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Commit 5c3b16ee authored Jul 12, 2016 by Karol Herbst Committed by Ben Skeggs Oct 12, 2016

drm/nouveau/bios/vmap: unk0 field is the mode



Depending on the value a different formular is used to calculated the
voltage for this entry.

Signed-off-by: Karol Herbst <karolherbst@gmail.com>
Reviewed-by: Martin Peres <martin.peres@free.fr>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

parent 5e00e326

drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -11,7 +11,7 @@ u16 nvbios_vmap_parse(struct nvkm_bios , u8 ver, u8 hdr, u8 cnt, u8 *len,
		struct nvbios_vmap *);

		struct nvbios_vmap_entry {
		u8 unk0;
		u8 mode;
		u8 link;
		u32 min;
		u32 max;

drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -105,7 +105,7 @@ nvbios_vmap_entry_parse(struct nvkm_bios bios, int idx, u8 ver, u8 *len,
		info->arg[2] = nvbios_rd32(bios, vmap + 0x10);
		break;
		case 0x20:
		info->unk0 = nvbios_rd08(bios, vmap + 0x00);
		info->mode = nvbios_rd08(bios, vmap + 0x00);
		info->link = nvbios_rd08(bios, vmap + 0x01);
		info->min = nvbios_rd32(bios, vmap + 0x02);
		info->max = nvbios_rd32(bios, vmap + 0x06);