ice: check for PF number outside the fwlog code

Fwlog can be supported only on PF 0. Check this before calling
init/deinit functions.

Reviewed-by: Przemek Kitszel <przemyslaw.kitszel@intel.com>
Signed-off-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com>
Tested-by: Rinitha S <sx.rinitha@intel.com> (A Contingent worker at Intel)
Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>

Author: Michal Swiatkowski

drivers/net/ethernet/intel/ice/ice_common.c

@@ -1002,6 +1002,10 @@ static int __fwlog_init(struct ice_hw *hw)
 	};
 	int err;
 
+	/* only support fw log commands on PF 0 */
+	if (hw->bus.func)
+		return -EINVAL;
+
 	err = ice_debugfs_pf_init(pf);
 	if (err)
 		return err;
@@ -1186,6 +1190,10 @@ int ice_init_hw(struct ice_hw *hw)
 
 static void __fwlog_deinit(struct ice_hw *hw)
 {
+	/* only support fw log commands on PF 0 */
+	if (hw->bus.func)
+		return;
+
 	ice_debugfs_pf_deinit(hw->back);
 	ice_fwlog_deinit(hw, &hw->fwlog);
 }

drivers/net/ethernet/intel/ice/ice_debugfs.c

@@ -588,10 +588,6 @@ void ice_debugfs_fwlog_init(struct ice_pf *pf)
 	struct dentry **fw_modules;
 	int i;
 
-	/* only support fw log commands on PF 0 */
-	if (pf->hw.bus.func)
-		return;
-
 	/* allocate space for this first because if it fails then we don't
 	 * need to unwind
 	 */

drivers/net/ethernet/intel/ice/ice_fwlog.c

@@ -242,10 +242,6 @@ static void ice_fwlog_set_supported(struct ice_fwlog *fwlog)
 int ice_fwlog_init(struct ice_hw *hw, struct ice_fwlog *fwlog,
 		   struct ice_fwlog_api *api)
 {
-	/* only support fw log commands on PF 0 */
-	if (hw->bus.func)
-		return -EINVAL;
-
 	fwlog->api = *api;
 	ice_fwlog_set_supported(fwlog);
 
@@ -296,10 +292,6 @@ void ice_fwlog_deinit(struct ice_hw *hw, struct ice_fwlog *fwlog)
 	struct ice_pf *pf = hw->back;
 	int status;
 
-	/* only support fw log commands on PF 0 */
-	if (hw->bus.func)
-		return;
-
 	/* make sure FW logging is disabled to not put the FW in a weird state
 	 * for the next driver load
 	 */