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Searched refs:devt (Results 1 – 25 of 118) sorted by relevance

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/Linux-v5.15/init/
Ddo_mounts.c105 dev_t devt = 0; in devt_from_partuuid() local
136 devt = part_devt(dev_to_disk(dev), in devt_from_partuuid()
139 devt = dev->devt; in devt_from_partuuid()
143 return devt; in devt_from_partuuid()
174 dev_t devt = 0; in devt_from_partlabel() local
178 devt = dev->devt; in devt_from_partlabel()
182 return devt; in devt_from_partlabel()
187 dev_t devt = 0; in devt_from_devname() local
200 devt = blk_lookup_devt(s, 0); in devt_from_devname()
201 if (devt) in devt_from_devname()
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/Linux-v5.15/fs/fuse/
Dcuse.c78 static struct list_head *cuse_conntbl_head(dev_t devt) in cuse_conntbl_head() argument
80 return &cuse_conntbl[(MAJOR(devt) + MINOR(devt)) % CUSE_CONNTBL_LEN]; in cuse_conntbl_head()
116 dev_t devt = inode->i_cdev->dev; in cuse_open() local
122 list_for_each_entry(pos, cuse_conntbl_head(devt), list) in cuse_open()
123 if (pos->dev->devt == devt) { in cuse_open()
329 dev_t devt; in cuse_process_init_reply() local
348 devt = MKDEV(arg->dev_major, arg->dev_minor); in cuse_process_init_reply()
349 if (!MAJOR(devt)) in cuse_process_init_reply()
350 rc = alloc_chrdev_region(&devt, MINOR(devt), 1, devinfo.name); in cuse_process_init_reply()
352 rc = register_chrdev_region(devt, 1, devinfo.name); in cuse_process_init_reply()
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/Linux-v5.15/block/
Dgenhd.c184 void (*probe)(dev_t devt);
232 void (*probe)(dev_t devt)) in __register_blkdev() argument
337 static char *bdevt_str(dev_t devt, char *buf) in bdevt_str() argument
339 if (MAJOR(devt) <= 0xff && MINOR(devt) <= 0xff) { in bdevt_str()
341 snprintf(tbuf, BDEVT_SIZE, "%02x%02x", MAJOR(devt), MINOR(devt)); in bdevt_str()
344 snprintf(buf, BDEVT_SIZE, "%03x:%05x", MAJOR(devt), MINOR(devt)); in bdevt_str()
446 ddev->devt = MKDEV(disk->major, disk->first_minor); in device_add_disk()
502 bdev_add(disk->part0, ddev->devt); in device_add_disk()
653 void blk_request_module(dev_t devt) in blk_request_module() argument
655 unsigned int major = MAJOR(devt); in blk_request_module()
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/Linux-v5.15/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()
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/Linux-v5.15/arch/powerpc/platforms/book3s/
Dvas-api.c45 dev_t devt; member
432 rc = alloc_chrdev_region(&coproc_device.devt, 1, 1, name); in vas_register_coproc_api()
439 MAJOR(coproc_device.devt), MINOR(coproc_device.devt)); in vas_register_coproc_api()
454 devno = MKDEV(MAJOR(coproc_device.devt), 0); in vas_register_coproc_api()
479 unregister_chrdev_region(coproc_device.devt, 1); in vas_register_coproc_api()
488 devno = MKDEV(MAJOR(coproc_device.devt), 0); in vas_unregister_coproc_api()
492 unregister_chrdev_region(coproc_device.devt, 1); in vas_unregister_coproc_api()
/Linux-v5.15/drivers/net/
Dmacvtap.c150 dev_t devt; in macvtap_device_event() local
170 devt = MKDEV(MAJOR(macvtap_major), vlantap->tap.minor); in macvtap_device_event()
171 classdev = device_create(&macvtap_class, &dev->dev, devt, in macvtap_device_event()
187 devt = MKDEV(MAJOR(macvtap_major), vlantap->tap.minor); in macvtap_device_event()
188 device_destroy(&macvtap_class, devt); in macvtap_device_event()
/Linux-v5.15/drivers/net/ipvlan/
