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iwlwifi: mvm: ignore LMAC scan notifications when running UMAC scans
If the firmware sends LMAC scan notifications while a UMAC scan is running, just WARN and ignore it, otherwise the scanning state gets messed up. Signed-off-by: Luca Coelho <luciano.coelho@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
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@ -333,6 +333,13 @@ void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm,
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struct iwl_periodic_scan_complete *scan_notif = (void *)pkt->data;
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bool aborted = (scan_notif->status == IWL_SCAN_OFFLOAD_ABORTED);
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/* If this happens, the firmware has mistakenly sent an LMAC
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* notification during UMAC scans -- warn and ignore it.
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*/
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if (WARN_ON_ONCE(fw_has_capa(&mvm->fw->ucode_capa,
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IWL_UCODE_TLV_CAPA_UMAC_SCAN)))
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return;
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/* scan status must be locked for proper checking */
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lockdep_assert_held(&mvm->mutex);
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