1 /*******************************************************************************
2 
3   Intel 10 Gigabit PCI Express Linux driver
4   Copyright(c) 1999 - 2014 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   Linux NICS <linux.nics@intel.com>
24   e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
25   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
26 
27 *******************************************************************************/
28 
29 #ifndef _IXGBE_COMMON_H_
30 #define _IXGBE_COMMON_H_
31 
32 #include "ixgbe_type.h"
33 #include "ixgbe.h"
34 
35 u16 ixgbe_get_pcie_msix_count_generic(struct ixgbe_hw *hw);
36 s32 ixgbe_init_ops_generic(struct ixgbe_hw *hw);
37 s32 ixgbe_init_hw_generic(struct ixgbe_hw *hw);
38 s32 ixgbe_start_hw_generic(struct ixgbe_hw *hw);
39 s32 ixgbe_start_hw_gen2(struct ixgbe_hw *hw);
40 s32 ixgbe_clear_hw_cntrs_generic(struct ixgbe_hw *hw);
41 s32 ixgbe_read_pba_string_generic(struct ixgbe_hw *hw, u8 *pba_num,
42                                   u32 pba_num_size);
43 s32 ixgbe_get_mac_addr_generic(struct ixgbe_hw *hw, u8 *mac_addr);
44 enum ixgbe_bus_width ixgbe_convert_bus_width(u16 link_status);
45 enum ixgbe_bus_speed ixgbe_convert_bus_speed(u16 link_status);
46 s32 ixgbe_get_bus_info_generic(struct ixgbe_hw *hw);
47 void ixgbe_set_lan_id_multi_port_pcie(struct ixgbe_hw *hw);
48 s32 ixgbe_stop_adapter_generic(struct ixgbe_hw *hw);
49 
50 s32 ixgbe_led_on_generic(struct ixgbe_hw *hw, u32 index);
51 s32 ixgbe_led_off_generic(struct ixgbe_hw *hw, u32 index);
52 
53 s32 ixgbe_init_eeprom_params_generic(struct ixgbe_hw *hw);
54 s32 ixgbe_write_eeprom_generic(struct ixgbe_hw *hw, u16 offset, u16 data);
55 s32 ixgbe_write_eeprom_buffer_bit_bang_generic(struct ixgbe_hw *hw, u16 offset,
56 					       u16 words, u16 *data);
57 s32 ixgbe_read_eerd_generic(struct ixgbe_hw *hw, u16 offset, u16 *data);
58 s32 ixgbe_read_eerd_buffer_generic(struct ixgbe_hw *hw, u16 offset,
59 				   u16 words, u16 *data);
60 s32 ixgbe_write_eewr_generic(struct ixgbe_hw *hw, u16 offset, u16 data);
61 s32 ixgbe_write_eewr_buffer_generic(struct ixgbe_hw *hw, u16 offset,
62 				    u16 words, u16 *data);
63 s32 ixgbe_read_eeprom_bit_bang_generic(struct ixgbe_hw *hw, u16 offset,
64                                        u16 *data);
65 s32 ixgbe_read_eeprom_buffer_bit_bang_generic(struct ixgbe_hw *hw, u16 offset,
66 					      u16 words, u16 *data);
67 u16 ixgbe_calc_eeprom_checksum_generic(struct ixgbe_hw *hw);
68 s32 ixgbe_validate_eeprom_checksum_generic(struct ixgbe_hw *hw,
69                                            u16 *checksum_val);
70 s32 ixgbe_update_eeprom_checksum_generic(struct ixgbe_hw *hw);
71 
72 s32 ixgbe_set_rar_generic(struct ixgbe_hw *hw, u32 index, u8 *addr, u32 vmdq,
73                           u32 enable_addr);
74 s32 ixgbe_clear_rar_generic(struct ixgbe_hw *hw, u32 index);
75 s32 ixgbe_init_rx_addrs_generic(struct ixgbe_hw *hw);
76 s32 ixgbe_update_mc_addr_list_generic(struct ixgbe_hw *hw,
77 				      struct net_device *netdev);
