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authorZhu, Yi <yi.zhu@intel.com>2008-12-05 07:58:38 -0800
committerJohn W. Linville <linville@tuxdriver.com>2008-12-12 13:48:21 -0500
commitf056658bb9c3085d5ec52fbdd45b38d55b899cc9 (patch)
treebebb9e05a6c9b870383280ca0bb547ee577d762a /drivers/net/wireless/iwlwifi/iwl-io.h
parent7262796ab726fcefad9b588a44d1d5a9f221051f (diff)
downloadop-kernel-dev-f056658bb9c3085d5ec52fbdd45b38d55b899cc9.zip
op-kernel-dev-f056658bb9c3085d5ec52fbdd45b38d55b899cc9.tar.gz
iwlwifi: fix time interval misuse in iwl_poll_{direct_}bit
The patch fixes the misuse of microsecond with millisecond in the polling mechanism of the iwlwifi driver. The impact of this problem is the unacceptable latency for the whole system (especially during bringing down the wlan interface). Signed-off-by: Zhu Yi <yi.zhu@intel.com> Acked-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-io.h')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-io.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-io.h b/drivers/net/wireless/iwlwifi/iwl-io.h
index bc10435..a5c489af 100644
--- a/drivers/net/wireless/iwlwifi/iwl-io.h
+++ b/drivers/net/wireless/iwlwifi/iwl-io.h
@@ -95,7 +95,7 @@ static inline int _iwl_poll_bit(struct iwl_priv *priv, u32 addr,
do {
if ((_iwl_read32(priv, addr) & mask) == (bits & mask))
return i;
- mdelay(10);
+ udelay(10);
i += 10;
} while (i < timeout);
@@ -277,7 +277,7 @@ static inline int _iwl_poll_direct_bit(struct iwl_priv *priv,
do {
if ((_iwl_read_direct32(priv, addr) & mask) == mask)
return i;
- mdelay(10);
+ udelay(10);
i += 10;
} while (i < timeout);
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