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path: root/drivers/gpu/drm/nouveau/nouveau_temp.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_temp.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_temp.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_temp.c b/drivers/gpu/drm/nouveau/nouveau_temp.c
index 649b0413b09..081ca7b03e8 100644
--- a/drivers/gpu/drm/nouveau/nouveau_temp.c
+++ b/drivers/gpu/drm/nouveau/nouveau_temp.c
@@ -43,7 +43,7 @@ nouveau_temp_vbios_parse(struct drm_device *dev, u8 *temp)
/* Set the default sensor's contants */
sensor->offset_constant = 0;
- sensor->offset_mult = 1;
+ sensor->offset_mult = 0;
sensor->offset_div = 1;
sensor->slope_mult = 1;
sensor->slope_div = 1;
@@ -99,6 +99,13 @@ nouveau_temp_vbios_parse(struct drm_device *dev, u8 *temp)
sensor->slope_mult = 431;
sensor->slope_div = 10000;
break;
+
+ case 0x67:
+ sensor->offset_mult = -26149;
+ sensor->offset_div = 100;
+ sensor->slope_mult = 484;
+ sensor->slope_div = 10000;
+ break;
}
}
@@ -109,7 +116,7 @@ nouveau_temp_vbios_parse(struct drm_device *dev, u8 *temp)
/* Read the entries from the table */
for (i = 0; i < entries; i++) {
- u16 value = ROM16(temp[1]);
+ s16 value = ROM16(temp[1]);
switch (temp[0]) {
case 0x01:
@@ -160,8 +167,8 @@ nv40_sensor_setup(struct drm_device *dev)
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_pm_engine *pm = &dev_priv->engine.pm;
struct nouveau_pm_temp_sensor_constants *sensor = &pm->sensor_constants;
- u32 offset = sensor->offset_mult / sensor->offset_div;
- u32 sensor_calibration;
+ s32 offset = sensor->offset_mult / sensor->offset_div;
+ s32 sensor_calibration;
/* set up the sensors */
sensor_calibration = 120 - offset - sensor->offset_constant;