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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /arch/x86/include/uapi/asm/amd_hsmp.h | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/x86/include/uapi/asm/amd_hsmp.h')
-rw-r--r-- | arch/x86/include/uapi/asm/amd_hsmp.h | 307 |
1 files changed, 307 insertions, 0 deletions
diff --git a/arch/x86/include/uapi/asm/amd_hsmp.h b/arch/x86/include/uapi/asm/amd_hsmp.h new file mode 100644 index 0000000000..769b939444 --- /dev/null +++ b/arch/x86/include/uapi/asm/amd_hsmp.h @@ -0,0 +1,307 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ + +#ifndef _UAPI_ASM_X86_AMD_HSMP_H_ +#define _UAPI_ASM_X86_AMD_HSMP_H_ + +#include <linux/types.h> + +#pragma pack(4) + +#define HSMP_MAX_MSG_LEN 8 + +/* + * HSMP Messages supported + */ +enum hsmp_message_ids { + HSMP_TEST = 1, /* 01h Increments input value by 1 */ + HSMP_GET_SMU_VER, /* 02h SMU FW version */ + HSMP_GET_PROTO_VER, /* 03h HSMP interface version */ + HSMP_GET_SOCKET_POWER, /* 04h average package power consumption */ + HSMP_SET_SOCKET_POWER_LIMIT, /* 05h Set the socket power limit */ + HSMP_GET_SOCKET_POWER_LIMIT, /* 06h Get current socket power limit */ + HSMP_GET_SOCKET_POWER_LIMIT_MAX,/* 07h Get maximum socket power value */ + HSMP_SET_BOOST_LIMIT, /* 08h Set a core maximum frequency limit */ + HSMP_SET_BOOST_LIMIT_SOCKET, /* 09h Set socket maximum frequency level */ + HSMP_GET_BOOST_LIMIT, /* 0Ah Get current frequency limit */ + HSMP_GET_PROC_HOT, /* 0Bh Get PROCHOT status */ + HSMP_SET_XGMI_LINK_WIDTH, /* 0Ch Set max and min width of xGMI Link */ + HSMP_SET_DF_PSTATE, /* 0Dh Alter APEnable/Disable messages behavior */ + HSMP_SET_AUTO_DF_PSTATE, /* 0Eh Enable DF P-State Performance Boost algorithm */ + HSMP_GET_FCLK_MCLK, /* 0Fh Get FCLK and MEMCLK for current socket */ + HSMP_GET_CCLK_THROTTLE_LIMIT, /* 10h Get CCLK frequency limit in socket */ + HSMP_GET_C0_PERCENT, /* 11h Get average C0 residency in socket */ + HSMP_SET_NBIO_DPM_LEVEL, /* 12h Set max/min LCLK DPM Level for a given NBIO */ + HSMP_GET_NBIO_DPM_LEVEL, /* 13h Get LCLK DPM level min and max for a given NBIO */ + HSMP_GET_DDR_BANDWIDTH, /* 14h Get theoretical maximum and current DDR Bandwidth */ + HSMP_GET_TEMP_MONITOR, /* 15h Get socket temperature */ + HSMP_GET_DIMM_TEMP_RANGE, /* 16h Get per-DIMM temperature range and refresh rate */ + HSMP_GET_DIMM_POWER, /* 17h Get per-DIMM power consumption */ + HSMP_GET_DIMM_THERMAL, /* 18h Get per-DIMM thermal sensors */ + HSMP_GET_SOCKET_FREQ_LIMIT, /* 19h Get current active frequency per socket */ + HSMP_GET_CCLK_CORE_LIMIT, /* 1Ah Get CCLK frequency limit per core */ + HSMP_GET_RAILS_SVI, /* 1Bh Get SVI-based Telemetry for all rails */ + HSMP_GET_SOCKET_FMAX_FMIN, /* 1Ch Get Fmax and Fmin per socket */ + HSMP_GET_IOLINK_BANDWITH, /* 1Dh Get current bandwidth on IO Link */ + HSMP_GET_XGMI_BANDWITH, /* 1Eh Get current bandwidth on xGMI Link */ + HSMP_SET_GMI3_WIDTH, /* 1Fh Set max and min GMI3 Link width */ + HSMP_SET_PCI_RATE, /* 20h Control link rate on PCIe devices */ + HSMP_SET_POWER_MODE, /* 21h Select power efficiency profile policy */ + HSMP_SET_PSTATE_MAX_MIN, /* 22h Set the max and min DF P-State */ + HSMP_MSG_ID_MAX, +}; + +struct