Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

drivers/net/ethernet/freescale/fec.h
  7b15515fc1ca ("Revert "fec: Restart PPS after link state change"")
  40c79ce13b03 ("net: fec: add stop mode support for imx8 platform")
https://lore.kernel.org/all/20220921105337.62b41047@canb.auug.org.au/

drivers/pinctrl/pinctrl-ocelot.c
  c297561bc98a ("pinctrl: ocelot: Fix interrupt controller")
  181f604b33cd ("pinctrl: ocelot: add ability to be used in a non-mmio configuration")
https://lore.kernel.org/all/20220921110032.7cd28114@canb.auug.org.au/

tools/testing/selftests/drivers/net/bonding/Makefile
  bbb774d921e2 ("net: Add tests for bonding and team address list management")
  152e8ec77640 ("selftests/bonding: add a test for bonding lladdr target")
https://lore.kernel.org/all/20220921110437.5b7dbd82@canb.auug.org.au/

drivers/net/can/usb/gs_usb.c
  5440428b3da6 ("can: gs_usb: gs_can_open(): fix race dev->can.state condition")
  45dfa45f52e6 ("can: gs_usb: add RX and TX hardware timestamp support")
https://lore.kernel.org/all/84f45a7d-92b6-4dc5-d7a1-072152fab6ff@tessares.net/

Signed-off-by: Jakub Kicinski <kuba@kernel.org>

3 files changed, 44 insertions, 28 deletions

diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c
index d126f4cb3ba8..8a80da8e910e 100644
--- a/drivers/net/ethernet/intel/ice/ice_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_lib.c
@@ -914,7 +914,7 @@ static void ice_set_dflt_vsi_ctx(struct ice_hw *hw, struct ice_vsi_ctx *ctxt)
  */
 static int ice_vsi_setup_q_map(struct ice_vsi *vsi, struct ice_vsi_ctx *ctxt)
 {
-	u16 offset = 0, qmap = 0, tx_count = 0, pow = 0;
+	u16 offset = 0, qmap = 0, tx_count = 0, rx_count = 0, pow = 0;
 	u16 num_txq_per_tc, num_rxq_per_tc;
 	u16 qcount_tx = vsi->alloc_txq;
 	u16 qcount_rx = vsi->alloc_rxq;
@@ -981,23 +981,25 @@ static int ice_vsi_setup_q_map(struct ice_vsi *vsi, struct ice_vsi_ctx *ctxt)
 	 * at least 1)
 	 */
 	if (offset)
-		vsi->num_rxq = offset;
+		rx_count = offset;
 	else
-		vsi->num_rxq = num_rxq_per_tc;
+		rx_count = num_rxq_per_tc;
 
-	if (vsi->num_rxq > vsi->alloc_rxq) {
+	if (rx_count > vsi->alloc_rxq) {
 		dev_err(ice_pf_to_dev(vsi->back), "Trying to use more Rx queues (%u), than were allocated (%u)!\n",
-			vsi->num_rxq, vsi->alloc_rxq);
+			rx_count, vsi->alloc_rxq);
 		return -EINVAL;
 	}
 
-	vsi->num_txq = tx_count;
-	if (vsi->num_txq > vsi->alloc_txq) {
+	if (tx_count > vsi->alloc_txq) {
 		dev_err(ice_pf_to_dev(vsi->back), "Trying to use more Tx queues (%u), than were allocated (%u)!\n",
-			vsi->num_txq, vsi->alloc_txq);
+			tx_count, vsi->alloc_txq);
 		return -EINVAL;
 	}
 
+	vsi->num_txq = tx_count;
+	vsi->num_rxq = rx_count;
+
 	if (vsi->type == ICE_VSI_VF && vsi->num_txq != vsi->num_rxq) {
 		dev_dbg(ice_pf_to_dev(vsi->back), "VF VSI should have same number of Tx and Rx queues. Hence making them equal\n");
 		/* since there is a chance that num_rxq could have been changed
@@ -3513,6 +3515,7 @@ ice_vsi_setup_q_map_mqprio(struct ice_vsi *vsi, struct ice_vsi_ctx *ctxt,
 	u16 pow, offset = 0, qcount_tx = 0, qcount_rx = 0, qmap;
 	u16 tc0_offset = vsi->mqprio_qopt.qopt.offset[0];
 	int tc0_qcount = vsi->mqprio_qopt.qopt.count[0];
+	u16 new_txq, new_rxq;
 	u8 netdev_tc = 0;
 	int i;
 
