Lines Matching refs:ret
176 int ret = 0; in mdev_access() local
199 ret = -1; in mdev_access()
203 ret = count; in mdev_access()
209 return ret; in mdev_access()
233 int ret = -ENOMEM; in mdpy_init_dev() local
237 return ret; in mdpy_init_dev()
258 return ret; in mdpy_init_dev()
264 int ret; in mdpy_probe() local
271 ret = vfio_register_emulated_iommu_dev(&mdev_state->vdev); in mdpy_probe()
272 if (ret) in mdpy_probe()
279 return ret; in mdpy_probe()
307 int ret; in mdpy_read() local
315 ret = mdev_access(mdev_state, (char *)&val, sizeof(val), in mdpy_read()
317 if (ret <= 0) in mdpy_read()
327 ret = mdev_access(mdev_state, (char *)&val, sizeof(val), in mdpy_read()
329 if (ret <= 0) in mdpy_read()
339 ret = mdev_access(mdev_state, (char *)&val, sizeof(val), in mdpy_read()
341 if (ret <= 0) in mdpy_read()
368 int ret; in mdpy_write() local
379 ret = mdev_access(mdev_state, (char *)&val, sizeof(val), in mdpy_write()
381 if (ret <= 0) in mdpy_write()
391 ret = mdev_access(mdev_state, (char *)&val, sizeof(val), in mdpy_write()
393 if (ret <= 0) in mdpy_write()
403 ret = mdev_access(mdev_state, (char *)&val, sizeof(val), in mdpy_write()
405 if (ret <= 0) in mdpy_write()
518 int ret = 0; in mdpy_ioctl() local
536 ret = mdpy_get_device_info(&info); in mdpy_ioctl()
537 if (ret) in mdpy_ioctl()
538 return ret; in mdpy_ioctl()
561 ret = mdpy_get_region_info(mdev_state, &info, &cap_type_id, in mdpy_ioctl()
563 if (ret) in mdpy_ioctl()
564 return ret; in mdpy_ioctl()
585 ret = mdpy_get_irq_info(&info); in mdpy_ioctl()
586 if (ret) in mdpy_ioctl()
587 return ret; in mdpy_ioctl()
608 ret = mdpy_query_gfx_plane(mdev_state, &plane); in mdpy_ioctl()
609 if (ret) in mdpy_ioctl()
610 return ret; in mdpy_ioctl()
700 int ret = 0; in mdpy_dev_init() local
702 ret = alloc_chrdev_region(&mdpy_devt, 0, MINORMASK + 1, MDPY_NAME); in mdpy_dev_init()
703 if (ret < 0) { in mdpy_dev_init()
704 pr_err("Error: failed to register mdpy_dev, err: %d\n", ret); in mdpy_dev_init()
705 return ret; in mdpy_dev_init()
711 ret = mdev_register_driver(&mdpy_driver); in mdpy_dev_init()
712 if (ret) in mdpy_dev_init()
715 ret = class_register(&mdpy_class); in mdpy_dev_init()
716 if (ret) in mdpy_dev_init()
722 ret = device_register(&mdpy_dev); in mdpy_dev_init()
723 if (ret) in mdpy_dev_init()
726 ret = mdev_register_parent(&mdpy_parent, &mdpy_dev, &mdpy_driver, in mdpy_dev_init()
729 if (ret) in mdpy_dev_init()
744 return ret; in mdpy_dev_init()