From patchwork Mon Aug 27 14:56:15 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanislaw Gruszka X-Patchwork-Id: 10577201 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 D8B9114E1 for ; Mon, 27 Aug 2018 14:56:54 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C4F2D29958 for ; Mon, 27 Aug 2018 14:56:54 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B915429965; Mon, 27 Aug 2018 14:56:54 +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=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 2E2E629958 for ; Mon, 27 Aug 2018 14:56:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=uuJCUHKfbfk1+QTXIbmfzN0bmRk2zjSpE9NLsIuek3c=; b=YwktOGW80lduSz2IIOcuVhWCwI bVJUxPrFC6qja54yYTns/xO/oSEmui0E0UR5UCbZbKx2nwxtJDoNGHFVb5VL6qXfy99P6x5VlxDop RTUqWCiJqZm08wRI2OgdtfBozaoyO6mXcyrOEh6Z8UcVJL8b2+/0OwYYR/Xd5wsu/g7qZoN7keYmX 0UaskHQ9i+KzhCkKatn0XSGbfyr+yzi6bHLZwogAJ8GoWJYipBi0iyK86q5ZWtOBjnPUqbVdjQndd uHKWKxKW8TZYpMiCsWKw3HwM9gD6jJo3u8/iy74uqmLGJKdUKaPH31hODerCeVB7FR4poQFuIWGzQ 3I0mlFiw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1fuIwm-0007sz-LK for patchwork-linux-mediatek@patchwork.kernel.org; Mon, 27 Aug 2018 14:56:52 +0000 Received: from mx3-rdu2.redhat.com ([66.187.233.73] helo=mx1.redhat.com) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fuIwi-0007qE-VJ for linux-mediatek@lists.infradead.org; Mon, 27 Aug 2018 14:56:51 +0000 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 625A040216EF; Mon, 27 Aug 2018 14:56:40 +0000 (UTC) Received: from localhost (ovpn-204-91.brq.redhat.com [10.40.204.91]) by smtp.corp.redhat.com (Postfix) with ESMTP id 426B82166B41; Mon, 27 Aug 2018 14:56:38 +0000 (UTC) From: Stanislaw Gruszka To: linux-wireless@vger.kernel.org Subject: [PATCH v2 01/17] mt76: unify wait_for_mac Date: Mon, 27 Aug 2018 16:56:15 +0200 Message-Id: <1535381791-14908-2-git-send-email-sgruszka@redhat.com> In-Reply-To: <1535381791-14908-1-git-send-email-sgruszka@redhat.com> References: <1535381791-14908-1-git-send-email-sgruszka@redhat.com> X-Scanned-By: MIMEDefang 2.78 on 10.11.54.6 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.5]); Mon, 27 Aug 2018 14:56:40 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.5]); Mon, 27 Aug 2018 14:56:40 +0000 (UTC) for IP:'10.11.54.6' DOMAIN:'int-mx06.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'sgruszka@redhat.com' RCPT:'' X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180827_075649_196849_25538625 X-CRM114-Status: GOOD ( 20.22 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Lorenzo Bianconi , linux-mediatek@lists.infradead.org, Felix Fietkau MIME-Version: 1.0 Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Create new mt76x02_mac.h for common mac functions of mt76x0 and mt76x2 and unity wait_for_mac for both drivers. Signed-off-by: Stanislaw Gruszka --- drivers/net/wireless/mediatek/mt76/mt76x0/init.c | 11 +++--- drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h | 3 +- drivers/net/wireless/mediatek/mt76/mt76x0/usb.c | 5 +-- drivers/net/wireless/mediatek/mt76/mt76x02_mac.h | 42 ++++++++++++++++++++++ drivers/net/wireless/mediatek/mt76/mt76x2.h | 17 --------- drivers/net/wireless/mediatek/mt76/mt76x2_init.c | 2 +- drivers/net/wireless/mediatek/mt76/mt76x2_mac.h | 1 + drivers/net/wireless/mediatek/mt76/mt76x2u_init.c | 4 +-- 8 files changed, 57 insertions(+), 28 deletions(-) create mode 100644 drivers/net/wireless/mediatek/mt76/mt76x02_mac.h diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/init.c b/drivers/net/wireless/mediatek/mt76/mt76x0/init.c index 7cdb3e740522..a1883da0543b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/init.c @@ -384,9 +384,11 @@ int mt76x0_init_hardware(struct mt76x0_dev *dev) mt76x0_chip_onoff(dev, true, true); - ret = mt76x0_wait_asic_ready(dev); - if (ret) + if (!mt76x02_wait_for_mac(&dev->mt76)) { + ret = -ETIMEDOUT; goto err; + } + ret = mt76x0_mcu_init(dev); if (ret) goto err; @@ -399,9 +401,10 @@ int mt76x0_init_hardware(struct mt76x0_dev *dev) } /* Wait for ASIC ready after FW load. */ - ret = mt76x0_wait_asic_ready(dev); - if (ret) + if (!mt76x02_wait_for_mac(&dev->mt76)) { + ret = -ETIMEDOUT; goto err; + } mt76x0_reset_csr_bbp(dev); mt76x0_init_usb_dma(dev); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h