1/* 2 * Copyright 2016 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 26#include "amdgpu.h" 27#include "amdgpu_cs.h" 28#include "amdgpu_vcn.h" 29#include "amdgpu_pm.h" 30#include "soc15.h" 31#include "soc15d.h" 32#include "soc15_common.h" 33 34#include "vcn/vcn_1_0_offset.h" 35#include "vcn/vcn_1_0_sh_mask.h" 36#include "mmhub/mmhub_9_1_offset.h" 37#include "mmhub/mmhub_9_1_sh_mask.h" 38 39#include "ivsrcid/vcn/irqsrcs_vcn_1_0.h" 40#include "jpeg_v1_0.h" 41#include "vcn_v1_0.h" 42 43#define mmUVD_RBC_XX_IB_REG_CHECK_1_0 0x05ab 44#define mmUVD_RBC_XX_IB_REG_CHECK_1_0_BASE_IDX 1 45#define mmUVD_REG_XX_MASK_1_0 0x05ac 46#define mmUVD_REG_XX_MASK_1_0_BASE_IDX 1 47 48static int vcn_v1_0_stop(struct amdgpu_device *adev); 49static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev); 50static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev); 51static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev); 52static int vcn_v1_0_set_powergating_state(void *handle, enum amd_powergating_state state); 53static int vcn_v1_0_pause_dpg_mode(struct amdgpu_device *adev, 54 int inst_idx, struct dpg_pause_state *new_state); 55 56static void vcn_v1_0_idle_work_handler(struct work_struct *work); 57static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring); 58 59/** 60 * vcn_v1_0_early_init - set function pointers and load microcode 61 * 62 * @handle: amdgpu_device pointer 63 * 64 * Set ring and irq function pointers 65 * Load microcode from filesystem 66 */ 67static int vcn_v1_0_early_init(void *handle) 68{ 69 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 70 71 adev->vcn.num_enc_rings = 2; 72 73 vcn_v1_0_set_dec_ring_funcs(adev); 74 vcn_v1_0_set_enc_ring_funcs(adev); 75 vcn_v1_0_set_irq_funcs(adev); 76 77 jpeg_v1_0_early_init(handle); 78 79 return amdgpu_vcn_early_init(adev); 80} 81 82/** 83 * vcn_v1_0_sw_init - sw init for VCN block 84 * 85 * @handle: amdgpu_device pointer 86 * 87 * Load firmware and sw initialization 88 */ 89static int vcn_v1_0_sw_init(void *handle) 90{ 91 struct amdgpu_ring *ring; 92 int i, r; 93 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 94 95 /* VCN DEC TRAP */ 96 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, 97 VCN_1_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst->irq); 98 if (r) 99 return r; 100 101 /* VCN ENC TRAP */ 102 for (i = 0; i < adev->vcn.num_enc_rings; ++i) { 103 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, i + VCN_1_0__SRCID__UVD_ENC_GENERAL_PURPOSE, 104 &adev->vcn.inst->irq); 105 if (r) 106 return r; 107 } 108 109 r = amdgpu_vcn_sw_init(adev); 110 if (r) 111 return r; 112 113 /* Override the work func */ 114 adev->vcn.idle_work.work.func = vcn_v1_0_idle_work_handler; 115 116 amdgpu_vcn_setup_ucode(adev); 117 118 r = amdgpu_vcn_resume(adev); 119 if (r) 120 return r; 121 122 ring = &adev->vcn.inst->ring_dec; 123 ring->vm_hub = AMDGPU_MMHUB0(0); 124 sprintf(ring->name, "vcn_dec"); 125 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0, 126 AMDGPU_RING_PRIO_DEFAULT, NULL); 127 if (r) 128 return r; 129 130 adev->vcn.internal.scratch9 = adev->vcn.inst->external.scratch9 = 131 SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9); 132 adev->vcn.internal.data0 = adev->vcn.inst->external.data0 = 133 SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0); 134 adev->vcn.internal.data1 = adev->vcn.inst->external.data1 = 135 SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1); 136 adev->vcn.internal.cmd = adev->vcn.inst->external.cmd = 137 SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD); 138 adev->vcn.internal.nop = adev->vcn.inst->external.nop = 139 SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP); 140 141 for (i = 0; i < adev->vcn.num_enc_rings; ++i) { 142 enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(i); 143 144 ring = &adev->vcn.inst->ring_enc[i]; 145 ring->vm_hub = AMDGPU_MMHUB0(0); 146 sprintf(ring->name, "vcn_enc%d", i); 147 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0, 148 hw_prio, NULL); 149 if (r) 150 return r; 151 } 152 153 adev->vcn.pause_dpg_mode = vcn_v1_0_pause_dpg_mode; 154 155 if (amdgpu_vcnfw_log) { 156 volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared.cpu_addr; 157 158 fw_shared->present_flag_0 = 0; 159 amdgpu_vcn_fwlog_init(adev->vcn.inst); 160 } 161 162 r = jpeg_v1_0_sw_init(handle); 163 164 return r; 165} 166 167/** 168 * vcn_v1_0_sw_fini - sw fini for VCN block 169 * 170 * @handle: amdgpu_device pointer 171 * 172 * VCN suspend and free up sw allocation 173 */ 174static int vcn_v1_0_sw_fini(void *handle) 175{ 176 int r; 177 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 178 179 r = amdgpu_vcn_suspend(adev); 180 if (r) 181 return r; 182 183 jpeg_v1_0_sw_fini(handle); 184 185 r = amdgpu_vcn_sw_fini(adev); 186 187 return r; 188} 189 190/** 191 * vcn_v1_0_hw_init - start and test VCN block 192 * 193 * @handle: amdgpu_device pointer 194 * 195 * Initialize the hardware, boot up the VCPU and do some testing 196 */ 197static int vcn_v1_0_hw_init(void *handle) 198{ 199 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 200 struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec; 201 int i, r; 202 203 r = amdgpu_ring_test_helper(ring); 204 if (r) 205 goto done; 206 207 for (i = 0; i < adev->vcn.num_enc_rings; ++i) { 208 ring = &adev->vcn.inst->ring_enc[i]; 209 r = amdgpu_ring_test_helper(ring); 210 if (r) 211 goto done; 212 } 213 214 ring = adev->jpeg.inst->ring_dec; 215 r = amdgpu_ring_test_helper(ring); 216 if (r) 217 goto done; 218 219done: 220 if (!r) 221 DRM_INFO("VCN decode and encode initialized successfully(under %s).\n", 222 (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode"); 223 224 return r; 225} 226 227/** 228 * vcn_v1_0_hw_fini - stop the hardware block 229 * 230 * @handle: amdgpu_device pointer 231 * 232 * Stop the VCN block, mark ring as not ready any more 233 */ 234static int vcn_v1_0_hw_fini(void *handle) 235{ 236 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 237 238 cancel_delayed_work_sync(&adev->vcn.idle_work); 239 240 if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) || 241 (adev->vcn.cur_state != AMD_PG_STATE_GATE && 242 RREG32_SOC15(VCN, 0, mmUVD_STATUS))) { 243 vcn_v1_0_set_powergating_state(adev, AMD_PG_STATE_GATE); 244 } 245 246 return 0; 247} 248 249/** 250 * vcn_v1_0_suspend - suspend VCN block 251 * 252 * @handle: amdgpu_device pointer 253 * 254 * HW fini and suspend VCN block 255 */ 256static int vcn_v1_0_suspend(void *handle) 257{ 258 int r; 259 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 260 bool idle_work_unexecuted; 261 262 idle_work_unexecuted = cancel_delayed_work_sync(&adev->vcn.idle_work); 263 if (idle_work_unexecuted) { 264 if (adev->pm.dpm_enabled) 265 amdgpu_dpm_enable_uvd(adev, false); 266 } 267 268 r = vcn_v1_0_hw_fini(adev); 269 if (r) 270 return r; 271 272 r = amdgpu_vcn_suspend(adev); 273 274 return r; 275} 276 277/** 278 * vcn_v1_0_resume - resume VCN block 279 * 280 * @handle: amdgpu_device pointer 281 * 282 * Resume firmware and hw init VCN block 283 */ 284static int vcn_v1_0_resume(void *handle) 285{ 286 int r; 287 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 288 289 r = amdgpu_vcn_resume(adev); 290 if (r) 291 return r; 292 293 r = vcn_v1_0_hw_init(adev); 294 295 return r; 296} 297 298/** 299 * vcn_v1_0_mc_resume_spg_mode - memory controller programming 300 * 301 * @adev: amdgpu_device pointer 302 * 303 * Let the VCN memory controller know it's offsets 304 */ 305static void vcn_v1_0_mc_resume_spg_mode(struct amdgpu_device *adev) 306{ 307 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[0]->size + 4); 308 uint32_t offset; 309 310 /* cache window 0: fw */ 311 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 312 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 313 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo)); 314 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 315 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi)); 316 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0); 317 offset = 0; 318 } else { 319 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 320 lower_32_bits(adev->vcn.inst->gpu_addr)); 321 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 322 upper_32_bits(adev->vcn.inst->gpu_addr)); 323 offset = size; 324 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 325 AMDGPU_UVD_FIRMWARE_OFFSET >> 3); 326 } 327 328 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size); 329 330 /* cache window 1: stack */ 331 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW, 332 lower_32_bits(adev->vcn.inst->gpu_addr + offset)); 333 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH, 334 upper_32_bits(adev->vcn.inst->gpu_addr + offset)); 335 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0); 336 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE); 337 338 /* cache window 2: context */ 339 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW, 340 lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE)); 341 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH, 342 upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE)); 343 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0); 344 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE); 345 346 WREG32_SOC15(UVD, 0, mmUVD_UDEC_ADDR_CONFIG, 347 