Commit bb16ffd5 authored by Johannes Berg's avatar Johannes Berg Committed by Luca Coelho
Browse files

iwlwifi: use 4k queue size for Bz A-step 



There's a hardware bug in Bz A-step that can be worked
around by using 4k queue size, so do that.

Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarLuca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20220304131517.10ea0e115d05.Idfb3706133bf3b15f1f68f1145e77e89947449d1@changeid


Signed-off-by: default avatarLuca Coelho <luciano.coelho@intel.com>
parent 7b9f4850

drivers/net/wireless/intel/iwlwifi/queue/tx.c

+4 −0
Original line number Diff line number Diff line
@@ -1199,6 +1199,10 @@ int iwl_txq_dyn_alloc(struct iwl_trans *trans, u32 flags, u32 sta_mask, 
	};

	int ret;



	if (trans->trans_cfg->device_family == IWL_DEVICE_FAMILY_BZ &&

	    trans->hw_rev_step == SILICON_A_STEP)

		size = 4096;



	txq = iwl_txq_dyn_alloc_dma(trans, size, timeout);

	if (IS_ERR(txq))

		return PTR_ERR(txq);