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 "mmhub/mmhub_9_1_offset.h" 36 #include "mmhub/mmhub_9_1_sh_mask.h" 37 38 #include "ivsrcid/vcn/irqsrcs_vcn_1_0.h" 39 #include "jpeg_v1_0.h" 40 #include "vcn_v1_0.h" 41 42 #define mmUVD_RBC_XX_IB_REG_CHECK_1_0 0x05ab 43 #define mmUVD_RBC_XX_IB_REG_CHECK_1_0_BASE_IDX 1 44 #define mmUVD_REG_XX_MASK_1_0 0x05ac 45 #define mmUVD_REG_XX_MASK_1_0_BASE_IDX 1 46 47 static int vcn_v1_0_stop(struct amdgpu_device *adev); 48 static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev); 49 static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev); 50 static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev); 51 static int vcn_v1_0_set_powergating_state(void *handle, enum amd_powergating_state state); 52 static int vcn_v1_0_pause_dpg_mode(struct amdgpu_device *adev, 53 int inst_idx, struct dpg_pause_state *new_state); 54 55 static void vcn_v1_0_idle_work_handler(struct work_struct *work); 56 static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring); 57 58 /** 59 * vcn_v1_0_early_init - set function pointers 60 * 61 * @handle: amdgpu_device pointer 62 * 63 * Set ring and irq function pointers 64 */ 65 static int vcn_v1_0_early_init(void *handle) 66 { 67 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 68 69 adev->vcn.num_vcn_inst = 1; 70 adev->vcn.num_enc_rings = 2; 71 72 vcn_v1_0_set_dec_ring_funcs(adev); 73 vcn_v1_0_set_enc_ring_funcs(adev); 74 vcn_v1_0_set_irq_funcs(adev); 75 76 jpeg_v1_0_early_init(handle); 77 78 return 0; 79 } 80 81 /** 82 * vcn_v1_0_sw_init - sw init for VCN block 83 * 84 * @handle: amdgpu_device pointer 85 * 86 * Load firmware and sw initialization 87 */ 88 static int vcn_v1_0_sw_init(void *handle) 89 { 90 struct amdgpu_ring *ring; 91 int i, r; 92 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 93 94 /* VCN DEC TRAP */ 95 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, 96 VCN_1_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst->irq); 97 if (r) 98 return r; 99 100 /* VCN ENC TRAP */ 101 for (i = 0; i < adev->vcn.num_enc_rings; ++i) { 102 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, i + VCN_1_0__SRCID__UVD_ENC_GENERAL_PURPOSE, 103 &adev->vcn.inst->irq); 104 if (r) 105 return r; 106 } 107 108 r = amdgpu_vcn_sw_init(adev); 109 if (r) 110 return r; 111 112 /* Override the work func */ 113 adev->vcn.idle_work.work.func = vcn_v1_0_idle_work_handler; 114 115 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 116 const struct common_firmware_header *hdr; 117 hdr = (const struct common_firmware_header *)adev->vcn.fw->data; 118 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].ucode_id = AMDGPU_UCODE_ID_VCN; 119 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].fw = adev->vcn.fw; 120 adev->firmware.fw_size += 121 ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE); 122 dev_info(adev->dev, "Will use PSP to load VCN firmware\n"); 123 } 124 125 r = amdgpu_vcn_resume(adev); 126 if (r) 127 return r; 128 129 ring = &adev->vcn.inst->ring_dec; 130 sprintf(ring->name, "vcn_dec"); 131 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0, 132 AMDGPU_RING_PRIO_DEFAULT, NULL); 133 if (r) 134 return r; 135 136 adev->vcn.internal.scratch9 = adev->vcn.inst->external.scratch9 = 137 SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9); 138 adev->vcn.internal.data0 = adev->vcn.inst->external.data0 = 139 SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0); 140 adev->vcn.internal.data1 = adev->vcn.inst->external.data1 = 141 SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1); 142 adev->vcn.internal.cmd = adev->vcn.inst->external.cmd = 143 SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD); 144 adev->vcn.internal.nop = adev->vcn.inst->external.nop = 145 SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP); 146 147 for (i = 0; i < adev->vcn.num_enc_rings; ++i) { 148 enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(i); 149 150 ring = &adev->vcn.inst->ring_enc[i]; 151 sprintf(ring->name, "vcn_enc%d", i); 152 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0, 153 hw_prio, NULL); 154 if (r) 155 return r; 156 } 157 158 adev->vcn.pause_dpg_mode = vcn_v1_0_pause_dpg_mode; 159 160 r = jpeg_v1_0_sw_init(handle); 161 162 return r; 163 } 164 165 /** 166 * vcn_v1_0_sw_fini - sw fini for VCN block 167 * 168 * @handle: amdgpu_device pointer 169 * 170 * VCN suspend and free up sw allocation 171 */ 172 static int vcn_v1_0_sw_fini(void *handle) 173 { 174 int r; 175 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 176 177 r = amdgpu_vcn_suspend(adev); 178 if (r) 179 return r; 180 181 jpeg_v1_0_sw_fini(handle); 182 183 r = amdgpu_vcn_sw_fini(adev); 184 185 return r; 186 } 187 188 /** 189 * vcn_v1_0_hw_init - start and test VCN block 190 * 191 * @handle: amdgpu_device pointer 192 * 193 * Initialize the hardware, boot up the VCPU and do some testing 194 */ 195 static int vcn_v1_0_hw_init(void *handle) 196 { 197 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 198 struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec; 199 int i, r; 200 201 r = amdgpu_ring_test_helper(ring); 202 if (r) 203 goto done; 204 205 for (i = 0; i < adev->vcn.num_enc_rings; ++i) { 206 ring = &adev->vcn.inst->ring_enc[i]; 207 r = amdgpu_ring_test_helper(ring); 208 if (r) 209 goto done; 210 } 211 212 ring = &adev->jpeg.inst->ring_dec; 213 r = amdgpu_ring_test_helper(ring); 214 if (r) 215 goto done; 216 217 done: 218 if (!r) 219 DRM_INFO("VCN decode and encode initialized successfully(under %s).\n", 220 (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode"); 221 222 return r; 223 } 224 225 /** 226 * vcn_v1_0_hw_fini - stop the hardware block 227 * 228 * @handle: amdgpu_device pointer 229 * 230 * Stop the VCN block, mark ring as not ready any more 231 */ 232 static int vcn_v1_0_hw_fini(void *handle) 233 { 234 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 235 236 cancel_delayed_work_sync(&adev->vcn.idle_work); 237 238 if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) || 239 (adev->vcn.cur_state != AMD_PG_STATE_GATE && 240 RREG32_SOC15(VCN, 0, mmUVD_STATUS))) { 241 vcn_v1_0_set_powergating_state(adev, AMD_PG_STATE_GATE); 242 } 243 244 return 0; 245 } 246 247 /** 248 * vcn_v1_0_suspend - suspend VCN block 249 * 250 * @handle: amdgpu_device pointer 251 * 252 * HW fini and suspend VCN block 253 */ 254 static int vcn_v1_0_suspend(void *handle) 255 { 256 int r; 257 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 258 259 r = vcn_v1_0_hw_fini(adev); 260 if (r) 261 return r; 262 263 r = amdgpu_vcn_suspend(adev); 264 265 return r; 266 } 267 268 /** 269 * vcn_v1_0_resume - resume VCN block 270 * 271 * @handle: amdgpu_device pointer 272 * 273 * Resume firmware and hw init VCN block 274 */ 275 static int vcn_v1_0_resume(void *handle) 276 { 277 int r; 278 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 279 280 r = amdgpu_vcn_resume(adev); 281 if (r) 282 return r; 283 284 r = vcn_v1_0_hw_init(adev); 285 286 return r; 287 } 288 289 /** 290 * vcn_v1_0_mc_resume_spg_mode - memory controller programming 291 * 292 * @adev: amdgpu_device pointer 293 * 294 * Let the VCN memory controller know it's offsets 295 */ 296 static void vcn_v1_0_mc_resume_spg_mode(struct amdgpu_device *adev) 297 { 298 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4); 299 uint32_t offset; 300 301 /* cache window 0: fw */ 302 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 303 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 304 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo)); 305 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 306 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi)); 307 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0); 308 offset = 0; 309 } else { 310 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 311 lower_32_bits(adev->vcn.inst->gpu_addr)); 312 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 313 upper_32_bits(adev->vcn.inst->gpu_addr)); 314 offset = size; 315 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 316 AMDGPU_UVD_FIRMWARE_OFFSET >> 3); 317 } 318 319 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size); 320 321 /* cache window 1: stack */ 322 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW, 323 lower_32_bits(adev->vcn.inst->gpu_addr + offset)); 324 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH, 325 upper_32_bits(adev->vcn.inst->gpu_addr + offset)); 326 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0); 327 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE); 328 329 /* cache window 2: context */ 330 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW, 331 lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE)); 332 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH, 333 upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE)); 334 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0); 