diff options
| author | Martin Peres <martin.peres@labri.fr> | 2013-03-15 02:09:20 +0100 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2013-03-18 11:15:27 +1000 |
| commit | 76c0295c389ad9ba19b668b5974cdd90eb95788e (patch) | |
| tree | d10c976b8bdf3b2f001216204f035afb3d39b376 /drivers | |
| parent | ad40d73ef533ab0ad16b4a1ab2f7870c1f8ab954 (diff) | |
drm/nv40/therm: reserve negative temperatures for errors
Signed-off-by: Martin Peres <martin.peres@labri.fr>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/therm/nv40.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/therm/nv40.c b/drivers/gpu/drm/nouveau/core/subdev/therm/nv40.c index c526d536409..a70d1b7e397 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/therm/nv40.c +++ b/drivers/gpu/drm/nouveau/core/subdev/therm/nv40.c @@ -102,6 +102,10 @@ nv40_temp_get(struct nouveau_therm *therm) core_temp = core_temp + sensor->offset_num / sensor->offset_den; core_temp = core_temp + sensor->offset_constant - 8; + /* reserve negative temperatures for errors */ + if (core_temp < 0) + core_temp = 0; + return core_temp; } |