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| author |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-03-23 17:40:57 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-04-03 16:23:57 -0700 |
| commit | 2c6ecbba90d4e909bdc8982b4a2318e99d7fc4f2 (patch) | |
| tree | 7c6bc00a18f09644f3e6b584766b306338e8f70c /drivers/input/mouse/synaptics.h | |
| parent | Input: psmouse - use i2c_client_type to locate i2c clients (diff) | |
| download | linux-dev-2c6ecbba90d4e909bdc8982b4a2318e99d7fc4f2.tar.xz linux-dev-2c6ecbba90d4e909bdc8982b4a2318e99d7fc4f2.zip | |
Input: synaptics - add synaptics_query_int()
Factor out querying and parsing 3-byte response into an integer value.
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/mouse/synaptics.h')
| -rw-r--r-- | drivers/input/mouse/synaptics.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/input/mouse/synaptics.h b/drivers/input/mouse/synaptics.h index 31652d98b8f7..87fbe5b53803 100644 --- a/drivers/input/mouse/synaptics.h +++ b/drivers/input/mouse/synaptics.h @@ -52,7 +52,8 @@ #define SYN_CAP_PALMDETECT(c) ((c) & (1 << 0)) #define SYN_CAP_SUBMODEL_ID(c) (((c) & 0x00ff00) >> 8) #define SYN_EXT_CAP_REQUESTS(c) (((c) & 0x700000) >> 20) -#define SYN_CAP_MULTI_BUTTON_NO(ec) (((ec) & 0x00f000) >> 12) +#define SYN_CAP_MB_MASK GENMASK(15, 12) +#define SYN_CAP_MULTI_BUTTON_NO(ec) (((ec) & SYN_CAP_MB_MASK) >> 12) #define SYN_CAP_PRODUCT_ID(ec) (((ec) & 0xff0000) >> 16) #define SYN_MEXT_CAP_BIT(m) ((m) & (1 << 1)) |