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