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kfdtest: make p2ptest go through all gpus

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Implement sDMA copy packet broadcast.

Each time sDMA will copy its local vram to sysbuf and next GPU's vram.
That will verify where the p2p link is broken.
Currently we just test push of p2p.

test result on 2 cpus, 4 gpus, numa enabled system.
[ RUN      ] KFDQMTest.P2PTest
[          ] Test 2 -> 3
[          ] PASS 2 -> 3
[          ] Test 3 -> 4
[          ] PASS 3 -> 4
[          ] Test 4 -> 5
[          ] PASS 4 -> 5
[          ] Test 5 -> 0
[          ] PASS 5 -> 0
[       OK ] KFDQMTest.P2PTest (190 ms)

Change-Id: Ie6fb2604109e39465b8a873b3bb42abc6259825a
This commit is contained in:
xinhui pan
2018-08-02 17:13:26 +08:00
committed by Xinhui Pan
parent 4bb90d048c
commit 9d6d0911e4
4 changed files with 143 additions and 81 deletions
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tests/kfdtest/include/sdma_pkt_struct.h
+16 -13
View File
@@ -102,23 +102,26 @@ typedef struct SDMA_PKT_COPY_LINEAR_TAG
unsigned int DW_4_DATA;
} SRC_ADDR_HI_UNION;
union
struct
{
struct
union
{
unsigned int dst_addr_31_0:32;
};
unsigned int DW_5_DATA;
} DST_ADDR_LO_UNION;
struct
{
unsigned int dst_addr_31_0:32;
};
unsigned int DW_5_DATA;
} DST_ADDR_LO_UNION;
union
{
struct
union
{
unsigned int dst_addr_63_32:32;
};
unsigned int DW_6_DATA;
} DST_ADDR_HI_UNION;
struct
{
unsigned int dst_addr_63_32:32;
};
unsigned int DW_6_DATA;
} DST_ADDR_HI_UNION;
} DST_ADDR[0];
} SDMA_PKT_COPY_LINEAR, *PSDMA_PKT_COPY_LINEAR;
/*