From patchwork Thu Aug 12 09:15:59 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joseph Hwang X-Patchwork-Id: 496127 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=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, 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 DACF1C43214 for ; Thu, 12 Aug 2021 09:16:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A72CF6101E for ; Thu, 12 Aug 2021 09:16:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235856AbhHLJQl (ORCPT ); Thu, 12 Aug 2021 05:16:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60858 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235827AbhHLJQk (ORCPT ); Thu, 12 Aug 2021 05:16:40 -0400 Received: from mail-pj1-x1030.google.com (mail-pj1-x1030.google.com [IPv6:2607:f8b0:4864:20::1030]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CF21BC0613D3 for ; Thu, 12 Aug 2021 02:16:15 -0700 (PDT) Received: by mail-pj1-x1030.google.com with SMTP id hv22-20020a17090ae416b0290178c579e424so9711574pjb.3 for ; Thu, 12 Aug 2021 02:16:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=qo2S1l3e71xDGUQfWsHR5ktR7WTQXcYye34NKBDFtAI=; b=deU0oWZd89aB+49trFKTOg7MKEehWm8yLg8rNgsXBEGCWV1v15OF44GlTt9DcEbp6a 51WTBNB+buaDEiLBGv9vdNpgrCepUTvheY31H1CuK4rkNnFp4qBBEd4YRiDV4xipvyvl 1GIrm64DUsJV2t3g7ECk4FbyrJgKHwddpTk8I= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=qo2S1l3e71xDGUQfWsHR5ktR7WTQXcYye34NKBDFtAI=; b=Ac6caMEi+gwjVmXUmCzfeExzXKw7J8ubpdhplJjK/LIxyEMo/Onyhp9kxVv7WHpnR8 jmvqzMTBhhvGJjTAF+eeMbDT/eeRZEQIoxFgX2ac6us8VeqcBjW+eFKtFfbV4xtSLd4r H2sqvBVWJXmeRORhl8upxTk8l0e3/SRad9q5HNM8YLXDcAQF0hoDIldEtTO2g/n1LAqq oTqmG2pYMD9r3R3FIaDJ9aBCbdTSS3NavQrsZIonAn9xEvj4tNT5nT5vxIwFVd4TK7+g 2tGn7p1KcAoINM/Jh52Wbez1yrmI19NTi3PpaRW5Dq2twuUEhfLecUiEobPxUmc9bYis eicQ== X-Gm-Message-State: AOAM533x2qtBunYL6fV62aI9VbTrMttDbM42/SrIP2H3zUlkbooEO4aA 1txcWL7te3KovQ28Sn8luCRe1uX6WoDrXA== X-Google-Smtp-Source: ABdhPJzNk2Yzm3LutyAtcCBrSoc9D+D7v05i7cWh8iXHxER79J/h5SimnxqluGa/hkGVKVgl8CYJnQ== X-Received: by 2002:a17:90a:de8b:: with SMTP id n11mr15509950pjv.31.1628759775173; Thu, 12 Aug 2021 02:16:15 -0700 (PDT) Received: from josephsih-z840.tpe.corp.google.com ([2401:fa00:1:10:8f67:7d0e:97df:b4b4]) by smtp.gmail.com with ESMTPSA id n32sm2563966pgl.69.2021.08.12.02.16.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 12 Aug 2021 02:16:14 -0700 (PDT) From: Joseph Hwang To: linux-bluetooth@vger.kernel.org, marcel@holtmann.org, luiz.dentz@gmail.com, pali@kernel.org Cc: josephsih@google.com, chromeos-bluetooth-upstreaming@chromium.org, Chethan T N , Miao-chen Chou , Kiran K , Joseph Hwang , Johan Hedberg , linux-kernel@vger.kernel.org Subject: [PATCH v7 2/4] Bluetooth: btintel: support link statistics telemetry events Date: Thu, 12 Aug 2021 17:15:59 +0800 Message-Id: <20210812171533.v7.2.Ifb35feb49ec588106b256c508259500583582125@changeid> X-Mailer: git-send-email 2.32.0.605.g8dce9f2422-goog In-Reply-To: <20210812171533.v7.1.I41aec59e65ffd3226d368dabeb084af13cc133c8@changeid> References: <20210812171533.v7.1.I41aec59e65ffd3226d368dabeb084af13cc133c8@changeid> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org From: Chethan T N This patch supports the link statistics telemetry events for intel controllers Reviewed-by: Miao-chen Chou Signed-off-by: Chethan T N Signed-off-by: Kiran K Signed-off-by: Joseph Hwang --- Changes in v7: - Rebase on Tedd's patches that moved functionality from btusb to btintel. drivers/bluetooth/btintel.c | 20 +++++++++++++++++++- 1 file changed, 19 insertions(+), 1 deletion(-) diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c index 0fe093fa5158..643e2194ca01 100644 --- a/drivers/bluetooth/btintel.c +++ b/drivers/bluetooth/btintel.c @@ -1285,8 +1285,10 @@ static int btintel_read_debug_features(struct hci_dev *hdev, static int btintel_set_debug_features(struct hci_dev *hdev, const struct intel_debug_features *features) { - u8 mask[11] = { 0x0a, 0x92, 0x02, 0x07, 0x00, 0x00, 0x00, 0x00, + u8 mask[11] = { 0x0a, 0x92, 0x02, 0x7f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; + u8 period[5] = { 0x04, 0x91, 0x02, 0x05, 0x00 }; + u8 trace_enable = 0x02; struct sk_buff *skb; if (!features) @@ -1303,8 +1305,24 @@ static int btintel_set_debug_features(struct hci_dev *hdev, PTR_ERR(skb)); return PTR_ERR(skb); } + kfree_skb(skb); + + skb = __hci_cmd_sync(hdev, 0xfc8b, 5, period, HCI_INIT_TIMEOUT); + if (IS_ERR(skb)) { + bt_dev_err(hdev, "Setting periodicity for link statistics traces failed (%ld)", + PTR_ERR(skb)); + return PTR_ERR(skb); + } + kfree_skb(skb); + skb = __hci_cmd_sync(hdev, 0xfca1, 1, &trace_enable, HCI_INIT_TIMEOUT); + if (IS_ERR(skb)) { + bt_dev_err(hdev, "Enable tracing of link statistics events failed (%ld)", + PTR_ERR(skb)); + return PTR_ERR(skb); + } kfree_skb(skb); + return 0; }