| /linux-6.12.1/drivers/gpu/drm/mediatek/ |
| D | mtk_disp_drv.h | 15 int mtk_aal_clk_enable(struct device *dev);
16 void mtk_aal_clk_disable(struct device *dev);
17 void mtk_aal_config(struct device *dev, unsigned int w,
20 unsigned int mtk_aal_gamma_get_lut_size(struct device *dev);
21 void mtk_aal_gamma_set(struct device *dev, struct drm_crtc_state *state);
22 void mtk_aal_start(struct device *dev);
23 void mtk_aal_stop(struct device *dev);
25 void mtk_ccorr_ctm_set(struct device *dev, struct drm_crtc_state *state);
26 int mtk_ccorr_clk_enable(struct device *dev);
27 void mtk_ccorr_clk_disable(struct device *dev);
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| /linux-6.12.1/drivers/block/drbd/ |
| D | drbd_actlog.c | 57 * sectors-written since device creation, and other data generation tag
73 * allows to cover device sizes of up to 2**54 Byte (16 PiB) */
82 void *drbd_md_get_buffer(struct drbd_device *device, const char *intent) in drbd_md_get_buffer() argument
86 wait_event(device->misc_wait, in drbd_md_get_buffer()
87 (r = atomic_cmpxchg(&device->md_io.in_use, 0, 1)) == 0 || in drbd_md_get_buffer()
88 device->state.disk <= D_FAILED); in drbd_md_get_buffer()
93 device->md_io.current_use = intent; in drbd_md_get_buffer()
94 device->md_io.start_jif = jiffies; in drbd_md_get_buffer()
95 device->md_io.submit_jif = device->md_io.start_jif - 1; in drbd_md_get_buffer()
96 return page_address(device->md_io.page); in drbd_md_get_buffer()
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| D | drbd_worker.c | 52 struct drbd_device *device; in drbd_md_endio() local
54 device = bio->bi_private; in drbd_md_endio()
55 device->md_io.error = blk_status_to_errno(bio->bi_status); in drbd_md_endio()
58 if (device->ldev) in drbd_md_endio()
59 put_ldev(device); in drbd_md_endio()
63 * to timeout on the lower level device, and eventually detach from it. in drbd_md_endio()
71 * ASSERT(atomic_read(&device->md_io_in_use) == 1) there. in drbd_md_endio()
73 drbd_md_put_buffer(device); in drbd_md_endio()
74 device->md_io.done = 1; in drbd_md_endio()
75 wake_up(&device->misc_wait); in drbd_md_endio()
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| /linux-6.12.1/include/linux/ |
| D | device.h | 3 * device.h - generic, centralized driver model
30 #include <linux/device/bus.h>
31 #include <linux/device/class.h>
32 #include <linux/device/driver.h>
34 #include <asm/device.h>
36 struct device;
51 * struct subsys_interface - interfaces to device functions
52 * @name: name of the device function
55 * @add_dev: device hookup to device function handler
56 * @remove_dev: device hookup to device function handler
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| D | pm_runtime.h | 3 * pm_runtime.h - Device run-time power management helper functions.
11 #include <linux/device.h>
67 extern int pm_generic_runtime_suspend(struct device *dev);
68 extern int pm_generic_runtime_resume(struct device *dev);
69 extern int pm_runtime_force_suspend(struct device *dev);
70 extern int pm_runtime_force_resume(struct device *dev);
72 extern int __pm_runtime_idle(struct device *dev, int rpmflags);
73 extern int __pm_runtime_suspend(struct device *dev, int rpmflags);
74 extern int __pm_runtime_resume(struct device *dev, int rpmflags);
75 extern int pm_runtime_get_if_active(struct device *dev);
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| D | pm_opp.h | 22 struct device;
35 * @u_amp: Maximum current drawn by the device in microamperes
36 * @u_watt: Power used by the device in microwatts
49 typedef int (*config_regulators_t)(struct device *dev,
53 typedef int (*config_clks_t)(struct device *dev, struct opp_table *opp_table,
57 * struct dev_pm_opp_config - Device OPP configuration values
71 * This structure contains platform specific OPP configurations for the device.
