octeon_ep_vf: ensure dbell BADDR updation

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[ Upstream commit 484e834d53 ]

Make sure the OUT DBELL base address reflects the
latest values written to it.

Fix:
Add a wait until the OUT DBELL base address register
is updated with the DMA ring descriptor address,
and modify the setup_oq function to properly
handle failures.

Fixes: 2c0c32c72b ("octeon_ep_vf: add hardware configuration APIs")
Signed-off-by: Sathesh Edara <sedara@marvell.com>
Signed-off-by: Shinas Rasheed <srasheed@marvell.com>
Signed-off-by: Vimlesh Kumar <vimleshk@marvell.com>
Link: https://patch.msgid.link/20260206111510.1045092-4-vimleshk@marvell.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

...

This commit is contained in:

Vimlesh Kumar 2026-02-06 11:15:08 +00:00 • committed by Greg Kroah-Hartman

parent 13a61502c1

commit a16bea45d7

4 changed files with 46 additions and 6 deletions

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3

drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_cn9k.c

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39

drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_cnxk.c

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2

drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_main.h

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8

drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_rx.c

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