diff mbox series

[RFCv5,net-next,11/20] net: use netdev_features_clear_bit helpers

Message ID 20220324154932.17557-12-shenjian15@huawei.com (mailing list archive)
State RFC
Delegated to: Netdev Maintainers
Headers show
Series net: extend the type of netdev_features_t to bitmap | expand

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Context Check Description
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count fail Series longer than 15 patches (and no cover letter)
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit fail Errors and warnings before: 506 this patch: 441
netdev/cc_maintainers warning 5 maintainers not CCed: habetsm.xilinx@gmail.com yisen.zhuang@huawei.com edumazet@google.com pabeni@redhat.com salil.mehta@huawei.com
netdev/build_clang fail Errors and warnings before: 373 this patch: 696
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn fail Errors and warnings before: 305 this patch: 471
netdev/checkpatch warning WARNING: line length of 82 exceeds 80 columns
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

shenjian (K) March 24, 2022, 3:49 p.m. UTC
Replace the '&~' and '&= ~' operations of single feature bit by
netdev_features_clear_bit helpers.

Signed-off-by: Jian Shen <shenjian15@huawei.com>
---
 .../net/ethernet/hisilicon/hns3/hns3_enet.c   |  3 +-
 drivers/net/ethernet/sfc/ef10_sriov.c         |  3 +-
 drivers/net/ethernet/sfc/efx.c                |  5 ++-
 drivers/net/ethernet/sfc/falcon/efx.c         |  3 +-
 drivers/net/ethernet/sfc/mcdi_filters.c       |  9 ++--
 net/core/dev.c                                | 43 +++++++++++--------
 6 files changed, 39 insertions(+), 27 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index bdb430ba15de..7d9b72667ddb 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -3299,7 +3299,8 @@  static void hns3_set_default_feature(struct net_device *netdev)
 
 	netdev_hw_features_direct_or(netdev, netdev->active_features);
 	if (!test_bit(HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B, ae_dev->caps))
-		netdev->hw_features &= ~NETIF_F_HW_VLAN_CTAG_FILTER;
+		netdev_hw_features_clear_bit(netdev,
+					     NETIF_F_HW_VLAN_CTAG_FILTER_BIT);
 
 	netdev_features_zero(&vlan_off_features);
 	netdev_features_set_array(hns3_vlan_off_features_array,
diff --git a/drivers/net/ethernet/sfc/ef10_sriov.c b/drivers/net/ethernet/sfc/ef10_sriov.c
index 215a84981cbc..6693d59321dd 100644
--- a/drivers/net/ethernet/sfc/ef10_sriov.c
+++ b/drivers/net/ethernet/sfc/ef10_sriov.c
@@ -246,7 +246,8 @@  static int efx_ef10_vadaptor_alloc_set_features(struct efx_nic *efx)
 		netdev_features_set_bit(NETIF_F_HW_VLAN_CTAG_FILTER_BIT,
 					&efx->fixed_features);
 	else
-		efx->fixed_features &= ~NETIF_F_HW_VLAN_CTAG_FILTER;
+		netdev_features_clear_bit(NETIF_F_HW_VLAN_CTAG_FILTER_BIT,
+					  &efx->fixed_features);
 
 	return 0;
 
diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c
index c46e02ee3d14..98f578841580 100644
--- a/drivers/net/ethernet/sfc/efx.c
+++ b/drivers/net/ethernet/sfc/efx.c
@@ -1038,13 +1038,14 @@  static int efx_pci_probe_post_io(struct efx_nic *efx)
 	netdev_hw_features_direct_or(net_dev, tmp);
 
 	/* Disable receiving frames with bad FCS, by default. */
-	net_dev->active_features &= ~NETIF_F_RXALL;
+	netdev_active_features_clear_bit(net_dev, NETIF_F_RXALL_BIT);
 
 	/* Disable VLAN filtering by default.  It may be enforced if
 	 * the feature is fixed (i.e. VLAN filters are required to
 	 * receive VLAN tagged packets due to vPort restrictions).
 	 */
-	net_dev->active_features &= ~NETIF_F_HW_VLAN_CTAG_FILTER;
+	netdev_active_features_clear_bit(net_dev,
+					 NETIF_F_HW_VLAN_CTAG_FILTER_BIT);
 	netdev_active_features_direct_or(net_dev, efx->fixed_features);
 
 	rc = efx_register_netdev(efx);
diff --git a/drivers/net/ethernet/sfc/falcon/efx.c b/drivers/net/ethernet/sfc/falcon/efx.c
index 9f745263766d..143f72575557 100644
--- a/drivers/net/ethernet/sfc/falcon/efx.c
+++ b/drivers/net/ethernet/sfc/falcon/efx.c
@@ -2929,7 +2929,8 @@  static int ef4_pci_probe(struct pci_dev *pci_dev,
 	 * the feature is fixed (i.e. VLAN filters are required to
 	 * receive VLAN tagged packets due to vPort restrictions).
 	 */
-	net_dev->active_features &= ~NETIF_F_HW_VLAN_CTAG_FILTER;
+	netdev_active_features_clear_bit(net_dev,
+					 NETIF_F_HW_VLAN_CTAG_FILTER_BIT);
 	netdev_active_features_direct_or(net_dev, efx->fixed_features);
 
