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authorAndy Voltz <andy.voltz@timesys.com>2010-11-15 16:00:38 -0500
committerAndy Voltz <andy.voltz@timesys.com>2010-11-17 11:30:34 -0500
commit2e0ae4bf137e282e825b27b02eb46f86c59d004e (patch)
tree7c2534acd757ca414f02c5b983ee67eb2b2493c6 /drivers/hwmon/lm78.c
parent22763c5cf3690a681551162c15d34d935308c8d7 (diff)
Bump Linux kernel to 2.6.32.25
Diffstat (limited to 'drivers/hwmon/lm78.c')
-rw-r--r--drivers/hwmon/lm78.c25
1 files changed, 12 insertions, 13 deletions
diff --git a/drivers/hwmon/lm78.c b/drivers/hwmon/lm78.c
index f7e70163e016..1508e0ad1830 100644
--- a/drivers/hwmon/lm78.c
+++ b/drivers/hwmon/lm78.c
@@ -870,17 +870,16 @@ static struct lm78_data *lm78_update_device(struct device *dev)
static int __init lm78_isa_found(unsigned short address)
{
int val, save, found = 0;
-
- /* We have to request the region in two parts because some
- boards declare base+4 to base+7 as a PNP device */
- if (!request_region(address, 4, "lm78")) {
- pr_debug("lm78: Failed to request low part of region\n");
- return 0;
- }
- if (!request_region(address + 4, 4, "lm78")) {
- pr_debug("lm78: Failed to request high part of region\n");
- release_region(address, 4);
- return 0;
+ int port;
+
+ /* Some boards declare base+0 to base+7 as a PNP device, some base+4
+ * to base+7 and some base+5 to base+6. So we better request each port
+ * individually for the probing phase. */
+ for (port = address; port < address + LM78_EXTENT; port++) {
+ if (!request_region(port, 1, "lm78")) {
+ pr_debug("lm78: Failed to request port 0x%x\n", port);
+ goto release;
+ }
}
#define REALLY_SLOW_IO
@@ -944,8 +943,8 @@ static int __init lm78_isa_found(unsigned short address)
val & 0x80 ? "LM79" : "LM78", (int)address);
release:
- release_region(address + 4, 4);
- release_region(address, 4);
+ for (port--; port >= address; port--)
+ release_region(port, 1);
return found;
}