2010-12-13 13:44:18 +08:00
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/* bnx2x_dcb.c: Broadcom Everest network driver.
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*
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* Copyright 2009-2010 Broadcom Corporation
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*
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* Unless you and Broadcom execute a separate written software license
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* agreement governing use of this software, this software is licensed to you
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* under the terms of the GNU General Public License version 2, available
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* at http://www.gnu.org/licenses/old-licenses/gpl-2.0.html (the "GPL").
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*
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* Notwithstanding the above, under no circumstances may you combine this
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* software in any way with any other Broadcom software provided under a
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* license other than the GPL, without Broadcom's express prior written
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* consent.
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*
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* Maintained by: Eilon Greenstein <eilong@broadcom.com>
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* Written by: Dmitry Kravkov
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*
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*/
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#include <linux/netdevice.h>
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#include <linux/types.h>
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#include <linux/errno.h>
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2011-03-01 04:19:55 +08:00
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#ifdef BCM_DCBNL
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#include <linux/dcbnl.h>
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#endif
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2010-12-13 13:44:18 +08:00
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#include "bnx2x.h"
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#include "bnx2x_cmn.h"
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#include "bnx2x_dcb.h"
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/* forward declarations of dcbx related functions */
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static void bnx2x_dcbx_stop_hw_tx(struct bnx2x *bp);
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static void bnx2x_pfc_set_pfc(struct bnx2x *bp);
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static void bnx2x_dcbx_update_ets_params(struct bnx2x *bp);
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static void bnx2x_dcbx_resume_hw_tx(struct bnx2x *bp);
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static void bnx2x_dcbx_get_ets_pri_pg_tbl(struct bnx2x *bp,
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u32 *set_configuration_ets_pg,
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u32 *pri_pg_tbl);
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static void bnx2x_dcbx_get_num_pg_traf_type(struct bnx2x *bp,
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u32 *pg_pri_orginal_spread,
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struct pg_help_data *help_data);
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static void bnx2x_dcbx_fill_cos_params(struct bnx2x *bp,
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struct pg_help_data *help_data,
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struct dcbx_ets_feature *ets,
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u32 *pg_pri_orginal_spread);
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static void bnx2x_dcbx_separate_pauseable_from_non(struct bnx2x *bp,
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struct cos_help_data *cos_data,
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u32 *pg_pri_orginal_spread,
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struct dcbx_ets_feature *ets);
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static void bnx2x_pfc_fw_struct_e2(struct bnx2x *bp);
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static void bnx2x_pfc_set(struct bnx2x *bp)
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{
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struct bnx2x_nig_brb_pfc_port_params pfc_params = {0};
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u32 pri_bit, val = 0;
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u8 pri;
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/* Tx COS configuration */
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if (bp->dcbx_port_params.ets.cos_params[0].pauseable)
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pfc_params.rx_cos0_priority_mask =
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bp->dcbx_port_params.ets.cos_params[0].pri_bitmask;
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if (bp->dcbx_port_params.ets.cos_params[1].pauseable)
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pfc_params.rx_cos1_priority_mask =
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bp->dcbx_port_params.ets.cos_params[1].pri_bitmask;
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/**
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* Rx COS configuration
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* Changing PFC RX configuration .
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* In RX COS0 will always be configured to lossy and COS1 to lossless
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*/
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for (pri = 0 ; pri < MAX_PFC_PRIORITIES ; pri++) {
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pri_bit = 1 << pri;
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if (pri_bit & DCBX_PFC_PRI_PAUSE_MASK(bp))
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val |= 1 << (pri * 4);
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}
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pfc_params.pkt_priority_to_cos = val;
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/* RX COS0 */
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pfc_params.llfc_low_priority_classes = 0;
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/* RX COS1 */
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pfc_params.llfc_high_priority_classes = DCBX_PFC_PRI_PAUSE_MASK(bp);
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/* BRB configuration */
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pfc_params.cos0_pauseable = false;
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pfc_params.cos1_pauseable = true;
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bnx2x_acquire_phy_lock(bp);
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bp->link_params.feature_config_flags |= FEATURE_CONFIG_PFC_ENABLED;
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bnx2x_update_pfc(&bp->link_params, &bp->link_vars, &pfc_params);
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bnx2x_release_phy_lock(bp);
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}
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static void bnx2x_pfc_clear(struct bnx2x *bp)
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{
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struct bnx2x_nig_brb_pfc_port_params nig_params = {0};
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nig_params.pause_enable = 1;
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#ifdef BNX2X_SAFC
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if (bp->flags & SAFC_TX_FLAG) {
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u32 high = 0, low = 0;
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int i;
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for (i = 0; i < BNX2X_MAX_PRIORITY; i++) {
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if (bp->pri_map[i] == 1)
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high |= (1 << i);
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if (bp->pri_map[i] == 0)
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low |= (1 << i);
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}
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nig_params.llfc_low_priority_classes = high;
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nig_params.llfc_low_priority_classes = low;
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nig_params.pause_enable = 0;
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nig_params.llfc_enable = 1;
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nig_params.llfc_out_en = 1;
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}
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#endif /* BNX2X_SAFC */
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bnx2x_acquire_phy_lock(bp);
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bp->link_params.feature_config_flags &= ~FEATURE_CONFIG_PFC_ENABLED;
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bnx2x_update_pfc(&bp->link_params, &bp->link_vars, &nig_params);
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bnx2x_release_phy_lock(bp);
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}
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static void bnx2x_dump_dcbx_drv_param(struct bnx2x *bp,
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struct dcbx_features *features,
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u32 error)
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{
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u8 i = 0;
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DP(NETIF_MSG_LINK, "local_mib.error %x\n", error);
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/* PG */
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DP(NETIF_MSG_LINK,
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"local_mib.features.ets.enabled %x\n", features->ets.enabled);
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for (i = 0; i < DCBX_MAX_NUM_PG_BW_ENTRIES; i++)
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DP(NETIF_MSG_LINK,
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"local_mib.features.ets.pg_bw_tbl[%d] %d\n", i,
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DCBX_PG_BW_GET(features->ets.pg_bw_tbl, i));
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for (i = 0; i < DCBX_MAX_NUM_PRI_PG_ENTRIES; i++)
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DP(NETIF_MSG_LINK,
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"local_mib.features.ets.pri_pg_tbl[%d] %d\n", i,
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DCBX_PRI_PG_GET(features->ets.pri_pg_tbl, i));
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/* pfc */
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DP(NETIF_MSG_LINK, "dcbx_features.pfc.pri_en_bitmap %x\n",
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features->pfc.pri_en_bitmap);
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DP(NETIF_MSG_LINK, "dcbx_features.pfc.pfc_caps %x\n",
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features->pfc.pfc_caps);
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DP(NETIF_MSG_LINK, "dcbx_features.pfc.enabled %x\n",
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features->pfc.enabled);
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DP(NETIF_MSG_LINK, "dcbx_features.app.default_pri %x\n",
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features->app.default_pri);
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DP(NETIF_MSG_LINK, "dcbx_features.app.tc_supported %x\n",
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features->app.tc_supported);
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DP(NETIF_MSG_LINK, "dcbx_features.app.enabled %x\n",
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features->app.enabled);
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for (i = 0; i < DCBX_MAX_APP_PROTOCOL; i++) {
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DP(NETIF_MSG_LINK,
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"dcbx_features.app.app_pri_tbl[%x].app_id %x\n",
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i, features->app.app_pri_tbl[i].app_id);
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DP(NETIF_MSG_LINK,
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"dcbx_features.app.app_pri_tbl[%x].pri_bitmap %x\n",
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i, features->app.app_pri_tbl[i].pri_bitmap);
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DP(NETIF_MSG_LINK,
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"dcbx_features.app.app_pri_tbl[%x].appBitfield %x\n",
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i, features->app.app_pri_tbl[i].appBitfield);
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}
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}
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static void bnx2x_dcbx_get_ap_priority(struct bnx2x *bp,
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u8 pri_bitmap,
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u8 llfc_traf_type)
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{
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u32 pri = MAX_PFC_PRIORITIES;
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u32 index = MAX_PFC_PRIORITIES - 1;
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u32 pri_mask;
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u32 *ttp = bp->dcbx_port_params.app.traffic_type_priority;
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/* Choose the highest priority */
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while ((MAX_PFC_PRIORITIES == pri) && (0 != index)) {
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pri_mask = 1 << index;
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if (GET_FLAGS(pri_bitmap, pri_mask))
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pri = index ;
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index--;
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}
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if (pri < MAX_PFC_PRIORITIES)
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ttp[llfc_traf_type] = max_t(u32, ttp[llfc_traf_type], pri);
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}
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static void bnx2x_dcbx_get_ap_feature(struct bnx2x *bp,
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struct dcbx_app_priority_feature *app,
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u32 error) {
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u8 index;
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u32 *ttp = bp->dcbx_port_params.app.traffic_type_priority;
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if (GET_FLAGS(error, DCBX_LOCAL_APP_ERROR))
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DP(NETIF_MSG_LINK, "DCBX_LOCAL_APP_ERROR\n");
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if (app->enabled && !GET_FLAGS(error, DCBX_LOCAL_APP_ERROR)) {
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bp->dcbx_port_params.app.enabled = true;
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for (index = 0 ; index < LLFC_DRIVER_TRAFFIC_TYPE_MAX; index++)
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ttp[index] = 0;
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if (app->default_pri < MAX_PFC_PRIORITIES)
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ttp[LLFC_TRAFFIC_TYPE_NW] = app->default_pri;
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for (index = 0 ; index < DCBX_MAX_APP_PROTOCOL; index++) {
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struct dcbx_app_priority_entry *entry =
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app->app_pri_tbl;
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if (GET_FLAGS(entry[index].appBitfield,
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DCBX_APP_SF_ETH_TYPE) &&
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ETH_TYPE_FCOE == entry[index].app_id)
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bnx2x_dcbx_get_ap_priority(bp,
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entry[index].pri_bitmap,
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LLFC_TRAFFIC_TYPE_FCOE);
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if (GET_FLAGS(entry[index].appBitfield,
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DCBX_APP_SF_PORT) &&
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TCP_PORT_ISCSI == entry[index].app_id)
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bnx2x_dcbx_get_ap_priority(bp,
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entry[index].pri_bitmap,
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LLFC_TRAFFIC_TYPE_ISCSI);
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}
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} else {
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DP(NETIF_MSG_LINK, "DCBX_LOCAL_APP_DISABLED\n");
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bp->dcbx_port_params.app.enabled = false;
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for (index = 0 ; index < LLFC_DRIVER_TRAFFIC_TYPE_MAX; index++)
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ttp[index] = INVALID_TRAFFIC_TYPE_PRIORITY;
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}
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}
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static void bnx2x_dcbx_get_ets_feature(struct bnx2x *bp,
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struct dcbx_ets_feature *ets,
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u32 error) {
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int i = 0;
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u32 pg_pri_orginal_spread[DCBX_MAX_NUM_PG_BW_ENTRIES] = {0};
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struct pg_help_data pg_help_data;
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struct bnx2x_dcbx_cos_params *cos_params =
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bp->dcbx_port_params.ets.cos_params;
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memset(&pg_help_data, 0, sizeof(struct pg_help_data));
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if (GET_FLAGS(error, DCBX_LOCAL_ETS_ERROR))
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DP(NETIF_MSG_LINK, "DCBX_LOCAL_ETS_ERROR\n");
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/* Clean up old settings of ets on COS */
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for (i = 0; i < E2_NUM_OF_COS ; i++) {
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cos_params[i].pauseable = false;
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cos_params[i].strict = BNX2X_DCBX_COS_NOT_STRICT;
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cos_params[i].bw_tbl = DCBX_INVALID_COS_BW;
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cos_params[i].pri_bitmask = DCBX_PFC_PRI_GET_NON_PAUSE(bp, 0);
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}
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if (bp->dcbx_port_params.app.enabled &&
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!GET_FLAGS(error, DCBX_LOCAL_ETS_ERROR) &&
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ets->enabled) {
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DP(NETIF_MSG_LINK, "DCBX_LOCAL_ETS_ENABLE\n");
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bp->dcbx_port_params.ets.enabled = true;
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bnx2x_dcbx_get_ets_pri_pg_tbl(bp,
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pg_pri_orginal_spread,
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ets->pri_pg_tbl);
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bnx2x_dcbx_get_num_pg_traf_type(bp,
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pg_pri_orginal_spread,
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&pg_help_data);
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bnx2x_dcbx_fill_cos_params(bp, &pg_help_data,
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ets, pg_pri_orginal_spread);
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} else {
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DP(NETIF_MSG_LINK, "DCBX_LOCAL_ETS_DISABLED\n");
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bp->dcbx_port_params.ets.enabled = false;
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ets->pri_pg_tbl[0] = 0;
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for (i = 0; i < DCBX_MAX_NUM_PRI_PG_ENTRIES ; i++)
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DCBX_PG_BW_SET(ets->pg_bw_tbl, i, 1);
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}
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}
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static void bnx2x_dcbx_get_pfc_feature(struct bnx2x *bp,
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struct dcbx_pfc_feature *pfc, u32 error)
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{
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if (GET_FLAGS(error, DCBX_LOCAL_PFC_ERROR))
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DP(NETIF_MSG_LINK, "DCBX_LOCAL_PFC_ERROR\n");
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if (bp->dcbx_port_params.app.enabled &&
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!GET_FLAGS(error, DCBX_LOCAL_PFC_ERROR) &&
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pfc->enabled) {
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bp->dcbx_port_params.pfc.enabled = true;
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bp->dcbx_port_params.pfc.priority_non_pauseable_mask =
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~(pfc->pri_en_bitmap);
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} else {
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DP(NETIF_MSG_LINK, "DCBX_LOCAL_PFC_DISABLED\n");
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bp->dcbx_port_params.pfc.enabled = false;
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bp->dcbx_port_params.pfc.priority_non_pauseable_mask = 0;
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}
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}
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static void bnx2x_get_dcbx_drv_param(struct bnx2x *bp,
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struct dcbx_features *features,
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u32 error)
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{
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bnx2x_dcbx_get_ap_feature(bp, &features->app, error);
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bnx2x_dcbx_get_pfc_feature(bp, &features->pfc, error);
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bnx2x_dcbx_get_ets_feature(bp, &features->ets, error);
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}
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|
|
|
#define DCBX_LOCAL_MIB_MAX_TRY_READ (100)
|
|
|
|
static int bnx2x_dcbx_read_mib(struct bnx2x *bp,
|
|
|
|
u32 *base_mib_addr,
|
|
|
|
u32 offset,
|
|
|
|
int read_mib_type)
|
|
|
|
{
|
|
|
|
int max_try_read = 0, i;
|
|
|
|
u32 *buff, mib_size, prefix_seq_num, suffix_seq_num;
|
|
|
|
struct lldp_remote_mib *remote_mib ;
|
|
|
|
struct lldp_local_mib *local_mib;
|
|
|
|
|
|
|
|
|
|
|
|
switch (read_mib_type) {
|
|
|
|
case DCBX_READ_LOCAL_MIB:
|
|
|
|
mib_size = sizeof(struct lldp_local_mib);
|
|
|
|
break;
|
|
|
|
case DCBX_READ_REMOTE_MIB:
|
|
|
|
mib_size = sizeof(struct lldp_remote_mib);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return 1; /*error*/
|
|
|
|
}
|
|
|
|
|
|
|
|
offset += BP_PORT(bp) * mib_size;
|
|
|
|
|
|
|
|
do {
|
|
|
|
buff = base_mib_addr;
|
|
|
|
for (i = 0; i < mib_size; i += 4, buff++)
|
|
|
|
*buff = REG_RD(bp, offset + i);
|
|
|
|
|
|
|
|
max_try_read++;
|
|
|
|
|
|
|
|
switch (read_mib_type) {
|
|
|
|
case DCBX_READ_LOCAL_MIB:
|
|
|
|
local_mib = (struct lldp_local_mib *) base_mib_addr;
|
|
|
|
prefix_seq_num = local_mib->prefix_seq_num;
|
|
|
|
suffix_seq_num = local_mib->suffix_seq_num;
|
|
|
|
break;
|
|
|
|
case DCBX_READ_REMOTE_MIB:
|
|
|
|
remote_mib = (struct lldp_remote_mib *) base_mib_addr;
|
|
|
|
prefix_seq_num = remote_mib->prefix_seq_num;
|
|
|
|
suffix_seq_num = remote_mib->suffix_seq_num;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return 1; /*error*/
|
|
|
|
}
|
|
|
|
} while ((prefix_seq_num != suffix_seq_num) &&
|
|
|
|
(max_try_read < DCBX_LOCAL_MIB_MAX_TRY_READ));
|
|
|
|
|
|
|
|
if (max_try_read >= DCBX_LOCAL_MIB_MAX_TRY_READ) {
|
|
|
|
BNX2X_ERR("MIB could not be read\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_pfc_set_pfc(struct bnx2x *bp)
|
|
|
|
{
|
|
|
|
if (CHIP_IS_E2(bp)) {
|
|
|
|
if (BP_PORT(bp)) {
|
|
|
|
BNX2X_ERR("4 port mode is not supported");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (bp->dcbx_port_params.pfc.enabled)
|
|
|
|
|
|
|
|
/* 1. Fills up common PFC structures if required.*/
|
|
|
|
/* 2. Configure NIG, MAC and BRB via the elink:
|
|
|
|
* elink must first check if BMAC is not in reset
|
|
|
|
* and only then configures the BMAC
|
|
|
|
* Or, configure EMAC.
