1aaa36a97SAlex Deucher /* 2aaa36a97SAlex Deucher * Copyright 2014 Advanced Micro Devices, Inc. 3aaa36a97SAlex Deucher * 4aaa36a97SAlex Deucher * Permission is hereby granted, free of charge, to any person obtaining a 5aaa36a97SAlex Deucher * copy of this software and associated documentation files (the "Software"), 6aaa36a97SAlex Deucher * to deal in the Software without restriction, including without limitation 7aaa36a97SAlex Deucher * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8aaa36a97SAlex Deucher * and/or sell copies of the Software, and to permit persons to whom the 9aaa36a97SAlex Deucher * Software is furnished to do so, subject to the following conditions: 10aaa36a97SAlex Deucher * 11aaa36a97SAlex Deucher * The above copyright notice and this permission notice shall be included in 12aaa36a97SAlex Deucher * all copies or substantial portions of the Software. 13aaa36a97SAlex Deucher * 14aaa36a97SAlex Deucher * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15aaa36a97SAlex Deucher * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16aaa36a97SAlex Deucher * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17aaa36a97SAlex Deucher * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18aaa36a97SAlex Deucher * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19aaa36a97SAlex Deucher * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20aaa36a97SAlex Deucher * OTHER DEALINGS IN THE SOFTWARE. 21aaa36a97SAlex Deucher * 22aaa36a97SAlex Deucher * Authors: Christian König <christian.koenig@amd.com> 23aaa36a97SAlex Deucher */ 24aaa36a97SAlex Deucher 25aaa36a97SAlex Deucher #include <linux/firmware.h> 26aaa36a97SAlex Deucher #include <drm/drmP.h> 27aaa36a97SAlex Deucher #include "amdgpu.h" 28aaa36a97SAlex Deucher #include "amdgpu_uvd.h" 29aaa36a97SAlex Deucher #include "vid.h" 30aaa36a97SAlex Deucher #include "uvd/uvd_5_0_d.h" 31aaa36a97SAlex Deucher #include "uvd/uvd_5_0_sh_mask.h" 32aaa36a97SAlex Deucher #include "oss/oss_2_0_d.h" 33aaa36a97SAlex Deucher #include "oss/oss_2_0_sh_mask.h" 34d5b4e25dSChristian König #include "bif/bif_5_0_d.h" 35be3ecca7STom St Denis #include "vi.h" 36aaa36a97SAlex Deucher 37aaa36a97SAlex Deucher static void uvd_v5_0_set_ring_funcs(struct amdgpu_device *adev); 38aaa36a97SAlex Deucher static void uvd_v5_0_set_irq_funcs(struct amdgpu_device *adev); 39aaa36a97SAlex Deucher static int uvd_v5_0_start(struct amdgpu_device *adev); 40aaa36a97SAlex Deucher static void uvd_v5_0_stop(struct amdgpu_device *adev); 41aaa36a97SAlex Deucher 42aaa36a97SAlex Deucher /** 43aaa36a97SAlex Deucher * uvd_v5_0_ring_get_rptr - get read pointer 44aaa36a97SAlex Deucher * 45aaa36a97SAlex Deucher * @ring: amdgpu_ring pointer 46aaa36a97SAlex Deucher * 47aaa36a97SAlex Deucher * Returns the current hardware read pointer 48aaa36a97SAlex Deucher */ 49aaa36a97SAlex Deucher static uint32_t uvd_v5_0_ring_get_rptr(struct amdgpu_ring *ring) 50aaa36a97SAlex Deucher { 51aaa36a97SAlex Deucher struct amdgpu_device *adev = ring->adev; 52aaa36a97SAlex Deucher 53aaa36a97SAlex Deucher return RREG32(mmUVD_RBC_RB_RPTR); 54aaa36a97SAlex Deucher } 55aaa36a97SAlex Deucher 56aaa36a97SAlex Deucher /** 57aaa36a97SAlex Deucher * uvd_v5_0_ring_get_wptr - get write pointer 58aaa36a97SAlex Deucher * 59aaa36a97SAlex Deucher * @ring: amdgpu_ring pointer 60aaa36a97SAlex Deucher * 61aaa36a97SAlex Deucher * Returns the current hardware write pointer 62aaa36a97SAlex Deucher */ 63aaa36a97SAlex Deucher static uint32_t uvd_v5_0_ring_get_wptr(struct amdgpu_ring *ring) 64aaa36a97SAlex Deucher { 65aaa36a97SAlex Deucher struct amdgpu_device *adev = ring->adev; 66aaa36a97SAlex Deucher 67aaa36a97SAlex Deucher return RREG32(mmUVD_RBC_RB_WPTR); 68aaa36a97SAlex Deucher } 69aaa36a97SAlex Deucher 70aaa36a97SAlex Deucher /** 71aaa36a97SAlex Deucher * uvd_v5_0_ring_set_wptr - set write pointer 72aaa36a97SAlex Deucher * 73aaa36a97SAlex Deucher * @ring: amdgpu_ring pointer 74aaa36a97SAlex Deucher * 75aaa36a97SAlex Deucher * Commits the write pointer to the hardware 76aaa36a97SAlex Deucher */ 77aaa36a97SAlex Deucher static void uvd_v5_0_ring_set_wptr(struct amdgpu_ring *ring) 78aaa36a97SAlex Deucher { 79aaa36a97SAlex Deucher struct amdgpu_device *adev = ring->adev; 80aaa36a97SAlex Deucher 81aaa36a97SAlex Deucher WREG32(mmUVD_RBC_RB_WPTR, ring->wptr); 82aaa36a97SAlex Deucher } 83aaa36a97SAlex Deucher 845fc3aeebSyanyang1 static int uvd_v5_0_early_init(void *handle) 85aaa36a97SAlex Deucher { 865fc3aeebSyanyang1 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 875fc3aeebSyanyang1 88aaa36a97SAlex Deucher uvd_v5_0_set_ring_funcs(adev); 89aaa36a97SAlex Deucher uvd_v5_0_set_irq_funcs(adev); 90aaa36a97SAlex Deucher 91aaa36a97SAlex Deucher return 0; 92aaa36a97SAlex Deucher } 93aaa36a97SAlex Deucher 945fc3aeebSyanyang1 static int uvd_v5_0_sw_init(void *handle) 95aaa36a97SAlex Deucher { 96aaa36a97SAlex Deucher struct amdgpu_ring *ring; 975fc3aeebSyanyang1 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 98aaa36a97SAlex Deucher int r; 99aaa36a97SAlex Deucher 100aaa36a97SAlex Deucher /* UVD TRAP */ 101aaa36a97SAlex Deucher r = amdgpu_irq_add_id(adev, 124, &adev->uvd.irq); 102aaa36a97SAlex Deucher