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Sun, 15 Aug 2021 08:17:56 -0400 Received: from mail-pl1-x62e.google.com (mail-pl1-x62e.google.com [IPv6:2607:f8b0:4864:20::62e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8B661C061764 for ; Sun, 15 Aug 2021 05:17:26 -0700 (PDT) Received: by mail-pl1-x62e.google.com with SMTP id e15so17648677plh.8 for ; Sun, 15 Aug 2021 05:17:26 -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=eFA69i6hcXDHmIcHg92qE1Me9tWDfkAMJZYxzK2xT7U=; b=klMfIjeVpam8pT5arjIEW49vm/9ag/9V62RMumJ9lbuKijF9Zd6XHjjUhsG/cGBRe/ 7h6qPKiWGP1c06B7Wg797fvFz79+SYvTr//XH1zLiFbLUCKHQPGh6SyE1vGd7MjqLvx+ p/rk6BzVHpbxz6pbm38CF/KXfraSQm//v/ev4= 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=eFA69i6hcXDHmIcHg92qE1Me9tWDfkAMJZYxzK2xT7U=; b=k6WmKLP3cXsFM47rctrRM5eTu56FdWTZYLOfGyt/plspRhVnuUyS5o6FoSHIPpu+Rj JBvtZAyh/11drZaP0t9yawLoK+9mvzBKiiJvTe3cZ4xqB5dw+Xb8J5Mrj6puK+xrMXaa PrAlgK9MOP8Ru2EsdKkSFDsT6E4fysUDEij6m2XnsRIDPoNeLLSA8nQkGXD5xG+lP4kp ML+C0G5C8Nzh1g5ieZ7DYt6LJ845ziDi0hjWJIM1ncF8i8wAra7BYxtAwq/19ZJpQd1h DEAinzhjrmAOboCXXBE6t0t4Klmo5IEeDgvwpVWUwH+uvkNFKkUKhLWmRiVOeKCXy/Tc tzvg== X-Gm-Message-State: AOAM530vzpyv1GIwkIE18tN308BCuEjYDRBqxVOazZK1FCC3YjG2Y7PQ +c/Mo8wD9uKLBY+ssQ5KMjw67Q== X-Google-Smtp-Source: ABdhPJxqkV5RcplPXSijny0oPio503+9aIz3axKmrr7c6QDFYGiRSETKBZkvhThq11NMzETOmyXdmw== X-Received: by 2002:a62:dd57:0:b029:3cd:c96e:625e with SMTP id w84-20020a62dd570000b02903cdc96e625emr10935357pff.45.1629029846133; Sun, 15 Aug 2021 05:17:26 -0700 (PDT) Received: from josephsih-z840.tpe.corp.google.com ([2401:fa00:1:10:9cee:5877:e805:fe2b]) by smtp.gmail.com with ESMTPSA id v20sm9773170pgi.39.2021.08.15.05.17.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 15 Aug 2021 05:17:25 -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 v9 2/5] Bluetooth: btintel: support link statistics telemetry events Date: Sun, 15 Aug 2021 20:17:14 +0800 Message-Id: <20210815201611.v9.2.Ifb35feb49ec588106b256c508259500583582125@changeid> X-Mailer: git-send-email 2.33.0.rc1.237.g0d66db33f3-goog In-Reply-To: <20210815201611.v9.1.I41aec59e65ffd3226d368dabeb084af13cc133c8@changeid> References: <20210815201611.v9.1.I41aec59e65ffd3226d368dabeb084af13cc133c8@changeid> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@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 --- (no changes since v7) 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; } -- 2.33.0.rc1.237.g0d66db33f3-goog