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authorEran Harary <eran.harary@intel.com>2014-09-30 06:42:06 +0200
committerEmmanuel Grumbach <emmanuel.grumbach@intel.com>2014-11-23 19:57:30 +0200
commitc064ddf318aa51647a30108f7cd151c208c62eef (patch)
tree6a11b6c4e3965680d66a269636c2223ef5790183 /drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
parent66dc527296d8b3061cb7368927b5233f886c6f83 (diff)
downloadop-kernel-dev-c064ddf318aa51647a30108f7cd151c208c62eef.zip
op-kernel-dev-c064ddf318aa51647a30108f7cd151c208c62eef.tar.gz
iwlwifi: change max HT and VHT A-MPDU exponent
Add two new parameters to iwl_cfg: max_ht_ampdu_exponent and max_vht_ampdu_exponent. These parameters, if set, will set new values to the maximum of HT and VHT A-MPDU exponent for the A-MPDU length exponent. Signed-off-by: Eran Harary <eran.harary@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-nvm-parse.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-nvm-parse.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
index c302e74..06e02fc 100644
--- a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
+++ b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
@@ -325,6 +325,8 @@ static void iwl_init_vht_hw_capab(const struct iwl_cfg *cfg,
{
int num_rx_ants = num_of_ant(rx_chains);
int num_tx_ants = num_of_ant(tx_chains);
+ unsigned int max_ampdu_exponent = (cfg->max_vht_ampdu_exponent ?:
+ IEEE80211_VHT_MAX_AMPDU_1024K);
vht_cap->vht_supported = true;
@@ -332,7 +334,8 @@ static void iwl_init_vht_hw_capab(const struct iwl_cfg *cfg,
IEEE80211_VHT_CAP_RXSTBC_1 |
IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE |
3 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT |
- 7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT;
+ max_ampdu_exponent <<
+ IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT;
if (cfg->ht_params->ldpc)
vht_cap->cap |= IEEE80211_VHT_CAP_RXLDPC;
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