mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-29 10:08:59 +00:00
8c405cdccc
The patches were generated from the RPi repo with the following command: git format-patch v6.6.34..rpi-6.1.y Some patches needed rebasing and, as usual, the applied and reverted, wireless drivers, Github workflows, READMEs and defconfigs patches were removed. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
27 lines
847 B
Diff
27 lines
847 B
Diff
From f85f63647920c137faabc6ae865d8bed6d9204b9 Mon Sep 17 00:00:00 2001
|
|
From: Phil Elwell <phil@raspberrypi.com>
|
|
Date: Fri, 2 Feb 2024 15:41:29 +0000
|
|
Subject: [PATCH 0130/1085] serial: sc16is7xx: Don't spin if no data received
|
|
|
|
There are multiple causes of interrupts, errors being one, and only the
|
|
receipt of data warrants continued polling.
|
|
|
|
See: https://github.com/raspberrypi/linux/issues/2676
|
|
|
|
Signed-off-by: Phil Elwell <phil@raspberrypi.com>
|
|
---
|
|
drivers/tty/serial/sc16is7xx.c | 2 ++
|
|
1 file changed, 2 insertions(+)
|
|
|
|
--- a/drivers/tty/serial/sc16is7xx.c
|
|
+++ b/drivers/tty/serial/sc16is7xx.c
|
|
@@ -773,6 +773,8 @@ static bool sc16is7xx_port_irq(struct sc
|
|
|
|
if (rxlen)
|
|
sc16is7xx_handle_rx(port, rxlen, iir);
|
|
+ else
|
|
+ rc = false;
|
|
break;
|
|
/* CTSRTS interrupt comes only when CTS goes inactive */
|
|
case SC16IS7XX_IIR_CTSRTS_SRC:
|