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Input: psmouse - add psmouse_matches_pnp_id helper function

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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
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14
drivers/input/mouse/psmouse-base.c
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@@ -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.