diff options
| -rw-r--r-- | drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c | 26 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/fm10k/fm10k_main.c | 14 |
2 files changed, 22 insertions, 18 deletions
diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c b/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c index ca276c0a4b8d..e79e91500a0c 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c @@ -971,15 +971,29 @@ u32 fm10k_get_reta_size(struct net_device __always_unused *netdev) void fm10k_write_reta(struct fm10k_intfc *interface, const u32 *indir) { + u16 rss_i = interface->ring_feature[RING_F_RSS].indices; struct fm10k_hw *hw = &interface->hw; - int i; + u32 table[4]; + int i, j; /* record entries to reta table */ - for (i = 0; i < FM10K_RETA_SIZE; i++, indir += 4) { - u32 reta = indir[0] | - (indir[1] << 8) | - (indir[2] << 16) | - (indir[3] << 24); + for (i = 0; i < FM10K_RETA_SIZE; i++) { + u32 reta, n; + + /* generate a new table if we weren't given one */ + for (j = 0; j < 4; j++) { + if (indir) + n = indir[i + j]; + else + n = ethtool_rxfh_indir_default(i + j, rss_i); + + table[j] = n; + } + + reta = table[0] | + (table[1] << 8) | + (table[2] << 16) | + (table[3] << 24); if (interface->reta[i] == reta) continue; diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_main.c b/drivers/net/ethernet/intel/fm10k/fm10k_main.c index 58092e523bbe..aca3e4762da7 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_main.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_main.c @@ -1927,8 +1927,7 @@ static void fm10k_assign_rings(struct fm10k_intfc *interface) static void fm10k_init_reta(struct fm10k_intfc *interface) { u16 i, rss_i = interface->ring_feature[RING_F_RSS].indices; - struct net_device *netdev = interface->netdev; - u32 reta, *indir; + u32 reta; /* If the Rx flow indirection table has been configured manually, we * need to maintain it when possible. @@ -1953,16 +1952,7 @@ static void fm10k_init_reta(struct fm10k_intfc *interface) } repopulate_reta: - indir = kcalloc(fm10k_get_reta_size(netdev), - sizeof(indir[0]), GFP_KERNEL); - - /* generate redirection table using the default kernel policy */ - for (i = 0; i < fm10k_get_reta_size(netdev); i++) - indir[i] = ethtool_rxfh_indir_default(i, rss_i); - - fm10k_write_reta(interface, indir); - - kfree(indir); + fm10k_write_reta(interface, NULL); } /** |