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octeontx2-pf: Error handling support

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HW reports many errors on the receive and transmit paths.
Such as incorrect queue configuration, pkt transmission errors,
LMTST instruction errors, transmit queue full etc. These are reported
via QINT interrupt. Most of the errors are fatal and needs
reinitialization.

Also added support to allocate receive buffers in non-atomic context
when allocation fails in NAPI context.

Signed-off-by: Geetha sowjanya <gakula@marvell.com>
Signed-off-by: Aleksey Makarov <amakarov@marvell.com>
Signed-off-by: Sunil Goutham <sgoutham@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Geetha sowjanya 2020-01-27 18:35:24 +05:30 • committed by David S. Miller
commit 4ff7d1488a
6 changed files with 255 additions and 3 deletions
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