diff options
author | Michael Chan <mchan@broadcom.com> | 2014-02-28 15:05:10 -0800 |
---|---|---|
committer | Ben Hutchings <ben@decadent.org.uk> | 2014-04-02 00:59:02 +0100 |
commit | 608532c1a1ad84bfdb1d2ed1b99d298358e285a0 (patch) | |
tree | dece64aef13fd9ed37f553ce681aeeaf768e54c9 | |
parent | ddc63f2b28118d6e05d79b6899705edfdf5cacd8 (diff) | |
download | lwn-608532c1a1ad84bfdb1d2ed1b99d298358e285a0.tar.gz lwn-608532c1a1ad84bfdb1d2ed1b99d298358e285a0.zip |
tg3: Don't check undefined error bits in RXBD
[ Upstream commit d7b95315cc7f441418845a165ee56df723941487 ]
Redefine the RXD_ERR_MASK to include only relevant error bits. This fixes
a customer reported issue of randomly dropping packets on the 5719.
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
-rw-r--r-- | drivers/net/ethernet/broadcom/tg3.c | 3 | ||||
-rw-r--r-- | drivers/net/ethernet/broadcom/tg3.h | 6 |
2 files changed, 6 insertions, 3 deletions
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 266a4c763b70..c77c462bcee5 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -5637,8 +5637,7 @@ static int tg3_rx(struct tg3_napi *tnapi, int budget) work_mask |= opaque_key; - if ((desc->err_vlan & RXD_ERR_MASK) != 0 && - (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII)) { + if (desc->err_vlan & RXD_ERR_MASK) { drop_it: tg3_recycle_rx(tnapi, tpr, opaque_key, desc_idx, *post_ptr); diff --git a/drivers/net/ethernet/broadcom/tg3.h b/drivers/net/ethernet/broadcom/tg3.h index da90ba51c4e5..a398a6fc4f0c 100644 --- a/drivers/net/ethernet/broadcom/tg3.h +++ b/drivers/net/ethernet/broadcom/tg3.h @@ -2477,7 +2477,11 @@ struct tg3_rx_buffer_desc { #define RXD_ERR_TOO_SMALL 0x00400000 #define RXD_ERR_NO_RESOURCES 0x00800000 #define RXD_ERR_HUGE_FRAME 0x01000000 -#define RXD_ERR_MASK 0xffff0000 + +#define RXD_ERR_MASK (RXD_ERR_BAD_CRC | RXD_ERR_COLLISION | \ + RXD_ERR_LINK_LOST | RXD_ERR_PHY_DECODE | \ + RXD_ERR_MAC_ABRT | RXD_ERR_TOO_SMALL | \ + RXD_ERR_NO_RESOURCES | RXD_ERR_HUGE_FRAME) u32 reserved; u32 opaque; |