/* * Copyright 2019 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. */ #include #include #include "amdgpu.h" #include "amdgpu_psp.h" #include "amdgpu_ucode.h" #include "soc15_common.h" #include "psp_v12_0.h" #include "mp/mp_12_0_0_offset.h" #include "mp/mp_12_0_0_sh_mask.h" #include "gc/gc_9_0_offset.h" #include "sdma0/sdma0_4_0_offset.h" #include "nbio/nbio_7_4_offset.h" #include "oss/osssys_4_0_offset.h" #include "oss/osssys_4_0_sh_mask.h" MODULE_FIRMWARE("amdgpu/renoir_asd.bin"); MODULE_FIRMWARE("amdgpu/renoir_ta.bin"); MODULE_FIRMWARE("amdgpu/green_sardine_asd.bin"); MODULE_FIRMWARE("amdgpu/green_sardine_ta.bin"); /* address block */ #define smnMP1_FIRMWARE_FLAGS 0x3010024 static int psp_v12_0_init_microcode(struct psp_context *psp) { struct amdgpu_device *adev = psp->adev; const char *chip_name; char fw_name[30]; int err = 0; const struct ta_firmware_header_v1_0 *ta_hdr; DRM_DEBUG("\n"); switch (adev->asic_type) { case CHIP_RENOIR: if (adev->apu_flags & AMD_APU_IS_RENOIR) chip_name = "renoir"; else chip_name = "green_sardine"; break; default: BUG(); } err = psp_init_asd_microcode(psp, chip_name); if (err) return err; snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_ta.bin", chip_name); err = request_firmware(&adev->psp.ta_fw, fw_name, adev->dev); if (err) { release_firmware(adev->psp.ta_fw); adev->psp.ta_fw = NULL; dev_info(adev->dev, "psp v12.0: Failed to load firmware \"%s\"\n", fw_name); } else { err = amdgpu_ucode_validate(adev->psp.ta_fw); if (err) goto out; ta_hdr = (const struct ta_firmware_header_v1_0 *) adev->psp.ta_fw->data; adev->psp.ta_hdcp_ucode_version = le32_to_cpu(ta_hdr->ta_hdcp_ucode_version); adev->psp.ta_hdcp_ucode_size = le32_to_cpu(ta_hdr->ta_hdcp_size_bytes); adev->psp.ta_hdcp_start_addr = (uint8_t *)ta_hdr + le32_to_cpu(ta_hdr->header.ucode_array_offset_bytes); adev->psp.ta_fw_version = le32_to_cpu(ta_hdr->header.ucode_version); adev->psp.ta_dtm_ucode_version = le32_to_cpu(ta_hdr->ta_dtm_ucode_version); adev->psp.ta_dtm_ucode_size = le32_to_cpu(ta_hdr->ta_dtm_size_bytes); adev->psp.ta_dtm_start_addr = (uint8_t *)adev->psp.ta_hdcp_start_addr + le32_to_cpu(ta_hdr->ta_dtm_offset_bytes); } return 0; out: release_firmware(adev->psp.ta_fw); adev->psp.ta_fw = NULL; if (err) { dev_err(adev->dev, "psp v12.0: Failed to load firmware \"%s\"\n", fw_name); } return err; } static int psp_v12_0_bootloader_load_sysdrv(struct psp_context *psp) { int ret; uint32_t psp_gfxdrv_command_reg = 0; struct amdgpu_device *adev = psp->adev; uint32_t sol_reg; /* Check sOS sign of life register to confirm sys driver and sOS * are already been loaded. */ sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81); if (sol_reg) return 0; /* Wait for bootloader to signify that is ready having bit 31 of C2PMSG_35 set to 1 */ ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35), 0x80000000, 0x80000000, false); if (ret) return ret; memset(psp->fw_pri_buf, 0, PSP_1_MEG); /* Copy PSP System Driver binary to memory */ memcpy(psp->fw_pri_buf, psp->sys_start_addr, psp->sys_bin_size); /* Provide the sys driver to bootloader */ WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_36, (uint32_t)(psp->fw_pri_mc_addr >> 20)); psp_gfxdrv_command_reg = 1 << 16; WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_35, psp_gfxdrv_command_reg); /* there might be handshake issue with hardware which needs delay */ mdelay(20); ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35), 0x80000000, 0x80000000, false); return ret; } static int psp_v12_0_bootloader_load_sos(struct psp_context *psp) { int ret; unsigned int psp_gfxdrv_command_reg = 0; struct amdgpu_device *adev = psp->adev; uint32_t sol_reg; /* Check sOS sign of life register to confirm sys driver and sOS * are already been loaded. */ sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81); if (sol_reg) return 0; /* Wait for bootloader to signify that is ready having bit 31 of C2PMSG_35 set to 1 */ ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35), 0x80000000, 0x80000000, false); if (ret) return ret; memset(psp->fw_pri_buf, 0, PSP_1_MEG); /* Copy Secure OS binary to PSP memory */ memcpy(psp->fw_pri_buf, psp->sos_start_addr, psp->sos_bin_size); /* Provide the PSP secure OS to bootloader */ WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_36, (uint32_t)(psp->fw_pri_mc_addr >> 20)); psp_gfxdrv_command_reg = 2 << 16; WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_35, psp_gfxdrv_command_reg); /* there might be handshake issue with hardware which needs delay */ mdelay(20); ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_81), RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81), 0, true); return ret; } static void psp_v12_0_reroute_ih(struct psp_context *psp) { struct amdgpu_device *adev = psp->adev; uint32_t tmp; /* Change IH ring for VMC */ tmp = REG_SET_FIELD(0, IH_CLIENT_CFG_DATA, CREDIT_RETURN_ADDR, 0x1244b); tmp = REG_SET_FIELD(tmp, IH_CLIENT_CFG_DATA, CLIENT_TYPE, 1); tmp = REG_SET_FIELD(tmp, IH_CLIENT_CFG_DATA, RING_ID, 1); WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_69, 3); WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_70, tmp); WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, GFX_CTRL_CMD_ID_GBR_IH_SET); mdelay(20); psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64), 0x80000000, 0x8000FFFF, false); /* Change IH ring for UMC */ tmp = REG_SET_FIELD(0, IH_CLIENT_CFG_DATA, CREDIT_RETURN_ADDR, 0x1216b); tmp = REG_SET_FIELD(tmp, IH_CLIENT_CFG_DATA, RING_ID, 1); WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_69, 4); WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_70, tmp); WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, GFX_CTRL_CMD_ID_GBR_IH_SET); mdelay(20); psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64), 0x80000000, 0x8000FFFF, false); } static int psp_v12_0_ring_init(struct psp_context *psp, enum psp_ring_type ring_type) { int ret = 0; struct psp_ring *ring; struct amdgpu_device *adev = psp->adev; psp_v12_0_reroute_ih(psp); ring = &psp->km_ring; ring->ring_type = ring_type; /* allocate 4k Page of Local Frame Buffer memory for ring */ ring->ring_size = 0x1000; ret = amdgpu_bo_create_kernel(adev, ring->ring_size, PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM, &adev->firmware.rbuf, &ring->ring_mem_mc_addr, (void **)&ring->ring_mem); if (ret) { ring->ring_size = 0; return ret; } return 0; } static int psp_v12_0_ring_create(struct psp_context *psp, enum psp_ring_type ring_type) { int ret = 0; unsigned int psp_ring_reg = 0; struct psp_ring *ring = &psp->km_ring; struct amdgpu_device *adev = psp->adev; if (amdgpu_sriov_vf(psp->adev)) { /* Write low address of the ring to C2PMSG_102 */ psp_ring_reg = lower_32_bits(ring->ring_mem_mc_addr); WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_102, psp_ring_reg); /* Write high address of the ring to C2PMSG_103 */ psp_ring_reg = upper_32_bits(ring->ring_mem_mc_addr); WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_103, psp_ring_reg); /* Write the ring initialization command to C2PMSG_101 */ WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_101, GFX_CTRL_CMD_ID_INIT_GPCOM_RING); /* there might be handshake issue with hardware which needs delay */ mdelay(20); /* Wait for response flag (bit 31) in C2PMSG_101 */ ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_101), 0x80000000, 0x8000FFFF, false); } else { /* Write low address of the ring to C2PMSG_69 */ psp_ring_reg = lower_32_bits(ring->ring_mem_mc_addr); WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_69, psp_ring_reg); /* Write high address of the