On device initialization, a trunk of GTT memory is pre-allocated for
HIQ and all SDMA queues mqd. The size of this allocation was wrong.
The correct sdma engine number should be PCIe-optimized SDMA engine
number plus xgmi SDMA engine number.
Change-Id: Iecd11ae4f5a314591566772aa2a23e1fe4b94275
Reported-by: Jonathan Kim <jonathan....@amd.com>
Signed-off-by: Jonathan Kim <jonathan....@amd.com>
Signed-off-by: Oak Zeng <oak.z...@amd.com>
---
drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
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 16c04f8..e55d021 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
@@ -1849,7 +1849,8 @@ static int allocate_hiq_sdma_mqd(struct
device_queue_manager *dqm)
struct kfd_dev *dev = dqm->dev;
struct kfd_mem_obj *mem_obj = &dqm->hiq_sdma_mqd;
uint32_t size = dqm->mqd_mgrs[KFD_MQD_TYPE_SDMA]->mqd_size *
- dev->device_info->num_sdma_engines *
+ (dev->device_info->num_sdma_engines +
+ dev->device_info->num_xgmi_sdma_engines)*
dev->device_info->num_sdma_queues_per_engine +
dqm->mqd_mgrs[KFD_MQD_TYPE_HIQ]->mqd_size;
--
2.7.4
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