openwrt/target/linux/bcm27xx/patches-5.15/950-0108-sc16is7xx-Don-t-spin-if-no-data-received.patch
John Audia 1c28058710 kernel: bump 5.15 to 5.15.148
Changelog: https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.148

Removed upstreamed:
	generic/hack-5.15/321-powerpc_crtsavres_prereq.patch[1]

Manually rebased:
	target/linux/octeontx/patches-5.15/0004-PCI-add-quirk-for-Gateworks-PLX-PEX860x-switch-with-.patch[2]

All other patches automatically rebased.

1. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.15.148&id=0b11a145eb00d51f7ef18cfcae587b93f9adb1e9
2. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit?h=v5.15.148&id=b67064bd372300a75293efbbc70624996dccffd4

Build system: x86_64
Build-tested: ramips/tplink_archer-a6-v3
Run-tested: ramips/tplink_archer-a6-v3

Signed-off-by: John Audia <therealgraysky@proton.me>
(cherry picked from commit 99c9d8abd6)
[Refresh on OpenWrt 23.05]
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2024-02-10 20:19:28 +01:00

24 lines
689 B
Diff

From c625bcbb6a4c45e29c7c2c0dec24831025051032 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
@@ -709,6 +709,8 @@ static bool sc16is7xx_port_irq(struct sc
if (rxlen)
sc16is7xx_handle_rx(port, rxlen, iir);
+ else
+ return false;
break;
case SC16IS7XX_IIR_THRI_SRC:
sc16is7xx_handle_tx(port);