From: Clemens Ladisch <clemens@ladisch.de>
To: Felipe Ferreri Tonello <eu@felipetonello.com>, linux-usb@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, Felipe Balbi <balbi@kernel.org>,
Michal Nazarewicz <mina86@mina86.com>
Subject: Re: [PATCH 1/5] usb: gadget: f_midi: refactor state machine
Date: Fri, 4 Mar 2016 09:07:40 +0100 [thread overview]
Message-ID: <56D9424C.201@ladisch.de> (raw)
In-Reply-To: <56D866A1.5060303@felipetonello.com>
Felipe Ferreri Tonello wrote:
> On 03/03/16 11:38, Clemens Ladisch wrote:
>> But in what way was the old state machine not "proper"?
>
> Because it didn't reflect all the correct and possible MIDI states
The whole point of the one-byte real-time messages is that they do not
affect the parsing of the surrounding MIDI stream. So not making them
part of the state machine is the proper way of handling them. (Also
see the flowchart in appendix A of the spec.)
> This patch doesn't change any functionality. But the important thing
> here is that it improves the driver maintainability [...]
Then I won't get in the way of this driver's maintainer.
Regards,
Clemens
next prev parent reply other threads:[~2016-03-04 9:32 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-02 19:40 [PATCH 0/5] MIDI USB Gadget improvements Felipe F. Tonello
2016-03-02 19:40 ` [PATCH 1/5] usb: gadget: f_midi: refactor state machine Felipe F. Tonello
2016-03-02 21:09 ` Clemens Ladisch
2016-03-03 8:57 ` Felipe Ferreri Tonello
2016-03-03 11:38 ` Clemens Ladisch
2016-03-03 16:30 ` Felipe Ferreri Tonello
2016-03-04 8:07 ` Clemens Ladisch [this message]
2016-03-04 18:39 ` Felipe Ferreri Tonello
2016-03-04 18:43 ` Clemens Ladisch
2016-03-02 19:40 ` [PATCH 2/5] usb: gadget: f_midi: added spinlock on transmit function Felipe F. Tonello
2016-03-04 7:20 ` Felipe Balbi
2016-03-04 18:49 ` Felipe Ferreri Tonello
2016-03-07 7:32 ` Felipe Balbi
2016-03-07 9:28 ` Felipe Ferreri Tonello
2016-03-08 7:37 ` Felipe Balbi
2016-03-08 13:46 ` Felipe Ferreri Tonello
2016-03-08 14:01 ` Felipe Balbi
2016-03-08 15:40 ` Felipe Ferreri Tonello
2016-03-09 7:22 ` Felipe Balbi
2016-03-02 19:40 ` [PATCH 3/5] usb: gadget: gmidi: remove bus powered requirement on bmAttributes Felipe F. Tonello
2016-03-04 7:16 ` Felipe Balbi
2016-03-04 18:46 ` Felipe Ferreri Tonello
2016-03-07 7:34 ` Felipe Balbi
2016-03-07 9:40 ` Felipe Ferreri Tonello
2016-03-07 10:59 ` Felipe Balbi
2016-03-07 11:13 ` Felipe Ferreri Tonello
2016-03-08 7:43 ` Felipe Balbi
2016-03-08 10:14 ` Krzysztof Opasiak
2016-03-08 10:34 ` Felipe Balbi
2016-03-08 13:54 ` Felipe Ferreri Tonello
2016-03-08 14:04 ` Felipe Balbi
2016-03-08 14:15 ` Krzysztof Opasiak
2016-03-08 14:20 ` Felipe Balbi
2016-03-08 15:24 ` Felipe Ferreri Tonello
2016-03-02 19:40 ` [PATCH 4/5] usb: gadget: f_midi: cleanups and typos fixes Felipe F. Tonello
2016-03-04 7:13 ` Felipe Balbi
2016-03-04 19:17 ` Michal Nazarewicz
2016-03-04 20:17 ` Felipe Ferreri Tonello
2016-03-05 16:28 ` Michal Nazarewicz
2016-03-05 19:39 ` Greg KH
2016-03-05 23:53 ` Felipe Ferreri Tonello
2016-03-06 3:02 ` Greg KH
2016-03-05 23:57 ` Felipe Ferreri Tonello
2016-03-07 7:35 ` Felipe Balbi
2016-03-07 9:32 ` Felipe Ferreri Tonello
2016-03-08 7:44 ` Felipe Balbi
2016-03-02 19:40 ` [PATCH 5/5] usb: gadget: f_midi: updated copyright Felipe F. Tonello
2016-03-04 7:13 ` Felipe Balbi
2016-03-04 18:41 ` Felipe Ferreri Tonello
2016-03-07 7:36 ` Felipe Balbi
2016-03-07 9:23 ` Felipe Ferreri Tonello
2016-03-04 7:11 ` [PATCH 0/5] MIDI USB Gadget improvements Felipe Balbi
2016-03-04 18:43 ` Felipe Ferreri Tonello
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