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habanalabs: Allow access to TPC LFSR register

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Allow user access to TPC LFSR register, as it might be accessed by TPC
kernels.

Signed-off-by: Tomer Tayar <ttayar@habana.ai>
Reviewed-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
This commit is contained in:
Tomer Tayar 2020-03-31 20:00:30 +03:00 committed by Oded Gabbay
parent 25e7aeba60
commit eef544f746
1 changed files with 0 additions and 1 deletions
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drivers/misc/habanalabs/goya/goya_security.c
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@ -683,7 +683,6 @@ static void goya_init_tpc_protection_bits(struct hl_device *hdev)
mask = 1 << ((mmTPC0_CFG_SEMAPHORE & 0x7F) >> 2);
mask |= 1 << ((mmTPC0_CFG_VFLAGS & 0x7F) >> 2);
mask |= 1 << ((mmTPC0_CFG_SFLAGS & 0x7F) >> 2);
mask |= 1 << ((mmTPC0_CFG_LFSR_POLYNOM & 0x7F) >> 2);
mask |= 1 << ((mmTPC0_CFG_STATUS & 0x7F) >> 2);
WREG32(pb_addr + word_offset, ~mask);