1 /* 2 * Copyright 2025 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 "amdgpu.h" 25 #include "amdgpu_jpeg.h" 26 #include "amdgpu_pm.h" 27 #include "soc15.h" 28 #include "soc15d.h" 29 #include "jpeg_v2_0.h" 30 #include "jpeg_v4_0_3.h" 31 32 #include "vcn/vcn_5_3_0_offset.h" 33 #include "vcn/vcn_5_3_0_sh_mask.h" 34 #include "ivsrcid/vcn/irqsrcs_vcn_5_0.h" 35 #include "jpeg_v5_0_0.h" 36 #include "jpeg_v5_3_0.h" 37 38 static void jpeg_v5_3_0_set_dec_ring_funcs(struct amdgpu_device *adev); 39 static void jpeg_v5_3_0_set_irq_funcs(struct amdgpu_device *adev); 40 static int jpeg_v5_3_0_set_powergating_state(struct amdgpu_ip_block *ip_block, 41 enum amd_powergating_state state); 42 43 44 /** 45 * jpeg_v5_3_0_early_init - set function pointers 46 * 47 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance. 48 * 49 * Set ring and irq function pointers 50 */ 51 static int jpeg_v5_3_0_early_init(struct amdgpu_ip_block *ip_block) 52 { 53 struct amdgpu_device *adev = ip_block->adev; 54 55 adev->jpeg.num_jpeg_inst = 1; 56 adev->jpeg.num_jpeg_rings = 1; 57 58 jpeg_v5_3_0_set_dec_ring_funcs(adev); 59 jpeg_v5_3_0_set_irq_funcs(adev); 60 61 return 0; 62 } 63 64 /** 65 * jpeg_v5_3_0_sw_init - sw init for JPEG block 66 * 67 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance. 68 * 69 * Load firmware and sw initialization 70 */ 71 static int jpeg_v5_3_0_sw_init(struct amdgpu_ip_block *ip_block) 72 { 73 struct amdgpu_device *adev = ip_block->adev; 74 struct amdgpu_ring *ring; 75 int r; 76 77 /* JPEG TRAP */ 78 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, 79 VCN_5_0__SRCID__JPEG_DECODE, &adev->jpeg.inst->irq); 80 if (r) 81 return r; 82 83 r = amdgpu_jpeg_sw_init(adev); 84 if (r) 85 return r; 86 87 r = amdgpu_jpeg_resume(adev); 88 if (r) 89 return r; 90 91 ring = adev->jpeg.inst->ring_dec; 92 ring->use_doorbell = true; 93 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 1; 94 ring->vm_hub = AMDGPU_MMHUB0(0); 95 96 sprintf(ring->name, "jpeg_dec"); 97 r = amdgpu_ring_init(adev, ring, 512, &adev->jpeg.inst->irq, 0, 98 AMDGPU_RING_PRIO_DEFAULT, NULL); 99 if (r) 100 return r; 101 102 adev->jpeg.internal.jpeg_pitch[0] = regUVD_JPEG_PITCH_INTERNAL_OFFSET; 103 adev->jpeg.inst->external.jpeg_pitch[0] = SOC15_REG_OFFSET(JPEG, 0, regUVD_JPEG_PITCH); 104 105 /* TODO: Add queue reset mask when FW fully supports it */ 106 adev->jpeg.supported_reset = 107 amdgpu_get_soft_full_reset_mask(&adev->jpeg.inst[0].ring_dec[0]); 108 if (!amdgpu_sriov_vf(adev)) 109 adev->jpeg.supported_reset |= AMDGPU_RESET_TYPE_PER_QUEUE; 110 r = amdgpu_jpeg_sysfs_reset_mask_init(adev); 111 if (r) 112 return r; 113 return 0; 114 } 115 116 /** 117 * jpeg_v5_3_0_sw_fini - sw fini for JPEG block 118 * 119 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance. 120 * 121 * JPEG suspend and free up sw allocation 122 */ 123 static int jpeg_v5_3_0_sw_fini(struct amdgpu_ip_block *ip_block) 124 { 125 struct amdgpu_device *adev = ip_block->adev; 126 int r; 127 128 r = amdgpu_jpeg_suspend(adev); 129 if (r) 130 return r; 131 132 amdgpu_jpeg_sysfs_reset_mask_fini(adev); 133 r = amdgpu_jpeg_sw_fini(adev); 