Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/dlm
[linux-2.6] / drivers / net / igb / e1000_phy.h
1 /*******************************************************************************
2
3   Intel(R) Gigabit Ethernet Linux driver
4   Copyright(c) 2007-2009 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 _E1000_PHY_H_
29 #define _E1000_PHY_H_
30
31 enum e1000_ms_type {
32         e1000_ms_hw_default = 0,
33         e1000_ms_force_master,
34         e1000_ms_force_slave,
35         e1000_ms_auto
36 };
37
38 enum e1000_smart_speed {
39         e1000_smart_speed_default = 0,
40         e1000_smart_speed_on,
41         e1000_smart_speed_off
42 };
43
44 s32  igb_check_downshift(struct e1000_hw *hw);
45 s32  igb_check_reset_block(struct e1000_hw *hw);
46 s32  igb_copper_link_autoneg(struct e1000_hw *hw);
47 s32  igb_copper_link_setup_igp(struct e1000_hw *hw);
48 s32  igb_copper_link_setup_m88(struct e1000_hw *hw);
49 s32  igb_phy_force_speed_duplex_igp(struct e1000_hw *hw);
50 s32  igb_phy_force_speed_duplex_m88(struct e1000_hw *hw);
51 s32  igb_get_cable_length_m88(struct e1000_hw *hw);
52 s32  igb_get_cable_length_igp_2(struct e1000_hw *hw);
53 s32  igb_get_phy_id(struct e1000_hw *hw);
54 s32  igb_get_phy_info_igp(struct e1000_hw *hw);
55 s32  igb_get_phy_info_m88(struct e1000_hw *hw);
56 s32  igb_phy_sw_reset(struct e1000_hw *hw);
57 s32  igb_phy_hw_reset(struct e1000_hw *hw);
58 s32  igb_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data);
59 s32  igb_set_d3_lplu_state(struct e1000_hw *hw, bool active);
60 s32  igb_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data);
61 s32  igb_phy_has_link(struct e1000_hw *hw, u32 iterations,
62                                 u32 usec_interval, bool *success);
63 s32  igb_phy_init_script_igp3(struct e1000_hw *hw);
64
65 /* IGP01E1000 Specific Registers */
66 #define IGP01E1000_PHY_PORT_CONFIG        0x10 /* Port Config */
67 #define IGP01E1000_PHY_PORT_STATUS        0x11 /* Status */
68 #define IGP01E1000_PHY_PORT_CTRL          0x12 /* Control */
69 #define IGP01E1000_PHY_LINK_HEALTH        0x13 /* PHY Link Health */
70 #define IGP02E1000_PHY_POWER_MGMT         0x19 /* Power Management */
71 #define IGP01E1000_PHY_PAGE_SELECT        0x1F /* Page Select */
72 #define IGP01E1000_PHY_PCS_INIT_REG       0x00B4
73 #define IGP01E1000_PHY_POLARITY_MASK      0x0078
74 #define IGP01E1000_PSCR_AUTO_MDIX         0x1000
75 #define IGP01E1000_PSCR_FORCE_MDI_MDIX    0x2000 /* 0=MDI, 1=MDIX */
76 #define IGP01E1000_PSCFR_SMART_SPEED      0x0080
77
78 /* Enable flexible speed on link-up */
79 #define IGP02E1000_PM_D0_LPLU             0x0002 /* For D0a states */
80 #define IGP02E1000_PM_D3_LPLU             0x0004 /* For all other states */
81 #define IGP01E1000_PLHR_SS_DOWNGRADE      0x8000
82 #define IGP01E1000_PSSR_POLARITY_REVERSED 0x0002
83 #define IGP01E1000_PSSR_MDIX              0x0008
84 #define IGP01E1000_PSSR_SPEED_MASK        0xC000
85 #define IGP01E1000_PSSR_SPEED_1000MBPS    0xC000
86 #define IGP02E1000_PHY_CHANNEL_NUM        4
87 #define IGP02E1000_PHY_AGC_A              0x11B1
88 #define IGP02E1000_PHY_AGC_B              0x12B1
89 #define IGP02E1000_PHY_AGC_C              0x14B1
90 #define IGP02E1000_PHY_AGC_D              0x18B1
91 #define IGP02E1000_AGC_LENGTH_SHIFT       9   /* Course - 15:13, Fine - 12:9 */
92 #define IGP02E1000_AGC_LENGTH_MASK        0x7F
93 #define IGP02E1000_AGC_RANGE              15
94
95 #define E1000_CABLE_LENGTH_UNDEFINED      0xFF
96
97 #endif