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 const struct amdgpu_allowed_register_entry tonga_allowed_read_registers
[] = {
425 {mmGB_MACROTILE_MODE7
, true},
428 static const struct amdgpu_allowed_register_entry cz_allowed_read_registers
[] = {
429 {mmGB_TILE_MODE7
, true},
430 {mmGB_TILE_MODE12
, true},
431 {mmGB_TILE_MODE17
, true},
432 {mmGB_TILE_MODE23
, true},
433 {mmGB_MACROTILE_MODE7
, true},
436 static const struct amdgpu_allowed_register_entry vi_allowed_read_registers
[] = {
437 {mmGRBM_STATUS
, false},
438 {mmGRBM_STATUS2
, false},
439 {mmGRBM_STATUS_SE0
, false},
440 {mmGRBM_STATUS_SE1
, false},
441 {mmGRBM_STATUS_SE2
, false},
442 {mmGRBM_STATUS_SE3
, false},
443 {mmSRBM_STATUS
, false},
444 {mmSRBM_STATUS2
, false},
445 {mmSRBM_STATUS3
, false},
446 {mmSDMA0_STATUS_REG
+ SDMA0_REGISTER_OFFSET
, false},
447 {mmSDMA0_STATUS_REG
+ SDMA1_REGISTER_OFFSET
, false},
449 {mmCP_STALLED_STAT1
, false},
450 {mmCP_STALLED_STAT2
, false},
451 {mmCP_STALLED_STAT3
, false},
452 {mmCP_CPF_BUSY_STAT
, false},
453 {mmCP_CPF_STALLED_STAT1
, false},
454 {mmCP_CPF_STATUS
, false},
455 {mmCP_CPC_BUSY_STAT
, false},
456 {mmCP_CPC_STALLED_STAT1
, false},
457 {mmCP_CPC_STATUS
, false},
458 {mmGB_ADDR_CONFIG
, false},
459 {mmMC_ARB_RAMCFG
, false},
460 {mmGB_TILE_MODE0
, false},
461 {mmGB_TILE_MODE1
, false},
462 {mmGB_TILE_MODE2
, false},
463 {mmGB_TILE_MODE3
, false},
464 {mmGB_TILE_MODE4
, false},
465 {mmGB_TILE_MODE5
, false},
466 {mmGB_TILE_MODE6
, false},
467 {mmGB_TILE_MODE7
, false},
468 {mmGB_TILE_MODE8
, false},
469 {mmGB_TILE_MODE9
, false},
470 {mmGB_TILE_MODE10
, false},
471 {mmGB_TILE_MODE11
, false},
472 {mmGB_TILE_MODE12
, false},
473 {mmGB_TILE_MODE13
, false},
474 {mmGB_TILE_MODE14
, false},
475 {mmGB_TILE_MODE15
, false},
476 {mmGB_TILE_MODE16
, false},
477 {mmGB_TILE_MODE17
, false},
478 {mmGB_TILE_MODE18
, false},
479 {mmGB_TILE_MODE19
, false},
480 {mmGB_TILE_MODE20
, false},
481 {mmGB_TILE_MODE21
, false},
482 {mmGB_TILE_MODE22
, false},
483 {mmGB_TILE_MODE23
, false},
484 {mmGB_TILE_MODE24
, false},
485 {mmGB_TILE_MODE25
, false},
486 {mmGB_TILE_MODE26
, false},
487 {mmGB_TILE_MODE27
, false},
488 {mmGB_TILE_MODE28
, false},
489 {mmGB_TILE_MODE29
, false},
490 {mmGB_TILE_MODE30
, false},
491 {mmGB_TILE_MODE31
, false},
492 {mmGB_MACROTILE_MODE0
, false},
493 {mmGB_MACROTILE_MODE1
, false},
494 {mmGB_MACROTILE_MODE2
, false},
495 {mmGB_MACROTILE_MODE3
, false},
496 {mmGB_MACROTILE_MODE4
, false},
497 {mmGB_MACROTILE_MODE5
, false},
498 {mmGB_MACROTILE_MODE6
, false},
499 {mmGB_MACROTILE_MODE7
, false},
500 {mmGB_MACROTILE_MODE8
, false},
501 {mmGB_MACROTILE_MODE9
, false},
502 {mmGB_MACROTILE_MODE10
, false},
503 {mmGB_MACROTILE_MODE11
, false},
