1 /* $NetBSD: amdgpu_vcn_v2_0.c,v 1.3 2021/12/19 12:21:29 riastradh Exp $ */ 2 3 /* 4 * Copyright 2018 Advanced Micro Devices, Inc. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 * 24 */ 25 26 #include <sys/cdefs.h> 27 __KERNEL_RCSID(0, "$NetBSD: amdgpu_vcn_v2_0.c,v 1.3 2021/12/19 12:21:29 riastradh Exp $"); 28 29 #include <linux/firmware.h> 30 31 #include "amdgpu.h" 32 #include "amdgpu_vcn.h" 33 #include "soc15.h" 34 #include "soc15d.h" 35 #include "amdgpu_pm.h" 36 #include "amdgpu_psp.h" 37 38 #include "vcn/vcn_2_0_0_offset.h" 39 #include "vcn/vcn_2_0_0_sh_mask.h" 40 #include "ivsrcid/vcn/irqsrcs_vcn_2_0.h" 41 42 #include <linux/nbsd-namespace.h> 43 44 #define mmUVD_CONTEXT_ID_INTERNAL_OFFSET 0x1fd 45 #define mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET 0x503 46 #define mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET 0x504 47 #define mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET 0x505 48 #define mmUVD_NO_OP_INTERNAL_OFFSET 0x53f 49 #define mmUVD_GP_SCRATCH8_INTERNAL_OFFSET 0x54a 50 #define mmUVD_SCRATCH9_INTERNAL_OFFSET 0xc01d 51 52 #define mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET 0x1e1 53 #define mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET 0x5a6 54 #define mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET 0x5a7 55 #define mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET 0x1e2 56 57 static void vcn_v2_0_set_dec_ring_funcs(struct amdgpu_device *adev); 58 static void vcn_v2_0_set_enc_ring_funcs(struct amdgpu_device *adev); 59 static void vcn_v2_0_set_irq_funcs(struct amdgpu_device *adev); 60 static int vcn_v2_0_set_powergating_state(void *handle, 61 enum amd_powergating_state state); 62 static int vcn_v2_0_pause_dpg_mode(struct amdgpu_device *adev, 63 int inst_idx, struct dpg_pause_state *new_state); 64 65 /** 66 * vcn_v2_0_early_init - set function pointers 67 * 68 * @handle: amdgpu_device pointer 69 * 70 * Set ring and irq function pointers 71 */ 72 static int vcn_v2_0_early_init(void *handle) 73 { 74 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 75 76 adev->vcn.num_vcn_inst = 1; 77 adev->vcn.num_enc_rings = 2; 78 79 vcn_v2_0_set_dec_ring_funcs(adev); 80 vcn_v2_0_set_enc_ring_funcs(adev); 81 vcn_v2_0_set_irq_funcs(adev); 82 83 return 0; 84 } 85 86 /** 87 * vcn_v2_0_sw_init - sw init for VCN block 88 * 89 * @handle: amdgpu_device pointer 90 * 91 * Load firmware and sw initialization 92 */ 93 static int vcn_v2_0_sw_init(void *handle) 94 { 95 struct amdgpu_ring *ring; 96 int i, r; 97 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 98 99 /* VCN DEC TRAP */ 100 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, 101 VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, 102 &adev->vcn.inst->irq); 103 if (r) 104 return r; 105 106 /* VCN ENC TRAP */ 107 for (i = 0; i < adev->vcn.num_enc_rings; ++i) { 108 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, 109 i + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, 110 &adev->vcn.inst->irq); 111 if (r) 112 return r; 113 } 114 115 r = amdgpu_vcn_sw_init(adev); 116 if (r) 117 return r; 118 119 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 120 const struct common_firmware_header *hdr; 121 hdr = (const struct common_firmware_header *)adev->vcn.fw->data; 122 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].ucode_id = AMDGPU_UCODE_ID_VCN; 123 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].fw = adev->vcn.fw; 124 adev->firmware.fw_size += 125 ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE); 126 DRM_INFO("PSP loading VCN firmware\n"); 127 } 128 129 r = amdgpu_vcn_resume(adev); 130 if (r) 131 return r; 132 133 ring = &adev->vcn.inst->ring_dec; 134 135 ring->use_doorbell = true; 136 ring->doorbell_index = adev->doorbell_index.vcn.vcn_ring0_1 << 1; 137 138 snprintf(ring->name, sizeof(ring->name), "vcn_dec"); 139 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0); 140 if (r) 141 return r; 142 143 adev->vcn.internal.context_id = mmUVD_CONTEXT_ID_INTERNAL_OFFSET; 144 adev->vcn.internal.ib_vmid = mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET; 145 adev->vcn.internal.ib_bar_low = mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET; 146 adev->vcn.internal.ib_bar_high = mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET; 147 adev->vcn.internal.ib_size = mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET; 148 adev->vcn.internal.gp_scratch8 = mmUVD_GP_SCRATCH8_INTERNAL_OFFSET; 149 150 adev->vcn.internal.scratch9 = mmUVD_SCRATCH9_INTERNAL_OFFSET; 151 adev->vcn.inst->external.scratch9 = SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9); 152 adev->vcn.internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET; 153 adev->vcn.inst->external.data0 = SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0); 154 adev->vcn.internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET; 155 adev->vcn.inst->external.data1 = SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1); 156 adev->vcn.internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET; 157 adev->vcn.inst->external.cmd = SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD); 158 adev->vcn.internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET; 159 adev->vcn.inst->external.nop = SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP); 160 161 for (i = 0; i < adev->vcn.num_enc_rings; ++i) { 162 ring = &adev->vcn.inst->ring_enc[i]; 163 ring->use_doorbell = true; 164 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 2 + i; 165 snprintf(ring->name, sizeof(ring->name), "vcn_enc%d", i); 166 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0); 167 if (r) 168 return r; 169 } 170 171 adev->vcn.pause_dpg_mode = vcn_v2_0_pause_dpg_mode; 172 173 return 0; 174 } 175 176 /** 177 * vcn_v2_0_sw_fini - sw fini for VCN block 178 * 179 * @handle: amdgpu_device pointer 180 * 181 * VCN suspend and free up sw allocation 182 */ 183 static int vcn_v2_0_sw_fini(void *handle) 184 { 185 int r; 186 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 187 188 r = amdgpu_vcn_suspend(adev); 189 if (r) 190 return r; 191 192 r = amdgpu_vcn_sw_fini(adev); 193 194 return r; 195 } 196 197 /** 198 * vcn_v2_0_hw_init - start and test VCN block 199 * 200 * @handle: amdgpu_device pointer 201 * 202 * Initialize the hardware, boot up the VCPU and do some testing 203 */ 204 static int vcn_v2_0_hw_init(void *handle) 205 { 206 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 207 struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec; 208 int i, r; 209 210 adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell, 211 ring->doorbell_index, 0); 212 213 r = amdgpu_ring_test_helper(ring); 214 if (r) 215 goto done; 216 217 for (i = 0; i < adev->vcn.num_enc_rings; ++i) { 218 ring = &adev->vcn.inst->ring_enc[i]; 219 r = amdgpu_ring_test_helper(ring); 220 if (r) 221 goto done; 222 } 223 224 done: 225 if (!r) 226 DRM_INFO("VCN decode and encode initialized successfully(under %s).