From: Andy Shevchenko <andriy.shevchenko@intel.com>
To: Nam Cao <namcaov@gmail.com>
Cc: ChanSoo Shin <csshin9928@gmail.com>,
andy@kernel.org, gregkh@linuxfoundation.org,
dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org,
linux-staging@lists.linux.dev
Subject: Re: [PATCH v5] fbtft: limit dirty rows based on damage range
Date: Fri, 6 Feb 2026 12:36:13 +0200 [thread overview]
Message-ID: <aYXEHajVeKvIMmL7@smile.fi.intel.com> (raw)
In-Reply-To: <87y0l668ki.fsf@yellow.woof>
On Fri, Feb 06, 2026 at 01:04:45AM +0100, Nam Cao wrote:
> ChanSoo Shin <csshin9928@gmail.com> writes:
> > Instead of marking the entire display as dirty, calculate the start
> > and end rows based on the damage offset and length and only mark the
> > affected rows dirty. This reduces unnecessary full framebuffer updates
> > for partial writes.
>
> This looks useful and I prefer to see it applied. I understand lack of
> testing is the main obstacle.
Correct.
> Are you still trying to get it merged? If not, I can take over.
Do you have an actual HW to test? If not, won't be applied either.
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2026-02-06 10:36 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-28 20:39 [PATCH v5] fbtft: limit dirty rows based on damage range ChanSoo Shin
2026-01-28 22:35 ` Andy Shevchenko
2026-01-29 6:29 ` Dan Carpenter
2026-01-29 10:59 ` Andy Shevchenko
2026-02-06 0:04 ` Nam Cao
2026-02-06 10:36 ` Andy Shevchenko [this message]
2026-02-06 10:51 ` Nam Cao
2026-02-06 11:35 ` Andy Shevchenko
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