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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 | /* * Copyright 2013 Red Hat 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. * * Authors: Ben Skeggs */ #include <subdev/bios.h> #include <subdev/bios/bit.h> #include <subdev/bios/boost.h> u32 nvbios_boostTe(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *snr, u8 *ssz) { struct bit_entry bit_P; u32 boost = 0; if (!bit_entry(bios, 'P', &bit_P)) { if (bit_P.version == 2 && bit_P.length >= 0x34) boost = nvbios_rd32(bios, bit_P.offset + 0x30); if (boost) { *ver = nvbios_rd08(bios, boost + 0); switch (*ver) { case 0x11: *hdr = nvbios_rd08(bios, boost + 1); *cnt = nvbios_rd08(bios, boost + 5); *len = nvbios_rd08(bios, boost + 2); *snr = nvbios_rd08(bios, boost + 4); *ssz = nvbios_rd08(bios, boost + 3); return boost; default: break; } } } return 0; } u32 nvbios_boostEe(struct nvkm_bios *bios, int idx, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) { u8 snr, ssz; u32 data = nvbios_boostTe(bios, ver, hdr, cnt, len, &snr, &ssz); if (data && idx < *cnt) { data = data + *hdr + (idx * (*len + (snr * ssz))); *hdr = *len; *cnt = snr; *len = ssz; return data; } return 0; } u32 nvbios_boostEp(struct nvkm_bios *bios, int idx, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_boostE *info) { u32 data = nvbios_boostEe(bios, idx, ver, hdr, cnt, len); memset(info, 0x00, sizeof(*info)); if (data) { info->pstate = (nvbios_rd16(bios, data + 0x00) & 0x01e0) >> 5; info->min = nvbios_rd16(bios, data + 0x02) * 1000; info->max = nvbios_rd16(bios, data + 0x04) * 1000; } return data; } u32 nvbios_boostEm(struct nvkm_bios *bios, u8 pstate, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_boostE *info) { u32 data, idx = 0; while ((data = nvbios_boostEp(bios, idx++, ver, hdr, cnt, len, info))) { if (info->pstate == pstate) break; } return data; } u32 nvbios_boostSe(struct nvkm_bios *bios, int idx, u32 data, u8 *ver, u8 *hdr, u8 cnt, u8 len) { if (data && idx < cnt) { data = data + *hdr + (idx * len); *hdr = len; return data; } return 0; } u32 nvbios_boostSp(struct nvkm_bios *bios, int idx, u32 data, u8 *ver, u8 *hdr, u8 cnt, u8 len, struct nvbios_boostS *info) { data = nvbios_boostSe(bios, idx, data, ver, hdr, cnt, len); memset(info, 0x00, sizeof(*info)); if (data) { info->domain = nvbios_rd08(bios, data + 0x00); info->percent = nvbios_rd08(bios, data + 0x01); info->min = nvbios_rd16(bios, data + 0x02) * 1000; info->max = nvbios_rd16(bios, data + 0x04) * 1000; } return data; } |