From patchwork Fri Jan 18 19:00:00 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Coelho X-Patchwork-Id: 10771477 X-Patchwork-Delegate: luca@coelho.fi Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4FA6117FB for ; Fri, 18 Jan 2019 19:01:01 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3D8973017C for ; Fri, 18 Jan 2019 19:01:01 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2FF6C303BE; Fri, 18 Jan 2019 19:01:01 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BB3DC303D4 for ; Fri, 18 Jan 2019 19:01:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729253AbfARTA7 (ORCPT ); Fri, 18 Jan 2019 14:00:59 -0500 Received: from paleale.coelho.fi ([176.9.41.70]:48430 "EHLO farmhouse.coelho.fi" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1729245AbfARTA6 (ORCPT ); Fri, 18 Jan 2019 14:00:58 -0500 Received: from 91-156-4-241.elisa-laajakaista.fi ([91.156.4.241] helo=redipa.ger.corp.intel.com) by farmhouse.coelho.fi with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.91) (envelope-from ) id 1gkZNO-0004cj-Oo; Fri, 18 Jan 2019 21:00:23 +0200 From: Luca Coelho To: kvalo@codeaurora.org Cc: linux-wireless@vger.kernel.org, Luca Coelho Date: Fri, 18 Jan 2019 21:00:00 +0200 Message-Id: <20190118190004.22270-13-luca@coelho.fi> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190118190004.22270-1-luca@coelho.fi> References: <20190118190004.22270-1-luca@coelho.fi> MIME-Version: 1.0 Subject: [PATCH 12/16] iwlwifi: pcie: remove unnecessary iwl_pcie_enable_rx_wake() function Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Luca Coelho This function was only used by 9000 A-step devices, which we don't support anymore, so it can be removed. Signed-off-by: Luca Coelho --- .../wireless/intel/iwlwifi/pcie/internal.h | 2 -- drivers/net/wireless/intel/iwlwifi/pcie/rx.c | 26 ------------------- .../net/wireless/intel/iwlwifi/pcie/trans.c | 4 --- 3 files changed, 32 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h index d6fc6ce73e0a..971785b17e09 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h +++ b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h @@ -1029,8 +1029,6 @@ static inline int iwl_trans_pcie_dbgfs_register(struct iwl_trans *trans) int iwl_pci_fw_exit_d0i3(struct iwl_trans *trans); int iwl_pci_fw_enter_d0i3(struct iwl_trans *trans); -void iwl_pcie_enable_rx_wake(struct iwl_trans *trans, bool enable); - void iwl_pcie_rx_allocator_work(struct work_struct *data); /* common functions that are used by gen2 transport */ diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c index e965cc588850..541da1d44762 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c @@ -868,30 +868,6 @@ static void iwl_pcie_rx_hw_init(struct iwl_trans *trans, struct iwl_rxq *rxq) iwl_set_bit(trans, CSR_INT_COALESCING, IWL_HOST_INT_OPER_MODE); } -void iwl_pcie_enable_rx_wake(struct iwl_trans *trans, bool enable) -{ - if (trans->cfg->device_family != IWL_DEVICE_FAMILY_9000) - return; - - if (CSR_HW_REV_STEP(trans->hw_rev) != SILICON_A_STEP) - return; - - if (!trans->cfg->integrated) - return; - - /* - * Turn on the chicken-bits that cause MAC wakeup for RX-related - * values. - * This costs some power, but needed for W/A 9000 integrated A-step - * bug where shadow registers are not in the retention list and their - * value is lost when NIC powers down - */ - iwl_set_bit(trans, CSR_MAC_SHADOW_REG_CTRL, - CSR_MAC_SHADOW_REG_CTRL_RX_WAKE); - iwl_set_bit(trans, CSR_MAC_SHADOW_REG_CTL2, - CSR_MAC_SHADOW_REG_CTL2_RX_WAKE); -} - static void iwl_pcie_rx_mq_hw_init(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); @@ -979,8 +955,6 @@ static void iwl_pcie_rx_mq_hw_init(struct iwl_trans *trans) /* Set interrupt coalescing timer to default (2048 usecs) */ iwl_write8(trans, CSR_INT_COALESCING, IWL_HOST_INT_TIMEOUT_DEF); - - iwl_pcie_enable_rx_wake(trans, true); } void iwl_pcie_rx_init_rxb_lists(struct iwl_rxq *rxq) diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c index 55ccfa22b3c0..40e59e701273 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c @@ -1530,8 +1530,6 @@ static void iwl_trans_pcie_d3_suspend(struct iwl_trans *trans, bool test, iwl_clear_bit(trans, CSR_GP_CNTRL, BIT(trans->cfg->csr->flag_init_done)); - iwl_pcie_enable_rx_wake(trans, false); - if (reset) { /* * reset TX queues -- some of their registers reset during S3 @@ -1558,8 +1556,6 @@ static int iwl_trans_pcie_d3_resume(struct iwl_trans *trans, return 0; } - iwl_pcie_enable_rx_wake(trans, true); - iwl_set_bit(trans, CSR_GP_CNTRL, BIT(trans->cfg->csr->flag_mac_access_req)); iwl_set_bit(trans, CSR_GP_CNTRL,