Eilon Greenstein | d05c26c | 2009-01-17 23:26:13 -0800 | [diff] [blame] | 1 | /* Copyright 2008-2009 Broadcom Corporation |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2 | * |
| 3 | * Unless you and Broadcom execute a separate written software license |
| 4 | * agreement governing use of this software, this software is licensed to you |
| 5 | * under the terms of the GNU General Public License version 2, available |
| 6 | * at http://www.gnu.org/licenses/old-licenses/gpl-2.0.html (the "GPL"). |
| 7 | * |
| 8 | * Notwithstanding the above, under no circumstances may you combine this |
| 9 | * software in any way with any other Broadcom software provided under a |
| 10 | * license other than the GPL, without Broadcom's express prior written |
| 11 | * consent. |
| 12 | * |
| 13 | * Written by Yaniv Rosner |
| 14 | * |
| 15 | */ |
| 16 | |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 17 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
| 18 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 19 | #include <linux/kernel.h> |
| 20 | #include <linux/errno.h> |
| 21 | #include <linux/pci.h> |
| 22 | #include <linux/netdevice.h> |
| 23 | #include <linux/delay.h> |
| 24 | #include <linux/ethtool.h> |
| 25 | #include <linux/mutex.h> |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 26 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 27 | #include "bnx2x.h" |
| 28 | |
| 29 | /********************************************************/ |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 30 | #define ETH_HLEN 14 |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 31 | #define ETH_OVREHEAD (ETH_HLEN + 8)/* 8 for CRC + VLAN*/ |
| 32 | #define ETH_MIN_PACKET_SIZE 60 |
| 33 | #define ETH_MAX_PACKET_SIZE 1500 |
| 34 | #define ETH_MAX_JUMBO_PACKET_SIZE 9600 |
| 35 | #define MDIO_ACCESS_TIMEOUT 1000 |
| 36 | #define BMAC_CONTROL_RX_ENABLE 2 |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 37 | |
| 38 | /***********************************************************/ |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 39 | /* Shortcut definitions */ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 40 | /***********************************************************/ |
| 41 | |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 42 | #define NIG_LATCH_BC_ENABLE_MI_INT 0 |
| 43 | |
| 44 | #define NIG_STATUS_EMAC0_MI_INT \ |
| 45 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_EMAC0_MISC_MI_INT |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 46 | #define NIG_STATUS_XGXS0_LINK10G \ |
| 47 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK10G |
| 48 | #define NIG_STATUS_XGXS0_LINK_STATUS \ |
| 49 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK_STATUS |
| 50 | #define NIG_STATUS_XGXS0_LINK_STATUS_SIZE \ |
| 51 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK_STATUS_SIZE |
| 52 | #define NIG_STATUS_SERDES0_LINK_STATUS \ |
| 53 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_SERDES0_LINK_STATUS |
| 54 | #define NIG_MASK_MI_INT \ |
| 55 | NIG_MASK_INTERRUPT_PORT0_REG_MASK_EMAC0_MISC_MI_INT |
| 56 | #define NIG_MASK_XGXS0_LINK10G \ |
| 57 | NIG_MASK_INTERRUPT_PORT0_REG_MASK_XGXS0_LINK10G |
| 58 | #define NIG_MASK_XGXS0_LINK_STATUS \ |
| 59 | NIG_MASK_INTERRUPT_PORT0_REG_MASK_XGXS0_LINK_STATUS |
| 60 | #define NIG_MASK_SERDES0_LINK_STATUS \ |
| 61 | NIG_MASK_INTERRUPT_PORT0_REG_MASK_SERDES0_LINK_STATUS |
| 62 | |
| 63 | #define MDIO_AN_CL73_OR_37_COMPLETE \ |
| 64 | (MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE | \ |
| 65 | MDIO_GP_STATUS_TOP_AN_STATUS1_CL37_AUTONEG_COMPLETE) |
| 66 | |
| 67 | #define XGXS_RESET_BITS \ |
| 68 | (MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_RSTB_HW | \ |
| 69 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_IDDQ | \ |
| 70 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_PWRDWN | \ |
| 71 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_PWRDWN_SD | \ |
| 72 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_TXD_FIFO_RSTB) |
| 73 | |
| 74 | #define SERDES_RESET_BITS \ |
| 75 | (MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_RSTB_HW | \ |
| 76 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_IDDQ | \ |
| 77 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_PWRDWN | \ |
| 78 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_PWRDWN_SD) |
| 79 | |
| 80 | #define AUTONEG_CL37 SHARED_HW_CFG_AN_ENABLE_CL37 |
| 81 | #define AUTONEG_CL73 SHARED_HW_CFG_AN_ENABLE_CL73 |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 82 | #define AUTONEG_BAM SHARED_HW_CFG_AN_ENABLE_BAM |
| 83 | #define AUTONEG_PARALLEL \ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 84 | SHARED_HW_CFG_AN_ENABLE_PARALLEL_DETECTION |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 85 | #define AUTONEG_SGMII_FIBER_AUTODET \ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 86 | SHARED_HW_CFG_AN_EN_SGMII_FIBER_AUTO_DETECT |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 87 | #define AUTONEG_REMOTE_PHY SHARED_HW_CFG_AN_ENABLE_REMOTE_PHY |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 88 | |
| 89 | #define GP_STATUS_PAUSE_RSOLUTION_TXSIDE \ |
| 90 | MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_TXSIDE |
| 91 | #define GP_STATUS_PAUSE_RSOLUTION_RXSIDE \ |
| 92 | MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_RXSIDE |
| 93 | #define GP_STATUS_SPEED_MASK \ |
| 94 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_MASK |
| 95 | #define GP_STATUS_10M MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10M |
| 96 | #define GP_STATUS_100M MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_100M |
| 97 | #define GP_STATUS_1G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G |
| 98 | #define GP_STATUS_2_5G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_2_5G |
| 99 | #define GP_STATUS_5G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_5G |
| 100 | #define GP_STATUS_6G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_6G |
| 101 | #define GP_STATUS_10G_HIG \ |
| 102 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_HIG |
| 103 | #define GP_STATUS_10G_CX4 \ |
| 104 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_CX4 |
| 105 | #define GP_STATUS_12G_HIG \ |
| 106 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_12G_HIG |
| 107 | #define GP_STATUS_12_5G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_12_5G |
| 108 | #define GP_STATUS_13G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_13G |
| 109 | #define GP_STATUS_15G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_15G |
| 110 | #define GP_STATUS_16G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_16G |
| 111 | #define GP_STATUS_1G_KX MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G_KX |
| 112 | #define GP_STATUS_10G_KX4 \ |
| 113 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_KX4 |
| 114 | |
| 115 | #define LINK_10THD LINK_STATUS_SPEED_AND_DUPLEX_10THD |
| 116 | #define LINK_10TFD LINK_STATUS_SPEED_AND_DUPLEX_10TFD |
| 117 | #define LINK_100TXHD LINK_STATUS_SPEED_AND_DUPLEX_100TXHD |
| 118 | #define LINK_100T4 LINK_STATUS_SPEED_AND_DUPLEX_100T4 |
| 119 | #define LINK_100TXFD LINK_STATUS_SPEED_AND_DUPLEX_100TXFD |
| 120 | #define LINK_1000THD LINK_STATUS_SPEED_AND_DUPLEX_1000THD |
| 121 | #define LINK_1000TFD LINK_STATUS_SPEED_AND_DUPLEX_1000TFD |
| 122 | #define LINK_1000XFD LINK_STATUS_SPEED_AND_DUPLEX_1000XFD |
| 123 | #define LINK_2500THD LINK_STATUS_SPEED_AND_DUPLEX_2500THD |
| 124 | #define LINK_2500TFD LINK_STATUS_SPEED_AND_DUPLEX_2500TFD |
| 125 | #define LINK_2500XFD LINK_STATUS_SPEED_AND_DUPLEX_2500XFD |
| 126 | #define LINK_10GTFD LINK_STATUS_SPEED_AND_DUPLEX_10GTFD |
| 127 | #define LINK_10GXFD LINK_STATUS_SPEED_AND_DUPLEX_10GXFD |
| 128 | #define LINK_12GTFD LINK_STATUS_SPEED_AND_DUPLEX_12GTFD |
| 129 | #define LINK_12GXFD LINK_STATUS_SPEED_AND_DUPLEX_12GXFD |
| 130 | #define LINK_12_5GTFD LINK_STATUS_SPEED_AND_DUPLEX_12_5GTFD |
| 131 | #define LINK_12_5GXFD LINK_STATUS_SPEED_AND_DUPLEX_12_5GXFD |
| 132 | #define LINK_13GTFD LINK_STATUS_SPEED_AND_DUPLEX_13GTFD |
| 133 | #define LINK_13GXFD LINK_STATUS_SPEED_AND_DUPLEX_13GXFD |
| 134 | #define LINK_15GTFD LINK_STATUS_SPEED_AND_DUPLEX_15GTFD |
| 135 | #define LINK_15GXFD LINK_STATUS_SPEED_AND_DUPLEX_15GXFD |
| 136 | #define LINK_16GTFD LINK_STATUS_SPEED_AND_DUPLEX_16GTFD |
| 137 | #define LINK_16GXFD LINK_STATUS_SPEED_AND_DUPLEX_16GXFD |
| 138 | |
| 139 | #define PHY_XGXS_FLAG 0x1 |
| 140 | #define PHY_SGMII_FLAG 0x2 |
| 141 | #define PHY_SERDES_FLAG 0x4 |
| 142 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 143 | /* */ |
| 144 | #define SFP_EEPROM_CON_TYPE_ADDR 0x2 |
| 145 | #define SFP_EEPROM_CON_TYPE_VAL_LC 0x7 |
| 146 | #define SFP_EEPROM_CON_TYPE_VAL_COPPER 0x21 |
| 147 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 148 | |
| 149 | #define SFP_EEPROM_COMP_CODE_ADDR 0x3 |
| 150 | #define SFP_EEPROM_COMP_CODE_SR_MASK (1<<4) |
| 151 | #define SFP_EEPROM_COMP_CODE_LR_MASK (1<<5) |
| 152 | #define SFP_EEPROM_COMP_CODE_LRM_MASK (1<<6) |
| 153 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 154 | #define SFP_EEPROM_FC_TX_TECH_ADDR 0x8 |
| 155 | #define SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE 0x4 |
| 156 | #define SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE 0x8 |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 157 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 158 | #define SFP_EEPROM_OPTIONS_ADDR 0x40 |
| 159 | #define SFP_EEPROM_OPTIONS_LINEAR_RX_OUT_MASK 0x1 |
| 160 | #define SFP_EEPROM_OPTIONS_SIZE 2 |
| 161 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 162 | #define EDC_MODE_LINEAR 0x0022 |
| 163 | #define EDC_MODE_LIMITING 0x0044 |
| 164 | #define EDC_MODE_PASSIVE_DAC 0x0055 |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 165 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 166 | |
| 167 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 168 | /**********************************************************/ |
| 169 | /* INTERFACE */ |
| 170 | /**********************************************************/ |
| 171 | #define CL45_WR_OVER_CL22(_bp, _port, _phy_addr, _bank, _addr, _val) \ |
| 172 | bnx2x_cl45_write(_bp, _port, 0, _phy_addr, \ |
| 173 | DEFAULT_PHY_DEV_ADDR, \ |
| 174 | (_bank + (_addr & 0xf)), \ |
| 175 | _val) |
| 176 | |
| 177 | #define CL45_RD_OVER_CL22(_bp, _port, _phy_addr, _bank, _addr, _val) \ |
| 178 | bnx2x_cl45_read(_bp, _port, 0, _phy_addr, \ |
| 179 | DEFAULT_PHY_DEV_ADDR, \ |
| 180 | (_bank + (_addr & 0xf)), \ |
| 181 | _val) |
| 182 | |
Eilon Greenstein | c1b7399 | 2009-02-12 08:37:07 +0000 | [diff] [blame] | 183 | static void bnx2x_set_serdes_access(struct link_params *params) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 184 | { |
| 185 | struct bnx2x *bp = params->bp; |
Eilon Greenstein | c1b7399 | 2009-02-12 08:37:07 +0000 | [diff] [blame] | 186 | u32 emac_base = (params->port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 187 | |
Eilon Greenstein | c1b7399 | 2009-02-12 08:37:07 +0000 | [diff] [blame] | 188 | /* Set Clause 22 */ |
| 189 | REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_ST + params->port*0x10, 1); |
| 190 | REG_WR(bp, emac_base + EMAC_REG_EMAC_MDIO_COMM, 0x245f8000); |
| 191 | udelay(500); |
| 192 | REG_WR(bp, emac_base + EMAC_REG_EMAC_MDIO_COMM, 0x245d000f); |
| 193 | udelay(500); |
| 194 | /* Set Clause 45 */ |
| 195 | REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_ST + params->port*0x10, 0); |
| 196 | } |
| 197 | static void bnx2x_set_phy_mdio(struct link_params *params, u8 phy_flags) |
| 198 | { |
| 199 | struct bnx2x *bp = params->bp; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 200 | |
Eilon Greenstein | c1b7399 | 2009-02-12 08:37:07 +0000 | [diff] [blame] | 201 | if (phy_flags & PHY_XGXS_FLAG) { |
| 202 | REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_ST + |
| 203 | params->port*0x18, 0); |
| 204 | REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + params->port*0x18, |
| 205 | DEFAULT_PHY_DEV_ADDR); |
| 206 | } else { |
| 207 | bnx2x_set_serdes_access(params); |
| 208 | |
| 209 | REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_DEVAD + |
| 210 | params->port*0x10, |
| 211 | DEFAULT_PHY_DEV_ADDR); |
| 212 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 213 | } |
| 214 | |
| 215 | static u32 bnx2x_bits_en(struct bnx2x *bp, u32 reg, u32 bits) |
| 216 | { |
| 217 | u32 val = REG_RD(bp, reg); |
| 218 | |
| 219 | val |= bits; |
| 220 | REG_WR(bp, reg, val); |
| 221 | return val; |
| 222 | } |
| 223 | |
| 224 | static u32 bnx2x_bits_dis(struct bnx2x *bp, u32 reg, u32 bits) |
| 225 | { |
| 226 | u32 val = REG_RD(bp, reg); |
| 227 | |
| 228 | val &= ~bits; |
| 229 | REG_WR(bp, reg, val); |
| 230 | return val; |
| 231 | } |
| 232 | |
| 233 | static void bnx2x_emac_init(struct link_params *params, |
| 234 | struct link_vars *vars) |
| 235 | { |
| 236 | /* reset and unreset the emac core */ |
| 237 | struct bnx2x *bp = params->bp; |
| 238 | u8 port = params->port; |
| 239 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; |
| 240 | u32 val; |
| 241 | u16 timeout; |
| 242 | |
| 243 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, |
| 244 | (MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE << port)); |
| 245 | udelay(5); |
| 246 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, |
| 247 | (MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE << port)); |
| 248 | |
| 249 | /* init emac - use read-modify-write */ |
| 250 | /* self clear reset */ |
| 251 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE); |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 252 | EMAC_WR(bp, EMAC_REG_EMAC_MODE, (val | EMAC_MODE_RESET)); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 253 | |
| 254 | timeout = 200; |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 255 | do { |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 256 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE); |
| 257 | DP(NETIF_MSG_LINK, "EMAC reset reg is %u\n", val); |
| 258 | if (!timeout) { |
| 259 | DP(NETIF_MSG_LINK, "EMAC timeout!\n"); |
| 260 | return; |
| 261 | } |
| 262 | timeout--; |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 263 | } while (val & EMAC_MODE_RESET); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 264 | |
| 265 | /* Set mac address */ |
| 266 | val = ((params->mac_addr[0] << 8) | |
| 267 | params->mac_addr[1]); |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 268 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH, val); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 269 | |
| 270 | val = ((params->mac_addr[2] << 24) | |
| 271 | (params->mac_addr[3] << 16) | |
| 272 | (params->mac_addr[4] << 8) | |
| 273 | params->mac_addr[5]); |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 274 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + 4, val); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 275 | } |
| 276 | |
| 277 | static u8 bnx2x_emac_enable(struct link_params *params, |
| 278 | struct link_vars *vars, u8 lb) |
| 279 | { |
| 280 | struct bnx2x *bp = params->bp; |
| 281 | u8 port = params->port; |
| 282 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; |
| 283 | u32 val; |
| 284 | |
| 285 | DP(NETIF_MSG_LINK, "enabling EMAC\n"); |
| 286 | |
| 287 | /* enable emac and not bmac */ |
| 288 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_PORT + port*4, 1); |
| 289 | |
| 290 | /* for paladium */ |
| 291 | if (CHIP_REV_IS_EMUL(bp)) { |
| 292 | /* Use lane 1 (of lanes 0-3) */ |
| 293 | REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 + port*4, 1); |
| 294 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + |
| 295 | port*4, 1); |
| 296 | } |
| 297 | /* for fpga */ |
| 298 | else |
| 299 | |
| 300 | if (CHIP_REV_IS_FPGA(bp)) { |
| 301 | /* Use lane 1 (of lanes 0-3) */ |
| 302 | DP(NETIF_MSG_LINK, "bnx2x_emac_enable: Setting FPGA\n"); |
| 303 | |
| 304 | REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 + port*4, 1); |
| 305 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, |
| 306 | 0); |
| 307 | } else |
| 308 | /* ASIC */ |
| 309 | if (vars->phy_flags & PHY_XGXS_FLAG) { |
| 310 | u32 ser_lane = ((params->lane_config & |
| 311 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> |
| 312 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); |
| 313 | |
| 314 | DP(NETIF_MSG_LINK, "XGXS\n"); |
| 315 | /* select the master lanes (out of 0-3) */ |
| 316 | REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 + |
| 317 | port*4, ser_lane); |
| 318 | /* select XGXS */ |
| 319 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + |
| 320 | port*4, 1); |
| 321 | |
| 322 | } else { /* SerDes */ |
| 323 | DP(NETIF_MSG_LINK, "SerDes\n"); |
| 324 | /* select SerDes */ |
| 325 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + |
| 326 | port*4, 0); |
| 327 | } |
| 328 | |
Eilon Greenstein | 811a2f2 | 2009-02-12 08:37:04 +0000 | [diff] [blame] | 329 | bnx2x_bits_en(bp, emac_base + EMAC_REG_EMAC_RX_MODE, |
| 330 | EMAC_RX_MODE_RESET); |
| 331 | bnx2x_bits_en(bp, emac_base + EMAC_REG_EMAC_TX_MODE, |
| 332 | EMAC_TX_MODE_RESET); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 333 | |
| 334 | if (CHIP_REV_IS_SLOW(bp)) { |
| 335 | /* config GMII mode */ |
| 336 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE); |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 337 | EMAC_WR(bp, EMAC_REG_EMAC_MODE, |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 338 | (val | EMAC_MODE_PORT_GMII)); |
| 339 | } else { /* ASIC */ |
| 340 | /* pause enable/disable */ |
| 341 | bnx2x_bits_dis(bp, emac_base + EMAC_REG_EMAC_RX_MODE, |
| 342 | EMAC_RX_MODE_FLOW_EN); |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 343 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_RX) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 344 | bnx2x_bits_en(bp, emac_base + |
| 345 | EMAC_REG_EMAC_RX_MODE, |
| 346 | EMAC_RX_MODE_FLOW_EN); |
| 347 | |
| 348 | bnx2x_bits_dis(bp, emac_base + EMAC_REG_EMAC_TX_MODE, |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 349 | (EMAC_TX_MODE_EXT_PAUSE_EN | |
| 350 | EMAC_TX_MODE_FLOW_EN)); |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 351 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 352 | bnx2x_bits_en(bp, emac_base + |
| 353 | EMAC_REG_EMAC_TX_MODE, |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 354 | (EMAC_TX_MODE_EXT_PAUSE_EN | |
| 355 | EMAC_TX_MODE_FLOW_EN)); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 356 | } |
| 357 | |
| 358 | /* KEEP_VLAN_TAG, promiscuous */ |
| 359 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_RX_MODE); |
| 360 | val |= EMAC_RX_MODE_KEEP_VLAN_TAG | EMAC_RX_MODE_PROMISCUOUS; |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 361 | EMAC_WR(bp, EMAC_REG_EMAC_RX_MODE, val); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 362 | |
| 363 | /* Set Loopback */ |
| 364 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE); |
| 365 | if (lb) |
| 366 | val |= 0x810; |
| 367 | else |
| 368 | val &= ~0x810; |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 369 | EMAC_WR(bp, EMAC_REG_EMAC_MODE, val); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 370 | |
Eilon Greenstein | 6c55c3cd | 2009-01-14 06:44:13 +0000 | [diff] [blame] | 371 | /* enable emac */ |
| 372 | REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 1); |
| 373 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 374 | /* enable emac for jumbo packets */ |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 375 | EMAC_WR(bp, EMAC_REG_EMAC_RX_MTU_SIZE, |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 376 | (EMAC_RX_MTU_SIZE_JUMBO_ENA | |
| 377 | (ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD))); |
| 378 | |
| 379 | /* strip CRC */ |
| 380 | REG_WR(bp, NIG_REG_NIG_INGRESS_EMAC0_NO_CRC + port*4, 0x1); |
| 381 | |
| 382 | /* disable the NIG in/out to the bmac */ |
| 383 | REG_WR(bp, NIG_REG_BMAC0_IN_EN + port*4, 0x0); |
| 384 | REG_WR(bp, NIG_REG_BMAC0_PAUSE_OUT_EN + port*4, 0x0); |
| 385 | REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0x0); |
| 386 | |
| 387 | /* enable the NIG in/out to the emac */ |
| 388 | REG_WR(bp, NIG_REG_EMAC0_IN_EN + port*4, 0x1); |
| 389 | val = 0; |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 390 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 391 | val = 1; |
| 392 | |
| 393 | REG_WR(bp, NIG_REG_EMAC0_PAUSE_OUT_EN + port*4, val); |
| 394 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0x1); |
| 395 | |
| 396 | if (CHIP_REV_IS_EMUL(bp)) { |
| 397 | /* take the BigMac out of reset */ |
| 398 | REG_WR(bp, |
| 399 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, |
| 400 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); |
| 401 | |
| 402 | /* enable access for bmac registers */ |
| 403 | REG_WR(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4, 0x1); |
Eilon Greenstein | 6f65497 | 2009-08-12 08:23:51 +0000 | [diff] [blame] | 404 | } else |
| 405 | REG_WR(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4, 0x0); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 406 | |
| 407 | vars->mac_type = MAC_TYPE_EMAC; |
| 408 | return 0; |
| 409 | } |
| 410 | |
| 411 | |
| 412 | |
| 413 | static u8 bnx2x_bmac_enable(struct link_params *params, struct link_vars *vars, |
| 414 | u8 is_lb) |
| 415 | { |
| 416 | struct bnx2x *bp = params->bp; |
| 417 | u8 port = params->port; |
| 418 | u32 bmac_addr = port ? NIG_REG_INGRESS_BMAC1_MEM : |
| 419 | NIG_REG_INGRESS_BMAC0_MEM; |
| 420 | u32 wb_data[2]; |
| 421 | u32 val; |
| 422 | |
| 423 | DP(NETIF_MSG_LINK, "Enabling BigMAC\n"); |
| 424 | /* reset and unreset the BigMac */ |
| 425 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, |
| 426 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); |
| 427 | msleep(1); |
| 428 | |
| 429 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, |
| 430 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); |
| 431 | |
| 432 | /* enable access for bmac registers */ |
| 433 | REG_WR(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4, 0x1); |
| 434 | |
| 435 | /* XGXS control */ |
| 436 | wb_data[0] = 0x3c; |
| 437 | wb_data[1] = 0; |
| 438 | REG_WR_DMAE(bp, bmac_addr + |
| 439 | BIGMAC_REGISTER_BMAC_XGXS_CONTROL, |
| 440 | wb_data, 2); |
| 441 | |
| 442 | /* tx MAC SA */ |
| 443 | wb_data[0] = ((params->mac_addr[2] << 24) | |
| 444 | (params->mac_addr[3] << 16) | |
| 445 | (params->mac_addr[4] << 8) | |
| 446 | params->mac_addr[5]); |
| 447 | wb_data[1] = ((params->mac_addr[0] << 8) | |
| 448 | params->mac_addr[1]); |
| 449 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_TX_SOURCE_ADDR, |
| 450 | wb_data, 2); |
| 451 | |
| 452 | /* tx control */ |
| 453 | val = 0xc0; |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 454 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 455 | val |= 0x800000; |
| 456 | wb_data[0] = val; |
| 457 | wb_data[1] = 0; |
| 458 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_TX_CONTROL, |
| 459 | wb_data, 2); |
| 460 | |
| 461 | /* mac control */ |
| 462 | val = 0x3; |
| 463 | if (is_lb) { |
| 464 | val |= 0x4; |
| 465 | DP(NETIF_MSG_LINK, "enable bmac loopback\n"); |
| 466 | } |
| 467 | wb_data[0] = val; |
| 468 | wb_data[1] = 0; |
| 469 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_BMAC_CONTROL, |
| 470 | wb_data, 2); |
| 471 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 472 | /* set rx mtu */ |
| 473 | wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD; |
| 474 | wb_data[1] = 0; |
| 475 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_RX_MAX_SIZE, |
| 476 | wb_data, 2); |
| 477 | |
| 478 | /* rx control set to don't strip crc */ |
