diff options
Diffstat (limited to 'drivers/net/ethernet/sfc/mcdi_filters.c')
| -rw-r--r-- | drivers/net/ethernet/sfc/mcdi_filters.c | 77 |
1 files changed, 60 insertions, 17 deletions
diff --git a/drivers/net/ethernet/sfc/mcdi_filters.c b/drivers/net/ethernet/sfc/mcdi_filters.c index 455a62814fb9..5a74d880b733 100644 --- a/drivers/net/ethernet/sfc/mcdi_filters.c +++ b/drivers/net/ethernet/sfc/mcdi_filters.c @@ -1,3 +1,14 @@ +// SPDX-License-Identifier: GPL-2.0-only +/**************************************************************************** + * Driver for Solarflare network controllers and boards + * Copyright 2005-2018 Solarflare Communications Inc. + * Copyright 2019-2020 Xilinx Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation, incorporated herein by reference. + */ + #include "mcdi_filters.h" #include "mcdi.h" #include "nic.h" @@ -828,7 +839,7 @@ static int efx_mcdi_filter_insert_def(struct efx_nic *efx, efx_filter_set_uc_def(&spec); if (encap_type) { - if (efx_has_cap(efx, VXLAN_NVGRE, FLAGS1)) + if (efx_has_cap(efx, VXLAN_NVGRE)) efx_filter_set_encap_type(&spec, encap_type); else /* @@ -1304,7 +1315,7 @@ int efx_mcdi_filter_table_probe(struct efx_nic *efx, bool multicast_chaining) rc = efx_mcdi_filter_table_probe_matches(efx, table, false); if (rc) goto fail; - if (efx_has_cap(efx, VXLAN_NVGRE, FLAGS1)) + if (efx_has_cap(efx, VXLAN_NVGRE)) rc = efx_mcdi_filter_table_probe_matches(efx, table, true); if (rc) goto fail; @@ -1448,7 +1459,7 @@ not_restored: table->must_restore_filters = false; } -void efx_mcdi_filter_table_remove(struct efx_nic *efx) +void efx_mcdi_filter_table_down(struct efx_nic *efx) { struct efx_mcdi_filter_table *table = efx->filter_state; MCDI_DECLARE_BUF(inbuf, MC_CMD_FILTER_OP_EXT_IN_LEN); @@ -1456,21 +1467,11 @@ void efx_mcdi_filter_table_remove(struct efx_nic *efx) unsigned int filter_idx; int rc; - efx_mcdi_filter_cleanup_vlans(efx); - efx->filter_state = NULL; - /* - * If we were called without locking, then it's not safe to free - * the table as others might be using it. So we just WARN, leak - * the memory, and potentially get an inconsistent filter table - * state. - * This should never actually happen. - */ - if (!efx_rwsem_assert_write_locked(&efx->filter_sem)) - return; - if (!table) return; + efx_mcdi_filter_cleanup_vlans(efx); + for (filter_idx = 0; filter_idx < EFX_MCDI_FILTER_TBL_ROWS; filter_idx++) { spec = efx_mcdi_filter_entry_spec(table, filter_idx); if (!spec) @@ -1490,6 +1491,27 @@ void efx_mcdi_filter_table_remove(struct efx_nic *efx) __func__, filter_idx); kfree(spec); } +} + +void efx_mcdi_filter_table_remove(struct efx_nic *efx) +{ + struct efx_mcdi_filter_table *table = efx->filter_state; + + efx_mcdi_filter_table_down(efx); + + efx->filter_state = NULL; + /* + * If we were called without locking, then it's not safe to free + * the table as others might be using it. So we just WARN, leak + * the memory, and potentially get an inconsistent filter table + * state. + * This should never actually happen. + */ + if (!efx_rwsem_assert_write_locked(&efx->filter_sem)) + return; + + if (!table) + return; vfree(table->entry); kfree(table); @@ -1927,7 +1949,7 @@ static int efx_mcdi_filter_alloc_rss_context(struct efx_nic *efx, bool exclusive return 0; } - if (efx_has_cap(efx, RX_RSS_LIMITED, FLAGS1)) + if (efx_has_cap(efx, RX_RSS_LIMITED)) return -EOPNOTSUPP; MCDI_SET_DWORD(inbuf, RSS_CONTEXT_ALLOC_IN_UPSTREAM_PORT_ID, @@ -1948,7 +1970,7 @@ static int efx_mcdi_filter_alloc_rss_context(struct efx_nic *efx, bool exclusive if (context_size) *context_size = rss_spread; - if (efx_has_cap(efx, ADDITIONAL_RSS_MODES, FLAGS1)) + if (efx_has_cap(efx, ADDITIONAL_RSS_MODES)) efx_mcdi_set_rss_context_flags(efx, ctx); return 0; @@ -2254,3 +2276,24 @@ int efx_mcdi_vf_rx_push_rss_config(struct efx_nic *efx, bool user, return 0; return efx_mcdi_filter_rx_push_shared_rss_config(efx, NULL); } + +int efx_mcdi_push_default_indir_table(struct efx_nic *efx, + unsigned int rss_spread) +{ + int rc = 0; + + if (efx->rss_spread == rss_spread) + return 0; + + efx->rss_spread = rss_spread; + if (!efx->filter_state) + return 0; + + efx_mcdi_rx_free_indir_table(efx); + if (rss_spread > 1) { + efx_set_default_rx_indir_table(efx, &efx->rss_context); + rc = efx->type->rx_push_rss_config(efx, false, + efx->rss_context.rx_indir_table, NULL); + } + return rc; +} |