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| author | Felix Kuehling <Felix.Kuehling@amd.com> | 2017-11-27 18:29:49 -0500 |
|---|---|---|
| committer | Oded Gabbay <oded.gabbay@gmail.com> | 2017-11-27 18:29:49 -0500 |
| commit | 851a645efd0fee7f27819ab30f3b353bace3cd98 (patch) | |
| tree | 7f27e0b1103fa04687f50663accdf88d1fe5e742 /drivers/gpu/drm/amd/amdkfd/kfd_process.c | |
| parent | 80c195f5c2bd4da139f913b4debc5b75173f6fca (diff) | |
| download | talos-op-linux-851a645efd0fee7f27819ab30f3b353bace3cd98.tar.gz talos-op-linux-851a645efd0fee7f27819ab30f3b353bace3cd98.zip | |
drm/amdkfd: Add debugfs support to KFD
This commit adds several debugfs entries for kfd:
kfd/hqds: dumps all HQDs on all GPUs for KFD-controlled compute and
SDMA RLC queues
kfd/mqds: dumps all MQDs of all KFD processes on all GPUs
kfd/rls: dumps HWS runlists on all GPUs
Signed-off-by: Yong Zhao <yong.zhao@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_process.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_process.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c index 39f4c19aaf61..99c18ee65a76 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c @@ -620,3 +620,32 @@ int kfd_reserved_mem_mmap(struct kfd_process *process, PFN_DOWN(__pa(qpd->cwsr_kaddr)), KFD_CWSR_TBA_TMA_SIZE, vma->vm_page_prot); } + +#if defined(CONFIG_DEBUG_FS) + +int kfd_debugfs_mqds_by_process(struct seq_file *m, void *data) +{ + struct kfd_process *p; + unsigned int temp; + int r = 0; + + int idx = srcu_read_lock(&kfd_processes_srcu); + + hash_for_each_rcu(kfd_processes_table, temp, p, kfd_processes) { + seq_printf(m, "Process %d PASID %d:\n", + p->lead_thread->tgid, p->pasid); + + mutex_lock(&p->mutex); + r = pqm_debugfs_mqds(m, &p->pqm); + mutex_unlock(&p->mutex); + + if (r) + break; + } + + srcu_read_unlock(&kfd_processes_srcu, idx); + + return r; +} + +#endif |
