Re: [PATCH 8/8] fbdev: sm712fb: use 1024x768 by default on non-MIPS, fix garbled display.

Sudip Mukherjee
2019-03-31T12:21:03Z

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