diff options
| author | Huang Rui <ray.huang@amd.com> | 2017-01-05 13:44:41 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-01-27 19:13:06 +0300 |
| commit | 6cb2d4e4f3b1f0857c720ab8c41a764f18995377 (patch) | |
| tree | dd43467632c3b7866232440822dda2eb7c363328 /drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | |
| parent | c8394f38fa2362385fd34f7034a2276b458c640e (diff) | |
| download | linux-6cb2d4e4f3b1f0857c720ab8c41a764f18995377.tar.xz | |
drm/amdgpu: introduce an interface to get clock gating status dynamically
Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_device.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index eb66cc526950..85b36edbdd61 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1131,6 +1131,18 @@ int amdgpu_set_powergating_state(struct amdgpu_device *adev, return r; } +void amdgpu_get_clockgating_state(struct amdgpu_device *adev, u32 *flags) +{ + int i; + + for (i = 0; i < adev->num_ip_blocks; i++) { + if (!adev->ip_blocks[i].status.valid) + continue; + if (adev->ip_blocks[i].version->funcs->get_clockgating_state) + adev->ip_blocks[i].version->funcs->get_clockgating_state((void *)adev, flags); + } +} + int amdgpu_wait_for_idle(struct amdgpu_device *adev, enum amd_ip_block_type block_type) { |