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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>
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2 changed files with 12 additions and 0 deletions
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@ -1867,6 +1867,12 @@ static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false;
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static inline bool amdgpu_has_atpx(void) { return false; }
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#endif
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#if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI)
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void *amdgpu_atpx_get_dhandle(void);
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#else
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static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; }
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#endif
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/*
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* KMS
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*/
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@ -90,6 +90,12 @@ bool amdgpu_atpx_dgpu_req_power_for_displays(void) {
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return amdgpu_atpx_priv.atpx.dgpu_req_power_for_displays;
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}
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#if defined(CONFIG_ACPI)
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void *amdgpu_atpx_get_dhandle(void) {
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return amdgpu_atpx_priv.dhandle;
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}
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#endif
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/**
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* amdgpu_atpx_call - call an ATPX method
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*
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