From 04dd17822334871b23ea2862f7798fb0e0007777 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 11 May 2024 08:53:19 +0000
Subject: [PATCH] change otg to host mode
---
kernel/drivers/tty/serial/8250/8250_men_mcb.c | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/kernel/drivers/tty/serial/8250/8250_men_mcb.c b/kernel/drivers/tty/serial/8250/8250_men_mcb.c
index 057b1ea..737c4c3 100644
--- a/kernel/drivers/tty/serial/8250/8250_men_mcb.c
+++ b/kernel/drivers/tty/serial/8250/8250_men_mcb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/device.h>
#include <linux/kernel.h>
#include <linux/module.h>
@@ -50,7 +51,7 @@
return clkval;
}
-static unsigned int get_num_ports(struct mcb_device *mdev,
+static int get_num_ports(struct mcb_device *mdev,
void __iomem *membase)
{
switch (mdev->id) {
@@ -139,7 +140,7 @@
return;
num_ports = get_num_ports(mdev, data[0].uart.port.membase);
- if (num_ports < 0 || num_ports > 4) {
+ if (num_ports <= 0 || num_ports > 4) {
dev_err(&mdev->dev, "error retrieving number of ports!\n");
return;
}
@@ -173,3 +174,4 @@
MODULE_ALIAS("mcb:16z125");
MODULE_ALIAS("mcb:16z025");
MODULE_ALIAS("mcb:16z057");
+MODULE_IMPORT_NS(MCB);
--
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