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[linux.git] / drivers / gpu / drm / amd / amdgpu / vcn_v4_0_5.c
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
24 #include <linux/firmware.h>
25 #include "amdgpu.h"
26 #include "amdgpu_vcn.h"
27 #include "amdgpu_pm.h"
28 #include "amdgpu_cs.h"
29 #include "soc15.h"
30 #include "soc15d.h"
31 #include "soc15_hw_ip.h"
32 #include "vcn_v2_0.h"
33 #include "mmsch_v4_0.h"
34 #include "vcn_v4_0_5.h"
35
36 #include "vcn/vcn_4_0_5_offset.h"
37 #include "vcn/vcn_4_0_5_sh_mask.h"
38 #include "ivsrcid/vcn/irqsrcs_vcn_4_0.h"
39
40 #include <drm/drm_drv.h>
41
42 #define mmUVD_DPG_LMA_CTL                                                       regUVD_DPG_LMA_CTL
43 #define mmUVD_DPG_LMA_CTL_BASE_IDX                                      regUVD_DPG_LMA_CTL_BASE_IDX
44 #define mmUVD_DPG_LMA_DATA                                                      regUVD_DPG_LMA_DATA
45 #define mmUVD_DPG_LMA_DATA_BASE_IDX                                     regUVD_DPG_LMA_DATA_BASE_IDX
46
47 #define VCN_VID_SOC_ADDRESS_2_0                                         0x1fb00
48 #define VCN1_VID_SOC_ADDRESS_3_0                                        (0x48300 + 0x38000)
49
50 #define VCN_HARVEST_MMSCH                                                       0
51
52 #define RDECODE_MSG_CREATE                                                      0x00000000
53 #define RDECODE_MESSAGE_CREATE                                          0x00000001
54
55 static int amdgpu_ih_clientid_vcns[] = {
56         SOC15_IH_CLIENTID_VCN,
57         SOC15_IH_CLIENTID_VCN1
58 };
59
60 static void vcn_v4_0_5_set_unified_ring_funcs(struct amdgpu_device *adev);
61 static void vcn_v4_0_5_set_irq_funcs(struct amdgpu_device *adev);
62 static int vcn_v4_0_5_set_powergating_state(void *handle,
63                 enum amd_powergating_state state);
64 static int vcn_v4_0_5_pause_dpg_mode(struct amdgpu_device *adev,
65                 int inst_idx, struct dpg_pause_state *new_state);
66 static void vcn_v4_0_5_unified_ring_set_wptr(struct amdgpu_ring *ring);
67
68 /**
69  * vcn_v4_0_5_early_init - set function pointers and load microcode
70  *
71  * @handle: amdgpu_device pointer
72  *
73  * Set ring and irq function pointers
74  * Load microcode from filesystem
75  */
76 static int vcn_v4_0_5_early_init(void *handle)
77 {
78         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
79
80         /* re-use enc ring as unified ring */
81         adev->vcn.num_enc_rings = 1;
82         vcn_v4_0_5_set_unified_ring_funcs(adev);
83         vcn_v4_0_5_set_irq_funcs(adev);
84
85         return amdgpu_vcn_early_init(adev);
86 }
87
88 /**
89  * vcn_v4_0_5_sw_init - sw init for VCN block
90  *
91  * @handle: amdgpu_device pointer
92  *
93  * Load firmware and sw initialization
94  */
95 static int vcn_v4_0_5_sw_init(void *handle)
96 {
97         struct amdgpu_ring *ring;
98         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
99         int i, r;
100
101         r = amdgpu_vcn_sw_init(adev);
102         if (r)
103                 return r;
104
105         amdgpu_vcn_setup_ucode(adev);
106
107         r = amdgpu_vcn_resume(adev);
108         if (r)
109                 return r;
110
111         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
112                 volatile struct amdgpu_vcn4_fw_shared *fw_shared;
113
114                 if (adev->vcn.harvest_config & (1 << i))
115                         continue;
116
117                 atomic_set(&adev->vcn.inst[i].sched_score, 0);
118
119                 /* VCN UNIFIED TRAP */
120                 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
121                                 VCN_4_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[i].irq);
122                 if (r)
123                         return r;
124
125                 /* VCN POISON TRAP */
126                 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
127                                 VCN_4_0__SRCID_UVD_POISON, &adev->vcn.inst[i].irq);
128                 if (r)
129                         return r;
130
131                 ring = &adev->vcn.inst[i].ring_enc[0];
132                 ring->use_doorbell = true;
133                 if (amdgpu_sriov_vf(adev))
134                         ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
135                                                 i * (adev->vcn.num_enc_rings + 1) + 1;
136                 else
137                         ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
138                                                 2 + 8 * i;
139                 ring->vm_hub = AMDGPU_MMHUB0(0);
140                 sprintf(ring->name, "vcn_unified_%d", i);
141
142                 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
143                                 AMDGPU_RING_PRIO_0, &adev->vcn.inst[i].sched_score);
144                 if (r)
145                         return r;
146
147                 fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
148                 fw_shared->present_flag_0 = cpu_to_le32(AMDGPU_FW_SHARED_FLAG_0_UNIFIED_QUEUE);
149                 fw_shared->sq.is_enabled = 1;
150
151                 fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_SMU_DPM_INTERFACE_FLAG);
152                 fw_shared->smu_dpm_interface.smu_interface_type = (adev->flags & AMD_IS_APU) ?
153                         AMDGPU_VCN_SMU_DPM_INTERFACE_APU : AMDGPU_VCN_SMU_DPM_INTERFACE_DGPU;
154
155                 if (amdgpu_sriov_vf(adev))
156                         fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_VF_RB_SETUP_FLAG);
157
158                 if (amdgpu_vcnfw_log)
159                         amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
160         }
161
162         if (amdgpu_sriov_vf(adev)) {
163                 r = amdgpu_virt_alloc_mm_table(adev);
164                 if (r)
165                         return r;
166         }
167
168         if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
169                 adev->vcn.pause_dpg_mode = vcn_v4_0_5_pause_dpg_mode;
170
171         return 0;
172 }
173
174 /**
175  * vcn_v4_0_5_sw_fini - sw fini for VCN block
176  *
177  * @handle: amdgpu_device pointer
178  *
179  * VCN suspend and free up sw allocation
180  */
181 static int vcn_v4_0_5_sw_fini(void *handle)
182 {
183         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
184         int i, r, idx;
185
186         if (drm_dev_enter(adev_to_drm(adev), &idx)) {
187                 for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
188                         volatile struct amdgpu_vcn4_fw_shared *fw_shared;
189
190                         if (adev->vcn.harvest_config & (1 << i))
191                                 continue;
192
193                         fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
194                         fw_shared->present_flag_0 = 0;
195                         fw_shared->sq.is_enabled = 0;
196                 }
197
198                 drm_dev_exit(idx);
199         }
200
201         if (amdgpu_sriov_vf(adev))
202                 amdgpu_virt_free_mm_table(adev);
203
204         r = amdgpu_vcn_suspend(adev);
205         if (r)
206                 return r;
207
208         r = amdgpu_vcn_sw_fini(adev);
209
210         return r;
211 }
212
213 /**
214  * vcn_v4_0_5_hw_init - start and test VCN block
215  *
216  * @handle: amdgpu_device pointer
217  *
218  * Initialize the hardware, boot up the VCPU and do some testing
219  */
220 static int vcn_v4_0_5_hw_init(void *handle)
221 {
222         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
223         struct amdgpu_ring *ring;
224         int i, r;
225
226         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
227                 if (adev->vcn.harvest_config & (1 << i))
228                         continue;
229
230                 ring = &adev->vcn.inst[i].ring_enc[0];
231
232                 adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
233                                 ((adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i), i);
234
235                 r = amdgpu_ring_test_helper(ring);
236                 if (r)
237                         goto done;
238         }
239
240         return 0;
241 done:
242         if (!r)
243                 DRM_INFO("VCN decode and encode initialized successfully(under %s).\n",
244                         (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode");
245
246         return r;
247 }
248
249 /**
250  * vcn_v4_0_5_hw_fini - stop the hardware block
251  *
252  * @handle: amdgpu_device pointer
253  *
254  * Stop the VCN block, mark ring as not ready any more
255  */
256 static int vcn_v4_0_5_hw_fini(void *handle)
257 {
258         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
259         int i;
260
261         cancel_delayed_work_sync(&adev->vcn.idle_work);
262
263         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
264                 if (adev->vcn.harvest_config & (1 << i))
265                         continue;
266                 if (!amdgpu_sriov_vf(adev)) {
267                         if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
268                                 (adev->vcn.cur_state != AMD_PG_STATE_GATE &&
269                                 RREG32_SOC15(VCN, i, regUVD_STATUS))) {
270                                 vcn_v4_0_5_set_powergating_state(adev, AMD_PG_STATE_GATE);
271                         }
272                 }
273         }
274
275         return 0;
276 }
277
278 /**
279  * vcn_v4_0_5_suspend - suspend VCN block
280  *
281  * @handle: amdgpu_device pointer
282  *
283  * HW fini and suspend VCN block
284  */
285 static int vcn_v4_0_5_suspend(void *handle)
286 {
287         int r;
288         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
289
290         r = vcn_v4_0_5_hw_fini(adev);