| 479 | val = 0x14; |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 480 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_RX) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 481 | val |= 0x20; |
| 482 | wb_data[0] = val; |
| 483 | wb_data[1] = 0; |
| 484 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_RX_CONTROL, |
| 485 | wb_data, 2); |
| 486 | |
| 487 | /* set tx mtu */ |
| 488 | wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD; |
| 489 | wb_data[1] = 0; |
| 490 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_TX_MAX_SIZE, |
| 491 | wb_data, 2); |
| 492 | |
| 493 | /* set cnt max size */ |
| 494 | wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD; |
| 495 | wb_data[1] = 0; |
| 496 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_CNT_MAX_SIZE, |
| 497 | wb_data, 2); |
| 498 | |
| 499 | /* configure safc */ |
| 500 | wb_data[0] = 0x1000200; |
| 501 | wb_data[1] = 0; |
| 502 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_RX_LLFC_MSG_FLDS, |
| 503 | wb_data, 2); |
| 504 | /* fix for emulation */ |
| 505 | if (CHIP_REV_IS_EMUL(bp)) { |
| 506 | wb_data[0] = 0xf000; |
| 507 | wb_data[1] = 0; |
| 508 | REG_WR_DMAE(bp, |
| 509 | bmac_addr + BIGMAC_REGISTER_TX_PAUSE_THRESHOLD, |
| 510 | wb_data, 2); |
| 511 | } |
| 512 | |
| 513 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 0x1); |
| 514 | REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 + port*4, 0x0); |
| 515 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_PORT + port*4, 0x0); |
| 516 | val = 0; |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 517 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 518 | val = 1; |
| 519 | REG_WR(bp, NIG_REG_BMAC0_PAUSE_OUT_EN + port*4, val); |
| 520 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0x0); |
| 521 | REG_WR(bp, NIG_REG_EMAC0_IN_EN + port*4, 0x0); |
| 522 | REG_WR(bp, NIG_REG_EMAC0_PAUSE_OUT_EN + port*4, 0x0); |
| 523 | REG_WR(bp, NIG_REG_BMAC0_IN_EN + port*4, 0x1); |
| 524 | REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0x1); |
| 525 | |
| 526 | vars->mac_type = MAC_TYPE_BMAC; |
| 527 | return 0; |
| 528 | } |
| 529 | |
| 530 | static void bnx2x_phy_deassert(struct link_params *params, u8 phy_flags) |
| 531 | { |
| 532 | struct bnx2x *bp = params->bp; |
| 533 | u32 val; |
| 534 | |
| 535 | if (phy_flags & PHY_XGXS_FLAG) { |
| 536 | DP(NETIF_MSG_LINK, "bnx2x_phy_deassert:XGXS\n"); |
| 537 | val = XGXS_RESET_BITS; |
| 538 | |
| 539 | } else { /* SerDes */ |
| 540 | DP(NETIF_MSG_LINK, "bnx2x_phy_deassert:SerDes\n"); |
| 541 | val = SERDES_RESET_BITS; |
| 542 | } |
| 543 | |
| 544 | val = val << (params->port*16); |
| 545 | |
| 546 | /* reset and unreset the SerDes/XGXS */ |
| 547 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, |
| 548 | val); |
| 549 | udelay(500); |
| 550 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_SET, |
| 551 | val); |
Eilon Greenstein | c1b7399 | 2009-02-12 08:37:07 +0000 | [diff] [blame] | 552 | bnx2x_set_phy_mdio(params, phy_flags); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 553 | } |
| 554 | |
| 555 | void bnx2x_link_status_update(struct link_params *params, |
| 556 | struct link_vars *vars) |
| 557 | { |
| 558 | struct bnx2x *bp = params->bp; |
| 559 | u8 link_10g; |
| 560 | u8 port = params->port; |
| 561 | |
| 562 | if (params->switch_cfg == SWITCH_CFG_1G) |
| 563 | vars->phy_flags = PHY_SERDES_FLAG; |
| 564 | else |
| 565 | vars->phy_flags = PHY_XGXS_FLAG; |
| 566 | vars->link_status = REG_RD(bp, params->shmem_base + |
| 567 | offsetof(struct shmem_region, |
| 568 | port_mb[port].link_status)); |
| 569 | |
| 570 | vars->link_up = (vars->link_status & LINK_STATUS_LINK_UP); |
| 571 | |
| 572 | if (vars->link_up) { |
| 573 | DP(NETIF_MSG_LINK, "phy link up\n"); |
| 574 | |
| 575 | vars->phy_link_up = 1; |
| 576 | vars->duplex = DUPLEX_FULL; |
| 577 | switch (vars->link_status & |
| 578 | LINK_STATUS_SPEED_AND_DUPLEX_MASK) { |
| 579 | case LINK_10THD: |
| 580 | vars->duplex = DUPLEX_HALF; |
| 581 | /* fall thru */ |
| 582 | case LINK_10TFD: |
| 583 | vars->line_speed = SPEED_10; |
| 584 | break; |
| 585 | |
| 586 | case LINK_100TXHD: |
| 587 | vars->duplex = DUPLEX_HALF; |
| 588 | /* fall thru */ |
| 589 | case LINK_100T4: |
| 590 | case LINK_100TXFD: |
| 591 | vars->line_speed = SPEED_100; |
| 592 | break; |
| 593 | |
| 594 | case LINK_1000THD: |
| 595 | vars->duplex = DUPLEX_HALF; |
| 596 | /* fall thru */ |
| 597 | case LINK_1000TFD: |
| 598 | vars->line_speed = SPEED_1000; |
| 599 | break; |
| 600 | |
| 601 | case LINK_2500THD: |
| 602 | vars->duplex = DUPLEX_HALF; |
| 603 | /* fall thru */ |
| 604 | case LINK_2500TFD: |
| 605 | vars->line_speed = SPEED_2500; |
| 606 | break; |
| 607 | |
| 608 | case LINK_10GTFD: |
| 609 | vars->line_speed = SPEED_10000; |
| 610 | break; |
| 611 | |
| 612 | case LINK_12GTFD: |
| 613 | vars->line_speed = SPEED_12000; |
| 614 | break; |
| 615 | |
| 616 | case LINK_12_5GTFD: |
| 617 | vars->line_speed = SPEED_12500; |
| 618 | break; |
| 619 | |
| 620 | case LINK_13GTFD: |
| 621 | vars->line_speed = SPEED_13000; |
| 622 | break; |
| 623 | |
| 624 | case LINK_15GTFD: |
| 625 | vars->line_speed = SPEED_15000; |
| 626 | break; |
| 627 | |
| 628 | case LINK_16GTFD: |
| 629 | vars->line_speed = SPEED_16000; |
| 630 | break; |
| 631 | |
| 632 | default: |
| 633 | break; |
| 634 | } |
| 635 | |
| 636 | if (vars->link_status & LINK_STATUS_TX_FLOW_CONTROL_ENABLED) |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 637 | vars->flow_ctrl |= BNX2X_FLOW_CTRL_TX; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 638 | else |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 639 | vars->flow_ctrl &= ~BNX2X_FLOW_CTRL_TX; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 640 | |
| 641 | if (vars->link_status & LINK_STATUS_RX_FLOW_CONTROL_ENABLED) |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 642 | vars->flow_ctrl |= BNX2X_FLOW_CTRL_RX; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 643 | else |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 644 | vars->flow_ctrl &= ~BNX2X_FLOW_CTRL_RX; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 645 | |
| 646 | if (vars->phy_flags & PHY_XGXS_FLAG) { |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 647 | if (vars->line_speed && |
| 648 | ((vars->line_speed == SPEED_10) || |
| 649 | (vars->line_speed == SPEED_100))) { |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 650 | vars->phy_flags |= PHY_SGMII_FLAG; |
| 651 | } else { |
| 652 | vars->phy_flags &= ~PHY_SGMII_FLAG; |
| 653 | } |
| 654 | } |
| 655 | |
| 656 | /* anything 10 and over uses the bmac */ |
| 657 | link_10g = ((vars->line_speed == SPEED_10000) || |
| 658 | (vars->line_speed == SPEED_12000) || |
| 659 | (vars->line_speed == SPEED_12500) || |
| 660 | (vars->line_speed == SPEED_13000) || |
| 661 | (vars->line_speed == SPEED_15000) || |
| 662 | (vars->line_speed == SPEED_16000)); |
| 663 | if (link_10g) |
| 664 | vars->mac_type = MAC_TYPE_BMAC; |
| 665 | else |
| 666 | vars->mac_type = MAC_TYPE_EMAC; |
| 667 | |
| 668 | } else { /* link down */ |
| 669 | DP(NETIF_MSG_LINK, "phy link down\n"); |
| 670 | |
| 671 | vars->phy_link_up = 0; |
| 672 | |
| 673 | vars->line_speed = 0; |
| 674 | vars->duplex = DUPLEX_FULL; |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 675 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 676 | |
| 677 | /* indicate no mac active */ |
| 678 | vars->mac_type = MAC_TYPE_NONE; |
| 679 | } |
| 680 | |
| 681 | DP(NETIF_MSG_LINK, "link_status 0x%x phy_link_up %x\n", |
| 682 | vars->link_status, vars->phy_link_up); |
| 683 | DP(NETIF_MSG_LINK, "line_speed %x duplex %x flow_ctrl 0x%x\n", |
| 684 | vars->line_speed, vars->duplex, vars->flow_ctrl); |
| 685 | } |
| 686 | |
| 687 | static void bnx2x_update_mng(struct link_params *params, u32 link_status) |
| 688 | { |
| 689 | struct bnx2x *bp = params->bp; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 690 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 691 | REG_WR(bp, params->shmem_base + |
| 692 | offsetof(struct shmem_region, |
| 693 | port_mb[params->port].link_status), |
| 694 | link_status); |
| 695 | } |
| 696 | |
| 697 | static void bnx2x_bmac_rx_disable(struct bnx2x *bp, u8 port) |
| 698 | { |
| 699 | u32 bmac_addr = port ? NIG_REG_INGRESS_BMAC1_MEM : |
| 700 | NIG_REG_INGRESS_BMAC0_MEM; |
| 701 | u32 wb_data[2]; |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 702 | u32 nig_bmac_enable = REG_RD(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 703 | |
| 704 | /* Only if the bmac is out of reset */ |
| 705 | if (REG_RD(bp, MISC_REG_RESET_REG_2) & |
| 706 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port) && |
| 707 | nig_bmac_enable) { |
| 708 | |
| 709 | /* Clear Rx Enable bit in BMAC_CONTROL register */ |
| 710 | REG_RD_DMAE(bp, bmac_addr + BIGMAC_REGISTER_BMAC_CONTROL, |
| 711 | wb_data, 2); |
| 712 | wb_data[0] &= ~BMAC_CONTROL_RX_ENABLE; |
| 713 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_BMAC_CONTROL, |
| 714 | wb_data, 2); |
| 715 | |
| 716 | msleep(1); |
| 717 | } |
| 718 | } |
| 719 | |
| 720 | static u8 bnx2x_pbf_update(struct link_params *params, u32 flow_ctrl, |
| 721 | u32 line_speed) |
| 722 | { |
| 723 | struct bnx2x *bp = params->bp; |
| 724 | u8 port = params->port; |
| 725 | u32 init_crd, crd; |
| 726 | u32 count = 1000; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 727 | |
| 728 | /* disable port */ |
| 729 | REG_WR(bp, PBF_REG_DISABLE_NEW_TASK_PROC_P0 + port*4, 0x1); |
| 730 | |
| 731 | /* wait for init credit */ |
| 732 | init_crd = REG_RD(bp, PBF_REG_P0_INIT_CRD + port*4); |
| 733 | crd = REG_RD(bp, PBF_REG_P0_CREDIT + port*8); |
| 734 | DP(NETIF_MSG_LINK, "init_crd 0x%x crd 0x%x\n", init_crd, crd); |
| 735 | |
| 736 | while ((init_crd != crd) && count) { |
| 737 | msleep(5); |
| 738 | |
| 739 | crd = REG_RD(bp, PBF_REG_P0_CREDIT + port*8); |
| 740 | count--; |
| 741 | } |
| 742 | crd = REG_RD(bp, PBF_REG_P0_CREDIT + port*8); |
| 743 | if (init_crd != crd) { |
| 744 | DP(NETIF_MSG_LINK, "BUG! init_crd 0x%x != crd 0x%x\n", |
| 745 | init_crd, crd); |
| 746 | return -EINVAL; |
| 747 | } |
| 748 | |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 749 | if (flow_ctrl & BNX2X_FLOW_CTRL_RX || |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 750 | line_speed == SPEED_10 || |
| 751 | line_speed == SPEED_100 || |
| 752 | line_speed == SPEED_1000 || |
| 753 | line_speed == SPEED_2500) { |
| 754 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 1); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 755 | /* update threshold */ |
| 756 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, 0); |
| 757 | /* update init credit */ |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 758 | init_crd = 778; /* (800-18-4) */ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 759 | |
| 760 | } else { |
| 761 | u32 thresh = (ETH_MAX_JUMBO_PACKET_SIZE + |
| 762 | ETH_OVREHEAD)/16; |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 763 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 764 | /* update threshold */ |
| 765 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, thresh); |
| 766 | /* update init credit */ |
| 767 | switch (line_speed) { |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 768 | case SPEED_10000: |
| 769 | init_crd = thresh + 553 - 22; |
| 770 | break; |
| 771 | |
| 772 | case SPEED_12000: |
| 773 | init_crd = thresh + 664 - 22; |
| 774 | break; |
| 775 | |
| 776 | case SPEED_13000: |
| 777 | init_crd = thresh + 742 - 22; |
| 778 | break; |
| 779 | |
| 780 | case SPEED_16000: |
| 781 | init_crd = thresh + 778 - 22; |
| 782 | break; |
| 783 | default: |
| 784 | DP(NETIF_MSG_LINK, "Invalid line_speed 0x%x\n", |
| 785 | line_speed); |
| 786 | return -EINVAL; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 787 | } |
| 788 | } |
| 789 | REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, init_crd); |
| 790 | DP(NETIF_MSG_LINK, "PBF updated to speed %d credit %d\n", |
| 791 | line_speed, init_crd); |
| 792 | |
| 793 | /* probe the credit changes */ |
| 794 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0x1); |
| 795 | msleep(5); |
| 796 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0x0); |
| 797 | |
| 798 | /* enable port */ |
| 799 | REG_WR(bp, PBF_REG_DISABLE_NEW_TASK_PROC_P0 + port*4, 0x0); |
| 800 | return 0; |
| 801 | } |
| 802 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 803 | static u32 bnx2x_get_emac_base(struct bnx2x *bp, u32 ext_phy_type, u8 port) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 804 | { |
| 805 | u32 emac_base; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 806 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 807 | switch (ext_phy_type) { |
| 808 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 809 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 810 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 811 | /* All MDC/MDIO is directed through single EMAC */ |
| 812 | if (REG_RD(bp, NIG_REG_PORT_SWAP)) |
| 813 | emac_base = GRCBASE_EMAC0; |
| 814 | else |
| 815 | emac_base = GRCBASE_EMAC1; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 816 | break; |
| 817 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
Eilon Greenstein | 6378c02 | 2008-08-13 15:59:25 -0700 | [diff] [blame] | 818 | emac_base = (port) ? GRCBASE_EMAC0 : GRCBASE_EMAC1; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 819 | break; |
| 820 | default: |
Eilon Greenstein | 6378c02 | 2008-08-13 15:59:25 -0700 | [diff] [blame] | 821 | emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 822 | break; |
| 823 | } |
| 824 | return emac_base; |
| 825 | |
| 826 | } |
| 827 | |
| 828 | u8 bnx2x_cl45_write(struct bnx2x *bp, u8 port, u32 ext_phy_type, |
| 829 | u8 phy_addr, u8 devad, u16 reg, u16 val) |
| 830 | { |
| 831 | u32 tmp, saved_mode; |
| 832 | u8 i, rc = 0; |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 833 | u32 mdio_ctrl = bnx2x_get_emac_base(bp, ext_phy_type, port); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 834 | |
| 835 | /* set clause 45 mode, slow down the MDIO clock to 2.5MHz |
| 836 | * (a value of 49==0x31) and make sure that the AUTO poll is off |
| 837 | */ |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 838 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 839 | saved_mode = REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE); |
| 840 | tmp = saved_mode & ~(EMAC_MDIO_MODE_AUTO_POLL | |
| 841 | EMAC_MDIO_MODE_CLOCK_CNT); |
| 842 | tmp |= (EMAC_MDIO_MODE_CLAUSE_45 | |
| 843 | (49 << EMAC_MDIO_MODE_CLOCK_CNT_BITSHIFT)); |
| 844 | REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, tmp); |
| 845 | REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE); |
| 846 | udelay(40); |
| 847 | |
| 848 | /* address */ |
| 849 | |
| 850 | tmp = ((phy_addr << 21) | (devad << 16) | reg | |
| 851 | EMAC_MDIO_COMM_COMMAND_ADDRESS | |
| 852 | EMAC_MDIO_COMM_START_BUSY); |
| 853 | REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, tmp); |
| 854 | |
| 855 | for (i = 0; i < 50; i++) { |
| 856 | udelay(10); |
| 857 | |
| 858 | tmp = REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM); |
| 859 | if (!(tmp & EMAC_MDIO_COMM_START_BUSY)) { |
| 860 | udelay(5); |
| 861 | break; |
| 862 | } |
| 863 | } |
| 864 | if (tmp & EMAC_MDIO_COMM_START_BUSY) { |
| 865 | DP(NETIF_MSG_LINK, "write phy register failed\n"); |
| 866 | rc = -EFAULT; |
| 867 | } else { |
| 868 | /* data */ |
| 869 | tmp = ((phy_addr << 21) | (devad << 16) | val | |
| 870 | EMAC_MDIO_COMM_COMMAND_WRITE_45 | |
| 871 | EMAC_MDIO_COMM_START_BUSY); |
| 872 | REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, tmp); |
| 873 | |
| 874 | for (i = 0; i < 50; i++) { |
| 875 | udelay(10); |
| 876 | |
| 877 | tmp = REG_RD(bp, mdio_ctrl + |
| 878 | EMAC_REG_EMAC_MDIO_COMM); |
| 879 | if (!(tmp & EMAC_MDIO_COMM_START_BUSY)) { |
| 880 | udelay(5); |
| 881 | break; |
| 882 | } |
| 883 | } |
| 884 | if (tmp & EMAC_MDIO_COMM_START_BUSY) { |
| 885 | DP(NETIF_MSG_LINK, "write phy register failed\n"); |
| 886 | rc = -EFAULT; |
| 887 | } |
| 888 | } |
| 889 | |
| 890 | /* Restore the saved mode */ |
| 891 | REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, saved_mode); |
| 892 | |
| 893 | return rc; |
| 894 | } |
| 895 | |
| 896 | u8 bnx2x_cl45_read(struct bnx2x *bp, u8 port, u32 ext_phy_type, |
| 897 | u8 phy_addr, u8 devad, u16 reg, u16 *ret_val) |
| 898 | { |
| 899 | u32 val, saved_mode; |
| 900 | u16 i; |
| 901 | u8 rc = 0; |
| 902 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 903 | u32 mdio_ctrl = bnx2x_get_emac_base(bp, ext_phy_type, port); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 904 | /* set clause 45 mode, slow down the MDIO clock to 2.5MHz |
| 905 | * (a value of 49==0x31) and make sure that the AUTO poll is off |
| 906 | */ |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 907 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 908 | saved_mode = REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE); |
| 909 | val = saved_mode & ((EMAC_MDIO_MODE_AUTO_POLL | |
| 910 | EMAC_MDIO_MODE_CLOCK_CNT)); |
| 911 | val |= (EMAC_MDIO_MODE_CLAUSE_45 | |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 912 | (49L << EMAC_MDIO_MODE_CLOCK_CNT_BITSHIFT)); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 913 | REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, val); |
| 914 | REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE); |
| 915 | udelay(40); |
| 916 | |
| 917 | /* address */ |
| 918 | val = ((phy_addr << 21) | (devad << 16) | reg | |
| 919 | EMAC_MDIO_COMM_COMMAND_ADDRESS | |
| 920 | EMAC_MDIO_COMM_START_BUSY); |
| 921 | REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, val); |
| 922 | |
| 923 | for (i = 0; i < 50; i++) { |
| 924 | udelay(10); |
| 925 | |
| 926 | val = REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM); |
| 927 | if (!(val & EMAC_MDIO_COMM_START_BUSY)) { |
| 928 | udelay(5); |
| 929 | break; |
| 930 | } |
| 931 | } |
| 932 | if (val & EMAC_MDIO_COMM_START_BUSY) { |
| 933 | DP(NETIF_MSG_LINK, "read phy register failed\n"); |
| 934 | |
| 935 | *ret_val = 0; |
| 936 | rc = -EFAULT; |
| 937 | |
| 938 | } else { |
| 939 | /* data */ |
| 940 | val = ((phy_addr << 21) | (devad << 16) | |
| 941 | EMAC_MDIO_COMM_COMMAND_READ_45 | |
| 942 | EMAC_MDIO_COMM_START_BUSY); |
| 943 | REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, val); |
| 944 | |
| 945 | for (i = 0; i < 50; i++) { |
| 946 | udelay(10); |
| 947 | |
| 948 | val = REG_RD(bp, mdio_ctrl + |
| 949 | EMAC_REG_EMAC_MDIO_COMM); |
| 950 | if (!(val & EMAC_MDIO_COMM_START_BUSY)) { |
| 951 | *ret_val = (u16)(val & EMAC_MDIO_COMM_DATA); |
| 952 | break; |
| 953 | } |
| 954 | } |
| 955 | if (val & EMAC_MDIO_COMM_START_BUSY) { |
| 956 | DP(NETIF_MSG_LINK, "read phy register failed\n"); |
| 957 | |
| 958 | *ret_val = 0; |
| 959 | rc = -EFAULT; |
| 960 | } |
| 961 | } |
| 962 | |
| 963 | /* Restore the saved mode */ |
| 964 | REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, saved_mode); |
| 965 | |
| 966 | return rc; |
| 967 | } |
| 968 | |
| 969 | static void bnx2x_set_aer_mmd(struct link_params *params, |
| 970 | struct link_vars *vars) |
| 971 | { |
| 972 | struct bnx2x *bp = params->bp; |
| 973 | u32 ser_lane; |
| 974 | u16 offset; |
| 975 | |
| 976 | ser_lane = ((params->lane_config & |
| 977 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> |
| 978 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); |
| 979 | |
| 980 | offset = (vars->phy_flags & PHY_XGXS_FLAG) ? |
| 981 | (params->phy_addr + ser_lane) : 0; |
| 982 | |
| 983 | CL45_WR_OVER_CL22(bp, params->port, |
| 984 | params->phy_addr, |
| 985 | MDIO_REG_BANK_AER_BLOCK, |
| 986 | MDIO_AER_BLOCK_AER_REG, 0x3800 + offset); |
| 987 | } |
| 988 | |
| 989 | static void bnx2x_set_master_ln(struct link_params *params) |
| 990 | { |
| 991 | struct bnx2x *bp = params->bp; |
| 992 | u16 new_master_ln, ser_lane; |
| 993 | ser_lane = ((params->lane_config & |
| 994 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> |
| 995 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); |
| 996 | |
| 997 | /* set the master_ln for AN */ |
| 998 | CL45_RD_OVER_CL22(bp, params->port, |
| 999 | params->phy_addr, |
| 1000 | MDIO_REG_BANK_XGXS_BLOCK2, |
| 1001 | MDIO_XGXS_BLOCK2_TEST_MODE_LANE, |
| 1002 | &new_master_ln); |
| 1003 | |
| 1004 | CL45_WR_OVER_CL22(bp, params->port, |
| 1005 | params->phy_addr, |
| 1006 | MDIO_REG_BANK_XGXS_BLOCK2 , |
| 1007 | MDIO_XGXS_BLOCK2_TEST_MODE_LANE, |
| 1008 | (new_master_ln | ser_lane)); |
| 1009 | } |
| 1010 | |
| 1011 | static u8 bnx2x_reset_unicore(struct link_params *params) |
| 1012 | { |
| 1013 | struct bnx2x *bp = params->bp; |
| 1014 | u16 mii_control; |
| 1015 | u16 i; |
| 1016 | |
| 1017 | CL45_RD_OVER_CL22(bp, params->port, |
| 1018 | params->phy_addr, |
| 1019 | MDIO_REG_BANK_COMBO_IEEE0, |
| 1020 | MDIO_COMBO_IEEE0_MII_CONTROL, &mii_control); |
| 1021 | |
| 1022 | /* reset the unicore */ |
| 1023 | CL45_WR_OVER_CL22(bp, params->port, |
| 1024 | params->phy_addr, |
| 1025 | MDIO_REG_BANK_COMBO_IEEE0, |
| 1026 | MDIO_COMBO_IEEE0_MII_CONTROL, |
| 1027 | (mii_control | |
| 1028 | MDIO_COMBO_IEEO_MII_CONTROL_RESET)); |
Eilon Greenstein | 6f65497 | 2009-08-12 08:23:51 +0000 | [diff] [blame] | 1029 | if (params->switch_cfg == SWITCH_CFG_1G) |
| 1030 | bnx2x_set_serdes_access(params); |
Eilon Greenstein | c1b7399 | 2009-02-12 08:37:07 +0000 | [diff] [blame] | 1031 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1032 | /* wait for the reset to self clear */ |
| 1033 | for (i = 0; i < MDIO_ACCESS_TIMEOUT; i++) { |
| 1034 | udelay(5); |
| 1035 | |
| 1036 | /* the reset erased the previous bank value */ |
| 1037 | CL45_RD_OVER_CL22(bp, params->port, |
| 1038 | params->phy_addr, |
| 1039 | MDIO_REG_BANK_COMBO_IEEE0, |
| 1040 | MDIO_COMBO_IEEE0_MII_CONTROL, |
| 1041 | &mii_control); |
| 1042 | |
| 1043 | if (!(mii_control & MDIO_COMBO_IEEO_MII_CONTROL_RESET)) { |
| 1044 | udelay(5); |
| 1045 | return 0; |
| 1046 | } |
| 1047 | } |
| 1048 | |
| 1049 | DP(NETIF_MSG_LINK, "BUG! XGXS is still in reset!\n"); |
| 1050 | return -EINVAL; |
| 1051 | |
| 1052 | } |
| 1053 | |
| 1054 | static void bnx2x_set_swap_lanes(struct link_params *params) |
| 1055 | { |
| 1056 | struct bnx2x *bp = params->bp; |
| 1057 | /* Each two bits represents a lane number: |
| 1058 | No swap is 0123 => 0x1b no need to enable the swap */ |
| 1059 | u16 ser_lane, rx_lane_swap, tx_lane_swap; |
| 1060 | |
| 1061 | ser_lane = ((params->lane_config & |
| 1062 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> |
| 1063 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); |
| 1064 | rx_lane_swap = ((params->lane_config & |
| 1065 | PORT_HW_CFG_LANE_SWAP_CFG_RX_MASK) >> |
| 1066 | PORT_HW_CFG_LANE_SWAP_CFG_RX_SHIFT); |
| 1067 | tx_lane_swap = ((params->lane_config & |
| 1068 | PORT_HW_CFG_LANE_SWAP_CFG_TX_MASK) >> |
| 1069 | PORT_HW_CFG_LANE_SWAP_CFG_TX_SHIFT); |
| 1070 | |
| 1071 | if (rx_lane_swap != 0x1b) { |
| 1072 | CL45_WR_OVER_CL22(bp, params->port, |
| 1073 | params->phy_addr, |
| 1074 | MDIO_REG_BANK_XGXS_BLOCK2, |
| 1075 | MDIO_XGXS_BLOCK2_RX_LN_SWAP, |
| 1076 | (rx_lane_swap | |
| 1077 | MDIO_XGXS_BLOCK2_RX_LN_SWAP_ENABLE | |
| 1078 | MDIO_XGXS_BLOCK2_RX_LN_SWAP_FORCE_ENABLE)); |
| 1079 | } else { |
| 1080 | CL45_WR_OVER_CL22(bp, params->port, |
| 1081 | params->phy_addr, |
| 1082 | MDIO_REG_BANK_XGXS_BLOCK2, |
| 1083 | MDIO_XGXS_BLOCK2_RX_LN_SWAP, 0); |
| 1084 | } |
| 1085 | |
| 1086 | if (tx_lane_swap != 0x1b) { |
| 1087 | CL45_WR_OVER_CL22(bp, params->port, |
| 1088 | params->phy_addr, |
| 1089 | MDIO_REG_BANK_XGXS_BLOCK2, |
| 1090 | MDIO_XGXS_BLOCK2_TX_LN_SWAP, |
| 1091 | (tx_lane_swap | |
| 1092 | MDIO_XGXS_BLOCK2_TX_LN_SWAP_ENABLE)); |
| 1093 | } else { |
| 1094 | CL45_WR_OVER_CL22(bp, params->port, |
