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RDMA/bnxt_re: Adds MSN table capability for Gen P7 adapters

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[ Upstream commit 07f830ae4913d0b986c8c0ff88a7d597948b9bd8 ]

GenP7 HW expects an MSN table instead of PSN table. Check
for the HW retransmission capability and populate the MSN
table if HW retansmission is supported.

Signed-off-by: Damodharam Ammepalli <damodharam.ammepalli@broadcom.com>
Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>
Link: https://lore.kernel.org/r/1701946060-13931-7-git-send-email-selvin.xavier@broadcom.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Stable-dep-of: 78cfd17142ef ("bnxt_re: avoid shift undefined behavior in bnxt_qplib_alloc_init_hwq")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Selvin Xavier
2023-12-07 02:47:40 -08:00
committed by Greg Kroah-Hartman
parent 9a54460b33
commit 29feea56de
5 changed files with 87 additions and 6 deletions
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include/uapi/rdma/bnxt_re-abi.h
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@@ -55,6 +55,7 @@ enum {
BNXT_RE_UCNTX_CMASK_WC_DPI_ENABLED = 0x04ULL,
BNXT_RE_UCNTX_CMASK_DBR_PACING_ENABLED = 0x08ULL,
BNXT_RE_UCNTX_CMASK_POW2_DISABLED = 0x10ULL,
BNXT_RE_COMP_MASK_UCNTX_HW_RETX_ENABLED = 0x40,
};
enum bnxt_re_wqe_mode {