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Commit 96f1f05a authored by Emmanuel Grumbach's avatar Emmanuel Grumbach Committed by John W. Linville
Browse files

iwlwifi: update SCD BC table for all SCD queues 



Since we configure all the queues as CHAINABLE, we need to update the
byte count for all the queues, not only the AGGREGATABLE ones.

Not doing so can confuse the SCD and make the fw assert.

Cc: stable@vger.kernel.org
Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: default avatarWey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 9763152c

drivers/net/wireless/iwlwifi/iwl-trans-pcie.c

+1 −3
Original line number Diff line number Diff line
@@ -1197,9 +1197,7 @@ static int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, 
	iwl_print_hex_dump(trans, IWL_DL_TX, (u8 *)tx_cmd->hdr, hdr_len);



	/* Set up entry for this TFD in Tx byte-count array */

	if (is_agg)

		iwl_trans_txq_update_byte_cnt_tbl(trans, txq,

					       le16_to_cpu(tx_cmd->len));

	iwl_trans_txq_update_byte_cnt_tbl(trans, txq, le16_to_cpu(tx_cmd->len));



	dma_sync_single_for_device(bus(trans)->dev, txcmd_phys, firstlen,

			DMA_BIDIRECTIONAL);