diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c index 3200ff9bab8c..8fc5aa33347e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c @@ -95,14 +95,30 @@ void amdgpu_amdkfd_device_probe(struct amdgpu_device *adev) void amdgpu_amdkfd_device_init(struct amdgpu_device *adev) { + int i; + int last_valid_bit; if (adev->kfd) { struct kgd2kfd_shared_resources gpu_resources = { .compute_vmid_bitmap = 0xFF00, - - .first_compute_pipe = 1, - .compute_pipe_count = 4 - 1, + .num_mec = adev->gfx.mec.num_mec, + .num_pipe_per_mec = adev->gfx.mec.num_pipe_per_mec, + .num_queue_per_pipe = adev->gfx.mec.num_queue_per_pipe }; + /* this is going to have a few of the MSBs set that we need to + * clear */ + bitmap_complement(gpu_resources.queue_bitmap, + adev->gfx.mec.queue_bitmap, + KGD_MAX_QUEUES); + + /* According to linux/bitmap.h we shouldn't use bitmap_clear if + * nbits is not compile time constant */ + last_valid_bit = adev->gfx.mec.num_mec + * adev->gfx.mec.num_pipe_per_mec + * adev->gfx.mec.num_queue_per_pipe; + for (i = last_valid_bit; i < KGD_MAX_QUEUES; ++i) + clear_bit(i, gpu_resources.queue_bitmap); + amdgpu_doorbell_get_kfd_info(adev, &gpu_resources.doorbell_physical_address, &gpu_resources.doorbell_aperture_size, |