diff options
| author | Mukul Joshi <mukul.joshi@amd.com> | 2022-04-26 13:00:11 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-05-04 10:43:54 -0400 |
| commit | cc009e613de6560eb499f8bc92c80a737752cb30 (patch) | |
| tree | fbc536b7d33081b3cb60081587c8d32d82e4c647 /drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | |
| parent | 3b9186fa868be5d0f2756d06af54c497288d2601 (diff) | |
drm/amdkfd: Add KFD support for soc21 v3
Add initial support for soc21 in KFD compute
driver (Mukul)
- Add new definition for soc21 device.
- Add new file for amdgpu-kfd interface for GFX11 family.
- Add new file for queue management, interrupt handling,
mqd management for GFX11 family in KFD driver.
- Related changes/updates for soc21 device in
KFD driver.
- Repurpose last 2 entries of SDMA MQD for driver use.
v2: Add an optional argument into update queue operation (Mukul)
v3: Switch to ip version check, replace kgd_dev with
amdgpu_device (Hawking)
Signed-off-by: Mukul Joshi <mukul.joshi@amd.com>
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Oak Zeng <Oak.Zeng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c index 64c6664b34e8..1f8161cd507f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c @@ -100,7 +100,18 @@ static void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev, * 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)) { + if (adev->enable_mes) { + /* + * With MES enabled, we only need to initialize + * the base address. The size and offset are + * not initialized as AMDGPU manages the whole + * doorbell space. + */ + *aperture_base = adev->doorbell.base; + *aperture_size = 0; + *start_offset = 0; + } else 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); @@ -128,7 +139,7 @@ void amdgpu_amdkfd_device_init(struct amdgpu_device *adev) AMDGPU_GMC_HOLE_START), .drm_render_minor = adev_to_drm(adev)->render->index, .sdma_doorbell_idx = adev->doorbell_index.sdma_engine, - + .enable_mes = adev->enable_mes, }; /* this is going to have a few of the MSBs set that we need to |