|
|
|
|
*/
|
|
|
|
bnx2x_pfc_set(bp);
|
|
|
|
|
|
|
|
else
|
|
|
|
bnx2x_pfc_clear(bp);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_dcbx_stop_hw_tx(struct bnx2x *bp)
|
|
|
|
{
|
|
|
|
DP(NETIF_MSG_LINK, "sending STOP TRAFFIC\n");
|
|
|
|
bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_STOP_TRAFFIC,
|
|
|
|
0 /* connectionless */,
|
|
|
|
0 /* dataHi is zero */,
|
|
|
|
0 /* dataLo is zero */,
|
|
|
|
1 /* common */);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_dcbx_resume_hw_tx(struct bnx2x *bp)
|
|
|
|
{
|
|
|
|
bnx2x_pfc_fw_struct_e2(bp);
|
|
|
|
DP(NETIF_MSG_LINK, "sending START TRAFFIC\n");
|
|
|
|
bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_START_TRAFFIC,
|
|
|
|
0, /* connectionless */
|
|
|
|
U64_HI(bnx2x_sp_mapping(bp, pfc_config)),
|
|
|
|
U64_LO(bnx2x_sp_mapping(bp, pfc_config)),
|
|
|
|
1 /* commmon */);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_dcbx_update_ets_params(struct bnx2x *bp)
|
|
|
|
{
|
|
|
|
struct bnx2x_dcbx_pg_params *ets = &(bp->dcbx_port_params.ets);
|
|
|
|
u8 status = 0;
|
|
|
|
|
|
|
|
bnx2x_ets_disabled(&bp->link_params);
|
|
|
|
|
|
|
|
if (!ets->enabled)
|
|
|
|
return;
|
|
|
|
|
|
|
|
if ((ets->num_of_cos == 0) || (ets->num_of_cos > E2_NUM_OF_COS)) {
|
|
|
|
BNX2X_ERR("illegal num of cos= %x", ets->num_of_cos);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* valid COS entries */
|
|
|
|
if (ets->num_of_cos == 1) /* no ETS */
|
|
|
|
return;
|
|
|
|
|
|
|
|
/* sanity */
|
|
|
|
if (((BNX2X_DCBX_COS_NOT_STRICT == ets->cos_params[0].strict) &&
|
|
|
|
(DCBX_INVALID_COS_BW == ets->cos_params[0].bw_tbl)) ||
|
|
|
|
((BNX2X_DCBX_COS_NOT_STRICT == ets->cos_params[1].strict) &&
|
|
|
|
(DCBX_INVALID_COS_BW == ets->cos_params[1].bw_tbl))) {
|
|
|
|
BNX2X_ERR("all COS should have at least bw_limit or strict"
|
|
|
|
"ets->cos_params[0].strict= %x"
|
|
|
|
"ets->cos_params[0].bw_tbl= %x"
|
|
|
|
"ets->cos_params[1].strict= %x"
|
|
|
|
"ets->cos_params[1].bw_tbl= %x",
|
|
|
|
ets->cos_params[0].strict,
|
|
|
|
ets->cos_params[0].bw_tbl,
|
|
|
|
ets->cos_params[1].strict,
|
|
|
|
ets->cos_params[1].bw_tbl);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
/* If we join a group and there is bw_tbl and strict then bw rules */
|
|
|
|
if ((DCBX_INVALID_COS_BW != ets->cos_params[0].bw_tbl) &&
|
|
|
|
(DCBX_INVALID_COS_BW != ets->cos_params[1].bw_tbl)) {
|
|
|
|
u32 bw_tbl_0 = ets->cos_params[0].bw_tbl;
|
|
|
|
u32 bw_tbl_1 = ets->cos_params[1].bw_tbl;
|
|
|
|
/* Do not allow 0-100 configuration
|
|
|
|
* since PBF does not support it
|
|
|
|
* force 1-99 instead
|
|
|
|
*/
|
|
|
|
if (bw_tbl_0 == 0) {
|
|
|
|
bw_tbl_0 = 1;
|
|
|
|
bw_tbl_1 = 99;
|
|
|
|
} else if (bw_tbl_1 == 0) {
|
|
|
|
bw_tbl_1 = 1;
|
|
|
|
bw_tbl_0 = 99;
|
|
|
|
}
|
|
|
|
|
|
|
|
bnx2x_ets_bw_limit(&bp->link_params, bw_tbl_0, bw_tbl_1);
|
|
|
|
} else {
|
|
|
|
if (ets->cos_params[0].strict == BNX2X_DCBX_COS_HIGH_STRICT)
|
|
|
|
status = bnx2x_ets_strict(&bp->link_params, 0);
|
|
|
|
else if (ets->cos_params[1].strict
|
|
|
|
== BNX2X_DCBX_COS_HIGH_STRICT)
|
|
|
|
status = bnx2x_ets_strict(&bp->link_params, 1);
|
|
|
|
|
|
|
|
if (status)
|
|
|
|
BNX2X_ERR("update_ets_params failed\n");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static int bnx2x_dcbx_read_shmem_neg_results(struct bnx2x *bp)
|
|
|
|
{
|
|
|
|
struct lldp_local_mib local_mib = {0};
|
|
|
|
u32 dcbx_neg_res_offset = SHMEM2_RD(bp, dcbx_neg_res_offset);
|
|
|
|
int rc;
|
|
|
|
|
|
|
|
DP(NETIF_MSG_LINK, "dcbx_neg_res_offset 0x%x\n", dcbx_neg_res_offset);
|
|
|
|
|
|
|
|
if (SHMEM_DCBX_NEG_RES_NONE == dcbx_neg_res_offset) {
|
|
|
|
BNX2X_ERR("FW doesn't support dcbx_neg_res_offset\n");
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
rc = bnx2x_dcbx_read_mib(bp, (u32 *)&local_mib, dcbx_neg_res_offset,
|
|
|
|
DCBX_READ_LOCAL_MIB);
|
|
|
|
|
|
|
|
if (rc) {
|
|
|
|
BNX2X_ERR("Faild to read local mib from FW\n");
|
|
|
|
return rc;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* save features and error */
|
|
|
|
bp->dcbx_local_feat = local_mib.features;
|
|
|
|
bp->dcbx_error = local_mib.error;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2011-03-01 04:19:55 +08:00
|
|
|
|
|
|
|
#ifdef BCM_DCBNL
|
|
|
|
static inline
|
|
|
|
u8 bnx2x_dcbx_dcbnl_app_up(struct dcbx_app_priority_entry *ent)
|
|
|
|
{
|
|
|
|
u8 pri;
|
|
|
|
|
|
|
|
/* Choose the highest priority */
|
|
|
|
for (pri = MAX_PFC_PRIORITIES - 1; pri > 0; pri--)
|
|
|
|
if (ent->pri_bitmap & (1 << pri))
|
|
|
|
break;
|
|
|
|
return pri;
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline
|
|
|
|
u8 bnx2x_dcbx_dcbnl_app_idtype(struct dcbx_app_priority_entry *ent)
|
|
|
|
{
|
|
|
|
return ((ent->appBitfield & DCBX_APP_ENTRY_SF_MASK) ==
|
|
|
|
DCBX_APP_SF_PORT) ? DCB_APP_IDTYPE_PORTNUM :
|
|
|
|
DCB_APP_IDTYPE_ETHTYPE;
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline
|
|
|
|
void bnx2x_dcbx_invalidate_local_apps(struct bnx2x *bp)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
for (i = 0; i < DCBX_MAX_APP_PROTOCOL; i++)
|
|
|
|
bp->dcbx_local_feat.app.app_pri_tbl[i].appBitfield &=
|
|
|
|
~DCBX_APP_ENTRY_VALID;
|
|
|
|
}
|
|
|
|
|
|
|
|
int bnx2x_dcbnl_update_applist(struct bnx2x *bp, bool delall)
|
|
|
|
{
|
|
|
|
int i, err = 0;
|
|
|
|
|
|
|
|
for (i = 0; i < DCBX_MAX_APP_PROTOCOL && err == 0; i++) {
|
|
|
|
struct dcbx_app_priority_entry *ent =
|
|
|
|
&bp->dcbx_local_feat.app.app_pri_tbl[i];
|
|
|
|
|
|
|
|
if (ent->appBitfield & DCBX_APP_ENTRY_VALID) {
|
|
|
|
u8 up = bnx2x_dcbx_dcbnl_app_up(ent);
|
|
|
|
|
|
|
|
/* avoid invalid user-priority */
|
|
|
|
if (up) {
|
|
|
|
struct dcb_app app;
|
|
|
|
app.selector = bnx2x_dcbx_dcbnl_app_idtype(ent);
|
|
|
|
app.protocol = ent->app_id;
|
|
|
|
app.priority = delall ? 0 : up;
|
|
|
|
err = dcb_setapp(bp->dev, &app);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return err;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
2010-12-13 13:44:18 +08:00
|
|
|
void bnx2x_dcbx_set_params(struct bnx2x *bp, u32 state)
|
|
|
|
{
|
|
|
|
switch (state) {
|
|
|
|
case BNX2X_DCBX_STATE_NEG_RECEIVED:
|
2011-04-01 08:04:22 +08:00
|
|
|
#ifdef BCM_CNIC
|
|
|
|
if (bp->state != BNX2X_STATE_OPENING_WAIT4_LOAD) {
|
|
|
|
struct cnic_ops *c_ops;
|
|
|
|
struct cnic_eth_dev *cp = &bp->cnic_eth_dev;
|
|
|
|
bp->flags |= NO_ISCSI_OOO_FLAG | NO_ISCSI_FLAG;
|
|
|
|
cp->drv_state |= CNIC_DRV_STATE_NO_ISCSI_OOO;
|
|
|
|
cp->drv_state |= CNIC_DRV_STATE_NO_ISCSI;
|
|
|
|
|
|
|
|
rcu_read_lock();
|
|
|
|
c_ops = rcu_dereference(bp->cnic_ops);
|
|
|
|
if (c_ops) {
|
|
|
|
bnx2x_cnic_notify(bp, CNIC_CTL_STOP_ISCSI_CMD);
|
|
|
|
rcu_read_unlock();
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
rcu_read_unlock();
|
|
|
|
}
|
|
|
|
|
|
|
|
/* fall through if no CNIC initialized */
|
|
|
|
case BNX2X_DCBX_STATE_ISCSI_STOPPED:
|
|
|
|
#endif
|
|
|
|
|
2010-12-13 13:44:18 +08:00
|
|
|
{
|
|
|
|
DP(NETIF_MSG_LINK, "BNX2X_DCBX_STATE_NEG_RECEIVED\n");
|
2011-03-01 04:19:55 +08:00
|
|
|
#ifdef BCM_DCBNL
|
|
|
|
/**
|
|
|
|
* Delete app tlvs from dcbnl before reading new
|
|
|
|
* negotiation results
|
|
|
|
*/
|
|
|
|
bnx2x_dcbnl_update_applist(bp, true);
|
|
|
|
#endif
|
2010-12-13 13:44:18 +08:00
|
|
|
/* Read neg results if dcbx is in the FW */
|
|
|
|
if (bnx2x_dcbx_read_shmem_neg_results(bp))
|
|
|
|
return;
|
|
|
|
|
|
|
|
bnx2x_dump_dcbx_drv_param(bp, &bp->dcbx_local_feat,
|
|
|
|
bp->dcbx_error);
|
|
|
|
|
|
|
|
bnx2x_get_dcbx_drv_param(bp, &bp->dcbx_local_feat,
|
|
|
|
bp->dcbx_error);
|
|
|
|
|
|
|
|
if (bp->state != BNX2X_STATE_OPENING_WAIT4_LOAD) {
|
2011-03-01 04:19:55 +08:00
|
|
|
#ifdef BCM_DCBNL
|
|
|
|
/**
|
|
|
|
* Add new app tlvs to dcbnl
|
|
|
|
*/
|
|
|
|
bnx2x_dcbnl_update_applist(bp, false);
|
|
|
|
#endif
|
2010-12-13 13:44:18 +08:00
|
|
|
bnx2x_dcbx_stop_hw_tx(bp);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
/* fall through */
|
2011-03-01 04:19:55 +08:00
|
|
|
#ifdef BCM_DCBNL
|
|
|
|
/**
|
|
|
|
* Invalidate the local app tlvs if they are not added
|
|
|
|
* to the dcbnl app list to avoid deleting them from
|
|
|
|
* the list later on
|
|
|
|
*/
|
|
|
|
bnx2x_dcbx_invalidate_local_apps(bp);
|
|
|
|
#endif
|
2010-12-13 13:44:18 +08:00
|
|
|
}
|
|
|
|
case BNX2X_DCBX_STATE_TX_PAUSED:
|
|
|
|
DP(NETIF_MSG_LINK, "BNX2X_DCBX_STATE_TX_PAUSED\n");
|
|
|
|
bnx2x_pfc_set_pfc(bp);
|
|
|
|
|
|
|
|
bnx2x_dcbx_update_ets_params(bp);
|
|
|
|
if (bp->state != BNX2X_STATE_OPENING_WAIT4_LOAD) {
|
|
|
|
bnx2x_dcbx_resume_hw_tx(bp);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
/* fall through */
|
|
|
|
case BNX2X_DCBX_STATE_TX_RELEASED:
|
|
|
|
DP(NETIF_MSG_LINK, "BNX2X_DCBX_STATE_TX_RELEASED\n");
|
|
|
|
if (bp->state != BNX2X_STATE_OPENING_WAIT4_LOAD)
|
|
|
|
bnx2x_fw_command(bp, DRV_MSG_CODE_DCBX_PMF_DRV_OK, 0);
|
|
|
|
|
|
|
|
return;
|
|
|
|
default:
|
|
|
|
BNX2X_ERR("Unknown DCBX_STATE\n");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
#define LLDP_STATS_OFFSET(bp) (BP_PORT(bp)*\
|
|
|
|
sizeof(struct lldp_dcbx_stat))
|
|
|
|
|
|
|
|
/* calculate struct offset in array according to chip information */
|
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|
|
#define LLDP_PARAMS_OFFSET(bp) (BP_PORT(bp)*sizeof(struct lldp_params))
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|
#define LLDP_ADMIN_MIB_OFFSET(bp) (PORT_MAX*sizeof(struct lldp_params) + \
|
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|
|
BP_PORT(bp)*sizeof(struct lldp_admin_mib))
|
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|
static void bnx2x_dcbx_lldp_updated_params(struct bnx2x *bp,
|
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|
|