| 1095 | params->phy_addr, |
| 1096 | MDIO_REG_BANK_XGXS_BLOCK2, |
| 1097 | MDIO_XGXS_BLOCK2_TX_LN_SWAP, 0); |
| 1098 | } |
| 1099 | } |
| 1100 | |
| 1101 | static void bnx2x_set_parallel_detection(struct link_params *params, |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 1102 | u8 phy_flags) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1103 | { |
| 1104 | struct bnx2x *bp = params->bp; |
| 1105 | u16 control2; |
| 1106 | |
| 1107 | CL45_RD_OVER_CL22(bp, params->port, |
| 1108 | params->phy_addr, |
| 1109 | MDIO_REG_BANK_SERDES_DIGITAL, |
| 1110 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL2, |
| 1111 | &control2); |
Yaniv Rosner | 18afb0a | 2009-11-05 19:18:04 +0200 | [diff] [blame] | 1112 | if (params->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_1G) |
| 1113 | control2 |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL2_PRL_DT_EN; |
| 1114 | else |
| 1115 | control2 &= ~MDIO_SERDES_DIGITAL_A_1000X_CONTROL2_PRL_DT_EN; |
| 1116 | DP(NETIF_MSG_LINK, "params->speed_cap_mask = 0x%x, control2 = 0x%x\n", |
| 1117 | params->speed_cap_mask, control2); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1118 | CL45_WR_OVER_CL22(bp, params->port, |
| 1119 | params->phy_addr, |
| 1120 | MDIO_REG_BANK_SERDES_DIGITAL, |
| 1121 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL2, |
| 1122 | control2); |
| 1123 | |
Yaniv Rosner | 18afb0a | 2009-11-05 19:18:04 +0200 | [diff] [blame] | 1124 | if ((phy_flags & PHY_XGXS_FLAG) && |
| 1125 | (params->speed_cap_mask & |
| 1126 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) { |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1127 | DP(NETIF_MSG_LINK, "XGXS\n"); |
| 1128 | |
| 1129 | CL45_WR_OVER_CL22(bp, params->port, |
| 1130 | params->phy_addr, |
| 1131 | MDIO_REG_BANK_10G_PARALLEL_DETECT, |
| 1132 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK, |
| 1133 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK_CNT); |
| 1134 | |
| 1135 | CL45_RD_OVER_CL22(bp, params->port, |
| 1136 | params->phy_addr, |
| 1137 | MDIO_REG_BANK_10G_PARALLEL_DETECT, |
| 1138 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL, |
| 1139 | &control2); |
| 1140 | |
| 1141 | |
| 1142 | control2 |= |
| 1143 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL_PARDET10G_EN; |
| 1144 | |
| 1145 | CL45_WR_OVER_CL22(bp, params->port, |
| 1146 | params->phy_addr, |
| 1147 | MDIO_REG_BANK_10G_PARALLEL_DETECT, |
| 1148 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL, |
| 1149 | control2); |
| 1150 | |
| 1151 | /* Disable parallel detection of HiG */ |
| 1152 | CL45_WR_OVER_CL22(bp, params->port, |
| 1153 | params->phy_addr, |
| 1154 | MDIO_REG_BANK_XGXS_BLOCK2, |
| 1155 | MDIO_XGXS_BLOCK2_UNICORE_MODE_10G, |
| 1156 | MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_CX4_XGXS | |
| 1157 | MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_HIGIG_XGXS); |
| 1158 | } |
| 1159 | } |
| 1160 | |
| 1161 | static void bnx2x_set_autoneg(struct link_params *params, |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 1162 | struct link_vars *vars, |
| 1163 | u8 enable_cl73) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1164 | { |
| 1165 | struct bnx2x *bp = params->bp; |
| 1166 | u16 reg_val; |
| 1167 | |
| 1168 | /* CL37 Autoneg */ |
| 1169 | |
| 1170 | CL45_RD_OVER_CL22(bp, params->port, |
| 1171 | params->phy_addr, |
| 1172 | MDIO_REG_BANK_COMBO_IEEE0, |
| 1173 | MDIO_COMBO_IEEE0_MII_CONTROL, ®_val); |
| 1174 | |
| 1175 | /* CL37 Autoneg Enabled */ |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1176 | if (vars->line_speed == SPEED_AUTO_NEG) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1177 | reg_val |= MDIO_COMBO_IEEO_MII_CONTROL_AN_EN; |
| 1178 | else /* CL37 Autoneg Disabled */ |
| 1179 | reg_val &= ~(MDIO_COMBO_IEEO_MII_CONTROL_AN_EN | |
| 1180 | MDIO_COMBO_IEEO_MII_CONTROL_RESTART_AN); |
| 1181 | |
| 1182 | CL45_WR_OVER_CL22(bp, params->port, |
| 1183 | params->phy_addr, |
| 1184 | MDIO_REG_BANK_COMBO_IEEE0, |
| 1185 | MDIO_COMBO_IEEE0_MII_CONTROL, reg_val); |
| 1186 | |
| 1187 | /* Enable/Disable Autodetection */ |
| 1188 | |
| 1189 | CL45_RD_OVER_CL22(bp, params->port, |
| 1190 | params->phy_addr, |
| 1191 | MDIO_REG_BANK_SERDES_DIGITAL, |
| 1192 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, ®_val); |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 1193 | reg_val &= ~(MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_SIGNAL_DETECT_EN | |
| 1194 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_INVERT_SIGNAL_DETECT); |
| 1195 | reg_val |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_FIBER_MODE; |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1196 | if (vars->line_speed == SPEED_AUTO_NEG) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1197 | reg_val |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET; |
| 1198 | else |
| 1199 | reg_val &= ~MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET; |
| 1200 | |
| 1201 | CL45_WR_OVER_CL22(bp, params->port, |
| 1202 | params->phy_addr, |
| 1203 | MDIO_REG_BANK_SERDES_DIGITAL, |
| 1204 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, reg_val); |
| 1205 | |
| 1206 | /* Enable TetonII and BAM autoneg */ |
| 1207 | CL45_RD_OVER_CL22(bp, params->port, |
| 1208 | params->phy_addr, |
| 1209 | MDIO_REG_BANK_BAM_NEXT_PAGE, |
| 1210 | MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL, |
| 1211 | ®_val); |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1212 | if (vars->line_speed == SPEED_AUTO_NEG) { |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1213 | /* Enable BAM aneg Mode and TetonII aneg Mode */ |
| 1214 | reg_val |= (MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_BAM_MODE | |
| 1215 | MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_TETON_AN); |
| 1216 | } else { |
| 1217 | /* TetonII and BAM Autoneg Disabled */ |
| 1218 | reg_val &= ~(MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_BAM_MODE | |
| 1219 | MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_TETON_AN); |
| 1220 | } |
| 1221 | CL45_WR_OVER_CL22(bp, params->port, |
| 1222 | params->phy_addr, |
| 1223 | MDIO_REG_BANK_BAM_NEXT_PAGE, |
| 1224 | MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL, |
| 1225 | reg_val); |
| 1226 | |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 1227 | if (enable_cl73) { |
| 1228 | /* Enable Cl73 FSM status bits */ |
| 1229 | CL45_WR_OVER_CL22(bp, params->port, |
| 1230 | params->phy_addr, |
| 1231 | MDIO_REG_BANK_CL73_USERB0, |
| 1232 | MDIO_CL73_USERB0_CL73_UCTRL, |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 1233 | 0xe); |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 1234 | |
| 1235 | /* Enable BAM Station Manager*/ |
| 1236 | CL45_WR_OVER_CL22(bp, params->port, |
| 1237 | params->phy_addr, |
| 1238 | MDIO_REG_BANK_CL73_USERB0, |
| 1239 | MDIO_CL73_USERB0_CL73_BAM_CTRL1, |
| 1240 | MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_EN | |
| 1241 | MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_STATION_MNGR_EN | |
| 1242 | MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_NP_AFTER_BP_EN); |
| 1243 | |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 1244 | /* Advertise CL73 link speeds */ |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 1245 | CL45_RD_OVER_CL22(bp, params->port, |
| 1246 | params->phy_addr, |
| 1247 | MDIO_REG_BANK_CL73_IEEEB1, |
| 1248 | MDIO_CL73_IEEEB1_AN_ADV2, |
| 1249 | ®_val); |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 1250 | if (params->speed_cap_mask & |
| 1251 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) |
| 1252 | reg_val |= MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KX4; |
| 1253 | if (params->speed_cap_mask & |
| 1254 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G) |
| 1255 | reg_val |= MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX; |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 1256 | |
Julia Lawall | cc81735 | 2010-08-05 10:26:38 +0000 | [diff] [blame] | 1257 | CL45_WR_OVER_CL22(bp, params->port, |
| 1258 | params->phy_addr, |
| 1259 | MDIO_REG_BANK_CL73_IEEEB1, |
| 1260 | MDIO_CL73_IEEEB1_AN_ADV2, |
| 1261 | reg_val); |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 1262 | |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 1263 | /* CL73 Autoneg Enabled */ |
| 1264 | reg_val = MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN; |
| 1265 | |
| 1266 | } else /* CL73 Autoneg Disabled */ |
| 1267 | reg_val = 0; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1268 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1269 | CL45_WR_OVER_CL22(bp, params->port, |
| 1270 | params->phy_addr, |
| 1271 | MDIO_REG_BANK_CL73_IEEEB0, |
| 1272 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, reg_val); |
| 1273 | } |
| 1274 | |
| 1275 | /* program SerDes, forced speed */ |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1276 | static void bnx2x_program_serdes(struct link_params *params, |
| 1277 | struct link_vars *vars) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1278 | { |
| 1279 | struct bnx2x *bp = params->bp; |
| 1280 | u16 reg_val; |
| 1281 | |
Eilon Greenstein | 5793720 | 2009-08-12 08:23:53 +0000 | [diff] [blame] | 1282 | /* program duplex, disable autoneg and sgmii*/ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1283 | CL45_RD_OVER_CL22(bp, params->port, |
| 1284 | params->phy_addr, |
| 1285 | MDIO_REG_BANK_COMBO_IEEE0, |
| 1286 | MDIO_COMBO_IEEE0_MII_CONTROL, ®_val); |
| 1287 | reg_val &= ~(MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX | |
Eilon Greenstein | 5793720 | 2009-08-12 08:23:53 +0000 | [diff] [blame] | 1288 | MDIO_COMBO_IEEO_MII_CONTROL_AN_EN | |
| 1289 | MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_MASK); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1290 | if (params->req_duplex == DUPLEX_FULL) |
| 1291 | reg_val |= MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX; |
| 1292 | CL45_WR_OVER_CL22(bp, params->port, |
| 1293 | params->phy_addr, |
| 1294 | MDIO_REG_BANK_COMBO_IEEE0, |
| 1295 | MDIO_COMBO_IEEE0_MII_CONTROL, reg_val); |
| 1296 | |
| 1297 | /* program speed |
| 1298 | - needed only if the speed is greater than 1G (2.5G or 10G) */ |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1299 | CL45_RD_OVER_CL22(bp, params->port, |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1300 | params->phy_addr, |
| 1301 | MDIO_REG_BANK_SERDES_DIGITAL, |
| 1302 | MDIO_SERDES_DIGITAL_MISC1, ®_val); |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1303 | /* clearing the speed value before setting the right speed */ |
| 1304 | DP(NETIF_MSG_LINK, "MDIO_REG_BANK_SERDES_DIGITAL = 0x%x\n", reg_val); |
| 1305 | |
| 1306 | reg_val &= ~(MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_MASK | |
| 1307 | MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_SEL); |
| 1308 | |
| 1309 | if (!((vars->line_speed == SPEED_1000) || |
| 1310 | (vars->line_speed == SPEED_100) || |
| 1311 | (vars->line_speed == SPEED_10))) { |
| 1312 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1313 | reg_val |= (MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_156_25M | |
| 1314 | MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_SEL); |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1315 | if (vars->line_speed == SPEED_10000) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1316 | reg_val |= |
| 1317 | MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_10G_CX4; |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1318 | if (vars->line_speed == SPEED_13000) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1319 | reg_val |= |
| 1320 | MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_13G; |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1321 | } |
| 1322 | |
| 1323 | CL45_WR_OVER_CL22(bp, params->port, |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1324 | params->phy_addr, |
| 1325 | MDIO_REG_BANK_SERDES_DIGITAL, |
| 1326 | MDIO_SERDES_DIGITAL_MISC1, reg_val); |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1327 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1328 | } |
| 1329 | |
| 1330 | static void bnx2x_set_brcm_cl37_advertisment(struct link_params *params) |
| 1331 | { |
| 1332 | struct bnx2x *bp = params->bp; |
| 1333 | u16 val = 0; |
| 1334 | |
| 1335 | /* configure the 48 bits for BAM AN */ |
| 1336 | |
| 1337 | /* set extended capabilities */ |
| 1338 | if (params->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G) |
| 1339 | val |= MDIO_OVER_1G_UP1_2_5G; |
| 1340 | if (params->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) |
| 1341 | val |= MDIO_OVER_1G_UP1_10G; |
| 1342 | CL45_WR_OVER_CL22(bp, params->port, |
| 1343 | params->phy_addr, |
| 1344 | MDIO_REG_BANK_OVER_1G, |
| 1345 | MDIO_OVER_1G_UP1, val); |
| 1346 | |
| 1347 | CL45_WR_OVER_CL22(bp, params->port, |
| 1348 | params->phy_addr, |
| 1349 | MDIO_REG_BANK_OVER_1G, |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 1350 | MDIO_OVER_1G_UP3, 0x400); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1351 | } |
| 1352 | |
Eilon Greenstein | 1ef70b9 | 2009-08-12 08:23:59 +0000 | [diff] [blame] | 1353 | static void bnx2x_calc_ieee_aneg_adv(struct link_params *params, u16 *ieee_fc) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1354 | { |
Yaniv Rosner | d5cb9e9 | 2009-11-05 19:18:10 +0200 | [diff] [blame] | 1355 | struct bnx2x *bp = params->bp; |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1356 | *ieee_fc = MDIO_COMBO_IEEE0_AUTO_NEG_ADV_FULL_DUPLEX; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1357 | /* resolve pause mode and advertisement |
| 1358 | * Please refer to Table 28B-3 of the 802.3ab-1999 spec */ |
| 1359 | |
| 1360 | switch (params->req_flow_ctrl) { |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 1361 | case BNX2X_FLOW_CTRL_AUTO: |
| 1362 | if (params->req_fc_auto_adv == BNX2X_FLOW_CTRL_BOTH) { |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1363 | *ieee_fc |= |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1364 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH; |
| 1365 | } else { |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1366 | *ieee_fc |= |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1367 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC; |
| 1368 | } |
| 1369 | break; |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 1370 | case BNX2X_FLOW_CTRL_TX: |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1371 | *ieee_fc |= |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1372 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC; |
| 1373 | break; |
| 1374 | |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 1375 | case BNX2X_FLOW_CTRL_RX: |
| 1376 | case BNX2X_FLOW_CTRL_BOTH: |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1377 | *ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1378 | break; |
| 1379 | |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 1380 | case BNX2X_FLOW_CTRL_NONE: |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1381 | default: |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1382 | *ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1383 | break; |
| 1384 | } |
Yaniv Rosner | d5cb9e9 | 2009-11-05 19:18:10 +0200 | [diff] [blame] | 1385 | DP(NETIF_MSG_LINK, "ieee_fc = 0x%x\n", *ieee_fc); |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1386 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1387 | |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1388 | static void bnx2x_set_ieee_aneg_advertisment(struct link_params *params, |
Eilon Greenstein | 1ef70b9 | 2009-08-12 08:23:59 +0000 | [diff] [blame] | 1389 | u16 ieee_fc) |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1390 | { |
| 1391 | struct bnx2x *bp = params->bp; |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 1392 | u16 val; |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1393 | /* for AN, we are always publishing full duplex */ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1394 | |
| 1395 | CL45_WR_OVER_CL22(bp, params->port, |
| 1396 | params->phy_addr, |
| 1397 | MDIO_REG_BANK_COMBO_IEEE0, |
Eilon Greenstein | 1ef70b9 | 2009-08-12 08:23:59 +0000 | [diff] [blame] | 1398 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV, ieee_fc); |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 1399 | CL45_RD_OVER_CL22(bp, params->port, |
| 1400 | params->phy_addr, |
| 1401 | MDIO_REG_BANK_CL73_IEEEB1, |
| 1402 | MDIO_CL73_IEEEB1_AN_ADV1, &val); |
| 1403 | val &= ~MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_BOTH; |
| 1404 | val |= ((ieee_fc<<3) & MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_MASK); |
| 1405 | CL45_WR_OVER_CL22(bp, params->port, |
| 1406 | params->phy_addr, |
| 1407 | MDIO_REG_BANK_CL73_IEEEB1, |
| 1408 | MDIO_CL73_IEEEB1_AN_ADV1, val); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1409 | } |
| 1410 | |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 1411 | static void bnx2x_restart_autoneg(struct link_params *params, u8 enable_cl73) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1412 | { |
| 1413 | struct bnx2x *bp = params->bp; |
Eilon Greenstein | 3a36f2e | 2009-02-12 08:37:09 +0000 | [diff] [blame] | 1414 | u16 mii_control; |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 1415 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1416 | DP(NETIF_MSG_LINK, "bnx2x_restart_autoneg\n"); |
Eilon Greenstein | 3a36f2e | 2009-02-12 08:37:09 +0000 | [diff] [blame] | 1417 | /* Enable and restart BAM/CL37 aneg */ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1418 | |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 1419 | if (enable_cl73) { |
| 1420 | CL45_RD_OVER_CL22(bp, params->port, |
| 1421 | params->phy_addr, |
| 1422 | MDIO_REG_BANK_CL73_IEEEB0, |
| 1423 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, |
| 1424 | &mii_control); |
| 1425 | |
| 1426 | CL45_WR_OVER_CL22(bp, params->port, |
| 1427 | params->phy_addr, |
| 1428 | MDIO_REG_BANK_CL73_IEEEB0, |
| 1429 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, |
| 1430 | (mii_control | |
| 1431 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN | |
| 1432 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL_RESTART_AN)); |
| 1433 | } else { |
| 1434 | |
| 1435 | CL45_RD_OVER_CL22(bp, params->port, |
| 1436 | params->phy_addr, |
| 1437 | MDIO_REG_BANK_COMBO_IEEE0, |
| 1438 | MDIO_COMBO_IEEE0_MII_CONTROL, |
| 1439 | &mii_control); |
| 1440 | DP(NETIF_MSG_LINK, |
| 1441 | "bnx2x_restart_autoneg mii_control before = 0x%x\n", |
| 1442 | mii_control); |
| 1443 | CL45_WR_OVER_CL22(bp, params->port, |
| 1444 | params->phy_addr, |
| 1445 | MDIO_REG_BANK_COMBO_IEEE0, |
| 1446 | MDIO_COMBO_IEEE0_MII_CONTROL, |
| 1447 | (mii_control | |
| 1448 | MDIO_COMBO_IEEO_MII_CONTROL_AN_EN | |
| 1449 | MDIO_COMBO_IEEO_MII_CONTROL_RESTART_AN)); |
| 1450 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1451 | } |
| 1452 | |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1453 | static void bnx2x_initialize_sgmii_process(struct link_params *params, |
| 1454 | struct link_vars *vars) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1455 | { |
| 1456 | struct bnx2x *bp = params->bp; |
| 1457 | u16 control1; |
| 1458 | |
| 1459 | /* in SGMII mode, the unicore is always slave */ |
| 1460 | |
| 1461 | CL45_RD_OVER_CL22(bp, params->port, |
| 1462 | params->phy_addr, |
| 1463 | MDIO_REG_BANK_SERDES_DIGITAL, |
| 1464 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, |
| 1465 | &control1); |
| 1466 | control1 |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_INVERT_SIGNAL_DETECT; |
| 1467 | /* set sgmii mode (and not fiber) */ |
| 1468 | control1 &= ~(MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_FIBER_MODE | |
| 1469 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET | |
| 1470 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_MSTR_MODE); |
| 1471 | CL45_WR_OVER_CL22(bp, params->port, |
| 1472 | params->phy_addr, |
| 1473 | MDIO_REG_BANK_SERDES_DIGITAL, |
| 1474 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, |
| 1475 | control1); |
| 1476 | |
| 1477 | /* if forced speed */ |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1478 | if (!(vars->line_speed == SPEED_AUTO_NEG)) { |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1479 | /* set speed, disable autoneg */ |
| 1480 | u16 mii_control; |
| 1481 | |
| 1482 | CL45_RD_OVER_CL22(bp, params->port, |
| 1483 | params->phy_addr, |
| 1484 | MDIO_REG_BANK_COMBO_IEEE0, |
| 1485 | MDIO_COMBO_IEEE0_MII_CONTROL, |
| 1486 | &mii_control); |
| 1487 | mii_control &= ~(MDIO_COMBO_IEEO_MII_CONTROL_AN_EN | |
| 1488 | MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_MASK| |
| 1489 | MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX); |
| 1490 | |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1491 | switch (vars->line_speed) { |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1492 | case SPEED_100: |
| 1493 | mii_control |= |
| 1494 | MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_100; |
| 1495 | break; |
| 1496 | case SPEED_1000: |
| 1497 | mii_control |= |
| 1498 | MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_1000; |
| 1499 | break; |
| 1500 | case SPEED_10: |
| 1501 | /* there is nothing to set for 10M */ |
| 1502 | break; |
| 1503 | default: |
| 1504 | /* invalid speed for SGMII */ |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1505 | DP(NETIF_MSG_LINK, "Invalid line_speed 0x%x\n", |
| 1506 | vars->line_speed); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1507 | break; |
| 1508 | } |
| 1509 | |
| 1510 | /* setting the full duplex */ |
| 1511 | if (params->req_duplex == DUPLEX_FULL) |
| 1512 | mii_control |= |
| 1513 | MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX; |
| 1514 | CL45_WR_OVER_CL22(bp, params->port, |
| 1515 | params->phy_addr, |
| 1516 | MDIO_REG_BANK_COMBO_IEEE0, |
| 1517 | MDIO_COMBO_IEEE0_MII_CONTROL, |
| 1518 | mii_control); |
| 1519 | |
| 1520 | } else { /* AN mode */ |
| 1521 | /* enable and restart AN */ |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 1522 | bnx2x_restart_autoneg(params, 0); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1523 | } |
| 1524 | } |
| 1525 | |
| 1526 | |
| 1527 | /* |
| 1528 | * link management |
| 1529 | */ |
| 1530 | |
| 1531 | static void bnx2x_pause_resolve(struct link_vars *vars, u32 pause_result) |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1532 | { /* LD LP */ |
| 1533 | switch (pause_result) { /* ASYM P ASYM P */ |
| 1534 | case 0xb: /* 1 0 1 1 */ |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 1535 | vars->flow_ctrl = BNX2X_FLOW_CTRL_TX; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1536 | break; |
| 1537 | |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1538 | case 0xe: /* 1 1 1 0 */ |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 1539 | vars->flow_ctrl = BNX2X_FLOW_CTRL_RX; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1540 | break; |
| 1541 | |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1542 | case 0x5: /* 0 1 0 1 */ |
| 1543 | case 0x7: /* 0 1 1 1 */ |
| 1544 | case 0xd: /* 1 1 0 1 */ |
| 1545 | case 0xf: /* 1 1 1 1 */ |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 1546 | vars->flow_ctrl = BNX2X_FLOW_CTRL_BOTH; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1547 | break; |
| 1548 | |
| 1549 | default: |
| 1550 | break; |
| 1551 | } |
| 1552 | } |
| 1553 | |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 1554 | static u8 bnx2x_ext_phy_resolve_fc(struct link_params *params, |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1555 | struct link_vars *vars) |
| 1556 | { |
| 1557 | struct bnx2x *bp = params->bp; |
| 1558 | u8 ext_phy_addr; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 1559 | u16 ld_pause; /* local */ |