83 struct device ***virt_devs;
84 struct device **required_devs;
106 struct opp_table *dev_pm_opp_get_opp_table(struct device *dev);
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| D | vdpa.h | 6 #include <linux/device.h>
49 * @last_avail_counter: last driver ring wrap counter observed by device
50 * @last_avail_idx: device available index
51 * @last_used_counter: device ring wrap counter
71 * struct vdpa_device - representation of a vDPA device
72 * @dev: underlying device
73 * @dma_dev: the actual device that is performing DMA
77 * @config: the configuration ops for this device.
79 * @index: device index
83 * @use_va: indicate whether virtual address must be used by this device
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| /linux-6.12.1/include/linux/device/ |
| D | bus.h | 25 * struct bus_type - The bus type of the device
31 * @drv_groups: Default attributes of the device drivers on the bus.
32 * @match: Called, perhaps multiple times, whenever a new device or driver
34 * given device can be handled by the given driver and zero
36 * the driver supports the device is not possible. In case of
37 * -EPROBE_DEFER it will queue the device for deferred probing.
38 * @uevent: Called when a device is added, removed, or a few other things
40 * @probe: Called when a new device or driver add to this bus, and callback
41 * the specific driver's probe to initial the matched device.
42 * @sync_state: Called to sync device state to software state after all the
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| /linux-6.12.1/drivers/s390/char/ |
| D | tape_core.c | 3 * basic function of the tape device driver
94 tape_medium_state_show(struct device *dev, struct device_attribute *attr, char *buf) in tape_medium_state_show()
106 tape_first_minor_show(struct device *dev, struct device_attribute *attr, char *buf) in tape_first_minor_show()
118 tape_state_show(struct device *dev, struct device_attribute *attr, char *buf) in tape_state_show()
131 tape_operation_show(struct device *dev, struct device_attribute *attr, char *buf) in tape_operation_show()
158 tape_blocksize_show(struct device *dev, struct device_attribute *attr, char *buf) in tape_blocksize_show()
187 tape_state_set(struct tape_device *device, enum tape_state newstate) in tape_state_set() argument
191 if (device->tape_state == TS_NOT_OPER) { in tape_state_set()
195 DBF_EVENT(4, "ts. dev: %x\n", device->first_minor); in tape_state_set()
197 if (device->tape_state < TS_SIZE && device->tape_state >=0 ) in tape_state_set()
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| D | tape_char.c | 3 * character device frontend for tape device driver
63 tapechar_setup_device(struct tape_device * device) in tapechar_setup_device() argument
67 sprintf(device_name, "ntibm%i", device->first_minor / 2); in tapechar_setup_device()
68 device->nt = register_tape_dev( in tapechar_setup_device()
69 &device->cdev->dev, in tapechar_setup_device()
70 MKDEV(tapechar_major, device->first_minor), in tapechar_setup_device()
76 device->rt = register_tape_dev( in tapechar_setup_device()
77 &device->cdev->dev, in tapechar_setup_device()
78 MKDEV(tapechar_major, device->first_minor + 1), in tapechar_setup_device()
88 tapechar_cleanup_device(struct tape_device *device) in tapechar_cleanup_device() argument
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| /linux-6.12.1/drivers/s390/block/ |
| D | dasd.c | 49 MODULE_DESCRIPTION("Linux on S/390 DASD device driver,"
73 * SECTION: Operations on the device structure.
81 * Allocate memory for a new device structure.
85 struct dasd_device *device; in dasd_alloc_device() local
87 device = kzalloc(sizeof(struct dasd_device), GFP_ATOMIC); in dasd_alloc_device()
88 if (!device) in dasd_alloc_device()
91 /* Get two pages for normal block device operations. */ in dasd_alloc_device()
92 device->ccw_mem = (void *) __get_free_pages(GFP_ATOMIC | GFP_DMA, 1); in dasd_alloc_device()
93 if (!device->ccw_mem) { in dasd_alloc_device()
94 kfree(device); in dasd_alloc_device()
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| D | dasd_devmap.c | 10 * Device mapping and dasd= parameter parsing functions. All devmap
34 * between device number and device index. To find a dasd_devmap_t
35 * that corresponds to a device number of a device index each
37 * the device number and one to search by the device index. As
38 * soon as big minor numbers are available the device index list
39 * can be removed since the device number will then be identical
40 * to the device index.
