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Commit 2693de9f authored by Johannes Berg's avatar Johannes Berg Committed by Luca Coelho
Browse files

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: default avatarJohannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarLuca Coelho <luciano.coelho@intel.com>
parent e5721e3f

drivers/net/wireless/intel/iwlwifi/cfg/22000.c

+24 −0
Original line number Diff line number Diff line
@@ -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));