ionic: separate interrupt for Tx and Rx

Browse source

Add the capability to split the Tx queues onto their own
interrupts with their own napi contexts.  This gives the
opportunity for more direct control of Tx interrupt
handling, such as CPU affinity and interrupt coalescing,
useful for some traffic loads.

v2: use ethtool -L, not a vendor specific priv-flag
v3: simplify logging, drop unnecessary "no-change" tests

Reviewed-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Shannon Nelson <snelson@pensando.io>
Signed-off-by: David S. Miller <davem@davemloft.net>

...

This commit is contained in:

Shannon Nelson 2020-07-31 13:15:36 -07:00 • committed by David S. Miller

parent b14e4e95f9

commit fe8c30b508

5 changed files with 182 additions and 27 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

94

drivers/net/ethernet/pensando/ionic/ionic_ethtool.c

View file

41

drivers/net/ethernet/pensando/ionic/ionic_lif.c

View file

3

drivers/net/ethernet/pensando/ionic/ionic_lif.h

View file

67

drivers/net/ethernet/pensando/ionic/ionic_txrx.c

View file

2

drivers/net/ethernet/pensando/ionic/ionic_txrx.h

View file