From patchwork Tue Jan 23 07:35:25 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wojciech Dubowik X-Patchwork-Id: 10179663 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 09351601D5 for ; Tue, 23 Jan 2018 07:41:34 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id F022228688 for ; Tue, 23 Jan 2018 07:41:33 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E4F2C2868B; Tue, 23 Jan 2018 07:41:33 +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=-6.9 required=2.0 tests=BAYES_00,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 7C21228688 for ; Tue, 23 Jan 2018 07:41:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751167AbeAWHlc (ORCPT ); Tue, 23 Jan 2018 02:41:32 -0500 Received: from mail.neratec.com ([46.140.151.2]:65353 "EHLO mail.neratec.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751086AbeAWHlY (ORCPT ); Tue, 23 Jan 2018 02:41:24 -0500 Received: from localhost (localhost [127.0.0.1]) by mail.neratec.com (Postfix) with ESMTP id B5CC2CE0466; Tue, 23 Jan 2018 08:35:32 +0100 (CET) Received: from mail.neratec.com ([127.0.0.1]) by localhost (mail.neratec.com [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id 6N8FxCD9cpQr; Tue, 23 Jan 2018 08:35:32 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by mail.neratec.com (Postfix) with ESMTP id 9389ECE0482; Tue, 23 Jan 2018 08:35:32 +0100 (CET) X-Virus-Scanned: amavisd-new at neratec.com Received: from mail.neratec.com ([127.0.0.1]) by localhost (mail.neratec.com [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id 4_AhhHfAb-dz; Tue, 23 Jan 2018 08:35:32 +0100 (CET) Received: from wlanTS2.lan.neratec.com (wlanTS2.lan.neratec.com [192.168.11.95]) by mail.neratec.com (Postfix) with ESMTPSA id 5A3C2CE0466; Tue, 23 Jan 2018 08:35:32 +0100 (CET) From: Wojciech Dubowik To: linux-wireless@vger.kernel.org Cc: kvalo@codeaurora.org, ath9k-devel@qca.qualcomm.com, Wojciech Dubowik Subject: [PATCH 4/4] ath9k: Display calibration data piers in debugfs Date: Tue, 23 Jan 2018 08:35:25 +0100 Message-Id: <1516692925-6695-5-git-send-email-Wojciech.Dubowik@neratec.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1516692925-6695-1-git-send-email-Wojciech.Dubowik@neratec.com> References: <1516692925-6695-1-git-send-email-Wojciech.Dubowik@neratec.com> 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 Display per frequency calibration data in dump_modal debugfs entry including reference power, voltage, tx temperature and noise floor. Example of chain 0 of OEM card (dump from modal_eeprom): Chain 0 Freq ref volt temp nf_Cal nf_Pow rx_temp 5180 -30 0 137 0 0 0 5320 -24 0 137 0 0 0 5500 -15 0 137 0 0 0 5620 -10 0 137 0 0 0 5700 -15 0 137 0 0 0 5745 -16 0 135 0 0 0 5785 -19 0 136 0 0 0 5825 -22 0 136 0 0 0 Example of a card with calibrated noise floor. Chain 0 Freq ref volt temp nf_Cal nf_Pow rx_temp 4890 -49 0 128 -107 -97 124 5100 -23 0 128 -101 -96 124 5180 -18 0 128 -101 -96 124 5300 -12 0 128 -102 -97 124 5500 -9 0 128 -101 -97 125 5640 -17 0 128 -101 -98 124 5785 -25 0 128 -101 -98 124 5940 -33 0 128 -106 -99 124 Signed-off-by: Wojciech Dubowik --- drivers/net/wireless/ath/ath9k/ar9003_eeprom.c | 64 +++++++++++++++++++++++++- 1 file changed, 63 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index de2e503..f019a20 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -3436,6 +3436,60 @@ static u32 ar9003_dump_modal_eeprom(char *buf, u32 len, u32 size, return len; } +static u32 ar9003_dump_cal_data(struct ath_hw *ah, char *buf, u32 len, u32 size, + bool is_2g) +{ + struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep; + struct ar9300_base_eep_hdr *pBase; + struct ar9300_cal_data_per_freq_op_loop *cal_pier; + int cal_pier_nr; + int freq; + int i, j; + + pBase = &eep->baseEepHeader; + + if (is_2g) + cal_pier_nr = AR9300_NUM_2G_CAL_PIERS; + else + cal_pier_nr = AR9300_NUM_5G_CAL_PIERS; + + for (i = 0; i < AR9300_MAX_CHAINS; i++) { + if (!((pBase->txrxMask >> i) & 1)) + continue; + + len += snprintf(buf + len, size - len, "Chain %d\n", i); + + len += snprintf(buf + len, size - len, + "Freq\t ref\tvolt\ttemp\tnf_cal\tnf_pow\trx_temp\n"); + + for (j = 0; j < cal_pier_nr; j++) { + if (is_2g) { + cal_pier = &eep->calPierData2G[i][j]; + freq = 2300 + eep->calFreqPier2G[j]; + } else { + cal_pier = &eep->calPierData5G[i][j]; + freq = 4800 + eep->calFreqPier5G[j] * 5; + } + + len += snprintf(buf + len, size - len, + "%d\t", freq); + + len += snprintf(buf + len, size - len, + "%d\t%d\t%d\t%d\t%d\t%d\n", + cal_pier->refPower, + cal_pier->voltMeas, + cal_pier->tempMeas, + cal_pier->rxTempMeas ? + N2DBM(cal_pier->rxNoisefloorCal) : 0, + cal_pier->rxTempMeas ? + N2DBM(cal_pier->rxNoisefloorPower) : 0, + cal_pier->rxTempMeas); + } + } + + return len; +} + static u32 ath9k_hw_ar9003_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, u8 *buf, u32 len, u32 size) { @@ -3447,10 +3501,18 @@ static u32 ath9k_hw_ar9003_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, "%20s :\n", "2GHz modal Header"); len = ar9003_dump_modal_eeprom(buf, len, size, &eep->modalHeader2G); - len += scnprintf(buf + len, size - len, + + len += scnprintf(buf + len, size - len, "Calibration data\n"); + len = ar9003_dump_cal_data(ah, buf, len, size, true); + + len += snprintf(buf + len, size - len, "%20s :\n", "5GHz modal Header"); len = ar9003_dump_modal_eeprom(buf, len, size, &eep->modalHeader5G); + + len += snprintf(buf + len, size - len, "Calibration data\n"); + len = ar9003_dump_cal_data(ah, buf, len, size, false); + goto out; }