504 {mmGB_MACROTILE_MODE12
, false},
505 {mmGB_MACROTILE_MODE13
, false},
506 {mmGB_MACROTILE_MODE14
, false},
507 {mmGB_MACROTILE_MODE15
, false},
508 {mmCC_RB_BACKEND_DISABLE
, false, true},
509 {mmGC_USER_RB_BACKEND_DISABLE
, false, true},
510 {mmGB_BACKEND_MAP
, false, false},
511 {mmPA_SC_RASTER_CONFIG
, false, true},
512 {mmPA_SC_RASTER_CONFIG_1
, false, true},
515 static uint32_t vi_read_indexed_register(struct amdgpu_device
*adev
, u32 se_num
,
516 u32 sh_num
, u32 reg_offset
)
520 mutex_lock(&adev
->grbm_idx_mutex
);
521 if (se_num
!= 0xffffffff || sh_num
!= 0xffffffff)
522 gfx_v8_0_select_se_sh(adev
, se_num
, sh_num
);
524 val
= RREG32(reg_offset
);
526 if (se_num
!= 0xffffffff || sh_num
!= 0xffffffff)
527 gfx_v8_0_select_se_sh(adev
, 0xffffffff, 0xffffffff);
528 mutex_unlock(&adev
->grbm_idx_mutex
);
532 static int vi_read_register(struct amdgpu_device
*adev
, u32 se_num
,
533 u32 sh_num
, u32 reg_offset
, u32
*value
)
535 const struct amdgpu_allowed_register_entry
*asic_register_table
= NULL
;
536 const struct amdgpu_allowed_register_entry
*asic_register_entry
;
540 switch (adev
->asic_type
) {
542 asic_register_table
= tonga_allowed_read_registers
;
543 size
= ARRAY_SIZE(tonga_allowed_read_registers
);
551 asic_register_table
= cz_allowed_read_registers
;
552 size
= ARRAY_SIZE(cz_allowed_read_registers
);
558 if (asic_register_table
) {
559 for (i
= 0; i
< size
; i
++) {
560 asic_register_entry
= asic_register_table
+ i
;
561 if (reg_offset
!= asic_register_entry
->reg_offset
)
563 if (!asic_register_entry
->untouched
)
564 *value
= asic_register_entry
->grbm_indexed
?
565 vi_read_indexed_register(adev
, se_num
,
566 sh_num
, reg_offset
) :
572 for (i
= 0; i
< ARRAY_SIZE(vi_allowed_read_registers
); i
++) {
573 if (reg_offset
!= vi_allowed_read_registers
[i
].reg_offset
)
576 if (!vi_allowed_read_registers
[i
].untouched
)
577 *value
= vi_allowed_read_registers
[i
].grbm_indexed
?
578 vi_read_indexed_register(adev
, se_num
,
579 sh_num
, reg_offset
) :
586 static void vi_gpu_pci_config_reset(struct amdgpu_device
*adev
)
590 dev_info(adev
->dev
, "GPU pci config reset\n");
593 pci_clear_master(adev
->pdev
);
595 amdgpu_pci_config_reset(adev
);
599 /* wait for asic to come out of reset */
600 for (i
= 0; i
< adev
->usec_timeout
; i
++) {
601 if (RREG32(mmCONFIG_MEMSIZE
) != 0xffffffff)
608 static void vi_set_bios_scratch_engine_hung(struct amdgpu_device
*adev
, bool hung
)
610 u32 tmp
= RREG32(mmBIOS_SCRATCH_3
);
613 tmp
|= ATOM_S3_ASIC_GUI_ENGINE_HUNG
;
615 tmp
&= ~ATOM_S3_ASIC_GUI_ENGINE_HUNG
;
617 WREG32(mmBIOS_SCRATCH_3
, tmp
);
621 * vi_asic_reset - soft reset GPU
623 * @adev: amdgpu_device pointer
625 * Look up which blocks are hung and attempt
627 * Returns 0 for success.