134 135 return r; 136 } 137 138 /** 139 * jpeg_v5_3_0_hw_init - start and test JPEG block 140 * 141 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance. 142 * 143 */ 144 static int jpeg_v5_3_0_hw_init(struct amdgpu_ip_block *ip_block) 145 { 146 struct amdgpu_device *adev = ip_block->adev; 147 struct amdgpu_ring *ring = adev->jpeg.inst->ring_dec; 148 int r; 149 150 adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell, 151 (adev->doorbell_index.vcn.vcn_ring0_1 << 1), 0); 152 153 /* Skip ring test because pause DPG is not implemented. */ 154 if (adev->pg_flags & AMD_PG_SUPPORT_JPEG_DPG) 155 return 0; 156 157 r = amdgpu_ring_test_helper(ring); 158 if (r) 159 return r; 160 161 return 0; 162 } 163 164 /** 165 * jpeg_v5_3_0_hw_fini - stop the hardware block 166 * 167 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance. 168 * 169 * Stop the JPEG block, mark ring as not ready any more 170 */ 171 static int jpeg_v5_3_0_hw_fini(struct amdgpu_ip_block *ip_block) 172 { 173 struct amdgpu_device *adev = ip_block->adev; 174 175 cancel_delayed_work_sync(&adev->jpeg.idle_work); 176 177 if (adev->jpeg.cur_state != AMD_PG_STATE_GATE && 178 RREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_STATUS)) 179 jpeg_v5_3_0_set_powergating_state(ip_block, AMD_PG_STATE_GATE); 180 181 return 0; 182 } 183 184 /** 185 * jpeg_v5_3_0_suspend - suspend JPEG block 186 * 187 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance. 188 * 189 * HW fini and suspend JPEG block 190 */ 191 static int jpeg_v5_3_0_suspend(struct amdgpu_ip_block *ip_block) 192 { 193 int r; 194 195 r = jpeg_v5_3_0_hw_fini(ip_block); 196 if (r) 197 return r; 198 199 r = amdgpu_jpeg_suspend(ip_block->adev); 200 201 return r; 202 } 203 204 /** 205 * jpeg_v5_3_0_resume - resume JPEG block 206 * 207 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance. 208 * 209 * Resume firmware and hw init JPEG block 210 */ 211 static int jpeg_v5_3_0_resume(struct amdgpu_ip_block *ip_block) 212 { 213 int r; 214 215 r = amdgpu_jpeg_resume(ip_block->adev); 216 if (r) 217 return r; 218 219 r = jpeg_v5_3_0_hw_init(ip_block); 220 221 return r; 222 } 223 224 static void jpeg_v5_3_0_disable_clock_gating(struct amdgpu_device *adev) 225 { 226 uint32_t data = 0; 227 228 WREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE, data); 229 230 data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL); 231 data &= ~(JPEG_CGC_CTRL__JPEG0_DEC_MODE_MASK 232 | JPEG_CGC_CTRL__JPEG_ENC_MODE_MASK); 233 WREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL, data); 234 } 235 236 static void jpeg_v5_3_0_enable_clock_gating(struct amdgpu_device *adev) 237 { 238 uint32_t data = 0; 239 240 data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL); 241 242 data |= 1 << JPEG_CGC_CTRL__JPEG0_DEC_MODE__SHIFT; 243 WREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL, data); 244 245 data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE); 246 data |= (JPEG_CGC_GATE__JPEG0_DEC_MASK 247 |JPEG_CGC_GATE__JPEG_ENC_MASK 248 |JPEG_CGC_GATE__JMCIF_MASK 249 |JPEG_CGC_GATE__JRBBM_MASK); 250 WREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE, data); 