diff options
Diffstat (limited to 'include/linux/irq.h')
| -rw-r--r-- | include/linux/irq.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/include/linux/irq.h b/include/linux/irq.h index 4536286cc4d2..b01d06db9101 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -1114,6 +1114,28 @@ static inline u32 irq_reg_readl(struct irq_chip_generic *gc, return readl(gc->reg_base + reg_offset); } +struct irq_matrix; +struct irq_matrix *irq_alloc_matrix(unsigned int matrix_bits, + unsigned int alloc_start, + unsigned int alloc_end); +void irq_matrix_online(struct irq_matrix *m); +void irq_matrix_offline(struct irq_matrix *m); +void irq_matrix_assign_system(struct irq_matrix *m, unsigned int bit, bool replace); +int irq_matrix_reserve_managed(struct irq_matrix *m, const struct cpumask *msk); +void irq_matrix_remove_managed(struct irq_matrix *m, const struct cpumask *msk); +int irq_matrix_alloc_managed(struct irq_matrix *m, unsigned int cpu); +void irq_matrix_reserve(struct irq_matrix *m); +void irq_matrix_remove_reserved(struct irq_matrix *m); +int irq_matrix_alloc(struct irq_matrix *m, const struct cpumask *msk, + bool reserved, unsigned int *mapped_cpu); +void irq_matrix_free(struct irq_matrix *m, unsigned int cpu, + unsigned int bit, bool managed); +void irq_matrix_assign(struct irq_matrix *m, unsigned int bit); +unsigned int irq_matrix_available(struct irq_matrix *m, bool cpudown); +unsigned int irq_matrix_allocated(struct irq_matrix *m); +unsigned int irq_matrix_reserved(struct irq_matrix *m); +void irq_matrix_debug_show(struct seq_file *sf, struct irq_matrix *m, int ind); + /* Contrary to Linux irqs, for hardware irqs the irq number 0 is valid */ #define INVALID_HWIRQ (~0UL) irq_hw_number_t ipi_get_hwirq(unsigned int irq, unsigned int cpu); |