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authorSucheta Chakraborty <sucheta.chakraborty@qlogic.com>2013-08-23 13:38:28 -0400
committerDavid S. Miller <davem@davemloft.net>2013-08-27 15:21:14 -0400
commit48365e4852759c4a3710490b0d647aac1321e8c9 (patch)
treeec1ce4a4b8c5b43b7820f5ae1c02c68397217cef /drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c
parent2d8ebcab86051f2cd7f207edb513995348b78213 (diff)
qlcnic: dcb: Add support for CEE Netlink interface.
o Adapter and driver supports only CEE dcbnl ops. Only GET callbacks within dcbnl ops are supported currently. Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c')
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c619
1 files changed, 618 insertions, 1 deletions
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c
index 347781849074..2e10e7922cfe 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.c
@@ -9,11 +9,18 @@
#include "qlcnic.h"
#define QLC_DCB_NUM_PARAM 3
+#define QLC_DCB_LOCAL_IDX 0
+#define QLC_DCB_OPER_IDX 1
+#define QLC_DCB_PEER_IDX 2
+
+#define QLC_DCB_GET_MAP(V) (1 << V)
#define QLC_DCB_AEN_BIT 0x2
#define QLC_DCB_FW_VER 0x2
#define QLC_DCB_MAX_TC 0x8
#define QLC_DCB_MAX_APP 0x8
+#define QLC_DCB_MAX_PRIO QLC_DCB_MAX_TC
+#define QLC_DCB_MAX_PG QLC_DCB_MAX_TC
#define QLC_DCB_TSA_SUPPORT(V) (V & 0x1)
#define QLC_DCB_ETS_SUPPORT(V) ((V >> 1) & 0x1)
@@ -45,8 +52,12 @@
#define QLC_82XX_DCB_GET_PRIOMAP_APP(X) (1 << X)
#define QLC_82XX_DCB_PRIO_TC_MAP (0x76543210)
+static const struct dcbnl_rtnl_ops qlcnic_dcbnl_ops;
+
static void qlcnic_dcb_aen_work(struct work_struct *);
+static void qlcnic_dcb_data_cee_param_map(struct qlcnic_adapter *);
+static inline void __qlcnic_init_dcbnl_ops(struct qlcnic_adapter *);
static void __qlcnic_dcb_free(struct qlcnic_adapter *);
static int __qlcnic_dcb_attach(struct qlcnic_adapter *);
static int __qlcnic_dcb_query_hw_capability(struct qlcnic_adapter *, char *);
@@ -94,12 +105,72 @@ struct qlcnic_82xx_dcb_param_mbx_le {
__le32 app[QLC_DCB_MAX_APP];
};
+enum qlcnic_dcb_selector {
+ QLC_SELECTOR_DEF = 0x0,
+ QLC_SELECTOR_ETHER,
+ QLC_SELECTOR_TCP,
+ QLC_SELECTOR_UDP,
+};
+
+enum qlcnic_dcb_prio_type {
+ QLC_PRIO_NONE = 0,
+ QLC_PRIO_GROUP,
+ QLC_PRIO_LINK,
+};
+
+enum qlcnic_dcb_pfc_type {
+ QLC_PFC_DISABLED = 0,
+ QLC_PFC_FULL,
+ QLC_PFC_TX,
+ QLC_PFC_RX
+};
+
+struct qlcnic_dcb_prio_cfg {
+ bool valid;
+ enum qlcnic_dcb_pfc_type pfc_type;
+};
+
+struct qlcnic_dcb_pg_cfg {
+ bool valid;
+ u8 total_bw_percent; /* of Link/ port BW */
+ u8 prio_count;
+ u8 tsa_type;
+};
+
+struct qlcnic_dcb_tc_cfg {
+ bool valid;
