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drm/amdkfd: Remove initialization of cp_hqd_ib_control on CIK 

The initialization is not necessary. amd-kfd-staging and ROCm
releases have worked without it for two years.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
This commit is contained in:
Felix Kuehling 2018-05-01 17:56:09 -04:00 committed by Oded Gabbay
parent eeb27b7eb3
commit ccb76b149e
1 changed files with 0 additions and 4 deletions
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4
drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_cik.c
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@ -79,10 +79,6 @@ static int init_mqd(struct mqd_manager *mm, void **mqd,
m->cp_mqd_base_addr_lo = lower_32_bits(addr);
m->cp_mqd_base_addr_hi = upper_32_bits(addr);
m->cp_hqd_ib_control = DEFAULT_MIN_IB_AVAIL_SIZE | IB_ATC_EN;
/* Although WinKFD writes this, I suspect it should not be necessary */
m->cp_hqd_ib_control = IB_ATC_EN | DEFAULT_MIN_IB_AVAIL_SIZE;
m->cp_hqd_quantum = QUANTUM_EN | QUANTUM_SCALE_1MS |
QUANTUM_DURATION(10);