static int pcmcia_bus_suspend_callback(struct device *dev, void * _data) { struct pcmcia_socket *skt = _data; struct pcmcia_device *p_dev = to_pcmcia_dev(dev); if (p_dev->socket != skt) return 0; return dpm_runtime_suspend(dev, PMSG_SUSPEND); }
static ssize_t state_store(struct device * dev, struct device_attribute *attr, const char * buf, size_t n) { pm_message_t state; char * rest; int error = 0; state.event = simple_strtoul(buf, &rest, 10); if (*rest) return -EINVAL; if (state.event) error = dpm_runtime_suspend(dev, state); else dpm_runtime_resume(dev); return error ? error : n; }
static ssize_t state_store(struct device * dev, const char * buf, size_t n) { u32 state; char * rest; int error = 0; state = simple_strtoul(buf, &rest, 10); if (*rest) return -EINVAL; if (state) error = dpm_runtime_suspend(dev, state); else dpm_runtime_resume(dev); return error ? error : n; }
static ssize_t pcmcia_store_pm_state(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct pcmcia_device *p_dev = to_pcmcia_dev(dev); int ret = 0; if (!count) return -EINVAL; if ((p_dev->dev.power.power_state.event == PM_EVENT_ON) && (!strncmp(buf, "off", 3))) ret = dpm_runtime_suspend(dev, PMSG_SUSPEND); else if ((p_dev->dev.power.power_state.event != PM_EVENT_ON) && (!strncmp(buf, "on", 2))) dpm_runtime_resume(dev); return ret ? ret : count; }