[coreboot-gerrit] Change in coreboot[master]: ec/google/chromeec: New host command EC_CMD_GET_KEYBD_TOP_ROW_LAYOUT

[Rajat Jain (Code Review)]

Rajat Jain has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/40030 )

Change subject: ec/google/chromeec: New host command EC_CMD_GET_KEYBD_TOP_ROW_LAYOUT
......................................................................

ec/google/chromeec: New host command EC_CMD_GET_KEYBD_TOP_ROW_LAYOUT

Add commmand to query the EC for the keyboard's top row layout. Also
add supporting data structures for the exchange.

Signed-off-by: Rajat Jain 
Change-Id: I26aff6dd0e701e0cecb3b66bc54c5a23688f0109
---
M src/ec/google/chromeec/ec_commands.h
1 file changed, 72 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/30/40030/1

diff --git a/src/ec/google/chromeec/ec_commands.h b/src/ec/google/chromeec/ec_commands.h
index 7b5a067..7c0d6bc 100644
--- a/src/ec/google/chromeec/ec_commands.h
+++ b/src/ec/google/chromeec/ec_commands.h
@@ -2972,6 +2972,78 @@
 } __ec_align1;

/*****************************************************************************/
+/* Get the Keyboard Top Row Layout */
+#define EC_CMD_GET_KEYBD_TOP_ROW_LAYOUT 0x002E
+
+/* Possible values for the top row keys */
+enum top_key {
+	TK_ABSENT = 0,
+	TK_F1,
+	TK_F2,
+	TK_F3,
+	TK_F4,
+	TK_F5,
+	TK_F6,
+	TK_F7,
+	TK_F8,
+	TK_F9,
+	TK_F10,
+	TK_F11,
+	TK_F12,
+	TK_F13,
+	TK_F14,
+	TK_F15,
+	TK_BACK,
+	TK_FORWARD,
+	TK_REFRESH,
+	TK_FULLSCREEN,
+	TK_OVERVIEW,
+	TK_BRIGHTNESS_DOWN,
+	TK_BRIGHTNESS_UP,
+	TK_VOL_MUTE,
+	TK_VOL_DOWN,
+	TK_VOL_UP,
+	TK_SNIP,
+	TK_PRIVACY_SCRN_TOGGLE,
+	TK_KBD_BKLIGHT_DOWN,
+	TK_KBD_BKLIGHT_UP,
+	TK_PLAY_PAUSE,
+	TK_NEXT_TRACK,
+	TK_PREV_TRACK,
+};
+
+/* Maximum number of top row keys, excluding Esc and Screenlock keys */
+#define MAX_TOP_ROW_KEYS 15
+
+struct top_row_layout {
+
+	/*
+	 *  Number of top row keys, excluding Esc and Screenlock.
+	 *  Set this to 0 to disable all Vivaldi keyboard code
+	 *  (i.e. not expose any tables to the kernel).
+	 */
+	uint8_t num_top_row_keys;
+
+	/*
+	 *  The action keys in the top row, in order from left to right.
+	 *  The values are filled from enum top_key. Esc and Screenlock
+	 *  keys are not considered part of top row keys.
+	 */
+	uint8_t action_keys[MAX_TOP_ROW_KEYS];
+
+	/*
+	 * Is the keyboard capable of sending function keys *in addition to *
+	 * action keys. This is possible for e.g. if the keyboard has a
+	 * dedicated Fn key.
+	 */
+	uint8_t can_send_function_keys;
+};
+
+struct ec_response_top_row_layout {
+	struct top_row_layout top_row;
+};
+
+/*****************************************************************************/
 /* USB charging control commands */

/* Set USB port charging mode */