From: Antti Julku <antti.julku@nokia.com>
To: Claudio Takahasi <claudio.takahasi@openbossa.org>,
ext Marcel Holtmann <marcel@holtmann.org>,
linux-bluetooth@vger.kernel.org, padovan@profusion.mobi
Cc: johan.hedberg@gmail.com
Subject: Re: [PATCH] Bluetooth: Add mgmt command for fast connectable mode
Date: Tue, 23 Aug 2011 09:03:26 +0300 [thread overview]
Message-ID: <4E5342AE.10908@nokia.com> (raw)
In-Reply-To: <20110822194844.GC21949@joana>
Hi Gustavo,
On 08/22/2011 10:48 PM, ext Gustavo Padovan wrote:
>>>> Set Fast Connectable Command
>>>> ============================
>>>>
>>>> Command Code: 0x0001F
>>>> Controller Index:<controller id>
>>>> Command Parameters: Enable (1 Octet)
>>>> Return Parameters: Status (1 octet)
>>>>
>>>> Configure BR Fast Connectable Mode Command
>>>> ==========================================
>>>>
>>>> Command Code: 0x00020
>>>> Controller Index:<controller id>
>>>> Command Parameters: Page_scan_type (1 Octet)
>>>> Page_scan_interval (1 Octet)
>>>> Return Parameters: Status (1 octet)
>>>>
>>>> Configure LE Fast Connectable Mode Command
>>>> ==========================================
>>>>
>>>> Command Code: 0x00021
>>>> Controller Index:<controller id>
>>>> Command Parameters: Adv_interval (1 Octet)
>>>> ...and maybe some other settings if needed
>>>> Return Parameters: Status (1 octet)
>>>
>>> Can't both command be merged into one? LE Advertisement could be a scan type.
>>> But this won't work if we need more settings for LE.
>>>
>>> Gustavo
>>>
>>
>> Another input: for GATT based profiles after the disconnection the
>> specs are recommending advertising interval values for fast
>> reconnection in the first 30 seconds and reduced power mode after 30
>> seconds.
>> Of course, there are some implementations that disable advertising
>> after some time.
>>
>> At the moment, the incoming connection for dual mode device are not
>> allowed by the spec.
>>
>> My opinion is: parameters could be omitted. BR/EDR and LE could use
>> hard-coded settings for on/off of each transport. Add BR/EDR or LE
>> specific parameter in the Management interface commands doesn't look a
>> suitable approach. A simple on/off command seems to be more flexible
>> for future changes.
>
> Ok, so we could go only with Set Fast Connectable for now and use hardcoded
> values It's too early to say if we will need to to tune the those values for
> LE.
>
> Gustavo
So the initial fast connectable patch I sent is actually what we want?
Implementation for LE can be easily added later, when it's clear how LE
fast connectable should work. Please apply the patch then.
Br,
Antti
next prev parent reply other threads:[~2011-08-23 6:03 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-22 10:11 [PATCH] Bluetooth: Add mgmt command for fast connectable mode Antti Julku
2011-06-29 0:58 ` Marcel Holtmann
2011-07-25 11:34 ` Dmitriy Paliy
2011-07-25 12:46 ` Claudio Takahasi
2011-08-04 8:44 ` Antti Julku
2011-08-10 9:33 ` Antti Julku
2011-08-10 13:55 ` Marcel Holtmann
2011-08-19 12:38 ` Antti Julku
2011-08-22 18:01 ` Gustavo Padovan
2011-08-22 18:40 ` Claudio Takahasi
2011-08-22 19:48 ` Gustavo Padovan
2011-08-23 6:03 ` Antti Julku [this message]
2011-07-25 13:38 ` Marcel Holtmann
2011-07-25 14:48 ` Dmitriy Paliy
-- strict thread matches above, loose matches on Subject: below --
2011-06-22 9:18 Antti Julku
2011-06-17 9:43 Antti Julku
2011-06-21 18:01 ` Gustavo F. Padovan
2011-06-16 11:54 Antti Julku
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