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/linux/sound/drivers/
H A Daloop.c76 * call in cable->lock
80 * call in cable->lock
92 * call in cable->lock
94 unsigned int (*pos_update)(struct loopback_cable *cable);
103 /* in-flight peer stops running outside cable->lock */
147 struct loopback_cable *cable; member
218 /* call in cable->lock */
240 /* call in cable->lock */
264 /* call in cable->lock */
267 struct loopback_cable *cable = dpcm->cable; in loopback_snd_timer_start() local
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/linux/drivers/extcon/
H A Dextcon-max77693.c81 * Use delayed workqueue to detect cable state and then
82 * notify cable state to notifiee/platform through uevent.
84 * driver should notify cable state to upper layer.
248 * max77693_muic_set_path - Set hardware line according to attached cable
250 * @value: the path according to attached cable
251 * @attached: the state of cable (true:attached, false:detached)
255 * attached cable.
297 * max77693_muic_get_cable_type - Return cable type and check cable state
299 * @group: the path according to attached cable
300 * @attached: store cable state and return
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H A Dextcon-max8997.c52 /* Define supported cable type */
126 * Use delayed workqueue to detect cable state and then
127 * notify cable state to notifiee/platform through uevent.
129 * driver should notify cable state to upper layer.
188 * max8997_muic_set_path - Set hardware line according to attached cable
190 * @value: the path according to attached cable
191 * @attached: the state of cable (true:attached, false:detached)
195 * attached cable.
236 * max8997_muic_get_cable_type - Return cable type and check cable state
238 * @group: the path according to attached cable
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H A Dextcon.c205 * @cable_index: the index of this cable in the edev
206 * @attr_g: the attribute group for the cable
270 /* Find the index of extcon cable in edev->supported_cable */ in find_cable_index_by_id()
323 struct extcon_cable *cable; in is_extcon_property_capability() local
331 cable = &edev->cables[index]; in is_extcon_property_capability()
335 ret = test_bit(prop - EXTCON_PROP_USB_MIN, cable->usb_bits); in is_extcon_property_capability()
338 ret = test_bit(prop - EXTCON_PROP_CHG_MIN, cable->chg_bits); in is_extcon_property_capability()
341 ret = test_bit(prop - EXTCON_PROP_JACK_MIN, cable->jack_bits); in is_extcon_property_capability()
344 ret = test_bit(prop - EXTCON_PROP_DISP_MIN, cable->disp_bits); in is_extcon_property_capability()
356 struct extcon_cable *cable = &edev->cables[index]; in init_property() local
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H A Dextcon-max14577.c86 * Use delayed workqueue to detect cable state and then
87 * notify cable state to notifiee/platform through uevent.
89 * driver should notify cable state to upper layer.
186 * max14577_muic_set_path - Set hardware line according to attached cable
188 * @value: the path according to attached cable
189 * @attached: the state of cable (true:attached, false:detached)
193 * attached cable.
244 * max14577_muic_get_cable_type - Return cable type and check cable state
246 * @group: the path according to attached cable
247 * @attached: store cable state and return
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H A Dextcon-lc824206xa.c115 unsigned int cable; member
204 data->cable = EXTCON_CHG_USB_SDP; in lc824206xa_charger_detect()
209 data->cable = EXTCON_CHG_USB_SDP; in lc824206xa_charger_detect()
221 data->cable = EXTCON_CHG_USB_CDP; in lc824206xa_charger_detect()
228 data->cable = EXTCON_CHG_USB_DCP; in lc824206xa_charger_detect()
236 data->cable = EXTCON_CHG_USB_DCP; in lc824206xa_charger_detect()
297 data->cable = EXTCON_CHG_USB_ACA; in lc824206xa_work()
302 data->cable = EXTCON_USB_HOST; in lc824206xa_work()
311 data->cable = EXTCON_CHG_USB_FAST; in lc824206xa_work()
319 data->cable = EXTCON_NONE; in lc824206xa_work()
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H A Dextcon-max14526.c93 int cable; member
161 extcon_set_state_sync(priv->edev, priv->cable, false); in max14526_interrupt()
165 priv->cable = EXTCON_USB; in max14526_interrupt()
169 priv->cable = EXTCON_CHG_USB_FAST; in max14526_interrupt()
174 priv->cable = EXTCON_USB_HOST; in max14526_interrupt()
179 priv->cable = EXTCON_DISP_MHL; in max14526_interrupt()
184 priv->cable = EXTCON_NONE; in max14526_interrupt()
188 extcon_set_state_sync(priv->edev, priv->cable, true); in max14526_interrupt()
H A Dextcon-sm5502.c53 * Use delayed workqueue to detect cable state and then
54 * notify cable state to notifiee/platform through uevent.
56 * driver should notify cable state to upper layer.
