From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/tty/ipwireless/tty.c | 36 ++++++++++++++++++------------------
1 files changed, 18 insertions(+), 18 deletions(-)
diff --git a/kernel/drivers/tty/ipwireless/tty.c b/kernel/drivers/tty/ipwireless/tty.c
index cb04971..2358476 100644
--- a/kernel/drivers/tty/ipwireless/tty.c
+++ b/kernel/drivers/tty/ipwireless/tty.c
@@ -248,20 +248,27 @@
return room;
}
-static int ipwireless_get_serial_info(struct ipw_tty *tty,
- struct serial_struct __user *retinfo)
+static int ipwireless_get_serial_info(struct tty_struct *linux_tty,
+ struct serial_struct *ss)
{
- struct serial_struct tmp;
+ struct ipw_tty *tty = linux_tty->driver_data;
- memset(&tmp, 0, sizeof(tmp));
- tmp.type = PORT_UNKNOWN;
- tmp.line = tty->index;
- tmp.baud_base = 115200;
+ if (!tty)
+ return -ENODEV;
- if (copy_to_user(retinfo, &tmp, sizeof(*retinfo)))
- return -EFAULT;
+ if (!tty->port.count)
+ return -EINVAL;
+ ss->type = PORT_UNKNOWN;
+ ss->line = tty->index;
+ ss->baud_base = 115200;
return 0;
+}
+
+static int ipwireless_set_serial_info(struct tty_struct *linux_tty,
+ struct serial_struct *ss)
+{
+ return 0; /* Keeps the PCMCIA scripts happy. */
}
static int ipw_chars_in_buffer(struct tty_struct *linux_tty)
@@ -386,15 +393,6 @@
return -EINVAL;
/* FIXME: Exactly how is the tty object locked here .. */
-
- switch (cmd) {
- case TIOCGSERIAL:
- return ipwireless_get_serial_info(tty, (void __user *) arg);
-
- case TIOCSSERIAL:
- return 0; /* Keeps the PCMCIA scripts happy. */
- }
-
if (tty->tty_type == TTYTYPE_MODEM) {
switch (cmd) {
case PPPIOCGCHAN:
@@ -561,6 +559,8 @@
.chars_in_buffer = ipw_chars_in_buffer,
.tiocmget = ipw_tiocmget,
.tiocmset = ipw_tiocmset,
+ .set_serial = ipwireless_set_serial_info,
+ .get_serial = ipwireless_get_serial_info,
};
int ipwireless_tty_init(void)
--
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