u32 dcbx_lldp_params_offset)
|
|
|
|
{
|
|
|
|
struct lldp_params lldp_params = {0};
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|
u32 i = 0, *buff = NULL;
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|
|
u32 offset = dcbx_lldp_params_offset + LLDP_PARAMS_OFFSET(bp);
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DP(NETIF_MSG_LINK, "lldp_offset 0x%x\n", offset);
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if ((bp->lldp_config_params.overwrite_settings ==
|
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|
|
BNX2X_DCBX_OVERWRITE_SETTINGS_ENABLE)) {
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|
|
/* Read the data first */
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buff = (u32 *)&lldp_params;
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for (i = 0; i < sizeof(struct lldp_params); i += 4, buff++)
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*buff = REG_RD(bp, (offset + i));
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lldp_params.msg_tx_hold =
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(u8)bp->lldp_config_params.msg_tx_hold;
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lldp_params.msg_fast_tx_interval =
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(u8)bp->lldp_config_params.msg_fast_tx;
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lldp_params.tx_crd_max =
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(u8)bp->lldp_config_params.tx_credit_max;
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lldp_params.msg_tx_interval =
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(u8)bp->lldp_config_params.msg_tx_interval;
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lldp_params.tx_fast =
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(u8)bp->lldp_config_params.tx_fast;
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/* Write the data.*/
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buff = (u32 *)&lldp_params;
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for (i = 0; i < sizeof(struct lldp_params); i += 4, buff++)
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REG_WR(bp, (offset + i) , *buff);
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} else if (BNX2X_DCBX_OVERWRITE_SETTINGS_ENABLE ==
|
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bp->lldp_config_params.overwrite_settings)
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bp->lldp_config_params.overwrite_settings =
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|
BNX2X_DCBX_OVERWRITE_SETTINGS_INVALID;
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}
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|
static void bnx2x_dcbx_admin_mib_updated_params(struct bnx2x *bp,
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|
|
u32 dcbx_lldp_params_offset)
|
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|
|
{
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|
struct lldp_admin_mib admin_mib;
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|
|
u32 i, other_traf_type = PREDEFINED_APP_IDX_MAX, traf_type = 0;
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u32 *buff;
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u32 offset = dcbx_lldp_params_offset + LLDP_ADMIN_MIB_OFFSET(bp);
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/*shortcuts*/
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struct dcbx_features *af = &admin_mib.features;
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struct bnx2x_config_dcbx_params *dp = &bp->dcbx_config_params;
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memset(&admin_mib, 0, sizeof(struct lldp_admin_mib));
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buff = (u32 *)&admin_mib;
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|
/* Read the data first */
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for (i = 0; i < sizeof(struct lldp_admin_mib); i += 4, buff++)
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|
*buff = REG_RD(bp, (offset + i));
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|
|
2010-12-30 14:27:03 +08:00
|
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if (bp->dcbx_enabled == BNX2X_DCBX_ENABLED_ON_NEG_ON)
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|
|
SET_FLAGS(admin_mib.ver_cfg_flags, DCBX_DCBX_ENABLED);
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else
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|
RESET_FLAGS(admin_mib.ver_cfg_flags, DCBX_DCBX_ENABLED);
|
2010-12-13 13:44:18 +08:00
|
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|
|
if ((BNX2X_DCBX_OVERWRITE_SETTINGS_ENABLE ==
|
|
|
|
dp->overwrite_settings)) {
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|
RESET_FLAGS(admin_mib.ver_cfg_flags, DCBX_CEE_VERSION_MASK);
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|
|
admin_mib.ver_cfg_flags |=
|
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|
|
(dp->admin_dcbx_version << DCBX_CEE_VERSION_SHIFT) &
|
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|
|
DCBX_CEE_VERSION_MASK;
|
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|
|
af->ets.enabled = (u8)dp->admin_ets_enable;
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|
af->pfc.enabled = (u8)dp->admin_pfc_enable;
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|
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|
|
|
|
/* FOR IEEE dp->admin_tc_supported_tx_enable */
|
|
|
|
if (dp->admin_ets_configuration_tx_enable)
|
|
|
|
SET_FLAGS(admin_mib.ver_cfg_flags,
|
|
|
|
DCBX_ETS_CONFIG_TX_ENABLED);
|
|
|
|
else
|
|
|
|
RESET_FLAGS(admin_mib.ver_cfg_flags,
|
|
|
|
DCBX_ETS_CONFIG_TX_ENABLED);
|
|
|
|
/* For IEEE admin_ets_recommendation_tx_enable */
|
|
|
|
if (dp->admin_pfc_tx_enable)
|
|
|
|
SET_FLAGS(admin_mib.ver_cfg_flags,
|
|
|
|
DCBX_PFC_CONFIG_TX_ENABLED);
|
|
|
|
else
|
|
|
|
RESET_FLAGS(admin_mib.ver_cfg_flags,
|
|
|
|
DCBX_PFC_CONFIG_TX_ENABLED);
|
|
|
|
|
|
|
|
if (dp->admin_application_priority_tx_enable)
|
|
|
|
SET_FLAGS(admin_mib.ver_cfg_flags,
|
|
|
|
DCBX_APP_CONFIG_TX_ENABLED);
|
|
|
|
else
|
|
|
|
RESET_FLAGS(admin_mib.ver_cfg_flags,
|
|
|
|
DCBX_APP_CONFIG_TX_ENABLED);
|
|
|
|
|
|
|
|
if (dp->admin_ets_willing)
|
|
|
|
SET_FLAGS(admin_mib.ver_cfg_flags, DCBX_ETS_WILLING);
|
|
|
|
else
|
|
|
|
RESET_FLAGS(admin_mib.ver_cfg_flags, DCBX_ETS_WILLING);
|
|
|
|
/* For IEEE admin_ets_reco_valid */
|
|
|
|
if (dp->admin_pfc_willing)
|
|
|
|
SET_FLAGS(admin_mib.ver_cfg_flags, DCBX_PFC_WILLING);
|
|
|
|
else
|
|
|
|
RESET_FLAGS(admin_mib.ver_cfg_flags, DCBX_PFC_WILLING);
|
|
|
|
|
|
|
|
if (dp->admin_app_priority_willing)
|
|
|
|
SET_FLAGS(admin_mib.ver_cfg_flags, DCBX_APP_WILLING);
|
|
|
|
else
|
|
|
|
RESET_FLAGS(admin_mib.ver_cfg_flags, DCBX_APP_WILLING);
|
|
|
|
|
|
|
|
for (i = 0 ; i < DCBX_MAX_NUM_PG_BW_ENTRIES; i++) {
|
|
|
|
DCBX_PG_BW_SET(af->ets.pg_bw_tbl, i,
|
|
|
|
(u8)dp->admin_configuration_bw_precentage[i]);
|
|
|
|
|
|
|
|
DP(NETIF_MSG_LINK, "pg_bw_tbl[%d] = %02x\n",
|
|
|
|
i, DCBX_PG_BW_GET(af->ets.pg_bw_tbl, i));
|
|
|
|
}
|
|
|
|
|
|
|
|
for (i = 0; i < DCBX_MAX_NUM_PRI_PG_ENTRIES; i++) {
|
|
|
|
DCBX_PRI_PG_SET(af->ets.pri_pg_tbl, i,
|
|
|
|
(u8)dp->admin_configuration_ets_pg[i]);
|
|
|
|
|
|
|
|
DP(NETIF_MSG_LINK, "pri_pg_tbl[%d] = %02x\n",
|
|
|
|
i, DCBX_PRI_PG_GET(af->ets.pri_pg_tbl, i));
|
|
|
|
}
|
|
|
|
|
|
|
|
/*For IEEE admin_recommendation_bw_precentage
|
|
|
|
*For IEEE admin_recommendation_ets_pg */
|
|
|
|
af->pfc.pri_en_bitmap = (u8)dp->admin_pfc_bitmap;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
|
|
if (dp->admin_priority_app_table[i].valid) {
|
|
|
|
struct bnx2x_admin_priority_app_table *table =
|
|
|
|
dp->admin_priority_app_table;
|
|
|
|
if ((ETH_TYPE_FCOE == table[i].app_id) &&
|
|
|
|
(TRAFFIC_TYPE_ETH == table[i].traffic_type))
|
|
|
|
traf_type = FCOE_APP_IDX;
|
|
|
|
else if ((TCP_PORT_ISCSI == table[i].app_id) &&
|
|
|
|
(TRAFFIC_TYPE_PORT == table[i].traffic_type))
|
|
|
|
traf_type = ISCSI_APP_IDX;
|
|
|
|
else
|
|
|
|
traf_type = other_traf_type++;
|
|
|
|
|
|
|
|
af->app.app_pri_tbl[traf_type].app_id =
|
|
|
|
table[i].app_id;
|
|
|
|
|
|
|
|
af->app.app_pri_tbl[traf_type].pri_bitmap =
|
|
|
|
(u8)(1 << table[i].priority);
|
|
|
|
|
|
|
|
af->app.app_pri_tbl[traf_type].appBitfield =
|
|
|
|
(DCBX_APP_ENTRY_VALID);
|
|
|
|
|
|
|
|
af->app.app_pri_tbl[traf_type].appBitfield |=
|
|
|
|
(TRAFFIC_TYPE_ETH == table[i].traffic_type) ?
|
|
|
|
DCBX_APP_SF_ETH_TYPE : DCBX_APP_SF_PORT;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
af->app.default_pri = (u8)dp->admin_default_priority;
|
|
|
|
|
|
|
|
} else if (BNX2X_DCBX_OVERWRITE_SETTINGS_ENABLE ==
|
|
|
|
dp->overwrite_settings)
|
|
|
|
dp->overwrite_settings = BNX2X_DCBX_OVERWRITE_SETTINGS_INVALID;
|
|
|
|
|
|
|
|
/* Write the data. */
|
|
|
|
buff = (u32 *)&admin_mib;
|
|
|
|
for (i = 0; i < sizeof(struct lldp_admin_mib); i += 4, buff++)
|
|
|
|
REG_WR(bp, (offset + i), *buff);
|
|
|
|
}
|
|
|
|
|
2010-12-30 14:27:03 +08:00
|
|
|
void bnx2x_dcbx_set_state(struct bnx2x *bp, bool dcb_on, u32 dcbx_enabled)
|
|
|
|
{
|
|
|
|
if (CHIP_IS_E2(bp) && !CHIP_MODE_IS_4_PORT(bp)) {
|
|
|
|
bp->dcb_state = dcb_on;
|
|
|
|
bp->dcbx_enabled = dcbx_enabled;
|
|
|
|
} else {
|
|
|
|
bp->dcb_state = false;
|
|
|
|
bp->dcbx_enabled = BNX2X_DCBX_ENABLED_INVALID;
|
|
|
|
}
|
|
|
|
DP(NETIF_MSG_LINK, "DCB state [%s:%s]\n",
|
|
|
|
dcb_on ? "ON" : "OFF",
|
|
|
|
dcbx_enabled == BNX2X_DCBX_ENABLED_OFF ? "user-mode" :
|
|
|
|
dcbx_enabled == BNX2X_DCBX_ENABLED_ON_NEG_OFF ? "on-chip static" :
|
|
|
|
dcbx_enabled == BNX2X_DCBX_ENABLED_ON_NEG_ON ?
