diff options
| author | Paul Mundt <lethal@linux-sh.org> | 2010-02-02 09:48:17 +0100 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2010-02-02 09:48:17 +0100 |
| commit | 6eb6f98396f7bd653d8fb15b06364c8c7d70e22c (patch) | |
| tree | 51155eac621a7cee65d6b3b17fe78d167d3e3945 /arch/sh/cchips | |
| parent | sh: mach-se: Convert SH7724 solution engine FPGA to sparseirq. (diff) | |
| download | linux-6eb6f98396f7bd653d8fb15b06364c8c7d70e22c.tar.xz linux-6eb6f98396f7bd653d8fb15b06364c8c7d70e22c.zip | |
sh: hd6446x: Convert to sparseirq.
Follows the se7724 change and converts the hd64461 IRQ handling to
sparseirq.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/cchips')
| -rw-r--r-- | arch/sh/cchips/hd6446x/hd64461.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/arch/sh/cchips/hd6446x/hd64461.c b/arch/sh/cchips/hd6446x/hd64461.c index cbfedfb42e04..b447091fc064 100644 --- a/arch/sh/cchips/hd6446x/hd64461.c +++ b/arch/sh/cchips/hd6446x/hd64461.c @@ -73,7 +73,7 @@ static void hd64461_irq_demux(unsigned int irq, struct irq_desc *desc) int __init setup_hd64461(void) { - int i; + int i, nid = cpu_to_node(boot_cpu_data); if (!MACH_HD64461) return 0; @@ -90,9 +90,26 @@ int __init setup_hd64461(void) __raw_writew(0xffff, HD64461_NIMR); /* IRQ 80 -> 95 belongs to HD64461 */ - for (i = HD64461_IRQBASE; i < HD64461_IRQBASE + 16; i++) + for (i = HD64461_IRQBASE; i < HD64461_IRQBASE + 16; i++) { + unsigned int irq; + + irq = create_irq_nr(i, nid); + if (unlikely(irq == 0)) { + pr_err("%s: failed hooking irq %d for HD64461\n", + __func__, i); + return -EBUSY; + } + + if (unlikely(irq != i)) { + pr_err("%s: got irq %d but wanted %d, bailing.\n", + __func__, irq, i); + destroy_irq(irq); + return -EINVAL; + } + set_irq_chip_and_handler(i, &hd64461_irq_chip, handle_level_irq); + } set_irq_chained_handler(CONFIG_HD64461_IRQ, hd64461_irq_demux); set_irq_type(CONFIG_HD64461_IRQ, IRQ_TYPE_LEVEL_LOW); |