本文整理汇总了C++中devfs_register函数的典型用法代码示例。如果您正苦于以下问题：C++ devfs_register函数的具体用法？C++ devfs_register怎么用？C++ devfs_register使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了devfs_register函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: scull_access_init
int scull_access_init(void)
{
/* assign quantum and quantumset */
scull_s_device.quantum = scull_quantum;
scull_s_device.qset = scull_qset;
scull_u_device.quantum = scull_quantum;
scull_u_device.qset = scull_qset;
scull_w_device.quantum = scull_quantum;
scull_w_device.qset = scull_qset;
/* Initialize spinlocks */
spin_lock_init(&scull_s_lock);
spin_lock_init(&scull_u_lock);
spin_lock_init(&scull_w_lock);
spin_lock_init(&scull_c_lock);
/* and semaphores (used by read and write) */
sema_init(&scull_s_device.sem, 1);
sema_init(&scull_u_device.sem, 1);
sema_init(&scull_w_device.sem, 1);
#ifdef CONFIG_DEVFS_FS
/* finally, create the devfs entry points */
scull_s_device.handle =
devfs_register(scull_devfs_dir, "single",
DEVFS_FL_AUTO_DEVNUM,
0, 0, S_IFCHR | S_IRUGO | S_IWUGO,
&scull_sngl_fops,
&scull_s_device);
scull_u_device.handle =
devfs_register(scull_devfs_dir, "user",
DEVFS_FL_AUTO_DEVNUM,
0, 0, S_IFCHR | S_IRUGO | S_IWUGO,
&scull_user_fops,
&scull_u_device);
scull_w_device.handle =
devfs_register(scull_devfs_dir, "wuser",
DEVFS_FL_AUTO_DEVNUM,
0, 0, S_IFCHR | S_IRUGO | S_IWUGO,
&scull_wusr_fops,
&scull_w_device);
scull_priv_handle =
devfs_register(scull_devfs_dir, "priv",
DEVFS_FL_AUTO_DEVNUM,
0, 0, S_IFCHR | S_IRUGO | S_IWUGO,
&scull_priv_fops,
&scull_priv_fops); /* any non-null value */
#endif
return 0;
}
开发者ID:dot-Sean，项目名称:linux_drivers，代码行数:51，代码来源:access.c
示例2: scull_p_init
int scull_p_init(void)
{
int i;
SET_MODULE_OWNER(&scull_pipe_fops);
scull_p_devices = kmalloc(scull_p_nr_devs * sizeof(Scull_Pipe),
GFP_KERNEL);
if (scull_p_devices == NULL)
return -ENOMEM;
memset(scull_p_devices, 0, scull_p_nr_devs * sizeof(Scull_Pipe));
for (i = 0; i < scull_p_nr_devs; i++) {
init_waitqueue_head(&(scull_p_devices[i].inq));
init_waitqueue_head(&(scull_p_devices[i].outq));
sema_init(&scull_p_devices[i].sem, 1);
#ifdef CONFIG_DEVFS_FS
sprintf(pipename, "pipe%i", i);
scull_p_devices[i].handle =
devfs_register(scull_devfs_dir, pipename,
DEVFS_FL_AUTO_DEVNUM,
0, 0, S_IFCHR | S_IRUGO | S_IWUGO,
&scull_pipe_fops,
scull_p_devices + i);
if (!scull_p_devices[i].handle) {
/* ignore errors, at worse we have less devices */
printk(KERN_WARNING
"scull: can't register pipe device nr. %i\n", i);
}
#endif
}
#ifdef SCULL_DEBUG
create_proc_read_entry("scullpipe", 0, NULL, scull_read_p_mem, NULL);
#endif
return 0;
}
开发者ID:crond，项目名称:dd，代码行数:34，代码来源:pipe.c
示例3: rdm_init
static int rdm_init(void)
{
#ifdef CONFIG_DEVFS_FS
if(devfs_register_chrdev(rdm_major, RDM_DEVNAME , &rdm_fops)) {
