diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h | 516 |
1 files changed, 516 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h b/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h new file mode 100644 index 000000000000..3cdb1e0eca37 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h @@ -0,0 +1,516 @@ +/* + * Copyright (c) 2018-2021 Advanced Micro Devices, Inc. All rights reserved. + * + * 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 + * AUTHORS OR COPYRIGHT HOLDERS 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. + */ + +#ifndef AMDGV_SRIOV_MSG__H_ +#define AMDGV_SRIOV_MSG__H_ + +#define AMD_SRIOV_MSG_SIZE_KB 1 + +/* + * layout v1 + * 0 64KB 65KB 66KB 68KB 132KB + * | VBIOS | PF2VF | VF2PF | Bad Page | RAS Telemetry Region | ... + * | 64KB | 1KB | 1KB | 2KB | 64KB | ... + */ + +/* + * layout v2 (offsets are dynamically allocated and the offsets below are examples) + * 0 1KB 64KB 65KB 66KB 68KB 132KB + * | INITD_H | VBIOS | PF2VF | VF2PF | Bad Page | RAS Telemetry Region | ... + * | 1KB | 64KB | 1KB | 1KB | 2KB | 64KB | ... + * + * Note: PF2VF + VF2PF + Bad Page = DataExchange region (allocated contiguously) + */ + +/* v1 layout sizes */ +#define AMD_SRIOV_MSG_VBIOS_SIZE_KB_V1 64 +#define AMD_SRIOV_MSG_PF2VF_SIZE_KB_V1 1 +#define AMD_SRIOV_MSG_VF2PF_SIZE_KB_V1 1 +#define AMD_SRIOV_MSG_BAD_PAGE_SIZE_KB_V1 2 +#define AMD_SRIOV_MSG_RAS_TELEMETRY_SIZE_KB_V1 64 +#define AMD_SRIOV_MSG_DATAEXCHANGE_SIZE_KB_V1 \ + (AMD_SRIOV_MSG_PF2VF_SIZE_KB_V1 + AMD_SRIOV_MSG_VF2PF_SIZE_KB_V1 + \ + AMD_SRIOV_MSG_BAD_PAGE_SIZE_KB_V1) + +/* v1 offsets */ +#define AMD_SRIOV_MSG_VBIOS_OFFSET_V1 0 +#define AMD_SRIOV_MSG_DATAEXCHANGE_OFFSET_KB_V1 AMD_SRIOV_MSG_VBIOS_SIZE_KB_V1 +#define AMD_SRIOV_MSG_TMR_OFFSET_KB 2048 +#define AMD_SRIOV_MSG_PF2VF_OFFSET_KB_V1 AMD_SRIOV_MSG_DATAEXCHANGE_OFFSET_KB_V1 +#define AMD_SRIOV_MSG_VF2PF_OFFSET_KB_V1 \ + (AMD_SRIOV_MSG_PF2VF_OFFSET_KB_V1 + AMD_SRIOV_MSG_SIZE_KB) +#define AMD_SRIOV_MSG_BAD_PAGE_OFFSET_KB_V1 \ + (AMD_SRIOV_MSG_VF2PF_OFFSET_KB_V1 + AMD_SRIOV_MSG_SIZE_KB) +#define AMD_SRIOV_MSG_RAS_TELEMETRY_OFFSET_KB_V1 \ + (AMD_SRIOV_MSG_BAD_PAGE_OFFSET_KB_V1 + AMD_SRIOV_MSG_BAD_PAGE_SIZE_KB_V1) +#define AMD_SRIOV_MSG_INIT_DATA_TOT_SIZE_KB_V1 \ + (AMD_SRIOV_MSG_VBIOS_SIZE_KB_V1 + AMD_SRIOV_MSG_DATAEXCHANGE_SIZE_KB_V1 + \ + AMD_SRIOV_MSG_RAS_TELEMETRY_SIZE_KB_V1) + +enum amd_sriov_crit_region_version { + GPU_CRIT_REGION_V1 = 1, + GPU_CRIT_REGION_V2 = 2, +}; + +/* v2 layout offset enum (in order of allocation) */ +enum amd_sriov_msg_table_id_enum { + AMD_SRIOV_MSG_IPD_TABLE_ID = 0, + AMD_SRIOV_MSG_VBIOS_IMG_TABLE_ID, + AMD_SRIOV_MSG_RAS_TELEMETRY_TABLE_ID, + AMD_SRIOV_MSG_DATAEXCHANGE_TABLE_ID, + AMD_SRIOV_MSG_BAD_PAGE_INFO_TABLE_ID, + AMD_SRIOV_MSG_INITD_H_TABLE_ID, + AMD_SRIOV_MSG_MAX_TABLE_ID, +}; + +struct amd_sriov_msg_init_data_header { + char signature[4]; /* "INDA" */ + uint32_t version; + uint32_t checksum; + uint32_t initdata_offset; /* 0 */ + uint32_t initdata_size_in_kb; /* 5MB */ + uint32_t valid_tables; + uint32_t