DRV_PREFIX
pr_info(DRV_PREFIX "%s: %s\n", __func__, rio_name(rdev));
pr_info(DRV_PREFIX "Failed to obtain info for %s cdev(%d:%d)\n",
pr_info(DRV_PREFIX "Added %s cdev(%d:%d)\n",
pr_debug(DRV_PREFIX "%s: " fmt "\n", __func__, ##arg); \
no_printk(KERN_DEBUG pr_fmt(DRV_PREFIX fmt "\n"), ##arg)
pr_warn(DRV_PREFIX "%s WARNING " fmt "\n", __func__, ##arg)
pr_err(DRV_PREFIX "%s ERROR " fmt "\n", __func__, ##arg)