[PATCH 1/3] epca: Add infinite break support

[Alan Cox]

From: Alan Cox <alan@xxxxxxxxxx>

The EPCA can support indefinte break lengths and with info from digi that
can now be added

Signed-off-by: Alan Cox <alan@xxxxxxxxxx>
---

 drivers/char/epca.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)


diff --git a/drivers/char/epca.c b/drivers/char/epca.c
index 4998b27..cf2461d 100644
--- a/drivers/char/epca.c
+++ b/drivers/char/epca.c
@@ -2477,7 +2477,11 @@ static int pc_send_break(struct tty_struct *tty, int msec)
 	unsigned long flags;
 
 	if (msec == -1)
-		return -EOPNOTSUPP;
+		msec = 0xFFFF;
+	else if (msec > 0xFFFE)
+		msec = 0xFFFE;
+	else if (msec < 1)
+		msec = 1;
 
 	spin_lock_irqsave(&epca_lock, flags);
 	globalwinon(ch);

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