| 1560 | u16 lp_pause; /* link partner */ |
| 1561 | u16 an_complete; /* AN complete */ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1562 | u16 pause_result; |
| 1563 | u8 ret = 0; |
| 1564 | u32 ext_phy_type; |
| 1565 | u8 port = params->port; |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 1566 | ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1567 | ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
| 1568 | /* read twice */ |
| 1569 | |
| 1570 | bnx2x_cl45_read(bp, port, |
| 1571 | ext_phy_type, |
| 1572 | ext_phy_addr, |
| 1573 | MDIO_AN_DEVAD, |
| 1574 | MDIO_AN_REG_STATUS, &an_complete); |
| 1575 | bnx2x_cl45_read(bp, port, |
| 1576 | ext_phy_type, |
| 1577 | ext_phy_addr, |
| 1578 | MDIO_AN_DEVAD, |
| 1579 | MDIO_AN_REG_STATUS, &an_complete); |
| 1580 | |
| 1581 | if (an_complete & MDIO_AN_REG_STATUS_AN_COMPLETE) { |
| 1582 | ret = 1; |
| 1583 | bnx2x_cl45_read(bp, port, |
| 1584 | ext_phy_type, |
| 1585 | ext_phy_addr, |
| 1586 | MDIO_AN_DEVAD, |
| 1587 | MDIO_AN_REG_ADV_PAUSE, &ld_pause); |
| 1588 | bnx2x_cl45_read(bp, port, |
| 1589 | ext_phy_type, |
| 1590 | ext_phy_addr, |
| 1591 | MDIO_AN_DEVAD, |
| 1592 | MDIO_AN_REG_LP_AUTO_NEG, &lp_pause); |
| 1593 | pause_result = (ld_pause & |
| 1594 | MDIO_AN_REG_ADV_PAUSE_MASK) >> 8; |
| 1595 | pause_result |= (lp_pause & |
| 1596 | MDIO_AN_REG_ADV_PAUSE_MASK) >> 10; |
Frans Pop | 2381a55 | 2010-03-24 07:57:36 +0000 | [diff] [blame] | 1597 | DP(NETIF_MSG_LINK, "Ext PHY pause result 0x%x\n", |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1598 | pause_result); |
| 1599 | bnx2x_pause_resolve(vars, pause_result); |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 1600 | if (vars->flow_ctrl == BNX2X_FLOW_CTRL_NONE && |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1601 | ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073) { |
| 1602 | bnx2x_cl45_read(bp, port, |
| 1603 | ext_phy_type, |
| 1604 | ext_phy_addr, |
| 1605 | MDIO_AN_DEVAD, |
| 1606 | MDIO_AN_REG_CL37_FC_LD, &ld_pause); |
| 1607 | |
| 1608 | bnx2x_cl45_read(bp, port, |
| 1609 | ext_phy_type, |
| 1610 | ext_phy_addr, |
| 1611 | MDIO_AN_DEVAD, |
| 1612 | MDIO_AN_REG_CL37_FC_LP, &lp_pause); |
| 1613 | pause_result = (ld_pause & |
| 1614 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 5; |
| 1615 | pause_result |= (lp_pause & |
| 1616 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 7; |
| 1617 | |
| 1618 | bnx2x_pause_resolve(vars, pause_result); |
Frans Pop | 2381a55 | 2010-03-24 07:57:36 +0000 | [diff] [blame] | 1619 | DP(NETIF_MSG_LINK, "Ext PHY CL37 pause result 0x%x\n", |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1620 | pause_result); |
| 1621 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1622 | } |
| 1623 | return ret; |
| 1624 | } |
| 1625 | |
Yaniv Rosner | 15ddd2d | 2009-11-05 19:18:12 +0200 | [diff] [blame] | 1626 | static u8 bnx2x_direct_parallel_detect_used(struct link_params *params) |
| 1627 | { |
| 1628 | struct bnx2x *bp = params->bp; |
| 1629 | u16 pd_10g, status2_1000x; |
| 1630 | CL45_RD_OVER_CL22(bp, params->port, |
| 1631 | params->phy_addr, |
| 1632 | MDIO_REG_BANK_SERDES_DIGITAL, |
| 1633 | MDIO_SERDES_DIGITAL_A_1000X_STATUS2, |
| 1634 | &status2_1000x); |
| 1635 | CL45_RD_OVER_CL22(bp, params->port, |
| 1636 | params->phy_addr, |
| 1637 | MDIO_REG_BANK_SERDES_DIGITAL, |
| 1638 | MDIO_SERDES_DIGITAL_A_1000X_STATUS2, |
| 1639 | &status2_1000x); |
| 1640 | if (status2_1000x & MDIO_SERDES_DIGITAL_A_1000X_STATUS2_AN_DISABLED) { |
| 1641 | DP(NETIF_MSG_LINK, "1G parallel detect link on port %d\n", |
| 1642 | params->port); |
| 1643 | return 1; |
| 1644 | } |
| 1645 | |
| 1646 | CL45_RD_OVER_CL22(bp, params->port, |
| 1647 | params->phy_addr, |
| 1648 | MDIO_REG_BANK_10G_PARALLEL_DETECT, |
| 1649 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_STATUS, |
| 1650 | &pd_10g); |
| 1651 | |
| 1652 | if (pd_10g & MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_STATUS_PD_LINK) { |
| 1653 | DP(NETIF_MSG_LINK, "10G parallel detect link on port %d\n", |
| 1654 | params->port); |
| 1655 | return 1; |
| 1656 | } |
| 1657 | return 0; |
| 1658 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1659 | |
| 1660 | static void bnx2x_flow_ctrl_resolve(struct link_params *params, |
| 1661 | struct link_vars *vars, |
| 1662 | u32 gp_status) |
| 1663 | { |
| 1664 | struct bnx2x *bp = params->bp; |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 1665 | u16 ld_pause; /* local driver */ |
| 1666 | u16 lp_pause; /* link partner */ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1667 | u16 pause_result; |
| 1668 | |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 1669 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1670 | |
| 1671 | /* resolve from gp_status in case of AN complete and not sgmii */ |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 1672 | if ((params->req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) && |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1673 | (gp_status & MDIO_AN_CL73_OR_37_COMPLETE) && |
| 1674 | (!(vars->phy_flags & PHY_SGMII_FLAG)) && |
| 1675 | (XGXS_EXT_PHY_TYPE(params->ext_phy_config) == |
| 1676 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT)) { |
Yaniv Rosner | 15ddd2d | 2009-11-05 19:18:12 +0200 | [diff] [blame] | 1677 | if (bnx2x_direct_parallel_detect_used(params)) { |
| 1678 | vars->flow_ctrl = params->req_fc_auto_adv; |
| 1679 | return; |
| 1680 | } |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 1681 | if ((gp_status & |
| 1682 | (MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE | |
| 1683 | MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_MR_LP_NP_AN_ABLE)) == |
| 1684 | (MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE | |
| 1685 | MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_MR_LP_NP_AN_ABLE)) { |
| 1686 | |
| 1687 | CL45_RD_OVER_CL22(bp, params->port, |
| 1688 | params->phy_addr, |
| 1689 | MDIO_REG_BANK_CL73_IEEEB1, |
| 1690 | MDIO_CL73_IEEEB1_AN_ADV1, |
| 1691 | &ld_pause); |
| 1692 | CL45_RD_OVER_CL22(bp, params->port, |
| 1693 | params->phy_addr, |
| 1694 | MDIO_REG_BANK_CL73_IEEEB1, |
| 1695 | MDIO_CL73_IEEEB1_AN_LP_ADV1, |
| 1696 | &lp_pause); |
| 1697 | pause_result = (ld_pause & |
| 1698 | MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_MASK) |
| 1699 | >> 8; |
| 1700 | pause_result |= (lp_pause & |
| 1701 | MDIO_CL73_IEEEB1_AN_LP_ADV1_PAUSE_MASK) |
| 1702 | >> 10; |
| 1703 | DP(NETIF_MSG_LINK, "pause_result CL73 0x%x\n", |
| 1704 | pause_result); |
| 1705 | } else { |
| 1706 | |
| 1707 | CL45_RD_OVER_CL22(bp, params->port, |
| 1708 | params->phy_addr, |
| 1709 | MDIO_REG_BANK_COMBO_IEEE0, |
| 1710 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV, |
| 1711 | &ld_pause); |
| 1712 | CL45_RD_OVER_CL22(bp, params->port, |
| 1713 | params->phy_addr, |
| 1714 | MDIO_REG_BANK_COMBO_IEEE0, |
| 1715 | MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1, |
| 1716 | &lp_pause); |
| 1717 | pause_result = (ld_pause & |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1718 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK)>>5; |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 1719 | pause_result |= (lp_pause & |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1720 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK)>>7; |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 1721 | DP(NETIF_MSG_LINK, "pause_result CL37 0x%x\n", |
| 1722 | pause_result); |
| 1723 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1724 | bnx2x_pause_resolve(vars, pause_result); |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 1725 | } else if ((params->req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) && |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 1726 | (bnx2x_ext_phy_resolve_fc(params, vars))) { |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1727 | return; |
| 1728 | } else { |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 1729 | if (params->req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1730 | vars->flow_ctrl = params->req_fc_auto_adv; |
| 1731 | else |
| 1732 | vars->flow_ctrl = params->req_flow_ctrl; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1733 | } |
| 1734 | DP(NETIF_MSG_LINK, "flow_ctrl 0x%x\n", vars->flow_ctrl); |
| 1735 | } |
| 1736 | |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 1737 | static void bnx2x_check_fallback_to_cl37(struct link_params *params) |
| 1738 | { |
| 1739 | struct bnx2x *bp = params->bp; |
| 1740 | u16 rx_status, ustat_val, cl37_fsm_recieved; |
| 1741 | DP(NETIF_MSG_LINK, "bnx2x_check_fallback_to_cl37\n"); |
| 1742 | /* Step 1: Make sure signal is detected */ |
| 1743 | CL45_RD_OVER_CL22(bp, params->port, |
| 1744 | params->phy_addr, |
| 1745 | MDIO_REG_BANK_RX0, |
| 1746 | MDIO_RX0_RX_STATUS, |
| 1747 | &rx_status); |
| 1748 | if ((rx_status & MDIO_RX0_RX_STATUS_SIGDET) != |
| 1749 | (MDIO_RX0_RX_STATUS_SIGDET)) { |
| 1750 | DP(NETIF_MSG_LINK, "Signal is not detected. Restoring CL73." |
| 1751 | "rx_status(0x80b0) = 0x%x\n", rx_status); |
| 1752 | CL45_WR_OVER_CL22(bp, params->port, |
| 1753 | params->phy_addr, |
| 1754 | MDIO_REG_BANK_CL73_IEEEB0, |
| 1755 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, |
| 1756 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN); |
| 1757 | return; |
| 1758 | } |
| 1759 | /* Step 2: Check CL73 state machine */ |
| 1760 | CL45_RD_OVER_CL22(bp, params->port, |
| 1761 | params->phy_addr, |
| 1762 | MDIO_REG_BANK_CL73_USERB0, |
| 1763 | MDIO_CL73_USERB0_CL73_USTAT1, |
| 1764 | &ustat_val); |
| 1765 | if ((ustat_val & |
| 1766 | (MDIO_CL73_USERB0_CL73_USTAT1_LINK_STATUS_CHECK | |
| 1767 | MDIO_CL73_USERB0_CL73_USTAT1_AN_GOOD_CHECK_BAM37)) != |
| 1768 | (MDIO_CL73_USERB0_CL73_USTAT1_LINK_STATUS_CHECK | |
| 1769 | MDIO_CL73_USERB0_CL73_USTAT1_AN_GOOD_CHECK_BAM37)) { |
| 1770 | DP(NETIF_MSG_LINK, "CL73 state-machine is not stable. " |
| 1771 | "ustat_val(0x8371) = 0x%x\n", ustat_val); |
| 1772 | return; |
| 1773 | } |
| 1774 | /* Step 3: Check CL37 Message Pages received to indicate LP |
| 1775 | supports only CL37 */ |
| 1776 | CL45_RD_OVER_CL22(bp, params->port, |
| 1777 | params->phy_addr, |
| 1778 | MDIO_REG_BANK_REMOTE_PHY, |
| 1779 | MDIO_REMOTE_PHY_MISC_RX_STATUS, |
| 1780 | &cl37_fsm_recieved); |
| 1781 | if ((cl37_fsm_recieved & |
| 1782 | (MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_OVER1G_MSG | |
| 1783 | MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_BRCM_OUI_MSG)) != |
| 1784 | (MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_OVER1G_MSG | |
| 1785 | MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_BRCM_OUI_MSG)) { |
| 1786 | DP(NETIF_MSG_LINK, "No CL37 FSM were received. " |
| 1787 | "misc_rx_status(0x8330) = 0x%x\n", |
| 1788 | cl37_fsm_recieved); |
| 1789 | return; |
| 1790 | } |
| 1791 | /* The combined cl37/cl73 fsm state information indicating that we are |
| 1792 | connected to a device which does not support cl73, but does support |
| 1793 | cl37 BAM. In this case we disable cl73 and restart cl37 auto-neg */ |
| 1794 | /* Disable CL73 */ |
| 1795 | CL45_WR_OVER_CL22(bp, params->port, |
| 1796 | params->phy_addr, |
| 1797 | MDIO_REG_BANK_CL73_IEEEB0, |
| 1798 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, |
| 1799 | 0); |
| 1800 | /* Restart CL37 autoneg */ |
| 1801 | bnx2x_restart_autoneg(params, 0); |
| 1802 | DP(NETIF_MSG_LINK, "Disabling CL73, and restarting CL37 autoneg\n"); |
| 1803 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1804 | static u8 bnx2x_link_settings_status(struct link_params *params, |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 1805 | struct link_vars *vars, |
| 1806 | u32 gp_status, |
| 1807 | u8 ext_phy_link_up) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1808 | { |
| 1809 | struct bnx2x *bp = params->bp; |
Eilon Greenstein | 6c55c3cd | 2009-01-14 06:44:13 +0000 | [diff] [blame] | 1810 | u16 new_line_speed; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1811 | u8 rc = 0; |
| 1812 | vars->link_status = 0; |
| 1813 | |
| 1814 | if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS) { |
| 1815 | DP(NETIF_MSG_LINK, "phy link up gp_status=0x%x\n", |
| 1816 | gp_status); |
| 1817 | |
| 1818 | vars->phy_link_up = 1; |
| 1819 | vars->link_status |= LINK_STATUS_LINK_UP; |
| 1820 | |
| 1821 | if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_DUPLEX_STATUS) |
| 1822 | vars->duplex = DUPLEX_FULL; |
| 1823 | else |
| 1824 | vars->duplex = DUPLEX_HALF; |
| 1825 | |
| 1826 | bnx2x_flow_ctrl_resolve(params, vars, gp_status); |
| 1827 | |
| 1828 | switch (gp_status & GP_STATUS_SPEED_MASK) { |
| 1829 | case GP_STATUS_10M: |
Eilon Greenstein | 6c55c3cd | 2009-01-14 06:44:13 +0000 | [diff] [blame] | 1830 | new_line_speed = SPEED_10; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1831 | if (vars->duplex == DUPLEX_FULL) |
| 1832 | vars->link_status |= LINK_10TFD; |
| 1833 | else |
| 1834 | vars->link_status |= LINK_10THD; |
| 1835 | break; |
| 1836 | |
| 1837 | case GP_STATUS_100M: |
Eilon Greenstein | 6c55c3cd | 2009-01-14 06:44:13 +0000 | [diff] [blame] | 1838 | new_line_speed = SPEED_100; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1839 | if (vars->duplex == DUPLEX_FULL) |
| 1840 | vars->link_status |= LINK_100TXFD; |
| 1841 | else |
| 1842 | vars->link_status |= LINK_100TXHD; |
| 1843 | break; |
| 1844 | |
| 1845 | case GP_STATUS_1G: |
| 1846 | case GP_STATUS_1G_KX: |
Eilon Greenstein | 6c55c3cd | 2009-01-14 06:44:13 +0000 | [diff] [blame] | 1847 | new_line_speed = SPEED_1000; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1848 | if (vars->duplex == DUPLEX_FULL) |
| 1849 | vars->link_status |= LINK_1000TFD; |
| 1850 | else |
| 1851 | vars->link_status |= LINK_1000THD; |
| 1852 | break; |
| 1853 | |
| 1854 | case GP_STATUS_2_5G: |
Eilon Greenstein | 6c55c3cd | 2009-01-14 06:44:13 +0000 | [diff] [blame] | 1855 | new_line_speed = SPEED_2500; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1856 | if (vars->duplex == DUPLEX_FULL) |
| 1857 | vars->link_status |= LINK_2500TFD; |
| 1858 | else |
| 1859 | vars->link_status |= LINK_2500THD; |
| 1860 | break; |
| 1861 | |
| 1862 | case GP_STATUS_5G: |
| 1863 | case GP_STATUS_6G: |
| 1864 | DP(NETIF_MSG_LINK, |
| 1865 | "link speed unsupported gp_status 0x%x\n", |
| 1866 | gp_status); |
| 1867 | return -EINVAL; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 1868 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1869 | case GP_STATUS_10G_KX4: |
| 1870 | case GP_STATUS_10G_HIG: |
| 1871 | case GP_STATUS_10G_CX4: |
Eilon Greenstein | 6c55c3cd | 2009-01-14 06:44:13 +0000 | [diff] [blame] | 1872 | new_line_speed = SPEED_10000; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1873 | vars->link_status |= LINK_10GTFD; |
| 1874 | break; |
| 1875 | |
| 1876 | case GP_STATUS_12G_HIG: |
Eilon Greenstein | 6c55c3cd | 2009-01-14 06:44:13 +0000 | [diff] [blame] | 1877 | new_line_speed = SPEED_12000; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1878 | vars->link_status |= LINK_12GTFD; |
| 1879 | break; |
| 1880 | |
| 1881 | case GP_STATUS_12_5G: |
Eilon Greenstein | 6c55c3cd | 2009-01-14 06:44:13 +0000 | [diff] [blame] | 1882 | new_line_speed = SPEED_12500; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1883 | vars->link_status |= LINK_12_5GTFD; |
| 1884 | break; |
| 1885 | |
| 1886 | case GP_STATUS_13G: |
Eilon Greenstein | 6c55c3cd | 2009-01-14 06:44:13 +0000 | [diff] [blame] | 1887 | new_line_speed = SPEED_13000; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1888 | vars->link_status |= LINK_13GTFD; |
| 1889 | break; |
| 1890 | |
| 1891 | case GP_STATUS_15G: |
Eilon Greenstein | 6c55c3cd | 2009-01-14 06:44:13 +0000 | [diff] [blame] | 1892 | new_line_speed = SPEED_15000; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1893 | vars->link_status |= LINK_15GTFD; |
| 1894 | break; |
| 1895 | |
| 1896 | case GP_STATUS_16G: |
Eilon Greenstein | 6c55c3cd | 2009-01-14 06:44:13 +0000 | [diff] [blame] | 1897 | new_line_speed = SPEED_16000; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1898 | vars->link_status |= LINK_16GTFD; |
| 1899 | break; |
| 1900 | |
| 1901 | default: |
| 1902 | DP(NETIF_MSG_LINK, |
| 1903 | "link speed unsupported gp_status 0x%x\n", |
| 1904 | gp_status); |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 1905 | return -EINVAL; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1906 | } |
| 1907 | |
Eilon Greenstein | 6c55c3cd | 2009-01-14 06:44:13 +0000 | [diff] [blame] | 1908 | /* Upon link speed change set the NIG into drain mode. |
| 1909 | Comes to deals with possible FIFO glitch due to clk change |
| 1910 | when speed is decreased without link down indicator */ |
| 1911 | if (new_line_speed != vars->line_speed) { |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 1912 | if (XGXS_EXT_PHY_TYPE(params->ext_phy_config) != |
| 1913 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT && |
| 1914 | ext_phy_link_up) { |
| 1915 | DP(NETIF_MSG_LINK, "Internal link speed %d is" |
| 1916 | " different than the external" |
| 1917 | " link speed %d\n", new_line_speed, |
| 1918 | vars->line_speed); |
| 1919 | vars->phy_link_up = 0; |
| 1920 | return 0; |
| 1921 | } |
Eilon Greenstein | 6c55c3cd | 2009-01-14 06:44:13 +0000 | [diff] [blame] | 1922 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE |
| 1923 | + params->port*4, 0); |
| 1924 | msleep(1); |
| 1925 | } |
| 1926 | vars->line_speed = new_line_speed; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1927 | vars->link_status |= LINK_STATUS_SERDES_LINK; |
| 1928 | |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 1929 | if ((params->req_line_speed == SPEED_AUTO_NEG) && |
| 1930 | ((XGXS_EXT_PHY_TYPE(params->ext_phy_config) == |
| 1931 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) || |
| 1932 | (XGXS_EXT_PHY_TYPE(params->ext_phy_config) == |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 1933 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) || |
| 1934 | (XGXS_EXT_PHY_TYPE(params->ext_phy_config) == |
Yaniv Rosner | b5bbf00 | 2009-11-05 19:18:21 +0200 | [diff] [blame] | 1935 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706) || |
| 1936 | (XGXS_EXT_PHY_TYPE(params->ext_phy_config) == |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 1937 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726))) { |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1938 | vars->autoneg = AUTO_NEG_ENABLED; |
| 1939 | |
| 1940 | if (gp_status & MDIO_AN_CL73_OR_37_COMPLETE) { |
| 1941 | vars->autoneg |= AUTO_NEG_COMPLETE; |
| 1942 | vars->link_status |= |
| 1943 | LINK_STATUS_AUTO_NEGOTIATE_COMPLETE; |
| 1944 | } |
| 1945 | |
| 1946 | vars->autoneg |= AUTO_NEG_PARALLEL_DETECTION_USED; |
| 1947 | vars->link_status |= |
| 1948 | LINK_STATUS_PARALLEL_DETECTION_USED; |
| 1949 | |
| 1950 | } |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 1951 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX) |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1952 | vars->link_status |= |
| 1953 | LINK_STATUS_TX_FLOW_CONTROL_ENABLED; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1954 | |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 1955 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_RX) |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 1956 | vars->link_status |= |
| 1957 | LINK_STATUS_RX_FLOW_CONTROL_ENABLED; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1958 | |
| 1959 | } else { /* link_down */ |
| 1960 | DP(NETIF_MSG_LINK, "phy link down\n"); |
| 1961 | |
| 1962 | vars->phy_link_up = 0; |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 1963 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1964 | vars->duplex = DUPLEX_FULL; |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 1965 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1966 | vars->autoneg = AUTO_NEG_DISABLED; |
| 1967 | vars->mac_type = MAC_TYPE_NONE; |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 1968 | |
| 1969 | if ((params->req_line_speed == SPEED_AUTO_NEG) && |
| 1970 | ((XGXS_EXT_PHY_TYPE(params->ext_phy_config) == |
| 1971 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT))) { |
| 1972 | /* Check signal is detected */ |
| 1973 | bnx2x_check_fallback_to_cl37(params); |
| 1974 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1975 | } |
| 1976 | |
Frans Pop | 2381a55 | 2010-03-24 07:57:36 +0000 | [diff] [blame] | 1977 | DP(NETIF_MSG_LINK, "gp_status 0x%x phy_link_up %x line_speed %x\n", |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1978 | gp_status, vars->phy_link_up, vars->line_speed); |
| 1979 | DP(NETIF_MSG_LINK, "duplex %x flow_ctrl 0x%x" |
| 1980 | " autoneg 0x%x\n", |
| 1981 | vars->duplex, |
| 1982 | vars->flow_ctrl, vars->autoneg); |
| 1983 | DP(NETIF_MSG_LINK, "link_status 0x%x\n", vars->link_status); |
| 1984 | |
| 1985 | return rc; |
| 1986 | } |
| 1987 | |
Eilon Greenstein | ed8680a | 2009-02-12 08:37:12 +0000 | [diff] [blame] | 1988 | static void bnx2x_set_gmii_tx_driver(struct link_params *params) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1989 | { |
| 1990 | struct bnx2x *bp = params->bp; |
| 1991 | u16 lp_up2; |
| 1992 | u16 tx_driver; |
Eilon Greenstein | c2c8b03 | 2009-02-12 08:37:14 +0000 | [diff] [blame] | 1993 | u16 bank; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1994 | |
| 1995 | /* read precomp */ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 1996 | CL45_RD_OVER_CL22(bp, params->port, |
| 1997 | params->phy_addr, |
| 1998 | MDIO_REG_BANK_OVER_1G, |
| 1999 | MDIO_OVER_1G_LP_UP2, &lp_up2); |
| 2000 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2001 | /* bits [10:7] at lp_up2, positioned at [15:12] */ |
| 2002 | lp_up2 = (((lp_up2 & MDIO_OVER_1G_LP_UP2_PREEMPHASIS_MASK) >> |
| 2003 | MDIO_OVER_1G_LP_UP2_PREEMPHASIS_SHIFT) << |
| 2004 | MDIO_TX0_TX_DRIVER_PREEMPHASIS_SHIFT); |
| 2005 | |
Eilon Greenstein | c2c8b03 | 2009-02-12 08:37:14 +0000 | [diff] [blame] | 2006 | if (lp_up2 == 0) |
| 2007 | return; |
| 2008 | |
| 2009 | for (bank = MDIO_REG_BANK_TX0; bank <= MDIO_REG_BANK_TX3; |
| 2010 | bank += (MDIO_REG_BANK_TX1 - MDIO_REG_BANK_TX0)) { |
| 2011 | CL45_RD_OVER_CL22(bp, params->port, |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2012 | params->phy_addr, |
Eilon Greenstein | c2c8b03 | 2009-02-12 08:37:14 +0000 | [diff] [blame] | 2013 | bank, |
| 2014 | MDIO_TX0_TX_DRIVER, &tx_driver); |
| 2015 | |
| 2016 | /* replace tx_driver bits [15:12] */ |
| 2017 | if (lp_up2 != |
| 2018 | (tx_driver & MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK)) { |
| 2019 | tx_driver &= ~MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK; |
| 2020 | tx_driver |= lp_up2; |
| 2021 | CL45_WR_OVER_CL22(bp, params->port, |
| 2022 | params->phy_addr, |
| 2023 | bank, |
| 2024 | MDIO_TX0_TX_DRIVER, tx_driver); |
| 2025 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2026 | } |
| 2027 | } |
| 2028 | |
| 2029 | static u8 bnx2x_emac_program(struct link_params *params, |
| 2030 | u32 line_speed, u32 duplex) |
| 2031 | { |
| 2032 | struct bnx2x *bp = params->bp; |
| 2033 | u8 port = params->port; |
| 2034 | u16 mode = 0; |
| 2035 | |
| 2036 | DP(NETIF_MSG_LINK, "setting link speed & duplex\n"); |
| 2037 | bnx2x_bits_dis(bp, GRCBASE_EMAC0 + port*0x400 + |
| 2038 | EMAC_REG_EMAC_MODE, |
| 2039 | (EMAC_MODE_25G_MODE | |
| 2040 | EMAC_MODE_PORT_MII_10M | |
| 2041 | EMAC_MODE_HALF_DUPLEX)); |
| 2042 | switch (line_speed) { |
| 2043 | case SPEED_10: |
| 2044 | mode |= EMAC_MODE_PORT_MII_10M; |
| 2045 | break; |
| 2046 | |
| 2047 | case SPEED_100: |
| 2048 | mode |= EMAC_MODE_PORT_MII; |
| 2049 | break; |
| 2050 | |
| 2051 | case SPEED_1000: |
| 2052 | mode |= EMAC_MODE_PORT_GMII; |
| 2053 | break; |
| 2054 | |
