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drm/amdkfd: Add gpu reset interface and place holder 

Signed-off-by: Shaoyun Liu <Shaoyun.Liu@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
This commit is contained in:
Shaoyun Liu 2018-07-11 22:32:54 -04:00 committed by Oded Gabbay
parent 0c119abad7
commit e3b7a96774
3 changed files with 16 additions and 0 deletions
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10
drivers/gpu/drm/amd/amdkfd/kfd_device.c
View File

@ -514,6 +514,16 @@ void kgd2kfd_device_exit(struct kfd_dev *kfd)
kfree(kfd);
}
int kgd2kfd_pre_reset(struct kfd_dev *kfd)
{
return 0;
}
int kgd2kfd_post_reset(struct kfd_dev *kfd)
{
return 0;
}
void kgd2kfd_suspend(struct kfd_dev *kfd)
{
if (!kfd->init_complete)

2
drivers/gpu/drm/amd/amdkfd/kfd_module.c
View File

@ -47,6 +47,8 @@ static const struct kgd2kfd_calls kgd2kfd = {
.resume_mm = kgd2kfd_resume_mm,
.schedule_evict_and_restore_process =
kgd2kfd_schedule_evict_and_restore_process,
.pre_reset = kgd2kfd_pre_reset,
.post_reset = kgd2kfd_post_reset,
};
int sched_policy = KFD_SCHED_POLICY_HWS;

4
drivers/gpu/drm/amd/amdkfd/kfd_priv.h
View File

@ -815,6 +815,10 @@ bool interrupt_is_wanted(struct kfd_dev *dev,
void kgd2kfd_suspend(struct kfd_dev *kfd);
int kgd2kfd_resume(struct kfd_dev *kfd);
/* GPU reset */
int kgd2kfd_pre_reset(struct kfd_dev *kfd);
int kgd2kfd_post_reset(struct kfd_dev *kfd);
/* amdkfd Apertures */
int kfd_init_apertures(struct kfd_process *process);