diff options
| author | huangdaode <huangdaode@hisilicon.com> | 2016-01-18 17:24:16 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-01-18 11:52:37 -0500 |
| commit | 918f618f564e208dd181d8ac7525694ccf4bc097 (patch) | |
| tree | f3855c3a99c0183d68f0e844c9b8b3cdd0b855c8 /drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c | |
| parent | 23195ec00503c6c29daea5b6c780787c0b5f1bf3 (diff) | |
net: hns: bug fix about hisilicon TSO BD mode
The current upstreaming code fails to set the tso_mode register
when initilizes, when processes large size packets, the default 4 bd is
not enough, so this patch initilizes it and set the default value to 8 bds
Signed-off-by: Daode Huang <huangdaode@hisilicon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c index d2263c72bd8a..12188807468c 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c @@ -369,8 +369,17 @@ int hns_rcb_common_init_hw(struct rcb_common_cb *rcb_common) dsaf_write_dev(rcb_common, RCB_COM_CFG_ENDIAN_REG, HNS_RCB_COMMON_ENDIAN); - dsaf_write_dev(rcb_common, RCB_COM_CFG_FNA_REG, 0x0); - dsaf_write_dev(rcb_common, RCB_COM_CFG_FA_REG, 0x1); + if (AE_IS_VER1(rcb_common->dsaf_dev->dsaf_ver)) { + dsaf_write_dev(rcb_common, RCB_COM_CFG_FNA_REG, 0x0); + dsaf_write_dev(rcb_common, RCB_COM_CFG_FA_REG, 0x1); + } else { + dsaf_set_dev_bit(rcb_common, RCBV2_COM_CFG_USER_REG, + RCB_COM_CFG_FNA_B, false); + dsaf_set_dev_bit(rcb_common, RCBV2_COM_CFG_USER_REG, + RCB_COM_CFG_FA_B, true); + dsaf_set_dev_bit(rcb_common, RCBV2_COM_CFG_TSO_MODE_REG, + RCB_COM_TSO_MODE_B, HNS_TSO_MODE_8BD_32K); + } return 0; } |