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Don't turn off the power of cards when new drivers are added

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unconditionally.  kldloading a cardbus driver was shooting down other
attached devices because most drivers assume that one cannot
power-cycle cards w/o the driver knowning about it.

Submitted by: simokawa-san
This commit is contained in:
Warner Losh 2003-02-11 05:31:35 +00:00
parent fc903aa525
commit 9ca938eb11
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=110673
1 changed files with 13 additions and 19 deletions
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32
sys/dev/cardbus/cardbus.c
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@ -307,29 +307,23 @@ cardbus_driver_added(device_t cbdev, driver_t *driver)
{
int numdevs;
device_t *devlist;
int tmp;
device_t dev;
int i;
struct cardbus_devinfo *dinfo;
device_get_children(cbdev, &devlist, &numdevs);
DEVICE_IDENTIFY(driver, cbdev);
POWER_ENABLE_SOCKET(device_get_parent(cbdev), cbdev);
for (tmp = 0; tmp < numdevs; tmp++) {
if (device_get_state(devlist[tmp]) == DS_NOTPRESENT) {
dinfo = device_get_ivars(devlist[tmp]);
#ifdef notyet
cardbus_device_setup_regs(brdev, bus, slot, func,
&dinfo->pci.cfg);
#endif
cardbus_print_verbose(dinfo);
resource_list_init(&dinfo->pci.resources);
cardbus_do_cis(cbdev, dinfo->pci.cfg.dev);
if (device_probe_and_attach(dinfo->pci.cfg.dev) != 0) {
cardbus_release_all_resources(cbdev, dinfo);
}
}
device_get_children(cbdev, &devlist, &numdevs);
for (i = 0; i < numdevs; i++) {
dev = devlist[i];
if (device_get_state(dev) != DS_NOTPRESENT)
continue;
dinfo = device_get_ivars(dev);
cardbus_print_verbose(dinfo);
resource_list_init(&dinfo->pci.resources);
cardbus_do_cis(cbdev, dev);
if (device_probe_and_attach(dev) != 0)
cardbus_release_all_resources(cbdev, dinfo);
}
free(devlist, M_TEMP);
}