI_REV_ID_FUSE_MACRO__ADDRESS 0xC0014044
1112 #define ATI_REV_ID_FUSE_MACRO__SHIFT 9
1113 #define ATI_REV_ID_FUSE_MACRO__MASK 0x00001E00
1115 static uint32_t vi_get_rev_id(struct amdgpu_device *adev)
1117 if (adev->flags & AMD_IS_APU)
1118 return (RREG32_SMC(ATI_REV_ID_FUSE_MACRO__ADDRESS) & ATI_REV_ID_FUSE_MACRO__MASK)
1119 >> ATI_REV_ID_FUSE_MACRO__SHIFT;
1121 return (RREG32(mmPCIE_EFUSE4) & PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID_MASK)
1122 >> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT;
1125 static const struct amdgpu_asic_funcs vi_asic_funcs =
1127 .read_disabled_bios = &vi_read_disabled_bios,
1128 .read_bios_from_rom = &vi_read_bios_from_rom,
1129 .read_register = &vi_read_register,
1130 .reset = &vi_asic_reset,
1131 .set_vga_state = &vi_vga_set_state,
1132 .get_xclk = &vi_get_xclk,
1133 .set_uvd_clocks = &vi_set_uvd_clocks,
1134 .set_vce_clocks = &vi_set_vce_clocks,
1135 .get_virtual_caps = &vi_get_virtual_caps,
1136 /* these should be moved to their own ip modules */
1137 .get_gpu_clock_counter = &gfx_v8_0_get_gpu_clock_counter,
1138 .wait_for_mc_idle = &gmc_v8_0_mc_wait_for_idle,
1141 static int vi_common_early_init(void *handle)
1143 bool smc_enabled = false;
1144 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1146 if (adev->flags & AMD_IS_APU) {
1147 adev->smc_rreg = &cz_smc_rreg;
1148 adev->smc_wreg = &cz_smc_wreg;
1150 adev->smc_rreg = &vi_smc_rreg;
1151 adev->smc_wreg = &vi_smc_wreg;
1153 adev->pcie_rreg = &vi_pcie_rreg;
1154 adev->pcie_wreg = &vi_pcie_wreg;
1155 adev->uvd_ctx_rreg = &vi_uvd_ctx_rreg;
1156 adev->uvd_ctx_wreg = &vi_uvd_ctx_wreg;
1157 adev->didt_rreg = &vi_didt_rreg;
1158 adev->didt_wreg = &vi_didt_wreg;
1160 adev->asic_funcs = &vi_asic_funcs;
1162 if (amdgpu_get_ip_block(adev, AMD_IP_BLOCK_TYPE_SMC) &&
1163 (amdgpu_ip_block_mask & (1 << AMD_IP_BLOCK_TYPE_SMC)))
1166 adev->rev_id = vi_get_rev_id(adev);
1167 adev->external_rev_id = 0xFF;
1168 switch (adev->asic_type) {
1172 adev->external_rev_id = 0x1;
1175 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1176 AMD_CG_SUPPORT_GFX_MGLS |
1177 AMD_CG_SUPPORT_GFX_RLC_LS |
1178 AMD_CG_SUPPORT_GFX_CP_LS |
1179 AMD_CG_SUPPORT_GFX_CGTS |
1180 AMD_CG_SUPPORT_GFX_CGTS_LS |
1181 AMD_CG_SUPPORT_GFX_CGCG |
1182 AMD_CG_SUPPORT_GFX_CGLS |
1183 AMD_CG_SUPPORT_SDMA_MGCG |
1184 AMD_CG_SUPPORT_SDMA_LS |
1185 AMD_CG_SUPPORT_BIF_LS |
1186 AMD_CG_SUPPORT_HDP_MGCG |
1187 AMD_CG_SUPPORT_HDP_LS |
1188 AMD_CG_SUPPORT_ROM_MGCG |
1189 AMD_CG_SUPPORT_MC_MGCG |
1190 AMD_CG_SUPPORT_MC_LS;
1192 adev->external_rev_id = adev->rev_id + 0x3c;
1195 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG;
1197 adev->external_rev_id = adev->rev_id + 0x14;
1199 case CHIP_POLARIS11:
1202 adev->external_rev_id = adev->rev_id + 0x5A;
1204 case CHIP_POLARIS10:
1207 adev->external_rev_id = adev->rev_id + 0x50;
1210 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1211 AMD_CG_SUPPORT_GFX_MGCG |
1212 AMD_CG_SUPPORT_GFX_MGLS |
1213 AMD_CG_SUPPORT_GFX_RLC_LS |
1214 AMD_CG_SUPPORT_GFX_CP_LS |
1215 AMD_CG_SUPPORT_GFX_CGTS |
1216 AMD_CG_SUPPORT_GFX_MGLS |
1217 AMD_CG_SUPPORT_GFX_CGTS_LS |
1218 AMD_CG_SUPPORT_GFX_CGCG |
1219 AMD_CG_SUPPORT_GFX_CGLS |
1220 AMD_CG_SUPPORT_BIF_LS |
1221 AMD_CG_SUPPORT_HDP_MGCG |
1222 AMD_CG_SUPPORT_HDP_LS |
1223 AMD_CG_SUPPORT_SDMA_MGCG |
1224 AMD_CG_SUPPORT_SDMA_LS;
1226 adev->external_rev_id = adev->rev_id + 0x1;
1229 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1230 AMD_CG_SUPPORT_GFX_MGCG |
1231 AMD_CG_SUPPORT_GFX_MGLS |
1232 AMD_CG_SUPPORT_BIF_LS |
1233 AMD_CG_SUPPORT_HDP_MGCG |
1234 AMD_CG_SUPPORT_HDP_LS |
1235 AMD_CG_SUPPORT_SDMA_MGCG |
1236 AMD_CG_SUPPORT_SDMA_LS;
1238 adev->external_rev_id = adev->rev_id + 0x1;
1241 /* FIXME: not supported yet */
1245 if (amdgpu_smc_load_fw && smc_enabled)
1246 adev->firmware.smu_load = true;
1248 amdgpu_get_pcie_info(adev);
1253 static int vi_common_sw_init(void *handle)
1258 static int vi_common_sw_fini(void *handle)
1263 static int vi_common_hw_init(void *handle)
1265 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1267 /* move the golden regs per IP block */
1268 vi_init_golden_registers(adev);
1269 /* enable pcie gen2/3 link */
1270 vi_pcie_gen3_enable(adev);