| 2055 | case SPEED_2500: |
| 2056 | mode |= (EMAC_MODE_25G_MODE | EMAC_MODE_PORT_GMII); |
| 2057 | break; |
| 2058 | |
| 2059 | default: |
| 2060 | /* 10G not valid for EMAC */ |
| 2061 | DP(NETIF_MSG_LINK, "Invalid line_speed 0x%x\n", line_speed); |
| 2062 | return -EINVAL; |
| 2063 | } |
| 2064 | |
| 2065 | if (duplex == DUPLEX_HALF) |
| 2066 | mode |= EMAC_MODE_HALF_DUPLEX; |
| 2067 | bnx2x_bits_en(bp, |
| 2068 | GRCBASE_EMAC0 + port*0x400 + EMAC_REG_EMAC_MODE, |
| 2069 | mode); |
| 2070 | |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 2071 | bnx2x_set_led(params, LED_MODE_OPER, line_speed); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2072 | return 0; |
| 2073 | } |
| 2074 | |
| 2075 | /*****************************************************************************/ |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame] | 2076 | /* External Phy section */ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2077 | /*****************************************************************************/ |
Eilon Greenstein | f57a602 | 2009-08-12 08:23:11 +0000 | [diff] [blame] | 2078 | void bnx2x_ext_phy_hw_reset(struct bnx2x *bp, u8 port) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2079 | { |
| 2080 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame] | 2081 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2082 | msleep(1); |
| 2083 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame] | 2084 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, port); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2085 | } |
| 2086 | |
| 2087 | static void bnx2x_ext_phy_reset(struct link_params *params, |
| 2088 | struct link_vars *vars) |
| 2089 | { |
| 2090 | struct bnx2x *bp = params->bp; |
| 2091 | u32 ext_phy_type; |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 2092 | u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
| 2093 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2094 | DP(NETIF_MSG_LINK, "Port %x: bnx2x_ext_phy_reset\n", params->port); |
| 2095 | ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
| 2096 | /* The PHY reset is controled by GPIO 1 |
| 2097 | * Give it 1ms of reset pulse |
| 2098 | */ |
| 2099 | if (vars->phy_flags & PHY_XGXS_FLAG) { |
| 2100 | |
| 2101 | switch (ext_phy_type) { |
| 2102 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: |
| 2103 | DP(NETIF_MSG_LINK, "XGXS Direct\n"); |
| 2104 | break; |
| 2105 | |
| 2106 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: |
| 2107 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
| 2108 | DP(NETIF_MSG_LINK, "XGXS 8705/8706\n"); |
| 2109 | |
| 2110 | /* Restore normal power mode*/ |
| 2111 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame] | 2112 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, |
| 2113 | params->port); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2114 | |
| 2115 | /* HW reset */ |
Eilon Greenstein | f57a602 | 2009-08-12 08:23:11 +0000 | [diff] [blame] | 2116 | bnx2x_ext_phy_hw_reset(bp, params->port); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2117 | |
| 2118 | bnx2x_cl45_write(bp, params->port, |
| 2119 | ext_phy_type, |
| 2120 | ext_phy_addr, |
| 2121 | MDIO_PMA_DEVAD, |
| 2122 | MDIO_PMA_REG_CTRL, 0xa040); |
| 2123 | break; |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2124 | |
| 2125 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
| 2126 | break; |
| 2127 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2128 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
| 2129 | |
| 2130 | /* Restore normal power mode*/ |
| 2131 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
| 2132 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, |
| 2133 | params->port); |
| 2134 | |
| 2135 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
| 2136 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, |
| 2137 | params->port); |
| 2138 | |
| 2139 | bnx2x_cl45_write(bp, params->port, |
| 2140 | ext_phy_type, |
| 2141 | ext_phy_addr, |
| 2142 | MDIO_PMA_DEVAD, |
| 2143 | MDIO_PMA_REG_CTRL, |
| 2144 | 1<<15); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2145 | break; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 2146 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2147 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 2148 | DP(NETIF_MSG_LINK, "XGXS 8072\n"); |
| 2149 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2150 | /* Unset Low Power Mode and SW reset */ |
| 2151 | /* Restore normal power mode*/ |
| 2152 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame] | 2153 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, |
| 2154 | params->port); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2155 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2156 | bnx2x_cl45_write(bp, params->port, |
| 2157 | ext_phy_type, |
| 2158 | ext_phy_addr, |
| 2159 | MDIO_PMA_DEVAD, |
| 2160 | MDIO_PMA_REG_CTRL, |
| 2161 | 1<<15); |
| 2162 | break; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 2163 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2164 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 2165 | DP(NETIF_MSG_LINK, "XGXS 8073\n"); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2166 | |
| 2167 | /* Restore normal power mode*/ |
| 2168 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame] | 2169 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, |
| 2170 | params->port); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2171 | |
| 2172 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame] | 2173 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, |
| 2174 | params->port); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2175 | break; |
| 2176 | |
| 2177 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
| 2178 | DP(NETIF_MSG_LINK, "XGXS SFX7101\n"); |
| 2179 | |
| 2180 | /* Restore normal power mode*/ |
| 2181 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame] | 2182 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, |
| 2183 | params->port); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2184 | |
| 2185 | /* HW reset */ |
Eilon Greenstein | f57a602 | 2009-08-12 08:23:11 +0000 | [diff] [blame] | 2186 | bnx2x_ext_phy_hw_reset(bp, params->port); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2187 | break; |
| 2188 | |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 2189 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 2190 | /* Restore normal power mode*/ |
| 2191 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
| 2192 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, |
| 2193 | params->port); |
| 2194 | |
| 2195 | /* HW reset */ |
Eilon Greenstein | f57a602 | 2009-08-12 08:23:11 +0000 | [diff] [blame] | 2196 | bnx2x_ext_phy_hw_reset(bp, params->port); |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 2197 | |
| 2198 | bnx2x_cl45_write(bp, params->port, |
| 2199 | ext_phy_type, |
| 2200 | ext_phy_addr, |
| 2201 | MDIO_PMA_DEVAD, |
| 2202 | MDIO_PMA_REG_CTRL, |
| 2203 | 1<<15); |
| 2204 | break; |
Yaniv Rosner | 4f60dab | 2009-11-05 19:18:23 +0200 | [diff] [blame] | 2205 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823: |
| 2206 | break; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2207 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
| 2208 | DP(NETIF_MSG_LINK, "XGXS PHY Failure detected\n"); |
| 2209 | break; |
| 2210 | |
| 2211 | default: |
| 2212 | DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", |
| 2213 | params->ext_phy_config); |
| 2214 | break; |
| 2215 | } |
| 2216 | |
| 2217 | } else { /* SerDes */ |
| 2218 | ext_phy_type = SERDES_EXT_PHY_TYPE(params->ext_phy_config); |
| 2219 | switch (ext_phy_type) { |
| 2220 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: |
| 2221 | DP(NETIF_MSG_LINK, "SerDes Direct\n"); |
| 2222 | break; |
| 2223 | |
| 2224 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: |
| 2225 | DP(NETIF_MSG_LINK, "SerDes 5482\n"); |
Eilon Greenstein | f57a602 | 2009-08-12 08:23:11 +0000 | [diff] [blame] | 2226 | bnx2x_ext_phy_hw_reset(bp, params->port); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2227 | break; |
| 2228 | |
| 2229 | default: |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 2230 | DP(NETIF_MSG_LINK, "BAD SerDes ext_phy_config 0x%x\n", |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2231 | params->ext_phy_config); |
| 2232 | break; |
| 2233 | } |
| 2234 | } |
| 2235 | } |
| 2236 | |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 2237 | static void bnx2x_save_spirom_version(struct bnx2x *bp, u8 port, |
| 2238 | u32 shmem_base, u32 spirom_ver) |
| 2239 | { |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 2240 | DP(NETIF_MSG_LINK, "FW version 0x%x:0x%x for port %d\n", |
| 2241 | (u16)(spirom_ver>>16), (u16)spirom_ver, port); |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 2242 | REG_WR(bp, shmem_base + |
| 2243 | offsetof(struct shmem_region, |
| 2244 | port_mb[port].ext_phy_fw_version), |
| 2245 | spirom_ver); |
| 2246 | } |
| 2247 | |
| 2248 | static void bnx2x_save_bcm_spirom_ver(struct bnx2x *bp, u8 port, |
| 2249 | u32 ext_phy_type, u8 ext_phy_addr, |
| 2250 | u32 shmem_base) |
| 2251 | { |
| 2252 | u16 fw_ver1, fw_ver2; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 2253 | |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 2254 | bnx2x_cl45_read(bp, port, ext_phy_type, ext_phy_addr, MDIO_PMA_DEVAD, |
| 2255 | MDIO_PMA_REG_ROM_VER1, &fw_ver1); |
| 2256 | bnx2x_cl45_read(bp, port, ext_phy_type, ext_phy_addr, MDIO_PMA_DEVAD, |
| 2257 | MDIO_PMA_REG_ROM_VER2, &fw_ver2); |
| 2258 | bnx2x_save_spirom_version(bp, port, shmem_base, |
| 2259 | (u32)(fw_ver1<<16 | fw_ver2)); |
| 2260 | } |
| 2261 | |
Eilon Greenstein | b1607af | 2009-08-12 08:22:54 +0000 | [diff] [blame] | 2262 | |
| 2263 | static void bnx2x_save_8481_spirom_version(struct bnx2x *bp, u8 port, |
| 2264 | u8 ext_phy_addr, u32 shmem_base) |
| 2265 | { |
| 2266 | u16 val, fw_ver1, fw_ver2, cnt; |
| 2267 | /* For the 32 bits registers in 8481, access via MDIO2ARM interface.*/ |
| 2268 | /* (1) set register 0xc200_0014(SPI_BRIDGE_CTRL_2) to 0x03000000 */ |
| 2269 | bnx2x_cl45_write(bp, port, |
| 2270 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481, |
| 2271 | ext_phy_addr, MDIO_PMA_DEVAD, |
| 2272 | 0xA819, 0x0014); |
| 2273 | bnx2x_cl45_write(bp, port, |
| 2274 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481, |
| 2275 | ext_phy_addr, |
| 2276 | MDIO_PMA_DEVAD, |
| 2277 | 0xA81A, |
| 2278 | 0xc200); |
| 2279 | bnx2x_cl45_write(bp, port, |
| 2280 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481, |
| 2281 | ext_phy_addr, |
| 2282 | MDIO_PMA_DEVAD, |
| 2283 | 0xA81B, |
| 2284 | 0x0000); |
| 2285 | bnx2x_cl45_write(bp, port, |
| 2286 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481, |
| 2287 | ext_phy_addr, |
| 2288 | MDIO_PMA_DEVAD, |
| 2289 | 0xA81C, |
| 2290 | 0x0300); |
| 2291 | bnx2x_cl45_write(bp, port, |
| 2292 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481, |
| 2293 | ext_phy_addr, |
| 2294 | MDIO_PMA_DEVAD, |
| 2295 | 0xA817, |
| 2296 | 0x0009); |
| 2297 | |
| 2298 | for (cnt = 0; cnt < 100; cnt++) { |
| 2299 | bnx2x_cl45_read(bp, port, |
| 2300 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481, |
| 2301 | ext_phy_addr, |
| 2302 | MDIO_PMA_DEVAD, |
| 2303 | 0xA818, |
| 2304 | &val); |
| 2305 | if (val & 1) |
| 2306 | break; |
| 2307 | udelay(5); |
| 2308 | } |
| 2309 | if (cnt == 100) { |
| 2310 | DP(NETIF_MSG_LINK, "Unable to read 8481 phy fw version(1)\n"); |
| 2311 | bnx2x_save_spirom_version(bp, port, |
| 2312 | shmem_base, 0); |
| 2313 | return; |
| 2314 | } |
| 2315 | |
| 2316 | |
| 2317 | /* 2) read register 0xc200_0000 (SPI_FW_STATUS) */ |
| 2318 | bnx2x_cl45_write(bp, port, |
| 2319 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481, |
| 2320 | ext_phy_addr, MDIO_PMA_DEVAD, |
| 2321 | 0xA819, 0x0000); |
| 2322 | bnx2x_cl45_write(bp, port, |
| 2323 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481, |
| 2324 | ext_phy_addr, MDIO_PMA_DEVAD, |
| 2325 | 0xA81A, 0xc200); |
| 2326 | bnx2x_cl45_write(bp, port, |
| 2327 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481, |
| 2328 | ext_phy_addr, MDIO_PMA_DEVAD, |
| 2329 | 0xA817, 0x000A); |
| 2330 | for (cnt = 0; cnt < 100; cnt++) { |
| 2331 | bnx2x_cl45_read(bp, port, |
| 2332 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481, |
| 2333 | ext_phy_addr, |
| 2334 | MDIO_PMA_DEVAD, |
| 2335 | 0xA818, |
| 2336 | &val); |
| 2337 | if (val & 1) |
| 2338 | break; |
| 2339 | udelay(5); |
| 2340 | } |
| 2341 | if (cnt == 100) { |
| 2342 | DP(NETIF_MSG_LINK, "Unable to read 8481 phy fw version(2)\n"); |
| 2343 | bnx2x_save_spirom_version(bp, port, |
| 2344 | shmem_base, 0); |
| 2345 | return; |
| 2346 | } |
| 2347 | |
| 2348 | /* lower 16 bits of the register SPI_FW_STATUS */ |
| 2349 | bnx2x_cl45_read(bp, port, |
| 2350 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481, |
| 2351 | ext_phy_addr, |
| 2352 | MDIO_PMA_DEVAD, |
| 2353 | 0xA81B, |
| 2354 | &fw_ver1); |
| 2355 | /* upper 16 bits of register SPI_FW_STATUS */ |
| 2356 | bnx2x_cl45_read(bp, port, |
| 2357 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481, |
| 2358 | ext_phy_addr, |
| 2359 | MDIO_PMA_DEVAD, |
| 2360 | 0xA81C, |
| 2361 | &fw_ver2); |
| 2362 | |
| 2363 | bnx2x_save_spirom_version(bp, port, |
| 2364 | shmem_base, (fw_ver2<<16) | fw_ver1); |
| 2365 | } |
| 2366 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2367 | static void bnx2x_bcm8072_external_rom_boot(struct link_params *params) |
| 2368 | { |
| 2369 | struct bnx2x *bp = params->bp; |
| 2370 | u8 port = params->port; |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 2371 | u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2372 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2373 | |
| 2374 | /* Need to wait 200ms after reset */ |
| 2375 | msleep(200); |
| 2376 | /* Boot port from external ROM |
| 2377 | * Set ser_boot_ctl bit in the MISC_CTRL1 register |
| 2378 | */ |
| 2379 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 2380 | MDIO_PMA_DEVAD, |
| 2381 | MDIO_PMA_REG_MISC_CTRL1, 0x0001); |
| 2382 | |
| 2383 | /* Reset internal microprocessor */ |
| 2384 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 2385 | MDIO_PMA_DEVAD, |
| 2386 | MDIO_PMA_REG_GEN_CTRL, |
| 2387 | MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP); |
| 2388 | /* set micro reset = 0 */ |
| 2389 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 2390 | MDIO_PMA_DEVAD, |
| 2391 | MDIO_PMA_REG_GEN_CTRL, |
| 2392 | MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET); |
| 2393 | /* Reset internal microprocessor */ |
| 2394 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 2395 | MDIO_PMA_DEVAD, |
| 2396 | MDIO_PMA_REG_GEN_CTRL, |
| 2397 | MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP); |
| 2398 | /* wait for 100ms for code download via SPI port */ |
| 2399 | msleep(100); |
| 2400 | |
| 2401 | /* Clear ser_boot_ctl bit */ |
| 2402 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 2403 | MDIO_PMA_DEVAD, |
| 2404 | MDIO_PMA_REG_MISC_CTRL1, 0x0000); |
| 2405 | /* Wait 100ms */ |
| 2406 | msleep(100); |
| 2407 | |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 2408 | bnx2x_save_bcm_spirom_ver(bp, port, |
| 2409 | ext_phy_type, |
| 2410 | ext_phy_addr, |
| 2411 | params->shmem_base); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2412 | } |
| 2413 | |
| 2414 | static u8 bnx2x_8073_is_snr_needed(struct link_params *params) |
| 2415 | { |
| 2416 | /* This is only required for 8073A1, version 102 only */ |
| 2417 | |
| 2418 | struct bnx2x *bp = params->bp; |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 2419 | u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2420 | u16 val; |
| 2421 | |
| 2422 | /* Read 8073 HW revision*/ |
| 2423 | bnx2x_cl45_read(bp, params->port, |
| 2424 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
| 2425 | ext_phy_addr, |
| 2426 | MDIO_PMA_DEVAD, |
Eilon Greenstein | 052a38e | 2009-02-12 08:37:16 +0000 | [diff] [blame] | 2427 | MDIO_PMA_REG_8073_CHIP_REV, &val); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2428 | |
| 2429 | if (val != 1) { |
| 2430 | /* No need to workaround in 8073 A1 */ |
| 2431 | return 0; |
| 2432 | } |
| 2433 | |
| 2434 | bnx2x_cl45_read(bp, params->port, |
| 2435 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
| 2436 | ext_phy_addr, |
| 2437 | MDIO_PMA_DEVAD, |
| 2438 | MDIO_PMA_REG_ROM_VER2, &val); |
| 2439 | |
| 2440 | /* SNR should be applied only for version 0x102 */ |
| 2441 | if (val != 0x102) |
| 2442 | return 0; |
| 2443 | |
| 2444 | return 1; |
| 2445 | } |
| 2446 | |
| 2447 | static u8 bnx2x_bcm8073_xaui_wa(struct link_params *params) |
| 2448 | { |
| 2449 | struct bnx2x *bp = params->bp; |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 2450 | u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2451 | u16 val, cnt, cnt1 ; |
| 2452 | |
| 2453 | bnx2x_cl45_read(bp, params->port, |
| 2454 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
| 2455 | ext_phy_addr, |
| 2456 | MDIO_PMA_DEVAD, |
Eilon Greenstein | 052a38e | 2009-02-12 08:37:16 +0000 | [diff] [blame] | 2457 | MDIO_PMA_REG_8073_CHIP_REV, &val); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2458 | |
| 2459 | if (val > 0) { |
| 2460 | /* No need to workaround in 8073 A1 */ |
| 2461 | return 0; |
| 2462 | } |
| 2463 | /* XAUI workaround in 8073 A0: */ |
| 2464 | |
| 2465 | /* After loading the boot ROM and restarting Autoneg, |
| 2466 | poll Dev1, Reg $C820: */ |
| 2467 | |
| 2468 | for (cnt = 0; cnt < 1000; cnt++) { |
| 2469 | bnx2x_cl45_read(bp, params->port, |
| 2470 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
| 2471 | ext_phy_addr, |
| 2472 | MDIO_PMA_DEVAD, |
Eilon Greenstein | 052a38e | 2009-02-12 08:37:16 +0000 | [diff] [blame] | 2473 | MDIO_PMA_REG_8073_SPEED_LINK_STATUS, |
| 2474 | &val); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2475 | /* If bit [14] = 0 or bit [13] = 0, continue on with |
| 2476 | system initialization (XAUI work-around not required, |
| 2477 | as these bits indicate 2.5G or 1G link up). */ |
| 2478 | if (!(val & (1<<14)) || !(val & (1<<13))) { |
| 2479 | DP(NETIF_MSG_LINK, "XAUI work-around not required\n"); |
| 2480 | return 0; |
| 2481 | } else if (!(val & (1<<15))) { |
| 2482 | DP(NETIF_MSG_LINK, "clc bit 15 went off\n"); |
| 2483 | /* If bit 15 is 0, then poll Dev1, Reg $C841 until |
| 2484 | it's MSB (bit 15) goes to 1 (indicating that the |
| 2485 | XAUI workaround has completed), |
| 2486 | then continue on with system initialization.*/ |
| 2487 | for (cnt1 = 0; cnt1 < 1000; cnt1++) { |
| 2488 | bnx2x_cl45_read(bp, params->port, |
| 2489 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
| 2490 | ext_phy_addr, |
| 2491 | MDIO_PMA_DEVAD, |
Eilon Greenstein | 052a38e | 2009-02-12 08:37:16 +0000 | [diff] [blame] | 2492 | MDIO_PMA_REG_8073_XAUI_WA, &val); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2493 | if (val & (1<<15)) { |
| 2494 | DP(NETIF_MSG_LINK, |
| 2495 | "XAUI workaround has completed\n"); |
| 2496 | return 0; |
| 2497 | } |
| 2498 | msleep(3); |
| 2499 | } |
| 2500 | break; |
| 2501 | } |
| 2502 | msleep(3); |
| 2503 | } |
| 2504 | DP(NETIF_MSG_LINK, "Warning: XAUI work-around timeout !!!\n"); |
| 2505 | return -EINVAL; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2506 | } |
| 2507 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2508 | static void bnx2x_bcm8073_bcm8727_external_rom_boot(struct bnx2x *bp, u8 port, |
| 2509 | u8 ext_phy_addr, |
| 2510 | u32 ext_phy_type, |
| 2511 | u32 shmem_base) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2512 | { |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 2513 | /* Boot port from external ROM */ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2514 | /* EDC grst */ |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 2515 | bnx2x_cl45_write(bp, port, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2516 | ext_phy_type, |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 2517 | ext_phy_addr, |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2518 | MDIO_PMA_DEVAD, |
| 2519 | MDIO_PMA_REG_GEN_CTRL, |
| 2520 | 0x0001); |
| 2521 | |
| 2522 | /* ucode reboot and rst */ |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 2523 | bnx2x_cl45_write(bp, port, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2524 | ext_phy_type, |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 2525 | ext_phy_addr, |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2526 | MDIO_PMA_DEVAD, |
| 2527 | MDIO_PMA_REG_GEN_CTRL, |
| 2528 | 0x008c); |
| 2529 | |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 2530 | bnx2x_cl45_write(bp, port, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2531 | ext_phy_type, |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 2532 | ext_phy_addr, |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2533 | MDIO_PMA_DEVAD, |
| 2534 | MDIO_PMA_REG_MISC_CTRL1, 0x0001); |
| 2535 | |
| 2536 | /* Reset internal microprocessor */ |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 2537 | bnx2x_cl45_write(bp, port, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2538 | ext_phy_type, |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 2539 | ext_phy_addr, |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2540 | MDIO_PMA_DEVAD, |
| 2541 | MDIO_PMA_REG_GEN_CTRL, |
| 2542 | MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET); |
| 2543 | |
| 2544 | /* Release srst bit */ |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 2545 | bnx2x_cl45_write(bp, port, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2546 | ext_phy_type, |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 2547 | ext_phy_addr, |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2548 | MDIO_PMA_DEVAD, |
| 2549 | MDIO_PMA_REG_GEN_CTRL, |
| 2550 | MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP); |
| 2551 | |
Yaniv Rosner | 8ca60a6 | 2010-09-01 09:51:17 +0000 | [diff] [blame] | 2552 | /* wait for 120ms for code download via SPI port */ |
| 2553 | msleep(120); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2554 | |
| 2555 | /* Clear ser_boot_ctl bit */ |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 2556 | bnx2x_cl45_write(bp, port, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2557 | ext_phy_type, |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 2558 | ext_phy_addr, |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2559 | MDIO_PMA_DEVAD, |
| 2560 | MDIO_PMA_REG_MISC_CTRL1, 0x0000); |
| 2561 | |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 2562 | bnx2x_save_bcm_spirom_ver(bp, port, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2563 | ext_phy_type, |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 2564 | ext_phy_addr, |
| 2565 | shmem_base); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 2566 | } |
| 2567 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2568 | static void bnx2x_bcm8073_external_rom_boot(struct bnx2x *bp, u8 port, |
| 2569 | u8 ext_phy_addr, |
| 2570 | u32 shmem_base) |
| 2571 | { |
| 2572 | bnx2x_bcm8073_bcm8727_external_rom_boot(bp, port, ext_phy_addr, |
| 2573 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
| 2574 | shmem_base); |
| 2575 | } |
| 2576 | |
| 2577 | static void bnx2x_bcm8727_external_rom_boot(struct bnx2x *bp, u8 port, |
| 2578 | u8 ext_phy_addr, |
| 2579 | u32 shmem_base) |
| 2580 | { |
| 2581 | bnx2x_bcm8073_bcm8727_external_rom_boot(bp, port, ext_phy_addr, |
| 2582 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 2583 | shmem_base); |
| 2584 | |
| 2585 | } |
| 2586 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2587 | static void bnx2x_bcm8726_external_rom_boot(struct link_params *params) |