adev->gfx.config.gb_addr_config); 348 WREG32_SOC15(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG, 349 adev->gfx.config.gb_addr_config); 350 WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG, 351 adev->gfx.config.gb_addr_config); 352 WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG, 353 adev->gfx.config.gb_addr_config); 354 WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG, 355 adev->gfx.config.gb_addr_config); 356 WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG, 357 adev->gfx.config.gb_addr_config); 358 WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG, 359 adev->gfx.config.gb_addr_config); 360 WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG, 361 adev->gfx.config.gb_addr_config); 362 WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG, 363 adev->gfx.config.gb_addr_config); 364 WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG, 365 adev->gfx.config.gb_addr_config); 366 WREG32_SOC15(UVD, 0, mmUVD_JPEG_ADDR_CONFIG, 367 adev->gfx.config.gb_addr_config); 368 WREG32_SOC15(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG, 369 adev->gfx.config.gb_addr_config); 370} 371 372static void vcn_v1_0_mc_resume_dpg_mode(struct amdgpu_device *adev) 373{ 374 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[0]->size + 4); 375 uint32_t offset; 376 377 /* cache window 0: fw */ 378 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 379 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 380 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo), 381 0xFFFFFFFF, 0); 382 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 383 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi), 384 0xFFFFFFFF, 0); 385 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0, 386 0xFFFFFFFF, 0); 387 offset = 0; 388 } else { 389 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 390 lower_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0); 391 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 392 upper_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0); 393 offset = size; 394 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 395 AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0xFFFFFFFF, 0); 396 } 397 398 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size, 0xFFFFFFFF, 0); 399 400 /* cache window 1: stack */ 401 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW, 402 lower_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0); 403 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH, 404 upper_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0); 405 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0, 406 0xFFFFFFFF, 0); 407 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE, 408 0xFFFFFFFF, 0); 409 410 /* cache window 2: context */ 411 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW, 412 lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 413 0xFFFFFFFF, 0); 414 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH, 415 upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 416 0xFFFFFFFF, 0); 417 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0, 0xFFFFFFFF, 0); 418 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE, 419 0xFFFFFFFF, 0); 420 421 /* VCN global tiling registers */ 422 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_ADDR_CONFIG, 423 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 424 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG, 425 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 426 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG, 427 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 428 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG, 429 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 430 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG, 431 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 432 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG, 433 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 434 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG, 435 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 436 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG, 437 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 438 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG, 439 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 440 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG, 441 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 442} 443 444/** 445 * vcn_v1_0_disable_clock_gating - disable VCN clock gating 446 * 447 * @adev: amdgpu_device pointer 448 * 449 * Disable clock gating for VCN block 450 */ 451static void vcn_v1_0_disable_clock_gating(struct amdgpu_device *adev) 452{ 453 uint32_t data; 454 455 /* JPEG disable CGC */ 456 data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL); 457 458 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 459 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 460 else 461 data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE_MASK; 462 463 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 464 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 465 WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data); 466 467 data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE); 468 data &= ~(JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK); 469 WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data); 470 471 /* UVD disable CGC */ 472 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 473 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 474 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 475 else 476 data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK; 477 478 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 479 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 480 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 481 482 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_GATE); 483 data &= ~(UVD_CGC_GATE__SYS_MASK 484 | UVD_CGC_GATE__UDEC_MASK 485 | UVD_CGC_GATE__MPEG2_MASK 486 | UVD_CGC_GATE__REGS_MASK 487 | UVD_CGC_GATE__RBC_MASK 488 | UVD_CGC_GATE__LMI_MC_MASK 489 | UVD_CGC_GATE__LMI_UMC_MASK 490 | UVD_CGC_GATE__IDCT_MASK 491 | UVD_CGC_GATE__MPRD_MASK 492 | UVD_CGC_GATE__MPC_MASK 493 | UVD_CGC_GATE__LBSI_MASK 494 | UVD_CGC_GATE__LRBBM_MASK 495 | UVD_CGC_GATE__UDEC_RE_MASK 496 | UVD_CGC_GATE__UDEC_CM_MASK 497 | UVD_CGC_GATE__UDEC_IT_MASK 498 | UVD_CGC_GATE__UDEC_DB_MASK 499 | UVD_CGC_GATE__UDEC_MP_MASK 500 | UVD_CGC_GATE__WCB_MASK 501 | UVD_CGC_GATE__VCPU_MASK 502 | UVD_CGC_GATE__SCPU_MASK); 503 WREG32_SOC15(VCN, 0, mmUVD_CGC_GATE, data); 504 505 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 506 data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK 507 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK 508 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK 509 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK 510 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK 511 | UVD_CGC_CTRL__SYS_MODE_MASK 512 | UVD_CGC_CTRL__UDEC_MODE_MASK 513 | UVD_CGC_CTRL__MPEG2_MODE_MASK 514 | UVD_CGC_CTRL__REGS_MODE_MASK 515 | UVD_CGC_CTRL__RBC_MODE_MASK 516 | UVD_CGC_CTRL__LMI_MC_MODE_MASK 517 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK 518 | UVD_CGC_CTRL__IDCT_MODE_MASK 519 | UVD_CGC_CTRL__MPRD_MODE_MASK 520 | UVD_CGC_CTRL__MPC_MODE_MASK 521 | UVD_CGC_CTRL__LBSI_MODE_MASK 522 | UVD_CGC_CTRL__LRBBM_MODE_MASK 523 | UVD_CGC_CTRL__WCB_MODE_MASK 524 | UVD_CGC_CTRL__VCPU_MODE_MASK 525 | UVD_CGC_CTRL__SCPU_MODE_MASK); 526 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 527 528 /* turn on */ 529 data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE); 530 data |= (UVD_SUVD_CGC_GATE__SRE_MASK 531 | UVD_SUVD_CGC_GATE__SIT_MASK 532 | UVD_SUVD_CGC_GATE__SMP_MASK 533 | UVD_SUVD_CGC_GATE__SCM_MASK 534 | UVD_SUVD_CGC_GATE__SDB_MASK 535 | UVD_SUVD_CGC_GATE__SRE_H264_MASK 536 | UVD_SUVD_CGC_GATE__SRE_HEVC_MASK 537 | UVD_SUVD_CGC_GATE__SIT_H264_MASK 538 | UVD_SUVD_CGC_GATE__SIT_HEVC_MASK 539 | UVD_SUVD_CGC_GATE__SCM_H264_MASK 540 | UVD_SUVD_CGC_GATE__SCM_HEVC_MASK 541 | UVD_SUVD_CGC_GATE__SDB_H264_MASK 542 | UVD_SUVD_CGC_GATE__SDB_HEVC_MASK 543 | UVD_SUVD_CGC_GATE__SCLR_MASK 544 | UVD_SUVD_CGC_GATE__UVD_SC_MASK 545 | UVD_SUVD_CGC_GATE__ENT_MASK 546 | UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK 547 | UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK 548 | UVD_SUVD_CGC_GATE__SITE_MASK 549 | UVD_SUVD_CGC_GATE__SRE_VP9_MASK 550 | UVD_SUVD_CGC_GATE__SCM_VP9_MASK 551 | UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK 552 | UVD_SUVD_CGC_GATE__SDB_VP9_MASK 553 | UVD_SUVD_CGC_GATE__IME_HEVC_MASK); 554 WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE, data); 555 556 data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL); 557 data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK 558 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK 559 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK 560 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK 561 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK 562 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK 563 | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK 564 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK 565 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK 566 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK); 567 WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data); 568} 569 570/** 571 * vcn_v1_0_enable_clock_gating - enable VCN clock gating 572 * 573 * @adev: amdgpu_device pointer 574 * 575 * Enable clock gating for VCN block 576 */ 577static void vcn_v1_0_enable_clock_gating(struct amdgpu_device *adev) 578{ 579 uint32_t data = 0; 580 581 /* enable JPEG CGC */ 582 data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL); 583 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 584 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 585 else 586 data |= 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 587 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 588 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 589 WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data); 590 591 data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE); 592 data |= (JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK); 593 WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data); 594 595 /* enable UVD CGC */ 596 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 597 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 598 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 599 else 600 data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 601 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 602 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 603 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 604 605 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 606 data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK 607 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK 608 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK 609 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK 610 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK 611 | UVD_CGC_CTRL__SYS_MODE_MASK 612 | UVD_CGC_CTRL__UDEC_MODE_MASK 613 | UVD_CGC_CTRL__MPEG2_MODE_MASK 614 | UVD_CGC_CTRL__REGS_MODE_MASK 615 | UVD_CGC_CTRL__RBC_MODE_MASK 616 | UVD_CGC_CTRL__LMI_MC_MODE_MASK 617 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK 618 | UVD_CGC_CTRL__IDCT_MODE_MASK 619 | UVD_CGC_CTRL__MPRD_MODE_MASK 620 | UVD_CGC_CTRL__MPC_MODE_MASK 621 | UVD_CGC_CTRL__LBSI_MODE_MASK 622 | UVD_CGC_CTRL__LRBBM_MODE_MASK 623 | UVD_CGC_CTRL__WCB_MODE_MASK 624 | UVD_CGC_CTRL__VCPU_MODE_MASK 625 | UVD_CGC_CTRL__SCPU_MODE_MASK); 626 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 627 628 data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL); 629 data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK 630 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK 631 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK 632 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK 633 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK 634 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK 635 | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK 636 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK 637 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK 638 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK); 639 WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data); 640} 641 642static void vcn_v1_0_clock_gating_dpg_mode(struct amdgpu_device *adev, uint8_t sram_sel) 643{ 644 uint32_t reg_data = 0; 645 646 /* disable JPEG CGC */ 647 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 648 reg_data = 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 649 else 650 reg_data = 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 651 reg_data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 652 reg_data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 653 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel); 654 655 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_GATE, 0, 0xFFFFFFFF, sram_sel); 656 657 /* enable sw clock gating control */ 658 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 659 reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 660 else 661 reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 662 reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 663 reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 664 reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK | 665 UVD_CGC_CTRL__UDEC_CM_MODE_MASK | 666 UVD_CGC_CTRL__UDEC_IT_MODE_MASK | 667 UVD_CGC_CTRL__UDEC_DB_MODE_MASK | 668 UVD_CGC_CTRL__UDEC_MP_MODE_MASK | 669 UVD_CGC_CTRL__SYS_MODE_MASK | 670 UVD_CGC_CTRL__UDEC_MODE_MASK | 671 UVD_CGC_CTRL__MPEG2_MODE_MASK | 672 UVD_CGC_CTRL__REGS_MODE_MASK | 673 UVD_CGC_CTRL__RBC_MODE_MASK | 674 UVD_CGC_CTRL__LMI_MC_MODE_MASK | 675 UVD_CGC_CTRL__LMI_UMC_MODE_MASK | 676 UVD_CGC_CTRL__IDCT_MODE_MASK | 677 UVD_CGC_CTRL__MPRD_MODE_MASK | 678 UVD_CGC_CTRL__MPC_MODE_MASK | 679 UVD_CGC_CTRL__LBSI_MODE_MASK | 680 UVD_CGC_CTRL__LRBBM_MODE_MASK | 681 UVD_CGC_CTRL__WCB_MODE_MASK | 682 UVD_CGC_CTRL__VCPU_MODE_MASK | 683 UVD_CGC_CTRL__SCPU_MODE_MASK); 684 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel); 685 686 /* turn off clock gating */ 687 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_GATE, 0, 0xFFFFFFFF, sram_sel); 688 689 /* turn on SUVD clock gating */ 690 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_GATE, 1, 0xFFFFFFFF, sram_sel); 691 692 /* turn on sw mode in UVD_SUVD_CGC_CTRL */ 693 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_CTRL, 0, 0xFFFFFFFF, sram_sel); 694} 695 696static void vcn_1_0_disable_static_power_gating(struct amdgpu_device *adev) 697{ 698 uint32_t data = 0; 699 700 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { 701 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 702 | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 703 | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 704 | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 705 | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 706 | 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT 707 | 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT 708 | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 709 | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 710 | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT 711 | 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT); 712 713 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data); 714 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON, 0xFFFFFF); 715 } else { 716 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 717 | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 718 | 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 719 | 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 720 | 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 721 | 1 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT 722 | 1 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT 723 | 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 724 | 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 725 | 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT 726 | 1 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT); 727 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data); 728 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, 0, 0xFFFFFFFF); 729 } 730 731 /* polling UVD_PGFSM_STATUS to confirm UVDM_PWR_STATUS , UVDU_PWR_STATUS are 0 (power on) */ 732 733 data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS); 734 data &= ~0x103; 735 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) 736 data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON | UVD_POWER_STATUS__UVD_PG_EN_MASK; 737 738 WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data); 739} 740 741static void vcn_1_0_enable_static_power_gating(struct amdgpu_device *adev) 742{ 743 uint32_t data = 0; 744 745 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { 746 /* Before power off, this indicator has to be turned on */ 747 data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS); 748 data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK; 749 data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF; 750 WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data); 751 752 753 data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 754 | 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 755 | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 756 | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 757 | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 758 | 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT 759 | 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT 760 | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 761 | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 762 | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT 763 | 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT); 764 765 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data); 766 767 data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT 768 | 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT 769 | 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT 770 | 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT 771 | 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT 772 | 2 << UVD_PGFSM_STATUS__UVDIL_PWR_STATUS__SHIFT 773 | 2 << UVD_PGFSM_STATUS__UVDIR_PWR_STATUS__SHIFT 774 | 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT 775 | 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT 776 | 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT 777 | 2 << UVD_PGFSM_STATUS__UVDW_PWR_STATUS__SHIFT); 778 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, data, 0xFFFFFFFF); 779 } 780} 781 782/** 783 * vcn_v1_0_start_spg_mode - start VCN block 784 * 785 * @adev: amdgpu_device pointer 786 * 787 * Setup and start the VCN block 788 */ 789static int vcn_v1_0_start_spg_mode(struct amdgpu_device *adev) 790{ 791 struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec; 792 uint32_t rb_bufsz, tmp; 793 uint32_t lmi_swap_cntl; 794 int i, j, r; 795 796 /* disable byte swapping */ 797 lmi_swap_cntl = 0; 798 799 vcn_1_0_disable_static_power_gating(adev); 800 801 tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY; 802 WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp); 803 804 /* disable clock gating */ 805 vcn_v1_0_disable_clock_gating(adev); 806 807 /* disable interupt */ 808 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0, 809 ~UVD_MASTINT_EN__VCPU_EN_MASK); 810 811 /* initialize VCN memory controller */ 812 tmp = RREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL); 813 WREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL, tmp | 814 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 815 UVD_LMI_CTRL__MASK_MC_URGENT_MASK | 816 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 817 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK); 818 819#ifdef __BIG_ENDIAN 820 /* swap (8 in 32) RB and IB */ 821 lmi_swap_cntl = 0xa; 822#endif 823 WREG32_SOC15(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl); 824 825 tmp = RREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL); 826 tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK; 827 tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT; 828 WREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL, tmp); 829 830 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA0, 831 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) | 832 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) | 833 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) | 834 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT))); 835 836 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXB0, 837 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) | 838 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) | 839 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) | 840 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT))); 841 842 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUX, 843 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) | 844 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) | 845 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT))); 846 847 vcn_v1_0_mc_resume_spg_mode(adev); 848 849 WREG32_SOC15(UVD, 0, mmUVD_REG_XX_MASK_1_0, 0x10); 850 WREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0, 851 RREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0) | 0x3); 852 853 /* enable VCPU clock */ 854 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CNTL, UVD_VCPU_CNTL__CLK_EN_MASK); 855 856 /* boot up the VCPU */ 857 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0, 858 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 859 860 /* enable UMC */ 861 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0, 862 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 863 864 tmp = RREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET); 865 tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK; 866 tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK; 867 WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET, tmp); 868 869 for (i = 0; i < 10; ++i) { 870 uint32_t status; 871 872 for (j = 0; j < 100; ++j) { 873 status = RREG32_SOC15(UVD, 0, mmUVD_STATUS); 874 if (status & UVD_STATUS__IDLE) 875 break; 876 mdelay(10); 877 } 878 r = 0; 879 if (status & UVD_STATUS__IDLE) 880 break; 881 882 DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n"); 883 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 884 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK, 885 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 886 mdelay(10); 887 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0, 888 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 889 mdelay(10); 890 r = -1; 891 } 892 893 if (r) { 894 DRM_ERROR("VCN decode not responding, giving up!!!\n"); 895 return r; 896 } 897 /* enable master interrupt */ 898 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 899 UVD_MASTINT_EN__VCPU_EN_MASK, ~UVD_MASTINT_EN__VCPU_EN_MASK); 900 901 /* enable system interrupt for JRBC, TODO: move to set interrupt*/ 902 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SYS_INT_EN), 903 UVD_SYS_INT_EN__UVD_JRBC_EN_MASK, 904 ~UVD_SYS_INT_EN__UVD_JRBC_EN_MASK); 905 906 /* clear the busy bit of UVD_STATUS */ 907 tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) & ~UVD_STATUS__UVD_BUSY; 908 WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp); 909 910 /* force RBC into idle state */ 911 rb_bufsz = order_base_2(ring->ring_size); 912 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); 913 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); 914 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 915 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); 916 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); 917 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp); 918 919 /* set the write pointer delay */ 920 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0); 921 922 /* set the wb address */ 923 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR, 924 (upper_32_bits(ring->gpu_addr) >> 2)); 925 926 /* program the RB_BASE for ring buffer */ 927 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW, 928 lower_32_bits(ring->gpu_addr)); 929 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH, 930 upper_32_bits(ring->gpu_addr)); 931 932 /* Initialize the ring buffer's read and write pointers */ 933 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0); 934 935 WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0); 936 937 ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR); 938 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 939 lower_32_bits(ring->wptr)); 940 941 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0, 942 ~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK); 943 944 ring = &adev->vcn.inst->ring_enc[0]; 945 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr)); 946 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); 947 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr); 948 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr)); 949 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4); 950 951 ring = &adev->vcn.inst->ring_enc[1]; 952 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr)); 953 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); 954 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr); 955 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr)); 956 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4); 957 958 jpeg_v1_0_start(adev, 0); 959 960 return 0; 961} 962 963static int vcn_v1_0_start_dpg_mode(struct amdgpu_device *adev) 964{ 965 struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec; 966 uint32_t rb_bufsz, tmp; 967 uint32_t lmi_swap_cntl; 968 969 /* disable byte swapping */ 970 lmi_swap_cntl = 0; 971 972 vcn_1_0_enable_static_power_gating(adev); 973 974 /* enable dynamic power gating mode */ 975 tmp = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS); 976 tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK; 977 tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK; 978 WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, tmp); 979 980 /* enable clock gating */ 981 vcn_v1_0_clock_gating_dpg_mode(adev, 0); 982 983 /* enable VCPU clock */ 984 tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT); 985 tmp |= UVD_VCPU_CNTL__CLK_EN_MASK; 986 tmp |= UVD_VCPU_CNTL__MIF_WR_LOW_THRESHOLD_BP_MASK; 987 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CNTL, tmp, 0xFFFFFFFF, 0); 988 989 /* disable interupt */ 990 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN, 991 0, UVD_MASTINT_EN__VCPU_EN_MASK, 0); 992 993 /* initialize VCN memory controller */ 994 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL, 995 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) | 996 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 997 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 998 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK | 999 UVD_LMI_CTRL__REQ_MODE_MASK | 1000 UVD_LMI_CTRL__CRC_RESET_MASK | 1001 UVD_LMI_CTRL__MASK_MC_URGENT_MASK | 1002 0x00100000L, 0xFFFFFFFF, 0); 1003 1004#ifdef __BIG_ENDIAN 1005 /* swap (8 in 32) RB and IB */ 1006 lmi_swap_cntl = 0xa; 1007#endif 1008 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl, 0xFFFFFFFF, 0); 1009 1010 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_CNTL, 1011 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0xFFFFFFFF, 0); 1012 1013 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXA0, 1014 