dqm->gws_queue_count = 0;
dqm->active_runlist = false;
INIT_WORK(&dqm->hw_exception_work, kfd_process_hw_exception);
+ dqm->trap_debug_vmid = 0;
init_sdma_bitmaps(dqm);
amdgpu_amdkfd_gpu_reset(dqm->dev->adev);
}
+int reserve_debug_trap_vmid(struct device_queue_manager *dqm,
+ struct qcm_process_device *qpd)
+{
+ int r;
+ int updated_vmid_mask;
+
+ if (dqm->sched_policy == KFD_SCHED_POLICY_NO_HWS) {
+ pr_err("Unsupported on sched_policy: %i\n", dqm->sched_policy);
+ return -EINVAL;
+ }
+
+ dqm_lock(dqm);
+
+ if (dqm->trap_debug_vmid != 0) {
+ pr_err("Trap debug id already reserved\n");
+ r = -EBUSY;
+ goto out_unlock;
+ }
+
+ r = unmap_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES, 0,
+ USE_DEFAULT_GRACE_PERIOD, false);
+ if (r)
+ goto out_unlock;
+
+ updated_vmid_mask = dqm->dev->kfd->shared_resources.compute_vmid_bitmap;
+ updated_vmid_mask &= ~(1 << dqm->dev->vm_info.last_vmid_kfd);
+
+ dqm->dev->kfd->shared_resources.compute_vmid_bitmap = updated_vmid_mask;
+ dqm->trap_debug_vmid = dqm->dev->vm_info.last_vmid_kfd;
+ r = set_sched_resources(dqm);
+ if (r)
+ goto out_unlock;
+
+ r = map_queues_cpsch(dqm);
+ if (r)
+ goto out_unlock;
+
+ pr_debug("Reserved VMID for trap debug: %i\n", dqm->trap_debug_vmid);
+
+out_unlock:
+ dqm_unlock(dqm);
+ return r;
+}
+
+/*
+ * Releases vmid for the trap debugger
+ */
+int release_debug_trap_vmid(struct device_queue_manager *dqm,
+ struct qcm_process_device *qpd)
+{
+ int r;
+ int updated_vmid_mask;
+ uint32_t trap_debug_vmid;
+
+ if (dqm->sched_policy == KFD_SCHED_POLICY_NO_HWS) {
+ pr_err("Unsupported on sched_policy: %i\n", dqm->sched_policy);
+ return -EINVAL;
+ }
+
+ dqm_lock(dqm);
+ trap_debug_vmid = dqm->trap_debug_vmid;
+ if (dqm->trap_debug_vmid == 0) {
+ pr_err("Trap debug id is not reserved\n");
+ r = -EINVAL;
+ goto out_unlock;
+ }
+
+ r = unmap_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES, 0,
+ USE_DEFAULT_GRACE_PERIOD, false);
+ if (r)
+ goto out_unlock;
+
+ updated_vmid_mask = dqm->dev->kfd->shared_resources.compute_vmid_bitmap;
+ updated_vmid_mask |= (1 << dqm->dev->vm_info.last_vmid_kfd);
+
+ dqm->dev->kfd->shared_resources.compute_vmid_bitmap = updated_vmid_mask;
+ dqm->trap_debug_vmid = 0;
+ r = set_sched_resources(dqm);
+ if (r)
+ goto out_unlock;
+
+ r = map_queues_cpsch(dqm);
+ if (r)
+ goto out_unlock;
+
+ pr_debug("Released VMID for trap debug: %i\n", trap_debug_vmid);
+
+out_unlock:
+ dqm_unlock(dqm);
+ return r;
+}
+
#if defined(CONFIG_DEBUG_FS)
static void seq_reg_dump(struct seq_file *m,
struct kfd_mem_obj *fence_mem;
bool active_runlist;
int sched_policy;
+ uint32_t trap_debug_vmid;
/* hw exception */
bool is_hws_hang;
unsigned int get_pipes_per_mec(struct device_queue_manager *dqm);
unsigned int get_num_sdma_queues(struct device_queue_manager *dqm);
unsigned int get_num_xgmi_sdma_queues(struct device_queue_manager *dqm);
+int reserve_debug_trap_vmid(struct device_queue_manager *dqm,
+ struct qcm_process_device *qpd);
+int release_debug_trap_vmid(struct device_queue_manager *dqm,
+ struct qcm_process_device *qpd);
static inline unsigned int get_sh_mem_bases_32(struct kfd_process_device *pdd)
{
{
struct pm4_mes_map_process *packet;
uint64_t vm_page_table_base_addr = qpd->page_table_base;
+ struct kfd_node *kfd = pm->dqm->dev;
+ struct kfd_process_device *pdd =
+ container_of(qpd, struct kfd_process_device, qpd);
packet = (struct pm4_mes_map_process *)buffer;
memset(buffer, 0, sizeof(struct pm4_mes_map_process));
packet->bitfields14.sdma_enable = 1;
packet->bitfields14.num_queues = (qpd->is_debug) ? 0 : qpd->queue_count;
+ if (kfd->dqm->trap_debug_vmid && pdd->process->debug_trap_enabled &&
+ pdd->process->runtime_info.runtime_state == DEBUG_RUNTIME_STATE_ENABLED) {
+ packet->bitfields2.debug_vmid = kfd->dqm->trap_debug_vmid;
+ packet->bitfields2.new_debug = 1;
+ }
+
packet->sh_mem_config = qpd->sh_mem_config;
packet->sh_mem_bases = qpd->sh_mem_bases;
if (qpd->tba_addr) {