251 } 252 253 static int jpeg_v5_3_0_disable_power_gating(struct amdgpu_device *adev) 254 { 255 uint32_t data = 0; 256 257 data = 1 << UVD_IPX_DLDO_CONFIG_ONO1__ONO1_PWR_CONFIG__SHIFT; 258 WREG32_SOC15(JPEG, 0, regUVD_IPX_DLDO_CONFIG_ONO1, data); 259 SOC15_WAIT_ON_RREG(JPEG, 0, regUVD_IPX_DLDO_STATUS, 0, 260 UVD_IPX_DLDO_STATUS__ONO1_PWR_STATUS_MASK); 261 262 /* disable anti hang mechanism */ 263 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JPEG_POWER_STATUS), 0, 264 ~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK); 265 266 return 0; 267 } 268 269 static int jpeg_v5_3_0_enable_power_gating(struct amdgpu_device *adev) 270 { 271 /* enable anti hang mechanism */ 272 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JPEG_POWER_STATUS), 273 UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK, 274 ~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK); 275 276 if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) { 277 WREG32(SOC15_REG_OFFSET(JPEG, 0, regUVD_IPX_DLDO_CONFIG_ONO1), 278 2 << UVD_IPX_DLDO_CONFIG_ONO1__ONO1_PWR_CONFIG__SHIFT); 279 SOC15_WAIT_ON_RREG(JPEG, 0, regUVD_IPX_DLDO_STATUS, 280 1 << UVD_IPX_DLDO_STATUS__ONO1_PWR_STATUS__SHIFT, 281 UVD_IPX_DLDO_STATUS__ONO1_PWR_STATUS_MASK); 282 } 283 284 return 0; 285 } 286 287 static void jpeg_engine_5_0_0_dpg_clock_gating_mode(struct amdgpu_device *adev, 288 int inst_idx, uint8_t indirect) 289 { 290 uint32_t data = 0; 291 292 // JPEG disable CGC 293 if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG) 294 data = 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 295 else 296 data = 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 297 298 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 299 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 300 301 if (indirect) { 302 ADD_SOC24_JPEG_TO_DPG_SRAM(inst_idx, vcnipJPEG_CGC_CTRL, data, indirect); 303 304 // Turn on All JPEG clocks 305 data = 0; 306 ADD_SOC24_JPEG_TO_DPG_SRAM(inst_idx, vcnipJPEG_CGC_GATE, data, indirect); 307 } else { 308 WREG32_SOC24_JPEG_DPG_MODE(inst_idx, vcnipJPEG_CGC_CTRL, data, indirect); 309 310 // Turn on All JPEG clocks 311 data = 0; 312 WREG32_SOC24_JPEG_DPG_MODE(inst_idx, vcnipJPEG_CGC_GATE, data, indirect); 313 } 314 } 315 316 /** 317 * jpeg_v5_3_0_start_dpg_mode - Jpeg start with dpg mode 318 * 319 * @adev: amdgpu_device pointer 320 * @inst_idx: instance number index 321 * @indirect: indirectly write sram 322 * 323 * Start JPEG block with dpg mode 324 */ 325 static int jpeg_v5_3_0_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect) 326 { 327 struct amdgpu_ring *ring = adev->jpeg.inst[inst_idx].ring_dec; 328 uint32_t reg_data = 0; 329 330 jpeg_v5_3_0_enable_power_gating(adev); 331 332 // enable dynamic power gating mode 333 reg_data = RREG32_SOC15(JPEG, inst_idx, regUVD_JPEG_POWER_STATUS); 334 reg_data |= UVD_JPEG_POWER_STATUS__JPEG_PG_MODE_MASK; 335 WREG32_SOC15(JPEG, inst_idx, regUVD_JPEG_POWER_STATUS, reg_data); 336 337 if (indirect) 338 adev->jpeg.inst[inst_idx].dpg_sram_curr_addr = 339 (uint32_t *)adev->jpeg.inst[inst_idx].dpg_sram_cpu_addr; 340 341 