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-rw-r--r--Documentation/ABI/testing/sysfs-driver-hid-picolcd17
1 files changed, 13 insertions, 4 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-hid-picolcd b/Documentation/ABI/testing/sysfs-driver-hid-picolcd
index 14f52d70621b..08579e7e1e89 100644
--- a/Documentation/ABI/testing/sysfs-driver-hid-picolcd
+++ b/Documentation/ABI/testing/sysfs-driver-hid-picolcd
@@ -8,12 +8,21 @@ Description: Make it possible to switch the PicoLCD device between LCD
8 enclosed in brackets ('[' and ']') 8 enclosed in brackets ('[' and ']')
9 9
10 Writing: causes operation mode switch. Permitted values are 10 Writing: causes operation mode switch. Permitted values are
11 the non-active mode names listed when read, optionally followed 11 the non-active mode names listed when read.
12 by a delay value expressed in ms.
13 12
14 Note: when switching mode the current PicoLCD HID device gets 13 Note: when switching mode the current PicoLCD HID device gets
15 disconnected and reconnects after above delay (default value 14 disconnected and reconnects after above delay (see attribute
16 is 5 seconds though this default should not be relied on). 15 operation_mode_delay for its value).
16
17
18What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/operation_mode_delay
19Date: April 2010
20Contact: Bruno Prémont <bonbons@linux-vserver.org>
21Description: Delay PicoLCD waits before restarting in new mode when
22 operation_mode has changed.
23
24 Reading/Writing: It is expressed in ms and permitted range is
25 0..30000ms.
17 26
18 27
19What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/fb_update_rate 28What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/fb_update_rate