X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=drivers%2Fgpu%2Fdrm%2Fnouveau%2Fnouveau_state.c;h=58b46807de23a99ea31e5b874db84199a14ab9cf;hb=d5e5deddf67389eabc3d9b13004c108120d397e1;hp=f4ea3e61c094048336f6ac89d34860957fab0132;hpb=f4053509669f904aec70c51e2ff75563ba7ae823;p=mv-sheeva.git

diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c
index f4ea3e61c09..58b46807de2 100644
--- a/drivers/gpu/drm/nouveau/nouveau_state.c
+++ b/drivers/gpu/drm/nouveau/nouveau_state.c
@@ -29,6 +29,7 @@
 #include "drm_sarea.h"
 #include "drm_crtc_helper.h"
 #include <linux/vgaarb.h>
+#include <linux/vga_switcheroo.h>
 
 #include "nouveau_drv.h"
 #include "nouveau_drm.h"
@@ -370,6 +371,30 @@ out_err:
 	return ret;
 }
 
+static void nouveau_switcheroo_set_state(struct pci_dev *pdev,
+					 enum vga_switcheroo_state state)
+{
+	pm_message_t pmm = { .event = PM_EVENT_SUSPEND };
+	if (state == VGA_SWITCHEROO_ON) {
+		printk(KERN_ERR "VGA switcheroo: switched nouveau on\n");
+		nouveau_pci_resume(pdev);
+	} else {
+		printk(KERN_ERR "VGA switcheroo: switched nouveau off\n");
+		nouveau_pci_suspend(pdev, pmm);
+	}
+}
+
+static bool nouveau_switcheroo_can_switch(struct pci_dev *pdev)
+{
+	struct drm_device *dev = pci_get_drvdata(pdev);
+	bool can_switch;
+
+	spin_lock(&dev->count_lock);
+	can_switch = (dev->open_count == 0);
+	spin_unlock(&dev->count_lock);
+	return can_switch;
+}
+
 int
 nouveau_card_init(struct drm_device *dev)
 {
@@ -383,6 +408,8 @@ nouveau_card_init(struct drm_device *dev)
 		return 0;
 
 	vga_client_register(dev->pdev, dev, NULL, nouveau_vga_set_decode);
+	vga_switcheroo_register_client(dev->pdev, nouveau_switcheroo_set_state,
+				       nouveau_switcheroo_can_switch);
 
 	/* Initialise internal driver API hooks */
 	ret = nouveau_init_engine_ptrs(dev);
@@ -617,11 +644,6 @@ int nouveau_load(struct drm_device *dev, unsigned long flags)
 	NV_DEBUG(dev, "vendor: 0x%X device: 0x%X class: 0x%X\n",
 		 dev->pci_vendor, dev->pci_device, dev->pdev->class);
 
-	dev_priv->acpi_dsm = nouveau_dsm_probe(dev);
-
-	if (dev_priv->acpi_dsm)
-		nouveau_hybrid_setup(dev);
-
 	dev_priv->wq = create_workqueue("nouveau");
 	if (!dev_priv->wq)
 		return -EINVAL;