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Searched refs:devt (Results 1 – 25 of 101) sorted by relevance

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/Linux-v4.19/fs/fuse/
Dcuse.c76 static struct list_head *cuse_conntbl_head(dev_t devt) in cuse_conntbl_head() argument
78 return &cuse_conntbl[(MAJOR(devt) + MINOR(devt)) % CUSE_CONNTBL_LEN]; in cuse_conntbl_head()
114 dev_t devt = inode->i_cdev->dev; in cuse_open() local
120 list_for_each_entry(pos, cuse_conntbl_head(devt), list) in cuse_open()
121 if (pos->dev->devt == devt) { in cuse_open()
316 dev_t devt; in cuse_process_init_reply() local
337 devt = MKDEV(arg->dev_major, arg->dev_minor); in cuse_process_init_reply()
338 if (!MAJOR(devt)) in cuse_process_init_reply()
339 rc = alloc_chrdev_region(&devt, MINOR(devt), 1, devinfo.name); in cuse_process_init_reply()
341 rc = register_chrdev_region(devt, 1, devinfo.name); in cuse_process_init_reply()
[all …]
/Linux-v4.19/block/
Dgenhd.c474 int blk_alloc_devt(struct hd_struct *part, dev_t *devt) in blk_alloc_devt() argument
481 *devt = MKDEV(disk->major, disk->first_minor + part->partno); in blk_alloc_devt()
496 *devt = MKDEV(BLOCK_EXT_MAJOR, blk_mangle_minor(idx)); in blk_alloc_devt()
509 void blk_free_devt(dev_t devt) in blk_free_devt() argument
511 if (devt == MKDEV(0, 0)) in blk_free_devt()
514 if (MAJOR(devt) == BLOCK_EXT_MAJOR) { in blk_free_devt()
516 idr_remove(&ext_devt_idr, blk_mangle_minor(MINOR(devt))); in blk_free_devt()
521 static char *bdevt_str(dev_t devt, char *buf) in bdevt_str() argument
523 if (MAJOR(devt) <= 0xff && MINOR(devt) <= 0xff) { in bdevt_str()
525 snprintf(tbuf, BDEVT_SIZE, "%02x%02x", MAJOR(devt), MINOR(devt)); in bdevt_str()
[all …]
Dpartition-generic.c230 blk_free_devt(dev->devt); in part_release()
309 dev_t devt = MKDEV(0, 0); in add_partition() local
366 err = blk_alloc_devt(p, &devt); in add_partition()
369 pdev->devt = devt; in add_partition()
630 md_autodetect_dev(part_to_dev(part)->devt); in rescan_partitions()
/Linux-v4.19/drivers/char/xilinx_hwicap/
Dxilinx_hwicap.c607 dev_t devt; in hwicap_setup() local
635 devt = MKDEV(XHWICAP_MAJOR, XHWICAP_MINOR + id); in hwicap_setup()
662 drvdata->devt = devt; in hwicap_setup()
684 retval = cdev_add(&drvdata->cdev, devt, 1); in hwicap_setup()
690 device_create(icap_class, dev, devt, NULL, "%s%d", DRIVER_NAME, id); in hwicap_setup()
733 device_destroy(icap_class, drvdata->devt); in hwicap_remove()
740 probed_devices[MINOR(dev->devt)-XHWICAP_MINOR] = 0; in hwicap_remove()
856 dev_t devt; in hwicap_module_init() local
862 devt = MKDEV(XHWICAP_MAJOR, XHWICAP_MINOR); in hwicap_module_init()
863 retval = register_chrdev_region(devt, in hwicap_module_init()
[all …]
/Linux-v4.19/drivers/dax/
Dsuper.c434 dev_t devt = *(dev_t *) data; in dax_test() local
436 return inode->i_rdev == devt; in dax_test()
441 dev_t devt = *(dev_t *) data; in dax_set() local
443 inode->i_rdev = devt; in dax_set()
447 static struct dax_device *dax_dev_get(dev_t devt) in dax_dev_get() argument
