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_vcn.h" 28 #include "amdgpu_pm.h" 29 #include "soc15.h" 30 #include "soc15d.h" 31 #include "soc15_common.h" 32 33 #include "vcn/vcn_1_0_offset.h" 34 #include "vcn/vcn_1_0_sh_mask.h" 35 #include "hdp/hdp_4_0_offset.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 48 static int vcn_v1_0_stop(struct amdgpu_device *adev); 49 static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev); 50 static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev); 51 static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev); 52 static int vcn_v1_0_set_powergating_state(void *handle, enum amd_powergating_state state); 53 static int vcn_v1_0_pause_dpg_mode(struct amdgpu_device *adev, 54 int inst_idx, struct dpg_pause_state *new_state); 55 56 static void vcn_v1_0_idle_work_handler(struct work_struct *work); 57 static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring); 58 59 /** 60 * vcn_v1_0_early_init - set function pointers 61 * 62 * @handle: amdgpu_device pointer 63 * 64 * Set ring and irq function pointers 65 */ 66 static int vcn_v1_0_early_init(void *handle) 67 { 68 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 69 70 adev->vcn.num_vcn_inst = 1; 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 0; 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 */ 89 static 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 #ifdef __linux__ 115 adev->vcn.idle_work.work.func = vcn_v1_0_idle_work_handler; 116 #else 117 task_set(&adev->vcn.idle_work.work.task, 118 (void (*)(void *))vcn_v1_0_idle_work_handler, 119 &adev->vcn.idle_work.work); 120 #endif 121 122 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 123 const struct common_firmware_header *hdr; 124 hdr = (const struct common_firmware_header *)adev->vcn.fw->data; 125 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].ucode_id = AMDGPU_UCODE_ID_VCN; 126 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].fw = adev->vcn.fw; 127 adev->firmware.fw_size += 128 roundup2(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE); 129 dev_info(adev->dev, "Will use PSP to load VCN firmware\n"); 130 } 131 132 r = amdgpu_vcn_resume(adev); 133 if (r) 134 return r; 135 136 ring = &adev->vcn.inst->ring_dec; 137 snprintf(ring->name, sizeof(ring->name), "vcn_dec"); 138 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0, 139 AMDGPU_RING_PRIO_DEFAULT); 140 if (r) 141 return r; 142 143 adev->vcn.internal.scratch9 = adev->vcn.inst->external.scratch9 = 144 SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9); 145 adev->vcn.internal.data0 = adev->vcn.inst->external.data0 = 146 SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0); 147 adev->vcn.internal.data1 = adev->vcn.inst->external.data1 = 148 SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1); 149 adev->vcn.internal.cmd = adev->vcn.inst->external.cmd = 150 SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD); 151 adev->vcn.internal.nop = adev->vcn.inst->external.nop = 152 SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP); 153 154 for (i = 0; i < adev->vcn.num_enc_rings; ++i) { 155 ring = &adev->vcn.inst->ring_enc[i]; 156 snprintf(ring->name, sizeof(ring->name), "vcn_enc%d", i); 157 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0, 158 AMDGPU_RING_PRIO_DEFAULT); 159 if (r) 160 return r; 161 } 162 163 adev->vcn.pause_dpg_mode = vcn_v1_0_pause_dpg_mode; 164 165 r = jpeg_v1_0_sw_init(handle); 166 167 return r; 168 } 169 170 /** 171 * vcn_v1_0_sw_fini - sw fini for VCN block 172 * 173 * @handle: amdgpu_device pointer 174 * 175 * VCN suspend and free up sw allocation 176 */ 177 static int vcn_v1_0_sw_fini(void *handle) 178 { 179 int r; 180 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 181 182 r = amdgpu_vcn_suspend(adev); 183 if (r) 184 return r; 185 186 jpeg_v1_0_sw_fini(handle); 187 188 r = amdgpu_vcn_sw_fini(adev); 189 190 return r; 191 } 192 193 /** 194 * vcn_v1_0_hw_init - start and test VCN block 195 * 196 * @handle: amdgpu_device pointer 197 * 198 * Initialize the hardware, boot up the VCPU and do some testing 199 */ 200 static int vcn_v1_0_hw_init(void *handle) 201 { 202 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 203 struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec; 204 int i, r; 205 206 r = amdgpu_ring_test_helper(ring); 207 if (r) 208 goto done; 209 210 for (i = 0; i < adev->vcn.num_enc_rings; ++i) { 211 ring = &adev->vcn.inst->ring_enc[i]; 212 r = amdgpu_ring_test_helper(ring); 213 if (r) 214 goto done; 215 } 216 217 ring = &adev->jpeg.inst->ring_dec; 218 r = amdgpu_ring_test_helper(ring); 219 if (r) 220 goto done; 221 222 done: 223 if (!r) 224 DRM_INFO("VCN decode and encode initialized successfully(under %s).\n", 225 (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode"); 226 227 return r; 228 } 229 230 /** 231 * vcn_v1_0_hw_fini - stop the hardware block 232 * 233 * @handle: amdgpu_device pointer 234 * 235 * Stop the VCN block, mark ring as not ready any more 236 */ 237 static int vcn_v1_0_hw_fini(void *handle) 238 { 239 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 240 241 cancel_delayed_work_sync(&adev->vcn.idle_work); 242 243 if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) || 244 (adev->vcn.cur_state != AMD_PG_STATE_GATE && 245 RREG32_SOC15(VCN, 0, mmUVD_STATUS))) { 246 vcn_v1_0_set_powergating_state(adev, AMD_PG_STATE_GATE); 247 } 248 249 return 0; 250 } 251 252 /** 253 * vcn_v1_0_suspend - suspend VCN block 254 * 255 * @handle: amdgpu_device pointer 256 * 257 * HW fini and suspend VCN block 258 */ 259 static int vcn_v1_0_suspend(void *handle) 260 { 261 int r; 262 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 263 264 r = vcn_v1_0_hw_fini(adev); 265 if (r) 266 return r; 267 268 r = amdgpu_vcn_suspend(adev); 269 270 return r; 271 } 272 273 /** 274 * vcn_v1_0_resume - resume VCN block 275 * 276 * @handle: amdgpu_device pointer 277 * 278 * Resume firmware and hw init VCN block 279 */ 280 static int vcn_v1_0_resume(void *handle) 281 { 282 int r; 283 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 284 285 r = amdgpu_vcn_resume(adev); 286 if (r) 287 return r; 288 289 r = vcn_v1_0_hw_init(adev); 290 291 return r; 292 } 293 294 /** 295 * vcn_v1_0_mc_resume_spg_mode - memory controller programming 296 * 297 * @adev: amdgpu_device pointer 298 * 299 * Let the VCN memory controller know it's offsets 300 */ 301 static void vcn_v1_0_mc_resume_spg_mode(struct amdgpu_device *adev) 302 { 303 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4); 304 uint32_t offset; 305 306 /* cache window 0: fw */ 307 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 308 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 309 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo)); 310 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 311 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi)); 312 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0); 313 offset = 0; 314 } else { 315 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 316 lower_32_bits(adev->vcn.inst->gpu_addr)); 317 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 318 upper_32_bits(adev->vcn.inst->gpu_addr)); 319 offset = size; 320 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 321 AMDGPU_UVD_FIRMWARE_OFFSET >> 3); 322 } 323 324 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size); 325 326 /* cache window 1: stack */ 327 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW, 328 lower_32_bits(adev->vcn.inst->gpu_addr + offset)); 329 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH, 330 upper_32_bits(adev->vcn.inst->gpu_addr + offset)); 331 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0); 332 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE); 333 334 /* cache window 2: context */ 335 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW, 336 lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE)); 337 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH, 338 upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE)); 339 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0); 340 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE); 341 342 WREG32_SOC15(UVD, 0, mmUVD_UDEC_ADDR_CONFIG, 343 adev->gfx.config.gb_addr_config); 344 WREG32_SOC15(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG, 345 adev->gfx.config.gb_addr_config); 346 WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG, 347 adev->gfx.config.gb_addr_config); 348 WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG, 349 adev->gfx.config.gb_addr_config); 350 WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG, 351 adev->gfx.config.gb_addr_config); 352 WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG, 353 adev->gfx.config.gb_addr_config); 354 WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG, 355 adev->gfx.config.gb_addr_config); 356 WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG, 357 adev->gfx.config.gb_addr_config); 358 WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG, 359 adev->gfx.config.gb_addr_config); 360 WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG, 361 adev->gfx.config.gb_addr_config); 362 WREG32_SOC15(UVD, 0, mmUVD_JPEG_ADDR_CONFIG, 363 adev->gfx.config.gb_addr_config); 364 WREG32_SOC15(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG, 365 adev->gfx.config.gb_addr_config); 366 } 367 368 static void vcn_v1_0_mc_resume_dpg_mode(struct amdgpu_device *adev) 369 { 370 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4); 371 uint32_t offset; 372 373 /* cache window 0: fw */ 374 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 375 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 376 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo), 377 0xFFFFFFFF, 0); 378 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 379 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi), 380 0xFFFFFFFF, 0); 381 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0, 382 0xFFFFFFFF, 0); 383 offset = 0; 384 } else { 385 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 386 lower_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0); 387 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 388 upper_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0); 389 offset = size; 390 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 391 AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0xFFFFFFFF, 0); 392 } 393 394 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size, 0xFFFFFFFF, 0); 395 396 /* cache window 1: stack */ 397 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW, 398 lower_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0); 399 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH, 400 upper_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0); 401 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0, 402 0xFFFFFFFF, 0); 403 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE, 404 0xFFFFFFFF, 0); 405 406 /* cache window 2: context */ 407 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW, 408 lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 409 0xFFFFFFFF, 0); 410 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH, 411 upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 412 0xFFFFFFFF, 0); 413 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0, 0xFFFFFFFF, 0); 414 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE, 415 0xFFFFFFFF, 0); 416 417 /* VCN global tiling registers */ 418 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_ADDR_CONFIG, 419 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 420 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG, 421 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 422 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG, 423 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 424 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG, 425 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 426 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG, 427 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 428 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG, 429 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 430 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG, 431 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 432 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG, 433 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 434 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG, 435 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 436 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG, 437 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 438 } 439 440 /** 441 * vcn_v1_0_disable_clock_gating - disable VCN clock gating 442 * 443 * @adev: amdgpu_device pointer 444 * @sw: enable SW clock gating 445 * 446 * Disable clock gating for VCN block 447 */ 448 static void vcn_v1_0_disable_clock_gating(struct amdgpu_device *adev) 449 { 450 uint32_t data; 451 452 /* JPEG disable CGC */ 453 data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL); 454 455 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 456 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 457 else 458 data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE_MASK; 459 460 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 461 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 462 WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data); 463 464 data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE); 465 data &= ~(JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK); 466 WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data); 467 468 /* UVD disable CGC */ 469 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 470 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 471 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 472 else 473 data &= ~ UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK; 474 475 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 476 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 477 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 478 479 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_GATE); 480 data &= ~(UVD_CGC_GATE__SYS_MASK 481 | UVD_CGC_GATE__UDEC_MASK 482 | UVD_CGC_GATE__MPEG2_MASK 483 | UVD_CGC_GATE__REGS_MASK 484 | UVD_CGC_GATE__RBC_MASK 485 | UVD_CGC_GATE__LMI_MC_MASK 486 | UVD_CGC_GATE__LMI_UMC_MASK 487 | UVD_CGC_GATE__IDCT_MASK 488 | UVD_CGC_GATE__MPRD_MASK 489 | UVD_CGC_GATE__MPC_MASK 490 | UVD_CGC_GATE__LBSI_MASK 491 | UVD_CGC_GATE__LRBBM_MASK 492 | UVD_CGC_GATE__UDEC_RE_MASK 493 | UVD_CGC_GATE__UDEC_CM_MASK 494 | UVD_CGC_GATE__UDEC_IT_MASK 495 | UVD_CGC_GATE__UDEC_DB_MASK 496 | UVD_CGC_GATE__UDEC_MP_MASK 497 | UVD_CGC_GATE__WCB_MASK 498 | UVD_CGC_GATE__VCPU_MASK 499 | UVD_CGC_GATE__SCPU_MASK); 500 WREG32_SOC15(VCN, 0, mmUVD_CGC_GATE, data); 501 502 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 503 data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK 504 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK 505 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK 506 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK 507 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK 508 | UVD_CGC_CTRL__SYS_MODE_MASK 509 | UVD_CGC_CTRL__UDEC_MODE_MASK 510 | UVD_CGC_CTRL__MPEG2_MODE_MASK 511 | UVD_CGC_CTRL__REGS_MODE_MASK 512 | UVD_CGC_CTRL__RBC_MODE_MASK 513 | UVD_CGC_CTRL__LMI_MC_MODE_MASK 514 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK 515 | UVD_CGC_CTRL__IDCT_MODE_MASK 516 | UVD_CGC_CTRL__MPRD_MODE_MASK 517 | UVD_CGC_CTRL__MPC_MODE_MASK 518 | UVD_CGC_CTRL__LBSI_MODE_MASK 519 | UVD_CGC_CTRL__LRBBM_MODE_MASK 520 | UVD_CGC_CTRL__WCB_MODE_MASK 521 | UVD_CGC_CTRL__VCPU_MODE_MASK 522 | UVD_CGC_CTRL__SCPU_MODE_MASK); 523 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 524 525 /* turn on */ 526 data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE); 527 data |= (UVD_SUVD_CGC_GATE__SRE_MASK 528 | UVD_SUVD_CGC_GATE__SIT_MASK 529 | UVD_SUVD_CGC_GATE__SMP_MASK 530 | UVD_SUVD_CGC_GATE__SCM_MASK 531 | UVD_SUVD_CGC_GATE__SDB_MASK 532 | UVD_SUVD_CGC_GATE__SRE_H264_MASK 533 | UVD_SUVD_CGC_GATE__SRE_HEVC_MASK 534 | UVD_SUVD_CGC_GATE__SIT_H264_MASK 535 | UVD_SUVD_CGC_GATE__SIT_HEVC_MASK 536 | UVD_SUVD_CGC_GATE__SCM_H264_MASK 537 | UVD_SUVD_CGC_GATE__SCM_HEVC_MASK 538 | UVD_SUVD_CGC_GATE__SDB_H264_MASK 539 | UVD_SUVD_CGC_GATE__SDB_HEVC_MASK 540 | UVD_SUVD_CGC_GATE__SCLR_MASK 541 | UVD_SUVD_CGC_GATE__UVD_SC_MASK 542 | UVD_SUVD_CGC_GATE__ENT_MASK 543 | UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK 544 | UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK 545 | UVD_SUVD_CGC_GATE__SITE_MASK 546 | UVD_SUVD_CGC_GATE__SRE_VP9_MASK 547 | UVD_SUVD_CGC_GATE__SCM_VP9_MASK 548 | UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK 549 | UVD_SUVD_CGC_GATE__SDB_VP9_MASK 550 | UVD_SUVD_CGC_GATE__IME_HEVC_MASK); 551 WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE, data); 552 553 data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL); 554 data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK 555 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK 556 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK 557 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK 558 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK 559 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK 560 | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK 561 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK 562 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK 563 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK); 564 WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data); 565 } 566 567 /** 568 * vcn_v1_0_enable_clock_gating - enable VCN clock