|
|
|
|
"on-chip with negotiation" : "invalid");
|
|
|
|
}
|
|
|
|
|
2010-12-13 13:44:18 +08:00
|
|
|
void bnx2x_dcbx_init_params(struct bnx2x *bp)
|
|
|
|
{
|
|
|
|
bp->dcbx_config_params.admin_dcbx_version = 0x0; /* 0 - CEE; 1 - IEEE */
|
|
|
|
bp->dcbx_config_params.admin_ets_willing = 1;
|
|
|
|
bp->dcbx_config_params.admin_pfc_willing = 1;
|
|
|
|
bp->dcbx_config_params.overwrite_settings = 1;
|
|
|
|
bp->dcbx_config_params.admin_ets_enable = 1;
|
|
|
|
bp->dcbx_config_params.admin_pfc_enable = 1;
|
|
|
|
bp->dcbx_config_params.admin_tc_supported_tx_enable = 1;
|
|
|
|
bp->dcbx_config_params.admin_ets_configuration_tx_enable = 1;
|
|
|
|
bp->dcbx_config_params.admin_pfc_tx_enable = 1;
|
|
|
|
bp->dcbx_config_params.admin_application_priority_tx_enable = 1;
|
|
|
|
bp->dcbx_config_params.admin_ets_reco_valid = 1;
|
|
|
|
bp->dcbx_config_params.admin_app_priority_willing = 1;
|
|
|
|
bp->dcbx_config_params.admin_configuration_bw_precentage[0] = 00;
|
|
|
|
bp->dcbx_config_params.admin_configuration_bw_precentage[1] = 50;
|
|
|
|
bp->dcbx_config_params.admin_configuration_bw_precentage[2] = 50;
|
|
|
|
bp->dcbx_config_params.admin_configuration_bw_precentage[3] = 0;
|
|
|
|
bp->dcbx_config_params.admin_configuration_bw_precentage[4] = 0;
|
|
|
|
bp->dcbx_config_params.admin_configuration_bw_precentage[5] = 0;
|
|
|
|
bp->dcbx_config_params.admin_configuration_bw_precentage[6] = 0;
|
|
|
|
bp->dcbx_config_params.admin_configuration_bw_precentage[7] = 0;
|
|
|
|
bp->dcbx_config_params.admin_configuration_ets_pg[0] = 1;
|
|
|
|
bp->dcbx_config_params.admin_configuration_ets_pg[1] = 0;
|
|
|
|
bp->dcbx_config_params.admin_configuration_ets_pg[2] = 0;
|
|
|
|
bp->dcbx_config_params.admin_configuration_ets_pg[3] = 2;
|
|
|
|
bp->dcbx_config_params.admin_configuration_ets_pg[4] = 0;
|
|
|
|
bp->dcbx_config_params.admin_configuration_ets_pg[5] = 0;
|
|
|
|
bp->dcbx_config_params.admin_configuration_ets_pg[6] = 0;
|
|
|
|
bp->dcbx_config_params.admin_configuration_ets_pg[7] = 0;
|
|
|
|
bp->dcbx_config_params.admin_recommendation_bw_precentage[0] = 0;
|
|
|
|
bp->dcbx_config_params.admin_recommendation_bw_precentage[1] = 1;
|
|
|
|
bp->dcbx_config_params.admin_recommendation_bw_precentage[2] = 2;
|
|
|
|
bp->dcbx_config_params.admin_recommendation_bw_precentage[3] = 0;
|
|
|
|
bp->dcbx_config_params.admin_recommendation_bw_precentage[4] = 7;
|
|
|
|
bp->dcbx_config_params.admin_recommendation_bw_precentage[5] = 5;
|
|
|
|
bp->dcbx_config_params.admin_recommendation_bw_precentage[6] = 6;
|
|
|
|
bp->dcbx_config_params.admin_recommendation_bw_precentage[7] = 7;
|
|
|
|
bp->dcbx_config_params.admin_recommendation_ets_pg[0] = 0;
|
|
|
|
bp->dcbx_config_params.admin_recommendation_ets_pg[1] = 1;
|
|
|
|
bp->dcbx_config_params.admin_recommendation_ets_pg[2] = 2;
|
|
|
|
bp->dcbx_config_params.admin_recommendation_ets_pg[3] = 3;
|
|
|
|
bp->dcbx_config_params.admin_recommendation_ets_pg[4] = 4;
|
|
|
|
bp->dcbx_config_params.admin_recommendation_ets_pg[5] = 5;
|
|
|
|
bp->dcbx_config_params.admin_recommendation_ets_pg[6] = 6;
|
|
|
|
bp->dcbx_config_params.admin_recommendation_ets_pg[7] = 7;
|
|
|
|
bp->dcbx_config_params.admin_pfc_bitmap = 0x8; /* FCoE(3) enable */
|
|
|
|
bp->dcbx_config_params.admin_priority_app_table[0].valid = 1;
|
|
|
|
bp->dcbx_config_params.admin_priority_app_table[1].valid = 1;
|
|
|
|
bp->dcbx_config_params.admin_priority_app_table[2].valid = 0;
|
|
|
|
bp->dcbx_config_params.admin_priority_app_table[3].valid = 0;
|
|
|
|
bp->dcbx_config_params.admin_priority_app_table[0].priority = 3;
|
|
|
|
bp->dcbx_config_params.admin_priority_app_table[1].priority = 0;
|
|
|
|
bp->dcbx_config_params.admin_priority_app_table[2].priority = 0;
|
|
|
|
bp->dcbx_config_params.admin_priority_app_table[3].priority = 0;
|
|
|
|
bp->dcbx_config_params.admin_priority_app_table[0].traffic_type = 0;
|
|
|
|
bp->dcbx_config_params.admin_priority_app_table[1].traffic_type = 1;
|
|
|
|
bp->dcbx_config_params.admin_priority_app_table[2].traffic_type = 0;
|
|
|
|
bp->dcbx_config_params.admin_priority_app_table[3].traffic_type = 0;
|
|
|
|
bp->dcbx_config_params.admin_priority_app_table[0].app_id = 0x8906;
|
|
|
|
bp->dcbx_config_params.admin_priority_app_table[1].app_id = 3260;
|
|
|
|
bp->dcbx_config_params.admin_priority_app_table[2].app_id = 0;
|
|
|
|
bp->dcbx_config_params.admin_priority_app_table[3].app_id = 0;
|
|
|
|
bp->dcbx_config_params.admin_default_priority =
|
|
|
|
bp->dcbx_config_params.admin_priority_app_table[1].priority;
|
|
|
|
}
|
|
|
|
|
|
|
|
void bnx2x_dcbx_init(struct bnx2x *bp)
|
|
|
|
{
|
|
|
|
u32 dcbx_lldp_params_offset = SHMEM_LLDP_DCBX_PARAMS_NONE;
|
2010-12-30 14:27:03 +08:00
|
|
|
|
|
|
|
if (bp->dcbx_enabled <= 0)
|
|
|
|
return;
|
|
|
|
|
2010-12-13 13:44:18 +08:00
|
|
|
/* validate:
|
|
|
|
* chip of good for dcbx version,
|
|
|
|
* dcb is wanted
|
|
|
|
* the function is pmf
|
|
|
|
* shmem2 contains DCBX support fields
|
|
|
|
*/
|
2010-12-30 14:27:03 +08:00
|
|
|
DP(NETIF_MSG_LINK, "dcb_state %d bp->port.pmf %d\n",
|
|
|
|
bp->dcb_state, bp->port.pmf);
|
2010-12-13 13:44:18 +08:00
|
|
|
|
2010-12-30 14:27:03 +08:00
|
|
|
if (bp->dcb_state == BNX2X_DCB_STATE_ON && bp->port.pmf &&
|
2010-12-13 13:44:18 +08:00
|
|
|
SHMEM2_HAS(bp, dcbx_lldp_params_offset)) {
|
2010-12-30 14:27:03 +08:00
|
|
|
dcbx_lldp_params_offset =
|
|
|
|
SHMEM2_RD(bp, dcbx_lldp_params_offset);
|
|
|
|
|
2010-12-13 13:44:18 +08:00
|
|
|
DP(NETIF_MSG_LINK, "dcbx_lldp_params_offset 0x%x\n",
|
|
|
|
dcbx_lldp_params_offset);
|
2010-12-30 14:27:03 +08:00
|
|
|
|
2010-12-13 13:44:18 +08:00
|
|
|
if (SHMEM_LLDP_DCBX_PARAMS_NONE != dcbx_lldp_params_offset) {
|
|
|
|
bnx2x_dcbx_lldp_updated_params(bp,
|
|
|
|
dcbx_lldp_params_offset);
|
|
|
|
|
|
|
|
bnx2x_dcbx_admin_mib_updated_params(bp,
|
|
|
|
dcbx_lldp_params_offset);
|
|
|
|
|
|
|
|
/* set default configuration BC has */
|
|
|
|
bnx2x_dcbx_set_params(bp,
|
|
|
|
BNX2X_DCBX_STATE_NEG_RECEIVED);
|
|
|
|
|
|
|
|
bnx2x_fw_command(bp,
|
|
|
|
DRV_MSG_CODE_DCBX_ADMIN_PMF_MSG, 0);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void bnx2x_dcb_init_intmem_pfc(struct bnx2x *bp)
|
|
|
|
{
|
|
|
|
struct priority_cos pricos[MAX_PFC_TRAFFIC_TYPES];
|
|
|
|
u32 i = 0, addr;
|
|
|
|
memset(pricos, 0, sizeof(pricos));
|
|
|
|
/* Default initialization */
|
|
|
|
for (i = 0; i < MAX_PFC_TRAFFIC_TYPES; i++)
|
|
|
|
pricos[i].priority = LLFC_TRAFFIC_TYPE_TO_PRIORITY_UNMAPPED;
|
|
|
|
|
|
|
|
/* Store per port struct to internal memory */
|
|
|
|
addr = BAR_XSTRORM_INTMEM +
|
|
|
|
XSTORM_CMNG_PER_PORT_VARS_OFFSET(BP_PORT(bp)) +
|
|
|
|
offsetof(struct cmng_struct_per_port,
|
|
|
|
traffic_type_to_priority_cos);
|
|
|
|
__storm_memset_struct(bp, addr, sizeof(pricos), (u32 *)pricos);
|
|
|
|
|
|
|
|
|
|
|
|
/* LLFC disabled.*/
|
|
|
|
REG_WR8(bp , BAR_XSTRORM_INTMEM +
|
|
|
|
XSTORM_CMNG_PER_PORT_VARS_OFFSET(BP_PORT(bp)) +
|
|
|
|
offsetof(struct cmng_struct_per_port, llfc_mode),
|
|
|
|
LLFC_MODE_NONE);
|
|
|
|
|
|
|
|
/* DCBX disabled.*/
|
|
|
|
REG_WR8(bp , BAR_XSTRORM_INTMEM +
|
|
|
|
XSTORM_CMNG_PER_PORT_VARS_OFFSET(BP_PORT(bp)) +
|
|
|
|
offsetof(struct cmng_struct_per_port, dcb_enabled),
|
|
|
|
DCB_DISABLED);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
bnx2x_dcbx_print_cos_params(struct bnx2x *bp,
|
|
|
|
struct flow_control_configuration *pfc_fw_cfg)
|
|
|
|
{
|
|
|
|
u8 pri = 0;
|
|
|
|
u8 cos = 0;
|
|
|
|
|
|
|
|
DP(NETIF_MSG_LINK,
|
|
|
|
"pfc_fw_cfg->dcb_version %x\n", pfc_fw_cfg->dcb_version);
|
|
|
|
DP(NETIF_MSG_LINK,
|
|
|
|
"pdev->params.dcbx_port_params.pfc."
|
|
|
|
"priority_non_pauseable_mask %x\n",
|
|
|
|
bp->dcbx_port_params.pfc.priority_non_pauseable_mask);
|
|
|
|
|
|
|
|
for (cos = 0 ; cos < bp->dcbx_port_params.ets.num_of_cos ; cos++) {
|
|
|
|
DP(NETIF_MSG_LINK, "pdev->params.dcbx_port_params.ets."
|
|
|
|
"cos_params[%d].pri_bitmask %x\n", cos,
|
|
|
|
bp->dcbx_port_params.ets.cos_params[cos].pri_bitmask);
|
|
|
|
|
|
|
|
DP(NETIF_MSG_LINK, "pdev->params.dcbx_port_params.ets."
|
|
|
|
"cos_params[%d].bw_tbl %x\n", cos,
|
|
|
|
bp->dcbx_port_params.ets.cos_params[cos].bw_tbl);
|
|
|
|
|
|
|
|
DP(NETIF_MSG_LINK, "pdev->params.dcbx_port_params.ets."
|
|
|
|
"cos_params[%d].strict %x\n", cos,
|
|
|
|
bp->dcbx_port_params.ets.cos_params[cos].strict);
|
|
|
|
|
|
|
|
DP(NETIF_MSG_LINK, "pdev->params.dcbx_port_params.ets."
|
|
|
|
"cos_params[%d].pauseable %x\n", cos,
|
|
|
|
bp->dcbx_port_params.ets.cos_params[cos].pauseable);
|
|
|
|
}
|
|
|
|
|
|
|
|
for (pri = 0; pri < LLFC_DRIVER_TRAFFIC_TYPE_MAX; pri++) {
|
|
|
|
DP(NETIF_MSG_LINK,
|
|
|
|
"pfc_fw_cfg->traffic_type_to_priority_cos[%d]."
