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Searched refs:devt (Results 1 – 25 of 131) sorted by relevance

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/linux-6.15/block/
H A Dearly-lookup.c83 *devt = dev->devt; in devt_from_partuuid()
119 *devt = dev->devt; in devt_from_partlabel()
141 devt = MKDEV(MAJOR(dev->devt), in blk_lookup_devt()
145 if (devt) in blk_lookup_devt()
150 return devt; in blk_lookup_devt()
168 if (*devt) in devt_from_devname()
184 if (*devt) in devt_from_devname()
192 if (*devt) in devt_from_devname()
205 if (maj != MAJOR(*devt) || min != MINOR(*devt)) in devt_from_devnum()
257 if (MAJOR(devt) <= 0xff && MINOR(devt) <= 0xff) { in bdevt_str()
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H A Dgenhd.c170 void (*probe)(dev_t devt);
222 void (*probe)(dev_t devt)) in __register_blkdev() argument
817 unsigned int major = MAJOR(devt); in blk_probe_dev()
823 (*n)->probe(devt); in blk_probe_dev()
832 void blk_request_module(dev_t devt) in blk_request_module() argument
836 if (blk_probe_dev(devt)) in blk_request_module()
839 error = request_module("block-major-%d-%d", MAJOR(devt), MINOR(devt)); in blk_request_module()
844 blk_probe_dev(devt); in blk_request_module()
1371 dev_t devt = 0; in part_devt() local
1376 devt = part->bd_dev; in part_devt()
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/linux-6.15/fs/fuse/
H A Dcuse.c80 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
123 if (pos->dev->devt == devt) { in cuse_open()
333 dev_t devt; in cuse_process_init_reply() local
352 devt = MKDEV(arg->dev_major, arg->dev_minor); in cuse_process_init_reply()
353 if (!MAJOR(devt)) in cuse_process_init_reply()
354 rc = alloc_chrdev_region(&devt, MINOR(devt), 1, devinfo.name); in cuse_process_init_reply()
371 dev->devt = devt; in cuse_process_init_reply()
398 rc = cdev_add(cdev, devt, 1); in cuse_process_init_reply()
406 list_add(&cc->list, cuse_conntbl_head(devt)); in cuse_process_init_reply()
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/linux-6.15/drivers/char/xilinx_hwicap/
H A Dxilinx_hwicap.c603 dev_t devt; in hwicap_setup() local
632 devt = MKDEV(XHWICAP_MAJOR, XHWICAP_MINOR + id); in hwicap_setup()
647 drvdata->devt = devt; in hwicap_setup()
657 retval = cdev_add(&drvdata->cdev, devt, 1); in hwicap_setup()
723 device_destroy(&icap_class, drvdata->devt); in hwicap_drv_remove()
750 dev_t devt; in hwicap_module_init() local
758 devt = MKDEV(XHWICAP_MAJOR, XHWICAP_MINOR); in hwicap_module_init()
759 retval = register_chrdev_region(devt, in hwicap_module_init()
772 unregister_chrdev_region(devt, HWICAP_DEVICES); in hwicap_module_init()
779 dev_t devt = MKDEV(XHWICAP_MAJOR, XHWICAP_MINOR); in hwicap_module_cleanup() local
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/linux-6.15/drivers/dax/
H A Dsuper.c412 dev_t devt = *(dev_t *) data; in dax_test() local
414 return inode->i_rdev == devt; in dax_test()
419 dev_t devt = *(dev_t *) data; in dax_set() local
421 inode->i_rdev = devt; in dax_set()
425 static struct dax_device *dax_dev_get(dev_t devt) in dax_dev_get() argument
430 inode = iget5_locked(dax_superblock, hash_32(devt + DAXFS_MAGIC, 31), in dax_dev_get()
