iwlagn: finer-grained HT disable
At least while debugging, a lot of people use
11n_disable=1 to disable HT completely. To be
able to figure out what parts of HT cause the
problems we see, make the parameter a bitmap,
allowing to disable all of HT and aggregation
(TX/RX) separately.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index b2d95e8..9daa4d9 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -1668,7 +1668,7 @@
hw_params(priv).rx_page_order =
get_order(IWL_RX_BUF_SIZE_4K);
- if (iwlagn_mod_params.disable_11n)
+ if (iwlagn_mod_params.disable_11n & IWL_DISABLE_HT_ALL)
cfg(priv)->sku &= ~EEPROM_SKU_CAP_11N_ENABLE;
hw_params(priv).num_ampdu_queues =
@@ -1995,8 +1995,9 @@
MODULE_PARM_DESC(swcrypto, "using crypto in software (default 0 [hardware])");
module_param_named(queues_num, iwlagn_mod_params.num_of_queues, int, S_IRUGO);
MODULE_PARM_DESC(queues_num, "number of hw queues.");
-module_param_named(11n_disable, iwlagn_mod_params.disable_11n, int, S_IRUGO);
-MODULE_PARM_DESC(11n_disable, "disable 11n functionality");
+module_param_named(11n_disable, iwlagn_mod_params.disable_11n, uint, S_IRUGO);
+MODULE_PARM_DESC(11n_disable,
+ "disable 11n functionality, bitmap: 1: full, 2: agg TX, 4: agg RX");
module_param_named(amsdu_size_8K, iwlagn_mod_params.amsdu_size_8K,
int, S_IRUGO);
MODULE_PARM_DESC(amsdu_size_8K, "enable 8K amsdu size");