291         if (r)
292                 return r;
293
294         r = amdgpu_vcn_suspend(adev);
295
296         return r;
297 }
298
299 /**
300  * vcn_v4_0_5_resume - resume VCN block
301  *
302  * @handle: amdgpu_device pointer
303  *
304  * Resume firmware and hw init VCN block
305  */
306 static int vcn_v4_0_5_resume(void *handle)
307 {
308         int r;
309         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
310
311         r = amdgpu_vcn_resume(adev);
312         if (r)
313                 return r;
314
315         r = vcn_v4_0_5_hw_init(adev);
316
317         return r;
318 }
319
320 /**
321  * vcn_v4_0_5_mc_resume - memory controller programming
322  *
323  * @adev: amdgpu_device pointer
324  * @inst: instance number
325  *
326  * Let the VCN memory controller know it's offsets
327  */
328 static void vcn_v4_0_5_mc_resume(struct amdgpu_device *adev, int inst)
329 {
330         uint32_t offset, size;
331         const struct common_firmware_header *hdr;
332
333         hdr = (const struct common_firmware_header *)adev->vcn.fw[inst]->data;
334         size = AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
335
336         /* cache window 0: fw */
337         if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
338                 WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
339                         (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_lo));
340                 WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
341                         (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_hi));
342                 WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET0, 0);
343                 offset = 0;
344         } else {
345                 WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
346                         lower_32_bits(adev->vcn.inst[inst].gpu_addr));
347                 WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
348                         upper_32_bits(adev->vcn.inst[inst].gpu_addr));
349                 offset = size;
350                 WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET0, AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
351         }
352         WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE0, size);
353
354         /* cache window 1: stack */
355         WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
356                 lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
357         WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
358                 upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
359         WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET1, 0);
360         WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
361
362         /* cache window 2: context */
363         WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
364                 lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
365         WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
366                 upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
367         WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET2, 0);
368         WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
369
370         /* non-cache window */
371         WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
372                 lower_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
373         WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
374                 upper_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
375         WREG32_SOC15(VCN, inst, regUVD_VCPU_NONCACHE_OFFSET0, 0);
376         WREG32_SOC15(VCN, inst, regUVD_VCPU_NONCACHE_SIZE0,
377                 AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared)));
378 }
379
380 /**
381  * vcn_v4_0_5_mc_resume_dpg_mode - memory controller programming for dpg mode
382  *
383  * @adev: amdgpu_device pointer
384  * @inst_idx: instance number index
385  * @indirect: indirectly write sram
386  *
387  * Let the VCN memory controller know it's offsets with dpg mode
388  */
389 static void vcn_v4_0_5_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
390 {
391         uint32_t offset, size;
392         const struct common_firmware_header *hdr;
393
394         hdr = (const struct common_firmware_header *)adev->vcn.fw[inst_idx]->data;
395         size = AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
396
397         /* cache window 0: fw */
398         if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
399                 if (!indirect) {
400                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
401                         VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
402                         (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo),
403                         0, indirect);
404                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
405                         VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
406                         (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi),
407                         0, indirect);
408                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
409                                 VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
410                 } else {
411                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
412                         VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
413                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
414                         VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
415                         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
416                                 VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
417                 }
418                 offset = 0;
419         } else {
420                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
421                         VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
422                         lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
423                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
424                         VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
425                         upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
426                 offset = size;
427                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
428                         VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET0),
429                         AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
430         }
431
432         if (!indirect)
433                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
434                         VCN, inst_idx, regUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
435         else
436                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
437                         VCN, inst_idx, regUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
438
439         /* cache window 1: stack */
440         if (!indirect) {
441                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
442                         VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
443                         lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
444                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
445                         VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
446                         upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
447                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
448                         VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
449         } else {
450                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
451                         VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
452                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
453                         VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
454                 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
455                         VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
456         }
457
458         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
459                 VCN, inst_idx, regUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
460
461         /* cache window 2: context */
462         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
463                 VCN, inst_idx, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
464                 lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
465                 0, indirect);
466         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
467                 VCN, inst_idx, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
468                 upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
469                 0, indirect);
470         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
471                 VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
472         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
473                 VCN, inst_idx, regUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
474
475         /* non-cache window */
476         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
477                 VCN, inst_idx, regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
478                 lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
479         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
480                 VCN, inst_idx, regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
481                 upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
482         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
