armbian_build/patch/kernel/archive/sm8250-6.7/0020-tty-serial-qcom-geni-fix-zero-dma-rx-len-in.patch
2024-01-12 09:51:06 +08:00

26 lines
819 B
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: amazingfate <liujianfeng1994@gmail.com>
Date: Mon, 16 Oct 2023 13:32:58 +0800
Subject: tty: serial: qcom-geni: fix zero dma-rx-len-in
---
drivers/tty/serial/qcom_geni_serial.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c
index 7e78f97e8f43..6ea1a4f8ba65 100644
--- a/drivers/tty/serial/qcom_geni_serial.c
+++ b/drivers/tty/serial/qcom_geni_serial.c
@@ -820,7 +820,7 @@ static void qcom_geni_serial_handle_rx_dma(struct uart_port *uport, bool drop)
rx_in = readl(uport->membase + SE_DMA_RX_LEN_IN);
if (!rx_in) {
dev_warn(uport->dev, "serial engine reports 0 RX bytes in!\n");
- return;
+ //return;
}
if (!drop)
--
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