+ struct qlcnic_dcb_prio_cfg prio_cfg[QLC_DCB_MAX_PRIO];
+ enum qlcnic_dcb_prio_type prio_type; /* always prio_link */
+ u8 link_percent; /* % of link bandwidth */
+ u8 bwg_percent; /* % of BWG's bandwidth */
+ u8 up_tc_map;
+ u8 pgid;
+};
+
+struct qlcnic_dcb_app {
+ bool valid;
+ enum qlcnic_dcb_selector selector;
+ u16 protocol;
+ u8 priority;
+};
+
+struct qlcnic_dcb_cee {
+ struct qlcnic_dcb_tc_cfg tc_cfg[QLC_DCB_MAX_TC];
+ struct qlcnic_dcb_pg_cfg pg_cfg[QLC_DCB_MAX_PG];
+ struct qlcnic_dcb_app app[QLC_DCB_MAX_APP];
+ bool tc_param_valid;
+ bool pfc_mode_enable;
+};
+
struct qlcnic_dcb_cfg {
+ /* 0 - local, 1 - operational, 2 - remote */
+ struct qlcnic_dcb_cee type[QLC_DCB_NUM_PARAM];
struct qlcnic_dcb_capability capability;
u32 version;
};
static struct qlcnic_dcb_ops qlcnic_83xx_dcb_ops = {
+ .init_dcbnl_ops = __qlcnic_init_dcbnl_ops,
.free = __qlcnic_dcb_free,
.attach = __qlcnic_dcb_attach,
.query_hw_capability = __qlcnic_dcb_query_hw_capability,
@@ -113,6 +184,7 @@ static struct qlcnic_dcb_ops qlcnic_83xx_dcb_ops = {
};
static struct qlcnic_dcb_ops qlcnic_82xx_dcb_ops = {
+ .init_dcbnl_ops = __qlcnic_init_dcbnl_ops,
.free = __qlcnic_dcb_free,
.attach = __qlcnic_dcb_attach,
.query_hw_capability = __qlcnic_dcb_query_hw_capability,
@@ -132,6 +204,50 @@ static u8 qlcnic_dcb_get_num_app(struct qlcnic_adapter *adapter, u32 val)
return QLC_83XX_DCB_GET_NUMAPP(val);
}
+static inline u8 qlcnic_dcb_pfc_hdr_valid(struct qlcnic_adapter *adapter,
+ u32 val)
+{
+ if (qlcnic_82xx_check(adapter))
+ return QLC_82XX_DCB_PFC_VALID(val);
+ else
+ return QLC_83XX_DCB_PFC_VALID(val);
+}
+
+static inline u8 qlcnic_dcb_tsa_hdr_valid(struct qlcnic_adapter *adapter,
+ u32 val)
+{
+ if (qlcnic_82xx_check(adapter))
+ return QLC_82XX_DCB_TSA_VALID(val);
+ else
+ return QLC_83XX_DCB_TSA_VALID(val);
+}
+
+static inline u8 qlcnic_dcb_get_prio_map_app(struct qlcnic_adapter *adapter,
+ u32 val)
+{
+ if (qlcnic_82xx_check(adapter))
+ return QLC_82XX_DCB_GET_PRIOMAP_APP(val);
+ else
+ return QLC_83XX_DCB_GET_PRIOMAP_APP(val);
+}
+
+static int qlcnic_dcb_prio_count(u8 up_tc_map)
+{
+ int j;
+
+ for (j = 0; j < QLC_DCB_MAX_TC; j++)
+ if (up_tc_map & QLC_DCB_GET_MAP(j))
+ break;
+
+ return j;
+}
+
+static inline void __qlcnic_init_dcbnl_ops(struct qlcnic_adapter *adapter)
+{
+ if (test_bit(__QLCNIC_DCB_STATE, &adapter->state))
+ adapter->netdev->dcbnl_ops = &qlcnic_dcbnl_ops;
+}
+
void qlcnic_set_dcb_ops(struct qlcnic_adapter *adapter)
{
if (qlcnic_82xx_check(adapter))
@@ -403,6 +519,8 @@ static int qlcnic_82xx_dcb_get_cee_cfg(struct qlcnic_adapter *adapter)
mbx->prio_tc_map = QLC_82XX_DCB_PRIO_TC_MAP;
