/* * Copyright 2016 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Author: Huang Rui * */ #include #include #include "amdgpu.h" #include "amdgpu_psp.h" #include "amdgpu_ucode.h" #include "soc15_common.h" #include "psp_v3_1.h" #include "psp_v10_0.h" #include "psp_v11_0.h" #include "psp_v12_0.h" #include "amdgpu_ras.h" static int psp_sysfs_init(struct amdgpu_device *adev); static void psp_sysfs_fini(struct amdgpu_device *adev); static int psp_load_smu_fw(struct psp_context *psp); /* * Due to DF Cstate management centralized to PMFW, the firmware * loading sequence will be updated as below: * - Load KDB * - Load SYS_DRV * - Load tOS * - Load PMFW * - Setup TMR * - Load other non-psp fw * - Load ASD * - Load XGMI/RAS/HDCP/DTM TA if any * * This new sequence is required for * - Arcturus * - Navi12 and onwards */ static void psp_check_pmfw_centralized_cstate_management(struct psp_context *psp) { struct amdgpu_device *adev = psp->adev; psp->pmfw_centralized_cstate_management = false; if (amdgpu_sriov_vf(adev)) return; if (adev->flags & AMD_IS_APU) return; if ((adev->asic_type == CHIP_ARCTURUS) || (adev->asic_type >= CHIP_NAVI12)) psp->pmfw_centralized_cstate_management = true; } static int psp_early_init(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; struct psp_context *psp = &adev->psp; switch (adev->asic_type) { case CHIP_VEGA10: case CHIP_VEGA12: psp_v3_1_set_psp_funcs(psp); psp->autoload_supported = false; break; case CHIP_RAVEN: psp_v10_0_set_psp_funcs(psp); psp->autoload_supported = false; break; case CHIP_VEGA20: case CHIP_ARCTURUS: psp_v11_0_set_psp_funcs(psp); psp->autoload_supported = false; break; case CHIP_NAVI10: case CHIP_NAVI14: case CHIP_NAVI12: psp_v11_0_set_psp_funcs(psp); psp->autoload_supported = true; break; case CHIP_RENOIR: psp_v12_0_set_psp_funcs(psp); break; default: return -EINVAL; } psp->adev = adev; psp_check_pmfw_centralized_cstate_management(psp); return 0; } static int psp_sw_init(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; struct psp_context *psp = &adev->psp; int ret; ret = psp_init_microcode(psp); if (ret) { DRM_ERROR("Failed to load psp firmware!\n"); return ret; } ret = psp_mem_training_init(psp); if (ret) { DRM_ERROR("Failed to initialize memory training!\n"); return ret; } ret = psp_mem_training(psp, PSP_MEM_TRAIN_COLD_BOOT); if (ret) { DRM_ERROR("Failed to process memory training!\n"); return ret; } if (adev->asic_type == CHIP_NAVI10) { ret= psp_sysfs_init(adev); if (ret) { return ret; } } return 0; } static int psp_sw_fini(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; psp_mem_training_fini(&adev->psp); release_firmware(adev->psp.sos_fw); adev->psp.sos_fw = NULL; release_firmware(adev->psp.asd_fw); adev->psp.asd_fw = NULL; if (adev->psp.ta_fw) { release_firmware(adev->psp.ta_fw); adev->psp.ta_fw = NULL; } if (adev->asic_type == CHIP_NAVI10) psp_sysfs_fini(adev); return 0; } int psp_wait_for(struct psp_context *psp, uint32_t reg_index, uint32_t reg_val, uint32_t mask, bool check_changed) { uint32_t val; int i; struct amdgpu_device *adev = psp->adev; for (i = 0; i < adev->usec_timeout; i++) { val = RREG32(reg_index); if (check_changed) { if (val != reg_val) return 0; } else { if ((val & mask) == reg_val) return 0; } udelay(1); } return -ETIME; } static int psp_cmd_submit_buf(struct psp_context *psp, struct amdgpu_firmware_info *ucode, struct psp_gfx_cmd_resp *cmd, uint64_t fence_mc_addr) { int ret; int index; int timeout = 2000; bool ras_intr = false; bool skip_unsupport = false; mutex_lock(&psp->mutex); memset(psp->cmd_buf_mem, 0, PSP_CMD_BUFFER_SIZE); memcpy(psp->cmd_buf_mem, cmd, sizeof(struct psp_gfx_cmd_resp)); index = atomic_inc_return(&psp->fence_value); ret = psp_ring_cmd_submit(psp, psp->cmd_buf_mc_addr, fence_mc_addr, index); if (ret) { atomic_dec(&psp->fence_value); mutex_unlock(&psp->mutex); return ret; } amdgpu_asic_invalidate_hdp(psp->adev, NULL); while (*((unsigned int *)psp->fence_buf) != index) { if (--timeout == 0) break; /* * Shouldn't wait for timeout when err_event_athub occurs, * because gpu reset thread triggered and lock resource should * be released for psp resume sequence. */ ras_intr = amdgpu_ras_intr_triggered(); if (ras_intr) break; msleep(1); amdgpu_asic_invalidate_hdp(psp->adev, NULL); } /* We allow TEE_ERROR_NOT_SUPPORTED for VMR command in SRIOV */ skip_unsupport = (psp->cmd_buf_mem->resp.status == 0xffff000a) && amdgpu_sriov_vf(psp->adev); /* In some cases, psp response status is not 0 even there is no * problem while the command is submitted. Some version of PSP FW * doesn't write 0 to that field. * So here we would like to only print a warning instead of an error * during psp initialization to avoid breaking hw_init and it doesn't * return -EINVAL. */ if (!skip_unsupport && (psp->cmd_buf_mem->resp.status || !timeout) && !ras_intr) { if (ucode) DRM_WARN("failed to load ucode id (%d) ", ucode->ucode_id); DRM_WARN("psp command (0x%X) failed and response status is (0x%X)\n", psp->cmd_buf_mem->cmd_id, psp->cmd_buf_mem->resp.status); if (!timeout) { mutex_unlock(&psp->mutex); return -EINVAL; } } /* get xGMI session id from response buffer */ cmd->resp.session_id = psp->cmd_buf_mem->resp.session_id; if (ucode) { ucode->tmr_mc_addr_lo = psp->cmd_buf_mem->resp.fw_addr_lo; ucode->tmr_mc_addr_hi = psp->cmd_buf_mem->resp.fw_addr_hi; } mutex_unlock(&psp->mutex); return ret; } static void psp_prep_tmr_cmd_buf(struct psp_context *psp, struct psp_gfx_cmd_resp *cmd, uint64_t tmr_mc, uint32_t size) { if (amdgpu_sriov_vf(psp->adev)) cmd->cmd_id = GFX_CMD_ID_SETUP_VMR; else cmd->cmd_id = GFX_CMD_ID_SETUP_TMR; cmd->cmd.cmd_setup_tmr.buf_phy_addr_lo = lower_32_bits(tmr_mc); cmd->cmd.cmd_setup_tmr.buf_phy_addr_hi = upper_32_bits(tmr_mc); cmd->cmd.cmd_setup_tmr.buf_size = size; } static void psp_prep_load_toc_cmd_buf(struct psp_gfx_cmd_resp *cmd, uint64_t pri_buf_mc, uint32_t size) { cmd->cmd_id = GFX_CMD_ID_LOAD_TOC; cmd->cmd.cmd_load_toc.toc_phy_addr_lo = lower_32_bits(pri_buf_mc); cmd->cmd.cmd_load_toc.toc_phy_addr_hi = upper_32_bits(pri_buf_mc); cmd->cmd.cmd_load_toc.toc_size = size; } /* Issue LOAD TOC cmd to PSP to part toc and calculate tmr size needed */ static int psp_load_toc(struct psp_context *psp, uint32_t *tmr_size) { int ret; struct psp_gfx_cmd_resp *cmd; cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); if (!cmd) return -ENOMEM; /* Copy toc to psp firmware private buffer */ memset(psp->fw_pri_buf, 0, PSP_1_MEG); memcpy(psp->fw_pri_buf, psp->toc_start_addr, psp->toc_bin_size); psp_prep_load_toc_cmd_buf(cmd, psp->fw_pri_mc_addr, psp->toc_bin_size); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); if (!ret) *tmr_size = psp->cmd_buf_mem->resp.tmr_size; kfree(cmd); return ret; } /* Set up Trusted Memory Region */ static int psp_tmr_init(struct psp_context *psp) { int ret; int tmr_size; void *tmr_buf; void **pptr; /* * According to HW engineer, they prefer the TMR address be "naturally * aligned" , e.g. the start address be an integer divide of TMR size. * * Note: this memory need be reserved till the driver * uninitializes. */ tmr_size = PSP_TMR_SIZE; /* For ASICs support RLC autoload, psp will parse the toc * and calculate the total size of TMR needed */ if (!amdgpu_sriov_vf(psp->adev) && psp->toc_start_addr && psp->toc_bin_size && psp->fw_pri_buf) { ret = psp_load_toc(psp, &tmr_size); if (ret) { DRM_ERROR("Failed to load toc\n"); return ret; } } pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL; ret = amdgpu_bo_create_kernel(psp->adev, tmr_size, PSP_TMR_SIZE, AMDGPU_GEM_DOMAIN_VRAM, &psp->tmr_bo, &psp->tmr_mc_addr, pptr); return ret; } static int psp_tmr_load(struct psp_context *psp) { int ret; struct psp_gfx_cmd_resp *cmd; cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); if (!cmd) return -ENOMEM; psp_prep_tmr_cmd_buf(psp, cmd, psp->tmr_mc_addr, amdgpu_bo_size(psp->tmr_bo)); DRM_INFO("reserve 0x%lx from 0x%llx for PSP TMR\n", amdgpu_bo_size(psp->tmr_bo), psp->tmr_mc_addr); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); kfree(cmd); return ret; } static void psp_prep_asd_load_cmd_buf(struct psp_gfx_cmd_resp *cmd, uint64_t asd_mc, uint32_t size) { cmd->cmd_id = GFX_CMD_ID_LOAD_ASD; cmd->cmd.cmd_load_ta.app_phy_addr_lo = lower_32_bits(asd_mc); cmd->cmd.cmd_load_ta.app_phy_addr_hi = upper_32_bits(asd_mc); cmd->cmd.cmd_load_ta.app_len = size; cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_lo = 0; cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_hi = 0; cmd->cmd.cmd_load_ta.cmd_buf_len = 0; } static int psp_asd_load(struct psp_context *psp) { int ret; struct psp_gfx_cmd_resp *cmd; /* If PSP version doesn't match ASD version, asd loading will be failed. * add workaround to bypass it for sriov now. * TODO: add version check to make it common */ if (amdgpu_sriov_vf(psp->adev)) return 0; cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); if (!cmd) return -ENOMEM; memset(psp->fw_pri_buf, 0, PSP_1_MEG); memcpy(psp->fw_pri_buf, psp->asd_start_addr, psp->asd_ucode_size); psp_prep_asd_load_cmd_buf(cmd, psp->fw_pri_mc_addr, psp->asd_ucode_size); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); if (!ret) { psp->asd_context.asd_initialized = true; psp->asd_context.session_id = cmd->resp.session_id; } kfree(cmd); return ret; } static void psp_prep_ta_unload_cmd_buf(struct psp_gfx_cmd_resp *cmd, uint32_t session_id) { cmd->cmd_id = GFX_CMD_ID_UNLOAD_TA; cmd->cmd.cmd_unload_ta.session_id = session_id; } static int psp_asd_unload(struct psp_context *psp) { int ret; struct psp_gfx_cmd_resp *cmd; if (amdgpu_sriov_vf(psp->adev)) return 0; if (!psp->asd_context.asd_initialized) return 0; cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); if (!cmd) return -ENOMEM; psp_prep_ta_unload_cmd_buf(cmd, psp->asd_context.session_id); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); if (!ret) psp->asd_context.asd_initialized = false; kfree(cmd); return ret; } static void psp_prep_reg_prog_cmd_buf(struct psp_gfx_cmd_resp *cmd, uint32_t id, uint32_t value) { cmd->cmd_id = GFX_CMD_ID_PROG_REG; cmd->cmd.cmd_setup_reg_prog.reg_value = value; cmd->cmd.cmd_setup_reg_prog.reg_id = id; } int psp_reg_program(struct psp_context *psp, enum psp_reg_prog_id reg, uint32_t value) { struct psp_gfx_cmd_resp *cmd = NULL; int ret = 0; if (reg >= PSP_REG_LAST) return -EINVAL; cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); if (!cmd) return -ENOMEM; psp_prep_reg_prog_cmd_buf(cmd, reg, value); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); kfree(cmd); return ret; } static void psp_prep_ta_load_cmd_buf(struct psp_gfx_cmd_resp *cmd, uint64_t ta_bin_mc, uint32_t ta_bin_size, uint64_t ta_shared_mc, uint32_t ta_shared_size) { cmd->cmd_id = GFX_CMD_ID_LOAD_TA; cmd->cmd.cmd_load_ta.app_phy_addr_lo = lower_32_bits(ta_bin_mc); cmd->cmd.cmd_load_ta.app_phy_addr_hi = upper_32_bits(ta_bin_mc); cmd->cmd.cmd_load_ta.app_len = ta_bin_size; cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_lo = lower_32_bits(ta_shared_mc); cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_hi = upper_32_bits(ta_shared_mc); cmd->cmd.cmd_load_ta.cmd_buf_len = ta_shared_size; } static int psp_xgmi_init_shared_buf(struct psp_context *psp) { int ret; /* * Allocate 16k memory aligned to 4k from Frame Buffer (local * physical) for xgmi ta <-> Driver */ ret = amdgpu_bo_create_kernel(psp->adev, PSP_XGMI_SHARED_MEM_SIZE, PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM, &psp->xgmi_context.xgmi_shared_bo, &psp->xgmi_context.xgmi_shared_mc_addr, &psp->xgmi_context.xgmi_shared_buf); return ret; } static void psp_prep_ta_invoke_cmd_buf(struct psp_gfx_cmd_resp *cmd, uint32_t ta_cmd_id, uint32_t session_id) { cmd->cmd_id = GFX_CMD_ID_INVOKE_CMD; cmd->cmd.cmd_invoke_cmd.session_id = session_id; cmd->cmd.cmd_invoke_cmd.ta_cmd_id = ta_cmd_id; } int