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relocate the power state transition statements to the

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pci_set_powerstate_method function...

Reviewed by:	imp
MFC after:	1 week
This commit is contained in:
John-Mark Gurney 2005-03-23 21:24:29 +00:00
parent 840d8a6dc6
commit 244f64d007
1 changed files with 5 additions and 15 deletions
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20
sys/dev/pci/pci.c
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@ -509,6 +509,11 @@ pci_set_powerstate_method(device_t dev, device_t child, int state)
if (oldstate == state)
return (0);
if (bootverbose)
printf(
"pci%d:%d:%d: Transition from D%d to D%d\n",
dinfo->cfg.bus, dinfo->cfg.slot, dinfo->cfg.func,
oldstate, state);
/*
* The PCI power management specification states that after a state
* transition between PCI power states, system software must
@ -1873,11 +1878,6 @@ pci_cfg_restore(device_t dev, struct pci_devinfo *dinfo)
* state D0.
*/
if (pci_get_powerstate(dev) != PCI_POWERSTATE_D0) {
if (bootverbose)
printf(
"pci%d:%d:%d: Transition from D%d to D0\n",
dinfo->cfg.bus, dinfo->cfg.slot, dinfo->cfg.func,
pci_get_powerstate(dev));
pci_set_powerstate(dev, PCI_POWERSTATE_D0);
}
for (i = 0; i < dinfo->cfg.nummaps; i++)
@ -1957,19 +1957,9 @@ pci_cfg_save(device_t dev, struct pci_devinfo *dinfo, int setstate)
*/
ps = pci_get_powerstate(dev);
if (ps != PCI_POWERSTATE_D0 && ps != PCI_POWERSTATE_D3) {
if (bootverbose)
printf(
"pci%d:%d:%d: Transition from D%d to D0\n",
dinfo->cfg.bus, dinfo->cfg.slot,
dinfo->cfg.func, ps);
pci_set_powerstate(dev, PCI_POWERSTATE_D0);
}
if (pci_get_powerstate(dev) != PCI_POWERSTATE_D3) {
if (bootverbose)
printf(
"pci%d:%d:%d: Transition from D0 to D3\n",
dinfo->cfg.bus, dinfo->cfg.slot,
dinfo->cfg.func);
pci_set_powerstate(dev, PCI_POWERSTATE_D3);
}
}