+ qlcnic_dcb_data_cee_param_map(adapter);
+
return err;
}
@@ -517,8 +635,15 @@ out:
static int qlcnic_83xx_dcb_get_cee_cfg(struct qlcnic_adapter *adapter)
{
struct qlcnic_dcb *dcb = adapter->dcb;
+ int err;
- return qlcnic_dcb_query_cee_param(adapter, (char *)dcb->param, 0);
+ err = qlcnic_dcb_query_cee_param(adapter, (char *)dcb->param, 0);
+ if (err)
+ return err;
+
+ qlcnic_dcb_data_cee_param_map(adapter);
+
+ return err;
}
static int qlcnic_83xx_dcb_register_aen(struct qlcnic_adapter *adapter,
@@ -560,3 +685,495 @@ static void qlcnic_83xx_dcb_handle_aen(struct qlcnic_adapter *adapter,
queue_delayed_work(dcb->wq, &dcb->aen_work, 0);
}
+
+static void qlcnic_dcb_fill_cee_tc_params(struct qlcnic_dcb_mbx_params *mbx,
+ struct qlcnic_dcb_param *each,
+ struct qlcnic_dcb_cee *type)
+{
+ struct qlcnic_dcb_tc_cfg *tc_cfg;
+ u8 i, tc, pgid;
+
+ for (i = 0; i < QLC_DCB_MAX_PRIO; i++) {
+ tc = QLC_DCB_GET_TC_PRIO(mbx->prio_tc_map, i);
+ tc_cfg = &type->tc_cfg[tc];
+ tc_cfg->valid = true;
+ tc_cfg->up_tc_map |= QLC_DCB_GET_MAP(i);
+
+ if (QLC_DCB_GET_PFC_PRIO(each->hdr_prio_pfc_map[1], i) &&
+ type->pfc_mode_enable) {
+ tc_cfg->prio_cfg[i].valid = true;
+ tc_cfg->prio_cfg[i].pfc_type = QLC_PFC_FULL;
+ }
+
+ if (i < 4)
+ pgid = QLC_DCB_GET_PGID_PRIO(each->prio_pg_map[0], i);
+ else
+ pgid = QLC_DCB_GET_PGID_PRIO(each->prio_pg_map[1], i);
+
+ tc_cfg->pgid = pgid;
+
+ tc_cfg->prio_type = QLC_PRIO_LINK;
+ type->pg_cfg[tc_cfg->pgid].prio_count++;
+ }
+}
+
+static void qlcnic_dcb_fill_cee_pg_params(struct qlcnic_dcb_param *each,
+ struct qlcnic_dcb_cee *type)
+{
+ struct qlcnic_dcb_pg_cfg *pg_cfg;
+ u8 i, tsa, bw_per;
+
+ for (i = 0; i < QLC_DCB_MAX_PG; i++) {
+ pg_cfg = &type->pg_cfg[i];
+ pg_cfg->valid = true;
+
+ if (i < 4) {
+ bw_per = QLC_DCB_GET_BWPER_PG(each->pg_bw_map[0], i);
+ tsa = QLC_DCB_GET_TSA_PG(each->pg_tsa_map[0], i);
+ } else {
+ bw_per = QLC_DCB_GET_BWPER_PG(each->pg_bw_map[1], i);
+ tsa = QLC_DCB_GET_TSA_PG(each->pg_tsa_map[1], i);
+ }
+
+ pg_cfg->total_bw_percent = bw_per;
+ pg_cfg->tsa_type = tsa;
+ }
+}
+
+static void
+qlcnic_dcb_fill_cee_app_params(struct qlcnic_adapter *adapter, u8 idx,
+ struct qlcnic_dcb_param *each,
+ struct qlcnic_dcb_cee *type)
+{
+ struct qlcnic_dcb_app *app;
+ u8 i, num_app, map, cnt;
+ struct dcb_app new_app;
+
+ num_app = qlcnic_dcb_get_num_app(adapter, each->hdr_prio_pfc_map[0]);
+ for (i = 0; i < num_app; i++) {
+ app = &type->app[i];
+ app->valid = true;
+
+ /* Only for CEE (-1) */
+ app->selector = QLC_DCB_GET_SELECTOR_APP(each->app[i]) - 1;
+ new_app.selector = app->selector;
