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| author | Sara Sharon <sara.sharon@intel.com> | 2016-03-22 15:55:58 +0200 |
|---|---|---|
| committer | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2016-03-30 16:21:30 +0300 |
| commit | 854d773e4ab5869200004af4ca5d851730849903 (patch) | |
| tree | 172f0345d18b3cc3d5e5f2421ff4ae65b4ae4c38 /drivers/net/wireless/intel/iwlwifi/mvm/fw.c | |
| parent | 013a67ea69d7caac094e6d144507246f10f24d9a (diff) | |
| download | linux-854d773e4ab5869200004af4ca5d851730849903.tar.gz linux-854d773e4ab5869200004af4ca5d851730849903.tar.bz2 linux-854d773e4ab5869200004af4ca5d851730849903.zip | |
iwlwifi: mvm: improve RSS configuration
Improve current RSS configuration:
* Use netdev_rss_key instead of keeping a local copy.
* Configure also UDP hashing to have UDP traffic spread across queues.
* Do not direct RSS traffic to our fallback queue.
Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/fw.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/fw.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c index f375275ee98e..2dc97a19246a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c @@ -64,6 +64,7 @@ * *****************************************************************************/ #include <net/mac80211.h> +#include <linux/netdevice.h> #include "iwl-trans.h" #include "iwl-op-mode.h" @@ -114,14 +115,18 @@ static int iwl_send_rss_cfg_cmd(struct iwl_mvm *mvm) struct iwl_rss_config_cmd cmd = { .flags = cpu_to_le32(IWL_RSS_ENABLE), .hash_mask = IWL_RSS_HASH_TYPE_IPV4_TCP | + IWL_RSS_HASH_TYPE_IPV4_UDP | IWL_RSS_HASH_TYPE_IPV4_PAYLOAD | IWL_RSS_HASH_TYPE_IPV6_TCP | + IWL_RSS_HASH_TYPE_IPV6_UDP | IWL_RSS_HASH_TYPE_IPV6_PAYLOAD, }; + /* Do not direct RSS traffic to Q 0 which is our fallback queue */ for (i = 0; i < ARRAY_SIZE(cmd.indirection_table); i++) - cmd.indirection_table[i] = i % mvm->trans->num_rx_queues; - memcpy(cmd.secret_key, mvm->secret_key, sizeof(cmd.secret_key)); + cmd.indirection_table[i] = + 1 + (i % (mvm->trans->num_rx_queues - 1)); + netdev_rss_key_fill(cmd.secret_key, sizeof(cmd.secret_key)); return iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0, sizeof(cmd), &cmd); } |