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authorLyude Paul <lyude@redhat.com>2018-06-25 21:09:06 -0400
committerAlex Deucher <alexander.deucher@amd.com>2018-07-05 16:38:58 -0500
commit24aeefcdee255d21cc43bb511d5fdb760062199d (patch)
tree08f6801076346fcff95d1b0fa36948e3ffeb4953 /drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
parentaa03c075d02f89ae5acae10df1c8a3b095a440e7 (diff)
drm/amdgpu: Add amdgpu_atpx_get_dhandle()
Since it seems that some vendors are storing the ATIF ACPI methods under the same handle that ATPX lives under instead of the device's own handle, we're going to need to be able to retrieve this handle later so we can probe for ATIF there. Signed-off-by: Lyude Paul <lyude@redhat.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
index a3896412a019..b33f1680c9a3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
@@ -90,6 +90,12 @@ bool amdgpu_atpx_dgpu_req_power_for_displays(void) {
return amdgpu_atpx_priv.atpx.dgpu_req_power_for_displays;
}
+#if defined(CONFIG_ACPI)
+void *amdgpu_atpx_get_dhandle(void) {
+ return amdgpu_atpx_priv.dhandle;
+}
+#endif
+
/**
* amdgpu_atpx_call - call an ATPX method
*