// SPDX-License-Identifier: GPL-2.0-only /* * Register read and write tracepoints * * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/ftrace.h> #include <linux/module.h> #include <asm-generic/io.h> #define CREATE_TRACE_POINTS #include <trace/events/rwmmio.h> #ifdef CONFIG_TRACE_MMIO_ACCESS void log_write_mmio(u64 val, u8 width, volatile void __iomem *addr, unsigned long caller_addr, unsigned long caller_addr0) { trace_rwmmio_write(caller_addr, caller_addr0, val, width, addr); } EXPORT_SYMBOL_GPL(log_write_mmio); EXPORT_TRACEPOINT_SYMBOL_GPL(rwmmio_write); void log_post_write_mmio(u64 val, u8 width, volatile void __iomem *addr, unsigned long caller_addr, unsigned long caller_addr0) { trace_rwmmio_post_write(caller_addr, caller_addr0, val, width, addr); } EXPORT_SYMBOL_GPL(log_post_write_mmio); EXPORT_TRACEPOINT_SYMBOL_GPL(rwmmio_post_write); void log_read_mmio(u8 width, const volatile void __iomem *addr, unsigned long caller_addr, unsigned long caller_addr0) { trace_rwmmio_read(caller_addr, caller_addr0, width, addr); } EXPORT_SYMBOL_GPL(log_read_mmio); EXPORT_TRACEPOINT_SYMBOL_GPL(rwmmio_read); void log_post_read_mmio(u64 val, u8 width, const volatile void __iomem *addr, unsigned long caller_addr, unsigned long caller_addr0) { trace_rwmmio_post_read(caller_addr, caller_addr0, val, width, addr); } EXPORT_SYMBOL_GPL(log_post_read_mmio); EXPORT_TRACEPOINT_SYMBOL_GPL(rwmmio_post_read); #endif /* CONFIG_TRACE_MMIO_ACCESS */