gating 569 * 570 * @adev: amdgpu_device pointer 571 * @sw: enable SW clock gating 572 * 573 * Enable clock gating for VCN block 574 */ 575 static void vcn_v1_0_enable_clock_gating(struct amdgpu_device *adev) 576 { 577 uint32_t data = 0; 578 579 /* enable JPEG CGC */ 580 data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL); 581 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 582 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 583 else 584 data |= 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 585 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 586 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 587 WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data); 588 589 data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE); 590 data |= (JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK); 591 WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data); 592 593 /* enable UVD CGC */ 594 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 595 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 596 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 597 else 598 data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 599 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 600 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 601 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 602 603 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 604 data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK 605 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK 606 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK 607 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK 608 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK 609 | UVD_CGC_CTRL__SYS_MODE_MASK 610 | UVD_CGC_CTRL__UDEC_MODE_MASK 611 | UVD_CGC_CTRL__MPEG2_MODE_MASK 612 | UVD_CGC_CTRL__REGS_MODE_MASK 613 | UVD_CGC_CTRL__RBC_MODE_MASK 614 | UVD_CGC_CTRL__LMI_MC_MODE_MASK 615 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK 616 | UVD_CGC_CTRL__IDCT_MODE_MASK 617 | UVD_CGC_CTRL__MPRD_MODE_MASK 618 | UVD_CGC_CTRL__MPC_MODE_MASK 619 | UVD_CGC_CTRL__LBSI_MODE_MASK 620 | UVD_CGC_CTRL__LRBBM_MODE_MASK 621 | UVD_CGC_CTRL__WCB_MODE_MASK 622 | UVD_CGC_CTRL__VCPU_MODE_MASK 623 | UVD_CGC_CTRL__SCPU_MODE_MASK); 624 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 625 626 data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL); 627 data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK 628 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK 629 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK 630 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK 631 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK 632 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK 633 | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK 634 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK 635 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK 636 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK); 637 WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data); 638 } 639 640 static void vcn_v1_0_clock_gating_dpg_mode(struct amdgpu_device *adev, uint8_t sram_sel) 641 { 642 uint32_t reg_data = 0; 643 644 /* disable JPEG CGC */ 645 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 646 reg_data = 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 647 else 648 reg_data = 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 649 reg_data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 650 reg_data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 651 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel); 652 653 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_GATE, 0, 0xFFFFFFFF, sram_sel); 654 655 /* enable sw clock gating control */ 656 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 657 reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 658 else 659 reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 660 reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 661 reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 662 reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK | 663 UVD_CGC_CTRL__UDEC_CM_MODE_MASK | 664 UVD_CGC_CTRL__UDEC_IT_MODE_MASK | 665 UVD_CGC_CTRL__UDEC_DB_MODE_MASK | 666 UVD_CGC_CTRL__UDEC_MP_MODE_MASK | 667 UVD_CGC_CTRL__SYS_MODE_MASK | 668 UVD_CGC_CTRL__UDEC_MODE_MASK | 669 UVD_CGC_CTRL__MPEG2_MODE_MASK | 670 UVD_CGC_CTRL__REGS_MODE_MASK | 671 UVD_CGC_CTRL__RBC_MODE_MASK | 672 UVD_CGC_CTRL__LMI_MC_MODE_MASK | 673 UVD_CGC_CTRL__LMI_UMC_MODE_MASK | 674 UVD_CGC_CTRL__IDCT_MODE_MASK | 675 UVD_CGC_CTRL__MPRD_MODE_MASK | 676 UVD_CGC_CTRL__MPC_MODE_MASK | 677 UVD_CGC_CTRL__LBSI_MODE_MASK | 678 UVD_CGC_CTRL__LRBBM_MODE_MASK | 679 UVD_CGC_CTRL__WCB_MODE_MASK | 680 UVD_CGC_CTRL__VCPU_MODE_MASK | 681 UVD_CGC_CTRL__SCPU_MODE_MASK); 682 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel); 683 684 /* turn off clock gating */ 685 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_GATE, 0, 0xFFFFFFFF, sram_sel); 686 687 /* turn on SUVD clock gating */ 688 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_GATE, 1, 0xFFFFFFFF, sram_sel); 689 690 /* turn on sw mode in UVD_SUVD_CGC_CTRL */ 691 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_CTRL, 0, 0xFFFFFFFF, sram_sel); 692 } 693 694 static void vcn_1_0_disable_static_power_gating(struct amdgpu_device *adev) 695 { 696 uint32_t data = 0; 697 698 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { 699 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 700 | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 701 | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 702 | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 703 | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 704 | 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT 705 | 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT 706 | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 707 | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 708 | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT 709 | 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT); 710 711 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data); 712 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON, 0xFFFFFF); 713 } else { 714 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 715 | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 716 | 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 717 | 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 718 | 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 719 | 1 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT 720 | 1 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT 721 | 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 722 | 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 723 | 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT 724 | 1 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT); 725 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data); 726 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, 0, 0xFFFFFFFF); 727 } 728 729 /* polling UVD_PGFSM_STATUS to confirm UVDM_PWR_STATUS , UVDU_PWR_STATUS are 0 (power on) */ 730 731 data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS); 732 data &= ~0x103; 733 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) 734 data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON | UVD_POWER_STATUS__UVD_PG_EN_MASK; 735 736 WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data); 737 } 738 739 static void vcn_1_0_enable_static_power_gating(struct amdgpu_device *adev) 740 { 741 uint32_t data = 0; 742 743 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { 744 /* Before power off, this indicator has to be turned on */ 745 data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS); 746 data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK; 747 data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF; 748 WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data); 749 750 751 data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 752 | 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 753 | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 754 | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 755 | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 756 | 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT 757 | 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT 758 | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 759 | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 760 | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT 761 | 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT); 762 763 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data); 764 765 data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT 766 | 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT 767 | 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT 768 | 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT 769 | 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT 770 | 2 << UVD_PGFSM_STATUS__UVDIL_PWR_STATUS__SHIFT 771 | 2 << UVD_PGFSM_STATUS__UVDIR_PWR_STATUS__SHIFT 772 | 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT 773 | 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT 774 | 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT 775 | 2 << UVD_PGFSM_STATUS__UVDW_PWR_STATUS__SHIFT); 776 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, data, 0xFFFFFFFF); 777 } 778 } 779 780 /** 781 * vcn_v1_0_start - start VCN block 782 * 783 * @adev: amdgpu_device pointer 784 * 785 * Setup and start the VCN block 786 */ 787 static int vcn_v1_0_start_spg_mode(struct amdgpu_device *adev) 788 { 789 struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec; 790 uint32_t rb_bufsz, tmp; 791 uint32_t lmi_swap_cntl; 792 int i, j, r; 793 794 /* disable byte swapping */ 795 lmi_swap_cntl = 0; 796 797 vcn_1_0_disable_static_power_gating(adev); 798 799 tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY; 800 WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp); 801 802 /* disable clock gating */ 803 vcn_v1_0_disable_clock_gating(adev); 804 805 /* disable interupt */ 806 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0, 807 ~UVD_MASTINT_EN__VCPU_EN_MASK); 808 809 /* initialize VCN memory controller */ 810 tmp = RREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL); 811 WREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL, tmp | 812 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 813 UVD_LMI_CTRL__MASK_MC_URGENT_MASK | 814 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 815 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK); 816 817 #ifdef __BIG_ENDIAN 818 /* swap (8 in 32) RB and IB */ 819 lmi_swap_cntl = 0xa; 820 #endif 821 WREG32_SOC15(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl); 822 823 tmp = RREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL); 824 tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK; 825 tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT; 826 WREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL, tmp); 827 828 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA0, 829 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) | 830 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) | 831 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) | 832 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT))); 833 834 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXB0, 835 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) | 836 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) | 837 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) | 838 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT))); 839 840 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUX, 841 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) | 842 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) | 843 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT))); 844 845 vcn_v1_0_mc_resume_spg_mode(adev); 846 847 WREG32_SOC15(UVD, 0, mmUVD_REG_XX_MASK_1_0, 0x10); 848 WREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0, 849 RREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0) | 0x3); 850 851 /* enable VCPU clock */ 852 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CNTL, UVD_VCPU_CNTL__CLK_EN_MASK); 853 854 /* boot up the VCPU */ 855 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0, 856 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 857 858 /* enable UMC */ 859 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0, 860 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 861 862 tmp = RREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET); 863 tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK; 864 tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK; 865 WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET, tmp); 866 867 for (i = 0; i < 10; ++i) { 868 uint32_t status; 869 870 for (j = 0; j < 100; ++j) { 871 status = RREG32_SOC15(UVD, 0, mmUVD_STATUS); 872 if (status & UVD_STATUS__IDLE) 873 break; 874 mdelay(10); 875 } 876 r = 0; 877 if (status & UVD_STATUS__IDLE) 878 break; 879 880 DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n"); 881 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 882 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK, 883 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 884 mdelay(10); 885 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0, 886 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 887 mdelay(10); 888 r = -1; 889 } 890 891 if (r) { 892 DRM_ERROR("VCN decode not responding, giving up!!!\n"); 893 return r; 894 } 895 /* enable master interrupt */ 896 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 897 UVD_MASTINT_EN__VCPU_EN_MASK, ~UVD_MASTINT_EN__VCPU_EN_MASK); 898 899 /* enable system interrupt for JRBC, TODO: move to set interrupt*/ 900 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SYS_INT_EN), 901 UVD_SYS_INT_EN__UVD_JRBC_EN_MASK, 902 ~UVD_SYS_INT_EN__UVD_JRBC_EN_MASK); 903 904 /* clear the busy bit of UVD_STATUS */ 905 tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) & ~UVD_STATUS__UVD_BUSY; 906 WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp); 907 908 /* force RBC into idle state */ 909 rb_bufsz = order_base_2(ring->ring_size); 910 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); 911 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); 912 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 913 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); 914 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); 915 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp); 916 917 /* set the write pointer delay */ 918 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0); 919 920 /* set the wb address */ 921 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR, 922 (upper_32_bits(ring->gpu_addr) >> 2)); 923 924 /* program the RB_BASE for ring buffer */ 925 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW, 926 lower_32_bits(ring->gpu_addr)); 927 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH, 928 upper_32_bits(ring->gpu_addr)); 929 930 /* Initialize the ring buffer's read and write pointers */ 931 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0); 932 933 WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0); 934 935 ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR); 936 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 937 lower_32_bits(ring->wptr)); 938 939 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0, 940 ~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK); 941 942 ring = &adev->vcn.inst->ring_enc[0]; 943 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr)); 944 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); 945 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr); 946 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr)); 947 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4); 948 949 ring = &adev->vcn.inst->ring_enc[1]; 950 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr)); 951 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); 952 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr); 953 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr)); 954 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4); 955 956 jpeg_v1_0_start(adev, 0); 957 958 return 0; 959 } 960 961 static int vcn_v1_0_start_dpg_mode(struct amdgpu_device *adev) 962 { 963 struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec; 964 uint32_t rb_bufsz, tmp; 965 uint32_t lmi_swap_cntl; 966 967 /* disable byte swapping */ 968 lmi_swap_cntl = 0; 969 970 vcn_1_0_enable_static_power_gating(adev); 971 972 /* enable dynamic power gating mode */ 973 tmp = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS); 974 tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK; 975 tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK; 976 WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, tmp); 977 978 /* enable clock gating */ 979 vcn_v1_0_clock_gating_dpg_mode(adev, 0); 980 981 /* enable VCPU clock */ 982 tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT); 983 tmp |= UVD_VCPU_CNTL__CLK_EN_MASK; 984 tmp |= UVD_VCPU_CNTL__MIF_WR_LOW_THRESHOLD_BP_MASK; 985 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CNTL, tmp, 0xFFFFFFFF, 0); 986 987 /* disable interupt */ 988 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN, 989 0, UVD_MASTINT_EN__VCPU_EN_MASK, 0); 990 991 /* initialize VCN memory controller */ 992 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL, 993 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) | 994 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 995 