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IB/hfi1: Remove no-op QSFP reset code

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The RESET_N bit of the ASIC_QSFPn_OE register is not used by
the hardware.  Remove code that tries to use it - it does
nothing.

Reviewed-by: Easwar Hariharan <easwar.hariharan@intel.com>
Signed-off-by: Dean Luick <dean.luick@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Dean Luick 2016-05-12 10:22:51 -07:00 committed by Doug Ledford
parent 27a340f6b2
commit 1ebe79c948
1 changed files with 0 additions and 3 deletions
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3
drivers/staging/rdma/hfi1/chip.c
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@ -9212,9 +9212,6 @@ void reset_qsfp(struct hfi1_pportdata *ppd)
/* Reset the QSFP */
mask = (u64)QSFP_HFI0_RESET_N;
qsfp_mask = read_csr(dd, dd->hfi1_id ? ASIC_QSFP2_OE : ASIC_QSFP1_OE);
qsfp_mask |= mask;
write_csr(dd, dd->hfi1_id ? ASIC_QSFP2_OE : ASIC_QSFP1_OE, qsfp_mask);
qsfp_mask = read_csr(dd,
dd->hfi1_id ? ASIC_QSFP2_OUT : ASIC_QSFP1_OUT);