 	rc = ef4_register_netdev(efx);
diff --git a/drivers/net/ethernet/sfc/mcdi_filters.c b/drivers/net/ethernet/sfc/mcdi_filters.c
index 2ff62bc67e03..10a78925c09d 100644
--- a/drivers/net/ethernet/sfc/mcdi_filters.c
+++ b/drivers/net/ethernet/sfc/mcdi_filters.c
@@ -1326,9 +1326,12 @@  int efx_mcdi_filter_table_probe(struct efx_nic *efx, bool multicast_chaining)
 		(EFX_FILTER_MATCH_OUTER_VID | EFX_FILTER_MATCH_LOC_MAC_IG)))) {
 		netif_info(efx, probe, net_dev,
 			   "VLAN filters are not supported in this firmware variant\n");
-		net_dev->active_features &= ~NETIF_F_HW_VLAN_CTAG_FILTER;
-		efx->fixed_features &= ~NETIF_F_HW_VLAN_CTAG_FILTER;
-		net_dev->hw_features &= ~NETIF_F_HW_VLAN_CTAG_FILTER;
+		netdev_active_features_clear_bit(net_dev,
+						 NETIF_F_HW_VLAN_CTAG_FILTER_BIT);
+		netdev_features_clear_bit(NETIF_F_HW_VLAN_CTAG_FILTER_BIT,
+					  &efx->fixed_features);
+		netdev_hw_features_clear_bit(net_dev,
+					     NETIF_F_HW_VLAN_CTAG_FILTER_BIT);
 	}
 
 	table->entry = vzalloc(array_size(EFX_MCDI_FILTER_TBL_ROWS,
diff --git a/net/core/dev.c b/net/core/dev.c
index af09e138475a..3e7f5ac4d34a 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1577,7 +1577,7 @@  void dev_disable_lro(struct net_device *dev)
 	struct net_device *lower_dev;
 	struct list_head *iter;
 
-	dev->wanted_features &= ~NETIF_F_LRO;
+	netdev_wanted_features_clear_bit(dev, NETIF_F_LRO_BIT);
 	netdev_update_features(dev);
 
 	if (unlikely(dev->active_features & NETIF_F_LRO))
@@ -1598,7 +1598,7 @@  EXPORT_SYMBOL(dev_disable_lro);
  */
 static void dev_disable_gro_hw(struct net_device *dev)
 {
-	dev->wanted_features &= ~NETIF_F_GRO_HW;
+	netdev_wanted_features_clear_bit(dev, NETIF_F_GRO_HW_BIT);
 	netdev_update_features(dev);
 
 	if (unlikely(dev->active_features & NETIF_F_GRO_HW))
@@ -3329,7 +3329,8 @@  struct sk_buff *__skb_gso_segment(struct sk_buff *skb,
 		netdev_features_set_bit(NETIF_F_GSO_ROBUST_BIT,
 					&partial_features);
 		if (!skb_gso_ok(skb, netdev_features_or(features, partial_features)))
-			features &= ~NETIF_F_GSO_PARTIAL;
+			netdev_features_clear_bit(NETIF_F_GSO_PARTIAL_BIT,
+						  &features);
 	}
 
 	BUILD_BUG_ON(SKB_GSO_CB_OFFSET +
@@ -3419,7 +3420,7 @@  static netdev_features_t harmonize_features(struct sk_buff *skb,
 		features &= ~netdev_csum_gso_features_mask;
 	}
 	if (illegal_highdma(skb->dev, skb))
-		features &= ~NETIF_F_SG;
+		netdev_features_clear_bit(NETIF_F_SG_BIT, &features);
 
 	return features;
 }
@@ -3470,7 +3471,8 @@  static netdev_features_t gso_features_check(const struct sk_buff *skb,
 				    inner_ip_hdr(skb) : ip_hdr(skb);
 
 		if (!(iph->frag_off & htons(IP_DF)))
-			features &= ~NETIF_F_TSO_MANGLEID;
+			netdev_features_clear_bit(NETIF_F_TSO_MANGLEID_BIT,
+						  &features);
 	}
 
 	return features;
@@ -9490,30 +9492,30 @@  static netdev_features_t netdev_fix_features(struct net_device *dev,
 	if ((features & NETIF_F_TSO) && !(features & NETIF_F_HW_CSUM) &&
 					!(features & NETIF_F_IP_CSUM)) {
 		netdev_dbg(dev, "Dropping TSO features since no CSUM feature.\n");
-		features &= ~NETIF_F_TSO;
-		features &= ~NETIF_F_TSO_ECN;
+		netdev_features_clear_bit(NETIF_F_TSO_BIT, &features);
+		netdev_features_clear_bit(NETIF_F_TSO_ECN_BIT, &features);
 	}
 
 	if ((features & NETIF_F_TSO6) && !(features & NETIF_F_HW_CSUM) &&
 					 !(features & NETIF_F_IPV6_CSUM)) {
 		netdev_dbg(dev, "Dropping TSO6 features since no CSUM feature.\n");
-		features &= ~NETIF_F_TSO6;
+		netdev_features_clear_bit(NETIF_F_TSO6_BIT, &features);
 	}
 
