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1/*
2 * Copyright 2023 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 "amdgpu.h"
24#include "amdgpu_atombios.h"
25#include "nbif_v6_3_1.h"
26
27#include "nbif/nbif_6_3_1_offset.h"
28#include "nbif/nbif_6_3_1_sh_mask.h"
29#include "pcie/pcie_6_1_0_offset.h"
30#include "pcie/pcie_6_1_0_sh_mask.h"
31#include <uapi/linux/kfd_ioctl.h>
32
33static void nbif_v6_3_1_remap_hdp_registers(struct amdgpu_device *adev)
34{
35 WREG32_SOC15(NBIO, 0, regBIF_BX0_REMAP_HDP_MEM_FLUSH_CNTL,
36 adev->rmmio_remap.reg_offset + KFD_MMIO_REMAP_HDP_MEM_FLUSH_CNTL);
37 WREG32_SOC15(NBIO, 0, regBIF_BX0_REMAP_HDP_REG_FLUSH_CNTL,
38 adev->rmmio_remap.reg_offset + KFD_MMIO_REMAP_HDP_REG_FLUSH_CNTL);
39}
40
41static u32 nbif_v6_3_1_get_rev_id(struct amdgpu_device *adev)
42{
43 u32 tmp = RREG32_SOC15(NBIO, 0, regRCC_STRAP0_RCC_DEV0_EPF0_STRAP0);
44
45 tmp &= RCC_STRAP0_RCC_DEV0_EPF0_STRAP0__STRAP_ATI_REV_ID_DEV0_F0_MASK;
46 tmp >>= RCC_STRAP0_RCC_DEV0_EPF0_STRAP0__STRAP_ATI_REV_ID_DEV0_F0__SHIFT;
47
48 return tmp;
49}
50
51static void nbif_v6_3_1_mc_access_enable(struct amdgpu_device *adev, bool enable)
52{
53 if (enable)
54 WREG32_SOC15(NBIO, 0, regBIF_BX0_BIF_FB_EN,
55 BIF_BX0_BIF_FB_EN__FB_READ_EN_MASK |
56 BIF_BX0_BIF_FB_EN__FB_WRITE_EN_MASK);
57 else
58 WREG32_SOC15(NBIO, 0, regBIF_BX0_BIF_FB_EN, 0);
59}
60
61static u32 nbif_v6_3_1_get_memsize(struct amdgpu_device *adev)
62{
63 return RREG32_SOC15(NBIO, 0, regRCC_DEV0_EPF0_RCC_CONFIG_MEMSIZE);
64}
65
66static void nbif_v6_3_1_sdma_doorbell_range(struct amdgpu_device *adev,
67 int instance, bool use_doorbell,
68 int doorbell_index,
69 int doorbell_size)
70{
71 if (instance == 0) {
72 u32 doorbell_range = RREG32_SOC15(NBIO, 0, regGDC_S2A0_S2A_DOORBELL_ENTRY_2_CTRL);
73
74 if (use_doorbell) {
75 doorbell_range = REG_SET_FIELD(doorbell_range,
76 GDC_S2A0_S2A_DOORBELL_ENTRY_2_CTRL,
77 S2A_DOORBELL_PORT2_ENABLE,
78 0x1);
79 doorbell_range = REG_SET_FIELD(doorbell_range,
80 GDC_S2A0_S2A_DOORBELL_ENTRY_2_CTRL,
81 S2A_DOORBELL_PORT2_AWID,
82 0xe);
83 doorbell_range = REG_SET_FIELD(doorbell_range,
84 GDC_S2A0_S2A_DOORBELL_ENTRY_2_CTRL,
85 S2A_DOORBELL_PORT2_RANGE_OFFSET,
86 doorbell_index);
87 doorbell_range = REG_SET_FIELD(doorbell_range,
88 GDC_S2A0_S2A_DOORBELL_ENTRY_2_CTRL,
89 S2A_DOORBELL_PORT2_RANGE_SIZE,
90 doorbell_size);
91 doorbell_range = REG_SET_FIELD(doorbell_range,
92 GDC_S2A0_S2A_DOORBELL_ENTRY_2_CTRL,
93 S2A_DOORBELL_PORT2_AWADDR_31_28_VALUE,
94 0x3);
95 } else
96 doorbell_range = REG_SET_FIELD(doorbell_range,
97 GDC_S2A0_S2A_DOORBELL_ENTRY_2_CTRL,
98 S2A_DOORBELL_PORT2_RANGE_SIZE,
