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drm/nouveau/bios/volt: Parse min and max for Version 0x40

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This is according to what we have in nvbios.

Fixes "ERROR: Can't get value of subfeature in0_min: Can't read" errors
in sensors for some GPUs.

Signed-off-by: Karol Herbst <karolherbst@gmail.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Karol Herbst 2017-04-23 10:36:31 +02:00 committed by Ben Skeggs
parent 0f18d2765a
commit c0cd04700f
1 changed files with 3 additions and 3 deletions
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6
drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c
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@ -93,9 +93,9 @@ nvbios_volt_parse(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len,
info->step = nvbios_rd16(bios, volt + 0x08);
info->vidmask = nvbios_rd08(bios, volt + 0x0b);
info->ranged = true; /* XXX: find the flag byte */
/*XXX*/
info->min = 0;
info->max = info->base;
info->min = min(info->base,
info->base + info->step * info->vidmask);
info->max = nvbios_rd32(bios, volt + 0x0e);
break;
case 0x50:
info->min = nvbios_rd32(bios, volt + 0x0a);