drm/i915/casf: rename sumcoeff into sum_coeff

Stick to using snake_case in intel_casf_scaler_compute_coeff() where
it is possible.

Cc: Nemesa Garg <nemesa.garg@intel.com>
Signed-off-by: Michał Grzelak <michal.grzelak@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patch.msgid.link/20260509164048.627399-5-michal.grzelak@intel.com
This commit is contained in:
Michał Grzelak 2026-05-09 18:40:43 +02:00 • committed by Ville Syrjälä
commit 86049a7163