@@ -3553,21 +3556,24 @@ ice_vsi_setup_q_map_mqprio(struct ice_vsi *vsi, struct ice_vsi_ctx *ctxt,
 		}
 	}
 
-	/* Set actual Tx/Rx queue pairs */
-	vsi->num_txq = offset + qcount_tx;
-	if (vsi->num_txq > vsi->alloc_txq) {
+	new_txq = offset + qcount_tx;
+	if (new_txq > vsi->alloc_txq) {
 		dev_err(ice_pf_to_dev(vsi->back), "Trying to use more Tx queues (%u), than were allocated (%u)!\n",
-			vsi->num_txq, vsi->alloc_txq);
+			new_txq, vsi->alloc_txq);
 		return -EINVAL;
 	}
 
-	vsi->num_rxq = offset + qcount_rx;
-	if (vsi->num_rxq > vsi->alloc_rxq) {
+	new_rxq = offset + qcount_rx;
+	if (new_rxq > vsi->alloc_rxq) {
 		dev_err(ice_pf_to_dev(vsi->back), "Trying to use more Rx queues (%u), than were allocated (%u)!\n",
-			vsi->num_rxq, vsi->alloc_rxq);
+			new_rxq, vsi->alloc_rxq);
 		return -EINVAL;
 	}
 
+	/* Set actual Tx/Rx queue pairs */
+	vsi->num_txq = new_txq;
+	vsi->num_rxq = new_rxq;
+
 	/* Setup queue TC[0].qmap for given VSI context */
 	ctxt->info.tc_mapping[0] = cpu_to_le16(qmap);
 	ctxt->info.q_mapping[0] = cpu_to_le16(vsi->rxq_map[0]);
@@ -3599,6 +3605,7 @@ int ice_vsi_cfg_tc(struct ice_vsi *vsi, u8 ena_tc)
 {
 	u16 max_txqs[ICE_MAX_TRAFFIC_CLASS] = { 0 };
 	struct ice_pf *pf = vsi->back;
+	struct ice_tc_cfg old_tc_cfg;
 	struct ice_vsi_ctx *ctx;
 	struct device *dev;
 	int i, ret = 0;
@@ -3623,6 +3630,7 @@ int ice_vsi_cfg_tc(struct ice_vsi *vsi, u8 ena_tc)
 			max_txqs[i] = vsi->num_txq;
 	}
 
+	memcpy(&old_tc_cfg, &vsi->tc_cfg, sizeof(old_tc_cfg));
 	vsi->tc_cfg.ena_tc = ena_tc;
 	vsi->tc_cfg.numtc = num_tc;
 
@@ -3639,8 +3647,10 @@ int ice_vsi_cfg_tc(struct ice_vsi *vsi, u8 ena_tc)
 	else
 		ret = ice_vsi_setup_q_map(vsi, ctx);
 
-	if (ret)
+	if (ret) {
+		memcpy(&vsi->tc_cfg, &old_tc_cfg, sizeof(vsi->tc_cfg));
 		goto out;
+	}
 
 	/* must to indicate which section of VSI context are being modified */
 	ctx->info.valid_sections = cpu_to_le16(ICE_AQ_VSI_PROP_RXQ_MAP_VALID);
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index aa26672b7205..0ccc8a750374 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -2399,8 +2399,6 @@ int ice_schedule_reset(struct ice_pf *pf, enum ice_reset_req reset)
 		return -EBUSY;
 	}
 