431 dax_test, dax_set, &devt); in dax_dev_get()
452 dev_t devt; in alloc_dax() local
470 devt = MKDEV(MAJOR(dax_devt), minor); in alloc_dax()
471 dax_dev = dax_dev_get(devt); in alloc_dax()
/linux-6.15/drivers/net/ipvlan/
H A 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-6.15/drivers/net/
H A Dmacvtap.c155 dev_t devt; in macvtap_device_event() local
175 devt = MKDEV(MAJOR(macvtap_major), vlantap->tap.minor); in macvtap_device_event()
176 classdev = device_create(&macvtap_class, &dev->dev, devt, in macvtap_device_event()
192 devt = MKDEV(MAJOR(macvtap_major), vlantap->tap.minor); in macvtap_device_event()
193 device_destroy(&macvtap_class, devt); in macvtap_device_event()
/linux-6.15/drivers/pps/generators/
H A Dpps_gen.c163 dev_t devt; in pps_gen_register_cdev() local
175 devt = MKDEV(MAJOR(pps_gen_devt), pps_gen->id); in pps_gen_register_cdev()
180 err = cdev_add(&pps_gen->cdev, devt, 1); in pps_gen_register_cdev()
186 pps_gen->dev = device_create(pps_gen_class, pps_gen->info->parent, devt, in pps_gen_register_cdev()
210 device_destroy(pps_gen_class, pps_gen->dev->devt); in pps_gen_unregister_cdev()
/linux-6.15/arch/powerpc/platforms/book3s/
H A Dvas-api.c47 dev_t devt; member
610 rc = alloc_chrdev_region(&coproc_device.devt, 1, 1, name); in vas_register_coproc_api()
617 MAJOR(coproc_device.devt), MINOR(coproc_device.devt)); in vas_register_coproc_api()
632 devno = MKDEV(MAJOR(coproc_device.devt), 0); in vas_register_coproc_api()
656 unregister_chrdev_region(coproc_device.devt, 1); in vas_register_coproc_api()
665 devno = MKDEV(MAJOR(coproc_device.devt), 0); in vas_unregister_coproc_api()
669 unregister_chrdev_region(coproc_device.devt, 1); in vas_unregister_coproc_api()
/linux-6.15/drivers/infiniband/core/
H A Ducaps.c71 static int get_ucap_from_devt(dev_t devt, u64 *idx_mask) in get_ucap_from_devt() argument
74 if (ucaps_list[type] && ucaps_list[type]->dev.devt == devt) { in get_ucap_from_devt()
171 ucap->dev.devt = MKDEV(MAJOR(ucaps_base_dev), type); in ib_create_ucap()
/linux-6.15/drivers/fsi/
H A Di2cr-scom.c105 ret = fsi_get_new_minor(fsi_dev, fsi_dev_scom, &scom->dev.devt, &didx); in i2cr_scom_probe()
113 fsi_free_minor(scom->dev.devt); in i2cr_scom_probe()
123 fsi_free_minor(scom->dev.devt); in i2cr_scom_remove()
/linux-6.15/sound/usb/
H A 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-6.15/drivers/rpmsg/
H A Drpmsg_ctrl.c134 ida_free(&rpmsg_minor_ida, MINOR(dev->devt)); in rpmsg_ctrldev_release_device()
162 dev->devt = MKDEV(MAJOR(rpmsg_major), ret); in rpmsg_ctrldev_probe()
184 ida_free(&rpmsg_minor_ida, MINOR(dev->devt)); in rpmsg_ctrldev_probe()
/linux-6.15/drivers/dma/idxd/
H A Dcdev.c22 dev_t devt; member
525 return MAJOR(ictx[idxd->data->type].devt); in idxd_cdev_get_major()
557 dev->devt = MKDEV(MAJOR(cdev_ctx->devt), minor); in idxd_wq_add_cdev()
689 rc = alloc_chrdev_region(&ictx[i].devt, 0, MINORMASK, in idxd_cdev_register()
699 unregister_chrdev_region(ictx[i].devt, MINORMASK); in idxd_cdev_register()
709 unregister_chrdev_region(ictx[i].devt, MINORMASK); in idxd_cdev_remove()
/linux-6.15/block/partitions/
H A Dcore.c297 dev_t devt = MKDEV(0, 0); in add_partition() local
