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Diffstat (limited to 'Documentation/input/event-codes.rst')
-rw-r--r-- | Documentation/input/event-codes.rst | 11 |
1 files changed, 1 insertions, 10 deletions
diff --git a/Documentation/input/event-codes.rst b/Documentation/input/event-codes.rst index cef220c176a4..a8c0873beb95 100644 --- a/Documentation/input/event-codes.rst +++ b/Documentation/input/event-codes.rst | |||
@@ -190,16 +190,7 @@ A few EV_REL codes have special meanings: | |||
190 | * REL_WHEEL, REL_HWHEEL: | 190 | * REL_WHEEL, REL_HWHEEL: |
191 | 191 | ||
192 | - These codes are used for vertical and horizontal scroll wheels, | 192 | - These codes are used for vertical and horizontal scroll wheels, |
193 | respectively. The value is the number of "notches" moved on the wheel, the | 193 | respectively. |
194 | physical size of which varies by device. For high-resolution wheels (which | ||
195 | report multiple events for each notch of movement, or do not have notches) | ||
196 | this may be an approximation based on the high-resolution scroll events. | ||
197 | |||
198 | * REL_WHEEL_HI_RES: | ||
199 | |||
200 | - If a vertical scroll wheel supports high-resolution scrolling, this code | ||
201 | will be emitted in addition to REL_WHEEL. The value is the (approximate) | ||
202 | distance travelled by the user's finger, in microns. | ||
203 | 194 | ||
204 | EV_ABS | 195 | EV_ABS |
205 | ------ | 196 | ------ |