[PATCH 9/30] W1: new module parameter search_count

Evgeniy Polyakov
2008-07-11T13:51:20Z

Added a new module parameter search_count which allows overriding the
default search count. -1 continual, 0 disabled, N that many times.

Signed-off-by: David Fries <david@fries.net>
Signed-off-by: Evgeniy Polyakov <johnpol@2ka.mipt.ru>

---
drivers/w1/w1_int.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/drivers/w1/w1_int.c b/drivers/w1/w1_int.c
index 9d723ef..3fd6e66 100644
--- a/drivers/w1/w1_int.c
+++ b/drivers/w1/w1_int.c
@@ -30,6 +30,8 @@
#include "w1_int.h"

static u32 w1_ids = 1;
+static int w1_search_count = -1; /* Default is continual scan */
+module_param_named(search_count, w1_search_count, int, 0);

static int w1_enable_pullup = 1;
module_param_named(enable_pullup, w1_enable_pullup, int, 0);
@@ -62,8 +64,8 @@ static struct w1_master * w1_alloc_dev(u32 id, int slave_count, int slave_ttl,
dev->initialized = 0;
dev->id = id;
dev->slave_ttl = slave_ttl;
+ dev->search_count = w1_search_count;
dev->enable_pullup = w1_enable_pullup;
- dev->search_count = -1; /* continual scan */

/* 1 for w1_process to decrement
* 1 for __w1_remove_master_device to decrement
--
1.4.4.4