hsmp_message { + __u32 msg_id; /* Message ID */ + __u16 num_args; /* Number of input argument words in message */ + __u16 response_sz; /* Number of expected output/response words */ + __u32 args[HSMP_MAX_MSG_LEN]; /* argument/response buffer */ + __u16 sock_ind; /* socket number */ +}; + +enum hsmp_msg_type { + HSMP_RSVD = -1, + HSMP_SET = 0, + HSMP_GET = 1, +}; + +struct hsmp_msg_desc { + int num_args; + int response_sz; + enum hsmp_msg_type type; +}; + +/* + * User may use these comments as reference, please find the + * supported list of messages and message definition in the + * HSMP chapter of respective family/model PPR. + * + * Not supported messages would return -ENOMSG. + */ +static const struct hsmp_msg_desc hsmp_msg_desc_table[] = { + /* RESERVED */ + {0, 0, HSMP_RSVD}, + + /* + * HSMP_TEST, num_args = 1, response_sz = 1 + * input: args[0] = xx + * output: args[0] = xx + 1 + */ + {1, 1, HSMP_GET}, + + /* + * HSMP_GET_SMU_VER, num_args = 0, response_sz = 1 + * output: args[0] = smu fw ver + */ + {0, 1, HSMP_GET}, + + /* + * HSMP_GET_PROTO_VER, num_args = 0, response_sz = 1 + * output: args[0] = proto version + */ + {0, 1, HSMP_GET}, + + /* + * HSMP_GET_SOCKET_POWER, num_args = 0, response_sz = 1 + * output: args[0] = socket power in mWatts + */ + {0, 1, HSMP_GET}, + + /* + * HSMP_SET_SOCKET_POWER_LIMIT, num_args = 1, response_sz = 0 + * input: args[0] = power limit value in mWatts + */ + {1, 0, HSMP_SET}, + + /* + * HSMP_GET_SOCKET_POWER_LIMIT, num_args = 0, response_sz = 1 + * output: args[0] = socket power limit value in mWatts + */ + {0, 1, HSMP_GET}, + + /* + * HSMP_GET_SOCKET_POWER_LIMIT_MAX, num_args = 0, response_sz = 1 + * output: args[0] = maximuam socket power limit in mWatts + */ + {0, 1, HSMP_GET}, + + /* + * HSMP_SET_BOOST_LIMIT, num_args = 1, response_sz = 0 + * input: args[0] = apic id[31:16] + boost limit value in MHz[15:0] + */ + {1, 0, HSMP_SET}, + + /* + * HSMP_SET_BOOST_LIMIT_SOCKET, num_args = 1, response_sz = 0 + * input: args[0] = boost limit value in MHz + */ + {1, 0, HSMP_SET}, + + /* + * HSMP_GET_BOOST_LIMIT, num_args = 1, response_sz = 1 + * input: args[0] = apic id + * output: args[0] = boost limit value in MHz + */ + {1, 1, HSMP_GET}, + + /* + * HSMP_GET_PROC_HOT, num_args = 0, response_sz = 1 + * output: args[0] = proc hot status + */ + {0, 1, HSMP_GET}, + + /* + * HSMP_SET_XGMI_LINK_WIDTH, num_args = 1, response_sz = 0 + * input: args[0] = min link width[15:8] + max link width[7:0] + */ + {1, 0, HSMP_SET}, + + /* + * HSMP_SET_DF_PSTATE, num_args = 1, response_sz = 0 + * input: args[0] = df pstate[7:0] + */ + {1, 0, HSMP_SET}, + + /* HSMP_SET_AUTO_DF_PSTATE, num_args = 0, response_sz = 0 */ + {0, 0, HSMP_SET}, + + /* + * HSMP_GET_FCLK_MCLK, num_args = 0, response_sz = 2 + * output: args[0] = fclk in MHz, args[1] = mclk in MHz + */ + {0, 2, HSMP_GET}, + + /* + * HSMP_GET_CCLK_THROTTLE_LIMIT, num_args = 0, response_sz = 1 + * output: args[0] = core clock in MHz + */ + {0, 1, HSMP_GET}, + + /* + * HSMP_GET_C0_PERCENT, num_args = 0, response_sz = 1 + * output: args[0] = average c0 residency + */ + {0, 1, HSMP_GET}, + + /* + * HSMP_SET_NBIO_DPM_LEVEL, num_args = 1, response_sz = 0 + * input: