1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * optee trace points 4 * 5 * Copyright (C) 2021 Synaptics Incorporated 6 * Author: Jisheng Zhang <jszhang@kernel.org> 7 */ 8 9 #undef TRACE_SYSTEM 10 #define TRACE_SYSTEM optee 11 12 #if !defined(_TRACE_OPTEE_H) || defined(TRACE_HEADER_MULTI_READ) 13 #define _TRACE_OPTEE_H 14 15 #include <linux/arm-smccc.h> 16 #include <linux/tracepoint.h> 17 #include "optee_private.h" 18 19 TRACE_EVENT(optee_invoke_fn_begin, 20 TP_PROTO(struct optee_rpc_param *param), 21 TP_ARGS(param), 22 23 TP_STRUCT__entry( 24 __field(void *, param) 25 __array(u32, args, 8) 26 ), 27 28 TP_fast_assign( 29 __entry->param = param; 30 BUILD_BUG_ON(sizeof(*param) < sizeof(__entry->args)); 31 memcpy(__entry->args, param, sizeof(__entry->args)); 32 ), 33 34 TP_printk("param=%p (%x, %x, %x, %x, %x, %x, %x, %x)", __entry->param, 35 __entry->args[0], __entry->args[1], __entry->args[2], 36 __entry->args[3], __entry->args[4], __entry->args[5], 37 __entry->args[6], __entry->args[7]) 38 ); 39 40 TRACE_EVENT(optee_invoke_fn_end, 41 TP_PROTO(struct optee_rpc_param *param, struct arm_smccc_res *res), 42 TP_ARGS(param, res), 43 44 TP_STRUCT__entry( 45 __field(void *, param) 46 __array(unsigned long, rets, 4) 47 ), 48 49 TP_fast_assign( 50 __entry->param = param; 51 BUILD_BUG_ON(sizeof(*res) < sizeof(__entry->rets)); 52 memcpy(__entry->rets, res, sizeof(__entry->rets)); 53 ), 54 55 TP_printk("param=%p ret (%lx, %lx, %lx, %lx)", __entry->param, 56 __entry->rets[0], __entry->rets[1], __entry->rets[2], 57 __entry->rets[3]) 58 ); 59 #endif /* _TRACE_OPTEE_H */ 60 61 #undef TRACE_INCLUDE_PATH 62 #define TRACE_INCLUDE_PATH . 63 #undef TRACE_INCLUDE_FILE 64 #define TRACE_INCLUDE_FILE optee_trace 65 66 /* This part must be outside protection */ 67 #include <trace/define_trace.h> 68