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Diffstat (limited to '')
-rw-r--r-- | arch/powerpc/platforms/pseries/event_sources.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/pseries/event_sources.c b/arch/powerpc/platforms/pseries/event_sources.c new file mode 100644 index 000000000..623dfe0d8 --- /dev/null +++ b/arch/powerpc/platforms/pseries/event_sources.c @@ -0,0 +1,30 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2001 Dave Engebretsen IBM Corporation + */ + +#include <linux/interrupt.h> +#include <linux/of_irq.h> + +#include "pseries.h" + +void __init request_event_sources_irqs(struct device_node *np, + irq_handler_t handler, + const char *name) +{ + int i, virq, rc; + + for (i = 0; i < 16; i++) { + virq = of_irq_get(np, i); + if (virq < 0) + return; + if (WARN(!virq, "event-sources: Unable to allocate " + "interrupt number for %pOF\n", np)) + continue; + + rc = request_irq(virq, handler, 0, name, NULL); + if (WARN(rc, "event-sources: Unable to request interrupt %d for %pOF\n", + virq, np)) + return; + } +} |