335 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE); 336 337 WREG32_SOC15(UVD, 0, mmUVD_UDEC_ADDR_CONFIG, 338 adev->gfx.config.gb_addr_config); 339 WREG32_SOC15(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG, 340 adev->gfx.config.gb_addr_config); 341 WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG, 342 adev->gfx.config.gb_addr_config); 343 WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG, 344 adev->gfx.config.gb_addr_config); 345 WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG, 346 adev->gfx.config.gb_addr_config); 347 WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG, 348 adev->gfx.config.gb_addr_config); 349 WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG, 350 adev->gfx.config.gb_addr_config); 351 WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG, 352 adev->gfx.config.gb_addr_config); 353 WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG, 354 adev->gfx.config.gb_addr_config); 355 WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG, 356 adev->gfx.config.gb_addr_config); 357 WREG32_SOC15(UVD, 0, mmUVD_JPEG_ADDR_CONFIG, 358 adev->gfx.config.gb_addr_config); 359 WREG32_SOC15(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG, 360 adev->gfx.config.gb_addr_config); 361 } 362 363 static void vcn_v1_0_mc_resume_dpg_mode(struct amdgpu_device *adev) 364 { 365 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4); 366 uint32_t offset; 367 368 /* cache window 0: fw */ 369 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 370 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 371 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo), 372 0xFFFFFFFF, 0); 373 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 374 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi), 375 0xFFFFFFFF, 0); 376 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0, 377 0xFFFFFFFF, 0); 378 offset = 0; 379 } else { 380 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 381 lower_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0); 382 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 383 upper_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0); 384 offset = size; 385 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 386 AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0xFFFFFFFF, 0); 387 } 388 389 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size, 0xFFFFFFFF, 0); 390 391 /* cache window 1: stack */ 392 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW, 393 lower_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0); 394 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH, 395 upper_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0); 396 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0, 397 0xFFFFFFFF, 0); 398 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE, 399 0xFFFFFFFF, 0); 400 401 /* cache window 2: context */ 402 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW, 403 lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 404 0xFFFFFFFF, 0); 405 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH, 406 upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 407 0xFFFFFFFF, 0); 408 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0, 0xFFFFFFFF, 0); 409 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE, 410 0xFFFFFFFF, 0); 411 412 /* VCN global tiling registers */ 413 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_ADDR_CONFIG, 414 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 415 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG, 416 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 417 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG, 418 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 419 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG, 420 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 421 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG, 422 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 423 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG, 424 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 425 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG, 426 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 427 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG, 428 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 429 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG, 430 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 431 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG, 432 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0); 433 } 434 435 /** 436 * vcn_v1_0_disable_clock_gating - disable VCN clock gating 437 * 438 * @adev: amdgpu_device pointer 439 * 440 * Disable clock gating for VCN block 441 */ 442 static void vcn_v1_0_disable_clock_gating(struct amdgpu_device *adev) 443 { 444 uint32_t data; 445 446 /* JPEG disable CGC */ 447 data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL); 448 449 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 450 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 451 else 452 data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE_MASK; 453 454 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 455 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 456 WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data); 457 458 data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE); 459 data &= ~(JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK); 460 WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data); 461 462 /* UVD disable CGC */ 463 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 464 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 465 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 466 else 467 data &= ~ UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK; 468 469 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 470 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 471 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 472 473 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_GATE); 474 data &= ~(UVD_CGC_GATE__SYS_MASK 475 | UVD_CGC_GATE__UDEC_MASK 476 | UVD_CGC_GATE__MPEG2_MASK 477 | UVD_CGC_GATE__REGS_MASK 478 | UVD_CGC_GATE__RBC_MASK 479 | UVD_CGC_GATE__LMI_MC_MASK 480 | UVD_CGC_GATE__LMI_UMC_MASK 481 | UVD_CGC_GATE__IDCT_MASK 482 | UVD_CGC_GATE__MPRD_MASK 483 | UVD_CGC_GATE__MPC_MASK 484 | UVD_CGC_GATE__LBSI_MASK 485 | UVD_CGC_GATE__LRBBM_MASK 486 | UVD_CGC_GATE__UDEC_RE_MASK 487 | UVD_CGC_GATE__UDEC_CM_MASK 488 | UVD_CGC_GATE__UDEC_IT_MASK 489 | UVD_CGC_GATE__UDEC_DB_MASK 490 | UVD_CGC_GATE__UDEC_MP_MASK 491 | UVD_CGC_GATE__WCB_MASK 492 | UVD_CGC_GATE__VCPU_MASK 493 | UVD_CGC_GATE__SCPU_MASK); 494 WREG32_SOC15(VCN, 0, mmUVD_CGC_GATE, data); 495 496 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 497 data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK 498 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK 499 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK 500 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK 501 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK 502 | UVD_CGC_CTRL__SYS_MODE_MASK 503 | UVD_CGC_CTRL__UDEC_MODE_MASK 504 | UVD_CGC_CTRL__MPEG2_MODE_MASK 505 | UVD_CGC_CTRL__REGS_MODE_MASK 506 | UVD_CGC_CTRL__RBC_MODE_MASK 507 | UVD_CGC_CTRL__LMI_MC_MODE_MASK 508 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK 509 | UVD_CGC_CTRL__IDCT_MODE_MASK 510 | UVD_CGC_CTRL__MPRD_MODE_MASK 511 | UVD_CGC_CTRL__MPC_MODE_MASK 512 | UVD_CGC_CTRL__LBSI_MODE_MASK 513 | UVD_CGC_CTRL__LRBBM_MODE_MASK 514 | UVD_CGC_CTRL__WCB_MODE_MASK 515 | UVD_CGC_CTRL__VCPU_MODE_MASK 516 | UVD_CGC_CTRL__SCPU_MODE_MASK); 517 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 518 519 /* turn on */ 520 data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE); 521 data |= (UVD_SUVD_CGC_GATE__SRE_MASK 522 | UVD_SUVD_CGC_GATE__SIT_MASK 523 | UVD_SUVD_CGC_GATE__SMP_MASK 524 | UVD_SUVD_CGC_GATE__SCM_MASK 525 | UVD_SUVD_CGC_GATE__SDB_MASK 526 | UVD_SUVD_CGC_GATE__SRE_H264_MASK 527 | UVD_SUVD_CGC_GATE__SRE_HEVC_MASK 528 | UVD_SUVD_CGC_GATE__SIT_H264_MASK 529 | UVD_SUVD_CGC_GATE__SIT_HEVC_MASK 530 | UVD_SUVD_CGC_GATE__SCM_H264_MASK 531 | UVD_SUVD_CGC_GATE__SCM_HEVC_MASK 532 | UVD_SUVD_CGC_GATE__SDB_H264_MASK 533 | UVD_SUVD_CGC_GATE__SDB_HEVC_MASK 534 | UVD_SUVD_CGC_GATE__SCLR_MASK 535 | UVD_SUVD_CGC_GATE__UVD_SC_MASK 536 | UVD_SUVD_CGC_GATE__ENT_MASK 537 | UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK 538 | UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK 539 | UVD_SUVD_CGC_GATE__SITE_MASK 540 | UVD_SUVD_CGC_GATE__SRE_VP9_MASK 541 | UVD_SUVD_CGC_GATE__SCM_VP9_MASK 542 | UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK 543 | UVD_SUVD_CGC_GATE__SDB_VP9_MASK 544 | UVD_SUVD_CGC_GATE__IME_HEVC_MASK); 545 WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE, data); 546 547 