99 0);
100
101 WREG32_SOC15(NBIO, 0, regGDC_S2A0_S2A_DOORBELL_ENTRY_2_CTRL, doorbell_range);
102 }
103}
104
105static void nbif_v6_3_1_vcn_doorbell_range(struct amdgpu_device *adev,
106 bool use_doorbell, int doorbell_index,
107 int instance)
108{
109 u32 doorbell_range;
110
111 if (instance)
112 doorbell_range = RREG32_SOC15(NBIO, 0, regGDC_S2A0_S2A_DOORBELL_ENTRY_5_CTRL);
113 else
114 doorbell_range = RREG32_SOC15(NBIO, 0, regGDC_S2A0_S2A_DOORBELL_ENTRY_4_CTRL);
115
116 if (use_doorbell) {
117 doorbell_range = REG_SET_FIELD(doorbell_range,
118 GDC_S2A0_S2A_DOORBELL_ENTRY_4_CTRL,
119 S2A_DOORBELL_PORT4_ENABLE,
120 0x1);
121 doorbell_range = REG_SET_FIELD(doorbell_range,
122 GDC_S2A0_S2A_DOORBELL_ENTRY_4_CTRL,
123 S2A_DOORBELL_PORT4_AWID,
124 instance ? 0x7 : 0x4);
125 doorbell_range = REG_SET_FIELD(doorbell_range,
126 GDC_S2A0_S2A_DOORBELL_ENTRY_4_CTRL,
127 S2A_DOORBELL_PORT4_RANGE_OFFSET,
128 doorbell_index);
129 doorbell_range = REG_SET_FIELD(doorbell_range,
130 GDC_S2A0_S2A_DOORBELL_ENTRY_4_CTRL,
131 S2A_DOORBELL_PORT4_RANGE_SIZE,
132 8);
133 doorbell_range = REG_SET_FIELD(doorbell_range,
134 GDC_S2A0_S2A_DOORBELL_ENTRY_4_CTRL,
135 S2A_DOORBELL_PORT4_AWADDR_31_28_VALUE,
136 instance ? 0x7 : 0x4);
137 } else
138 doorbell_range = REG_SET_FIELD(doorbell_range,
139 GDC_S2A0_S2A_DOORBELL_ENTRY_4_CTRL,
140 S2A_DOORBELL_PORT4_RANGE_SIZE,
141 0);
142
143 if (instance)
144 WREG32_SOC15(NBIO, 0, regGDC_S2A0_S2A_DOORBELL_ENTRY_5_CTRL, doorbell_range);
145 else
146 WREG32_SOC15(NBIO, 0, regGDC_S2A0_S2A_DOORBELL_ENTRY_4_CTRL, doorbell_range);
147}
148
149static void nbif_v6_3_1_gc_doorbell_init(struct amdgpu_device *adev)
150{
151 WREG32_SOC15(NBIO, 0, regGDC_S2A0_S2A_DOORBELL_ENTRY_0_CTRL, 0x30000007);
152 WREG32_SOC15(NBIO, 0, regGDC_S2A0_S2A_DOORBELL_ENTRY_3_CTRL, 0x3000000d);
153}
154
155static void nbif_v6_3_1_enable_doorbell_aperture(struct amdgpu_device *adev,
156 bool enable)
157{
158 WREG32_FIELD15_PREREG(NBIO, 0, RCC_DEV0_EPF0_RCC_DOORBELL_APER_EN,
159 BIF_DOORBELL_APER_EN, enable ? 1 : 0);
160}
161
162static void
163nbif_v6_3_1_enable_doorbell_selfring_aperture(struct amdgpu_device *adev,
164 bool enable)
165{
166 u32 tmp = 0;
167
168 if (enable) {
169 tmp = REG_SET_FIELD(tmp, BIF_BX_PF0_DOORBELL_SELFRING_GPA_APER_CNTL,
170 DOORBELL_SELFRING_GPA_APER_EN, 1) |
171 REG_SET_FIELD(tmp, BIF_BX_PF0_DOORBELL_SELFRING_GPA_APER_CNTL,
172 DOORBELL_SELFRING_GPA_APER_MODE, 1) |
173 REG_SET_FIELD(tmp, BIF_BX_PF0_DOORBELL_SELFRING_GPA_APER_CNTL,
174 DOORBELL_SELFRING_GPA_APER_SIZE, 0);
175
176 WREG32_SOC15(NBIO, 0, regBIF_BX_PF0_DOORBELL_SELFRING_GPA_APER_BASE_LOW,
