Commit 8df3a615 authored by Paul Mundt's avatar Paul Mundt
Browse files

sh: IPR IRQs irq_data conversion.



Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 0d338071
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+12 −13
Original line number Diff line number Diff line
@@ -24,25 +24,25 @@
#include <linux/module.h>
#include <linux/topology.h>

static inline struct ipr_desc *get_ipr_desc(unsigned int irq)
static inline struct ipr_desc *get_ipr_desc(struct irq_data *data)
{
	struct irq_chip *chip = get_irq_chip(irq);
	struct irq_chip *chip = irq_data_get_irq_chip(data);
	return container_of(chip, struct ipr_desc, chip);
}

static void disable_ipr_irq(unsigned int irq)
static void disable_ipr_irq(struct irq_data *data)
{
	struct ipr_data *p = get_irq_chip_data(irq);
	unsigned long addr = get_ipr_desc(irq)->ipr_offsets[p->ipr_idx];
	struct ipr_data *p = irq_data_get_irq_chip_data(data);
	unsigned long addr = get_ipr_desc(data)->ipr_offsets[p->ipr_idx];
	/* Set the priority in IPR to 0 */
	__raw_writew(__raw_readw(addr) & (0xffff ^ (0xf << p->shift)), addr);
	(void)__raw_readw(addr);	/* Read back to flush write posting */
}

static void enable_ipr_irq(unsigned int irq)
static void enable_ipr_irq(struct irq_data *data)
{
	struct ipr_data *p = get_irq_chip_data(irq);
	unsigned long addr = get_ipr_desc(irq)->ipr_offsets[p->ipr_idx];
	struct ipr_data *p = irq_data_get_irq_chip_data(data);
	unsigned long addr = get_ipr_desc(data)->ipr_offsets[p->ipr_idx];
	/* Set priority in IPR back to original value */
	__raw_writew(__raw_readw(addr) | (p->priority << p->shift), addr);
}
@@ -56,9 +56,8 @@ void register_ipr_controller(struct ipr_desc *desc)
{
	int i;

	desc->chip.mask = disable_ipr_irq;
	desc->chip.unmask = enable_ipr_irq;
	desc->chip.mask_ack = disable_ipr_irq;
	desc->chip.irq_mask = disable_ipr_irq;
	desc->chip.irq_unmask = enable_ipr_irq;

	for (i = 0; i < desc->nr_irqs; i++) {
		struct ipr_data *p = desc->ipr_data + i;
@@ -68,7 +67,7 @@ void register_ipr_controller(struct ipr_desc *desc)
		BUG_ON(!desc->ipr_offsets[p->ipr_idx]);

		res = irq_alloc_desc_at(p->irq, numa_node_id());
		if (unlikely(res != p->irq && res != -EEXIST))
		if (unlikely(res != p->irq && res != -EEXIST)) {
			printk(KERN_INFO "can not get irq_desc for %d\n",
			       p->irq);
			continue;
@@ -78,7 +77,7 @@ void register_ipr_controller(struct ipr_desc *desc)
		set_irq_chip_and_handler_name(p->irq, &desc->chip,
				      handle_level_irq, "level");
		set_irq_chip_data(p->irq, p);
		disable_ipr_irq(p->irq);
		disable_ipr_irq(irq_get_irq_data(p->irq));
	}
}
EXPORT_SYMBOL(register_ipr_controller);