78 s32 ixgbe_enable_mc_generic(struct ixgbe_hw *hw);
79 s32 ixgbe_disable_mc_generic(struct ixgbe_hw *hw);
80 s32 ixgbe_disable_rx_buff_generic(struct ixgbe_hw *hw);
81 s32 ixgbe_enable_rx_buff_generic(struct ixgbe_hw *hw);
82 s32 ixgbe_enable_rx_dma_generic(struct ixgbe_hw *hw, u32 regval);
83 s32 ixgbe_fc_enable_generic(struct ixgbe_hw *hw);
84 bool ixgbe_device_supports_autoneg_fc(struct ixgbe_hw *hw);
85 void ixgbe_fc_autoneg(struct ixgbe_hw *hw);
86 
87 s32 ixgbe_acquire_swfw_sync(struct ixgbe_hw *hw, u16 mask);
88 void ixgbe_release_swfw_sync(struct ixgbe_hw *hw, u16 mask);
89 s32 ixgbe_get_san_mac_addr_generic(struct ixgbe_hw *hw, u8 *san_mac_addr);
90 s32 ixgbe_set_vmdq_generic(struct ixgbe_hw *hw, u32 rar, u32 vmdq);
91 s32 ixgbe_set_vmdq_san_mac_generic(struct ixgbe_hw *hw, u32 vmdq);
92 s32 ixgbe_clear_vmdq_generic(struct ixgbe_hw *hw, u32 rar, u32 vmdq);
93 s32 ixgbe_init_uta_tables_generic(struct ixgbe_hw *hw);
94 s32 ixgbe_set_vfta_generic(struct ixgbe_hw *hw, u32 vlan,
95                            u32 vind, bool vlan_on);
96 s32 ixgbe_clear_vfta_generic(struct ixgbe_hw *hw);
97 s32 ixgbe_check_mac_link_generic(struct ixgbe_hw *hw,
98                                  ixgbe_link_speed *speed,
99                                  bool *link_up, bool link_up_wait_to_complete);
100 s32 ixgbe_get_wwn_prefix_generic(struct ixgbe_hw *hw, u16 *wwnn_prefix,
101                                  u16 *wwpn_prefix);
102 
103 s32 prot_autoc_read_generic(struct ixgbe_hw *hw, bool *, u32 *reg_val);
104 s32 prot_autoc_write_generic(struct ixgbe_hw *hw, u32 reg_val, bool locked);
105 
106 s32 ixgbe_blink_led_start_generic(struct ixgbe_hw *hw, u32 index);
107 s32 ixgbe_blink_led_stop_generic(struct ixgbe_hw *hw, u32 index);
108 void ixgbe_set_mac_anti_spoofing(struct ixgbe_hw *hw, bool enable, int pf);
109 void ixgbe_set_vlan_anti_spoofing(struct ixgbe_hw *hw, bool enable, int vf);
110 s32 ixgbe_get_device_caps_generic(struct ixgbe_hw *hw, u16 *device_caps);
111 s32 ixgbe_set_fw_drv_ver_generic(struct ixgbe_hw *hw, u8 maj, u8 min,
112 				 u8 build, u8 ver);
113 void ixgbe_clear_tx_pending(struct ixgbe_hw *hw);
114 bool ixgbe_mng_enabled(struct ixgbe_hw *hw);
115 
116 void ixgbe_set_rxpba_generic(struct ixgbe_hw *hw, int num_pb,
117 			     u32 headroom, int strategy);
118 
119 #define IXGBE_I2C_THERMAL_SENSOR_ADDR	0xF8
120 #define IXGBE_EMC_INTERNAL_DATA		0x00
121 #define IXGBE_EMC_INTERNAL_THERM_LIMIT	0x20
122 #define IXGBE_EMC_DIODE1_DATA		0x01
123 #define IXGBE_EMC_DIODE1_THERM_LIMIT	0x19
124 #define IXGBE_EMC_DIODE2_DATA		0x23
125 #define IXGBE_EMC_DIODE2_THERM_LIMIT	0x1A
126 #define IXGBE_EMC_DIODE3_DATA		0x2A
127 #define IXGBE_EMC_DIODE3_THERM_LIMIT	0x30
128 
129 s32 ixgbe_get_thermal_sensor_data_generic(struct ixgbe_hw *hw);
130 s32 ixgbe_init_thermal_sensor_thresh_generic(struct ixgbe_hw *hw);
131 
132 #define IXGBE_FAILED_READ_REG 0xffffffffU
133 #define IXGBE_FAILED_READ_CFG_DWORD 0xffffffffU
134 #define IXGBE_FAILED_READ_CFG_WORD 0xffffU
135 