| 2588 | { |
| 2589 | struct bnx2x *bp = params->bp; |
| 2590 | u8 port = params->port; |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 2591 | u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2592 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
| 2593 | |
| 2594 | /* Need to wait 100ms after reset */ |
| 2595 | msleep(100); |
| 2596 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2597 | /* Micro controller re-boot */ |
| 2598 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 2599 | MDIO_PMA_DEVAD, |
| 2600 | MDIO_PMA_REG_GEN_CTRL, |
Yaniv Rosner | 93f7288 | 2009-11-05 19:18:26 +0200 | [diff] [blame] | 2601 | 0x018B); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2602 | |
| 2603 | /* Set soft reset */ |
| 2604 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 2605 | MDIO_PMA_DEVAD, |
| 2606 | MDIO_PMA_REG_GEN_CTRL, |
| 2607 | MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET); |
| 2608 | |
Eilon Greenstein | cc1cb00 | 2009-03-02 08:00:03 +0000 | [diff] [blame] | 2609 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 2610 | MDIO_PMA_DEVAD, |
Yaniv Rosner | 93f7288 | 2009-11-05 19:18:26 +0200 | [diff] [blame] | 2611 | MDIO_PMA_REG_MISC_CTRL1, 0x0001); |
Eilon Greenstein | cc1cb00 | 2009-03-02 08:00:03 +0000 | [diff] [blame] | 2612 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2613 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 2614 | MDIO_PMA_DEVAD, |
| 2615 | MDIO_PMA_REG_GEN_CTRL, |
| 2616 | MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP); |
| 2617 | |
Eilon Greenstein | cc1cb00 | 2009-03-02 08:00:03 +0000 | [diff] [blame] | 2618 | /* wait for 150ms for microcode load */ |
| 2619 | msleep(150); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2620 | |
| 2621 | /* Disable serial boot control, tristates pins SS_N, SCK, MOSI, MISO */ |
| 2622 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 2623 | MDIO_PMA_DEVAD, |
| 2624 | MDIO_PMA_REG_MISC_CTRL1, 0x0000); |
| 2625 | |
| 2626 | msleep(200); |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 2627 | bnx2x_save_bcm_spirom_ver(bp, port, |
| 2628 | ext_phy_type, |
| 2629 | ext_phy_addr, |
| 2630 | params->shmem_base); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2631 | } |
| 2632 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2633 | static void bnx2x_sfp_set_transmitter(struct bnx2x *bp, u8 port, |
| 2634 | u32 ext_phy_type, u8 ext_phy_addr, |
| 2635 | u8 tx_en) |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2636 | { |
| 2637 | u16 val; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 2638 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2639 | DP(NETIF_MSG_LINK, "Setting transmitter tx_en=%x for port %x\n", |
| 2640 | tx_en, port); |
| 2641 | /* Disable/Enable transmitter ( TX laser of the SFP+ module.)*/ |
| 2642 | bnx2x_cl45_read(bp, port, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2643 | ext_phy_type, |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2644 | ext_phy_addr, |
| 2645 | MDIO_PMA_DEVAD, |
| 2646 | MDIO_PMA_REG_PHY_IDENTIFIER, |
| 2647 | &val); |
| 2648 | |
| 2649 | if (tx_en) |
| 2650 | val &= ~(1<<15); |
| 2651 | else |
| 2652 | val |= (1<<15); |
| 2653 | |
| 2654 | bnx2x_cl45_write(bp, port, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2655 | ext_phy_type, |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2656 | ext_phy_addr, |
| 2657 | MDIO_PMA_DEVAD, |
| 2658 | MDIO_PMA_REG_PHY_IDENTIFIER, |
| 2659 | val); |
| 2660 | } |
| 2661 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2662 | static u8 bnx2x_8726_read_sfp_module_eeprom(struct link_params *params, |
| 2663 | u16 addr, u8 byte_cnt, u8 *o_buf) |
| 2664 | { |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2665 | struct bnx2x *bp = params->bp; |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2666 | u16 val = 0; |
| 2667 | u16 i; |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2668 | u8 port = params->port; |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 2669 | u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2670 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 2671 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2672 | if (byte_cnt > 16) { |
| 2673 | DP(NETIF_MSG_LINK, "Reading from eeprom is" |
| 2674 | " is limited to 0xf\n"); |
| 2675 | return -EINVAL; |
| 2676 | } |
| 2677 | /* Set the read command byte count */ |
| 2678 | bnx2x_cl45_write(bp, port, |
| 2679 | ext_phy_type, |
| 2680 | ext_phy_addr, |
| 2681 | MDIO_PMA_DEVAD, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2682 | MDIO_PMA_REG_SFP_TWO_WIRE_BYTE_CNT, |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2683 | (byte_cnt | 0xa000)); |
| 2684 | |
| 2685 | /* Set the read command address */ |
| 2686 | bnx2x_cl45_write(bp, port, |
| 2687 | ext_phy_type, |
| 2688 | ext_phy_addr, |
| 2689 | MDIO_PMA_DEVAD, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2690 | MDIO_PMA_REG_SFP_TWO_WIRE_MEM_ADDR, |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2691 | addr); |
| 2692 | |
| 2693 | /* Activate read command */ |
| 2694 | bnx2x_cl45_write(bp, port, |
| 2695 | ext_phy_type, |
| 2696 | ext_phy_addr, |
| 2697 | MDIO_PMA_DEVAD, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2698 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2699 | 0x2c0f); |
| 2700 | |
| 2701 | /* Wait up to 500us for command complete status */ |
| 2702 | for (i = 0; i < 100; i++) { |
| 2703 | bnx2x_cl45_read(bp, port, |
| 2704 | ext_phy_type, |
| 2705 | ext_phy_addr, |
| 2706 | MDIO_PMA_DEVAD, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2707 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val); |
| 2708 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) == |
| 2709 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2710 | break; |
| 2711 | udelay(5); |
| 2712 | } |
| 2713 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2714 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) != |
| 2715 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) { |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2716 | DP(NETIF_MSG_LINK, |
| 2717 | "Got bad status 0x%x when reading from SFP+ EEPROM\n", |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2718 | (val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK)); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2719 | return -EINVAL; |
| 2720 | } |
| 2721 | |
| 2722 | /* Read the buffer */ |
| 2723 | for (i = 0; i < byte_cnt; i++) { |
| 2724 | bnx2x_cl45_read(bp, port, |
| 2725 | ext_phy_type, |
| 2726 | ext_phy_addr, |
| 2727 | MDIO_PMA_DEVAD, |
| 2728 | MDIO_PMA_REG_8726_TWO_WIRE_DATA_BUF + i, &val); |
| 2729 | o_buf[i] = (u8)(val & MDIO_PMA_REG_8726_TWO_WIRE_DATA_MASK); |
| 2730 | } |
| 2731 | |
| 2732 | for (i = 0; i < 100; i++) { |
| 2733 | bnx2x_cl45_read(bp, port, |
| 2734 | ext_phy_type, |
| 2735 | ext_phy_addr, |
| 2736 | MDIO_PMA_DEVAD, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2737 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val); |
| 2738 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) == |
| 2739 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IDLE) |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2740 | return 0;; |
| 2741 | msleep(1); |
| 2742 | } |
| 2743 | return -EINVAL; |
| 2744 | } |
| 2745 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2746 | static u8 bnx2x_8727_read_sfp_module_eeprom(struct link_params *params, |
| 2747 | u16 addr, u8 byte_cnt, u8 *o_buf) |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2748 | { |
| 2749 | struct bnx2x *bp = params->bp; |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2750 | u16 val, i; |
| 2751 | u8 port = params->port; |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 2752 | u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2753 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
| 2754 | |
| 2755 | if (byte_cnt > 16) { |
| 2756 | DP(NETIF_MSG_LINK, "Reading from eeprom is" |
| 2757 | " is limited to 0xf\n"); |
| 2758 | return -EINVAL; |
| 2759 | } |
| 2760 | |
| 2761 | /* Need to read from 1.8000 to clear it */ |
| 2762 | bnx2x_cl45_read(bp, port, |
| 2763 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 2764 | ext_phy_addr, |
| 2765 | MDIO_PMA_DEVAD, |
| 2766 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, |
| 2767 | &val); |
| 2768 | |
| 2769 | /* Set the read command byte count */ |
| 2770 | bnx2x_cl45_write(bp, port, |
| 2771 | ext_phy_type, |
| 2772 | ext_phy_addr, |
| 2773 | MDIO_PMA_DEVAD, |
| 2774 | MDIO_PMA_REG_SFP_TWO_WIRE_BYTE_CNT, |
| 2775 | ((byte_cnt < 2) ? 2 : byte_cnt)); |
| 2776 | |
| 2777 | /* Set the read command address */ |
| 2778 | bnx2x_cl45_write(bp, port, |
| 2779 | ext_phy_type, |
| 2780 | ext_phy_addr, |
| 2781 | MDIO_PMA_DEVAD, |
| 2782 | MDIO_PMA_REG_SFP_TWO_WIRE_MEM_ADDR, |
| 2783 | addr); |
| 2784 | /* Set the destination address */ |
| 2785 | bnx2x_cl45_write(bp, port, |
| 2786 | ext_phy_type, |
| 2787 | ext_phy_addr, |
| 2788 | MDIO_PMA_DEVAD, |
| 2789 | 0x8004, |
| 2790 | MDIO_PMA_REG_8727_TWO_WIRE_DATA_BUF); |
| 2791 | |
| 2792 | /* Activate read command */ |
| 2793 | bnx2x_cl45_write(bp, port, |
| 2794 | ext_phy_type, |
| 2795 | ext_phy_addr, |
| 2796 | MDIO_PMA_DEVAD, |
| 2797 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, |
| 2798 | 0x8002); |
| 2799 | /* Wait appropriate time for two-wire command to finish before |
| 2800 | polling the status register */ |
| 2801 | msleep(1); |
| 2802 | |
| 2803 | /* Wait up to 500us for command complete status */ |
| 2804 | for (i = 0; i < 100; i++) { |
| 2805 | bnx2x_cl45_read(bp, port, |
| 2806 | ext_phy_type, |
| 2807 | ext_phy_addr, |
| 2808 | MDIO_PMA_DEVAD, |
| 2809 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val); |
| 2810 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) == |
| 2811 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) |
| 2812 | break; |
| 2813 | udelay(5); |
| 2814 | } |
| 2815 | |
| 2816 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) != |
| 2817 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) { |
| 2818 | DP(NETIF_MSG_LINK, |
| 2819 | "Got bad status 0x%x when reading from SFP+ EEPROM\n", |
| 2820 | (val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK)); |
| 2821 | return -EINVAL; |
| 2822 | } |
| 2823 | |
| 2824 | /* Read the buffer */ |
| 2825 | for (i = 0; i < byte_cnt; i++) { |
| 2826 | bnx2x_cl45_read(bp, port, |
| 2827 | ext_phy_type, |
| 2828 | ext_phy_addr, |
| 2829 | MDIO_PMA_DEVAD, |
| 2830 | MDIO_PMA_REG_8727_TWO_WIRE_DATA_BUF + i, &val); |
| 2831 | o_buf[i] = (u8)(val & MDIO_PMA_REG_8727_TWO_WIRE_DATA_MASK); |
| 2832 | } |
| 2833 | |
| 2834 | for (i = 0; i < 100; i++) { |
| 2835 | bnx2x_cl45_read(bp, port, |
| 2836 | ext_phy_type, |
| 2837 | ext_phy_addr, |
| 2838 | MDIO_PMA_DEVAD, |
| 2839 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val); |
| 2840 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) == |
| 2841 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IDLE) |
| 2842 | return 0;; |
| 2843 | msleep(1); |
| 2844 | } |
| 2845 | |
| 2846 | return -EINVAL; |
| 2847 | } |
| 2848 | |
| 2849 | u8 bnx2x_read_sfp_module_eeprom(struct link_params *params, u16 addr, |
| 2850 | u8 byte_cnt, u8 *o_buf) |
| 2851 | { |
| 2852 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
| 2853 | |
| 2854 | if (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) |
| 2855 | return bnx2x_8726_read_sfp_module_eeprom(params, addr, |
| 2856 | byte_cnt, o_buf); |
| 2857 | else if (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727) |
| 2858 | return bnx2x_8727_read_sfp_module_eeprom(params, addr, |
| 2859 | byte_cnt, o_buf); |
| 2860 | return -EINVAL; |
| 2861 | } |
| 2862 | |
| 2863 | static u8 bnx2x_get_edc_mode(struct link_params *params, |
| 2864 | u16 *edc_mode) |
| 2865 | { |
| 2866 | struct bnx2x *bp = params->bp; |
| 2867 | u8 val, check_limiting_mode = 0; |
| 2868 | *edc_mode = EDC_MODE_LIMITING; |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2869 | |
| 2870 | /* First check for copper cable */ |
| 2871 | if (bnx2x_read_sfp_module_eeprom(params, |
| 2872 | SFP_EEPROM_CON_TYPE_ADDR, |
| 2873 | 1, |
| 2874 | &val) != 0) { |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2875 | DP(NETIF_MSG_LINK, "Failed to read from SFP+ module EEPROM\n"); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2876 | return -EINVAL; |
| 2877 | } |
| 2878 | |
| 2879 | switch (val) { |
| 2880 | case SFP_EEPROM_CON_TYPE_VAL_COPPER: |
| 2881 | { |
| 2882 | u8 copper_module_type; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 2883 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2884 | /* Check if its active cable( includes SFP+ module) |
| 2885 | of passive cable*/ |
| 2886 | if (bnx2x_read_sfp_module_eeprom(params, |
| 2887 | SFP_EEPROM_FC_TX_TECH_ADDR, |
| 2888 | 1, |
| 2889 | &copper_module_type) != |
| 2890 | 0) { |
| 2891 | DP(NETIF_MSG_LINK, |
| 2892 | "Failed to read copper-cable-type" |
| 2893 | " from SFP+ EEPROM\n"); |
| 2894 | return -EINVAL; |
| 2895 | } |
| 2896 | |
| 2897 | if (copper_module_type & |
| 2898 | SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE) { |
| 2899 | DP(NETIF_MSG_LINK, "Active Copper cable detected\n"); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2900 | check_limiting_mode = 1; |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2901 | } else if (copper_module_type & |
| 2902 | SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE) { |
| 2903 | DP(NETIF_MSG_LINK, "Passive Copper" |
| 2904 | " cable detected\n"); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2905 | *edc_mode = |
| 2906 | EDC_MODE_PASSIVE_DAC; |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2907 | } else { |
| 2908 | DP(NETIF_MSG_LINK, "Unknown copper-cable-" |
| 2909 | "type 0x%x !!!\n", copper_module_type); |
| 2910 | return -EINVAL; |
| 2911 | } |
| 2912 | break; |
| 2913 | } |
| 2914 | case SFP_EEPROM_CON_TYPE_VAL_LC: |
| 2915 | DP(NETIF_MSG_LINK, "Optic module detected\n"); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2916 | check_limiting_mode = 1; |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2917 | break; |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2918 | default: |
| 2919 | DP(NETIF_MSG_LINK, "Unable to determine module type 0x%x !!!\n", |
| 2920 | val); |
| 2921 | return -EINVAL; |
| 2922 | } |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2923 | |
| 2924 | if (check_limiting_mode) { |
| 2925 | u8 options[SFP_EEPROM_OPTIONS_SIZE]; |
| 2926 | if (bnx2x_read_sfp_module_eeprom(params, |
| 2927 | SFP_EEPROM_OPTIONS_ADDR, |
| 2928 | SFP_EEPROM_OPTIONS_SIZE, |
| 2929 | options) != 0) { |
| 2930 | DP(NETIF_MSG_LINK, "Failed to read Option" |
| 2931 | " field from module EEPROM\n"); |
| 2932 | return -EINVAL; |
| 2933 | } |
| 2934 | if ((options[0] & SFP_EEPROM_OPTIONS_LINEAR_RX_OUT_MASK)) |
| 2935 | *edc_mode = EDC_MODE_LINEAR; |
| 2936 | else |
| 2937 | *edc_mode = EDC_MODE_LIMITING; |
| 2938 | } |
| 2939 | DP(NETIF_MSG_LINK, "EDC mode is set to 0x%x\n", *edc_mode); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2940 | return 0; |
| 2941 | } |
| 2942 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2943 | /* This function read the relevant field from the module ( SFP+ ), |
| 2944 | and verify it is compliant with this board */ |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2945 | static u8 bnx2x_verify_sfp_module(struct link_params *params) |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2946 | { |
| 2947 | struct bnx2x *bp = params->bp; |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2948 | u32 val; |
| 2949 | u32 fw_resp; |
| 2950 | char vendor_name[SFP_EEPROM_VENDOR_NAME_SIZE+1]; |
| 2951 | char vendor_pn[SFP_EEPROM_PART_NO_SIZE+1]; |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2952 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2953 | val = REG_RD(bp, params->shmem_base + |
| 2954 | offsetof(struct shmem_region, dev_info. |
| 2955 | port_feature_config[params->port].config)); |
| 2956 | if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) == |
| 2957 | PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_NO_ENFORCEMENT) { |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2958 | DP(NETIF_MSG_LINK, "NOT enforcing module verification\n"); |
| 2959 | return 0; |
| 2960 | } |
| 2961 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2962 | /* Ask the FW to validate the module */ |
| 2963 | if (!(params->feature_config_flags & |
| 2964 | FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY)) { |
| 2965 | DP(NETIF_MSG_LINK, "FW does not support OPT MDL " |
| 2966 | "verification\n"); |
| 2967 | return -EINVAL; |
| 2968 | } |
| 2969 | |
| 2970 | fw_resp = bnx2x_fw_command(bp, DRV_MSG_CODE_VRFY_OPT_MDL); |
| 2971 | if (fw_resp == FW_MSG_CODE_VRFY_OPT_MDL_SUCCESS) { |
| 2972 | DP(NETIF_MSG_LINK, "Approved module\n"); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2973 | return 0; |
| 2974 | } |
| 2975 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2976 | /* format the warning message */ |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2977 | if (bnx2x_read_sfp_module_eeprom(params, |
| 2978 | SFP_EEPROM_VENDOR_NAME_ADDR, |
| 2979 | SFP_EEPROM_VENDOR_NAME_SIZE, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2980 | (u8 *)vendor_name)) |
| 2981 | vendor_name[0] = '\0'; |
| 2982 | else |
| 2983 | vendor_name[SFP_EEPROM_VENDOR_NAME_SIZE] = '\0'; |
| 2984 | if (bnx2x_read_sfp_module_eeprom(params, |
| 2985 | SFP_EEPROM_PART_NO_ADDR, |
| 2986 | SFP_EEPROM_PART_NO_SIZE, |
| 2987 | (u8 *)vendor_pn)) |
| 2988 | vendor_pn[0] = '\0'; |
| 2989 | else |
| 2990 | vendor_pn[SFP_EEPROM_PART_NO_SIZE] = '\0'; |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2991 | |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 2992 | netdev_info(bp->dev, "Warning: Unqualified SFP+ module detected, Port %d from %s part number %s\n", |
| 2993 | params->port, vendor_name, vendor_pn); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2994 | return -EINVAL; |
| 2995 | } |
| 2996 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2997 | static u8 bnx2x_bcm8726_set_limiting_mode(struct link_params *params, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 2998 | u16 edc_mode) |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 2999 | { |
| 3000 | struct bnx2x *bp = params->bp; |
| 3001 | u8 port = params->port; |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 3002 | u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Eilon Greenstein | cc1cb00 | 2009-03-02 08:00:03 +0000 | [diff] [blame] | 3003 | u16 cur_limiting_mode; |
Eilon Greenstein | cc1cb00 | 2009-03-02 08:00:03 +0000 | [diff] [blame] | 3004 | |
| 3005 | bnx2x_cl45_read(bp, port, |
| 3006 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726, |
| 3007 | ext_phy_addr, |
| 3008 | MDIO_PMA_DEVAD, |
| 3009 | MDIO_PMA_REG_ROM_VER2, |
| 3010 | &cur_limiting_mode); |
| 3011 | DP(NETIF_MSG_LINK, "Current Limiting mode is 0x%x\n", |
| 3012 | cur_limiting_mode); |
| 3013 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3014 | if (edc_mode == EDC_MODE_LIMITING) { |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3015 | DP(NETIF_MSG_LINK, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3016 | "Setting LIMITING MODE\n"); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3017 | bnx2x_cl45_write(bp, port, |
| 3018 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726, |
| 3019 | ext_phy_addr, |
| 3020 | MDIO_PMA_DEVAD, |
| 3021 | MDIO_PMA_REG_ROM_VER2, |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3022 | EDC_MODE_LIMITING); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3023 | } else { /* LRM mode ( default )*/ |
Eilon Greenstein | cc1cb00 | 2009-03-02 08:00:03 +0000 | [diff] [blame] | 3024 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3025 | DP(NETIF_MSG_LINK, "Setting LRM MODE\n"); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3026 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3027 | /* Changing to LRM mode takes quite few seconds. |
| 3028 | So do it only if current mode is limiting |
| 3029 | ( default is LRM )*/ |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3030 | if (cur_limiting_mode != EDC_MODE_LIMITING) |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3031 | return 0; |
| 3032 | |
| 3033 | bnx2x_cl45_write(bp, port, |
| 3034 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726, |
| 3035 | ext_phy_addr, |
| 3036 | MDIO_PMA_DEVAD, |
| 3037 | MDIO_PMA_REG_LRM_MODE, |
| 3038 | 0); |
| 3039 | bnx2x_cl45_write(bp, port, |
| 3040 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726, |
| 3041 | ext_phy_addr, |
| 3042 | MDIO_PMA_DEVAD, |
| 3043 | MDIO_PMA_REG_ROM_VER2, |
| 3044 | 0x128); |
| 3045 | bnx2x_cl45_write(bp, port, |
| 3046 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726, |
| 3047 | ext_phy_addr, |
| 3048 | MDIO_PMA_DEVAD, |
| 3049 | MDIO_PMA_REG_MISC_CTRL0, |
| 3050 | 0x4008); |
| 3051 | bnx2x_cl45_write(bp, port, |
| 3052 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726, |
| 3053 | ext_phy_addr, |
| 3054 | MDIO_PMA_DEVAD, |
| 3055 | MDIO_PMA_REG_LRM_MODE, |
| 3056 | 0xaaaa); |
| 3057 | } |
| 3058 | return 0; |
| 3059 | } |
| 3060 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3061 | static u8 bnx2x_bcm8727_set_limiting_mode(struct link_params *params, |
| 3062 | u16 edc_mode) |
| 3063 | { |
| 3064 | struct bnx2x *bp = params->bp; |
| 3065 | u8 port = params->port; |
| 3066 | u16 phy_identifier; |
| 3067 | u16 rom_ver2_val; |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 3068 | u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3069 | |
| 3070 | bnx2x_cl45_read(bp, port, |
| 3071 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 3072 | ext_phy_addr, |
| 3073 | MDIO_PMA_DEVAD, |
| 3074 | MDIO_PMA_REG_PHY_IDENTIFIER, |
| 3075 | &phy_identifier); |
| 3076 | |
| 3077 | bnx2x_cl45_write(bp, port, |
| 3078 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 3079 | ext_phy_addr, |
| 3080 | MDIO_PMA_DEVAD, |
| 3081 | MDIO_PMA_REG_PHY_IDENTIFIER, |
| 3082 | (phy_identifier & ~(1<<9))); |
| 3083 | |
| 3084 | bnx2x_cl45_read(bp, port, |
| 3085 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 3086 | ext_phy_addr, |
| 3087 | MDIO_PMA_DEVAD, |
| 3088 | MDIO_PMA_REG_ROM_VER2, |
| 3089 | &rom_ver2_val); |
| 3090 | /* Keep the MSB 8-bits, and set the LSB 8-bits with the edc_mode */ |
| 3091 | bnx2x_cl45_write(bp, port, |
| 3092 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 3093 | ext_phy_addr, |
| 3094 | MDIO_PMA_DEVAD, |
| 3095 | MDIO_PMA_REG_ROM_VER2, |
| 3096 | (rom_ver2_val & 0xff00) | (edc_mode & 0x00ff)); |
| 3097 | |
| 3098 | bnx2x_cl45_write(bp, port, |
| 3099 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 3100 | ext_phy_addr, |
| 3101 | MDIO_PMA_DEVAD, |
| 3102 | MDIO_PMA_REG_PHY_IDENTIFIER, |
| 3103 | (phy_identifier | (1<<9))); |
| 3104 | |
| 3105 | return 0; |
| 3106 | } |
| 3107 | |
| 3108 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3109 | static u8 bnx2x_wait_for_sfp_module_initialized(struct link_params *params) |
| 3110 | { |
| 3111 | u8 val; |
| 3112 | struct bnx2x *bp = params->bp; |
| 3113 | u16 timeout; |
| 3114 | /* Initialization time after hot-plug may take up to 300ms for some |
| 3115 | phys type ( e.g. JDSU ) */ |
| 3116 | for (timeout = 0; timeout < 60; timeout++) { |
| 3117 | if (bnx2x_read_sfp_module_eeprom(params, 1, 1, &val) |
| 3118 | == 0) { |
| 3119 | DP(NETIF_MSG_LINK, "SFP+ module initialization " |
| 3120 | "took %d ms\n", timeout * 5); |
| 3121 | return 0; |
| 3122 | } |
| 3123 | msleep(5); |
| 3124 | } |
| 3125 | return -EINVAL; |
| 3126 | } |
| 3127 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3128 | static void bnx2x_8727_power_module(struct bnx2x *bp, |