Dipvtap.c143 dev_t devt; in ipvtap_device_event() local
163 devt = MKDEV(MAJOR(ipvtap_major), vlantap->tap.minor); in ipvtap_device_event()
164 classdev = device_create(&ipvtap_class, &dev->dev, devt, in ipvtap_device_event()
180 devt = MKDEV(MAJOR(ipvtap_major), vlantap->tap.minor); in ipvtap_device_event()
181 device_destroy(&ipvtap_class, devt); in ipvtap_device_event()
/Linux-v5.15/drivers/dax/
Dsuper.c506 dev_t devt = *(dev_t *) data; in dax_test() local
508 return inode->i_rdev == devt; in dax_test()
513 dev_t devt = *(dev_t *) data; in dax_set() local
515 inode->i_rdev = devt; in dax_set()
519 static struct dax_device *dax_dev_get(dev_t devt) in dax_dev_get() argument
524 inode = iget5_locked(dax_superblock, hash_32(devt + DAXFS_MAGIC, 31), in dax_dev_get()
525 dax_test, dax_set, &devt); in dax_dev_get()
567 dev_t devt; in alloc_dax() local
585 devt = MKDEV(MAJOR(dax_devt), minor); in alloc_dax()
586 dax_dev = dax_dev_get(devt); in alloc_dax()
/Linux-v5.15/drivers/staging/axis-fifo/
Daxis-fifo.c144 dev_t devt; /* our char device number */ member
908 rc = alloc_chrdev_region(&fifo->devt, 0, 1, DRIVER_NAME); in axis_fifo_probe()
912 MAJOR(fifo->devt), MINOR(fifo->devt)); in axis_fifo_probe()
915 fifo->device = device_create(axis_fifo_driver_class, NULL, fifo->devt, in axis_fifo_probe()
927 rc = cdev_add(&fifo->char_device, fifo->devt, 1); in axis_fifo_probe()
942 MAJOR(fifo->devt), MINOR(fifo->devt)); in axis_fifo_probe()
949 device_destroy(axis_fifo_driver_class, fifo->devt); in axis_fifo_probe()
951 unregister_chrdev_region(fifo->devt, 1); in axis_fifo_probe()
964 device_destroy(axis_fifo_driver_class, fifo->devt); in axis_fifo_remove()
965 unregister_chrdev_region(fifo->devt, 1); in axis_fifo_remove()
/Linux-v5.15/drivers/dma/idxd/
Dcdev.c21 dev_t devt; member
242 return MAJOR(ictx[idxd->data->type].devt); in idxd_cdev_get_major()
274 dev->devt = MKDEV(MAJOR(cdev_ctx->devt), minor); in idxd_wq_add_cdev()
369 rc = alloc_chrdev_region(&ictx[i].devt, 0, MINORMASK, in idxd_cdev_register()
383 unregister_chrdev_region(ictx[i].devt, MINORMASK); in idxd_cdev_remove()
/Linux-v5.15/drivers/rpmsg/
Drpmsg_char.c337 ida_simple_remove(&rpmsg_minor_ida, MINOR(eptdev->dev.devt)); in rpmsg_eptdev_release_device()
375 dev->devt = MKDEV(MAJOR(rpmsg_major), ret); in rpmsg_eptdev_create()
383 ret = cdev_add(&eptdev->cdev, dev->devt, 1); in rpmsg_eptdev_create()
401 ida_simple_remove(&rpmsg_minor_ida, MINOR(dev->devt)); in rpmsg_eptdev_create()
463 ida_simple_remove(&rpmsg_minor_ida, MINOR(dev->devt)); in rpmsg_ctrldev_release_device()
491 dev->devt = MKDEV(MAJOR(rpmsg_major), ret); in rpmsg_chrdev_probe()
499 ret = cdev_add(&ctrldev->cdev, dev->devt, 1); in rpmsg_chrdev_probe()
519 ida_simple_remove(&rpmsg_minor_ida, MINOR(dev->devt)); in rpmsg_chrdev_probe()
/Linux-v5.15/drivers/char/tpm/
Dtpm-chip.c367 chip->dev.devt = MKDEV(MISC_MAJOR, TPM_MINOR); in tpm_chip_alloc()
369 chip->dev.devt = MKDEV(MAJOR(tpm_devt), chip->dev_num); in tpm_chip_alloc()
371 chip->devs.devt = in tpm_chip_alloc()
442 dev_name(&chip->dev), MAJOR(chip->dev.devt), in tpm_add_char_device()
443 MINOR(chip->dev.devt), rc); in tpm_add_char_device()
452 dev_name(&chip->devs), MAJOR(chip->devs.devt), in tpm_add_char_device()
453 MINOR(chip->devs.devt), rc); in tpm_add_char_device()
/Linux-v5.15/drivers/cxl/core/
Dmemdev.c171 dev->devt = MKDEV(cxl_mem_major, cxlmd->id); in cxl_memdev_alloc()
231 dev_t devt; in cxl_memdev_init() local