\n", 227 (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode"); 228 229 return r; 230 } 231 232 /** 233 * vcn_v2_0_hw_fini - stop the hardware block 234 * 235 * @handle: amdgpu_device pointer 236 * 237 * Stop the VCN block, mark ring as not ready any more 238 */ 239 static int vcn_v2_0_hw_fini(void *handle) 240 { 241 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 242 struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec; 243 int i; 244 245 if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) || 246 (adev->vcn.cur_state != AMD_PG_STATE_GATE && 247 RREG32_SOC15(VCN, 0, mmUVD_STATUS))) 248 vcn_v2_0_set_powergating_state(adev, AMD_PG_STATE_GATE); 249 250 ring->sched.ready = false; 251 252 for (i = 0; i < adev->vcn.num_enc_rings; ++i) { 253 ring = &adev->vcn.inst->ring_enc[i]; 254 ring->sched.ready = false; 255 } 256 257 return 0; 258 } 259 260 /** 261 * vcn_v2_0_suspend - suspend VCN block 262 * 263 * @handle: amdgpu_device pointer 264 * 265 * HW fini and suspend VCN block 266 */ 267 static int vcn_v2_0_suspend(void *handle) 268 { 269 int r; 270 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 271 272 r = vcn_v2_0_hw_fini(adev); 273 if (r) 274 return r; 275 276 r = amdgpu_vcn_suspend(adev); 277 278 return r; 279 } 280 281 /** 282 * vcn_v2_0_resume - resume VCN block 283 * 284 * @handle: amdgpu_device pointer 285 * 286 * Resume firmware and hw init VCN block 287 */ 288 static int vcn_v2_0_resume(void *handle) 289 { 290 int r; 291 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 292 293 r = amdgpu_vcn_resume(adev); 294 if (r) 295 return r; 296 297 r = vcn_v2_0_hw_init(adev); 298 299 return r; 300 } 301 302 /** 303 * vcn_v2_0_mc_resume - memory controller programming 304 * 305 * @adev: amdgpu_device pointer 306 * 307 * Let the VCN memory controller know it's offsets 308 */ 309 static void vcn_v2_0_mc_resume(struct amdgpu_device *adev) 310 { 311 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4); 312 uint32_t offset; 313 314 /* cache window 0: fw */ 315 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 316 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 317 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo)); 318 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 319 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi)); 320 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0); 321 offset = 0; 322 } else { 323 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 324 lower_32_bits(adev->vcn.inst->gpu_addr)); 325 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 326 upper_32_bits(adev->vcn.inst->gpu_addr)); 327 offset = size; 328 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 329 AMDGPU_UVD_FIRMWARE_OFFSET >> 3); 330 } 331 332 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size); 333 334 /* cache window 1: stack */ 335 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW, 336 lower_32_bits(adev->vcn.inst->gpu_addr + offset)); 337 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH, 338 upper_32_bits(adev->vcn.inst->gpu_addr + offset)); 339 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0); 340 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE); 341 342 /* cache window 2: context */ 343 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW, 344 lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE)); 345 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH, 346 upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE)); 347 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0); 348 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE); 349 350 WREG32_SOC15(UVD, 0, mmUVD_GFX10_ADDR_CONFIG, adev->gfx.config.gb_addr_config); 351 } 352 353 static void vcn_v2_0_mc_resume_dpg_mode(struct amdgpu_device *adev, bool indirect) 354 { 355 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4); 356 uint32_t offset; 357 358 /* cache window 0: fw */ 359 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 360 if (!indirect) { 361 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 362 UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 363 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo), 0, indirect); 364 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 365 UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 366 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi), 0, indirect); 367 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 368 UVD, 0, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect); 369 } else { 370 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 371 UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect); 372 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 373 UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect); 374 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 375 UVD, 0, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect); 376 } 377 offset = 0; 378 } else { 379 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 380 UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 381 lower_32_bits(adev->vcn.inst->gpu_addr), 0, indirect); 382 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 383 UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 384 upper_32_bits(adev->vcn.inst->gpu_addr), 0, indirect); 385 offset = size; 386 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 387 UVD, 0, mmUVD_VCPU_CACHE_OFFSET0), 388 AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect); 389 } 390 391 if (!indirect) 392 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 393 UVD, 0, mmUVD_VCPU_CACHE_SIZE0), size, 0, indirect); 394 else 395 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 396 UVD, 0, mmUVD_VCPU_CACHE_SIZE0), 0, 0, indirect); 397 398 /* cache window 1: stack */ 399 if (!indirect) { 400 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 401 UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 402 lower_32_bits(adev->vcn.inst->gpu_addr + offset), 0, indirect); 403 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 404 UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 405 upper_32_bits(adev->vcn.inst->gpu_addr + offset), 0, indirect); 406 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 407 UVD, 0, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect); 408 } else { 409 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 410 UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect); 411 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 412 UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect); 413 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 414 UVD, 0, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect); 415 } 416 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 417 UVD, 0, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect); 418 419 /* cache window 2: context */ 420 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 421 UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW), 422 lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect); 423 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 424 UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH), 425 upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect); 426 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 427 UVD, 0, mmUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect); 428 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 429 UVD, 0, mmUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect); 430 431 /* non-cache window */ 432 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 433 UVD, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW), 0, 0, indirect); 434 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 435 UVD, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH), 0, 0, indirect); 436 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 437 UVD, 0, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect); 438 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 439 UVD, 0, mmUVD_VCPU_NONCACHE_SIZE0), 0, 0, indirect); 440 441 /* VCN global tiling registers */ 442 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 443 UVD, 0, mmUVD_GFX10_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect); 444 } 445 446 /** 447 * vcn_v2_0_disable_clock_gating - disable VCN clock gating 448 * 449 * @adev: amdgpu_device pointer 450 * @sw: enable SW clock gating 451 * 452 * Disable clock gating for VCN block 453 */ 454 static void vcn_v2_0_disable_clock_gating(struct amdgpu_device *adev) 455 { 456 uint32_t data; 457 458 /* UVD disable CGC */ 459 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 460 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 461 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 462 else 463 data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK; 464 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 465 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 466 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 467 468 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_GATE); 469 data &= ~(UVD_CGC_GATE__SYS_MASK 470 | UVD_CGC_GATE__UDEC_MASK 471 | UVD_CGC_GATE__MPEG2_MASK 472 | UVD_CGC_GATE__REGS_MASK 473 | UVD_CGC_GATE__RBC_MASK 474 | UVD_CGC_GATE__LMI_MC_MASK 475 | UVD_CGC_GATE__LMI_UMC_MASK 476 | UVD_CGC_GATE__IDCT_MASK 477 | UVD_CGC_GATE__MPRD_MASK 