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x86: irq: Get irq_router's bdf via dm_pci_get_bdf()

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There is no need to parse PCH's <reg> property as we have already
a DM PCI API dm_pci_get_bdf() that can handle this.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Bin Meng 2016-02-01 01:40:50 -08:00
parent e75711a4bf
commit 819133d9f5
1 changed files with 1 additions and 8 deletions
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9
arch/x86/cpu/irq.c
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@ -86,26 +86,19 @@ static inline void fill_irq_info(struct irq_info *slot, int bus, int device,
static int create_pirq_routing_table(struct udevice *dev)
{
const void *blob = gd->fdt_blob;
struct fdt_pci_addr addr;
int node;
int len, count;
const u32 *cell;
struct irq_routing_table *rt;
struct irq_info *slot, *slot_base;
int irq_entries = 0;
int parent;
int i;
int ret;
node = dev->of_offset;
parent = dev->parent->of_offset;
ret = fdtdec_get_pci_addr(blob, parent, FDT_PCI_SPACE_CONFIG,
"reg", &addr);
if (ret)
return ret;
/* extract the bdf from fdt_pci_addr */
irq_router.bdf = addr.phys_hi & 0xffff00;
irq_router.bdf = dm_pci_get_bdf(dev->parent);
ret = fdt_find_string(blob, node, "intel,pirq-config", "pci");
if (!ret) {