483                 VCN, inst_idx, regUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
484         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
485                 VCN, inst_idx, regUVD_VCPU_NONCACHE_SIZE0),
486                 AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared)), 0, indirect);
487
488         /* VCN global tiling registers */
489         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
490                 VCN, inst_idx, regUVD_GFX10_ADDR_CONFIG),
491                 adev->gfx.config.gb_addr_config, 0, indirect);
492 }
493
494 /**
495  * vcn_v4_0_5_disable_static_power_gating - disable VCN static power gating
496  *
497  * @adev: amdgpu_device pointer
498  * @inst: instance number
499  *
500  * Disable static power gating for VCN block
501  */
502 static void vcn_v4_0_5_disable_static_power_gating(struct amdgpu_device *adev, int inst)
503 {
504         uint32_t data = 0;
505
506         if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
507                 WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
508                                         1 << UVD_IPX_DLDO_CONFIG__ONO2_PWR_CONFIG__SHIFT);
509                 SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS, 0,
510                                         UVD_IPX_DLDO_STATUS__ONO2_PWR_STATUS_MASK);
511                 WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
512                                         2 << UVD_IPX_DLDO_CONFIG__ONO3_PWR_CONFIG__SHIFT);
513                 SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
514                                         1 << UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS__SHIFT,
515                                         UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS_MASK);
516                 WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
517                                         2 << UVD_IPX_DLDO_CONFIG__ONO4_PWR_CONFIG__SHIFT);
518                 SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
519                                         1 << UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS__SHIFT,
520                                         UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS_MASK);
521                 WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
522                                         2 << UVD_IPX_DLDO_CONFIG__ONO5_PWR_CONFIG__SHIFT);
523                 SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
524                                         1 << UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS__SHIFT,
525                                         UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS_MASK);
526         } else {
527                 WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
528                         1 << UVD_IPX_DLDO_CONFIG__ONO2_PWR_CONFIG__SHIFT);
529                 SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
530                         0, UVD_IPX_DLDO_STATUS__ONO2_PWR_STATUS_MASK);
531                 WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
532                         1 << UVD_IPX_DLDO_CONFIG__ONO3_PWR_CONFIG__SHIFT);
533                 SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
534                         0, UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS_MASK);
535                 WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
536                         1 << UVD_IPX_DLDO_CONFIG__ONO4_PWR_CONFIG__SHIFT);
537                 SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
538                         0, UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS_MASK);
539                 WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
540                         1 << UVD_IPX_DLDO_CONFIG__ONO5_PWR_CONFIG__SHIFT);
541                 SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
542                         0, UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS_MASK);
543         }
544
545         data = RREG32_SOC15(VCN, inst, regUVD_POWER_STATUS);
546         data &= ~0x103;
547         if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
548                 data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON |
549                         UVD_POWER_STATUS__UVD_PG_EN_MASK;
550         WREG32_SOC15(VCN, inst, regUVD_POWER_STATUS, data);
551 }
552
553 /**
554  * vcn_v4_0_5_enable_static_power_gating - enable VCN static power gating
555  *
556  * @adev: amdgpu_device pointer
557  * @inst: instance number
558  *
559  * Enable static power gating for VCN block
560  */
561 static void vcn_v4_0_5_enable_static_power_gating(struct amdgpu_device *adev, int inst)
562 {
563         uint32_t data;
564
565         if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
566                 /* Before power off, this indicator has to be turned on */
567                 data = RREG32_SOC15(VCN, inst, regUVD_POWER_STATUS);
568                 data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
569                 data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
570                 WREG32_SOC15(VCN, inst, regUVD_POWER_STATUS, data);
571
572                 WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
573                         2 << UVD_IPX_DLDO_CONFIG__ONO5_PWR_CONFIG__SHIFT);
574                 SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
575                         1 << UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS__SHIFT,
576                         UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS_MASK);
577                 WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
578                         2 << UVD_IPX_DLDO_CONFIG__ONO4_PWR_CONFIG__SHIFT);
579                 SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
580                         1 << UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS__SHIFT,
581                         UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS_MASK);
582                 WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
583                         2 << UVD_IPX_DLDO_CONFIG__ONO3_PWR_CONFIG__SHIFT);
584                 SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
585                         1 << UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS__SHIFT,
586                         UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS_MASK);
587                 WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
588                         2 << UVD_IPX_DLDO_CONFIG__ONO2_PWR_CONFIG__SHIFT);
589                 SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
590                         1 << UVD_IPX_DLDO_STATUS__ONO2_PWR_STATUS__SHIFT,
591                         UVD_IPX_DLDO_STATUS__ONO2_PWR_STATUS_MASK);
592         }
593 }
594
595 /**
596  * vcn_v4_0_5_disable_clock_gating - disable VCN clock gating
597  *
598  * @adev: amdgpu_device pointer
599  * @inst: instance number
600  *
601  * Disable clock gating for VCN block
602  */
603 static void vcn_v4_0_5_disable_clock_gating(struct amdgpu_device *adev, int inst)
604 {
605         uint32_t data;
606
607         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
608                 return;
609
610         /* VCN disable CGC */
611         data = RREG32_SOC15(VCN, inst, regUVD_CGC_CTRL);
612         data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
613         data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
614         data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
615         WREG32_SOC15(VCN, inst, regUVD_CGC_CTRL, data);
616
617         data = RREG32_SOC15(VCN, inst, regUVD_CGC_GATE);
618         data &= ~(UVD_CGC_GATE__SYS_MASK
619                 | UVD_CGC_GATE__UDEC_MASK
620                 | UVD_CGC_GATE__MPEG2_MASK
621                 | UVD_CGC_GATE__REGS_MASK
622                 | UVD_CGC_GATE__RBC_MASK
623                 | UVD_CGC_GATE__LMI_MC_MASK
624                 | UVD_CGC_GATE__LMI_UMC_MASK
625                 | UVD_CGC_GATE__IDCT_MASK
626                 | UVD_CGC_GATE__MPRD_MASK
627                 | UVD_CGC_GATE__MPC_MASK
628                 | UVD_CGC_GATE__LBSI_MASK
629                 | UVD_CGC_GATE__LRBBM_MASK
630                 | UVD_CGC_GATE__UDEC_RE_MASK
631                 | UVD_CGC_GATE__UDEC_CM_MASK
632                 | UVD_CGC_GATE__UDEC_IT_MASK
633                 | UVD_CGC_GATE__UDEC_DB_MASK
634                 | UVD_CGC_GATE__UDEC_MP_MASK
635                 | UVD_CGC_GATE__WCB_MASK
636                 | UVD_CGC_GATE__VCPU_MASK
637                 | UVD_CGC_GATE__MMSCH_MASK);
638
639         WREG32_SOC15(VCN, inst, regUVD_CGC_GATE, data);
640         SOC15_WAIT_ON_RREG(VCN, inst, regUVD_CGC_GATE, 0,  0xFFFFFFFF);
641
642         data = RREG32_SOC15(VCN, inst, regUVD_CGC_CTRL);
643         data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
644                 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
645                 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
646                 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
647                 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
648                 | UVD_CGC_CTRL__SYS_MODE_MASK
649                 | UVD_CGC_CTRL__UDEC_MODE_MASK
650                 | UVD_CGC_CTRL__MPEG2_MODE_MASK
651                 | UVD_CGC_CTRL__REGS_MODE_MASK
652                 | UVD_CGC_CTRL__RBC_MODE_MASK
653                 | UVD_CGC_CTRL__LMI_MC_MODE_MASK
654                 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
655                 | UVD_CGC_CTRL__IDCT_MODE_MASK
656                 | UVD_CGC_CTRL__MPRD_MODE_MASK
657                 | UVD_CGC_CTRL__MPC_MODE_MASK
658                 | UVD_CGC_CTRL__LBSI_MODE_MASK
659                 | UVD_CGC_CTRL__LRBBM_MODE_MASK