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 996 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK | 997 UVD_LMI_CTRL__REQ_MODE_MASK | 998 UVD_LMI_CTRL__CRC_RESET_MASK | 999 UVD_LMI_CTRL__MASK_MC_URGENT_MASK | 1000 0x00100000L, 0xFFFFFFFF, 0); 1001 1002 #ifdef __BIG_ENDIAN 1003 /* swap (8 in 32) RB and IB */ 1004 lmi_swap_cntl = 0xa; 1005 #endif 1006 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl, 0xFFFFFFFF, 0); 1007 1008 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_CNTL, 1009 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0xFFFFFFFF, 0); 1010 1011 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXA0, 1012 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) | 1013 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) | 1014 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) | 1015 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0xFFFFFFFF, 0); 1016 1017 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXB0, 1018 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) | 1019 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) | 1020 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) | 1021 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0xFFFFFFFF, 0); 1022 1023 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUX, 1024 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) | 1025 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) | 1026 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0xFFFFFFFF, 0); 1027 1028 vcn_v1_0_mc_resume_dpg_mode(adev); 1029 1030 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_REG_XX_MASK, 0x10, 0xFFFFFFFF, 0); 1031 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK, 0x3, 0xFFFFFFFF, 0); 1032 1033 /* boot up the VCPU */ 1034 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SOFT_RESET, 0, 0xFFFFFFFF, 0); 1035 1036 /* enable UMC */ 1037 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL2, 1038 0x1F << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT, 1039 0xFFFFFFFF, 0); 1040 1041 /* enable master interrupt */ 1042 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN, 1043 UVD_MASTINT_EN__VCPU_EN_MASK, UVD_MASTINT_EN__VCPU_EN_MASK, 0); 1044 1045 vcn_v1_0_clock_gating_dpg_mode(adev, 1); 1046 /* setup mmUVD_LMI_CTRL */ 1047 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL, 1048 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) | 1049 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 1050 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 1051 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK | 1052 UVD_LMI_CTRL__REQ_MODE_MASK | 1053 UVD_LMI_CTRL__CRC_RESET_MASK | 1054 UVD_LMI_CTRL__MASK_MC_URGENT_MASK | 1055 0x00100000L, 0xFFFFFFFF, 1); 1056 1057 tmp = adev->gfx.config.gb_addr_config; 1058 /* setup VCN global tiling registers */ 1059 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1); 1060 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1); 1061 1062 /* enable System Interrupt for JRBC */ 1063 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SYS_INT_EN, 1064 UVD_SYS_INT_EN__UVD_JRBC_EN_MASK, 0xFFFFFFFF, 1); 1065 1066 /* force RBC into idle state */ 1067 rb_bufsz = order_base_2(ring->ring_size); 1068 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); 1069 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); 1070 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 1071 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); 1072 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); 1073 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp); 1074 1075 /* set the write pointer delay */ 1076 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0); 1077 1078 /* set the wb address */ 1079 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR, 1080 (upper_32_bits(ring->gpu_addr) >> 2)); 1081 1082 /* program the RB_BASE for ring buffer */ 1083 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW, 1084 lower_32_bits(ring->gpu_addr)); 1085 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH, 1086 upper_32_bits(ring->gpu_addr)); 1087 1088 /* Initialize the ring buffer's read and write pointers */ 1089 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0); 1090 1091 WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0); 1092 1093 ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR); 1094 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 1095 lower_32_bits(ring->wptr)); 1096 1097 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0, 1098 ~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK); 1099 1100 jpeg_v1_0_start(adev, 1); 1101 1102 return 0; 1103 } 1104 1105 static int vcn_v1_0_start(struct amdgpu_device *adev) 1106 { 1107 int r; 1108 1109 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) 1110 r = vcn_v1_0_start_dpg_mode(adev); 1111 else 1112 r = vcn_v1_0_start_spg_mode(adev); 1113 return r; 1114 } 1115 1116 /** 1117 * vcn_v1_0_stop - stop VCN block 1118 * 1119 * @adev: amdgpu_device pointer 1120 * 1121 * stop the VCN block 1122 */ 1123 static int vcn_v1_0_stop_spg_mode(struct amdgpu_device *adev) 1124 { 1125 int tmp; 1126 1127 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7); 1128 1129 tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK | 1130 UVD_LMI_STATUS__READ_CLEAN_MASK | 1131 UVD_LMI_STATUS__WRITE_CLEAN_MASK | 1132 UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK; 1133 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp); 1134 1135 /* put VCPU into reset */ 1136 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 1137 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK, 1138 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 1139 1140 tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK | 1141 UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK; 1142 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp); 1143 1144 /* disable VCPU clock */ 1145 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL), 0, 1146 ~UVD_VCPU_CNTL__CLK_EN_MASK); 1147 1148 /* reset LMI UMC/LMI */ 1149 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 1150 UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK, 1151 ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK); 1152 1153 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 1154 UVD_SOFT_RESET__LMI_SOFT_RESET_MASK, 1155 ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK); 1156 1157 WREG32_SOC15(UVD, 0, mmUVD_STATUS, 0); 1158 1159 vcn_v1_0_enable_clock_gating(adev); 1160 vcn_1_0_enable_static_power_gating(adev); 1161 return 0; 1162 } 1163 1164 static int vcn_v1_0_stop_dpg_mode(struct amdgpu_device *adev) 1165 { 1166 uint32_t tmp; 1167 1168 /* Wait for power status to be UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF */ 1169 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1170 UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF, 1171 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1172 1173 /* wait for read ptr to be equal to write ptr */ 1174 tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR); 1175 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF); 1176 1177 tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2); 1178 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF); 1179 1180 tmp = RREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR); 1181 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_JRBC_RB_RPTR, tmp, 0xFFFFFFFF); 1182 1183 tmp = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF; 1184 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF); 1185 1186 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1187 UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF, 1188 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1189 1190 /* disable dynamic power gating mode */ 1191 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 0, 1192 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK); 1193 1194 return 0; 1195 } 1196 1197 static int vcn_v1_0_stop(struct amdgpu_device *adev) 1198 { 1199 int r; 1200 1201 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) 1202 r = vcn_v1_0_stop_dpg_mode(adev); 1203 else 1204 r = vcn_v1_0_stop_spg_mode(adev); 1205 1206 return r; 1207 } 1208 1209 static int vcn_v1_0_pause_dpg_mode(struct amdgpu_device *adev, 1210 int inst_idx, struct dpg_pause_state *new_state) 1211 { 1212 int ret_code; 1213 uint32_t reg_data = 0; 1214 uint32_t reg_data2 = 0; 1215 struct amdgpu_ring *ring; 1216 1217 /* pause/unpause if state is changed */ 1218 if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) { 1219 DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d", 1220 adev->vcn.inst[inst_idx].pause_state.fw_based, 1221 adev->vcn.inst[inst_idx].pause_state.jpeg, 1222 new_state->fw_based, new_state->jpeg); 1223 1224 reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) & 1225 (~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK); 1226 1227 if (new_state->fw_based == VCN_DPG_STATE__PAUSE) { 1228 ret_code = 0; 1229 1230 if (!