Re: GXL/S905X HDMI: 1440x900 DMT mode fails to display despite clean modeset (meson_drm)

Christian Hewitt <[email protected]>
Newsgroups org.infradead.lists.linux-amlogic
Message-ID <[email protected]> 
> On 7 Aug 2026, at 9:43 pm, Steve_vr <[email protected]> wrote:
> 
> Hi all,

[snip]

> Happy to test patches or provide more dmesg/edid-decode output if
> useful. Full technical writeup (mode strings tried, dmesg excerpts,
> PHY register values) available on request.

First thing to do is prove the issue exists on a current mainline
kernel and not the downstream patchiest you are using. There are
changes in recent (newer) kernels that may resolve the issue.

CH.
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