660                 | UVD_CGC_CTRL__WCB_MODE_MASK
661                 | UVD_CGC_CTRL__VCPU_MODE_MASK
662                 | UVD_CGC_CTRL__MMSCH_MODE_MASK);
663         WREG32_SOC15(VCN, inst, regUVD_CGC_CTRL, data);
664
665         data = RREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_GATE);
666         data |= (UVD_SUVD_CGC_GATE__SRE_MASK
667                 | UVD_SUVD_CGC_GATE__SIT_MASK
668                 | UVD_SUVD_CGC_GATE__SMP_MASK
669                 | UVD_SUVD_CGC_GATE__SCM_MASK
670                 | UVD_SUVD_CGC_GATE__SDB_MASK
671                 | UVD_SUVD_CGC_GATE__SRE_H264_MASK
672                 | UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
673                 | UVD_SUVD_CGC_GATE__SIT_H264_MASK
674                 | UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
675                 | UVD_SUVD_CGC_GATE__SCM_H264_MASK
676                 | UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
677                 | UVD_SUVD_CGC_GATE__SDB_H264_MASK
678                 | UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
679                 | UVD_SUVD_CGC_GATE__SCLR_MASK
680                 | UVD_SUVD_CGC_GATE__UVD_SC_MASK
681                 | UVD_SUVD_CGC_GATE__ENT_MASK
682                 | UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
683                 | UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
684                 | UVD_SUVD_CGC_GATE__SITE_MASK
685                 | UVD_SUVD_CGC_GATE__SRE_VP9_MASK
686                 | UVD_SUVD_CGC_GATE__SCM_VP9_MASK
687                 | UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
688                 | UVD_SUVD_CGC_GATE__SDB_VP9_MASK
689                 | UVD_SUVD_CGC_GATE__IME_HEVC_MASK);
690         WREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_GATE, data);
691
692         data = RREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_CTRL);
693         data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
694                 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
695                 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
696                 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
697                 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
698                 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
699                 | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
700                 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
701                 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
702                 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
703         WREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_CTRL, data);
704 }
705
706 /**
707  * vcn_v4_0_5_disable_clock_gating_dpg_mode - disable VCN clock gating dpg mode
708  *
709  * @adev: amdgpu_device pointer
710  * @sram_sel: sram select
711  * @inst_idx: instance number index
712  * @indirect: indirectly write sram
713  *
714  * Disable clock gating for VCN block with dpg mode
715  */
716 static void vcn_v4_0_5_disable_clock_gating_dpg_mode(struct amdgpu_device *adev, uint8_t sram_sel,
717                 int inst_idx, uint8_t indirect)
718 {
719         uint32_t reg_data = 0;
720
721         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
722                 return;
723
724         /* enable sw clock gating control */
725         reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
726         reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
727         reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
728         reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
729                  UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
730                  UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
731                  UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
732                  UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
733                  UVD_CGC_CTRL__SYS_MODE_MASK |
734                  UVD_CGC_CTRL__UDEC_MODE_MASK |
735                  UVD_CGC_CTRL__MPEG2_MODE_MASK |
736                  UVD_CGC_CTRL__REGS_MODE_MASK |
737                  UVD_CGC_CTRL__RBC_MODE_MASK |
738                  UVD_CGC_CTRL__LMI_MC_MODE_MASK |
739                  UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
740                  UVD_CGC_CTRL__IDCT_MODE_MASK |
741                  UVD_CGC_CTRL__MPRD_MODE_MASK |
742                  UVD_CGC_CTRL__MPC_MODE_MASK |
743                  UVD_CGC_CTRL__LBSI_MODE_MASK |
744                  UVD_CGC_CTRL__LRBBM_MODE_MASK |
745                  UVD_CGC_CTRL__WCB_MODE_MASK |
746                  UVD_CGC_CTRL__VCPU_MODE_MASK);
747         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
748                 VCN, inst_idx, regUVD_CGC_CTRL), reg_data, sram_sel, indirect);
749
750         /* turn off clock gating */
751         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
752                 VCN, inst_idx, regUVD_CGC_GATE), 0, sram_sel, indirect);
753
754         /* turn on SUVD clock gating */
755         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
756                 VCN, inst_idx, regUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
757
758         /* turn on sw mode in UVD_SUVD_CGC_CTRL */
759         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
760                 VCN, inst_idx, regUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
761 }
762
763 /**
764  * vcn_v4_0_5_enable_clock_gating - enable VCN clock gating
765  *
766  * @adev: amdgpu_device pointer
767  * @inst: instance number
768  *
769  * Enable clock gating for VCN block
770  */
771 static void vcn_v4_0_5_enable_clock_gating(struct amdgpu_device *adev, int inst)
772 {
773         uint32_t data;
774
775         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
776                 return;
777
778         /* enable VCN CGC */
779         data = RREG32_SOC15(VCN, inst, regUVD_CGC_CTRL);
780         data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
781         data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
782         data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
783         WREG32_SOC15(VCN, inst, regUVD_CGC_CTRL, data);
784
785         data = RREG32_SOC15(VCN, inst, regUVD_CGC_CTRL);
786         data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
787                 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
788                 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
789                 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
790                 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
791                 | UVD_CGC_CTRL__SYS_MODE_MASK
792                 | UVD_CGC_CTRL__UDEC_MODE_MASK
793                 | UVD_CGC_CTRL__MPEG2_MODE_MASK
794                 | UVD_CGC_CTRL__REGS_MODE_MASK
795                 | UVD_CGC_CTRL__RBC_MODE_MASK
796                 | UVD_CGC_CTRL__LMI_MC_MODE_MASK
797                 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
798                 | UVD_CGC_CTRL__IDCT_MODE_MASK
799                 | UVD_CGC_CTRL__MPRD_MODE_MASK
800                 | UVD_CGC_CTRL__MPC_MODE_MASK
801                 | UVD_CGC_CTRL__LBSI_MODE_MASK
802                 | UVD_CGC_CTRL__LRBBM_MODE_MASK
803                 | UVD_CGC_CTRL__WCB_MODE_MASK
804                 | UVD_CGC_CTRL__VCPU_MODE_MASK
805                 | UVD_CGC_CTRL__MMSCH_MODE_MASK);
806         WREG32_SOC15(VCN, inst, regUVD_CGC_CTRL, data);
807
808         data = RREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_CTRL);
809         data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
810                 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
811                 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
812                 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
813                 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
814                 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
815                 | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
816                 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
817                 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
818                 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
819         WREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_CTRL, data);
820 }
821
822 /**
823  * vcn_v4_0_5_start_dpg_mode - VCN start with dpg mode
824  *
825  * @adev: amdgpu_device pointer
826  * @inst_idx: instance number index
827  * @indirect: indirectly write sram
828  *
829  * Start VCN block with dpg mode
830  */
831 static int vcn_v4_0_5_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
832 {
833         volatile struct amdgpu_vcn4_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
834         struct amdgpu_ring *ring;
835         uint32_t tmp;
836
837         /* disable register anti-hang mechanism */
838         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, regUVD_POWER_STATUS), 1,
839                 ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
840         /* enable dynamic power gating mode */
841         tmp = RREG32_SOC15(VCN, inst_idx, regUVD_POWER_STATUS);
842         tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
843         tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
844         WREG32_SOC15(VCN, inst_idx, regUVD_POWER_STATUS, tmp);
845
846         if (indirect)
847                 adev->vcn.inst[inst_idx].dpg_sram_curr_addr =
848                                         (uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
849
850         /* enable clock gating */
851         vcn_v4_0_5_disable_clock_gating_dpg_mode(adev, 0, inst_idx, indirect);
852
853         /* enable VCPU clock */