printk(KERN_WARNING " ps: can't create device node - ps\n");
return -EIO;
}
devfs_handle = devfs_register(NULL, RDM_DEVNAME, DEVFS_FL_DEFAULT, rdm_major, 0,
S_IFCHR | S_IRUGO | S_IWUGO, &rdm_fops, NULL);
#else
int result=0;
result = register_chrdev(rdm_major, RDM_DEVNAME, &rdm_fops);
if (result < 0) {
printk(KERN_WARNING "ps: can't get major %d\n",rdm_major);
return result;
}
if (rdm_major == 0) {
rdm_major = result; /* dynamic */
}
#endif
printk("rdm_major = %d\n", rdm_major);
return 0;
}
开发者ID:JBTech，项目名称:ralink_rt5350，代码行数:29，代码来源:rdm.c
示例4: s3c2410_adc_init
int __init s3c2410_adc_init(void)
{
int ret;
/* normal ADC */
ADCTSC = 0; //XP_PST(NOP_MODE);
ret = request_irq(IRQ_ADC_DONE, adcdone_int_handler, SA_INTERRUPT, DEVICE_NAME, NULL);
if (ret) {
return ret;
}
ret = register_chrdev(0, DEVICE_NAME, &s3c2410_fops);
if (ret < 0) {
printk(DEVICE_NAME " can't get major number\n");
return ret;
}
adcMajor=ret;
#ifdef CONFIG_DEVFS_FS
devfs_adc_dir = devfs_mk_dir(NULL, "adc", NULL);
devfs_adcraw = devfs_register(devfs_adc_dir, "0raw", DEVFS_FL_DEFAULT,
adcMajor, ADCRAW_MINOR, S_IFCHR | S_IRUSR | S_IWUSR, &s3c2410_fops, NULL);
#endif
printk (DEVICE_NAME"\tinitialized\n");
return 0;
}
开发者ID:AxelLin，项目名称:Drv，代码行数:28，代码来源:s3c2410-adc.c
示例5: info
static void *probe_rio(struct usb_device *dev, unsigned int ifnum,
const struct usb_device_id *id)
{
struct rio_usb_data *rio = &rio_instance;
info("USB Rio found at address %d", dev->devnum);
rio->present = 1;
rio->rio_dev = dev;
if (!(rio->obuf = (char *) kmalloc(OBUF_SIZE, GFP_KERNEL))) {
err("probe_rio: Not enough memory for the output buffer");
return NULL;
}
dbg("probe_rio: obuf address:%p", rio->obuf);
if (!(rio->ibuf = (char *) kmalloc(IBUF_SIZE, GFP_KERNEL))) {
err("probe_rio: Not enough memory for the input buffer");
kfree(rio->obuf);
return NULL;
}
dbg("probe_rio: ibuf address:%p", rio->ibuf);
rio->devfs = devfs_register(usb_devfs_handle, "rio500",
DEVFS_FL_DEFAULT, USB_MAJOR,
RIO_MINOR,
S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP |
S_IWGRP, &usb_rio_fops, NULL);
if (rio->devfs == NULL)
dbg("probe_rio: device node registration failed");
init_MUTEX(&(rio->lock));
return rio;
}
开发者ID:jameshilliard，项目名称:actiontec_opensrc_mi424wr-rev-e-f_fw-20-10-7-5，代码行数:35，代码来源:rio500.c
示例6: memory_devfs_register
void __init memory_devfs_register (void)
{
/* These are never unregistered */
static const struct {
unsigned short minor;
char *name;
umode_t mode;
struct file_operations *fops;
} list[] = { /* list of minor devices */
{1, "mem", S_IRUSR | S_IWUSR | S_IRGRP, &mem_fops},
{2, "kmem", S_IRUSR | S_IWUSR | S_IRGRP, &kmem_fops},
{3, "null", S_IRUGO | S_IWUGO, &null_fops},
#if defined(CONFIG_ISA) || !defined(__mc68000__)
{4, "port", S_IRUSR | S_IWUSR | S_IRGRP, &port_fops},