303 /* Change DM_CON/DP_CON/VBUSIN switch according to cable type */
358 /* Return cable type of attached or detached accessories */
364 /* Read ADC value according to external cable or button */ in sm5502_muic_get_cable_type()
372 * If ADC is SM5502_MUIC_ADC_GROUND(0x0), external cable hasn't in sm5502_muic_get_cable_type()
390 "cannot identify the cable type: adc(0x%x), dev_type1(0x%x)\n", in sm5502_muic_get_cable_type()
427 * Check whether cable type is in sm5502_muic_get_cable_type()
455 "cannot identify the cable type: adc(0x%x)\n", in sm5502_muic_get_cable_type()
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H A DKconfig10 may be used to connect an HDMI cable and a AC adaptor, and to
171 Say Y here to enable SPMI PMIC based USB cable detection
201 Say Y here to enable GPIO based USB cable detection extcon support.
208 Say Y here to enable USB Type C cable detection extcon support when
217 Say Y here to enable support for USB Type C cable detection extcon
226 Say Y here to enable extcon support for USB Type C cable detection
H A Dextcon.h11 * @supported_cable: Array of supported cable names ending with EXTCON_NONE.
12 * If supported_cable is NULL, cable name related APIs
35 * @cables: Sysfs subdirectories. Each represents one cable.
58 /* /sys/class/extcon/.../cable.n/... */
H A Dextcon-rt8973a.c62 * Use delayed workqueue to detect cable state and then
63 * notify cable state to notifiee/platform through uevent.
65 * driver should notify cable state to upper layer.
220 /* Change DM_CON/DP_CON/VBUSIN switch according to cable type */
227 * Don't need to set h/w path according to cable type in rt8973a_muic_set_path()
264 /* Read ADC value according to external cable or button */ in rt8973a_muic_get_cable_type()
272 /* Read Device 1 reigster to identify correct cable type */ in rt8973a_muic_get_cable_type()
494 /* Notify the state of connector cable or not */ in rt8973a_muic_detect_cable_wq()
497 dev_warn(info->dev, "failed to detect cable state\n"); in rt8973a_muic_detect_cable_wq()
633 * - Use delayed workqueue to detect cable state and then in rt8973a_muic_i2c_probe()
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/linux/Documentation/devicetree/bindings/power/supply/
H A Dcharger-manager.yaml125 "^cable[@-][0-9]$":
128 cm-cable-name:
129 description: name of charger cable
145 cm-cable-extcon:
149 cm-cable-min:
150 description: minimum current of cable in uA
153 cm-cable-max:
154 description: maximum current of cable in uA
158 - cm-cable-name
159 - cm-cable-extcon
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/linux/Documentation/driver-api/usb/
H A Dtypec.rst22 the roles and alternate modes of ports, partners and cable plugs when the port
39 The cable and the two plugs on it may also be optionally presented as their own
40 devices under /sys/class/typec/. The cable attached to the port "port0" port
41 will be named port0-cable and the plug on the SOP Prime end (see USB Power
43 Double Prime end "port0-plug1". The parent of a cable will always be the port,
44 and the parent of the cable plugs will always be the cable.
46 If the port, partner or cable plug supports Alternate Modes, every supported
102 After successful connection of a cable that supports USB Power Delivery
103 Structured VDM "Discover Identity", the port driver needs to register the cable
105 in the cable or not. So a cable capable of SOP Prime communication, but not SOP
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H A Dtypec_bus.rst81 Cable plug alternate modes
84 The alternate mode drivers are not bound to cable plug alternate mode devices,
86 requires, a cable that responds to SOP Prime, and optionally SOP Double Prime
87 messages, the driver for that alternate mode must request handle to the cable
118 Cable Plug operations
/linux/include/linux/power/
H A Dcharger-manager.h43 * @name: the name of the cable connector
46 * charger cable. If charger cable is attached, enable charger.
47 * But if charger cable is detached, disable charger.
49 * (External Connector) when charger cable is attached/detached.
50 * @attached: the state of charger cable.
51 * true: the charger cable is attached
52 * false: the charger cable is detached
66 /* The state of charger cable */
73 * according to a kind of charger cable when cable is attached.
91 * struct charger_cable if only charger cable included
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/linux/include/linux/usb/
H A Dpd_vdo.h95 * [3] :: (Product | Cable) VDO
96 * [4] :: Cable VDO 1
98 * [5] :: Cable VDO 2
115 * <29:27> :: product type (UFP / Cable / VPD)
120 * <15:0> :: USB-IF assigned VID for this cable vendor
133 /* SOP' Product Type (Cable Plug / VPD) */
164 * <31:0> : USB-IF assigned XID for this cable
265 * Cable VDO (for both Passive and Active Cable VDO in PD Rev2.0)
267 * <31:28> :: Cable HW version
268 * <27:24> :: Cable FW version
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/linux/Documentation/ABI/testing/
H A Dsysfs-class-extcon35 The /sys/class/extcon/.../state shows and stores the cable
65 interface associated with each cable cannot update
66 multiple cable states of an extcon device simultaneously.
