| /kernel/linux/linux-5.10/sound/core/ |
| D | sound.c | 64 static void snd_request_other(int minor) in snd_request_other() argument
68 switch (minor) { in snd_request_other()
80 * @minor: the minor number
83 * Checks that a minor device with the specified type is registered, and returns
87 * if an associated instance with the given minor number and type is found.
93 void *snd_lookup_minor_data(unsigned int minor, int type) in snd_lookup_minor_data() argument
98 if (minor >= ARRAY_SIZE(snd_minors)) in snd_lookup_minor_data()
101 mreg = snd_minors[minor]; in snd_lookup_minor_data()
114 static struct snd_minor *autoload_device(unsigned int minor) in autoload_device() argument
118 dev = SNDRV_MINOR_DEVICE(minor); in autoload_device()
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| D | sound_oss.c | 25 void *snd_lookup_oss_minor_data(unsigned int minor, int type) in snd_lookup_oss_minor_data() argument
30 if (minor >= ARRAY_SIZE(snd_oss_minors)) in snd_lookup_oss_minor_data()
33 mreg = snd_oss_minors[minor]; in snd_lookup_oss_minor_data()
47 int minor; in snd_oss_kernel_minor() local
53 minor = SNDRV_MINOR_OSS(card->number, (dev ? SNDRV_MINOR_OSS_MIXER1 : SNDRV_MINOR_OSS_MIXER)); in snd_oss_kernel_minor()
56 minor = SNDRV_MINOR_OSS_SEQUENCER; in snd_oss_kernel_minor()
59 minor = SNDRV_MINOR_OSS_MUSIC; in snd_oss_kernel_minor()
64 minor = SNDRV_MINOR_OSS(card->number, (dev ? SNDRV_MINOR_OSS_PCM1 : SNDRV_MINOR_OSS_PCM)); in snd_oss_kernel_minor()
69 minor = SNDRV_MINOR_OSS(card->number, (dev ? SNDRV_MINOR_OSS_MIDI1 : SNDRV_MINOR_OSS_MIDI)); in snd_oss_kernel_minor()
72 minor = SNDRV_MINOR_OSS(card->number, SNDRV_MINOR_OSS_DMFM); in snd_oss_kernel_minor()
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| /kernel/linux/linux-6.6/drivers/char/ |
| D | lp.c | 209 static int lp_reset(int minor) in lp_reset() argument
212 lp_claim_parport_or_block(&lp_table[minor]); in lp_reset()
213 w_ctr(minor, LP_PSELECP); in lp_reset()
215 w_ctr(minor, LP_PSELECP | LP_PINITP); in lp_reset()
216 retval = r_str(minor); in lp_reset()
217 lp_release_parport(&lp_table[minor]); in lp_reset()
221 static void lp_error(int minor) in lp_error() argument
226 if (LP_F(minor) & LP_ABORT) in lp_error()
229 polling = lp_table[minor].dev->port->irq == PARPORT_IRQ_NONE; in lp_error()
231 lp_release_parport(&lp_table[minor]); in lp_error()
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| D | misc.c | 26 * Handling of mouse minor numbers for kerneld:
66 static int misc_minor_alloc(int minor) in misc_minor_alloc() argument
70 if (minor == MISC_DYNAMIC_MINOR) { in misc_minor_alloc()
80 /* specific minor, check if it is in dynamic or misc dynamic range */ in misc_minor_alloc()
81 if (minor < DYNAMIC_MINORS) { in misc_minor_alloc()
82 minor = DYNAMIC_MINORS - minor - 1; in misc_minor_alloc()
83 ret = ida_alloc_range(&misc_minors_ida, minor, minor, GFP_KERNEL); in misc_minor_alloc()
84 } else if (minor > MISC_DYNAMIC_MINOR) { in misc_minor_alloc()
85 ret = ida_alloc_range(&misc_minors_ida, minor, minor, GFP_KERNEL); in misc_minor_alloc()
94 static void misc_minor_free(int minor) in misc_minor_free() argument
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| /kernel/linux/linux-5.10/drivers/char/ |
| D | lp.c | 207 static int lp_reset(int minor) in lp_reset() argument
210 lp_claim_parport_or_block(&lp_table[minor]); in lp_reset()
211 w_ctr(minor, LP_PSELECP); in lp_reset()
213 w_ctr(minor, LP_PSELECP | LP_PINITP); in lp_reset()
214 retval = r_str(minor); in lp_reset()
215 lp_release_parport(&lp_table[minor]); in lp_reset()
219 static void lp_error(int minor) in lp_error() argument
224 if (LP_F(minor) & LP_ABORT) in lp_error()
227 polling = lp_table[minor].dev->port->irq == PARPORT_IRQ_NONE; in lp_error()
229 lp_release_parport(&lp_table[minor]); in lp_error()
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| /kernel/linux/linux-6.6/sound/core/ |
| D | sound.c | 70 static void snd_request_other(int minor) in snd_request_other() argument
74 switch (minor) { in snd_request_other()
86 * @minor: the minor number
89 * Checks that a minor device with the specified type is registered, and returns
93 * if an associated instance with the given minor number and type is found.
