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octeontx2-pf: Support to enable/disable pause frames via ethtool

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Added mailbox requests to retrieve backpressure IDs from AF and Aura,
CQ contexts are configured with these BPIDs. So that when resource
levels reach configured thresholds they assert backpressure on the
interface which is also mapped to same BPID.

Also added support to enable/disable pause frames generation via ethtool.

Signed-off-by: Geetha sowjanya <gakula@marvell.com>
Signed-off-by: Sunil Goutham <sgoutham@marvell.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Geetha sowjanya 2020-03-02 12:49:24 +05:30 • committed by David S. Miller
commit 75f3627099
4 changed files with 125 additions and 0 deletions
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