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iwlwifi: Use HW acceleration decryption by default

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This patch reverses the hw_crypto logic and makes HW crypto a default.
Giving swcrypto=1 as parameter to the module disables HW crypto.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Emmanuel Grumbach 2008-04-15 16:01:47 -07:00 committed by John W. Linville
parent 5900383502
commit fcc76c6b33
3 changed files with 6 additions and 7 deletions
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7
drivers/net/wireless/iwlwifi/iwl-4965.c
View file

@ -3691,7 +3691,7 @@ static void iwl4965_handle_data_packet(struct iwl_priv *priv, int is_data,
stats->flag = 0;
hdr = (struct ieee80211_hdr *)rxb->skb->data;
if (priv->cfg->mod_params->hw_crypto)
if (!priv->cfg->mod_params->sw_crypto)
iwl4965_set_decrypted_flag(priv, rxb->skb, ampdu_status, stats);
if (priv->add_radiotap)
@ -4988,9 +4988,8 @@ module_param_named(antenna, iwl4965_mod_params.antenna, int, 0444);
MODULE_PARM_DESC(antenna, "select antenna (1=Main, 2=Aux, default 0 [both])");
module_param_named(disable, iwl4965_mod_params.disable, int, 0444);
MODULE_PARM_DESC(disable, "manually disable the radio (default 0 [radio on])");
module_param_named(hwcrypto, iwl4965_mod_params.hw_crypto, int, 0444);
MODULE_PARM_DESC(hwcrypto,
"using hardware crypto engine (default 0 [software])\n");
module_param_named(swcrypto, iwl4965_mod_params.sw_crypto, int, 0444);
MODULE_PARM_DESC(swcrypto, "using crypto in software (default 0 [hardware])\n");
module_param_named(debug, iwl4965_mod_params.debug, int, 0444);
MODULE_PARM_DESC(debug, "debug output mask");
module_param_named(

2
drivers/net/wireless/iwlwifi/iwl-core.h
View file

@ -120,7 +120,7 @@ struct iwl_ops {
struct iwl_mod_params {
int disable; /* def: 0 = enable radio */
int hw_crypto; /* def: 0 = using software encryption */
int sw_crypto; /* def: 0 = using hardware encryption */
int debug; /* def: 0 = minimal debug log messages */
int disable_hw_scan; /* def: 0 = use h/w scan */
int num_of_queues; /* def: HW dependent */

4
drivers/net/wireless/iwlwifi/iwl4965-base.c
View file

@ -835,7 +835,7 @@ static int iwl4965_commit_rxon(struct iwl_priv *priv)
le16_to_cpu(priv->staging_rxon.channel),
print_mac(mac, priv->staging_rxon.bssid_addr));
iwl4965_set_rxon_hwcrypto(priv, priv->cfg->mod_params->hw_crypto);
iwl4965_set_rxon_hwcrypto(priv, !priv->cfg->mod_params->sw_crypto);
/* Apply the new configuration */
rc = iwl_send_cmd_pdu(priv, REPLY_RXON,
sizeof(struct iwl4965_rxon_cmd), &priv->staging_rxon);
@ -6840,7 +6840,7 @@ static int iwl4965_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
IWL_DEBUG_MAC80211("enter\n");
if (!priv->cfg->mod_params->hw_crypto) {
if (priv->cfg->mod_params->sw_crypto) {
IWL_DEBUG_MAC80211("leave - hwcrypto disabled\n");
return -EOPNOTSUPP;
}