vga_switcheroo: Add the support for audio clients
Add the support for audio clients to VGA-switcheroo for handling the
HDMI audio controller together with VGA switching. The id of the
audio controller should be given explicitly at registration time
unlike the video controller.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=43155
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/include/linux/vga_switcheroo.h b/include/linux/vga_switcheroo.h
index 3c54ebc..b455c7c 100644
--- a/include/linux/vga_switcheroo.h
+++ b/include/linux/vga_switcheroo.h
@@ -38,6 +38,9 @@
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);
+int vga_switcheroo_register_audio_client(struct pci_dev *pdev,
+ const struct vga_switcheroo_client_ops *ops,
+ int id, bool active);
void vga_switcheroo_client_fb_set(struct pci_dev *dev,
struct fb_info *info);
@@ -54,6 +57,9 @@
const struct vga_switcheroo_client_ops *ops) { 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,
+ const struct vga_switcheroo_client_ops *ops,
+ int id, bool active) { return 0; }
static inline void vga_switcheroo_unregister_handler(void) {}
static inline int vga_switcheroo_process_delayed_switch(void) { return 0; }