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x86/apic: Always provide irq_compose_msi_msg() method for vector domain

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This shouldn't be dependent on PCI_MSI. HPET and I/O-APIC can deliver
interrupts through MSI without having any PCI in the system at all.

Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20201024213535.443185-10-dwmw2@infradead.org
This commit is contained in:
David Woodhouse
2020-10-24 22:35:09 +01:00
committed by Thomas Gleixner
parent 8c44963b60
commit f598181acf
4 changed files with 41 additions and 42 deletions
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8
arch/x86/include/asm/apic.h
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@@ -520,12 +520,10 @@ static inline void apic_smt_update(void) { }
#endif
struct msi_msg;
struct irq_cfg;
#ifdef CONFIG_PCI_MSI
void x86_vector_msi_compose_msg(struct irq_data *data, struct msi_msg *msg);
#else
# define x86_vector_msi_compose_msg NULL
#endif
extern void __irq_msi_compose_msg(struct irq_cfg *cfg, struct msi_msg *msg,
bool dmar);
extern void ioapic_zap_locks(void);