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patch "USB: serial: mos7720: fix parallel-port state restore" added to usb-testing

PATCH [email protected] 1 participant 1 message Dec 11, 2020

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This is a note to let you know that I've just added the patch titled

USB: serial: mos7720: fix parallel-port state restore

to my usb git tree which can be found at
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git
in the usb-testing branch.

The patch will show up in the next release of the linux-next tree (usually sometime within the next 24 hours during the week.)

The patch will be merged to the usb-next branch sometime soon, after it passes testing, and the merge window is open.

If you have any questions about this process, please let me know.

From 975323ab8f116667676c30ca3502a6757bd89e8d Mon Sep 17 00:00:00 2001
From: Johan Hovold <[email protected]>
Date: Wed, 4 Nov 2020 17:47:27 +0100
Subject: USB: serial: mos7720: fix parallel-port state restore

The parallel-port restore operations is called when a driver claims the port and is supposed to restore the provided state (e.g. saved when releasing the port).

Fixes b69578df7e98 ("USB: usbserial: mos7720: add support for parallel port on moschip 7715")
Cc stable <[email protected]> # 2.6.35
---
 drivers/usb/serial/mos7720.c | 2 ++
 1 file changed, 2 insertions(+)
drivers/usb/serial/mos7720.c +2 -0
index 5eed1078fac8..5a5d2a95070e 100644
@@ -639,6 +639,8 @@ static void parport_mos7715_restore_state(struct parport *pp,
 		spin_unlock(&release_lock);
 		return;
 	}
+	mos_parport->shadowDCR = s->u.pc.ctr;
+	mos_parport->shadowECR = s->u.pc.ecr;
 	write_parport_reg_nonblock(mos_parport, MOS7720_DCR,
 				   mos_parport->shadowDCR);
 	write_parport_reg_nonblock(mos_parport, MOS7720_ECR,
Signature · 1 line
2.29.2