99 void *snd_lookup_minor_data(unsigned int minor, int type) in snd_lookup_minor_data() argument
104 if (minor >= ARRAY_SIZE(snd_minors)) in snd_lookup_minor_data()
107 mreg = snd_minors[minor]; in snd_lookup_minor_data()
120 static struct snd_minor *autoload_device(unsigned int minor) in autoload_device() argument
124 dev = SNDRV_MINOR_DEVICE(minor); in autoload_device()
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| D | sound_oss.c | 25 void *snd_lookup_oss_minor_data(unsigned int minor, int type) in snd_lookup_oss_minor_data() argument
30 if (minor >= ARRAY_SIZE(snd_oss_minors)) in snd_lookup_oss_minor_data()
33 mreg = snd_oss_minors[minor]; in snd_lookup_oss_minor_data()
47 int minor; in snd_oss_kernel_minor() local
53 minor = SNDRV_MINOR_OSS(card->number, (dev ? SNDRV_MINOR_OSS_MIXER1 : SNDRV_MINOR_OSS_MIXER)); in snd_oss_kernel_minor()
56 minor = SNDRV_MINOR_OSS_SEQUENCER; in snd_oss_kernel_minor()
59 minor = SNDRV_MINOR_OSS_MUSIC; in snd_oss_kernel_minor()
64 minor = SNDRV_MINOR_OSS(card->number, (dev ? SNDRV_MINOR_OSS_PCM1 : SNDRV_MINOR_OSS_PCM)); in snd_oss_kernel_minor()
69 minor = SNDRV_MINOR_OSS(card->number, (dev ? SNDRV_MINOR_OSS_MIDI1 : SNDRV_MINOR_OSS_MIDI)); in snd_oss_kernel_minor()
72 minor = SNDRV_MINOR_OSS(card->number, SNDRV_MINOR_OSS_DMFM); in snd_oss_kernel_minor()
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| /kernel/linux/linux-6.6/drivers/accel/ |
| D | drm_accel.c | 56 struct drm_minor *minor = node->minor; in accel_name_info() local
57 struct drm_device *dev = minor->dev; in accel_name_info()
81 * accel_debugfs_init() - Initialize debugfs for accel minor
82 * @minor: Pointer to the drm_minor instance.
83 * @minor_id: The minor's id
85 * This function initializes the drm minor's debugfs members and creates
86 * a root directory for the minor in debugfs. It also creates common files
89 void accel_debugfs_init(struct drm_minor *minor, int minor_id) in accel_debugfs_init() argument
91 struct drm_device *dev = minor->dev; in accel_debugfs_init()
94 INIT_LIST_HEAD(&minor->debugfs_list); in accel_debugfs_init()
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| /kernel/linux/linux-6.6/drivers/usb/core/ |
| D | file.c | 92 * usb_register_dev - register a USB device, and ask for a minor number
97 * If CONFIG_USB_DYNAMIC_MINORS is enabled, the minor number will be
99 * enabled, the minor number will be based on the next available free minor,
105 * the minor numbers given out by this function.