(reg_data & UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK)) 1231 ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1232 UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF, 1233 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1234 1235 if (!ret_code) { 1236 /* pause DPG non-jpeg */ 1237 reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK; 1238 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data); 1239 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE, 1240 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK, 1241 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK); 1242 1243 /* Restore */ 1244 ring = &adev->vcn.inst->ring_enc[0]; 1245 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr); 1246 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr)); 1247 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4); 1248 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr)); 1249 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); 1250 1251 ring = &adev->vcn.inst->ring_enc[1]; 1252 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr); 1253 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr)); 1254 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4); 1255 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr)); 1256 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); 1257 1258 ring = &adev->vcn.inst->ring_dec; 1259 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 1260 RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF); 1261 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1262 UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, 1263 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1264 } 1265 } else { 1266 /* unpause dpg non-jpeg, no need to wait */ 1267 reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK; 1268 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data); 1269 } 1270 adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based; 1271 } 1272 1273 /* pause/unpause if state is changed */ 1274 if (adev->vcn.inst[inst_idx].pause_state.jpeg != new_state->jpeg) { 1275 DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d", 1276 adev->vcn.inst[inst_idx].pause_state.fw_based, 1277 adev->vcn.inst[inst_idx].pause_state.jpeg, 1278 new_state->fw_based, new_state->jpeg); 1279 1280 reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) & 1281 (~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK); 1282 1283 if (new_state->jpeg == VCN_DPG_STATE__PAUSE) { 1284 ret_code = 0; 1285 1286 if (!(reg_data & UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK)) 1287 ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1288 UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF, 1289 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1290 1291 if (!ret_code) { 1292 /* Make sure JPRG Snoop is disabled before sending the pause */ 1293 reg_data2 = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS); 1294 reg_data2 |= UVD_POWER_STATUS__JRBC_SNOOP_DIS_MASK; 1295 WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, reg_data2); 1296 1297 /* pause DPG jpeg */ 1298 reg_data |= UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK; 1299 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data); 1300 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE, 1301 UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK, 1302 UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK); 1303 1304 /* Restore */ 1305 ring = &adev->jpeg.inst->ring_dec; 1306 WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_VMID, 0); 1307 WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL, 1308 UVD_JRBC_RB_CNTL__RB_NO_FETCH_MASK | 1309 UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK); 1310 WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW, 1311 lower_32_bits(ring->gpu_addr)); 1312 WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH, 1313 upper_32_bits(ring->gpu_addr)); 1314 WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_RPTR, ring->wptr); 1315 WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR, ring->wptr); 1316 WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL, 1317 UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK); 1318 1319 ring = &adev->vcn.inst->ring_dec; 1320 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 1321 RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF); 1322 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1323 UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, 1324 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1325 } 1326 } else { 1327 /* unpause dpg jpeg, no need to wait */ 1328 reg_data &= ~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK; 1329 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data); 1330 } 1331 adev->vcn.inst[inst_idx].pause_state.jpeg = new_state->jpeg; 1332 } 1333 1334 return 0; 1335 } 1336 1337 static bool vcn_v1_0_is_idle(void *handle) 1338 { 1339 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1340 1341 return (RREG32_SOC15(VCN, 0, mmUVD_STATUS) == UVD_STATUS__IDLE); 1342 } 1343 1344 static int vcn_v1_0_wait_for_idle(void *handle) 1345 { 1346 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1347 int ret; 1348 1349 ret = SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_STATUS, UVD_STATUS__IDLE, 1350 UVD_STATUS__IDLE); 1351 1352 return ret; 1353 } 1354 1355 static int vcn_v1_0_set_clockgating_state(void *handle, 1356 enum amd_clockgating_state state) 1357 { 1358 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1359 bool enable = (state == AMD_CG_STATE_GATE); 1360 1361 if (enable) { 1362 /* wait for STATUS to clear */ 1363 if (!vcn_v1_0_is_idle(handle)) 1364 return -EBUSY; 1365 vcn_v1_0_enable_clock_gating(adev); 1366 } else { 1367 /* disable HW gating and enable Sw gating */ 1368 vcn_v1_0_disable_clock_gating(adev); 1369 } 1370 return 0; 1371 } 1372 1373 /** 1374 * vcn_v1_0_dec_ring_get_rptr - get read pointer 1375 * 1376 * @ring: amdgpu_ring pointer 1377 * 1378 * Returns the current hardware read pointer 1379 */ 1380 static uint64_t vcn_v1_0_dec_ring_get_rptr(struct amdgpu_ring *ring) 1381 { 1382 struct amdgpu_device *adev = ring->adev; 1383 1384 return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR); 1385 } 1386 1387 /** 1388 * vcn_v1_0_dec_ring_get_wptr - get write pointer 1389 * 1390 * @ring: amdgpu_ring pointer 1391 * 1392 * Returns the current hardware write pointer 1393 */ 1394 static uint64_t vcn_v1_0_dec_ring_get_wptr(struct amdgpu_ring *ring) 1395 { 1396 struct amdgpu_device *adev = ring->adev; 1397 1398 return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR); 1399 } 1400 1401 /** 1402 * vcn_v1_0_dec_ring_set_wptr - set write pointer 1403 * 1404 * @ring: amdgpu_ring pointer 1405 * 1406 * Commits the write pointer to the hardware 1407 */ 1408 static void vcn_v1_0_dec_ring_set_wptr(struct amdgpu_ring *ring) 1409 { 1410 struct amdgpu_device *adev = ring->adev; 1411 1412 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) 1413 WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 1414 lower_32_bits(ring->wptr) | 0x80000000); 1415 1416 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr)); 1417 } 1418 1419 /** 1420 * vcn_v1_0_dec_ring_insert_start - insert a start command 1421 * 1422 * @ring: amdgpu_ring pointer 1423 * 1424 * Write a start command to the ring. 1425 */ 1426 static void vcn_v1_0_dec_ring_insert_start(struct amdgpu_ring *ring) 1427 { 1428 struct amdgpu_device *adev = ring->adev; 1429 1430 amdgpu_ring_write(ring, 1431 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0)); 1432 amdgpu_ring_write(ring, 0); 1433 amdgpu_ring_write(ring, 1434 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); 1435 amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_START << 1); 1436 } 1437 1438 /** 1439 * vcn_v1_0_dec_ring_insert_end - insert a end command 1440 * 1441 * @ring: amdgpu_ring pointer 1442 * 1443 * Write a end command to the ring. 1444 */ 1445 static void vcn_v1_0_dec_ring_insert_end(struct amdgpu_ring *ring) 1446 { 1447 struct amdgpu_device *adev = ring->adev; 1448 1449 amdgpu_ring_write(ring, 1450 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); 1451 amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_END << 1); 1452 } 1453 1454 /** 1455 * vcn_v1_0_dec_ring_emit_fence - emit an fence & trap command 1456 * 1457 * @ring: amdgpu_ring pointer 1458 * @fence: fence to emit 1459 * 1460 * Write a fence and a trap command to the ring. 1461 */ 1462 static void vcn_v1_0_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq, 1463 unsigned flags) 1464 { 1465 struct amdgpu_device *adev = ring->adev; 1466 1467 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); 1468 1469 amdgpu_ring_write(ring, 1470 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0)); 1471 