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Message-Id: <20241105130322.213623-2-markus.burri@mt.com>
Date: Tue, 5 Nov 2024 14:03:16 +0100
From: Markus Burri <markus.burri@...com>
To: linux-kernel@...r.kernel.org
Cc: Markus Burri <markus.burri@...com>,
Dmitry Torokhov <dmitry.torokhov@...il.com>,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Marek Vasut <marek.vasut@...il.com>,
linux-input@...r.kernel.org,
devicetree@...r.kernel.org
Subject: [PATCH v2 1/7] Input: matrix_keypad - use fsleep for variable delay duration
The delay is retrieved from a device-tree property, so the duration is
variable. fsleep guesses the best delay function based on duration.
Link: https://www.kernel.org/doc/html/latest/timers/timers-howto.html
Signed-off-by: Markus Burri <markus.burri@...com>
---
drivers/input/keyboard/matrix_keypad.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/input/keyboard/matrix_keypad.c b/drivers/input/keyboard/matrix_keypad.c
index 3c38bae..9eb6808 100644
--- a/drivers/input/keyboard/matrix_keypad.c
+++ b/drivers/input/keyboard/matrix_keypad.c
@@ -69,7 +69,7 @@ static void activate_col(struct matrix_keypad *keypad, int col, bool on)
__activate_col(keypad, col, on);
if (on && keypad->col_scan_delay_us)
- udelay(keypad->col_scan_delay_us);
+ fsleep(keypad->col_scan_delay_us);
}
static void activate_all_cols(struct matrix_keypad *keypad, bool on)
--
2.39.5
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