Message ID | 1335775015-14718-1-git-send-email-Joakim.Tjernlund@transmode.se |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Joakim Tjernlund <Joakim.Tjernlund@transmode.se> Date: Mon, 30 Apr 2012 10:36:54 +0200 > In a busy network we see ucc_geth is dropping RX pkgs every now > and then. Increase the RX queues HW descriptors from > 16 to 32 to deal with this. > > Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund@transmode.se> Applied. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/net/ethernet/freescale/ucc_geth.h b/drivers/net/ethernet/freescale/ucc_geth.h index 2e395a2..f71b3e7 100644 --- a/drivers/net/ethernet/freescale/ucc_geth.h +++ b/drivers/net/ethernet/freescale/ucc_geth.h @@ -877,7 +877,7 @@ struct ucc_geth_hardware_statistics { /* Driver definitions */ #define TX_BD_RING_LEN 0x10 -#define RX_BD_RING_LEN 0x10 +#define RX_BD_RING_LEN 0x20 #define TX_RING_MOD_MASK(size) (size-1) #define RX_RING_MOD_MASK(size) (size-1)
In a busy network we see ucc_geth is dropping RX pkgs every now and then. Increase the RX queues HW descriptors from 16 to 32 to deal with this. Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund@transmode.se> --- drivers/net/ethernet/freescale/ucc_geth.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)