eth: fbnic: support ring channel set while up

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Implement the channel count changes. Copy the netdev priv,
allocate new channels using it. Stop, swap, start.
Then free the copy of the priv along with the channels it
holds, which are now the channels that used to be on the
real priv.

Reviewed-by: Przemek Kitszel <przemyslaw.kitszel@intel.com>
Link: https://patch.msgid.link/20241220025241.1522781-11-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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This commit is contained in:

Jakub Kicinski 2024-12-19 18:52:41 -08:00

parent 3a481cc726

commit 52dc722db0

7 changed files with 143 additions and 6 deletions

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1

drivers/net/ethernet/meta/fbnic/fbnic.h

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121

drivers/net/ethernet/meta/fbnic/fbnic_ethtool.c

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11

drivers/net/ethernet/meta/fbnic/fbnic_irq.c

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1

drivers/net/ethernet/meta/fbnic/fbnic_netdev.h

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2

drivers/net/ethernet/meta/fbnic/fbnic_pci.c

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8

drivers/net/ethernet/meta/fbnic/fbnic_txrx.c

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5

drivers/net/ethernet/meta/fbnic/fbnic_txrx.h

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