diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-23 11:47:02 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-23 11:47:02 -0700 |
commit | 5f05647dd81c11a6a165ccc8f0c1370b16f3bcb0 (patch) | |
tree | 7851ef1c93aa1aba7ef327ca4b75fd35e6d10f29 /drivers/net/ixgbe/ixgbe_dcb.c | |
parent | 02f36038c568111ad4fc433f6fa760ff5e38fab4 (diff) | |
parent | ec37a48d1d16c30b655ac5280209edf52a6775d4 (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1699 commits)
bnx2/bnx2x: Unsupported Ethtool operations should return -EINVAL.
vlan: Calling vlan_hwaccel_do_receive() is always valid.
tproxy: use the interface primary IP address as a default value for --on-ip
tproxy: added IPv6 support to the socket match
cxgb3: function namespace cleanup
tproxy: added IPv6 support to the TPROXY target
tproxy: added IPv6 socket lookup function to nf_tproxy_core
be2net: Changes to use only priority codes allowed by f/w
tproxy: allow non-local binds of IPv6 sockets if IP_TRANSPARENT is enabled
tproxy: added tproxy sockopt interface in the IPV6 layer
tproxy: added udp6_lib_lookup function
tproxy: added const specifiers to udp lookup functions
tproxy: split off ipv6 defragmentation to a separate module
l2tp: small cleanup
nf_nat: restrict ICMP translation for embedded header
can: mcp251x: fix generation of error frames
can: mcp251x: fix endless loop in interrupt handler if CANINTF_MERRF is set
can-raw: add msg_flags to distinguish local traffic
9p: client code cleanup
rds: make local functions/variables static
...
Fix up conflicts in net/core/dev.c, drivers/net/pcmcia/smc91c92_cs.c and
drivers/net/wireless/ath/ath9k/debug.c as per David
Diffstat (limited to 'drivers/net/ixgbe/ixgbe_dcb.c')
-rw-r--r-- | drivers/net/ixgbe/ixgbe_dcb.c | 219 |
1 files changed, 0 insertions, 219 deletions
diff --git a/drivers/net/ixgbe/ixgbe_dcb.c b/drivers/net/ixgbe/ixgbe_dcb.c index 9aea4f04bbd..8bb9ddb6dff 100644 --- a/drivers/net/ixgbe/ixgbe_dcb.c +++ b/drivers/net/ixgbe/ixgbe_dcb.c @@ -34,98 +34,6 @@ #include "ixgbe_dcb_82599.h" /** - * ixgbe_dcb_config - Struct containing DCB settings. - * @dcb_config: Pointer to DCB config structure - * - * This function checks DCB rules for DCB settings. - * The following rules are checked: - * 1. The sum of bandwidth percentages of all Bandwidth Groups must total 100%. - * 2. The sum of bandwidth percentages of all Traffic Classes within a Bandwidth - * Group must total 100. - * 3. A Traffic Class should not be set to both Link Strict Priority - * and Group Strict Priority. - * 4. Link strict Bandwidth Groups can only have link strict traffic classes - * with zero bandwidth. - */ -s32 ixgbe_dcb_check_config(struct ixgbe_dcb_config *dcb_config) -{ - struct tc_bw_alloc *p; - s32 ret_val = 0; - u8 i, j, bw = 0, bw_id; - u8 bw_sum[2][MAX_BW_GROUP]; - bool link_strict[2][MAX_BW_GROUP]; - - memset(bw_sum, 0, sizeof(bw_sum)); - memset(link_strict, 0, sizeof(link_strict)); - - /* First Tx, then Rx */ - for (i = 0; i < 2; i++) { - /* Check each traffic class for rule violation */ - for (j = 0; j < MAX_TRAFFIC_CLASS; j++) { - p = &dcb_config->tc_config[j].path[i]; - - bw = p->bwg_percent; - bw_id = p->bwg_id; - - if (bw_id >= MAX_BW_GROUP) { - ret_val = DCB_ERR_CONFIG; - goto err_config; - } - if (p->prio_type == prio_link) { - link_strict[i][bw_id] = true; - /* Link strict should have zero bandwidth */ - if (bw) { - ret_val = DCB_ERR_LS_BW_NONZERO; - goto err_config; - } - } else if (!bw) { - /* - * Traffic classes without link strict - * should have non-zero bandwidth. - */ - ret_val = DCB_ERR_TC_BW_ZERO; - goto err_config; - } - bw_sum[i][bw_id] += bw; - } - - bw = 0; - - /* Check each bandwidth group for rule violation */ - for (j = 0; j < MAX_BW_GROUP; j++) { - bw += dcb_config->bw_percentage[i][j]; - /* - * Sum of bandwidth percentages of all traffic classes - * within a Bandwidth Group must total 100 except for - * link strict group (zero bandwidth). - */ - if (link_strict[i][j]) { - if (bw_sum[i][j]) { - /* - * Link strict group should have zero - * bandwidth. - */ - ret_val = DCB_ERR_LS_BWG_NONZERO; - goto err_config; - } - } else if (bw_sum[i][j] != BW_PERCENT && - bw_sum[i][j] != 0) { - ret_val = DCB_ERR_TC_BW; - goto err_config; - } - } - - if (bw != BW_PERCENT) { - ret_val = DCB_ERR_BW_GROUP; - goto err_config; - } - } - -err_config: - return ret_val; -} - -/** * ixgbe_dcb_calculate_tc_credits - Calculates traffic class credits * @ixgbe_dcb_config: Struct containing DCB settings. * @direction: Configuring either Tx or Rx. @@ -203,133 +111,6 @@ out: } /** - * ixgbe_dcb_get_tc_stats - Returns status of each traffic class - * @hw: pointer to hardware structure - * @stats: pointer to statistics structure - * @tc_count: Number of elements in bwg_array. - * - * This function returns the status data for each of the Traffic Classes in use. - */ -s32 ixgbe_dcb_get_tc_stats(struct ixgbe_hw *hw, struct ixgbe_hw_stats *stats, - u8 tc_count) -{ - s32 ret = 0; - if (hw->mac.type == ixgbe_mac_82598EB) - ret = ixgbe_dcb_get_tc_stats_82598(hw, stats, tc_count); - else if (hw->mac.type == ixgbe_mac_82599EB) - ret = ixgbe_dcb_get_tc_stats_82599(hw, stats, tc_count); - return ret; -} - -/** - * ixgbe_dcb_get_pfc_stats - Returns CBFC status of each traffic class - * hw - pointer to hardware structure - * stats - pointer to statistics structure - * tc_count - Number of elements in bwg_array. - * - * This function returns the CBFC status data for each of the Traffic Classes. - */ -s32 ixgbe_dcb_get_pfc_stats(struct ixgbe_hw *hw, struct ixgbe_hw_stats *stats, - u8 tc_count) -{ - s32 ret = 0; - if (hw->mac.type == ixgbe_mac_82598EB) - ret = ixgbe_dcb_get_pfc_stats_82598(hw, stats, tc_count); - else if (hw->mac.type == ixgbe_mac_82599EB) - ret = ixgbe_dcb_get_pfc_stats_82599(hw, stats, tc_count); - return ret; -} - -/** - * ixgbe_dcb_config_rx_arbiter - Config Rx arbiter - * @hw: pointer to hardware structure - * @dcb_config: pointer to ixgbe_dcb_config structure - * - * Configure Rx Data Arbiter and credits for each traffic class. - */ -s32 ixgbe_dcb_config_rx_arbiter(struct ixgbe_hw *hw, - struct ixgbe_dcb_config *dcb_config) -{ - s32 ret = 0; - if (hw->mac.type == ixgbe_mac_82598EB) - ret = ixgbe_dcb_config_rx_arbiter_82598(hw, dcb_config); - else if (hw->mac.type == ixgbe_mac_82599EB) - ret = ixgbe_dcb_config_rx_arbiter_82599(hw, dcb_config); - return ret; -} - -/** - * ixgbe_dcb_config_tx_desc_arbiter - Config Tx Desc arbiter - * @hw: pointer to hardware structure - * @dcb_config: pointer to ixgbe_dcb_config structure - * - * Configure Tx Descriptor Arbiter and credits for each traffic class. - */ -s32 ixgbe_dcb_config_tx_desc_arbiter(struct ixgbe_hw *hw, - struct ixgbe_dcb_config *dcb_config) -{ - s32 ret = 0; - if (hw->mac.type == ixgbe_mac_82598EB) - ret = ixgbe_dcb_config_tx_desc_arbiter_82598(hw, dcb_config); - else if (hw->mac.type == ixgbe_mac_82599EB) - ret = ixgbe_dcb_config_tx_desc_arbiter_82599(hw, dcb_config); - return ret; -} - -/** - * ixgbe_dcb_config_tx_data_arbiter - Config Tx data arbiter - * @hw: pointer to hardware structure - * @dcb_config: pointer to ixgbe_dcb_config structure - * - * Configure Tx Data Arbiter and credits for each traffic class. - */ -s32 ixgbe_dcb_config_tx_data_arbiter(struct ixgbe_hw *hw, - struct ixgbe_dcb_config *dcb_config) -{ - s32 ret = 0; - if (hw->mac.type == ixgbe_mac_82598EB) - ret = ixgbe_dcb_config_tx_data_arbiter_82598(hw, dcb_config); - else if (hw->mac.type == ixgbe_mac_82599EB) - ret = ixgbe_dcb_config_tx_data_arbiter_82599(hw, dcb_config); - return ret; -} - -/** - * ixgbe_dcb_config_pfc - Config priority flow control - * @hw: pointer to hardware structure - * @dcb_config: pointer to ixgbe_dcb_config structure - * - * Configure Priority Flow Control for each traffic class. - */ -s32 ixgbe_dcb_config_pfc(struct ixgbe_hw *hw, - struct ixgbe_dcb_config *dcb_config) -{ - s32 ret = 0; - if (hw->mac.type == ixgbe_mac_82598EB) - ret = ixgbe_dcb_config_pfc_82598(hw, dcb_config); - else if (hw->mac.type == ixgbe_mac_82599EB) - ret = ixgbe_dcb_config_pfc_82599(hw, dcb_config); - return ret; -} - -/** - * ixgbe_dcb_config_tc_stats - Config traffic class statistics - * @hw: pointer to hardware structure - * - * Configure queue statistics registers, all queues belonging to same traffic - * class uses a single set of queue statistics counters. - */ -s32 ixgbe_dcb_config_tc_stats(struct ixgbe_hw *hw) -{ - s32 ret = 0; - if (hw->mac.type == ixgbe_mac_82598EB) - ret = ixgbe_dcb_config_tc_stats_82598(hw); - else if (hw->mac.type == ixgbe_mac_82599EB) - ret = ixgbe_dcb_config_tc_stats_82599(hw); - return ret; -} - -/** * ixgbe_dcb_hw_config - Config and enable DCB * @hw: pointer to hardware structure * @dcb_config: pointer to ixgbe_dcb_config structure |