#endif
{5, "zero", S_IRUGO | S_IWUGO, &zero_fops},
{7, "full", S_IRUGO | S_IWUGO, &full_fops},
{8, "random", S_IRUGO | S_IWUSR, &random_fops},
{9, "urandom", S_IRUGO | S_IWUSR, &urandom_fops}
};
int i;
for (i=0; i<(sizeof(list)/sizeof(*list)); i++)
devfs_register (NULL, list[i].name, DEVFS_FL_NONE,
MEM_MAJOR, list[i].minor,
list[i].mode | S_IFCHR,
list[i].fops, NULL);
}
开发者ID:leonsh，项目名称:eldk30ppc，代码行数:28，代码来源:mem.c
示例7: lvm_fs_create_vg
void lvm_fs_create_vg(vg_t *vg_ptr) {
struct proc_dir_entry *pde;
if (!vg_ptr)
return;
vg_devfs_handle[vg_ptr->vg_number] =
devfs_mk_dir(0, vg_ptr->vg_name, NULL);
ch_devfs_handle[vg_ptr->vg_number] = devfs_register(
vg_devfs_handle[vg_ptr->vg_number] , "group",
DEVFS_FL_DEFAULT, LVM_CHAR_MAJOR, vg_ptr->vg_number,
S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP,
&lvm_chr_fops, NULL);
vg_ptr->vg_dir_pde = create_proc_entry(vg_ptr->vg_name, S_IFDIR,
lvm_proc_vg_subdir);
if((pde = create_proc_entry("group", S_IFREG, vg_ptr->vg_dir_pde))) {
pde->read_proc = _proc_read_vg;
pde->data = vg_ptr;
}
vg_ptr->lv_subdir_pde =
create_proc_entry(LVM_LV_SUBDIR, S_IFDIR, vg_ptr->vg_dir_pde);
vg_ptr->pv_subdir_pde =
create_proc_entry(LVM_PV_SUBDIR, S_IFDIR, vg_ptr->vg_dir_pde);
}
开发者ID:jameshilliard，项目名称:actiontec_opensource_mi424wr-rev-acd-56-0-10-14-4，代码行数:29，代码来源:lvm-fs.c
示例8: i2s_mod_init
int __init i2s_mod_init(void)
{
/* register device with kernel */
#ifdef CONFIG_DEVFS_FS
if(devfs_register_chrdev(i2sdrv_major, I2SDRV_DEVNAME , &i2s_fops)) {
printk(KERN_WARNING " i2s: can't create device node - %s\n", I2SDRV_DEVNAME);
return -EIO;
}
devfs_handle = devfs_register(NULL, I2SDRV_DEVNAME, DEVFS_FL_DEFAULT, i2sdrv_major, 0,
S_IFCHR | S_IRUGO | S_IWUGO, &i2s_fops, NULL);
#else
int result=0;
result = register_chrdev(i2sdrv_major, I2SDRV_DEVNAME, &i2s_fops);
if (result < 0) {
printk(KERN_WARNING "i2s: can't get major %d\n",i2sdrv_major);
return result;
}
if (i2sdrv_major == 0) {
i2sdrv_major = result; /* dynamic */
}
#endif
#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,35)
#else
i2smodule_class=class_create(THIS_MODULE, I2SDRV_DEVNAME);
if (IS_ERR(i2smodule_class))
return -EFAULT;
device_create(i2smodule_class, NULL, MKDEV(i2sdrv_major, 0), I2SDRV_DEVNAME);
#endif
return 0;
}
开发者ID:jhbsz，项目名称:wifiaudio，代码行数:33，代码来源:i2s_ctrl.c
示例9: fpga_init
int __init fpga_init(void)
{
int ret;
/* ret = request_irq(IRQ_ADC_DONE, adcdone_int_handler, SA_INTERRUPT, DEVICE_NAME, NULL);
if (ret) {
return ret;
}*/
s3c2410_fpga_base= (unsigned long) ioremap(FPGA_PHY_START, SZ_4K);
if(!s3c2410_fpga_base) {
printk("ioremap S3C2410 fpga failed\n");
return -EINVAL;
}
ret = register_chrdev(0, DEVICE_NAME, &s3c2410_fops);
if (ret < 0) {
printk(DEVICE_NAME " can't get major number\n");
return ret;
}
fpgaMajor=ret;
