aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c')
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c63
1 files changed, 45 insertions, 18 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 2baa0781eafc..0b88a64e61fe 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
@@ -46,10 +46,13 @@ static int set_pasid_vmid_mapping(struct device_queue_manager *dqm,
static int execute_queues_cpsch(struct device_queue_manager *dqm,
enum kfd_unmap_queues_filter filter,
- uint32_t filter_param);
+ uint32_t filter_param,
+ uint32_t grace_period);
static int unmap_queues_cpsch(struct device_queue_manager *dqm,
enum kfd_unmap_queues_filter filter,
- uint32_t filter_param, bool reset);
+ uint32_t filter_param,
+ uint32_t grace_period,
+ bool reset);
static int map_queues_cpsch(struct device_queue_manager *dqm);
@@ -866,7 +869,7 @@ static int update_queue(struct device_queue_manager *dqm, struct queue *q,
if (dqm->sched_policy != KFD_SCHED_POLICY_NO_HWS) {
if (!dqm->dev->kfd->shared_resources.enable_mes)
retval = unmap_queues_cpsch(dqm,
- KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0, false);
+ KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0, USE_DEFAULT_GRACE_PERIOD, false);
else if (prev_active)
retval = remove_queue_mes(dqm, q, &pdd->qpd);
@@ -1042,7 +1045,8 @@ static int evict_process_queues_cpsch(struct device_queue_manager *dqm,
retval = execute_queues_cpsch(dqm,
qpd->is_debug ?
KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES :
- KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0);
+ KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0,
+ USE_DEFAULT_GRACE_PERIOD);
out:
dqm_unlock(dqm);
@@ -1182,8 +1186,7 @@ static int restore_process_queues_cpsch(struct device_queue_manager *dqm,
}
if (!dqm->dev->kfd->shared_resources.enable_mes)
retval = execute_queues_cpsch(dqm,
- KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0);
-
+ KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0, USE_DEFAULT_GRACE_PERIOD);
eviction_duration = get_jiffies_64() - pdd->last_evict_timestamp;
atomic64_add(eviction_duration, &pdd->evict_duration_counter);
vm_not_acquired:
@@ -1525,6 +1528,9 @@ static int initialize_cpsch(struct device_queue_manager *dqm)
init_sdma_bitmaps(dqm);
+ if (dqm->dev->kfd2kgd->get_iq_wait_times)
+ dqm->dev->kfd2kgd->get_iq_wait_times(dqm->dev->adev,
+ &dqm->wait_times);
return 0;
}
@@ -1563,8 +1569,9 @@ static int start_cpsch(struct device_queue_manager *dqm)
dqm->is_hws_hang = false;
dqm->is_resetting = false;
dqm->sched_running = true;
+
if (!dqm->dev->kfd->shared_resources.enable_mes)
- execute_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0);
+ execute_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0, USE_DEFAULT_GRACE_PERIOD);
dqm_unlock(dqm);
return 0;
@@ -1589,7 +1596,7 @@ static int stop_cpsch(struct device_queue_manager *dqm)
if (!dqm->is_hws_hang) {
if (!dqm->dev->kfd->shared_resources.enable_mes)
- unmap_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES, 0, false);
+ unmap_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES, 0, USE_DEFAULT_GRACE_PERIOD, false);
else
remove_all_queues_mes(dqm);
}
@@ -1631,7 +1638,8 @@ static int create_kernel_queue_cpsch(struct device_queue_manager *dqm,
list_add(&kq->list, &qpd->priv_queue_list);
increment_queue_count(dqm, qpd, kq->queue);
qpd->is_debug = true;
- execute_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0);
+ execute_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0,
+ USE_DEFAULT_GRACE_PERIOD);
dqm_unlock(dqm);
return 0;
@@ -1645,7 +1653,8 @@ static void destroy_kernel_queue_cpsch(struct device_queue_manager *dqm,
list_del(&kq->list);
decrement_queue_count(dqm, qpd, kq->queue);
qpd->is_debug = false;
- execute_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES, 0);
+ execute_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES, 0,
+ USE_DEFAULT_GRACE_PERIOD);
/*
* Unconditionally decrement this counter, regardless of the queue's
* type.