177 lower_32_bits(adev->doorbell.base));
178 WREG32_SOC15(NBIO, 0, regBIF_BX_PF0_DOORBELL_SELFRING_GPA_APER_BASE_HIGH,
179 upper_32_bits(adev->doorbell.base));
180 }
181
182 WREG32_SOC15(NBIO, 0, regBIF_BX_PF0_DOORBELL_SELFRING_GPA_APER_CNTL, tmp);
183}
184
185static void nbif_v6_3_1_ih_doorbell_range(struct amdgpu_device *adev,
186 bool use_doorbell, int doorbell_index)
187{
188 u32 ih_doorbell_range = RREG32_SOC15(NBIO, 0, regGDC_S2A0_S2A_DOORBELL_ENTRY_1_CTRL);
189
190 if (use_doorbell) {
191 ih_doorbell_range = REG_SET_FIELD(ih_doorbell_range,
192 GDC_S2A0_S2A_DOORBELL_ENTRY_1_CTRL,
193 S2A_DOORBELL_PORT1_ENABLE,
194 0x1);
195 ih_doorbell_range = REG_SET_FIELD(ih_doorbell_range,
196 GDC_S2A0_S2A_DOORBELL_ENTRY_1_CTRL,
197 S2A_DOORBELL_PORT1_AWID,
198 0x0);
199 ih_doorbell_range = REG_SET_FIELD(ih_doorbell_range,
200 GDC_S2A0_S2A_DOORBELL_ENTRY_1_CTRL,
201 S2A_DOORBELL_PORT1_RANGE_OFFSET,
202 doorbell_index);
203 ih_doorbell_range = REG_SET_FIELD(ih_doorbell_range,
204 GDC_S2A0_S2A_DOORBELL_ENTRY_1_CTRL,
205 S2A_DOORBELL_PORT1_RANGE_SIZE,
206 2);
207 ih_doorbell_range = REG_SET_FIELD(ih_doorbell_range,
208 GDC_S2A0_S2A_DOORBELL_ENTRY_1_CTRL,
209 S2A_DOORBELL_PORT1_AWADDR_31_28_VALUE,
210 0x0);
211 } else
212 ih_doorbell_range = REG_SET_FIELD(ih_doorbell_range,
213 GDC_S2A0_S2A_DOORBELL_ENTRY_1_CTRL,
214 S2A_DOORBELL_PORT1_RANGE_SIZE,
215 0);
216
217 WREG32_SOC15(NBIO, 0, regGDC_S2A0_S2A_DOORBELL_ENTRY_1_CTRL, ih_doorbell_range);
218}
219
220static void nbif_v6_3_1_ih_control(struct amdgpu_device *adev)
221{
222 u32 interrupt_cntl;
223
224 /* setup interrupt control */
225 WREG32_SOC15(NBIO, 0, regBIF_BX0_INTERRUPT_CNTL2, adev->dummy_page_addr >> 8);
226
227 interrupt_cntl = RREG32_SOC15(NBIO, 0, regBIF_BX0_INTERRUPT_CNTL);
228 /*
229 * BIF_BX0_INTERRUPT_CNTL__IH_DUMMY_RD_OVERRIDE_MASK=0 - dummy read disabled with msi, enabled without msi
230 * BIF_BX0_INTERRUPT_CNTL__IH_DUMMY_RD_OVERRIDE_MASK=1 - dummy read controlled by IH_DUMMY_RD_EN
231 */
232 interrupt_cntl = REG_SET_FIELD(interrupt_cntl, BIF_BX0_INTERRUPT_CNTL,
233 IH_DUMMY_RD_OVERRIDE, 0);
234
235 /* BIF_BX0_INTERRUPT_CNTL__IH_REQ_NONSNOOP_EN_MASK=1 if ring is in non-cacheable memory, e.g., vram */
236 interrupt_cntl = REG_SET_FIELD(interrupt_cntl, BIF_BX0_INTERRUPT_CNTL,
237 IH_REQ_NONSNOOP_EN, 0);
238
239 WREG32_SOC15(NBIO, 0, regBIF_BX0_INTERRUPT_CNTL, interrupt_cntl);
240}
241
242static void
243nbif_v6_3_1_update_medium_grain_clock_gating(struct amdgpu_device *adev,
244 bool enable)
245{
246}
247
248static void
249nbif_v6_3_1_update_medium_grain_light_sleep(struct amdgpu_device *adev,