+ app->protocol = QLC_DCB_GET_PROTO_ID_APP(each->app[i]);
+ new_app.protocol = app->protocol;
+ map = qlcnic_dcb_get_prio_map_app(adapter, each->app[i]);
+ cnt = qlcnic_dcb_prio_count(map);
+
+ if (cnt >= QLC_DCB_MAX_TC)
+ cnt = 0;
+
+ app->priority = cnt;
+ new_app.priority = cnt;
+
+ if (idx == QLC_DCB_OPER_IDX && adapter->netdev->dcbnl_ops)
+ dcb_setapp(adapter->netdev, &new_app);
+ }
+}
+
+static void qlcnic_dcb_map_cee_params(struct qlcnic_adapter *adapter, u8 idx)
+{
+ struct qlcnic_dcb_mbx_params *mbx = adapter->dcb->param;
+ struct qlcnic_dcb_param *each = &mbx->type[idx];
+ struct qlcnic_dcb_cfg *cfg = adapter->dcb->cfg;
+ struct qlcnic_dcb_cee *type = &cfg->type[idx];
+
+ type->tc_param_valid = false;
+ type->pfc_mode_enable = false;
+ memset(type->tc_cfg, 0,
+ sizeof(struct qlcnic_dcb_tc_cfg) * QLC_DCB_MAX_TC);
+ memset(type->pg_cfg, 0,
+ sizeof(struct qlcnic_dcb_pg_cfg) * QLC_DCB_MAX_TC);
+
+ if (qlcnic_dcb_pfc_hdr_valid(adapter, each->hdr_prio_pfc_map[0]) &&
+ cfg->capability.max_pfc_tc)
+ type->pfc_mode_enable = true;
+
+ if (qlcnic_dcb_tsa_hdr_valid(adapter, each->hdr_prio_pfc_map[0]) &&
+ cfg->capability.max_ets_tc)
+ type->tc_param_valid = true;
+
+ qlcnic_dcb_fill_cee_tc_params(mbx, each, type);
+ qlcnic_dcb_fill_cee_pg_params(each, type);
+ qlcnic_dcb_fill_cee_app_params(adapter, idx, each, type);
+}
+
+static void qlcnic_dcb_data_cee_param_map(struct qlcnic_adapter *adapter)
+{
+ int i;
+
+ for (i = 0; i < QLC_DCB_NUM_PARAM; i++)
+ qlcnic_dcb_map_cee_params(adapter, i);
+
+ dcbnl_cee_notify(adapter->netdev, RTM_GETDCB, DCB_CMD_CEE_GET, 0, 0);
+}
+
+static u8 qlcnic_dcb_get_state(struct net_device *netdev)
+{
+ struct qlcnic_adapter *adapter = netdev_priv(netdev);
+
+ return test_bit(__QLCNIC_DCB_STATE, &adapter->state);
+}
+
+static void qlcnic_dcb_get_perm_hw_addr(struct net_device *netdev, u8 *addr)
+{
+ memcpy(addr, netdev->dev_addr, netdev->addr_len);
+}
+
+static void
+qlcnic_dcb_get_pg_tc_cfg_tx(struct net_device *netdev, int tc, u8 *prio,
+ u8 *pgid, u8 *bw_per, u8 *up_tc_map)
+{
+ struct qlcnic_adapter *adapter = netdev_priv(netdev);
+ struct qlcnic_dcb_tc_cfg *tc_cfg, *temp;
+ struct qlcnic_dcb_cee *type;
+ u8 i, cnt, pg;
+
+ type = &adapter->dcb->cfg->type[QLC_DCB_OPER_IDX];
+ *prio = *pgid = *bw_per = *up_tc_map = 0;
+
+ if (!test_bit(__QLCNIC_DCB_STATE, &adapter->state) ||
+ !type->tc_param_valid)
+ return;
+
+ if (tc < 0 || (tc > QLC_DCB_MAX_TC))
+ return;
+
+ tc_cfg = &type->tc_cfg[tc];
+ if (!tc_cfg->valid)
+ return;
+
+ *pgid = tc_cfg->pgid;
+ *prio = tc_cfg->prio_type;
+ *up_tc_map = tc_cfg->up_tc_map;
+ pg = *pgid;