|
|
|
|
"priority %x\n", pri,
|
|
|
|
pfc_fw_cfg->traffic_type_to_priority_cos[pri].priority);
|
|
|
|
|
|
|
|
DP(NETIF_MSG_LINK,
|
|
|
|
"pfc_fw_cfg->traffic_type_to_priority_cos[%d].cos %x\n",
|
|
|
|
pri, pfc_fw_cfg->traffic_type_to_priority_cos[pri].cos);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* fills help_data according to pg_info */
|
|
|
|
static void bnx2x_dcbx_get_num_pg_traf_type(struct bnx2x *bp,
|
|
|
|
u32 *pg_pri_orginal_spread,
|
|
|
|
struct pg_help_data *help_data)
|
|
|
|
{
|
|
|
|
bool pg_found = false;
|
|
|
|
u32 i, traf_type, add_traf_type, add_pg;
|
|
|
|
u32 *ttp = bp->dcbx_port_params.app.traffic_type_priority;
|
|
|
|
struct pg_entry_help_data *data = help_data->data; /*shotcut*/
|
|
|
|
|
|
|
|
/* Set to invalid */
|
|
|
|
for (i = 0; i < LLFC_DRIVER_TRAFFIC_TYPE_MAX; i++)
|
|
|
|
data[i].pg = DCBX_ILLEGAL_PG;
|
|
|
|
|
|
|
|
for (add_traf_type = 0;
|
|
|
|
add_traf_type < LLFC_DRIVER_TRAFFIC_TYPE_MAX; add_traf_type++) {
|
|
|
|
pg_found = false;
|
|
|
|
if (ttp[add_traf_type] < MAX_PFC_PRIORITIES) {
|
|
|
|
add_pg = (u8)pg_pri_orginal_spread[ttp[add_traf_type]];
|
|
|
|
for (traf_type = 0;
|
|
|
|
traf_type < LLFC_DRIVER_TRAFFIC_TYPE_MAX;
|
|
|
|
traf_type++) {
|
|
|
|
if (data[traf_type].pg == add_pg) {
|
|
|
|
if (!(data[traf_type].pg_priority &
|
|
|
|
(1 << ttp[add_traf_type])))
|
|
|
|
data[traf_type].
|
|
|
|
num_of_dif_pri++;
|
|
|
|
data[traf_type].pg_priority |=
|
|
|
|
(1 << ttp[add_traf_type]);
|
|
|
|
pg_found = true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (false == pg_found) {
|
|
|
|
data[help_data->num_of_pg].pg = add_pg;
|
|
|
|
data[help_data->num_of_pg].pg_priority =
|
|
|
|
(1 << ttp[add_traf_type]);
|
|
|
|
data[help_data->num_of_pg].num_of_dif_pri = 1;
|
|
|
|
help_data->num_of_pg++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
DP(NETIF_MSG_LINK,
|
|
|
|
"add_traf_type %d pg_found %s num_of_pg %d\n",
|
|
|
|
add_traf_type, (false == pg_found) ? "NO" : "YES",
|
|
|
|
help_data->num_of_pg);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*******************************************************************************
|
|
|
|
* Description: single priority group
|
|
|
|
*
|
|
|
|
* Return:
|
|
|
|
******************************************************************************/
|
|
|
|
static void bnx2x_dcbx_ets_disabled_entry_data(struct bnx2x *bp,
|
|
|
|
struct cos_help_data *cos_data,
|
|
|
|
u32 pri_join_mask)
|
|
|
|
{
|
|
|
|
/* Only one priority than only one COS */
|
|
|
|
cos_data->data[0].pausable =
|
|
|
|
IS_DCBX_PFC_PRI_ONLY_PAUSE(bp, pri_join_mask);
|
|
|
|
cos_data->data[0].pri_join_mask = pri_join_mask;
|
|
|
|
cos_data->data[0].cos_bw = 100;
|
|
|
|
cos_data->num_of_cos = 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*******************************************************************************
|
|
|
|
* Description: updating the cos bw
|
|
|
|
*
|
|
|
|
* Return:
|
|
|
|
******************************************************************************/
|
|
|
|
static inline void bnx2x_dcbx_add_to_cos_bw(struct bnx2x *bp,
|
|
|
|
struct cos_entry_help_data *data,
|
|
|
|
u8 pg_bw)
|
|
|
|
{
|
|
|
|
if (data->cos_bw == DCBX_INVALID_COS_BW)
|
|
|
|
data->cos_bw = pg_bw;
|
|
|
|
else
|
|
|
|
data->cos_bw += pg_bw;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*******************************************************************************
|
|
|
|
* Description: single priority group
|
|
|
|
*
|
|
|
|
* Return:
|
|
|
|
******************************************************************************/
|
|
|
|
static void bnx2x_dcbx_separate_pauseable_from_non(struct bnx2x *bp,
|
|
|
|
struct cos_help_data *cos_data,
|
|
|
|
u32 *pg_pri_orginal_spread,
|
|
|
|
struct dcbx_ets_feature *ets)
|
|
|
|
{
|
|
|
|
u32 pri_tested = 0;
|
|
|
|
u8 i = 0;
|
|
|
|
u8 entry = 0;
|
|
|
|
u8 pg_entry = 0;
|
|
|
|
u8 num_of_pri = LLFC_DRIVER_TRAFFIC_TYPE_MAX;
|
|
|
|
|
|
|
|
cos_data->data[0].pausable = true;
|
|
|
|
cos_data->data[1].pausable = false;
|
|
|
|
cos_data->data[0].pri_join_mask = cos_data->data[1].pri_join_mask = 0;
|
|
|
|
|
|
|
|
for (i = 0 ; i < num_of_pri ; i++) {
|
|
|
|
pri_tested = 1 << bp->dcbx_port_params.
|
|
|
|
app.traffic_type_priority[i];
|
|
|
|
|
|
|
|
if (pri_tested & DCBX_PFC_PRI_NON_PAUSE_MASK(bp)) {
|
|
|
|
cos_data->data[1].pri_join_mask |= pri_tested;
|
|
|
|
entry = 1;
|
|
|
|
} else {
|
|
|
|
cos_data->data[0].pri_join_mask |= pri_tested;
|
|
|
|
entry = 0;
|
|
|
|
}
|
|
|
|
pg_entry = (u8)pg_pri_orginal_spread[bp->dcbx_port_params.
|
|
|
|
app.traffic_type_priority[i]];
|
|
|
|
/* There can be only one strict pg */
|
|
|
|
if (pg_entry < DCBX_MAX_NUM_PG_BW_ENTRIES)
|
|
|
|
bnx2x_dcbx_add_to_cos_bw(bp, &cos_data->data[entry],
|
|
|
|
DCBX_PG_BW_GET(ets->pg_bw_tbl, pg_entry));
|
|
|
|
else
|
|
|
|
/* If we join a group and one is strict
|
|
|
|
* than the bw rulls */
|
|
|
|
cos_data->data[entry].strict =
|
|
|
|
BNX2X_DCBX_COS_HIGH_STRICT;
|
|
|
|
}
|
|
|
|
if ((0 == cos_data->data[0].pri_join_mask) &&
|
|
|
|
(0 == cos_data->data[1].pri_join_mask))
|
|
|
|
BNX2X_ERR("dcbx error: Both groups must have priorities\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
#ifndef POWER_OF_2
|
|
|
|
#define POWER_OF_2(x) ((0 != x) && (0 == (x & (x-1))))
|
|
|
|
#endif
|
|
|
|
|
|
|
|
static void bxn2x_dcbx_single_pg_to_cos_params(struct bnx2x *bp,
|
|
|
|
struct pg_help_data *pg_help_data,
|
|
|
|
struct cos_help_data *cos_data,
|
|
|
|
u32 pri_join_mask,
|
|
|
|
u8 num_of_dif_pri)
|
|
|
|
{
|
|
|
|
u8 i = 0;
|
|
|
|
u32 pri_tested = 0;
|
|
|
|
u32 pri_mask_without_pri = 0;
|
|
|
|
u32 *ttp = bp->dcbx_port_params.app.traffic_type_priority;
|
|
|
|
/*debug*/
|
|
|
|
if (num_of_dif_pri == 1) {
|
|
|
|
bnx2x_dcbx_ets_disabled_entry_data(bp, cos_data, pri_join_mask);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
/* single priority group */
|
|
|
|
if (pg_help_data->data[0].pg < DCBX_MAX_NUM_PG_BW_ENTRIES) {
|
|
|
|
/* If there are both pauseable and non-pauseable priorities,
|
|
|
|
* the pauseable priorities go to the first queue and
|
|
|
|
* the non-pauseable priorities go to the second queue.
|
|
|
|
*/
|
|
|
|
if (IS_DCBX_PFC_PRI_MIX_PAUSE(bp, pri_join_mask)) {
|
|
|
|
/* Pauseable */
|
|
|
|
cos_data->data[0].pausable = true;
|
|
|
|
/* Non pauseable.*/
|
|
|
|
cos_data->data[1].pausable = false;
|
|
|
|
|
|
|
|
if (2 == num_of_dif_pri) {
|
|
|
|
cos_data->data[0].cos_bw = 50;
|
|
|
|
cos_data->data[1].cos_bw = 50;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (3 == num_of_dif_pri) {
|
|
|
|
if (POWER_OF_2(DCBX_PFC_PRI_GET_PAUSE(bp,
|
|
|
|
pri_join_mask))) {
|
|
|
|
cos_data->data[0].cos_bw = 33;
|
|
|
|
cos_data->data[1].cos_bw = 67;
|
|
|
|
} else {
|
|
|
|
cos_data->data[0].cos_bw = 67;
|
|
|
|
cos_data->data[1].cos_bw = 33;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
} else if (IS_DCBX_PFC_PRI_ONLY_PAUSE(bp, pri_join_mask)) {
|
|
|
|
/* If there are only pauseable priorities,
|
|
|
|
* then one/two priorities go to the first queue
|
|
|
|
* and one priority goes to the second queue.
|
|
|
|
*/
|
|
|
|
if (2 == num_of_dif_pri) {
|
|
|
|
cos_data->data[0].cos_bw = 50;
|
|
|
|
cos_data->data[1].cos_bw = 50;
|
|
|
|
} else {
|
|
|
|
cos_data->data[0].cos_bw = 67;
|
|
|
|
cos_data->data[1].cos_bw = 33;
|
|
|
|
}
|
|
|
|
cos_data->data[1].pausable = true;
|
|
|
|
cos_data->data[0].pausable = true;
|
|
|
|
/* All priorities except FCOE */
|
|
|
|
cos_data->data[0].pri_join_mask = (pri_join_mask &
|
|
|
|
((u8)~(1 << ttp[LLFC_TRAFFIC_TYPE_FCOE])));
|
|
|
|
/* Only FCOE priority.*/
|
|
|
|
cos_data->data[1].pri_join_mask =
|
|
|
|
(1 << ttp[LLFC_TRAFFIC_TYPE_FCOE]);
|
|
|
|
} else
|
|
|
|
/* If there are only non-pauseable priorities,
|
|
|
|
* they will all go to the same queue.
|
|
|
|
*/
|
|
|
|
bnx2x_dcbx_ets_disabled_entry_data(bp,
|
|
|
|
cos_data, pri_join_mask);
|
|
|
|
} else {
|
|
|
|
/* priority group which is not BW limited (PG#15):*/
|
|
|
|
if (IS_DCBX_PFC_PRI_MIX_PAUSE(bp, pri_join_mask)) {
|
|
|
|
/* If there are both pauseable and non-pauseable
|
|
|
|
* priorities, the pauseable priorities go to the first
|
|
|
|
* queue and the non-pauseable priorities
|
|
|
|
* go to the second queue.
|
|
|
|
*/
|
|
|
|
if (DCBX_PFC_PRI_GET_PAUSE(bp, pri_join_mask) >
|
|
|
|
DCBX_PFC_PRI_GET_NON_PAUSE(bp, pri_join_mask)) {
|
|
|
|
cos_data->data[0].strict =
|
|
|
|
BNX2X_DCBX_COS_HIGH_STRICT;
|
|
|
|
cos_data->data[1].strict =
|
|
|
|
BNX2X_DCBX_COS_LOW_STRICT;
|
|
|
|
} else {
|
|
|
|
cos_data->data[0].strict =
|
|
|
|
BNX2X_DCBX_COS_LOW_STRICT;
|
|
|
|
cos_data->data[1].strict =
|
|
|
|
BNX2X_DCBX_COS_HIGH_STRICT;
|
|
|
|
}
|
|
|
|
/* Pauseable */
|
|
|
|
cos_data->data[0].pausable = true;
|
|
|
|
/* Non pause-able.*/
|
|
|
|
cos_data->data[1].pausable = false;
|
|
|
|
} else {
|
|
|
|
/* If there are only pauseable priorities or
|
|
|
|
* only non-pauseable,* the lower priorities go
|
|
|
|
* to the first queue and the higherpriorities go
|
|
|
|
* to the second queue.
|
|
|
|
*/
|
|
|
|
cos_data->data[0].pausable =
|
|
|
|
cos_data->data[1].pausable =
|
|
|
|
IS_DCBX_PFC_PRI_ONLY_PAUSE(bp, pri_join_mask);
|
|
|
|
|
|
|
|
for (i = 0 ; i < LLFC_DRIVER_TRAFFIC_TYPE_MAX; i++) {
|
|
|
|
pri_tested = 1 << bp->dcbx_port_params.
|
|
|
|
app.traffic_type_priority[i];
|
|
|
|
/* Remove priority tested */
|
|
|
|
pri_mask_without_pri =
|
|
|
|
(pri_join_mask & ((u8)(~pri_tested)));
|
|
|
|
if (pri_mask_without_pri < pri_tested)
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (i == LLFC_DRIVER_TRAFFIC_TYPE_MAX)
|
|
|
|
BNX2X_ERR("Invalid value for pri_join_mask -"
|
|
|
|
" could not find a priority\n");
|
|
|
|
|
|
|
|
cos_data->data[0].pri_join_mask = pri_mask_without_pri;
|
|
|
|
cos_data->data[1].pri_join_mask = pri_tested;
|
|
|
|
/* Both queues are strict priority,
|
|
|
|
* and that with the highest priority
|
|
|
|
* gets the highest strict priority in the arbiter.