629 static int vi_asic_reset(struct amdgpu_device
*adev
)
631 vi_set_bios_scratch_engine_hung(adev
, true);
633 vi_gpu_pci_config_reset(adev
);
635 vi_set_bios_scratch_engine_hung(adev
, false);
640 static int vi_set_uvd_clock(struct amdgpu_device
*adev
, u32 clock
,
641 u32 cntl_reg
, u32 status_reg
)
644 struct atom_clock_dividers dividers
;
647 r
= amdgpu_atombios_get_clock_dividers(adev
,
648 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK
,
649 clock
, false, ÷rs
);
653 tmp
= RREG32_SMC(cntl_reg
);
654 tmp
&= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK
|
655 CG_DCLK_CNTL__DCLK_DIVIDER_MASK
);
656 tmp
|= dividers
.post_divider
;
657 WREG32_SMC(cntl_reg
, tmp
);
659 for (i
= 0; i
< 100; i
++) {
660 if (RREG32_SMC(status_reg
) & CG_DCLK_STATUS__DCLK_STATUS_MASK
)
670 static int vi_set_uvd_clocks(struct amdgpu_device
*adev
, u32 vclk
, u32 dclk
)
674 r
= vi_set_uvd_clock(adev
, vclk
, ixCG_VCLK_CNTL
, ixCG_VCLK_STATUS
);
678 r
= vi_set_uvd_clock(adev
, dclk
, ixCG_DCLK_CNTL
, ixCG_DCLK_STATUS
);
683 static int vi_set_vce_clocks(struct amdgpu_device
*adev
, u32 evclk
, u32 ecclk
)
690 static void vi_pcie_gen3_enable(struct amdgpu_device
*adev
)
692 if (pci_is_root_bus(adev
->pdev
->bus
))
695 if (amdgpu_pcie_gen2
== 0)
698 if (adev
->flags
& AMD_IS_APU
)
701 if (!(adev
->pm
.pcie_gen_mask
& (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2
|
702 CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3
)))
708 static void vi_program_aspm(struct amdgpu_device
*adev
)
711 if (amdgpu_aspm
== 0)
717 static void vi_enable_doorbell_aperture(struct amdgpu_device
*adev
,
722 /* not necessary on CZ */
723 if (adev
->flags
& AMD_IS_APU
)
726 tmp
= RREG32(mmBIF_DOORBELL_APER_EN
);
728 tmp
= REG_SET_FIELD(tmp
, BIF_DOORBELL_APER_EN
, BIF_DOORBELL_APER_EN
, 1);
730 tmp
= REG_SET_FIELD(tmp
, BIF_DOORBELL_APER_EN
, BIF_DOORBELL_APER_EN
, 0);
732 WREG32(mmBIF_DOORBELL_APER_EN
, tmp
);
735 /* topaz has no DCE, UVD, VCE */
736 static const struct amdgpu_ip_block_version topaz_ip_blocks
[] =
740 .type
= AMD_IP_BLOCK_TYPE_COMMON
,
744 .funcs
= &vi_common_ip_funcs
,
747 .type
= AMD_IP_BLOCK_TYPE_GMC
,
751 .funcs
= &gmc_v7_0_ip_funcs
,
754 .type
= AMD_IP_BLOCK_TYPE_IH
,
758 .funcs
= &iceland_ih_ip_funcs
,
761 .type
= AMD_IP_BLOCK_TYPE_SMC
,
765 .funcs
= &amdgpu_pp_ip_funcs
,
768 .type
= AMD_IP_BLOCK_TYPE_GFX
,
772 .funcs
= &gfx_v8_0_ip_funcs
,
775 .type
= AMD_IP_BLOCK_TYPE_SDMA
,
