diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2024-10-14 10:51:10 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-11-04 11:25:42 -0500 |
| commit | 8fe7cf58ff0e46769b86b3890d657c8996b86bc6 (patch) | |
| tree | 79c11a23ff9df3c8f61d8e180f43bc7a8210d0c5 /drivers/gpu/drm/amd/amdkfd | |
| parent | ecfe9b237687a55d596fff0650ccc8cc455edd3f (diff) | |
drm/amdkfd: add an interface to query whether is KFD is active
Add an interface to query whether KFD has any active queues.
v2: fix build issues
Acked-by: Srinivasan Shanmugam <srinivasan.shanmugam@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.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c index fad1c8f2bc83..348925254bff 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c @@ -1392,6 +1392,13 @@ void kfd_dec_compute_active(struct kfd_node *node) WARN_ONCE(count < 0, "Compute profile ref. count error"); } +static bool kfd_compute_active(struct kfd_node *node) +{ + if (atomic_read(&node->kfd->compute_profile)) + return true; + return false; +} + void kgd2kfd_smi_event_throttle(struct kfd_dev *kfd, uint64_t throttle_bitmask) { /* @@ -1485,6 +1492,24 @@ int kgd2kfd_stop_sched(struct kfd_dev *kfd, uint32_t node_id) return node->dqm->ops.halt(node->dqm); } +bool kgd2kfd_compute_active(struct kfd_dev *kfd, uint32_t node_id) +{ + struct kfd_node *node; + + if (!kfd->init_complete) + return false; + + if (node_id >= kfd->num_nodes) { + dev_warn(kfd->adev->dev, "Invalid node ID: %u exceeds %u\n", + node_id, kfd->num_nodes - 1); + return false; + } + + node = kfd->nodes[node_id]; + + return kfd_compute_active(node); +} + #if defined(CONFIG_DEBUG_FS) /* This function will send a package to HIQ to hang the HWS |