854         tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
855         tmp |= UVD_VCPU_CNTL__CLK_EN_MASK | UVD_VCPU_CNTL__BLK_RST_MASK;
856         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
857                 VCN, inst_idx, regUVD_VCPU_CNTL), tmp, 0, indirect);
858
859         /* disable master interrupt */
860         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
861                 VCN, inst_idx, regUVD_MASTINT_EN), 0, 0, indirect);
862
863         /* setup regUVD_LMI_CTRL */
864         tmp = (UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
865                 UVD_LMI_CTRL__REQ_MODE_MASK |
866                 UVD_LMI_CTRL__CRC_RESET_MASK |
867                 UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
868                 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
869                 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
870                 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
871                 0x00100000L);
872         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
873                 VCN, inst_idx, regUVD_LMI_CTRL), tmp, 0, indirect);
874
875         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
876                 VCN, inst_idx, regUVD_MPC_CNTL),
877                 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
878
879         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
880                 VCN, inst_idx, regUVD_MPC_SET_MUXA0),
881                 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
882                  (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
883                  (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
884                  (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect);
885
886         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
887                 VCN, inst_idx, regUVD_MPC_SET_MUXB0),
888                  ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
889                  (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
890                  (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
891                  (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect);
892
893         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
894                 VCN, inst_idx, regUVD_MPC_SET_MUX),
895                 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
896                  (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
897                  (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect);
898
899         vcn_v4_0_5_mc_resume_dpg_mode(adev, inst_idx, indirect);
900
901         tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
902         tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
903         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
904                 VCN, inst_idx, regUVD_VCPU_CNTL), tmp, 0, indirect);
905
906         /* enable LMI MC and UMC channels */
907         tmp = 0x1f << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT;
908         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
909                 VCN, inst_idx, regUVD_LMI_CTRL2), tmp, 0, indirect);
910
911         /* enable master interrupt */
912         WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
913                 VCN, inst_idx, regUVD_MASTINT_EN),
914                 UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
915
916         if (indirect)
917                 amdgpu_vcn_psp_update_sram(adev, inst_idx, 0);
918
919         ring = &adev->vcn.inst[inst_idx].ring_enc[0];
920
921         WREG32_SOC15(VCN, inst_idx, regUVD_RB_BASE_LO, ring->gpu_addr);
922         WREG32_SOC15(VCN, inst_idx, regUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
923         WREG32_SOC15(VCN, inst_idx, regUVD_RB_SIZE, ring->ring_size / 4);
924
925         tmp = RREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE);
926         tmp &= ~(VCN_RB_ENABLE__RB1_EN_MASK);
927         WREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE, tmp);
928         fw_shared->sq.queue_mode |= FW_QUEUE_RING_RESET;
929         WREG32_SOC15(VCN, inst_idx, regUVD_RB_RPTR, 0);
930         WREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR, 0);
931
932         tmp = RREG32_SOC15(VCN, inst_idx, regUVD_RB_RPTR);
933         WREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR, tmp);
934         ring->wptr = RREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR);
935
936         tmp = RREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE);
937         tmp |= VCN_RB_ENABLE__RB1_EN_MASK;
938         WREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE, tmp);
939         fw_shared->sq.queue_mode &= ~(FW_QUEUE_RING_RESET | FW_QUEUE_DPG_HOLD_OFF);
940
941         WREG32_SOC15(VCN, inst_idx, regVCN_RB1_DB_CTRL,
942                         ring->doorbell_index << VCN_RB1_DB_CTRL__OFFSET__SHIFT |
943                         VCN_RB1_DB_CTRL__EN_MASK);
944
945         return 0;
946 }
947
948
949 /**
950  * vcn_v4_0_5_start - VCN start
951  *
952  * @adev: amdgpu_device pointer
953  *
954  * Start VCN block
955  */
956 static int vcn_v4_0_5_start(struct amdgpu_device *adev)
957 {
958         volatile struct amdgpu_vcn4_fw_shared *fw_shared;
959         struct amdgpu_ring *ring;
960         uint32_t tmp;
961         int i, j, k, r;
962
963         if (adev->pm.dpm_enabled)
964                 amdgpu_dpm_enable_uvd(adev, true);
965
966         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
967                 fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
968
969                 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
970                         r = vcn_v4_0_5_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
971                         continue;
972                 }
973
974                 /* disable VCN power gating */
975                 vcn_v4_0_5_disable_static_power_gating(adev, i);
976
977                 /* set VCN status busy */
978                 tmp = RREG32_SOC15(VCN, i, regUVD_STATUS) | UVD_STATUS__UVD_BUSY;
979                 WREG32_SOC15(VCN, i, regUVD_STATUS, tmp);
980
981                 /*SW clock gating */
982                 vcn_v4_0_5_disable_clock_gating(adev, i);
983
984                 /* enable VCPU clock */
985                 WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL),
986                                 UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
987
988                 /* disable master interrupt */
989                 WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_MASTINT_EN), 0,
990                                 ~UVD_MASTINT_EN__VCPU_EN_MASK);
991
992                 /* enable LMI MC and UMC channels */
993                 WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_LMI_CTRL2), 0,
994                                 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
995
996                 tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
997                 tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
998                 tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
999                 WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
1000
1001                 /* setup regUVD_LMI_CTRL */
1002                 tmp = RREG32_SOC15(VCN, i, regUVD_LMI_CTRL);
1003                 WREG32_SOC15(VCN, i, regUVD_LMI_CTRL, tmp |
1004                                 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1005                                 UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1006                                 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1007                                 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
1008
1009                 /* setup regUVD_MPC_CNTL */
1010                 tmp = RREG32_SOC15(VCN, i, regUVD_MPC_CNTL);
1011                 tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
1012                 tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
1013                 WREG32_SOC15(VCN, i, regUVD_MPC_CNTL, tmp);
1014
1015                 /* setup UVD_MPC_SET_MUXA0 */
1016                 WREG32_SOC15(VCN, i, regUVD_MPC_SET_MUXA0,
1017                                 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1018                                  (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1019                                  (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1020                                  (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
1021
1022                 /* setup UVD_MPC_SET_MUXB0 */
1023                 WREG32_SOC15(VCN, i, regUVD_MPC_SET_MUXB0,
1024                                 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1025                                  (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1026                                  (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1027                                  (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
1028
1029                 /* setup UVD_MPC_SET_MUX */
1030                 WREG32_SOC15(VCN, i, regUVD_MPC_SET_MUX,
1031                                 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1032                                  (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1033                                  (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
1034
1035                 vcn_v4_0_5_mc_resume(adev, i);
1036
1037                 /* VCN global tiling registers */
1038                 WREG32_SOC15(VCN, i, regUVD_GFX10_ADDR_CONFIG,
1039                                 adev->gfx.config.gb_addr_config);
1040
1041                 /* unblock VCPU register access */
1042                 WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_RB_ARB_CTRL), 0,