250 bool enable)
251{
252}
253
254static void
255nbif_v6_3_1_get_clockgating_state(struct amdgpu_device *adev,
256 u64 *flags)
257{
258}
259
260static u32 nbif_v6_3_1_get_hdp_flush_req_offset(struct amdgpu_device *adev)
261{
262 return SOC15_REG_OFFSET(NBIO, 0, regBIF_BX_PF0_GPU_HDP_FLUSH_REQ);
263}
264
265static u32 nbif_v6_3_1_get_hdp_flush_done_offset(struct amdgpu_device *adev)
266{
267 return SOC15_REG_OFFSET(NBIO, 0, regBIF_BX_PF0_GPU_HDP_FLUSH_DONE);
268}
269
270static u32 nbif_v6_3_1_get_pcie_index_offset(struct amdgpu_device *adev)
271{
272 return SOC15_REG_OFFSET(NBIO, 0, regBIF_BX_PF0_RSMU_INDEX);
273}
274
275static u32 nbif_v6_3_1_get_pcie_data_offset(struct amdgpu_device *adev)
276{
277 return SOC15_REG_OFFSET(NBIO, 0, regBIF_BX_PF0_RSMU_DATA);
278}
279
280const struct nbio_hdp_flush_reg nbif_v6_3_1_hdp_flush_reg = {
281 .ref_and_mask_cp0 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP0_MASK,
282 .ref_and_mask_cp1 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP1_MASK,
283 .ref_and_mask_cp2 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP2_MASK,
284 .ref_and_mask_cp3 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP3_MASK,
285 .ref_and_mask_cp4 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP4_MASK,
286 .ref_and_mask_cp5 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP5_MASK,
287 .ref_and_mask_cp6 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP6_MASK,
288 .ref_and_mask_cp7 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP7_MASK,
289 .ref_and_mask_cp8 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP8_MASK,
290 .ref_and_mask_cp9 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP9_MASK,
291 .ref_and_mask_sdma0 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__SDMA0_MASK,
292 .ref_and_mask_sdma1 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__SDMA1_MASK,
293};
294
295static void nbif_v6_3_1_init_registers(struct amdgpu_device *adev)
296{
297 uint32_t data;
298
299 data = RREG32_SOC15(NBIO, 0, regRCC_DEV0_EPF2_STRAP2);
300 data &= ~RCC_DEV0_EPF2_STRAP2__STRAP_NO_SOFT_RESET_DEV0_F2_MASK;
301 WREG32_SOC15(NBIO, 0, regRCC_DEV0_EPF2_STRAP2, data);
302}
303
304static u32 nbif_v6_3_1_get_rom_offset(struct amdgpu_device *adev)
305{
306 u32 data, rom_offset;
307
308 data = RREG32_SOC15(NBIO, 0, regREGS_ROM_OFFSET_CTRL);
309 rom_offset = REG_GET_FIELD(data, REGS_ROM_OFFSET_CTRL, ROM_OFFSET);
310
311 return rom_offset;
312}
313
314#ifdef CONFIG_PCIEASPM
315static void nbif_v6_3_1_program_ltr(struct amdgpu_device *adev)
316{
317 uint32_t def, data;
318
