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| author | Lyude Paul <lyude@redhat.com> | 2018-06-26 03:09:06 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-06-28 22:32:18 +0200 |
| commit | 4aa5d5eb82bb237d0bb3a38b2a7555054d018081 (patch) | |
| tree | 2551e1d46953f95978b6c453a2e11155a1067a34 /drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c | |
| parent | drm/amdgpu: Make struct amdgpu_atif private to amdgpu_acpi.c (diff) | |
| download | linux-4aa5d5eb82bb237d0bb3a38b2a7555054d018081.tar.xz linux-4aa5d5eb82bb237d0bb3a38b2a7555054d018081.zip | |
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>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c | 6 |
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 daa06e7c5bb7..9ab89371d9e8 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 * |