V4L/DVB (10931): zoran: Drop the lock_norm module parameter

The lock_norm module parameter doesn't look terribly useful. If you
don't want to change the norm, just don't change it. As a matter of
fact, no other v4l driver has such a parameter.

Cc: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Trent Piepho <xyzzy@speakeasy.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

2 files changed, 1 insertions, 22 deletions

diff --git a/Documentation/video4linux/Zoran b/Documentation/video4linux/Zoran
index 295462b2317a..0e89e7676298 100644
--- a/Documentation/video4linux/Zoran
+++ b/Documentation/video4linux/Zoran
@@ -401,8 +401,7 @@ Additional notes for software developers:
    first set the correct norm. Well, it seems logically correct: TV
    standard is "more constant" for current country than geometry
    settings of a variety of TV capture cards which may work in ITU or
-   square pixel format. Remember that users now can lock the norm to
-   avoid any ambiguity.
+   square pixel format.
 --
 Please note that lavplay/lavrec are also included in the MJPEG-tools
 (http://mjpeg.sf.net/).
diff --git a/drivers/media/video/zoran/zoran_driver.c b/drivers/media/video/zoran/zoran_driver.c
index 26be1a8908a3..1869d307a59d 100644
--- a/drivers/media/video/zoran/zoran_driver.c
+++ b/drivers/media/video/zoran/zoran_driver.c
@@ -162,10 +162,6 @@ const struct zoran_format zoran_formats[] = {
 };
 #define NUM_FORMATS ARRAY_SIZE(zoran_formats)
 
-static int lock_norm;   /* 0 = default 1 = Don't change TV standard (norm) */
-module_param(lock_norm, int, 0644);
-MODULE_PARM_DESC(lock_norm, "Prevent norm changes (1 = ignore, >1 = fail)");
-
         /* small helper function for calculating buffersizes for v4l2
          * we calculate the nearest higher power-of-two, which
          * will be the recommended buffersize */
@@ -1483,22 +1479,6 @@ zoran_set_norm (struct zoran *zr,
                 return -EBUSY;
         }
 
-        if (lock_norm && norm != zr->norm) {
-                if (lock_norm > 1) {
-                        dprintk(1,
-                                KERN_WARNING
-                                "%s: set_norm() - TV standard is locked, can not switch norm\n",
-                                ZR_DEVNAME(zr));
-                        return -EPERM;
-                } else {
-                        dprintk(1,
-                                KERN_WARNING
-                                "%s: set_norm() - TV standard is locked, norm was not changed\n",
-                                ZR_DEVNAME(zr));
-                        norm = zr->norm;
-                }
-        }
-
         if (!(norm & zr->card.norms)) {
                 dprintk(1,
                         KERN_ERR "%s: set_norm() - unsupported norm %llx\n",