|
|
|
|
*/
|
|
|
|
cos_data->data[0].strict = BNX2X_DCBX_COS_LOW_STRICT;
|
|
|
|
cos_data->data[1].strict = BNX2X_DCBX_COS_HIGH_STRICT;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_dcbx_two_pg_to_cos_params(
|
|
|
|
struct bnx2x *bp,
|
|
|
|
struct pg_help_data *pg_help_data,
|
|
|
|
struct dcbx_ets_feature *ets,
|
|
|
|
struct cos_help_data *cos_data,
|
|
|
|
u32 *pg_pri_orginal_spread,
|
|
|
|
u32 pri_join_mask,
|
|
|
|
u8 num_of_dif_pri)
|
|
|
|
{
|
|
|
|
u8 i = 0;
|
|
|
|
u8 pg[E2_NUM_OF_COS] = {0};
|
|
|
|
|
|
|
|
/* If there are both pauseable and non-pauseable priorities,
|
|
|
|
* the pauseable priorities go to the first queue and
|
|
|
|
* the non-pauseable priorities go to the second queue.
|
|
|
|
*/
|
|
|
|
if (IS_DCBX_PFC_PRI_MIX_PAUSE(bp, pri_join_mask)) {
|
|
|
|
if (IS_DCBX_PFC_PRI_MIX_PAUSE(bp,
|
|
|
|
pg_help_data->data[0].pg_priority) ||
|
|
|
|
IS_DCBX_PFC_PRI_MIX_PAUSE(bp,
|
|
|
|
pg_help_data->data[1].pg_priority)) {
|
|
|
|
/* If one PG contains both pauseable and
|
|
|
|
* non-pauseable priorities then ETS is disabled.
|
|
|
|
*/
|
|
|
|
bnx2x_dcbx_separate_pauseable_from_non(bp, cos_data,
|
|
|
|
pg_pri_orginal_spread, ets);
|
|
|
|
bp->dcbx_port_params.ets.enabled = false;
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Pauseable */
|
|
|
|
cos_data->data[0].pausable = true;
|
|
|
|
/* Non pauseable. */
|
|
|
|
cos_data->data[1].pausable = false;
|
|
|
|
if (IS_DCBX_PFC_PRI_ONLY_PAUSE(bp,
|
|
|
|
pg_help_data->data[0].pg_priority)) {
|
|
|
|
/* 0 is pauseable */
|
|
|
|
cos_data->data[0].pri_join_mask =
|
|
|
|
pg_help_data->data[0].pg_priority;
|
|
|
|
pg[0] = pg_help_data->data[0].pg;
|
|
|
|
cos_data->data[1].pri_join_mask =
|
|
|
|
pg_help_data->data[1].pg_priority;
|
|
|
|
pg[1] = pg_help_data->data[1].pg;
|
|
|
|
} else {/* 1 is pauseable */
|
|
|
|
cos_data->data[0].pri_join_mask =
|
|
|
|
pg_help_data->data[1].pg_priority;
|
|
|
|
pg[0] = pg_help_data->data[1].pg;
|
|
|
|
cos_data->data[1].pri_join_mask =
|
|
|
|
pg_help_data->data[0].pg_priority;
|
|
|
|
pg[1] = pg_help_data->data[0].pg;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
/* If there are only pauseable priorities or
|
|
|
|
* only non-pauseable, each PG goes to a queue.
|
|
|
|
*/
|
|
|
|
cos_data->data[0].pausable = cos_data->data[1].pausable =
|
|
|
|
IS_DCBX_PFC_PRI_ONLY_PAUSE(bp, pri_join_mask);
|
|
|
|
cos_data->data[0].pri_join_mask =
|
|
|
|
pg_help_data->data[0].pg_priority;
|
|
|
|
pg[0] = pg_help_data->data[0].pg;
|
|
|
|
cos_data->data[1].pri_join_mask =
|
|
|
|
pg_help_data->data[1].pg_priority;
|
|
|
|
pg[1] = pg_help_data->data[1].pg;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* There can be only one strict pg */
|
|
|
|
for (i = 0 ; i < E2_NUM_OF_COS; i++) {
|
|
|
|
if (pg[i] < DCBX_MAX_NUM_PG_BW_ENTRIES)
|
|
|
|
cos_data->data[i].cos_bw =
|
|
|
|
DCBX_PG_BW_GET(ets->pg_bw_tbl, pg[i]);
|
|
|
|
else
|
|
|
|
cos_data->data[i].strict = BNX2X_DCBX_COS_HIGH_STRICT;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/*******************************************************************************
|
|
|
|
* Description: Still
|
|
|
|
*
|
|
|
|
* Return:
|
|
|
|
******************************************************************************/
|
|
|
|
static void bnx2x_dcbx_three_pg_to_cos_params(
|
|
|
|
struct bnx2x *bp,
|
|
|
|
struct pg_help_data *pg_help_data,
|
|
|
|
struct dcbx_ets_feature *ets,
|
|
|
|
struct cos_help_data *cos_data,
|
|
|
|
u32 *pg_pri_orginal_spread,
|
|
|
|
u32 pri_join_mask,
|
|
|
|
u8 num_of_dif_pri)
|
|
|
|
{
|
|
|
|
u8 i = 0;
|
|
|
|
u32 pri_tested = 0;
|
|
|
|
u8 entry = 0;
|
|
|
|
u8 pg_entry = 0;
|
|
|
|
bool b_found_strict = false;
|
|
|
|
u8 num_of_pri = LLFC_DRIVER_TRAFFIC_TYPE_MAX;
|
|
|
|
|
|
|
|
cos_data->data[0].pri_join_mask = cos_data->data[1].pri_join_mask = 0;
|
|
|
|
/* If there are both pauseable and non-pauseable priorities,
|
|
|
|
* the pauseable priorities go to the first queue and the
|
|
|
|
* non-pauseable priorities go to the second queue.
|
|
|
|
*/
|
|
|
|
if (IS_DCBX_PFC_PRI_MIX_PAUSE(bp, pri_join_mask))
|
|
|
|
bnx2x_dcbx_separate_pauseable_from_non(bp,
|
|
|
|
cos_data, pg_pri_orginal_spread, ets);
|
|
|
|
else {
|
|
|
|
/* If two BW-limited PG-s were combined to one queue,
|
|
|
|
* the BW is their sum.
|
|
|
|
*
|
|
|
|
* If there are only pauseable priorities or only non-pauseable,
|
|
|
|
* and there are both BW-limited and non-BW-limited PG-s,
|
|
|
|
* the BW-limited PG/s go to one queue and the non-BW-limited
|
|
|
|
* PG/s go to the second queue.
|
|
|
|
*
|
|
|
|
* If there are only pauseable priorities or only non-pauseable
|
|
|
|
* and all are BW limited, then two priorities go to the first
|
|
|
|
* queue and one priority goes to the second queue.
|
|
|
|
*
|
|
|
|
* We will join this two cases:
|
|
|
|
* if one is BW limited it will go to the secoend queue
|
|
|
|
* otherwise the last priority will get it
|
|
|
|
*/
|
|
|
|
|
|
|
|
cos_data->data[0].pausable = cos_data->data[1].pausable =
|
|
|
|
IS_DCBX_PFC_PRI_ONLY_PAUSE(bp, pri_join_mask);
|
|
|
|
|
|
|
|
for (i = 0 ; i < num_of_pri; i++) {
|
|
|
|
pri_tested = 1 << bp->dcbx_port_params.
|
|
|
|
app.traffic_type_priority[i];
|
|
|
|
pg_entry = (u8)pg_pri_orginal_spread[bp->
|
|
|
|
dcbx_port_params.app.traffic_type_priority[i]];
|
|
|
|
|
|
|
|
if (pg_entry < DCBX_MAX_NUM_PG_BW_ENTRIES) {
|
|
|
|
entry = 0;
|
|
|
|
|
|
|
|
if (i == (num_of_pri-1) &&
|
|
|
|
false == b_found_strict)
|
|
|
|
/* last entry will be handled separately
|
|
|
|
* If no priority is strict than last
|
|
|
|
* enty goes to last queue.*/
|
|
|
|
entry = 1;
|
|
|
|
cos_data->data[entry].pri_join_mask |=
|
|
|
|
pri_tested;
|
|
|
|
bnx2x_dcbx_add_to_cos_bw(bp,
|
|
|
|
&cos_data->data[entry],
|
|
|
|
DCBX_PG_BW_GET(ets->pg_bw_tbl,
|
|
|
|
pg_entry));
|
|
|
|
} else {
|
|
|
|
b_found_strict = true;
|
|
|
|
cos_data->data[1].pri_join_mask |= pri_tested;
|
|
|
|
/* If we join a group and one is strict
|
|
|
|
* than the bw rulls */
|
|
|
|
cos_data->data[1].strict =
|
|
|
|
BNX2X_DCBX_COS_HIGH_STRICT;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static void bnx2x_dcbx_fill_cos_params(struct bnx2x *bp,
|
|
|
|
struct pg_help_data *help_data,
|
|
|
|
struct dcbx_ets_feature *ets,
|
|
|
|
u32 *pg_pri_orginal_spread)
|
|
|
|
{
|
|
|
|
struct cos_help_data cos_data ;
|
|
|
|
u8 i = 0;
|
|
|
|
u32 pri_join_mask = 0;
|
|
|
|
u8 num_of_dif_pri = 0;
|
|
|
|
|
|
|
|
memset(&cos_data, 0, sizeof(cos_data));
|
|
|
|
/* Validate the pg value */
|
|
|
|
for (i = 0; i < help_data->num_of_pg ; i++) {
|
|
|
|
if (DCBX_STRICT_PRIORITY != help_data->data[i].pg &&
|
|
|
|
DCBX_MAX_NUM_PG_BW_ENTRIES <= help_data->data[i].pg)
|
|
|
|
BNX2X_ERR("Invalid pg[%d] data %x\n", i,
|
|
|
|
help_data->data[i].pg);
|
|
|
|
pri_join_mask |= help_data->data[i].pg_priority;
|
|
|
|
num_of_dif_pri += help_data->data[i].num_of_dif_pri;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* default settings */
|
|
|
|
cos_data.num_of_cos = 2;
|
|
|
|
for (i = 0; i < E2_NUM_OF_COS ; i++) {
|
|
|
|
cos_data.data[i].pri_join_mask = pri_join_mask;
|
|
|
|
cos_data.data[i].pausable = false;
|
|
|
|
cos_data.data[i].strict = BNX2X_DCBX_COS_NOT_STRICT;
|
|
|
|
cos_data.data[i].cos_bw = DCBX_INVALID_COS_BW;
|
|
|
|
}
|
|
|
|
|
|
|
|
switch (help_data->num_of_pg) {
|
|
|
|
case 1:
|
|
|
|
|
|
|
|
bxn2x_dcbx_single_pg_to_cos_params(
|
|
|
|
bp,
|
|
|
|
help_data,
|
|
|
|
&cos_data,
|
|
|
|
pri_join_mask,
|
|
|
|
num_of_dif_pri);
|
|
|
|
break;
|
|
|
|
case 2:
|
|
|
|
bnx2x_dcbx_two_pg_to_cos_params(
|
|
|
|
bp,
|
|
|
|
help_data,
|
|
|
|
ets,
|
|
|
|
&cos_data,
|
|
|
|
pg_pri_orginal_spread,
|
|
|
|
pri_join_mask,
|
|
|
|
num_of_dif_pri);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 3:
|
|
|
|
bnx2x_dcbx_three_pg_to_cos_params(
|
|
|
|
bp,
|
|
|
|
help_data,
|
|
|
|
ets,
|
|
|
|
&cos_data,
|
|
|
|
pg_pri_orginal_spread,
|
|
|
|
pri_join_mask,
|
|
|
|
num_of_dif_pri);
|
|
|
|
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
BNX2X_ERR("Wrong pg_help_data.num_of_pg\n");
|
|
|
|
bnx2x_dcbx_ets_disabled_entry_data(bp,
|
|
|
|
&cos_data, pri_join_mask);
|
|
|
|
}
|
|
|
|
|
|
|
|
for (i = 0; i < cos_data.num_of_cos ; i++) {
|
|
|
|
struct bnx2x_dcbx_cos_params *params =
|
|
|
|
&bp->dcbx_port_params.ets.cos_params[i];
|
|
|
|
|
|
|
|
params->pauseable = cos_data.data[i].pausable;
|
|
|
|
params->strict = cos_data.data[i].strict;
|
|
|
|
params->bw_tbl = cos_data.data[i].cos_bw;
|
|
|
|
if (params->pauseable) {
|
|
|
|
params->pri_bitmask =
|
|
|
|
DCBX_PFC_PRI_GET_PAUSE(bp,
|
|
|
|
cos_data.data[i].pri_join_mask);
|
|
|
|
DP(NETIF_MSG_LINK, "COS %d PAUSABLE prijoinmask 0x%x\n",
|
|
|
|
i, cos_data.data[i].pri_join_mask);
|
|
|
|
} else {
|
|
|
|
params->pri_bitmask =
|
|
|
|
DCBX_PFC_PRI_GET_NON_PAUSE(bp,
|
|
|
|
cos_data.data[i].pri_join_mask);
|
|
|
|
DP(NETIF_MSG_LINK, "COS %d NONPAUSABLE prijoinmask "
|
|
|
|
"0x%x\n",
|
|
|
|
i, cos_data.data[i].pri_join_mask);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
bp->dcbx_port_params.ets.num_of_cos = cos_data.num_of_cos ;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_dcbx_get_ets_pri_pg_tbl(struct bnx2x *bp,
|
|
|
|
u32 *set_configuration_ets_pg,
|
|
|
|
u32 *pri_pg_tbl)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
|
|
|
|
for (i = 0; i < DCBX_MAX_NUM_PRI_PG_ENTRIES; i++) {
|
|
|
|
set_configuration_ets_pg[i] = DCBX_PRI_PG_GET(pri_pg_tbl, i);
|
|
|
|
|
|
|
|
DP(NETIF_MSG_LINK, "set_configuration_ets_pg[%d] = 0x%x\n",
|
|
|
|
i, set_configuration_ets_pg[i]);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/*******************************************************************************
|
|
|
|
* Description: Fill pfc_config struct that will be sent in DCBX start ramrod
|
|
|
|
*
|
|
|
|
* Return:
|
|
|
|
******************************************************************************/
|
|
|
|
static void bnx2x_pfc_fw_struct_e2(struct bnx2x *bp)
|
|
|
|
{
|
2010-12-30 14:27:03 +08:00
|
|
|
struct flow_control_configuration *pfc_fw_cfg = NULL;
|
2010-12-13 13:44:18 +08:00
|
|
|
u16 pri_bit = 0;
|
|
|
|
u8 cos = 0, pri = 0;
|
|
|
|
struct priority_cos *tt2cos;
|
|
|
|
u32 *ttp = bp->dcbx_port_params.app.traffic_type_priority;
|
|
|
|
|
|
|
|
pfc_fw_cfg = (struct flow_control_configuration *)
|
|
|
|
bnx2x_sp(bp, pfc_config);
|
|
|
|
memset(pfc_fw_cfg, 0, sizeof(struct flow_control_configuration));
|
|
|
|
|
|
|
|
/*shortcut*/
|
|
|
|
tt2cos = pfc_fw_cfg->traffic_type_to_priority_cos;
|
|
|
|
|
|
|
|
/* Fw version should be incremented each update */
|
|
|
|
pfc_fw_cfg->dcb_version = ++bp->dcb_version;
|
|
|
|
pfc_fw_cfg->dcb_enabled = DCB_ENABLED;
|
|
|
|
|
|
|
|
/* Default initialization */
|
|
|
|
for (pri = 0; pri < MAX_PFC_TRAFFIC_TYPES ; pri++) {
|
|
|
|
tt2cos[pri].priority = LLFC_TRAFFIC_TYPE_TO_PRIORITY_UNMAPPED;
|
|
|
|
tt2cos[pri].cos = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Fill priority parameters */
|
|
|
|
for (pri = 0; pri < LLFC_DRIVER_TRAFFIC_TYPE_MAX; pri++) {
|
|
|
|
tt2cos[pri].priority = ttp[pri];
|
|
|
|
pri_bit = 1 << tt2cos[pri].priority;
|
|
|
|
|
|
|
|
/* Fill COS parameters based on COS calculated to
|
|
|
|
* make it more generally for future use */
|
|
|
|
for (cos = 0; cos < bp->dcbx_port_params.ets.num_of_cos; cos++)
|
|
|
|
if (bp->dcbx_port_params.ets.cos_params[cos].
