From: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
To: Yifeng Li <tomli@tomli.me>
Cc: Teddy Wang <teddy.wang@siliconmotion.com>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org,
linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH 8/8] fbdev: sm712fb: use 1024x768 by default on non-MIPS, fix garbled display.
Date: Sun, 31 Mar 2019 12:21:03 +0000 [thread overview]
Message-ID: <20190331122103.o7ek46dvhop7lewm@debian> (raw)
In-Reply-To: <20190316222504.27170-9-tomli@tomli.me>
On Sun, Mar 17, 2019 at 06:25:04AM +0800, Yifeng Li wrote:
> Loongson MIPS netbooks use 1024x600 LCD panels, which is the original
> target platform of this driver, but nearly all old x86 laptops have
> 1024x768. Lighting 768 panels using 600's timings would partially
> garble the display. Since it's not possible to distinguish them reliably,
> we change the default to 768, but keep 600 as-is on MIPS.
>
> Further, earlier laptops, such as IBM Thinkpad 240X, has a 800x600 LCD
> panel, this driver would probably garbled those display. As we don't
> have one for testing, the original behavior of the driver is kept as-is,
> but the problem has been documented is the comments.
>
> Signed-off-by: Yifeng Li <tomli@tomli.me>
> Cc: stable@vger.kernel.org # v4.4+
Tested-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
--
Regards
Sudip
WARNING: multiple messages have this Message-ID (diff)
From: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
To: Yifeng Li <tomli@tomli.me>
Cc: Teddy Wang <teddy.wang@siliconmotion.com>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org,
linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH 8/8] fbdev: sm712fb: use 1024x768 by default on non-MIPS, fix garbled display.
Date: Sun, 31 Mar 2019 13:21:03 +0100 [thread overview]
Message-ID: <20190331122103.o7ek46dvhop7lewm@debian> (raw)
In-Reply-To: <20190316222504.27170-9-tomli@tomli.me>
On Sun, Mar 17, 2019 at 06:25:04AM +0800, Yifeng Li wrote:
> Loongson MIPS netbooks use 1024x600 LCD panels, which is the original
> target platform of this driver, but nearly all old x86 laptops have
> 1024x768. Lighting 768 panels using 600's timings would partially
> garble the display. Since it's not possible to distinguish them reliably,
> we change the default to 768, but keep 600 as-is on MIPS.
>
> Further, earlier laptops, such as IBM Thinkpad 240X, has a 800x600 LCD
> panel, this driver would probably garbled those display. As we don't
> have one for testing, the original behavior of the driver is kept as-is,
> but the problem has been documented is the comments.
>
> Signed-off-by: Yifeng Li <tomli@tomli.me>
> Cc: stable@vger.kernel.org # v4.4+
Tested-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
WARNING: multiple messages have this Message-ID (diff)
From: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
To: Yifeng Li <tomli@tomli.me>
Cc: Teddy Wang <teddy.wang@siliconmotion.com>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org,
linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH 8/8] fbdev: sm712fb: use 1024x768 by default on non-MIPS, fix garbled display.
Date: Sun, 31 Mar 2019 13:21:03 +0100 [thread overview]
Message-ID: <20190331122103.o7ek46dvhop7lewm@debian> (raw)
In-Reply-To: <20190316222504.27170-9-tomli@tomli.me>
On Sun, Mar 17, 2019 at 06:25:04AM +0800, Yifeng Li wrote:
> Loongson MIPS netbooks use 1024x600 LCD panels, which is the original
> target platform of this driver, but nearly all old x86 laptops have
> 1024x768. Lighting 768 panels using 600's timings would partially
> garble the display. Since it's not possible to distinguish them reliably,
> we change the default to 768, but keep 600 as-is on MIPS.
>
> Further, earlier laptops, such as IBM Thinkpad 240X, has a 800x600 LCD
> panel, this driver would probably garbled those display. As we don't
> have one for testing, the original behavior of the driver is kept as-is,
> but the problem has been documented is the comments.