234 rc = alloc_chrdev_region(&devt, 0, CXL_MEM_MAX_DEVS, "cxl"); in cxl_memdev_init()
238 cxl_mem_major = MAJOR(devt); in cxl_memdev_init()
/Linux-v5.15/sound/usb/
Dmedia.c76 MAJOR(pcm_dev->devt), in snd_media_stream_init()
77 MINOR(pcm_dev->devt)); in snd_media_stream_init()
180 MAJOR(ctl_dev->devt), in snd_media_mixer_init()
181 MINOR(ctl_dev->devt)); in snd_media_mixer_init()
/Linux-v5.15/drivers/pps/
Dpps.c350 dev_t devt; in pps_register_cdev() local
369 devt = MKDEV(MAJOR(pps_devt), pps->id); in pps_register_cdev()
374 err = cdev_add(&pps->cdev, devt, 1); in pps_register_cdev()
380 pps->dev = device_create(pps_class, pps->info.dev, devt, pps, in pps_register_cdev()
410 device_destroy(pps_class, pps->dev->devt); in pps_unregister_cdev()
/Linux-v5.15/drivers/misc/cxl/
Dflash.c522 dev_t devt; in cxl_guest_add_chardev() local
525 devt = MKDEV(MAJOR(cxl_get_dev()), CXL_CARD_MINOR(adapter)); in cxl_guest_add_chardev()
527 if ((rc = cdev_add(&adapter->guest->cdev, devt, 1))) { in cxl_guest_add_chardev()
533 adapter->dev.devt = devt; in cxl_guest_add_chardev()
/Linux-v5.15/drivers/remoteproc/
Dremoteproc_cdev.c116 rproc->dev.devt = MKDEV(MAJOR(rproc_major), rproc->index); in rproc_char_device_add()
118 ret = cdev_add(&rproc->cdev, rproc->dev.devt, 1); in rproc_char_device_add()
/Linux-v5.15/block/partitions/
Dcore.c318 dev_t devt = MKDEV(0, 0); in add_partition() local
376 devt = MKDEV(disk->major, disk->first_minor + bdev->bd_partno); in add_partition()
381 devt = MKDEV(BLOCK_EXT_MAJOR, err); in add_partition()
383 pdev->devt = devt; in add_partition()
414 bdev_add(bdev, devt); in add_partition()
/Linux-v5.15/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-v5.15/include/linux/device/
Ddriver.h207 dev_t devt) in driver_find_device_by_devt() argument
209 return driver_find_device(drv, NULL, &devt, device_match_devt); in driver_find_device_by_devt()
Dbus.h210 dev_t devt) in bus_find_device_by_devt() argument
212 return bus_find_device(bus, NULL, &devt, device_match_devt); in bus_find_device_by_devt()
/Linux-v5.15/drivers/gpio/
Dgpiolib-cdev.h10 int gpiolib_cdev_register(struct gpio_device *gdev, dev_t devt);
/Linux-v5.15/drivers/spi/
Dspidev.c69 dev_t devt; member
570 if (spidev->devt == inode->i_rdev) { in spidev_open()
780 spidev->devt = MKDEV(SPIDEV_MAJOR, minor); in spidev_probe()
781 dev = device_create(spidev_class, &spi->dev, spidev->devt, in spidev_probe()
817 device_destroy(spidev_class, spidev->devt); in spidev_remove()
818 clear_bit(MINOR(spidev->devt), minors); in spidev_remove()
/Linux-v5.15/drivers/s390/crypto/
Dzcrypt_api.c155 static inline struct zcdn_device *find_zcdndev_by_devt(dev_t devt) in find_zcdndev_by_devt() argument
157 struct device *dev = class_find_device_by_devt(zcrypt_class, devt); in find_zcdndev_by_devt()
345 MAJOR(dev->devt), MINOR(dev->devt)); in zcdn_device_release()
352 dev_t devt; in zcdn_create() local
372 devt = MKDEV(MAJOR(zcrypt_devt), MINOR(zcrypt_devt) + i); in zcdn_create()
373 zcdndev = find_zcdndev_by_devt(devt); in zcdn_create()
392 zcdndev->device.devt = devt; in zcdn_create()
398 ZCRYPT_NAME "_%d", (int) MINOR(devt)); in zcdn_create()
411 MAJOR(devt), MINOR(devt)); in zcdn_create()
448 dev_t devt; in zcdn_destroy_all() local
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/Linux-v5.15/include/linux/
Dgenhd.h285 void (*probe)(dev_t devt));
321 void blk_request_module(dev_t devt);

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