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| author | Andrej Shadura <andrew.shadura@collabora.co.uk> | 2019-04-01 14:42:00 +0200 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2019-04-10 13:59:39 +0200 |
| commit | 42337b9d4d958daae266dc455a54e3b9f157862a (patch) | |
| tree | 3d745883c473e971f5f42e999f3c9cb6b86d5621 /drivers/hid/Kconfig | |
| parent | 8ed86627f715eacbd6db6862f9499d6d96ea4ad6 (diff) | |
| download | linux-42337b9d4d958daae266dc455a54e3b9f157862a.tar.bz2 | |
HID: add driver for U2F Zero built-in LED and RNG
U2F Zero supports custom commands for blinking the LED and getting data
from the internal hardware RNG. Expose the blinking function as a LED
device, and the internal hardware RNG as an HWRNG so that it can be used
to feed the enthropy pool.
Signed-off-by: Andrej Shadura <andrew.shadura@collabora.co.uk>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/Kconfig')
| -rw-r--r-- | drivers/hid/Kconfig | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig index 4ca0cdfa6b33..b090d425ff22 100644 --- a/drivers/hid/Kconfig +++ b/drivers/hid/Kconfig @@ -1003,6 +1003,21 @@ config HID_UDRAW_PS3 Say Y here if you want to use the THQ uDraw gaming tablet for the PS3. +config HID_U2FZERO + tristate "U2F Zero LED and RNG support" + depends on USB_HID + depends on LEDS_CLASS + help + Support for the LED of the U2F Zero device. + + U2F Zero supports custom commands for blinking the LED + and getting data from the internal hardware RNG. + The internal hardware can be used to feed the enthropy pool. + + U2F Zero only supports blinking its LED, so this driver doesn't + allow setting the brightness to anything but 1, which will + trigger a single blink and immediately reset to back 0. + config HID_WACOM tristate "Wacom Intuos/Graphire tablet support (USB)" depends on USB_HID |