1043                                 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1044
1045                 /* release VCPU reset to boot */
1046                 WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL), 0,
1047                                 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1048
1049                 for (j = 0; j < 10; ++j) {
1050                         uint32_t status;
1051
1052                         for (k = 0; k < 100; ++k) {
1053                                 status = RREG32_SOC15(VCN, i, regUVD_STATUS);
1054                                 if (status & 2)
1055                                         break;
1056                                 mdelay(10);
1057                                 if (amdgpu_emu_mode == 1)
1058                                         msleep(1);
1059                         }
1060
1061                         if (amdgpu_emu_mode == 1) {
1062                                 r = -1;
1063                                 if (status & 2) {
1064                                         r = 0;
1065                                         break;
1066                                 }
1067                         } else {
1068                                 r = 0;
1069                                 if (status & 2)
1070                                         break;
1071
1072                                 dev_err(adev->dev,
1073                                         "VCN[%d] is not responding, trying to reset VCPU!!!\n", i);
1074                                 WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL),
1075                                                         UVD_VCPU_CNTL__BLK_RST_MASK,
1076                                                         ~UVD_VCPU_CNTL__BLK_RST_MASK);
1077                                 mdelay(10);
1078                                 WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL), 0,
1079                                                 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1080
1081                                 mdelay(10);
1082                                 r = -1;
1083                         }
1084                 }
1085
1086                 if (r) {
1087                         dev_err(adev->dev, "VCN[%d] is not responding, giving up!!!\n", i);
1088                         return r;
1089                 }
1090
1091                 /* enable master interrupt */
1092                 WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_MASTINT_EN),
1093                                 UVD_MASTINT_EN__VCPU_EN_MASK,
1094                                 ~UVD_MASTINT_EN__VCPU_EN_MASK);
1095
1096                 /* clear the busy bit of VCN_STATUS */
1097                 WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_STATUS), 0,
1098                                 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1099
1100                 ring = &adev->vcn.inst[i].ring_enc[0];
1101                 WREG32_SOC15(VCN, i, regVCN_RB1_DB_CTRL,
1102                                 ring->doorbell_index << VCN_RB1_DB_CTRL__OFFSET__SHIFT |
1103                                 VCN_RB1_DB_CTRL__EN_MASK);
1104
1105                 WREG32_SOC15(VCN, i, regUVD_RB_BASE_LO, ring->gpu_addr);
1106                 WREG32_SOC15(VCN, i, regUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1107                 WREG32_SOC15(VCN, i, regUVD_RB_SIZE, ring->ring_size / 4);
1108
1109                 tmp = RREG32_SOC15(VCN, i, regVCN_RB_ENABLE);
1110                 tmp &= ~(VCN_RB_ENABLE__RB1_EN_MASK);
1111                 WREG32_SOC15(VCN, i, regVCN_RB_ENABLE, tmp);
1112                 fw_shared->sq.queue_mode |= FW_QUEUE_RING_RESET;
1113                 WREG32_SOC15(VCN, i, regUVD_RB_RPTR, 0);
1114                 WREG32_SOC15(VCN, i, regUVD_RB_WPTR, 0);
1115
1116                 tmp = RREG32_SOC15(VCN, i, regUVD_RB_RPTR);
1117                 WREG32_SOC15(VCN, i, regUVD_RB_WPTR, tmp);
1118                 ring->wptr = RREG32_SOC15(VCN, i, regUVD_RB_WPTR);
1119
1120                 tmp = RREG32_SOC15(VCN, i, regVCN_RB_ENABLE);
1121                 tmp |= VCN_RB_ENABLE__RB1_EN_MASK;
1122                 WREG32_SOC15(VCN, i, regVCN_RB_ENABLE, tmp);
1123                 fw_shared->sq.queue_mode &= ~(FW_QUEUE_RING_RESET | FW_QUEUE_DPG_HOLD_OFF);
1124         }
1125
1126         return 0;
1127 }
1128
1129 /**
1130  * vcn_v4_0_5_stop_dpg_mode - VCN stop with dpg mode
1131  *
1132  * @adev: amdgpu_device pointer
1133  * @inst_idx: instance number index
1134  *
1135  * Stop VCN block with dpg mode
1136  */
1137 static void vcn_v4_0_5_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
1138 {
1139         uint32_t tmp;
1140
1141         /* Wait for power status to be 1 */
1142         SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_POWER_STATUS, 1,
1143                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1144
1145         /* wait for read ptr to be equal to write ptr */
1146         tmp = RREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR);
1147         SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1148
1149         SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_POWER_STATUS, 1,
1150                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1151
1152         /* disable dynamic power gating mode */
1153         WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, regUVD_POWER_STATUS), 0,
1154                 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1155 }
1156
1157 /**
1158  * vcn_v4_0_5_stop - VCN stop
1159  *
1160  * @adev: amdgpu_device pointer
1161  *
1162  * Stop VCN block
1163  */
1164 static int vcn_v4_0_5_stop(struct amdgpu_device *adev)
1165 {
1166         volatile struct amdgpu_vcn4_fw_shared *fw_shared;
1167         uint32_t tmp;
1168         int i, r = 0;
1169
1170         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1171                 fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1172                 fw_shared->sq.queue_mode |= FW_QUEUE_DPG_HOLD_OFF;
1173
1174                 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1175                         vcn_v4_0_5_stop_dpg_mode(adev, i);
1176                         continue;
1177                 }
1178
1179                 /* wait for vcn idle */
1180                 r = SOC15_WAIT_ON_RREG(VCN, i, regUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1181                 if (r)
1182                         return r;
1183
1184                 tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1185                         UVD_LMI_STATUS__READ_CLEAN_MASK |
1186                         UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1187                         UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1188                 r = SOC15_WAIT_ON_RREG(VCN, i, regUVD_LMI_STATUS, tmp, tmp);
1189                 if (r)
1190                         return r;
1191
1192                 /* disable LMI UMC channel */
1193                 tmp = RREG32_SOC15(VCN, i, regUVD_LMI_CTRL2);
1194                 tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
1195                 WREG32_SOC15(VCN, i, regUVD_LMI_CTRL2, tmp);
1196                 tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK |
1197                         UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1198                 r = SOC15_WAIT_ON_RREG(VCN, i, regUVD_LMI_STATUS, tmp, tmp);
1199                 if (r)
1200                         return r;
1201
1202                 /* block VCPU register access */
1203                 WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_RB_ARB_CTRL),
1204                                 UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
1205                                 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1206
1207                 /* reset VCPU */
1208                 WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL),
1209                                 UVD_VCPU_CNTL__BLK_RST_MASK,
1210                                 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1211
1212                 /* disable VCPU clock */
1213                 WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL), 0,
1214                                 ~(UVD_VCPU_CNTL__CLK_EN_MASK));
1215
1216                 /* apply soft reset */
1217                 tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
1218                 tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1219                 WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
1220                 tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
1221                 tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1222                 WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
1223
1224                 /* clear status */
1225                 WREG32_SOC15(VCN, i, regUVD_STATUS, 0);
1226
1227                 /* apply HW clock gating */
1228                 vcn_v4_0_5_enable_clock_gating(adev, i);
1229
1230                 /* enable VCN power gating */
1231                 vcn_v4_0_5_enable_static_power_gating(adev, i);
1232         }
1233
1234         if (adev->pm.dpm_enabled)
1235                 amdgpu_dpm_enable_uvd(adev, false);
1236
1237         return 0;
1238 }
1239
1240 /**
1241  * vcn_v4_0_5_pause_dpg_mode - VCN pause with dpg mode
1242  *
1243  * @adev: amdgpu_device pointer
1244  * @inst_idx: instance number index
1245  * @new_state: pause state
1246  *
1247  * Pause dpg mode for VCN block
1248  */
1249 static int vcn_v4_0_5_pause_dpg_mode(struct amdgpu_device *adev, int inst_idx,
1250                 struct dpg_pause_state *new_state)
1251 {
1252         uint32_t reg_data = 0;
1253         int ret_code;
1254
1255         /* pause/unpause if state is changed */