#ifdef CONFIG_DEVFS_FS
devfs_fpga_dir = devfs_mk_dir(NULL, "fpga", NULL);
devfs_fpgaraw = devfs_register(devfs_fpga_dir, "0raw", DEVFS_FL_DEFAULT,
fpgaMajor, FPGARAW_MINOR, S_IFCHR | S_IRUSR | S_IWUSR, &s3c2410_fops, NULL);
#endif
printk (DEVICE_NAME"\tdevice initialized\n");
return 0;
}
开发者ID:AxelLin，项目名称:Drv，代码行数:30，代码来源:s3c2410-fpga.c
示例10: init_module
int __init
init_module(void)
{
int rc;
/* Get our definition */
_gmodule = gmodule_get();
if(!_gmodule) return -ENODEV;
/* Register ourselves */
#ifdef GMODULE_CONFIG_DEVFS_FS
devfs_handle = devfs_register(NULL,
_gmodule->name,
DEVFS_FL_NONE,
_gmodule->major,
_gmodule->minor,
S_IFCHR | S_IRUGO | S_IWUGO,
&_gmodule_fops,
NULL);
if(!devfs_handle) {
printk(KERN_WARNING "%s: can't register device with devfs",
_gmodule->name);
}
rc = 0;
#else
rc = register_chrdev(_gmodule->major,
_gmodule->name,
&_gmodule_fops);
if (rc < 0) {
printk(KERN_WARNING "%s: can't get major %d",
_gmodule->name, _gmodule->major);
return rc;
}
if(_gmodule->major == 0) {
_gmodule->major = rc;
}
#endif
/* Specific module Initialization */
if(_gmodule->init) {
int rc;
if((rc = _gmodule->init()) < 0) {
#ifdef GMODULE_CONFIG_DEVFS_FS
if(devfs_handle) devfs_unregister(devfs_handle);
#else
unregister_chrdev(_gmodule->major, _gmodule->name);
#endif
return rc;
}
}
/* Add a /proc entry, if valid */
if(_gmodule->pprint) {
_gmodule_create_proc();
}
return 0; /* succeed */
}
开发者ID:Azure，项目名称:sonic-buildimage，代码行数:60，代码来源:gmodule.c
示例11: ioCluster_init
static void ioCluster_init(struct cluster_s *cluster, uint_t id)
{
struct device_s *pic;
int i;
/* First of all: Initialize TTYs */
ibmpc_tty_init(&ttys_tbl[0], __tty_addr, 1, 0); // IRQ 0 is taken by Timer 0
boot_dmsg("\nSetup Terminal \t\t\t\tOK\n");
cluster_init(cluster, id, __CPU_NR);
boot_dmsg("Setup PIC ");
pic = kbootMem_calloc(sizeof(*pic));
ibmpc_pic_init(pic, __pic_addr, 0);
ibmpc_pic_bind(pic, &ttys_tbl[0]);
devfs_register(&ttys_tbl[0]);
for(i=0; i < __CPU_NR; i++)
arch_cpu_set_irq_entry(&cluster->cpu_tbl[i], 0, &pic->action);
boot_dmsg("\t\t\t\tOK\nSetup Timer ");
rt_timer_init(TIC, 1);
ibmpc_pic_bind(pic, &rt_timer);
boot_dmsg("\t\t\t\tOK\nSetup H.D.D ");
ibmpc_ata_init(&__sys_blk, (void*)ATA0_DRIVE0, 14);
ibmpc_pic_bind(pic, &__sys_blk);
boot_dmsg("\t\t\t\tOK\nActivating IRQs");
pic->op.icu.set_mask(pic, ICU_MASK, 0, 0);
boot_dmsg("\t\t\t\tOK\n");
}
开发者ID:walafc0，项目名称:almos-mk，代码行数:33，代码来源:arch_init.c
示例12: xp_sys_hook
inline int xp_sys_hook()
{
/* Called insmod when inserting the module. */
/* register the dazuko device */
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
dev_major = register_chrdev(CONFIG_RSBAC_DAZ_DEV_MAJOR, DEVICE_NAME, &fops);
devfs_mk_cdev(MKDEV(dev_major, CONFIG_RSBAC_DAZ_DEV_MAJOR), S_IFCHR | S_IRUSR | S_IWUSR, DEVICE_NAME);