136 u16 ixgbe_read_pci_cfg_word(struct ixgbe_hw *hw, u32 reg);
137 void ixgbe_write_pci_cfg_word(struct ixgbe_hw *hw, u32 reg, u16 value);
138 
139 static inline bool ixgbe_removed(void __iomem *addr)
140 {
141 	return unlikely(!addr);
142 }
143 
144 void ixgbe_check_remove(struct ixgbe_hw *hw, u32 reg);
145 
146 static inline void ixgbe_write_reg(struct ixgbe_hw *hw, u32 reg, u32 value)
147 {
148 	u8 __iomem *reg_addr = ACCESS_ONCE(hw->hw_addr);
149 
150 	if (ixgbe_removed(reg_addr))
151 		return;
152 	writel(value, reg_addr + reg);
153 }
154 #define IXGBE_WRITE_REG(a, reg, value) ixgbe_write_reg((a), (reg), (value))
155 
156 #ifndef writeq
157 #define writeq writeq
158 static inline void writeq(u64 val, void __iomem *addr)
159 {
160 	writel((u32)val, addr);
161 	writel((u32)(val >> 32), addr + 4);
162 }
163 #endif
164 
165 static inline void ixgbe_write_reg64(struct ixgbe_hw *hw, u32 reg, u64 value)
166 {
167 	u8 __iomem *reg_addr = ACCESS_ONCE(hw->hw_addr);
168 
169 	if (ixgbe_removed(reg_addr))
170 		return;
171 	writeq(value, reg_addr + reg);
172 }
173 #define IXGBE_WRITE_REG64(a, reg, value) ixgbe_write_reg64((a), (reg), (value))
174 
175 static inline u32 ixgbe_read_reg(struct ixgbe_hw *hw, u32 reg)
176 {
177 	u8 __iomem *reg_addr = ACCESS_ONCE(hw->hw_addr);
178 	u32 value;
179 
180 	if (ixgbe_removed(reg_addr))
181 		return IXGBE_FAILED_READ_REG;
182 	value = readl(reg_addr + reg);
183 	if (unlikely(value == IXGBE_FAILED_READ_REG))
184 		ixgbe_check_remove(hw, reg);
185 	return value;
186 }
187 #define IXGBE_READ_REG(a, reg) ixgbe_read_reg((a), (reg))
188 
189 #define IXGBE_WRITE_REG_ARRAY(a, reg, offset, value) \
190 		ixgbe_write_reg((a), (reg) + ((offset) << 2), (value))
191 
192 #define IXGBE_READ_REG_ARRAY(a, reg, offset) \
193 		ixgbe_read_reg((a), (reg) + ((offset) << 2))
194 
195 #define IXGBE_WRITE_FLUSH(a) ixgbe_read_reg((a), IXGBE_STATUS)
196 
197 #define ixgbe_hw_to_netdev(hw) (((struct ixgbe_adapter *)(hw)->back)->netdev)
198 
199 #define hw_dbg(hw, format, arg...) \
200 	netdev_dbg(ixgbe_hw_to_netdev(hw), format, ## arg)
201 #define hw_err(hw, format, arg...) \
202 	netdev_err(ixgbe_hw_to_netdev(hw), format, ## arg)
203 #define e_dev_info(format, arg...) \
204 	dev_info(&adapter->pdev->dev, format, ## arg)
205 #define e_dev_warn(format, arg...) \
206 	dev_warn(&adapter->pdev->dev, format, ## arg)
207 #define e_dev_err(format, arg...) \
208 	dev_err(&adapter->pdev->dev, format, ## arg)
209 #define e_dev_notice(format, arg...) \
210 	dev_notice(&adapter->pdev->dev, format, ## arg)
211 #define e_info(msglvl, format, arg...) \
212 	netif_info(adapter, msglvl, adapter->netdev, format, ## arg)
213 #define e_err(msglvl, format, arg...) \
214 	netif_err(adapter, msglvl, adapter->netdev, format, ## arg)
215 #define e_warn(msglvl, format, arg...) \
216 	netif_warn(adapter, msglvl, adapter->netdev, format, ## arg)
217 #define e_crit(msglvl, format, arg...) \
218 	netif_crit(adapter, msglvl, adapter->netdev, format, ## arg)
219 #endif /* IXGBE_COMMON */
220