if (r) 103aaa36a97SAlex Deucher return r; 104aaa36a97SAlex Deucher 105aaa36a97SAlex Deucher r = amdgpu_uvd_sw_init(adev); 106aaa36a97SAlex Deucher if (r) 107aaa36a97SAlex Deucher return r; 108aaa36a97SAlex Deucher 109aaa36a97SAlex Deucher r = amdgpu_uvd_resume(adev); 110aaa36a97SAlex Deucher if (r) 111aaa36a97SAlex Deucher return r; 112aaa36a97SAlex Deucher 113aaa36a97SAlex Deucher ring = &adev->uvd.ring; 114aaa36a97SAlex Deucher sprintf(ring->name, "uvd"); 115a3f1cf35SChristian König r = amdgpu_ring_init(adev, ring, 512, CP_PACKET2, 0xf, 116aaa36a97SAlex Deucher &adev->uvd.irq, 0, AMDGPU_RING_TYPE_UVD); 117aaa36a97SAlex Deucher 118aaa36a97SAlex Deucher return r; 119aaa36a97SAlex Deucher } 120aaa36a97SAlex Deucher 1215fc3aeebSyanyang1 static int uvd_v5_0_sw_fini(void *handle) 122aaa36a97SAlex Deucher { 123aaa36a97SAlex Deucher int r; 1245fc3aeebSyanyang1 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 125aaa36a97SAlex Deucher 126aaa36a97SAlex Deucher r = amdgpu_uvd_suspend(adev); 127aaa36a97SAlex Deucher if (r) 128aaa36a97SAlex Deucher return r; 129aaa36a97SAlex Deucher 130aaa36a97SAlex Deucher r = amdgpu_uvd_sw_fini(adev); 131aaa36a97SAlex Deucher if (r) 132aaa36a97SAlex Deucher return r; 133aaa36a97SAlex Deucher 134aaa36a97SAlex Deucher return r; 135aaa36a97SAlex Deucher } 136aaa36a97SAlex Deucher 137aaa36a97SAlex Deucher /** 138aaa36a97SAlex Deucher * uvd_v5_0_hw_init - start and test UVD block 139aaa36a97SAlex Deucher * 140aaa36a97SAlex Deucher * @adev: amdgpu_device pointer 141aaa36a97SAlex Deucher * 142aaa36a97SAlex Deucher * Initialize the hardware, boot up the VCPU and do some testing 143aaa36a97SAlex Deucher */ 1445fc3aeebSyanyang1 static int uvd_v5_0_hw_init(void *handle) 145aaa36a97SAlex Deucher { 1465fc3aeebSyanyang1 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 147aaa36a97SAlex Deucher struct amdgpu_ring *ring = &adev->uvd.ring; 148aaa36a97SAlex Deucher uint32_t tmp; 149aaa36a97SAlex Deucher int r; 150aaa36a97SAlex Deucher 151aaa36a97SAlex Deucher /* raise clocks while booting up the VCPU */ 152aaa36a97SAlex Deucher amdgpu_asic_set_uvd_clocks(adev, 53300, 40000); 153aaa36a97SAlex Deucher 154aaa36a97SAlex Deucher r = uvd_v5_0_start(adev); 155aaa36a97SAlex Deucher if (r) 156aaa36a97SAlex Deucher goto done; 157aaa36a97SAlex Deucher 158aaa36a97SAlex Deucher ring->ready = true; 159aaa36a97SAlex Deucher r = amdgpu_ring_test_ring(ring); 160aaa36a97SAlex Deucher if (r) { 161aaa36a97SAlex Deucher ring->ready = false; 162aaa36a97SAlex Deucher goto done; 163aaa36a97SAlex Deucher } 164aaa36a97SAlex Deucher 165a27de35cSChristian König r = amdgpu_ring_alloc(ring, 10); 166aaa36a97SAlex Deucher if (r) { 167aaa36a97SAlex Deucher DRM_ERROR("amdgpu: ring failed to lock UVD ring (%d).\n", r); 168aaa36a97SAlex Deucher goto done; 169aaa36a97SAlex Deucher } 170aaa36a97SAlex Deucher 171aaa36a97SAlex Deucher tmp = PACKET0(mmUVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL, 0); 172aaa36a97SAlex Deucher amdgpu_ring_write(ring, tmp); 173aaa36a97SAlex Deucher amdgpu_ring_write(ring, 0xFFFFF); 174aaa36a97SAlex Deucher 175aaa36a97SAlex Deucher tmp = PACKET0(mmUVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL, 0); 176aaa36a97SAlex Deucher amdgpu_ring_write(ring, tmp); 177aaa36a97SAlex Deucher amdgpu_ring_write(ring, 0xFFFFF); 178aaa36a97SAlex Deucher 179aaa36a97SAlex Deucher tmp = PACKET0(mmUVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL, 0); 180aaa36a97SAlex Deucher amdgpu_ring_write(ring, tmp); 181aaa36a97SAlex Deucher amdgpu_ring_write(ring, 0xFFFFF); 182aaa36a97SAlex Deucher 183aaa36a97SAlex Deucher /* Clear timeout status bits */ 184aaa36a97SAlex Deucher amdgpu_ring_write(ring, PACKET0(mmUVD_SEMA_TIMEOUT_STATUS, 0)); 185aaa36a97SAlex Deucher amdgpu_ring_write(ring, 0x8); 186aaa36a97SAlex Deucher 187aaa36a97SAlex Deucher amdgpu_ring_write(ring, PACKET0(mmUVD_SEMA_CNTL, 0)); 188aaa36a97SAlex Deucher amdgpu_ring_write(ring, 3); 189aaa36a97SAlex Deucher 190a27de35cSChristian König amdgpu_ring_commit(ring); 191aaa36a97SAlex Deucher 192aaa36a97SAlex Deucher done: 193aaa36a97SAlex Deucher /* lower clocks again */ 194aaa36a97SAlex Deucher amdgpu_asic_set_uvd_clocks(adev, 0, 0); 195aaa36a97SAlex Deucher 196aaa36a97SAlex Deucher if (!r) 197aaa36a97SAlex Deucher DRM_INFO("UVD initialized successfully.\n"); 198aaa36a97SAlex Deucher 199aaa36a97SAlex Deucher return r; 200aaa36a97SAlex Deucher } 201aaa36a97SAlex Deucher 202aaa36a97SAlex Deucher /** 203aaa36a97SAlex Deucher * uvd_v5_0_hw_fini - stop the hardware block 204aaa36a97SAlex Deucher * 205aaa36a97SAlex Deucher * @adev: amdgpu_device pointer 206aaa36a97SAlex Deucher * 207aaa36a97SAlex Deucher * Stop the UVD block, mark ring as not ready any more 208aaa36a97SAlex Deucher */ 2095fc3aeebSyanyang1 static int uvd_v5_0_hw_fini(void *handle) 210aaa36a97SAlex Deucher { 2115fc3aeebSyanyang1 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 212aaa36a97SAlex Deucher struct amdgpu_ring *ring = &adev->uvd.ring; 213aaa36a97SAlex Deucher 214aaa36a97SAlex Deucher uvd_v5_0_stop(adev); 215aaa36a97SAlex Deucher ring->ready = false; 216aaa36a97SAlex Deucher 217aaa36a97SAlex Deucher return 0; 218aaa36a97SAlex