diff options
| author | Rohit Maheshwari <rohitm@chelsio.com> | 2020-06-01 13:08:29 +0530 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-06-01 15:48:18 -0700 |
| commit | a3ac249a1ab57552cb2a63e70556ee87610a591d (patch) | |
| tree | baa00f79aaea0f8702bbc62eeb59f71118f98e6c /drivers/crypto/chelsio/chcr_core.c | |
| parent | 79a1f0ccdbb4ad700590f61b00525b390cb53905 (diff) | |
cxgb4/chcr: Enable ktls settings at run time
Current design enables ktls setting from start, which is not
efficient. Now the feature will be enabled when user demands
TLS offload on any interface.
v1->v2:
- taking ULD module refcount till any single connection exists.
- taking rtnl_lock() before clearing tls_devops.
v2->v3:
- cxgb4 is now registering to tlsdev_ops.
- module refcount inc/dec in chcr.
- refcount is only for connections.
- removed new code from cxgb_set_feature().
v3->v4:
- fixed warning message.
Signed-off-by: Rohit Maheshwari <rohitm@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/crypto/chelsio/chcr_core.c')
| -rw-r--r-- | drivers/crypto/chelsio/chcr_core.c | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/drivers/crypto/chelsio/chcr_core.c b/drivers/crypto/chelsio/chcr_core.c index ffd4ec0c7374..bd8dac806e7a 100644 --- a/drivers/crypto/chelsio/chcr_core.c +++ b/drivers/crypto/chelsio/chcr_core.c @@ -33,6 +33,13 @@ static int cpl_fw6_pld_handler(struct adapter *adap, unsigned char *input); static void *chcr_uld_add(const struct cxgb4_lld_info *lld); static int chcr_uld_state_change(void *handle, enum cxgb4_state state); +#if defined(CONFIG_CHELSIO_TLS_DEVICE) +static const struct tlsdev_ops chcr_ktls_ops = { + .tls_dev_add = chcr_ktls_dev_add, + .tls_dev_del = chcr_ktls_dev_del, +}; +#endif + #ifdef CONFIG_CHELSIO_IPSEC_INLINE static void update_netdev_features(void); #endif /* CONFIG_CHELSIO_IPSEC_INLINE */ @@ -56,6 +63,9 @@ static struct cxgb4_uld_info chcr_uld_info = { #if defined(CONFIG_CHELSIO_IPSEC_INLINE) || defined(CONFIG_CHELSIO_TLS_DEVICE) .tx_handler = chcr_uld_tx_handler, #endif /* CONFIG_CHELSIO_IPSEC_INLINE || CONFIG_CHELSIO_TLS_DEVICE */ +#if defined(CONFIG_CHELSIO_TLS_DEVICE) + .tlsdev_ops = &chcr_ktls_ops, +#endif }; static void detach_work_fn(struct work_struct *work) @@ -207,11 +217,6 @@ static void *chcr_uld_add(const struct cxgb4_lld_info *lld) } u_ctx->lldi = *lld; chcr_dev_init(u_ctx); - -#ifdef CONFIG_CHELSIO_TLS_DEVICE - if (lld->ulp_crypto & ULP_CRYPTO_KTLS_INLINE) - chcr_enable_ktls(padap(&u_ctx->dev)); -#endif out: return u_ctx; } @@ -348,20 +353,12 @@ static void __exit chcr_crypto_exit(void) list_for_each_entry_safe(u_ctx, tmp, &drv_data.act_dev, entry) { adap = padap(&u_ctx->dev); memset(&adap->chcr_stats, 0, sizeof(adap->chcr_stats)); -#ifdef CONFIG_CHELSIO_TLS_DEVICE - if (u_ctx->lldi.ulp_crypto & ULP_CRYPTO_KTLS_INLINE) - chcr_disable_ktls(adap); -#endif list_del(&u_ctx->entry); kfree(u_ctx); } list_for_each_entry_safe(u_ctx, tmp, &drv_data.inact_dev, entry) { adap = padap(&u_ctx->dev); memset(&adap->chcr_stats, 0, sizeof(adap->chcr_stats)); -#ifdef CONFIG_CHELSIO_TLS_DEVICE - if (u_ctx->lldi.ulp_crypto & ULP_CRYPTO_KTLS_INLINE) - chcr_disable_ktls(adap); -#endif list_del(&u_ctx->entry); kfree(u_ctx); } |