diff options
author | Alexander Duyck <alexanderduyck@fb.com> | 2021-03-16 17:30:44 -0700 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2021-03-17 11:42:30 -0700 |
commit | c8d4725e985da50979918f57db137e03cb6c55e8 (patch) | |
tree | 223691185fc30fc7d0468d1aa968d988bebdffe7 /drivers/net/ethernet | |
parent | 7888fe53b7066c284e172d98d98d1865d6a9e5a0 (diff) |
intel: Update drivers to use ethtool_sprintf
Update the Intel drivers to make use of ethtool_sprintf. The general idea
is to reduce code size and overhead by replacing the repeated pattern of
string printf statements and ETH_STRING_LEN counter increments.
Signed-off-by: Alexander Duyck <alexanderduyck@fb.com>
Acked-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_ethtool.c | 16 | ||||
-rw-r--r-- | drivers/net/ethernet/intel/ice/ice_ethtool.c | 55 | ||||
-rw-r--r-- | drivers/net/ethernet/intel/igb/igb_ethtool.c | 40 | ||||
-rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c | 40 |
4 files changed, 50 insertions, 101 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c index c70dec65a572..3c9054e13aa5 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -2368,21 +2368,15 @@ static void i40e_get_priv_flag_strings(struct net_device *netdev, u8 *data) struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; - char *p = (char *)data; unsigned int i; + u8 *p = data; - for (i = 0; i < I40E_PRIV_FLAGS_STR_LEN; i++) { - snprintf(p, ETH_GSTRING_LEN, "%s", - i40e_gstrings_priv_flags[i].flag_string); - p += ETH_GSTRING_LEN; - } + for (i = 0; i < I40E_PRIV_FLAGS_STR_LEN; i++) + ethtool_sprintf(&p, i40e_gstrings_priv_flags[i].flag_string); if (pf->hw.pf_id != 0) return; - for (i = 0; i < I40E_GL_PRIV_FLAGS_STR_LEN; i++) { - snprintf(p, ETH_GSTRING_LEN, "%s", - i40e_gl_gstrings_priv_flags[i].flag_string); - p += ETH_GSTRING_LEN; - } + for (i = 0; i < I40E_GL_PRIV_FLAGS_STR_LEN; i++) + ethtool_sprintf(&p, i40e_gl_gstrings_priv_flags[i].flag_string); } static void i40e_get_strings(struct net_device *netdev, u32 stringset, diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c index 2dcfa685b763..4f738425fb44 100644 --- a/drivers/net/ethernet/intel/ice/ice_ethtool.c +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c @@ -871,68 +871,47 @@ static void ice_get_strings(struct net_device *netdev, u32 stringset, u8 *data) { struct ice_netdev_priv *np = netdev_priv(netdev); struct ice_vsi *vsi = np->vsi; - char *p = (char *)data; unsigned int i; + u8 *p = data; switch (stringset) { case ETH_SS_STATS: - for (i = 0; i < ICE_VSI_STATS_LEN; i++) { - snprintf(p, ETH_GSTRING_LEN, "%s", - ice_gstrings_vsi_stats[i].stat_string); - p += ETH_GSTRING_LEN; - } + for (i = 0; i < ICE_VSI_STATS_LEN; i++) + ethtool_sprintf(&p, + ice_gstrings_vsi_stats[i].stat_string); ice_for_each_alloc_txq(vsi, i) { - snprintf(p, ETH_GSTRING_LEN, - "tx_queue_%u_packets", i); - p += ETH_GSTRING_LEN; - snprintf(p, ETH_GSTRING_LEN, "tx_queue_%u_bytes", i); - p += ETH_GSTRING_LEN; + ethtool_sprintf(&p, "tx_queue_%u_packets", i); + ethtool_sprintf(&p, "tx_queue_%u_bytes", i); } ice_for_each_alloc_rxq(vsi, i) { - snprintf(p, ETH_GSTRING_LEN, - "rx_queue_%u_packets", i); - p += ETH_GSTRING_LEN; - snprintf(p, ETH_GSTRING_LEN, "rx_queue_%u_bytes", i); - p += ETH_GSTRING_LEN; + ethtool_sprintf(&p, "rx_queue_%u_packets", i); + ethtool_sprintf(&p, "rx_queue_%u_bytes", i); } if (vsi->type != ICE_VSI_PF) return; - for (i = 0; i < ICE_PF_STATS_LEN; i++) { - snprintf(p, ETH_GSTRING_LEN, "%s", - ice_gstrings_pf_stats[i].stat_string); - p += ETH_GSTRING_LEN; - } + for (i = 0; i < ICE_PF_STATS_LEN; i++) + ethtool_sprintf(&p, + ice_gstrings_pf_stats[i].stat_string); for (i = 0; i < ICE_MAX_USER_PRIORITY; i++) { - snprintf(p, ETH_GSTRING_LEN, - "tx_priority_%u_xon.nic", i); - p += ETH_GSTRING_LEN; - snprintf(p, ETH_GSTRING_LEN, - "tx_priority_%u_xoff.nic", i); - p += ETH_GSTRING_LEN; + ethtool_sprintf(&p, "tx_priority_%u_xon.nic", i); + ethtool_sprintf(&p, "tx_priority_%u_xoff.nic", i); } for (i = 0; i < ICE_MAX_USER_PRIORITY; i++) { - snprintf(p, ETH_GSTRING_LEN, - "rx_priority_%u_xon.nic", i); - p += ETH_GSTRING_LEN; - snprintf(p, ETH_GSTRING_LEN, - "rx_priority_%u_xoff.nic", i); - p += ETH_GSTRING_LEN; + ethtool_sprintf(&p, "rx_priority_%u_xon.nic", i); + ethtool_sprintf(&p, "rx_priority_%u_xoff.nic", i); } break; case ETH_SS_TEST: memcpy(data, ice_gstrings_test, ICE_TEST_LEN * ETH_GSTRING_LEN); break; case ETH_SS_PRIV_FLAGS: - for (i = 0; i < ICE_PRIV_FLAG_ARRAY_SIZE; i++) { - snprintf(p, ETH_GSTRING_LEN, "%s", - ice_gstrings_priv_flags[i].name); - p += ETH_GSTRING_LEN; - } + for (i = 0; i < ICE_PRIV_FLAG_ARRAY_SIZE; i++) + ethtool_sprintf(&p, ice_gstrings_priv_flags[i].name); break; default: break; diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c index 28baf203459a..4ab9f468f08e 100644 --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c @@ -2347,35 +2347,23 @@ static void igb_get_strings(struct net_device *netdev, u32 stringset, u8 *data) IGB_TEST_LEN*ETH_GSTRING_LEN); break; case ETH_SS_STATS: - for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) { - memcpy(p, igb_gstrings_stats[i].stat_string, - ETH_GSTRING_LEN); - p += ETH_GSTRING_LEN; - } - for (i = 0; i < IGB_NETDEV_STATS_LEN; i++) { - memcpy(p, igb_gstrings_net_stats[i].stat_string, - ETH_GSTRING_LEN); - p += ETH_GSTRING_LEN; - } + for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) + ethtool_sprintf(&p, + igb_gstrings_stats[i].stat_string); + for (i = 0; i < IGB_NETDEV_STATS_LEN; i++) + ethtool_sprintf(&p, + igb_gstrings_net_stats[i].stat_string); for (i = 0; i < adapter->num_tx_queues; i++) { - sprintf(p, "tx_queue_%u_packets", i); - p += ETH_GSTRING_LEN; - sprintf(p, "tx_queue_%u_bytes", i); - p += ETH_GSTRING_LEN; - sprintf(p, "tx_queue_%u_restart", i); - p += ETH_GSTRING_LEN; + ethtool_sprintf(&p, "tx_queue_%u_packets", i); + ethtool_sprintf(&p, "tx_queue_%u_bytes", i); + ethtool_sprintf(&p, "tx_queue_%u_restart", i); } for (i = 0; i < adapter->num_rx_queues; i++) { - sprintf(p, "rx_queue_%u_packets", i); - p += ETH_GSTRING_LEN; - sprintf(p, "rx_queue_%u_bytes", i); - p += ETH_GSTRING_LEN; - sprintf(p, "rx_queue_%u_drops", i); - p += ETH_GSTRING_LEN; - sprintf(p, "rx_queue_%u_csum_err", i); - p += ETH_GSTRING_LEN; - sprintf(p, "rx_queue_%u_alloc_failed", i); - p += ETH_GSTRING_LEN; + ethtool_sprintf(&p, "rx_queue_%u_packets", i); + ethtool_sprintf(&p, "rx_queue_%u_bytes", i); + ethtool_sprintf(&p, "rx_queue_%u_drops", i); + ethtool_sprintf(&p, "rx_queue_%u_csum_err", i); + ethtool_sprintf(&p, "rx_queue_%u_alloc_failed", i); } /* BUG_ON(p - data != IGB_STATS_LEN * ETH_GSTRING_LEN); */ break; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c index a280aa34ca1d..4ceaca0f6ce3 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c @@ -1368,45 +1368,33 @@ static void ixgbe_get_ethtool_stats(struct net_device *netdev, static void ixgbe_get_strings(struct net_device *netdev, u32 stringset, u8 *data) { - char *p = (char *)data; unsigned int i; + u8 *p = data; switch (stringset) { case ETH_SS_TEST: - for (i = 0; i < IXGBE_TEST_LEN; i++) { - memcpy(data, ixgbe_gstrings_test[i], ETH_GSTRING_LEN); - data += ETH_GSTRING_LEN; - } + for (i = 0; i < IXGBE_TEST_LEN; i++) + ethtool_sprintf(&p, ixgbe_gstrings_test[i]); break; case ETH_SS_STATS: - for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) { - memcpy(p, ixgbe_gstrings_stats[i].stat_string, - ETH_GSTRING_LEN); - p += ETH_GSTRING_LEN; - } + for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) + ethtool_sprintf(&p, + ixgbe_gstrings_stats[i].stat_string); for (i = 0; i < netdev->num_tx_queues; i++) { - sprintf(p, "tx_queue_%u_packets", i); - p += ETH_GSTRING_LEN; - sprintf(p, "tx_queue_%u_bytes", i); - p += ETH_GSTRING_LEN; + ethtool_sprintf(&p, "tx_queue_%u_packets", i); + ethtool_sprintf(&p, "tx_queue_%u_bytes", i); } for (i = 0; i < IXGBE_NUM_RX_QUEUES; i++) { - sprintf(p, "rx_queue_%u_packets", i); - p += ETH_GSTRING_LEN; - sprintf(p, "rx_queue_%u_bytes", i); - p += ETH_GSTRING_LEN; + ethtool_sprintf(&p, "rx_queue_%u_packets", i); + ethtool_sprintf(&p, "rx_queue_%u_bytes", i); } for (i = 0; i < IXGBE_MAX_PACKET_BUFFERS; i++) { - sprintf(p, "tx_pb_%u_pxon", i); - p += ETH_GSTRING_LEN; - sprintf(p, "tx_pb_%u_pxoff", i); - p += ETH_GSTRING_LEN; + ethtool_sprintf(&p, "tx_pb_%u_pxon", i); + ethtool_sprintf(&p, "tx_pb_%u_pxoff", i); } for (i = 0; i < IXGBE_MAX_PACKET_BUFFERS; i++) { - sprintf(p, "rx_pb_%u_pxon", i); - p += ETH_GSTRING_LEN; - sprintf(p, "rx_pb_%u_pxoff", i); - p += ETH_GSTRING_LEN; + ethtool_sprintf(&p, "rx_pb_%u_pxon", i); + ethtool_sprintf(&p, "rx_pb_%u_pxoff", i); } /* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */ break; |