psp_ta_invoke(struct psp_context *psp, uint32_t ta_cmd_id, uint32_t session_id) { int ret; struct psp_gfx_cmd_resp *cmd; cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); if (!cmd) return -ENOMEM; psp_prep_ta_invoke_cmd_buf(cmd, ta_cmd_id, session_id); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); kfree(cmd); return ret; } static int psp_xgmi_load(struct psp_context *psp) { int ret; struct psp_gfx_cmd_resp *cmd; /* * TODO: bypass the loading in sriov for now */ cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); if (!cmd) return -ENOMEM; memset(psp->fw_pri_buf, 0, PSP_1_MEG); memcpy(psp->fw_pri_buf, psp->ta_xgmi_start_addr, psp->ta_xgmi_ucode_size); psp_prep_ta_load_cmd_buf(cmd, psp->fw_pri_mc_addr, psp->ta_xgmi_ucode_size, psp->xgmi_context.xgmi_shared_mc_addr, PSP_XGMI_SHARED_MEM_SIZE); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); if (!ret) { psp->xgmi_context.initialized = 1; psp->xgmi_context.session_id = cmd->resp.session_id; } kfree(cmd); return ret; } static int psp_xgmi_unload(struct psp_context *psp) { int ret; struct psp_gfx_cmd_resp *cmd; struct amdgpu_device *adev = psp->adev; /* XGMI TA unload currently is not supported on Arcturus */ if (adev->asic_type == CHIP_ARCTURUS) return 0; /* * TODO: bypass the unloading in sriov for now */ cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); if (!cmd) return -ENOMEM; psp_prep_ta_unload_cmd_buf(cmd, psp->xgmi_context.session_id); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); kfree(cmd); return ret; } int psp_xgmi_invoke(struct psp_context *psp, uint32_t ta_cmd_id) { return psp_ta_invoke(psp, ta_cmd_id, psp->xgmi_context.session_id); } int psp_xgmi_terminate(struct psp_context *psp) { int ret; if (!psp->xgmi_context.initialized) return 0; ret = psp_xgmi_unload(psp); if (ret) return ret; psp->xgmi_context.initialized = 0; /* free xgmi shared memory */ amdgpu_bo_free_kernel(&psp->xgmi_context.xgmi_shared_bo, &psp->xgmi_context.xgmi_shared_mc_addr, &psp->xgmi_context.xgmi_shared_buf); return 0; } int psp_xgmi_initialize(struct psp_context *psp) { struct ta_xgmi_shared_memory *xgmi_cmd; int ret; if (!psp->adev->psp.ta_fw || !psp->adev->psp.ta_xgmi_ucode_size || !psp->adev->psp.ta_xgmi_start_addr) return -ENOENT; if (!psp->xgmi_context.initialized) { ret = psp_xgmi_init_shared_buf(psp); if (ret) return ret; } /* Load XGMI TA */ ret = psp_xgmi_load(psp); if (ret) return ret; /* Initialize XGMI session */ xgmi_cmd = (struct ta_xgmi_shared_memory *)(psp->xgmi_context.xgmi_shared_buf); memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory)); xgmi_cmd->cmd_id = TA_COMMAND_XGMI__INITIALIZE; ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id); return ret; } // ras begin static int psp_ras_init_shared_buf(struct psp_context *psp) { int ret; /* * Allocate 16k memory aligned to 4k from Frame Buffer (local * physical) for ras ta <-> Driver */ ret = amdgpu_bo_create_kernel(psp->adev, PSP_RAS_SHARED_MEM_SIZE, PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM, &psp->ras.ras_shared_bo, &psp->ras.ras_shared_mc_addr, &psp->ras.ras_shared_buf); return ret; } static int psp_ras_load(struct psp_context *psp) { int ret; struct psp_gfx_cmd_resp *cmd; /* * TODO: bypass the loading in sriov for now */ if (amdgpu_sriov_vf(psp->adev)) return 0; cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); if (!cmd) return -ENOMEM; memset(psp->fw_pri_buf, 0, PSP_1_MEG); memcpy(psp->fw_pri_buf, psp->ta_ras_start_addr, psp->ta_ras_ucode_size); psp_prep_ta_load_cmd_buf(cmd, psp->fw_pri_mc_addr, psp->ta_ras_ucode_size, psp->ras.ras_shared_mc_addr, PSP_RAS_SHARED_MEM_SIZE); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); if (!ret) { psp->ras.ras_initialized = true; psp->ras.session_id = cmd->resp.session_id; } kfree(cmd); return ret; } static int psp_ras_unload(struct psp_context *psp) { int ret; struct psp_gfx_cmd_resp *cmd; /* * TODO: bypass the unloading in sriov for now */ if (amdgpu_sriov_vf(psp->adev)) return 0; cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); if (!cmd) return -ENOMEM; psp_prep_ta_unload_cmd_buf(cmd, psp->ras.session_id); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); kfree(cmd); return ret; } int psp_ras_invoke(struct psp_context *psp, uint32_t ta_cmd_id) { struct ta_ras_shared_memory *ras_cmd; int ret; ras_cmd = (struct ta_ras_shared_memory *)psp->ras.ras_shared_buf; /* * TODO: bypass the loading in sriov for now */ if (amdgpu_sriov_vf(psp->adev)) return 0; ret = psp_ta_invoke(psp, ta_cmd_id, psp->ras.session_id); if (ras_cmd->if_version > RAS_TA_HOST_IF_VER) { DRM_WARN("RAS: Unsupported Interface"); return -EINVAL; } if (amdgpu_ras_intr_triggered()) return ret; if (!ret) { if (ras_cmd->ras_out_message.flags.err_inject_switch_disable_flag) { dev_warn(psp->adev->dev, "ECC switch disabled\n"); ras_cmd->ras_status = TA_RAS_STATUS__ERROR_RAS_NOT_AVAILABLE; } else if (ras_cmd->ras_out_message.flags.reg_access_failure_flag) dev_warn(psp->adev->dev, "RAS internal register access blocked\n"); } return ret; } int psp_ras_enable_features(struct psp_context *psp, union ta_ras_cmd_input *info, bool enable) { struct ta_ras_shared_memory *ras_cmd; int ret; if (!psp->ras.ras_initialized) return -EINVAL; ras_cmd = (struct ta_ras_shared_memory *)psp->ras.ras_shared_buf; memset(ras_cmd, 0, sizeof(struct ta_ras_shared_memory)); if (enable) ras_cmd->cmd_id = TA_RAS_COMMAND__ENABLE_FEATURES; else ras_cmd->cmd_id = TA_RAS_COMMAND__DISABLE_FEATURES; ras_cmd->ras_in_message = *info; ret = psp_ras_invoke(psp, ras_cmd->cmd_id); if (ret) return -EINVAL; return ras_cmd->ras_status; } static int psp_ras_terminate(struct psp_context *psp) { int ret; /* * TODO: bypass the terminate in sriov for now */ if (amdgpu_sriov_vf(psp->adev)) return 0; if (!psp->ras.ras_initialized) return 0; ret = psp_ras_unload(psp); if (ret) return ret; psp->ras.ras_initialized = false; /* free