From 8299d1f057439f94c6a4412e2e5c5082b82a30c9 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Date: Sat, 21 Aug 2021 10:54:34 +0200 Subject: bcm27xx: add kernel 5.10 support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Rebased RPi foundation patches on linux 5.10.59, removed applied and reverted patches, wireless patches and defconfig patches. bcm2708: boot tested on RPi B+ v1.2 bcm2709: boot tested on RPi 4B v1.1 4G bcm2711: boot tested on RPi 4B v1.1 4G Signed-off-by: Álvaro Fernández Rojas --- ...-sc16is7xx-Don-t-spin-if-no-data-received.patch | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 target/linux/bcm27xx/patches-5.10/950-0088-sc16is7xx-Don-t-spin-if-no-data-received.patch (limited to 'target/linux/bcm27xx/patches-5.10/950-0088-sc16is7xx-Don-t-spin-if-no-data-received.patch') diff --git a/target/linux/bcm27xx/patches-5.10/950-0088-sc16is7xx-Don-t-spin-if-no-data-received.patch b/target/linux/bcm27xx/patches-5.10/950-0088-sc16is7xx-Don-t-spin-if-no-data-received.patch new file mode 100644 index 0000000000..b14018d1b1 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.10/950-0088-sc16is7xx-Don-t-spin-if-no-data-received.patch @@ -0,0 +1,23 @@ +From 0041d17ed3cd7e4ffc6168164c6020e5dcf7aeb4 Mon Sep 17 00:00:00 2001 +From: Phil Elwell +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 +--- + drivers/tty/serial/sc16is7xx.c | 2 ++ + 1 file changed, 2 insertions(+) + +--- a/drivers/tty/serial/sc16is7xx.c ++++ b/drivers/tty/serial/sc16is7xx.c +@@ -696,6 +696,8 @@ static bool sc16is7xx_port_irq(struct sc + rxlen = sc16is7xx_port_read(port, SC16IS7XX_RXLVL_REG); + if (rxlen) + sc16is7xx_handle_rx(port, rxlen, iir); ++ else ++ return false; + break; + case SC16IS7XX_IIR_THRI_SRC: + sc16is7xx_handle_tx(port); -- cgit v1.2.3