linux-kernel - [PATCH] Input: st1232 - prefer asynchronous probing

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Message-Id: <20211007111217.1935858-1-john@metanate.com>
Date:   Thu,  7 Oct 2021 12:12:16 +0100
From:   John Keeping <john@...anate.com>
To:     Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:     John Keeping <john@...anate.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Michael Tretter <m.tretter@...gutronix.de>,
        Andrej Valek <andrej.valek@...mens.com>,
        linux-input@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] Input: st1232 - prefer asynchronous probing

The device may take up to 100ms to become responsive during probe, so
prefer asynchronous probing to avoid delaying the rest of the system.

Suggested-by: Dmitry Torokhov <dmitry.torokhov@...il.com>
Signed-off-by: John Keeping <john@...anate.com>
---
As suggested in [1]

[1] https://lore.kernel.org/all/YV3mNMnWmUsasZ2h@google.com/

 drivers/input/touchscreen/st1232.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/input/touchscreen/st1232.c b/drivers/input/touchscreen/st1232.c
index 6abae665ca71..45017ed94833 100644
--- a/drivers/input/touchscreen/st1232.c
+++ b/drivers/input/touchscreen/st1232.c
@@ -389,6 +389,7 @@ static struct i2c_driver st1232_ts_driver = {
 	.driver = {
 		.name	= ST1232_TS_NAME,
 		.of_match_table = st1232_ts_dt_ids,
+		.probe_type	= PROBE_PREFER_ASYNCHRONOUS,
 		.pm	= &st1232_ts_pm_ops,
 	},
 };
-- 
2.33.0