summaryrefslogtreecommitdiff
path: root/drivers/gpu
diff options
context:
space:
mode:
authorBen Skeggs <bskeggs@redhat.com>2013-12-02 03:25:54 +0400
committerBen Skeggs <bskeggs@redhat.com>2014-01-23 07:38:56 +0400
commit971372eac18294ad31c137503881426b8094550b (patch)
tree473f0541246e1c7b63eae773b92edd867bfd4d05 /drivers/gpu
parentdb6735cab2b0f12a824f04b1d8fb4da2ea978c8d (diff)
downloadlinux-971372eac18294ad31c137503881426b8094550b.tar.xz
drm/nve0/fb: note the memory voltage toggle, not using it yet
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/fb/gddr5.c4
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c4
2 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/gddr5.c b/drivers/gpu/drm/nouveau/core/subdev/fb/gddr5.c
index ee8ac5ba22c8..1427ae3828d1 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/fb/gddr5.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/fb/gddr5.c
@@ -101,8 +101,8 @@ nouveau_gddr5_calc(struct nouveau_ram *ram, bool nuts)
if (!(ram->mr[7] & 0x100))
vr = 0; /* binary driver does this.. bug? */
- ram->mr[7] &= ~0x188;
- ram->mr[7] |= (vr & 0x01) << 8;
+ ram->mr[7] &= ~0x388;
+ ram->mr[7] |= (vr & 0x03) << 8;
ram->mr[7] |= (vh & 0x01) << 7;
ram->mr[7] |= (lf & 0x01) << 3;
diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c b/drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c
index a4c84d6f50e5..e0d63af19107 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c
@@ -266,7 +266,7 @@ nve0_ram_calc_gddr5(struct nouveau_fb *pfb, u32 freq)
const u32 ramcfg = ram->base.ramcfg.data;
const u32 timing = ram->base.timing.data;
int vc = !(nv_ro08(bios, ramcfg + 0x02) & 0x08);
- int mv = 1; /*XXX*/
+ int mv = 1; /*XXX: !(nv_ro08(bios, ramcfg + 0x02) & 0x04); */
u32 mask, data, i;
ram_mask(fuc, 0x10f808, 0x40000000, 0x40000000);
@@ -685,7 +685,7 @@ nve0_ram_calc_sddr3(struct nouveau_fb *pfb, u32 freq)
const u32 ramcfg = ram->base.ramcfg.data;
const u32 timing = ram->base.timing.data;
int vc = !(nv_ro08(bios, ramcfg + 0x02) & 0x08);
- int mv = 1; /*XXX*/
+ int mv = 1; /*XXX: !(nv_ro08(bios, ramcfg + 0x02) & 0x04); */
u32 mask, data;
ram_mask(fuc, 0x10f808, 0x40000000, 0x40000000);