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authorJesse Brandeburg <jesse.brandeburg@intel.com>2013-09-11 04:40:12 -0400
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2013-09-11 05:12:25 -0400
commit56a62fc8689509fb86bcb20768d575b81d9c311e (patch)
tree730bd7cdea03abbf5a8dfbc276d28d4063534ea4 /drivers/net/ethernet/intel/i40e/i40e_lan_hmc.h
parent5c3c48ac6bf56367c4e89f6453cd2d61e50375bd (diff)
i40e: init code and hardware support
This patch implements the hardware specific init and management. Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com> Signed-off-by: Shannon Nelson <shannon.nelson@intel.com> CC: PJ Waskiewicz <peter.p.waskiewicz.jr@intel.com> CC: e1000-devel@lists.sourceforge.net Tested-by: Kavindya Deegala <kavindya.s.deegala@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_lan_hmc.h')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_lan_hmc.h169
1 files changed, 169 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.h b/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.h
new file mode 100644
index 000000000000..00ff35006077
--- /dev/null
+++ b/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.h
@@ -0,0 +1,169 @@
1/*******************************************************************************
2 *
3 * Intel Ethernet Controller XL710 Family Linux Driver
4 * Copyright(c) 2013 Intel Corporation.
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2, as published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13 * more details.
14 *
15 * You should have received a copy of the GNU General Public License along with
16 * this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * The full GNU General Public License is included in this distribution in
20 * the file called "COPYING".
21 *
22 * Contact Information:
23 * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
24 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25 *
26 ******************************************************************************/
27
28#ifndef _I40E_LAN_HMC_H_
29#define _I40E_LAN_HMC_H_
30
31/* forward-declare the HW struct for the compiler */
32struct i40e_hw;
33
34/* HMC element context information */
35
36/* Rx queue context data */
37struct i40e_hmc_obj_rxq {
38 u16 head;
39 u8 cpuid;
40 u64 base;
41 u16 qlen;
42#define I40E_RXQ_CTX_DBUFF_SHIFT 7
43 u8 dbuff;
44#define I40E_RXQ_CTX_HBUFF_SHIFT 6
45 u8 hbuff;
46 u8 dtype;
47 u8 dsize;
48 u8 crcstrip;
49 u8 fc_ena;
50 u8 l2tsel;
51 u8 hsplit_0;
52 u8 hsplit_1;
53 u8 showiv;
54 u16 rxmax;
55 u8 tphrdesc_ena;
56 u8 tphwdesc_ena;
57 u8 tphdata_ena;
58 u8 tphhead_ena;
59 u8 lrxqthresh;
60};
61
62/* Tx queue context data */
63struct i40e_hmc_obj_txq {
64 u16 head;
65 u8 new_context;
66 u64 base;
67 u8 fc_ena;
68 u8 timesync_ena;
69 u8 fd_ena;
70 u8 alt_vlan_ena;
71 u16 thead_wb;
72 u16 cpuid;
73 u8 head_wb_ena;
74 u16 qlen;
75 u8 tphrdesc_ena;
76 u8 tphrpacket_ena;
77 u8 tphwdesc_ena;
78 u64 head_wb_addr;
79 u32 crc;
80 u16 rdylist;
81 u8 rdylist_act;
82};
83
84/* for hsplit_0 field of Rx HMC context */
85enum i40e_hmc_obj_rx_hsplit_0 {
86 I40E_HMC_OBJ_RX_HSPLIT_0_NO_SPLIT = 0,
87 I40E_HMC_OBJ_RX_HSPLIT_0_SPLIT_L2 = 1,
88 I40E_HMC_OBJ_RX_HSPLIT_0_SPLIT_IP = 2,
89 I40E_HMC_OBJ_RX_HSPLIT_0_SPLIT_TCP_UDP = 4,
90 I40E_HMC_OBJ_RX_HSPLIT_0_SPLIT_SCTP = 8,
91};
92
93/* fcoe_cntx and fcoe_filt are for debugging purpose only */
94struct i40e_hmc_obj_fcoe_cntx {
95 u32 rsv[32];
96};
97
98struct i40e_hmc_obj_fcoe_filt {
99 u32 rsv[8];
100};
101
102/* Context sizes for LAN objects */
103enum i40e_hmc_lan_object_size {
104 I40E_HMC_LAN_OBJ_SZ_8 = 0x3,
105 I40E_HMC_LAN_OBJ_SZ_16 = 0x4,
106 I40E_HMC_LAN_OBJ_SZ_32 = 0x5,
107 I40E_HMC_LAN_OBJ_SZ_64 = 0x6,
108 I40E_HMC_LAN_OBJ_SZ_128 = 0x7,
109 I40E_HMC_LAN_OBJ_SZ_256 = 0x8,
110 I40E_HMC_LAN_OBJ_SZ_512 = 0x9,
111};
112
113#define I40E_HMC_L2OBJ_BASE_ALIGNMENT 512
114#define I40E_HMC_OBJ_SIZE_TXQ 128
115#define I40E_HMC_OBJ_SIZE_RXQ 32
116#define I40E_HMC_OBJ_SIZE_FCOE_CNTX 128
117#define I40E_HMC_OBJ_SIZE_FCOE_FILT 32
118
119enum i40e_hmc_lan_rsrc_type {
120 I40E_HMC_LAN_FULL = 0,
121 I40E_HMC_LAN_TX = 1,
122 I40E_HMC_LAN_RX = 2,
123 I40E_HMC_FCOE_CTX = 3,
124 I40E_HMC_FCOE_FILT = 4,
125 I40E_HMC_LAN_MAX = 5
126};
127
128enum i40e_hmc_model {
129 I40E_HMC_MODEL_DIRECT_PREFERRED = 0,
130 I40E_HMC_MODEL_DIRECT_ONLY = 1,
131 I40E_HMC_MODEL_PAGED_ONLY = 2,
132 I40E_HMC_MODEL_UNKNOWN,
133};
134
135struct i40e_hmc_lan_create_obj_info {
136 struct i40e_hmc_info *hmc_info;
137 u32 rsrc_type;
138 u32 start_idx;
139 u32 count;
140 enum i40e_sd_entry_type entry_type;
141 u64 direct_mode_sz;
142};
143
144struct i40e_hmc_lan_delete_obj_info {
145 struct i40e_hmc_info *hmc_info;
146 u32 rsrc_type;
147 u32 start_idx;
148 u32 count;
149};
150
151i40e_status i40e_init_lan_hmc(struct i40e_hw *hw, u32 txq_num,
152 u32 rxq_num, u32 fcoe_cntx_num,
153 u32 fcoe_filt_num);
154i40e_status i40e_configure_lan_hmc(struct i40e_hw *hw,
155 enum i40e_hmc_model model);
156i40e_status i40e_shutdown_lan_hmc(struct i40e_hw *hw);
157
158i40e_status i40e_clear_lan_tx_queue_context(struct i40e_hw *hw,
159 u16 queue);
160i40e_status i40e_set_lan_tx_queue_context(struct i40e_hw *hw,
161 u16 queue,
162 struct i40e_hmc_obj_txq *s);
163i40e_status i40e_clear_lan_rx_queue_context(struct i40e_hw *hw,
164 u16 queue);
165i40e_status i40e_set_lan_rx_queue_context(struct i40e_hw *hw,
166 u16 queue,
167 struct i40e_hmc_obj_rxq *s);
168
169#endif /* _I40E_LAN_HMC_H_ */
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