47 struct dasd_device *device; member
128 * Read a device busid/devno from a string.
138 pr_err("The IPL device is not a CCW device\n"); in dasd_busid()
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| D | dasd_alias.c | 18 * - A device is connected to an lcu as long as the device exists.
20 * device is checked by the eckd discipline and
22 * before the device is deleted.
24 * functions mark the point when a device is 'ready for service'.
28 * - dasd_alias_get_start_dev will find an alias device that can be used
29 * instead of the base device and does some (very simple) load balancing.
174 * so this function must be called first for a new device.
179 int dasd_alias_make_device_known_to_lcu(struct dasd_device *device) in dasd_alias_make_device_known_to_lcu() argument
181 struct dasd_eckd_private *private = device->private; in dasd_alias_make_device_known_to_lcu()
187 device->discipline->get_uid(device, &uid); in dasd_alias_make_device_known_to_lcu()
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| /linux-6.12.1/drivers/base/power/ |
| D | power.h | 4 static inline void device_pm_init_common(struct device *dev) in device_pm_init_common()
15 static inline void pm_runtime_early_init(struct device *dev) in pm_runtime_early_init()
21 extern void pm_runtime_init(struct device *dev);
22 extern void pm_runtime_reinit(struct device *dev);
23 extern void pm_runtime_remove(struct device *dev);
24 extern u64 pm_runtime_active_time(struct device *dev);
35 struct device *dev;
43 extern void dev_pm_enable_wake_irq_check(struct device *dev,
45 extern void dev_pm_disable_wake_irq_check(struct device *dev, bool cond_disable);
46 extern void dev_pm_enable_wake_irq_complete(struct device *dev);
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| /linux-6.12.1/drivers/hid/ |
| D | hid-roccat.c | 12 * Module roccat is a char device used to report special events of roccat
15 * not stored in device. The information in these events depends on hid device
45 struct device *dev;
62 struct roccat_device *device; member
77 struct roccat_device *device = reader->device; in roccat_read() local
82 mutex_lock(&device->cbuf_lock); in roccat_read()
85 if (reader->cbuf_start == device->cbuf_end) { in roccat_read()
86 add_wait_queue(&device->wait, &wait); in roccat_read()
90 while (reader->cbuf_start == device->cbuf_end) { in roccat_read()
99 if (!device->exist) { in roccat_read()
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| /linux-6.12.1/drivers/firewire/ |
| D | core-device.c | 3 * Device probing and sysfs code.
11 #include <linux/device.h>
191 static const struct ieee1394_device_id *unit_match(struct device *dev, in unit_match()
207 static bool is_fw_unit(const struct device *dev);
209 static int fw_unit_match(struct device *dev, const struct device_driver *drv) in fw_unit_match()
215 static int fw_unit_probe(struct device *dev) in fw_unit_probe()
223 static void fw_unit_remove(struct device *dev) in fw_unit_remove()
242 static int fw_unit_uevent(const struct device *dev, struct kobj_uevent_env *env) in fw_unit_uevent()
263 int fw_device_enable_phys_dma(struct fw_device *device) in fw_device_enable_phys_dma() argument
265 int generation = device->generation; in fw_device_enable_phys_dma()
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| /linux-6.12.1/drivers/gpu/drm/nouveau/nvkm/engine/gr/ |
| D | nv40.c | 36 return nvkm_rd32(gr->engine.subdev.device, 0x1540); in nv40_gr_units()
47 int ret = nvkm_gpuobj_new(object->engine->subdev.device, 20, align, in nv40_gr_object_bind()
