diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/aquantia/atlantic/aq_cfg.h | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/aquantia/atlantic/aq_ring.c | 4 |
2 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_cfg.h b/drivers/net/ethernet/aquantia/atlantic/aq_cfg.h index 80c16ab87771..551c5cc1714b 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_cfg.h +++ b/drivers/net/ethernet/aquantia/atlantic/aq_cfg.h @@ -38,6 +38,8 @@ #define AQ_CFG_TX_CLEAN_BUDGET 256U +#define AQ_CFG_RX_REFILL_THRES 32U + #define AQ_CFG_RX_HDR_SIZE 256U #define AQ_CFG_RX_PAGEORDER 0U diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c index c48696123193..c64e2fb5a4f1 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c @@ -419,6 +419,10 @@ int aq_ring_rx_fill(struct aq_ring_s *self) int err = 0; int i = 0; + if (aq_ring_avail_dx(self) < min_t(unsigned int, AQ_CFG_RX_REFILL_THRES, + self->size / 2)) + return err; + for (i = aq_ring_avail_dx(self); i--; self->sw_tail = aq_ring_next_dx(self, self->sw_tail)) { buff = &self->buff_ring[self->sw_tail]; |