unsigned long skpcr_mask;
bool dma;
unsigned int devid;
- unsigned int irq[6];
+ unsigned int hwirq[6];
};
static struct sa1111_dev_info sa1111_devices[] = {
.skpcr_mask = SKPCR_UCLKEN,
.dma = true,
.devid = SA1111_DEVID_USB,
- .irq = {
+ .hwirq = {
IRQ_USBPWR,
IRQ_HCIM,
IRQ_HCIBUFFACC,
.skpcr_mask = SKPCR_I2SCLKEN | SKPCR_L3CLKEN,
.dma = true,
.devid = SA1111_DEVID_SAC,
- .irq = {
+ .hwirq = {
AUDXMTDMADONEA,
AUDXMTDMADONEB,
AUDRCVDMADONEA,
.offset = SA1111_KBD,
.skpcr_mask = SKPCR_PTCLKEN,
.devid = SA1111_DEVID_PS2_KBD,
- .irq = {
+ .hwirq = {
IRQ_TPRXINT,
IRQ_TPTXINT
},
.offset = SA1111_MSE,
.skpcr_mask = SKPCR_PMCLKEN,
.devid = SA1111_DEVID_PS2_MSE,
- .irq = {
+ .hwirq = {
IRQ_MSRXINT,
IRQ_MSTXINT
},
.offset = 0x1800,
.skpcr_mask = 0,
.devid = SA1111_DEVID_PCMCIA,
- .irq = {
+ .hwirq = {
IRQ_S0_READY_NINT,
IRQ_S0_CD_VALID,
IRQ_S0_BVD1_STSCHG,
},
};
+static int sa1111_map_irq(struct sa1111 *sachip, irq_hw_number_t hwirq)
+{
+ return irq_create_mapping(sachip->irqdomain, hwirq);
+}
+
static void sa1111_handle_irqdomain(struct irq_domain *irqdomain, int irq)
{
struct irq_desc *d = irq_to_desc(irq_linear_revmap(irqdomain, irq));
{
struct sa1111 *sachip = d->host_data;
+ /* Disallow unavailable interrupts */
+ if (hwirq > SSPROR && hwirq < AUDXMTDMADONEA)
+ return -EINVAL;
+
irq_set_chip_data(irq, sachip);
irq_set_chip_and_handler(irq, &sa1111_irq_chip, handle_edge_irq);
irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
static void sa1111_remove_irq(struct sa1111 *sachip)
{
+ struct irq_domain *domain = sachip->irqdomain;
void __iomem *irqbase = sachip->base + SA1111_INTC;
+ int i;
/* disable all IRQs */
writel_relaxed(0, irqbase + SA1111_INTEN0);
writel_relaxed(0, irqbase + SA1111_WAKEEN0);
writel_relaxed(0, irqbase + SA1111_WAKEEN1);
- irq_domain_remove(sachip->irqdomain);
-
irq_set_chained_handler_and_data(sachip->irq, NULL, NULL);
- irq_free_descs(sachip->irq_base, SA1111_IRQ_NR);
+ for (i = 0; i < SA1111_IRQ_NR; i++)
+ irq_dispose_mapping(irq_find_mapping(domain, i));
+ irq_domain_remove(domain);
release_mem_region(sachip->phys + SA1111_INTC, 512);
}
{
struct sa1111 *sachip = gc_to_sa1111(gc);
- return sachip->irq_base + offset;
+ return sa1111_map_irq(sachip, offset);
}
static int sa1111_setup_gpios(struct sa1111 *sachip)
dev->mapbase = sachip->base + info->offset;
dev->skpcr_mask = info->skpcr_mask;
- for (i = 0; i < ARRAY_SIZE(info->irq); i++)
- dev->irq[i] = sachip->irq_base + info->irq[i];
+ for (i = 0; i < ARRAY_SIZE(info->hwirq); i++)
+ dev->hwirq[i] = info->hwirq[i];
/*
* If the parent device has a DMA mask associated with it, and
int sa1111_get_irq(struct sa1111_dev *sadev, unsigned num)
{
- if (num >= ARRAY_SIZE(sadev->irq))
+ struct sa1111 *sachip = sa1111_chip_driver(sadev);
+ if (num >= ARRAY_SIZE(sadev->hwirq))
return -EINVAL;
- return sadev->irq[num];
+ return sa1111_map_irq(sachip, sadev->hwirq[num]);
}
EXPORT_SYMBOL_GPL(sa1111_get_irq);