data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL); 548 data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK 549 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK 550 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK 551 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK 552 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK 553 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK 554 | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK 555 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK 556 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK 557 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK); 558 WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data); 559 } 560 561 /** 562 * vcn_v1_0_enable_clock_gating - enable VCN clock gating 563 * 564 * @adev: amdgpu_device pointer 565 * 566 * Enable clock gating for VCN block 567 */ 568 static void vcn_v1_0_enable_clock_gating(struct amdgpu_device *adev) 569 { 570 uint32_t data = 0; 571 572 /* enable JPEG CGC */ 573 data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL); 574 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 575 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 576 else 577 data |= 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 578 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 579 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 580 WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data); 581 582 data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE); 583 data |= (JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK); 584 WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data); 585 586 /* enable UVD CGC */ 587 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 588 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 589 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 590 else 591 data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 592 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 593 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 594 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 595 596 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 597 data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK 598 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK 599 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK 600 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK 601 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK 602 | UVD_CGC_CTRL__SYS_MODE_MASK 603 | UVD_CGC_CTRL__UDEC_MODE_MASK 604 | UVD_CGC_CTRL__MPEG2_MODE_MASK 605 | UVD_CGC_CTRL__REGS_MODE_MASK 606 | UVD_CGC_CTRL__RBC_MODE_MASK 607 | UVD_CGC_CTRL__LMI_MC_MODE_MASK 608 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK 609 | UVD_CGC_CTRL__IDCT_MODE_MASK 610 | UVD_CGC_CTRL__MPRD_MODE_MASK 611 | UVD_CGC_CTRL__MPC_MODE_MASK 612 | UVD_CGC_CTRL__LBSI_MODE_MASK 613 | UVD_CGC_CTRL__LRBBM_MODE_MASK 614 | UVD_CGC_CTRL__WCB_MODE_MASK 615 | UVD_CGC_CTRL__VCPU_MODE_MASK 616 | UVD_CGC_CTRL__SCPU_MODE_MASK); 617 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 618 619 data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL); 620 data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK 621 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK 622 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK 623 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK 624 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK 625 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK 626 | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK 627 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK 628 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK 629 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK); 630 WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data); 631 } 632 633 static void vcn_v1_0_clock_gating_dpg_mode(struct amdgpu_device *adev, uint8_t sram_sel) 634 { 635 uint32_t reg_data = 0; 636 637 /* disable JPEG CGC */ 638 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 639 reg_data = 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 640 else 641 reg_data = 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 642 reg_data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 643 reg_data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 644 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel); 645 646 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_GATE, 0, 0xFFFFFFFF, sram_sel); 647 648 /* enable sw clock gating control */ 649 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 650 reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 651 else 652 reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 653 reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 654 reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 655 reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK | 656 UVD_CGC_CTRL__UDEC_CM_MODE_MASK | 657 UVD_CGC_CTRL__UDEC_IT_MODE_MASK | 658 UVD_CGC_CTRL__UDEC_DB_MODE_MASK | 659 UVD_CGC_CTRL__UDEC_MP_MODE_MASK | 660 UVD_CGC_CTRL__SYS_MODE_MASK | 661 UVD_CGC_CTRL__UDEC_MODE_MASK | 662 UVD_CGC_CTRL__MPEG2_MODE_MASK | 663 UVD_CGC_CTRL__REGS_MODE_MASK | 664 UVD_CGC_CTRL__RBC_MODE_MASK | 665 UVD_CGC_CTRL__LMI_MC_MODE_MASK | 666 UVD_CGC_CTRL__LMI_UMC_MODE_MASK | 667 UVD_CGC_CTRL__IDCT_MODE_MASK | 668 UVD_CGC_CTRL__MPRD_MODE_MASK | 669 UVD_CGC_CTRL__MPC_MODE_MASK | 670 UVD_CGC_CTRL__LBSI_MODE_MASK | 671 UVD_CGC_CTRL__LRBBM_MODE_MASK | 672 UVD_CGC_CTRL__WCB_MODE_MASK | 673 UVD_CGC_CTRL__VCPU_MODE_MASK | 674 UVD_CGC_CTRL__SCPU_MODE_MASK); 675 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel); 676 677 /* turn off clock gating */ 678 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_GATE, 0, 0xFFFFFFFF, sram_sel); 679 680 /* turn on SUVD clock gating */ 681 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_GATE, 1, 0xFFFFFFFF, sram_sel); 682 683 /* turn on sw mode in UVD_SUVD_CGC_CTRL */ 684 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_CTRL, 0, 0xFFFFFFFF, sram_sel); 685 } 686 687 static void vcn_1_0_disable_static_power_gating(struct amdgpu_device *adev) 688 { 689 uint32_t data = 0; 690 691 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { 692 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 693 | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 694 | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 695 | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 696 | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 697 | 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT 698 | 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT 699 | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 700 | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 701 | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT 702 | 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT); 703 704 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data); 705 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON, 0xFFFFFF); 706 } else { 707 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 708 | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 709 | 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 710 | 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 711 | 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 712 | 1 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT 713 | 1 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT 714 | 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 715 | 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 716 | 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT 717 | 1 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT); 718 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data); 719 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, 0, 0xFFFFFFFF); 720 } 721 722 /* polling UVD_PGFSM_STATUS to confirm UVDM_PWR_STATUS , UVDU_PWR_STATUS are 0 (power on) */ 723 724 data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS); 725 data &= ~0x103; 726 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) 727 data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON | UVD_POWER_STATUS__UVD_PG_EN_MASK; 728 729 WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data); 730 } 731 732 static void vcn_1_0_enable_static_power_gating(struct amdgpu_device *adev) 733 { 734 uint32_t data = 0; 735 736 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { 737 /* Before power off, this indicator has to be turned on */ 738 data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS); 739 data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK; 740 data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF; 741 WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data); 742 743 744 data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 745 | 