1272 vi_program_aspm(adev);
1273 /* enable the doorbell aperture */
1274 vi_enable_doorbell_aperture(adev, true);
1279 static int vi_common_hw_fini(void *handle)
1281 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1283 /* enable the doorbell aperture */
1284 vi_enable_doorbell_aperture(adev, false);
1289 static int vi_common_suspend(void *handle)
1291 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1293 return vi_common_hw_fini(adev);
1296 static int vi_common_resume(void *handle)
1298 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1300 return vi_common_hw_init(adev);
1303 static bool vi_common_is_idle(void *handle)
1308 static int vi_common_wait_for_idle(void *handle)
1313 static int vi_common_soft_reset(void *handle)
1318 static void vi_update_bif_medium_grain_light_sleep(struct amdgpu_device *adev,
1321 uint32_t temp, data;
1323 temp = data = RREG32_PCIE(ixPCIE_CNTL2);
1325 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS))
1326 data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1327 PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1328 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK;
1330 data &= ~(PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1331 PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1332 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK);
1335 WREG32_PCIE(ixPCIE_CNTL2, data);
1338 static void vi_update_hdp_medium_grain_clock_gating(struct amdgpu_device *adev,
1341 uint32_t temp, data;
1343 temp = data = RREG32(mmHDP_HOST_PATH_CNTL);
1345 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG))
1346 data &= ~HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1348 data |= HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1351 WREG32(mmHDP_HOST_PATH_CNTL, data);
1354 static void vi_update_hdp_light_sleep(struct amdgpu_device *adev,
1357 uint32_t temp, data;
1359 temp = data = RREG32(mmHDP_MEM_POWER_LS);
1361 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1362 data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1364 data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1367 WREG32(mmHDP_MEM_POWER_LS, data);
1370 static void vi_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
1373 uint32_t temp, data;
1375 temp = data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1377 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
1378 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1379 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
1381 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1382 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
1385 WREG32_SMC(ixCGTT_ROM_CLK_CTRL0, data);
1388 static int vi_common_set_clockgating_state(void *handle,
1389 enum amd_clockgating_state state)
1391 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1393 switch (adev->asic_type) {
1395 vi_update_bif_medium_grain_light_sleep(adev,
1396 state == AMD_CG_STATE_GATE ? true : false);
1397 vi_update_hdp_medium_grain_clock_gating(adev,
1398 state == AMD_CG_STATE_GATE ? true : false);
1399 vi_update_hdp_light_sleep(adev,
1400 state == AMD_CG_STATE_GATE ? true : false);
1401 vi_update_rom_medium_grain_clock_gating(adev,
1402 state == AMD_CG_STATE_GATE ? true : false);
1406 vi_update_bif_medium_grain_light_sleep(adev,
1407 state == AMD_CG_STATE_GATE ? true : false);
1408 vi_update_hdp_medium_grain_clock_gating(adev,
1409 state == AMD_CG_STATE_GATE ? true : false);
1410 vi_update_hdp_light_sleep(adev,
1411 state == AMD_CG_STATE_GATE ? true : false);
1419 static int vi_common_set_powergating_state(void *handle,
1420 enum amd_powergating_state state)
1425 const struct amd_ip_funcs vi_common_ip_funcs = {
1426 .name = "vi_common",
1427 .early_init = vi_common_early_init,
1429 .sw_init = vi_common_sw_init,
1430 .sw_fini = vi_common_sw_fini,
1431 .hw_init = vi_common_hw_init,
1432 .hw_fini = vi_common_hw_fini,
1433 .suspend = vi_common_suspend,
1434 .resume = vi_common_resume,
1435 .is_idle = vi_common_is_idle,
1436 .wait_for_idle = vi_common_wait_for_idle,
1437 .soft_reset = vi_common_soft_reset,
1438 .set_clockgating_state = vi_common_set_clockgating_state,
1439 .set_powergating_state = vi_common_set_powergating_state,