Commit 13876c6e authored by Matthew Garrett's avatar Matthew Garrett Committed by Ben Skeggs

nouveau: fix state detection with switchable graphics

Signed-off-by: default avatarMatthew Garrett <mjg@redhat.com>
Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent dd19e44b
......@@ -90,21 +90,21 @@ int nouveau_hybrid_setup(struct drm_device *dev)
{
int result;
if (nouveau_dsm(dev, NOUVEAU_DSM_ACTIVE, NOUVEAU_DSM_ACTIVE_QUERY,
if (nouveau_dsm(dev, NOUVEAU_DSM_POWER, NOUVEAU_DSM_POWER_STATE,
&result))
return -ENODEV;
NV_INFO(dev, "_DSM hardware status gave 0x%x\n", result);
if (result & 0x1) { /* Stamina mode - disable the external GPU */
if (result) { /* Ensure that the external GPU is enabled */
nouveau_dsm(dev, NOUVEAU_DSM_LED, NOUVEAU_DSM_LED_SPEED, NULL);
nouveau_dsm(dev, NOUVEAU_DSM_POWER, NOUVEAU_DSM_POWER_SPEED,
NULL);
} else { /* Stamina mode - disable the external GPU */
nouveau_dsm(dev, NOUVEAU_DSM_LED, NOUVEAU_DSM_LED_STAMINA,
NULL);
nouveau_dsm(dev, NOUVEAU_DSM_POWER, NOUVEAU_DSM_POWER_STAMINA,
NULL);
} else { /* Ensure that the external GPU is enabled */
nouveau_dsm(dev, NOUVEAU_DSM_LED, NOUVEAU_DSM_LED_SPEED, NULL);
nouveau_dsm(dev, NOUVEAU_DSM_POWER, NOUVEAU_DSM_POWER_SPEED,
NULL);
}
return 0;
......
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