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Input: psmouse - use IS_ENABLED instead of homegrown code

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Instead of having various protocols provide <protocol>_supported()
functions, let's use IS_ENABLED() macro that works well in "if" statements.

Acked-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Dmitry Torokhov 2014-12-29 12:06:38 -08:00
parent 97ae2b5c17
commit 290b799c39
7 changed files with 3 additions and 35 deletions
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5
drivers/input/mouse/cypress_ps2.c
View File

@ -710,8 +710,3 @@ err_exit:
return -1;
}
bool cypress_supported(void)
{
return true;
}

5
drivers/input/mouse/cypress_ps2.h
View File

@ -172,7 +172,6 @@ struct cytp_data {
#ifdef CONFIG_MOUSE_PS2_CYPRESS
int cypress_detect(struct psmouse *psmouse, bool set_properties);
int cypress_init(struct psmouse *psmouse);
bool cypress_supported(void);
#else
inline int cypress_detect(struct psmouse *psmouse, bool set_properties)
{
@ -182,10 +181,6 @@ inline int cypress_init(struct psmouse *psmouse)
{
return -ENOSYS;
}
inline bool cypress_supported(void)
{
return 0;
}
#endif /* CONFIG_MOUSE_PS2_CYPRESS */
#endif /* _CYPRESS_PS2_H */

10
drivers/input/mouse/focaltech.c
View File

@ -424,11 +424,6 @@ fail:
return error;
}
bool focaltech_supported(void)
{
return true;
}
#else /* CONFIG_MOUSE_PS2_FOCALTECH */
int focaltech_init(struct psmouse *psmouse)
@ -438,9 +433,4 @@ int focaltech_init(struct psmouse *psmouse)
return 0;
}
bool focaltech_supported(void)
{
return false;
}
#endif /* CONFIG_MOUSE_PS2_FOCALTECH */

1
drivers/input/mouse/focaltech.h
View File

@ -19,6 +19,5 @@
int focaltech_detect(struct psmouse *psmouse, bool set_properties);
int focaltech_init(struct psmouse *psmouse);
bool focaltech_supported(void);
#endif

6
drivers/input/mouse/psmouse-base.c
View File

@ -727,7 +727,7 @@ static int psmouse_extensions(struct psmouse *psmouse,
if (psmouse_do_detect(focaltech_detect, psmouse, set_properties) == 0) {
if (max_proto > PSMOUSE_IMEX) {
if (!set_properties || focaltech_init(psmouse) == 0) {
if (focaltech_supported())
if (IS_ENABLED(CONFIG_MOUSE_PS2_FOCALTECH))
return PSMOUSE_FOCALTECH;
/*
* Note that we need to also restrict
@ -776,7 +776,7 @@ static int psmouse_extensions(struct psmouse *psmouse,
* Try activating protocol, but check if support is enabled first, since
* we try detecting Synaptics even when protocol is disabled.
*/
if (synaptics_supported() &&
if (IS_ENABLED(CONFIG_MOUSE_PS2_SYNAPTICS) &&
(!set_properties || synaptics_init(psmouse) == 0)) {
return PSMOUSE_SYNAPTICS;
}
@ -801,7 +801,7 @@ static int psmouse_extensions(struct psmouse *psmouse,
*/
if (max_proto > PSMOUSE_IMEX &&
cypress_detect(psmouse, set_properties) == 0) {
if (cypress_supported()) {
if (IS_ENABLED(CONFIG_MOUSE_PS2_CYPRESS)) {
if (cypress_init(psmouse) == 0)
return PSMOUSE_CYPRESS;

10
drivers/input/mouse/synaptics.c
View File

@ -1454,11 +1454,6 @@ int synaptics_init_relative(struct psmouse *psmouse)
return __synaptics_init(psmouse, false);
}
bool synaptics_supported(void)
{
return true;
}
#else /* CONFIG_MOUSE_PS2_SYNAPTICS */
void __init synaptics_module_init(void)
@ -1470,9 +1465,4 @@ int synaptics_init(struct psmouse *psmouse)
return -ENOSYS;
}
bool synaptics_supported(void)
{
return false;
}
#endif /* CONFIG_MOUSE_PS2_SYNAPTICS */

1
drivers/input/mouse/synaptics.h
View File

@ -175,6 +175,5 @@ int synaptics_detect(struct psmouse *psmouse, bool set_properties);
int synaptics_init(struct psmouse *psmouse);
int synaptics_init_relative(struct psmouse *psmouse);
void synaptics_reset(struct psmouse *psmouse);
bool synaptics_supported(void);
#endif /* _SYNAPTICS_H */