1256         if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1257                 DRM_DEV_DEBUG(adev->dev, "dpg pause state changed %d -> %d",
1258                         adev->vcn.inst[inst_idx].pause_state.fw_based,  new_state->fw_based);
1259                 reg_data = RREG32_SOC15(VCN, inst_idx, regUVD_DPG_PAUSE) &
1260                         (~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1261
1262                 if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1263                         ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_POWER_STATUS, 0x1,
1264                                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1265
1266                         if (!ret_code) {
1267                                 /* pause DPG */
1268                                 reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1269                                 WREG32_SOC15(VCN, inst_idx, regUVD_DPG_PAUSE, reg_data);
1270
1271                                 /* wait for ACK */
1272                                 SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_DPG_PAUSE,
1273                                         UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1274                                         UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1275
1276                                 SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_POWER_STATUS,
1277                                         UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON,
1278                                         UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1279                         }
1280                 } else {
1281                         /* unpause dpg, no need to wait */
1282                         reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1283                         WREG32_SOC15(VCN, inst_idx, regUVD_DPG_PAUSE, reg_data);
1284                 }
1285                 adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1286         }
1287
1288         return 0;
1289 }
1290
1291 /**
1292  * vcn_v4_0_5_unified_ring_get_rptr - get unified read pointer
1293  *
1294  * @ring: amdgpu_ring pointer
1295  *
1296  * Returns the current hardware unified read pointer
1297  */
1298 static uint64_t vcn_v4_0_5_unified_ring_get_rptr(struct amdgpu_ring *ring)
1299 {
1300         struct amdgpu_device *adev = ring->adev;
1301
1302         if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
1303                 DRM_ERROR("wrong ring id is identified in %s", __func__);
1304
1305         return RREG32_SOC15(VCN, ring->me, regUVD_RB_RPTR);
1306 }
1307
1308 /**
1309  * vcn_v4_0_5_unified_ring_get_wptr - get unified write pointer
1310  *
1311  * @ring: amdgpu_ring pointer
1312  *
1313  * Returns the current hardware unified write pointer
1314  */
1315 static uint64_t vcn_v4_0_5_unified_ring_get_wptr(struct amdgpu_ring *ring)
1316 {
1317         struct amdgpu_device *adev = ring->adev;
1318
1319         if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
1320                 DRM_ERROR("wrong ring id is identified in %s", __func__);
1321
1322         if (ring->use_doorbell)
1323                 return *ring->wptr_cpu_addr;
1324         else
1325                 return RREG32_SOC15(VCN, ring->me, regUVD_RB_WPTR);
1326 }
1327
1328 /**
1329  * vcn_v4_0_5_unified_ring_set_wptr - set enc write pointer
1330  *
1331  * @ring: amdgpu_ring pointer
1332  *
1333  * Commits the enc write pointer to the hardware
1334  */
1335 static void vcn_v4_0_5_unified_ring_set_wptr(struct amdgpu_ring *ring)
1336 {
1337         struct amdgpu_device *adev = ring->adev;
1338
1339         if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
1340                 DRM_ERROR("wrong ring id is identified in %s", __func__);
1341
1342         if (ring->use_doorbell) {
1343                 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1344                 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1345         } else {
1346                 WREG32_SOC15(VCN, ring->me, regUVD_RB_WPTR, lower_32_bits(ring->wptr));
1347         }
1348 }
1349
1350 static int vcn_v4_0_5_limit_sched(struct amdgpu_cs_parser *p,
1351                                 struct amdgpu_job *job)
1352 {
1353         struct drm_gpu_scheduler **scheds;
1354
1355         /* The create msg must be in the first IB submitted */
1356         if (atomic_read(&job->base.entity->fence_seq))
1357                 return -EINVAL;
1358
1359         /* if VCN0 is harvested, we can't support AV1 */
1360         if (p->adev->vcn.harvest_config & AMDGPU_VCN_HARVEST_VCN0)
1361                 return -EINVAL;
1362
1363         scheds = p->adev->gpu_sched[AMDGPU_HW_IP_VCN_ENC]
1364                 [AMDGPU_RING_PRIO_0].sched;
1365         drm_sched_entity_modify_sched(job->base.entity, scheds, 1);
1366         return 0;
1367 }
1368
1369 static int vcn_v4_0_5_dec_msg(struct amdgpu_cs_parser *p, struct amdgpu_job *job,
1370                             uint64_t addr)
1371 {
1372         struct ttm_operation_ctx ctx = { false, false };
1373         struct amdgpu_bo_va_mapping *map;
1374         uint32_t *msg, num_buffers;
1375         struct amdgpu_bo *bo;
1376         uint64_t start, end;
1377         unsigned int i;
1378         void *ptr;
1379         int r;
1380
1381         addr &= AMDGPU_GMC_HOLE_MASK;
1382         r = amdgpu_cs_find_mapping(p, addr, &bo, &map);
1383         if (r) {
1384                 DRM_ERROR("Can't find BO for addr 0x%08llx\n", addr);
1385                 return r;
1386         }
1387
1388         start = map->start * AMDGPU_GPU_PAGE_SIZE;
1389         end = (map->last + 1) * AMDGPU_GPU_PAGE_SIZE;
1390         if (addr & 0x7) {
1391                 DRM_ERROR("VCN messages must be 8 byte aligned!\n");
1392                 return -EINVAL;
1393         }
1394
1395         bo->flags |= AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
1396         amdgpu_bo_placement_from_domain(bo, bo->allowed_domains);
1397         r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
1398         if (r) {
1399                 DRM_ERROR("Failed validating the VCN message BO (%d)!\n", r);
1400                 return r;
1401         }
1402
1403         r = amdgpu_bo_kmap(bo, &ptr);
1404         if (r) {
1405                 DRM_ERROR("Failed mapping the VCN message (%d)!\n", r);
1406                 return r;
1407         }
1408
1409         msg = ptr + addr - start;
1410
1411         /* Check length */
1412         if (msg[1] > end - addr) {
1413                 r = -EINVAL;
1414                 goto out;
1415         }
1416
1417         if (msg[3] != RDECODE_MSG_CREATE)
1418                 goto out;
1419
1420         num_buffers = msg[2];
1421         for (i = 0, msg = &msg[6]; i < num_buffers; ++i, msg += 4) {
1422                 uint32_t offset, size, *create;
1423
1424                 if (msg[0] != RDECODE_MESSAGE_CREATE)
1425                         continue;
1426
1427                 offset = msg[1];
1428                 size = msg[2];
1429
1430                 if (offset + size > end) {
1431                         r = -EINVAL;
1432                         goto out;
1433                 }
1434
1435                 create = ptr + addr + offset - start;
1436
1437                 /* H264, HEVC and VP9 can run on any instance */
1438                 if (create[0] == 0x7 || create[0] == 0x10 || create[0] == 0x11)
1439                         continue;
1440
1441                 r = vcn_v4_0_5_limit_sched(p, job);
1442                 if (r)
1443                         goto out;
1444         }
1445
1446 out:
1447         amdgpu_bo_kunmap(bo);
1448         return r;
1449 }
1450
1451 #define RADEON_VCN_ENGINE_TYPE_ENCODE                   (0x00000002)
1452 #define RADEON_VCN_ENGINE_TYPE_DECODE                   (0x00000003)
1453
1454 #define RADEON_VCN_ENGINE_INFO                          (0x30000001)
1455 #define RADEON_VCN_ENGINE_INFO_MAX_OFFSET               16
1456
1457 #define RENCODE_ENCODE_STANDARD_AV1                     2
1458 #define RENCODE_IB_PARAM_SESSION_INIT                   0x00000003
1459 #define RENCODE_IB_PARAM_SESSION_INIT_MAX_OFFSET        64
1460
1461 /* return the offset in ib if id is found, -1 otherwise
1462  * to speed up the searching we only search upto max_offset
1463  */
1464 static int vcn_v4_0_5_enc_find_ib_param(struct amdgpu_ib *ib, uint32_t id, int max_offset)
1465 {
1466         int i;
1467
1468         for (i = 0; i < ib->length_dw && i < max_offset && ib->ptr[i] >= 8; i += ib->ptr[i]/4) {
1469                 if (ib->ptr[i + 1] == id)
1470                         return i;
1471         }
1472         return -1;
1473 }
1474
1475 static int vcn_v4_0_5_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
1476                                            struct amdgpu_job *job,
1477                                            struct amdgpu_ib *ib)
1478 {
1479         struct amdgpu_ring *ring = amdgpu_job_ring(job);
1480         struct amdgpu_vcn_decode_buffer *decode_buffer;
1481         uint64_t addr;
1482         uint32_t val;
1483         int idx;
1484
1485         /* The first instance can decode anything */
1486         if (!ring->me)
1487                 return 0;
1488
1489         /* RADEON_VCN_ENGINE_INFO is at the top of ib block */
1490         idx = vcn_v4_0_5_enc_find_ib_param(ib, RADEON_VCN_ENGINE_INFO,
1491                         RADEON_VCN_ENGINE_INFO_MAX_OFFSET);
1492         if (idx < 0) /* engine info is missing */
1493                 return 0;
1494
1495         val = amdgpu_ib_get_value(ib, idx + 2); /* RADEON_VCN_ENGINE_TYPE */
1496         if (val == RADEON_VCN_ENGINE_TYPE_DECODE) {
1497                 decode_buffer = (struct amdgpu_vcn_decode_buffer *)&ib->ptr[idx + 6];
1498
1499                 if (!(decode_buffer->valid_buf_flag  & 0x1))
