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-rw-r--r--drivers/platform/x86/thinkpad_acpi.c60
1 files changed, 42 insertions, 18 deletions
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index b0b66fbd796c..9ebe4f7d044e 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -3093,6 +3093,8 @@ static const struct tpacpi_quirk tpacpi_hotkey_qtable[] __initconst = {
TPACPI_Q_IBM('1', 'D', TPACPI_HK_Q_INIMASK), /* X22, X23, X24 */
};
+typedef u16 tpacpi_keymap_t[TPACPI_HOTKEY_MAP_LEN];
+
static int __init hotkey_init(struct ibm_init_struct *iibm)
{
/* Requirements for changing the default keymaps:
@@ -3124,9 +3126,17 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
* If the above is too much to ask, don't change the keymap.
* Ask the thinkpad-acpi maintainer to do it, instead.
*/
- static u16 ibm_keycode_map[TPACPI_HOTKEY_MAP_LEN] __initdata = {
+
+ enum keymap_index {
+ TPACPI_KEYMAP_IBM_GENERIC = 0,
+ TPACPI_KEYMAP_LENOVO_GENERIC,
+ };
+
+ static const tpacpi_keymap_t tpacpi_keymaps[] __initconst = {
+ /* Generic keymap for IBM ThinkPads */
+ [TPACPI_KEYMAP_IBM_GENERIC] = {
/* Scan Codes 0x00 to 0x0B: ACPI HKEY FN+F1..F12 */
- KEY_FN_F1, KEY_FN_F2, KEY_COFFEE, KEY_SLEEP,
+ KEY_FN_F1, KEY_BATTERY, KEY_COFFEE, KEY_SLEEP,
KEY_WLAN, KEY_FN_F6, KEY_SWITCHVIDEOMODE, KEY_FN_F8,
KEY_FN_F9, KEY_FN_F10, KEY_FN_F11, KEY_SUSPEND,
@@ -3157,8 +3167,10 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
/* (assignments unknown, please report if found) */
KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN,
KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN,
- };
- static u16 lenovo_keycode_map[TPACPI_HOTKEY_MAP_LEN] __initdata = {
+ },
+
+ /* Generic keymap for Lenovo ThinkPads */
+ [TPACPI_KEYMAP_LENOVO_GENERIC] = {
/* Scan Codes 0x00 to 0x0B: ACPI HKEY FN+F1..F12 */
KEY_FN_F1, KEY_COFFEE, KEY_BATTERY, KEY_SLEEP,
KEY_WLAN, KEY_FN_F6, KEY_SWITCHVIDEOMODE, KEY_FN_F8,
@@ -3200,10 +3212,25 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
/* (assignments unknown, please report if found) */
KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN,
KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN,
+ },
};
-#define TPACPI_HOTKEY_MAP_SIZE sizeof(ibm_keycode_map)
-#define TPACPI_HOTKEY_MAP_TYPESIZE sizeof(ibm_keycode_map[0])
+ static const struct tpacpi_quirk tpacpi_keymap_qtable[] __initconst = {
+ /* Generic maps (fallback) */
+ {
+ .vendor = PCI_VENDOR_ID_IBM,
+ .bios = TPACPI_MATCH_ANY, .ec = TPACPI_MATCH_ANY,
+ .quirks = TPACPI_KEYMAP_IBM_GENERIC,
+ },
+ {
+ .vendor = PCI_VENDOR_ID_LENOVO,
+ .bios = TPACPI_MATCH_ANY, .ec = TPACPI_MATCH_ANY,
+ .quirks = TPACPI_KEYMAP_LENOVO_GENERIC,
+ },
+ };
+
+#define TPACPI_HOTKEY_MAP_SIZE sizeof(tpacpi_keymap_t)
+#define TPACPI_HOTKEY_MAP_TYPESIZE sizeof(tpacpi_keymap_t[0])
int res, i;
int status;
@@ -3212,6 +3239,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
bool tabletsw_state = false;
unsigned long quirks;
+ unsigned long keymap_id;
vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
"initializing hotkey subdriver\n");
@@ -3352,7 +3380,6 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
goto err_exit;
/* Set up key map */
-
hotkey_keycode_map = kmalloc(TPACPI_HOTKEY_MAP_SIZE,
GFP_KERNEL);
if (!hotkey_keycode_map) {
@@ -3362,17 +3389,14 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
goto err_exit;
}
- if (tpacpi_is_lenovo()) {
- dbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
- "using Lenovo default hot key map\n");
- memcpy(hotkey_keycode_map, &lenovo_keycode_map,
- TPACPI_HOTKEY_MAP_SIZE);
- } else {
- dbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
- "using IBM default hot key map\n");
- memcpy(hotkey_keycode_map, &ibm_keycode_map,
- TPACPI_HOTKEY_MAP_SIZE);
- }
+ keymap_id = tpacpi_check_quirks(tpacpi_keymap_qtable,
+ ARRAY_SIZE(tpacpi_keymap_qtable));
+ BUG_ON(keymap_id >= ARRAY_SIZE(tpacpi_keymaps));
+ dbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
+ "using keymap number %lu\n", keymap_id);
+
+ memcpy(hotkey_keycode_map, &tpacpi_keymaps[keymap_id],
+ TPACPI_HOTKEY_MAP_SIZE);
input_set_capability(tpacpi_inputdev, EV_MSC, MSC_SCAN);
tpacpi_inputdev->keycodesize = TPACPI_HOTKEY_MAP_TYPESIZE;