We always want a equal or higher voltage than the requested ones, otherwise
nouveau undervolts.
Signed-off-by: Karol Herbst <nouv...@karolherbst.de>
---
drm/nouveau/nvkm/subdev/volt/gk104.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
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);
--
2.8.1
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