vbios_img_offset; + uint32_t vbios_img_size_in_kb; + uint32_t dataexchange_offset; + uint32_t dataexchange_size_in_kb; + uint32_t ras_tele_info_offset; + uint32_t ras_tele_info_size_in_kb; + uint32_t ip_discovery_offset; + uint32_t ip_discovery_size_in_kb; + uint32_t bad_page_info_offset; + uint32_t bad_page_size_in_kb; + uint32_t reserved[8]; +}; + +/* + * PF2VF history log: + * v1 defined in amdgim + * v2 current + * + * VF2PF history log: + * v1 defined in amdgim + * v2 defined in amdgim + * v3 current + */ +#define AMD_SRIOV_MSG_FW_VRAM_PF2VF_VER 2 +#define AMD_SRIOV_MSG_FW_VRAM_VF2PF_VER 3 + +#define AMD_SRIOV_MSG_RESERVE_UCODE 24 + +#define AMD_SRIOV_MSG_RESERVE_VCN_INST 4 + +enum amd_sriov_ucode_engine_id { + AMD_SRIOV_UCODE_ID_VCE = 0, + AMD_SRIOV_UCODE_ID_UVD, + AMD_SRIOV_UCODE_ID_MC, + AMD_SRIOV_UCODE_ID_ME, + AMD_SRIOV_UCODE_ID_PFP, + AMD_SRIOV_UCODE_ID_CE, + AMD_SRIOV_UCODE_ID_RLC, + AMD_SRIOV_UCODE_ID_RLC_SRLC, + AMD_SRIOV_UCODE_ID_RLC_SRLG, + AMD_SRIOV_UCODE_ID_RLC_SRLS, + AMD_SRIOV_UCODE_ID_MEC, + AMD_SRIOV_UCODE_ID_MEC2, + AMD_SRIOV_UCODE_ID_SOS, + AMD_SRIOV_UCODE_ID_ASD, + AMD_SRIOV_UCODE_ID_TA_RAS, + AMD_SRIOV_UCODE_ID_TA_XGMI, + AMD_SRIOV_UCODE_ID_SMC, + AMD_SRIOV_UCODE_ID_SDMA, + AMD_SRIOV_UCODE_ID_SDMA2, + AMD_SRIOV_UCODE_ID_VCN, + AMD_SRIOV_UCODE_ID_DMCU, + AMD_SRIOV_UCODE_ID__MAX +}; + +#pragma pack(push, 1) // PF2VF / VF2PF data areas are byte packed + +union amd_sriov_msg_feature_flags { + struct { + uint32_t error_log_collect : 1; + uint32_t host_load_ucodes : 1; + uint32_t host_flr_vramlost : 1; + uint32_t mm_bw_management : 1; + uint32_t pp_one_vf_mode : 1; + uint32_t reg_indirect_acc : 1; + uint32_t av1_support : 1; + uint32_t vcn_rb_decouple : 1; + uint32_t mes_info_dump_enable : 1; + uint32_t ras_caps : 1; + uint32_t ras_telemetry : 1; + uint32_t ras_cper : 1; + uint32_t xgmi_ta_ext_peer_link : 1; + uint32_t reserved : 19; + } flags; + uint32_t all; +}; + +union amd_sriov_reg_access_flags { + struct { + uint32_t vf_reg_access_ih : 1; + uint32_t vf_reg_access_mmhub : 1; + uint32_t vf_reg_access_gc : 1; + uint32_t vf_reg_access_l1_tlb_cntl : 1; + uint32_t vf_reg_access_sq_config : 1; + uint32_t reserved : 27; + } flags; + uint32_t all; +}; + +union amd_sriov_ras_caps { + struct { + uint64_t block_umc : 1; + uint64_t block_sdma : 1; + uint64_t block_gfx : 1; + uint64_t block_mmhub : 1; + uint64_t block_athub : 1; + uint64_t block_pcie_bif : 1; + uint64_t block_hdp : 1; + uint64_t block_xgmi_wafl : 1; + uint64_t block_df : 1; + uint64_t block_smn : 1; + uint64_t block_sem : 1; + uint64_t block_mp0 : 1; + uint64_t block_mp1 : 1; + uint64_t block_fuse : 1; + uint64_t block_mca : 1; + uint64_t block_vcn : 1; + uint64_t block_jpeg : 1; + uint64_t block_ih : 1; + uint64_t block_mpio : 1; + uint64_t block_mmsch : 1; + uint64_t poison_propogation_mode : 1; + uint64_t reserved : 43; + } bits; + uint64_t all; +}; + +union amd_sriov_msg_os_info { + struct { + uint32_t windows : 1; + uint32_t reserved : 31; + } info; + uint32_t all; +}; + +struct amd_sriov_msg_uuid_info { + union { + struct { + uint32_t did : 16; + uint32_t fcn : 8; + uint32_t asic_7 : 8; + }; + uint32_t time_low; + }; + + struct { + uint32_t time_mid : 16; + uint32_t time_high : 12; + uint32_t version : 4; + }; + + struct { + struct { + uint8_t clk_seq_hi : 6; + uint8_t variant : 2; + }; + union { + uint8_t clk_seq_low; + uint8_t asic_6; + }; + uint16_t asic_4; + }; + + uint32_t asic_0; +}; + +struct amd_sriov_msg_pf2vf_info_header { + /* the total structure size in byte */ + uint32_t size; + /* version of this structure, written by the HOST */ + uint32_t version; + /* reserved */ + uint32_t reserved[2]; +}; + +#define AMD_SRIOV_MSG_PF2VF_INFO_FILLED_SIZE (55) +struct amd_sriov_msg_pf2vf_info { + /* header contains size and version */ + struct amd_sriov_msg_pf2vf_info_header header; + /* use private key from mailbox 2 to create checksum */ + uint32_t checksum; + /* The features flags of the HOST driver supports */ + union amd_sriov_msg_feature_flags feature_flags; + /* (max_width * max_height * fps) / (16 * 16) */ + uint32_t hevc_enc_max_mb_per_second; + /* (max_width * max_height) / (16 * 16) */ + uint32_t hevc_enc_max_mb_per_frame; + /* (max_width * max_height * fps) / (16 * 16) */ + uint32_t avc_enc_max_mb_per_second; + /* (max_width * max_height) / (16 * 16) */ + uint32_t avc_enc_max_mb_per_frame; + /* MEC FW position in BYTE from the start of VF visible frame buffer */ + uint64_t mecfw_offset; + /* MEC FW size in BYTE */ + uint32_t mecfw_size; + /* UVD FW position in BYTE from the start of VF visible frame buffer */ + uint64_t uvdfw_offset; + /* UVD FW size in BYTE */ + uint32_t uvdfw_size; + /* VCE FW position in BYTE from the start of VF visible frame buffer */ + uint64_t vcefw_offset; + /* VCE FW size in BYTE */ + uint32_t vcefw_size; + /* Bad pages block position in BYTE */ + uint32_t bp_block_offset_low; + uint32_t bp_block_offset_high; + /* Bad pages block size in BYTE */ + uint32_t bp_block_size; + /* frequency for VF to update the VF2PF area in msec, 0 = manual */ + uint32_t vf2pf_update_interval_ms; + /* identification in ROCm SMI */ + uint64_t uuid; + uint32_t fcn_idx; + /* flags to indicate which register access method VF should use */ + union amd_sriov_reg_access_flags reg_access_flags; + /* MM BW management */ + struct { + uint32_t decode_max_dimension_pixels; + uint32_t decode_max_frame_pixels; + uint32_t encode_max_dimension_pixels; + uint32_t encode_max_frame_pixels; + } mm_bw_management[AMD_SRIOV_MSG_RESERVE_VCN_INST]; + /* UUID info */ + struct amd_sriov_msg_uuid_info uuid_info; + /* PCIE atomic ops support flag */ + uint32_t pcie_atomic_ops_support_flags; + /* Portion of GPU memory occupied by VF. MAX value is 65535, but set to uint32_t to maintain alignment with reserved size */ + uint32_t gpu_capacity; + /* vf bdf on host pci tree for debug only */ + uint32_t bdf_on_host; + uint32_t more_bp; //Reserved for future use. + union amd_sriov_ras_caps ras_en_caps; + union amd_sriov_ras_caps ras_telemetry_en_caps; + + /* reserved */ + uint32_t reserved[256 - AMD_SRIOV_MSG_PF2VF_INFO_FILLED_SIZE]; +} __packed; + +struct amd_sriov_msg_vf2pf_info_header { + /* the total structure size in byte */ + uint32_t size; + /* version of this structure, written by the guest */ + uint32_t version; + /* reserved */ + uint32_t reserved[2]; +}; + +#define AMD_SRIOV_MSG_VF2PF_INFO_FILLED_SIZE (73) +struct amd_sriov_msg_vf2pf_info { + /* header contains size and version */ + struct amd_sriov_msg_vf2pf_info_header header; + uint32_t checksum; + /* driver version */ + uint8_t driver_version[64]; + /* driver certification, 1=WHQL, 0=None */ + uint32_t driver_cert; + /* guest OS type and version */ + union amd_sriov_msg_os_info os_info; + /* guest fb information in the unit of MB */ + uint32_t fb_usage; + /* guest gfx engine usage percentage */ + uint32_t gfx_usage; + /* guest gfx engine health percentage */ + uint32_t gfx_health; + /* guest compute engine usage percentage */ + uint32_t compute_usage; + /* guest compute engine health percentage */ + uint32_t compute_health; + /* guest avc engine usage percentage. 0xffff means N/A */ + uint32_t avc_enc_usage; + /* guest avc engine health percentage. 0xffff means N/A */ + uint32_t avc_enc_health; + /* guest hevc engine usage percentage. 0xffff means N/A */ + uint32_t hevc_enc_usage; + /* guest hevc engine usage percentage. 0xffff means N/A */ + uint32_t hevc_enc_health; + /* combined encode/decode usage */ + uint32_t encode_usage; + uint32_t decode_usage; + /* Version of PF2VF that VF understands */ + uint32_t pf2vf_version_required; + /* additional FB usage */ + uint32_t fb_vis_usage; + uint32_t fb_vis_size; + uint32_t fb_size; + /* guest ucode data, each one is 1.25 Dword */ + struct { + uint8_t id; + uint32_t version; + } ucode_info[AMD_SRIOV_MSG_RESERVE_UCODE]; + uint64_t dummy_page_addr; + /* FB allocated for guest MES to record UQ info */ + uint64_t mes_info_addr; + uint32_t mes_info_size; + /* reserved */ + uint32_t reserved[256 - AMD_SRIOV_MSG_VF2PF_INFO_FILLED_SIZE]; +} __packed; + +/* mailbox message send from guest to host */ +enum amd_sriov_mailbox_request_message { + MB_REQ_MSG_REQ_GPU_INIT_ACCESS = 1, + MB_REQ_MSG_REL_GPU_INIT_ACCESS, + MB_REQ_MSG_REQ_GPU_FINI_ACCESS, + MB_REQ_MSG_REL_GPU_FINI_ACCESS, + MB_REQ_MSG_REQ_GPU_RESET_ACCESS, + MB_REQ_MSG_REQ_GPU_INIT_DATA, + MB_REQ_MSG_PSP_VF_CMD_RELAY, + + MB_REQ_MSG_LOG_VF_ERROR = 200, + MB_REQ_MSG_READY_TO_RESET = 201, + MB_REQ_MSG_RAS_POISON = 202, + MB_REQ_RAS_ERROR_COUNT = 203, + MB_REQ_RAS_CPER_DUMP = 204, + MB_REQ_RAS_BAD_PAGES = 205, +}; + +/* mailbox message send from host to guest */ +enum amd_sriov_mailbox_response_message { + MB_RES_MSG_CLR_MSG_BUF = 0, + MB_RES_MSG_READY_TO_ACCESS_GPU = 1, + MB_RES_MSG_FLR_NOTIFICATION = 2, + MB_RES_MSG_FLR_NOTIFICATION_COMPLETION = 3, + MB_RES_MSG_SUCCESS = 4, + MB_RES_MSG_FAIL = 5, + MB_RES_MSG_QUERY_ALIVE = 6, + MB_RES_MSG_GPU_INIT_DATA_READY = 7, + MB_RES_MSG_RAS_POISON_READY = 8, + MB_RES_MSG_PF_SOFT_FLR_NOTIFICATION = 9, + MB_RES_MSG_GPU_RMA = 10, + MB_RES_MSG_RAS_ERROR_COUNT_READY = 