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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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46efe547ac
This patch adds support for configuring the event stream frequency and enabling it. It also adds the hwcaps as well as compat-specific definitions to the user to detect this event stream feature. Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Cc: Will Deacon <will.deacon@arm.com> Acked-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Olof Johansson <olof@lixom.net> Signed-off-by: Sudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com>
50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
/*
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* Copyright (C) 2012 ARM 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 version 2 as
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* published by the Free Software Foundation.
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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, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __ASM_HWCAP_H
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#define __ASM_HWCAP_H
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#include <uapi/asm/hwcap.h>
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#define COMPAT_HWCAP_HALF (1 << 1)
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#define COMPAT_HWCAP_THUMB (1 << 2)
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#define COMPAT_HWCAP_FAST_MULT (1 << 4)
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#define COMPAT_HWCAP_VFP (1 << 6)
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#define COMPAT_HWCAP_EDSP (1 << 7)
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#define COMPAT_HWCAP_NEON (1 << 12)
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#define COMPAT_HWCAP_VFPv3 (1 << 13)
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#define COMPAT_HWCAP_TLS (1 << 15)
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#define COMPAT_HWCAP_VFPv4 (1 << 16)
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#define COMPAT_HWCAP_IDIVA (1 << 17)
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#define COMPAT_HWCAP_IDIVT (1 << 18)
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#define COMPAT_HWCAP_IDIV (COMPAT_HWCAP_IDIVA|COMPAT_HWCAP_IDIVT)
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#define COMPAT_HWCAP_EVTSTRM (1 << 21)
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#ifndef __ASSEMBLY__
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/*
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* This yields a mask that user programs can use to figure out what
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* instruction set this cpu supports.
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*/
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#define ELF_HWCAP (elf_hwcap)
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#ifdef CONFIG_COMPAT
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#define COMPAT_ELF_HWCAP (compat_elf_hwcap)
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extern unsigned int compat_elf_hwcap;
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#endif
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extern unsigned long elf_hwcap;
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#endif
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#endif
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