478 | UVD_CGC_GATE__MPC_MASK 479 | UVD_CGC_GATE__LBSI_MASK 480 | UVD_CGC_GATE__LRBBM_MASK 481 | UVD_CGC_GATE__UDEC_RE_MASK 482 | UVD_CGC_GATE__UDEC_CM_MASK 483 | UVD_CGC_GATE__UDEC_IT_MASK 484 | UVD_CGC_GATE__UDEC_DB_MASK 485 | UVD_CGC_GATE__UDEC_MP_MASK 486 | UVD_CGC_GATE__WCB_MASK 487 | UVD_CGC_GATE__VCPU_MASK 488 | UVD_CGC_GATE__SCPU_MASK); 489 WREG32_SOC15(VCN, 0, mmUVD_CGC_GATE, data); 490 491 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 492 data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK 493 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK 494 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK 495 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK 496 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK 497 | UVD_CGC_CTRL__SYS_MODE_MASK 498 | UVD_CGC_CTRL__UDEC_MODE_MASK 499 | UVD_CGC_CTRL__MPEG2_MODE_MASK 500 | UVD_CGC_CTRL__REGS_MODE_MASK 501 | UVD_CGC_CTRL__RBC_MODE_MASK 502 | UVD_CGC_CTRL__LMI_MC_MODE_MASK 503 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK 504 | UVD_CGC_CTRL__IDCT_MODE_MASK 505 | UVD_CGC_CTRL__MPRD_MODE_MASK 506 | UVD_CGC_CTRL__MPC_MODE_MASK 507 | UVD_CGC_CTRL__LBSI_MODE_MASK 508 | UVD_CGC_CTRL__LRBBM_MODE_MASK 509 | UVD_CGC_CTRL__WCB_MODE_MASK 510 | UVD_CGC_CTRL__VCPU_MODE_MASK 511 | UVD_CGC_CTRL__SCPU_MODE_MASK); 512 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 513 514 /* turn on */ 515 data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE); 516 data |= (UVD_SUVD_CGC_GATE__SRE_MASK 517 | UVD_SUVD_CGC_GATE__SIT_MASK 518 | UVD_SUVD_CGC_GATE__SMP_MASK 519 | UVD_SUVD_CGC_GATE__SCM_MASK 520 | UVD_SUVD_CGC_GATE__SDB_MASK 521 | UVD_SUVD_CGC_GATE__SRE_H264_MASK 522 | UVD_SUVD_CGC_GATE__SRE_HEVC_MASK 523 | UVD_SUVD_CGC_GATE__SIT_H264_MASK 524 | UVD_SUVD_CGC_GATE__SIT_HEVC_MASK 525 | UVD_SUVD_CGC_GATE__SCM_H264_MASK 526 | UVD_SUVD_CGC_GATE__SCM_HEVC_MASK 527 | UVD_SUVD_CGC_GATE__SDB_H264_MASK 528 | UVD_SUVD_CGC_GATE__SDB_HEVC_MASK 529 | UVD_SUVD_CGC_GATE__SCLR_MASK 530 | UVD_SUVD_CGC_GATE__UVD_SC_MASK 531 | UVD_SUVD_CGC_GATE__ENT_MASK 532 | UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK 533 | UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK 534 | UVD_SUVD_CGC_GATE__SITE_MASK 535 | UVD_SUVD_CGC_GATE__SRE_VP9_MASK 536 | UVD_SUVD_CGC_GATE__SCM_VP9_MASK 537 | UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK 538 | UVD_SUVD_CGC_GATE__SDB_VP9_MASK 539 | UVD_SUVD_CGC_GATE__IME_HEVC_MASK); 540 WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE, data); 541 542 data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL); 543 data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK 544 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK 545 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK 546 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK 547 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK 548 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK 549 | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK 550 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK 551 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK 552 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK); 553 WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data); 554 } 555 556 static void vcn_v2_0_clock_gating_dpg_mode(struct amdgpu_device *adev, 557 uint8_t sram_sel, uint8_t indirect) 558 { 559 uint32_t reg_data = 0; 560 561 /* enable sw clock gating control */ 562 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 563 reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 564 else 565 reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 566 reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 567 reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 568 reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK | 569 UVD_CGC_CTRL__UDEC_CM_MODE_MASK | 570 UVD_CGC_CTRL__UDEC_IT_MODE_MASK | 571 UVD_CGC_CTRL__UDEC_DB_MODE_MASK | 572 UVD_CGC_CTRL__UDEC_MP_MODE_MASK | 573 UVD_CGC_CTRL__SYS_MODE_MASK | 574 UVD_CGC_CTRL__UDEC_MODE_MASK | 575 UVD_CGC_CTRL__MPEG2_MODE_MASK | 576 UVD_CGC_CTRL__REGS_MODE_MASK | 577 UVD_CGC_CTRL__RBC_MODE_MASK | 578 UVD_CGC_CTRL__LMI_MC_MODE_MASK | 579 UVD_CGC_CTRL__LMI_UMC_MODE_MASK | 580 UVD_CGC_CTRL__IDCT_MODE_MASK | 581 UVD_CGC_CTRL__MPRD_MODE_MASK | 582 UVD_CGC_CTRL__MPC_MODE_MASK | 583 UVD_CGC_CTRL__LBSI_MODE_MASK | 584 UVD_CGC_CTRL__LRBBM_MODE_MASK | 585 UVD_CGC_CTRL__WCB_MODE_MASK | 586 UVD_CGC_CTRL__VCPU_MODE_MASK | 587 UVD_CGC_CTRL__SCPU_MODE_MASK); 588 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 589 UVD, 0, mmUVD_CGC_CTRL), reg_data, sram_sel, indirect); 590 591 /* turn off clock gating */ 592 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 593 UVD, 0, mmUVD_CGC_GATE), 0, sram_sel, indirect); 594 595 /* turn on SUVD clock gating */ 596 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 597 UVD, 0, mmUVD_SUVD_CGC_GATE), 1, sram_sel, indirect); 598 599 /* turn on sw mode in UVD_SUVD_CGC_CTRL */ 600 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 601 UVD, 0, mmUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect); 602 } 603 604 /** 605 * vcn_v2_0_enable_clock_gating - enable VCN clock gating 606 * 607 * @adev: amdgpu_device pointer 608 * @sw: enable SW clock gating 609 * 610 * Enable clock gating for VCN block 611 */ 612 static void vcn_v2_0_enable_clock_gating(struct amdgpu_device *adev) 613 { 614 uint32_t data = 0; 615 616 /* enable UVD CGC */ 617 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 618 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 619 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 620 else 621 data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 622 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 623 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 624 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 625 626 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 627 data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK 628 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK 629 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK 630 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK 631 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK 632 | UVD_CGC_CTRL__SYS_MODE_MASK 633 | UVD_CGC_CTRL__UDEC_MODE_MASK 634 | UVD_CGC_CTRL__MPEG2_MODE_MASK 635 | UVD_CGC_CTRL__REGS_MODE_MASK 636 | UVD_CGC_CTRL__RBC_MODE_MASK 637 | UVD_CGC_CTRL__LMI_MC_MODE_MASK 638 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK 639 | UVD_CGC_CTRL__IDCT_MODE_MASK 640 | UVD_CGC_CTRL__MPRD_MODE_MASK 641 | UVD_CGC_CTRL__MPC_MODE_MASK 642 | UVD_CGC_CTRL__LBSI_MODE_MASK 643 | UVD_CGC_CTRL__LRBBM_MODE_MASK 644 | UVD_CGC_CTRL__WCB_MODE_MASK 645 | UVD_CGC_CTRL__VCPU_MODE_MASK 646 | UVD_CGC_CTRL__SCPU_MODE_MASK); 647 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 648 649 data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL); 650 data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK 651 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK 652 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK 653 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK 654 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK 655 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK 656 | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK 657 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK 658 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK 659 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK); 660 WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data); 661 } 662 663 static void vcn_v2_0_disable_static_power_gating(struct amdgpu_device *adev) 664 { 665 uint32_t data = 0; 666 int ret __unused; 667 668 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { 669 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 670 | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 671 | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 672 | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 673 | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 674 | 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT 675 | 