452 inode = iget5_locked(dax_superblock, hash_32(devt + DAXFS_MAGIC, 31), in dax_dev_get()
453 dax_test, dax_set, &devt); in dax_dev_get()
495 dev_t devt; in alloc_dax() local
506 devt = MKDEV(MAJOR(dax_devt), minor); in alloc_dax()
507 dax_dev = dax_dev_get(devt); in alloc_dax()
/Linux-v4.19/drivers/net/ipvlan/
Dipvtap.c142 dev_t devt; in ipvtap_device_event() local
162 devt = MKDEV(MAJOR(ipvtap_major), vlantap->tap.minor); in ipvtap_device_event()
163 classdev = device_create(&ipvtap_class, &dev->dev, devt, in ipvtap_device_event()
179 devt = MKDEV(MAJOR(ipvtap_major), vlantap->tap.minor); in ipvtap_device_event()
180 device_destroy(&ipvtap_class, devt); in ipvtap_device_event()
/Linux-v4.19/drivers/net/
Dmacvtap.c149 dev_t devt; in macvtap_device_event() local
169 devt = MKDEV(MAJOR(macvtap_major), vlantap->tap.minor); in macvtap_device_event()
170 classdev = device_create(&macvtap_class, &dev->dev, devt, in macvtap_device_event()
186 devt = MKDEV(MAJOR(macvtap_major), vlantap->tap.minor); in macvtap_device_event()
187 device_destroy(&macvtap_class, devt); in macvtap_device_event()
/Linux-v4.19/drivers/char/tpm/
Dtpm-chip.c256 chip->dev.devt = MKDEV(MISC_MAJOR, TPM_MINOR); in tpm_chip_alloc()
258 chip->dev.devt = MKDEV(MAJOR(tpm_devt), chip->dev_num); in tpm_chip_alloc()
260 chip->devs.devt = in tpm_chip_alloc()
336 dev_name(&chip->dev), MAJOR(chip->dev.devt), in tpm_add_char_device()
337 MINOR(chip->dev.devt), rc); in tpm_add_char_device()
346 dev_name(&chip->devs), MAJOR(chip->devs.devt), in tpm_add_char_device()
347 MINOR(chip->devs.devt), rc); in tpm_add_char_device()
/Linux-v4.19/drivers/staging/axis-fifo/
Daxis-fifo.c147 dev_t devt; /* our char device number */ member
1000 rc = alloc_chrdev_region(&fifo->devt, 0, 1, DRIVER_NAME); in axis_fifo_probe()
1004 MAJOR(fifo->devt), MINOR(fifo->devt)); in axis_fifo_probe()
1007 fifo->device = device_create(axis_fifo_driver_class, NULL, fifo->devt, in axis_fifo_probe()
1019 rc = cdev_add(&fifo->char_device, fifo->devt, 1); in axis_fifo_probe()
1034 MAJOR(fifo->devt), MINOR(fifo->devt)); in axis_fifo_probe()
1041 device_destroy(axis_fifo_driver_class, fifo->devt); in axis_fifo_probe()
1043 unregister_chrdev_region(fifo->devt, 1); in axis_fifo_probe()
1063 device_destroy(axis_fifo_driver_class, fifo->devt); in axis_fifo_remove()
1064 unregister_chrdev_region(fifo->devt, 1); in axis_fifo_remove()
/Linux-v4.19/drivers/rpmsg/
Drpmsg_char.c331 ida_simple_remove(&rpmsg_minor_ida, MINOR(eptdev->dev.devt)); in rpmsg_eptdev_release_device()
369 dev->devt = MKDEV(MAJOR(rpmsg_major), ret); in rpmsg_eptdev_create()
377 ret = cdev_add(&eptdev->cdev, dev->devt, 1); in rpmsg_eptdev_create()
395 ida_simple_remove(&rpmsg_minor_ida, MINOR(dev->devt)); in rpmsg_eptdev_create()
457 ida_simple_remove(&rpmsg_minor_ida, MINOR(dev->devt)); in rpmsg_ctrldev_release_device()
485 dev->devt = MKDEV(MAJOR(rpmsg_major), ret); in rpmsg_chrdev_probe()
493 ret = cdev_add(&ctrldev->cdev, dev->devt, 1); in rpmsg_chrdev_probe()
