static int
bcma_bhndb_resume_child(device_t dev, device_t child)
{
struct bcma_devinfo *dinfo;
int error;
if (device_get_parent(child) != dev)
BUS_SUSPEND_CHILD(device_get_parent(dev), child);
if (!device_is_suspended(child))
return (EBUSY);
dinfo = device_get_ivars(child);
/* Resume child's agent resource */
if (dinfo->res_agent != NULL) {
error = BHNDB_RESUME_RESOURCE(device_get_parent(dev), dev,
SYS_RES_MEMORY, dinfo->res_agent->res);
if (error)
return (error);
}
/* Resume the child */
if ((error = bhnd_generic_br_resume_child(dev, child))) {
/* On failure, re-suspend the agent resource */
if (dinfo->res_agent != NULL) {
BHNDB_SUSPEND_RESOURCE(device_get_parent(dev), dev,
SYS_RES_MEMORY, dinfo->res_agent->res);
}
return (error);
}
return (0);
}
static int
siba_bhndb_resume_child(device_t dev, device_t child)
{
struct siba_devinfo *dinfo;
int error;
if (device_get_parent(child) != dev)
BUS_SUSPEND_CHILD(device_get_parent(dev), child);
if (!device_is_suspended(child))
return (EBUSY);
dinfo = device_get_ivars(child);
/* Resume all resource references to the child's config registers */
for (u_int i = 0; i < dinfo->core_id.num_cfg_blocks; i++) {
if (dinfo->cfg_res[i] == NULL)
continue;
error = BHNDB_RESUME_RESOURCE(device_get_parent(dev), dev,
SYS_RES_MEMORY, dinfo->cfg_res[i]->res);
if (error) {
siba_bhndb_suspend_cfgblocks(dev, dinfo);
return (error);
}
}
/* Resume the child */
if ((error = bhnd_generic_br_resume_child(dev, child))) {
siba_bhndb_suspend_cfgblocks(dev, dinfo);
return (error);
}
return (0);
}
