From: Martin Peres <martin.peres@free.fr>
Date: Thu, 5 Nov 2015 08:07:38 +0000 (+0100)
Subject: drm/nouveau/volt/pwm/gk104: fix an off-by-one resulting in the voltage not being set
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=ef0e9f551899d10834da3d262f20f84db61d64b3;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

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

Reported-by: Ilia Mirkin <imirkin@alum.mit.edu>
Signed-off-by: Martin Peres <martin.peres@free.fr>
---

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gk104.c b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gk104.c
index b61509e26ec9..b735173a18ff 100644
--- 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;
 }