PCI: add pci_swizzle_interrupt_pin()

[firefly-linux-kernel-4.4.55.git] / drivers / pci / htirq.c

diff --git a/drivers/pci/htirq.c b/drivers/pci/htirq.c
index 9e4929a008325a13a05fafd6a3790c9f06580b25..bf7d6ce9bbb3e764621caa96db426509003e2d46 100644 (file)
--- a/drivers/pci/htirq.c
+++ b/drivers/pci/htirq.c
@@ -82,18 +82,6 @@ void unmask_ht_irq(unsigned int irq)
        write_ht_irq_msg(irq, &msg);
 }
 
-static unsigned int build_irq_for_pci_dev(struct pci_dev *dev)
-{
-       unsigned int irq;
-
-       irq = dev->bus->number;
-       irq <<= 8;
-       irq |= dev->devfn;
-       irq <<= 12;
-
-       return irq;
-}
-
 /**
  * __ht_create_irq - create an irq and attach it to a device.
  * @dev: The hypertransport device to find the irq capability on.
@@ -110,7 +98,6 @@ int __ht_create_irq(struct pci_dev *dev, int idx, ht_irq_update_t *update)
        int max_irq;
        int pos;
        int irq;
-       unsigned int irq_want;
 
        pos = pci_find_ht_capability(dev, HT_CAPTYPE_IRQ);
        if (!pos)
@@ -138,12 +125,8 @@ int __ht_create_irq(struct pci_dev *dev, int idx, ht_irq_update_t *update)
        cfg->msg.address_lo = 0xffffffff;
        cfg->msg.address_hi = 0xffffffff;
 
-       irq_want= build_irq_for_pci_dev(dev);
-#ifdef CONFIG_HAVE_SPARSE_IRQ
-       irq = create_irq_nr(irq_want + idx);
-#else
        irq = create_irq();
-#endif
+
        if (irq <= 0) {
                kfree(cfg);
                return -EBUSY;