diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2017-06-07 12:59:29 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-06-07 18:02:06 -0400 |
| commit | 2db0cdbe2879f424e28f69755a16344348247d44 (patch) | |
| tree | 71773c2285989ccfbf9824ee7573bb8abf13fcbe /drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h | |
| parent | ee04fac3b7cc5093653ba87bfdc241d321f4a3da (diff) | |
drm/amdgpu: move mec queue helpers to amdgpu_gfx.h
They are gfx related, not general helpers.
Reviewed-by: Alex Xie <AlexBin.Xie@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h index 9b9ea6eb49c5..fa20438a7b4f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h @@ -45,4 +45,34 @@ static inline u32 amdgpu_gfx_create_bitmask(u32 bit_width) return (u32)((1ULL << bit_width) - 1); } +static inline int amdgpu_gfx_queue_to_bit(struct amdgpu_device *adev, + int mec, int pipe, int queue) +{ + int bit = 0; + + bit += mec * adev->gfx.mec.num_pipe_per_mec + * adev->gfx.mec.num_queue_per_pipe; + bit += pipe * adev->gfx.mec.num_queue_per_pipe; + bit += queue; + + return bit; +} + +static inline void amdgpu_gfx_bit_to_queue(struct amdgpu_device *adev, int bit, + int *mec, int *pipe, int *queue) +{ + *queue = bit % adev->gfx.mec.num_queue_per_pipe; + *pipe = (bit / adev->gfx.mec.num_queue_per_pipe) + % adev->gfx.mec.num_pipe_per_mec; + *mec = (bit / adev->gfx.mec.num_queue_per_pipe) + / adev->gfx.mec.num_pipe_per_mec; + +} +static inline bool amdgpu_gfx_is_mec_queue_enabled(struct amdgpu_device *adev, + int mec, int pipe, int queue) +{ + return test_bit(amdgpu_gfx_queue_to_bit(adev, mec, pipe, queue), + adev->gfx.mec.queue_bitmap); +} + #endif |