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authorPaul Mundt <lethal@linux-sh.org>2012-06-13 12:12:41 +0900
committerPaul Mundt <lethal@linux-sh.org>2012-06-13 12:12:41 +0900
commitd978006a54ddf73cdeb3c59d1862a17f4445751c (patch)
tree407e4e37402936ef2c06bee64d8575390c3339f6 /drivers/sh
parentf21efd45362d555b3b93960a5736ad7c6fc1f367 (diff)
parent123df01e8e046d6065089e1bff29aa3fc48d4420 (diff)
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Merge branch 'sh/dynamic-irq-cleanup' into sh-latest
Conflicts: drivers/sh/intc/dynamic.c Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'drivers/sh')
-rw-r--r--drivers/sh/intc/Makefile2
-rw-r--r--drivers/sh/intc/dynamic.c57
-rw-r--r--drivers/sh/intc/virq.c4
3 files changed, 4 insertions, 59 deletions
diff --git a/drivers/sh/intc/Makefile b/drivers/sh/intc/Makefile
index bb5df86..44f006d 100644
--- a/drivers/sh/intc/Makefile
+++ b/drivers/sh/intc/Makefile
@@ -1,4 +1,4 @@
-obj-y := access.o chip.o core.o dynamic.o handle.o virq.o
+obj-y := access.o chip.o core.o handle.o virq.o
obj-$(CONFIG_INTC_BALANCING) += balancing.o
obj-$(CONFIG_INTC_USERIMASK) += userimask.o
diff --git a/drivers/sh/intc/dynamic.c b/drivers/sh/intc/dynamic.c
deleted file mode 100644
index 14eb01e..0000000
--- a/drivers/sh/intc/dynamic.c
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- * Dynamic IRQ management
- *
- * Copyright (C) 2010 Paul Mundt
- *
- * Modelled after arch/x86/kernel/apic/io_apic.c
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- */
-#define pr_fmt(fmt) "intc: " fmt
-
-#include <linux/irq.h>
-#include <linux/bitmap.h>
-#include <linux/spinlock.h>
-#include <linux/module.h>
-#include "internals.h" /* only for activate_irq() damage.. */
-
-/*
- * The IRQ bitmap provides a global map of bound IRQ vectors for a
- * given platform. Allocation of IRQs are either static through the CPU
- * vector map, or dynamic in the case of board mux vectors or MSI.
- *
- * As this is a central point for all IRQ controllers on the system,
- * each of the available sources are mapped out here. This combined with
- * sparseirq makes it quite trivial to keep the vector map tightly packed
- * when dynamically creating IRQs, as well as tying in to otherwise
- * unused irq_desc positions in the sparse array.
- */
-
-/*
- * Dynamic IRQ allocation and deallocation
- */
-unsigned int create_irq_nr(unsigned int irq_want, int node)
-{
- int irq = irq_alloc_desc_at(irq_want, node);
- if (irq < 0)
- return 0;
-
- activate_irq(irq);
- return irq;
-}
-
-int create_irq(void)
-{
- int irq = irq_alloc_desc(numa_node_id());
- if (irq >= 0)
- activate_irq(irq);
-
- return irq;
-}
-
-void destroy_irq(unsigned int irq)
-{
- irq_free_desc(irq);
-}
diff --git a/drivers/sh/intc/virq.c b/drivers/sh/intc/virq.c
index 93cec21..f30ac93 100644
--- a/drivers/sh/intc/virq.c
+++ b/drivers/sh/intc/virq.c
@@ -219,12 +219,14 @@ restart:
if (radix_tree_deref_retry(entry))
goto restart;
- irq = create_irq();
+ irq = irq_alloc_desc(numa_node_id());
if (unlikely(irq < 0)) {
pr_err("no more free IRQs, bailing..\n");
break;
}
+ activate_irq(irq);
+
pr_info("Setting up a chained VIRQ from %d -> %d\n",
irq, entry->pirq);