Lines Matching defs:mpic
11 #include <asm/mpic.h>
16 #include <sysdev/mpic.h>
18 void mpic_msi_reserve_hwirq(struct mpic *mpic, irq_hw_number_t hwirq)
20 /* The mpic calls this even when there is no allocator setup */
21 if (!mpic->msi_bitmap.bitmap)
24 msi_bitmap_reserve_hwirq(&mpic->msi_bitmap, hwirq);
28 static int __init mpic_msi_reserve_u3_hwirqs(struct mpic *mpic)
31 const struct irq_domain_ops *ops = mpic->irqhost->ops;
36 pr_debug("mpic: found U3, guessing msi allocator setup\n");
45 msi_bitmap_reserve_hwirq(&mpic->msi_bitmap, i);
48 msi_bitmap_reserve_hwirq(&mpic->msi_bitmap, i);
51 msi_bitmap_reserve_hwirq(&mpic->msi_bitmap, i);
53 for (i = 124; i < mpic->num_sources; i++)
54 msi_bitmap_reserve_hwirq(&mpic->msi_bitmap, i);
59 pr_debug("mpic: mapping hwirqs for %pOF\n", np);
63 ops->xlate(mpic->irqhost, NULL, oirq.args,
65 msi_bitmap_reserve_hwirq(&mpic->msi_bitmap, hwirq);
72 static int __init mpic_msi_reserve_u3_hwirqs(struct mpic *mpic)
78 int __init mpic_msi_init_allocator(struct mpic *mpic)
82 rc = msi_bitmap_alloc(&mpic->msi_bitmap, mpic->num_sources,
83 irq_domain_get_of_node(mpic->irqhost));
87 rc = msi_bitmap_reserve_dt_hwirqs(&mpic->msi_bitmap);
89 if (mpic->flags & MPIC_U3_HT_IRQS)
90 rc = mpic_msi_reserve_u3_hwirqs(mpic);
93 msi_bitmap_free(&mpic->msi_bitmap);