[PATCH 27/34] net: mana: Use the correct WQE count for ringing RQ doorbell
authorLong Li <longli@microsoft.com>
Mon, 17 Jul 2023 19:35:39 +0000 (12:35 -0700)
committerSalvatore Bonaccorso <carnil@debian.org>
Fri, 7 Feb 2025 09:43:47 +0000 (10:43 +0100)
commit2c077e5ae08e7f2f08aa3df6d41ced545e63021e
tree6ffac6495dda843a42155653065f87169078f8f8
parentf0f2878b3a4fb699cb3f4460b52d58ece72cac81
[PATCH 27/34] net: mana: Use the correct WQE count for ringing RQ doorbell

The hardware specification specifies that WQE_COUNT should set to 0 for
the Receive Queue. Although currently the hardware doesn't enforce the
check, in the future releases it may check on this value.

Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>
Reviewed-by: Dexuan Cui <decui@microsoft.com>
Signed-off-by: Long Li <longli@microsoft.com>
Link: https://lore.kernel.org/r/1689622539-5334-3-git-send-email-longli@linuxonhyperv.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
(cherry picked from commit f5e39b57124fd4715d7f0e2f841b8609b38f3e40)
Signed-off-by: Bastian Blank <waldi@debian.org>
Gbp-Pq: Topic features/all/ethernet-microsoft
Gbp-Pq: Name 0027-net-mana-Use-the-correct-WQE-count-for-ringing-RQ-do.patch
drivers/net/ethernet/microsoft/mana/gdma_main.c