76 lines
1.8 KiB
C
76 lines
1.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2012-2014, 2016, 2018-2021, The Linux Foundation. All rights reserved.
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* Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
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*/
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#ifndef __MSM_RTB_H__
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#define __MSM_RTB_H__
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/*
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* These numbers are used from the kernel command line and sysfs
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* to control filtering. Remove items from here with extreme caution.
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*/
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enum logk_event_type {
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LOGK_NONE = 0,
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LOGK_READL = 1,
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LOGK_WRITEL = 2,
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LOGK_LOGBUF = 3,
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LOGK_HOTPLUG = 4,
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LOGK_CTXID = 5,
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LOGK_TIMESTAMP = 6,
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LOGK_L2CPREAD = 7,
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LOGK_L2CPWRITE = 8,
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LOGK_IRQ = 9,
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};
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#define LOGTYPE_NOPC 0x80
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struct msm_rtb_platform_data {
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unsigned int size;
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};
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#define ETB_WAYPOINT do { \
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BRANCH_TO_NEXT_ISTR; \
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nop(); \
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BRANCH_TO_NEXT_ISTR; \
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nop(); \
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} while (0)
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#define BRANCH_TO_NEXT_ISTR \
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do { \
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asm volatile("b .+4\n" : : : "memory"); \
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} while (0)
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/*
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* both the mb and the isb are needed to ensure enough waypoints for
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* etb tracing
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*/
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#define LOG_BARRIER do { \
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mb(); \
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isb(); \
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} while (0)
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#define readb_no_log(c) readb(c)
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#define readw_no_log(c) readw(c)
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#define readl_no_log(c) readl(c)
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#define readq_no_log(c) readq(c)
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#define writeb_no_log(v, c) writeb(v, c)
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#define writew_no_log(v, c) writew(v, c)
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#define writel_no_log(v, c) writel(v, c)
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#define writeq_no_log(v, c) writeq(v, c)
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#define readb_relaxed_no_log(c) readb_relaxed(c)
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#define readw_relaxed_no_log(c) readw_relaxed(c)
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#define readl_relaxed_no_log(c) readl_relaxed(c)
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#define readq_relaxed_no_log(c) readq_relaxed(c)
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#define writeb_relaxed_no_log(v, c) writeb_relaxed(v, c)
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#define writew_relaxed_no_log(v, c) writew_relaxed(v, c)
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#define writel_relaxed_no_log(v, c) writel_relaxed(v, c)
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#define writeq_relaxed_no_log(v, c) writeq_relaxed(v, c)
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#endif
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