SOR_STATE_ASY_PROTOCOL_CUSTOM   32 drivers/gpu/drm/tegra/hdmi.h #define SOR_STATE_ASY_PROTOCOL_CUSTOM        (15 << 8)
SOR_STATE_ASY_PROTOCOL_CUSTOM   33 drivers/gpu/drm/tegra/sor.h #define  SOR_STATE_ASY_PROTOCOL_CUSTOM		(0xf << 8)