170 lines
4.3 KiB
C
170 lines
4.3 KiB
C
/*******************************************************************************
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*
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* Intel Ethernet Controller XL710 Family Linux Driver
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* Copyright(c) 2013 Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* The full GNU General Public License is included in this distribution in
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* the file called "COPYING".
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*
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* Contact Information:
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* e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*
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******************************************************************************/
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#ifndef _I40E_LAN_HMC_H_
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#define _I40E_LAN_HMC_H_
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/* forward-declare the HW struct for the compiler */
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struct i40e_hw;
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/* HMC element context information */
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/* Rx queue context data */
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struct i40e_hmc_obj_rxq {
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u16 head;
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u8 cpuid;
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u64 base;
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u16 qlen;
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#define I40E_RXQ_CTX_DBUFF_SHIFT 7
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u8 dbuff;
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#define I40E_RXQ_CTX_HBUFF_SHIFT 6
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u8 hbuff;
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u8 dtype;
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u8 dsize;
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u8 crcstrip;
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u8 fc_ena;
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u8 l2tsel;
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u8 hsplit_0;
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u8 hsplit_1;
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u8 showiv;
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u16 rxmax;
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u8 tphrdesc_ena;
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u8 tphwdesc_ena;
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u8 tphdata_ena;
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u8 tphhead_ena;
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u8 lrxqthresh;
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};
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/* Tx queue context data */
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struct i40e_hmc_obj_txq {
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u16 head;
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u8 new_context;
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u64 base;
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u8 fc_ena;
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u8 timesync_ena;
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u8 fd_ena;
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u8 alt_vlan_ena;
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u16 thead_wb;
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u16 cpuid;
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u8 head_wb_ena;
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u16 qlen;
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u8 tphrdesc_ena;
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u8 tphrpacket_ena;
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u8 tphwdesc_ena;
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u64 head_wb_addr;
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u32 crc;
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u16 rdylist;
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u8 rdylist_act;
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};
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/* for hsplit_0 field of Rx HMC context */
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enum i40e_hmc_obj_rx_hsplit_0 {
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I40E_HMC_OBJ_RX_HSPLIT_0_NO_SPLIT = 0,
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I40E_HMC_OBJ_RX_HSPLIT_0_SPLIT_L2 = 1,
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I40E_HMC_OBJ_RX_HSPLIT_0_SPLIT_IP = 2,
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I40E_HMC_OBJ_RX_HSPLIT_0_SPLIT_TCP_UDP = 4,
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I40E_HMC_OBJ_RX_HSPLIT_0_SPLIT_SCTP = 8,
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};
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/* fcoe_cntx and fcoe_filt are for debugging purpose only */
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struct i40e_hmc_obj_fcoe_cntx {
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u32 rsv[32];
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};
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struct i40e_hmc_obj_fcoe_filt {
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u32 rsv[8];
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};
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/* Context sizes for LAN objects */
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enum i40e_hmc_lan_object_size {
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I40E_HMC_LAN_OBJ_SZ_8 = 0x3,
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I40E_HMC_LAN_OBJ_SZ_16 = 0x4,
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I40E_HMC_LAN_OBJ_SZ_32 = 0x5,
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I40E_HMC_LAN_OBJ_SZ_64 = 0x6,
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I40E_HMC_LAN_OBJ_SZ_128 = 0x7,
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I40E_HMC_LAN_OBJ_SZ_256 = 0x8,
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I40E_HMC_LAN_OBJ_SZ_512 = 0x9,
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};
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#define I40E_HMC_L2OBJ_BASE_ALIGNMENT 512
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#define I40E_HMC_OBJ_SIZE_TXQ 128
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#define I40E_HMC_OBJ_SIZE_RXQ 32
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#define I40E_HMC_OBJ_SIZE_FCOE_CNTX 128
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#define I40E_HMC_OBJ_SIZE_FCOE_FILT 32
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enum i40e_hmc_lan_rsrc_type {
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I40E_HMC_LAN_FULL = 0,
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I40E_HMC_LAN_TX = 1,
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I40E_HMC_LAN_RX = 2,
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I40E_HMC_FCOE_CTX = 3,
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I40E_HMC_FCOE_FILT = 4,
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I40E_HMC_LAN_MAX = 5
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};
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enum i40e_hmc_model {
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I40E_HMC_MODEL_DIRECT_PREFERRED = 0,
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I40E_HMC_MODEL_DIRECT_ONLY = 1,
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I40E_HMC_MODEL_PAGED_ONLY = 2,
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I40E_HMC_MODEL_UNKNOWN,
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};
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struct i40e_hmc_lan_create_obj_info {
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struct i40e_hmc_info *hmc_info;
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u32 rsrc_type;
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u32 start_idx;
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u32 count;
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enum i40e_sd_entry_type entry_type;
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u64 direct_mode_sz;
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};
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struct i40e_hmc_lan_delete_obj_info {
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struct i40e_hmc_info *hmc_info;
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u32 rsrc_type;
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u32 start_idx;
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u32 count;
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};
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i40e_status i40e_init_lan_hmc(struct i40e_hw *hw, u32 txq_num,
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u32 rxq_num, u32 fcoe_cntx_num,
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u32 fcoe_filt_num);
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i40e_status i40e_configure_lan_hmc(struct i40e_hw *hw,
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enum i40e_hmc_model model);
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i40e_status i40e_shutdown_lan_hmc(struct i40e_hw *hw);
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i40e_status i40e_clear_lan_tx_queue_context(struct i40e_hw *hw,
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u16 queue);
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i40e_status i40e_set_lan_tx_queue_context(struct i40e_hw *hw,
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u16 queue,
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struct i40e_hmc_obj_txq *s);
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i40e_status i40e_clear_lan_rx_queue_context(struct i40e_hw *hw,
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u16 queue);
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i40e_status i40e_set_lan_rx_queue_context(struct i40e_hw *hw,
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u16 queue,
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struct i40e_hmc_obj_rxq *s);
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#endif /* _I40E_LAN_HMC_H_ */
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