+
+ for (i = 0, cnt = 0; i < QLC_DCB_MAX_TC; i++) {
+ temp = &type->tc_cfg[i];
+ if (temp->valid && (pg == temp->pgid))
+ cnt++;
+ }
+
+ tc_cfg->bwg_percent = (100 / cnt);
+ *bw_per = tc_cfg->bwg_percent;
+}
+
+static void qlcnic_dcb_get_pg_bwg_cfg_tx(struct net_device *netdev, int pgid,
+ u8 *bw_pct)
+{
+ struct qlcnic_adapter *adapter = netdev_priv(netdev);
+ struct qlcnic_dcb_pg_cfg *pgcfg;
+ struct qlcnic_dcb_cee *type;
+
+ *bw_pct = 0;
+ type = &adapter->dcb->cfg->type[QLC_DCB_OPER_IDX];
+
+ if (!test_bit(__QLCNIC_DCB_STATE, &adapter->state) ||
+ !type->tc_param_valid)
+ return;
+
+ if (pgid < 0 || pgid > QLC_DCB_MAX_PG)
+ return;
+
+ pgcfg = &type->pg_cfg[pgid];
+ if (!pgcfg->valid)
+ return;
+
+ *bw_pct = pgcfg->total_bw_percent;
+}
+
+static void qlcnic_dcb_get_pfc_cfg(struct net_device *netdev, int prio,
+ u8 *setting)
+{
+ struct qlcnic_adapter *adapter = netdev_priv(netdev);
+ struct qlcnic_dcb_tc_cfg *tc_cfg;
+ u8 val = QLC_DCB_GET_MAP(prio);
+ struct qlcnic_dcb_cee *type;
+ u8 i;
+
+ *setting = 0;
+ type = &adapter->dcb->cfg->type[QLC_DCB_OPER_IDX];
+
+ if (!test_bit(__QLCNIC_DCB_STATE, &adapter->state) ||
+ !type->pfc_mode_enable)
+ return;
+
+ for (i = 0; i < QLC_DCB_MAX_TC; i++) {
+ tc_cfg = &type->tc_cfg[i];
+ if (!tc_cfg->valid)
+ continue;
+
+ if ((val & tc_cfg->up_tc_map) && (tc_cfg->prio_cfg[prio].valid))
+ *setting = tc_cfg->prio_cfg[prio].pfc_type;
+ }
+}
+
+static u8 qlcnic_dcb_get_capability(struct net_device *netdev, int capid,
+ u8 *cap)
+{
+ struct qlcnic_adapter *adapter = netdev_priv(netdev);
+
+ if (!test_bit(__QLCNIC_DCB_STATE, &adapter->state))
+ return 0;
+
+ switch (capid) {
+ case DCB_CAP_ATTR_PG:
+ case DCB_CAP_ATTR_UP2TC:
+ case DCB_CAP_ATTR_PFC:
+ case DCB_CAP_ATTR_GSP:
+ *cap = true;
+ break;
+ case DCB_CAP_ATTR_PG_TCS:
+ case DCB_CAP_ATTR_PFC_TCS:
+ *cap = 0x80; /* 8 priorities for PGs */
+ break;
+ case DCB_CAP_ATTR_DCBX:
+ *cap = adapter->dcb->cfg->capability.dcb_capability;
+ break;
+ default:
+ *cap = false;
+ }
+
+ return 0;
+}
+
+static int qlcnic_dcb_get_num_tcs(struct net_device *netdev, int attr, u8 *num)
+{
+ struct qlcnic_adapter *adapter = netdev_priv(netdev);
+ struct qlcnic_dcb_cfg *cfg = adapter->dcb->cfg;
+
+ if (!test_bit(__QLCNIC_DCB_STATE, &adapter->state))
+ return -EINVAL;
+
+ switch (attr) {
+ case DCB_NUMTCS_ATTR_PG:
+ *num = cfg->capability.max_ets_tc;
+ return 0;
+ case DCB_NUMTCS_ATTR_PFC:
+ *num = cfg->capability.max_pfc_tc;
+ return 0;
+ default:
+ return -EINVAL;
+ }
+}
+
+static u8 qlcnic_dcb_get_app(struct net_device *netdev, u8 idtype, u16 id)
+{
