lkml.org 
[lkml]   [2001]   [Mar]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[patch] 2.4.3-pre4: allow more than 3 printers
It's easier to add parallel ports to a machine nowadays, so the
default maximum of three printer devices is becoming a bit
restrictive.

Here's a patch to increase it. Any objections?

Tim.
*/

2001-03-19 Tim Waugh <twaugh@redhat.com>

* include/linux/parport.h: Increase PARPORT_MAX to 16.
* drivers/char/lp.c: Increase LP_NO to 16.

--- linux/include/linux/parport.h.printers Mon Mar 19 09:41:22 2001
+++ linux/include/linux/parport.h Mon Mar 19 09:42:08 2001
@@ -11,8 +11,8 @@

/* Start off with user-visible constants */

-/* Maximum of 8 ports per machine */
-#define PARPORT_MAX 8
+/* Maximum of 16 ports per machine */
+#define PARPORT_MAX 16

/* Magic numbers */
#define PARPORT_IRQ_NONE -1
--- linux/drivers/char/lp.c.printers Mon Mar 19 09:41:12 2001
+++ linux/drivers/char/lp.c Mon Mar 19 09:41:41 2001
@@ -135,8 +135,8 @@
#include <asm/uaccess.h>
#include <asm/system.h>

-/* if you have more than 3 printers, remember to increase LP_NO */
-#define LP_NO 3
+/* if you have more than 16 printers, remember to increase LP_NO */
+#define LP_NO 16

/* ROUND_UP macro from fs/select.c */
#define ROUND_UP(x,y) (((x)+(y)-1)/(y))
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
\
 
 \ /
  Last update: 2005-03-22 13:22    [W:0.049 / U:0.272 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site