ras shared memory */ amdgpu_bo_free_kernel(&psp->ras.ras_shared_bo, &psp->ras.ras_shared_mc_addr, &psp->ras.ras_shared_buf); return 0; } static int psp_ras_initialize(struct psp_context *psp) { int ret; /* * TODO: bypass the initialize in sriov for now */ if (amdgpu_sriov_vf(psp->adev)) return 0; if (!psp->adev->psp.ta_ras_ucode_size || !psp->adev->psp.ta_ras_start_addr) { dev_info(psp->adev->dev, "RAS: optional ras ta ucode is not available\n"); return 0; } if (!psp->ras.ras_initialized) { ret = psp_ras_init_shared_buf(psp); if (ret) return ret; } ret = psp_ras_load(psp); if (ret) return ret; return 0; } // ras end // HDCP start static int psp_hdcp_init_shared_buf(struct psp_context *psp) { int ret; /* * Allocate 16k memory aligned to 4k from Frame Buffer (local * physical) for hdcp ta <-> Driver */ ret = amdgpu_bo_create_kernel(psp->adev, PSP_HDCP_SHARED_MEM_SIZE, PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM, &psp->hdcp_context.hdcp_shared_bo, &psp->hdcp_context.hdcp_shared_mc_addr, &psp->hdcp_context.hdcp_shared_buf); return ret; } static int psp_hdcp_load(struct psp_context *psp) { int ret; struct psp_gfx_cmd_resp *cmd; /* * TODO: bypass the loading in sriov for now */ if (amdgpu_sriov_vf(psp->adev)) return 0; cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); if (!cmd) return -ENOMEM; memset(psp->fw_pri_buf, 0, PSP_1_MEG); memcpy(psp->fw_pri_buf, psp->ta_hdcp_start_addr, psp->ta_hdcp_ucode_size); psp_prep_ta_load_cmd_buf(cmd, psp->fw_pri_mc_addr, psp->ta_hdcp_ucode_size, psp->hdcp_context.hdcp_shared_mc_addr, PSP_HDCP_SHARED_MEM_SIZE); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); if (!ret) { psp->hdcp_context.hdcp_initialized = true; psp->hdcp_context.session_id = cmd->resp.session_id; mutex_init(&psp->hdcp_context.mutex); } kfree(cmd); return ret; } static int psp_hdcp_initialize(struct psp_context *psp) { int ret; /* * TODO: bypass the initialize in sriov for now */ if (amdgpu_sriov_vf(psp->adev)) return 0; if (!psp->adev->psp.ta_hdcp_ucode_size || !psp->adev->psp.ta_hdcp_start_addr) { dev_info(psp->adev->dev, "HDCP: optional hdcp ta ucode is not available\n"); return 0; } if (!psp->hdcp_context.hdcp_initialized) { ret = psp_hdcp_init_shared_buf(psp); if (ret) return ret; } ret = psp_hdcp_load(psp); if (ret) return ret; return 0; } static int psp_hdcp_unload(struct psp_context *psp) { int ret; struct psp_gfx_cmd_resp *cmd; /* * TODO: bypass the unloading in sriov for now */ if (amdgpu_sriov_vf(psp->adev)) return 0; cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); if (!cmd) return -ENOMEM; psp_prep_ta_unload_cmd_buf(cmd, psp->hdcp_context.session_id); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); kfree(cmd); return ret; } int psp_hdcp_invoke(struct psp_context *psp, uint32_t ta_cmd_id) { /* * TODO: bypass the loading in sriov for now */ if (amdgpu_sriov_vf(psp->adev)) return 0; return psp_ta_invoke(psp, ta_cmd_id, psp->hdcp_context.session_id); } static int psp_hdcp_terminate(struct psp_context *psp) { int ret; /* * TODO: bypass the terminate in sriov for now */ if (amdgpu_sriov_vf(psp->adev)) return 0; if (!psp->hdcp_context.hdcp_initialized) return 0; ret = psp_hdcp_unload(psp); if (ret) return ret; psp->hdcp_context.hdcp_initialized = false; /* free hdcp shared memory */ amdgpu_bo_free_kernel(&psp->hdcp_context.hdcp_shared_bo, &psp->hdcp_context.hdcp_shared_mc_addr, &psp->hdcp_context.hdcp_shared_buf); return 0; } // HDCP end // DTM start static int psp_dtm_init_shared_buf(struct psp_context *psp) { int ret; /* * Allocate 16k memory aligned to 4k from Frame Buffer (local * physical) for dtm ta <-> Driver */ ret = amdgpu_bo_create_kernel(psp->adev, PSP_DTM_SHARED_MEM_SIZE, PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM, &psp->dtm_context.dtm_shared_bo, &psp->dtm_context.dtm_shared_mc_addr, &psp->dtm_context.dtm_shared_buf); return ret; } static int psp_dtm_load(struct psp_context *psp) { int ret; struct psp_gfx_cmd_resp *cmd; /* * TODO: bypass the loading in sriov for now */ if (amdgpu_sriov_vf(psp->adev)) return 0; cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); if (!cmd) return -ENOMEM; memset(psp->fw_pri_buf, 0, PSP_1_MEG); memcpy(psp->fw_pri_buf, psp->ta_dtm_start_addr, psp->ta_dtm_ucode_size); psp_prep_ta_load_cmd_buf(cmd, psp->fw_pri_mc_addr, psp->ta_dtm_ucode_size, psp->dtm_context.dtm_shared_mc_addr, PSP_DTM_SHARED_MEM_SIZE); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); if (!ret) { psp->dtm_context.dtm_initialized = true; psp->dtm_context.session_id = cmd->resp.session_id; mutex_init(&psp->dtm_context.mutex); } kfree(cmd); return ret; } static int psp_dtm_initialize(struct psp_context *psp) { int ret; /* * TODO: bypass the initialize in sriov for now */ if (amdgpu_sriov_vf(psp->adev)) return 0; if (!psp->adev->psp.ta_dtm_ucode_size || !psp->adev->psp.ta_dtm_start_addr) { dev_info(psp->adev->dev, "DTM: optional dtm ta ucode is not available\n"); return 0; } if (!psp->dtm_context.dtm_initialized) { ret = psp_dtm_init_shared_buf(psp); if (ret) return ret; } ret = psp_dtm_load(psp); if (ret) return ret; return 0; } static int psp_dtm_unload(struct psp_context *psp) { int ret; struct psp_gfx_cmd_resp *cmd; /* * TODO: bypass the unloading in sriov for now */ if (amdgpu_sriov_vf(psp->adev)) return 0; cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); if (!cmd) return -ENOMEM; psp_prep_ta_unload_cmd_buf(cmd, psp->dtm_context.session_id); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); kfree(cmd); return ret; } int psp_dtm_invoke(struct psp_context *psp, uint32_t ta_cmd_id) { /* * TODO: bypass the loading in sriov for now */ if (amdgpu_sriov_vf(psp->adev)) return 0; return psp_ta_invoke(psp, ta_cmd_id, psp->dtm_context.session_id); } static int psp_dtm_terminate(struct psp_context *psp) { int ret; /* * TODO: bypass the terminate in sriov for now */ if (amdgpu_sriov_vf(psp->adev)) return 0; if (!psp->dtm_context.dtm_initialized) return 0; ret = psp_dtm_unload(psp); if (ret) return ret; psp->dtm_context.dtm_initialized = false; /* free hdcp shared memory */ amdgpu_bo_free_kernel(&psp->dtm_context.dtm_shared_bo, &psp->dtm_context.dtm_shared_mc_addr, &psp->dtm_context.dtm_shared_buf); return 0; } // DTM end static int psp_hw_start(struct psp_context *psp) { struct amdgpu_device *adev = psp->adev; int ret; if (!amdgpu_sriov_vf(adev)) { if (psp->kdb_bin_size && (psp->funcs->bootloader_load_kdb != NULL)) { ret = psp_bootloader_load_kdb(psp); if (ret) { DRM_ERROR("PSP load kdb failed!