347 devt = MKDEV(disk->major, disk->first_minor + bdev_partno(bdev)); in add_partition()
352 devt = MKDEV(BLOCK_EXT_MAJOR, err); in add_partition()
354 pdev->devt = devt; in add_partition()
388 bdev_add(bdev, devt); in add_partition()
/linux-6.15/drivers/remoteproc/
H A Dremoteproc_cdev.c105 rproc->dev.devt = MKDEV(MAJOR(rproc_major), rproc->index); in rproc_char_device_add()
107 ret = cdev_add(&rproc->cdev, rproc->dev.devt, 1); in rproc_char_device_add()
/linux-6.15/include/linux/device/
H A 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()
H A Dbus.h198 dev_t devt) in bus_find_device_by_devt() argument
200 return bus_find_device(bus, NULL, &devt, device_match_devt); in bus_find_device_by_devt()
H A Dclass.h141 dev_t devt) in class_find_device_by_devt() argument
143 return class_find_device(class, NULL, &devt, device_match_devt); in class_find_device_by_devt()
/linux-6.15/drivers/gpio/
H A Dgpiolib-cdev.h10 int gpiolib_cdev_register(struct gpio_device *gdev, dev_t devt);
/linux-6.15/drivers/char/tpm/
H A Dtpm-chip.c362 chip->dev.devt = MKDEV(MISC_MAJOR, TPM_MINOR); in tpm_chip_alloc()
364 chip->dev.devt = MKDEV(MAJOR(tpm_devt), chip->dev_num); in tpm_chip_alloc()
433 dev_name(&chip->dev), MAJOR(chip->dev.devt), in tpm_add_char_device()
434 MINOR(chip->dev.devt), rc); in tpm_add_char_device()
/linux-6.15/drivers/spi/
H A Dspidev.c71 dev_t devt; member
595 if (iter->devt == inode->i_rdev) { in spidev_open()
813 spidev->devt = MKDEV(SPIDEV_MAJOR, minor); in spidev_probe()
814 dev = device_create(&spidev_class, &spi->dev, spidev->devt, in spidev_probe()
850 device_destroy(&spidev_class, spidev->devt); in spidev_remove()
851 clear_bit(MINOR(spidev->devt), minors); in spidev_remove()
/linux-6.15/drivers/s390/crypto/
H A Dzcrypt_api.c147 static inline struct zcdn_device *find_zcdndev_by_devt(dev_t devt) in find_zcdndev_by_devt() argument
149 struct device *dev = class_find_device_by_devt(&zcrypt_class, devt); in find_zcdndev_by_devt()
358 __func__, MAJOR(dev->devt), MINOR(dev->devt)); in zcdn_device_release()
365 dev_t devt; in zcdn_create() local
384 devt = MKDEV(MAJOR(zcrypt_devt), MINOR(zcrypt_devt) + i); in zcdn_create()
385 zcdndev = find_zcdndev_by_devt(devt); in zcdn_create()
404 zcdndev->device.devt = devt; in zcdn_create()
421 __func__, MAJOR(devt), MINOR(devt)); in zcdn_create()
458 dev_t devt; in zcdn_destroy_all() local
463 devt = MKDEV(MAJOR(zcrypt_devt), MINOR(zcrypt_devt) + i); in zcdn_destroy_all()
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/linux-6.15/drivers/video/fbdev/core/
H A Dfbsysfs.c485 dev_t devt = MKDEV(FB_MAJOR, node); in fb_device_create() local
488 fb_info->dev = device_create(fb_class, fb_info->device, devt, NULL, "fb%d", node); in fb_device_create()
503 dev_t devt = MKDEV(FB_MAJOR, fb_info->node); in fb_device_destroy() local
509 device_destroy(fb_class, devt); in fb_device_destroy()
/linux-6.15/fs/
H A Dchar_dev.c548 if (dev->devt) { in cdev_device_add()
551 rc = cdev_add(cdev, dev->devt, 1); in cdev_device_add()
557 if (rc && dev->devt) in cdev_device_add()
581 if (dev->devt) in cdev_device_del()

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