[Nouveau] [Bug 82834] [NV92] GeForce 8800 GS shows incorrect temperature with nouveau

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=82834

--- Comment #5 from Martin Peres <martin.peres at ensi-bourges.fr> ---
(In reply to comment #4)
> Created attachment 104991 [details]
> dmesg from nouveau/linux-3.17 + increased  udelay
> 
> Changes:
> 
> diff --git a/drivers/gpu/drm/nouveau/core/subdev/therm/ic.c
> b/drivers/gpu/drm/nouveau/core/subdev/therm/ic.c
> index ca9ad9f..8afd3ba 100644
> --- a/drivers/gpu/drm/nouveau/core/subdev/therm/ic.c
> +++ b/drivers/gpu/drm/nouveau/core/subdev/therm/ic.c
> @@ -60,9 +60,9 @@ static struct nouveau_i2c_board_info
>  nv_board_infos[] = {
>         { { I2C_BOARD_INFO("w83l785ts", 0x2d) }, 0 },
>         { { I2C_BOARD_INFO("w83781d", 0x2d) }, 0  },
> -       { { I2C_BOARD_INFO("adt7473", 0x2e) }, 40  },
> -       { { I2C_BOARD_INFO("adt7473", 0x2d) }, 40  },
> -       { { I2C_BOARD_INFO("adt7473", 0x2c) }, 40  },
> +       { { I2C_BOARD_INFO("adt7473", 0x2e) }, 100  },
> +       { { I2C_BOARD_INFO("adt7473", 0x2d) }, 100  },
> +       { { I2C_BOARD_INFO("adt7473", 0x2c) }, 100  },
>         { { I2C_BOARD_INFO("f75375", 0x2e) }, 0  },
>         { { I2C_BOARD_INFO("lm99", 0x4c) }, 0  },
>         { { I2C_BOARD_INFO("lm90", 0x4c) }, 0  },
> 
> on top of 4898ac046d24894d7b2a5a96a1cff4e095844323 ("drm/nouveau/platform:
> fix compilation error")

Looks good.

> 
> It doesn't help - same 0.0 C

It is not supposed to fix the internal temperature sensor, it supposed to
create another temperature sensor. Can I see the kernel logs with this patch
applied ? Make sure your initramfs doesn't contain another version of
nouveau.ko

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