68 What: /sys/class/extcon/.../cable.X/name
72 The /sys/class/extcon/.../cable.X/name shows the name of cable
75 What: /sys/class/extcon/.../cable.X/state
79 The /sys/class/extcon/.../cable.X/state shows and stores the
80 state of cable "X" (integer between 0 and 31) of an extcon
/linux/Documentation/networking/
H A Dplip.rst26 LapLink null-printer cable [can also work in turbo mode, with a PLIP
27 cable]. [The protocol used to pack IP packages, is a simple one
35 The PLIP cable is all that's needed to connect two Linux boxes, and it
72 PLIP driver is signaled whenever data is sent to it via the cable, such that
118 printer "null" cable to transfer data four bits at a time using
126 Parallel Transfer Mode 0 Cable
129 The cable for the first transfer mode is a standard
130 printer "null" cable which transfers data four bits at a time using
137 A cable that implements this protocol is available commercially as a
138 "Null Printer" or "Turbo Laplink" cable. It can be constructed with
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/linux/Documentation/ABI/obsolete/
H A Dsysfs-class-typec4 What: /sys/class/typec/<port|partner|cable>/<dev>/svid
11 What: /sys/class/typec/<port|partner|cable>/<dev>/mode<index>/
20 What: /sys/class/typec/<port|partner|cable>/<dev>/mode<index>/description
27 What: /sys/class/typec/<port|partner|cable>/<dev>/mode<index>/vdo
34 What: /sys/class/typec/<port|partner|cable>/<dev>/mode<index>/active
39 for entering/exiting the mode with partners and cable plugs, and
/linux/drivers/usb/dwc3/
H A Ddwc3-apple.c57 * Hence there's really no good way to keep dwc3 fully up and running after we disconnect a cable
59 * it was until the next cable is connected we'd need to tear it all down and bring it back up again
62 * Instead, we just shut down everything when a cable is disconnected and transition to
64 * During initial probe we don't have any information about the connected cable and can't bring up
66 * and defer the first dwc3 probe until we get the first cable connected event. Until then we stay
68 * Once a cable is connected we then keep track of the controller mode here by transitioning to
72 DWC3_APPLE_PROBE_PENDING, /* Before first cable connection, dwc3_core_probe not called */
73 DWC3_APPLE_NO_CABLE, /* No cable connected, dwc3 suspended after dwc3_core_exit */
74 DWC3_APPLE_HOST, /* Cable connected, dwc3 in host mode */
75 DWC3_APPLE_DEVICE, /* Cable connected, dwc3 in device mode */
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/linux/drivers/ata/
H A Dpata_cs5535.c58 * cs5535_cable_detect - detect cable type
61 * Perform cable detection for ATA66 capable cable. Return a libata
62 * cable type.
67 u8 cable; in cs5535_cable_detect() local
70 pci_read_config_byte(pdev, CS5535_CABLE_DETECT, &cable); in cs5535_cable_detect()
71 if (cable & 1) in cs5535_cable_detect()
/linux/drivers/scsi/isci/
H A Dprobe_roms.h273 * This field indicates length of the SAS/SATA cable between
276 * parameters of the phy in the silicon and length of the cable.
277 * Supported cable attenuation levels:
284 * ASSIGNMENT: <phy3><phy2><phy1><phy0> - Medium cable
287 * ASSIGNMENT: <phy3><phy2><phy1><phy0> - Long cable length
290 * BITS 7-4 are set when the cable length is assigned to medium
291 * BITS 3-0 are set when the cable length is assigned to long
293 * The BIT positions are clear when the cable length is
296 * Setting the bits for both long and medium cable length is
/linux/drivers/usb/typec/
H A DKconfig6 USB Type-C Specification defines a cable and connector for USB where
8 be Type-A plug on one end of the cable and Type-B plug on the other.
11 cable. The Configuration Channel may also be used to detect optional
19 5V, up to 20V, and current up to 5A over the cable. The USB Power
39 consuming power over the cable) or data role (host or device) when
/linux/Documentation/spi/
H A Dbutterfly.rst6 a parallel port adapter cable, together with an "AVR Butterfly" to run
10 develop firmware for this, and flash it using this adapter cable.
12 You can make this adapter from an old printer cable and solder things
25 The first cable connections will hook Linux up to one SPI bus, with the
45 (c) cable in the chipselect.
/linux/Documentation/core-api/
H A Ddebugging-via-ohci1394.rst85 for bus resets takes place, you have to establish any FireWire cable
110 2) Establish a working FireWire cable connection:
112 Any FireWire cable, as long at it provides electrically and mechanically
120 on both machines in the kernel log when the cable is plugged in
158 which is connected to the debugged machine over the FireWire cable).
162 With the FireWire cable connected, the OHCI-1394 driver on the debugging

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