b/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h index fc9857f61771..84d1afc21f57 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h @@ -26,6 +26,7 @@ #include #include "../mt76.h" +#include "../mt76x02_mac.h" #include "regs.h" #define MT_CALIBRATE_INTERVAL (4 * HZ) @@ -263,8 +264,6 @@ static inline bool is_mt7610e(struct mt76x0_dev *dev) void mt76x0_init_debugfs(struct mt76x0_dev *dev); -int mt76x0_wait_asic_ready(struct mt76x0_dev *dev); - /* Compatibility with mt76 */ #define mt76_rmw_field(_dev, _reg, _field, _val) \ mt76_rmw(_dev, _reg, _field, FIELD_PREP(_field, _val)) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c index 54ae1f113be2..670973363c9f 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c @@ -287,9 +287,10 @@ static int mt76x0_probe(struct usb_interface *usb_intf, /* Disable the HW, otherwise MCU fail to initalize on hot reboot */ mt76x0_chip_onoff(dev, false, false); - ret = mt76x0_wait_asic_ready(dev); - if (ret) + if (!mt76x02_wait_for_mac(&dev->mt76)) { + ret = -ETIMEDOUT; goto err; + } asic_rev = mt76_rr(dev, MT_ASIC_VERSION); mac_rev = mt76_rr(dev, MT_MAC_CSR0); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.h b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.h new file mode 100644 index 000000000000..4bf14fd8916d --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.h @@ -0,0 +1,42 @@ +/* + * Copyright (C) 2016 Felix Fietkau + * Copyright (C) 2018 Stanislaw Gruszka + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef __MT76X02_MAC_H +#define __MT76X02_MAC_H + +static inline bool mt76x02_wait_for_mac(struct mt76_dev *dev) +{ + const u32 MAC_CSR0 = 0x1000; + int i; + + for (i = 0; i < 500; i++) { + if (test_bit(MT76_REMOVED, &dev->state)) + return -EIO; + + switch (dev->bus->rr(dev, MAC_CSR0)) { + case 0: + case ~0: + break; + default: + return true; + } + usleep_range(5000, 10000); + } + return false; +} + +#endif diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2.h b/drivers/net/wireless/mediatek/mt76/mt76x2.h index dca3209bf5f1..4c952b8a777c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x2.h @@ -163,23 +163,6 @@ struct mt76x2_sta { int inactive_count; }; -static inline bool mt76x2_wait_for_mac(struct mt76x2_dev *dev) -{ - int i; - - for (i = 0; i < 500; i++) { - switch (mt76_rr(dev, MT_MAC_CSR0)) { - case 0: - case ~0: - break; - default: - return true; - } - usleep_range(5000, 10000); - } - return false; -} - static inline bool is_mt7612(struct mt76x2_dev *dev) { return mt76_chip(&dev->mt76) == 0x7612; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_init.c b/drivers/net/wireless/mediatek/mt76/mt76x2_init.c index b814391f79ac..75a4e171da6d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2_init.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2_init.c @@ -101,7 +101,7 @@ static int mt76x2_mac_reset(struct mt76x2_dev *dev, bool hard) u32 val; int i, k; - if (!mt76x2_wait_for_mac(dev)) + if (!mt76x02_wait_for_mac(&dev->mt76)) return -ETIMEDOUT; val = mt76_rr(dev, MT_WPDMA_GLO_CFG); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_mac.h b/drivers/net/wireless/mediatek/mt76/mt76x2_mac.h index 5af0107ba748..0f07fc1a19ab 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2_mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x2_mac.h @@ -18,6 +18,7 @@ #define __MT76x2_MAC_H #include "mt76.h" +#include "mt76x02_mac.h" struct mt76x2_dev; struct mt76x2_sta; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2u_init.c b/drivers/net/wireless/mediatek/mt76/mt76x2u_init.c index 9b81e7641c06..276e30608cea 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2u_init.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2u_init.c @@ -184,7 +184,7 @@ int mt76x2u_init_hardware(struct mt76x2_dev *dev) mt76x2_reset_wlan(dev, true); mt76x2u_power_on(dev); - if (!mt76x2_wait_for_mac(dev)) + if (!mt76x02_wait_for_mac(&dev->mt76)) return -ETIMEDOUT; err = mt76x2u_mcu_fw_init(dev); @@ -197,7 +197,7 @@ int mt76x2u_init_hardware(struct mt76x2_dev *dev) return -EIO; /* wait for asic ready after fw load. */ - if (!mt76x2_wait_for_mac(dev)) + if (!mt76x02_wait_for_mac(&dev->mt76)) return -ETIMEDOUT; mt76_wr(dev, MT_HEADER_TRANS_CTRL_REG, 0);