11, + MB_REQ_RAS_CPER_DUMP_READY = 14, + MB_RES_MSG_RAS_BAD_PAGES_READY = 15, + MB_RES_MSG_RAS_BAD_PAGES_NOTIFICATION = 16, + MB_RES_MSG_UNRECOV_ERR_NOTIFICATION = 17, + MB_RES_MSG_TEXT_MESSAGE = 255 +}; + +enum amd_sriov_ras_telemetry_gpu_block { + RAS_TELEMETRY_GPU_BLOCK_UMC = 0, + RAS_TELEMETRY_GPU_BLOCK_SDMA = 1, + RAS_TELEMETRY_GPU_BLOCK_GFX = 2, + RAS_TELEMETRY_GPU_BLOCK_MMHUB = 3, + RAS_TELEMETRY_GPU_BLOCK_ATHUB = 4, + RAS_TELEMETRY_GPU_BLOCK_PCIE_BIF = 5, + RAS_TELEMETRY_GPU_BLOCK_HDP = 6, + RAS_TELEMETRY_GPU_BLOCK_XGMI_WAFL = 7, + RAS_TELEMETRY_GPU_BLOCK_DF = 8, + RAS_TELEMETRY_GPU_BLOCK_SMN = 9, + RAS_TELEMETRY_GPU_BLOCK_SEM = 10, + RAS_TELEMETRY_GPU_BLOCK_MP0 = 11, + RAS_TELEMETRY_GPU_BLOCK_MP1 = 12, + RAS_TELEMETRY_GPU_BLOCK_FUSE = 13, + RAS_TELEMETRY_GPU_BLOCK_MCA = 14, + RAS_TELEMETRY_GPU_BLOCK_VCN = 15, + RAS_TELEMETRY_GPU_BLOCK_JPEG = 16, + RAS_TELEMETRY_GPU_BLOCK_IH = 17, + RAS_TELEMETRY_GPU_BLOCK_MPIO = 18, + RAS_TELEMETRY_GPU_BLOCK_COUNT = 19, +}; + +struct amd_sriov_ras_telemetry_header { + uint32_t checksum; + uint32_t used_size; + uint32_t reserved[2]; +}; + +struct amd_sriov_ras_telemetry_error_count { + struct { + uint32_t ce_count; + uint32_t ue_count; + uint32_t de_count; + uint32_t ce_overflow_count; + uint32_t ue_overflow_count; + uint32_t de_overflow_count; + uint32_t reserved[6]; + } block[RAS_TELEMETRY_GPU_BLOCK_COUNT]; +}; + +struct amd_sriov_ras_cper_dump { + uint32_t more; + uint64_t overflow_count; + uint64_t count; + uint64_t wptr; + uint32_t buf[]; +}; + +struct amd_sriov_ras_chk_criti { + uint32_t hit; +}; + +struct amdsriov_ras_telemetry { + struct amd_sriov_ras_telemetry_header header; + + union { + struct amd_sriov_ras_telemetry_error_count error_count; + struct amd_sriov_ras_cper_dump cper_dump; + struct amd_sriov_ras_chk_criti chk_criti; + } body; +}; + +/* version data stored in MAILBOX_MSGBUF_RCV_DW1 for future expansion */ +enum amd_sriov_gpu_init_data_version { + GPU_INIT_DATA_READY_V1 = 1, +}; + +#pragma pack(pop) // Restore previous packing option + +/* checksum function between host and guest */ +unsigned int amd_sriov_msg_checksum(void *obj, unsigned long obj_size, unsigned int key, + unsigned int checksum); + +/* assertion at compile time */ +#ifdef __linux__ +#define stringification(s) _stringification(s) +#define _stringification(s) #s + +_Static_assert( + sizeof(struct amd_sriov_msg_vf2pf_info) == AMD_SRIOV_MSG_SIZE_KB << 10, + "amd_sriov_msg_vf2pf_info must be " stringification(AMD_SRIOV_MSG_SIZE_KB) " KB"); + +_Static_assert( + sizeof(struct amd_sriov_msg_pf2vf_info) == AMD_SRIOV_MSG_SIZE_KB << 10, + "amd_sriov_msg_pf2vf_info must be " stringification(AMD_SRIOV_MSG_SIZE_KB) " KB"); + +_Static_assert(AMD_SRIOV_MSG_RESERVE_UCODE % 4 == 0, + "AMD_SRIOV_MSG_RESERVE_UCODE must be multiple of 4"); + +_Static_assert(AMD_SRIOV_MSG_RESERVE_UCODE > AMD_SRIOV_UCODE_ID__MAX, + "AMD_SRIOV_MSG_RESERVE_UCODE must be bigger than AMD_SRIOV_UCODE_ID__MAX"); + +#undef _stringification +#undef stringification +#endif + +#endif /* AMDGV_SRIOV_MSG__H_ */ |