gpu/vga_switcheroo: add driver control power feature. (v3)

[karo-tx-linux.git] / include / linux / vga_switcheroo.h

diff --git a/include/linux/vga_switcheroo.h b/include/linux/vga_switcheroo.h
index 60da41fe9dc2b4a7d0496c01ead943b0b75c9c3e..502073a53dd320b115925a654ef7dabdbd49872e 100644 (file)
--- a/include/linux/vga_switcheroo.h
+++ b/include/linux/vga_switcheroo.h
@@ -7,8 +7,13 @@
  * vga_switcheroo.h - Support for laptop with dual GPU using one set of outputs
  */
 
+#ifndef _LINUX_VGA_SWITCHEROO_H_
+#define _LINUX_VGA_SWITCHEROO_H_
+
 #include <linux/fb.h>
 
+struct pci_dev;
+
 enum vga_switcheroo_state {
        VGA_SWITCHEROO_OFF,
        VGA_SWITCHEROO_ON,
@@ -40,7 +45,8 @@ struct vga_switcheroo_client_ops {
 #if defined(CONFIG_VGA_SWITCHEROO)
 void vga_switcheroo_unregister_client(struct pci_dev *dev);
 int vga_switcheroo_register_client(struct pci_dev *dev,
-                                  const struct vga_switcheroo_client_ops *ops);
+                                  const struct vga_switcheroo_client_ops *ops,
+                                  bool driver_power_control);
 int vga_switcheroo_register_audio_client(struct pci_dev *pdev,
                                         const struct vga_switcheroo_client_ops *ops,
                                         int id, bool active);
@@ -55,11 +61,15 @@ int vga_switcheroo_process_delayed_switch(void);
 
 int vga_switcheroo_get_client_state(struct pci_dev *dev);
 
+void vga_switcheroo_set_dynamic_switch(struct pci_dev *pdev, enum vga_switcheroo_state dynamic);
+
+int vga_switcheroo_init_domain_pm_ops(struct device *dev, struct dev_pm_domain *domain);
+int vga_switcheroo_init_domain_pm_optimus_hdmi_audio(struct device *dev, struct dev_pm_domain *domain);
 #else
 
 static inline void vga_switcheroo_unregister_client(struct pci_dev *dev) {}
 static inline int vga_switcheroo_register_client(struct pci_dev *dev,
-               const struct vga_switcheroo_client_ops *ops) { return 0; }
+               const struct vga_switcheroo_client_ops *ops, bool driver_power_control) { return 0; }
 static inline void vga_switcheroo_client_fb_set(struct pci_dev *dev, struct fb_info *info) {}
 static inline int vga_switcheroo_register_handler(struct vga_switcheroo_handler *handler) { return 0; }
 static inline int vga_switcheroo_register_audio_client(struct pci_dev *pdev,
@@ -69,5 +79,10 @@ static inline void vga_switcheroo_unregister_handler(void) {}
 static inline int vga_switcheroo_process_delayed_switch(void) { return 0; }
 static inline int vga_switcheroo_get_client_state(struct pci_dev *dev) { return VGA_SWITCHEROO_ON; }
 
+static inline void vga_switcheroo_set_dynamic_switch(struct pci_dev *pdev, enum vga_switcheroo_state dynamic) {}
+
+static inline int vga_switcheroo_init_domain_pm_ops(struct device *dev, struct dev_pm_domain *domain) { return -EINVAL; }
+static inline int vga_switcheroo_init_domain_pm_optimus_hdmi_audio(struct device *dev, struct dev_pm_domain *domain) { return -EINVAL; }
 
 #endif
+#endif /* _LINUX_VGA_SWITCHEROO_H_ */