\n"); return ret; } } ret = psp_bootloader_load_sysdrv(psp); if (ret) { DRM_ERROR("PSP load sysdrv failed!\n"); return ret; } ret = psp_bootloader_load_sos(psp); if (ret) { DRM_ERROR("PSP load sos failed!\n"); return ret; } } ret = psp_ring_create(psp, PSP_RING_TYPE__KM); if (ret) { DRM_ERROR("PSP create ring failed!\n"); return ret; } ret = psp_tmr_init(psp); if (ret) { DRM_ERROR("PSP tmr init failed!\n"); return ret; } /* * For ASICs with DF Cstate management centralized * to PMFW, TMR setup should be performed after PMFW * loaded and before other non-psp firmware loaded. */ if (psp->pmfw_centralized_cstate_management) { ret = psp_load_smu_fw(psp); if (ret) return ret; } ret = psp_tmr_load(psp); if (ret) { DRM_ERROR("PSP load tmr failed!\n"); return ret; } return 0; } static int psp_get_fw_type(struct amdgpu_firmware_info *ucode, enum psp_gfx_fw_type *type) { switch (ucode->ucode_id) { case AMDGPU_UCODE_ID_SDMA0: *type = GFX_FW_TYPE_SDMA0; break; case AMDGPU_UCODE_ID_SDMA1: *type = GFX_FW_TYPE_SDMA1; break; case AMDGPU_UCODE_ID_SDMA2: *type = GFX_FW_TYPE_SDMA2; break; case AMDGPU_UCODE_ID_SDMA3: *type = GFX_FW_TYPE_SDMA3; break; case AMDGPU_UCODE_ID_SDMA4: *type = GFX_FW_TYPE_SDMA4; break; case AMDGPU_UCODE_ID_SDMA5: *type = GFX_FW_TYPE_SDMA5; break; case AMDGPU_UCODE_ID_SDMA6: *type = GFX_FW_TYPE_SDMA6; break; case AMDGPU_UCODE_ID_SDMA7: *type = GFX_FW_TYPE_SDMA7; break; case AMDGPU_UCODE_ID_CP_CE: *type = GFX_FW_TYPE_CP_CE; break; case AMDGPU_UCODE_ID_CP_PFP: *type = GFX_FW_TYPE_CP_PFP; break; case AMDGPU_UCODE_ID_CP_ME: *type = GFX_FW_TYPE_CP_ME; break; case AMDGPU_UCODE_ID_CP_MEC1: *type = GFX_FW_TYPE_CP_MEC; break; case AMDGPU_UCODE_ID_CP_MEC1_JT: *type = GFX_FW_TYPE_CP_MEC_ME1; break; case AMDGPU_UCODE_ID_CP_MEC2: *type = GFX_FW_TYPE_CP_MEC; break; case AMDGPU_UCODE_ID_CP_MEC2_JT: *type = GFX_FW_TYPE_CP_MEC_ME2; break; case AMDGPU_UCODE_ID_RLC_G: *type = GFX_FW_TYPE_RLC_G; break; case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL: *type = GFX_FW_TYPE_RLC_RESTORE_LIST_SRM_CNTL; break; case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM: *type = GFX_FW_TYPE_RLC_RESTORE_LIST_GPM_MEM; break; case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM: *type = GFX_FW_TYPE_RLC_RESTORE_LIST_SRM_MEM; break; case AMDGPU_UCODE_ID_SMC: *type = GFX_FW_TYPE_SMU; break; case AMDGPU_UCODE_ID_UVD: *type = GFX_FW_TYPE_UVD; break; case AMDGPU_UCODE_ID_UVD1: *type = GFX_FW_TYPE_UVD1; break; case AMDGPU_UCODE_ID_VCE: *type = GFX_FW_TYPE_VCE; break; case AMDGPU_UCODE_ID_VCN: *type = GFX_FW_TYPE_VCN; break; case AMDGPU_UCODE_ID_VCN1: *type = GFX_FW_TYPE_VCN1; break; case AMDGPU_UCODE_ID_DMCU_ERAM: *type = GFX_FW_TYPE_DMCU_ERAM; break; case AMDGPU_UCODE_ID_DMCU_INTV: *type = GFX_FW_TYPE_DMCU_ISR; break; case AMDGPU_UCODE_ID_VCN0_RAM: *type = GFX_FW_TYPE_VCN0_RAM; break; case AMDGPU_UCODE_ID_VCN1_RAM: *type = GFX_FW_TYPE_VCN1_RAM; break; case AMDGPU_UCODE_ID_DMCUB: *type = GFX_FW_TYPE_DMUB; break; case AMDGPU_UCODE_ID_MAXIMUM: default: return -EINVAL; } return 0; } static void psp_print_fw_hdr(struct psp_context *psp, struct amdgpu_firmware_info *ucode) { struct amdgpu_device *adev = psp->adev; struct common_firmware_header *hdr; switch (ucode->ucode_id) { case AMDGPU_UCODE_ID_SDMA0: case AMDGPU_UCODE_ID_SDMA1: case AMDGPU_UCODE_ID_SDMA2: case AMDGPU_UCODE_ID_SDMA3: case AMDGPU_UCODE_ID_SDMA4: case AMDGPU_UCODE_ID_SDMA5: case AMDGPU_UCODE_ID_SDMA6: case AMDGPU_UCODE_ID_SDMA7: hdr = (struct common_firmware_header *) adev->sdma.instance[ucode->ucode_id - AMDGPU_UCODE_ID_SDMA0].fw->data; amdgpu_ucode_print_sdma_hdr(hdr); break; case AMDGPU_UCODE_ID_CP_CE: hdr = (struct common_firmware_header *)adev->gfx.ce_fw->data; amdgpu_ucode_print_gfx_hdr(hdr); break; case AMDGPU_UCODE_ID_CP_PFP: hdr = (struct common_firmware_header *)adev->gfx.pfp_fw->data; amdgpu_ucode_print_gfx_hdr(hdr); break; case AMDGPU_UCODE_ID_CP_ME: hdr = (struct common_firmware_header *)adev->gfx.me_fw->data; amdgpu_ucode_print_gfx_hdr(hdr); break; case AMDGPU_UCODE_ID_CP_MEC1: hdr = (struct common_firmware_header *)adev->gfx.mec_fw->data; amdgpu_ucode_print_gfx_hdr(hdr); break; case AMDGPU_UCODE_ID_RLC_G: hdr = (struct common_firmware_header *)adev->gfx.rlc_fw->data; amdgpu_ucode_print_rlc_hdr(hdr); break; case AMDGPU_UCODE_ID_SMC: hdr = (struct common_firmware_header *)adev->pm.fw->data; amdgpu_ucode_print_smc_hdr(hdr); break; default: break; } } static int psp_prep_load_ip_fw_cmd_buf(struct amdgpu_firmware_info *ucode, struct psp_gfx_cmd_resp *cmd) { int ret; uint64_t fw_mem_mc_addr = ucode->mc_addr; memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp)); cmd->cmd_id = GFX_CMD_ID_LOAD_IP_FW; cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = lower_32_bits(fw_mem_mc_addr); cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = upper_32_bits(fw_mem_mc_addr); cmd->cmd.cmd_load_ip_fw.fw_size = ucode->ucode_size; ret = psp_get_fw_type(ucode, &cmd->cmd.cmd_load_ip_fw.fw_type); if (ret) DRM_ERROR("Unknown firmware type\n"); return ret; } static int psp_execute_np_fw_load(struct psp_context *psp, struct amdgpu_firmware_info *ucode) { int ret = 0; ret = psp_prep_load_ip_fw_cmd_buf(ucode, psp->cmd); if (ret) return ret; ret = psp_cmd_submit_buf(psp, ucode, psp->cmd, psp->fence_buf_mc_addr); return ret; } static int psp_load_smu_fw(struct psp_context *psp) { int ret; struct amdgpu_device* adev = psp->adev; struct amdgpu_firmware_info *ucode = &adev->firmware.ucode[AMDGPU_UCODE_ID_SMC]; if (!ucode->fw || amdgpu_sriov_vf(psp->adev)) return 0; if (adev->in_gpu_reset) { ret = amdgpu_dpm_set_mp1_state(adev, PP_MP1_STATE_UNLOAD); if (ret) { DRM_WARN("Failed to set MP1 state prepare for reload\n"); } } ret = psp_execute_np_fw_load(psp, ucode); if (ret) DRM_ERROR("PSP load smu failed!