修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/arch/x86/include/asm/apic.h
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@@ -1,3 +1,4 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 #ifndef _ASM_X86_APIC_H
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 #define _ASM_X86_APIC_H
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@@ -52,7 +53,7 @@
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 extern int local_apic_timer_c2_ok;
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 extern int disable_apic;
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-extern unsigned int lapic_timer_frequency;
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+extern unsigned int lapic_timer_period;
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 extern enum apic_intr_mode_id apic_intr_mode;
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 enum apic_intr_mode_id {
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@@ -135,9 +136,11 @@
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 extern void clear_local_APIC(void);
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 extern void disconnect_bsp_APIC(int virt_wire_setup);
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 extern void disable_local_APIC(void);
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+extern void apic_soft_disable(void);
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 extern void lapic_shutdown(void);
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 extern void sync_Arb_IDs(void);
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 extern void init_bsp_APIC(void);
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+extern void apic_intr_mode_select(void);
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 extern void apic_intr_mode_init(void);
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 extern void init_apic_mappings(void);
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 void register_lapic_address(unsigned long address);
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@@ -154,7 +157,6 @@
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 extern int apic_force_enable(unsigned long addr);
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 #endif
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-extern void apic_bsp_setup(bool upmode);
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 extern void apic_ap_setup(void);
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 /*
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@@ -175,6 +177,9 @@
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 extern void lapic_update_legacy_vectors(void);
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 extern void lapic_online(void);
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 extern void lapic_offline(void);
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+extern bool apic_needs_pit(void);
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+
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+extern void apic_send_IPI_allbutself(unsigned int vector);
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 #else /* !CONFIG_X86_LOCAL_APIC */
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 static inline void lapic_shutdown(void) { }
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@@ -185,9 +190,11 @@
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 # define setup_secondary_APIC_clock x86_init_noop
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 static inline void lapic_update_tsc_freq(void) { }
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 static inline void init_bsp_APIC(void) { }
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+static inline void apic_intr_mode_select(void) { }
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 static inline void apic_intr_mode_init(void) { }
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 static inline void lapic_assign_system_vectors(void) { }
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 static inline void lapic_assign_legacy_vector(unsigned int i, bool r) { }
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+static inline bool apic_needs_pit(void) { return true; }
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 #endif /* !CONFIG_X86_LOCAL_APIC */
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 #ifdef CONFIG_X86_X2APIC
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@@ -265,7 +272,6 @@
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 /*
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  * Copyright 2004 James Cleverdon, IBM.
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- * Subject to the GNU Public License, v.2
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  *
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  * Generic APIC sub-arch data struct.
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  *
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@@ -360,12 +366,12 @@
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 #define apic_driver(sym)					\
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 	static const struct apic *__apicdrivers_##sym __used		\
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 	__aligned(sizeof(struct apic *))			\
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-	__section(.apicdrivers) = { &sym }
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+	__section(".apicdrivers") = { &sym }
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 #define apic_drivers(sym1, sym2)					\
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 	static struct apic *__apicdrivers_##sym1##sym2[2] __used	\
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 	__aligned(sizeof(struct apic *))				\
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-	__section(.apicdrivers) = { &sym1, &sym2 }
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+	__section(".apicdrivers") = { &sym1, &sym2 }
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 extern struct apic *__apicdrivers[], *__apicdrivers_end[];
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@@ -464,12 +470,6 @@
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 #define TRAMPOLINE_PHYS_LOW		0x467
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 #define TRAMPOLINE_PHYS_HIGH		0x469
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-#ifdef CONFIG_X86_64
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-extern void apic_send_IPI_self(int vector);
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-
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-DECLARE_PER_CPU(int, x2apic_extra_bits);
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-#endif
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-
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 extern void generic_bigsmp_probe(void);
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 #ifdef CONFIG_X86_LOCAL_APIC
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@@ -505,42 +505,19 @@
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 #ifdef CONFIG_SMP
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 bool apic_id_is_primary_thread(unsigned int id);
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+void apic_smt_update(void);
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 #else
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 static inline bool apic_id_is_primary_thread(unsigned int id) { return false; }
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+static inline void apic_smt_update(void) { }
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 #endif
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-extern void irq_enter(void);
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-extern void irq_exit(void);
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+struct msi_msg;
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-static inline void entering_irq(void)
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-{
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-	irq_enter();
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-	kvm_set_cpu_l1tf_flush_l1d();
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-}
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-
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-static inline void entering_ack_irq(void)
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-{
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-	entering_irq();
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-	ack_APIC_irq();
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-}
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-
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-static inline void ipi_entering_ack_irq(void)
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-{
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-	irq_enter();
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-	ack_APIC_irq();
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-	kvm_set_cpu_l1tf_flush_l1d();
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-}
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-
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-static inline void exiting_irq(void)
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-{
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-	irq_exit();
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-}
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-
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-static inline void exiting_ack_irq(void)
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-{
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-	ack_APIC_irq();
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-	irq_exit();
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-}
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+#ifdef CONFIG_PCI_MSI
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+void x86_vector_msi_compose_msg(struct irq_data *data, struct msi_msg *msg);
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+#else
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+# define x86_vector_msi_compose_msg NULL
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+#endif
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 extern void ioapic_zap_locks(void);
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