@@ -1722,7 +1731,7 @@ static int create_queue_cpsch(struct device_queue_manager *dqm, struct queue *q,
if (!dqm->dev->kfd->shared_resources.enable_mes)
retval = execute_queues_cpsch(dqm,
- KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0);
+ KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0, USE_DEFAULT_GRACE_PERIOD);
else
retval = add_queue_mes(dqm, q, qpd);
if (retval)
@@ -1811,7 +1820,9 @@ static int map_queues_cpsch(struct device_queue_manager *dqm)
/* dqm->lock mutex has to be locked before calling this function */
static int unmap_queues_cpsch(struct device_queue_manager *dqm,
enum kfd_unmap_queues_filter filter,
- uint32_t filter_param, bool reset)
+ uint32_t filter_param,
+ uint32_t grace_period,
+ bool reset)
{
int retval = 0;
struct mqd_manager *mqd_mgr;
@@ -1823,6 +1834,12 @@ static int unmap_queues_cpsch(struct device_queue_manager *dqm,
if (!dqm->active_runlist)
return retval;
+ if (grace_period != USE_DEFAULT_GRACE_PERIOD) {
+ retval = pm_update_grace_period(&dqm->packet_mgr, grace_period);
+ if (retval)
+ return retval;
+ }
+
retval = pm_send_unmap_queue(&dqm->packet_mgr, filter, filter_param, reset);
if (retval)
return retval;
@@ -1855,6 +1872,13 @@ static int unmap_queues_cpsch(struct device_queue_manager *dqm,
return -ETIME;
}
+ /* We need to reset the grace period value for this device */
+ if (grace_period != USE_DEFAULT_GRACE_PERIOD) {
+ if (pm_update_grace_period(&dqm->packet_mgr,
+ USE_DEFAULT_GRACE_PERIOD))
+ pr_err("Failed to reset grace period\n");
+ }
+
pm_release_ib(&dqm->packet_mgr);
dqm->active_runlist = false;
@@ -1870,7 +1894,7 @@ static int reset_queues_cpsch(struct device_queue_manager *dqm,
dqm_lock(dqm);
retval = unmap_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_BY_PASID,
- pasid, true);
+ pasid, USE_DEFAULT_GRACE_PERIOD, true);
dqm_unlock(dqm);
return retval;
@@ -1879,13 +1903,14 @@ static int reset_queues_cpsch(struct device_queue_manager *dqm,
/* 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,
- uint32_t filter_param)
+ uint32_t filter_param,
+ uint32_t grace_period)
{
int retval;
if (dqm->is_hws_hang)
return -EIO;
- retval = unmap_queues_cpsch(dqm, filter, filter_param, false);
+ retval = unmap_queues_cpsch(dqm, filter, filter_param, grace_period, false);
if (retval)
return retval;
@@ -1943,7 +1968,8 @@ static int destroy_queue_cpsch(struct device_queue_manager *dqm,
if (!dqm->dev->kfd->shared_resources.enable_mes) {
decrement_queue_count(dqm, qpd, q);
retval = execute_queues_cpsch(dqm,
- KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0);
+ KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0,
+ USE_DEFAULT_GRACE_PERIOD);
if (retval == -ETIME)
qpd->reset_wavefronts = true;
} else {
@@ -2228,7 +2254,7 @@ static int process_termination_cpsch(struct device_queue_manager *dqm,
}
if (!dqm->dev->kfd->shared_resources.enable_mes)
- retval = execute_queues_cpsch(dqm, filter, 0);
+ retval = execute_queues_cpsch(dqm, filter, 0, USE_DEFAULT_GRACE_PERIOD);
if ((!dqm->is_hws_hang) && (retval || qpd->reset_wavefronts)) {
pr_warn("Resetting wave fronts (cpsch) on dev %p\n", dqm->dev);
@@ -2589,7 +2615,8 @@ int dqm_debugfs_hang_hws(struct device_queue_manager *dqm)
return r;
}
dqm->active_runlist = true;
- r = execute_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES, 0);
+ r = execute_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES,
+ 0, USE_DEFAULT_GRACE_PERIOD);
dqm_unlock(dqm);
return r;
generated by cgit (git 2.51.2) at 2025-11-30 14:42:50 +0000