diff options
| author | Vishal Kulkarni <vishal@chelsio.com> | 2019-02-14 18:19:16 +0530 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-02-14 12:39:35 -0500 |
| commit | 543a1b85e734d2ec62e5df61641e8ea7349de4a8 (patch) | |
| tree | eb4129b3f3944d306561c724672a0653bfbd27a5 /drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | |
| parent | d429005fdf2c9da19429c8b343eea61bd55b7c00 (diff) | |
cxgb4: Add capability to get/set SGE Doorbell Queue Timer Tick
This patch gets/sets SGE Doorbell Queue timer ticks via ethtool
Original work by: Casey Leedom <leedom@chelsio.com>
Signed-off-by: Vishal Kulkarni <vishal@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index bdd11a617579..bcbac247a73d 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -4331,8 +4331,18 @@ static int adap_init0(struct adapter *adap) /* Grab the SGE Doorbell Queue Timer values. If successful, that * indicates that the Firmware and Hardware support this. */ - ret = t4_read_sge_dbqtimers(adap, ARRAY_SIZE(adap->sge.dbqtimer_val), - adap->sge.dbqtimer_val); + params[0] = (FW_PARAMS_MNEM_V(FW_PARAMS_MNEM_DEV) | + FW_PARAMS_PARAM_X_V(FW_PARAMS_PARAM_DEV_DBQ_TIMERTICK)); + ret = t4_query_params(adap, adap->mbox, adap->pf, 0, + 1, params, val); + + if (!ret) { + adap->sge.dbqtimer_tick = val[0]; + ret = t4_read_sge_dbqtimers(adap, + ARRAY_SIZE(adap->sge.dbqtimer_val), + adap->sge.dbqtimer_val); + } + if (!ret) adap->flags |= SGE_DBQ_TIMER; |