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path: root/drivers/gpu/drm/nouveau/nouveau_state.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_state.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_state.c40
1 files changed, 28 insertions, 12 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c
index a4851af5b05e..eb8f084d5f53 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"
@@ -371,6 +372,30 @@ 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)
{
@@ -384,6 +409,8 @@ 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);
@@ -391,6 +418,7 @@ nouveau_card_init(struct drm_device *dev)
goto out;
engine = &dev_priv->engine;
dev_priv->init_state = NOUVEAU_CARD_INIT_FAILED;
+ spin_lock_init(&dev_priv->context_switch_lock);
/* Parse BIOS tables / Run init tables if card not POSTed */
if (drm_core_check_feature(dev, DRIVER_MODESET)) {
@@ -617,11 +645,6 @@ 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;
@@ -776,13 +799,6 @@ int nouveau_unload(struct drm_device *dev)
return 0;
}
-int
-nouveau_ioctl_card_init(struct drm_device *dev, void *data,
- struct drm_file *file_priv)
-{
- return nouveau_card_init(dev);
-}
-
int nouveau_ioctl_getparam(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{