Message ID | 1460829719-3382-1-git-send-email-nouveau@karolherbst.de |
---|---|
State | New |
Headers | show |
Series |
"volt/gk104: round up in gk104_volt_set"
( rev:
1
)
in
Nouveau |
diff --git a/drm/nouveau/nvkm/subdev/volt/gk104.c b/drm/nouveau/nvkm/subdev/volt/gk104.c index 81788c2..9043dc8 100644 --- a/drm/nouveau/nvkm/subdev/volt/gk104.c +++ b/drm/nouveau/nvkm/subdev/volt/gk104.c @@ -57,7 +57,7 @@ gk104_volt_set(struct nvkm_volt *base, u32 uv) /* the blob uses this crystal frequency, let's use it too. */ div = 27648000 / bios->pwm_freq; - duty = (uv - bios->base) * div / bios->pwm_range; + duty = DIV_ROUND_UP((uv - bios->base) * div, bios->pwm_range); nvkm_wr32(device, 0x20340, div); nvkm_wr32(device, 0x20344, 0x80000000 | duty);
We always want a equal or higher voltage than the requested ones, otherwise nouveau undervolts. Signed-off-by: Karol Herbst <nouveau@karolherbst.de> --- drm/nouveau/nvkm/subdev/volt/gk104.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)