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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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d25f1d5a30
The 32 bit sched_clock interface now supports 64 bits. Upgrade to the 64 bit function to allow us to remove the 32 bit registration interface. Cc: Russell King <linux@arm.linux.org.uk> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
42 lines
1.2 KiB
C
42 lines
1.2 KiB
C
/*
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* linux/arch/arm/plat-versatile/sched-clock.c
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*
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* Copyright (C) 1999 - 2003 ARM Limited
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* Copyright (C) 2000 Deep Blue Solutions Ltd
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <linux/kernel.h>
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#include <linux/io.h>
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#include <linux/sched_clock.h>
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#include <plat/sched_clock.h>
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static void __iomem *ctr;
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static u64 notrace versatile_read_sched_clock(void)
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{
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if (ctr)
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return readl(ctr);
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return 0;
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}
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void __init versatile_sched_clock_init(void __iomem *reg, unsigned long rate)
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{
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ctr = reg;
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sched_clock_register(versatile_read_sched_clock, 32, rate);
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}
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