diff options
| author | Sameeh Jubran <sameehj@amazon.com> | 2019-06-03 17:43:25 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-06-03 13:30:38 -0700 |
| commit | a4e262cde3cda4491ce666e7c5270954c4d926b9 (patch) | |
| tree | cdea015e082904f0974a33650eb48b128e295917 /drivers/net/ethernet/amazon/ena/ena_com.h | |
| parent | adf671ccd2aa067cd9786d6337dfe4a3d2cc2e8f (diff) | |
net: ena: allow automatic fallback to polling mode
Enable fallback to polling mode for Admin queue
when identified a command response arrival
without an accompanying MSI-X interrupt
Signed-off-by: Igor Chauskin <igorch@amazon.com>
Signed-off-by: Sameeh Jubran <sameehj@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/amazon/ena/ena_com.h')
| -rw-r--r-- | drivers/net/ethernet/amazon/ena/ena_com.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/net/ethernet/amazon/ena/ena_com.h b/drivers/net/ethernet/amazon/ena/ena_com.h index ce36444c3c30..6d356cb05420 100644 --- a/drivers/net/ethernet/amazon/ena/ena_com.h +++ b/drivers/net/ethernet/amazon/ena/ena_com.h @@ -283,6 +283,9 @@ struct ena_com_admin_queue { /* Indicate if the admin queue should poll for completion */ bool polling; + /* Define if fallback to polling mode should occur */ + bool auto_polling; + u16 curr_cmd_id; /* Indicate that the ena was initialized and can @@ -545,6 +548,17 @@ void ena_com_set_admin_polling_mode(struct ena_com_dev *ena_dev, bool polling); */ bool ena_com_get_ena_admin_polling_mode(struct ena_com_dev *ena_dev); +/* ena_com_set_admin_auto_polling_mode - Enable autoswitch to polling mode + * @ena_dev: ENA communication layer struct + * @polling: Enable/Disable polling mode + * + * Set the autopolling mode. + * If autopolling is on: + * In case of missing interrupt when data is available switch to polling. + */ +void ena_com_set_admin_auto_polling_mode(struct ena_com_dev *ena_dev, + bool polling); + /* ena_com_admin_q_comp_intr_handler - admin queue interrupt handler * @ena_dev: ENA communication layer struct * |