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 746 | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 747 | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 748 | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 749 | 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT 750 | 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT 751 | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 752 | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 753 | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT 754 | 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT); 755 756 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data); 757 758 data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT 759 | 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT 760 | 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT 761 | 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT 762 | 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT 763 | 2 << UVD_PGFSM_STATUS__UVDIL_PWR_STATUS__SHIFT 764 | 2 << UVD_PGFSM_STATUS__UVDIR_PWR_STATUS__SHIFT 765 | 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT 766 | 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT 767 | 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT 768 | 2 << UVD_PGFSM_STATUS__UVDW_PWR_STATUS__SHIFT); 769 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, data, 0xFFFFFFFF); 770 } 771 } 772 773 /** 774 * vcn_v1_0_start_spg_mode - start VCN block 775 * 776 * @adev: amdgpu_device pointer 777 * 778 * Setup and start the VCN block 779 */ 780 static int vcn_v1_0_start_spg_mode(struct amdgpu_device *adev) 781 { 782 struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec; 783 uint32_t rb_bufsz, tmp; 784 uint32_t lmi_swap_cntl; 785 int i, j, r; 786 787 /* disable byte swapping */ 788 lmi_swap_cntl = 0; 789 790 vcn_1_0_disable_static_power_gating(adev); 791 792 tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY; 793 WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp); 794 795 /* disable clock gating */ 796 vcn_v1_0_disable_clock_gating(adev); 797 798 /* disable interupt */ 799 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0, 800 ~UVD_MASTINT_EN__VCPU_EN_MASK); 801 802 /* initialize VCN memory controller */ 803 tmp = RREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL); 804 WREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL, tmp | 805 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 806 UVD_LMI_CTRL__MASK_MC_URGENT_MASK | 807 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 808 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK); 809 810 #ifdef __BIG_ENDIAN 811 /* swap (8 in 32) RB and IB */ 812 lmi_swap_cntl = 0xa; 813 #endif 814 WREG32_SOC15(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl); 815 816 tmp = RREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL); 817 tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK; 818 tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT; 819 WREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL, tmp); 820 821 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA0, 822 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) | 823 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) | 824 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) | 825 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT))); 826 827 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXB0, 828 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) | 829 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) | 830 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) | 831 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT))); 832 833 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUX, 834 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) | 835 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) | 836 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT))); 837 838 vcn_v1_0_mc_resume_spg_mode(adev); 839 840 WREG32_SOC15(UVD, 0, mmUVD_REG_XX_MASK_1_0, 0x10); 841 WREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0, 842 RREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0) | 0x3); 843 844 /* enable VCPU clock */ 845 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CNTL, UVD_VCPU_CNTL__CLK_EN_MASK); 846 847 /* boot up the VCPU */ 848 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0, 849 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 850 851 /* enable UMC */ 852 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0, 853 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 854 855 tmp = RREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET); 856 tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK; 857 tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK; 858 WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET, tmp); 859 860 for (i = 0; i < 10; ++i) { 861 uint32_t status; 862 863 for (j = 0; j < 100; ++j) { 864 status = RREG32_SOC15(UVD, 0, mmUVD_STATUS); 865 if (status & UVD_STATUS__IDLE) 866 break; 867 mdelay(10); 868 } 869 r = 0; 870 if (status & UVD_STATUS__IDLE) 871 break; 872 873 DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n"); 874 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 875 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK, 876 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 877 mdelay(10); 878 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0, 879 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 880 mdelay(10); 881 r = -1; 882 } 883 884 if (r) { 885 DRM_ERROR("VCN decode not responding, giving up!!!\n"); 886 return r; 887 } 888 /* enable master interrupt */ 889 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 890 UVD_MASTINT_EN__VCPU_EN_MASK, ~UVD_MASTINT_EN__VCPU_EN_MASK); 891 892 /* enable system interrupt for JRBC, TODO: move to set interrupt*/ 893 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SYS_INT_EN), 894 UVD_SYS_INT_EN__UVD_JRBC_EN_MASK, 895 ~UVD_SYS_INT_EN__UVD_JRBC_EN_MASK); 896 897 /* clear the busy bit of UVD_STATUS */ 898 tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) & ~UVD_STATUS__UVD_BUSY; 899 WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp); 900 901 /* force RBC into idle state */ 902 rb_bufsz = order_base_2(ring->ring_size); 903 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); 904 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); 905 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 906 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); 907 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); 908 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp); 909 910 /* set the write pointer delay */ 911 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0); 912 913 /* set the wb address */ 914 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR, 915 (upper_32_bits(ring->gpu_addr) >> 2)); 916 917 /* program the RB_BASE for ring buffer */ 918 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW, 919 lower_32_bits(ring->gpu_addr)); 920 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH, 921 upper_32_bits(ring->gpu_addr)); 922 923 /* Initialize the ring buffer's read and write pointers */ 924 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0); 925 926 WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0); 927 928 ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR); 929 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 930 lower_32_bits(ring->wptr)); 931 932 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0, 933 ~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK); 934 935 ring = &adev->vcn.inst->ring_enc[0]; 936 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr)); 937 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); 938 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr); 939 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr)); 940 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4); 941 942 ring = &adev->vcn.inst->ring_enc[1]; 943 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr)); 944 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); 945 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr); 946 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr)); 947 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4); 948 949 jpeg_v1_0_start(adev, 0); 950 951 return 0; 952 } 953 954 static int vcn_v1_0_start_dpg_mode(struct amdgpu_device *adev) 955 { 956 struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec; 957 uint32_t rb_bufsz, tmp; 958 uint32_t lmi_swap_cntl; 959 960 /* disable byte swapping */ 961 lmi_swap_cntl = 0; 962 963 vcn_1_0_enable_static_power_gating(adev); 964 965 /* enable dynamic power gating mode */ 966 tmp = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS); 967 tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK; 968 tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK; 