>
> Signed-off-by: Yifeng Li <tomli@tomli.me>
> Cc: stable@vger.kernel.org # v4.4+
Tested-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
--
Regards
Sudip
next prev parent reply other threads:[~2019-03-31 12:21 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-16 22:24 [PATCH 0/8] fbdev: sm712fb: fix a series of lockups, crashes and gliches Yifeng Li
2019-03-16 22:24 ` Yifeng Li
2019-03-16 22:24 ` [PATCH 1/8] fbdev: sm712fb: fix white screen of death on reboot, don't set CR3B-CR3F Yifeng Li
2019-03-16 22:24 ` Yifeng Li
2019-03-31 12:18 ` Sudip Mukherjee
2019-03-31 12:18 ` Sudip Mukherjee
2019-03-31 12:18 ` Sudip Mukherjee
2019-03-16 22:24 ` [PATCH 2/8] fbdev: sm712fb: fix brightness control on reboot, don't set SR30 Yifeng Li
2019-03-16 22:24 ` Yifeng Li
2019-03-31 12:19 ` Sudip Mukherjee
2019-03-31 12:19 ` Sudip Mukherjee
2019-03-16 22:24 ` [PATCH 3/8] fbdev: sm712fb: fix VRAM detection, don't set SR70/71/74/75 Yifeng Li
2019-03-16 22:24 ` Yifeng Li
2019-03-31 12:19 ` Sudip Mukherjee
2019-03-31 12:19 ` Sudip Mukherjee
2019-03-16 22:25 ` [PATCH 4/8] fbdev: sm712fb: fix boot screen glitch when sm712fb replaces VGA Yifeng Li
2019-03-16 22:25 ` Yifeng Li
2019-03-31 12:19 ` Sudip Mukherjee
2019-03-31 12:19 ` Sudip Mukherjee
2019-03-16 22:25 ` [PATCH 5/8] fbdev: sm712fb: fix crashes during framebuffer writes by correctly mapping VRAM Yifeng Li
2019-03-16 22:25 ` Yifeng Li
2019-03-24 21:39 ` Sudip Mukherjee
2019-03-24 21:39 ` Sudip Mukherjee
2019-03-31 12:20 ` Sudip Mukherjee
2019-03-31 12:20 ` Sudip Mukherjee
2019-03-16 22:25 ` [PATCH 6/8] fbdev: sm712fb: fix crashes and garbled display during DPMS modesetting Yifeng Li
2019-03-16 22:25 ` Yifeng Li
2019-03-31 12:20 ` Sudip Mukherjee
2019-03-31 12:20 ` Sudip Mukherjee
2019-03-16 22:25 ` [PATCH 7/8] fbdev: sm712fb: fix support for 1024x768-16 mode Yifeng Li
2019-03-16 22:25 ` Yifeng Li
2019-03-31 12:20 ` Sudip Mukherjee
2019-03-31 12:20 ` Sudip Mukherjee
2019-03-31 12:20 ` Sudip Mukherjee
2019-03-16 22:25 ` [PATCH 8/8] fbdev: sm712fb: use 1024x768 by default on non-MIPS, fix garbled display Yifeng Li
2019-03-16 22:25 ` Yifeng Li
2019-03-31 12:21 ` Sudip Mukherjee [this message]
2019-03-31 12:21 ` Sudip Mukherjee
2019-03-31 12:21 ` Sudip Mukherjee
2019-03-31 12:18 ` [PATCH 0/8] fbdev: sm712fb: fix a series of lockups, crashes and gliches Sudip Mukherjee
2019-03-31 12:18 ` Sudip Mukherjee
2019-03-31 12:18 ` Sudip Mukherjee
2019-04-01 15:13 ` Bartlomiej Zolnierkiewicz
2019-04-01 15:13 ` Bartlomiej Zolnierkiewicz
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20190331122103.o7ek46dvhop7lewm@debian \
--to=sudipm.mukherjee@gmail.com \
--cc=b.zolnierkie@samsung.com \
--cc=dri-devel@lists.freedesktop.org \
--cc=linux-fbdev@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=stable@vger.kernel.org \
--cc=teddy.wang@siliconmotion.com \
--cc=tomli@tomli.me \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.