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Input: psmouse - do not carry DMI data around

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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>
This commit is contained in:
Dmitry Torokhov
2009-12-03 23:21:14 -08:00
parent f72a28aba9
commit 7705d548cb
5 changed files with 38 additions and 13 deletions
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20
drivers/input/mouse/lifebook.c
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@@ -25,11 +25,13 @@ struct lifebook_data {
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 @@ static int lifebook_set_6byte_proto(const struct dmi_system_id *d)
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 @@ static const struct dmi_system_id lifebook_dmi_table[] = {
.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 @@ static const struct dmi_system_id lifebook_dmi_table[] = {
},
},
{ }
#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 @@ static void lifebook_disconnect(struct psmouse *psmouse)
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 &&