 	/* TSO with IPv4 ID mangling requires IPv4 TSO be enabled */
 	if ((features & NETIF_F_TSO_MANGLEID) && !(features & NETIF_F_TSO))
-		features &= ~NETIF_F_TSO_MANGLEID;
+		netdev_features_clear_bit(NETIF_F_TSO_MANGLEID_BIT, &features);
 
 	/* TSO ECN requires that TSO is present as well. */
 	tmp = NETIF_F_ALL_TSO;
-	tmp &= ~NETIF_F_TSO_ECN;
+	netdev_features_clear_bit(NETIF_F_TSO_ECN_BIT, &tmp);
 	if (!(features & tmp) && (features & NETIF_F_TSO_ECN))
-		features &= ~NETIF_F_TSO_ECN;
+		netdev_features_clear_bit(NETIF_F_TSO_ECN_BIT, &features);
 
 	/* Software GSO depends on SG. */
 	if ((features & NETIF_F_GSO) && !(features & NETIF_F_SG)) {
 		netdev_dbg(dev, "Dropping NETIF_F_GSO since no SG feature.\n");
-		features &= ~NETIF_F_GSO;
+		netdev_features_clear_bit(NETIF_F_GSO_BIT, &features);
 	}
 
 	/* GSO partial features require GSO partial be set */
@@ -9532,7 +9534,8 @@  static netdev_features_t netdev_fix_features(struct net_device *dev,
 		 */
 		if (features & NETIF_F_GRO_HW) {
 			netdev_dbg(dev, "Dropping NETIF_F_GRO_HW since no RXCSUM feature.\n");
-			features &= ~NETIF_F_GRO_HW;
+			netdev_features_clear_bit(NETIF_F_GRO_HW_BIT,
+						  &features);
 		}
 	}
 
@@ -9540,18 +9543,19 @@  static netdev_features_t netdev_fix_features(struct net_device *dev,
 	if (features & NETIF_F_RXFCS) {
 		if (features & NETIF_F_LRO) {
 			netdev_dbg(dev, "Dropping LRO feature since RX-FCS is requested.\n");
-			features &= ~NETIF_F_LRO;
+			netdev_features_clear_bit(NETIF_F_LRO_BIT, &features);
 		}
 
 		if (features & NETIF_F_GRO_HW) {
 			netdev_dbg(dev, "Dropping HW-GRO feature since RX-FCS is requested.\n");
-			features &= ~NETIF_F_GRO_HW;
+			netdev_features_clear_bit(NETIF_F_GRO_HW_BIT,
+						  &features);
 		}
 	}
 
 	if ((features & NETIF_F_GRO_HW) && (features & NETIF_F_LRO)) {
 		netdev_dbg(dev, "Dropping LRO feature since HW-GRO is requested.\n");
-		features &= ~NETIF_F_LRO;
+		netdev_features_clear_bit(NETIF_F_LRO_BIT, &features);
 	}
 
 	if (features & NETIF_F_HW_TLS_TX) {
@@ -9561,13 +9565,14 @@  static netdev_features_t netdev_fix_features(struct net_device *dev,
 
 		if (!ip_csum && !hw_csum) {
 			netdev_dbg(dev, "Dropping TLS TX HW offload feature since no CSUM feature.\n");
-			features &= ~NETIF_F_HW_TLS_TX;
+			netdev_features_clear_bit(NETIF_F_HW_TLS_TX_BIT,
+						  &features);
 		}
 	}
 
 	if ((features & NETIF_F_HW_TLS_RX) && !(features & NETIF_F_RXCSUM)) {
 		netdev_dbg(dev, "Dropping TLS RX HW offload feature since no RXCSUM feature.\n");
-		features &= ~NETIF_F_HW_TLS_RX;
+		netdev_features_clear_bit(NETIF_F_HW_TLS_RX_BIT, &features);
 	}
 
 	return features;
@@ -11048,7 +11053,7 @@  netdev_features_t netdev_increment_features(netdev_features_t all,
 	/* If one device supports hw checksumming, set for all. */
 	if (all & NETIF_F_HW_CSUM) {
 		tmp = NETIF_F_CSUM_MASK;
-		tmp &= ~NETIF_F_HW_CSUM;
+		netdev_features_clear_bit(NETIF_F_HW_CSUM_BIT, &tmp);
 		all &= ~tmp;
 	}