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) | 1015 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) | 1016 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) | 1017 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0xFFFFFFFF, 0); 1018 1019 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXB0, 1020 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) | 1021 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) | 1022 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) | 1023 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0xFFFFFFFF, 0); 1024 1025 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUX, 1026 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) | 1027 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) | 1028 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0xFFFFFFFF, 0); 1029 1030 vcn_v1_0_mc_resume_dpg_mode(adev); 1031 1032 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_REG_XX_MASK, 0x10, 0xFFFFFFFF, 0); 1033 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK, 0x3, 0xFFFFFFFF, 0); 1034 1035 /* boot up the VCPU */ 1036 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SOFT_RESET, 0, 0xFFFFFFFF, 0); 1037 1038 /* enable UMC */ 1039 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL2, 1040 0x1F << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT, 1041 0xFFFFFFFF, 0); 1042 1043 /* enable master interrupt */ 1044 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN, 1045 UVD_MASTINT_EN__VCPU_EN_MASK, UVD_MASTINT_EN__VCPU_EN_MASK, 0); 1046 1047 vcn_v1_0_clock_gating_dpg_mode(adev, 1); 1048 /* setup mmUVD_LMI_CTRL */ 1049 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL, 1050 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) | 1051 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 1052 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 1053 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK | 1054 UVD_LMI_CTRL__REQ_MODE_MASK | 1055 UVD_LMI_CTRL__CRC_RESET_MASK | 1056 UVD_LMI_CTRL__MASK_MC_URGENT_MASK | 1057 0x00100000L, 0xFFFFFFFF, 1); 1058 1059 tmp = adev->gfx.config.gb_addr_config; 1060 /* setup VCN global tiling registers */ 1061 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1); 1062 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1); 1063 1064 /* enable System Interrupt for JRBC */ 1065 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SYS_INT_EN, 1066 UVD_SYS_INT_EN__UVD_JRBC_EN_MASK, 0xFFFFFFFF, 1); 1067 1068 /* force RBC into idle state */ 1069 rb_bufsz = order_base_2(ring->ring_size); 1070 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); 1071 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); 1072 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 1073 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); 1074 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); 1075 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp); 1076 1077 /* set the write pointer delay */ 1078 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0); 1079 1080 /* set the wb address */ 1081 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR, 1082 (upper_32_bits(ring->gpu_addr) >> 2)); 1083 1084 /* program the RB_BASE for ring buffer */ 1085 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW, 1086 lower_32_bits(ring->gpu_addr)); 1087 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH, 1088 upper_32_bits(ring->gpu_addr)); 1089 1090 /* Initialize the ring buffer's read and write pointers */ 1091 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0); 1092 1093 WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0); 1094 1095 ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR); 1096 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 1097 lower_32_bits(ring->wptr)); 1098 1099 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0, 1100 ~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK); 1101 1102 jpeg_v1_0_start(adev, 1); 1103 1104 return 0; 1105} 1106 1107static int vcn_v1_0_start(struct amdgpu_device *adev) 1108{ 1109 return (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ? 1110 vcn_v1_0_start_dpg_mode(adev) : vcn_v1_0_start_spg_mode(adev); 1111} 1112 1113/** 1114 * vcn_v1_0_stop_spg_mode - stop VCN block 1115 * 1116 * @adev: amdgpu_device pointer 1117 * 1118 * stop the VCN block 1119 */ 1120static int vcn_v1_0_stop_spg_mode(struct amdgpu_device *adev) 1121{ 1122 int tmp; 1123 1124 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7); 1125 1126 tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK | 1127 UVD_LMI_STATUS__READ_CLEAN_MASK | 1128 UVD_LMI_STATUS__WRITE_CLEAN_MASK | 1129 UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK; 1130 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp); 1131 1132 /* stall UMC channel */ 1133 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 1134 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 1135 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 1136 1137 tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK | 1138 UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK; 1139 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp); 1140 1141 /* disable VCPU clock */ 1142 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL), 0, 1143 ~UVD_VCPU_CNTL__CLK_EN_MASK); 1144 1145 /* reset LMI UMC/LMI */ 1146 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 1147 UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK, 1148 ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK); 1149 1150 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 1151 UVD_SOFT_RESET__LMI_SOFT_RESET_MASK, 1152 ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK); 1153 1154 /* put VCPU into reset */ 1155 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 1156 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK, 1157 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 1158 1159 WREG32_SOC15(UVD, 0, mmUVD_STATUS, 0); 1160 1161 vcn_v1_0_enable_clock_gating(adev); 1162 vcn_1_0_enable_static_power_gating(adev); 1163 return 0; 1164} 1165 1166static int vcn_v1_0_stop_dpg_mode(struct amdgpu_device *adev) 1167{ 1168 uint32_t tmp; 1169 1170 /* Wait for power status to be UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF */ 1171 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1172 UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF, 1173 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1174 1175 /* wait for read ptr to be equal to write ptr */ 1176 tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR); 1177 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF); 1178 1179 tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2); 1180 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF); 1181 1182 tmp = RREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR); 1183 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_JRBC_RB_RPTR, tmp, 0xFFFFFFFF); 1184 1185 tmp = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF; 1186 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF); 1187 1188 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1189 UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF, 1190 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1191 1192 /* disable dynamic power gating mode */ 1193 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 0, 1194 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK); 1195 1196 return 0; 1197} 1198 1199static int vcn_v1_0_stop(struct amdgpu_device *adev) 1200{ 1201 int r; 1202 1203 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) 1204 r = vcn_v1_0_stop_dpg_mode(adev); 1205 else 1206 r = vcn_v1_0_stop_spg_mode(adev); 1207 1208 return r; 1209} 1210 1211static int vcn_v1_0_pause_dpg_mode(struct amdgpu_device *adev, 1212 int inst_idx, struct dpg_pause_state *new_state) 1213{ 1214 int ret_code; 1215 uint32_t reg_data = 0; 1216 uint32_t reg_data2 = 0; 1217 struct amdgpu_ring *ring; 1218 1219 /* pause/unpause if state is changed */ 1220 if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) { 1221 DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d", 1222 adev->vcn.inst[inst_idx].pause_state.fw_based, 1223 adev->vcn.inst[inst_idx].pause_state.jpeg, 1224 new_state->fw_based, new_state->jpeg); 1225 1226 reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) & 1227 (~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK); 1228 1229 if (new_state->fw_based == VCN_DPG_STATE__PAUSE) { 1230 ret_code = 0; 1231 1232 if (!