Input: psmouse - do not carry DMI data around
DMI tables use considerable amount of memory. Mark them as __initconst
so they will be discarded once module is loaded.
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/drivers/input/mouse/lifebook.c b/drivers/input/mouse/lifebook.c
index 54b7f64..cd81cef 100644
--- a/drivers/input/mouse/lifebook.c
+++ b/drivers/input/mouse/lifebook.c
@@ -25,11 +25,13 @@
char phys[32];
};
+static bool lifebook_present;
+
static const char *desired_serio_phys;
-static int lifebook_set_serio_phys(const struct dmi_system_id *d)
+static int lifebook_limit_serio3(const struct dmi_system_id *d)
{
- desired_serio_phys = d->driver_data;
+ desired_serio_phys = "isa0060/serio3";
return 0;
}
@@ -41,7 +43,8 @@
return 0;
}
-static const struct dmi_system_id lifebook_dmi_table[] = {
+static const struct dmi_system_id __initconst lifebook_dmi_table[] = {
+#if defined(CONFIG_DMI) && defined(CONFIG_X86)
{
.ident = "FLORA-ie 55mi",
.matches = {
@@ -83,8 +86,7 @@
.matches = {
DMI_MATCH(DMI_PRODUCT_NAME, "CF-18"),
},
- .callback = lifebook_set_serio_phys,
- .driver_data = "isa0060/serio3",
+ .callback = lifebook_limit_serio3,
},
{
.ident = "Panasonic CF-28",
@@ -116,8 +118,14 @@
},
},
{ }
+#endif
};
+void __init lifebook_module_init(void)
+{
+ lifebook_present = dmi_check_system(lifebook_dmi_table);
+}
+
static psmouse_ret_t lifebook_process_byte(struct psmouse *psmouse)
{
struct lifebook_data *priv = psmouse->private;
@@ -243,7 +251,7 @@
int lifebook_detect(struct psmouse *psmouse, bool set_properties)
{
- if (!dmi_check_system(lifebook_dmi_table))
+ if (!lifebook_present)
return -1;
if (desired_serio_phys &&