[why] Currently the psr configuration parameters are hardcoded before feeding into the DC helper before passing to DMUB FW. We'd rework to call a shared helper to calculate/update generic psr config fields which are relying on the stream timing and eDP sink PSR caps to avoid hard-coding. [how] - drop part of hard-coded psr config fields by replacing w/ the call of helper from DM before feeding into DC link setup psr helper - For those DM specific psr config fields, e.g. allow smu opt, is not to be set/updated from the shared helper but to rely on the DC feature mask - for the psr version field in psr_config structure, since only the field psr_version of DC link psr_settings matters for that fed to DMUB FW, thus no need to set/update the psr_version field of psr_config structure. Signed-off-by: David Zhang <dingchen.zhang@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Reviewed-by: Harry Wentland <harry.wentland@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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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 Restructured Text 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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