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Diffstat (limited to 'drivers/net/ixgbe/ixgbe_dcb.c')
-rw-r--r--drivers/net/ixgbe/ixgbe_dcb.c219
1 files changed, 0 insertions, 219 deletions
diff --git a/drivers/net/ixgbe/ixgbe_dcb.c b/drivers/net/ixgbe/ixgbe_dcb.c
index 9aea4f04bbd2..8bb9ddb6dffe 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
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 02:35:48 +0100