Deucher } 219aaa36a97SAlex Deucher 2205fc3aeebSyanyang1 static int uvd_v5_0_suspend(void *handle) 221aaa36a97SAlex Deucher { 222aaa36a97SAlex Deucher int r; 2235fc3aeebSyanyang1 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 224aaa36a97SAlex Deucher 2253f99dd81SLeo Liu r = uvd_v5_0_hw_fini(adev); 226aaa36a97SAlex Deucher if (r) 227aaa36a97SAlex Deucher return r; 228aaa36a97SAlex Deucher 2293f99dd81SLeo Liu r = amdgpu_uvd_suspend(adev); 230aaa36a97SAlex Deucher if (r) 231aaa36a97SAlex Deucher return r; 232aaa36a97SAlex Deucher 233aaa36a97SAlex Deucher return r; 234aaa36a97SAlex Deucher } 235aaa36a97SAlex Deucher 2365fc3aeebSyanyang1 static int uvd_v5_0_resume(void *handle) 237aaa36a97SAlex Deucher { 238aaa36a97SAlex Deucher int r; 2395fc3aeebSyanyang1 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 240aaa36a97SAlex Deucher 241aaa36a97SAlex Deucher r = amdgpu_uvd_resume(adev); 242aaa36a97SAlex Deucher if (r) 243aaa36a97SAlex Deucher return r; 244aaa36a97SAlex Deucher 245aaa36a97SAlex Deucher r = uvd_v5_0_hw_init(adev); 246aaa36a97SAlex Deucher if (r) 247aaa36a97SAlex Deucher return r; 248aaa36a97SAlex Deucher 249aaa36a97SAlex Deucher return r; 250aaa36a97SAlex Deucher } 251aaa36a97SAlex Deucher 252aaa36a97SAlex Deucher /** 253aaa36a97SAlex Deucher * uvd_v5_0_mc_resume - memory controller programming 254aaa36a97SAlex Deucher * 255aaa36a97SAlex Deucher * @adev: amdgpu_device pointer 256aaa36a97SAlex Deucher * 257aaa36a97SAlex Deucher * Let the UVD memory controller know it's offsets 258aaa36a97SAlex Deucher */ 259aaa36a97SAlex Deucher static void uvd_v5_0_mc_resume(struct amdgpu_device *adev) 260aaa36a97SAlex Deucher { 261aaa36a97SAlex Deucher uint64_t offset; 262aaa36a97SAlex Deucher uint32_t size; 263aaa36a97SAlex Deucher 264aaa36a97SAlex Deucher /* programm memory controller bits 0-27 */ 265aaa36a97SAlex Deucher WREG32(mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 266aaa36a97SAlex Deucher lower_32_bits(adev->uvd.gpu_addr)); 267aaa36a97SAlex Deucher WREG32(mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 268aaa36a97SAlex Deucher upper_32_bits(adev->uvd.gpu_addr)); 269aaa36a97SAlex Deucher 270aaa36a97SAlex Deucher offset = AMDGPU_UVD_FIRMWARE_OFFSET; 271aaa36a97SAlex Deucher size = AMDGPU_GPU_PAGE_ALIGN(adev->uvd.fw->size + 4); 272aaa36a97SAlex Deucher WREG32(mmUVD_VCPU_CACHE_OFFSET0, offset >> 3); 273aaa36a97SAlex Deucher WREG32(mmUVD_VCPU_CACHE_SIZE0, size); 274aaa36a97SAlex Deucher 275aaa36a97SAlex Deucher offset += size; 276c0365541SArindam Nath size = AMDGPU_UVD_HEAP_SIZE; 277aaa36a97SAlex Deucher WREG32(mmUVD_VCPU_CACHE_OFFSET1, offset >> 3); 278aaa36a97SAlex Deucher WREG32(mmUVD_VCPU_CACHE_SIZE1, size); 279aaa36a97SAlex Deucher 280aaa36a97SAlex Deucher offset += size; 281c0365541SArindam Nath size = AMDGPU_UVD_STACK_SIZE + 282c0365541SArindam Nath (AMDGPU_UVD_SESSION_SIZE * adev->uvd.max_handles); 283aaa36a97SAlex Deucher WREG32(mmUVD_VCPU_CACHE_OFFSET2, offset >> 3); 284aaa36a97SAlex Deucher WREG32(mmUVD_VCPU_CACHE_SIZE2, size); 285549300ceSAlex Deucher 286549300ceSAlex Deucher WREG32(mmUVD_UDEC_ADDR_CONFIG, adev->gfx.config.gb_addr_config); 287549300ceSAlex Deucher WREG32(mmUVD_UDEC_DB_ADDR_CONFIG, adev->gfx.config.gb_addr_config); 288549300ceSAlex Deucher WREG32(mmUVD_UDEC_DBW_ADDR_CONFIG, adev->gfx.config.gb_addr_config); 289aaa36a97SAlex Deucher } 290aaa36a97SAlex Deucher 291aaa36a97SAlex Deucher /** 292aaa36a97SAlex Deucher * uvd_v5_0_start - start UVD block 293aaa36a97SAlex Deucher * 294aaa36a97SAlex Deucher * @adev: amdgpu_device pointer 295aaa36a97SAlex Deucher * 296aaa36a97SAlex Deucher * Setup and start the UVD block 297aaa36a97SAlex Deucher */ 298aaa36a97SAlex Deucher static int uvd_v5_0_start(struct amdgpu_device *adev) 299aaa36a97SAlex Deucher { 300aaa36a97SAlex Deucher struct amdgpu_ring *ring = &adev->uvd.ring; 301aaa36a97SAlex Deucher uint32_t rb_bufsz, tmp; 302aaa36a97SAlex Deucher uint32_t lmi_swap_cntl; 303aaa36a97SAlex Deucher uint32_t mp_swap_cntl; 304aaa36a97SAlex Deucher int i, j, r; 305aaa36a97SAlex Deucher 306aaa36a97SAlex Deucher /*disable DPG */ 307aaa36a97SAlex Deucher WREG32_P(mmUVD_POWER_STATUS, 0, ~(1 << 2)); 308aaa36a97SAlex Deucher 309aaa36a97SAlex Deucher /* disable byte swapping */ 310aaa36a97SAlex Deucher lmi_swap_cntl = 0; 311aaa36a97SAlex Deucher mp_swap_cntl = 0; 312aaa36a97SAlex Deucher 313aaa36a97SAlex Deucher uvd_v5_0_mc_resume(adev); 314aaa36a97SAlex Deucher 315aaa36a97SAlex Deucher /* disable clock gating */ 316aaa36a97SAlex Deucher WREG32(mmUVD_CGC_GATE, 0); 317aaa36a97SAlex Deucher 318aaa36a97SAlex Deucher /* disable interupt */ 319aaa36a97SAlex Deucher WREG32_P(mmUVD_MASTINT_EN, 0, ~(1 << 1)); 320aaa36a97SAlex Deucher 321aaa36a97SAlex Deucher /* stall UMC and register bus before resetting VCPU */ 322aaa36a97SAlex Deucher WREG32_P(mmUVD_LMI_CTRL2, 1 << 8, ~(1 << 8)); 323aaa36a97SAlex Deucher mdelay(1); 324aaa36a97SAlex Deucher 325aaa36a97SAlex Deucher /* put LMI, VCPU, RBC etc... into reset */ 326aaa36a97SAlex Deucher WREG32(mmUVD_SOFT_RESET, UVD_SOFT_RESET__LMI_SOFT_RESET_MASK | 327aaa36a97SAlex Deucher UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK | UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK | 328aaa36a97SAlex Deucher UVD_SOFT_RESET__RBC_SOFT_RESET_MASK | UVD_SOFT_RESET__CSM_SOFT_RESET_MASK | 329aaa36a97SAlex Deucher UVD_SOFT_RESET__CXW_SOFT_RESET_MASK | UVD_SOFT_RESET__TAP_SOFT_RESET_MASK | 330aaa36a97SAlex Deucher UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK); 331aaa36a97SAlex Deucher mdelay(5); 332aaa36a97SAlex Deucher 333aaa36a97SAlex Deucher /* take UVD block out of reset */ 334aaa36a97SAlex Deucher WREG32_P(mmSRBM_SOFT_RESET, 0, ~SRBM_SOFT_RESET__SOFT_RESET_UVD_MASK); 335aaa36a97SAlex Deucher mdelay(5); 336aaa36a97SAlex Deucher 337aaa36a97SAlex Deucher /* initialize UVD memory controller */ 338aaa36a97SAlex Deucher WREG32(mmUVD_LMI_CTRL, 0x40 | (1 << 8) | (1 << 13) | 339aaa36a97SAlex Deucher (1 << 21) | (1 << 9) | (1 << 20)); 340aaa36a97SAlex Deucher 341aaa36a97SAlex Deucher #ifdef __BIG_ENDIAN 342aaa36a97SAlex Deucher /* swap (8 in 32) RB and IB */ 343aaa36a97SAlex Deucher lmi_swap_cntl = 0xa; 344aaa36a97SAlex Deucher mp_swap_cntl = 0; 345aaa36a97SAlex Deucher #endif 346aaa36a97SAlex Deucher WREG32(mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl); 347aaa36a97SAlex Deucher WREG32(mmUVD_MP_SWAP_CNTL, mp_swap_cntl); 348aaa36a97SAlex Deucher 349aaa36a97SAlex Deucher WREG32(mmUVD_MPC_SET_MUXA0, 0x40c2040); 350aaa36a97SAlex Deucher WREG32(mmUVD_MPC_SET_MUXA1, 0x0); 351aaa36a97SAlex Deucher WREG32(mmUVD_MPC_SET_MUXB0, 0x40c2040); 352aaa36a97SAlex Deucher WREG32(mmUVD_MPC_SET_MUXB1, 0x0); 353aaa36a97SAlex Deucher WREG32(mmUVD_MPC_SET_ALU, 0); 354aaa36a97SAlex Deucher WREG32(mmUVD_MPC_SET_MUX, 0x88); 355aaa36a97SAlex Deucher 356aaa36a97SAlex Deucher /* take all subblocks out of reset, except VCPU */ 357aaa36a97SAlex Deucher WREG32(mmUVD_SOFT_RESET, UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 358aaa36a97SAlex Deucher mdelay(5); 359aaa36a97SAlex Deucher 360aaa36a97SAlex Deucher /* enable VCPU clock */ 361aaa36a97SAlex Deucher WREG32(mmUVD_VCPU_CNTL, 1 << 9); 362aaa36a97SAlex Deucher 363aaa36a97SAlex Deucher /* enable UMC */ 364aaa36a97SAlex Deucher WREG32_P(mmUVD_LMI_CTRL2, 0, ~(1 << 8)); 365aaa36a97SAlex Deucher 366aaa36a97SAlex Deucher /* boot up the VCPU */ 367aaa36a97SAlex Deucher WREG32(mmUVD_SOFT_RESET, 0); 368aaa36a97SAlex Deucher mdelay(10); 369aaa36a97SAlex Deucher 370aaa36a97SAlex Deucher for (i = 0; i < 10; ++i) { 371aaa36a97SAlex Deucher uint32_t status; 372aaa36a97SAlex Deucher for (j = 0; j < 100; ++j) { 373aaa36a97SAlex Deucher status = RREG32(mmUVD_STATUS); 374aaa36a97SAlex Deucher if (status & 2) 375aaa36a97SAlex Deucher break; 376aaa36a97SAlex Deucher mdelay(10); 377aaa36a97SAlex Deucher } 378aaa36a97SAlex Deucher r = 0; 379aaa36a97SAlex Deucher if (status & 2) 380aaa36a97SAlex Deucher break; 381aaa36a97SAlex Deucher 382aaa36a97SAlex Deucher DRM_ERROR("UVD not responding, trying to reset the VCPU!!!\n"); 383aaa36a97SAlex Deucher WREG32_P(mmUVD_SOFT_RESET, UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK, 384aaa36a97SAlex Deucher ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 385aaa36a97SAlex Deucher mdelay(10); 386aaa36a97SAlex Deucher WREG32_P(mmUVD_SOFT_RESET, 0, ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 387aaa36a97SAlex Deucher mdelay(10); 388aaa36a97SAlex Deucher r = -1; 389aaa36a97SAlex Deucher } 390aaa36a97SAlex Deucher 391aaa36a97SAlex Deucher if (r) { 392aaa36a97SAlex Deucher DRM_ERROR("UVD not responding, giving up!!!\n"); 393aaa36a97SAlex Deucher return r; 394aaa36a97SAlex Deucher } 395aaa36a97SAlex Deucher /* enable master interrupt */ 396aaa36a97SAlex Deucher WREG32_P(mmUVD_MASTINT_EN, 3 << 1, ~(3 << 1)); 397aaa36a97SAlex Deucher 398aaa36a97SAlex Deucher /* clear the bit 4 of UVD_STATUS */ 399aaa36a97SAlex Deucher WREG32_P(mmUVD_STATUS, 0, ~(2 << 1)); 400aaa36a97SAlex Deucher 401aaa36a97SAlex Deucher rb_bufsz = order_base_2(ring->ring_size); 402aaa36a97SAlex Deucher tmp = 0; 403aaa36a97SAlex Deucher tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); 404aaa36a97SAlex Deucher tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); 405aaa36a97SAlex Deucher tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 406aaa36a97SAlex Deucher tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0); 407aaa36a97SAlex Deucher tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); 408aaa36a97SAlex Deucher tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); 409aaa36a97SAlex Deucher /* force RBC into idle state */ 410aaa36a97SAlex Deucher WREG32(mmUVD_RBC_RB_CNTL, tmp); 411aaa36a97SAlex Deucher 412aaa36a97SAlex Deucher /* set the write pointer delay */ 413aaa36a97SAlex Deucher WREG32(mmUVD_RBC_RB_WPTR_CNTL, 0); 414aaa36a97SAlex Deucher 415aaa36a97SAlex Deucher /* set the wb address */ 416aaa36a97SAlex Deucher WREG32(mmUVD_RBC_RB_RPTR_ADDR, (upper_32_bits(ring->gpu_addr) >> 2)); 417aaa36a97SAlex Deucher 418aaa36a97SAlex Deucher /* programm the RB_BASE for ring buffer */ 419aaa36a97SAlex Deucher WREG32(mmUVD_LMI_RBC_RB_64BIT_BAR_LOW, 420aaa36a97SAlex Deucher lower_32_bits(ring->gpu_addr)); 421aaa36a97SAlex Deucher WREG32(mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH, 422aaa36a97SAlex Deucher upper_32_bits(ring->gpu_addr)); 