|
|
|
|
pri_bitmask & pri_bit)
|
|
|
|
tt2cos[pri].cos = cos;
|
|
|
|
}
|
|
|
|
bnx2x_dcbx_print_cos_params(bp, pfc_fw_cfg);
|
|
|
|
}
|
2010-12-30 14:27:03 +08:00
|
|
|
/* DCB netlink */
|
2011-03-01 04:19:55 +08:00
|
|
|
#ifdef BCM_DCBNL
|
2010-12-30 14:27:03 +08:00
|
|
|
|
|
|
|
#define BNX2X_DCBX_CAPS (DCB_CAP_DCBX_LLD_MANAGED | \
|
|
|
|
DCB_CAP_DCBX_VER_CEE | DCB_CAP_DCBX_STATIC)
|
|
|
|
|
|
|
|
static inline bool bnx2x_dcbnl_set_valid(struct bnx2x *bp)
|
|
|
|
{
|
|
|
|
/* validate dcbnl call that may change HW state:
|
|
|
|
* DCB is on and DCBX mode was SUCCESSFULLY set by the user.
|
|
|
|
*/
|
|
|
|
return bp->dcb_state && bp->dcbx_mode_uset;
|
|
|
|
}
|
|
|
|
|
|
|
|
static u8 bnx2x_dcbnl_get_state(struct net_device *netdev)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
DP(NETIF_MSG_LINK, "state = %d\n", bp->dcb_state);
|
|
|
|
return bp->dcb_state;
|
|
|
|
}
|
|
|
|
|
|
|
|
static u8 bnx2x_dcbnl_set_state(struct net_device *netdev, u8 state)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
DP(NETIF_MSG_LINK, "state = %s\n", state ? "on" : "off");
|
|
|
|
|
|
|
|
bnx2x_dcbx_set_state(bp, (state ? true : false), bp->dcbx_enabled);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_dcbnl_get_perm_hw_addr(struct net_device *netdev,
|
|
|
|
u8 *perm_addr)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
DP(NETIF_MSG_LINK, "GET-PERM-ADDR\n");
|
|
|
|
|
|
|
|
/* first the HW mac address */
|
|
|
|
memcpy(perm_addr, netdev->dev_addr, netdev->addr_len);
|
|
|
|
|
|
|
|
#ifdef BCM_CNIC
|
|
|
|
/* second SAN address */
|
|
|
|
memcpy(perm_addr+netdev->addr_len, bp->fip_mac, netdev->addr_len);
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_dcbnl_set_pg_tccfg_tx(struct net_device *netdev, int prio,
|
|
|
|
u8 prio_type, u8 pgid, u8 bw_pct,
|
|
|
|
u8 up_map)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
|
|
|
|
DP(NETIF_MSG_LINK, "prio[%d] = %d\n", prio, pgid);
|
|
|
|
if (!bnx2x_dcbnl_set_valid(bp) || prio >= DCBX_MAX_NUM_PRI_PG_ENTRIES)
|
|
|
|
return;
|
|
|
|
|
|
|
|
/**
|
|
|
|
* bw_pct ingnored - band-width percentage devision between user
|
|
|
|
* priorities within the same group is not
|
|
|
|
* standard and hence not supported
|
|
|
|
*
|
|
|
|
* prio_type igonred - priority levels within the same group are not
|
|
|
|
* standard and hence are not supported. According
|
|
|
|
* to the standard pgid 15 is dedicated to strict
|
|
|
|
* prioirty traffic (on the port level).
|
|
|
|
*
|
|
|
|
* up_map ignored
|
|
|
|
*/
|
|
|
|
|
|
|
|
bp->dcbx_config_params.admin_configuration_ets_pg[prio] = pgid;
|
|
|
|
bp->dcbx_config_params.admin_ets_configuration_tx_enable = 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_dcbnl_set_pg_bwgcfg_tx(struct net_device *netdev,
|
|
|
|
int pgid, u8 bw_pct)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
DP(NETIF_MSG_LINK, "pgid[%d] = %d\n", pgid, bw_pct);
|
|
|
|
|
|
|
|
if (!bnx2x_dcbnl_set_valid(bp) || pgid >= DCBX_MAX_NUM_PG_BW_ENTRIES)
|
|
|
|
return;
|
|
|
|
|
|
|
|
bp->dcbx_config_params.admin_configuration_bw_precentage[pgid] = bw_pct;
|
|
|
|
bp->dcbx_config_params.admin_ets_configuration_tx_enable = 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_dcbnl_set_pg_tccfg_rx(struct net_device *netdev, int prio,
|
|
|
|
u8 prio_type, u8 pgid, u8 bw_pct,
|
|
|
|
u8 up_map)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
DP(NETIF_MSG_LINK, "Nothing to set; No RX support\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_dcbnl_set_pg_bwgcfg_rx(struct net_device *netdev,
|
|
|
|
int pgid, u8 bw_pct)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
DP(NETIF_MSG_LINK, "Nothing to set; No RX support\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_dcbnl_get_pg_tccfg_tx(struct net_device *netdev, int prio,
|
|
|
|
u8 *prio_type, u8 *pgid, u8 *bw_pct,
|
|
|
|
u8 *up_map)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
DP(NETIF_MSG_LINK, "prio = %d\n", prio);
|
|
|
|
|
|
|
|
/**
|
|
|
|
* bw_pct ingnored - band-width percentage devision between user
|
|
|
|
* priorities within the same group is not
|
|
|
|
* standard and hence not supported
|
|
|
|
*
|
|
|
|
* prio_type igonred - priority levels within the same group are not
|
|
|
|
* standard and hence are not supported. According
|
|
|
|
* to the standard pgid 15 is dedicated to strict
|
|
|
|
* prioirty traffic (on the port level).
|
|
|
|
*
|
|
|
|
* up_map ignored
|
|
|
|
*/
|
|
|
|
*up_map = *bw_pct = *prio_type = *pgid = 0;
|
|
|
|
|
|
|
|
if (!bp->dcb_state || prio >= DCBX_MAX_NUM_PRI_PG_ENTRIES)
|
|
|
|
return;
|
|
|
|
|
|
|
|
*pgid = DCBX_PRI_PG_GET(bp->dcbx_local_feat.ets.pri_pg_tbl, prio);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_dcbnl_get_pg_bwgcfg_tx(struct net_device *netdev,
|
|
|
|
int pgid, u8 *bw_pct)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
DP(NETIF_MSG_LINK, "pgid = %d\n", pgid);
|
|
|
|
|
|
|
|
*bw_pct = 0;
|
|
|
|
|
|
|
|
if (!bp->dcb_state || pgid >= DCBX_MAX_NUM_PG_BW_ENTRIES)
|
|
|
|
return;
|
|
|
|
|
|
|
|
*bw_pct = DCBX_PG_BW_GET(bp->dcbx_local_feat.ets.pg_bw_tbl, pgid);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_dcbnl_get_pg_tccfg_rx(struct net_device *netdev, int prio,
|
|
|
|
u8 *prio_type, u8 *pgid, u8 *bw_pct,
|
|
|
|
u8 *up_map)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
DP(NETIF_MSG_LINK, "Nothing to get; No RX support\n");
|
|
|
|
|
|
|
|
*prio_type = *pgid = *bw_pct = *up_map = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_dcbnl_get_pg_bwgcfg_rx(struct net_device *netdev,
|
|
|
|
int pgid, u8 *bw_pct)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
DP(NETIF_MSG_LINK, "Nothing to get; No RX support\n");
|
|
|
|
|
|
|
|
*bw_pct = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_dcbnl_set_pfc_cfg(struct net_device *netdev, int prio,
|
|
|
|
u8 setting)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
DP(NETIF_MSG_LINK, "prio[%d] = %d\n", prio, setting);
|
|
|
|
|
|
|
|
if (!bnx2x_dcbnl_set_valid(bp) || prio >= MAX_PFC_PRIORITIES)
|
|
|
|
return;
|
|
|
|
|
|
|
|
bp->dcbx_config_params.admin_pfc_bitmap |= ((setting ? 1 : 0) << prio);
|
|
|
|
|
|
|
|
if (setting)
|
|
|
|
bp->dcbx_config_params.admin_pfc_tx_enable = 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_dcbnl_get_pfc_cfg(struct net_device *netdev, int prio,
|
|
|
|
u8 *setting)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
DP(NETIF_MSG_LINK, "prio = %d\n", prio);
|
|
|
|
|
|
|
|
*setting = 0;
|
|
|
|
|
|
|
|
if (!bp->dcb_state || prio >= MAX_PFC_PRIORITIES)
|
|
|
|
return;
|
|
|
|
|
|
|
|
*setting = (bp->dcbx_local_feat.pfc.pri_en_bitmap >> prio) & 0x1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static u8 bnx2x_dcbnl_set_all(struct net_device *netdev)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
int rc = 0;
|
|
|
|
|
|
|
|
DP(NETIF_MSG_LINK, "SET-ALL\n");
|
|
|
|
|
|
|
|
if (!bnx2x_dcbnl_set_valid(bp))
|
|
|
|
return 1;
|
|
|
|
|
|
|
|
if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
|
|
|
|
netdev_err(bp->dev, "Handling parity error recovery. "
|
|
|
|
"Try again later\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
if (netif_running(bp->dev)) {
|
|
|
|
bnx2x_nic_unload(bp, UNLOAD_NORMAL);
|
|
|
|
rc = bnx2x_nic_load(bp, LOAD_NORMAL);
|
|
|
|
}
|
|
|
|
DP(NETIF_MSG_LINK, "set_dcbx_params done (%d)\n", rc);
|
|
|
|
if (rc)
|
|
|
|
return 1;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static u8 bnx2x_dcbnl_get_cap(struct net_device *netdev, int capid, u8 *cap)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
u8 rval = 0;
|
|
|
|
|
|
|
|
if (bp->dcb_state) {
|
|
|
|
switch (capid) {
|
|
|
|
case DCB_CAP_ATTR_PG:
|
|
|
|
*cap = true;
|
|
|
|
break;
|
|
|
|
case DCB_CAP_ATTR_PFC:
|
|
|
|
*cap = true;
|
|
|
|
break;
|
|
|
|
case DCB_CAP_ATTR_UP2TC:
|
|
|
|
*cap = false;
|
|
|
|
break;
|
|
|
|
case DCB_CAP_ATTR_PG_TCS:
|
|
|
|
*cap = 0x80; /* 8 priorities for PGs */
|
|
|
|
break;
|
|
|
|
case DCB_CAP_ATTR_PFC_TCS:
|
|
|
|
*cap = 0x80; /* 8 priorities for PFC */
|
|
|
|
break;
|
|
|
|
case DCB_CAP_ATTR_GSP:
|
|
|
|
*cap = true;
|
|
|
|
break;
|
|
|
|
case DCB_CAP_ATTR_BCN:
|
|
|
|
*cap = false;
|
|
|
|
break;
|
|
|
|
case DCB_CAP_ATTR_DCBX:
|
|
|
|
*cap = BNX2X_DCBX_CAPS;
|
|
|
|
default:
|
|
|
|
rval = -EINVAL;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
} else
|
|
|
|
rval = -EINVAL;
|
|
|
|
|
|
|
|
DP(NETIF_MSG_LINK, "capid %d:%x\n", capid, *cap);
|
|
|
|
return rval;
|
|
|
|
}
|
|
|
|
|
|
|
|
static u8 bnx2x_dcbnl_get_numtcs(struct net_device *netdev, int tcid, u8 *num)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
u8 rval = 0;
|
|
|
|
|
|
|
|
DP(NETIF_MSG_LINK, "tcid %d\n", tcid);
|
|
|
|
|
|
|
|
if (bp->dcb_state) {
|
|
|
|
switch (tcid) {
|
|
|
|
case DCB_NUMTCS_ATTR_PG:
|
|
|
|
*num = E2_NUM_OF_COS;
|
|
|
|
break;
|
|
|
|
case DCB_NUMTCS_ATTR_PFC:
|
|
|
|
*num = E2_NUM_OF_COS;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
rval = -EINVAL;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
