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mlx5-fixes-2020-02-18 

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Merge tag 'mlx5-fixes-2020-02-18' of git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux

Saeed Mahameed says:

====================
Mellanox, mlx5 fixes 2020-02-18

This series introduces some fixes to mlx5 driver.

Please pull and let me know if there is any problem.

For -stable v5.3
 ('net/mlx5: Fix sleep while atomic in mlx5_eswitch_get_vepa')

For -stable v5.4
 ('net/mlx5: DR, Fix matching on vport gvmi')
 ('net/mlx5e: Fix crash in recovery flow without devlink reporter')

For -stable v5.5
 ('net/mlx5e: Reset RQ doorbell counter before moving RQ state from RST to RDY')
 ('net/mlx5e: Don't clear the whole vf config when switching modes')
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2020-02-19 10:31:26 -08:00
parent 7c8c1697c7 13a7e459a4
commit 7822dee5d1
11 changed files with 70 additions and 29 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/net/ethernet/mellanox/mlx5/core/en/health.c
View File

@ -200,7 +200,7 @@ int mlx5e_health_report(struct mlx5e_priv *priv,
netdev_err(priv->netdev, err_str);
if (!reporter)
return err_ctx->recover(&err_ctx->ctx);
return err_ctx->recover(err_ctx->ctx);
return devlink_health_report(reporter, err_str, err_ctx);
}

8
drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h
View File

@ -179,6 +179,14 @@ mlx5e_tx_dma_unmap(struct device *pdev, struct mlx5e_sq_dma *dma)
}
}
static inline void mlx5e_rqwq_reset(struct mlx5e_rq *rq)
{
if (rq->wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ)
mlx5_wq_ll_reset(&rq->mpwqe.wq);
else
mlx5_wq_cyc_reset(&rq->wqe.wq);
}
/* SW parser related functions */
struct mlx5e_swp_spec {

3
drivers/net/ethernet/mellanox/mlx5/core/en_main.c
View File

@ -712,6 +712,9 @@ int mlx5e_modify_rq_state(struct mlx5e_rq *rq, int curr_state, int next_state)
if (!in)
return -ENOMEM;
if (curr_state == MLX5_RQC_STATE_RST && next_state == MLX5_RQC_STATE_RDY)
mlx5e_rqwq_reset(rq);
rqc = MLX5_ADDR_OF(modify_rq_in, in, ctx);
MLX5_SET(modify_rq_in, in, rq_state, curr_state);

20
drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
View File

@ -459,12 +459,16 @@ static void esw_destroy_legacy_table(struct mlx5_eswitch *esw)
static int esw_legacy_enable(struct mlx5_eswitch *esw)
{
int ret;
struct mlx5_vport *vport;
int ret, i;
ret = esw_create_legacy_table(esw);
if (ret)
return ret;
mlx5_esw_for_each_vf_vport(esw, i, vport, esw->esw_funcs.num_vfs)
vport->info.link_state = MLX5_VPORT_ADMIN_STATE_AUTO;
ret = mlx5_eswitch_enable_pf_vf_vports(esw, MLX5_LEGACY_SRIOV_VPORT_EVENTS);
if (ret)
esw_destroy_legacy_table(esw);
@ -2452,25 +2456,17 @@ out:
int mlx5_eswitch_get_vepa(struct mlx5_eswitch *esw, u8 *setting)
{
int err = 0;
if (!esw)
return -EOPNOTSUPP;
if (!ESW_ALLOWED(esw))
return -EPERM;
mutex_lock(&esw->state_lock);
if (esw->mode != MLX5_ESWITCH_LEGACY) {
err = -EOPNOTSUPP;
goto out;
}
if (esw->mode != MLX5_ESWITCH_LEGACY)
return -EOPNOTSUPP;
*setting = esw->fdb_table.legacy.vepa_uplink_rule ? 1 : 0;
out:
mutex_unlock(&esw->state_lock);
return err;
return 0;
}
int mlx5_eswitch_set_vport_trust(struct mlx5_eswitch *esw,

