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| author | Johannes Berg <johannes.berg@intel.com> | 2017-09-28 15:15:20 +0300 |
|---|---|---|
| committer | Luca Coelho <luciano.coelho@intel.com> | 2018-07-26 13:16:13 +0300 |
| commit | 2693de9f82f1f3b47b55d383ddcee63e3927571f (patch) | |
| tree | cd0d37cbace587bbb8dea16366bc42550d132b8a | |
| parent | e5721e3f770f0ca527c6232c7d19e8cabd1f79b8 (diff) | |
| download | linux-2693de9f82f1f3b47b55d383ddcee63e3927571f.tar.xz | |
iwlwifi: 22000 devices: restrict to HT A-MPDU size
Our current HE devices don't support BlockAck with the large bitmap,
so can't do TX aggregation with 256 frames. Restrict to the lower HT
size.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/cfg/22000.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c index d4ba66aecdc9..6eb0894bd910 100644 --- a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c +++ b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c @@ -179,6 +179,12 @@ const struct iwl_cfg iwl22000_2ax_cfg_hr = { .nvm_ver = IWL_22000_NVM_VERSION, .nvm_calib_ver = IWL_22000_TX_POWER_VERSION, .max_ht_ampdu_exponent = IEEE80211_HT_MAX_AMPDU_64K, + /* + * This device doesn't support receiving BlockAck with a large bitmap + * so we need to restrict the size of transmitted aggregation to the + * HT size; mac80211 would otherwise pick the HE max (256) by default. + */ + .max_tx_agg_size = IEEE80211_MAX_AMPDU_BUF_HT, }; const struct iwl_cfg iwl22000_2ax_cfg_qnj_hr_f0 = { @@ -190,6 +196,12 @@ const struct iwl_cfg iwl22000_2ax_cfg_qnj_hr_f0 = { .nvm_ver = IWL_22000_NVM_VERSION, .nvm_calib_ver = IWL_22000_TX_POWER_VERSION, .max_ht_ampdu_exponent = IEEE80211_HT_MAX_AMPDU_64K, + /* + * This device doesn't support receiving BlockAck with a large bitmap + * so we need to restrict the size of transmitted aggregation to the + * HT size; mac80211 would otherwise pick the HE max (256) by default. + */ + .max_tx_agg_size = IEEE80211_MAX_AMPDU_BUF_HT, }; const struct iwl_cfg iwl22000_2ax_cfg_qnj_jf_b0 = { @@ -201,6 +213,12 @@ const struct iwl_cfg iwl22000_2ax_cfg_qnj_jf_b0 = { .nvm_ver = IWL_22000_NVM_VERSION, .nvm_calib_ver = IWL_22000_TX_POWER_VERSION, .max_ht_ampdu_exponent = IEEE80211_HT_MAX_AMPDU_64K, + /* + * This device doesn't support receiving BlockAck with a large bitmap + * so we need to restrict the size of transmitted aggregation to the + * HT size; mac80211 would otherwise pick the HE max (256) by default. + */ + .max_tx_agg_size = IEEE80211_MAX_AMPDU_BUF_HT, }; const struct iwl_cfg iwl22000_2ax_cfg_qnj_hr_a0 = { @@ -212,6 +230,12 @@ const struct iwl_cfg iwl22000_2ax_cfg_qnj_hr_a0 = { .nvm_ver = IWL_22000_NVM_VERSION, .nvm_calib_ver = IWL_22000_TX_POWER_VERSION, .max_ht_ampdu_exponent = IEEE80211_HT_MAX_AMPDU_64K, + /* + * This device doesn't support receiving BlockAck with a large bitmap + * so we need to restrict the size of transmitted aggregation to the + * HT size; mac80211 would otherwise pick the HE max (256) by default. + */ + .max_tx_agg_size = IEEE80211_MAX_AMPDU_BUF_HT, }; MODULE_FIRMWARE(IWL_22000_HR_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX)); |