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author | Jiri Pirko | 2018-05-03 13:59:42 +0200 |
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committer | David S. Miller | 2018-05-03 19:44:43 +0200 |
commit | 41107685b9ce3c204be4ba784c3dd6baf9e4bcf4 (patch) | |
tree | 8b119216a020a7cfe627aa2b1e0f5674b9a62f7a /drivers/net/ethernet/mellanox/mlxsw/pci.c | |
parent | mlxsw: pci: Allow to use CQEs of version 1 and version 2 (diff) | |
download | kernel-qcow2-linux-41107685b9ce3c204be4ba784c3dd6baf9e4bcf4.tar.gz kernel-qcow2-linux-41107685b9ce3c204be4ba784c3dd6baf9e4bcf4.tar.xz kernel-qcow2-linux-41107685b9ce3c204be4ba784c3dd6baf9e4bcf4.zip |
mlxsw: pci: Check number of CQEs for CQE version 2
Check number of CQEs for CQE version 2 reported by QUERY_AQ_CAP command.
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/pci.c')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/pci.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c index e9ce0e27aa9c..db794a1a3a7e 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/pci.c +++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c @@ -959,6 +959,7 @@ static int mlxsw_pci_aqs_init(struct mlxsw_pci *mlxsw_pci, char *mbox) u8 rdq_log2sz; u8 num_cqs; u8 cq_log2sz; + u8 cqv2_log2sz; u8 num_eqs; u8 eq_log2sz; int err; @@ -974,6 +975,7 @@ static int mlxsw_pci_aqs_init(struct mlxsw_pci *mlxsw_pci, char *mbox) rdq_log2sz = mlxsw_cmd_mbox_query_aq_cap_log_max_rdq_sz_get(mbox); num_cqs = mlxsw_cmd_mbox_query_aq_cap_max_num_cqs_get(mbox); cq_log2sz = mlxsw_cmd_mbox_query_aq_cap_log_max_cq_sz_get(mbox); + cqv2_log2sz = mlxsw_cmd_mbox_query_aq_cap_log_max_cqv2_sz_get(mbox); num_eqs = mlxsw_cmd_mbox_query_aq_cap_max_num_eqs_get(mbox); eq_log2sz = mlxsw_cmd_mbox_query_aq_cap_log_max_eq_sz_get(mbox); @@ -986,6 +988,8 @@ static int mlxsw_pci_aqs_init(struct mlxsw_pci *mlxsw_pci, char *mbox) if ((1 << sdq_log2sz != MLXSW_PCI_WQE_COUNT) || (1 << rdq_log2sz != MLXSW_PCI_WQE_COUNT) || (1 << cq_log2sz != MLXSW_PCI_CQE01_COUNT) || + (mlxsw_pci->max_cqe_ver == MLXSW_PCI_CQE_V2 && + (1 << cqv2_log2sz != MLXSW_PCI_CQE2_COUNT)) || (1 << eq_log2sz != MLXSW_PCI_EQE_COUNT)) { dev_err(&pdev->dev, "Unsupported number of async queue descriptors\n"); return -EINVAL; |