args[0] = nbioid[23:16] + max dpm level[15:8] + min dpm level[7:0] + */ + {1, 0, HSMP_SET}, + + /* + * HSMP_GET_NBIO_DPM_LEVEL, num_args = 1, response_sz = 1 + * input: args[0] = nbioid[23:16] + * output: args[0] = max dpm level[15:8] + min dpm level[7:0] + */ + {1, 1, HSMP_GET}, + + /* + * HSMP_GET_DDR_BANDWIDTH, num_args = 0, response_sz = 1 + * output: args[0] = max bw in Gbps[31:20] + utilised bw in Gbps[19:8] + + * bw in percentage[7:0] + */ + {0, 1, HSMP_GET}, + + /* + * HSMP_GET_TEMP_MONITOR, num_args = 0, response_sz = 1 + * output: args[0] = temperature in degree celsius. [15:8] integer part + + * [7:5] fractional part + */ + {0, 1, HSMP_GET}, + + /* + * HSMP_GET_DIMM_TEMP_RANGE, num_args = 1, response_sz = 1 + * input: args[0] = DIMM address[7:0] + * output: args[0] = refresh rate[3] + temperature range[2:0] + */ + {1, 1, HSMP_GET}, + + /* + * HSMP_GET_DIMM_POWER, num_args = 1, response_sz = 1 + * input: args[0] = DIMM address[7:0] + * output: args[0] = DIMM power in mW[31:17] + update rate in ms[16:8] + + * DIMM address[7:0] + */ + {1, 1, HSMP_GET}, + + /* + * HSMP_GET_DIMM_THERMAL, num_args = 1, response_sz = 1 + * input: args[0] = DIMM address[7:0] + * output: args[0] = temperature in degree celcius[31:21] + update rate in ms[16:8] + + * DIMM address[7:0] + */ + {1, 1, HSMP_GET}, + + /* + * HSMP_GET_SOCKET_FREQ_LIMIT, num_args = 0, response_sz = 1 + * output: args[0] = frequency in MHz[31:16] + frequency source[15:0] + */ + {0, 1, HSMP_GET}, + + /* + * HSMP_GET_CCLK_CORE_LIMIT, num_args = 1, response_sz = 1 + * input: args[0] = apic id [31:0] + * output: args[0] = frequency in MHz[31:0] + */ + {1, 1, HSMP_GET}, + + /* + * HSMP_GET_RAILS_SVI, num_args = 0, response_sz = 1 + * output: args[0] = power in mW[31:0] + */ + {0, 1, HSMP_GET}, + + /* + * HSMP_GET_SOCKET_FMAX_FMIN, num_args = 0, response_sz = 1 + * output: args[0] = fmax in MHz[31:16] + fmin in MHz[15:0] + */ + {0, 1, HSMP_GET}, + + /* + * HSMP_GET_IOLINK_BANDWITH, num_args = 1, response_sz = 1 + * input: args[0] = link id[15:8] + bw type[2:0] + * output: args[0] = io bandwidth in Mbps[31:0] + */ + {1, 1, HSMP_GET}, + + /* + * HSMP_GET_XGMI_BANDWITH, num_args = 1, response_sz = 1 + * input: args[0] = link id[15:8] + bw type[2:0] + * output: args[0] = xgmi bandwidth in Mbps[31:0] + */ + {1, 1, HSMP_GET}, + + /* + * HSMP_SET_GMI3_WIDTH, num_args = 1, response_sz = 0 + * input: args[0] = min link width[15:8] + max link width[7:0] + */ + {1, 0, HSMP_SET}, + + /* + * HSMP_SET_PCI_RATE, num_args = 1, response_sz = 1 + * input: args[0] = link rate control value + * output: args[0] = previous link rate control value + */ + {1, 1, HSMP_SET}, + + /* + * HSMP_SET_POWER_MODE, num_args = 1, response_sz = 0 + * input: args[0] = power efficiency mode[2:0] + */ + {1, 0, HSMP_SET}, + + /* + * HSMP_SET_PSTATE_MAX_MIN, num_args = 1, response_sz = 0 + * input: args[0] = min df pstate[15:8] + max df pstate[7:0] + */ + {1, 0, HSMP_SET}, +}; + +/* Reset to default packing */ +#pragma pack() + +/* Define unique ioctl command for hsmp msgs using generic _IOWR */ +#define HSMP_BASE_IOCTL_NR 0xF8 +#define HSMP_IOCTL_CMD _IOWR(HSMP_BASE_IOCTL_NR, 0, struct hsmp_message) + +#endif /*_ASM_X86_AMD_HSMP_H_*/ |