From patchwork Fri Mar 13 03:43:08 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sujith Manoharan X-Patchwork-Id: 6001581 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: X-Original-To: patchwork-linux-wireless@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 59FC6BF90F for ; Fri, 13 Mar 2015 03:39:35 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 6A4BE2028D for ; Fri, 13 Mar 2015 03:39:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BC34A20266 for ; Fri, 13 Mar 2015 03:39:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756524AbbCMDja (ORCPT ); Thu, 12 Mar 2015 23:39:30 -0400 Received: from s72.web-hosting.com ([198.187.29.22]:53038 "EHLO s72.web-hosting.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755694AbbCMDj2 (ORCPT ); Thu, 12 Mar 2015 23:39:28 -0400 Received: from [117.222.157.77] (port=12042 helo=sujith-pixel.qualcomm.com) by server72.web-hosting.com with esmtpsa (UNKNOWN:AES128-SHA256:128) (Exim 4.82) (envelope-from ) id 1YWGRY-003sm1-44; Thu, 12 Mar 2015 23:39:24 -0400 From: Sujith Manoharan To: linux-wireless@vger.kernel.org Cc: ath9k-devel@lists.ath9k.org Subject: [PATCH 2/4] ath9k: Handle MCI_STATE_AIC_START Date: Fri, 13 Mar 2015 09:13:08 +0530 Message-Id: <1426218190-19888-3-git-send-email-sujith@msujith.org> X-Mailer: git-send-email 2.3.1 In-Reply-To: <1426218190-19888-1-git-send-email-sujith@msujith.org> References: <1426218190-19888-1-git-send-email-sujith@msujith.org> X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - server72.web-hosting.com X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - msujith.org X-Get-Message-Sender-Via: server72.web-hosting.com: authenticated_id: sujith@msujith.org X-Source: X-Source-Args: X-Source-Dir: Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Sujith Manoharan This patch adds a function to handle the MCI message MCI_STATE_AIC_START. Signed-off-by: Sujith Manoharan --- drivers/net/wireless/ath/ath9k/ar9003_aic.c | 33 +++++++++++++++++++++++++++++ drivers/net/wireless/ath/ath9k/ar9003_aic.h | 1 + drivers/net/wireless/ath/ath9k/ar9003_mci.c | 4 ++++ 3 files changed, 38 insertions(+) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_aic.c b/drivers/net/wireless/ath/ath9k/ar9003_aic.c index 4e8cf08..5b4f818 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_aic.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_aic.c @@ -18,6 +18,7 @@ #include "hw-ops.h" #include "ar9003_mci.h" #include "ar9003_aic.h" +#include "ar9003_phy.h" #include "reg_aic.h" static const u8 com_att_db_table[ATH_AIC_MAX_COM_ATT_DB_TABLE] = { @@ -512,6 +513,38 @@ exit: } +u8 ar9003_aic_start_normal(struct ath_hw *ah) +{ + struct ath9k_hw_aic *aic = &ah->btcoex_hw.aic; + int16_t i; + + if (aic->aic_cal_state != AIC_CAL_STATE_DONE) + return 1; + + ar9003_aic_gain_table(ah); + + REG_WRITE(ah, AR_PHY_AIC_SRAM_ADDR_B1, ATH_AIC_SRAM_AUTO_INCREMENT); + + for (i = 0; i < ATH_AIC_MAX_BT_CHANNEL; i++) { + REG_WRITE(ah, AR_PHY_AIC_SRAM_DATA_B1, aic->aic_sram[i]); + } + + /* FIXME: Replace these with proper register names */ + REG_WRITE(ah, 0xa6b0, 0x80); + REG_WRITE(ah, 0xa6b4, 0x5b2df0); + REG_WRITE(ah, 0xa6b8, 0x10762cc8); + REG_WRITE(ah, 0xa6bc, 0x1219a4b); + REG_WRITE(ah, 0xa6c0, 0x1e01); + REG_WRITE(ah, 0xb6b4, 0xf0); + REG_WRITE(ah, 0xb6c0, 0x1e01); + REG_WRITE(ah, 0xb6b0, 0x81); + REG_WRITE(ah, AR_PHY_65NM_CH1_RXTX4, 0x40000000); + + aic->aic_enabled = true; + + return 0; +} + u8 ar9003_aic_cal_reset(struct ath_hw *ah) { struct ath9k_hw_aic *aic = &ah->btcoex_hw.aic; diff --git a/drivers/net/wireless/ath/ath9k/ar9003_aic.h b/drivers/net/wireless/ath/ath9k/ar9003_aic.h index 5e48710..1ee5a8c 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_aic.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_aic.h @@ -53,6 +53,7 @@ struct ath_aic_out_info { struct ath_aic_sram_info sram; }; +u8 ar9003_aic_start_normal(struct ath_hw *ah); u8 ar9003_aic_cal_reset(struct ath_hw *ah); u8 ar9003_aic_calibration_single(struct ath_hw *ah); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c b/drivers/net/wireless/ath/ath9k/ar9003_mci.c index d6ed628..b559d75 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c @@ -1363,6 +1363,10 @@ u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type) value = (!mci->unhalt_bt_gpm && mci->need_flush_btinfo) ? 1 : 0; mci->need_flush_btinfo = false; break; + case MCI_STATE_AIC_START: + if (ath9k_hw_is_aic_enabled(ah)) + ar9003_aic_start_normal(ah); + break; case MCI_STATE_AIC_CAL_RESET: if (ath9k_hw_is_aic_enabled(ah)) value = ar9003_aic_cal_reset(ah);