779 .funcs
= &sdma_v2_4_ip_funcs
,
783 static const struct amdgpu_ip_block_version tonga_ip_blocks
[] =
787 .type
= AMD_IP_BLOCK_TYPE_COMMON
,
791 .funcs
= &vi_common_ip_funcs
,
794 .type
= AMD_IP_BLOCK_TYPE_GMC
,
798 .funcs
= &gmc_v8_0_ip_funcs
,
801 .type
= AMD_IP_BLOCK_TYPE_IH
,
805 .funcs
= &tonga_ih_ip_funcs
,
808 .type
= AMD_IP_BLOCK_TYPE_SMC
,
812 .funcs
= &amdgpu_pp_ip_funcs
,
815 .type
= AMD_IP_BLOCK_TYPE_DCE
,
819 .funcs
= &dce_v10_0_ip_funcs
,
822 .type
= AMD_IP_BLOCK_TYPE_GFX
,
826 .funcs
= &gfx_v8_0_ip_funcs
,
829 .type
= AMD_IP_BLOCK_TYPE_SDMA
,
833 .funcs
= &sdma_v3_0_ip_funcs
,
836 .type
= AMD_IP_BLOCK_TYPE_UVD
,
840 .funcs
= &uvd_v5_0_ip_funcs
,
843 .type
= AMD_IP_BLOCK_TYPE_VCE
,
847 .funcs
= &vce_v3_0_ip_funcs
,
851 static const struct amdgpu_ip_block_version fiji_ip_blocks
[] =
855 .type
= AMD_IP_BLOCK_TYPE_COMMON
,
859 .funcs
= &vi_common_ip_funcs
,
862 .type
= AMD_IP_BLOCK_TYPE_GMC
,
866 .funcs
= &gmc_v8_0_ip_funcs
,
869 .type
= AMD_IP_BLOCK_TYPE_IH
,
873 .funcs
= &tonga_ih_ip_funcs
,
876 .type
= AMD_IP_BLOCK_TYPE_SMC
,
880 .funcs
= &amdgpu_pp_ip_funcs
,
883 .type
= AMD_IP_BLOCK_TYPE_DCE
,
887 .funcs
= &dce_v10_0_ip_funcs
,
890 .type
= AMD_IP_BLOCK_TYPE_GFX
,
894 .funcs
= &gfx_v8_0_ip_funcs
,
897 .type
= AMD_IP_BLOCK_TYPE_SDMA
,
901 .funcs
= &sdma_v3_0_ip_funcs
,
904 .type
= AMD_IP_BLOCK_TYPE_UVD
,
908 .funcs
= &uvd_v6_0_ip_funcs
,
911 .type
= AMD_IP_BLOCK_TYPE_VCE
,
915 .funcs
= &vce_v3_0_ip_funcs
,
919 static const struct amdgpu_ip_block_version polaris11_ip_blocks
[] =
923 .type
= AMD_IP_BLOCK_TYPE_COMMON
,
927 .funcs
= &vi_common_ip_funcs
,
930 .type
= AMD_IP_BLOCK_TYPE_GMC
,
934 .funcs
= &gmc_v8_0_ip_funcs
,
937 .type
= AMD_IP_BLOCK_TYPE_IH
,
941 .funcs
= &tonga_ih_ip_funcs
,
944 .type
= AMD_IP_BLOCK_TYPE_SMC
,
948 .funcs
= &amdgpu_pp_ip_funcs
,
951 .type
= AMD_IP_BLOCK_TYPE_DCE
,
955 .funcs
= &dce_v11_0_ip_funcs
,
958 .type
= AMD_IP_BLOCK_TYPE_GFX
,
962 .funcs
= &gfx_v8_0_ip_funcs
,
965 .type
= AMD_IP_BLOCK_TYPE_SDMA
,
969 .funcs
= &sdma_v3_0_ip_funcs
,
972 .type
= AMD_IP_BLOCK_TYPE_UVD
,
976 .funcs
= &uvd_v6_0_ip_funcs
,
979 .type
= AMD_IP_BLOCK_TYPE_VCE
,
983 .funcs
= &vce_v3_0_ip_funcs
,
987 static const struct amdgpu_ip_block_version cz_ip_blocks
[] =
991 .type
= AMD_IP_BLOCK_TYPE_COMMON
,
995 .funcs
= &vi_common_ip_funcs
,
998 .type
= AMD_IP_BLOCK_TYPE_GMC
,
1002 .funcs
= &gmc_v8_0_ip_funcs
,
1005 .type
= AMD_IP_BLOCK_TYPE_IH
,
1009 .funcs