\n"); return ret; } static bool fw_load_skip_check(struct psp_context *psp, struct amdgpu_firmware_info *ucode) { if (!ucode->fw) return true; if (ucode->ucode_id == AMDGPU_UCODE_ID_SMC && (psp_smu_reload_quirk(psp) || psp->autoload_supported || psp->pmfw_centralized_cstate_management)) return true; if (amdgpu_sriov_vf(psp->adev) && (ucode->ucode_id == AMDGPU_UCODE_ID_SDMA0 || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA1 || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA2 || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA3 || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA4 || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA5 || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA6 || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA7 || ucode->ucode_id == AMDGPU_UCODE_ID_RLC_G || ucode->ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL || ucode->ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM || ucode->ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM || ucode->ucode_id == AMDGPU_UCODE_ID_SMC)) /*skip ucode loading in SRIOV VF */ return true; if (psp->autoload_supported && (ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC1_JT || ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC2_JT)) /* skip mec JT when autoload is enabled */ return true; return false; } static int psp_np_fw_load(struct psp_context *psp) { int i, ret; struct amdgpu_firmware_info *ucode; struct amdgpu_device* adev = psp->adev; if (psp->autoload_supported && !psp->pmfw_centralized_cstate_management) { ret = psp_load_smu_fw(psp); if (ret) return ret; } for (i = 0; i < adev->firmware.max_ucodes; i++) { ucode = &adev->firmware.ucode[i]; if (ucode->ucode_id == AMDGPU_UCODE_ID_SMC && !fw_load_skip_check(psp, ucode)) { ret = psp_load_smu_fw(psp); if (ret) return ret; continue; } if (fw_load_skip_check(psp, ucode)) continue; psp_print_fw_hdr(psp, ucode); ret = psp_execute_np_fw_load(psp, ucode); if (ret) return ret; /* Start rlc autoload after psp recieved all the gfx firmware */ if (psp->autoload_supported && ucode->ucode_id == (amdgpu_sriov_vf(adev) ? AMDGPU_UCODE_ID_CP_MEC2 : AMDGPU_UCODE_ID_RLC_G)) { ret = psp_rlc_autoload(psp); if (ret) { DRM_ERROR("Failed to start rlc autoload\n"); return ret; } } } return 0; } static int psp_load_fw(struct amdgpu_device *adev) { int ret; struct psp_context *psp = &adev->psp; if (amdgpu_sriov_vf(adev) && adev->in_gpu_reset) { psp_ring_stop(psp, PSP_RING_TYPE__KM); /* should not destroy ring, only stop */ goto skip_memalloc; } psp->cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); if (!psp->cmd) return -ENOMEM; ret = amdgpu_bo_create_kernel(adev, PSP_1_MEG, PSP_1_MEG, AMDGPU_GEM_DOMAIN_GTT, &psp->fw_pri_bo, &psp->fw_pri_mc_addr, &psp->fw_pri_buf); if (ret) goto failed; ret = amdgpu_bo_create_kernel(adev, PSP_FENCE_BUFFER_SIZE, PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM, &psp->fence_buf_bo, &psp->fence_buf_mc_addr, &psp->fence_buf); if (ret) goto failed; ret = amdgpu_bo_create_kernel(adev, PSP_CMD_BUFFER_SIZE, PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM, &psp->cmd_buf_bo, &psp->cmd_buf_mc_addr, (void **)&psp->cmd_buf_mem); if (ret) goto failed; memset(psp->fence_buf, 0, PSP_FENCE_BUFFER_SIZE); ret = psp_ring_init(psp, PSP_RING_TYPE__KM); if (ret) { DRM_ERROR("PSP ring init failed!\n"); goto failed; } skip_memalloc: ret = psp_hw_start(psp); if (ret) goto failed; ret = psp_np_fw_load(psp); if (ret) goto failed; ret = psp_asd_load(psp); if (ret) { DRM_ERROR("PSP load asd failed!\n"); return ret; } if (psp->adev->psp.ta_fw) { ret = psp_ras_initialize(psp); if (ret) dev_err(psp->adev->dev, "RAS: Failed to initialize RAS\n"); ret = psp_hdcp_initialize(psp); if (ret) dev_err(psp->adev->dev, "HDCP: Failed to initialize HDCP\n"); ret = psp_dtm_initialize(psp); if (ret) dev_err(psp->adev->dev, "DTM: Failed to initialize DTM\n"); } return 0; failed: /* * all cleanup jobs (xgmi terminate, ras terminate, * ring destroy, cmd/fence/fw buffers destory, * psp->cmd destory) are delayed to psp_hw_fini */ return ret; } static int psp_hw_init(void *handle) { int ret; struct amdgpu_device *adev = (struct amdgpu_device *)handle; mutex_lock(&adev->firmware.mutex); /* * This sequence is just used on hw_init only once, no need on * resume. */ ret = amdgpu_ucode_init_bo(adev); if (ret) goto failed; ret = psp_load_fw(adev); if (ret) { DRM_ERROR("PSP firmware loading failed\n"); goto failed; } mutex_unlock(&adev->firmware.mutex); return 0; failed: adev->firmware.load_type = AMDGPU_FW_LOAD_DIRECT; mutex_unlock(&adev->firmware.mutex); return -EINVAL; } static int psp_hw_fini(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; struct psp_context *psp = &adev->psp; void *tmr_buf; void **pptr; if (psp->adev->psp.ta_fw) { psp_ras_terminate(psp); psp_dtm_terminate(psp); psp_hdcp_terminate(psp); } psp_asd_unload(psp); psp_ring_destroy(psp, PSP_RING_TYPE__KM); pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL; amdgpu_bo_free_kernel(&psp->tmr_bo, &psp->tmr_mc_addr, pptr); amdgpu_bo_free_kernel(&psp->fw_pri_bo, &psp->fw_pri_mc_addr, &psp->fw_pri_buf); amdgpu_bo_free_kernel(&psp->fence_buf_bo, &psp->fence_buf_mc_addr, &psp->fence_buf); amdgpu_bo_free_kernel(&psp->cmd_buf_bo, &psp->cmd_buf_mc_addr, (void **)&psp->cmd_buf_mem); kfree(psp->cmd); psp->cmd = NULL; return 0; } static int psp_suspend(void *handle) { int ret; struct