diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_device.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 33 |
1 files changed, 1 insertions, 32 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 2ff4194fd153..ae9a3a0334d7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -438,38 +438,7 @@ static void amdgpu_device_doorbell_fini(struct amdgpu_device *adev) adev->doorbell.ptr = NULL; } -/** - * amdgpu_doorbell_get_kfd_info - Report doorbell configuration required to - * setup amdkfd - * - * @adev: amdgpu_device pointer - * @aperture_base: output returning doorbell aperture base physical address - * @aperture_size: output returning doorbell aperture size in bytes - * @start_offset: output returning # of doorbell bytes reserved for amdgpu. - * - * amdgpu and amdkfd share the doorbell aperture. amdgpu sets it up, - * takes doorbells required for its own rings and reports the setup to amdkfd. - * amdgpu reserved doorbells are at the start of the doorbell aperture. - */ -void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev, - phys_addr_t *aperture_base, - size_t *aperture_size, - size_t *start_offset) -{ - /* - * The first num_doorbells are used by amdgpu. - * amdkfd takes whatever's left in the aperture. - */ - if (adev->doorbell.size > adev->doorbell.num_doorbells * sizeof(u32)) { - *aperture_base = adev->doorbell.base; - *aperture_size = adev->doorbell.size; - *start_offset = adev->doorbell.num_doorbells * sizeof(u32); - } else { - *aperture_base = 0; - *aperture_size = 0; - *start_offset = 0; - } -} + /* * amdgpu_device_wb_*() |