jpeg_engine_5_0_0_dpg_clock_gating_mode(adev, inst_idx, indirect); 342 343 /* MJPEG global tiling registers */ 344 if (indirect) 345 ADD_SOC24_JPEG_TO_DPG_SRAM(inst_idx, vcnipJPEG_DEC_GFX10_ADDR_CONFIG, 346 adev->gfx.config.gb_addr_config, indirect); 347 else 348 WREG32_SOC24_JPEG_DPG_MODE(inst_idx, vcnipJPEG_DEC_GFX10_ADDR_CONFIG, 349 adev->gfx.config.gb_addr_config, 1); 350 351 /* enable System Interrupt for JRBC */ 352 if (indirect) 353 ADD_SOC24_JPEG_TO_DPG_SRAM(inst_idx, vcnipJPEG_SYS_INT_EN, 354 JPEG_SYS_INT_EN__DJRBC0_MASK, indirect); 355 else 356 WREG32_SOC24_JPEG_DPG_MODE(inst_idx, vcnipJPEG_SYS_INT_EN, 357 JPEG_SYS_INT_EN__DJRBC0_MASK, 1); 358 359 if (indirect) { 360 /* add nop to workaround PSP size check */ 361 ADD_SOC24_JPEG_TO_DPG_SRAM(inst_idx, vcnipUVD_NO_OP, 0, indirect); 362 363 amdgpu_jpeg_psp_update_sram(adev, inst_idx, 0); 364 } 365 366 WREG32_SOC15(VCN, 0, regVCN_JPEG_DB_CTRL, 367 ring->doorbell_index << VCN_JPEG_DB_CTRL__OFFSET__SHIFT | 368 VCN_JPEG_DB_CTRL__EN_MASK); 369 370 WREG32_SOC15(JPEG, inst_idx, regUVD_LMI_JRBC_RB_VMID, 0); 371 WREG32_SOC15(JPEG, inst_idx, regUVD_JRBC0_UVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L)); 372 WREG32_SOC15(JPEG, inst_idx, regUVD_LMI_JRBC_RB_64BIT_BAR_LOW, 373 lower_32_bits(ring->gpu_addr)); 374 WREG32_SOC15(JPEG, inst_idx, regUVD_LMI_JRBC_RB_64BIT_BAR_HIGH, 375 upper_32_bits(ring->gpu_addr)); 376 WREG32_SOC15(JPEG, inst_idx, regUVD_JRBC0_UVD_JRBC_RB_RPTR, 0); 377 WREG32_SOC15(JPEG, inst_idx, regUVD_JRBC0_UVD_JRBC_RB_WPTR, 0); 378 WREG32_SOC15(JPEG, inst_idx, regUVD_JRBC0_UVD_JRBC_RB_CNTL, 0x00000002L); 379 WREG32_SOC15(JPEG, inst_idx, regUVD_JRBC0_UVD_JRBC_RB_SIZE, ring->ring_size / 4); 380 ring->wptr = RREG32_SOC15(JPEG, inst_idx, regUVD_JRBC0_UVD_JRBC_RB_WPTR); 381 382 return 0; 383 } 384 385 /** 386 * jpeg_v5_3_0_stop_dpg_mode - Jpeg stop with dpg mode 387 * 388 * @adev: amdgpu_device pointer 389 * @inst_idx: instance number index 390 * 391 * Stop JPEG block with dpg mode 392 */ 393 static void jpeg_v5_3_0_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx) 394 { 395 uint32_t reg_data = 0; 396 397 reg_data = RREG32_SOC15(JPEG, inst_idx, regUVD_JPEG_POWER_STATUS); 398 reg_data &= ~UVD_JPEG_POWER_STATUS__JPEG_PG_MODE_MASK; 399 WREG32_SOC15(JPEG, inst_idx, regUVD_JPEG_POWER_STATUS, reg_data); 400 } 401 402 /** 403 * jpeg_v5_3_0_set_mmhub_eco_sec_level - set jpeg sec lvl reg 404 * 405 * @adev: amdgpu_device pointer 406 * 407 * request psp to set secure lvl 408 */ 409 static int jpeg_v5_3_0_set_mmhub_eco_sec_level(struct amdgpu_device *adev) 410 { 411 int r = 0; 412 413 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 414 /* Request to PSP to program JPEG secure lvl */ 415 r = psp_set_mmhub_eco_sec_level(adev); 416 } 417 418 return r; 419 } 420 421 /** 422 * jpeg_v5_3_0_start - start JPEG block 423 * 424 * @adev: amdgpu_device pointer 425 * 426 * Setup and start the JPEG block 427 */ 428 static int jpeg_v5_3_0_start(struct amdgpu_device *adev) 429 { 430 struct amdgpu_ring *ring = adev->jpeg.inst->ring_dec; 431 int r; 432 433 if (adev->pm.dpm_enabled) 434 amdgpu_dpm_enable_jpeg(adev, true); 