return 0;
}
-static int __devinit fsl_of_msi_probe(struct platform_device *dev,
- const struct of_device_id *match)
+ static int __devinit fsl_msi_setup_hwirq(struct fsl_msi *msi,
+ struct platform_device *dev,
+ int offset, int irq_index)
+ {
+ struct fsl_msi_cascade_data *cascade_data = NULL;
+ int virt_msir;
+
+ virt_msir = irq_of_parse_and_map(dev->dev.of_node, irq_index);
+ if (virt_msir == NO_IRQ) {
+ dev_err(&dev->dev, "%s: Cannot translate IRQ index %d\n",
+ __func__, irq_index);
+ return 0;
+ }
+
+ cascade_data = kzalloc(sizeof(struct fsl_msi_cascade_data), GFP_KERNEL);
+ if (!cascade_data) {
+ dev_err(&dev->dev, "No memory for MSI cascade data\n");
+ return -ENOMEM;
+ }
+
+ msi->msi_virqs[irq_index] = virt_msir;
+ cascade_data->index = offset + irq_index;
+ cascade_data->msi_data = msi;
+ set_irq_data(virt_msir, cascade_data);
+ set_irq_chained_handler(virt_msir, fsl_msi_cascade);
+
+ return 0;
+ }
+
+static int __devinit fsl_of_msi_probe(struct platform_device *dev)
{
struct fsl_msi *msi;
struct resource res;
- int err, i, count;
+ int err, i, j, irq_index, count;
int rc;
- int virt_msir;
const u32 *p;
- struct fsl_msi_feature *features = match->data;
+ struct fsl_msi_feature *features;
- struct fsl_msi_cascade_data *cascade_data = NULL;
int len;
u32 offset;
+ static const u32 all_avail[] = { 0, NR_MSI_IRQS };
+ if (!dev->dev.of_match)
+ return -EINVAL;
+ features = dev->dev.of_match->data;
+
printk(KERN_DEBUG "Setting up Freescale MSI support\n");
msi = kzalloc(sizeof(struct fsl_msi), GFP_KERNEL);