From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-17.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EF2BBC11F67 for ; Tue, 29 Jun 2021 19:10:35 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id AC7F661D3E for ; Tue, 29 Jun 2021 19:10:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AC7F661D3E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=Y9x+q7FrAWkyHveQ7Paz7Ib/8Dyp844EqQ/N6dUQRXs=; b=O1qvqdQbVMVZFD Aq4ETmDOR38Vb5TdZTEcPoVRa0xVakajjAp15bmRKQ1fY5x5rrrV2N0ZVOOicagc169yZjaJkWdPr 7aCk/6mQuj2gOTF/Viy4dzcSRNX2oPWBLOLd5S6x8tUekvPvb5OUoOuoLLtfmXXe+AH1+1BSay2tZ tHdZV3byxQEhlhZ6Yf+aIOcVZbQNhpzxnFxNpf3r0fdswk+xKrEKGQ9McdGPxaHdCLCML35JxHkNt 2d/HWPkqQqb1rgcJenWEV+Jx25t/z6tQE2hE7Z2QzMy+I6o5WABnAoi7ywhyRtuwMbjhoBDezfSV4 wq3OdFsY018r1qmX0i7w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1lyJ7n-00Buip-DT; Tue, 29 Jun 2021 19:10:23 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1lyJ7j-00BuhZ-9Y for linux-mediatek@lists.infradead.org; Tue, 29 Jun 2021 19:10:22 +0000 X-UUID: 19fa2f5f2d574203b6032e1aaa6462e6-20210629 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=r1IhH9KfYPioxui/K5wmzaPrDCezU69SOCGPl+WsMPU=; b=MdEipKKfxkjy2T78LF84rk3rJFjvNd2aHreixWnwpw6aQm6izDpzdTwDj6EkBdVXX1qjnSsBmIMW8K/N+VJN+0cKKVIhv9H4lesvMAXhUAeD6IUFRfY0j1BIDQ+MaS+JvryvVDacXuOsmjH2GoENipV3lEsqIo5NXHRu1P23WHI=; X-UUID: 19fa2f5f2d574203b6032e1aaa6462e6-20210629 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 34602027; Tue, 29 Jun 2021 12:10:12 -0700 Received: from MTKMBS02N2.mediatek.inc (172.21.101.101) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 29 Jun 2021 12:10:10 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs02n2.mediatek.inc (172.21.101.101) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 30 Jun 2021 03:09:56 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 30 Jun 2021 03:09:56 +0800 From: To: , CC: , , , , , , , , , , mark-yw.chen Subject: [PATCH v3 1/1] Bluetooth: btusb: Record debug log for Mediatek Chip. Date: Wed, 30 Jun 2021 03:09:34 +0800 Message-ID: <20210629190934.11710-1-mark-yw.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210629_121020_790550_AEBD453A X-CRM114-Status: GOOD ( 14.41 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org From: "mark-yw.chen" Mediatek Bluetooth Controller send the fw log via EP2, this patch create callback(data->recv_acl) for processing acl packet. 1. create callback(data->recv_acl) for processing acl packet. 2. Add btusb_recv_acl_mtk to dispatch acl packet. 3. Send mediatek debug log and coredump via hci_recv_diag channel. 4. The upper layerd can use hci_channel_minitor to receive these packets. Signed-off-by: mark-yw.chen --- drivers/bluetooth/btusb.c | 37 ++++++++++++++++++++++++++++++++++++- 1 file changed, 36 insertions(+), 1 deletion(-) diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index b015dcecfb13..cabf6eba2d95 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -569,6 +569,7 @@ struct btusb_data { int suspend_count; int (*recv_event)(struct hci_dev *hdev, struct sk_buff *skb); + int (*recv_acl)(struct hci_dev *hdev, struct sk_buff *skb); int (*recv_bulk)(struct btusb_data *data, void *buffer, int count); int (*setup_on_usb)(struct hci_dev *hdev); @@ -776,7 +777,7 @@ static int btusb_recv_bulk(struct btusb_data *data, void *buffer, int count) if (!hci_skb_expect(skb)) { /* Complete frame */ - hci_recv_frame(data->hdev, skb); + data->recv_acl(data->hdev, skb); skb = NULL; } } @@ -3075,6 +3076,10 @@ static int btusb_shutdown_intel_new(struct hci_dev *hdev) return 0; } +#define MTK_FW_DUMP 0xfc6f +#define MTK_FW_LOG_1 0x05ff +#define MTK_FW_LOG_2 0x05fe + #define FIRMWARE_MT7663 "mediatek/mt7663pr2h.bin" #define FIRMWARE_MT7668 "mediatek/mt7668pr2h.bin" @@ -3851,6 +3856,33 @@ static int btusb_mtk_shutdown(struct hci_dev *hdev) return 0; } +static int btusb_recv_acl_mtk(struct hci_dev *hdev, struct sk_buff *skb) +{ + struct btusb_data *data = hci_get_drvdata(hdev); + int err; + u16 handle = le16_to_cpu(hci_acl_hdr(skb)->handle); + + switch (handle) { + case MTK_FW_DUMP: + /* It's MediaTek firmware dump from device. When the firmware + * hang, the device can't be suspend successfully. + */ + usb_disable_autosuspend(data->udev); + err = hci_recv_diag(data->hdev, skb); + break; + case MTK_FW_LOG_1: + case MTK_FW_LOG_2: + /* It's MediaTek fw debug log */ + err = hci_recv_diag(data->hdev, skb); + break; + default: + err = hci_recv_frame(data->hdev, skb); + break; + } + + return err; +} + MODULE_FIRMWARE(FIRMWARE_MT7663); MODULE_FIRMWARE(FIRMWARE_MT7668); @@ -4543,6 +4575,8 @@ static int btusb_probe(struct usb_interface *intf, data->recv_bulk = btusb_recv_bulk; } + data->recv_acl = hci_recv_frame; + hdev = hci_alloc_dev(); if (!hdev) return -ENOMEM; @@ -4669,6 +4703,7 @@ static int btusb_probe(struct usb_interface *intf, hdev->setup = btusb_mtk_setup; hdev->shutdown = btusb_mtk_shutdown; hdev->manufacturer = 70; + data->recv_acl = btusb_recv_acl_mtk; set_bit(HCI_QUIRK_NON_PERSISTENT_SETUP, &hdev->quirks); } -- 2.18.0 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek