From: Oak Zeng <Oak.Zeng@xxxxxxx>
Previous codes assumes there are two sdma engines.
This is not true e.g., Raven only has 1 SDMA engine.
Fix the issue by using sdma engine number info in
device_info.
Signed-off-by: Oak Zeng <Oak.Zeng@xxxxxxx>
Reviewed-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
Signed-off-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
---
.../drm/amd/amdkfd/kfd_device_queue_manager.c | 21 +++++++++++--------
1 file changed, 12 insertions(+), 9 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 bac1f36d38a2..d41045d3fc3a 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
@@ -1212,12 +1212,17 @@ int amdkfd_fence_wait_timeout(unsigned int *fence_addr,
return 0;
}
-static int unmap_sdma_queues(struct device_queue_manager *dqm,
- unsigned int sdma_engine)
+static int unmap_sdma_queues(struct device_queue_manager *dqm)
{
- return pm_send_unmap_queue(&dqm->packets, KFD_QUEUE_TYPE_SDMA,
- KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0, false,
- sdma_engine);
+ int i, retval = 0;
+
+ for (i = 0; i < dqm->dev->device_info->num_sdma_engines; i++) {
+ retval = pm_send_unmap_queue(&dqm->packets, KFD_QUEUE_TYPE_SDMA,
+ KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0, false, i);
+ if (retval)
+ return retval;
+ }
+ return retval;
}
/* dqm->lock mutex has to be locked before calling this function */
@@ -1256,10 +1261,8 @@ static int unmap_queues_cpsch(struct device_queue_manager *dqm,
pr_debug("Before destroying queues, sdma queue count is : %u\n",
dqm->sdma_queue_count);
- if (dqm->sdma_queue_count > 0) {
- unmap_sdma_queues(dqm, 0);
- unmap_sdma_queues(dqm, 1);
- }
+ if (dqm->sdma_queue_count > 0)
+ unmap_sdma_queues(dqm);
retval = pm_send_unmap_queue(&dqm->packets, KFD_QUEUE_TYPE_COMPUTE,
filter, filter_param, false, 0);
--
2.17.1
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