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authorKarol Herbst <karolherbst@gmail.com>2016-07-12 21:36:08 +0200
committerBen Skeggs <bskeggs@redhat.com>2016-10-12 17:29:26 +1000
commit5c3b16ee1db65d2fc86b58e36f51b22862923d8c (patch)
treef0bc902f879894309808339f3b83ffb4a004463c /drivers/gpu/drm/nouveau
parent5e00e3263ba68bd32337063a43aa8467b27acd1d (diff)
downloadlinux-5c3b16ee1db65d2fc86b58e36f51b22862923d8c.tar.bz2
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>
Diffstat (limited to 'drivers/gpu/drm/nouveau')
-rw-r--r--drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h2
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h
index ae2f27be3f29..8fa1294c27b7 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h
@@ -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;
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c
index f2295e180e5e..32bd8b1d154f 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c
@@ -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);