-	ice_unplug_aux_dev(pf);
-
 	switch (reset) {
 	case ICE_RESET_PFR:
 		set_bit(ICE_PFR_REQ, pf->state);
@@ -6726,7 +6724,7 @@ static void ice_napi_disable_all(struct ice_vsi *vsi)
  */
 int ice_down(struct ice_vsi *vsi)
 {
-	int i, tx_err, rx_err, link_err = 0, vlan_err = 0;
+	int i, tx_err, rx_err, vlan_err = 0;
 
 	WARN_ON(!test_bit(ICE_VSI_DOWN, vsi->state));
 
@@ -6760,20 +6758,13 @@ int ice_down(struct ice_vsi *vsi)
 
 	ice_napi_disable_all(vsi);
 
-	if (test_bit(ICE_FLAG_LINK_DOWN_ON_CLOSE_ENA, vsi->back->flags)) {
-		link_err = ice_force_phys_link_state(vsi, false);
-		if (link_err)
-			netdev_err(vsi->netdev, "Failed to set physical link down, VSI %d error %d\n",
-				   vsi->vsi_num, link_err);
-	}
-
 	ice_for_each_txq(vsi, i)
 		ice_clean_tx_ring(vsi->tx_rings[i]);
 
 	ice_for_each_rxq(vsi, i)
 		ice_clean_rx_ring(vsi->rx_rings[i]);
 
-	if (tx_err || rx_err || link_err || vlan_err) {
+	if (tx_err || rx_err || vlan_err) {
 		netdev_err(vsi->netdev, "Failed to close VSI 0x%04X on switch 0x%04X\n",
 			   vsi->vsi_num, vsi->vsw->sw_id);
 		return -EIO;
@@ -6960,6 +6951,8 @@ int ice_vsi_open(struct ice_vsi *vsi)
 	if (err)
 		goto err_setup_rx;
 
+	ice_vsi_cfg_netdev_tc(vsi, vsi->tc_cfg.ena_tc);
+
 	if (vsi->type == ICE_VSI_PF) {
 		/* Notify the stack of the actual queue counts. */
 		err = netif_set_real_num_tx_queues(vsi->netdev, vsi->num_txq);
@@ -8992,6 +8985,16 @@ int ice_stop(struct net_device *netdev)
 		return -EBUSY;
 	}
 
+	if (test_bit(ICE_FLAG_LINK_DOWN_ON_CLOSE_ENA, vsi->back->flags)) {
+		int link_err = ice_force_phys_link_state(vsi, false);
+
+		if (link_err) {
+			netdev_err(vsi->netdev, "Failed to set physical link down, VSI %d error %d\n",
+				   vsi->vsi_num, link_err);
+			return -EIO;
+		}
+	}
+
 	ice_vsi_close(vsi);
 
 	return 0;
diff --git a/drivers/net/ethernet/intel/ice/ice_txrx.c b/drivers/net/ethernet/intel/ice/ice_txrx.c
index 42b42f4b21ef..a5a0c9706b5a 100644
--- a/drivers/net/ethernet/intel/ice/ice_txrx.c
+++ b/drivers/net/ethernet/intel/ice/ice_txrx.c
@@ -610,7 +610,7 @@ ice_xdp_xmit(struct net_device *dev, int n, struct xdp_frame **frames,
 	if (test_bit(ICE_VSI_DOWN, vsi->state))
 		return -ENETDOWN;
 
-	if (!ice_is_xdp_ena_vsi(vsi) || queue_index >= vsi->num_xdp_txq)
+	if (!ice_is_xdp_ena_vsi(vsi))
 		return -ENXIO;
 
 	if (unlikely(flags & ~XDP_XMIT_FLAGS_MASK))
@@ -621,6 +621,9 @@ ice_xdp_xmit(struct net_device *dev, int n, struct xdp_frame **frames,
 		xdp_ring = vsi->xdp_rings[queue_index];
 		spin_lock(&xdp_ring->tx_lock);
 	} else {
+		/* Generally, should not happen */
+		if (unlikely(queue_index >= vsi->num_xdp_txq))
+			return -ENXIO;
 		xdp_ring = vsi->xdp_rings[queue_index];
 	}