969 WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, tmp); 970 971 /* enable clock gating */ 972 vcn_v1_0_clock_gating_dpg_mode(adev, 0); 973 974 /* enable VCPU clock */ 975 tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT); 976 tmp |= UVD_VCPU_CNTL__CLK_EN_MASK; 977 tmp |= UVD_VCPU_CNTL__MIF_WR_LOW_THRESHOLD_BP_MASK; 978 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CNTL, tmp, 0xFFFFFFFF, 0); 979 980 /* disable interupt */ 981 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN, 982 0, UVD_MASTINT_EN__VCPU_EN_MASK, 0); 983 984 /* initialize VCN memory controller */ 985 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL, 986 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) | 987 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 988 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 989 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK | 990 UVD_LMI_CTRL__REQ_MODE_MASK | 991 UVD_LMI_CTRL__CRC_RESET_MASK | 992 UVD_LMI_CTRL__MASK_MC_URGENT_MASK | 993 0x00100000L, 0xFFFFFFFF, 0); 994 995 #ifdef __BIG_ENDIAN 996 /* swap (8 in 32) RB and IB */ 997 lmi_swap_cntl = 0xa; 998 #endif 999 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl, 0xFFFFFFFF, 0); 1000 1001 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_CNTL, 1002 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0xFFFFFFFF, 0); 1003 1004 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXA0, 1005 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) | 1006 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) | 1007 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) | 1008 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0xFFFFFFFF, 0); 1009 1010 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXB0, 1011 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) | 1012 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) | 1013 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) | 1014 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0xFFFFFFFF, 0); 1015 1016 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUX, 1017 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) | 1018 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) | 1019 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0xFFFFFFFF, 0); 1020 1021 vcn_v1_0_mc_resume_dpg_mode(adev); 1022 1023 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_REG_XX_MASK, 0x10, 0xFFFFFFFF, 0); 1024 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK, 0x3, 0xFFFFFFFF, 0); 1025 1026 /* boot up the VCPU */ 1027 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SOFT_RESET, 0, 0xFFFFFFFF, 0); 1028 1029 /* enable UMC */ 1030 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL2, 1031 0x1F << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT, 1032 0xFFFFFFFF, 0); 1033 1034 /* enable master interrupt */ 1035 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN, 1036 UVD_MASTINT_EN__VCPU_EN_MASK, UVD_MASTINT_EN__VCPU_EN_MASK, 0); 1037 1038 vcn_v1_0_clock_gating_dpg_mode(adev, 1); 1039 /* setup mmUVD_LMI_CTRL */ 1040 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL, 1041 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) | 1042 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 1043 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 1044 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK | 1045 UVD_LMI_CTRL__REQ_MODE_MASK | 1046 UVD_LMI_CTRL__CRC_RESET_MASK | 1047 UVD_LMI_CTRL__MASK_MC_URGENT_MASK | 1048 0x00100000L, 0xFFFFFFFF, 1); 1049 1050 tmp = adev->gfx.config.gb_addr_config; 1051 /* setup VCN global tiling registers */ 1052 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1); 1053 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1); 1054 1055 /* enable System Interrupt for JRBC */ 1056 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SYS_INT_EN, 1057 UVD_SYS_INT_EN__UVD_JRBC_EN_MASK, 0xFFFFFFFF, 1); 1058 1059 /* force RBC into idle state */ 1060 rb_bufsz = order_base_2(ring->ring_size); 1061 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); 1062 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); 1063 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 1064 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); 1065 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); 1066 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp); 1067 1068 /* set the write pointer delay */ 1069 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0); 1070 1071 /* set the wb address */ 1072 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR, 1073 (upper_32_bits(ring->gpu_addr) >> 2)); 1074 1075 /* program the RB_BASE for ring buffer */ 1076 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW, 1077 lower_32_bits(ring->gpu_addr)); 1078 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH, 1079 upper_32_bits(ring->gpu_addr)); 1080 1081 /* Initialize the ring buffer's read and write pointers */ 1082 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0); 1083 1084 WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0); 1085 1086 ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR); 1087 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 1088 lower_32_bits(ring->wptr)); 1089 1090 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0, 1091 ~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK); 1092 1093 jpeg_v1_0_start(adev, 1); 1094 1095 return 0; 1096 } 1097 1098 static int vcn_v1_0_start(struct amdgpu_device *adev) 1099 { 1100 int r; 1101 1102 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) 1103 r = vcn_v1_0_start_dpg_mode(adev); 1104 else 1105 r = vcn_v1_0_start_spg_mode(adev); 1106 return r; 1107 } 1108 1109 /** 1110 * vcn_v1_0_stop_spg_mode - stop VCN block 1111 * 1112 * @adev: amdgpu_device pointer 1113 * 1114 * stop the VCN block 1115 */ 1116 static int vcn_v1_0_stop_spg_mode(struct amdgpu_device *adev) 1117 { 1118 int tmp; 1119 1120 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7); 1121 1122 tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK | 1123 UVD_LMI_STATUS__READ_CLEAN_MASK | 1124 UVD_LMI_STATUS__WRITE_CLEAN_MASK | 1125 UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK; 1126 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp); 1127 1128 /* stall UMC channel */ 1129 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 1130 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 1131 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 1132 1133 tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK | 1134 UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK; 1135 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp); 1136 1137 /* disable VCPU clock */ 1138 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL), 0, 1139 ~UVD_VCPU_CNTL__CLK_EN_MASK); 1140 1141 /* reset LMI UMC/LMI */ 1142 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 1143 UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK, 1144 ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK); 1145 1146 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 1147 UVD_SOFT_RESET__LMI_SOFT_RESET_MASK, 1148 ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK); 1149 1150 /* put VCPU into reset */ 1151 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 1152 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK, 1153 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 1154 1155 WREG32_SOC15(UVD, 0, mmUVD_STATUS, 0); 1156 1157 vcn_v1_0_enable_clock_gating(adev); 1158 vcn_1_0_enable_static_power_gating(adev); 1159 return 0; 1160 } 1161 1162 static int vcn_v1_0_stop_dpg_mode(struct amdgpu_device *adev) 1163 { 1164 uint32_t tmp; 1165 1166 /* Wait for power status to be UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF */ 1167 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1168 UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF, 1169 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1170 1171 /* wait for read ptr to be equal to write ptr */ 1172 tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR); 1173 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF); 1174 1175 tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2); 1176 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF); 1177 1178 tmp = RREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR); 1179 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_JRBC_RB_RPTR, tmp, 0xFFFFFFFF); 1180 1181 tmp = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF; 1182 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF); 1183 1184 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1185 UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF, 1186 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1187 1188 /* disable dynamic power gating mode */ 1189 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 0, 1190 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK); 1191 1192 return 0; 1193 } 1194 1195 static int vcn_v1_0_stop(struct amdgpu_device *adev) 1196 { 1197 int r; 1198 1199 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) 1200 r = vcn_v1_0_stop_dpg_mode(adev); 1201 else 1202 r = vcn_v1_0_stop_spg_mode(adev); 1203 1204 return r; 1205 } 1206 1207 static int vcn_v1_0_pause_dpg_mode(struct amdgpu_device *adev, 1208 int inst_idx, struct dpg_pause_state *new_state) 1209 { 1210 int ret_code; 1211 uint32_t reg_data = 0; 1212 uint32_t reg_data2 = 0; 1213 struct amdgpu_ring *ring; 1214 1215 /* pause/unpause if state is changed */ 1216 if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) { 1217 DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d", 1218 adev->vcn.inst[inst_idx].pause_state.fw_based, 1219 adev->vcn.inst[inst_idx].pause_state.jpeg, 1220 new_state->fw_based, new_state->jpeg); 1221 1222 reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) & 1223 (~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK); 1224 1225 if (new_state->fw_based == VCN_DPG_STATE__PAUSE) { 1226 ret_code = 0; 1227 1228 if (!