amdgpu_ring_write(ring, seq); 1472 amdgpu_ring_write(ring, 1473 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0)); 1474 amdgpu_ring_write(ring, addr & 0xffffffff); 1475 amdgpu_ring_write(ring, 1476 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0)); 1477 amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff); 1478 amdgpu_ring_write(ring, 1479 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); 1480 amdgpu_ring_write(ring, VCN_DEC_CMD_FENCE << 1); 1481 1482 amdgpu_ring_write(ring, 1483 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0)); 1484 amdgpu_ring_write(ring, 0); 1485 amdgpu_ring_write(ring, 1486 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0)); 1487 amdgpu_ring_write(ring, 0); 1488 amdgpu_ring_write(ring, 1489 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); 1490 amdgpu_ring_write(ring, VCN_DEC_CMD_TRAP << 1); 1491 } 1492 1493 /** 1494 * vcn_v1_0_dec_ring_emit_ib - execute indirect buffer 1495 * 1496 * @ring: amdgpu_ring pointer 1497 * @ib: indirect buffer to execute 1498 * 1499 * Write ring commands to execute the indirect buffer 1500 */ 1501 static void vcn_v1_0_dec_ring_emit_ib(struct amdgpu_ring *ring, 1502 struct amdgpu_job *job, 1503 struct amdgpu_ib *ib, 1504 uint32_t flags) 1505 { 1506 struct amdgpu_device *adev = ring->adev; 1507 unsigned vmid = AMDGPU_JOB_GET_VMID(job); 1508 1509 amdgpu_ring_write(ring, 1510 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_VMID), 0)); 1511 amdgpu_ring_write(ring, vmid); 1512 1513 amdgpu_ring_write(ring, 1514 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0)); 1515 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 1516 amdgpu_ring_write(ring, 1517 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0)); 1518 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 1519 amdgpu_ring_write(ring, 1520 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_IB_SIZE), 0)); 1521 amdgpu_ring_write(ring, ib->length_dw); 1522 } 1523 1524 static void vcn_v1_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring, 1525 uint32_t reg, uint32_t val, 1526 uint32_t mask) 1527 { 1528 struct amdgpu_device *adev = ring->adev; 1529 1530 amdgpu_ring_write(ring, 1531 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0)); 1532 amdgpu_ring_write(ring, reg << 2); 1533 amdgpu_ring_write(ring, 1534 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0)); 1535 amdgpu_ring_write(ring, val); 1536 amdgpu_ring_write(ring, 1537 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH8), 0)); 1538 amdgpu_ring_write(ring, mask); 1539 amdgpu_ring_write(ring, 1540 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); 1541 amdgpu_ring_write(ring, VCN_DEC_CMD_REG_READ_COND_WAIT << 1); 1542 } 1543 1544 static void vcn_v1_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring, 1545 unsigned vmid, uint64_t pd_addr) 1546 { 1547 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub]; 1548 uint32_t data0, data1, mask; 1549 1550 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); 1551 1552 /* wait for register write */ 1553 data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance; 1554 data1 = lower_32_bits(pd_addr); 1555 mask = 0xffffffff; 1556 vcn_v1_0_dec_ring_emit_reg_wait(ring, data0, data1, mask); 1557 } 1558 1559 static void vcn_v1_0_dec_ring_emit_wreg(struct amdgpu_ring *ring, 1560 uint32_t reg, uint32_t val) 1561 { 1562 struct amdgpu_device *adev = ring->adev; 1563 1564 amdgpu_ring_write(ring, 1565 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0)); 1566 amdgpu_ring_write(ring, reg << 2); 1567 amdgpu_ring_write(ring, 1568 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0)); 1569 amdgpu_ring_write(ring, val); 1570 amdgpu_ring_write(ring, 1571 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); 1572 amdgpu_ring_write(ring, VCN_DEC_CMD_WRITE_REG << 1); 1573 } 1574 1575 /** 1576 * vcn_v1_0_enc_ring_get_rptr - get enc read pointer 1577 * 1578 * @ring: amdgpu_ring pointer 1579 * 1580 * Returns the current hardware enc read pointer 1581 */ 1582 static uint64_t vcn_v1_0_enc_ring_get_rptr(struct amdgpu_ring *ring) 1583 { 1584 struct amdgpu_device *adev = ring->adev; 1585 1586 if (ring == &adev->vcn.inst->ring_enc[0]) 1587 return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR); 1588 else 1589 return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2); 1590 } 1591 1592 /** 1593 * vcn_v1_0_enc_ring_get_wptr - get enc write pointer 1594 * 1595 * @ring: amdgpu_ring pointer 1596 * 1597 * Returns the current hardware enc write pointer 1598 */ 1599 static uint64_t vcn_v1_0_enc_ring_get_wptr(struct amdgpu_ring *ring) 1600 { 1601 struct amdgpu_device *adev = ring->adev; 1602 1603 if (ring == &adev->vcn.inst->ring_enc[0]) 1604 return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR); 1605 else 1606 return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2); 1607 } 1608 1609 /** 1610 * vcn_v1_0_enc_ring_set_wptr - set enc write pointer 1611 * 1612 * @ring: amdgpu_ring pointer 1613 * 1614 * Commits the enc write pointer to the hardware 1615 */ 1616 static void vcn_v1_0_enc_ring_set_wptr(struct amdgpu_ring *ring) 1617 { 1618 struct amdgpu_device *adev = ring->adev; 1619 1620 if (ring == &adev->vcn.inst->ring_enc[0]) 1621 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, 1622 lower_32_bits(ring->wptr)); 1623 else 1624 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, 1625 lower_32_bits(ring->wptr)); 1626 } 1627 1628 /** 1629 * vcn_v1_0_enc_ring_emit_fence - emit an enc fence & trap command 1630 * 1631 * @ring: amdgpu_ring pointer 1632 * @fence: fence to emit 1633 * 1634 * Write enc a fence and a trap command to the ring. 1635 */ 1636 static void vcn_v1_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, 1637 u64 seq, unsigned flags) 1638 { 1639 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); 1640 1641 amdgpu_ring_write(ring, VCN_ENC_CMD_FENCE); 1642 amdgpu_ring_write(ring, addr); 1643 amdgpu_ring_write(ring, upper_32_bits(addr)); 1644 amdgpu_ring_write(ring, seq); 1645 amdgpu_ring_write(ring, VCN_ENC_CMD_TRAP); 1646 } 1647 1648 static void vcn_v1_0_enc_ring_insert_end(struct amdgpu_ring *ring) 1649 { 1650 amdgpu_ring_write(ring, VCN_ENC_CMD_END); 1651 } 1652 1653 /** 1654 * vcn_v1_0_enc_ring_emit_ib - enc execute indirect buffer 1655 * 1656 * @ring: amdgpu_ring pointer 1657 * @ib: indirect buffer to execute 1658 * 1659 * Write enc ring commands to execute the indirect buffer 1660 */ 1661 static void vcn_v1_0_enc_ring_emit_ib(struct amdgpu_ring *ring, 1662 struct amdgpu_job *job, 1663 struct amdgpu_ib *ib, 1664 uint32_t flags) 1665 { 1666 unsigned vmid = AMDGPU_JOB_GET_VMID(job); 1667 1668 amdgpu_ring_write(ring, VCN_ENC_CMD_IB); 1669 amdgpu_ring_write(ring, vmid); 1670 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 1671 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 1672 amdgpu_ring_write(ring, ib->length_dw); 1673 } 1674 1675 static void vcn_v1_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring, 1676 uint32_t reg, uint32_t val, 1677 uint32_t mask) 1678 { 1679 amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WAIT); 1680 amdgpu_ring_write(ring, reg << 2); 1681 amdgpu_ring_write(ring, mask); 1682 amdgpu_ring_write(ring, val); 1683 } 1684 1685 static void vcn_v1_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring, 1686 unsigned int vmid, uint64_t pd_addr) 1687 { 1688 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub]; 1689 1690 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); 1691 1692 /* wait for reg writes */ 1693 vcn_v1_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 + 1694 vmid * hub->ctx_addr_distance, 1695 lower_32_bits(pd_addr), 0xffffffff); 1696 } 1697 1698 static void vcn_v1_0_enc_ring_emit_wreg(struct amdgpu_ring *ring, 1699 uint32_t reg, uint32_t val) 1700 { 1701 amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WRITE); 1702 amdgpu_ring_write(ring, reg << 2); 1703 amdgpu_ring_write(ring, val); 1704 } 1705 1706 static int vcn_v1_0_set_interrupt_state(struct amdgpu_device *adev, 1707 struct amdgpu_irq_src *source, 1708 unsigned type, 1709 enum amdgpu_interrupt_state state) 1710 { 1711 return 0; 1712 } 1713 1714 static int vcn_v1_0_process_interrupt(struct amdgpu_device *adev, 1715 struct amdgpu_irq_src *source, 1716 struct amdgpu_iv_entry *entry) 1717 { 1718 DRM_DEBUG("IH: VCN TRAP\n"); 1719 1720 switch (entry->src_id) { 1721 case 124: 1722 amdgpu_fence_process(&adev->vcn.inst->ring_dec); 1723 break; 1724 case 119: 1725 amdgpu_fence_process(&adev->vcn.inst->ring_enc[0]); 1726 break; 1727 case 120: 1728 amdgpu_fence_process(&adev->vcn.inst->ring_enc[1]); 1729 break; 1730 default: 1731 DRM_ERROR("Unhandled interrupt: %d %d\n", 1732 entry->src_id, entry->src_data[0]); 1733 break; 1734 } 1735 1736 return 0; 1737 } 1738 1739 static void vcn_v1_0_dec_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count) 1740 { 1741 struct amdgpu_device *adev = ring->adev; 1742 int i; 1743 1744 WARN_ON(ring->wptr % 2 || count % 2); 1745 1746 for (i = 0; i < count / 2; i++) { 1747 amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP), 0)); 1748 amdgpu_ring_write(ring, 0); 1749 } 1750 } 1751 1752 static int vcn_v1_0_set_powergating_state(void *handle, 1753 enum amd_powergating_state state) 1754 { 1755 /* This doesn't actually powergate the VCN block. 