513 ida_simple_remove(&rpmsg_minor_ida, MINOR(dev->devt)); in rpmsg_chrdev_probe()
/Linux-v4.19/drivers/base/
Dcore.c958 if (MAJOR(dev->devt)) { in dev_uevent()
965 add_uevent_var(env, "MAJOR=%u", MAJOR(dev->devt)); in dev_uevent()
966 add_uevent_var(env, "MINOR=%u", MINOR(dev->devt)); in dev_uevent()
1311 return print_dev_t(buf, dev->devt); in dev_show()
1773 format_dev_t(devt_str, dev->devt); in device_create_sys_dev_entry()
1786 format_dev_t(devt_str, dev->devt); in device_remove_sys_dev_entry()
1907 if (MAJOR(dev->devt)) { in device_add()
1949 if (MAJOR(dev->devt)) in device_add()
2057 if (MAJOR(dev->devt)) { in device_del()
2495 dev_t devt, void *drvdata, in device_create_groups_vargs() argument
[all …]
/Linux-v4.19/drivers/pps/
Dpps.c356 dev_t devt; in pps_register_cdev() local
375 devt = MKDEV(MAJOR(pps_devt), pps->id); in pps_register_cdev()
380 err = cdev_add(&pps->cdev, devt, 1); in pps_register_cdev()
386 pps->dev = device_create(pps_class, pps->info.dev, devt, pps, in pps_register_cdev()
416 device_destroy(pps_class, pps->dev->devt); in pps_unregister_cdev()
/Linux-v4.19/include/linux/
Dgenhd.h247 return part_to_dev(part)->devt; in part_devt()
597 extern int blk_alloc_devt(struct hd_struct *part, dev_t *devt);
598 extern void blk_free_devt(dev_t devt);
618 extern void blk_register_region(dev_t devt, unsigned long range,
623 extern void blk_unregister_region(dev_t devt, unsigned long range);
757 dev_t devt = MKDEV(0, 0); in blk_lookup_devt() local
758 return devt; in blk_lookup_devt()
/Linux-v4.19/drivers/fpga/
Ddfl.c72 dev_t devt; member
316 if (MAJOR(dfl_chrdevs[i].devt)) { in dfl_chardev_uinit()
317 unregister_chrdev_region(dfl_chrdevs[i].devt, in dfl_chardev_uinit()
319 dfl_chrdevs[i].devt = MKDEV(0, 0); in dfl_chardev_uinit()
328 ret = alloc_chrdev_region(&dfl_chrdevs[i].devt, 0, MINORMASK, in dfl_chardev_init()
346 return MKDEV(MAJOR(dfl_chrdevs[type].devt), id); in dfl_get_devt()
375 return cdev_add(&pdata->cdev, pdev->dev.devt, 1); in dfl_fpga_dev_ops_register()
552 fdev->dev.devt = dfl_get_devt(dfl_devs[type].devt_type, fdev->id); in build_info_create_dev()
/Linux-v4.19/drivers/misc/cxl/
Dflash.c528 dev_t devt; in cxl_guest_add_chardev() local
531 devt = MKDEV(MAJOR(cxl_get_dev()), CXL_CARD_MINOR(adapter)); in cxl_guest_add_chardev()
533 if ((rc = cdev_add(&adapter->guest->cdev, devt, 1))) { in cxl_guest_add_chardev()
539 adapter->dev.devt = devt; in cxl_guest_add_chardev()
Dfile.c556 CXL_DEVT_IS_CARD(dev->devt)) { in cxl_devnode()
568 static int cxl_add_chardev(struct cxl_afu *afu, dev_t devt, struct cdev *cdev, in cxl_add_chardev() argument
576 if ((rc = cdev_add(cdev, devt, 1))) { in cxl_add_chardev()
581 dev = device_create(cxl_class, &afu->dev, devt, afu, in cxl_add_chardev()
/Linux-v4.19/drivers/mtd/devices/
Dblock2mtd.c243 dev_t devt; in add_device() local
254 devt = name_to_dev_t(devname); in add_device()
255 if (!devt) in add_device()
257 bdev = blkdev_get_by_dev(devt, mode, dev); in add_device()
/Linux-v4.19/drivers/rtc/