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT 676 | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 677 | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 678 | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT); 679 680 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data); 681 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, 682 UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON_2_0, 0xFFFFF, ret); 683 } else { 684 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 685 | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 686 | 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 687 | 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 688 | 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 689 | 1 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT 690 | 1 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT 691 | 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 692 | 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 693 | 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT); 694 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data); 695 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, 0, 0xFFFFF, ret); 696 } 697 698 /* polling UVD_PGFSM_STATUS to confirm UVDM_PWR_STATUS, 699 * UVDU_PWR_STATUS are 0 (power on) */ 700 701 data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS); 702 data &= ~0x103; 703 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) 704 data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON | 705 UVD_POWER_STATUS__UVD_PG_EN_MASK; 706 707 WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data); 708 } 709 710 static void vcn_v2_0_enable_static_power_gating(struct amdgpu_device *adev) 711 { 712 uint32_t data = 0; 713 int ret __unused; 714 715 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { 716 /* Before power off, this indicator has to be turned on */ 717 data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS); 718 data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK; 719 data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF; 720 WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data); 721 722 723 data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 724 | 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 725 | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 726 | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 727 | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 728 | 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT 729 | 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT 730 | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 731 | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 732 | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT); 733 734 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data); 735 736 data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT 737 | 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT 738 | 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT 739 | 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT 740 | 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT 741 | 2 << UVD_PGFSM_STATUS__UVDIL_PWR_STATUS__SHIFT 742 | 2 << UVD_PGFSM_STATUS__UVDIR_PWR_STATUS__SHIFT 743 | 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT 744 | 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT 745 | 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT); 746 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, data, 0xFFFFF, ret); 747 } 748 } 749 750 static int vcn_v2_0_start_dpg_mode(struct amdgpu_device *adev, bool indirect) 751 { 752 struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec; 753 uint32_t rb_bufsz, tmp; 754 755 vcn_v2_0_enable_static_power_gating(adev); 756 757 /* enable dynamic power gating mode */ 758 tmp = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS); 759 tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK; 760 tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK; 761 WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, tmp); 762 763 if (indirect) 764 adev->vcn.inst->dpg_sram_curr_addr = (uint32_t*)adev->vcn.inst->dpg_sram_cpu_addr; 765 766 /* enable clock gating */ 767 vcn_v2_0_clock_gating_dpg_mode(adev, 0, indirect); 768 769 /* enable VCPU clock */ 770 tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT); 771 tmp |= UVD_VCPU_CNTL__CLK_EN_MASK; 772 tmp |= UVD_VCPU_CNTL__MIF_WR_LOW_THRESHOLD_BP_MASK; 773 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 774 UVD, 0, mmUVD_VCPU_CNTL), tmp, 0, indirect); 775 776 /* disable master interupt */ 777 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 778 UVD, 0, mmUVD_MASTINT_EN), 0, 0, indirect); 779 780 /* setup mmUVD_LMI_CTRL */ 781 tmp = (UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 782 UVD_LMI_CTRL__REQ_MODE_MASK | 783 UVD_LMI_CTRL__CRC_RESET_MASK | 784 UVD_LMI_CTRL__MASK_MC_URGENT_MASK | 785 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 786 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK | 787 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) | 788 0x00100000L); 789 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 790 UVD, 0, mmUVD_LMI_CTRL), tmp, 0, indirect); 791 792 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 793 UVD, 0, mmUVD_MPC_CNTL), 794 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect); 795 796 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 797 UVD, 0, mmUVD_MPC_SET_MUXA0), 798 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) | 799 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) | 800 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) | 801 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect); 802 803 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 804 UVD, 0, mmUVD_MPC_SET_MUXB0), 805 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) | 806 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) | 807 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) | 808 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect); 809 810 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 811 UVD, 0, mmUVD_MPC_SET_MUX), 812 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) | 813 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) | 814 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect); 815 816 vcn_v2_0_mc_resume_dpg_mode(adev, indirect); 817 818 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 819 UVD, 0, mmUVD_REG_XX_MASK), 0x10, 0, indirect); 820 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 821 UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK), 0x3, 0, indirect); 822 823 /* release VCPU reset to boot */ 824 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 825 UVD, 0, mmUVD_SOFT_RESET), 0, 0, indirect); 826 827 /* enable LMI MC and UMC channels */ 828 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 829 UVD, 0, mmUVD_LMI_CTRL2), 830 0x1F << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT, 0, indirect); 831 832 /* enable master interrupt */ 833 WREG32_SOC15_DPG_MODE_2_0(0, SOC15_DPG_MODE_OFFSET_2_0( 834 UVD, 0, mmUVD_MASTINT_EN), 835 UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect); 836 837 if (indirect) 838 psp_update_vcn_sram(adev, 0, adev->vcn.inst->dpg_sram_gpu_addr, 839 (uint32_t)((uintptr_t)adev->vcn.inst->dpg_sram_curr_addr - 840 (uintptr_t)adev->vcn.inst->dpg_sram_cpu_addr)); 841 842 /* force RBC into idle state */ 843 rb_bufsz = order_base_2(ring->ring_size); 844 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); 845 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); 846 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 847 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); 848 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); 849 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp); 850 851 /* set the write pointer delay */ 852 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0); 853 854 /* set the wb address */ 855 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR, 856 (upper_32_bits(ring->gpu_addr) >> 2)); 857 858 /* programm the RB_BASE for ring buffer */ 859 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW, 860 lower_32_bits(ring->gpu_addr)); 861 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH, 862 upper_32_bits(ring->gpu_addr)); 863 864 /* Initialize the ring buffer's read and write pointers */ 865 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0); 866 867 WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0); 868 869 ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR); 870 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 871 lower_32_bits(ring->wptr)); 872 873 return 0; 874 } 875 876 static int vcn_v2_0_start(struct amdgpu_device *adev) 877 { 878 struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec; 879 uint32_t rb_bufsz, tmp; 880 uint32_t lmi_swap_cntl; 881 int i, j, r; 882 883 if (adev->pm.dpm_enabled) 884 amdgpu_dpm_enable_uvd(adev, true); 885 886 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) 887 return vcn_v2_0_start_dpg_mode(adev, adev->vcn.indirect_sram); 888 889 vcn_v2_0_disable_static_power_gating(adev); 890 891 /* set uvd status busy */ 892 tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY; 893 WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp); 894 895 /*SW clock gating */ 896 vcn_v2_0_disable_clock_gating(adev); 897 898 /* enable VCPU clock */ 899 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL), 900 UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK); 901 902 /* disable master interrupt */ 903 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0, 904 ~UVD_MASTINT_EN__VCPU_EN_MASK); 905 906 /* setup mmUVD_LMI_CTRL */ 907 tmp = RREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL); 908 WREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL, tmp | 909 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 910 UVD_LMI_CTRL__MASK_MC_URGENT_MASK | 911 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 912 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK); 913 914 /* setup mmUVD_MPC_CNTL */ 915 tmp = RREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL); 916 tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK; 917 tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT; 918 WREG32_SOC15(VCN, 0, mmUVD_MPC_CNTL, tmp); 919 920 /* setup UVD_MPC_SET_MUXA0 */ 921 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA0, 922 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) | 923 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) | 924 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) | 925 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT))); 926 927 /* setup UVD_MPC_SET_MUXB0 */ 928 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXB0, 929 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) | 930 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) | 931 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) | 932 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT))); 933 934 /* setup mmUVD_MPC_SET_MUX */ 935 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUX, 936 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) | 937 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) | 938 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT))); 939 940 vcn_v2_0_mc_resume(adev); 941 942 /* release VCPU reset to boot */ 943 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0, 944 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 945 946 /* enable LMI MC and UMC channels */ 947 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0, 948 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 949 950 tmp = RREG32_SOC15(VCN, 0, mmUVD_SOFT_RESET); 951 tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK; 952 tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK; 953 WREG32_SOC15(VCN, 0, mmUVD_SOFT_RESET, tmp); 954 955 /* disable byte swapping */ 956 lmi_swap_cntl = 0; 957 #ifdef __BIG_ENDIAN 958 /* swap (8 in 32) RB and IB */ 959 lmi_swap_cntl = 0xa; 960 #endif 961 WREG32_SOC15(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl); 962 963 for (i = 0; i < 10; ++i) { 964 uint32_t status; 965 966 for (j = 0; j < 100; ++j) { 967 status = RREG32_SOC15(UVD, 0, mmUVD_STATUS); 968 if (status & 2) 969 break; 970 mdelay(10); 971 } 972 r = 0; 973 if (status & 2) 974 break; 975 976 DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n"); 977 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 978 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK, 979 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 980 mdelay(10); 981 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0, 982 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 983 mdelay(10); 984 r = -1; 985 } 986 987 if (r) { 988 DRM_ERROR("VCN decode not responding, giving up!!!\n"); 989 return r; 990 } 991 992 /* enable master interrupt */ 993 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 994 UVD_MASTINT_EN__VCPU_EN_MASK, 995 ~UVD_MASTINT_EN__VCPU_EN_MASK); 996 997 /* clear the busy bit of VCN_STATUS */ 998 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_STATUS), 0, 999 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT)); 1000 1001 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_VMID, 0); 1002 1003 /* force RBC into idle state */ 1004 rb_bufsz = order_base_2(ring->ring_size); 1005 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); 1006 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); 1007 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 1008 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); 1009 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); 1010 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp); 1011 1012 /* programm the RB_BASE for ring buffer */ 1013 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW, 1014 lower_32_bits(ring->gpu_addr)); 1015 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH, 1016 upper_32_bits(ring->gpu_addr)); 1017 1018 /* Initialize the ring buffer's read and write pointers */ 1019 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0); 1020 1021 ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR); 1022 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 1023 lower_32_bits(ring->wptr)); 1024 1025 ring = &adev->vcn.inst->ring_enc[0]; 1026 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr)); 1027 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); 1028 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr); 1029 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr)); 1030 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4); 1031 1032 ring = &adev->vcn.inst->ring_enc[1]; 1033 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr)); 1034 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); 1035 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr); 1036 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr)); 1037 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4); 1038 1039 return 0; 1040 } 1041 1042 static int vcn_v2_0_stop_dpg_mode(struct amdgpu_device *adev) 1043 { 1044 int ret_code __unused = 0; 1045 uint32_t tmp; 1046 1047 /* Wait for power status to be 1 */ 1048 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1, 1049 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK, ret_code); 1050 1051 /* wait for read ptr to be equal to write ptr */ 1052 tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR); 1053 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF, ret_code); 1054 1055 tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2); 1056 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF, ret_code); 1057 1058 tmp = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF; 1059 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF, ret_code); 1060 1061 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1, 1062 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK, ret_code); 1063 1064 /* disable dynamic power gating mode */ 1065 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 0, 1066 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK); 1067 1068 return 0; 1069 } 1070 1071 static int vcn_v2_0_stop(struct amdgpu_device *adev) 1072 { 1073 uint32_t tmp; 1074 int r; 