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Input: psmouse - add psmouse_matches_pnp_id helper function 

The matches_pnp_id function from the synaptics driver is useful for other
drivers too. Make it a generic psmouse helper function.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Hans de Goede 2014-09-11 10:14:09 -07:00 committed by Dmitry Torokhov
parent 76460a7bec
commit 2c75ada625
3 changed files with 18 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/input/mouse/psmouse-base.c
View File

@ -462,6 +462,20 @@ static int psmouse_poll(struct psmouse *psmouse)
PSMOUSE_CMD_POLL | (psmouse->pktsize << 8));
}
/*
* psmouse_matches_pnp_id - check if psmouse matches one of the passed in ids.
*/
bool psmouse_matches_pnp_id(struct psmouse *psmouse, const char * const ids[])
{
int i;
if (!strncmp(psmouse->ps2dev.serio->firmware_id, "PNP:", 4))
for (i = 0; ids[i]; i++)
if (strstr(psmouse->ps2dev.serio->firmware_id, ids[i]))
return true;
return false;
}
/*
* Genius NetMouse magic init.

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

@ -108,6 +108,7 @@ void psmouse_set_resolution(struct psmouse *psmouse, unsigned int resolution);
psmouse_ret_t psmouse_process_byte(struct psmouse *psmouse);
int psmouse_activate(struct psmouse *psmouse);
int psmouse_deactivate(struct psmouse *psmouse);
bool psmouse_matches_pnp_id(struct psmouse *psmouse, const char * const ids[]);
struct psmouse_attribute {
struct device_attribute dattr;

17
drivers/input/mouse/synaptics.c
View File

@ -185,18 +185,6 @@ static const char * const topbuttonpad_pnp_ids[] = {
NULL
};
static bool matches_pnp_id(struct psmouse *psmouse, const char * const ids[])
{
int i;
if (!strncmp(psmouse->ps2dev.serio->firmware_id, "PNP:", 4))
for (i = 0; ids[i]; i++)
if (strstr(psmouse->ps2dev.serio->firmware_id, ids[i]))
return true;
return false;
}
/*****************************************************************************
* Synaptics communications functions
****************************************************************************/
@ -362,7 +350,8 @@ static int synaptics_resolution(struct psmouse *psmouse)
}
for (i = 0; min_max_pnpid_table[i].pnp_ids; i++) {
if (matches_pnp_id(psmouse, min_max_pnpid_table[i].pnp_ids)) {
if (psmouse_matches_pnp_id(psmouse,
min_max_pnpid_table[i].pnp_ids)) {
priv->x_min = min_max_pnpid_table[i].x_min;
priv->x_max = min_max_pnpid_table[i].x_max;
priv->y_min = min_max_pnpid_table[i].y_min;
@ -1456,7 +1445,7 @@ static void set_input_params(struct psmouse *psmouse,
if (SYN_CAP_CLICKPAD(priv->ext_cap_0c)) {
__set_bit(INPUT_PROP_BUTTONPAD, dev->propbit);
if (matches_pnp_id(psmouse, topbuttonpad_pnp_ids))
if (psmouse_matches_pnp_id(psmouse, topbuttonpad_pnp_ids))
__set_bit(INPUT_PROP_TOPBUTTONPAD, dev->propbit);
/* Clickpads report only left button */
__clear_bit(BTN_RIGHT, dev->keybit);