423aaa36a97SAlex Deucher 424aaa36a97SAlex Deucher /* Initialize the ring buffer's read and write pointers */ 425aaa36a97SAlex Deucher WREG32(mmUVD_RBC_RB_RPTR, 0); 426aaa36a97SAlex Deucher 427aaa36a97SAlex Deucher ring->wptr = RREG32(mmUVD_RBC_RB_RPTR); 428aaa36a97SAlex Deucher WREG32(mmUVD_RBC_RB_WPTR, ring->wptr); 429aaa36a97SAlex Deucher 430aaa36a97SAlex Deucher WREG32_P(mmUVD_RBC_RB_CNTL, 0, ~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK); 431aaa36a97SAlex Deucher 432aaa36a97SAlex Deucher return 0; 433aaa36a97SAlex Deucher } 434aaa36a97SAlex Deucher 435aaa36a97SAlex Deucher /** 436aaa36a97SAlex Deucher * uvd_v5_0_stop - stop UVD block 437aaa36a97SAlex Deucher * 438aaa36a97SAlex Deucher * @adev: amdgpu_device pointer 439aaa36a97SAlex Deucher * 440aaa36a97SAlex Deucher * stop the UVD block 441aaa36a97SAlex Deucher */ 442aaa36a97SAlex Deucher static void uvd_v5_0_stop(struct amdgpu_device *adev) 443aaa36a97SAlex Deucher { 444aaa36a97SAlex Deucher /* force RBC into idle state */ 445aaa36a97SAlex Deucher WREG32(mmUVD_RBC_RB_CNTL, 0x11010101); 446aaa36a97SAlex Deucher 447aaa36a97SAlex Deucher /* Stall UMC and register bus before resetting VCPU */ 448aaa36a97SAlex Deucher WREG32_P(mmUVD_LMI_CTRL2, 1 << 8, ~(1 << 8)); 449aaa36a97SAlex Deucher mdelay(1); 450aaa36a97SAlex Deucher 451aaa36a97SAlex Deucher /* put VCPU into reset */ 452aaa36a97SAlex Deucher WREG32(mmUVD_SOFT_RESET, UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 453aaa36a97SAlex Deucher mdelay(5); 454aaa36a97SAlex Deucher 455aaa36a97SAlex Deucher /* disable VCPU clock */ 456aaa36a97SAlex Deucher WREG32(mmUVD_VCPU_CNTL, 0x0); 457aaa36a97SAlex Deucher 458aaa36a97SAlex Deucher /* Unstall UMC and register bus */ 459aaa36a97SAlex Deucher WREG32_P(mmUVD_LMI_CTRL2, 0, ~(1 << 8)); 460aaa36a97SAlex Deucher } 461aaa36a97SAlex Deucher 462aaa36a97SAlex Deucher /** 463aaa36a97SAlex Deucher * uvd_v5_0_ring_emit_fence - emit an fence & trap command 464aaa36a97SAlex Deucher * 465aaa36a97SAlex Deucher * @ring: amdgpu_ring pointer 466aaa36a97SAlex Deucher * @fence: fence to emit 467aaa36a97SAlex Deucher * 468aaa36a97SAlex Deucher * Write a fence and a trap command to the ring. 469aaa36a97SAlex Deucher */ 470aaa36a97SAlex Deucher static void uvd_v5_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq, 471890ee23fSChunming Zhou unsigned flags) 472aaa36a97SAlex Deucher { 473890ee23fSChunming Zhou WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); 474aaa36a97SAlex Deucher 475aaa36a97SAlex Deucher amdgpu_ring_write(ring, PACKET0(mmUVD_CONTEXT_ID, 0)); 476aaa36a97SAlex Deucher amdgpu_ring_write(ring, seq); 477aaa36a97SAlex Deucher amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0)); 478aaa36a97SAlex Deucher amdgpu_ring_write(ring, addr & 0xffffffff); 479aaa36a97SAlex Deucher amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0)); 480aaa36a97SAlex Deucher amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff); 481aaa36a97SAlex Deucher amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0)); 482aaa36a97SAlex Deucher amdgpu_ring_write(ring, 0); 483aaa36a97SAlex Deucher 484aaa36a97SAlex Deucher amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0)); 485aaa36a97SAlex Deucher amdgpu_ring_write(ring, 0); 486aaa36a97SAlex Deucher amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0)); 487aaa36a97SAlex Deucher amdgpu_ring_write(ring, 0); 488aaa36a97SAlex Deucher amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0)); 489aaa36a97SAlex Deucher amdgpu_ring_write(ring, 2); 490aaa36a97SAlex Deucher } 491aaa36a97SAlex Deucher 492aaa36a97SAlex Deucher /** 493d5b4e25dSChristian König * uvd_v5_0_ring_emit_hdp_flush - emit an hdp flush 494d5b4e25dSChristian König * 495d5b4e25dSChristian König * @ring: amdgpu_ring pointer 496d5b4e25dSChristian König * 497d5b4e25dSChristian König * Emits an hdp flush. 498d5b4e25dSChristian König */ 499d5b4e25dSChristian König static void uvd_v5_0_ring_emit_hdp_flush(struct amdgpu_ring *ring) 500d5b4e25dSChristian König { 501d5b4e25dSChristian König amdgpu_ring_write(ring, PACKET0(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 0)); 502d5b4e25dSChristian König amdgpu_ring_write(ring, 0); 503d5b4e25dSChristian König } 504d5b4e25dSChristian König 505d5b4e25dSChristian König /** 506d5b4e25dSChristian König * uvd_v5_0_ring_hdp_invalidate - emit an hdp invalidate 507d5b4e25dSChristian König * 508d5b4e25dSChristian König * @ring: amdgpu_ring pointer 509d5b4e25dSChristian König * 510d5b4e25dSChristian König * Emits an hdp invalidate. 511d5b4e25dSChristian König */ 512d5b4e25dSChristian König static void uvd_v5_0_ring_emit_hdp_invalidate(struct amdgpu_ring *ring) 513d5b4e25dSChristian König { 514d5b4e25dSChristian König amdgpu_ring_write(ring, PACKET0(mmHDP_DEBUG0, 0)); 515d5b4e25dSChristian König amdgpu_ring_write(ring, 1); 516d5b4e25dSChristian König } 517d5b4e25dSChristian König 518d5b4e25dSChristian König /** 519aaa36a97SAlex Deucher * uvd_v5_0_ring_test_ring - register write test 520aaa36a97SAlex Deucher * 521aaa36a97SAlex Deucher * @ring: amdgpu_ring pointer 522aaa36a97SAlex Deucher * 523aaa36a97SAlex Deucher * Test if we can successfully write to the context register 524aaa36a97SAlex Deucher */ 525aaa36a97SAlex Deucher static int uvd_v5_0_ring_test_ring(struct amdgpu_ring *ring) 526aaa36a97SAlex Deucher { 527aaa36a97SAlex Deucher struct amdgpu_device *adev = ring->adev; 528aaa36a97SAlex Deucher uint32_t tmp = 0; 529aaa36a97SAlex Deucher unsigned i; 530aaa36a97SAlex Deucher int r; 531aaa36a97SAlex Deucher 532aaa36a97SAlex Deucher WREG32(mmUVD_CONTEXT_ID, 0xCAFEDEAD); 533a27de35cSChristian König r = amdgpu_ring_alloc(ring, 3); 534aaa36a97SAlex Deucher if (r) { 535aaa36a97SAlex Deucher DRM_ERROR("amdgpu: cp failed to lock ring %d (%d).