linux-kernel - [RFC PATCH 4/7] usb: typec: ucsi: acpi: Reduce the command completion timeout

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Message-Id: <20210607131442.20121-5-heikki.krogerus@linux.intel.com>
Date:   Mon,  7 Jun 2021 16:14:39 +0300
From:   Heikki Krogerus <heikki.krogerus@...ux.intel.com>
To:     Benjamin Berg <bberg@...hat.com>
Cc:     linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [RFC PATCH 4/7] usb: typec: ucsi: acpi: Reduce the command completion timeout

The huge delay was there to workaround a problem where the
firmware did not report that if it was busy with the
alternate mode commands. Now that the alternate modes are
polled, the delay can be dropped.

Signed-off-by: Heikki Krogerus <heikki.krogerus@...ux.intel.com>
---
 drivers/usb/typec/ucsi/ucsi_acpi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/typec/ucsi/ucsi_acpi.c b/drivers/usb/typec/ucsi/ucsi_acpi.c
index 04976435ad736..6771f05e32c29 100644
--- a/drivers/usb/typec/ucsi/ucsi_acpi.c
+++ b/drivers/usb/typec/ucsi/ucsi_acpi.c
@@ -78,7 +78,7 @@ static int ucsi_acpi_sync_write(struct ucsi *ucsi, unsigned int offset,
 	if (ret)
 		goto out_clear_bit;
 
-	if (!wait_for_completion_timeout(&ua->complete, 60 * HZ))
+	if (!wait_for_completion_timeout(&ua->complete, HZ))
 		ret = -ETIMEDOUT;
 
 out_clear_bit:
-- 
2.30.2