drm/i915/psr: Add new function for writing sink panel replay enable bit
According to DP/eDP specification only DP_PANEL_REPLAY_ENABLE has to be set
prior link training. For this purpose add a new function which sets this
bit on sink side if Panel Replay is supported by the sink and the source.
Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Reviewed-by: Mika Kahola <mika.kahola@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250109103532.2093356-2-jouni.hogander@intel.com
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