Symbol: PS_WIN_XSIZE_MASK
drivers/gpu/drm/i915/display/intel_display_regs.h
1304
#define PS_WIN_XSIZE(w) REG_FIELD_PREP(PS_WIN_XSIZE_MASK, (w))
drivers/gpu/drm/i915/display/skl_scaler.c
988
REG_FIELD_GET(PS_WIN_XSIZE_MASK, size),