| 3129 | struct link_params *params, |
| 3130 | u8 ext_phy_addr, u8 is_power_up) { |
| 3131 | /* Make sure GPIOs are not using for LED mode */ |
| 3132 | u16 val; |
| 3133 | u8 port = params->port; |
| 3134 | /* |
| 3135 | * In the GPIO register, bit 4 is use to detemine if the GPIOs are |
| 3136 | * operating as INPUT or as OUTPUT. Bit 1 is for input, and 0 for |
| 3137 | * output |
| 3138 | * Bits 0-1 determine the gpios value for OUTPUT in case bit 4 val is 0 |
| 3139 | * Bits 8-9 determine the gpios value for INPUT in case bit 4 val is 1 |
| 3140 | * where the 1st bit is the over-current(only input), and 2nd bit is |
| 3141 | * for power( only output ) |
| 3142 | */ |
| 3143 | |
| 3144 | /* |
| 3145 | * In case of NOC feature is disabled and power is up, set GPIO control |
| 3146 | * as input to enable listening of over-current indication |
| 3147 | */ |
| 3148 | |
| 3149 | if (!(params->feature_config_flags & |
| 3150 | FEATURE_CONFIG_BCM8727_NOC) && is_power_up) |
| 3151 | val = (1<<4); |
| 3152 | else |
| 3153 | /* |
| 3154 | * Set GPIO control to OUTPUT, and set the power bit |
| 3155 | * to according to the is_power_up |
| 3156 | */ |
| 3157 | val = ((!(is_power_up)) << 1); |
| 3158 | |
| 3159 | bnx2x_cl45_write(bp, port, |
| 3160 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 3161 | ext_phy_addr, |
| 3162 | MDIO_PMA_DEVAD, |
| 3163 | MDIO_PMA_REG_8727_GPIO_CTRL, |
| 3164 | val); |
| 3165 | } |
| 3166 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3167 | static u8 bnx2x_sfp_module_detection(struct link_params *params) |
| 3168 | { |
| 3169 | struct bnx2x *bp = params->bp; |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3170 | u16 edc_mode; |
| 3171 | u8 rc = 0; |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 3172 | u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3173 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3174 | u32 val = REG_RD(bp, params->shmem_base + |
| 3175 | offsetof(struct shmem_region, dev_info. |
| 3176 | port_feature_config[params->port].config)); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3177 | |
| 3178 | DP(NETIF_MSG_LINK, "SFP+ module plugged in/out detected on port %d\n", |
| 3179 | params->port); |
| 3180 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3181 | if (bnx2x_get_edc_mode(params, &edc_mode) != 0) { |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3182 | DP(NETIF_MSG_LINK, "Failed to get valid module type\n"); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3183 | return -EINVAL; |
| 3184 | } else if (bnx2x_verify_sfp_module(params) != |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3185 | 0) { |
| 3186 | /* check SFP+ module compatibility */ |
| 3187 | DP(NETIF_MSG_LINK, "Module verification failed!!\n"); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3188 | rc = -EINVAL; |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3189 | /* Turn on fault module-detected led */ |
| 3190 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, |
| 3191 | MISC_REGISTERS_GPIO_HIGH, |
| 3192 | params->port); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3193 | if ((ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727) && |
| 3194 | ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) == |
| 3195 | PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_POWER_DOWN)) { |
| 3196 | /* Shutdown SFP+ module */ |
| 3197 | DP(NETIF_MSG_LINK, "Shutdown SFP+ module!!\n"); |
| 3198 | bnx2x_8727_power_module(bp, params, |
| 3199 | ext_phy_addr, 0); |
| 3200 | return rc; |
| 3201 | } |
| 3202 | } else { |
| 3203 | /* Turn off fault module-detected led */ |
| 3204 | DP(NETIF_MSG_LINK, "Turn off fault module-detected led\n"); |
| 3205 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, |
| 3206 | MISC_REGISTERS_GPIO_LOW, |
| 3207 | params->port); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3208 | } |
| 3209 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3210 | /* power up the SFP module */ |
| 3211 | if (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727) |
| 3212 | bnx2x_8727_power_module(bp, params, ext_phy_addr, 1); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3213 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3214 | /* Check and set limiting mode / LRM mode on 8726. |
| 3215 | On 8727 it is done automatically */ |
| 3216 | if (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) |
| 3217 | bnx2x_bcm8726_set_limiting_mode(params, edc_mode); |
| 3218 | else |
| 3219 | bnx2x_bcm8727_set_limiting_mode(params, edc_mode); |
| 3220 | /* |
| 3221 | * Enable transmit for this module if the module is approved, or |
| 3222 | * if unapproved modules should also enable the Tx laser |
| 3223 | */ |
| 3224 | if (rc == 0 || |
| 3225 | (val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) != |
| 3226 | PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER) |
| 3227 | bnx2x_sfp_set_transmitter(bp, params->port, |
| 3228 | ext_phy_type, ext_phy_addr, 1); |
| 3229 | else |
| 3230 | bnx2x_sfp_set_transmitter(bp, params->port, |
| 3231 | ext_phy_type, ext_phy_addr, 0); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3232 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3233 | return rc; |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3234 | } |
| 3235 | |
| 3236 | void bnx2x_handle_module_detect_int(struct link_params *params) |
| 3237 | { |
| 3238 | struct bnx2x *bp = params->bp; |
| 3239 | u32 gpio_val; |
| 3240 | u8 port = params->port; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 3241 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3242 | /* Set valid module led off */ |
| 3243 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, |
| 3244 | MISC_REGISTERS_GPIO_HIGH, |
| 3245 | params->port); |
| 3246 | |
| 3247 | /* Get current gpio val refelecting module plugged in / out*/ |
| 3248 | gpio_val = bnx2x_get_gpio(bp, MISC_REGISTERS_GPIO_3, port); |
| 3249 | |
| 3250 | /* Call the handling function in case module is detected */ |
| 3251 | if (gpio_val == 0) { |
| 3252 | |
| 3253 | bnx2x_set_gpio_int(bp, MISC_REGISTERS_GPIO_3, |
| 3254 | MISC_REGISTERS_GPIO_INT_OUTPUT_CLR, |
| 3255 | port); |
| 3256 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3257 | if (bnx2x_wait_for_sfp_module_initialized(params) == |
| 3258 | 0) |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3259 | bnx2x_sfp_module_detection(params); |
| 3260 | else |
| 3261 | DP(NETIF_MSG_LINK, "SFP+ module is not initialized\n"); |
| 3262 | } else { |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 3263 | u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
| 3264 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3265 | u32 ext_phy_type = |
| 3266 | XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
| 3267 | u32 val = REG_RD(bp, params->shmem_base + |
| 3268 | offsetof(struct shmem_region, dev_info. |
| 3269 | port_feature_config[params->port]. |
| 3270 | config)); |
| 3271 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3272 | bnx2x_set_gpio_int(bp, MISC_REGISTERS_GPIO_3, |
| 3273 | MISC_REGISTERS_GPIO_INT_OUTPUT_SET, |
| 3274 | port); |
| 3275 | /* Module was plugged out. */ |
| 3276 | /* Disable transmit for this module */ |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3277 | if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) == |
| 3278 | PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER) |
| 3279 | bnx2x_sfp_set_transmitter(bp, params->port, |
| 3280 | ext_phy_type, ext_phy_addr, 0); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3281 | } |
| 3282 | } |
| 3283 | |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 3284 | static void bnx2x_bcm807x_force_10G(struct link_params *params) |
| 3285 | { |
| 3286 | struct bnx2x *bp = params->bp; |
| 3287 | u8 port = params->port; |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 3288 | u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 3289 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
| 3290 | |
| 3291 | /* Force KR or KX */ |
| 3292 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 3293 | MDIO_PMA_DEVAD, |
| 3294 | MDIO_PMA_REG_CTRL, |
| 3295 | 0x2040); |
| 3296 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 3297 | MDIO_PMA_DEVAD, |
| 3298 | MDIO_PMA_REG_10G_CTRL2, |
| 3299 | 0x000b); |
| 3300 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 3301 | MDIO_PMA_DEVAD, |
| 3302 | MDIO_PMA_REG_BCM_CTRL, |
| 3303 | 0x0000); |
| 3304 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 3305 | MDIO_AN_DEVAD, |
| 3306 | MDIO_AN_REG_CTRL, |
| 3307 | 0x0000); |
| 3308 | } |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 3309 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3310 | static void bnx2x_bcm8073_set_xaui_low_power_mode(struct link_params *params) |
| 3311 | { |
| 3312 | struct bnx2x *bp = params->bp; |
| 3313 | u8 port = params->port; |
| 3314 | u16 val; |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 3315 | u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3316 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
| 3317 | |
| 3318 | bnx2x_cl45_read(bp, params->port, |
| 3319 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
| 3320 | ext_phy_addr, |
| 3321 | MDIO_PMA_DEVAD, |
Eilon Greenstein | 052a38e | 2009-02-12 08:37:16 +0000 | [diff] [blame] | 3322 | MDIO_PMA_REG_8073_CHIP_REV, &val); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3323 | |
| 3324 | if (val == 0) { |
| 3325 | /* Mustn't set low power mode in 8073 A0 */ |
| 3326 | return; |
| 3327 | } |
| 3328 | |
| 3329 | /* Disable PLL sequencer (use read-modify-write to clear bit 13) */ |
| 3330 | bnx2x_cl45_read(bp, port, ext_phy_type, ext_phy_addr, |
| 3331 | MDIO_XS_DEVAD, |
| 3332 | MDIO_XS_PLL_SEQUENCER, &val); |
| 3333 | val &= ~(1<<13); |
| 3334 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 3335 | MDIO_XS_DEVAD, MDIO_XS_PLL_SEQUENCER, val); |
| 3336 | |
| 3337 | /* PLL controls */ |
| 3338 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 3339 | MDIO_XS_DEVAD, 0x805E, 0x1077); |
| 3340 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 3341 | MDIO_XS_DEVAD, 0x805D, 0x0000); |
| 3342 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 3343 | MDIO_XS_DEVAD, 0x805C, 0x030B); |
| 3344 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 3345 | MDIO_XS_DEVAD, 0x805B, 0x1240); |
| 3346 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 3347 | MDIO_XS_DEVAD, 0x805A, 0x2490); |
| 3348 | |
| 3349 | /* Tx Controls */ |
| 3350 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 3351 | MDIO_XS_DEVAD, 0x80A7, 0x0C74); |
| 3352 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 3353 | MDIO_XS_DEVAD, 0x80A6, 0x9041); |
| 3354 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 3355 | MDIO_XS_DEVAD, 0x80A5, 0x4640); |
| 3356 | |
| 3357 | /* Rx Controls */ |
| 3358 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 3359 | MDIO_XS_DEVAD, 0x80FE, 0x01C4); |
| 3360 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 3361 | MDIO_XS_DEVAD, 0x80FD, 0x9249); |
| 3362 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 3363 | MDIO_XS_DEVAD, 0x80FC, 0x2015); |
| 3364 | |
| 3365 | /* Enable PLL sequencer (use read-modify-write to set bit 13) */ |
| 3366 | bnx2x_cl45_read(bp, port, ext_phy_type, ext_phy_addr, |
| 3367 | MDIO_XS_DEVAD, |
| 3368 | MDIO_XS_PLL_SEQUENCER, &val); |
| 3369 | val |= (1<<13); |
| 3370 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
| 3371 | MDIO_XS_DEVAD, MDIO_XS_PLL_SEQUENCER, val); |
| 3372 | } |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 3373 | |
| 3374 | static void bnx2x_8073_set_pause_cl37(struct link_params *params, |
| 3375 | struct link_vars *vars) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3376 | { |
| 3377 | struct bnx2x *bp = params->bp; |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 3378 | u16 cl37_val; |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 3379 | u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3380 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
| 3381 | |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 3382 | bnx2x_cl45_read(bp, params->port, |
| 3383 | ext_phy_type, |
| 3384 | ext_phy_addr, |
| 3385 | MDIO_AN_DEVAD, |
| 3386 | MDIO_AN_REG_CL37_FC_LD, &cl37_val); |
| 3387 | |
| 3388 | cl37_val &= ~MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH; |
| 3389 | /* Please refer to Table 28B-3 of 802.3ab-1999 spec. */ |
| 3390 | |
| 3391 | if ((vars->ieee_fc & |
| 3392 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC) == |
| 3393 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC) { |
| 3394 | cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC; |
| 3395 | } |
| 3396 | if ((vars->ieee_fc & |
| 3397 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) == |
| 3398 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) { |
| 3399 | cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC; |
| 3400 | } |
| 3401 | if ((vars->ieee_fc & |
| 3402 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) == |
| 3403 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) { |
| 3404 | cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH; |
| 3405 | } |
| 3406 | DP(NETIF_MSG_LINK, |
| 3407 | "Ext phy AN advertize cl37 0x%x\n", cl37_val); |
| 3408 | |
| 3409 | bnx2x_cl45_write(bp, params->port, |
| 3410 | ext_phy_type, |
| 3411 | ext_phy_addr, |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3412 | MDIO_AN_DEVAD, |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 3413 | MDIO_AN_REG_CL37_FC_LD, cl37_val); |
| 3414 | msleep(500); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3415 | } |
| 3416 | |
| 3417 | static void bnx2x_ext_phy_set_pause(struct link_params *params, |
| 3418 | struct link_vars *vars) |
| 3419 | { |
| 3420 | struct bnx2x *bp = params->bp; |
| 3421 | u16 val; |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 3422 | u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3423 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
| 3424 | |
| 3425 | /* read modify write pause advertizing */ |
| 3426 | bnx2x_cl45_read(bp, params->port, |
| 3427 | ext_phy_type, |
| 3428 | ext_phy_addr, |
| 3429 | MDIO_AN_DEVAD, |
| 3430 | MDIO_AN_REG_ADV_PAUSE, &val); |
| 3431 | |
| 3432 | val &= ~MDIO_AN_REG_ADV_PAUSE_BOTH; |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 3433 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3434 | /* Please refer to Table 28B-3 of 802.3ab-1999 spec. */ |
| 3435 | |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 3436 | if ((vars->ieee_fc & |
| 3437 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) == |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3438 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) { |
| 3439 | val |= MDIO_AN_REG_ADV_PAUSE_ASYMMETRIC; |
| 3440 | } |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 3441 | if ((vars->ieee_fc & |
| 3442 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) == |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3443 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) { |
| 3444 | val |= |
| 3445 | MDIO_AN_REG_ADV_PAUSE_PAUSE; |
| 3446 | } |
| 3447 | DP(NETIF_MSG_LINK, |
| 3448 | "Ext phy AN advertize 0x%x\n", val); |
| 3449 | bnx2x_cl45_write(bp, params->port, |
| 3450 | ext_phy_type, |
| 3451 | ext_phy_addr, |
| 3452 | MDIO_AN_DEVAD, |
| 3453 | MDIO_AN_REG_ADV_PAUSE, val); |
| 3454 | } |
Eilon Greenstein | c2c8b03 | 2009-02-12 08:37:14 +0000 | [diff] [blame] | 3455 | static void bnx2x_set_preemphasis(struct link_params *params) |
| 3456 | { |
| 3457 | u16 bank, i = 0; |
| 3458 | struct bnx2x *bp = params->bp; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3459 | |
Eilon Greenstein | c2c8b03 | 2009-02-12 08:37:14 +0000 | [diff] [blame] | 3460 | for (bank = MDIO_REG_BANK_RX0, i = 0; bank <= MDIO_REG_BANK_RX3; |
| 3461 | bank += (MDIO_REG_BANK_RX1-MDIO_REG_BANK_RX0), i++) { |
| 3462 | CL45_WR_OVER_CL22(bp, params->port, |
| 3463 | params->phy_addr, |
| 3464 | bank, |
| 3465 | MDIO_RX0_RX_EQ_BOOST, |
| 3466 | params->xgxs_config_rx[i]); |
| 3467 | } |
| 3468 | |
| 3469 | for (bank = MDIO_REG_BANK_TX0, i = 0; bank <= MDIO_REG_BANK_TX3; |
| 3470 | bank += (MDIO_REG_BANK_TX1 - MDIO_REG_BANK_TX0), i++) { |
| 3471 | CL45_WR_OVER_CL22(bp, params->port, |
| 3472 | params->phy_addr, |
| 3473 | bank, |
| 3474 | MDIO_TX0_TX_DRIVER, |
| 3475 | params->xgxs_config_tx[i]); |
| 3476 | } |
| 3477 | } |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 3478 | |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 3479 | |
| 3480 | static void bnx2x_8481_set_led4(struct link_params *params, |
| 3481 | u32 ext_phy_type, u8 ext_phy_addr) |
| 3482 | { |
| 3483 | struct bnx2x *bp = params->bp; |
| 3484 | |
| 3485 | /* PHYC_CTL_LED_CTL */ |
| 3486 | bnx2x_cl45_write(bp, params->port, |
| 3487 | ext_phy_type, |
| 3488 | ext_phy_addr, |
| 3489 | MDIO_PMA_DEVAD, |
| 3490 | MDIO_PMA_REG_8481_LINK_SIGNAL, 0xa482); |
| 3491 | |
| 3492 | /* Unmask LED4 for 10G link */ |
| 3493 | bnx2x_cl45_write(bp, params->port, |
| 3494 | ext_phy_type, |
| 3495 | ext_phy_addr, |
| 3496 | MDIO_PMA_DEVAD, |
| 3497 | MDIO_PMA_REG_8481_SIGNAL_MASK, (1<<6)); |
| 3498 | /* 'Interrupt Mask' */ |
| 3499 | bnx2x_cl45_write(bp, params->port, |
| 3500 | ext_phy_type, |
| 3501 | ext_phy_addr, |
| 3502 | MDIO_AN_DEVAD, |
| 3503 | 0xFFFB, 0xFFFD); |
| 3504 | } |
| 3505 | static void bnx2x_8481_set_legacy_led_mode(struct link_params *params, |
| 3506 | u32 ext_phy_type, u8 ext_phy_addr) |
| 3507 | { |
| 3508 | struct bnx2x *bp = params->bp; |
| 3509 | |
| 3510 | /* LED1 (10G Link): Disable LED1 when 10/100/1000 link */ |
| 3511 | /* LED2 (1G/100/10 Link): Enable LED2 when 10/100/1000 link) */ |
| 3512 | bnx2x_cl45_write(bp, params->port, |
| 3513 | ext_phy_type, |
| 3514 | ext_phy_addr, |
| 3515 | MDIO_AN_DEVAD, |
| 3516 | MDIO_AN_REG_8481_LEGACY_SHADOW, |
| 3517 | (1<<15) | (0xd << 10) | (0xc<<4) | 0xe); |
| 3518 | } |
| 3519 | |
| 3520 | static void bnx2x_8481_set_10G_led_mode(struct link_params *params, |
| 3521 | u32 ext_phy_type, u8 ext_phy_addr) |
| 3522 | { |
| 3523 | struct bnx2x *bp = params->bp; |
| 3524 | u16 val1; |
| 3525 | |
| 3526 | /* LED1 (10G Link) */ |
| 3527 | /* Enable continuse based on source 7(10G-link) */ |
| 3528 | bnx2x_cl45_read(bp, params->port, |
| 3529 | ext_phy_type, |
| 3530 | ext_phy_addr, |
| 3531 | MDIO_PMA_DEVAD, |
| 3532 | MDIO_PMA_REG_8481_LINK_SIGNAL, |
| 3533 | &val1); |
| 3534 | /* Set bit 2 to 0, and bits [1:0] to 10 */ |
Yaniv Rosner | 46d15cc | 2009-11-05 19:18:30 +0200 | [diff] [blame] | 3535 | val1 &= ~((1<<0) | (1<<2) | (1<<7)); /* Clear bits 0,2,7*/ |
| 3536 | val1 |= ((1<<1) | (1<<6)); /* Set bit 1, 6 */ |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 3537 | |
| 3538 | bnx2x_cl45_write(bp, params->port, |
| 3539 | ext_phy_type, |
| 3540 | ext_phy_addr, |
| 3541 | MDIO_PMA_DEVAD, |
| 3542 | MDIO_PMA_REG_8481_LINK_SIGNAL, |
| 3543 | val1); |
| 3544 | |
| 3545 | /* Unmask LED1 for 10G link */ |
| 3546 | bnx2x_cl45_read(bp, params->port, |
| 3547 | ext_phy_type, |
| 3548 | ext_phy_addr, |
| 3549 | MDIO_PMA_DEVAD, |
| 3550 | MDIO_PMA_REG_8481_LED1_MASK, |
| 3551 | &val1); |
| 3552 | /* Set bit 2 to 0, and bits [1:0] to 10 */ |
| 3553 | val1 |= (1<<7); |
| 3554 | bnx2x_cl45_write(bp, params->port, |
| 3555 | ext_phy_type, |
| 3556 | ext_phy_addr, |
| 3557 | MDIO_PMA_DEVAD, |
| 3558 | MDIO_PMA_REG_8481_LED1_MASK, |
| 3559 | val1); |
| 3560 | |
| 3561 | /* LED2 (1G/100/10G Link) */ |
| 3562 | /* Mask LED2 for 10G link */ |
| 3563 | bnx2x_cl45_write(bp, params->port, |
| 3564 | ext_phy_type, |
| 3565 | ext_phy_addr, |
| 3566 | MDIO_PMA_DEVAD, |
| 3567 | MDIO_PMA_REG_8481_LED2_MASK, |
| 3568 | 0); |
| 3569 | |
Yaniv Rosner | 46d15cc | 2009-11-05 19:18:30 +0200 | [diff] [blame] | 3570 | /* Unmask LED3 for 10G link */ |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 3571 | bnx2x_cl45_write(bp, params->port, |
| 3572 | ext_phy_type, |
| 3573 | ext_phy_addr, |
| 3574 | MDIO_PMA_DEVAD, |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 3575 | MDIO_PMA_REG_8481_LED3_MASK, |
Yaniv Rosner | 46d15cc | 2009-11-05 19:18:30 +0200 | [diff] [blame] | 3576 | 0x6); |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 3577 | bnx2x_cl45_write(bp, params->port, |
| 3578 | ext_phy_type, |
| 3579 | ext_phy_addr, |
| 3580 | MDIO_PMA_DEVAD, |
Yaniv Rosner | 46d15cc | 2009-11-05 19:18:30 +0200 | [diff] [blame] | 3581 | MDIO_PMA_REG_8481_LED3_BLINK, |
| 3582 | 0); |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 3583 | } |
| 3584 | |
| 3585 | |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 3586 | static void bnx2x_init_internal_phy(struct link_params *params, |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 3587 | struct link_vars *vars, |
| 3588 | u8 enable_cl73) |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 3589 | { |
| 3590 | struct bnx2x *bp = params->bp; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 3591 | |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 3592 | if (!(vars->phy_flags & PHY_SGMII_FLAG)) { |
Eilon Greenstein | c2c8b03 | 2009-02-12 08:37:14 +0000 | [diff] [blame] | 3593 | if ((XGXS_EXT_PHY_TYPE(params->ext_phy_config) == |
| 3594 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) && |
| 3595 | (params->feature_config_flags & |
| 3596 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) |
| 3597 | bnx2x_set_preemphasis(params); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 3598 | |
| 3599 | /* forced speed requested? */ |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 3600 | if (vars->line_speed != SPEED_AUTO_NEG || |
| 3601 | ((XGXS_EXT_PHY_TYPE(params->ext_phy_config) == |
| 3602 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) && |
| 3603 | params->loopback_mode == LOOPBACK_EXT)) { |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 3604 | DP(NETIF_MSG_LINK, "not SGMII, no AN\n"); |
| 3605 | |
| 3606 | /* disable autoneg */ |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 3607 | bnx2x_set_autoneg(params, vars, 0); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 3608 | |
| 3609 | /* program speed and duplex */ |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 3610 | bnx2x_program_serdes(params, vars); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 3611 | |
| 3612 | } else { /* AN_mode */ |
| 3613 | DP(NETIF_MSG_LINK, "not SGMII, AN\n"); |
| 3614 | |
| 3615 | /* AN enabled */ |
| 3616 | bnx2x_set_brcm_cl37_advertisment(params); |
| 3617 | |
| 3618 | /* program duplex & pause advertisement (for aneg) */ |
| 3619 | bnx2x_set_ieee_aneg_advertisment(params, |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 3620 | vars->ieee_fc); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 3621 | |
| 3622 | /* enable autoneg */ |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 3623 | bnx2x_set_autoneg(params, vars, enable_cl73); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 3624 | |
| 3625 | /* enable and restart AN */ |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 3626 | bnx2x_restart_autoneg(params, enable_cl73); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 3627 | } |
| 3628 | |
| 3629 | } else { /* SGMII mode */ |
| 3630 | DP(NETIF_MSG_LINK, "SGMII\n"); |
| 3631 | |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 3632 | bnx2x_initialize_sgmii_process(params, vars); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 3633 | } |
| 3634 | } |
| 3635 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3636 | static u8 bnx2x_ext_phy_init(struct link_params *params, struct link_vars *vars) |
| 3637 | { |
| 3638 | struct bnx2x *bp = params->bp; |
| 3639 | u32 ext_phy_type; |
| 3640 | u8 ext_phy_addr; |
| 3641 | u16 cnt; |
| 3642 | u16 ctrl = 0; |
