Input: atlas_btns - add support for loadable keymaps
Signed-off-by: Dmitry Torokhov <[email protected]>
diff --git a/drivers/input/misc/atlas_btns.c b/drivers/input/misc/atlas_btns.c
index 4e3ad65..1b87191 100644
--- a/drivers/input/misc/atlas_btns.c
+++ b/drivers/input/misc/atlas_btns.c
@@ -29,9 +29,10 @@
#include <asm/uaccess.h>
#include <acpi/acpi_drivers.h>
-#define ACPI_ATLAS_NAME "Atlas ACPI"
-#define ACPI_ATLAS_CLASS "Atlas"
+#define ACPI_ATLAS_NAME "Atlas ACPI"
+#define ACPI_ATLAS_CLASS "Atlas"
+static unsigned short atlas_keymap[16];
static struct input_dev *input_dev;
/* button handling code */
@@ -50,12 +51,15 @@
void *handler_context, void *region_context)
{
acpi_status status;
- int keycode;
if (function == ACPI_WRITE) {
- keycode = KEY_F1 + (address & 0x0F);
- input_report_key(input_dev, keycode, !(address & 0x10));
+ int code = address & 0x0f;
+ int key_down = !(address & 0x10);
+
+ input_event(input_dev, EV_MSC, MSC_SCAN, code);
+ input_report_key(input_dev, atlas_keymap[code], key_down);
input_sync(input_dev);
+
status = 0;
} else {
printk(KERN_WARNING "atlas: shrugged on unexpected function"
@@ -70,6 +74,7 @@
static int atlas_acpi_button_add(struct acpi_device *device)
{
acpi_status status;
+ int i;
int err;
input_dev = input_allocate_device();
@@ -81,17 +86,19 @@
input_dev->name = "Atlas ACPI button driver";
input_dev->phys = "ASIM0000/atlas/input0";
input_dev->id.bustype = BUS_HOST;
- input_dev->evbit[BIT_WORD(EV_KEY)] = BIT_MASK(EV_KEY);
+ input_dev->keycode = atlas_keymap;
+ input_dev->keycodesize = sizeof(unsigned short);
+ input_dev->keycodemax = ARRAY_SIZE(atlas_keymap);
- set_bit(KEY_F1, input_dev->keybit);
- set_bit(KEY_F2, input_dev->keybit);
- set_bit(KEY_F3, input_dev->keybit);
- set_bit(KEY_F4, input_dev->keybit);
- set_bit(KEY_F5, input_dev->keybit);
- set_bit(KEY_F6, input_dev->keybit);
- set_bit(KEY_F7, input_dev->keybit);
- set_bit(KEY_F8, input_dev->keybit);
- set_bit(KEY_F9, input_dev->keybit);
+ input_set_capability(input_dev, EV_MSC, MSC_SCAN);
+ __set_bit(EV_KEY, input_dev->evbit);
+ for (i = 0; i < ARRAY_SIZE(atlas_keymap); i++) {
+ if (i < 9) {
+ atlas_keymap[i] = KEY_F1 + i;
+ __set_bit(KEY_F1 + i, input_dev->keybit);
+ } else
+ atlas_keymap[i] = KEY_RESERVED;
+ }
err = input_register_device(input_dev);
if (err) {