319 def = RREG32_SOC15(NBIO, 0, regRCC_EP_DEV0_0_EP_PCIE_TX_LTR_CNTL);
320 data = 0x35EB;
321 data &= ~RCC_EP_DEV0_0_EP_PCIE_TX_LTR_CNTL__LTR_PRIV_MSG_DIS_IN_PM_NON_D0_MASK;
322 data &= ~RCC_EP_DEV0_0_EP_PCIE_TX_LTR_CNTL__LTR_PRIV_RST_LTR_IN_DL_DOWN_MASK;
323 if (def != data)
324 WREG32_SOC15(NBIO, 0, regRCC_EP_DEV0_0_EP_PCIE_TX_LTR_CNTL, data);
325
326 def = data = RREG32_SOC15(NBIO, 0, regRCC_STRAP0_RCC_BIF_STRAP2);
327 data &= ~RCC_STRAP0_RCC_BIF_STRAP2__STRAP_LTR_IN_ASPML1_DIS_MASK;
328 if (def != data)
329 WREG32_SOC15(NBIO, 0, regRCC_STRAP0_RCC_BIF_STRAP2, data);
330
331 def = data = RREG32_SOC15(NBIO, 0, regBIF_CFG_DEV0_EPF0_DEVICE_CNTL2);
332 if (adev->pdev->ltr_path)
333 data |= BIF_CFG_DEV0_EPF0_DEVICE_CNTL2__LTR_EN_MASK;
334 else
335 data &= ~BIF_CFG_DEV0_EPF0_DEVICE_CNTL2__LTR_EN_MASK;
336 if (def != data)
337 WREG32_SOC15(NBIO, 0, regBIF_CFG_DEV0_EPF0_DEVICE_CNTL2, data);
338}
339#endif
340
341static void nbif_v6_3_1_program_aspm(struct amdgpu_device *adev)
342{
343#ifdef CONFIG_PCIEASPM
344 uint32_t def, data;
345
346 def = data = RREG32_SOC15(PCIE, 0, regPCIE_LC_CNTL);
347 data &= ~PCIE_LC_CNTL__LC_L1_INACTIVITY_MASK;
348 data &= ~PCIE_LC_CNTL__LC_L0S_INACTIVITY_MASK;
349 data |= PCIE_LC_CNTL__LC_PMI_TO_L1_DIS_MASK;
350 if (def != data)
351 WREG32_SOC15(PCIE, 0, regPCIE_LC_CNTL, data);
352
353 def = data = RREG32_SOC15(PCIE, 0, regPCIE_LC_CNTL7);
354 data |= PCIE_LC_CNTL7__LC_NBIF_ASPM_INPUT_EN_MASK;
355 if (def != data)
356 WREG32_SOC15(PCIE, 0, regPCIE_LC_CNTL7, data);
357
358 def = data = RREG32_SOC15(PCIE, 0, regPCIE_LC_CNTL3);
359 data |= PCIE_LC_CNTL3__LC_DSC_DONT_ENTER_L23_AFTER_PME_ACK_MASK;
360 if (def != data)
361 WREG32_SOC15(PCIE, 0, regPCIE_LC_CNTL3, data);
362
363 def = data = RREG32_SOC15(NBIO, 0, regRCC_STRAP0_RCC_BIF_STRAP3);
364 data &= ~RCC_STRAP0_RCC_BIF_STRAP3__STRAP_VLINK_ASPM_IDLE_TIMER_MASK;
365 data &= ~RCC_STRAP0_RCC_BIF_STRAP3__STRAP_VLINK_PM_L1_ENTRY_TIMER_MASK;
366 if (def != data)
367 WREG32_SOC15(NBIO, 0, regRCC_STRAP0_RCC_BIF_STRAP3, data);
368
369 def = data = RREG32_SOC15(NBIO, 0, regRCC_STRAP0_RCC_BIF_STRAP5);
370 data &= ~RCC_STRAP0_RCC_BIF_STRAP5__STRAP_VLINK_LDN_ENTRY_TIMER_MASK;
371 if (def != data)
372 WREG32_SOC15(NBIO, 0, regRCC_STRAP0_RCC_BIF_STRAP5, data);
373
374 def = data = RREG32_SOC15(NBIO, 0, regBIF_CFG_DEV0_EPF0_DEVICE_CNTL2);
375 data &= ~BIF_CFG_DEV0_EPF0_DEVICE_CNTL2__LTR_EN_MASK;
376 if (def != data)
377 WREG32_SOC15(NBIO, 0, regBIF_CFG_DEV0_EPF0_DEVICE_CNTL2, data);
378
379 WREG32_SOC15(NBIO, 0, regBIF_CFG_DEV0_EPF0_PCIE_LTR_CAP, 0x10011001);
380
381#if 0
382 /* regPSWUSP0_PCIE_LC_CNTL2 should be replace by PCIE_LC_CNTL2 or someone else ? */