#else
#ifdef CONFIG_DEVFS_FS
dev_major = devfs_register_chrdev(CONFIG_RSBAC_DAZ_DEV_MAJOR, DEVICE_NAME, &fops);
devfs_register(NULL, DEVICE_NAME, DEVFS_FL_DEFAULT,
dev_major, 0, S_IFCHR | S_IRUSR | S_IWUSR,
&fops, NULL);
#else
dev_major = register_chrdev(CONFIG_RSBAC_DAZ_DEV_MAJOR, DEVICE_NAME, &fops);
#endif
#endif
if (dev_major < 0)
{
xp_print("dazuko: unable to register device chrdev, err=%d\n", dev_major);
return dev_major;
}
/* initialization complete */
return 0;
}
开发者ID:eqmcc，项目名称:dazuko，代码行数:29，代码来源:dazuko_rsbac.c
示例13: wps_led_init
static int __init
wps_led_init(void)
{
#ifndef CONFIG_DEVFS_FS
int ret_val;
/*
* Register the character device (atleast try)
*/
ret_val = register_chrdev(WPS_LED_MAJOR_NUM, "wps_led", &wps_led_fops);
/*
* Negative values signify an error
*/
if (ret_val < 0)
{
printf("%s failed with %d\n","Sorry, registering the character device wps_led", ret_val);
return ret_val;
}
#else /* CONFIG_DEVFS_FS */
if ((wps_led_major = devfs_register_chrdev(WPS_LED_MAJOR_NUM, "wps_led", &wps_led_fops)) < 0)
return wps_led_major;
wps_leddev_handle = devfs_register(NULL, "wps_led", DEVFS_FL_DEFAULT,
wps_led_major, 0, S_IFCHR | S_IRUGO | S_IWUGO,
&wps_led_fops, NULL);
#endif /* CONFIG_DEVFS_FS */
return 0;
}
开发者ID:jeremyd2019，项目名称:r6300v2，代码行数:27，代码来源:wps_led.c
示例14: gpio_init
static int __init
gpio_init(void)
{
if (!(gpio_sih = si_kattach(SI_OSH)))
return -ENODEV;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0)
if ((gpio_major = register_chrdev(0, "gpio", &gpio_fops)) < 0)
#else
if ((gpio_major = devfs_register_chrdev(0, "gpio", &gpio_fops)) < 0)
#endif
return gpio_major;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0)
gpiodev_class = class_create(THIS_MODULE, "gpio");
if (IS_ERR(gpiodev_class)) {
printk("Error creating gpio class\n");
return -1;
}
/* Add the device gpio0 */
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36)
device_create(gpiodev_class, NULL, MKDEV(gpio_major, 0), NULL, "gpio", 0);
#else
class_device_create(gpiodev_class, NULL, MKDEV(gpio_major, 0), NULL, "gpio");
#endif /* linux-2.6.36 */
#else
gpiodev_handle = devfs_register(NULL, "gpio", DEVFS_FL_DEFAULT,
gpio_major, 0, S_IFCHR | S_IRUGO | S_IWUGO,
&gpio_fops, NULL);
#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0) */
return 0;
}
开发者ID:Antares84，项目名称:asuswrt-merlin，代码行数:33，代码来源:linux_gpio.c
示例15: aviaEXT_init
static int __init aviaEXT_init(void)
{
if (!(devfs_h = devfs_register(NULL,"dbox/aviaEXT", DEVFS_FL_DEFAULT, 0, 0,
S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH, &aviaEXT_fops, NULL))){
printk(KERN_ERR "aviaEXT: could not register with devfs.\n");
return -EIO;
}
return 0;
}
开发者ID:UkCvs，项目名称:commando，代码行数:9，代码来源:aviaEXT.c
示例16: mtd_notify_add
static void mtd_notify_add(struct mtd_info* mtd)