amdgpu_device *adev = (struct amdgpu_device *)handle; struct psp_context *psp = &adev->psp; if (adev->gmc.xgmi.num_physical_nodes > 1 && psp->xgmi_context.initialized == 1) { ret = psp_xgmi_terminate(psp); if (ret) { DRM_ERROR("Failed to terminate xgmi ta\n"); return ret; } } if (psp->adev->psp.ta_fw) { ret = psp_ras_terminate(psp); if (ret) { DRM_ERROR("Failed to terminate ras ta\n"); return ret; } ret = psp_hdcp_terminate(psp); if (ret) { DRM_ERROR("Failed to terminate hdcp ta\n"); return ret; } ret = psp_dtm_terminate(psp); if (ret) { DRM_ERROR("Failed to terminate dtm ta\n"); return ret; } } ret = psp_ring_stop(psp, PSP_RING_TYPE__KM); if (ret) { DRM_ERROR("PSP ring stop failed\n"); return ret; } return 0; } static int psp_resume(void *handle) { int ret; struct amdgpu_device *adev = (struct amdgpu_device *)handle; struct psp_context *psp = &adev->psp; DRM_INFO("PSP is resuming...\n"); ret = psp_mem_training(psp, PSP_MEM_TRAIN_RESUME); if (ret) { DRM_ERROR("Failed to process memory training!\n"); return ret; } mutex_lock(&adev->firmware.mutex); ret = psp_hw_start(psp); if (ret) goto failed; ret = psp_np_fw_load(psp); if (ret) goto failed; ret = psp_asd_load(psp); if (ret) { DRM_ERROR("PSP load asd failed!\n"); goto failed; } if (adev->gmc.xgmi.num_physical_nodes > 1) { ret = psp_xgmi_initialize(psp); /* Warning the XGMI seesion initialize failure * Instead of stop driver initialization */ if (ret) dev_err(psp->adev->dev, "XGMI: Failed to initialize XGMI session\n"); } if (psp->adev->psp.ta_fw) { ret = psp_ras_initialize(psp); if (ret) dev_err(psp->adev->dev, "RAS: Failed to initialize RAS\n"); ret = psp_hdcp_initialize(psp); if (ret) dev_err(psp->adev->dev, "HDCP: Failed to initialize HDCP\n"); ret = psp_dtm_initialize(psp); if (ret) dev_err(psp->adev->dev, "DTM: Failed to initialize DTM\n"); } mutex_unlock(&adev->firmware.mutex); return 0; failed: DRM_ERROR("PSP resume failed\n"); mutex_unlock(&adev->firmware.mutex); return ret; } int psp_gpu_reset(struct amdgpu_device *adev) { int ret; if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) return 0; mutex_lock(&adev->psp.mutex); ret = psp_mode1_reset(&adev->psp); mutex_unlock(&adev->psp.mutex); return ret; } int psp_rlc_autoload_start(struct psp_context *psp) { int ret; struct psp_gfx_cmd_resp *cmd; cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); if (!cmd) return -ENOMEM; cmd->cmd_id = GFX_CMD_ID_AUTOLOAD_RLC; ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); kfree(cmd); return ret; } int psp_update_vcn_sram(struct amdgpu_device *adev, int inst_idx, uint64_t cmd_gpu_addr, int cmd_size) { struct amdgpu_firmware_info ucode = {0}; ucode.ucode_id = inst_idx ? AMDGPU_UCODE_ID_VCN1_RAM : AMDGPU_UCODE_ID_VCN0_RAM; ucode.mc_addr = cmd_gpu_addr; ucode.ucode_size = cmd_size; return psp_execute_np_fw_load(&adev->psp, &ucode); } int psp_ring_cmd_submit(struct psp_context *psp, uint64_t cmd_buf_mc_addr, uint64_t fence_mc_addr, int index) { unsigned int psp_write_ptr_reg = 0; struct psp_gfx_rb_frame *write_frame; struct psp_ring *ring = &psp->km_ring; struct psp_gfx_rb_frame *ring_buffer_start = ring->ring_mem; struct psp_gfx_rb_frame *ring_buffer_end = ring_buffer_start + ring->ring_size / sizeof(struct psp_gfx_rb_frame) - 1; struct amdgpu_device *adev = psp->adev; uint32_t ring_size_dw = ring->ring_size / 4; uint32_t rb_frame_size_dw = sizeof(struct psp_gfx_rb_frame) / 4; /* KM (GPCOM) prepare write pointer */ psp_write_ptr_reg = psp_ring_get_wptr(psp); /* Update KM RB frame pointer to new frame */ /* write_frame ptr increments by size of rb_frame in bytes */ /* psp_write_ptr_reg increments by size of rb_frame in DWORDs */ if ((psp_write_ptr_reg % ring_size_dw) == 0) write_frame = ring_buffer_start; else write_frame = ring_buffer_start + (psp_write_ptr_reg / rb_frame_size_dw); /* Check invalid write_frame ptr address */ if ((write_frame < ring_buffer_start) || (ring_buffer_end < write_frame)) { DRM_ERROR("ring_buffer_start = %p; ring_buffer_end = %p; write_frame = %p\n", ring_buffer_start, ring_buffer_end, write_frame); DRM_ERROR("write_frame is pointing to address out of bounds\n"); return -EINVAL; } /* Initialize KM RB frame */ memset(write_frame, 0, sizeof(struct psp_gfx_rb_frame)); /* Update KM RB frame */ write_frame->cmd_buf_addr_hi = upper_32_bits(cmd_buf_mc_addr); write_frame->cmd_buf_addr_lo = lower_32_bits(cmd_buf_mc_addr); write_frame->fence_addr_hi = upper_32_bits(fence_mc_addr); write_frame->fence_addr_lo = lower_32_bits(fence_mc_addr); write_frame->fence_value = index; amdgpu_asic_flush_hdp(adev, NULL); /* Update the write Pointer in DWORDs */ psp_write_ptr_reg = (psp_write_ptr_reg + rb_frame_size_dw) % ring_size_dw; psp_ring_set_wptr(psp, psp_write_ptr_reg); return 0; } int psp_init_asd_microcode(struct psp_context *psp, const char *chip_name) { struct amdgpu_device *adev = psp->adev; char fw_name[30]; const struct psp_firmware_header_v1_0 *asd_hdr; int err = 0; if (!chip_name) { dev_err(adev->dev, "invalid chip name for asd microcode\n"); return -EINVAL; } snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_asd.bin", chip_name); err = request_firmware(&adev->psp.asd_fw, fw_name, adev->dev); if (err) goto out; err = amdgpu_ucode_validate(adev->psp.asd_fw); if (err) goto out; asd_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.asd_fw->data; adev->psp.asd_fw_version = le32_to_cpu(asd_hdr->header.ucode_version); adev->psp.asd_feature_version = le32_to_cpu(asd_hdr->ucode_feature_version); adev->psp.asd_ucode_size = le32_to_cpu(asd_hdr->header.ucode_size_bytes); adev->psp.asd_start_addr = (uint8_t *)asd_hdr + le32_to_cpu(asd_hdr->header.ucode_array_offset_bytes); return 0; out: dev_err(adev->dev, "fail to initialize asd microcode\n"); release_firmware(adev->psp.asd_fw); adev->psp.asd_fw = NULL; return err; } int psp_init_sos_microcode(struct psp_context *psp, const char *chip_name) { struct