netdev - [PATCH net-next 4/5] ice: remove eswitch rebuild

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Message-ID: <20240711201932.2019925-5-anthony.l.nguyen@intel.com>
Date: Thu, 11 Jul 2024 13:19:29 -0700
From: Tony Nguyen <anthony.l.nguyen@...el.com>
To: davem@...emloft.net,
	kuba@...nel.org,
	pabeni@...hat.com,
	edumazet@...gle.com,
	netdev@...r.kernel.org
Cc: Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>,
	anthony.l.nguyen@...el.com,
	Wojciech Drewek <wojciech.drewek@...el.com>,
	Simon Horman <horms@...nel.org>,
	Sujai Buvaneswaran <sujai.buvaneswaran@...el.com>
Subject: [PATCH net-next 4/5] ice: remove eswitch rebuild

From: Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>

Since the port representors are added one by one there is no need to do
eswitch rebuild. Each port representor is detached and attached in VF
reset path.

Reviewed-by: Wojciech Drewek <wojciech.drewek@...el.com>
Signed-off-by: Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>
Reviewed-by: Simon Horman <horms@...nel.org>
Tested-by: Sujai Buvaneswaran <sujai.buvaneswaran@...el.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@...el.com>
---
 drivers/net/ethernet/intel/ice/ice_eswitch.c | 16 ----------------
 drivers/net/ethernet/intel/ice/ice_eswitch.h |  6 ------
 drivers/net/ethernet/intel/ice/ice_main.c    |  2 --
 3 files changed, 24 deletions(-)

diff --git a/drivers/net/ethernet/intel/ice/ice_eswitch.c b/drivers/net/ethernet/intel/ice/ice_eswitch.c
index 4f539b1c7781..3cfa071e3718 100644
--- a/drivers/net/ethernet/intel/ice/ice_eswitch.c
+++ b/drivers/net/ethernet/intel/ice/ice_eswitch.c
@@ -536,22 +536,6 @@ void ice_eswitch_detach(struct ice_pf *pf, struct ice_vf *vf)
 	devl_unlock(devlink);
 }
 
-/**
- * ice_eswitch_rebuild - rebuild eswitch
- * @pf: pointer to PF structure
- */
-void ice_eswitch_rebuild(struct ice_pf *pf)
-{
-	struct ice_repr *repr;
-	unsigned long id;
-
-	if (!ice_is_switchdev_running(pf))
-		return;
-
-	xa_for_each(&pf->eswitch.reprs, id, repr)
-		ice_eswitch_detach(pf, repr->vf);
-}
-
 /**
  * ice_eswitch_get_target - get netdev based on src_vsi from descriptor
  * @rx_ring: ring used to receive the packet
diff --git a/drivers/net/ethernet/intel/ice/ice_eswitch.h b/drivers/net/ethernet/intel/ice/ice_eswitch.h
index 09194d514f9b..78fd39a6935d 100644
--- a/drivers/net/ethernet/intel/ice/ice_eswitch.h
+++ b/drivers/net/ethernet/intel/ice/ice_eswitch.h
@@ -10,7 +10,6 @@
 void ice_eswitch_detach(struct ice_pf *pf, struct ice_vf *vf);
 int
 ice_eswitch_attach(struct ice_pf *pf, struct ice_vf *vf);
-void ice_eswitch_rebuild(struct ice_pf *pf);
 
 int ice_eswitch_mode_get(struct devlink *devlink, u16 *mode);
 int
@@ -54,11 +53,6 @@ static inline int ice_eswitch_configure(struct ice_pf *pf)
 	return 0;
 }
 
-static inline int ice_eswitch_rebuild(struct ice_pf *pf)
-{
-	return -EOPNOTSUPP;
-}
-
 static inline int ice_eswitch_mode_get(struct devlink *devlink, u16 *mode)
 {
 	return DEVLINK_ESWITCH_MODE_LEGACY;
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index bd3a60dd779f..ec636be4d17d 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -7702,8 +7702,6 @@ static void ice_rebuild(struct ice_pf *pf, enum ice_reset_req reset_type)
 		goto err_vsi_rebuild;
 	}
 
-	ice_eswitch_rebuild(pf);
-
 	if (reset_type == ICE_RESET_PFR) {
 		err = ice_rebuild_channels(pf);
 		if (err) {
-- 
2.41.0