= &cz_ih_ip_funcs
,
1012 .type
= AMD_IP_BLOCK_TYPE_SMC
,
1016 .funcs
= &amdgpu_pp_ip_funcs
1019 .type
= AMD_IP_BLOCK_TYPE_DCE
,
1023 .funcs
= &dce_v11_0_ip_funcs
,
1026 .type
= AMD_IP_BLOCK_TYPE_GFX
,
1030 .funcs
= &gfx_v8_0_ip_funcs
,
1033 .type
= AMD_IP_BLOCK_TYPE_SDMA
,
1037 .funcs
= &sdma_v3_0_ip_funcs
,
1040 .type
= AMD_IP_BLOCK_TYPE_UVD
,
1044 .funcs
= &uvd_v6_0_ip_funcs
,
1047 .type
= AMD_IP_BLOCK_TYPE_VCE
,
1051 .funcs
= &vce_v3_0_ip_funcs
,
1053 #if defined(CONFIG_DRM_AMD_ACP)
1055 .type
= AMD_IP_BLOCK_TYPE_ACP
,
1059 .funcs
= &acp_ip_funcs
,
1064 int vi_set_ip_blocks(struct amdgpu_device
*adev
)
1066 switch (adev
->asic_type
) {
1068 adev
->ip_blocks
= topaz_ip_blocks
;
1069 adev
->num_ip_blocks
= ARRAY_SIZE(topaz_ip_blocks
);
1072 adev
->ip_blocks
= fiji_ip_blocks
;
1073 adev
->num_ip_blocks
= ARRAY_SIZE(fiji_ip_blocks
);
1076 adev
->ip_blocks
= tonga_ip_blocks
;
1077 adev
->num_ip_blocks
= ARRAY_SIZE(tonga_ip_blocks
);
1079 case CHIP_POLARIS11
:
1080 case CHIP_POLARIS10
:
1081 adev
->ip_blocks
= polaris11_ip_blocks
;
1082 adev
->num_ip_blocks
= ARRAY_SIZE(polaris11_ip_blocks
);
1086 adev
->ip_blocks
= cz_ip_blocks
;
1087 adev
->num_ip_blocks
= ARRAY_SIZE(cz_ip_blocks
);
1090 /* FIXME: not supported yet */
1097 #define ATI_REV_ID_FUSE_MACRO__ADDRESS 0xC0014044
1098 #define ATI_REV_ID_FUSE_MACRO__SHIFT 9
1099 #define ATI_REV_ID_FUSE_MACRO__MASK 0x00001E00
1101 static uint32_t vi_get_rev_id(struct amdgpu_device
*adev
)
1103 if (adev
->flags
& AMD_IS_APU
)
1104 return (RREG32_SMC(ATI_REV_ID_FUSE_MACRO__ADDRESS
) & ATI_REV_ID_FUSE_MACRO__MASK
)
1105 >> ATI_REV_ID_FUSE_MACRO__SHIFT
;
1107 return (RREG32(mmPCIE_EFUSE4
) & PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID_MASK
)
1108 >> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT
;
1111 static const struct amdgpu_asic_funcs vi_asic_funcs
=
1113 .read_disabled_bios
= &vi_read_disabled_bios
,
1114 .read_bios_from_rom
= &vi_read_bios_from_rom
,
1115 .read_register
= &vi_read_register
,
1116 .reset
= &vi_asic_reset
,
1117 .set_vga_state
= &vi_vga_set_state
,
1118 .get_xclk
= &vi_get_xclk
,
1119 .set_uvd_clocks
= &vi_set_uvd_clocks
,
1120 .set_vce_clocks
= &vi_set_vce_clocks
,
1121 /* these should be moved to their own ip modules */
1122 .get_gpu_clock_counter
= &gfx_v8_0_get_gpu_clock_counter
,
1123 .wait_for_mc_idle
= &gmc_v8_0_mc_wait_for_idle
,
1126 static int vi_common_early_init(void *handle
)
1128 bool smc_enabled
