diff options
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4.h | 30 | ||||
-rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 2 | ||||
-rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_mqprio.c | 7 | ||||
-rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/sched.c | 3 | ||||
-rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/t4_hw.c | 8 |
5 files changed, 31 insertions, 19 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h index 30d25a37fc3b..fc1405a8ed74 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h @@ -1125,19 +1125,20 @@ struct adapter { * programmed with various parameters. */ struct ch_sched_params { - s8 type; /* packet or flow */ + u8 type; /* packet or flow */ union { struct { - s8 level; /* scheduler hierarchy level */ - s8 mode; /* per-class or per-flow */ - s8 rateunit; /* bit or packet rate */ - s8 ratemode; /* %port relative or kbps absolute */ - s8 channel; /* scheduler channel [0..N] */ - s8 class; /* scheduler class [0..N] */ - s32 minrate; /* minimum rate */ - s32 maxrate; /* maximum rate */ - s16 weight; /* percent weight */ - s16 pktsize; /* average packet size */ + u8 level; /* scheduler hierarchy level */ + u8 mode; /* per-class or per-flow */ + u8 rateunit; /* bit or packet rate */ + u8 ratemode; /* %port relative or kbps absolute */ + u8 channel; /* scheduler channel [0..N] */ + u8 class; /* scheduler class [0..N] */ + u32 minrate; /* minimum rate */ + u32 maxrate; /* maximum rate */ + u16 weight; /* percent weight */ + u16 pktsize; /* average packet size */ + u16 burstsize; /* burst buffer size */ } params; } u; }; @@ -1952,9 +1953,10 @@ int t4_sge_ctxt_rd(struct adapter *adap, unsigned int mbox, unsigned int cid, enum ctxt_type ctype, u32 *data); int t4_sge_ctxt_rd_bd(struct adapter *adap, unsigned int cid, enum ctxt_type ctype, u32 *data); -int t4_sched_params(struct adapter *adapter, int type, int level, int mode, - int rateunit, int ratemode, int channel, int class, - int minrate, int maxrate, int weight, int pktsize); +int t4_sched_params(struct adapter *adapter, u8 type, u8 level, u8 mode, + u8 rateunit, u8 ratemode, u8 channel, u8 class, + u32 minrate, u32 maxrate, u16 weight, u16 pktsize, + u16 burstsize); void t4_sge_decode_idma_state(struct adapter *adapter, int state); void t4_idma_monitor_init(struct adapter *adapter, struct sge_idma_monitor_state *idma); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index a70018f067aa..196451f8006f 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -3021,7 +3021,7 @@ static int cxgb4_mgmt_set_vf_rate(struct net_device *dev, int vf, SCHED_CLASS_RATEUNIT_BITS, SCHED_CLASS_RATEMODE_ABS, pi->tx_chan, class_id, 0, - max_tx_rate * 1000, 0, pktsize); + max_tx_rate * 1000, 0, pktsize, 0); if (ret) { dev_err(adap->pdev_dev, "Err %d for Traffic Class config\n", ret); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_mqprio.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_mqprio.c index e6af4906d674..56079c9937db 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_mqprio.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_mqprio.c @@ -342,6 +342,13 @@ static int cxgb4_mqprio_alloc_tc(struct net_device *dev, p.u.params.minrate = div_u64(mqprio->min_rate[i] * 8, 1000); p.u.params.maxrate = div_u64(mqprio->max_rate[i] * 8, 1000); + /* Request larger burst buffer for smaller MTU, so + * that hardware can work on more data per burst + * cycle. + */ + if (dev->mtu <= ETH_DATA_LEN) + p.u.params.burstsize = 8 * dev->mtu; + e = cxgb4_sched_class_alloc(dev, &p); if (!e) { ret = -ENOMEM; diff --git a/drivers/net/ethernet/chelsio/cxgb4/sched.c b/drivers/net/ethernet/chelsio/cxgb4/sched.c index cebe1412d960..fde93c50cfec 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sched.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sched.c @@ -57,7 +57,8 @@ static int t4_sched_class_fw_cmd(struct port_info *pi, p->u.params.ratemode, p->u.params.channel, e->idx, p->u.params.minrate, p->u.params.maxrate, - p->u.params.weight, p->u.params.pktsize); + p->u.params.weight, p->u.params.pktsize, + p->u.params.burstsize); break; default: err = -ENOTSUPP; diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index 2a3480fc1d91..1c8068c02728 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -10361,9 +10361,10 @@ int t4_sge_ctxt_rd_bd(struct adapter *adap, unsigned int cid, return ret; } -int t4_sched_params(struct adapter *adapter, int type, int level, int mode, - int rateunit, int ratemode, int channel, int class, - int minrate, int maxrate, int weight, int pktsize) +int t4_sched_params(struct adapter *adapter, u8 type, u8 level, u8 mode, + u8 rateunit, u8 ratemode, u8 channel, u8 class, + u32 minrate, u32 maxrate, u16 weight, u16 pktsize, + u16 burstsize) { struct fw_sched_cmd cmd; @@ -10385,6 +10386,7 @@ int t4_sched_params(struct adapter *adapter, int type, int level, int mode, cmd.u.params.max = cpu_to_be32(maxrate); cmd.u.params.weight = cpu_to_be16(weight); cmd.u.params.pktsize = cpu_to_be16(pktsize); + cmd.u.params.burstsize = cpu_to_be16(burstsize); return t4_wr_mbox_meat(adapter, adapter->mbox, &cmd, sizeof(cmd), NULL, 1); |