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From: <Rengarajan.S@microchip.com>
To: <jirislaby@kernel.org>, <linux-serial@vger.kernel.org>,
	<gregkh@linuxfoundation.org>,
	<Kumaravel.Thiagarajan@microchip.com>,
	<UNGLinuxDriver@microchip.com>,
	<Tharunkumar.Pasumarthi@microchip.com>,
	<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v1 tty] 8250: microchip: pci1xxxx: Refactor TX Burst code to use pre-existing APIs
Date: Fri, 23 Feb 2024 09:36:41 +0000	[thread overview]
Message-ID: <cc783f74fe180c2d035dc3f79e9e772c15280e46.camel@microchip.com> (raw)
In-Reply-To: <254db026-5f9d-497f-ac44-c81d9d5947cf@kernel.org>

On Fri, 2024-02-23 at 10:26 +0100, Jiri Slaby wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you
> know the content is safe
> 
> On 23. 02. 24, 10:21, Rengarajan.S@microchip.com wrote:
> > On Fri, 2024-02-23 at 07:08 +0100, Jiri Slaby wrote:
> > > EXTERNAL EMAIL: Do not click links or open attachments unless you
> > > know the content is safe
> > > 
> > > On 22. 02. 24, 14:49, Rengarajan S wrote:
> > > > Updated the TX Burst implementation by changing the circular
> > > > buffer
> > > > processing with the pre-existing APIs in kernel. Also updated
> > > > conditional
> > > > statements and alignment issues for better readability.
> > > 
> > > Hi,
> > > 
> > > so why are you keeping the nested double loop?
> > > 
> > 
> > Hi, in order to differentiate Burst mode handling with byte mode
> > had
> > seperate loops for both. Since, having single while loop also does
> > not
> > align with rx implementation (where we have seperate handling for
> > burst
> > and byte) have retained the double loop.
> 
> So obviously, align RX to a single loop if possible. The current TX
> code
> is very hard to follow and sort of unmaintainable (and buggy). And
> IMO
> it's unnecessary as I proposed [1]. And even if RX cannot be one
> loop,
> you still can make TX easy to read as the two need not be the same.
> 
> [1]
> https://lore.kernel.org/all/b8325c3f-bf5b-4c55-8dce-ef395edce251@kernel.org/


Sure. Will update the TX implementation as suggested and will send out
the patch shortly.
> 
> thanks,
> --
> js
> suse labs
> 


  reply	other threads:[~2024-02-23  9:36 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-02-22 13:49 [PATCH v1 tty] 8250: microchip: pci1xxxx: Refactor TX Burst code to use pre-existing APIs Rengarajan S
2024-02-22 16:01 ` Ilpo Järvinen
2024-02-23  9:22   ` Rengarajan.S
2024-02-23  6:08 ` Jiri Slaby
2024-02-23  9:21   ` Rengarajan.S
2024-02-23  9:26     ` Jiri Slaby
2024-02-23  9:36       ` Rengarajan.S [this message]
2024-03-04  4:37       ` Rengarajan.S
2024-03-04  6:19         ` Jiri Slaby
2024-03-05  4:15           ` Rengarajan.S
2024-03-05  7:19             ` Jiri Slaby
2024-03-06  6:55               ` Rengarajan.S

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