+ struct qlcnic_adapter *adapter = netdev_priv(netdev);
+ struct dcb_app app = {
+ .selector = idtype,
+ .protocol = id,
+ };
+
+ if (!test_bit(__QLCNIC_DCB_STATE, &adapter->state))
+ return 0;
+
+ return dcb_getapp(netdev, &app);
+}
+
+static u8 qlcnic_dcb_get_pfc_state(struct net_device *netdev)
+{
+ struct qlcnic_adapter *adapter = netdev_priv(netdev);
+ struct qlcnic_dcb *dcb = adapter->dcb;
+
+ if (!test_bit(__QLCNIC_DCB_STATE, &adapter->state))
+ return 0;
+
+ return dcb->cfg->type[QLC_DCB_OPER_IDX].pfc_mode_enable;
+}
+
+static u8 qlcnic_dcb_get_dcbx(struct net_device *netdev)
+{
+ struct qlcnic_adapter *adapter = netdev_priv(netdev);
+ struct qlcnic_dcb_cfg *cfg = adapter->dcb->cfg;
+
+ if (!test_bit(__QLCNIC_DCB_STATE, &adapter->state))
+ return 0;
+
+ return cfg->capability.dcb_capability;
+}
+
+static u8 qlcnic_dcb_get_feat_cfg(struct net_device *netdev, int fid, u8 *flag)
+{
+ struct qlcnic_adapter *adapter = netdev_priv(netdev);
+ struct qlcnic_dcb_cee *type;
+
+ if (!test_bit(__QLCNIC_DCB_STATE, &adapter->state))
+ return 1;
+
+ type = &adapter->dcb->cfg->type[QLC_DCB_OPER_IDX];
+ *flag = 0;
+
+ switch (fid) {
+ case DCB_FEATCFG_ATTR_PG:
+ if (type->tc_param_valid)
+ *flag |= DCB_FEATCFG_ENABLE;
+ else
+ *flag |= DCB_FEATCFG_ERROR;
+ break;
+ case DCB_FEATCFG_ATTR_PFC:
+ if (type->pfc_mode_enable) {
+ if (type->tc_cfg[0].prio_cfg[0].pfc_type)
+ *flag |= DCB_FEATCFG_ENABLE;
+ } else {
+ *flag |= DCB_FEATCFG_ERROR;
+ }
+ break;
+ case DCB_FEATCFG_ATTR_APP:
+ *flag |= DCB_FEATCFG_ENABLE;
+ break;
+ default:
+ netdev_err(netdev, "Invalid Feature ID %d\n", fid);
+ return 1;
+ }
+
+ return 0;
+}
+
+static inline void
+qlcnic_dcb_get_pg_tc_cfg_rx(struct net_device *netdev, int prio, u8 *prio_type,
+ u8 *pgid, u8 *bw_pct, u8 *up_map)
+{
+ *prio_type = *pgid = *bw_pct = *up_map = 0;
+}
+
+static inline void
+qlcnic_dcb_get_pg_bwg_cfg_rx(struct net_device *netdev, int pgid, u8 *bw_pct)
+{
+ *bw_pct = 0;
+}
+
+static int qlcnic_dcb_peer_app_info(struct net_device *netdev,
+ struct dcb_peer_app_info *info,
+ u16 *app_count)
+{
+ struct qlcnic_adapter *adapter = netdev_priv(netdev);
+ struct qlcnic_dcb_cee *peer;
+ int i;
+
+ *app_count = 0;
+
+ if (!test_bit(__QLCNIC_DCB_STATE, &adapter->state))
+ return 0;
+
+ peer = &adapter->dcb->cfg->type[QLC_DCB_PEER_IDX];
+
+ for (i = 0; i < QLC_DCB_MAX_APP; i++) {
+ if (peer->app[i].valid)
+ (*app_count)++;
+ }
+
+ return 0;
+}
+
+static int qlcnic_dcb_peer_app_table(struct net_device *netdev,
+ struct dcb_app *table)
+{
+ struct qlcnic_adapter *adapter = netdev_priv(netdev);
+ struct qlcnic_dcb_cee *peer;
+ struct qlcnic_dcb_app *app;