115 int minor; in usb_register_dev() local
122 * no holes in the minor range. in usb_register_dev()
129 if (intf->minor >= 0) in usb_register_dev()
132 dev_dbg(&intf->dev, "looking for a minor, starting at %d\n", minor_base); in usb_register_dev()
135 for (minor = minor_base; minor < MAX_USB_MINORS; ++minor) { in usb_register_dev()
136 if (usb_minors[minor]) in usb_register_dev()
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| /kernel/linux/linux-5.10/drivers/staging/vme/devices/ |
| D | vme_user.c | 115 unsigned int minor; member
119 static ssize_t resource_to_user(int minor, char __user *buf, size_t count, in resource_to_user() argument
124 if (count > image[minor].size_buf) in resource_to_user()
125 count = image[minor].size_buf; in resource_to_user()
127 copied = vme_master_read(image[minor].resource, image[minor].kern_buf, in resource_to_user()
132 if (copy_to_user(buf, image[minor].kern_buf, (unsigned long)copied)) in resource_to_user()
138 static ssize_t resource_from_user(unsigned int minor, const char __user *buf, in resource_from_user() argument
141 if (count > image[minor].size_buf) in resource_from_user()
142 count = image[minor].size_buf; in resource_from_user()
144 if (copy_from_user(image[minor].kern_buf, buf, (unsigned long)count)) in resource_from_user()
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| /kernel/linux/linux-6.6/drivers/media/platform/chips-media/ |
| D | trace.h | 19 __field(int, minor)
25 __entry->minor = ctx->fh.vdev->minor;
30 TP_printk("minor = %d, ctx = %d, cmd = %d",
31 __entry->minor, __entry->ctx, __entry->cmd)
40 __field(int, minor)
45 __entry->minor = ctx->fh.vdev->minor;
49 TP_printk("minor = %d, ctx = %d", __entry->minor, __entry->ctx)
58 __field(int, minor)
64 __entry->minor = ctx->fh.vdev->minor;
69 TP_printk("minor = %d, index = %d, ctx = %d",
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| /kernel/linux/linux-5.10/drivers/media/platform/coda/ |
| D | trace.h | 19 __field(int, minor)
25 __entry->minor = ctx->fh.vdev->minor;
30 TP_printk("minor = %d, ctx = %d, cmd = %d",
31 __entry->minor, __entry->ctx, __entry->cmd)
40 __field(int, minor)
45 __entry->minor = ctx->fh.vdev->minor;
49 TP_printk("minor = %d, ctx = %d", __entry->minor, __entry->ctx)
58 __field(int, minor)
64 __entry->minor = ctx->fh.vdev->minor;
69 TP_printk("minor = %d, index = %d, ctx = %d",
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| /kernel/linux/linux-6.6/drivers/staging/vme_user/ |
| D | vme_user.c | 115 unsigned int minor; member
119 static ssize_t resource_to_user(int minor, char __user *buf, size_t count, in resource_to_user() argument
124 if (count > image[minor].size_buf) in resource_to_user()
125 count = image[minor].size_buf; in resource_to_user()
127 copied = vme_master_read(image[minor].resource, image[minor].kern_buf, in resource_to_user()
132 if (copy_to_user(buf, image[minor].kern_buf, (unsigned long)copied)) in resource_to_user()
138 static ssize_t resource_from_user(unsigned int minor, const char __user *buf, in resource_from_user() argument
141 if (count > image[minor].size_buf) in resource_from_user()
142 count = image[minor].size_buf; in resource_from_user()
144 if (copy_from_user(image[minor].kern_buf, buf, (unsigned long)count)) in resource_from_user()
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| /kernel/linux/linux-5.10/drivers/usb/core/ |
| D | file.c | 138 * usb_register_dev - register a USB device, and ask for a minor number
143 * If CONFIG_USB_DYNAMIC_MINORS is enabled, the minor number will be
145 * enabled, the minor number will be based on the next available free minor,
151 * the minor numbers given out by this function.
