diff options
| author |   Michael Chan <michael.chan@broadcom.com> | 2018-11-15 03:25:40 -0500 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-11-15 09:37:15 -0800 |
| commit | ffd77621700ec3adcf859681e24910c38e0931f5 (patch) | |
| tree | 061a41a006ca4bbcad2a6d02fd84f7e7731bf843 /drivers/net/ethernet/broadcom/bnxt/bnxt.h | |
| parent | bnxt_en: Disable RDMA support on the 57500 chips. (diff) | |
| download | linux-dev-ffd77621700ec3adcf859681e24910c38e0931f5.tar.xz linux-dev-ffd77621700ec3adcf859681e24910c38e0931f5.zip | |
bnxt_en: Workaround occasional TX timeout on 57500 A0.
Hardware can sometimes not generate NQ MSIX with a single pending
CP ring entry. This seems to always happen at the last entry of
the CP ring before it wraps. Add logic to check all the CP rings for
pending entries without the CP ring consumer index advancing. Calling
HWRM_DBG_RING_INFO_GET to read the context of the CP ring will flush
out the NQ entry and MSIX.
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt/bnxt.h')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index 498b373c992d..00bd17e55e99 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -798,6 +798,8 @@ struct bnxt_cp_ring_info { u8 had_work_done:1; u8 has_more_work:1; + u32 last_cp_raw_cons; + struct bnxt_coal rx_ring_coal; u64 rx_packets; u64 rx_bytes; @@ -1527,6 +1529,7 @@ struct bnxt { #define BNXT_LINK_SPEED_CHNG_SP_EVENT 14 #define BNXT_FLOW_STATS_SP_EVENT 15 #define BNXT_UPDATE_PHY_SP_EVENT 16 +#define BNXT_RING_COAL_NOW_SP_EVENT 17 struct bnxt_hw_resc hw_resc; struct bnxt_pf_info pf; |