{
char name[8];
if (!mtd)
return;
sprintf(name, "%d", mtd->index);
devfs_rw_handle[mtd->index] = devfs_register(devfs_dir_handle, name,
DEVFS_FL_DEFAULT, MTD_CHAR_MAJOR, mtd->index*2,
S_IFCHR | S_IRUGO | S_IWUGO,
&mtd_fops, NULL);
sprintf(name, "%dro", mtd->index);
devfs_ro_handle[mtd->index] = devfs_register(devfs_dir_handle, name,
DEVFS_FL_DEFAULT, MTD_CHAR_MAJOR, mtd->index*2+1,
S_IFCHR | S_IRUGO,
&mtd_fops, NULL);
}
开发者ID:jameshilliard，项目名称:actiontec_opensource_mi424wr-rev-acd-56-0-10-14-4，代码行数:19，代码来源:mtdchar.c
示例17: aud_init_module
/* Initialize the module - Register the character device */
int aud_init_module()
{
int ret_val;
int *ver;
struct aud_ucode_info **uc_ptr;
devfs_handle_t devfs_handle;
int i;
/* Register the character device (atleast try) */
ret_val = devfs_register_chrdev(MAJOR_NUM_ADEC, DEVICE_NAME_ADEC, &Fops);
/* Negative values signify an error */
if (ret_val < 0)
{
PDEBUG("AUD: %s failed with %d\n",
"Sorry, registering the character device ", ret_val);
return ret_val;
}
for(i=0; i < no_devnodes; i++)
{
devfs_handle = devfs_find_handle(NULL, devnodes[i].name,
0, 0, DEVFS_SPECIAL_CHR,0);
if(devfs_handle == NULL)
{
devfs_handle = devfs_register(NULL, devnodes[i].name, DEVFS_FL_DEFAULT,
MAJOR_NUM_ADEC, devnodes[i].minor,
S_IFCHR | S_IRUSR | S_IWUSR,
devnodes[i].fops, NULL);
devnodes[i].devfs_handle = devfs_handle;
}
else
{
devnodes[i].devfs_handle = NULL;
}
}
/* print version numbers for audio microcode */
for (uc_ptr = aud_ucode_info; *uc_ptr != NULL; uc_ptr++) {
if (((*uc_ptr)->ucode[248] != 0) || ((*uc_ptr)->ucode[249] != 0)) {
ver = (int *)(&(*uc_ptr)->ucode[248]);
printk(KERN_NOTICE "audio microcode %s **test version** built on %d/%d/%d\n",
(*uc_ptr)->name, (*ver%10000)/100, *ver%100, *ver/10000);
} else {
printk(KERN_NOTICE "audio microcode %s ver %d.%d\n", (*uc_ptr)->name,
(*uc_ptr)->ucode[250], (*uc_ptr)->ucode[251]);
}
}
//DEMUX_REG_AVCB(&aud_callback, 1, 1);
PDEBUG("AUD: Initialize adec_dev OK!\n");
return 0;
}
开发者ID:thefkboss，项目名称:dm500-satip，代码行数:55，代码来源:aud_inf.c
示例18: mulle_nor_init
int mulle_nor_init(void)
{
int res = mtd_init(mtd0);
if (res >= 0) {
/* Register DevFS node */
devfs_register(&mulle_nor_devfs);
}
return res;
}
开发者ID:antoinefaure，项目名称:RIOT，代码行数:11，代码来源:board.c
示例19: snd_info_create_module_entry
snd_info_entry_t *snd_info_create_device(const char *name, unsigned int number, unsigned int mode)
{
#ifdef CONFIG_DEVFS_FS
char dname[32];
#endif
unsigned short major = number >> 16;
unsigned short minor = (unsigned short) number;
snd_info_entry_t *entry;
struct proc_dir_entry *p = NULL;
if (!major)
major = snd_major;
if (!mode)
mode = S_IFCHR | S_IRUGO | S_IWUGO;
mode &= (snd_device_mode & (S_IRUGO | S_IWUGO)) | S_IFCHR | S_IFBLK;
