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iwlwifi: mvm: fix debug print in the RSA ownership workaround

The semaphore may not be accessible. Fix the debug prints
accordingly.

Signed-off-by: Eran Harary <eran.harary@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Eran Harary 10 years ago
parent
commit
1e16707166
1 changed files with 7 additions and 3 deletions
  1. 7 3
      drivers/net/wireless/iwlwifi/pcie/trans.c

+ 7 - 3
drivers/net/wireless/iwlwifi/pcie/trans.c

@@ -691,11 +691,15 @@ static int iwl_pcie_rsa_race_bug_wa(struct iwl_trans *trans)
 {
 {
 	u32 val, loop = 1000;
 	u32 val, loop = 1000;
 
 
-	/* Check the RSA semaphore is accessible - if not, we are in trouble */
+	/*
+	 * Check the RSA semaphore is accessible.
+	 * If the HW isn't locked and the rsa semaphore isn't accessible,
+	 * we are in trouble.
+	 */
 	val = iwl_read_prph(trans, PREG_AUX_BUS_WPROT_0);
 	val = iwl_read_prph(trans, PREG_AUX_BUS_WPROT_0);
 	if (val & (BIT(1) | BIT(17))) {
 	if (val & (BIT(1) | BIT(17))) {
-		IWL_ERR(trans,
-			"can't access the RSA semaphore it is write protected\n");
+		IWL_INFO(trans,
+			 "can't access the RSA semaphore it is write protected\n");
 		return 0;
 		return 0;
 	}
 	}