435 436 if (adev->pg_flags & AMD_PG_SUPPORT_JPEG_DPG) { 437 r = jpeg_v5_3_0_start_dpg_mode(adev, 0, adev->jpeg.indirect_sram); 438 return r; 439 } 440 441 /* disable power gating */ 442 r = jpeg_v5_3_0_disable_power_gating(adev); 443 if (r) 444 return r; 445 446 /* program JPEG secure lvl register */ 447 r = jpeg_v5_3_0_set_mmhub_eco_sec_level(adev); 448 if (r) 449 return r; 450 451 /* JPEG disable CGC */ 452 jpeg_v5_3_0_disable_clock_gating(adev); 453 454 /* MJPEG global tiling registers */ 455 WREG32_SOC15(JPEG, 0, regJPEG_DEC_GFX10_ADDR_CONFIG, 456 adev->gfx.config.gb_addr_config); 457 458 /* enable JMI channel */ 459 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JMI_CNTL), 0, 460 ~UVD_JMI_CNTL__SOFT_RESET_MASK); 461 462 /* enable System Interrupt for JRBC */ 463 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regJPEG_SYS_INT_EN), 464 JPEG_SYS_INT_EN__DJRBC0_MASK, 465 ~JPEG_SYS_INT_EN__DJRBC0_MASK); 466 467 WREG32_SOC15(VCN, 0, regVCN_JPEG_DB_CTRL, 468 ring->doorbell_index << VCN_JPEG_DB_CTRL__OFFSET__SHIFT | 469 VCN_JPEG_DB_CTRL__EN_MASK); 470 471 WREG32_SOC15(JPEG, 0, regUVD_LMI_JRBC_RB_VMID, 0); 472 WREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L)); 473 WREG32_SOC15(JPEG, 0, regUVD_LMI_JRBC_RB_64BIT_BAR_LOW, 474 lower_32_bits(ring->gpu_addr)); 475 WREG32_SOC15(JPEG, 0, regUVD_LMI_JRBC_RB_64BIT_BAR_HIGH, 476 upper_32_bits(ring->gpu_addr)); 477 WREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_RB_RPTR, 0); 478 WREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_RB_WPTR, 0); 479 WREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_RB_CNTL, 0x00000002L); 480 WREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_RB_SIZE, ring->ring_size / 4); 481 ring->wptr = RREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_RB_WPTR); 482 483 return 0; 484 } 485 486 /** 487 * jpeg_v5_3_0_stop - stop JPEG block 488 * 489 * @adev: amdgpu_device pointer 490 * 491 * stop the JPEG block 492 */ 493 static int jpeg_v5_3_0_stop(struct amdgpu_device *adev) 494 { 495 int r; 496 497 if (adev->pg_flags & AMD_PG_SUPPORT_JPEG_DPG) { 498 jpeg_v5_3_0_stop_dpg_mode(adev, 0); 499 } else { 500 501 /* reset JMI */ 502 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JMI_CNTL), 503 UVD_JMI_CNTL__SOFT_RESET_MASK, 504 ~UVD_JMI_CNTL__SOFT_RESET_MASK); 505 506 jpeg_v5_3_0_enable_clock_gating(adev); 507 508 /* enable power gating */ 509 r = jpeg_v5_3_0_enable_power_gating(adev); 510 if (r) 511 return r; 512 } 513 514 if (adev->pm.dpm_enabled) 515 amdgpu_dpm_enable_jpeg(adev, false); 516 517 return 0; 518 } 519 520 /** 521 * jpeg_v5_3_0_dec_ring_get_rptr - get read pointer 522 * 523 * @ring: amdgpu_ring pointer 524 * 525 * Returns the current hardware read pointer 526 */ 527 static uint64_t jpeg_v5_3_0_dec_ring_get_rptr(struct amdgpu_ring *ring) 528 { 529 struct amdgpu_device *adev = ring->adev; 530 531 return RREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_RB_RPTR); 532 } 533 534 /** 535 * jpeg_v5_3_0_dec_ring_get_wptr - get write pointer 536 * 537 * @ring: amdgpu_ring pointer 538 * 539 * Returns the current hardware write pointer 540 */ 541 