383 def = data = RREG32_SOC15(NBIO, 0, regPSWUSP0_PCIE_LC_CNTL2);
384 data |= PSWUSP0_PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L1_MASK |
385 PSWUSP0_PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L23_MASK;
386 data &= ~PSWUSP0_PCIE_LC_CNTL2__LC_RCV_L0_TO_RCV_L0S_DIS_MASK;
387 if (def != data)
388 WREG32_SOC15(NBIO, 0, regPSWUSP0_PCIE_LC_CNTL2, data);
389#endif
390 def = data = RREG32_SOC15(PCIE, 0, regPCIE_LC_CNTL4);
391 data |= PCIE_LC_CNTL4__LC_L1_POWERDOWN_MASK;
392 if (def != data)
393 WREG32_SOC15(PCIE, 0, regPCIE_LC_CNTL4, data);
394
395 def = data = RREG32_SOC15(PCIE, 0, regPCIE_LC_RXRECOVER_RXSTANDBY_CNTL);
396 data |= PCIE_LC_RXRECOVER_RXSTANDBY_CNTL__LC_RX_L0S_STANDBY_EN_MASK;
397 if (def != data)
398 WREG32_SOC15(PCIE, 0, regPCIE_LC_RXRECOVER_RXSTANDBY_CNTL, data);
399
400 nbif_v6_3_1_program_ltr(adev);
401
402 def = data = RREG32_SOC15(NBIO, 0, regRCC_STRAP0_RCC_BIF_STRAP3);
403 data |= 0x5DE0 << RCC_STRAP0_RCC_BIF_STRAP3__STRAP_VLINK_ASPM_IDLE_TIMER__SHIFT;
404 data |= 0x0010 << RCC_STRAP0_RCC_BIF_STRAP3__STRAP_VLINK_PM_L1_ENTRY_TIMER__SHIFT;
405 if (def != data)
406 WREG32_SOC15(NBIO, 0, regRCC_STRAP0_RCC_BIF_STRAP3, data);
407
408 def = data = RREG32_SOC15(NBIO, 0, regRCC_STRAP0_RCC_BIF_STRAP5);
409 data |= 0x0010 << RCC_STRAP0_RCC_BIF_STRAP5__STRAP_VLINK_LDN_ENTRY_TIMER__SHIFT;
410 if (def != data)
411 WREG32_SOC15(NBIO, 0, regRCC_STRAP0_RCC_BIF_STRAP5, data);
412
413 def = data = RREG32_SOC15(PCIE, 0, regPCIE_LC_CNTL);
414 data |= 0x0 << PCIE_LC_CNTL__LC_L0S_INACTIVITY__SHIFT;
415 data |= 0x9 << PCIE_LC_CNTL__LC_L1_INACTIVITY__SHIFT;
416 data &= ~PCIE_LC_CNTL__LC_PMI_TO_L1_DIS_MASK;
417 if (def != data)
418 WREG32_SOC15(PCIE, 0, regPCIE_LC_CNTL, data);
419
420 def = data = RREG32_SOC15(PCIE, 0, regPCIE_LC_CNTL3);
421 data &= ~PCIE_LC_CNTL3__LC_DSC_DONT_ENTER_L23_AFTER_PME_ACK_MASK;
422 if (def != data)
423 WREG32_SOC15(PCIE, 0, regPCIE_LC_CNTL3, data);
424#endif
425}
426
427const struct amdgpu_nbio_funcs nbif_v6_3_1_funcs = {
428 .get_hdp_flush_req_offset = nbif_v6_3_1_get_hdp_flush_req_offset,
429 .get_hdp_flush_done_offset = nbif_v6_3_1_get_hdp_flush_done_offset,
430 .get_pcie_index_offset = nbif_v6_3_1_get_pcie_index_offset,
431 .get_pcie_data_offset = nbif_v6_3_1_get_pcie_data_offset,
432 .get_rev_id = nbif_v6_3_1_get_rev_id,
433 .mc_access_enable = nbif_v6_3_1_mc_access_enable,
434 .get_memsize = nbif_v6_3_1_get_memsize,
435 .sdma_doorbell_range = nbif_v6_3_1_sdma_doorbell_range,
436 .vcn_doorbell_range = nbif_v6_3_1_vcn_doorbell_range,
437 .gc_doorbell_init = nbif_v6_3_1_gc_doorbell_init,
