[PATCH 3/5] drm/amdgpu: use amdgpu_bo_create_user() for gem object
Nirmoy
nirmodas at amd.com
Mon Mar 8 14:06:06 UTC 2021
On 3/8/21 2:58 PM, Christian König wrote:
>
>
> Am 08.03.21 um 14:56 schrieb Nirmoy:
>>
>> On 3/5/21 4:11 PM, Christian König wrote:
>>> We might need to use this for the KFD as well.
>>
>> Do you mean for amdgpu_amdkfd_alloc_gws() ?
>
> For example, yes. Basically all places where KFD allocated an BO with
> the TTM type device/user.
Thanks Christian!
>
> Regards,
> Christian.
>
>>
>>
>> Regards,
>>
>> Nirmoy
>>
>>
>>
>>>
>>> Christian.
>>>
>>> Am 05.03.21 um 15:35 schrieb Nirmoy Das:
>>>> GEM objects encapsulate amdgpu_bo for userspace applications.
>>>> Now that we have a new amdgpu_bo_user subclass for that purpose,
>>>> let's use that instead.
>>>>
>>>> Signed-off-by: Nirmoy Das <nirmoy.das at amd.com>
>>>> ---
>>>> drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 4 +++-
>>>> 1 file changed, 3 insertions(+), 1 deletion(-)
>>>>
>>>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
>>>> b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
>>>> index 8e9b8a6e6ef0..9d2b55eb31c2 100644
>>>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
>>>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
>>>> @@ -54,6 +54,7 @@ int amdgpu_gem_object_create(struct amdgpu_device
>>>> *adev, unsigned long size,
>>>> struct drm_gem_object **obj)
>>>> {
>>>> struct amdgpu_bo *bo;
>>>> + struct amdgpu_bo_user *ubo;
>>>> struct amdgpu_bo_param bp;
>>>> int r;
>>>> @@ -68,7 +69,7 @@ int amdgpu_gem_object_create(struct
>>>> amdgpu_device *adev, unsigned long size,
>>>> retry:
>>>> bp.flags = flags;
>>>> bp.domain = initial_domain;
>>>> - r = amdgpu_bo_create(adev, &bp, &bo);
>>>> + r = amdgpu_bo_create_user(adev, &bp, &ubo);
>>>> if (r) {
>>>> if (r != -ERESTARTSYS) {
>>>> if (flags & AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED) {
>>>> @@ -85,6 +86,7 @@ int amdgpu_gem_object_create(struct amdgpu_device
>>>> *adev, unsigned long size,
>>>> }
>>>> return r;
>>>> }
>>>> + bo = &ubo->bo;
>>>> *obj = &bo->tbo.base;
>>>> return 0;
>>>
>
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