epca: Add infinite break support
The EPCA can support indefinte break lengths and with info from digi that
can now be added
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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 @@
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);