typedef (*dcpep_trampoline)(struct apple_dcp *dcp, void *out, void *in);

#define TRAMPOLINE_VOID(name) \
	static void trampoline_ ## name(struct apple_dcp *dcp, \
					void *out, void *in) \
	{ \
		dcpep_cb_ ## name(dcp); \
	}

#define TRAMPOLINE_IN(name, T_in) \
	static void trampoline_ ## name(struct apple_dcp *dcp, \
					void *out, void *in) \
	{ \
		dcpep_cb_ ## name(dcp, in); \
	}

#define TRAMPOLINE_INOUT(name, T_in, T_out) \
	static void trampoline_ ## name(struct apple_dcp *dcp, \
					void *out, void *in) \
	{ \
		T_out *typed_out = out; \
		\
		*typed_out = dcpep_cb_ ## name(dcp, in); \
	}

#define TRAMPOLINE_OUT(name, T_out) \
	static void trampoline_ ## name(struct apple_dcp *dcp, \
					void *out, void *in) \
	{ \
		T_out *typed_out = out; \
		\
		*typed_out = dcpep_cb_ ## name(dcp); \
	}

TRAMPOLINE_VOID(nop);
TRAMPOLINE_OUT(true, u8);
TRAMPOLINE_OUT(false, u8);
TRAMPOLINE_OUT(zero, u32);
TRAMPOLINE_VOID(swap_complete);
TRAMPOLINE_INOUT(get_uint_prop, struct dcp_get_uint_prop_req, struct dcp_get_uint_prop_resp);
TRAMPOLINE_INOUT(map_piodma, struct dcp_map_buf_req, struct dcp_map_buf_resp);
TRAMPOLINE_INOUT(allocate_buffer, struct dcp_allocate_buffer_req, struct dcp_allocate_buffer_resp);
TRAMPOLINE_INOUT(map_physical, struct dcp_map_physical_req, struct dcp_map_physical_resp);
TRAMPOLINE_INOUT(map_reg, struct dcp_map_reg_req, struct dcp_map_reg_resp);
TRAMPOLINE_INOUT(prop_start, u32, u8);
TRAMPOLINE_INOUT(prop_chunk, struct dcp_set_dcpav_prop_chunk_req, u8);
TRAMPOLINE_INOUT(prop_end, struct dcp_set_dcpav_prop_end_req, u8);
TRAMPOLINE_VOID(boot_1);
TRAMPOLINE_OUT(rt_bandwidth, struct dcp_rt_bandwidth);
TRAMPOLINE_OUT(get_frequency, u64);
TRAMPOLINE_OUT(get_time, u64);
TRAMPOLINE_IN(hotplug, u64);

struct dcpep_trampoline dcpep_cb_handlers[DCPEP_MAX_CB] = {
	[0] = trampoline_true,
	[1] = trampoline_true,
	[2] = trampoline_nop,
	[3] = trampoline_rt_bandwidth,
	[100] = trampoline_nop,
	[101] = trampoline_zero,
	[103] = trampoline_nop,
	[106] = trampoline_nop,
	[107] = trampoline_true,
	[108] = trampoline_true,
	[109] = trampoline_true,
	[110] = trampoline_true,
	[111] = trampoline_false,
	[121] = trampoline_prop_start,
	[122] = trampoline_prop_chunk,
	[123] = trampoline_prop_end,
	[116] = trampoline_boot_1,
	[119] = trampoline_false,
	[201] = trampoline_map_piodma,
	[206] = trampoline_true,
	[207] = trampoline_true,
	[208] = trampoline_get_time,
	[300] = trampoline_nop,
	[401] = trampoline_get_uint_prop,
	[408] = trampoline_get_frequency,
	[411] = trampoline_map_reg,
	[413] = trampoline_true,
	[414] = trampoline_true,
	[415] = trampoline_true,
	[451] = trampoline_allocate_buffer,
	[452] = trampoline_map_physical,
	[552] = trampoline_true,
	[561] = trampoline_true,
	[563] = trampoline_true,
	[565] = trampoline_true,
	[567] = trampoline_true,
	[574] = trampoline_zero,
	[576] = trampoline_hotplug,
	[577] = trampoline_nop,
	[589] = trampoline_swap_complete,
	[591] = trampoline_nop,
	[598] = trampoline_nop,
};