79 int ret = nvkm_gpuobj_new(gr->base.engine.subdev.device, gr->size, in nv40_gr_chan_bind()
84 nv40_grctx_fill(gr->base.engine.subdev.device, *pgpuobj); in nv40_gr_chan_bind()
97 struct nvkm_device *device = subdev->device; in nv40_gr_chan_fini() local
101 nvkm_mask(device, 0x400720, 0x00000001, 0x00000000); in nv40_gr_chan_fini()
103 if (nvkm_rd32(device, 0x40032c) == inst) { in nv40_gr_chan_fini()
105 nvkm_wr32(device, 0x400720, 0x00000000); in nv40_gr_chan_fini()
106 nvkm_wr32(device, 0x400784, inst); in nv40_gr_chan_fini()
107 nvkm_mask(device, 0x400310, 0x00000020, 0x00000020); in nv40_gr_chan_fini()
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| D | nv20.c | 34 struct nvkm_device *device = gr->base.engine.subdev.device; in nv20_gr_chan_fini() local
38 nvkm_mask(device, 0x400720, 0x00000001, 0x00000000); in nv20_gr_chan_fini()
39 if (nvkm_rd32(device, 0x400144) & 0x00010000) in nv20_gr_chan_fini()
40 chid = (nvkm_rd32(device, 0x400148) & 0x1f000000) >> 24; in nv20_gr_chan_fini()
42 nvkm_wr32(device, 0x400784, inst >> 4); in nv20_gr_chan_fini()
43 nvkm_wr32(device, 0x400788, 0x00000002); in nv20_gr_chan_fini()
44 nvkm_msec(device, 2000, in nv20_gr_chan_fini()
45 if (!nvkm_rd32(device, 0x400700)) in nv20_gr_chan_fini()
48 nvkm_wr32(device, 0x400144, 0x10000000); in nv20_gr_chan_fini()
49 nvkm_mask(device, 0x400148, 0xff000000, 0x1f000000); in nv20_gr_chan_fini()
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| /linux-6.12.1/drivers/vfio/ |
| D | vfio_main.c | 15 #include <linux/device.h>
61 …U mode. This mode provides no device isolation, no DMA translation, no host kernel protection, ca…
66 int vfio_assign_device_set(struct vfio_device *device, void *set_id) in vfio_assign_device_set() argument
109 device->dev_set = dev_set; in vfio_assign_device_set()
110 list_add_tail(&device->dev_set_list, &dev_set->device_list); in vfio_assign_device_set()
116 static void vfio_release_device_set(struct vfio_device *device) in vfio_release_device_set() argument
118 struct vfio_device_set *dev_set = device->dev_set; in vfio_release_device_set()
124 list_del(&device->dev_set_list); in vfio_release_device_set()
152 struct device *dev) in vfio_find_device_in_devset()
166 * Device objects - create, release, get, put, search
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| D | device_cdev.c | 12 void vfio_init_device_cdev(struct vfio_device *device) in vfio_init_device_cdev() argument
14 device->device.devt = MKDEV(MAJOR(device_devt), device->index); in vfio_init_device_cdev()
15 cdev_init(&device->cdev, &vfio_device_fops); in vfio_init_device_cdev()
16 device->cdev.owner = THIS_MODULE; in vfio_init_device_cdev()
20 * device access via the fd opened by this function is blocked until
25 struct vfio_device *device = container_of(inode->i_cdev, in vfio_device_fops_cdev_open() local
31 if (!vfio_device_try_get_registration(device)) in vfio_device_fops_cdev_open()
34 df = vfio_allocate_device_file(device); in vfio_device_fops_cdev_open()
43 * Use the pseudo fs inode on the device to link all mmaps in vfio_device_fops_cdev_open()
45 * associated to this device using unmap_mapping_range(). in vfio_device_fops_cdev_open()
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| /linux-6.12.1/Documentation/power/ |
| D | runtime_pm.rst | 17 * The power management workqueue pm_wq in which bus types and device drivers can
24 * A number of runtime PM fields in the 'power' member of 'struct device' (which
28 * Three device runtime PM callbacks in 'struct dev_pm_ops' (defined in
34 device drivers are encouraged to use these functions.