entry = snd_info_create_module_entry(THIS_MODULE, name, NULL);
if (entry == NULL)
return NULL;
entry->content = SNDRV_INFO_CONTENT_DEVICE;
entry->mode = mode;
entry->c.device.major = major;
entry->c.device.minor = minor;
down(&info_mutex);
p = create_proc_entry(entry->name, entry->mode, snd_proc_dev);
if (p) {
#ifndef TARGET_OS2
snd_info_device_entry_prepare(p, entry);
#ifdef LINUX_2_3
p->proc_fops = &snd_fops;
#else
p->ops = &snd_info_device_inode_operations;
#endif
#endif
} else {
up(&info_mutex);
snd_info_free_entry(entry);
return NULL;
}
p->gid = snd_device_gid;
p->uid = snd_device_uid;
p->data = (void *) entry;
entry->p = p;
up(&info_mutex);
#ifdef CONFIG_DEVFS_FS
if (strncmp(name, "controlC", 8)) { /* created in sound.c */
sprintf(dname, "snd/%s", name);
devfs_register(NULL, dname, DEVFS_FL_DEFAULT,
major, minor, mode,
&snd_fops, NULL);
}
#endif
return entry;
}
开发者ID:OS2World，项目名称:DRV-UNIAUD，代码行数:53，代码来源:info.c
示例20: h3600_backpaq_fpga_init_module
int __init h3600_backpaq_fpga_init_module(void)
{
int result;
printk(KERN_ALERT __FILE__ ": registering char device");
/* Register my device driver */
result = devfs_register_chrdev(0,MODULE_NAME, &h3600_backpaq_fpga_fops);
if ( result <= 0 ) {
printk(" can't get major number\n");
return result;
}
if ( h3600_backpaq_fpga_major_num == 0 )
h3600_backpaq_fpga_major_num = result;
printk(" %d\n", h3600_backpaq_fpga_major_num);
/* Clear the default structure */
memset(&h3600_backpaq_fpga_data, 0, sizeof(struct h3600_backpaq_fpga_dev_struct));
/* Create a devfs entry */
#ifdef CONFIG_DEVFS_FS
devfs_fpga = devfs_register( NULL, FPGA_DEVICE_NAME, DEVFS_FL_DEFAULT,
h3600_backpaq_fpga_major_num, FPGA_MINOR,
S_IFCHR | S_IRUSR | S_IWUSR,
&h3600_backpaq_fpga_fops, NULL );
#endif
#ifdef CONFIG_PROC_FS
/* Set up the PROC file system entry */
proc_backpaq_fpga = create_proc_entry(FPGA_PROC_NAME, 0, NULL);
if ( !proc_backpaq_fpga ) {
/* We probably need to create the "backpaq" directory first */
proc_mkdir(FPGA_PROC_DIR,0);
proc_backpaq_fpga = create_proc_entry(FPGA_PROC_NAME, 0, NULL);
}
if ( proc_backpaq_fpga )
proc_backpaq_fpga->read_proc = proc_h3600_backpaq_read;
else {
printk(KERN_ALERT __FILE__ ": unable to create proc entry %s\n", FPGA_PROC_NAME);
devfs_unregister( devfs_fpga );
devfs_unregister_chrdev( h3600_backpaq_fpga_major_num, MODULE_NAME );
return -ENODEV;
}
#endif
#ifdef CONFIG_PM
fpga_backpaq_dev = h3600_backpaq_register_device( H3600_BACKPAQ_FPGA_DEV, 0,
h3600_backpaq_fpga_callback );
printk(KERN_ALERT __FILE__ ": registered backpaq callback=%p\n", h3600_backpaq_fpga_callback);
#endif
return 0;
}
开发者ID:ManiacTwister，项目名称:linux-hnd，代码行数:53，代码来源:h3600_backpaq_fpga.c
注：本文中的devfs_register函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
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