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/Documentation/tee/
Dts-tee.rst31 device is registered for each discovered TS SP. Opening the SP corresponds to
32 opening the TEE device and creating a TEE context. A TS SP hosts one or more
33 services. Opening a service corresponds to opening a session in the given
Damd-tee.rst79 talk to AMD's TEE. AMD's TEE provides a secure environment for loading, opening
/Documentation/w1/slaves/
Dw1_ds2438.rst66 Opening and reading this file initiates the CONVERT_T (temperature conversion)
75 Opening and reading this file initiates the CONVERT_V (voltage conversion)
Dw1_ds2423.rst19 Support is provided through the sysfs w1_slave file. Each opening and
/Documentation/driver-api/tty/
Dtty_internals.rst12 These functions serve for opening a TTY from the kernelspace:
/Documentation/usb/
Draw-gadget.rst46 The user can interact with Raw Gadget by opening ``/dev/raw-gadget`` and
53 1. Create a Raw Gadget instance by opening ``/dev/raw-gadget``.
Dgadget_printer.rst213 printf("Error %d opening %s\n", fd[0].fd, PRINTER_FILE);
263 printf("Error %d opening %s\n", fd[0].fd, PRINTER_FILE);
324 printf("Error %d opening %s\n", fd, PRINTER_FILE);
357 printf("Error %d opening %s\n", fd, PRINTER_FILE);
392 printf("Error %d opening %s\n", fd, PRINTER_FILE);
/Documentation/leds/
Duleds.rst34 Multiple LED class devices are created by opening additional file handles to
Dleds-class-flash.rst88 Opening the V4L2 flash sub-device makes the LED subsystem sysfs interface
/Documentation/userspace-api/media/v4l/
Dapp-pri.rst21 query the access priority associate with a file descriptor. Opening a
Dquerycap.rst34 Applications should always call this ioctl after opening the device.
Dcommon.rst10 - Opening the device
Dopen.rst7 Opening and Closing Devices
188 are comparable to an ALSA audio mixer application. Just opening a V4L2
202 Merely opening a V4L2 device does not grant exclusive access. [#f3]_
232 Unfortunately, opening a radio device often switches the state of the
Dio.rst14 :c:func:`write()` function is automatically selected after opening a
/Documentation/ABI/testing/
Dsysfs-driver-samsung-laptop47 only handle lid opening with this mode enabled.
Dsysfs-driver-intc_sar52 using POLLPRI event on file-descriptor (fd) obtained by opening
Dsysfs-platform-kim43 transport driver, which will signal the user-space for opening,
Dsysfs-tty151 Users can show or set this value regardless of opening the
Dima_policy11 by opening the file, writing the rules one at a time and
/Documentation/userspace-api/
Dtee.rst10 User space (the client) connects to the driver by opening /dev/tee[0-9]* or
/Documentation/devicetree/bindings/soc/ti/
Dkeystone-navigator-dma.txt53 - ti,enable-all: Enable all DMA channels vs clients opening specific channels
/Documentation/filesystems/
Dfuse.rst72 obtained by opening the FUSE device ('/dev/fuse').
228 1. creating a filesystem containing a device file, then opening this device
232 The solution is not to allow opening device files and ignore
/Documentation/maintainer/
Dmaintainer-entry-profile.rst57 opening. Clarify for the submitter the key dates (in terms of -rc release
/Documentation/cdrom/
Dcdrom-standard.rst69 others do not. Some drivers lock the door upon opening the device, to
390 - 0 Unlock door, manual opening is allowed
599 The need to know the purpose of opening the CD-ROM device
616 disc drive is ready for operation upon opening the device. In the old
625 fact. An integrity check on opening of the device, that verifies the
635 their *purpose* of opening the device is, is through the *flags*
645 commands. Strictly, the meaning of *O_NONBLOCK* is that opening and
655 - If the option flag *O_NONBLOCK* is set, opening will always be
/Documentation/trace/
Dtimerlat-tracer.rst200 After opening the file descriptor, the user space can read from it.
248 printf("error opening %s: %s\n", buffer, strerror(errno));

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