ring to C2PMSG_70 */ psp_ring_reg = upper_32_bits(ring->ring_mem_mc_addr); WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_70, psp_ring_reg); /* Write size of ring to C2PMSG_71 */ psp_ring_reg = ring->ring_size; WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_71, psp_ring_reg); /* Write the ring initialization command to C2PMSG_64 */ psp_ring_reg = ring_type; psp_ring_reg = psp_ring_reg << 16; WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, psp_ring_reg); /* there might be handshake issue with hardware which needs delay */ mdelay(20); /* Wait for response flag (bit 31) in C2PMSG_64 */ ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64), 0x80000000, 0x8000FFFF, false); } return ret; } static int psp_v12_0_ring_stop(struct psp_context *psp, enum psp_ring_type ring_type) { int ret = 0; struct amdgpu_device *adev = psp->adev; /* Write the ring destroy command*/ if (amdgpu_sriov_vf(adev)) WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_101, GFX_CTRL_CMD_ID_DESTROY_GPCOM_RING); else WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, GFX_CTRL_CMD_ID_DESTROY_RINGS); /* there might be handshake issue with hardware which needs delay */ mdelay(20); /* Wait for response flag (bit 31) */ if (amdgpu_sriov_vf(adev)) ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_101), 0x80000000, 0x80000000, false); else ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64), 0x80000000, 0x80000000, false); return ret; } static int psp_v12_0_ring_destroy(struct psp_context *psp, enum psp_ring_type ring_type) { int ret = 0; struct psp_ring *ring = &psp->km_ring; struct amdgpu_device *adev = psp->adev; ret = psp_v12_0_ring_stop(psp, ring_type); if (ret) DRM_ERROR("Fail to stop psp ring\n"); amdgpu_bo_free_kernel(&adev->firmware.rbuf, &ring->ring_mem_mc_addr, (void **)&ring->ring_mem); return ret; } static int psp_v12_0_mode1_reset(struct psp_context *psp) { int ret; uint32_t offset; struct amdgpu_device *adev = psp->adev; offset = SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64); ret = psp_wait_for(psp, offset, 0x80000000, 0x8000FFFF, false); if (ret) { DRM_INFO("psp is not working correctly before mode1 reset!\n"); return -EINVAL; } /*send the mode 1 reset command*/ WREG32(offset, GFX_CTRL_CMD_ID_MODE1_RST); msleep(500); offset = SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_33); ret = psp_wait_for(psp, offset, 0x80000000, 0x80000000, false); if (ret) { DRM_INFO("psp mode 1 reset failed!\n"); return -EINVAL; } DRM_INFO("psp mode1 reset succeed \n"); return 0; } static uint32_t psp_v12_0_ring_get_wptr(struct psp_context *psp) { uint32_t data; struct amdgpu_device *adev = psp->adev; if (amdgpu_sriov_vf(adev)) data = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_102); else data = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_67); return data; } static void psp_v12_0_ring_set_wptr(struct psp_context *psp, uint32_t value) { struct amdgpu_device *adev = psp->adev; if (amdgpu_sriov_vf(adev)) { WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_102, value); WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_101, GFX_CTRL_CMD_ID_CONSUME_CMD); } else WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_67, value); } static const struct psp_funcs psp_v12_0_funcs = { .init_microcode = psp_v12_0_init_microcode, .bootloader_load_sysdrv = psp_v12_0_bootloader_load_sysdrv, .bootloader_load_sos = psp_v12_0_bootloader_load_sos, .ring_init = psp_v12_0_ring_init, .ring_create = psp_v12_0_ring_create, .ring_stop = psp_v12_0_ring_stop, .ring_destroy = psp_v12_0_ring_destroy, .mode1_reset = psp_v12_0_mode1_reset, .ring_get_wptr = psp_v12_0_ring_get_wptr, .ring_set_wptr = psp_v12_0_ring_set_wptr, }; void psp_v12_0_set_psp_funcs(struct psp_context *psp) { psp->funcs = &psp_v12_0_funcs; }