= false;
1129 struct amdgpu_device
*adev
= (struct amdgpu_device
*)handle
;
1131 if (adev
->flags
& AMD_IS_APU
) {
1132 adev
->smc_rreg
= &cz_smc_rreg
;
1133 adev
->smc_wreg
= &cz_smc_wreg
;
1135 adev
->smc_rreg
= &vi_smc_rreg
;
1136 adev
->smc_wreg
= &vi_smc_wreg
;
1138 adev
->pcie_rreg
= &vi_pcie_rreg
;
1139 adev
->pcie_wreg
= &vi_pcie_wreg
;
1140 adev
->uvd_ctx_rreg
= &vi_uvd_ctx_rreg
;
1141 adev
->uvd_ctx_wreg
= &vi_uvd_ctx_wreg
;
1142 adev
->didt_rreg
= &vi_didt_rreg
;
1143 adev
->didt_wreg
= &vi_didt_wreg
;
1145 adev
->asic_funcs
= &vi_asic_funcs
;
1147 if (amdgpu_get_ip_block(adev
, AMD_IP_BLOCK_TYPE_SMC
) &&
1148 (amdgpu_ip_block_mask
& (1 << AMD_IP_BLOCK_TYPE_SMC
)))
1151 adev
->rev_id
= vi_get_rev_id(adev
);
1152 adev
->external_rev_id
= 0xFF;
1153 switch (adev
->asic_type
) {
1157 adev
->external_rev_id
= 0x1;
1160 adev
->cg_flags
= AMD_CG_SUPPORT_GFX_MGCG
|
1161 AMD_CG_SUPPORT_GFX_MGLS
|
1162 AMD_CG_SUPPORT_GFX_RLC_LS
|
1163 AMD_CG_SUPPORT_GFX_CP_LS
|
1164 AMD_CG_SUPPORT_GFX_CGTS
|
1165 AMD_CG_SUPPORT_GFX_CGTS_LS
|
1166 AMD_CG_SUPPORT_GFX_CGCG
|
1167 AMD_CG_SUPPORT_GFX_CGLS
|
1168 AMD_CG_SUPPORT_SDMA_MGCG
|
1169 AMD_CG_SUPPORT_SDMA_LS
|
1170 AMD_CG_SUPPORT_BIF_LS
|
1171 AMD_CG_SUPPORT_HDP_MGCG
|
1172 AMD_CG_SUPPORT_HDP_LS
|
1173 AMD_CG_SUPPORT_ROM_MGCG
|
1174 AMD_CG_SUPPORT_MC_MGCG
|
1175 AMD_CG_SUPPORT_MC_LS
;
1177 adev
->external_rev_id
= adev
->rev_id
+ 0x3c;
1180 adev
->cg_flags
= AMD_CG_SUPPORT_UVD_MGCG
;
1182 adev
->external_rev_id
= adev
->rev_id
+ 0x14;
1184 case CHIP_POLARIS11
:
1187 adev
->external_rev_id
= adev
->rev_id
+ 0x5A;
1189 case CHIP_POLARIS10
:
1192 adev
->external_rev_id
= adev
->rev_id
+ 0x50;
1195 adev
->cg_flags
= AMD_CG_SUPPORT_UVD_MGCG
|
1196 AMD_CG_SUPPORT_GFX_MGCG
|
1197 AMD_CG_SUPPORT_GFX_MGLS
|
1198 AMD_CG_SUPPORT_GFX_RLC_LS
|
1199 AMD_CG_SUPPORT_GFX_CP_LS
|
1200 AMD_CG_SUPPORT_GFX_CGTS
|
1201 AMD_CG_SUPPORT_GFX_MGLS
|
1202 AMD_CG_SUPPORT_GFX_CGTS_LS
|
1203 AMD_CG_SUPPORT_GFX_CGCG
|
1204 AMD_CG_SUPPORT_GFX_CGLS
|
1205 AMD_CG_SUPPORT_BIF_LS
|
1206 AMD_CG_SUPPORT_HDP_MGCG
|
1207 AMD_CG_SUPPORT_HDP_LS
|
1208 AMD_CG_SUPPORT_SDMA_MGCG
|
1209 AMD_CG_SUPPORT_SDMA_LS
;
1211 adev
->external_rev_id
= adev
->rev_id
+ 0x1;
1214 adev
->cg_flags
= AMD_CG_SUPPORT_UVD_MGCG
|
1215 AMD_CG_SUPPORT_GFX_MGCG
|
1216 AMD_CG_SUPPORT_GFX_MGLS
|
1217 AMD_CG_SUPPORT_BIF_LS
|
1218 AMD_CG_SUPPORT_HDP_MGCG
|
1219 AMD_CG_SUPPORT_HDP_LS
|
1220 AMD_CG_SUPPORT_SDMA_MGCG
