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drm/amdkfd: Shift sdma_engine_id and sdma_queue_id in mqd

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FW of some new ASICs requires sdma mqd size to be not more than
128 dwords. Repurpose the last 2 reserved fields of sdma mqd for
driver internal use, so the total mqd size is no bigger than 128
dwords

Signed-off-by: Oak Zeng <ozeng@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 2018-12-04 16:08:33 -06:00 committed by Alex Deucher
parent 323c71df94
commit c6fd980ab1
3 changed files with 3 additions and 6 deletions
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3
drivers/gpu/drm/amd/include/cik_structs.h
View File

@ -282,8 +282,7 @@ struct cik_sdma_rlc_registers {
uint32_t reserved_123;
uint32_t reserved_124;
uint32_t reserved_125;
uint32_t reserved_126;
uint32_t reserved_127;
/* reserved_126,127: repurposed for driver-internal use */
uint32_t sdma_engine_id;
uint32_t sdma_queue_id;
};

3
drivers/gpu/drm/amd/include/v9_structs.h
View File

@ -151,8 +151,7 @@ struct v9_sdma_mqd {
uint32_t reserved_123;
uint32_t reserved_124;
uint32_t reserved_125;
uint32_t reserved_126;
uint32_t reserved_127;
/* reserved_126,127: repurposed for driver-internal use */
uint32_t sdma_engine_id;
uint32_t sdma_queue_id;
};

3
drivers/gpu/drm/amd/include/vi_structs.h
View File

@ -151,8 +151,7 @@ struct vi_sdma_mqd {
uint32_t reserved_123;
uint32_t reserved_124;
uint32_t reserved_125;
uint32_t reserved_126;
uint32_t reserved_127;
/* reserved_126,127: repurposed for driver-internal use */
uint32_t sdma_engine_id;
uint32_t sdma_queue_id;
};