[PATCH] Input: i8042 - add Ayaneo Kun to i8042 quirk table

From: tjakobi
Date: Fri May 31 2024 - 15:09:27 EST


From: Tobias Jakobi <tjakobi@xxxxxxxxxxxxxxxxxxxxx>

See the added comment for details. Also fix a typo in the
quirk's define.

Signed-off-by: Tobias Jakobi <tjakobi@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/input/serio/i8042-acpipnpio.h | 17 +++++++++++++++--
1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/drivers/input/serio/i8042-acpipnpio.h b/drivers/input/serio/i8042-acpipnpio.h
index dfc6c581873b..0a7388985622 100644
--- a/drivers/input/serio/i8042-acpipnpio.h
+++ b/drivers/input/serio/i8042-acpipnpio.h
@@ -76,7 +76,7 @@ static inline void i8042_write_command(int val)
#define SERIO_QUIRK_PROBE_DEFER BIT(5)
#define SERIO_QUIRK_RESET_ALWAYS BIT(6)
#define SERIO_QUIRK_RESET_NEVER BIT(7)
-#define SERIO_QUIRK_DIECT BIT(8)
+#define SERIO_QUIRK_DIRECT BIT(8)
#define SERIO_QUIRK_DUMBKBD BIT(9)
#define SERIO_QUIRK_NOLOOP BIT(10)
#define SERIO_QUIRK_NOTIMEOUT BIT(11)
@@ -1332,6 +1332,19 @@ static const struct dmi_system_id i8042_dmi_quirk_table[] __initconst = {
.driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
},
+ {
+ /*
+ * The Ayaneo Kun is a handheld device where some the buttons are handled by an
+ * AT keyboard. The keyboard is usually detected as raw, but sometimes, usually
+ * after a cold boot, it is detected as translated.
+ * Make sure that the keyboard is always in raw mode.
+ */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AYANEO"),
+ DMI_MATCH(DMI_BOARD_NAME, "KUN"),
+ },
+ .driver_data = (void *)(SERIO_QUIRK_DIRECT)
+ },
{ }
};

@@ -1655,7 +1668,7 @@ static void __init i8042_check_quirks(void)
if (quirks & SERIO_QUIRK_RESET_NEVER)
i8042_reset = I8042_RESET_NEVER;
}
- if (quirks & SERIO_QUIRK_DIECT)
+ if (quirks & SERIO_QUIRK_DIRECT)
i8042_direct = true;
if (quirks & SERIO_QUIRK_DUMBKBD)
i8042_dumbkbd = true;
--
2.44.1