|
1221 AMD_CG_SUPPORT_SDMA_LS
;
1223 adev
->external_rev_id
= adev
->rev_id
+ 0x1;
1226 /* FIXME: not supported yet */
1230 if (amdgpu_smc_load_fw
&& smc_enabled
)
1231 adev
->firmware
.smu_load
= true;
1233 amdgpu_get_pcie_info(adev
);
1238 static int vi_common_sw_init(void *handle
)
1243 static int vi_common_sw_fini(void *handle
)
1248 static int vi_common_hw_init(void *handle
)
1250 struct amdgpu_device
*adev
= (struct amdgpu_device
*)handle
;
1252 /* move the golden regs per IP block */
1253 vi_init_golden_registers(adev
);
1254 /* enable pcie gen2/3 link */
1255 vi_pcie_gen3_enable(adev
);
1257 vi_program_aspm(adev
);
1258 /* enable the doorbell aperture */
1259 vi_enable_doorbell_aperture(adev
, true);
1264 static int vi_common_hw_fini(void *handle
)
1266 struct amdgpu_device
*adev
= (struct amdgpu_device
*)handle
;
1268 /* enable the doorbell aperture */
1269 vi_enable_doorbell_aperture(adev
, false);
1274 static int vi_common_suspend(void *handle
)
1276 struct amdgpu_device
*adev
= (struct amdgpu_device
*)handle
;
1278 return vi_common_hw_fini(adev
);
1281 static int vi_common_resume(void *handle
)
1283 struct amdgpu_device
*adev
= (struct amdgpu_device
*)handle
;
1285 return vi_common_hw_init(adev
);
1288 static bool vi_common_is_idle(void *handle
)
1293 static int vi_common_wait_for_idle(void *handle
)
1298 static int vi_common_soft_reset(void *handle
)
1303 static void vi_update_bif_medium_grain_light_sleep(struct amdgpu_device
*adev
,
1306 uint32_t temp
, data
;
1308 temp
= data
= RREG32_PCIE(ixPCIE_CNTL2
);
1310 if (enable
&& (adev
->cg_flags
& AMD_CG_SUPPORT_BIF_LS
))
1311 data
|= PCIE_CNTL2__SLV_MEM_LS_EN_MASK
|
1312 PCIE_CNTL2__MST_MEM_LS_EN_MASK
|
1313 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK
;
1315 data
&= ~(PCIE_CNTL2__SLV_MEM_LS_EN_MASK
|
1316 PCIE_CNTL2__MST_MEM_LS_EN_MASK
|
1317 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK
);
1320 WREG32_PCIE(ixPCIE_CNTL2
, data
);
1323 static void vi_update_hdp_medium_grain_clock_gating(struct amdgpu_device
*adev
,
1326 uint32_t temp
, data
;
1328 temp
= data
= RREG32(mmHDP_HOST_PATH_CNTL
);
1330 if (enable
&& (adev
->cg_flags
& AMD_CG_SUPPORT_HDP_MGCG
))
1331 data
&= ~HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK
;
1333 data
|= HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK
;
1336 WREG32(mmHDP_HOST_PATH_CNTL
, data
);
1339 static void vi_update_hdp_light_sleep(struct amdgpu_device
