struct fsl_msi_feature {
u32 fsl_pic_ip;
- u32 msiir_offset;
+ u32 msiir_offset; /* Offset of MSIIR, relative to start of MSIR bank */
};
struct fsl_msi_cascade_data {
{
struct msi_desc *entry;
struct fsl_msi *msi_data;
+ irq_hw_number_t hwirq;
list_for_each_entry(entry, &pdev->msi_list, list) {
if (entry->irq == NO_IRQ)
continue;
+ hwirq = virq_to_hw(entry->irq);
msi_data = irq_get_chip_data(entry->irq);
irq_set_msi_desc(entry->irq, NULL);
- msi_bitmap_free_hwirqs(&msi_data->bitmap,
- virq_to_hw(entry->irq), 1);
irq_dispose_mapping(entry->irq);
+ msi_bitmap_free_hwirqs(&msi_data->bitmap, hwirq, 1);
}
return;
{
struct fsl_msi *msi_data = fsl_msi_data;
struct pci_controller *hose = pci_bus_to_host(pdev->bus);
- u64 base = fsl_pci_immrbar_base(hose);
+ u64 address; /* Physical address of the MSIIR */
+ int len;
+ const u64 *reg;
+
+ /* If the msi-address-64 property exists, then use it */
+ reg = of_get_property(hose->dn, "msi-address-64", &len);
+ if (reg && (len == sizeof(u64)))
+ address = be64_to_cpup(reg);
+ else
+ address = fsl_pci_immrbar_base(hose) + msi_data->msiir_offset;
- msg->address_lo = msi_data->msi_addr_lo + lower_32_bits(base);
- msg->address_hi = msi_data->msi_addr_hi + upper_32_bits(base);
+ msg->address_lo = lower_32_bits(address);
+ msg->address_hi = upper_32_bits(address);
msg->data = hwirq;
msi->irqhost->host_data = msi;
- msi->msi_addr_hi = 0x0;
- msi->msi_addr_lo = features->msiir_offset + (res.start & 0xfffff);
+ msi->msiir_offset = features->msiir_offset + (res.start & 0xfffff);
rc = fsl_msi_init_allocator(msi);
if (rc) {