4
drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
View File

@ -1172,7 +1172,7 @@ static int esw_offloads_start(struct mlx5_eswitch *esw,
return -EINVAL;
}
mlx5_eswitch_disable(esw, true);
mlx5_eswitch_disable(esw, false);
mlx5_eswitch_update_num_of_vfs(esw, esw->dev->priv.sriov.num_vfs);
err = mlx5_eswitch_enable(esw, MLX5_ESWITCH_OFFLOADS);
if (err) {
@ -2065,7 +2065,7 @@ static int esw_offloads_stop(struct mlx5_eswitch *esw,
{
int err, err1;
mlx5_eswitch_disable(esw, true);
mlx5_eswitch_disable(esw, false);
err = mlx5_eswitch_enable(esw, MLX5_ESWITCH_LEGACY);
if (err) {
NL_SET_ERR_MSG_MOD(extack, "Failed setting eswitch to legacy");

2
drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_chains.c
View File

@ -35,7 +35,7 @@
static const unsigned int ESW_POOLS[] = { 4 * 1024 * 1024,
1 * 1024 * 1024,
64 * 1024,
4 * 1024, };
128 };
struct mlx5_esw_chains_priv {
struct rhashtable chains_ht;

5
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c
View File

@ -2307,7 +2307,9 @@ static int dr_ste_build_src_gvmi_qpn_tag(struct mlx5dr_match_param *value,
struct mlx5dr_cmd_vport_cap *vport_cap;
struct mlx5dr_domain *dmn = sb->dmn;
struct mlx5dr_cmd_caps *caps;
u8 *bit_mask = sb->bit_mask;
u8 *tag = hw_ste->tag;
bool source_gvmi_set;
DR_STE_SET_TAG(src_gvmi_qp, tag, source_qp, misc, source_sqn);
@ -2328,7 +2330,8 @@ static int dr_ste_build_src_gvmi_qpn_tag(struct mlx5dr_match_param *value,
if (!vport_cap)
return -EINVAL;
if (vport_cap->vport_gvmi)
source_gvmi_set = MLX5_GET(ste_src_gvmi_qp, bit_mask, source_gvmi);
if (vport_cap->vport_gvmi && source_gvmi_set)
MLX5_SET(ste_src_gvmi_qp, tag, source_gvmi, vport_cap->vport_gvmi);
misc->source_eswitch_owner_vhca_id = 0;

9
drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c
View File

@ -66,15 +66,20 @@ static int mlx5_cmd_dr_create_flow_table(struct mlx5_flow_root_namespace *ns,
struct mlx5_flow_table *next_ft)
{
struct mlx5dr_table *tbl;
u32 flags;
int err;
if (mlx5_dr_is_fw_table(ft->flags))
return mlx5_fs_cmd_get_fw_cmds()->create_flow_table(ns, ft,
log_size,
next_ft);
flags = ft->flags;
/* turn off encap/decap if not supported for sw-str by fw */
if (!MLX5_CAP_FLOWTABLE(ns->dev, sw_owner_reformat_supported))
flags = ft->flags & ~(MLX5_FLOW_TABLE_TUNNEL_EN_REFORMAT |
MLX5_FLOW_TABLE_TUNNEL_EN_DECAP);
tbl = mlx5dr_table_create(ns->fs_dr_domain.dr_domain,
ft->level, ft->flags);
tbl = mlx5dr_table_create(ns->fs_dr_domain.dr_domain, ft->level, flags);
if (!tbl) {
mlx5_core_err(ns->dev, "Failed creating dr flow_table\n");
return -EINVAL;

