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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6

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* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6:
  PCI/PM: Do not use native PCIe PME by default
This commit is contained in:
Linus Torvalds 2010-06-27 07:41:04 -07:00
commit dee70a32fa
2 changed files with 16 additions and 7 deletions
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19
drivers/pci/pcie/pme/pcie_pme.c
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@ -34,7 +34,7 @@
* being registered. Consequently, the interrupt-based PCIe PME signaling will
* not be used by any PCIe root ports in that case.
*/
static bool pcie_pme_disabled;
static bool pcie_pme_disabled = true;
/*
* The PCI Express Base Specification 2.0, Section 6.1.8, states the following:
@ -64,12 +64,19 @@ bool pcie_pme_msi_disabled;
static int __init pcie_pme_setup(char *str)
{
if (!strcmp(str, "off"))
pcie_pme_disabled = true;
else if (!strcmp(str, "force"))
if (!strncmp(str, "auto", 4))
pcie_pme_disabled = false;
else if (!strncmp(str, "force", 5))
pcie_pme_force_enable = true;
else if (!strcmp(str, "nomsi"))
pcie_pme_msi_disabled = true;
str = strchr(str, ',');
if (str) {
str++;
str += strspn(str, " \t");
if (*str && !strcmp(str, "nomsi"))
pcie_pme_msi_disabled = true;
}
return 1;
}
__setup("pcie_pme=", pcie_pme_setup);