static uint64_t jpeg_v5_3_0_dec_ring_get_wptr(struct amdgpu_ring *ring) 542 { 543 struct amdgpu_device *adev = ring->adev; 544 545 if (ring->use_doorbell) 546 return *ring->wptr_cpu_addr; 547 else 548 return RREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_RB_WPTR); 549 } 550 551 /** 552 * jpeg_v5_3_0_dec_ring_set_wptr - set write pointer 553 * 554 * @ring: amdgpu_ring pointer 555 * 556 * Commits the write pointer to the hardware 557 */ 558 static void jpeg_v5_3_0_dec_ring_set_wptr(struct amdgpu_ring *ring) 559 { 560 struct amdgpu_device *adev = ring->adev; 561 562 if (ring->use_doorbell) { 563 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr); 564 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr)); 565 } else { 566 WREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr)); 567 } 568 } 569 570 static bool jpeg_v5_3_0_is_idle(struct amdgpu_ip_block *ip_block) 571 { 572 struct amdgpu_device *adev = ip_block->adev; 573 int ret = 1; 574 575 ret &= (((RREG32_SOC15(JPEG, 0, regUVD_JRBC0_UVD_JRBC_STATUS) & 576 UVD_JRBC0_UVD_JRBC_STATUS__RB_JOB_DONE_MASK) == 577 UVD_JRBC0_UVD_JRBC_STATUS__RB_JOB_DONE_MASK)); 578 579 return ret; 580 } 581 582 static int jpeg_v5_3_0_wait_for_idle(struct amdgpu_ip_block *ip_block) 583 { 584 struct amdgpu_device *adev = ip_block->adev; 585 586 return SOC15_WAIT_ON_RREG(JPEG, 0, regUVD_JRBC0_UVD_JRBC_STATUS, 587 UVD_JRBC0_UVD_JRBC_STATUS__RB_JOB_DONE_MASK, 588 UVD_JRBC0_UVD_JRBC_STATUS__RB_JOB_DONE_MASK); 589 } 590 591 static int jpeg_v5_3_0_set_clockgating_state(struct amdgpu_ip_block *ip_block, 592 enum amd_clockgating_state state) 593 { 594 struct amdgpu_device *adev = ip_block->adev; 595 bool enable = (state == AMD_CG_STATE_GATE) ? true : false; 596 597 if (enable) { 598 if (!jpeg_v5_3_0_is_idle(ip_block)) 599 return -EBUSY; 600 jpeg_v5_3_0_enable_clock_gating(adev); 601 } else { 602 jpeg_v5_3_0_disable_clock_gating(adev); 603 } 604 605 return 0; 606 } 607 608 static int jpeg_v5_3_0_set_powergating_state(struct amdgpu_ip_block *ip_block, 609 enum amd_powergating_state state) 610 { 611 struct amdgpu_device *adev = ip_block->adev; 612 int ret; 613 614 if (state == adev->jpeg.cur_state) 615 return 0; 616 617 if (state == AMD_PG_STATE_GATE) 618 ret = jpeg_v5_3_0_stop(adev); 619 else 620 ret = jpeg_v5_3_0_start(adev); 621 622 if (!ret) 623 adev->jpeg.cur_state = state; 624 625 return ret; 626 } 627 628 static int jpeg_v5_3_0_set_interrupt_state(struct amdgpu_device *adev, 629 struct amdgpu_irq_src *source, 630 unsigned int type, 631 enum amdgpu_interrupt_state state) 632 { 633 return 0; 634 } 635 636 static int jpeg_v5_3_0_ring_reset(struct amdgpu_ring *ring, 637 unsigned int vmid, 638 struct amdgpu_fence *timedout_fence) 639 { 640 struct amdgpu_device *adev = ring->adev; 641 u32 pg_flags = adev->pg_flags; 642 int r; 643 644 amdgpu_ring_reset_helper_begin(ring, timedout_fence); 645 646 /* 647 * The DPG stop path only clears the JPEG_PG_MODE bit and never resets a 648 * hung JRBC, so the post-reset ring test times out and the driver falls 649 * back to a full MODE1 reset. Temporarily force the static power-gating 650 * path so the stop/start sequence actually power-cycles the JPEG block 651 * (JMI soft reset + static power off/on), matching the working jpeg_v4_0 652 * reset. 