39
drivers/net/ethernet/mellanox/mlx5/core/wq.c
View File

@ -94,6 +94,13 @@ void mlx5_wq_cyc_wqe_dump(struct mlx5_wq_cyc *wq, u16 ix, u8 nstrides)
print_hex_dump(KERN_WARNING, "", DUMP_PREFIX_OFFSET, 16, 1, wqe, len, false);
}
void mlx5_wq_cyc_reset(struct mlx5_wq_cyc *wq)
{
wq->wqe_ctr = 0;
wq->cur_sz = 0;
mlx5_wq_cyc_update_db_record(wq);
}
int mlx5_wq_qp_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
void *qpc, struct mlx5_wq_qp *wq,
struct mlx5_wq_ctrl *wq_ctrl)
@ -192,6 +199,19 @@ err_db_free:
return err;
}
static void mlx5_wq_ll_init_list(struct mlx5_wq_ll *wq)
{
struct mlx5_wqe_srq_next_seg *next_seg;
int i;
for (i = 0; i < wq->fbc.sz_m1; i++) {
next_seg = mlx5_wq_ll_get_wqe(wq, i);
next_seg->next_wqe_index = cpu_to_be16(i + 1);
}
next_seg = mlx5_wq_ll_get_wqe(wq, i);
wq->tail_next = &next_seg->next_wqe_index;
}
int mlx5_wq_ll_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
void *wqc, struct mlx5_wq_ll *wq,
struct mlx5_wq_ctrl *wq_ctrl)
@ -199,9 +219,7 @@ int mlx5_wq_ll_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
u8 log_wq_stride = MLX5_GET(wq, wqc, log_wq_stride);
u8 log_wq_sz = MLX5_GET(wq, wqc, log_wq_sz);
struct mlx5_frag_buf_ctrl *fbc = &wq->fbc;
struct mlx5_wqe_srq_next_seg *next_seg;
int err;
int i;
err = mlx5_db_alloc_node(mdev, &wq_ctrl->db, param->db_numa_node);
if (err) {
@ -220,13 +238,7 @@ int mlx5_wq_ll_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
mlx5_init_fbc(wq_ctrl->buf.frags, log_wq_stride, log_wq_sz, fbc);
for (i = 0; i < fbc->sz_m1; i++) {
next_seg = mlx5_wq_ll_get_wqe(wq, i);
next_seg->next_wqe_index = cpu_to_be16(i + 1);
}
next_seg = mlx5_wq_ll_get_wqe(wq, i);
wq->tail_next = &next_seg->next_wqe_index;
mlx5_wq_ll_init_list(wq);
wq_ctrl->mdev = mdev;
return 0;
@ -237,6 +249,15 @@ err_db_free:
return err;
}
void mlx5_wq_ll_reset(struct mlx5_wq_ll *wq)
{
wq->head = 0;
wq->wqe_ctr = 0;
wq->cur_sz = 0;
mlx5_wq_ll_init_list(wq);
mlx5_wq_ll_update_db_record(wq);
}
void mlx5_wq_destroy(struct mlx5_wq_ctrl *wq_ctrl)
{
mlx5_frag_buf_free(wq_ctrl->mdev, &wq_ctrl->buf);

2
drivers/net/ethernet/mellanox/mlx5/core/wq.h
View File

@ -80,6 +80,7 @@ int mlx5_wq_cyc_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
void *wqc, struct mlx5_wq_cyc *wq,
struct mlx5_wq_ctrl *wq_ctrl);
void mlx5_wq_cyc_wqe_dump(struct mlx5_wq_cyc *wq, u16 ix, u8 nstrides);
void mlx5_wq_cyc_reset(struct mlx5_wq_cyc *wq);
int mlx5_wq_qp_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
void *qpc, struct mlx5_wq_qp *wq,
@ -92,6 +93,7 @@ int mlx5_cqwq_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
int mlx5_wq_ll_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
void *wqc, struct mlx5_wq_ll *wq,
struct mlx5_wq_ctrl *wq_ctrl);
void mlx5_wq_ll_reset(struct mlx5_wq_ll *wq);
void mlx5_wq_destroy(struct mlx5_wq_ctrl *wq_ctrl);

5
include/linux/mlx5/mlx5_ifc.h
View File

@ -688,7 +688,10 @@ struct mlx5_ifc_flow_table_nic_cap_bits {
u8 nic_rx_multi_path_tirs[0x1];
u8 nic_rx_multi_path_tirs_fts[0x1];
u8 allow_sniffer_and_nic_rx_shared_tir[0x1];
u8 reserved_at_3[0x1d];
u8 reserved_at_3[0x4];
u8 sw_owner_reformat_supported[0x1];
u8 reserved_at_8[0x18];
u8 encap_general_header[0x1];
u8 reserved_at_21[0xa];
u8 log_max_packet_reformat_context[0x5];