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Subject[PATCH 4.19 256/346] Input: cros_ec_keyb - send scancodes in addition to key events
Date
From: Dmitry Torokhov <dmitry.torokhov@gmail.com>

[ Upstream commit 80db2a087f425b63f0163bc95217abd01c637cb5 ]

To let userspace know what 'scancodes' should be used in EVIOCGKEYCODE
and EVIOCSKEYCODE ioctls, we should send EV_MSC/MSC_SCAN events in
addition to EV_KEY/KEY_* events. The driver already declared MSC_SCAN
capability, so it is only matter of actually sending the events.

Link: https://lore.kernel.org/r/X87aOaSptPTvZ3nZ@google.com
Acked-by: Rajat Jain <rajatja@google.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/input/keyboard/cros_ec_keyb.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/input/keyboard/cros_ec_keyb.c b/drivers/input/keyboard/cros_ec_keyb.c
index d560011815983..1edf0e8322ccc 100644
--- a/drivers/input/keyboard/cros_ec_keyb.c
+++ b/drivers/input/keyboard/cros_ec_keyb.c
@@ -183,6 +183,7 @@ static void cros_ec_keyb_process(struct cros_ec_keyb *ckdev,
"changed: [r%d c%d]: byte %02x\n",
row, col, new_state);

+ input_event(idev, EV_MSC, MSC_SCAN, pos);
input_report_key(idev, keycodes[pos],
new_state);
}
--
2.27.0


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