diff options
| author | Tianyang Zhang <zhangtianyang@loongson.cn> | 2026-05-13 09:28:33 +0800 |
|---|---|---|
| committer | Thomas Gleixner <tglx@kernel.org> | 2026-06-03 22:28:11 +0200 |
| commit | 4b522d3cf4777531023c6d18679ab5a5d3552c04 (patch) | |
| tree | dd70387f8678ef91000998c14ca60062be847cce | |
| parent | 89bb21e9b57defa9a33ff01020d44f3fd6802026 (diff) | |
| download | linux-4b522d3cf4777531023c6d18679ab5a5d3552c04.tar.gz linux-4b522d3cf4777531023c6d18679ab5a5d3552c04.zip | |
irqchip/loongarch-avec: Prepare for interrupt redirection support
Interrupt redirection support requires a new interrupt chip, which needs
to share data structures, constants and functions with the AVECINTC code.
So move them to the header file and make the required functions public.
Signed-off-by: Tianyang Zhang <zhangtianyang@loongson.cn>
Signed-off-by: Thomas Gleixner <tglx@kernel.org>
Acked-by: Huacai Chen <chenhuacai@loongson.cn>
Link: https://patch.msgid.link/20260513012839.2856463-3-zhangtianyang@loongson.cn
| -rw-r--r-- | drivers/irqchip/irq-loongarch-avec.c | 12 | ||||
| -rw-r--r-- | drivers/irqchip/irq-loongson.h | 13 |
2 files changed, 14 insertions, 11 deletions
diff --git a/drivers/irqchip/irq-loongarch-avec.c b/drivers/irqchip/irq-loongarch-avec.c index 758262fd5bd6..2817339e1080 100644 --- a/drivers/irqchip/irq-loongarch-avec.c +++ b/drivers/irqchip/irq-loongarch-avec.c @@ -24,7 +24,6 @@ #define VECTORS_PER_REG 64 #define IRR_VECTOR_MASK 0xffUL #define IRR_INVALID_MASK 0x80000000UL -#define AVEC_MSG_OFFSET 0x100000 #ifdef CONFIG_SMP struct pending_list { @@ -47,15 +46,6 @@ struct avecintc_chip { static struct avecintc_chip loongarch_avec; -struct avecintc_data { - struct list_head entry; - unsigned int cpu; - unsigned int vec; - unsigned int prev_cpu; - unsigned int prev_vec; - unsigned int moving; -}; - static inline void avecintc_enable(void) { #ifdef CONFIG_MACH_LOONGSON64 @@ -87,7 +77,7 @@ static inline void pending_list_init(int cpu) INIT_LIST_HEAD(&plist->head); } -static void avecintc_sync(struct avecintc_data *adata) +void avecintc_sync(struct avecintc_data *adata) { struct pending_list *plist; diff --git a/drivers/irqchip/irq-loongson.h b/drivers/irqchip/irq-loongson.h index 11fa138d1f44..f0b6767f39b3 100644 --- a/drivers/irqchip/irq-loongson.h +++ b/drivers/irqchip/irq-loongson.h @@ -6,6 +6,17 @@ #ifndef _DRIVERS_IRQCHIP_IRQ_LOONGSON_H #define _DRIVERS_IRQCHIP_IRQ_LOONGSON_H +#define AVEC_MSG_OFFSET 0x100000 + +struct avecintc_data { + struct list_head entry; + unsigned int cpu; + unsigned int vec; + unsigned int prev_cpu; + unsigned int prev_vec; + unsigned int moving; +}; + int find_pch_pic(u32 gsi); int liointc_acpi_init(struct irq_domain *parent, @@ -24,4 +35,6 @@ int pch_msi_acpi_init(struct irq_domain *parent, struct acpi_madt_msi_pic *acpi_pchmsi); int pch_msi_acpi_init_avec(struct irq_domain *parent); +void avecintc_sync(struct avecintc_data *adata); + #endif /* _DRIVERS_IRQCHIP_IRQ_LOONGSON_H */ |