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authorSamuel Ortiz <sameo@linux.intel.com>2009-11-24 11:33:28 +0800
committerJohn W. Linville <linville@tuxdriver.com>2009-11-28 15:04:41 -0500
commitfe19176ea46db572f0dc2df8bfe1dc5d8751ab9e (patch)
tree24cd2a6468ed174a09b69373058839e9b513191a
parent902b6667d3d17ac53ec62c036cd2bcf713c29d86 (diff)
iwmc3200wifi: Dont set the UMAC power limit when interface is down
When we're down, we shouldnt try to set the UMAC power limit. We just return 0 instead, and cfg80211 toggles the soft rfkill state. Signed-off-by: Samuel Ortiz <sameo@linux.intel.com> Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/iwmc3200wifi/cfg80211.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwmc3200wifi/cfg80211.c b/drivers/net/wireless/iwmc3200wifi/cfg80211.c
index 2e00a4b389e..7cfc2c0a1fb 100644
--- a/drivers/net/wireless/iwmc3200wifi/cfg80211.c
+++ b/drivers/net/wireless/iwmc3200wifi/cfg80211.c
@@ -678,6 +678,9 @@ static int iwm_cfg80211_set_txpower(struct wiphy *wiphy,
case TX_POWER_AUTOMATIC:
return 0;
case TX_POWER_FIXED:
+ if (!test_bit(IWM_STATUS_READY, &iwm->status))
+ return 0;
+
ret = iwm_umac_set_config_fix(iwm, UMAC_PARAM_TBL_CFG_FIX,
CFG_TX_PWR_LIMIT_USR, dbm * 2);
if (ret < 0)
@@ -685,6 +688,7 @@ static int iwm_cfg80211_set_txpower(struct wiphy *wiphy,
return iwm_tx_power_trigger(iwm);
default:
+ IWM_ERR(iwm, "Unsupported power type: %d\n", type);
return -EOPNOTSUPP;
}