(reg_data & UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK)) 1229 ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1230 UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF, 1231 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1232 1233 if (!ret_code) { 1234 /* pause DPG non-jpeg */ 1235 reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK; 1236 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data); 1237 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE, 1238 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK, 1239 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK); 1240 1241 /* Restore */ 1242 ring = &adev->vcn.inst->ring_enc[0]; 1243 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr); 1244 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr)); 1245 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4); 1246 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr)); 1247 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); 1248 1249 ring = &adev->vcn.inst->ring_enc[1]; 1250 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr); 1251 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr)); 1252 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4); 1253 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr)); 1254 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); 1255 1256 ring = &adev->vcn.inst->ring_dec; 1257 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 1258 RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF); 1259 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1260 UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, 1261 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1262 } 1263 } else { 1264 /* unpause dpg non-jpeg, no need to wait */ 1265 reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK; 1266 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data); 1267 } 1268 adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based; 1269 } 1270 1271 /* pause/unpause if state is changed */ 1272 if (adev->vcn.inst[inst_idx].pause_state.jpeg != new_state->jpeg) { 1273 DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d", 1274 adev->vcn.inst[inst_idx].pause_state.fw_based, 1275 adev->vcn.inst[inst_idx].pause_state.jpeg, 1276 new_state->fw_based, new_state->jpeg); 1277 1278 reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) & 1279 (~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK); 1280 1281 if (new_state->jpeg == VCN_DPG_STATE__PAUSE) { 1282 ret_code = 0; 1283 1284 if (!(reg_data & UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK)) 1285 ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1286 UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF, 1287 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1288 1289 if (!ret_code) { 1290 /* Make sure JPRG Snoop is disabled before sending the pause */ 1291 reg_data2 = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS); 1292 reg_data2 |= UVD_POWER_STATUS__JRBC_SNOOP_DIS_MASK; 1293 WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, reg_data2); 1294 1295 /* pause DPG jpeg */ 1296 reg_data |= UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK; 1297 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data); 1298 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE, 1299 UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK, 1300 UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK); 1301 1302 /* Restore */ 1303 ring = &adev->jpeg.inst->ring_dec; 1304 WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_VMID, 0); 1305 WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL, 1306 UVD_JRBC_RB_CNTL__RB_NO_FETCH_MASK | 1307 UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK); 1308 WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW, 1309 lower_32_bits(ring->gpu_addr)); 1310 WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH, 1311 upper_32_bits(ring->gpu_addr)); 1312 WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_RPTR, ring->wptr); 1313 WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR, ring->wptr); 1314 WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL, 1315 UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK); 1316 1317 ring = &adev->vcn.inst->ring_dec; 1318 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 1319 RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF); 1320 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1321 UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, 1322 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1323 } 1324 } else { 1325 /* unpause dpg jpeg, no need to wait */ 1326 reg_data &= ~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK; 1327 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data); 1328 } 1329 adev->vcn.inst[inst_idx].pause_state.jpeg = new_state->jpeg; 1330 } 1331 1332 return 0; 1333 } 1334 1335 static bool vcn_v1_0_is_idle(void *handle) 1336 { 1337 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1338 1339 return (RREG32_SOC15(VCN, 0, mmUVD_STATUS) == UVD_STATUS__IDLE); 1340 } 1341 1342 static int vcn_v1_0_wait_for_idle(void *handle) 1343 { 1344 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1345 int ret; 1346 1347 ret = SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_STATUS, UVD_STATUS__IDLE, 1348 UVD_STATUS__IDLE); 1349 1350 return ret; 1351 } 1352 1353 static int vcn_v1_0_set_clockgating_state(void *handle, 1354 enum amd_clockgating_state state) 1355 { 1356 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1357 bool enable = (state == AMD_CG_STATE_GATE); 1358 1359 if (enable) { 1360 /* wait for STATUS to clear */ 1361 if (!vcn_v1_0_is_idle(handle)) 1362 return -EBUSY; 1363 vcn_v1_0_enable_clock_gating(adev); 1364 } else { 1365 /* disable HW gating and enable Sw gating */ 1366 vcn_v1_0_disable_clock_gating(adev); 1367 } 1368 return 0; 1369 } 1370 1371 /** 1372 * vcn_v1_0_dec_ring_get_rptr - get read pointer 1373 * 1374 * @ring: amdgpu_ring pointer 1375 * 1376 * Returns the current hardware read pointer 1377 */ 1378 static uint64_t vcn_v1_0_dec_ring_get_rptr(struct amdgpu_ring *ring) 1379 { 1380 struct amdgpu_device *adev = ring->adev; 1381 1382 return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR); 1383 } 1384 1385 /** 1386 * vcn_v1_0_dec_ring_get_wptr - get write pointer 1387 * 1388 * @ring: amdgpu_ring pointer 1389 * 1390 * Returns the current hardware write pointer 1391 */ 1392 static uint64_t vcn_v1_0_dec_ring_get_wptr(struct amdgpu_ring *ring) 1393 { 1394 struct amdgpu_device *adev = ring->adev; 1395 1396 return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR); 1397 } 1398 1399 /** 1400 * vcn_v1_0_dec_ring_set_wptr - set write pointer 1401 * 1402 * @ring: amdgpu_ring pointer 1403 * 1404 * Commits the write pointer to the hardware 1405 */ 1406 static void vcn_v1_0_dec_ring_set_wptr(struct amdgpu_ring *ring) 1407 { 1408 struct amdgpu_device *adev = ring->adev; 1409 1410 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) 1411 WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 1412 lower_32_bits(ring->wptr) | 0x80000000); 1413 1414 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr)); 1415 } 1416 1417 /** 1418 * vcn_v1_0_dec_ring_insert_start - insert a start command 1419 * 1420 * @ring: amdgpu_ring pointer 1421 * 1422 * Write a start command to the ring. 1423 */ 1424 static void vcn_v1_0_dec_ring_insert_start(struct amdgpu_ring *ring) 1425 { 1426 struct amdgpu_device *adev = ring->adev; 1427 1428 amdgpu_ring_write(ring, 1429 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0)); 1430 amdgpu_ring_write(ring, 0); 1431 amdgpu_ring_write(ring, 1432 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); 1433 amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_START << 1); 1434 } 1435 1436 /** 1437 * vcn_v1_0_dec_ring_insert_end - insert a end command 1438 * 1439 * @ring: amdgpu_ring pointer 1440 * 1441 * Write a end command to the ring. 1442 */ 1443 static void vcn_v1_0_dec_ring_insert_end(struct amdgpu_ring *ring) 1444 { 1445 struct amdgpu_device *adev = ring->adev; 1446 1447 amdgpu_ring_write(ring, 1448 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); 1449 amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_END << 1); 1450 } 1451 1452 /** 1453 * vcn_v1_0_dec_ring_emit_fence - emit an fence & trap command 1454 * 1455 * @ring: amdgpu_ring pointer 1456 * @addr: address 1457 * @seq: sequence number 1458 * @flags: fence related flags 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 * @job: job to retrieve vmid from 1498 * @ib: indirect buffer to execute 1499 * @flags: unused 1500 * 1501 * Write ring commands to execute the indirect buffer 1502 */ 1503 static void vcn_v1_0_dec_ring_emit_ib(struct amdgpu_ring *ring, 1504 struct amdgpu_job *job, 1505 struct amdgpu_ib *ib, 1506 uint32_t flags) 1507 { 1508 struct amdgpu_device *adev = ring->adev; 1509 unsigned vmid = AMDGPU_JOB_GET_VMID(job); 1510 1511 amdgpu_ring_write(ring, 1512 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_VMID), 0)); 1513 amdgpu_ring_write(ring, vmid); 1514 1515 amdgpu_ring_write(ring, 1516 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0)); 1517 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 1518 amdgpu_ring_write(ring, 1519 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0)); 1520 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 1521 amdgpu_ring_write(ring, 1522 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_IB_SIZE), 0)); 1523 amdgpu_ring_write(ring, ib->length_dw); 1524 } 1525 1526 static void vcn_v1_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring, 1527 uint32_t reg, uint32_t val, 1528 uint32_t mask) 1529 { 1530 struct amdgpu_device *adev = ring->adev; 1531 1532 amdgpu_ring_write(ring, 1533 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0)); 1534 amdgpu_ring_write(ring, reg << 2); 1535 amdgpu_ring_write(ring, 1536 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0)); 1537 amdgpu_ring_write(ring, val); 1538 amdgpu_ring_write(ring, 1539 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH8), 0)); 1540 amdgpu_ring_write(ring, mask); 1541 amdgpu_ring_write(ring, 1542 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); 1543 amdgpu_ring_write(ring, VCN_DEC_CMD_REG_READ_COND_WAIT << 1); 1544 } 1545 1546 static void vcn_v1_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring, 1547 unsigned vmid, uint64_t pd_addr) 1548 { 1549 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub]; 1550 uint32_t data0, data1, mask; 1551 1552 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); 1553 1554 /* wait for register write */ 1555 data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance; 1556 data1 = lower_32_bits(pd_addr); 1557 mask = 0xffffffff; 1558 vcn_v1_0_dec_ring_emit_reg_wait(ring, data0, data1, mask); 1559 } 1560 1561 static void vcn_v1_0_dec_ring_emit_wreg(struct amdgpu_ring *ring, 1562 uint32_t reg, uint32_t val) 1563 { 1564 struct amdgpu_device *adev = ring->adev; 1565 1566 amdgpu_ring_write(ring, 1567 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0)); 1568 amdgpu_ring_write(ring, reg << 2); 1569 amdgpu_ring_write(ring, 1570 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0)); 1571 amdgpu_ring_write(ring, val); 1572 amdgpu_ring_write(ring, 1573 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0)); 1574 amdgpu_ring_write(ring, VCN_DEC_CMD_WRITE_REG << 1); 1575 } 1576 1577 /** 1578 * vcn_v1_0_enc_ring_get_rptr - get enc read pointer 1579 * 1580 * @ring: amdgpu_ring pointer 1581 * 1582 * Returns the current hardware enc read pointer 1583 */ 1584 static uint64_t vcn_v1_0_enc_ring_get_rptr(struct amdgpu_ring *ring) 1585 { 1586 struct amdgpu_device *adev = ring->adev; 1587 1588 if (ring == &adev->vcn.inst->ring_enc[0]) 1589 return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR); 1590 else 1591 return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2); 1592 } 1593 1594 /** 1595 * vcn_v1_0_enc_ring_get_wptr - get enc write pointer 1596 * 1597 * @ring: amdgpu_ring pointer 1598 * 1599 * Returns the current hardware enc write pointer 1600 */ 1601 static uint64_t vcn_v1_0_enc_ring_get_wptr(struct amdgpu_ring *ring) 1602 { 1603 struct amdgpu_device *adev = ring->adev; 1604 1605 if (ring == &adev->vcn.inst->ring_enc[0]) 1606 return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR); 1607 else 1608 return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2); 1609 } 1610 1611 /** 1612 * vcn_v1_0_enc_ring_set_wptr - set enc write pointer 1613 * 1614 * @ring: amdgpu_ring pointer 1615 * 1616 * Commits the enc write pointer to the hardware 1617 */ 1618 static void vcn_v1_0_enc_ring_set_wptr(struct amdgpu_ring *ring) 1619 { 1620 struct amdgpu_device *adev = ring->adev; 1621 1622 if (ring == &adev->vcn.inst->ring_enc[0]) 1623 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, 1624 lower_32_bits(ring->wptr)); 1625 else 1626 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, 1627 lower_32_bits(ring->wptr)); 1628 } 1629 1630 /** 1631 * vcn_v1_0_enc_ring_emit_fence - emit an enc fence & trap command 1632 * 1633 * @ring: amdgpu_ring pointer 1634 * @addr: address 1635 * @seq: sequence number 1636 * @flags: fence related flags 1637 * 1638 * Write enc a fence and a trap command to the ring. 1639 */ 1640 static void vcn_v1_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, 1641 u64 seq, unsigned flags) 1642 { 1643 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); 1644 1645 amdgpu_ring_write(ring, VCN_ENC_CMD_FENCE); 1646 amdgpu_ring_write(ring, addr); 1647 amdgpu_ring_write(ring, upper_32_bits(addr)); 1648 amdgpu_ring_write(ring, seq); 1649 amdgpu_ring_write(ring, VCN_ENC_CMD_TRAP); 1650 } 1651 1652 static void vcn_v1_0_enc_ring_insert_end(struct amdgpu_ring *ring) 1653 { 1654 amdgpu_ring_write(ring, VCN_ENC_CMD_END); 1655 } 1656 1657 /** 1658 * vcn_v1_0_enc_ring_emit_ib - enc execute indirect buffer 1659 * 1660 * @ring: amdgpu_ring pointer 1661 * @job: job to retrive vmid from 1662 * @ib: indirect buffer to execute 1663 * @flags: unused 1664 * 1665 * Write enc ring commands to execute the indirect buffer 1666 */ 1667 static void vcn_v1_0_enc_ring_emit_ib(struct amdgpu_ring *ring, 1668 struct amdgpu_job *job, 1669 struct amdgpu_ib *ib, 1670 uint32_t flags) 1671 { 1672 unsigned vmid = AMDGPU_JOB_GET_VMID(job); 1673 1674 amdgpu_ring_write(ring, VCN_ENC_CMD_IB); 1675 amdgpu_ring_write(ring, vmid); 1676 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 1677 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 1678 amdgpu_ring_write(ring, ib->length_dw); 1679 } 1680 1681 static void vcn_v1_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring, 1682 uint32_t reg, uint32_t val, 1683 uint32_t mask) 1684 { 1685 amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WAIT); 1686 amdgpu_ring_write(ring, reg << 2); 1687 amdgpu_ring_write(ring, mask); 1688 amdgpu_ring_write(ring, val); 1689 } 1690 1691 static void vcn_v1_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring, 1692 unsigned int vmid, uint64_t pd_addr) 1693 { 1694 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub]; 1695 1696 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); 1697 1698 /* wait for reg writes */ 1699 vcn_v1_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 + 1700 vmid * hub->ctx_addr_distance, 1701 lower_32_bits(pd_addr), 0xffffffff); 1702 } 1703 1704 static void vcn_v1_0_enc_ring_emit_wreg(struct amdgpu_ring *ring, 1705 uint32_t reg, uint32_t val) 1706 { 1707 amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WRITE); 1708 amdgpu_ring_write(ring, reg << 2); 1709 amdgpu_ring_write(ring, val); 1710 } 1711 1712 static int vcn_v1_0_set_interrupt_state(struct amdgpu_device *adev, 1713 struct amdgpu_irq_src *source, 1714 unsigned type, 1715 enum amdgpu_interrupt_state state) 1716 { 1717 return 0; 1718 } 1719 1720 static int vcn_v1_0_process_interrupt(struct amdgpu_device *adev, 1721 struct amdgpu_irq_src *source, 1722 struct amdgpu_iv_entry *entry) 1723 { 1724 DRM_DEBUG("IH: VCN TRAP\n"); 1725 1726 switch (entry->src_id) { 1727 case 124: 1728 amdgpu_fence_process(&adev->vcn.inst->ring_dec); 1729 break; 1730 case 119: 1731 amdgpu_fence_process(&adev->vcn.inst->ring_enc[0]); 1732 break; 1733 case 120: 1734 amdgpu_fence_process(&adev->vcn.inst->ring_enc[1]); 1735 break; 1736 default: 1737 DRM_ERROR("Unhandled interrupt: %d %d\n", 1738 entry->src_id, entry->src_data[0]); 1739 break; 1740 } 1741 1742 return 0; 1743 } 1744 1745 static void vcn_v1_0_dec_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count) 1746 { 1747 struct amdgpu_device *adev = ring->adev; 1748 int i; 1749 1750 WARN_ON(ring->wptr % 2 || count % 2); 1751 1752 for (i = 0; i < count / 2; i++) { 1753 amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP), 0)); 1754 amdgpu_ring_write(ring, 0); 1755 } 1756 } 1757 1758 static int vcn_v1_0_set_powergating_state(void *handle, 1759 enum amd_powergating_state state) 1760 { 1761 /* This doesn't actually powergate the VCN block. 