*adev
,
1342 uint32_t temp
, data
;
1344 temp
= data
= RREG32(mmHDP_MEM_POWER_LS
);
1346 if (enable
&& (adev
->cg_flags
& AMD_CG_SUPPORT_HDP_LS
))
1347 data
|= HDP_MEM_POWER_LS__LS_ENABLE_MASK
;
1349 data
&= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK
;
1352 WREG32(mmHDP_MEM_POWER_LS
, data
);
1355 static void vi_update_rom_medium_grain_clock_gating(struct amdgpu_device
*adev
,
1358 uint32_t temp
, data
;
1360 temp
= data
= RREG32_SMC(ixCGTT_ROM_CLK_CTRL0
);
1362 if (enable
&& (adev
->cg_flags
& AMD_CG_SUPPORT_ROM_MGCG
))
1363 data
&= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK
|
1364 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK
);
1366 data
|= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK
|
1367 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK
;
1370 WREG32_SMC(ixCGTT_ROM_CLK_CTRL0
, data
);
1373 static int vi_common_set_clockgating_state(void *handle
,
1374 enum amd_clockgating_state state
)
1376 struct amdgpu_device
*adev
= (struct amdgpu_device
*)handle
;
1378 switch (adev
->asic_type
) {
1380 vi_update_bif_medium_grain_light_sleep(adev
,
1381 state
== AMD_CG_STATE_GATE
? true : false);
1382 vi_update_hdp_medium_grain_clock_gating(adev
,
1383 state
== AMD_CG_STATE_GATE
? true : false);
1384 vi_update_hdp_light_sleep(adev
,
1385 state
== AMD_CG_STATE_GATE
? true : false);
1386 vi_update_rom_medium_grain_clock_gating(adev
,
1387 state
== AMD_CG_STATE_GATE
? true : false);
1391 vi_update_bif_medium_grain_light_sleep(adev
,
1392 state
== AMD_CG_STATE_GATE
? true : false);
1393 vi_update_hdp_medium_grain_clock_gating(adev
,
1394 state
== AMD_CG_STATE_GATE
? true : false);
1395 vi_update_hdp_light_sleep(adev
,
1396 state
== AMD_CG_STATE_GATE
? true : false);
1404 static int vi_common_set_powergating_state(void *handle
,
1405 enum amd_powergating_state state
)
1410 const struct amd_ip_funcs vi_common_ip_funcs
= {
1411 .name
= "vi_common",
1412 .early_init
= vi_common_early_init
,
1414 .sw_init
= vi_common_sw_init
,
1415 .sw_fini
= vi_common_sw_fini
,
1416 .hw_init
= vi_common_hw_init
,
1417 .hw_fini
= vi_common_hw_fini
,
1418 .suspend
= vi_common_suspend
,
1419 .resume
= vi_common_resume
,
1420 .is_idle
= vi_common_is_idle
,
1421 .wait_for_idle
= vi_common_wait_for_idle
,
1422 .soft_reset
= vi_common_soft_reset
,
1423 .set_clockgating_state
= vi_common_set_clockgating_state
,
1424 .set_powergating_state
= vi_common_set_powergating_state
,