1075 1076 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) { 1077 r = vcn_v2_0_stop_dpg_mode(adev); 1078 if (r) 1079 return r; 1080 goto power_off; 1081 } 1082 1083 /* wait for uvd idle */ 1084 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7, r); 1085 if (r) 1086 return r; 1087 1088 tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK | 1089 UVD_LMI_STATUS__READ_CLEAN_MASK | 1090 UVD_LMI_STATUS__WRITE_CLEAN_MASK | 1091 UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK; 1092 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_LMI_STATUS, tmp, tmp, r); 1093 if (r) 1094 return r; 1095 1096 /* stall UMC channel */ 1097 tmp = RREG32_SOC15(VCN, 0, mmUVD_LMI_CTRL2); 1098 tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK; 1099 WREG32_SOC15(VCN, 0, mmUVD_LMI_CTRL2, tmp); 1100 1101 tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK| 1102 UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK; 1103 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_LMI_STATUS, tmp, tmp, r); 1104 if (r) 1105 return r; 1106 1107 /* disable VCPU clock */ 1108 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL), 0, 1109 ~(UVD_VCPU_CNTL__CLK_EN_MASK)); 1110 1111 /* reset LMI UMC */ 1112 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 1113 UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK, 1114 ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK); 1115 1116 /* reset LMI */ 1117 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 1118 UVD_SOFT_RESET__LMI_SOFT_RESET_MASK, 1119 ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK); 1120 1121 /* reset VCPU */ 1122 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 1123 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK, 1124 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 1125 1126 /* clear status */ 1127 WREG32_SOC15(VCN, 0, mmUVD_STATUS, 0); 1128 1129 vcn_v2_0_enable_clock_gating(adev); 1130 vcn_v2_0_enable_static_power_gating(adev); 1131 1132 power_off: 1133 if (adev->pm.dpm_enabled) 1134 amdgpu_dpm_enable_uvd(adev, false); 1135 1136 return 0; 1137 } 1138 1139 static int vcn_v2_0_pause_dpg_mode(struct amdgpu_device *adev, 1140 int inst_idx, struct dpg_pause_state *new_state) 1141 { 1142 struct amdgpu_ring *ring; 1143 uint32_t reg_data = 0; 1144 int ret_code; 1145 1146 /* pause/unpause if state is changed */ 1147 if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) { 1148 DRM_DEBUG("dpg pause state changed %d -> %d", 1149 adev->vcn.inst[inst_idx].pause_state.fw_based, new_state->fw_based); 1150 reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) & 1151 (~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK); 1152 1153 if (new_state->fw_based == VCN_DPG_STATE__PAUSE) { 1154 ret_code = 0; 1155 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 0x1, 1156 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK, ret_code); 1157 1158 if (!ret_code) { 1159 /* pause DPG */ 1160 reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK; 1161 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data); 1162 1163 /* wait for ACK */ 1164 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE, 1165 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK, 1166 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK, ret_code); 1167 1168 /* Restore */ 1169 ring = &adev->vcn.inst->ring_enc[0]; 1170 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr); 1171 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr)); 1172 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4); 1173 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr)); 1174 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); 1175 1176 ring = &adev->vcn.inst->ring_enc[1]; 1177 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr); 1178 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr)); 1179 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4); 1180 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr)); 1181 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); 1182 1183 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 1184 RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF); 1185 1186 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1187 UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, 1188 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK, ret_code); 1189 } 1190 } else { 1191 /* unpause dpg, no need to wait */ 1192 reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK; 1193 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data); 1194 } 1195 adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based; 1196 } 1197 1198 return 0; 1199 } 1200 1201 static bool vcn_v2_0_is_idle(void *handle) 1202 { 1203 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1204 1205 return (RREG32_SOC15(VCN, 0, mmUVD_STATUS) == UVD_STATUS__IDLE); 1206 } 1207 1208 static int vcn_v2_0_wait_for_idle(void *handle) 1209 { 1210 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1211 int ret = 0; 1212 1213 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_STATUS, UVD_STATUS__IDLE, 1214 UVD_STATUS__IDLE, ret); 1215 1216 return ret; 1217 } 1218 1219 static int vcn_v2_0_set_clockgating_state(void *handle, 1220 enum amd_clockgating_state state) 1221 { 1222 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1223 bool enable = (state == AMD_CG_STATE_GATE); 1224 1225 if (enable) { 1226 /* wait for STATUS to clear */ 1227 if (vcn_v2_0_is_idle(handle)) 1228 return -EBUSY; 1229 vcn_v2_0_enable_clock_gating(adev); 1230 } else { 1231 /* disable HW gating and enable Sw gating */ 1232 vcn_v2_0_disable_clock_gating(adev); 1233 } 1234 return 0; 1235 } 1236 1237 /** 1238 * vcn_v2_0_dec_ring_get_rptr - get read pointer 1239 * 1240 * @ring: amdgpu_ring pointer 1241 * 1242 * Returns the current hardware read pointer 1243 */ 1244 static uint64_t vcn_v2_0_dec_ring_get_rptr(struct amdgpu_ring *ring) 1245 { 1246 struct amdgpu_device *adev = ring->adev; 1247 1248 return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR); 1249 } 1250 1251 /** 1252 * vcn_v2_0_dec_ring_get_wptr - get write pointer 1253 * 1254 * @ring: amdgpu_ring pointer 1255 * 1256 * Returns the current hardware write pointer 1257 */ 1258 static uint64_t vcn_v2_0_dec_ring_get_wptr(struct amdgpu_ring *ring) 1259 { 1260 struct amdgpu_device *adev = ring->adev; 1261 1262 if (ring->use_doorbell) 1263 return adev->wb.wb[ring->wptr_offs]; 1264 else 1265 return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR); 1266 } 1267 1268 /** 1269 * vcn_v2_0_dec_ring_set_wptr - set write pointer 1270 * 1271 * @ring: amdgpu_ring pointer 1272 * 1273 * Commits the write pointer to the hardware 1274 */ 1275 static void vcn_v2_0_dec_ring_set_wptr(struct amdgpu_ring *ring) 1276 { 1277 struct amdgpu_device *adev = ring->adev; 1278 1279 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) 1280 WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 1281 lower_32_bits(ring->wptr) | 0x80000000); 1282 1283 if (ring->use_doorbell) { 1284 adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr); 1285 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr)); 1286 } else { 1287 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr)); 1288 } 1289 } 1290 1291 /** 1292 * vcn_v2_0_dec_ring_insert_start - insert a start command 1293 * 1294 * @ring: amdgpu_ring pointer 1295 * 1296 * Write a start command to the ring. 1297 */ 1298 void vcn_v2_0_dec_ring_insert_start(struct amdgpu_ring *ring) 1299 { 1300 struct amdgpu_device *adev = ring->adev; 1301 1302 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data0, 0)); 1303 amdgpu_ring_write(ring, 0); 1304 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.cmd, 0)); 1305 amdgpu_ring_write(ring, VCN_DEC_KMD_CMD | (VCN_DEC_CMD_PACKET_START << 1)); 1306 } 1307 1308 /** 1309 * vcn_v2_0_dec_ring_insert_end - insert a end command 1310 * 1311 * @ring: amdgpu_ring pointer 1312 * 1313 * Write a end command to the ring. 1314 */ 1315 void vcn_v2_0_dec_ring_insert_end(struct amdgpu_ring *ring) 1316 { 1317 struct amdgpu_device *adev = ring->adev; 1318 1319 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.cmd, 0)); 1320 