return retval;
}
-static int set_trap_handler(struct device_queue_manager *dqm,
- struct qcm_process_device *qpd,
- uint64_t tba_addr,
- uint64_t tma_addr)
-{
- uint64_t *tma;
-
- if (dqm->dev->cwsr_enabled) {
- /* Jump from CWSR trap handler to user trap */
- tma = (uint64_t *)(qpd->cwsr_kaddr + KFD_CWSR_TMA_OFFSET);
- tma[0] = tba_addr;
- tma[1] = tma_addr;
- } else {
- qpd->tba_addr = tba_addr;
- qpd->tma_addr = tma_addr;
- }
-
- return 0;
-}
-
static int process_termination_nocpsch(struct device_queue_manager *dqm,
struct qcm_process_device *qpd)
{
dqm->ops.create_kernel_queue = create_kernel_queue_cpsch;
dqm->ops.destroy_kernel_queue = destroy_kernel_queue_cpsch;
dqm->ops.set_cache_memory_policy = set_cache_memory_policy;
- dqm->ops.set_trap_handler = set_trap_handler;
dqm->ops.process_termination = process_termination_cpsch;
dqm->ops.evict_process_queues = evict_process_queues_cpsch;
dqm->ops.restore_process_queues = restore_process_queues_cpsch;
dqm->ops.initialize = initialize_nocpsch;
dqm->ops.uninitialize = uninitialize;
dqm->ops.set_cache_memory_policy = set_cache_memory_policy;
- dqm->ops.set_trap_handler = set_trap_handler;
dqm->ops.process_termination = process_termination_nocpsch;
dqm->ops.evict_process_queues = evict_process_queues_nocpsch;
dqm->ops.restore_process_queues =
void __user *alternate_aperture_base,
uint64_t alternate_aperture_size);
- int (*set_trap_handler)(struct device_queue_manager *dqm,
- struct qcm_process_device *qpd,
- uint64_t tba_addr,
- uint64_t tma_addr);
-
int (*process_termination)(struct device_queue_manager *dqm,
struct qcm_process_device *qpd);
/* amdkfd Apertures */
int kfd_init_apertures(struct kfd_process *process);
+void kfd_process_set_trap_handler(struct qcm_process_device *qpd,
+ uint64_t tba_addr,
+ uint64_t tma_addr);
+
/* Queue Context Management */
int init_queue(struct queue **q, const struct queue_properties *properties);
void uninit_queue(struct queue *q);
return 0;
}
+void kfd_process_set_trap_handler(struct qcm_process_device *qpd,
+ uint64_t tba_addr,
+ uint64_t tma_addr)
+{
+ if (qpd->cwsr_kaddr) {
+ /* KFD trap handler is bound, record as second-level TBA/TMA
+ * in first-level TMA. First-level trap will jump to second.
+ */
+ uint64_t *tma =
+ (uint64_t *)(qpd->cwsr_kaddr + KFD_CWSR_TMA_OFFSET);
+ tma[0] = tba_addr;
+ tma[1] = tma_addr;
+ } else {
+ /* No trap handler bound, bind as first-level TBA/TMA. */
+ qpd->tba_addr = tba_addr;
+ qpd->tma_addr = tma_addr;
+ }
+}
+
/*
* On return the kfd_process is fully operational and will be freed when the
* mm is released