qed: Add doorbell overflow recovery mechanism

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Add the database used to register doorbelling entities, and APIs for adding
and deleting entries, and logic for traversing the database and doorbelling
once on behalf of all entities.

Signed-off-by: Ariel Elior <Ariel.Elior@cavium.com>
Signed-off-by: Michal Kalderon <Michal.Kalderon@cavium.com>
Signed-off-by: Tomer Tayar <Tomer.Tayar@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Ariel Elior 2018-11-28 18:16:02 +02:00 • committed by David S. Miller

parent dd354208dc

commit 36907cd5cd

4 changed files with 379 additions and 0 deletions

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17

drivers/net/ethernet/qlogic/qed/qed.h

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320

drivers/net/ethernet/qlogic/qed/qed_dev.c

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28

drivers/net/ethernet/qlogic/qed/qed_dev_api.h

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14

include/linux/qed/qed_if.h

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