Don't count SDMA queues towards compute HQD oversubscription when
deciding whether to create a chained runlist.
Signed-off-by: Jay Cornwall <Jay.Cornwall at amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling at amd.com>
---
drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
index 0b7092e..c3230b9 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
@@ -55,13 +55,14 @@ static void pm_calc_rlib_size(struct packet_manager *pm,
unsigned int *rlib_size,
bool *over_subscription)
{
- unsigned int process_count, queue_count;
+ unsigned int process_count, queue_count, compute_queue_count;
unsigned int map_queue_size;
unsigned int max_proc_per_quantum = 1;
struct kfd_dev *dev = pm->dqm->dev;
process_count = pm->dqm->processes_count;
queue_count = pm->dqm->queue_count;
+ compute_queue_count = queue_count - pm->dqm->sdma_queue_count;
/* check if there is over subscription
* Note: the arbitration between the number of VMIDs and
@@ -74,7 +75,7 @@ static void pm_calc_rlib_size(struct packet_manager *pm,
max_proc_per_quantum = dev->max_proc_per_quantum;
if ((process_count > max_proc_per_quantum) ||
- queue_count > get_queues_num(pm->dqm)) {
+ compute_queue_count > get_queues_num(pm->dqm)) {
*over_subscription = true;
pr_debug("Over subscribed runlist\n");
}
--
2.7.4