438 .enable_doorbell_aperture = nbif_v6_3_1_enable_doorbell_aperture,
439 .enable_doorbell_selfring_aperture = nbif_v6_3_1_enable_doorbell_selfring_aperture,
440 .ih_doorbell_range = nbif_v6_3_1_ih_doorbell_range,
441 .update_medium_grain_clock_gating = nbif_v6_3_1_update_medium_grain_clock_gating,
442 .update_medium_grain_light_sleep = nbif_v6_3_1_update_medium_grain_light_sleep,
443 .get_clockgating_state = nbif_v6_3_1_get_clockgating_state,
444 .ih_control = nbif_v6_3_1_ih_control,
445 .init_registers = nbif_v6_3_1_init_registers,
446 .remap_hdp_registers = nbif_v6_3_1_remap_hdp_registers,
447 .get_rom_offset = nbif_v6_3_1_get_rom_offset,
448 .program_aspm = nbif_v6_3_1_program_aspm,
449};
450
451
452static void nbif_v6_3_1_sriov_ih_doorbell_range(struct amdgpu_device *adev,
453 bool use_doorbell, int doorbell_index)
454{
455}
456
457static void nbif_v6_3_1_sriov_sdma_doorbell_range(struct amdgpu_device *adev,
458 int instance, bool use_doorbell,
459 int doorbell_index,
460 int doorbell_size)
461{
462}
463
464static void nbif_v6_3_1_sriov_vcn_doorbell_range(struct amdgpu_device *adev,
465 bool use_doorbell,
466 int doorbell_index, int instance)
467{
468}
469
470static void nbif_v6_3_1_sriov_gc_doorbell_init(struct amdgpu_device *adev)
471{
472}
473
474const struct amdgpu_nbio_funcs nbif_v6_3_1_sriov_funcs = {
475 .get_hdp_flush_req_offset = nbif_v6_3_1_get_hdp_flush_req_offset,
476 .get_hdp_flush_done_offset = nbif_v6_3_1_get_hdp_flush_done_offset,
477 .get_pcie_index_offset = nbif_v6_3_1_get_pcie_index_offset,
478 .get_pcie_data_offset = nbif_v6_3_1_get_pcie_data_offset,
479 .get_rev_id = nbif_v6_3_1_get_rev_id,
480 .mc_access_enable = nbif_v6_3_1_mc_access_enable,
481 .get_memsize = nbif_v6_3_1_get_memsize,
482 .sdma_doorbell_range = nbif_v6_3_1_sriov_sdma_doorbell_range,
483 .vcn_doorbell_range = nbif_v6_3_1_sriov_vcn_doorbell_range,
484 .gc_doorbell_init = nbif_v6_3_1_sriov_gc_doorbell_init,
485 .enable_doorbell_aperture = nbif_v6_3_1_enable_doorbell_aperture,
486 .enable_doorbell_selfring_aperture = nbif_v6_3_1_enable_doorbell_selfring_aperture,
487 .ih_doorbell_range = nbif_v6_3_1_sriov_ih_doorbell_range,
488 .update_medium_grain_clock_gating = nbif_v6_3_1_update_medium_grain_clock_gating,
489 .update_medium_grain_light_sleep = nbif_v6_3_1_update_medium_grain_light_sleep,
490 .get_clockgating_state = nbif_v6_3_1_get_clockgating_state,
491 .ih_control = nbif_v6_3_1_ih_control,
492 .init_registers = nbif_v6_3_1_init_registers,
493 .remap_hdp_registers = nbif_v6_3_1_remap_hdp_registers,
494 .get_rom_offset = nbif_v6_3_1_get_rom_offset,
495};