diff options
| -rw-r--r-- | sys/pci/if_ste.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/sys/pci/if_ste.c b/sys/pci/if_ste.c index 9fe4613..8e53dd3 100644 --- a/sys/pci/if_ste.c +++ b/sys/pci/if_ste.c @@ -40,6 +40,7 @@ __FBSDID("$FreeBSD$"); #include <sys/malloc.h> #include <sys/kernel.h> #include <sys/socket.h> +#include <sys/sysctl.h> #include <net/if.h> #include <net/if_arp.h> @@ -162,6 +163,9 @@ static devclass_t ste_devclass; DRIVER_MODULE(ste, pci, ste_driver, ste_devclass, 0, 0); DRIVER_MODULE(miibus, ste, miibus_driver, miibus_devclass, 0, 0); +static int ste_rxsyncs; +SYSCTL_INT(_hw, OID_AUTO, ste_rxsyncs, CTLFLAG_RW, &ste_rxsyncs, 0, ""); + #define STE_SETBIT4(sc, reg, x) \ CSR_WRITE_4(sc, reg, CSR_READ_4(sc, reg) | (x)) @@ -758,6 +762,19 @@ ste_rxeof(sc) ifp = &sc->arpcom.ac_if; + if (sc->ste_cdata.ste_rx_head->ste_ptr->ste_status == 0) { + cur_rx = sc->ste_cdata.ste_rx_head; + do { + cur_rx = cur_rx->ste_next; + /* If the ring is empty, just return. */ + if (cur_rx == sc->ste_cdata.ste_rx_head) + return; + } while (cur_rx->ste_ptr->ste_status == 0); + /* We've fallen behind the chip: catch it. */ + sc->ste_cdata.ste_rx_head = cur_rx; + ++ste_rxsyncs; + }; + while((rxstat = sc->ste_cdata.ste_rx_head->ste_ptr->ste_status) & STE_RXSTAT_DMADONE) { #ifdef DEVICE_POLLING @@ -1309,7 +1326,7 @@ ste_init(xsc) } /* Set RX polling interval */ - CSR_WRITE_1(sc, STE_RX_DMAPOLL_PERIOD, 1); + CSR_WRITE_1(sc, STE_RX_DMAPOLL_PERIOD, 64); /* Init TX descriptors */ ste_init_tx_list(sc); |
