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drm/amdkfd: Introduce XGMI SDMA queue type

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Existing QUEUE_TYPE_SDMA means PCIe optimized SDMA queues.
Introduce a new QUEUE_TYPE_SDMA_XGMI, which is optimized
for non-PCIe transfer such as XGMI.

Signed-off-by: Oak Zeng <Oak.Zeng@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Oak Zeng
2019-02-07 14:02:27 -06:00
committed by Alex Deucher
parent 065e4bdfa1
commit 1b4670f698
10 changed files with 132 additions and 39 deletions
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7
include/uapi/linux/kfd_ioctl.h
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@@ -35,9 +35,10 @@ struct kfd_ioctl_get_version_args {
};
/* For kfd_ioctl_create_queue_args.queue_type. */
#define KFD_IOC_QUEUE_TYPE_COMPUTE 0
#define KFD_IOC_QUEUE_TYPE_SDMA 1
#define KFD_IOC_QUEUE_TYPE_COMPUTE_AQL 2
#define KFD_IOC_QUEUE_TYPE_COMPUTE 0x0
#define KFD_IOC_QUEUE_TYPE_SDMA 0x1
#define KFD_IOC_QUEUE_TYPE_COMPUTE_AQL 0x2
#define KFD_IOC_QUEUE_TYPE_SDMA_XGMI 0x3
#define KFD_MAX_QUEUE_PERCENTAGE 100
#define KFD_MAX_QUEUE_PRIORITY 15