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eff82fb0d2
Currently we are seeing these on PTL: xe 0000:00:02.0: [drm] *ERROR* Timeout waiting for DDI BUF A to get active These seem to be caused by writing ALPM registers while Panel Replay is enabled. Fix this by writing ALPM registers only when Panel Replay is about to be enabled. v4: improve comment on intel_psr_panel_replay_enable_sink call v3: enable/disable ALPM from PSR code Fixes:172757acd6("drm/i915/lobf: Add lobf enablement in post plane update") Signed-off-by: Jouni Högander <jouni.hogander@intel.com> Reviewed-by: Suraj Kandpal <suraj.kandpal@intel.com> Link: https://lore.kernel.org/r/20250513054814.3702977-3-jouni.hogander@intel.com (cherry picked from commita8eb102ce0) Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>