Attachment 142798 Details for Bug 108980 – fix gf117 volt speedo fuse id

[patch] fix gf117 volt speedo fuse id

0001-drm-nouveau-volt-gf117-fix-speedo-readout-register.patch (text/plain), 1.15 KB, created by Ilia Mirkin on 2018-12-13 04:55:52 UTC

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Creator: Ilia Mirkin

Created: 2018-12-13 04:55:52 UTC

Size: 1.15 KB

patch

obsolete

>From 317076e5b98fd39dd1a7ee456900bb1e5447ae7d Mon Sep 17 00:00:00 2001
>From: Ilia Mirkin <imirkin@alum.mit.edu>
>Date: Wed, 12 Dec 2018 23:53:32 -0500
>Subject: [PATCH] drm/nouveau/volt/gf117: fix speedo readout register
>
>GF117 appears to use the same register as GK104 (but still with the
>general Fermi readout mechanism).
>
>Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=108980
>Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
>---
> drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf100.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
>diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf100.c
>index d9ed6925ca64..d87c2efe67e7 100644
>--- a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf100.c
>+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf100.c
>@@ -30,11 +30,12 @@ gf100_volt_speedo_read(struct nvkm_volt *volt)
> {
> 	struct nvkm_device *device = volt->subdev.device;
> 	struct nvkm_fuse *fuse = device->fuse;
>+	const u32 speedo_fuse = device->chipset == 0xd7 ? 0x3a8 : 0x1cc;
> 
> 	if (!fuse)
> 		return -EINVAL;
> 
>-	return nvkm_fuse_read(fuse, 0x1cc);
>+	return nvkm_fuse_read(fuse, speedo_fuse);
> }
> 
> int
>-- 
>2.18.1
>

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