diff options
Diffstat (limited to 'arch/powerpc/sysdev/mpic_msi.c')
| -rw-r--r-- | arch/powerpc/sysdev/mpic_msi.c | 30 |
1 files changed, 13 insertions, 17 deletions
diff --git a/arch/powerpc/sysdev/mpic_msi.c b/arch/powerpc/sysdev/mpic_msi.c index bbf342c88314..34246c8e01c2 100644 --- a/arch/powerpc/sysdev/mpic_msi.c +++ b/arch/powerpc/sysdev/mpic_msi.c @@ -1,18 +1,14 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2006-2007, Michael Ellerman, IBM Corporation. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; version 2 of the - * License. - * */ #include <linux/irq.h> +#include <linux/irqdomain.h> +#include <linux/of_irq.h> #include <linux/bitmap.h> #include <linux/msi.h> #include <asm/mpic.h> -#include <asm/prom.h> #include <asm/hw_irq.h> #include <asm/ppc-pci.h> #include <asm/msi_bitmap.h> @@ -29,20 +25,20 @@ void mpic_msi_reserve_hwirq(struct mpic *mpic, irq_hw_number_t hwirq) } #ifdef CONFIG_MPIC_U3_HT_IRQS -static int mpic_msi_reserve_u3_hwirqs(struct mpic *mpic) +static int __init mpic_msi_reserve_u3_hwirqs(struct mpic *mpic) { irq_hw_number_t hwirq; const struct irq_domain_ops *ops = mpic->irqhost->ops; struct device_node *np; int flags, index, i; - struct of_irq oirq; + struct of_phandle_args oirq; pr_debug("mpic: found U3, guessing msi allocator setup\n"); /* Reserve source numbers we know are reserved in the HW. * * This is a bit of a mix of U3 and U4 reserves but that's going - * to work fine, we have plenty enugh numbers left so let's just + * to work fine, we have plenty enough numbers left so let's just * mark anything we don't like reserved. */ for (i = 0; i < 8; i++) @@ -60,12 +56,12 @@ static int mpic_msi_reserve_u3_hwirqs(struct mpic *mpic) np = NULL; while ((np = of_find_all_nodes(np))) { - pr_debug("mpic: mapping hwirqs for %s\n", np->full_name); + pr_debug("mpic: mapping hwirqs for %pOF\n", np); index = 0; - while (of_irq_map_one(np, index++, &oirq) == 0) { - ops->xlate(mpic->irqhost, NULL, oirq.specifier, - oirq.size, &hwirq, &flags); + while (of_irq_parse_one(np, index++, &oirq) == 0) { + ops->xlate(mpic->irqhost, NULL, oirq.args, + oirq.args_count, &hwirq, &flags); msi_bitmap_reserve_hwirq(&mpic->msi_bitmap, hwirq); } } @@ -73,18 +69,18 @@ static int mpic_msi_reserve_u3_hwirqs(struct mpic *mpic) return 0; } #else -static int mpic_msi_reserve_u3_hwirqs(struct mpic *mpic) +static int __init mpic_msi_reserve_u3_hwirqs(struct mpic *mpic) { return -1; } #endif -int mpic_msi_init_allocator(struct mpic *mpic) +int __init mpic_msi_init_allocator(struct mpic *mpic) { int rc; rc = msi_bitmap_alloc(&mpic->msi_bitmap, mpic->num_sources, - mpic->irqhost->of_node); + irq_domain_get_of_node(mpic->irqhost)); if (rc) return rc; |