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langwell_gpio: modify EOI handling following change of kernel irq subsystem
Latest kernel has many changes in IRQ subsystem and its interfaces, like adding "irq_eoi" for struct irq_chip, this patch is a follow up change for that. Also remove the unnecessary cast for a "void *". Signed-off-by: Feng Tang <feng.tang@intel.com> Cc: Alek Du <alek.du@intel.com> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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1 changed files with 7 additions and 2 deletions
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@ -187,7 +187,7 @@ MODULE_DEVICE_TABLE(pci, lnw_gpio_ids);
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static void lnw_irq_handler(unsigned irq, struct irq_desc *desc)
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{
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struct lnw_gpio *lnw = (struct lnw_gpio *)get_irq_data(irq);
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struct lnw_gpio *lnw = get_irq_data(irq);
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u32 base, gpio;
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void __iomem *gedr;
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u32 gedr_v;
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@ -206,7 +206,12 @@ static void lnw_irq_handler(unsigned irq, struct irq_desc *desc)
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/* clear the edge detect status bit */
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writel(gedr_v, gedr);
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}
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desc->chip->eoi(irq);
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if (desc->chip->irq_eoi)
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desc->chip->irq_eoi(irq_get_irq_data(irq));
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else
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dev_warn(lnw->chip.dev, "missing EOI handler for irq %d\n", irq);
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}
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static int __devinit lnw_gpio_probe(struct pci_dev *pdev,
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