set_panel_expansion_mode 2279 drivers/gpu/drm/radeon/radeon.h 	bool set_panel_expansion_mode;
set_panel_expansion_mode  194 drivers/gpu/drm/radeon/radeon_acpi.c 	f->set_panel_expansion_mode = mask & ATIF_SET_PANEL_EXPANSION_MODE_IN_CMOS_SUPPORTED;