drm/nouveau/volt/pwm/gk104: fix an off-by-one resulting in the voltage not being set

mupuf · Ben Skeggs · commit ef0e9f551899 · 2015-11-25T15:37:45.000+10:00
Reported-by: Ilia Mirkin &lt;imirkin@alum.mit.edu&gt;
Signed-off-by: Martin Peres &lt;martin.peres@free.fr&gt;
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gk104.c b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gk104.c
@@ -59,7 +59,7 @@ gk104_volt_set(struct nvkm_volt *base, u32 uv)
 	duty = (uv - bios->base) * div / bios->pwm_range;
 
 	nvkm_wr32(device, 0x20340, div);
-	nvkm_wr32(device, 0x20344, 0x8000000 | duty);
+	nvkm_wr32(device, 0x20344, 0x80000000 | duty);
 
 	return 0;
 }

Original file line number	Diff line number	Diff line change
`@@ -59,7 +59,7 @@ gk104_volt_set(struct nvkm_volt *base, u32 uv)`
`59`	`59`	`duty = (uv - bios->base) * div / bios->pwm_range;`
`60`	`60`
`61`	`61`	`nvkm_wr32(device, 0x20340, div);`
`62`		`- nvkm_wr32(device, 0x20344, 0x8000000 \| duty);`
	`62`	`+ nvkm_wr32(device, 0x20344, 0x80000000 \| duty);`
`63`	`63`
`64`	`64`	`return 0;`
`65`	`65`	`}`