161 int minor; in usb_register_dev() local
168 * no holes in the minor range. in usb_register_dev()
175 if (intf->minor >= 0) in usb_register_dev()
185 dev_dbg(&intf->dev, "looking for a minor, starting at %d\n", minor_base); in usb_register_dev()
188 for (minor = minor_base; minor < MAX_USB_MINORS; ++minor) { in usb_register_dev()
189 if (usb_minors[minor]) in usb_register_dev()
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| /kernel/linux/linux-5.10/drivers/gpu/drm/ |
| D | drm_debugfs.c | 54 struct drm_minor *minor = node->minor; in drm_name_info() local
55 struct drm_device *dev = minor->dev; in drm_name_info()
76 struct drm_device *dev = node->minor->dev; in drm_clients_info()
102 priv->minor->index, in drm_clients_info()
128 struct drm_device *dev = node->minor->dev; in drm_gem_name_info()
166 * minor
170 * @minor: device minor number
177 struct dentry *root, struct drm_minor *minor) in drm_debugfs_create_files() argument
179 struct drm_device *dev = minor->dev; in drm_debugfs_create_files()
193 tmp->minor = minor; in drm_debugfs_create_files()
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| D | drm_drv.c | 79 * device. However, this doesn't mean that the minor is active. Minors are
98 struct drm_minor *minor = data; in drm_minor_alloc_release() local
101 WARN_ON(dev != minor->dev); in drm_minor_alloc_release()
103 put_device(minor->kdev); in drm_minor_alloc_release()
106 idr_remove(&drm_minors_idr, minor->index); in drm_minor_alloc_release()
112 struct drm_minor *minor; in drm_minor_alloc() local
116 minor = drmm_kzalloc(dev, sizeof(*minor), GFP_KERNEL); in drm_minor_alloc()
117 if (!minor) in drm_minor_alloc()
120 minor->type = type; in drm_minor_alloc()
121 minor->dev = dev; in drm_minor_alloc()
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| /kernel/linux/linux-6.6/arch/sparc/kernel/ |
| D | hvapi.c | 16 * PRE_API flag set are major 1 minor 0.
21 unsigned long minor; member
81 p->major = p->minor = 0; in __put_ref()
86 * API group and desired major+minor.
93 * API group/major/minor with the hypervisor, and errors returned
97 unsigned long *minor) in sun4v_hvapi_register() argument
110 *minor = p->minor; in sun4v_hvapi_register()
117 hv_ret = sun4v_set_version(group, major, *minor, in sun4v_hvapi_register()
121 *minor = actual_minor; in sun4v_hvapi_register()
123 p->minor = actual_minor; in sun4v_hvapi_register()
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| /kernel/linux/linux-5.10/arch/sparc/kernel/ |
| D | hvapi.c | 16 * PRE_API flag set are major 1 minor 0.
21 unsigned long minor; member
81 p->major = p->minor = 0; in __put_ref()
86 * API group and desired major+minor.
93 * API group/major/minor with the hypervisor, and errors returned
97 unsigned long *minor) in sun4v_hvapi_register() argument
110 *minor = p->minor; in sun4v_hvapi_register()
117 hv_ret = sun4v_set_version(group, major, *minor, in sun4v_hvapi_register()
121 *minor = actual_minor; in sun4v_hvapi_register()
123 p->minor = actual_minor; in sun4v_hvapi_register()
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| /kernel/linux/linux-5.10/drivers/hid/ |
| D | hid-roccat.c | 40 unsigned int minor; member
150 unsigned int minor = iminor(inode); in roccat_open() local
161 device = devices[minor]; in roccat_open()
164 pr_emerg("roccat device with minor %d doesn't exist\n", minor); in roccat_open()
205 unsigned int minor = iminor(inode); in roccat_release() local
211 device = devices[minor]; in roccat_release()
214 pr_emerg("roccat device with minor %d doesn't exist\n", minor); in roccat_release()
240 * @minor: minor device number returned by roccat_connect()
247 int roccat_report_event(int minor, u8 const *data) in roccat_report_event() argument
254 device = devices[minor]; in roccat_report_event()
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| /kernel/linux/linux-6.6/drivers/hid/ |
| D | hid-roccat.c | 40 unsigned int minor; member
150 unsigned int minor = iminor(inode); in roccat_open() local
161 device = devices[minor]; in roccat_open()
