Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 47771669 authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/radeon/atpx: check for ATIF dGPU wake for display events support 



Some ATPX laptops implement special circuitry to generate
display hotplug events via ACPI when the dGPU is powered off.
Check if this is supported.

Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 1b0f568d

drivers/gpu/drm/radeon/radeon_atpx_handler.c

+5 −0
Original line number Diff line number Diff line
@@ -29,6 +29,7 @@ struct radeon_atpx { 
	acpi_handle handle;

	struct radeon_atpx_functions functions;

	bool is_hybrid;

	bool dgpu_req_power_for_displays;

};



static struct radeon_atpx_priv {
@@ -72,6 +73,10 @@ bool radeon_is_atpx_hybrid(void) { 
	return radeon_atpx_priv.atpx.is_hybrid;

}



bool radeon_atpx_dgpu_req_power_for_displays(void) {

	return radeon_atpx_priv.atpx.dgpu_req_power_for_displays;

}



/**

 * radeon_atpx_call - call an ATPX method

 *