diff options
| author | Le Ma <le.ma@amd.com> | 2020-10-30 11:24:07 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-07-13 11:25:17 -0400 |
| commit | 0fe6906203d02d050e86b3398219df7bd9e8fe47 (patch) | |
| tree | 77a3932399fa947dd20b13c154bee204ec7faa7b /drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c | |
| parent | f1549c09c520877be211d483d3c6f4e7f77d2588 (diff) | |
drm/amdgpu/mes: init aggregated doorbell
Allocate and enable aggregated doorbell.
Signed-off-by: Le Ma <le.ma@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Jack Xiao <Jack.Xiao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c index c65fab3fd292..9c35cf0916de 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c @@ -114,8 +114,14 @@ static int amdgpu_mes_doorbell_init(struct amdgpu_device *adev) size_t doorbell_start_offset; size_t doorbell_aperture_size; size_t doorbell_process_limit; + size_t aggregated_doorbell_start; + int i; - doorbell_start_offset = (adev->doorbell_index.max_assignment+1) * sizeof(u32); + aggregated_doorbell_start = (adev->doorbell_index.max_assignment + 1) * sizeof(u32); + aggregated_doorbell_start = + roundup(aggregated_doorbell_start, PAGE_SIZE); + + doorbell_start_offset = aggregated_doorbell_start + PAGE_SIZE; doorbell_start_offset = roundup(doorbell_start_offset, amdgpu_mes_doorbell_process_slice(adev)); @@ -135,6 +141,11 @@ static int amdgpu_mes_doorbell_init(struct amdgpu_device *adev) adev->mes.doorbell_id_offset = doorbell_start_offset / sizeof(u32); adev->mes.max_doorbell_slices = doorbell_process_limit; + /* allocate Qword range for aggregated doorbell */ + for (i = 0; i < AMDGPU_MES_PRIORITY_NUM_LEVELS; i++) + adev->mes.aggregated_doorbells[i] = + aggregated_doorbell_start / sizeof(u32) + i * 2; + DRM_INFO("max_doorbell_slices=%zu\n", doorbell_process_limit); return 0; } @@ -174,9 +185,6 @@ int amdgpu_mes_init(struct amdgpu_device *adev) adev->mes.sdma_hqd_mask[i] = 0xfc; } - for (i = 0; i < AMDGPU_MES_PRIORITY_NUM_LEVELS; i++) - adev->mes.agreegated_doorbells[i] = 0xffffffff; - r = amdgpu_device_wb_get(adev, &adev->mes.sch_ctx_offs); if (r) { dev_err(adev->dev, |