Dclass.c329 name, MAJOR(rtc->dev.devt), rtc->id); in rtc_device_register()
336 MAJOR(rtc->dev.devt), rtc->id); in rtc_device_register()
519 MAJOR(rtc->dev.devt), rtc->id); in __rtc_register_device()
522 MAJOR(rtc->dev.devt), rtc->id); in __rtc_register_device()
/Linux-v4.19/drivers/spi/
Dspidev.c77 dev_t devt; member
563 if (spidev->devt == inode->i_rdev) { in spidev_open()
755 spidev->devt = MKDEV(SPIDEV_MAJOR, minor); in spidev_probe()
756 dev = device_create(spidev_class, &spi->dev, spidev->devt, in spidev_probe()
792 device_destroy(spidev_class, spidev->devt); in spidev_remove()
793 clear_bit(MINOR(spidev->devt), minors); in spidev_remove()
/Linux-v4.19/drivers/tee/
Dtee_core.c747 teedev->dev.devt = MKDEV(MAJOR(tee_devt), teedev->id); in tee_device_alloc()
773 unregister_chrdev_region(teedev->dev.devt, 1); in tee_device_alloc()
825 rc = cdev_add(&teedev->cdev, teedev->dev.devt, 1); in tee_device_register()
829 teedev->name, MAJOR(teedev->dev.devt), in tee_device_register()
830 MINOR(teedev->dev.devt), rc); in tee_device_register()
838 teedev->name, MAJOR(teedev->dev.devt), in tee_device_register()
839 MINOR(teedev->dev.devt), rc); in tee_device_register()
/Linux-v4.19/drivers/net/wireless/ath/ath6kl/
Dcore.h934 void ath6kl_ready_event(void *devt, u8 *datap, u32 sw_ver, u32 abi_ver,
936 int ath6kl_control_tx(void *devt, struct sk_buff *skb,
951 void ath6kl_txpwr_rx_evt(void *devt, u8 tx_pwr);
954 void ath6kl_indicate_tx_activity(void *devt, u8 traffic_class, bool active);
955 enum htc_endpoint_id ath6kl_ac2_endpoint_id(void *devt, u8 ac);
/Linux-v4.19/drivers/usb/gadget/function/
Df_printer.c1023 dev_t devt; in printer_func_bind() local
1079 devt = MKDEV(major, dev->minor); in printer_func_bind()
1080 pdev = device_create(usb_gadget_class, NULL, devt, in printer_func_bind()
1094 ret = cdev_add(&dev->printer_cdev, devt, 1); in printer_func_bind()
1103 device_destroy(usb_gadget_class, devt); in printer_func_bind()
1466 dev_t devt; in gprinter_setup() local
1476 status = alloc_chrdev_region(&devt, 0, count, "USB printer gadget"); in gprinter_setup()
1484 major = MAJOR(devt); in gprinter_setup()
/Linux-v4.19/drivers/misc/ocxl/
Dfile.c52 idr_remove(&minors_idr, MINOR(afu->dev.devt)); in free_afu_minor()
477 rc = cdev_add(&afu->cdev, afu->dev.devt, 1); in ocxl_create_cdev()
497 afu->dev.devt = MKDEV(MAJOR(ocxl_dev), minor); in ocxl_register_afu()
/Linux-v4.19/fs/
Dchar_dev.c541 if (dev->devt) { in cdev_device_add()
544 rc = cdev_add(cdev, dev->devt, 1); in cdev_device_add()
574 if (dev->devt) in cdev_device_del()
/Linux-v4.19/drivers/staging/pi433/
Dpi433_if.c79 dev_t devt; member
1227 device->devt = MKDEV(MAJOR(pi433_dev), device->minor); in pi433_probe()
1230 device->devt, in pi433_probe()
1260 retval = cdev_add(device->cdev, device->devt, 1); in pi433_probe()
1274 device_destroy(pi433_class, device->devt); in pi433_probe()
1299 device_destroy(pi433_class, device->devt); in pi433_remove()

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