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Searched refs:minors (Results 1 – 25 of 91) sorted by relevance

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/linux/drivers/staging/greybus/
A Dvibrator.c114 static DEFINE_IDA(minors);
157 vib->minor = ida_simple_get(&minors, 0, 0, GFP_KERNEL); in gb_vibrator_probe()
177 ida_simple_remove(&minors, vib->minor); in gb_vibrator_probe()
201 ida_simple_remove(&minors, vib->minor); in gb_vibrator_disconnect()
245 ida_destroy(&minors); in gb_vibrator_exit()
A Draw.c38 static DEFINE_IDA(minors);
181 minor = ida_simple_get(&minors, 0, 0, GFP_KERNEL); in gb_raw_probe()
214 ida_simple_remove(&minors, minor); in gb_raw_probe()
235 ida_simple_remove(&minors, MINOR(raw->dev)); in gb_raw_disconnect()
375 ida_destroy(&minors); in raw_exit()
/linux/drivers/mmc/core/
A DKconfig48 int "Number of minors per block device"
53 Number of minors per block device. One is needed for every
56 Number of total MMC minors available is 256, so your number
/linux/include/linux/
A Dgenhd.h123 int minors; /* maximum number of minors, =1 for member
191 return disk->minors; in disk_max_parts()
/linux/drivers/spi/
A Dspidev.c47 static DECLARE_BITMAP(minors, N_SPI_MINORS);
776 minor = find_first_zero_bit(minors, N_SPI_MINORS); in spidev_probe()
790 set_bit(minor, minors); in spidev_probe()
818 clear_bit(MINOR(spidev->devt), minors); in spidev_remove()
/linux/block/
A Dgenhd.c420 if (WARN_ON(!disk->minors)) in device_add_disk()
423 if (disk->minors > DISK_MAX_PARTS) { in device_add_disk()
426 disk->minors = DISK_MAX_PARTS; in device_add_disk()
429 if (WARN_ON(disk->minors)) in device_add_disk()
869 return sprintf(buf, "%d\n", disk->minors); in disk_range_show()
1270 if (partno < disk->minors) { in blk_lookup_devt()
/linux/drivers/block/
A Dxen-blkfront.c228 static unsigned long *minors; variable
451 old = minors; in xlbd_reserve_minors()
452 memcpy(bitmap, minors, in xlbd_reserve_minors()
454 minors = bitmap; in xlbd_reserve_minors()
463 if (find_next_bit(minors, end, minor) >= end) { in xlbd_reserve_minors()
464 bitmap_set(minors, minor, nr); in xlbd_reserve_minors()
479 bitmap_clear(minors, minor, nr); in xlbd_release_minors()
1147 gd->minors = nr_minors; in xlvbd_alloc_gendisk()
2482 xlbd_release_minors(info->gd->first_minor, info->gd->minors); in blkfront_remove()
2626 kfree(minors); in xlblk_exit()
A Dz2ram.c329 disk->minors = 1; in z2ram_register_disk()
A Dbrd.c405 disk->minors = max_part; in brd_alloc()
A Dps3disk.c456 gendisk->minors = PS3DISK_MINORS; in ps3disk_probe()
/linux/drivers/net/wwan/
A Dwwan_core.c24 static DEFINE_IDA(minors); /* minors for WWAN port chardevs */
276 ida_free(&minors, MINOR(port->dev.devt)); in wwan_port_destroy()
376 minor = ida_alloc_range(&minors, 0, WWAN_MAX_MINORS - 1, GFP_KERNEL); in wwan_create_port()
385 ida_free(&minors, minor); in wwan_create_port()
/linux/drivers/s390/block/
A Ddasd_genhd.c52 gdp->minors = 1 << DASD_PARTN_BITS; in dasd_gendisk_alloc()
A Dscm_blk.c484 bdev->gendisk->minors = SCM_NR_PARTS; in scm_blk_dev_setup()
/linux/drivers/usb/gadget/function/
A Df_printer.c56 static int major, minors; variable
1464 if (opts->minor >= minors) { in gprinter_alloc()
1539 minors = count; in gprinter_setup()
1547 unregister_chrdev_region(MKDEV(major, 0), minors); in gprinter_cleanup()
1548 major = minors = 0; in gprinter_cleanup()
A Df_hid.c25 static int major, minors; variable
1337 minors = count; in ghid_setup()
1345 unregister_chrdev_region(MKDEV(major, 0), minors); in ghid_cleanup()
1346 major = minors = 0; in ghid_cleanup()
/linux/Documentation/input/
A Dinput.rst105 There are two ranges of minors: 64 through 95 is the static legacy
107 evdev nodes are created with minors starting with 256.
167 And so on up to js31 in legacy range, and additional nodes with minors
/linux/Documentation/arm/sa1100/
A Dserial_uart.rst14 > serial devices", so you will have a range of minors on those majors (the
/linux/arch/m68k/emu/
A Dnfblock.c127 dev->disk->minors = 16; in nfhd_init_one()
/linux/drivers/block/rsxx/
A Ddev.c275 card->gendisk->minors = blkdev_minors; in rsxx_setup_dev()
/linux/arch/xtensa/platforms/iss/
A Dsimdisk.c273 dev->gd->minors = SIMDISK_MINORS; in simdisk_setup()
/linux/drivers/mtd/ubi/
A Dblock.c421 gd->minors = 1; in ubiblock_create()
/linux/drivers/block/aoe/
A Daoeblk.c407 gd->minors = AOE_PARTITIONS; in aoeblk_gdalloc()
/linux/drivers/mtd/
A Dmtd_blkdevs.c346 gd->minors = 1 << tr->part_bits; in add_mtd_blktrans_dev()
/linux/drivers/cdrom/
A Dgdrom.c721 gd.disk->minors = 1; in probe_gdrom_setupdisk()
/linux/block/partitions/
A Dcore.c377 if (bdev->bd_partno < disk->minors) { in add_partition()

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