1500                         return 0;
1501
1502                 addr = ((u64)decode_buffer->msg_buffer_address_hi) << 32 |
1503                         decode_buffer->msg_buffer_address_lo;
1504                 return vcn_v4_0_5_dec_msg(p, job, addr);
1505         } else if (val == RADEON_VCN_ENGINE_TYPE_ENCODE) {
1506                 idx = vcn_v4_0_5_enc_find_ib_param(ib, RENCODE_IB_PARAM_SESSION_INIT,
1507                         RENCODE_IB_PARAM_SESSION_INIT_MAX_OFFSET);
1508                 if (idx >= 0 && ib->ptr[idx + 2] == RENCODE_ENCODE_STANDARD_AV1)
1509                         return vcn_v4_0_5_limit_sched(p, job);
1510         }
1511         return 0;
1512 }
1513
1514 static const struct amdgpu_ring_funcs vcn_v4_0_5_unified_ring_vm_funcs = {
1515         .type = AMDGPU_RING_TYPE_VCN_ENC,
1516         .align_mask = 0x3f,
1517         .nop = VCN_ENC_CMD_NO_OP,
1518         .get_rptr = vcn_v4_0_5_unified_ring_get_rptr,
1519         .get_wptr = vcn_v4_0_5_unified_ring_get_wptr,
1520         .set_wptr = vcn_v4_0_5_unified_ring_set_wptr,
1521         .patch_cs_in_place = vcn_v4_0_5_ring_patch_cs_in_place,
1522         .emit_frame_size =
1523                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1524                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1525                 4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
1526                 5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
1527                 1, /* vcn_v2_0_enc_ring_insert_end */
1528         .emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
1529         .emit_ib = vcn_v2_0_enc_ring_emit_ib,
1530         .emit_fence = vcn_v2_0_enc_ring_emit_fence,
1531         .emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
1532         .test_ring = amdgpu_vcn_enc_ring_test_ring,
1533         .test_ib = amdgpu_vcn_unified_ring_test_ib,
1534         .insert_nop = amdgpu_ring_insert_nop,
1535         .insert_end = vcn_v2_0_enc_ring_insert_end,
1536         .pad_ib = amdgpu_ring_generic_pad_ib,
1537         .begin_use = amdgpu_vcn_ring_begin_use,
1538         .end_use = amdgpu_vcn_ring_end_use,
1539         .emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
1540         .emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
1541         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1542 };
1543
1544 /**
1545  * vcn_v4_0_5_set_unified_ring_funcs - set unified ring functions
1546  *
1547  * @adev: amdgpu_device pointer
1548  *
1549  * Set unified ring functions
1550  */
1551 static void vcn_v4_0_5_set_unified_ring_funcs(struct amdgpu_device *adev)
1552 {
1553         int i;
1554
1555         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1556                 if (adev->vcn.harvest_config & (1 << i))
1557                         continue;
1558
1559                 adev->vcn.inst[i].ring_enc[0].funcs = &vcn_v4_0_5_unified_ring_vm_funcs;
1560                 adev->vcn.inst[i].ring_enc[0].me = i;
1561
1562                 DRM_INFO("VCN(%d) encode/decode are enabled in VM mode\n", i);
1563         }
1564 }
1565
1566 /**
1567  * vcn_v4_0_5_is_idle - check VCN block is idle
1568  *
1569  * @handle: amdgpu_device pointer
1570  *
1571  * Check whether VCN block is idle
1572  */
1573 static bool vcn_v4_0_5_is_idle(void *handle)
1574 {
1575         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1576         int i, ret = 1;
1577
1578         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1579                 if (adev->vcn.harvest_config & (1 << i))
1580                         continue;
1581
1582                 ret &= (RREG32_SOC15(VCN, i, regUVD_STATUS) == UVD_STATUS__IDLE);
1583         }
1584
1585         return ret;
1586 }
1587
1588 /**
1589  * vcn_v4_0_5_wait_for_idle - wait for VCN block idle
1590  *
1591  * @handle: amdgpu_device pointer
1592  *
1593  * Wait for VCN block idle
1594  */
1595 static int vcn_v4_0_5_wait_for_idle(void *handle)
1596 {
1597         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1598         int i, ret = 0;
1599
1600         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1601                 if (adev->vcn.harvest_config & (1 << i))
1602                         continue;
1603
1604                 ret = SOC15_WAIT_ON_RREG(VCN, i, regUVD_STATUS, UVD_STATUS__IDLE,
1605                         UVD_STATUS__IDLE);
1606                 if (ret)
1607                         return ret;
1608         }
1609
1610         return ret;
1611 }
1612
1613 /**
1614  * vcn_v4_0_5_set_clockgating_state - set VCN block clockgating state
1615  *
1616  * @handle: amdgpu_device pointer
1617  * @state: clock gating state
1618  *
1619  * Set VCN block clockgating state
1620  */
1621 static int vcn_v4_0_5_set_clockgating_state(void *handle, enum amd_clockgating_state state)
1622 {
1623         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1624         bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
1625         int i;
1626
1627         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1628                 if (adev->vcn.harvest_config & (1 << i))
1629                         continue;
1630
1631                 if (enable) {
1632                         if (RREG32_SOC15(VCN, i, regUVD_STATUS) != UVD_STATUS__IDLE)
1633                                 return -EBUSY;
1634                         vcn_v4_0_5_enable_clock_gating(adev, i);
1635                 } else {
1636                         vcn_v4_0_5_disable_clock_gating(adev, i);
1637                 }
1638         }
1639
1640         return 0;
1641 }
1642
1643 /**
1644  * vcn_v4_0_5_set_powergating_state - set VCN block powergating state
1645  *
1646  * @handle: amdgpu_device pointer
1647  * @state: power gating state
1648  *
1649  * Set VCN block powergating state
1650  */
1651 static int vcn_v4_0_5_set_powergating_state(void *handle, enum amd_powergating_state state)
1652 {
1653         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1654         int ret;
1655
1656         if (state == adev->vcn.cur_state)
1657                 return 0;
1658
1659         if (state == AMD_PG_STATE_GATE)
1660                 ret = vcn_v4_0_5_stop(adev);
1661         else
1662                 ret = vcn_v4_0_5_start(adev);
1663
1664         if (!ret)
1665                 adev->vcn.cur_state = state;
1666
1667         return ret;
1668 }
1669
1670 /**
1671  * vcn_v4_0_5_process_interrupt - process VCN block interrupt
1672  *
1673  * @adev: amdgpu_device pointer
1674  * @source: interrupt sources
1675  * @entry: interrupt entry from clients and sources
1676  *
1677  * Process VCN block interrupt
1678  */
1679 static int vcn_v4_0_5_process_interrupt(struct amdgpu_device *adev, struct amdgpu_irq_src *source,
1680                 struct amdgpu_iv_entry *entry)
1681 {
1682         uint32_t ip_instance;
1683
1684         switch (entry->client_id) {
1685         case SOC15_IH_CLIENTID_VCN:
1686                 ip_instance = 0;
1687                 break;
1688         case SOC15_IH_CLIENTID_VCN1:
1689                 ip_instance = 1;
1690                 break;
1691         default:
1692                 DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
1693                 return 0;
1694         }
1695
1696         DRM_DEBUG("IH: VCN TRAP\n");
1697
1698         switch (entry->src_id) {
1699         case VCN_4_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
1700                 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
1701                 break;
1702         case VCN_4_0__SRCID_UVD_POISON:
1703                 amdgpu_vcn_process_poison_irq(adev, source, entry);
1704                 break;
1705         default:
1706                 DRM_ERROR("Unhandled interrupt: %d %d\n",
1707                           entry->src_id, entry->src_data[0]);
1708                 break;
1709         }
1710
1711         return 0;
1712 }
1713
1714 static const struct amdgpu_irq_src_funcs vcn_v4_0_5_irq_funcs = {
1715         .process = vcn_v4_0_5_process_interrupt,
1716 };
1717
1718 /**
1719  * vcn_v4_0_5_set_irq_funcs - set VCN block interrupt irq functions
1720  *
1721  * @adev: amdgpu_device pointer
1722  *
1723  * Set VCN block interrupt irq functions
1724  */
1725 static void vcn_v4_0_5_set_irq_funcs(struct amdgpu_device *adev)
1726 {
1727         int i;
1728
1729         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1730                 if (adev->vcn.harvest_config & (1 << i))
1731                         continue;
1732
1733                 adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
1734                 adev->vcn.inst[i].irq.funcs = &vcn_v4_0_5_irq_funcs;
1735         }
1736 }
1737
1738 static const struct amd_ip_funcs vcn_v4_0_5_ip_funcs = {
1739         .name = "vcn_v4_0_5",
1740         .early_init = vcn_v4_0_5_early_init,
1741         .late_init = NULL,
1742         .sw_init = vcn_v4_0_5_sw_init,
1743         .sw_fini = vcn_v4_0_5_sw_fini,
1744         .hw_init = vcn_v4_0_5_hw_init,
1745         .hw_fini = vcn_v4_0_5_hw_fini,
1746         .suspend = vcn_v4_0_5_suspend,
1747         .resume = vcn_v4_0_5_resume,
1748         .is_idle = vcn_v4_0_5_is_idle,
1749         .wait_for_idle = vcn_v4_0_5_wait_for_idle,
1750         .check_soft_reset = NULL,
1751         .pre_soft_reset = NULL,
1752         .soft_reset = NULL,
1753         .post_soft_reset = NULL,
1754         .set_clockgating_state = vcn_v4_0_5_set_clockgating_state,
1755         .set_powergating_state = vcn_v4_0_5_set_powergating_state,
1756         .dump_ip_state = NULL,
1757         .print_ip_state = NULL,
1758 };
1759
1760 const struct amdgpu_ip_block_version vcn_v4_0_5_ip_block = {
1761         .type = AMD_IP_BLOCK_TYPE_VCN,
1762         .major = 4,
1763         .minor = 0,
1764         .rev = 5,
1765         .funcs = &vcn_v4_0_5_ip_funcs,
1766 };
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