diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/gpu/drm/nouveau/nvkm/subdev/bios/boost.c | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/bios/boost.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/bios/boost.c | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/boost.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/boost.c new file mode 100644 index 000000000..8ab896dd4 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/boost.c @@ -0,0 +1,126 @@ +/* + * 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; +} |