Return-Path: MIME-Version: 1.0 In-Reply-To: <5325267.NxmNQnImGX@ix> References: <5325267.NxmNQnImGX@ix> From: "Gabriel A. Zorrilla" Date: Mon, 29 Jan 2018 10:16:30 -0300 Message-ID: Subject: Re: lescan stops after 10-15 minutes (bluez 5.48) To: linux-bluetooth@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Sender: linux-bluetooth-owner@vger.kernel.org List-ID: Hi Symon, This started because some Node-Red detect BLE devices but after a few minutes they stop getting input. Then started to diagnose BLE with hcitools and the outcome was the same so started to believe a kernel or controller issue. If there is an example of how this API works i'll be charmed to test it. Thanks! On Mon, Jan 29, 2018 at 6:16 AM, Szymon Janc wrote: > Hi Gabriel, > > On Sunday, 28 January 2018 20:22:47 CET Gabriel A. Zorrilla wrote: >> Hello there. I'm really desperate here. I'm trying to work with BLE in >> my Pi3. When i do: >> >> sudo hcitools lescan (with or without -duplicates) the Pi scans >> normally then stops after about 10-15 minutes. >> >> Here I made some btmon dumps: >> without duplicates: http://termbin.com/ox3z >> with duplicates: http://termbin.com/6nnn >> >> * Pi3 >> * Raspbian with 4.9.66-v7+ kernel. >> * Embedded bluetooth. >> * Compilled bluez 5.48 >> >> Don't know what extra info you would need to diagnose this. Perhaps >> it's a common bug in the Pi3 Raspbian distro, but cant find >> information about this on the web. Been googling for a week. >> >> I really want to make this work, so dont hesitate in asking me some >> tests and such. >> >> Thanks and regards, > > You don't want to mix using HCI directly and bluetoothd. Bluetoothd will > interfere with you accessing controller and this is most likely what you are > seeing. > > Is there a reason for you to use hcitool lescan instead of D-Bus APIs? > > -- > pozdrawiam > Szymon Janc > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Gabriel A. Zorrilla