diff options
| author |   Arthur Kiyanovski <akiyano@amazon.com> | 2020-05-22 12:09:05 +0300 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2020-05-22 14:12:48 -0700 |
| commit | 4bb7f4cf60e38a00965d22aa5979ab143193d41f (patch) | |
| tree | 02649b1e777e259b901925b3373de1e80411015a /drivers/net/ethernet/amazon/ena/ena_netdev.h | |
| parent | net: ena: cosmetic: minor code changes (diff) | |
| download | linux-4bb7f4cf60e38a00965d22aa5979ab143193d41f.tar.xz linux-4bb7f4cf60e38a00965d22aa5979ab143193d41f.zip | |
net: ena: reduce driver load time
This commit reduces the driver load time by using usec resolution
instead of msec when polling for hardware state change.
Also add back-off mechanism to handle cases where minimal sleep
time is not enough.
Signed-off-by: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Sameeh Jubran <sameehj@amazon.com>
Signed-off-by: Arthur Kiyanovski <akiyano@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/amazon/ena/ena_netdev.h')
| -rw-r--r-- | drivers/net/ethernet/amazon/ena/ena_netdev.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.h b/drivers/net/ethernet/amazon/ena/ena_netdev.h index 9b3948c7e8a0..ba030d260940 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.h +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.h @@ -129,6 +129,8 @@ #define ENA_IO_IRQ_FIRST_IDX 1 #define ENA_IO_IRQ_IDX(q) (ENA_IO_IRQ_FIRST_IDX + (q)) +#define ENA_ADMIN_POLL_DELAY_US 100 + /* ENA device should send keep alive msg every 1 sec. * We wait for 6 sec just to be on the safe side. */ |