mfd: cros_ec: Add API for keyboard testing

Add command to allow keyboard testing in factory.

Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Acked-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Acked-by: Benson Leung <bleung@chromium.org>
Reviewed-by: Fabien Lahoudere <fabien.lahoudere@collabora.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

diff --git a/include/linux/mfd/cros_ec_commands.h b/include/linux/mfd/cros_ec_commands.h
index e05cdcb124812190b4d0771d52ff3565e557f915..cc054a0a4c4cf2e76700f5c3635510251ecea4d5 100644 (file)
--- a/include/linux/mfd/cros_ec_commands.h
+++ b/include/linux/mfd/cros_ec_commands.h
@@ -3142,6 +3142,17 @@ struct ec_params_mkbp_simulate_key {
        uint8_t pressed;
 } __ec_align1;
 
+#define EC_CMD_GET_KEYBOARD_ID 0x0063
+
+struct ec_response_keyboard_id {
+       uint32_t keyboard_id;
+} __ec_align4;
+
+enum keyboard_id {
+       KEYBOARD_ID_UNSUPPORTED = 0,
+       KEYBOARD_ID_UNREADABLE = 0xffffffff,
+};
+
 /* Configure keyboard scanning */
 #define EC_CMD_MKBP_SET_CONFIG 0x0064
 #define EC_CMD_MKBP_GET_CONFIG 0x0065
@@ -3390,6 +3401,13 @@ struct ec_response_get_next_event_v1 {
 #define EC_MKBP_TABLET_MODE    1
 #define EC_MKBP_BASE_ATTACHED  2
 
+/* Run keyboard factory test scanning */
+#define EC_CMD_KEYBOARD_FACTORY_TEST 0x0068
+
+struct ec_response_keyboard_factory_test {
+       uint16_t shorted;       /* Keyboard pins are shorted */
+} __ec_align2;
+
 /* Fingerprint events in 'fp_events' for EC_MKBP_EVENT_FINGERPRINT */
 #define EC_MKBP_FP_RAW_EVENT(fp_events) ((fp_events) & 0x00FFFFFF)
 #define EC_MKBP_FP_ERRCODE(fp_events)   ((fp_events) & 0x0000000F)