1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 3 #ifndef AMD_STONEYRIDGE_MSR_H 4 #define AMD_STONEYRIDGE_MSR_H 5 6 /* MSRC001_00[6B:64] P-state [7:0] bit definitions */ 7 union pstate_msr { 8 struct { 9 uint64_t cpu_fid_0_5 : 6; /* [ 0.. 5] */ 10 uint64_t cpu_dfs_id : 3; /* [ 6.. 8] */ 11 uint64_t cpu_vid_0_7 : 8; /* [ 9..16] */ 12 uint64_t : 5; /* [17..21] */ 13 uint64_t nb_pstate : 1; /* [22..22] */ 14 uint64_t : 9; /* [23..31] */ 15 uint64_t idd_value : 8; /* [32..39] */ 16 uint64_t idd_div : 2; /* [40..41] */ 17 uint64_t : 21; /* [42..62] */ 18 uint64_t pstate_en : 1; /* [63..63] */ 19 }; 20 uint64_t raw; 21 }; 22 23 #endif /* AMD_STONEYRIDGE_MSR_H */ 24