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bh=8XRuBGVk2TTwf9hGVxYImjah4Tr644Zkbwg4wofK/FY=; b=cjhqQ0sZaDWGbFapO1YHD8Uv05h0KjNDMob6Eqosk6rLuQ8MJZQWqDn/kznQ7mzOkm 246V+2qqYpThsqy8GCWouUzmueuzYrBTLEafx/0hf8gY1m8sgTQcVTK9Su/mYNelJhSf RSVlh62xnrj6ZWCztyaTNzCb5QFX6ubAgWkizOqBk8kpYKdrtTt/kGX7VdB/wd1Egz23 opznCLcKkmDKv1lB3j9mQ5VmdzXuxhydV5WnLd+5LsFWbuZdVLpI7TU3d5TB4QLQq7Jk HZt0iJF6ALiANT31EnOvz/1zBoju/Cscx0ezu6Hl7RuupwrEVLKIDb+7zzUjs2MxsIX8 bjAQ== X-Gm-Message-State: AOAM533NAng9y0ylxpv/Zmph6N9lcF/WbwAxwQg1mi0c1rZb50p5cGho xIF6/wgwZM82z3IXrBtyw/kFcA== X-Google-Smtp-Source: ABdhPJy9VclF+eTNA91o9qVXsvOaHpY5kQ7ePpLs4p9ejb4RA0IUMI0a1MTIDdc48+r1k+Cerpz5SQ== X-Received: by 2002:a17:90a:558c:: with SMTP id c12mr24183440pji.124.1628004451025; Tue, 03 Aug 2021 08:27:31 -0700 (PDT) Received: from josephsih-z840.tpe.corp.google.com ([2401:fa00:1:10:7cf5:7e9:5266:c8ba]) by smtp.gmail.com with ESMTPSA id v30sm14922493pgk.25.2021.08.03.08.27.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 03 Aug 2021 08:27:30 -0700 (PDT) From: Joseph Hwang To: linux-bluetooth@vger.kernel.org, marcel@holtmann.org, luiz.dentz@gmail.com, pali@kernel.org Cc: chromeos-bluetooth-upstreaming@chromium.org, josephsih@google.com, Chethan T N , Miao-chen Chou , Kiran K , Joseph Hwang , Johan Hedberg , linux-kernel@vger.kernel.org Subject: [PATCH v5 2/4] Bluetooth: btintel: support link statistics telemetry events Date: Tue, 3 Aug 2021 23:27:17 +0800 Message-Id: <20210803232539.v5.2.Ifb35feb49ec588106b256c508259500583582125@changeid> X-Mailer: git-send-email 2.32.0.554.ge1b32706d8-goog In-Reply-To: <20210803232539.v5.1.I41aec59e65ffd3226d368dabeb084af13cc133c8@changeid> References: <20210803232539.v5.1.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 v1) 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 e44b6993cf91..fd21ddb76928 100644 --- a/drivers/bluetooth/btintel.c +++ b/drivers/bluetooth/btintel.c @@ -1248,8 +1248,10 @@ EXPORT_SYMBOL_GPL(btintel_read_debug_features); 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) @@ -1266,8 +1268,24 @@ 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; } EXPORT_SYMBOL_GPL(btintel_set_debug_features); -- 2.32.0.554.ge1b32706d8-goog