amdgpu_ring_write(ring, VCN_DEC_KMD_CMD | (VCN_DEC_CMD_PACKET_END << 1)); 1321 } 1322 1323 /** 1324 * vcn_v2_0_dec_ring_insert_nop - insert a nop command 1325 * 1326 * @ring: amdgpu_ring pointer 1327 * 1328 * Write a nop command to the ring. 1329 */ 1330 void vcn_v2_0_dec_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count) 1331 { 1332 struct amdgpu_device *adev = ring->adev; 1333 int i; 1334 1335 WARN_ON(ring->wptr % 2 || count % 2); 1336 1337 for (i = 0; i < count / 2; i++) { 1338 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.nop, 0)); 1339 amdgpu_ring_write(ring, 0); 1340 } 1341 } 1342 1343 /** 1344 * vcn_v2_0_dec_ring_emit_fence - emit an fence & trap command 1345 * 1346 * @ring: amdgpu_ring pointer 1347 * @fence: fence to emit 1348 * 1349 * Write a fence and a trap command to the ring. 1350 */ 1351 void vcn_v2_0_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq, 1352 unsigned flags) 1353 { 1354 struct amdgpu_device *adev = ring->adev; 1355 1356 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); 1357 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.context_id, 0)); 1358 amdgpu_ring_write(ring, seq); 1359 1360 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data0, 0)); 1361 amdgpu_ring_write(ring, addr & 0xffffffff); 1362 1363 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data1, 0)); 1364 amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff); 1365 1366 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.cmd, 0)); 1367 amdgpu_ring_write(ring, VCN_DEC_KMD_CMD | (VCN_DEC_CMD_FENCE << 1)); 1368 1369 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data0, 0)); 1370 amdgpu_ring_write(ring, 0); 1371 1372 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data1, 0)); 1373 amdgpu_ring_write(ring, 0); 1374 1375 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.cmd, 0)); 1376 1377 amdgpu_ring_write(ring, VCN_DEC_KMD_CMD | (VCN_DEC_CMD_TRAP << 1)); 1378 } 1379 1380 /** 1381 * vcn_v2_0_dec_ring_emit_ib - execute indirect buffer 1382 * 1383 * @ring: amdgpu_ring pointer 1384 * @ib: indirect buffer to execute 1385 * 1386 * Write ring commands to execute the indirect buffer 1387 */ 1388 void vcn_v2_0_dec_ring_emit_ib(struct amdgpu_ring *ring, 1389 struct amdgpu_job *job, 1390 struct amdgpu_ib *ib, 1391 uint32_t flags) 1392 { 1393 struct amdgpu_device *adev = ring->adev; 1394 unsigned vmid = AMDGPU_JOB_GET_VMID(job); 1395 1396 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.ib_vmid, 0)); 1397 amdgpu_ring_write(ring, vmid); 1398 1399 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.ib_bar_low, 0)); 1400 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 1401 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.ib_bar_high, 0)); 1402 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 1403 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.ib_size, 0)); 1404 amdgpu_ring_write(ring, ib->length_dw); 1405 } 1406 1407 void vcn_v2_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg, 1408 uint32_t val, uint32_t mask) 1409 { 1410 struct amdgpu_device *adev = ring->adev; 1411 1412 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data0, 0)); 1413 amdgpu_ring_write(ring, reg << 2); 1414 1415 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data1, 0)); 1416 amdgpu_ring_write(ring, val); 1417 1418 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.gp_scratch8, 0)); 1419 amdgpu_ring_write(ring, mask); 1420 1421 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.cmd, 0)); 1422 1423 amdgpu_ring_write(ring, VCN_DEC_KMD_CMD | (VCN_DEC_CMD_REG_READ_COND_WAIT << 1)); 1424 } 1425 1426 void vcn_v2_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring, 1427 unsigned vmid, uint64_t pd_addr) 1428 { 1429 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub]; 1430 uint32_t data0, data1, mask; 1431 1432 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); 1433 1434 /* wait for register write */ 1435 data0 = hub->ctx0_ptb_addr_lo32 + vmid * 2; 1436 data1 = lower_32_bits(pd_addr); 1437 mask = 0xffffffff; 1438 vcn_v2_0_dec_ring_emit_reg_wait(ring, data0, data1, mask); 1439 } 1440 1441 void vcn_v2_0_dec_ring_emit_wreg(struct amdgpu_ring *ring, 1442 uint32_t reg, uint32_t val) 1443 { 1444 struct amdgpu_device *adev = ring->adev; 1445 1446 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data0, 0)); 1447 amdgpu_ring_write(ring, reg << 2); 1448 1449 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data1, 0)); 1450 amdgpu_ring_write(ring, val); 1451 1452 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.cmd, 0)); 1453 1454 amdgpu_ring_write(ring, VCN_DEC_KMD_CMD | (VCN_DEC_CMD_WRITE_REG << 1)); 1455 } 1456 1457 /** 1458 * vcn_v2_0_enc_ring_get_rptr - get enc read pointer 1459 * 1460 * @ring: amdgpu_ring pointer 1461 * 1462 * Returns the current hardware enc read pointer 1463 */ 1464 static uint64_t vcn_v2_0_enc_ring_get_rptr(struct amdgpu_ring *ring) 1465 { 1466 struct amdgpu_device *adev = ring->adev; 1467 1468 if (ring == &adev->vcn.inst->ring_enc[0]) 1469 return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR); 1470 else 1471 return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2); 1472 } 1473 1474 /** 1475 * vcn_v2_0_enc_ring_get_wptr - get enc write pointer 1476 * 1477 * @ring: amdgpu_ring pointer 1478 * 1479 * Returns the current hardware enc write pointer 1480 */ 1481 static uint64_t vcn_v2_0_enc_ring_get_wptr(struct amdgpu_ring *ring) 1482 { 1483 struct amdgpu_device *adev = ring->adev; 1484 1485 if (ring == &adev->vcn.inst->ring_enc[0]) { 1486 if (ring->use_doorbell) 1487 return adev->wb.wb[ring->wptr_offs]; 1488 else 1489 return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR); 1490 } else { 1491 if (ring->use_doorbell) 1492 return adev->wb.wb[ring->wptr_offs]; 1493 else 1494 return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2); 1495 } 1496 } 1497 1498 /** 1499 * vcn_v2_0_enc_ring_set_wptr - set enc write pointer 1500 * 1501 * @ring: amdgpu_ring pointer 1502 * 1503 * Commits the enc write pointer to the hardware 1504 */ 1505 static void vcn_v2_0_enc_ring_set_wptr(struct amdgpu_ring *ring) 1506 { 1507 struct amdgpu_device *adev = ring->adev; 1508 1509 if (ring == &adev->vcn.inst->ring_enc[0]) { 1510 if (ring->use_doorbell) { 1511 adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr); 1512 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr)); 1513 } else { 1514 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); 1515 } 1516 } else { 1517 if (ring->use_doorbell) { 1518 adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr); 1519 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr)); 1520 } else { 1521 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); 1522 } 1523 } 1524 } 1525 1526 /** 1527 * vcn_v2_0_enc_ring_emit_fence - emit an enc fence & trap command 1528 * 1529 * @ring: amdgpu_ring pointer 1530 * @fence: fence to emit 1531 * 1532 * Write enc a fence and a trap command to the ring. 1533 */ 1534 void vcn_v2_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, 1535 u64 seq, unsigned flags) 1536 { 1537 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); 1538 1539 amdgpu_ring_write(ring, VCN_ENC_CMD_FENCE); 1540 amdgpu_ring_write(ring, addr); 1541 amdgpu_ring_write(ring, upper_32_bits(addr)); 1542 amdgpu_ring_write(ring, seq); 1543 amdgpu_ring_write(ring, VCN_ENC_CMD_TRAP); 1544 } 1545 1546 void vcn_v2_0_enc_ring_insert_end(struct amdgpu_ring *ring) 1547 { 1548 amdgpu_ring_write(ring, VCN_ENC_CMD_END); 1549 } 1550 1551 /** 1552 * vcn_v2_0_enc_ring_emit_ib - enc execute indirect buffer 1553 * 1554 * @ring: amdgpu_ring pointer 1555 * @ib: indirect buffer to execute 1556 * 1557 * Write enc ring commands to execute the indirect buffer 1558 */ 1559 void vcn_v2_0_enc_ring_emit_ib(struct amdgpu_ring *ring, 1560 struct amdgpu_job *job, 1561 struct amdgpu_ib *ib, 1562 uint32_t flags) 1563 { 1564 unsigned vmid = AMDGPU_JOB_GET_VMID(job); 1565 1566 amdgpu_ring_write(ring, VCN_ENC_CMD_IB); 1567 amdgpu_ring_write(ring, vmid); 1568 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 1569 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 1570 