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iwlwifi: mvm: fix PS-Poll enablement 

We added the uAPSD enabled ACs and that made the
firmware choose to pull frames with uAPSD trigger
frames instead of PS-Poll.
Fix that.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Emmanuel Grumbach 2016-10-26 14:21:27 +03:00 committed by Luca Coelho
parent 36401cb7ff
commit 143b0b2ae8
1 changed files with 8 additions and 10 deletions
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18
drivers/net/wireless/intel/iwlwifi/mvm/power.c
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@ -174,6 +174,14 @@ static void iwl_mvm_power_configure_uapsd(struct iwl_mvm *mvm,
enum ieee80211_ac_numbers ac;
bool tid_found = false;
#ifdef CONFIG_IWLWIFI_DEBUGFS
/* set advanced pm flag with no uapsd ACs to enable ps-poll */
if (mvmvif->dbgfs_pm.use_ps_poll) {
cmd->flags |= cpu_to_le16(POWER_FLAGS_ADVANCE_PM_ENA_MSK);
return;
}
#endif
for (ac = IEEE80211_AC_VO; ac <= IEEE80211_AC_BK; ac++) {
if (!mvmvif->queue_params[ac].uapsd)
continue;
@ -204,16 +212,6 @@ static void iwl_mvm_power_configure_uapsd(struct iwl_mvm *mvm,
}
}
if (!(cmd->flags & cpu_to_le16(POWER_FLAGS_ADVANCE_PM_ENA_MSK))) {
#ifdef CONFIG_IWLWIFI_DEBUGFS
/* set advanced pm flag with no uapsd ACs to enable ps-poll */
if (mvmvif->dbgfs_pm.use_ps_poll)
cmd->flags |=
cpu_to_le16(POWER_FLAGS_ADVANCE_PM_ENA_MSK);
#endif
return;
}
cmd->flags |= cpu_to_le16(POWER_FLAGS_UAPSD_MISBEHAVING_ENA_MSK);
if (cmd->uapsd_ac_flags == (BIT(IEEE80211_AC_VO) |