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| author | Neerav Parikh <neerav.parikh@intel.com> | 2015-08-27 11:42:36 -0400 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2015-10-08 15:11:38 -0700 |
| commit | 909b2d16c41f3a56ff67342073ae5f2569d58084 (patch) | |
| tree | ea57d79848ac970d14421881ea18dd2521c207a9 /drivers/net/ethernet/intel/i40e/i40e_dcb.h | |
| parent | 96c8d0738aff3ecf3e8b3253fb286685e35d93e6 (diff) | |
| download | linux-909b2d16c41f3a56ff67342073ae5f2569d58084.tar.gz linux-909b2d16c41f3a56ff67342073ae5f2569d58084.tar.bz2 linux-909b2d16c41f3a56ff67342073ae5f2569d58084.zip | |
i40e: Add parsing for CEE DCBX TLVs
This patch adds parsing for CEE DCBX TLVs from the LLDP MIB.
While the driver gets the DCB CEE operational configuration from Firmware
using the "Get CEE DCBX Oper Config" AQ command there is a need to get
the CEE DesiredCfg Tx by firmware and DCB configuration Rx from peer; for
debug and other application purposes.
Change-ID: I9140edf1a25a2852c7eff805d81e5eff6266178d
Signed-off-by: Neerav Parikh <neerav.parikh@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_dcb.h')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_dcb.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_dcb.h b/drivers/net/ethernet/intel/i40e/i40e_dcb.h index 50fc894a4cde..92d01042c1f6 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_dcb.h +++ b/drivers/net/ethernet/intel/i40e/i40e_dcb.h @@ -44,6 +44,15 @@ #define I40E_IEEE_SUBTYPE_PFC_CFG 11 #define I40E_IEEE_SUBTYPE_APP_PRI 12 +#define I40E_CEE_DCBX_OUI 0x001b21 +#define I40E_CEE_DCBX_TYPE 2 + +#define I40E_CEE_SUBTYPE_CTRL 1 +#define I40E_CEE_SUBTYPE_PG_CFG 2 +#define I40E_CEE_SUBTYPE_PFC_CFG 3 +#define I40E_CEE_SUBTYPE_APP_PRI 4 + +#define I40E_CEE_MAX_FEAT_TYPE 3 /* Defines for LLDP TLV header */ #define I40E_LLDP_TLV_LEN_SHIFT 0 #define I40E_LLDP_TLV_LEN_MASK (0x01FF << I40E_LLDP_TLV_LEN_SHIFT) @@ -98,6 +107,36 @@ struct i40e_lldp_org_tlv { __be32 ouisubtype; u8 tlvinfo[1]; }; + +struct i40e_cee_tlv_hdr { + __be16 typelen; + u8 operver; + u8 maxver; +}; + +struct i40e_cee_ctrl_tlv { + struct i40e_cee_tlv_hdr hdr; + __be32 seqno; + __be32 ackno; +}; + +struct i40e_cee_feat_tlv { + struct i40e_cee_tlv_hdr hdr; + u8 en_will_err; /* Bits: |En|Will|Err|Reserved(5)| */ +#define I40E_CEE_FEAT_TLV_ENABLE_MASK 0x80 +#define I40E_CEE_FEAT_TLV_WILLING_MASK 0x40 +#define I40E_CEE_FEAT_TLV_ERR_MASK 0x20 + u8 subtype; + u8 tlvinfo[1]; +}; + +struct i40e_cee_app_prio { + __be16 protocol; + u8 upper_oui_sel; /* Bits: |Upper OUI(6)|Selector(2)| */ +#define I40E_CEE_APP_SELECTOR_MASK 0x03 + __be16 lower_oui; + u8 prio_map; +}; #pragma pack() i40e_status i40e_get_dcbx_status(struct i40e_hw *hw, |