} else
|
|
|
|
rval = -EINVAL;
|
|
|
|
|
|
|
|
return rval;
|
|
|
|
}
|
|
|
|
|
|
|
|
static u8 bnx2x_dcbnl_set_numtcs(struct net_device *netdev, int tcid, u8 num)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
DP(NETIF_MSG_LINK, "num tcs = %d; Not supported\n", num);
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
static u8 bnx2x_dcbnl_get_pfc_state(struct net_device *netdev)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
DP(NETIF_MSG_LINK, "state = %d\n", bp->dcbx_local_feat.pfc.enabled);
|
|
|
|
|
|
|
|
if (!bp->dcb_state)
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
return bp->dcbx_local_feat.pfc.enabled;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_dcbnl_set_pfc_state(struct net_device *netdev, u8 state)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
DP(NETIF_MSG_LINK, "state = %s\n", state ? "on" : "off");
|
|
|
|
|
|
|
|
if (!bnx2x_dcbnl_set_valid(bp))
|
|
|
|
return;
|
|
|
|
|
|
|
|
bp->dcbx_config_params.admin_pfc_tx_enable =
|
|
|
|
bp->dcbx_config_params.admin_pfc_enable = (state ? 1 : 0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void bnx2x_admin_app_set_ent(
|
|
|
|
struct bnx2x_admin_priority_app_table *app_ent,
|
|
|
|
u8 idtype, u16 idval, u8 up)
|
|
|
|
{
|
|
|
|
app_ent->valid = 1;
|
|
|
|
|
|
|
|
switch (idtype) {
|
|
|
|
case DCB_APP_IDTYPE_ETHTYPE:
|
|
|
|
app_ent->traffic_type = TRAFFIC_TYPE_ETH;
|
|
|
|
break;
|
|
|
|
case DCB_APP_IDTYPE_PORTNUM:
|
|
|
|
app_ent->traffic_type = TRAFFIC_TYPE_PORT;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
break; /* never gets here */
|
|
|
|
}
|
|
|
|
app_ent->app_id = idval;
|
|
|
|
app_ent->priority = up;
|
|
|
|
}
|
|
|
|
|
|
|
|
static bool bnx2x_admin_app_is_equal(
|
|
|
|
struct bnx2x_admin_priority_app_table *app_ent,
|
|
|
|
u8 idtype, u16 idval)
|
|
|
|
{
|
|
|
|
if (!app_ent->valid)
|
|
|
|
return false;
|
|
|
|
|
|
|
|
switch (idtype) {
|
|
|
|
case DCB_APP_IDTYPE_ETHTYPE:
|
|
|
|
if (app_ent->traffic_type != TRAFFIC_TYPE_ETH)
|
|
|
|
return false;
|
|
|
|
break;
|
|
|
|
case DCB_APP_IDTYPE_PORTNUM:
|
|
|
|
if (app_ent->traffic_type != TRAFFIC_TYPE_PORT)
|
|
|
|
return false;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
if (app_ent->app_id != idval)
|
|
|
|
return false;
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int bnx2x_set_admin_app_up(struct bnx2x *bp, u8 idtype, u16 idval, u8 up)
|
|
|
|
{
|
|
|
|
int i, ff;
|
|
|
|
|
|
|
|
/* iterate over the app entries looking for idtype and idval */
|
|
|
|
for (i = 0, ff = -1; i < 4; i++) {
|
|
|
|
struct bnx2x_admin_priority_app_table *app_ent =
|
|
|
|
&bp->dcbx_config_params.admin_priority_app_table[i];
|
|
|
|
if (bnx2x_admin_app_is_equal(app_ent, idtype, idval))
|
|
|
|
break;
|
|
|
|
|
|
|
|
if (ff < 0 && !app_ent->valid)
|
|
|
|
ff = i;
|
|
|
|
}
|
|
|
|
if (i < 4)
|
|
|
|
/* if found overwrite up */
|
|
|
|
bp->dcbx_config_params.
|
|
|
|
admin_priority_app_table[i].priority = up;
|
|
|
|
else if (ff >= 0)
|
|
|
|
/* not found use first-free */
|
|
|
|
bnx2x_admin_app_set_ent(
|
|
|
|
&bp->dcbx_config_params.admin_priority_app_table[ff],
|
|
|
|
idtype, idval, up);
|
|
|
|
else
|
|
|
|
/* app table is full */
|
|
|
|
return -EBUSY;
|
|
|
|
|
|
|
|
/* up configured, if not 0 make sure feature is enabled */
|
|
|
|
if (up)
|
|
|
|
bp->dcbx_config_params.admin_application_priority_tx_enable = 1;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static u8 bnx2x_dcbnl_set_app_up(struct net_device *netdev, u8 idtype,
|
|
|
|
u16 idval, u8 up)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
|
|
|
|
DP(NETIF_MSG_LINK, "app_type %d, app_id %x, prio bitmap %d\n",
|
|
|
|
idtype, idval, up);
|
|
|
|
|
|
|
|
if (!bnx2x_dcbnl_set_valid(bp))
|
|
|
|
return -EINVAL;
|
|
|
|
|
|
|
|
/* verify idtype */
|
|
|
|
switch (idtype) {
|
|
|
|
case DCB_APP_IDTYPE_ETHTYPE:
|
|
|
|
case DCB_APP_IDTYPE_PORTNUM:
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
return bnx2x_set_admin_app_up(bp, idtype, idval, up);
|
|
|
|
}
|
|
|
|
|
|
|
|
static u8 bnx2x_dcbnl_get_dcbx(struct net_device *netdev)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
u8 state;
|
|
|
|
|
|
|
|
state = DCB_CAP_DCBX_LLD_MANAGED | DCB_CAP_DCBX_VER_CEE;
|
|
|
|
|
|
|
|
if (bp->dcbx_enabled == BNX2X_DCBX_ENABLED_ON_NEG_OFF)
|
|
|
|
state |= DCB_CAP_DCBX_STATIC;
|
|
|
|
|
|
|
|
return state;
|
|
|
|
}
|
|
|
|
|
|
|
|
static u8 bnx2x_dcbnl_set_dcbx(struct net_device *netdev, u8 state)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
DP(NETIF_MSG_LINK, "state = %02x\n", state);
|
|
|
|
|
|
|
|
/* set dcbx mode */
|
|
|
|
|
|
|
|
if ((state & BNX2X_DCBX_CAPS) != state) {
|
|
|
|
BNX2X_ERR("Requested DCBX mode %x is beyond advertised "
|
|
|
|
"capabilities\n", state);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (bp->dcb_state != BNX2X_DCB_STATE_ON) {
|
|
|
|
BNX2X_ERR("DCB turned off, DCBX configuration is invalid\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (state & DCB_CAP_DCBX_STATIC)
|
|
|
|
bp->dcbx_enabled = BNX2X_DCBX_ENABLED_ON_NEG_OFF;
|
|
|
|
else
|
|
|
|
bp->dcbx_enabled = BNX2X_DCBX_ENABLED_ON_NEG_ON;
|
|
|
|
|
|
|
|
bp->dcbx_mode_uset = true;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static u8 bnx2x_dcbnl_get_featcfg(struct net_device *netdev, int featid,
|
|
|
|
u8 *flags)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
u8 rval = 0;
|
|
|
|
|
|
|
|
DP(NETIF_MSG_LINK, "featid %d\n", featid);
|
|
|
|
|
|
|
|
if (bp->dcb_state) {
|
|
|
|
*flags = 0;
|
|
|
|
switch (featid) {
|
|
|
|
case DCB_FEATCFG_ATTR_PG:
|
|
|
|
if (bp->dcbx_local_feat.ets.enabled)
|
|
|
|
*flags |= DCB_FEATCFG_ENABLE;
|
|
|
|
if (bp->dcbx_error & DCBX_LOCAL_ETS_ERROR)
|
|
|
|
*flags |= DCB_FEATCFG_ERROR;
|
|
|
|
break;
|
|
|
|
case DCB_FEATCFG_ATTR_PFC:
|
|
|
|
if (bp->dcbx_local_feat.pfc.enabled)
|
|
|
|
*flags |= DCB_FEATCFG_ENABLE;
|
|
|
|
if (bp->dcbx_error & (DCBX_LOCAL_PFC_ERROR |
|
|
|
|
DCBX_LOCAL_PFC_MISMATCH))
|
|
|
|
*flags |= DCB_FEATCFG_ERROR;
|
|
|
|
break;
|
|
|
|
case DCB_FEATCFG_ATTR_APP:
|
|
|
|
if (bp->dcbx_local_feat.app.enabled)
|
|
|
|
*flags |= DCB_FEATCFG_ENABLE;
|
|
|
|
if (bp->dcbx_error & (DCBX_LOCAL_APP_ERROR |
|
|
|
|
DCBX_LOCAL_APP_MISMATCH))
|
|
|
|
*flags |= DCB_FEATCFG_ERROR;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
rval = -EINVAL;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
} else
|
|
|
|
rval = -EINVAL;
|
|
|
|
|
|
|
|
return rval;
|
|
|
|
}
|
|
|
|
|
|
|
|
static u8 bnx2x_dcbnl_set_featcfg(struct net_device *netdev, int featid,
|
|
|
|
u8 flags)
|
|
|
|
{
|
|
|
|
struct bnx2x *bp = netdev_priv(netdev);
|
|
|
|
u8 rval = 0;
|
|
|
|
|
|
|
|
DP(NETIF_MSG_LINK, "featid = %d flags = %02x\n", featid, flags);
|
|
|
|
|
|
|
|
/* ignore the 'advertise' flag */
|
|
|
|
if (bnx2x_dcbnl_set_valid(bp)) {
|
|
|
|
switch (featid) {
|
|
|
|
case DCB_FEATCFG_ATTR_PG:
|
|
|
|
bp->dcbx_config_params.admin_ets_enable =
|
|
|
|
flags & DCB_FEATCFG_ENABLE ? 1 : 0;
|
|
|
|
bp->dcbx_config_params.admin_ets_willing =
|
|
|
|
flags & DCB_FEATCFG_WILLING ? 1 : 0;
|
|
|
|
break;
|
|
|
|
case DCB_FEATCFG_ATTR_PFC:
|
|
|
|
bp->dcbx_config_params.admin_pfc_enable =
|
|
|
|
flags & DCB_FEATCFG_ENABLE ? 1 : 0;
|
|
|
|
bp->dcbx_config_params.admin_pfc_willing =
|
|
|
|
flags & DCB_FEATCFG_WILLING ? 1 : 0;
|
|
|
|
break;
|
|
|
|
case DCB_FEATCFG_ATTR_APP:
|
|
|
|
/* ignore enable, always enabled */
|
|
|
|
bp->dcbx_config_params.admin_app_priority_willing =
|
|
|
|
flags & DCB_FEATCFG_WILLING ? 1 : 0;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
rval = -EINVAL;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
} else
|
|
|
|
rval = -EINVAL;
|
|
|
|
|
|
|
|
return rval;
|
|
|
|
}
|
|
|
|
|
|
|
|
const struct dcbnl_rtnl_ops bnx2x_dcbnl_ops = {
|
|
|
|
.getstate = bnx2x_dcbnl_get_state,
|
|
|
|
.setstate = bnx2x_dcbnl_set_state,
|
|
|
|
.getpermhwaddr = bnx2x_dcbnl_get_perm_hw_addr,
|
|
|
|
.setpgtccfgtx = bnx2x_dcbnl_set_pg_tccfg_tx,
|
|
|
|
.setpgbwgcfgtx = bnx2x_dcbnl_set_pg_bwgcfg_tx,
|
|
|
|
.setpgtccfgrx = bnx2x_dcbnl_set_pg_tccfg_rx,
|
|
|
|
.setpgbwgcfgrx = bnx2x_dcbnl_set_pg_bwgcfg_rx,
|
|
|
|
.getpgtccfgtx = bnx2x_dcbnl_get_pg_tccfg_tx,
|
|
|
|
.getpgbwgcfgtx = bnx2x_dcbnl_get_pg_bwgcfg_tx,
|
|
|
|
.getpgtccfgrx = bnx2x_dcbnl_get_pg_tccfg_rx,
|
|
|
|
.getpgbwgcfgrx = bnx2x_dcbnl_get_pg_bwgcfg_rx,
|
|
|
|
.setpfccfg = bnx2x_dcbnl_set_pfc_cfg,
|
|
|
|
.getpfccfg = bnx2x_dcbnl_get_pfc_cfg,
|
|
|
|
.setall = bnx2x_dcbnl_set_all,
|
|
|
|
.getcap = bnx2x_dcbnl_get_cap,
|
|
|
|
.getnumtcs = bnx2x_dcbnl_get_numtcs,
|
|
|
|
.setnumtcs = bnx2x_dcbnl_set_numtcs,
|
|
|
|
.getpfcstate = bnx2x_dcbnl_get_pfc_state,
|
|
|
|
.setpfcstate = bnx2x_dcbnl_set_pfc_state,
|
|
|
|
.setapp = bnx2x_dcbnl_set_app_up,
|
|
|
|
.getdcbx = bnx2x_dcbnl_get_dcbx,
|
|
|
|
.setdcbx = bnx2x_dcbnl_set_dcbx,
|
|
|
|
.getfeatcfg = bnx2x_dcbnl_get_featcfg,
|
|
|
|
.setfeatcfg = bnx2x_dcbnl_set_featcfg,
|
|
|
|
};
|
|
|
|
|
2011-03-01 04:19:55 +08:00
|
|
|
#endif /* BCM_DCBNL */
|