Imre Deak 0b4aa85e89 drm/edid: Add support for quirks visible to DRM core and drivers
Add support for EDID based quirks which can be queried outside of the
EDID parser iteself by DRM core and drivers. There are at least two such
quirks applicable to all drivers: the DPCD register access probe quirk
and the 128b/132b DPRX Lane Count Conversion quirk (see 3.5.2.16.3 in
the v2.1a DP Standard). The latter quirk applies to panels with specific
EDID panel names, support for defining a quirk this way will be added as
a follow-up.

v2: Reset global_quirks in drm_reset_display_info().
v3: (Jani)
- Use one list for both the global and internal quirks.
- Drop change for panel name specific quirks.
- Add comment about the way quirks should be queried.

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Link: https://lore.kernel.org/r/20250605082850.65136-4-imre.deak@intel.com
2025-06-12 20:43:19 +03:00
…
2025-02-19 14:53:27 -07:00
2025-06-08 13:44:43 -07:00
2024-03-18 03:36:32 -06:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the reStructuredText markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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