1762 * That's done in the dpm code via the SMC. This 1763 * just re-inits the block as necessary. The actual 1764 * gating still happens in the dpm code. We should 1765 * revisit this when there is a cleaner line between 1766 * the smc and the hw blocks 1767 */ 1768 int ret; 1769 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1770 1771 if(state == adev->vcn.cur_state) 1772 return 0; 1773 1774 if (state == AMD_PG_STATE_GATE) 1775 ret = vcn_v1_0_stop(adev); 1776 else 1777 ret = vcn_v1_0_start(adev); 1778 1779 if(!ret) 1780 adev->vcn.cur_state = state; 1781 return ret; 1782 } 1783 1784 static void vcn_v1_0_idle_work_handler(struct work_struct *work) 1785 { 1786 struct amdgpu_device *adev = 1787 container_of(work, struct amdgpu_device, vcn.idle_work.work); 1788 unsigned int fences = 0, i; 1789 1790 for (i = 0; i < adev->vcn.num_enc_rings; ++i) 1791 fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]); 1792 1793 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) { 1794 struct dpg_pause_state new_state; 1795 1796 if (fences) 1797 new_state.fw_based = VCN_DPG_STATE__PAUSE; 1798 else 1799 new_state.fw_based = VCN_DPG_STATE__UNPAUSE; 1800 1801 if (amdgpu_fence_count_emitted(&adev->jpeg.inst->ring_dec)) 1802 new_state.jpeg = VCN_DPG_STATE__PAUSE; 1803 else 1804 new_state.jpeg = VCN_DPG_STATE__UNPAUSE; 1805 1806 adev->vcn.pause_dpg_mode(adev, 0, &new_state); 1807 } 1808 1809 fences += amdgpu_fence_count_emitted(&adev->jpeg.inst->ring_dec); 1810 fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_dec); 1811 1812 if (fences == 0) { 1813 amdgpu_gfx_off_ctrl(adev, true); 1814 if (adev->pm.dpm_enabled) 1815 amdgpu_dpm_enable_uvd(adev, false); 1816 else 1817 amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN, 1818 AMD_PG_STATE_GATE); 1819 } else { 1820 schedule_delayed_work(&adev->vcn.idle_work, VCN_IDLE_TIMEOUT); 1821 } 1822 } 1823 1824 static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring) 1825 { 1826 struct amdgpu_device *adev = ring->adev; 1827 bool set_clocks = !cancel_delayed_work_sync(&adev->vcn.idle_work); 1828 1829 mutex_lock(&adev->vcn.vcn1_jpeg1_workaround); 1830 1831 if (amdgpu_fence_wait_empty(&ring->adev->jpeg.inst->ring_dec)) 1832 DRM_ERROR("VCN dec: jpeg dec ring may not be empty\n"); 1833 1834 vcn_v1_0_set_pg_for_begin_use(ring, set_clocks); 1835 1836 } 1837 1838 void vcn_v1_0_set_pg_for_begin_use(struct amdgpu_ring *ring, bool set_clocks) 1839 { 1840 struct amdgpu_device *adev = ring->adev; 1841 1842 if (set_clocks) { 1843 amdgpu_gfx_off_ctrl(adev, false); 1844 if (adev->pm.dpm_enabled) 1845 amdgpu_dpm_enable_uvd(adev, true); 1846 else 1847 amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN, 1848 AMD_PG_STATE_UNGATE); 1849 } 1850 1851 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) { 1852 struct dpg_pause_state new_state; 1853 unsigned int fences = 0, i; 1854 1855 for (i = 0; i < adev->vcn.num_enc_rings; ++i) 1856 fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]); 1857 1858 if (fences) 1859 new_state.fw_based = VCN_DPG_STATE__PAUSE; 1860 else 1861 new_state.fw_based = VCN_DPG_STATE__UNPAUSE; 1862 1863 if (amdgpu_fence_count_emitted(&adev->jpeg.inst->ring_dec)) 1864 new_state.jpeg = VCN_DPG_STATE__PAUSE; 1865 else 1866 new_state.jpeg = VCN_DPG_STATE__UNPAUSE; 1867 1868 if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC) 1869 new_state.fw_based = VCN_DPG_STATE__PAUSE; 1870 else if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_JPEG) 1871 new_state.jpeg = VCN_DPG_STATE__PAUSE; 1872 1873 adev->vcn.pause_dpg_mode(adev, 0, &new_state); 1874 } 1875 } 1876 1877 void vcn_v1_0_ring_end_use(struct amdgpu_ring *ring) 1878 { 1879 schedule_delayed_work(&ring->adev->vcn.idle_work, VCN_IDLE_TIMEOUT); 1880 mutex_unlock(&ring->adev->vcn.vcn1_jpeg1_workaround); 1881 } 1882 1883 static const struct amd_ip_funcs vcn_v1_0_ip_funcs = { 1884 .name = "vcn_v1_0", 1885 .early_init = vcn_v1_0_early_init, 1886 .late_init = NULL, 1887 .sw_init = vcn_v1_0_sw_init, 1888 .sw_fini = vcn_v1_0_sw_fini, 1889 .hw_init = vcn_v1_0_hw_init, 1890 .hw_fini = vcn_v1_0_hw_fini, 1891 .suspend = vcn_v1_0_suspend, 1892 .resume = vcn_v1_0_resume, 1893 .is_idle = vcn_v1_0_is_idle, 1894 .wait_for_idle = vcn_v1_0_wait_for_idle, 1895 .check_soft_reset = NULL /* vcn_v1_0_check_soft_reset */, 1896 .pre_soft_reset = NULL /* vcn_v1_0_pre_soft_reset */, 1897 .soft_reset = NULL /* vcn_v1_0_soft_reset */, 1898 .post_soft_reset = NULL /* vcn_v1_0_post_soft_reset */, 1899 .set_clockgating_state = vcn_v1_0_set_clockgating_state, 1900 .set_powergating_state = vcn_v1_0_set_powergating_state, 1901 }; 1902 1903 static const struct amdgpu_ring_funcs vcn_v1_0_dec_ring_vm_funcs = { 1904 .type = AMDGPU_RING_TYPE_VCN_DEC, 1905 .align_mask = 0xf, 1906 .support_64bit_ptrs = false, 1907 .no_user_fence = true, 1908 .vmhub = AMDGPU_MMHUB_0, 1909 .get_rptr = vcn_v1_0_dec_ring_get_rptr, 1910 .get_wptr = vcn_v1_0_dec_ring_get_wptr, 1911 .set_wptr = vcn_v1_0_dec_ring_set_wptr, 1912 .emit_frame_size = 1913 6 + 6 + /* hdp invalidate / flush */ 1914 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 + 1915 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 + 1916 8 + /* vcn_v1_0_dec_ring_emit_vm_flush */ 1917 14 + 14 + /* vcn_v1_0_dec_ring_emit_fence x2 vm fence */ 1918 6, 1919 .emit_ib_size = 8, /* vcn_v1_0_dec_ring_emit_ib */ 1920 .emit_ib = vcn_v1_0_dec_ring_emit_ib, 1921 .emit_fence = vcn_v1_0_dec_ring_emit_fence, 1922 .emit_vm_flush = vcn_v1_0_dec_ring_emit_vm_flush, 1923 .test_ring = amdgpu_vcn_dec_ring_test_ring, 1924 .test_ib = amdgpu_vcn_dec_ring_test_ib, 1925 .insert_nop = vcn_v1_0_dec_ring_insert_nop, 1926 .insert_start = vcn_v1_0_dec_ring_insert_start, 1927 .insert_end = vcn_v1_0_dec_ring_insert_end, 1928 .pad_ib = amdgpu_ring_generic_pad_ib, 1929 .begin_use = vcn_v1_0_ring_begin_use, 1930 .end_use = vcn_v1_0_ring_end_use, 1931 .emit_wreg = vcn_v1_0_dec_ring_emit_wreg, 1932 .emit_reg_wait = vcn_v1_0_dec_ring_emit_reg_wait, 1933 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 1934 }; 1935 1936 static const struct amdgpu_ring_funcs vcn_v1_0_enc_ring_vm_funcs = { 1937 .type = AMDGPU_RING_TYPE_VCN_ENC, 1938 .align_mask = 0x3f, 1939 .nop = VCN_ENC_CMD_NO_OP, 1940 .support_64bit_ptrs = false, 1941 .no_user_fence = true, 1942 .vmhub = AMDGPU_MMHUB_0, 1943 .get_rptr = vcn_v1_0_enc_ring_get_rptr, 1944 .get_wptr = vcn_v1_0_enc_ring_get_wptr, 1945 .set_wptr = vcn_v1_0_enc_ring_set_wptr, 1946 .emit_frame_size = 1947 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 + 1948 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 + 1949 4 + /* vcn_v1_0_enc_ring_emit_vm_flush */ 1950 5 + 5 + /* vcn_v1_0_enc_ring_emit_fence x2 vm fence */ 1951 1, /* vcn_v1_0_enc_ring_insert_end */ 1952 .emit_ib_size = 5, /* vcn_v1_0_enc_ring_emit_ib */ 1953 .emit_ib = vcn_v1_0_enc_ring_emit_ib, 1954 .emit_fence = vcn_v1_0_enc_ring_emit_fence, 1955 .emit_vm_flush = vcn_v1_0_enc_ring_emit_vm_flush, 1956 .test_ring = amdgpu_vcn_enc_ring_test_ring, 1957 .test_ib = amdgpu_vcn_enc_ring_test_ib, 1958 .insert_nop = amdgpu_ring_insert_nop, 1959 .insert_end = vcn_v1_0_enc_ring_insert_end, 1960 .pad_ib = amdgpu_ring_generic_pad_ib, 1961 .begin_use = vcn_v1_0_ring_begin_use, 1962 .end_use = vcn_v1_0_ring_end_use, 1963 .emit_wreg = vcn_v1_0_enc_ring_emit_wreg, 1964 .emit_reg_wait = vcn_v1_0_enc_ring_emit_reg_wait, 1965 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 1966 }; 1967 1968 static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev) 1969 { 1970 adev->vcn.inst->ring_dec.funcs = &vcn_v1_0_dec_ring_vm_funcs; 1971 DRM_INFO("VCN decode is enabled in VM mode\n"); 1972 } 1973 1974 static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev) 1975 { 1976 int i; 1977 1978 for (i = 0; i < adev->vcn.num_enc_rings; ++i) 1979 adev->vcn.inst->ring_enc[i].funcs = &vcn_v1_0_enc_ring_vm_funcs; 1980 1981 DRM_INFO("VCN encode is enabled in VM mode\n"); 1982 } 1983 1984 static const struct amdgpu_irq_src_funcs vcn_v1_0_irq_funcs = { 1985 .set = vcn_v1_0_set_interrupt_state, 1986 .process = vcn_v1_0_process_interrupt, 1987 }; 1988 1989 static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev) 1990 { 1991 adev->vcn.inst->irq.num_types = adev->vcn.num_enc_rings + 2; 1992 adev->vcn.inst->irq.funcs = &vcn_v1_0_irq_funcs; 1993 } 1994 1995 const struct amdgpu_ip_block_version vcn_v1_0_ip_block = 1996 { 1997 .type = AMD_IP_BLOCK_TYPE_VCN, 1998 .major = 1, 1999 .minor = 0, 2000 .rev = 0, 2001 .funcs = &vcn_v1_0_ip_funcs, 2002 }; 2003