diff options
Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c index cce33d279094..e65b52375dd8 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c @@ -662,6 +662,25 @@ static int uld_attach(struct adapter *adap, unsigned int uld) return 0; } +#ifdef CONFIG_CHELSIO_TLS_DEVICE +/* cxgb4_set_ktls_feature: request FW to enable/disable ktls settings. + * @adap: adapter info + * @enable: 1 to enable / 0 to disable ktls settings. + */ +static void cxgb4_set_ktls_feature(struct adapter *adap, bool enable) +{ + u32 params = (FW_PARAMS_MNEM_V(FW_PARAMS_MNEM_DEV) | + FW_PARAMS_PARAM_X_V(FW_PARAMS_PARAM_DEV_KTLS_TX_HW) | + FW_PARAMS_PARAM_Y_V(enable)); + int ret = 0; + + ret = t4_set_params(adap, adap->mbox, adap->pf, 0, 1, ¶ms, ¶ms); + /* if fw returns failure, clear the ktls flag */ + if (ret) + adap->params.crypto &= ~ULP_CRYPTO_KTLS_INLINE; +} +#endif + /* cxgb4_register_uld - register an upper-layer driver * @type: the ULD type * @p: the ULD methods @@ -698,6 +717,12 @@ void cxgb4_register_uld(enum cxgb4_uld type, } if (adap->flags & CXGB4_FULL_INIT_DONE) enable_rx_uld(adap, type); +#ifdef CONFIG_CHELSIO_TLS_DEVICE + /* send mbox to enable ktls related settings. */ + if (type == CXGB4_ULD_CRYPTO && + (adap->params.crypto & FW_CAPS_CONFIG_TX_TLS_HW)) + cxgb4_set_ktls_feature(adap, 1); +#endif if (adap->uld[type].add) goto free_irq; ret = setup_sge_txq_uld(adap, type, p); @@ -750,6 +775,13 @@ int cxgb4_unregister_uld(enum cxgb4_uld type) continue; cxgb4_shutdown_uld_adapter(adap, type); + +#ifdef CONFIG_CHELSIO_TLS_DEVICE + /* send mbox to disable ktls related settings. */ + if (type == CXGB4_ULD_CRYPTO && + (adap->params.crypto & FW_CAPS_CONFIG_TX_TLS_HW)) + cxgb4_set_ktls_feature(adap, 0); +#endif } mutex_unlock(&uld_mutex); |