Merge branch 'iommufd/arm-smmuv3-nested' of iommu/linux into iommufd for-next

Common SMMUv3 patches for the following patches adding nesting, shared
branch with the iommu tree.

* 'iommufd/arm-smmuv3-nested' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/iommu/linux:
  iommu/arm-smmu-v3: Expose the arm_smmu_attach interface
  iommu/arm-smmu-v3: Implement IOMMU_HWPT_ALLOC_NEST_PARENT
  iommu/arm-smmu-v3: Support IOMMU_GET_HW_INFO via struct arm_smmu_hw_info
  iommu/arm-smmu-v3: Report IOMMU_CAP_ENFORCE_CACHE_COHERENCY for CANWBS
  ACPI/IORT: Support CANWBS memory access flag
  ACPICA: IORT: Update for revision E.f
  vfio: Remove VFIO_TYPE1_NESTING_IOMMU
  ...

Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

1 files changed, 7 insertions, 32 deletions

diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index eeb48cc48e08..b1e7727b8677 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -87,7 +87,8 @@ ice_indr_setup_tc_cb(struct net_device *netdev, struct Qdisc *sch,
 
 bool netif_is_ice(const struct net_device *dev)
 {
-	return dev && (dev->netdev_ops == &ice_netdev_ops);
+	return dev && (dev->netdev_ops == &ice_netdev_ops ||
+		       dev->netdev_ops == &ice_netdev_safe_mode_ops);
 }
 
 /**
@@ -521,25 +522,6 @@ static void ice_pf_dis_all_vsi(struct ice_pf *pf, bool locked)
 }
 
 /**
- * ice_clear_sw_switch_recipes - clear switch recipes
- * @pf: board private structure
- *
- * Mark switch recipes as not created in sw structures. There are cases where
- * rules (especially advanced rules) need to be restored, either re-read from
- * hardware or added again. For example after the reset. 'recp_created' flag
- * prevents from doing that and need to be cleared upfront.
- */
-static void ice_clear_sw_switch_recipes(struct ice_pf *pf)
-{
-	struct ice_sw_recipe *recp;
-	u8 i;
-
-	recp = pf->hw.switch_info->recp_list;
-	for (i = 0; i < ICE_MAX_NUM_RECIPES; i++)
-		recp[i].recp_created = false;
-}
-
-/**
  * ice_prepare_for_reset - prep for reset
  * @pf: board private structure
  * @reset_type: reset type requested
@@ -575,8 +557,9 @@ ice_prepare_for_reset(struct ice_pf *pf, enum ice_reset_req reset_type)
 	mutex_unlock(&pf->vfs.table_lock);
 
 	if (ice_is_eswitch_mode_switchdev(pf)) {
-		if (reset_type != ICE_RESET_PFR)
-			ice_clear_sw_switch_recipes(pf);
+		rtnl_lock();
+		ice_eswitch_br_fdb_flush(pf->eswitch.br_offloads->bridge);
+		rtnl_unlock();
 	}
 
 	/* release ADQ specific HW and SW resources */
@@ -4536,16 +4519,10 @@ ice_init_tx_topology(struct ice_hw *hw, const struct firmware *firmware)
 	u8 num_tx_sched_layers = hw->num_tx_sched_layers;
 	struct ice_pf *pf = hw->back;
 	struct device *dev;
-	u8 *buf_copy;
 	int err;
 
 	dev = ice_pf_to_dev(pf);
-	/* ice_cfg_tx_topo buf argument is not a constant,
-	 * so we have to make a copy
-	 */
-	buf_copy = kmemdup(firmware->data, firmware->size, GFP_KERNEL);
-
-	err = ice_cfg_tx_topo(hw, buf_copy, firmware->size);
+	err = ice_cfg_tx_topo(hw, firmware->data, firmware->size);
 	if (!err) {
 		if (hw->num_tx_sched_layers > num_tx_sched_layers)
 			dev_info(dev, "Tx scheduling layers switching feature disabled\n");
@@ -4773,14 +4750,12 @@ int ice_init_dev(struct ice_pf *pf)
 	ice_init_feature_support(pf);
 
 	err = ice_init_ddp_config(hw, pf);
-	if (err)
-		return err;
 
 	/* if ice_init_ddp_config fails, ICE_FLAG_ADV_FEATURES bit won't be
 	 * set in pf->state, which will cause ice_is_safe_mode to return
 	 * true
 	 */
-	if (ice_is_safe_mode(pf)) {
+	if (err || ice_is_safe_mode(pf)) {
 		/* we already got function/device capabilities but these don't
 		 * reflect what the driver needs to do in safe mode. Instead of
 		 * adding conditional logic everywhere to ignore these