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| author | JJ Ding <dgdunix@gmail.com> | 2012-05-11 07:32:00 +0200 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-05-11 07:33:49 +0200 |
| commit | 1a49a0a04d13049ac4f90d2e61da9b29a36962f7 (patch) | |
| tree | 94c9c46c8ccc115e7ae54abc29f2a3e9a36b5676 /drivers/input/mouse | |
| parent | MAINTAINERS: adjust input-related patterns (diff) | |
| download | linux-1a49a0a04d13049ac4f90d2e61da9b29a36962f7.tar.xz linux-1a49a0a04d13049ac4f90d2e61da9b29a36962f7.zip | |
Input: synaptics - fix compile warning
Move synaptics_invert_y() inside CONFIG_MOUSE_PS2_SYNAPTICS to get rid of
a compile warning when we don't select synaptics support.
drivers/input/mouse/synaptics.c:53:12: warning: ‘synaptics_invert_y’ defined but not used [-Wunused-function]
Signed-off-by: JJ Ding <dgdunix@gmail.com>
Reviewed-by: Daniel Kurtz <djkurtz@chromium.org>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/mouse')
| -rw-r--r-- | drivers/input/mouse/synaptics.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c index 8081a0a5d602..c778f27a59f0 100644 --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -45,16 +45,6 @@ #define YMIN_NOMINAL 1408 #define YMAX_NOMINAL 4448 -/* - * Synaptics touchpads report the y coordinate from bottom to top, which is - * opposite from what userspace expects. - * This function is used to invert y before reporting. - */ -static int synaptics_invert_y(int y) -{ - return YMAX_NOMINAL + YMIN_NOMINAL - y; -} - /***************************************************************************** * Stuff we need even when we do not want native Synaptics support @@ -112,6 +102,16 @@ void synaptics_reset(struct psmouse *psmouse) ****************************************************************************/ /* + * Synaptics touchpads report the y coordinate from bottom to top, which is + * opposite from what userspace expects. + * This function is used to invert y before reporting. + */ +static int synaptics_invert_y(int y) +{ + return YMAX_NOMINAL + YMIN_NOMINAL - y; +} + +/* * Send a command to the synpatics touchpad by special commands */ static int synaptics_send_cmd(struct psmouse *psmouse, unsigned char c, unsigned char *param) |