492 	dmadesc->callback_fn = NULL;  in ioat_start_channel()
852 		    ioat->chan_idx, ioat->tail, dmadesc, dmadesc->callback_fn,  in ioat_process_events()
860 		if (dmadesc->callback_fn != NULL)  in ioat_process_events()
861 			dmadesc->callback_fn(dmadesc->callback_arg, 0);  in ioat_process_events()
919 		    ioat->chan_idx, ioat->tail, dmadesc, dmadesc->callback_fn,  in ioat_process_events()
922 		if (dmadesc->callback_fn != NULL)  in ioat_process_events()
923 			dmadesc->callback_fn(dmadesc->callback_arg,  in ioat_process_events()
1138     bus_dmaengine_callback_t callback_fn, void *callback_arg,  in ioat_op_generic()  argument
1199 	desc->bus_dmadesc.callback_fn = callback_fn;  in ioat_op_generic()
1205 ioat_null(bus_dmaengine_t dmaengine, bus_dmaengine_callback_t callback_fn,  in ioat_null()  argument
1215 	desc = ioat_op_generic(ioat, IOAT_OP_COPY, 8, 0, 0, callback_fn,  in ioat_null()
1228     bus_addr_t src, bus_size_t len, bus_dmaengine_callback_t callback_fn,  in ioat_copy()  argument
1236 	desc = ioat_op_generic(ioat, IOAT_OP_COPY, len, src, dst, callback_fn,  in ioat_copy()
1254     bus_dmaengine_callback_t callback_fn, void *callback_arg, uint32_t flags)  in ioat_copy_8k_aligned()  argument
1270 	    callback_fn, callback_arg, flags);  in ioat_copy_8k_aligned()
1332     bus_dmaengine_callback_t callback_fn, void *callback_arg, uint32_t flags)  in ioat_copy_crc()  argument
1366 	desc = ioat_op_generic(ioat, op, len, src, dst, callback_fn,  in ioat_copy_crc()
1402     bus_dmaengine_callback_t callback_fn, void *callback_arg, uint32_t flags)  in ioat_crc()  argument
1436 	desc = ioat_op_generic(ioat, op, len, src, 0, callback_fn,  in ioat_crc()
1471     bus_size_t len, bus_dmaengine_callback_t callback_fn, void *callback_arg,  in ioat_blockfill()  argument
1485 	    callback_fn, callback_arg, flags);  in ioat_blockfill()