netdev - [PATCH iwl-next v2 08/15] ice: check for PF number outside the fwlog code

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Message-ID: <20250812042337.1356907-9-michal.swiatkowski@linux.intel.com>
Date: Tue, 12 Aug 2025 06:23:29 +0200
From: Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>
To: intel-wired-lan@...ts.osuosl.org
Cc: netdev@...r.kernel.org,
	przemyslaw.kitszel@...el.com,
	dawid.osuchowski@...ux.intel.com,
	horms@...nel.org,
	Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>
Subject: [PATCH iwl-next v2 08/15] 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@...el.com>
Signed-off-by: Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>
---
 drivers/net/ethernet/intel/ice/ice_common.c  | 8 ++++++++
 drivers/net/ethernet/intel/ice/ice_debugfs.c | 4 ----
 drivers/net/ethernet/intel/ice/ice_fwlog.c   | 7 -------
 3 files changed, 8 insertions(+), 11 deletions(-)

diff --git a/drivers/net/ethernet/intel/ice/ice_common.c b/drivers/net/ethernet/intel/ice/ice_common.c
index 9119d097eb08..2666e59b0786 100644
--- a/drivers/net/ethernet/intel/ice/ice_common.c
+++ b/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);
 }
diff --git a/drivers/net/ethernet/intel/ice/ice_debugfs.c b/drivers/net/ethernet/intel/ice/ice_debugfs.c
index c7d9e92d7f56..e5b63b6bd44d 100644
--- a/drivers/net/ethernet/intel/ice/ice_debugfs.c
+++ b/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
 	 */
diff --git a/drivers/net/ethernet/intel/ice/ice_fwlog.c b/drivers/net/ethernet/intel/ice/ice_fwlog.c
index f7dbcb5e11aa..634e3de3ae66 100644
--- a/drivers/net/ethernet/intel/ice/ice_fwlog.c
+++ b/drivers/net/ethernet/intel/ice/ice_fwlog.c
@@ -242,9 +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 +293,6 @@ 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
 	 */
-- 
2.49.0