I915_MAX_PORTS
BUILD_BUG_ON(MAX_PORTS != I915_MAX_PORTS);
for ((__port) = PORT_A; (__port) < I915_MAX_PORTS; (__port)++)
BUILD_BUG_ON(BITS_PER_TYPE(display_runtime->port_mask) < I915_MAX_PORTS);
struct intel_dsi_host *dsi_hosts[I915_MAX_PORTS];
struct ref_tracker *io_wakeref[I915_MAX_PORTS];
struct intel_vgpu_port ports[I915_MAX_PORTS];
(((port) >= PORT_A) && ((port) < I915_MAX_PORTS))