amdgpu_ring_write(ring, ib->length_dw); 1571 } 1572 1573 void vcn_v2_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg, 1574 uint32_t val, uint32_t mask) 1575 { 1576 amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WAIT); 1577 amdgpu_ring_write(ring, reg << 2); 1578 amdgpu_ring_write(ring, mask); 1579 amdgpu_ring_write(ring, val); 1580 } 1581 1582 void vcn_v2_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring, 1583 unsigned int vmid, uint64_t pd_addr) 1584 { 1585 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub]; 1586 1587 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); 1588 1589 /* wait for reg writes */ 1590 vcn_v2_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 + vmid * 2, 1591 lower_32_bits(pd_addr), 0xffffffff); 1592 } 1593 1594 void vcn_v2_0_enc_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t val) 1595 { 1596 amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WRITE); 1597 amdgpu_ring_write(ring, reg << 2); 1598 amdgpu_ring_write(ring, val); 1599 } 1600 1601 static int vcn_v2_0_set_interrupt_state(struct amdgpu_device *adev, 1602 struct amdgpu_irq_src *source, 1603 unsigned type, 1604 enum amdgpu_interrupt_state state) 1605 { 1606 return 0; 1607 } 1608 1609 static int vcn_v2_0_process_interrupt(struct amdgpu_device *adev, 1610 struct amdgpu_irq_src *source, 1611 struct amdgpu_iv_entry *entry) 1612 { 1613 DRM_DEBUG("IH: VCN TRAP\n"); 1614 1615 switch (entry->src_id) { 1616 case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT: 1617 amdgpu_fence_process(&adev->vcn.inst->ring_dec); 1618 break; 1619 case VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE: 1620 amdgpu_fence_process(&adev->vcn.inst->ring_enc[0]); 1621 break; 1622 case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY: 1623 amdgpu_fence_process(&adev->vcn.inst->ring_enc[1]); 1624 break; 1625 default: 1626 DRM_ERROR("Unhandled interrupt: %d %d\n", 1627 entry->src_id, entry->src_data[0]); 1628 break; 1629 } 1630 1631 return 0; 1632 } 1633 1634 int vcn_v2_0_dec_ring_test_ring(struct amdgpu_ring *ring) 1635 { 1636 struct amdgpu_device *adev = ring->adev; 1637 uint32_t tmp = 0; 1638 unsigned i; 1639 int r; 1640 1641 WREG32(adev->vcn.inst[ring->me].external.scratch9, 0xCAFEDEAD); 1642 r = amdgpu_ring_alloc(ring, 4); 1643 if (r) 1644 return r; 1645 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.cmd, 0)); 1646 amdgpu_ring_write(ring, VCN_DEC_KMD_CMD | (VCN_DEC_CMD_PACKET_START << 1)); 1647 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.scratch9, 0)); 1648 amdgpu_ring_write(ring, 0xDEADBEEF); 1649 amdgpu_ring_commit(ring); 1650 for (i = 0; i < adev->usec_timeout; i++) { 1651 tmp = RREG32(adev->vcn.inst[ring->me].external.scratch9); 1652 if (tmp == 0xDEADBEEF) 1653 break; 1654 udelay(1); 1655 } 1656 1657 if (i >= adev->usec_timeout) 1658 r = -ETIMEDOUT; 1659 1660 return r; 1661 } 1662 1663 1664 static int vcn_v2_0_set_powergating_state(void *handle, 1665 enum amd_powergating_state state) 1666 { 1667 /* This doesn't actually powergate the VCN block. 1668 * That's done in the dpm code via the SMC. This 1669 * just re-inits the block as necessary. The actual 1670 * gating still happens in the dpm code. We should 1671 * revisit this when there is a cleaner line between 1672 * the smc and the hw blocks 1673 */ 1674 int ret; 1675 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1676 1677 if (state == adev->vcn.cur_state) 1678 return 0; 1679 1680 if (state == AMD_PG_STATE_GATE) 1681 ret = vcn_v2_0_stop(adev); 1682 else 1683 ret = vcn_v2_0_start(adev); 1684 1685 if (!ret) 1686 adev->vcn.cur_state = state; 1687 return ret; 1688 } 1689 1690 static const struct amd_ip_funcs vcn_v2_0_ip_funcs = { 1691 .name = "vcn_v2_0", 1692 .early_init = vcn_v2_0_early_init, 1693 .late_init = NULL, 1694 .sw_init = vcn_v2_0_sw_init, 1695 .sw_fini = vcn_v2_0_sw_fini, 1696 .hw_init = vcn_v2_0_hw_init, 1697 .hw_fini = vcn_v2_0_hw_fini, 1698 .suspend = vcn_v2_0_suspend, 1699 .resume = vcn_v2_0_resume, 1700 .is_idle = vcn_v2_0_is_idle, 1701 .wait_for_idle = vcn_v2_0_wait_for_idle, 1702 .check_soft_reset = NULL, 1703 .pre_soft_reset = NULL, 1704 .soft_reset = NULL, 1705 .post_soft_reset = NULL, 1706 .set_clockgating_state = vcn_v2_0_set_clockgating_state, 1707 .set_powergating_state = vcn_v2_0_set_powergating_state, 1708 }; 1709 1710 static const struct amdgpu_ring_funcs vcn_v2_0_dec_ring_vm_funcs = { 1711 .type = AMDGPU_RING_TYPE_VCN_DEC, 1712 .align_mask = 0xf, 1713 .vmhub = AMDGPU_MMHUB_0, 1714 .get_rptr = vcn_v2_0_dec_ring_get_rptr, 1715 .get_wptr = vcn_v2_0_dec_ring_get_wptr, 1716 .set_wptr = vcn_v2_0_dec_ring_set_wptr, 1717 .emit_frame_size = 1718 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 + 1719 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 + 1720 8 + /* vcn_v2_0_dec_ring_emit_vm_flush */ 1721 14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */ 1722 6, 1723 .emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */ 1724 .emit_ib = vcn_v2_0_dec_ring_emit_ib, 1725 .emit_fence = vcn_v2_0_dec_ring_emit_fence, 1726 .emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush, 1727 .test_ring = vcn_v2_0_dec_ring_test_ring, 1728 .test_ib = amdgpu_vcn_dec_ring_test_ib, 1729 .insert_nop = vcn_v2_0_dec_ring_insert_nop, 1730 .insert_start = vcn_v2_0_dec_ring_insert_start, 1731 .insert_end = vcn_v2_0_dec_ring_insert_end, 1732 .pad_ib = amdgpu_ring_generic_pad_ib, 1733 .begin_use = amdgpu_vcn_ring_begin_use, 1734 .end_use = amdgpu_vcn_ring_end_use, 1735 .emit_wreg = vcn_v2_0_dec_ring_emit_wreg, 1736 .emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait, 1737 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 1738 }; 1739 1740 static const struct amdgpu_ring_funcs vcn_v2_0_enc_ring_vm_funcs = { 1741 .type = AMDGPU_RING_TYPE_VCN_ENC, 1742 .align_mask = 0x3f, 1743 .nop = VCN_ENC_CMD_NO_OP, 1744 .vmhub = AMDGPU_MMHUB_0, 1745 .get_rptr = vcn_v2_0_enc_ring_get_rptr, 1746 .get_wptr = vcn_v2_0_enc_ring_get_wptr, 1747 .set_wptr = vcn_v2_0_enc_ring_set_wptr, 1748 .emit_frame_size = 1749 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 + 1750 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 + 1751 4 + /* vcn_v2_0_enc_ring_emit_vm_flush */ 1752 5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */ 1753 1, /* vcn_v2_0_enc_ring_insert_end */ 1754 .emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */ 1755 .emit_ib = vcn_v2_0_enc_ring_emit_ib, 1756 .emit_fence = vcn_v2_0_enc_ring_emit_fence, 1757 .emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush, 1758 .test_ring = amdgpu_vcn_enc_ring_test_ring, 1759 .test_ib = amdgpu_vcn_enc_ring_test_ib, 1760 .insert_nop = amdgpu_ring_insert_nop, 1761 .insert_end = vcn_v2_0_enc_ring_insert_end, 1762 .pad_ib = amdgpu_ring_generic_pad_ib, 1763 .begin_use = amdgpu_vcn_ring_begin_use, 1764 .end_use = amdgpu_vcn_ring_end_use, 1765 .emit_wreg = vcn_v2_0_enc_ring_emit_wreg, 1766 .emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait, 1767 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 1768 }; 1769 1770 static void vcn_v2_0_set_dec_ring_funcs(struct amdgpu_device *adev) 1771 { 1772 adev->vcn.inst->ring_dec.funcs = &vcn_v2_0_dec_ring_vm_funcs; 1773 DRM_INFO("VCN decode is enabled in VM mode\n"); 1774 } 1775 1776 static void vcn_v2_0_set_enc_ring_funcs(struct amdgpu_device *adev) 1777 { 1778 int i; 1779 1780 for (i = 0; i < adev->vcn.num_enc_rings; ++i) 1781 adev->vcn.inst->ring_enc[i].funcs = &vcn_v2_0_enc_ring_vm_funcs; 1782 1783 DRM_INFO("VCN encode is enabled in VM mode\n"); 1784 } 1785 1786 static const struct amdgpu_irq_src_funcs vcn_v2_0_irq_funcs = { 1787 .set = vcn_v2_0_set_interrupt_state, 1788 .process = vcn_v2_0_process_interrupt, 1789 }; 1790 1791 static void vcn_v2_0_set_irq_funcs(struct amdgpu_device *adev) 1792 { 1793 adev->vcn.inst->irq.num_types = adev->vcn.num_enc_rings + 1; 1794 adev->vcn.inst->irq.funcs = &vcn_v2_0_irq_funcs; 1795 } 1796 1797 const struct amdgpu_ip_block_version vcn_v2_0_ip_block = 1798 { 1799 .type = AMD_IP_BLOCK_TYPE_VCN, 1800 .major = 2, 1801 .minor = 0, 1802 .rev = 0, 1803 .funcs = &vcn_v2_0_ip_funcs, 1804 }; 1805
Indexes created Sun Sep 21 18:09:52 GMT 2025