\n", 536aaa36a97SAlex Deucher ring->idx, r); 537aaa36a97SAlex Deucher return r; 538aaa36a97SAlex Deucher } 539aaa36a97SAlex Deucher amdgpu_ring_write(ring, PACKET0(mmUVD_CONTEXT_ID, 0)); 540aaa36a97SAlex Deucher amdgpu_ring_write(ring, 0xDEADBEEF); 541a27de35cSChristian König amdgpu_ring_commit(ring); 542aaa36a97SAlex Deucher for (i = 0; i < adev->usec_timeout; i++) { 543aaa36a97SAlex Deucher tmp = RREG32(mmUVD_CONTEXT_ID); 544aaa36a97SAlex Deucher if (tmp == 0xDEADBEEF) 545aaa36a97SAlex Deucher break; 546aaa36a97SAlex Deucher DRM_UDELAY(1); 547aaa36a97SAlex Deucher } 548aaa36a97SAlex Deucher 549aaa36a97SAlex Deucher if (i < adev->usec_timeout) { 550aaa36a97SAlex Deucher DRM_INFO("ring test on %d succeeded in %d usecs\n", 551aaa36a97SAlex Deucher ring->idx, i); 552aaa36a97SAlex Deucher } else { 553aaa36a97SAlex Deucher DRM_ERROR("amdgpu: ring %d test failed (0x%08X)\n", 554aaa36a97SAlex Deucher ring->idx, tmp); 555aaa36a97SAlex Deucher r = -EINVAL; 556aaa36a97SAlex Deucher } 557aaa36a97SAlex Deucher return r; 558aaa36a97SAlex Deucher } 559aaa36a97SAlex Deucher 560aaa36a97SAlex Deucher /** 561aaa36a97SAlex Deucher * uvd_v5_0_ring_emit_ib - execute indirect buffer 562aaa36a97SAlex Deucher * 563aaa36a97SAlex Deucher * @ring: amdgpu_ring pointer 564aaa36a97SAlex Deucher * @ib: indirect buffer to execute 565aaa36a97SAlex Deucher * 566aaa36a97SAlex Deucher * Write ring commands to execute the indirect buffer 567aaa36a97SAlex Deucher */ 568aaa36a97SAlex Deucher static void uvd_v5_0_ring_emit_ib(struct amdgpu_ring *ring, 569d88bf583SChristian König struct amdgpu_ib *ib, 570d88bf583SChristian König unsigned vm_id, bool ctx_switch) 571aaa36a97SAlex Deucher { 572aaa36a97SAlex Deucher amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_64BIT_BAR_LOW, 0)); 573aaa36a97SAlex Deucher amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 574aaa36a97SAlex Deucher amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH, 0)); 575aaa36a97SAlex Deucher amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 576aaa36a97SAlex Deucher amdgpu_ring_write(ring, PACKET0(mmUVD_RBC_IB_SIZE, 0)); 577aaa36a97SAlex Deucher amdgpu_ring_write(ring, ib->length_dw); 578aaa36a97SAlex Deucher } 579aaa36a97SAlex Deucher 5805fc3aeebSyanyang1 static bool uvd_v5_0_is_idle(void *handle) 581aaa36a97SAlex Deucher { 5825fc3aeebSyanyang1 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 5835fc3aeebSyanyang1 584aaa36a97SAlex Deucher return !(RREG32(mmSRBM_STATUS) & SRBM_STATUS__UVD_BUSY_MASK); 585aaa36a97SAlex Deucher } 586aaa36a97SAlex Deucher 5875fc3aeebSyanyang1 static int uvd_v5_0_wait_for_idle(void *handle) 588aaa36a97SAlex Deucher { 589aaa36a97SAlex Deucher unsigned i; 5905fc3aeebSyanyang1 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 591aaa36a97SAlex Deucher 592aaa36a97SAlex Deucher for (i = 0; i < adev->usec_timeout; i++) { 593aaa36a97SAlex Deucher if (!(RREG32(mmSRBM_STATUS) & SRBM_STATUS__UVD_BUSY_MASK)) 594aaa36a97SAlex Deucher return 0; 595aaa36a97SAlex Deucher } 596aaa36a97SAlex Deucher return -ETIMEDOUT; 597aaa36a97SAlex Deucher } 598aaa36a97SAlex Deucher 5995fc3aeebSyanyang1 static int uvd_v5_0_soft_reset(void *handle) 600aaa36a97SAlex Deucher { 6015fc3aeebSyanyang1 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 6025fc3aeebSyanyang1 603aaa36a97SAlex Deucher uvd_v5_0_stop(adev); 604aaa36a97SAlex Deucher 605aaa36a97SAlex Deucher WREG32_P(mmSRBM_SOFT_RESET, SRBM_SOFT_RESET__SOFT_RESET_UVD_MASK, 606aaa36a97SAlex Deucher ~SRBM_SOFT_RESET__SOFT_RESET_UVD_MASK); 607aaa36a97SAlex Deucher mdelay(5); 608aaa36a97SAlex Deucher 609aaa36a97SAlex Deucher return uvd_v5_0_start(adev); 610aaa36a97SAlex Deucher } 611aaa36a97SAlex Deucher 612aaa36a97SAlex Deucher static int uvd_v5_0_set_interrupt_state(struct amdgpu_device *adev, 613aaa36a97SAlex Deucher struct amdgpu_irq_src *source, 614aaa36a97SAlex Deucher unsigned type, 615aaa36a97SAlex Deucher enum amdgpu_interrupt_state state) 616aaa36a97SAlex Deucher { 617aaa36a97SAlex Deucher // TODO 618aaa36a97SAlex Deucher return 0; 619aaa36a97SAlex Deucher } 620aaa36a97SAlex Deucher 621aaa36a97SAlex Deucher static int uvd_v5_0_process_interrupt(struct amdgpu_device *adev, 622aaa36a97SAlex Deucher struct amdgpu_irq_src *source, 623aaa36a97SAlex Deucher struct amdgpu_iv_entry *entry) 624aaa36a97SAlex Deucher { 625aaa36a97SAlex Deucher DRM_DEBUG("IH: UVD TRAP\n"); 626aaa36a97SAlex Deucher amdgpu_fence_process(&adev->uvd.ring); 627aaa36a97SAlex Deucher return 0; 628aaa36a97SAlex Deucher } 629aaa36a97SAlex Deucher 630be3ecca7STom St Denis static void