From patchwork Fri Mar 4 11:21:25 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Coelho X-Patchwork-Id: 548472 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2A4B2C433EF for ; Fri, 4 Mar 2022 11:21:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239399AbiCDLWi (ORCPT ); Fri, 4 Mar 2022 06:22:38 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53274 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239360AbiCDLWc (ORCPT ); Fri, 4 Mar 2022 06:22:32 -0500 Received: from farmhouse.coelho.fi (paleale.coelho.fi [176.9.41.70]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 32ED71B0C45 for ; Fri, 4 Mar 2022 03:21:44 -0800 (PST) Received: from 91-156-4-241.elisa-laajakaista.fi ([91.156.4.241] helo=kveik.ger.corp.intel.com) by farmhouse.coelho.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1nQ60E-000QSW-JA; Fri, 04 Mar 2022 13:21:43 +0200 From: Luca Coelho To: kvalo@kernel.org Cc: luca@coelho.fi, linux-wireless@vger.kernel.org Date: Fri, 4 Mar 2022 13:21:25 +0200 Message-Id: X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220304112129.219513-1-luca@coelho.fi> References: <20220304112129.219513-1-luca@coelho.fi> MIME-Version: 1.0 Subject: [PATCH 09/13] iwlwifi: use 4k queue size for Bz A-step Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Johannes Berg 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: Johannes Berg Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/queue/tx.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/wireless/intel/iwlwifi/queue/tx.c b/drivers/net/wireless/intel/iwlwifi/queue/tx.c index 42e631cc16e8..726185d6fab8 100644 --- a/drivers/net/wireless/intel/iwlwifi/queue/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/queue/tx.c @@ -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);