1756 * That's done in the dpm code via the SMC. This 1757 * just re-inits the block as necessary. The actual 1758 * gating still happens in the dpm code. We should 1759 * revisit this when there is a cleaner line between 1760 * the smc and the hw blocks 1761 */ 1762 int ret; 1763 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1764 1765 if(state == adev->vcn.cur_state) 1766 return 0; 1767 1768 if (state == AMD_PG_STATE_GATE) 1769 ret = vcn_v1_0_stop(adev); 1770 else 1771 ret = vcn_v1_0_start(adev); 1772 1773 if(!ret) 1774 adev->vcn.cur_state = state; 1775 return ret; 1776 } 1777 1778 static void vcn_v1_0_idle_work_handler(struct work_struct *work) 1779 { 1780 struct amdgpu_device *adev = 1781 container_of(work, struct amdgpu_device, vcn.idle_work.work); 1782 unsigned int fences = 0, i; 1783 1784 for (i = 0; i < adev->vcn.num_enc_rings; ++i) 1785 fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]); 1786 1787 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) { 1788 struct dpg_pause_state new_state; 1789 1790 if (fences) 1791 new_state.fw_based = VCN_DPG_STATE__PAUSE; 1792 else 1793 new_state.fw_based = VCN_DPG_STATE__UNPAUSE; 1794 1795 if (amdgpu_fence_count_emitted(&adev->jpeg.inst->ring_dec)) 1796 new_state.jpeg = VCN_DPG_STATE__PAUSE; 1797 else 1798 new_state.jpeg = VCN_DPG_STATE__UNPAUSE; 1799 1800 adev->vcn.pause_dpg_mode(adev, 0, &new_state); 1801 } 1802 1803 fences += amdgpu_fence_count_emitted(&adev->jpeg.inst->ring_dec); 1804 fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_dec); 1805 1806 if (fences == 0) { 1807 amdgpu_gfx_off_ctrl(adev, true); 1808 if (adev->pm.dpm_enabled) 1809 amdgpu_dpm_enable_uvd(adev, false); 1810 else 1811 amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN, 1812 AMD_PG_STATE_GATE); 1813 } else { 1814 schedule_delayed_work(&adev->vcn.idle_work, VCN_IDLE_TIMEOUT); 1815 } 1816 } 1817 1818 static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring) 1819 { 1820 struct amdgpu_device *adev = ring->adev; 1821 bool set_clocks = !cancel_delayed_work_sync(&adev->vcn.idle_work); 1822 1823 mutex_lock(&adev->vcn.vcn1_jpeg1_workaround); 1824 1825 if (amdgpu_fence_wait_empty(&ring->adev->jpeg.inst->ring_dec)) 1826 DRM_ERROR("VCN dec: jpeg dec ring may not be empty\n"); 1827 1828 vcn_v1_0_set_pg_for_begin_use(ring, set_clocks); 1829 1830 } 1831 1832 void vcn_v1_0_set_pg_for_begin_use(struct amdgpu_ring *ring, bool set_clocks) 1833 { 1834 struct amdgpu_device *adev = ring->adev; 1835 1836 if (set_clocks) { 1837 amdgpu_gfx_off_ctrl(adev, false); 1838 if (adev->pm.dpm_enabled) 1839 amdgpu_dpm_enable_uvd(adev, true); 1840 else 1841 amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN, 1842 AMD_PG_STATE_UNGATE); 1843 } 1844 1845 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) { 1846 struct dpg_pause_state new_state; 1847 unsigned int fences = 0, i; 1848 1849 for (i = 0; i < adev->vcn.num_enc_rings; ++i) 1850 fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]); 1851 1852 if (fences) 1853 new_state.fw_based = VCN_DPG_STATE__PAUSE; 1854 else 1855 new_state.fw_based = VCN_DPG_STATE__UNPAUSE; 1856 1857 if (amdgpu_fence_count_emitted(&adev->jpeg.inst->ring_dec)) 1858 new_state.jpeg = VCN_DPG_STATE__PAUSE; 1859 else 1860 new_state.jpeg = VCN_DPG_STATE__UNPAUSE; 1861 1862 if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC) 1863 new_state.fw_based = VCN_DPG_STATE__PAUSE; 1864 else if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_JPEG) 1865 new_state.jpeg = VCN_DPG_STATE__PAUSE; 1866 1867 adev->vcn.pause_dpg_mode(adev, 0, &new_state); 1868 } 1869 } 1870 1871 void vcn_v1_0_ring_end_use(struct amdgpu_ring *ring) 1872 { 1873 schedule_delayed_work(&ring->adev->vcn.idle_work, VCN_IDLE_TIMEOUT); 1874 mutex_unlock(&ring->adev->vcn.vcn1_jpeg1_workaround); 1875 } 1876 1877 static const struct amd_ip_funcs vcn_v1_0_ip_funcs = { 1878 .name = "vcn_v1_0", 1879 .early_init = vcn_v1_0_early_init, 1880 .late_init = NULL, 1881 .sw_init = vcn_v1_0_sw_init, 1882 .sw_fini = vcn_v1_0_sw_fini, 1883 .hw_init = vcn_v1_0_hw_init, 1884 .hw_fini = vcn_v1_0_hw_fini, 1885 .suspend = vcn_v1_0_suspend, 1886 .resume = vcn_v1_0_resume, 1887 .is_idle = vcn_v1_0_is_idle, 1888 .wait_for_idle = vcn_v1_0_wait_for_idle, 1889 .check_soft_reset = NULL /* vcn_v1_0_check_soft_reset */, 1890 .pre_soft_reset = NULL /* vcn_v1_0_pre_soft_reset */, 1891 .soft_reset = NULL /* vcn_v1_0_soft_reset */, 1892 .post_soft_reset = NULL /* vcn_v1_0_post_soft_reset */, 1893 .set_clockgating_state = vcn_v1_0_set_clockgating_state, 1894 .set_powergating_state = vcn_v1_0_set_powergating_state, 1895 }; 1896 1897 static const struct amdgpu_ring_funcs vcn_v1_0_dec_ring_vm_funcs = { 1898 .type = AMDGPU_RING_TYPE_VCN_DEC, 1899 .align_mask = 0xf, 1900 .support_64bit_ptrs = false, 1901 .no_user_fence = true, 1902 .vmhub = AMDGPU_MMHUB_0, 1903 .get_rptr = vcn_v1_0_dec_ring_get_rptr, 1904 .get_wptr = vcn_v1_0_dec_ring_get_wptr, 1905 .set_wptr = vcn_v1_0_dec_ring_set_wptr, 1906 .emit_frame_size = 1907 6 + 6 + /* hdp invalidate / flush */ 1908 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 + 1909 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 + 1910 8 + /* vcn_v1_0_dec_ring_emit_vm_flush */ 1911 14 + 14 + /* vcn_v1_0_dec_ring_emit_fence x2 vm fence */ 1912 6, 1913 .emit_ib_size = 8, /* vcn_v1_0_dec_ring_emit_ib */ 1914 .emit_ib = vcn_v1_0_dec_ring_emit_ib, 1915 .emit_fence = vcn_v1_0_dec_ring_emit_fence, 1916 .emit_vm_flush = vcn_v1_0_dec_ring_emit_vm_flush, 1917 .test_ring = amdgpu_vcn_dec_ring_test_ring, 1918 .test_ib = amdgpu_vcn_dec_ring_test_ib, 1919 .insert_nop = vcn_v1_0_dec_ring_insert_nop, 1920 .insert_start = vcn_v1_0_dec_ring_insert_start, 1921 .insert_end = vcn_v1_0_dec_ring_insert_end, 1922 .pad_ib = amdgpu_ring_generic_pad_ib, 1923 .begin_use = vcn_v1_0_ring_begin_use, 1924 .end_use = vcn_v1_0_ring_end_use, 1925 .emit_wreg = vcn_v1_0_dec_ring_emit_wreg, 1926 .emit_reg_wait = vcn_v1_0_dec_ring_emit_reg_wait, 1927 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 1928 }; 1929 1930 static const struct amdgpu_ring_funcs vcn_v1_0_enc_ring_vm_funcs = { 1931 .type = AMDGPU_RING_TYPE_VCN_ENC, 1932 .align_mask = 0x3f, 1933 .nop = VCN_ENC_CMD_NO_OP, 1934 .support_64bit_ptrs = false, 1935 .no_user_fence = true, 1936 .vmhub = AMDGPU_MMHUB_0, 1937 .get_rptr = vcn_v1_0_enc_ring_get_rptr, 1938 .get_wptr = vcn_v1_0_enc_ring_get_wptr, 1939 .set_wptr = vcn_v1_0_enc_ring_set_wptr, 1940 .emit_frame_size = 1941 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 + 1942 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 + 1943 4 + /* vcn_v1_0_enc_ring_emit_vm_flush */ 1944 5 + 5 + /* vcn_v1_0_enc_ring_emit_fence x2 vm fence */ 1945 1, /* vcn_v1_0_enc_ring_insert_end */ 1946 .emit_ib_size = 5, /* vcn_v1_0_enc_ring_emit_ib */ 1947 .emit_ib = vcn_v1_0_enc_ring_emit_ib, 1948 .emit_fence = vcn_v1_0_enc_ring_emit_fence, 1949 .emit_vm_flush = vcn_v1_0_enc_ring_emit_vm_flush, 1950 .test_ring = amdgpu_vcn_enc_ring_test_ring, 1951 .test_ib = amdgpu_vcn_enc_ring_test_ib, 1952 .insert_nop = amdgpu_ring_insert_nop, 1953 .insert_end = vcn_v1_0_enc_ring_insert_end, 1954 .pad_ib = amdgpu_ring_generic_pad_ib, 1955 .begin_use = vcn_v1_0_ring_begin_use, 1956 .end_use = vcn_v1_0_ring_end_use, 1957 .emit_wreg = vcn_v1_0_enc_ring_emit_wreg, 1958 .emit_reg_wait = vcn_v1_0_enc_ring_emit_reg_wait, 1959 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 1960 }; 1961 1962 static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev) 1963 { 1964 adev->vcn.inst->ring_dec.funcs = &vcn_v1_0_dec_ring_vm_funcs; 1965 DRM_INFO("VCN decode is enabled in VM mode\n"); 1966 } 1967 1968 static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev) 1969 { 1970 int i; 1971 1972 for (i = 0; i < adev->vcn.num_enc_rings; ++i) 1973 adev->vcn.inst->ring_enc[i].funcs = &vcn_v1_0_enc_ring_vm_funcs; 1974 1975 DRM_INFO("VCN encode is enabled in VM mode\n"); 1976 } 1977 1978 static const struct amdgpu_irq_src_funcs vcn_v1_0_irq_funcs = { 1979 .set = vcn_v1_0_set_interrupt_state, 1980 .process = vcn_v1_0_process_interrupt, 1981 }; 1982 1983 static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev) 1984 { 1985 adev->vcn.inst->irq.num_types = adev->vcn.num_enc_rings + 2; 1986 adev->vcn.inst->irq.funcs = &vcn_v1_0_irq_funcs; 1987 } 1988 1989 const struct amdgpu_ip_block_version vcn_v1_0_ip_block = 1990 { 1991 .type = AMD_IP_BLOCK_TYPE_VCN, 1992 .major = 1, 1993 .minor = 0, 1994 .rev = 0, 1995 .funcs = &vcn_v1_0_ip_funcs, 1996 }; 1997