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authorMatthew Garrett <mjg@redhat.com>2010-02-10 05:50:34 -0500
committerBen Skeggs <bskeggs@redhat.com>2010-02-10 18:52:02 -0500
commit13876c6e5fec94e9ea51b73ac025583dd7655345 (patch)
tree5fb36893ecd68466f59ac7dd2630f29454c87140 /drivers/gpu
parentdd19e44b28b12f7ea59ebb54d8ea18054da7f9d1 (diff)
nouveau: fix state detection with switchable graphics
Signed-off-by: Matthew Garrett <mjg@redhat.com> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_acpi.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_acpi.c b/drivers/gpu/drm/nouveau/nouveau_acpi.c
index 1cf488247a16..48227e744753 100644
--- a/drivers/gpu/drm/nouveau/nouveau_acpi.c
+++ b/drivers/gpu/drm/nouveau/nouveau_acpi.c
@@ -90,21 +90,21 @@ int nouveau_hybrid_setup(struct drm_device *dev)
90{ 90{
91 int result; 91 int result;
92 92
93 if (nouveau_dsm(dev, NOUVEAU_DSM_ACTIVE, NOUVEAU_DSM_ACTIVE_QUERY, 93 if (nouveau_dsm(dev, NOUVEAU_DSM_POWER, NOUVEAU_DSM_POWER_STATE,
94 &result)) 94 &result))
95 return -ENODEV; 95 return -ENODEV;
96 96
97 NV_INFO(dev, "_DSM hardware status gave 0x%x\n", result); 97 NV_INFO(dev, "_DSM hardware status gave 0x%x\n", result);
98 98
99 if (result & 0x1) { /* Stamina mode - disable the external GPU */ 99 if (result) { /* Ensure that the external GPU is enabled */
100 nouveau_dsm(dev, NOUVEAU_DSM_LED, NOUVEAU_DSM_LED_SPEED, NULL);
101 nouveau_dsm(dev, NOUVEAU_DSM_POWER, NOUVEAU_DSM_POWER_SPEED,
102 NULL);
103 } else { /* Stamina mode - disable the external GPU */
100 nouveau_dsm(dev, NOUVEAU_DSM_LED, NOUVEAU_DSM_LED_STAMINA, 104 nouveau_dsm(dev, NOUVEAU_DSM_LED, NOUVEAU_DSM_LED_STAMINA,
101 NULL); 105 NULL);
102 nouveau_dsm(dev, NOUVEAU_DSM_POWER, NOUVEAU_DSM_POWER_STAMINA, 106 nouveau_dsm(dev, NOUVEAU_DSM_POWER, NOUVEAU_DSM_POWER_STAMINA,
103 NULL); 107 NULL);
104 } else { /* Ensure that the external GPU is enabled */
105 nouveau_dsm(dev, NOUVEAU_DSM_LED, NOUVEAU_DSM_LED_SPEED, NULL);
106 nouveau_dsm(dev, NOUVEAU_DSM_POWER, NOUVEAU_DSM_POWER_SPEED,
107 NULL);
108 } 108 }
109 109
110 return 0; 110 return 0;