提交 ed4aed98 编写于 作者: T Thomas Gleixner 提交者: Ingo Molnar

x86: clean up arch/x86/kernel/vsmp_64.c

White space and coding style clenaup.
Signed-off-by: NThomas Gleixner <tglx@linutronix.de>
Signed-off-by: NIngo Molnar <mingo@elte.hu>
上级 9a211abe
......@@ -25,21 +25,24 @@ static int __init vsmp_init(void)
return 0;
/* Check if we are running on a ScaleMP vSMP box */
if ((read_pci_config_16(0, 0x1f, 0, PCI_VENDOR_ID) != PCI_VENDOR_ID_SCALEMP) ||
(read_pci_config_16(0, 0x1f, 0, PCI_DEVICE_ID) != PCI_DEVICE_ID_SCALEMP_VSMP_CTL))
if ((read_pci_config_16(0, 0x1f, 0, PCI_VENDOR_ID) !=
PCI_VENDOR_ID_SCALEMP) ||
(read_pci_config_16(0, 0x1f, 0, PCI_DEVICE_ID) !=
PCI_DEVICE_ID_SCALEMP_VSMP_CTL))
return 0;
/* set vSMP magic bits to indicate vSMP capable kernel */
address = ioremap(read_pci_config(0, 0x1f, 0, PCI_BASE_ADDRESS_0), 8);
cap = readl(address);
ctl = readl(address + 4);
printk("vSMP CTL: capabilities:0x%08x control:0x%08x\n", cap, ctl);
printk(KERN_INFO "vSMP CTL: capabilities:0x%08x control:0x%08x\n",
cap, ctl);
if (cap & ctl & (1 << 4)) {
/* Turn on vSMP IRQ fastpath handling (see system.h) */
ctl &= ~(1 << 4);
writel(ctl, address + 4);
ctl = readl(address + 4);
printk("vSMP CTL: control set to:0x%08x\n", ctl);
printk(KERN_INFO "vSMP CTL: control set to:0x%08x\n", ctl);
}
iounmap(address);
......
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