diff options
| author | Rafał Miłecki <[email protected]> | 2021-02-26 14:20:38 +0100 |
|---|---|---|
| committer | Jakub Kicinski <[email protected]> | 2021-02-28 11:51:31 -0800 |
| commit | d313d16bbaea0f11a2e98f04a6c678b43c208915 (patch) | |
| tree | 998eab17767ea02ac4abaf8de4729b0ed319ee87 | |
| parent | a4fc088ad4ff4a99d01978aa41065132b574b4b2 (diff) | |
net: broadcom: bcm4908_enet: enable RX after processing packets
When receiving a lot of packets hardware may run out of free
descriptiors and stop RX ring. Enable it every time after handling
received packets.
Fixes: 4feffeadbcb2 ("net: broadcom: bcm4908enet: add BCM4908 controller driver")
Signed-off-by: Rafał Miłecki <[email protected]>
Acked-by: Florian Fainelli <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>
| -rw-r--r-- | drivers/net/ethernet/broadcom/bcm4908_enet.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/bcm4908_enet.c b/drivers/net/ethernet/broadcom/bcm4908_enet.c index 0b70e9e0ddad..98cf82dea3e4 100644 --- a/drivers/net/ethernet/broadcom/bcm4908_enet.c +++ b/drivers/net/ethernet/broadcom/bcm4908_enet.c @@ -592,6 +592,9 @@ static int bcm4908_enet_poll(struct napi_struct *napi, int weight) bcm4908_enet_intrs_on(enet); } + /* Hardware could disable ring if it run out of descriptors */ + bcm4908_enet_dma_rx_ring_enable(enet, &enet->rx_ring); + return handled; } |