static int scsi_dev_type_resume(struct device *dev, int (*cb)(struct device *)) { int err = 0; if (cb) err = cb(dev); scsi_device_resume(to_scsi_device(dev)); dev_dbg(dev, "scsi resume: %d\n", err); return err; }
static int scsi_dev_type_resume(struct device *dev) { struct device_driver *drv; int err = 0; drv = dev->driver; if (drv && drv->resume) err = drv->resume(dev); scsi_device_resume(to_scsi_device(dev)); dev_dbg(dev, "scsi resume: %d\n", err); return err; }
static int scsi_dev_type_suspend(struct device *dev, int (*cb)(struct device *)) { int err; err = scsi_device_quiesce(to_scsi_device(dev)); if (err == 0) { if (cb) { err = cb(dev); if (err) scsi_device_resume(to_scsi_device(dev)); } } dev_dbg(dev, "scsi suspend: %d\n", err); return err; }
static int scsi_dev_type_resume(struct device *dev, int (*cb)(struct device *, const struct dev_pm_ops *)) { const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL; int err = 0; err = cb(dev, pm); scsi_device_resume(to_scsi_device(dev)); dev_dbg(dev, "scsi resume: %d\n", err); if (err == 0) { pm_runtime_disable(dev); pm_runtime_set_active(dev); pm_runtime_enable(dev); } return err; }
static int scsi_dev_type_suspend(struct device *dev, int (*cb)(struct device *, const struct dev_pm_ops *)) { const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL; int err; /* flush pending in-flight resume operations, suspend is synchronous */ async_synchronize_full_domain(&scsi_sd_pm_domain); err = scsi_device_quiesce(to_scsi_device(dev)); if (err == 0) { err = cb(dev, pm); if (err) scsi_device_resume(to_scsi_device(dev)); } dev_dbg(dev, "scsi suspend: %d\n", err); return err; }