2 * Copyright 2013 Red Hat Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
24 #include <subdev/bios.h>
25 #include <subdev/bios/bit.h>
26 #include <subdev/bios/boost.h>
29 nvbios_boostTe(struct nvkm_bios *bios,
30 u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *snr, u8 *ssz)
32 struct bit_entry bit_P;
35 if (!bit_entry(bios, 'P', &bit_P)) {
36 if (bit_P.version == 2)
37 boost = nvbios_rd16(bios, bit_P.offset + 0x30);
40 *ver = nvbios_rd08(bios, boost + 0);
43 *hdr = nvbios_rd08(bios, boost + 1);
44 *cnt = nvbios_rd08(bios, boost + 5);
45 *len = nvbios_rd08(bios, boost + 2);
46 *snr = nvbios_rd08(bios, boost + 4);
47 *ssz = nvbios_rd08(bios, boost + 3);
59 nvbios_boostEe(struct nvkm_bios *bios, int idx,
60 u8 *ver, u8 *hdr, u8 *cnt, u8 *len)
63 u16 data = nvbios_boostTe(bios, ver, hdr, cnt, len, &snr, &ssz);
64 if (data && idx < *cnt) {
65 data = data + *hdr + (idx * (*len + (snr * ssz)));
75 nvbios_boostEp(struct nvkm_bios *bios, int idx,
76 u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_boostE *info)
78 u16 data = nvbios_boostEe(bios, idx, ver, hdr, cnt, len);
79 memset(info, 0x00, sizeof(*info));
81 info->pstate = (nvbios_rd16(bios, data + 0x00) & 0x01e0) >> 5;
82 info->min = nvbios_rd16(bios, data + 0x02) * 1000;
83 info->max = nvbios_rd16(bios, data + 0x04) * 1000;
89 nvbios_boostEm(struct nvkm_bios *bios, u8 pstate,
90 u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_boostE *info)
93 while ((data = nvbios_boostEp(bios, idx++, ver, hdr, cnt, len, info))) {
94 if (info->pstate == pstate)
101 nvbios_boostSe(struct nvkm_bios *bios, int idx,
102 u16 data, u8 *ver, u8 *hdr, u8 cnt, u8 len)
104 if (data && idx < cnt) {
105 data = data + *hdr + (idx * len);
113 nvbios_boostSp(struct nvkm_bios *bios, int idx,
114 u16 data, u8 *ver, u8 *hdr, u8 cnt, u8 len,
115 struct nvbios_boostS *info)
117 data = nvbios_boostSe(bios, idx, data, ver, hdr, cnt, len);
118 memset(info, 0x00, sizeof(*info));
120 info->domain = nvbios_rd08(bios, data + 0x00);
121 info->percent = nvbios_rd08(bios, data + 0x01);
122 info->min = nvbios_rd16(bios, data + 0x02) * 1000;
123 info->max = nvbios_rd16(bios, data + 0x04) * 1000;