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[6/6] iwlwifi: print warning about disconnected antennas

Message ID 1276539892-12471-7-git-send-email-reinette.chatre@intel.com (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

Reinette Chatre June 14, 2010, 6:24 p.m. UTC 
None
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Patch

diff --git a/drivers/net/wireless/iwlwifi/iwl-calib.c b/drivers/net/wireless/iwlwifi/iwl-calib.c
index 7e82277..22fa947 100644
--- a/drivers/net/wireless/iwlwifi/iwl-calib.c
+++ b/drivers/net/wireless/iwlwifi/iwl-calib.c
@@ -846,6 +846,13 @@  void iwl_chain_noise_calibration(struct iwl_priv *priv,
 		}
 	}
 
+	if (active_chains != priv->hw_params.valid_rx_ant &&
+	    active_chains != priv->chain_noise_data.active_chains)
+		IWL_WARN(priv,
+			 "Detected that not all antennas are connected! "
+			 "Connected: %#x, valid: %#x.\n",
+			 active_chains, priv->hw_params.valid_rx_ant);
+
 	/* Save for use within RXON, TX, SCAN commands, etc. */
 	priv->chain_noise_data.active_chains = active_chains;
 	IWL_DEBUG_CALIB(priv, "active_chains (bitwise) = 0x%x\n",