(reg_data & UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK)) 1233 ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1234 UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF, 1235 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1236 1237 if (!ret_code) { 1238 /* pause DPG non-jpeg */ 1239 reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK; 1240 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data); 1241 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE, 1242 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK, 1243 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK); 1244 1245 /* Restore */ 1246 ring = &adev->vcn.inst->ring_enc[0]; 1247 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr); 1248 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr)); 1249 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4); 1250 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr)); 1251 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); 1252 1253 ring = &adev->vcn.inst->ring_enc[1]; 1254 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr); 1255 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr)); 1256 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4); 1257 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr)); 1258 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); 1259 1260 ring = &adev->vcn.inst->ring_dec; 1261 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 1262 RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF); 1263 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1264 UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, 1265 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1266 } 1267 } else { 1268 /* unpause dpg non-jpeg, no need to wait */ 1269 reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK; 1270 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data); 1271 } 1272 adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based; 1273 } 1274 1275 /* pause/unpause if state is changed */ 1276 if (adev->vcn.inst[inst_idx].pause_state.jpeg != new_state->jpeg) { 1277 DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d", 1278 adev->vcn.inst[inst_idx].pause_state.fw_based, 1279 adev->vcn.inst[inst_idx].pause_state.jpeg, 1280 new_state->fw_based, new_state->jpeg); 1281 1282 reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) & 1283 (~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK); 1284 1285 if (new_state->jpeg == VCN_DPG_STATE__PAUSE) { 1286 ret_code = 0; 1287 1288 if (!(reg_data & UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK)) 1289 ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1290 UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF, 1291 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1292 1293 if (!ret_code) { 1294 /* Make sure JPRG Snoop is disabled before sending the pause */ 1295 reg_data2 = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS); 1296 reg_data2 |= UVD_POWER_STATUS__JRBC_SNOOP_DIS_MASK; 1297 WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, reg_data2); 1298 1299 /* pause DPG jpeg */ 1300 reg_data |= UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK; 1301 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data); 1302 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE, 1303 UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK, 1304 UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK); 1305 1306 /* Restore */ 1307 ring = adev->jpeg.inst->ring_dec; 1308 WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_VMID, 0); 1309 WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL, 1310 UVD_JRBC_RB_CNTL__RB_NO_FETCH_MASK | 1311 UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK); 1312 WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW, 1313 lower_32_bits(ring->gpu_addr)); 1314 WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH, 1315 upper_32_bits(ring->gpu_addr)); 1316 WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_RPTR, ring->wptr); 1317 WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR, ring->wptr); 1318 WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL, 1319 UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK); 1320 1321 ring = &adev->vcn.inst->ring_dec; 1322 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 1323 RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF); 1324 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1325 UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, 1326 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1327 } 1328 } else { 1329 /* unpause dpg jpeg, no need to wait */ 1330 reg_data &= ~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK; 1331 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data); 1332 } 1333 adev->vcn.inst[inst_idx].pause_state.jpeg = new_state->jpeg; 1334 } 1335 1336 return 0; 1337} 1338 1339static bool vcn_v1_0_is_idle(void *handle) 1340{ 1341 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1342 1343 return (RREG32_SOC15(VCN, 0, mmUVD_STATUS) == UVD_STATUS__IDLE); 1344} 1345 1346static int vcn_v1_0_wait_for_idle(void *handle) 1347{ 1348 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1349 int ret; 1350 1351 ret = SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_STATUS, UVD_STATUS__IDLE, 1352 UVD_STATUS__IDLE); 1353 1354 return ret; 1355} 1356 1357static int vcn_v1_0_set_clockgating_state(void *handle, 1358 enum amd_clockgating_state state) 1359{ 1360 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1361 bool enable = (state == AMD_CG_STATE_GATE); 1362 1363 if (enable) { 1364 /* wait for STATUS to clear */ 1365 if (!vcn_v1_0_is_idle(handle)) 1366 return -EBUSY; 1367 vcn_v1_0_enable_clock_gating(adev); 1368 } else { 1369 /* disable HW gating and enable Sw gating */ 1370 vcn_v1_0_disable_clock_gating(adev); 1371 } 1372 return 0; 1373} 1374 1375/** 1376 * vcn_v1_0_dec_ring_get_rptr - get read pointer 1377 * 1378 * @ring: amdgpu_ring pointer 1379 * 1380 * Returns the current hardware read pointer 1381 */ 1382static uint64_t vcn_v1_0_dec_ring_get_rptr(struct amdgpu_ring *ring) 1383{ 1384 struct amdgpu_device *adev = ring->adev; 1385 1386 return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR); 1387} 1388 1389/** 1390 * vcn_v1_0_dec_ring_get_wptr - get write pointer 1391 * 1392 * @ring: amdgpu_ring pointer 1393 * 1394 * Returns the current hardware write pointer 1395 */ 1396static uint64_t vcn_v1_0_dec_ring_get_wptr(struct amdgpu_ring *ring) 1397{ 1398 struct amdgpu_device *adev = ring->adev; 1399 1400 return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR); 1401} 1402 1403/** 1404 * vcn_v1_0_dec_ring_set_wptr - set write pointer 1405 * 1406 * @ring: amdgpu_ring pointer 1407 * 1408 * Commits the write pointer to the hardware 1409 */ 1410static void vcn_v1_0_dec_ring_set_wptr(struct amdgpu_ring *ring) 1411{ 1412 struct amdgpu_device *adev = ring->adev; 1413 1414 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) 1415 WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 1416 lower_32_bits(ring->wptr) | 0x80000000); 1417 1418 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr)); 1419} 1420 1421/** 1422 * vcn_v1_0_dec_ring_insert_start - insert a start command 1423 * 1424 * @ring: amdgpu_ring pointer 1425 * 1426 * Write a start command to the ring. 1427 */ 1428static void vcn_v1_0_dec_ring_insert_start(struct amdgpu_ring *ring) 1429{ 1430 struct amdgpu_device *adev = ring->adev; 1431 1432 amdgpu_ring_write(ring, 1433 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0)); 1434 amdgpu_ring_write(ring, 0); 1435 amdgpu_ring_write(ring, 1436 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); 1437 amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_START << 1); 1438} 1439 1440/** 1441 * vcn_v1_0_dec_ring_insert_end - insert a end command 1442 * 1443 * @ring: amdgpu_ring pointer 1444 * 1445 * Write a end command to the ring. 1446 */ 1447static void vcn_v1_0_dec_ring_insert_end(struct amdgpu_ring *ring) 1448{ 1449 struct amdgpu_device *adev = ring->adev; 1450 1451 amdgpu_ring_write(ring, 1452 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); 1453 amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_END << 1); 1454} 1455 1456/** 1457 * vcn_v1_0_dec_ring_emit_fence - emit an fence & trap command 1458 * 1459 * @ring: amdgpu_ring pointer 1460 * @addr: address 1461 * @seq: sequence number 1462 * @flags: fence related flags 1463 * 1464 * Write a fence and a trap command to the ring. 1465 */ 1466static void vcn_v1_0_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq, 1467 unsigned flags) 1468{ 1469 struct amdgpu_device *adev = ring->adev; 1470 1471 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); 1472 1473 amdgpu_ring_write(ring, 1474 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0)); 1475 amdgpu_ring_write(ring, seq); 1476 amdgpu_ring_write(ring, 1477 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0)); 1478 amdgpu_ring_write(ring, addr & 0xffffffff); 1479 amdgpu_ring_write(ring, 1480 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0)); 1481 amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff); 1482 amdgpu_ring_write(ring, 1483 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); 1484 amdgpu_ring_write(ring, VCN_DEC_CMD_FENCE << 1); 1485 1486 amdgpu_ring_write(ring, 1487 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0)); 1488 amdgpu_ring_write(ring, 0); 1489 amdgpu_ring_write(ring, 1490 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0)); 1491 amdgpu_ring_write(ring, 0); 1492 amdgpu_ring_write(ring, 1493 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); 1494 amdgpu_ring_write(ring, VCN_DEC_CMD_TRAP << 1); 1495} 1496 1497/** 1498 * vcn_v1_0_dec_ring_emit_ib - execute indirect buffer 1499 * 1500 * @ring: amdgpu_ring pointer 1501 * @job: job to retrieve vmid from 1502 * @ib: indirect buffer to execute 1503 * @flags: unused 1504 * 1505 * Write ring commands to execute the indirect buffer 1506 */ 1507static void vcn_v1_0_dec_ring_emit_ib(struct amdgpu_ring *ring, 1508 struct amdgpu_job *job, 1509 struct amdgpu_ib *ib, 1510 uint32_t flags) 1511{ 1512 struct amdgpu_device *adev = ring->adev; 1513 unsigned vmid = AMDGPU_JOB_GET_VMID(job); 1514 1515 amdgpu_ring_write(ring, 1516 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_VMID), 0)); 1517 amdgpu_ring_write(ring, vmid); 1518 1519 amdgpu_ring_write(ring, 1520 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0)); 1521 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 1522 amdgpu_ring_write(ring, 1523 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0)); 1524 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 1525 amdgpu_ring_write(ring, 1526 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_IB_SIZE), 0)); 1527 amdgpu_ring_write(ring, ib->length_dw); 1528} 1529 1530static void vcn_v1_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring, 1531 uint32_t reg, uint32_t val, 1532 uint32_t mask) 1533{ 1534 struct amdgpu_device *adev = ring->adev; 1535 1536 amdgpu_ring_write(ring, 1537 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0)); 1538 amdgpu_ring_write(ring, reg << 2); 1539 amdgpu_ring_write(ring, 1540 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0)); 1541 amdgpu_ring_write(ring, val); 1542 amdgpu_ring_write(ring, 1543 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH8), 0)); 1544 amdgpu_ring_write(ring, mask); 1545 amdgpu_ring_write(ring, 1546 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); 1547 amdgpu_ring_write(ring, VCN_DEC_CMD_REG_READ_COND_WAIT << 1); 1548} 1549 1550static void vcn_v1_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring, 1551 unsigned vmid, uint64_t pd_addr) 1552{ 1553 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub]; 1554 uint32_t data0, data1, mask; 1555 1556 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); 1557 1558 /* wait for register write */ 1559 data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance; 1560 data1 = lower_32_bits(pd_addr); 1561 mask = 0xffffffff; 1562 vcn_v1_0_dec_ring_emit_reg_wait(ring, data0, data1, mask); 1563} 1564 1565static void vcn_v1_0_dec_ring_emit_wreg(struct amdgpu_ring *ring, 1566 uint32_t reg, uint32_t val) 1567{ 1568 struct amdgpu_device *adev = ring->adev; 1569 1570 amdgpu_ring_write(ring, 1571 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0)); 1572 amdgpu_ring_write(ring, reg << 2); 1573 amdgpu_ring_write(ring, 1574 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0)); 1575 amdgpu_ring_write(ring, val); 1576 amdgpu_ring_write(ring, 1577 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); 1578 amdgpu_ring_write(ring, VCN_DEC_CMD_WRITE_REG << 1); 1579} 1580 1581/** 1582 * vcn_v1_0_enc_ring_get_rptr - get enc read pointer 1583 * 1584 * @ring: amdgpu_ring pointer 1585 * 1586 * Returns the current hardware enc read pointer 1587 */ 1588static uint64_t vcn_v1_0_enc_ring_get_rptr(struct amdgpu_ring *ring) 1589{ 1590 struct amdgpu_device *adev = ring->adev; 1591 1592 if (ring == &adev->vcn.inst->ring_enc[0]) 1593 return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR); 1594 else 1595 return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2); 1596} 1597 1598 /** 1599 * vcn_v1_0_enc_ring_get_wptr - get enc write pointer 1600 * 1601 * @ring: amdgpu_ring pointer 1602 * 1603 * Returns the current hardware enc write pointer 1604 */ 1605static uint64_t vcn_v1_0_enc_ring_get_wptr(struct amdgpu_ring *ring) 1606{ 1607 struct amdgpu_device *adev = ring->adev; 1608 1609 if (ring == &adev->vcn.inst->ring_enc[0]) 1610 return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR); 1611 else 1612 return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2); 1613} 1614 1615 /** 1616 * vcn_v1_0_enc_ring_set_wptr - set enc write pointer 1617 * 1618 * @ring: amdgpu_ring pointer 1619 * 1620 * Commits the enc write pointer to the hardware 1621 */ 1622static void vcn_v1_0_enc_ring_set_wptr(struct amdgpu_ring *ring) 1623{ 1624 struct amdgpu_device *adev = ring->adev; 1625 1626 if (ring == &adev->vcn.inst->ring_enc[0]) 1627 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, 1628 lower_32_bits(ring->wptr)); 1629 else 1630 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, 1631 lower_32_bits(ring->wptr)); 1632} 1633 1634/** 1635 * vcn_v1_0_enc_ring_emit_fence - emit an enc fence & trap command 1636 * 1637 * @ring: amdgpu_ring pointer 1638 * @addr: address 1639 * @seq: sequence number 1640 * @flags: fence related flags 1641 * 1642 * Write enc a fence and a trap command to the ring. 1643 */ 1644static void vcn_v1_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, 1645 u64 seq, unsigned flags) 1646{ 1647 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); 1648 1649 amdgpu_ring_write(ring, VCN_ENC_CMD_FENCE); 1650 amdgpu_ring_write(ring, addr); 1651 amdgpu_ring_write(ring, upper_32_bits(addr)); 1652 amdgpu_ring_write(ring, seq); 1653 amdgpu_ring_write(ring, VCN_ENC_CMD_TRAP); 1654} 1655 1656static void vcn_v1_0_enc_ring_insert_end(struct amdgpu_ring *ring) 1657{ 1658 amdgpu_ring_write(ring, VCN_ENC_CMD_END); 1659} 1660 1661/** 1662 * vcn_v1_0_enc_ring_emit_ib - enc execute indirect buffer 1663 * 1664 * @ring: amdgpu_ring pointer 1665 * @job: job to retrive vmid from 1666 * @ib: indirect buffer to execute 1667 * @flags: unused 1668 * 1669 * Write enc ring commands to execute the indirect buffer 1670 */ 1671static void vcn_v1_0_enc_ring_emit_ib(struct amdgpu_ring *ring, 1672 struct amdgpu_job *job, 1673 struct amdgpu_ib *ib, 1674 uint32_t flags) 1675{ 1676 unsigned vmid = AMDGPU_JOB_GET_VMID(job); 1677 1678 amdgpu_ring_write(ring, VCN_ENC_CMD_IB); 1679 amdgpu_ring_write(ring, vmid); 1680 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 1681 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 1682 amdgpu_ring_write(ring, ib->length_dw); 1683} 1684 1685static void vcn_v1_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring, 1686 uint32_t reg, uint32_t val, 1687 uint32_t mask) 1688{ 1689 amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WAIT); 1690 amdgpu_ring_write(ring, reg << 2); 1691 amdgpu_ring_write(ring, mask); 1692 amdgpu_ring_write(ring, val); 1693} 1694 1695static void vcn_v1_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring, 1696 unsigned int vmid, uint64_t pd_addr) 1697{ 1698 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub]; 1699 1700 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); 1701 1702 /* wait for reg writes */ 1703 vcn_v1_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 + 1704 vmid * hub->ctx_addr_distance, 1705 lower_32_bits(pd_addr), 0xffffffff); 1706} 1707 1708static void vcn_v1_0_enc_ring_emit_wreg(struct amdgpu_ring *ring, 1709 uint32_t reg, uint32_t val) 1710{ 1711 amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WRITE); 1712 amdgpu_ring_write(ring, reg << 2); 1713 amdgpu_ring_write(ring, val); 1714} 1715 1716static int vcn_v1_0_set_interrupt_state(struct amdgpu_device *adev, 1717 struct amdgpu_irq_src *source, 1718 unsigned type, 1719 enum amdgpu_interrupt_state state) 1720{ 1721 return 0; 1722} 1723 1724static int vcn_v1_0_process_interrupt(struct amdgpu_device *adev, 1725 struct amdgpu_irq_src *source, 1726 struct amdgpu_iv_entry *entry) 1727{ 1728 DRM_DEBUG("IH: VCN TRAP\n"); 1729 1730 switch (entry->src_id) { 1731 case 124: 1732 amdgpu_fence_process(&adev->vcn.inst->ring_dec); 1733 break; 1734 case 119: 1735 amdgpu_fence_process(&adev->vcn.inst->ring_enc[0]); 1736 break; 1737 case 120: 1738 amdgpu_fence_process(&adev->vcn.inst->ring_enc[1]); 1739 break; 1740 default: 1741 DRM_ERROR("Unhandled interrupt: %d %d\n", 1742 entry->src_id, entry->src_data[0]); 1743 break; 1744 } 1745 1746 return 0; 1747} 1748 1749static void vcn_v1_0_dec_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count) 1750{ 1751 struct amdgpu_device *adev = ring->adev; 1752 int i; 1753 1754 WARN_ON(ring->wptr % 2 || count % 2); 1755 1756 for (i = 0; i < count / 2; i++) { 1757 amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP), 0)); 1758 amdgpu_ring_write(ring, 0); 1759 } 1760} 1761 1762static int vcn_v1_0_set_powergating_state(void *handle, 1763 enum amd_powergating_state state) 1764{ 1765 /* This doesn't actually powergate the VCN block. 1766 * That's done in the dpm code via the SMC. This 1767 * just re-inits the block as necessary. The actual 1768 * gating still happens in the dpm code. We should 1769 * revisit this when there is a cleaner line between 1770 * the smc and the hw blocks 1771 */ 1772 int ret; 1773 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1774 1775 if (state == adev->vcn.cur_state) 1776 return 0; 1777 1778 if (state == AMD_PG_STATE_GATE) 1779 ret = vcn_v1_0_stop(adev); 1780 else 1781 ret = vcn_v1_0_start(adev); 1782 1783 if (!ret) 1784 adev->vcn.cur_state = state; 1785 return ret; 1786} 1787 1788static void vcn_v1_0_idle_work_handler(struct work_struct *work) 1789{ 1790 struct amdgpu_device *adev = 1791 container_of(work, struct amdgpu_device, vcn.idle_work.work); 1792 unsigned int fences = 0, i; 1793 1794 for (i = 0; i < adev->vcn.num_enc_rings; ++i) 1795 fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]); 1796 1797 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) { 1798 struct dpg_pause_state new_state; 1799 1800 if (fences) 1801 new_state.fw_based = VCN_DPG_STATE__PAUSE; 1802 else 1803 new_state.fw_based = VCN_DPG_STATE__UNPAUSE; 1804 1805 if (amdgpu_fence_count_emitted(adev->jpeg.inst->ring_dec)) 1806 new_state.jpeg = VCN_DPG_STATE__PAUSE; 1807 else 1808 new_state.jpeg = VCN_DPG_STATE__UNPAUSE; 1809 1810 adev->vcn.pause_dpg_mode(adev, 0, &new_state); 1811 } 1812 1813 fences += amdgpu_fence_count_emitted(adev->jpeg.inst->ring_dec); 1814 fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_dec); 1815 1816 if (fences == 0) { 1817 amdgpu_gfx_off_ctrl(adev, true); 1818 if (adev->pm.dpm_enabled) 1819 amdgpu_dpm_enable_uvd(adev, false); 1820 else 1821 amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN, 1822 AMD_PG_STATE_GATE); 1823 } else { 1824 schedule_delayed_work(&adev->vcn.idle_work, VCN_IDLE_TIMEOUT); 1825 } 1826} 1827 1828static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring) 1829{ 1830 struct amdgpu_device *adev = ring->adev; 1831 bool set_clocks = !cancel_delayed_work_sync(&adev->vcn.idle_work); 1832 1833 mutex_lock(&adev->vcn.vcn1_jpeg1_workaround); 1834 1835 if (amdgpu_fence_wait_empty(ring->adev->jpeg.inst->ring_dec)) 1836 DRM_ERROR("VCN dec: jpeg dec ring may not be empty\n"); 1837 1838 vcn_v1_0_set_pg_for_begin_use(ring, set_clocks); 1839 1840} 1841 1842void vcn_v1_0_set_pg_for_begin_use(struct amdgpu_ring *ring, bool set_clocks) 1843{ 1844 struct amdgpu_device *adev = ring->adev; 1845 1846 if (set_clocks) { 1847 amdgpu_gfx_off_ctrl(adev, false); 1848 if (adev->pm.dpm_enabled) 1849 amdgpu_dpm_enable_uvd(adev, true); 1850 else 1851 amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN, 1852 AMD_PG_STATE_UNGATE); 1853 } 1854 1855 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) { 1856 struct dpg_pause_state new_state; 1857 unsigned int fences = 0, i; 1858 1859 for (i = 0; i < adev->vcn.num_enc_rings; ++i) 1860 fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]); 1861 1862 if (fences) 1863 new_state.fw_based = VCN_DPG_STATE__PAUSE; 1864 else 1865 new_state.fw_based = VCN_DPG_STATE__UNPAUSE; 1866 1867 if (amdgpu_fence_count_emitted(adev->jpeg.inst->ring_dec)) 1868 new_state.jpeg = VCN_DPG_STATE__PAUSE; 1869 else 1870 new_state.jpeg = VCN_DPG_STATE__UNPAUSE; 1871 1872 if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC) 1873 new_state.fw_based = VCN_DPG_STATE__PAUSE; 1874 else if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_JPEG) 1875 new_state.jpeg = VCN_DPG_STATE__PAUSE; 1876 1877 adev->vcn.pause_dpg_mode(adev, 0, &new_state); 1878 } 1879} 1880 1881void vcn_v1_0_ring_end_use(struct amdgpu_ring *ring) 1882{ 1883 schedule_delayed_work(&ring->adev->vcn.idle_work, VCN_IDLE_TIMEOUT); 1884 mutex_unlock(&ring->adev->vcn.vcn1_jpeg1_workaround); 1885} 1886 1887static const struct amd_ip_funcs vcn_v1_0_ip_funcs = { 1888 .name = "vcn_v1_0", 1889 .early_init = vcn_v1_0_early_init, 1890 .late_init = NULL, 1891 .sw_init = vcn_v1_0_sw_init, 1892 .sw_fini = vcn_v1_0_sw_fini, 1893 .hw_init = vcn_v1_0_hw_init, 1894 .hw_fini = vcn_v1_0_hw_fini, 1895 .suspend = vcn_v1_0_suspend, 1896 .resume = vcn_v1_0_resume, 1897 .is_idle = vcn_v1_0_is_idle, 1898 .wait_for_idle = vcn_v1_0_wait_for_idle, 1899 .check_soft_reset = NULL /* vcn_v1_0_check_soft_reset */, 1900 .pre_soft_reset = NULL /* vcn_v1_0_pre_soft_reset */, 1901 .soft_reset = NULL /* vcn_v1_0_soft_reset */, 1902 .post_soft_reset = NULL /* vcn_v1_0_post_soft_reset */, 1903 .set_clockgating_state = vcn_v1_0_set_clockgating_state, 1904 .set_powergating_state = vcn_v1_0_set_powergating_state, 1905}; 1906 1907/* 1908 * It is a hardware issue that VCN can't handle a GTT TMZ buffer on 1909 * CHIP_RAVEN series ASIC. Move such a GTT TMZ buffer to VRAM domain 1910 * before command submission as a workaround. 1911 */ 1912static int vcn_v1_0_validate_bo(struct amdgpu_cs_parser *parser, 1913 struct amdgpu_job *job, 1914 uint64_t addr) 1915{ 1916 struct ttm_operation_ctx ctx = { false, false }; 1917 struct amdgpu_fpriv *fpriv = parser->filp->driver_priv; 1918 struct amdgpu_vm *vm = &fpriv->vm; 1919 struct amdgpu_bo_va_mapping *mapping; 1920 struct amdgpu_bo *bo; 1921 int r; 1922 1923 addr &= AMDGPU_GMC_HOLE_MASK; 1924 if (addr & 0x7) { 1925 DRM_ERROR("VCN messages must be 8 byte aligned!\n"); 1926 return -EINVAL; 1927 } 1928 1929 mapping = amdgpu_vm_bo_lookup_mapping(vm, addr/AMDGPU_GPU_PAGE_SIZE); 1930 if (!mapping || !mapping->bo_va || !mapping->bo_va->base.bo) 1931 return -EINVAL; 1932 1933 bo = mapping->bo_va->base.bo; 1934 if (!(bo->flags & AMDGPU_GEM_CREATE_ENCRYPTED)) 1935 return 0; 1936 1937 amdgpu_bo_placement_from_domain(bo, AMDGPU_GEM_DOMAIN_VRAM); 1938 r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx); 1939 if (r) { 1940 DRM_ERROR("Failed to validate the VCN message BO (%d)!\n", r); 1941 return r; 1942 } 1943 1944 return r; 1945} 1946 1947static int vcn_v1_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p, 1948 struct amdgpu_job *job, 1949 struct amdgpu_ib *ib) 1950{ 1951 uint32_t msg_lo = 0, msg_hi = 0; 1952 int i, r; 1953 1954 if (!(ib->flags & AMDGPU_IB_FLAGS_SECURE)) 1955 return 0; 1956 1957 for (i = 0; i < ib->length_dw; i += 2) { 1958 uint32_t reg = amdgpu_ib_get_value(ib, i); 1959 uint32_t val = amdgpu_ib_get_value(ib, i + 1); 1960 1961 if (reg == PACKET0(p->adev->vcn.internal.data0, 0)) { 1962 msg_lo = val; 1963 } else if (reg == PACKET0(p->adev->vcn.internal.data1, 0)) { 1964 msg_hi = val; 1965 } else if (reg == PACKET0(p->adev->vcn.internal.cmd, 0)) { 1966 r = vcn_v1_0_validate_bo(p, job, 1967 ((u64)msg_hi) << 32 | msg_lo); 1968 if (r) 1969 return r; 1970 } 1971 } 1972 1973 return 0; 1974} 1975 1976static const struct amdgpu_ring_funcs vcn_v1_0_dec_ring_vm_funcs = { 1977 .type = AMDGPU_RING_TYPE_VCN_DEC, 1978 .align_mask = 0xf, 1979 .support_64bit_ptrs = false, 1980 .no_user_fence = true, 1981 .secure_submission_supported = true, 1982 .get_rptr = vcn_v1_0_dec_ring_get_rptr, 1983 .get_wptr = vcn_v1_0_dec_ring_get_wptr, 1984 .set_wptr = vcn_v1_0_dec_ring_set_wptr, 1985 .patch_cs_in_place = vcn_v1_0_ring_patch_cs_in_place, 1986 .emit_frame_size = 1987 6 + 6 + /* hdp invalidate / flush */ 1988 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 + 1989 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 + 1990 8 + /* vcn_v1_0_dec_ring_emit_vm_flush */ 1991 14 + 14 + /* vcn_v1_0_dec_ring_emit_fence x2 vm fence */ 1992 6, 1993 .emit_ib_size = 8, /* vcn_v1_0_dec_ring_emit_ib */ 1994 .emit_ib = vcn_v1_0_dec_ring_emit_ib, 1995 .emit_fence = vcn_v1_0_dec_ring_emit_fence, 1996 .emit_vm_flush = vcn_v1_0_dec_ring_emit_vm_flush, 1997 .test_ring = amdgpu_vcn_dec_ring_test_ring, 1998 .test_ib = amdgpu_vcn_dec_ring_test_ib, 1999 .insert_nop = vcn_v1_0_dec_ring_insert_nop, 2000 .insert_start = vcn_v1_0_dec_ring_insert_start, 2001 .insert_end = vcn_v1_0_dec_ring_insert_end, 2002 .pad_ib = amdgpu_ring_generic_pad_ib, 2003 .begin_use = vcn_v1_0_ring_begin_use, 2004 .end_use = vcn_v1_0_ring_end_use, 2005 .emit_wreg = vcn_v1_0_dec_ring_emit_wreg, 2006 .emit_reg_wait = vcn_v1_0_dec_ring_emit_reg_wait, 2007 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 2008}; 2009 2010static const struct amdgpu_ring_funcs vcn_v1_0_enc_ring_vm_funcs = { 2011 .type = AMDGPU_RING_TYPE_VCN_ENC, 2012 .align_mask = 0x3f, 2013 .nop = VCN_ENC_CMD_NO_OP, 2014 .support_64bit_ptrs = false, 2015 .no_user_fence = true, 2016 .get_rptr = vcn_v1_0_enc_ring_get_rptr, 2017 .get_wptr = vcn_v1_0_enc_ring_get_wptr, 2018 .set_wptr = vcn_v1_0_enc_ring_set_wptr, 2019 .emit_frame_size = 2020 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 + 2021 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 + 2022 4 + /* vcn_v1_0_enc_ring_emit_vm_flush */ 2023 5 + 5 + /* vcn_v1_0_enc_ring_emit_fence x2 vm fence */ 2024 1, /* vcn_v1_0_enc_ring_insert_end */ 2025 .emit_ib_size = 5, /* vcn_v1_0_enc_ring_emit_ib */ 2026 .emit_ib = vcn_v1_0_enc_ring_emit_ib, 2027 .emit_fence = vcn_v1_0_enc_ring_emit_fence, 2028 .emit_vm_flush = vcn_v1_0_enc_ring_emit_vm_flush, 2029 .test_ring = amdgpu_vcn_enc_ring_test_ring, 2030 .test_ib = amdgpu_vcn_enc_ring_test_ib, 2031 .insert_nop = amdgpu_ring_insert_nop, 2032 .insert_end = vcn_v1_0_enc_ring_insert_end, 2033 .pad_ib = amdgpu_ring_generic_pad_ib, 2034 .begin_use = vcn_v1_0_ring_begin_use, 2035 .end_use = vcn_v1_0_ring_end_use, 2036 .emit_wreg = vcn_v1_0_enc_ring_emit_wreg, 2037 .emit_reg_wait = vcn_v1_0_enc_ring_emit_reg_wait, 2038 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 2039}; 2040 2041static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev) 2042{ 2043 adev->vcn.inst->ring_dec.funcs = &vcn_v1_0_dec_ring_vm_funcs; 2044 DRM_INFO("VCN decode is enabled in VM mode\n"); 2045} 2046 2047static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev) 2048{ 2049 int i; 2050 2051 for (i = 0; i < adev->vcn.num_enc_rings; ++i) 2052 adev->vcn.inst->ring_enc[i].funcs = &vcn_v1_0_enc_ring_vm_funcs; 2053 2054 DRM_INFO("VCN encode is enabled in VM mode\n"); 2055} 2056 2057static const struct amdgpu_irq_src_funcs vcn_v1_0_irq_funcs = { 2058 .set = vcn_v1_0_set_interrupt_state, 2059 .process = vcn_v1_0_process_interrupt, 2060}; 2061 2062static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev) 2063{ 2064 adev->vcn.inst->irq.num_types = adev->vcn.num_enc_rings + 2; 2065 adev->vcn.inst->irq.funcs = &vcn_v1_0_irq_funcs; 2066} 2067 2068const struct amdgpu_ip_block_version vcn_v1_0_ip_block = { 2069 .type = AMD_IP_BLOCK_TYPE_VCN, 2070 .major = 1, 2071 .minor = 0, 2072 .rev = 0, 2073 .funcs = &vcn_v1_0_ip_funcs, 2074}; 2075