drm/i915/power: Use the intel_de_wait_ms() out value

Utilize the 'out_value' output parameter of intel_de_wait_ms()
instead of re-reading the PHY_CONTROL register after polling
has finished.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patch.msgid.link/20251110172756.2132-16-ville.syrjala@linux.intel.com
Reviewed-by: Suraj Kandpal <suraj.kandpal@intel.com>
Acked-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Ville Syrjälä 2025-11-10 19:27:54 +02:00
commit 7f8e97670f