amdgpu_device *adev = psp->adev; char fw_name[30]; const struct psp_firmware_header_v1_0 *sos_hdr; const struct psp_firmware_header_v1_1 *sos_hdr_v1_1; const struct psp_firmware_header_v1_2 *sos_hdr_v1_2; int err = 0; if (!chip_name) { dev_err(adev->dev, "invalid chip name for sos microcode\n"); return -EINVAL; } snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_sos.bin", chip_name); err = request_firmware(&adev->psp.sos_fw, fw_name, adev->dev); if (err) goto out; err = amdgpu_ucode_validate(adev->psp.sos_fw); if (err) goto out; sos_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.sos_fw->data; amdgpu_ucode_print_psp_hdr(&sos_hdr->header); switch (sos_hdr->header.header_version_major) { case 1: adev->psp.sos_fw_version = le32_to_cpu(sos_hdr->header.ucode_version); adev->psp.sos_feature_version = le32_to_cpu(sos_hdr->ucode_feature_version); adev->psp.sos_bin_size = le32_to_cpu(sos_hdr->sos_size_bytes); adev->psp.sys_bin_size = le32_to_cpu(sos_hdr->sos_offset_bytes); adev->psp.sys_start_addr = (uint8_t *)sos_hdr + le32_to_cpu(sos_hdr->header.ucode_array_offset_bytes); adev->psp.sos_start_addr = (uint8_t *)adev->psp.sys_start_addr + le32_to_cpu(sos_hdr->sos_offset_bytes); if (sos_hdr->header.header_version_minor == 1) { sos_hdr_v1_1 = (const struct psp_firmware_header_v1_1 *)adev->psp.sos_fw->data; adev->psp.toc_bin_size = le32_to_cpu(sos_hdr_v1_1->toc_size_bytes); adev->psp.toc_start_addr = (uint8_t *)adev->psp.sys_start_addr + le32_to_cpu(sos_hdr_v1_1->toc_offset_bytes); adev->psp.kdb_bin_size = le32_to_cpu(sos_hdr_v1_1->kdb_size_bytes); adev->psp.kdb_start_addr = (uint8_t *)adev->psp.sys_start_addr + le32_to_cpu(sos_hdr_v1_1->kdb_offset_bytes); } if (sos_hdr->header.header_version_minor == 2) { sos_hdr_v1_2 = (const struct psp_firmware_header_v1_2 *)adev->psp.sos_fw->data; adev->psp.kdb_bin_size = le32_to_cpu(sos_hdr_v1_2->kdb_size_bytes); adev->psp.kdb_start_addr = (uint8_t *)adev->psp.sys_start_addr + le32_to_cpu(sos_hdr_v1_2->kdb_offset_bytes); } break; default: dev_err(adev->dev, "unsupported psp sos firmware\n"); err = -EINVAL; goto out; } return 0; out: dev_err(adev->dev, "failed to init sos firmware\n"); release_firmware(adev->psp.sos_fw); adev->psp.sos_fw = NULL; return err; } static int psp_set_clockgating_state(void *handle, enum amd_clockgating_state state) { return 0; } static int psp_set_powergating_state(void *handle, enum amd_powergating_state state) { return 0; } static ssize_t psp_usbc_pd_fw_sysfs_read(struct device *dev, struct device_attribute *attr, char *buf) { struct drm_device *ddev = dev_get_drvdata(dev); struct amdgpu_device *adev = ddev->dev_private; uint32_t fw_ver; int ret; if (!adev->ip_blocks[AMD_IP_BLOCK_TYPE_PSP].status.late_initialized) { DRM_INFO("PSP block is not ready yet."); return -EBUSY; } mutex_lock(&adev->psp.mutex); ret = psp_read_usbc_pd_fw(&adev->psp, &fw_ver); mutex_unlock(&adev->psp.mutex); if (ret) { DRM_ERROR("Failed to read USBC PD FW, err = %d", ret); return ret; } return snprintf(buf, PAGE_SIZE, "%x\n", fw_ver); } static ssize_t psp_usbc_pd_fw_sysfs_write(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct drm_device *ddev = dev_get_drvdata(dev); struct amdgpu_device *adev = ddev->dev_private; void *cpu_addr; dma_addr_t dma_addr; int ret; char fw_name[100]; const struct firmware *usbc_pd_fw; if (!adev->ip_blocks[AMD_IP_BLOCK_TYPE_PSP].status.late_initialized) { DRM_INFO("PSP block is not ready yet."); return -EBUSY; } snprintf(fw_name, sizeof(fw_name), "amdgpu/%s", buf); ret = request_firmware(&usbc_pd_fw, fw_name, adev->dev); if (ret) goto fail; /* We need contiguous physical mem to place the FW for psp to access */ cpu_addr = dma_alloc_coherent(adev->dev, usbc_pd_fw->size, &dma_addr, GFP_KERNEL); ret = dma_mapping_error(adev->dev, dma_addr); if (ret) goto rel_buf; memcpy_toio(cpu_addr, usbc_pd_fw->data, usbc_pd_fw->size); /* * x86 specific workaround. * Without it the buffer is invisible in PSP. * * TODO Remove once PSP starts snooping CPU cache */ #ifdef CONFIG_X86 clflush_cache_range(cpu_addr, (usbc_pd_fw->size & ~(L1_CACHE_BYTES - 1))); #endif mutex_lock(&adev->psp.mutex); ret = psp_load_usbc_pd_fw(&adev->psp, dma_addr); mutex_unlock(&adev->psp.mutex); rel_buf: dma_free_coherent(adev->dev, usbc_pd_fw->size, cpu_addr, dma_addr); release_firmware(usbc_pd_fw); fail: if (ret) { DRM_ERROR("Failed to load USBC PD FW, err = %d", ret); return ret; } return count; } static DEVICE_ATTR(usbc_pd_fw, S_IRUGO | S_IWUSR, psp_usbc_pd_fw_sysfs_read, psp_usbc_pd_fw_sysfs_write); const struct amd_ip_funcs psp_ip_funcs = { .name = "psp", .early_init = psp_early_init, .late_init = NULL, .sw_init = psp_sw_init, .sw_fini = psp_sw_fini, .hw_init = psp_hw_init, .hw_fini = psp_hw_fini, .suspend = psp_suspend, .resume = psp_resume, .is_idle = NULL, .check_soft_reset = NULL, .wait_for_idle = NULL, .soft_reset = NULL, .set_clockgating_state = psp_set_clockgating_state, .set_powergating_state = psp_set_powergating_state, }; static int psp_sysfs_init(struct amdgpu_device *adev) { int ret = device_create_file(adev->dev, &dev_attr_usbc_pd_fw); if (ret) DRM_ERROR("Failed to create USBC PD FW control file!"); return ret; } static void psp_sysfs_fini(struct amdgpu_device *adev) { device_remove_file(adev->dev, &dev_attr_usbc_pd_fw); } const struct amdgpu_ip_block_version psp_v3_1_ip_block = { .type = AMD_IP_BLOCK_TYPE_PSP, .major = 3, .minor = 1, .rev = 0, .funcs = &psp_ip_funcs, }; const struct amdgpu_ip_block_version psp_v10_0_ip_block = { .type = AMD_IP_BLOCK_TYPE_PSP, .major = 10, .minor = 0, .rev = 0, .funcs = &psp_ip_funcs, }; const struct amdgpu_ip_block_version psp_v11_0_ip_block = { .type = AMD_IP_BLOCK_TYPE_PSP, .major = 11, .minor = 0, .rev = 0, .funcs = &psp_ip_funcs, }; const struct amdgpu_ip_block_version psp_v12_0_ip_block = { .type = AMD_IP_BLOCK_TYPE_PSP, .major = 12, .minor = 0, .rev = 0, .funcs = &psp_ip_funcs, };