164 pr_emerg("roccat device with minor %d doesn't exist\n", minor); in roccat_open()
205 unsigned int minor = iminor(inode); in roccat_release() local
211 device = devices[minor]; in roccat_release()
214 pr_emerg("roccat device with minor %d doesn't exist\n", minor); in roccat_release()
240 * @minor: minor device number returned by roccat_connect()
247 int roccat_report_event(int minor, u8 const *data) in roccat_report_event() argument
254 device = devices[minor]; in roccat_report_event()
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| /kernel/linux/linux-6.6/drivers/gpu/drm/ |
| D | drm_drv.c | 82 * device. However, this doesn't mean that the minor is active. Minors are
115 struct drm_minor *minor = data; in drm_minor_alloc_release() local
117 WARN_ON(dev != minor->dev); in drm_minor_alloc_release()
119 put_device(minor->kdev); in drm_minor_alloc_release()
121 xa_erase(drm_minor_get_xa(minor->type), minor->index); in drm_minor_alloc_release()
126 * minor allocation scheme where minors 0-63 are primary nodes, 64-127 are control nodes,
140 struct drm_minor *minor; in drm_minor_alloc() local
143 minor = drmm_kzalloc(dev, sizeof(*minor), GFP_KERNEL); in drm_minor_alloc()
144 if (!minor) in drm_minor_alloc()
147 minor->type = type; in drm_minor_alloc()
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| D | drm_debugfs.c | 106 priv->minor->index, in drm_clients_info()
224 * minor
228 * @minor: device minor number
235 struct dentry *root, struct drm_minor *minor) in drm_debugfs_create_files() argument
237 struct drm_device *dev = minor->dev; in drm_debugfs_create_files()
251 tmp->minor = minor; in drm_debugfs_create_files()
257 mutex_lock(&minor->debugfs_lock); in drm_debugfs_create_files()
258 list_add(&tmp->list, &minor->debugfs_list); in drm_debugfs_create_files()
259 mutex_unlock(&minor->debugfs_lock); in drm_debugfs_create_files()
264 int drm_debugfs_init(struct drm_minor *minor, int minor_id, in drm_debugfs_init() argument
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| /kernel/linux/linux-6.6/include/linux/ |
| D | kdev_t.h | 11 #define MINOR(dev) ((unsigned int) ((dev) & MINORMASK)) macro
15 sprintf((buffer), "%u:%u\n", MAJOR(dev), MINOR(dev))
19 sprintf(buffer, "%u:%u", MAJOR(dev), MINOR(dev)); \
26 return MAJOR(dev) < 256 && MINOR(dev) < 256; in old_valid_dev()
31 return (MAJOR(dev) << 8) | MINOR(dev); in old_encode_dev()
42 unsigned minor = MINOR(dev); in new_encode_dev() local
43 return (minor & 0xff) | (major << 8) | ((minor & ~0xff) << 12); in new_encode_dev()
49 unsigned minor = (dev & 0xff) | ((dev >> 12) & 0xfff00); in new_decode_dev() local
50 return MKDEV(major, minor); in new_decode_dev()
65 return MAJOR(dev) < (1<<14) && MINOR(dev) < (1<<18); in sysv_valid_dev()
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| /kernel/linux/linux-5.10/include/linux/ |
| D | kdev_t.h | 11 #define MINOR(dev) ((unsigned int) ((dev) & MINORMASK)) macro
15 sprintf((buffer), "%u:%u\n", MAJOR(dev), MINOR(dev))
19 sprintf(buffer, "%u:%u", MAJOR(dev), MINOR(dev)); \
26 return MAJOR(dev) < 256 && MINOR(dev) < 256; in old_valid_dev()
31 return (MAJOR(dev) << 8) | MINOR(dev); in old_encode_dev()
42 unsigned minor = MINOR(dev); in new_encode_dev() local
43 return (minor & 0xff) | (major << 8) | ((minor & ~0xff) << 12); in new_encode_dev()
49 unsigned minor = (dev & 0xff) | ((dev >> 12) & 0xfff00); in new_decode_dev() local
50 return MKDEV(major, minor); in new_decode_dev()
65 return MAJOR(dev) < (1<<14) && MINOR(dev) < (1<<18); in sysv_valid_dev()
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| D | lp.h | 22 #define LP_F(minor) lp_table[(minor)].flags /* flags for busy, etc. */ argument
23 #define LP_CHAR(minor) lp_table[(minor)].chars /* busy timeout */ argument
24 #define LP_TIME(minor) lp_table[(minor)].time /* wait time */ argument
25 #define LP_WAIT(minor) lp_table[(minor)].wait /* strobe wait */ argument
26 #define LP_IRQ(minor) lp_table[(minor)].dev->port->irq /* interrupt # */ argument
29 #define LP_STAT(minor) lp_table[(minor)].stats /* statistics area */ argument
80 * accessed with LP_C(minor)
|