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