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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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caf86a73ea
The hotplug code contains only a single function, which is an SMP function. Move that to platsmp.c where all other SMP runctions reside. That allows removing hotplug.c and declaring the cpu_die function static. Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
56 lines
1.6 KiB
C
56 lines
1.6 KiB
C
/*
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* This file contains common function prototypes to avoid externs
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* in the c files.
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*
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* Copyright (C) 2011 Xilinx
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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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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#ifndef __MACH_ZYNQ_COMMON_H__
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#define __MACH_ZYNQ_COMMON_H__
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void zynq_secondary_startup(void);
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extern int zynq_slcr_init(void);
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extern int zynq_early_slcr_init(void);
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extern void zynq_slcr_system_reset(void);
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extern void zynq_slcr_cpu_stop(int cpu);
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extern void zynq_slcr_cpu_start(int cpu);
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extern bool zynq_slcr_cpu_state_read(int cpu);
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extern void zynq_slcr_cpu_state_write(int cpu, bool die);
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extern u32 zynq_slcr_get_device_id(void);
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#ifdef CONFIG_SMP
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extern void secondary_startup(void);
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extern char zynq_secondary_trampoline;
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extern char zynq_secondary_trampoline_jump;
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extern char zynq_secondary_trampoline_end;
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extern int zynq_cpun_start(u32 address, int cpu);
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extern struct smp_operations zynq_smp_ops __initdata;
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#endif
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extern void __iomem *zynq_scu_base;
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void zynq_pm_late_init(void);
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static inline void zynq_core_pm_init(void)
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{
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/* A9 clock gating */
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asm volatile ("mrc p15, 0, r12, c15, c0, 0\n"
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"orr r12, r12, #1\n"
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"mcr p15, 0, r12, c15, c0, 0\n"
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: /* no outputs */
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: /* no inputs */
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: "r12");
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}
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#endif
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