drm/i915: Extract increase_wm_latency()

Extract the "increase wm latencies by some amount" code into
a helper that can be reused.

Reviewed-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250919193000.17665-8-ville.syrjala@linux.intel.com
This commit is contained in:
Ville Syrjälä 2025-09-19 22:29:54 +03:00
commit 030778ab8d