uvd_v5_0_set_sw_clock_gating(struct amdgpu_device *adev) 631be3ecca7STom St Denis { 632be3ecca7STom St Denis uint32_t data, data1, data2, suvd_flags; 633be3ecca7STom St Denis 634be3ecca7STom St Denis data = RREG32(mmUVD_CGC_CTRL); 635be3ecca7STom St Denis data1 = RREG32(mmUVD_SUVD_CGC_GATE); 636be3ecca7STom St Denis data2 = RREG32(mmUVD_SUVD_CGC_CTRL); 637be3ecca7STom St Denis 638be3ecca7STom St Denis data &= ~(UVD_CGC_CTRL__CLK_OFF_DELAY_MASK | 639be3ecca7STom St Denis UVD_CGC_CTRL__CLK_GATE_DLY_TIMER_MASK); 640be3ecca7STom St Denis 641be3ecca7STom St Denis suvd_flags = UVD_SUVD_CGC_GATE__SRE_MASK | 642be3ecca7STom St Denis UVD_SUVD_CGC_GATE__SIT_MASK | 643be3ecca7STom St Denis UVD_SUVD_CGC_GATE__SMP_MASK | 644be3ecca7STom St Denis UVD_SUVD_CGC_GATE__SCM_MASK | 645be3ecca7STom St Denis UVD_SUVD_CGC_GATE__SDB_MASK; 646be3ecca7STom St Denis 647be3ecca7STom St Denis data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK | 648be3ecca7STom St Denis (1 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_GATE_DLY_TIMER)) | 649be3ecca7STom St Denis (4 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_OFF_DELAY)); 650be3ecca7STom St Denis 651be3ecca7STom St Denis data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK | 652be3ecca7STom St Denis UVD_CGC_CTRL__UDEC_CM_MODE_MASK | 653be3ecca7STom St Denis UVD_CGC_CTRL__UDEC_IT_MODE_MASK | 654be3ecca7STom St Denis UVD_CGC_CTRL__UDEC_DB_MODE_MASK | 655be3ecca7STom St Denis UVD_CGC_CTRL__UDEC_MP_MODE_MASK | 656be3ecca7STom St Denis UVD_CGC_CTRL__SYS_MODE_MASK | 657be3ecca7STom St Denis UVD_CGC_CTRL__UDEC_MODE_MASK | 658be3ecca7STom St Denis UVD_CGC_CTRL__MPEG2_MODE_MASK | 659be3ecca7STom St Denis UVD_CGC_CTRL__REGS_MODE_MASK | 660be3ecca7STom St Denis UVD_CGC_CTRL__RBC_MODE_MASK | 661be3ecca7STom St Denis UVD_CGC_CTRL__LMI_MC_MODE_MASK | 662be3ecca7STom St Denis UVD_CGC_CTRL__LMI_UMC_MODE_MASK | 663be3ecca7STom St Denis UVD_CGC_CTRL__IDCT_MODE_MASK | 664be3ecca7STom St Denis UVD_CGC_CTRL__MPRD_MODE_MASK | 665be3ecca7STom St Denis UVD_CGC_CTRL__MPC_MODE_MASK | 666be3ecca7STom St Denis UVD_CGC_CTRL__LBSI_MODE_MASK | 667be3ecca7STom St Denis UVD_CGC_CTRL__LRBBM_MODE_MASK | 668be3ecca7STom St Denis UVD_CGC_CTRL__WCB_MODE_MASK | 669be3ecca7STom St Denis UVD_CGC_CTRL__VCPU_MODE_MASK | 670be3ecca7STom St Denis UVD_CGC_CTRL__JPEG_MODE_MASK | 671be3ecca7STom St Denis UVD_CGC_CTRL__SCPU_MODE_MASK); 672be3ecca7STom St Denis data2 &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK | 673be3ecca7STom St Denis UVD_SUVD_CGC_CTRL__SIT_MODE_MASK | 674be3ecca7STom St Denis UVD_SUVD_CGC_CTRL__SMP_MODE_MASK | 675be3ecca7STom St Denis UVD_SUVD_CGC_CTRL__SCM_MODE_MASK | 676be3ecca7STom St Denis UVD_SUVD_CGC_CTRL__SDB_MODE_MASK); 677be3ecca7STom St Denis data1 |= suvd_flags; 678be3ecca7STom St Denis 679be3ecca7STom St Denis WREG32(mmUVD_CGC_CTRL, data); 680be3ecca7STom St Denis WREG32(mmUVD_CGC_GATE, 0); 681be3ecca7STom St Denis WREG32(mmUVD_SUVD_CGC_GATE, data1); 682be3ecca7STom St Denis WREG32(mmUVD_SUVD_CGC_CTRL, data2); 683be3ecca7STom St Denis } 684be3ecca7STom St Denis 685be3ecca7STom St Denis #if 0 686be3ecca7STom St Denis static void uvd_v5_0_set_hw_clock_gating(struct amdgpu_device *adev) 687be3ecca7STom St Denis { 688be3ecca7STom St Denis uint32_t data, data1, cgc_flags, suvd_flags; 689be3ecca7STom St Denis 690be3ecca7STom St Denis data = RREG32(mmUVD_CGC_GATE); 691be3ecca7STom St Denis data1 = RREG32(mmUVD_SUVD_CGC_GATE); 692be3ecca7STom St Denis 693be3ecca7STom St Denis cgc_flags = UVD_CGC_GATE__SYS_MASK | 694be3ecca7STom St Denis UVD_CGC_GATE__UDEC_MASK | 695be3ecca7STom St Denis UVD_CGC_GATE__MPEG2_MASK | 696be3ecca7STom St Denis UVD_CGC_GATE__RBC_MASK | 697be3ecca7STom St Denis UVD_CGC_GATE__LMI_MC_MASK | 698be3ecca7STom St Denis UVD_CGC_GATE__IDCT_MASK | 699be3ecca7STom St Denis UVD_CGC_GATE__MPRD_MASK | 700be3ecca7STom St Denis UVD_CGC_GATE__MPC_MASK | 701be3ecca7STom St Denis UVD_CGC_GATE__LBSI_MASK | 702be3ecca7STom St Denis UVD_CGC_GATE__LRBBM_MASK | 703be3ecca7STom St Denis UVD_CGC_GATE__UDEC_RE_MASK | 704be3ecca7STom St Denis UVD_CGC_GATE__UDEC_CM_MASK | 705be3ecca7STom St Denis UVD_CGC_GATE__UDEC_IT_MASK | 706be3ecca7STom St Denis UVD_CGC_GATE__UDEC_DB_MASK | 707be3ecca7STom St Denis UVD_CGC_GATE__UDEC_MP_MASK | 708be3ecca7STom St Denis UVD_CGC_GATE__WCB_MASK | 709be3ecca7STom St Denis UVD_CGC_GATE__VCPU_MASK | 710be3ecca7STom St Denis UVD_CGC_GATE__SCPU_MASK; 711be3ecca7STom St Denis 712be3ecca7STom St Denis suvd_flags = UVD_SUVD_CGC_GATE__SRE_MASK | 713be3ecca7STom St Denis UVD_SUVD_CGC_GATE__SIT_MASK | 714be3ecca7STom St Denis UVD_SUVD_CGC_GATE__SMP_MASK | 715be3ecca7STom St Denis UVD_SUVD_CGC_GATE__SCM_MASK | 716be3ecca7STom St Denis UVD_SUVD_CGC_GATE__SDB_MASK; 717be3ecca7STom St Denis 718be3ecca7STom St Denis data |= cgc_flags; 719be3ecca7STom St Denis data1 |= suvd_flags; 720be3ecca7STom St Denis 721be3ecca7STom St Denis WREG32(mmUVD_CGC_GATE, data); 722be3ecca7STom St Denis WREG32(mmUVD_SUVD_CGC_GATE, data1); 723be3ecca7STom St Denis } 724be3ecca7STom St Denis #endif 725be3ecca7STom St Denis 7265fc3aeebSyanyang1 static int uvd_v5_0_set_clockgating_state(void *handle, 7275fc3aeebSyanyang1 enum amd_clockgating_state state) 728aaa36a97SAlex Deucher { 72935e5912dSAlex Deucher struct amdgpu_device *adev = (struct amdgpu_device *)handle; 730be3ecca7STom St Denis bool enable = (state == AMD_CG_STATE_GATE) ? true : false; 731be3ecca7STom St Denis static int curstate = -1; 73235e5912dSAlex Deucher 733e3b04bc7SAlex Deucher if (!(adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) 73435e5912dSAlex Deucher return 0; 73535e5912dSAlex Deucher 736be3ecca7STom St Denis if (curstate == state) 737be3ecca7STom St Denis return 0; 738be3ecca7STom St Denis 739be3ecca7STom St Denis curstate = state; 740be3ecca7STom St Denis if (enable) { 741be3ecca7STom St Denis /* disable HW gating and enable Sw gating */ 742be3ecca7STom St Denis uvd_v5_0_set_sw_clock_gating(adev); 743be3ecca7STom St Denis } else { 744be3ecca7STom St Denis /* wait for STATUS to clear */ 745be3ecca7STom St Denis if (uvd_v5_0_wait_for_idle(handle)) 746be3ecca7STom St Denis return -EBUSY; 747be3ecca7STom St Denis 748be3ecca7STom St Denis /* enable HW gates because UVD is idle */ 749be3ecca7STom St Denis /* uvd_v5_0_set_hw_clock_gating(adev); */ 750be3ecca7STom St Denis } 751be3ecca7STom St Denis 752aaa36a97SAlex Deucher return 0; 753aaa36a97SAlex Deucher } 754aaa36a97SAlex Deucher 7555fc3aeebSyanyang1 static int uvd_v5_0_set_powergating_state(void *handle, 7565fc3aeebSyanyang1 enum amd_powergating_state state) 757aaa36a97SAlex Deucher { 758aaa36a97SAlex Deucher /* This doesn't actually powergate the UVD block. 759aaa36a97SAlex Deucher * That's done in the dpm code via the SMC. This 760aaa36a97SAlex Deucher * just re-inits the block as necessary. The actual 761aaa36a97SAlex Deucher * gating still happens in the dpm code. We should 762aaa36a97SAlex Deucher * revisit this when there is a cleaner line between 763aaa36a97SAlex Deucher * the smc and the hw blocks 764aaa36a97SAlex Deucher */ 7655fc3aeebSyanyang1 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 7665fc3aeebSyanyang1 767e3b04bc7SAlex Deucher if (!(adev->pg_flags & AMD_PG_SUPPORT_UVD)) 768b6df77fcSAlex Deucher return 0; 769b6df77fcSAlex Deucher 7705fc3aeebSyanyang1 if (state == AMD_PG_STATE_GATE) { 771aaa36a97SAlex Deucher uvd_v5_0_stop(adev); 772aaa36a97SAlex Deucher return 0; 773aaa36a97SAlex Deucher } else { 774aaa36a97SAlex Deucher return uvd_v5_0_start(adev); 775aaa36a97SAlex Deucher } 776aaa36a97SAlex Deucher } 777aaa36a97SAlex Deucher 7785fc3aeebSyanyang1 const struct amd_ip_funcs uvd_v5_0_ip_funcs = { 77988a907d6STom St Denis .name = "uvd_v5_0", 780aaa36a97SAlex Deucher .early_init = uvd_v5_0_early_init, 781aaa36a97SAlex Deucher .late_init = NULL, 782aaa36a97SAlex Deucher .sw_init = uvd_v5_0_sw_init, 783aaa36a97SAlex Deucher .sw_fini = uvd_v5_0_sw_fini, 784aaa36a97SAlex Deucher .hw_init = uvd_v5_0_hw_init, 785aaa36a97SAlex Deucher .hw_fini = uvd_v5_0_hw_fini, 786aaa36a97SAlex Deucher .suspend = uvd_v5_0_suspend, 787aaa36a97SAlex Deucher .resume = uvd_v5_0_resume, 788aaa36a97SAlex Deucher .is_idle = uvd_v5_0_is_idle, 789aaa36a97SAlex Deucher .wait_for_idle = uvd_v5_0_wait_for_idle, 790aaa36a97SAlex Deucher .soft_reset = uvd_v5_0_soft_reset, 791aaa36a97SAlex Deucher .set_clockgating_state = uvd_v5_0_set_clockgating_state, 792aaa36a97SAlex Deucher .set_powergating_state = uvd_v5_0_set_powergating_state, 793aaa36a97SAlex Deucher }; 794aaa36a97SAlex Deucher 795aaa36a97SAlex Deucher static const struct amdgpu_ring_funcs uvd_v5_0_ring_funcs = { 796aaa36a97SAlex Deucher .get_rptr = uvd_v5_0_ring_get_rptr, 797aaa36a97SAlex Deucher .get_wptr = uvd_v5_0_ring_get_wptr, 798aaa36a97SAlex Deucher .set_wptr = uvd_v5_0_ring_set_wptr, 799aaa36a97SAlex Deucher .parse_cs = amdgpu_uvd_ring_parse_cs, 800aaa36a97SAlex Deucher .emit_ib = uvd_v5_0_ring_emit_ib, 801aaa36a97SAlex Deucher .emit_fence = uvd_v5_0_ring_emit_fence, 802d5b4e25dSChristian König .emit_hdp_flush = uvd_v5_0_ring_emit_hdp_flush, 803d5b4e25dSChristian König .emit_hdp_invalidate = uvd_v5_0_ring_emit_hdp_invalidate, 804aaa36a97SAlex Deucher .test_ring = uvd_v5_0_ring_test_ring, 8058de190c9SChristian König .test_ib = amdgpu_uvd_ring_test_ib, 806edff0e28SJammy Zhou .insert_nop = amdgpu_ring_insert_nop, 8079e5d5309SChristian König .pad_ib = amdgpu_ring_generic_pad_ib, 808c4120d55SChristian König .begin_use = amdgpu_uvd_ring_begin_use, 809c4120d55SChristian König .end_use = amdgpu_uvd_ring_end_use, 810aaa36a97SAlex Deucher }; 811aaa36a97SAlex Deucher 812aaa36a97SAlex Deucher static void uvd_v5_0_set_ring_funcs(struct amdgpu_device *adev) 813aaa36a97SAlex Deucher { 814aaa36a97SAlex Deucher adev->uvd.ring.funcs = &uvd_v5_0_ring_funcs; 815aaa36a97SAlex Deucher } 816aaa36a97SAlex Deucher 817aaa36a97SAlex Deucher static const struct amdgpu_irq_src_funcs uvd_v5_0_irq_funcs = { 818aaa36a97SAlex Deucher .set = uvd_v5_0_set_interrupt_state, 819aaa36a97SAlex Deucher .process = uvd_v5_0_process_interrupt, 820aaa36a97SAlex Deucher }; 821aaa36a97SAlex Deucher 822aaa36a97SAlex Deucher static void uvd_v5_0_set_irq_funcs(struct amdgpu_device *adev) 823aaa36a97SAlex Deucher { 824aaa36a97SAlex Deucher adev->uvd.irq.num_types = 1; 825aaa36a97SAlex Deucher adev->uvd.irq.funcs = &uvd_v5_0_irq_funcs; 826aaa36a97SAlex Deucher } 827