From 10ebc0bc09344ab6310309169efc73dfe6c23d72 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Mon, 17 Sep 2012 14:40:31 +1000 Subject: drm/radeon: add runtime PM support (v2) This hooks radeon up to the runtime PM system to enable dynamic power management for secondary GPUs in switchable and powerxpress laptops. v2: agd5f: clean up, add module parameter Signed-off-by: Dave Airlie Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/radeon_atpx_handler.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/gpu/drm/radeon/radeon_atpx_handler.c') diff --git a/drivers/gpu/drm/radeon/radeon_atpx_handler.c b/drivers/gpu/drm/radeon/radeon_atpx_handler.c index d96070bf8388..6153ec18943a 100644 --- a/drivers/gpu/drm/radeon/radeon_atpx_handler.c +++ b/drivers/gpu/drm/radeon/radeon_atpx_handler.c @@ -59,6 +59,10 @@ struct atpx_mux { u16 mux; } __packed; +bool radeon_is_px(void) { + return radeon_atpx_priv.atpx_detected; +} + /** * radeon_atpx_call - call an ATPX method * -- cgit v1.2.1