36 The runtime PM callbacks present in 'struct dev_pm_ops', the device runtime PM
40 2. Device Runtime PM Callbacks
43 There are three device runtime PM callbacks defined in 'struct dev_pm_ops'::
47 int (*runtime_suspend)(struct device *dev);
48 int (*runtime_resume)(struct device *dev);
49 int (*runtime_idle)(struct device *dev);
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| /linux-6.12.1/Documentation/ABI/testing/ |
| D | sysfs-driver-habanalabs | 1 What: /sys/class/accel/accel<n>/device/armcp_kernel_ver
5 Description: Version of the Linux kernel running on the device's CPU.
9 What: /sys/class/accel/accel<n>/device/armcp_ver
13 Description: Version of the application running on the device's CPU
17 What: /sys/class/accel/accel<n>/device/clk_max_freq_mhz
22 The device clock might be set to lower value than the maximum.
24 frequency value of the device clock. This property is valid
27 What: /sys/class/accel/accel<n>/device/clk_cur_freq_mhz
31 Description: Displays the current frequency, in MHz, of the device clock.
34 What: /sys/class/accel/accel<n>/device/cpld_ver
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| /linux-6.12.1/drivers/gpu/host1x/ |
| D | bus.c | 34 * host1x_subdev_add() - add a new subdevice with an associated device node
35 * @device: host1x device to add the subdevice to
37 * @np: device node
39 static int host1x_subdev_add(struct host1x_device *device, in host1x_subdev_add() argument
54 mutex_lock(&device->subdevs_lock); in host1x_subdev_add()
55 list_add_tail(&subdev->list, &device->subdevs); in host1x_subdev_add()
56 mutex_unlock(&device->subdevs_lock); in host1x_subdev_add()
62 err = host1x_subdev_add(device, driver, child); in host1x_subdev_add()
86 * host1x_device_parse_dt() - scan device tree and add matching subdevices
87 * @device: host1x logical device
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| /linux-6.12.1/drivers/gpu/drm/nouveau/nvkm/engine/disp/ |
| D | gv100.c | 40 struct nvkm_device *device = ior->disp->engine.subdev.device; in gv100_sor_hda_device_entry() local
43 nvkm_mask(device, 0x616528 + hoff, 0x00000070, head << 4); in gv100_sor_hda_device_entry()
56 struct nvkm_device *device = sor->disp->engine.subdev.device; in gv100_sor_dp_watermark() local
59 nvkm_mask(device, 0x616550 + hoff, 0x0c00003f, 0x08000000 | watermark); in gv100_sor_dp_watermark()
65 struct nvkm_device *device = sor->disp->engine.subdev.device; in gv100_sor_dp_audio_sym() local
68 nvkm_mask(device, 0x616568 + hoff, 0x0000ffff, h); in gv100_sor_dp_audio_sym()
69 nvkm_mask(device, 0x61656c + hoff, 0x00ffffff, v); in gv100_sor_dp_audio_sym()
75 struct nvkm_device *device = sor->disp->engine.subdev.device; in gv100_sor_dp_audio() local
80 nvkm_mask(device, 0x616560 + hoff, mask, data); in gv100_sor_dp_audio()
81 nvkm_msec(device, 2000, in gv100_sor_dp_audio()
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| D | gf119.c | 39 struct nvkm_device *device = ior->disp->engine.subdev.device; in gf119_sor_hda_device_entry() local
42 nvkm_mask(device, 0x616548 + hoff, 0x00000070, head << 4); in gf119_sor_hda_device_entry()
48 struct nvkm_device *device = ior->disp->engine.subdev.device; in gf119_sor_hda_eld() local
53 nvkm_wr32(device, 0x10ec00 + soff, (i << 8) | data[i]); in gf119_sor_hda_eld()
55 nvkm_wr32(device, 0x10ec00 + soff, (i << 8)); in gf119_sor_hda_eld()
56 nvkm_mask(device, 0x10ec10 + soff, 0x80000002, 0x80000002); in gf119_sor_hda_eld()
62 struct nvkm_device *device = ior->disp->engine.subdev.device; in gf119_sor_hda_hpd() local
74 nvkm_mask(device, 0x10ec10 + soff, mask, data); in gf119_sor_hda_hpd()
87 struct nvkm_device *device = sor->disp->engine.subdev.device; in gf119_sor_dp_watermark() local
90 nvkm_mask(device, 0x616610 + hoff, 0x0800003f, 0x08000000 | watermark); in gf119_sor_dp_watermark()
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