diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_flex_pipe.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_flex_pipe.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_flex_pipe.c b/drivers/net/ethernet/intel/ice/ice_flex_pipe.c index 6ad1c2559724..8b8209a76229 100644 --- a/drivers/net/ethernet/intel/ice/ice_flex_pipe.c +++ b/drivers/net/ethernet/intel/ice/ice_flex_pipe.c @@ -314,6 +314,78 @@ ice_pkg_enum_entry(struct ice_seg *ice_seg, struct ice_pkg_enum *state, } /** + * ice_hw_ptype_ena - check if the PTYPE is enabled or not + * @hw: pointer to the HW structure + * @ptype: the hardware PTYPE + */ +bool ice_hw_ptype_ena(struct ice_hw *hw, u16 ptype) +{ + return ptype < ICE_FLOW_PTYPE_MAX && + test_bit(ptype, hw->hw_ptype); +} + +/** + * ice_marker_ptype_tcam_handler + * @sect_type: section type + * @section: pointer to section + * @index: index of the Marker PType TCAM entry to be returned + * @offset: pointer to receive absolute offset, always 0 for ptype TCAM sections + * + * This is a callback function that can be passed to ice_pkg_enum_entry. + * Handles enumeration of individual Marker PType TCAM entries. + */ +static void * +ice_marker_ptype_tcam_handler(u32 sect_type, void *section, u32 index, + u32 *offset) +{ + struct ice_marker_ptype_tcam_section *marker_ptype; + + if (sect_type != ICE_SID_RXPARSER_MARKER_PTYPE) + return NULL; + + if (index > ICE_MAX_MARKER_PTYPE_TCAMS_IN_BUF) + return NULL; + + if (offset) + *offset = 0; + + marker_ptype = section; + if (index >= le16_to_cpu(marker_ptype->count)) + return NULL; + + return marker_ptype->tcam + index; +} + +/** + * ice_fill_hw_ptype - fill the enabled PTYPE bit information + * @hw: pointer to the HW structure + */ +static void ice_fill_hw_ptype(struct ice_hw *hw) +{ + struct ice_marker_ptype_tcam_entry *tcam; + struct ice_seg *seg = hw->seg; + struct ice_pkg_enum state; + + bitmap_zero(hw->hw_ptype, ICE_FLOW_PTYPE_MAX); + if (!seg) + return; + + memset(&state, 0, sizeof(state)); + + do { + tcam = ice_pkg_enum_entry(seg, &state, + ICE_SID_RXPARSER_MARKER_PTYPE, NULL, + ice_marker_ptype_tcam_handler); + if (tcam && + le16_to_cpu(tcam->addr) < ICE_MARKER_PTYPE_TCAM_ADDR_MAX && + le16_to_cpu(tcam->ptype) < ICE_FLOW_PTYPE_MAX) + set_bit(le16_to_cpu(tcam->ptype), hw->hw_ptype); + + seg = NULL; + } while (tcam); +} + +/** * ice_boost_tcam_handler * @sect_type: section type * @section: pointer to section @@ -1488,6 +1560,7 @@ enum ice_status ice_init_pkg(struct ice_hw *hw, u8 *buf, u32 len) */ ice_init_pkg_regs(hw); ice_fill_blk_tbls(hw); + ice_fill_hw_ptype(hw); ice_get_prof_index_max(hw); } else { ice_debug(hw, ICE_DBG_INIT, "package load failed, %d\n", |