653 */ 654 adev->pg_flags &= ~AMD_PG_SUPPORT_JPEG_DPG; 655 r = jpeg_v5_3_0_stop(adev); 656 if (!r) 657 r = jpeg_v5_3_0_start(adev); 658 adev->pg_flags = pg_flags; 659 if (r) 660 return r; 661 662 return amdgpu_ring_reset_helper_end(ring, timedout_fence); 663 } 664 665 static const struct amd_ip_funcs jpeg_v5_3_0_ip_funcs = { 666 .name = "jpeg_v5_3_0", 667 .early_init = jpeg_v5_3_0_early_init, 668 .sw_init = jpeg_v5_3_0_sw_init, 669 .sw_fini = jpeg_v5_3_0_sw_fini, 670 .hw_init = jpeg_v5_3_0_hw_init, 671 .hw_fini = jpeg_v5_3_0_hw_fini, 672 .suspend = jpeg_v5_3_0_suspend, 673 .resume = jpeg_v5_3_0_resume, 674 .is_idle = jpeg_v5_3_0_is_idle, 675 .wait_for_idle = jpeg_v5_3_0_wait_for_idle, 676 .set_clockgating_state = jpeg_v5_3_0_set_clockgating_state, 677 .set_powergating_state = jpeg_v5_3_0_set_powergating_state, 678 }; 679 680 static const struct amdgpu_ring_funcs jpeg_v5_3_0_dec_ring_vm_funcs = { 681 .type = AMDGPU_RING_TYPE_VCN_JPEG, 682 .align_mask = 0xf, 683 .no_user_fence = true, 684 .get_rptr = jpeg_v5_3_0_dec_ring_get_rptr, 685 .get_wptr = jpeg_v5_3_0_dec_ring_get_wptr, 686 .set_wptr = jpeg_v5_3_0_dec_ring_set_wptr, 687 .parse_cs = amdgpu_jpeg_dec_parse_cs, 688 .emit_frame_size = 689 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 + 690 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 + 691 8 + /* jpeg_v5_3_0_dec_ring_emit_vm_flush */ 692 22 + 22 + /* jpeg_v5_3_0_dec_ring_emit_fence x2 vm fence */ 693 8 + 16, 694 .emit_ib_size = 22, /* jpeg_v5_3_0_dec_ring_emit_ib */ 695 .emit_ib = jpeg_v4_0_3_dec_ring_emit_ib, 696 .emit_fence = jpeg_v4_0_3_dec_ring_emit_fence, 697 .emit_vm_flush = jpeg_v4_0_3_dec_ring_emit_vm_flush, 698 .test_ring = amdgpu_jpeg_dec_ring_test_ring, 699 .test_ib = amdgpu_jpeg_dec_ring_test_ib, 700 .insert_nop = jpeg_v4_0_3_dec_ring_nop, 701 .insert_start = jpeg_v4_0_3_dec_ring_insert_start, 702 .insert_end = jpeg_v4_0_3_dec_ring_insert_end, 703 .pad_ib = amdgpu_ring_generic_pad_ib, 704 .begin_use = amdgpu_jpeg_ring_begin_use, 705 .end_use = amdgpu_jpeg_ring_end_use, 706 .emit_wreg = jpeg_v4_0_3_dec_ring_emit_wreg, 707 .emit_reg_wait = jpeg_v4_0_3_dec_ring_emit_reg_wait, 708 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 709 .reset = jpeg_v5_3_0_ring_reset, 710 }; 711 712 static void jpeg_v5_3_0_set_dec_ring_funcs(struct amdgpu_device *adev) 713 { 714 adev->jpeg.inst->ring_dec->funcs = &jpeg_v5_3_0_dec_ring_vm_funcs; 715 } 716 717 static const struct amdgpu_irq_src_funcs jpeg_v5_3_0_irq_funcs = { 718 .set = jpeg_v5_3_0_set_interrupt_state, 719 .process = jpeg_v5_0_0_process_interrupt, 720 }; 721 722 static void jpeg_v5_3_0_set_irq_funcs(struct amdgpu_device *adev) 723 { 724 adev->jpeg.inst->irq.num_types = 1; 725 adev->jpeg.inst->irq.funcs = &jpeg_v5_3_0_irq_funcs; 726 } 727 728 const struct amdgpu_ip_block_version jpeg_v5_3_0_ip_block = { 729 .type = AMD_IP_BLOCK_TYPE_JPEG, 730 .major = 5, 731 .minor = 3, 732 .rev = 0, 733 .funcs = &jpeg_v5_3_0_ip_funcs, 734 }; 735