openwrt/target/linux/bcm27xx/patches-6.1/950-0146-sc16is7xx-Don-t-spin-if-no-data-received.patch
John Audia 1e6c6a36f5 kernel: bump 6.1 to 6.1.68
Changelog: https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.68

Removed upstreamed:
	generic/backport-6.1/795-v6.6-12-r8152-Rename-RTL8152_UNPLUG-to-RTL8152_INACCESSIBLE.patch[1]

Manually rebased:
	mediatek/patches-6.1/100-dts-update-mt7622-rfb1.patch

All other patches automatically rebased.

1. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.1.68&id=3759e735562a31e44fee825498f05c06e64b25a8

Build system: x86/64
Build-tested: x86/64/AMD Cezanne
Run-tested: x86/64/AMD Cezanne

Signed-off-by: John Audia <therealgraysky@proton.me>
2023-12-19 14:12:25 +01:00

24 lines
720 B
Diff

From 1f9195cda30b320038cf94b4d14f85e58dd69d6d Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.org>
Date: Tue, 6 Nov 2018 12:57:48 +0000
Subject: [PATCH] sc16is7xx: Don't spin if no data received
See: https://github.com/raspberrypi/linux/issues/2676
Signed-off-by: Phil Elwell <phil@raspberrypi.org>
---
drivers/tty/serial/sc16is7xx.c | 2 ++
1 file changed, 2 insertions(+)
--- a/drivers/tty/serial/sc16is7xx.c
+++ b/drivers/tty/serial/sc16is7xx.c
@@ -783,6 +783,8 @@ static bool sc16is7xx_port_irq(struct sc
if (rxlen)
sc16is7xx_handle_rx(port, rxlen, iir);
+ else
+ return false;
break;
/* CTSRTS interrupt comes only when CTS goes inactive */
case SC16IS7XX_IIR_CTSRTS_SRC: