[PATCH 04/15] IB/hfi1: Remove no-op QSFP reset code

Dennis Dalessandro
2016-05-12T17:22:51Z

From: Dean Luick <dean.luick-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>

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-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Signed-off-by: Dean Luick <dean.luick-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
---
drivers/staging/rdma/hfi1/chip.c | 3 ---
1 files changed, 0 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/rdma/hfi1/chip.c b/drivers/staging/rdma/hfi1/chip.c
index ce4c275..ec0953e 100644
--- a/drivers/staging/rdma/hfi1/chip.c
+++ b/drivers/staging/rdma/hfi1/chip.c
@@ -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);