diff options
| author | Tao Zhou <tao.zhou1@amd.com> | 2021-12-16 14:34:10 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-12-28 16:02:47 -0500 |
| commit | dec63443380cf2ce6bc41258159cda4165fa4279 (patch) | |
| tree | caeb7c802eb21e229085d635f597cdf4afba94de /drivers/gpu/drm/amd/amdkfd | |
| parent | f6b80c04aabb4fdd18ed8fcbaa5efef64e5d0b36 (diff) | |
| download | linux-dec63443380cf2ce6bc41258159cda4165fa4279.tar.gz | |
drm/amdkfd: add reset queue function for RAS poison (v2)
The new interface unmaps queues with reset mode for the process consumes
RAS poison, it's only for compute queue.
v2: rename the function to reset_queues.
Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c | 16 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h | 5 |
2 files changed, 21 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c index 01a2cc3928ac..19890e350107 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c @@ -1476,6 +1476,21 @@ static int unmap_queues_cpsch(struct device_queue_manager *dqm, return retval; } +/* only for compute queue */ +static int reset_queues_cpsch(struct device_queue_manager *dqm, + uint16_t pasid) +{ + int retval; + + dqm_lock(dqm); + + retval = unmap_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_BY_PASID, + pasid, true); + + dqm_unlock(dqm); + return retval; +} + /* dqm->lock mutex has to be locked before calling this function */ static int execute_queues_cpsch(struct device_queue_manager *dqm, enum kfd_unmap_queues_filter filter, @@ -1896,6 +1911,7 @@ struct device_queue_manager *device_queue_manager_init(struct kfd_dev *dev) dqm->ops.evict_process_queues = evict_process_queues_cpsch; dqm->ops.restore_process_queues = restore_process_queues_cpsch; dqm->ops.get_wave_state = get_wave_state; + dqm->ops.reset_queues = reset_queues_cpsch; break; case KFD_SCHED_POLICY_NO_HWS: /* initialize dqm for no cp scheduling */ diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h index 499fc0ea387f..e145e4deb53a 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h @@ -81,6 +81,8 @@ struct device_process_node { * * @get_wave_state: Retrieves context save state and optionally copies the * control stack, if kept in the MQD, to the given userspace address. + * + * @reset_queues: reset queues which consume RAS poison */ struct device_queue_manager_ops { @@ -134,6 +136,9 @@ struct device_queue_manager_ops { void __user *ctl_stack, u32 *ctl_stack_used_size, u32 *save_area_used_size); + + int (*reset_queues)(struct device_queue_manager *dqm, + uint16_t pasid); }; struct device_queue_manager_asic_ops { |