+ int i, j;
+
+ if (!test_bit(__QLCNIC_DCB_STATE, &adapter->state))
+ return 0;
+
+ peer = &adapter->dcb->cfg->type[QLC_DCB_PEER_IDX];
+
+ for (i = 0, j = 0; i < QLC_DCB_MAX_APP; i++) {
+ app = &peer->app[i];
+ if (!app->valid)
+ continue;
+
+ table[j].selector = app->selector;
+ table[j].priority = app->priority;
+ table[j++].protocol = app->protocol;
+ }
+
+ return 0;
+}
+
+static int qlcnic_dcb_cee_peer_get_pg(struct net_device *netdev,
+ struct cee_pg *pg)
+{
+ struct qlcnic_adapter *adapter = netdev_priv(netdev);
+ struct qlcnic_dcb_cee *peer;
+ u8 i, j, k, map;
+
+ if (!test_bit(__QLCNIC_DCB_STATE, &adapter->state))
+ return 0;
+
+ peer = &adapter->dcb->cfg->type[QLC_DCB_PEER_IDX];
+
+ for (i = 0, j = 0; i < QLC_DCB_MAX_PG; i++) {
+ if (!peer->pg_cfg[i].valid)
+ continue;
+
+ pg->pg_bw[j] = peer->pg_cfg[i].total_bw_percent;
+
+ for (k = 0; k < QLC_DCB_MAX_TC; k++) {
+ if (peer->tc_cfg[i].valid &&
+ (peer->tc_cfg[i].pgid == i)) {
+ map = peer->tc_cfg[i].up_tc_map;
+ pg->prio_pg[j++] = map;
+ break;
+ }
+ }
+ }
+
+ return 0;
+}
+
+static int qlcnic_dcb_cee_peer_get_pfc(struct net_device *netdev,
+ struct cee_pfc *pfc)
+{
+ struct qlcnic_adapter *adapter = netdev_priv(netdev);
+ struct qlcnic_dcb_cfg *cfg = adapter->dcb->cfg;
+ struct qlcnic_dcb_tc_cfg *tc;
+ struct qlcnic_dcb_cee *peer;
+ u8 i, setting, prio;
+
+ pfc->pfc_en = 0;
+
+ if (!test_bit(__QLCNIC_DCB_STATE, &adapter->state))
+ return 0;
+
+ peer = &cfg->type[QLC_DCB_PEER_IDX];
+
+ for (i = 0; i < QLC_DCB_MAX_TC; i++) {
+ tc = &peer->tc_cfg[i];
+ prio = qlcnic_dcb_prio_count(tc->up_tc_map);
+
+ setting = 0;
+ qlcnic_dcb_get_pfc_cfg(netdev, prio, &setting);
+ if (setting)
+ pfc->pfc_en |= QLC_DCB_GET_MAP(i);
+ }
+
+ pfc->tcs_supported = cfg->capability.max_pfc_tc;
+
+ return 0;
+}
+
+static const struct dcbnl_rtnl_ops qlcnic_dcbnl_ops = {
+ .getstate = qlcnic_dcb_get_state,
+ .getpermhwaddr = qlcnic_dcb_get_perm_hw_addr,
+ .getpgtccfgtx = qlcnic_dcb_get_pg_tc_cfg_tx,
+ .getpgbwgcfgtx = qlcnic_dcb_get_pg_bwg_cfg_tx,
+ .getpfccfg = qlcnic_dcb_get_pfc_cfg,
+ .getcap = qlcnic_dcb_get_capability,
+ .getnumtcs = qlcnic_dcb_get_num_tcs,
+ .getapp = qlcnic_dcb_get_app,
+ .getpfcstate = qlcnic_dcb_get_pfc_state,
+ .getdcbx = qlcnic_dcb_get_dcbx,
+ .getfeatcfg = qlcnic_dcb_get_feat_cfg,
+
+ .getpgtccfgrx = qlcnic_dcb_get_pg_tc_cfg_rx,
+ .getpgbwgcfgrx = qlcnic_dcb_get_pg_bwg_cfg_rx,
+
+ .peer_getappinfo = qlcnic_dcb_peer_app_info,
+ .peer_getapptable = qlcnic_dcb_peer_app_table,
+ .cee_peer_getpg = qlcnic_dcb_cee_peer_get_pg,
+ .cee_peer_getpfc = qlcnic_dcb_cee_peer_get_pfc,
+};