Some mouses have a switch on their wheel, allowing to switch
between ratchet or free wheel mode. Add support for it.
Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx>
---
include/linux/mod_devicetable.h | 2 +-
include/uapi/linux/input-event-codes.h | 4 +++-
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index 8a57f0b1242d..73534c591b40 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -292,7 +292,7 @@ struct pcmcia_device_id {
#define INPUT_DEVICE_ID_LED_MAX 0x0f
#define INPUT_DEVICE_ID_SND_MAX 0x07
#define INPUT_DEVICE_ID_FF_MAX 0x7f
-#define INPUT_DEVICE_ID_SW_MAX 0x0f
+#define INPUT_DEVICE_ID_SW_MAX 0x1f
#define INPUT_DEVICE_ID_MATCH_BUS 1
#define INPUT_DEVICE_ID_MATCH_VENDOR 2
diff --git a/include/uapi/linux/input-event-codes.h b/include/uapi/linux/input-event-codes.h
index 23b2d377af59..a3eafd0527f1 100644
--- a/include/uapi/linux/input-event-codes.h
+++ b/include/uapi/linux/input-event-codes.h
@@ -782,7 +782,9 @@
#define SW_LINEIN_INSERT 0x0d /* set = inserted */
#define SW_MUTE_DEVICE 0x0e /* set = device disabled */
#define SW_PEN_INSERTED 0x0f /* set = pen inserted */
-#define SW_MAX 0x0f
+#define SW_RATCHET 0x10 /* set = ratchet mode,
+ unset: free wheel */
+#define SW_MAX 0x1f
#define SW_CNT (SW_MAX+1)
/*
--
2.9.3
--
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