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iwlwifi: add {ack,plpc}_check module parameters

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Add module ack_check, and plcp_check parameters. Ack_check is disabled
by default since is proved that check ack health can cause troubles.
Plcp_check is enabled by default.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Acked-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Stanislaw Gruszka 2011-02-28 14:33:15 +01:00 committed by John W. Linville
parent 8a032c132b
commit b7977ffaab
4 changed files with 15 additions and 2 deletions
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1
drivers/net/wireless/iwlwifi/iwl-agn-lib.c
View File

@ -609,6 +609,7 @@ const u8 *iwlagn_eeprom_query_addr(const struct iwl_priv *priv,
struct iwl_mod_params iwlagn_mod_params = {
.amsdu_size_8K = 1,
.restart_fw = 1,
.plcp_check = true,
/* the rest are 0 by default */
};

6
drivers/net/wireless/iwlwifi/iwl-agn.c
View File

@ -4785,3 +4785,9 @@ MODULE_PARM_DESC(antenna_coupling,
module_param_named(bt_ch_inhibition, iwlagn_bt_ch_announce, bool, S_IRUGO);
MODULE_PARM_DESC(bt_ch_inhibition,
"Disable BT channel inhibition (default: enable)");
module_param_named(plcp_check, iwlagn_mod_params.plcp_check, bool, S_IRUGO);
MODULE_PARM_DESC(plcp_check, "Check plcp health (default: 1 [enabled])");
module_param_named(ack_check, iwlagn_mod_params.ack_check, bool, S_IRUGO);
MODULE_PARM_DESC(ack_check, "Check ack health (default: 0 [disabled])");

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

@ -261,6 +261,8 @@ struct iwl_mod_params {
int amsdu_size_8K; /* def: 1 = enable 8K amsdu size */
int antenna; /* def: 0 = both antennas (use diversity) */
int restart_fw; /* def: 1 = restart firmware */
bool plcp_check; /* def: true = enable plcp health check */
bool ack_check; /* def: false = disable ack health check */
};
/*

8
drivers/net/wireless/iwlwifi/iwl-rx.c
View File

@ -230,18 +230,22 @@ void iwl_rx_spectrum_measure_notif(struct iwl_priv *priv,
void iwl_recover_from_statistics(struct iwl_priv *priv,
struct iwl_rx_packet *pkt)
{
const struct iwl_mod_params *mod_params = priv->cfg->mod_params;
if (test_bit(STATUS_EXIT_PENDING, &priv->status) ||
!iwl_is_any_associated(priv))
return;
if (priv->cfg->ops->lib->check_ack_health &&
if (mod_params->ack_check &&
priv->cfg->ops->lib->check_ack_health &&
!priv->cfg->ops->lib->check_ack_health(priv, pkt)) {
IWL_ERR(priv, "low ack count detected, restart firmware\n");
if (!iwl_force_reset(priv, IWL_FW_RESET, false))
return;
}
if (priv->cfg->ops->lib->check_plcp_health &&
if (mod_params->plcp_check &&
priv->cfg->ops->lib->check_plcp_health &&
!priv->cfg->ops->lib->check_plcp_health(priv, pkt))
iwl_force_reset(priv, IWL_RF_RESET, false);
}