| 3643 | u16 val = 0; |
| 3644 | u8 rc = 0; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 3645 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3646 | if (vars->phy_flags & PHY_XGXS_FLAG) { |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 3647 | ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3648 | |
| 3649 | ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
| 3650 | /* Make sure that the soft reset is off (expect for the 8072: |
| 3651 | * due to the lock, it will be done inside the specific |
| 3652 | * handling) |
| 3653 | */ |
| 3654 | if ((ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) && |
| 3655 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) && |
| 3656 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN) && |
| 3657 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) && |
| 3658 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) { |
| 3659 | /* Wait for soft reset to get cleared upto 1 sec */ |
| 3660 | for (cnt = 0; cnt < 1000; cnt++) { |
| 3661 | bnx2x_cl45_read(bp, params->port, |
| 3662 | ext_phy_type, |
| 3663 | ext_phy_addr, |
| 3664 | MDIO_PMA_DEVAD, |
| 3665 | MDIO_PMA_REG_CTRL, &ctrl); |
| 3666 | if (!(ctrl & (1<<15))) |
| 3667 | break; |
| 3668 | msleep(1); |
| 3669 | } |
| 3670 | DP(NETIF_MSG_LINK, "control reg 0x%x (after %d ms)\n", |
| 3671 | ctrl, cnt); |
| 3672 | } |
| 3673 | |
| 3674 | switch (ext_phy_type) { |
| 3675 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3676 | break; |
| 3677 | |
| 3678 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: |
| 3679 | DP(NETIF_MSG_LINK, "XGXS 8705\n"); |
| 3680 | |
| 3681 | bnx2x_cl45_write(bp, params->port, |
| 3682 | ext_phy_type, |
| 3683 | ext_phy_addr, |
| 3684 | MDIO_PMA_DEVAD, |
| 3685 | MDIO_PMA_REG_MISC_CTRL, |
| 3686 | 0x8288); |
| 3687 | bnx2x_cl45_write(bp, params->port, |
| 3688 | ext_phy_type, |
| 3689 | ext_phy_addr, |
| 3690 | MDIO_PMA_DEVAD, |
| 3691 | MDIO_PMA_REG_PHY_IDENTIFIER, |
| 3692 | 0x7fbf); |
| 3693 | bnx2x_cl45_write(bp, params->port, |
| 3694 | ext_phy_type, |
| 3695 | ext_phy_addr, |
| 3696 | MDIO_PMA_DEVAD, |
| 3697 | MDIO_PMA_REG_CMU_PLL_BYPASS, |
| 3698 | 0x0100); |
| 3699 | bnx2x_cl45_write(bp, params->port, |
| 3700 | ext_phy_type, |
| 3701 | ext_phy_addr, |
| 3702 | MDIO_WIS_DEVAD, |
| 3703 | MDIO_WIS_REG_LASI_CNTL, 0x1); |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 3704 | |
Eilon Greenstein | 3b313b6 | 2009-03-02 08:00:10 +0000 | [diff] [blame] | 3705 | /* BCM8705 doesn't have microcode, hence the 0 */ |
| 3706 | bnx2x_save_spirom_version(bp, params->port, |
| 3707 | params->shmem_base, 0); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3708 | break; |
| 3709 | |
| 3710 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 3711 | /* Wait until fw is loaded */ |
| 3712 | for (cnt = 0; cnt < 100; cnt++) { |
| 3713 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 3714 | ext_phy_addr, MDIO_PMA_DEVAD, |
| 3715 | MDIO_PMA_REG_ROM_VER1, &val); |
| 3716 | if (val) |
| 3717 | break; |
| 3718 | msleep(10); |
| 3719 | } |
| 3720 | DP(NETIF_MSG_LINK, "XGXS 8706 is initialized " |
| 3721 | "after %d ms\n", cnt); |
Eilon Greenstein | c2c8b03 | 2009-02-12 08:37:14 +0000 | [diff] [blame] | 3722 | if ((params->feature_config_flags & |
| 3723 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) { |
| 3724 | u8 i; |
| 3725 | u16 reg; |
| 3726 | for (i = 0; i < 4; i++) { |
| 3727 | reg = MDIO_XS_8706_REG_BANK_RX0 + |
| 3728 | i*(MDIO_XS_8706_REG_BANK_RX1 - |
| 3729 | MDIO_XS_8706_REG_BANK_RX0); |
| 3730 | bnx2x_cl45_read(bp, params->port, |
| 3731 | ext_phy_type, |
| 3732 | ext_phy_addr, |
| 3733 | MDIO_XS_DEVAD, |
| 3734 | reg, &val); |
| 3735 | /* Clear first 3 bits of the control */ |
| 3736 | val &= ~0x7; |
| 3737 | /* Set control bits according to |
| 3738 | configuation */ |
| 3739 | val |= (params->xgxs_config_rx[i] & |
| 3740 | 0x7); |
| 3741 | DP(NETIF_MSG_LINK, "Setting RX" |
| 3742 | "Equalizer to BCM8706 reg 0x%x" |
| 3743 | " <-- val 0x%x\n", reg, val); |
| 3744 | bnx2x_cl45_write(bp, params->port, |
| 3745 | ext_phy_type, |
| 3746 | ext_phy_addr, |
| 3747 | MDIO_XS_DEVAD, |
| 3748 | reg, val); |
| 3749 | } |
| 3750 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3751 | /* Force speed */ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3752 | if (params->req_line_speed == SPEED_10000) { |
| 3753 | DP(NETIF_MSG_LINK, "XGXS 8706 force 10Gbps\n"); |
| 3754 | |
| 3755 | bnx2x_cl45_write(bp, params->port, |
| 3756 | ext_phy_type, |
| 3757 | ext_phy_addr, |
| 3758 | MDIO_PMA_DEVAD, |
| 3759 | MDIO_PMA_REG_DIGITAL_CTRL, |
| 3760 | 0x400); |
Yaniv Rosner | b5bbf00 | 2009-11-05 19:18:21 +0200 | [diff] [blame] | 3761 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
| 3762 | ext_phy_addr, MDIO_PMA_DEVAD, |
| 3763 | MDIO_PMA_REG_LASI_CTRL, 1); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3764 | } else { |
| 3765 | /* Force 1Gbps using autoneg with 1G |
| 3766 | advertisment */ |
| 3767 | |
| 3768 | /* Allow CL37 through CL73 */ |
| 3769 | DP(NETIF_MSG_LINK, "XGXS 8706 AutoNeg\n"); |
| 3770 | bnx2x_cl45_write(bp, params->port, |
| 3771 | ext_phy_type, |
| 3772 | ext_phy_addr, |
| 3773 | MDIO_AN_DEVAD, |
| 3774 | MDIO_AN_REG_CL37_CL73, |
| 3775 | 0x040c); |
| 3776 | |
| 3777 | /* Enable Full-Duplex advertisment on CL37 */ |
| 3778 | bnx2x_cl45_write(bp, params->port, |
| 3779 | ext_phy_type, |
| 3780 | ext_phy_addr, |
| 3781 | MDIO_AN_DEVAD, |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 3782 | MDIO_AN_REG_CL37_FC_LP, |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3783 | 0x0020); |
| 3784 | /* Enable CL37 AN */ |
| 3785 | bnx2x_cl45_write(bp, params->port, |
| 3786 | ext_phy_type, |
| 3787 | ext_phy_addr, |
| 3788 | MDIO_AN_DEVAD, |
| 3789 | MDIO_AN_REG_CL37_AN, |
| 3790 | 0x1000); |
| 3791 | /* 1G support */ |
| 3792 | bnx2x_cl45_write(bp, params->port, |
| 3793 | ext_phy_type, |
| 3794 | ext_phy_addr, |
| 3795 | MDIO_AN_DEVAD, |
| 3796 | MDIO_AN_REG_ADV, (1<<5)); |
| 3797 | |
| 3798 | /* Enable clause 73 AN */ |
| 3799 | bnx2x_cl45_write(bp, params->port, |
| 3800 | ext_phy_type, |
| 3801 | ext_phy_addr, |
| 3802 | MDIO_AN_DEVAD, |
| 3803 | MDIO_AN_REG_CTRL, |
| 3804 | 0x1200); |
Yaniv Rosner | b5bbf00 | 2009-11-05 19:18:21 +0200 | [diff] [blame] | 3805 | bnx2x_cl45_write(bp, params->port, |
| 3806 | ext_phy_type, |
| 3807 | ext_phy_addr, |
| 3808 | MDIO_PMA_DEVAD, |
| 3809 | MDIO_PMA_REG_RX_ALARM_CTRL, |
| 3810 | 0x0400); |
| 3811 | bnx2x_cl45_write(bp, params->port, |
| 3812 | ext_phy_type, |
| 3813 | ext_phy_addr, |
| 3814 | MDIO_PMA_DEVAD, |
| 3815 | MDIO_PMA_REG_LASI_CTRL, 0x0004); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3816 | |
| 3817 | } |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 3818 | bnx2x_save_bcm_spirom_ver(bp, params->port, |
| 3819 | ext_phy_type, |
| 3820 | ext_phy_addr, |
| 3821 | params->shmem_base); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3822 | break; |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3823 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
| 3824 | DP(NETIF_MSG_LINK, "Initializing BCM8726\n"); |
| 3825 | bnx2x_bcm8726_external_rom_boot(params); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3826 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3827 | /* Need to call module detected on initialization since |
| 3828 | the module detection triggered by actual module |
| 3829 | insertion might occur before driver is loaded, and when |
| 3830 | driver is loaded, it reset all registers, including the |
| 3831 | transmitter */ |
| 3832 | bnx2x_sfp_module_detection(params); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 3833 | |
| 3834 | /* Set Flow control */ |
| 3835 | bnx2x_ext_phy_set_pause(params, vars); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3836 | if (params->req_line_speed == SPEED_1000) { |
| 3837 | DP(NETIF_MSG_LINK, "Setting 1G force\n"); |
| 3838 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
| 3839 | ext_phy_addr, MDIO_PMA_DEVAD, |
| 3840 | MDIO_PMA_REG_CTRL, 0x40); |
| 3841 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
| 3842 | ext_phy_addr, MDIO_PMA_DEVAD, |
| 3843 | MDIO_PMA_REG_10G_CTRL2, 0xD); |
| 3844 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
| 3845 | ext_phy_addr, MDIO_PMA_DEVAD, |
| 3846 | MDIO_PMA_REG_LASI_CTRL, 0x5); |
| 3847 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
| 3848 | ext_phy_addr, MDIO_PMA_DEVAD, |
| 3849 | MDIO_PMA_REG_RX_ALARM_CTRL, |
| 3850 | 0x400); |
| 3851 | } else if ((params->req_line_speed == |
| 3852 | SPEED_AUTO_NEG) && |
| 3853 | ((params->speed_cap_mask & |
| 3854 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G))) { |
Frans Pop | 2381a55 | 2010-03-24 07:57:36 +0000 | [diff] [blame] | 3855 | DP(NETIF_MSG_LINK, "Setting 1G clause37\n"); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3856 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
| 3857 | ext_phy_addr, MDIO_AN_DEVAD, |
| 3858 | MDIO_AN_REG_ADV, 0x20); |
| 3859 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
| 3860 | ext_phy_addr, MDIO_AN_DEVAD, |
| 3861 | MDIO_AN_REG_CL37_CL73, 0x040c); |
| 3862 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
| 3863 | ext_phy_addr, MDIO_AN_DEVAD, |
| 3864 | MDIO_AN_REG_CL37_FC_LD, 0x0020); |
| 3865 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
| 3866 | ext_phy_addr, MDIO_AN_DEVAD, |
| 3867 | MDIO_AN_REG_CL37_AN, 0x1000); |
| 3868 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
| 3869 | ext_phy_addr, MDIO_AN_DEVAD, |
| 3870 | MDIO_AN_REG_CTRL, 0x1200); |
| 3871 | |
| 3872 | /* Enable RX-ALARM control to receive |
| 3873 | interrupt for 1G speed change */ |
| 3874 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
| 3875 | ext_phy_addr, MDIO_PMA_DEVAD, |
| 3876 | MDIO_PMA_REG_LASI_CTRL, 0x4); |
| 3877 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
| 3878 | ext_phy_addr, MDIO_PMA_DEVAD, |
| 3879 | MDIO_PMA_REG_RX_ALARM_CTRL, |
| 3880 | 0x400); |
| 3881 | |
| 3882 | } else { /* Default 10G. Set only LASI control */ |
| 3883 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
| 3884 | ext_phy_addr, MDIO_PMA_DEVAD, |
| 3885 | MDIO_PMA_REG_LASI_CTRL, 1); |
| 3886 | } |
Eilon Greenstein | c2c8b03 | 2009-02-12 08:37:14 +0000 | [diff] [blame] | 3887 | |
| 3888 | /* Set TX PreEmphasis if needed */ |
| 3889 | if ((params->feature_config_flags & |
| 3890 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) { |
| 3891 | DP(NETIF_MSG_LINK, "Setting TX_CTRL1 0x%x," |
| 3892 | "TX_CTRL2 0x%x\n", |
| 3893 | params->xgxs_config_tx[0], |
| 3894 | params->xgxs_config_tx[1]); |
| 3895 | bnx2x_cl45_write(bp, params->port, |
| 3896 | ext_phy_type, |
| 3897 | ext_phy_addr, |
| 3898 | MDIO_PMA_DEVAD, |
| 3899 | MDIO_PMA_REG_8726_TX_CTRL1, |
| 3900 | params->xgxs_config_tx[0]); |
| 3901 | |
| 3902 | bnx2x_cl45_write(bp, params->port, |
| 3903 | ext_phy_type, |
| 3904 | ext_phy_addr, |
| 3905 | MDIO_PMA_DEVAD, |
| 3906 | MDIO_PMA_REG_8726_TX_CTRL2, |
| 3907 | params->xgxs_config_tx[1]); |
| 3908 | } |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 3909 | break; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3910 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
| 3911 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
| 3912 | { |
| 3913 | u16 tmp1; |
| 3914 | u16 rx_alarm_ctrl_val; |
| 3915 | u16 lasi_ctrl_val; |
| 3916 | if (ext_phy_type == |
| 3917 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) { |
| 3918 | rx_alarm_ctrl_val = 0x400; |
| 3919 | lasi_ctrl_val = 0x0004; |
| 3920 | } else { |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3921 | rx_alarm_ctrl_val = (1<<2); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3922 | lasi_ctrl_val = 0x0004; |
| 3923 | } |
| 3924 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3925 | /* enable LASI */ |
| 3926 | bnx2x_cl45_write(bp, params->port, |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 3927 | ext_phy_type, |
| 3928 | ext_phy_addr, |
| 3929 | MDIO_PMA_DEVAD, |
| 3930 | MDIO_PMA_REG_RX_ALARM_CTRL, |
| 3931 | rx_alarm_ctrl_val); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3932 | |
| 3933 | bnx2x_cl45_write(bp, params->port, |
| 3934 | ext_phy_type, |
| 3935 | ext_phy_addr, |
| 3936 | MDIO_PMA_DEVAD, |
| 3937 | MDIO_PMA_REG_LASI_CTRL, |
| 3938 | lasi_ctrl_val); |
| 3939 | |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 3940 | bnx2x_8073_set_pause_cl37(params, vars); |
| 3941 | |
| 3942 | if (ext_phy_type == |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 3943 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 3944 | bnx2x_bcm8072_external_rom_boot(params); |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 3945 | else |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 3946 | /* In case of 8073 with long xaui lines, |
| 3947 | don't set the 8073 xaui low power*/ |
| 3948 | bnx2x_bcm8073_set_xaui_low_power_mode(params); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 3949 | |
| 3950 | bnx2x_cl45_read(bp, params->port, |
| 3951 | ext_phy_type, |
| 3952 | ext_phy_addr, |
| 3953 | MDIO_PMA_DEVAD, |
Eilon Greenstein | 052a38e | 2009-02-12 08:37:16 +0000 | [diff] [blame] | 3954 | MDIO_PMA_REG_M8051_MSGOUT_REG, |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 3955 | &tmp1); |
| 3956 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3957 | bnx2x_cl45_read(bp, params->port, |
| 3958 | ext_phy_type, |
| 3959 | ext_phy_addr, |
| 3960 | MDIO_PMA_DEVAD, |
| 3961 | MDIO_PMA_REG_RX_ALARM, &tmp1); |
| 3962 | |
| 3963 | DP(NETIF_MSG_LINK, "Before rom RX_ALARM(port1):" |
| 3964 | "0x%x\n", tmp1); |
| 3965 | |
| 3966 | /* If this is forced speed, set to KR or KX |
| 3967 | * (all other are not supported) |
| 3968 | */ |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 3969 | if (params->loopback_mode == LOOPBACK_EXT) { |
| 3970 | bnx2x_bcm807x_force_10G(params); |
| 3971 | DP(NETIF_MSG_LINK, |
| 3972 | "Forced speed 10G on 807X\n"); |
| 3973 | break; |
| 3974 | } else { |
| 3975 | bnx2x_cl45_write(bp, params->port, |
| 3976 | ext_phy_type, ext_phy_addr, |
| 3977 | MDIO_PMA_DEVAD, |
| 3978 | MDIO_PMA_REG_BCM_CTRL, |
| 3979 | 0x0002); |
| 3980 | } |
| 3981 | if (params->req_line_speed != SPEED_AUTO_NEG) { |
| 3982 | if (params->req_line_speed == SPEED_10000) { |
| 3983 | val = (1<<7); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 3984 | } else if (params->req_line_speed == |
| 3985 | SPEED_2500) { |
| 3986 | val = (1<<5); |
| 3987 | /* Note that 2.5G works only |
| 3988 | when used with 1G advertisment */ |
| 3989 | } else |
| 3990 | val = (1<<5); |
| 3991 | } else { |
| 3992 | |
| 3993 | val = 0; |
| 3994 | if (params->speed_cap_mask & |
| 3995 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) |
| 3996 | val |= (1<<7); |
| 3997 | |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 3998 | /* Note that 2.5G works only when |
| 3999 | used with 1G advertisment */ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4000 | if (params->speed_cap_mask & |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4001 | (PORT_HW_CFG_SPEED_CAPABILITY_D0_1G | |
| 4002 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4003 | val |= (1<<5); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4004 | DP(NETIF_MSG_LINK, |
| 4005 | "807x autoneg val = 0x%x\n", val); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4006 | } |
| 4007 | |
| 4008 | bnx2x_cl45_write(bp, params->port, |
| 4009 | ext_phy_type, |
| 4010 | ext_phy_addr, |
| 4011 | MDIO_AN_DEVAD, |
| 4012 | MDIO_AN_REG_ADV, val); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4013 | if (ext_phy_type == |
| 4014 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073) { |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4015 | bnx2x_cl45_read(bp, params->port, |
| 4016 | ext_phy_type, |
| 4017 | ext_phy_addr, |
| 4018 | MDIO_AN_DEVAD, |
Eilon Greenstein | 052a38e | 2009-02-12 08:37:16 +0000 | [diff] [blame] | 4019 | MDIO_AN_REG_8073_2_5G, &tmp1); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4020 | |
| 4021 | if (((params->speed_cap_mask & |
| 4022 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G) && |
| 4023 | (params->req_line_speed == |
| 4024 | SPEED_AUTO_NEG)) || |
| 4025 | (params->req_line_speed == |
| 4026 | SPEED_2500)) { |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4027 | u16 phy_ver; |
| 4028 | /* Allow 2.5G for A1 and above */ |
| 4029 | bnx2x_cl45_read(bp, params->port, |
| 4030 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
| 4031 | ext_phy_addr, |
| 4032 | MDIO_PMA_DEVAD, |
Eilon Greenstein | 052a38e | 2009-02-12 08:37:16 +0000 | [diff] [blame] | 4033 | MDIO_PMA_REG_8073_CHIP_REV, &phy_ver); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4034 | DP(NETIF_MSG_LINK, "Add 2.5G\n"); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4035 | if (phy_ver > 0) |
| 4036 | tmp1 |= 1; |
| 4037 | else |
| 4038 | tmp1 &= 0xfffe; |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4039 | } else { |
| 4040 | DP(NETIF_MSG_LINK, "Disable 2.5G\n"); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4041 | tmp1 &= 0xfffe; |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4042 | } |
| 4043 | |
| 4044 | bnx2x_cl45_write(bp, params->port, |
| 4045 | ext_phy_type, |
| 4046 | ext_phy_addr, |
| 4047 | MDIO_AN_DEVAD, |
Eilon Greenstein | 052a38e | 2009-02-12 08:37:16 +0000 | [diff] [blame] | 4048 | MDIO_AN_REG_8073_2_5G, tmp1); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4049 | } |
| 4050 | |
| 4051 | /* Add support for CL37 (passive mode) II */ |
| 4052 | |
| 4053 | bnx2x_cl45_read(bp, params->port, |
| 4054 | ext_phy_type, |
| 4055 | ext_phy_addr, |
| 4056 | MDIO_AN_DEVAD, |
| 4057 | MDIO_AN_REG_CL37_FC_LD, |
| 4058 | &tmp1); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4059 | |
| 4060 | bnx2x_cl45_write(bp, params->port, |
| 4061 | ext_phy_type, |
| 4062 | ext_phy_addr, |
| 4063 | MDIO_AN_DEVAD, |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4064 | MDIO_AN_REG_CL37_FC_LD, (tmp1 | |
| 4065 | ((params->req_duplex == DUPLEX_FULL) ? |
| 4066 | 0x20 : 0x40))); |
| 4067 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4068 | /* Add support for CL37 (passive mode) III */ |
| 4069 | bnx2x_cl45_write(bp, params->port, |
| 4070 | ext_phy_type, |
| 4071 | ext_phy_addr, |
| 4072 | MDIO_AN_DEVAD, |
| 4073 | MDIO_AN_REG_CL37_AN, 0x1000); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4074 | |
| 4075 | if (ext_phy_type == |
| 4076 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073) { |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4077 | /* The SNR will improve about 2db by changing |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4078 | BW and FEE main tap. Rest commands are executed |
| 4079 | after link is up*/ |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4080 | /*Change FFE main cursor to 5 in EDC register*/ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4081 | if (bnx2x_8073_is_snr_needed(params)) |
| 4082 | bnx2x_cl45_write(bp, params->port, |
| 4083 | ext_phy_type, |
| 4084 | ext_phy_addr, |
| 4085 | MDIO_PMA_DEVAD, |
| 4086 | MDIO_PMA_REG_EDC_FFE_MAIN, |
| 4087 | 0xFB0C); |
| 4088 | |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4089 | /* Enable FEC (Forware Error Correction) |
| 4090 | Request in the AN */ |
| 4091 | bnx2x_cl45_read(bp, params->port, |
| 4092 | ext_phy_type, |
| 4093 | ext_phy_addr, |
| 4094 | MDIO_AN_DEVAD, |
| 4095 | MDIO_AN_REG_ADV2, &tmp1); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4096 | |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4097 | tmp1 |= (1<<15); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4098 | |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4099 | bnx2x_cl45_write(bp, params->port, |
| 4100 | ext_phy_type, |
| 4101 | ext_phy_addr, |
| 4102 | MDIO_AN_DEVAD, |
| 4103 | MDIO_AN_REG_ADV2, tmp1); |
| 4104 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4105 | } |
| 4106 | |
| 4107 | bnx2x_ext_phy_set_pause(params, vars); |
| 4108 | |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4109 | /* Restart autoneg */ |
| 4110 | msleep(500); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4111 | bnx2x_cl45_write(bp, params->port, |
| 4112 | ext_phy_type, |
| 4113 | ext_phy_addr, |
| 4114 | MDIO_AN_DEVAD, |
| 4115 | MDIO_AN_REG_CTRL, 0x1200); |
| 4116 | DP(NETIF_MSG_LINK, "807x Autoneg Restart: " |
| 4117 | "Advertise 1G=%x, 10G=%x\n", |
| 4118 | ((val & (1<<5)) > 0), |
| 4119 | ((val & (1<<7)) > 0)); |
| 4120 | break; |
| 4121 | } |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 4122 | |
| 4123 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
| 4124 | { |
| 4125 | u16 tmp1; |
| 4126 | u16 rx_alarm_ctrl_val; |
| 4127 | u16 lasi_ctrl_val; |
| 4128 | |
| 4129 | /* Enable PMD link, MOD_ABS_FLT, and 1G link alarm */ |
| 4130 | |
| 4131 | u16 mod_abs; |
| 4132 | rx_alarm_ctrl_val = (1<<2) | (1<<5) ; |
| 4133 | lasi_ctrl_val = 0x0004; |
| 4134 | |
| 4135 | DP(NETIF_MSG_LINK, "Initializing BCM8727\n"); |
| 4136 | /* enable LASI */ |
| 4137 | bnx2x_cl45_write(bp, params->port, |
| 4138 | ext_phy_type, |
| 4139 | ext_phy_addr, |
| 4140 | MDIO_PMA_DEVAD, |
| 4141 | MDIO_PMA_REG_RX_ALARM_CTRL, |
| 4142 | rx_alarm_ctrl_val); |
| 4143 | |
| 4144 | bnx2x_cl45_write(bp, params->port, |
| 4145 | ext_phy_type, |
| 4146 | ext_phy_addr, |
| 4147 | MDIO_PMA_DEVAD, |
| 4148 | MDIO_PMA_REG_LASI_CTRL, |
| 4149 | lasi_ctrl_val); |
| 4150 | |
| 4151 | /* Initially configure MOD_ABS to interrupt when |
| 4152 | module is presence( bit 8) */ |
| 4153 | bnx2x_cl45_read(bp, params->port, |
| 4154 | ext_phy_type, |
| 4155 | ext_phy_addr, |
| 4156 | MDIO_PMA_DEVAD, |
| 4157 | MDIO_PMA_REG_PHY_IDENTIFIER, &mod_abs); |
| 4158 | /* Set EDC off by setting OPTXLOS signal input to low |
| 4159 | (bit 9). |
| 4160 | When the EDC is off it locks onto a reference clock and |
| 4161 | avoids becoming 'lost'.*/ |
| 4162 | mod_abs &= ~((1<<8) | (1<<9)); |
| 4163 | bnx2x_cl45_write(bp, params->port, |
| 4164 | ext_phy_type, |
| 4165 | ext_phy_addr, |
| 4166 | MDIO_PMA_DEVAD, |
| 4167 | MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs); |
| 4168 | |
| 4169 | /* Make MOD_ABS give interrupt on change */ |
| 4170 | bnx2x_cl45_read(bp, params->port, |
| 4171 | ext_phy_type, |
| 4172 | ext_phy_addr, |
| 4173 | MDIO_PMA_DEVAD, |
| 4174 | MDIO_PMA_REG_8727_PCS_OPT_CTRL, |
| 4175 | &val); |
| 4176 | val |= (1<<12); |
| 4177 | bnx2x_cl45_write(bp, params->port, |
| 4178 | ext_phy_type, |
| 4179 | ext_phy_addr, |
| 4180 | MDIO_PMA_DEVAD, |
| 4181 | MDIO_PMA_REG_8727_PCS_OPT_CTRL, |
| 4182 | val); |
| 4183 | |
| 4184 | /* Set 8727 GPIOs to input to allow reading from the |
| 4185 | 8727 GPIO0 status which reflect SFP+ module |
| 4186 | over-current */ |
| 4187 | |
| 4188 | bnx2x_cl45_read(bp, params->port, |
| 4189 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 4190 | ext_phy_addr, |
| 4191 | MDIO_PMA_DEVAD, |
| 4192 | MDIO_PMA_REG_8727_PCS_OPT_CTRL, |
| 4193 | &val); |
| 4194 | val &= 0xff8f; /* Reset bits 4-6 */ |
| 4195 | bnx2x_cl45_write(bp, params->port, |
| 4196 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 4197 | ext_phy_addr, |
| 4198 | MDIO_PMA_DEVAD, |
| 4199 | MDIO_PMA_REG_8727_PCS_OPT_CTRL, |
| 4200 | val); |
| 4201 | |
| 4202 | bnx2x_8727_power_module(bp, params, ext_phy_addr, 1); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 4203 | |
| 4204 | bnx2x_cl45_read(bp, params->port, |
| 4205 | ext_phy_type, |
| 4206 | ext_phy_addr, |
| 4207 | MDIO_PMA_DEVAD, |
| 4208 | MDIO_PMA_REG_M8051_MSGOUT_REG, |
| 4209 | &tmp1); |
| 4210 | |
| 4211 | bnx2x_cl45_read(bp, params->port, |
| 4212 | ext_phy_type, |
| 4213 | ext_phy_addr, |
| 4214 | MDIO_PMA_DEVAD, |
| 4215 | MDIO_PMA_REG_RX_ALARM, &tmp1); |
| 4216 | |
| 4217 | /* Set option 1G speed */ |
| 4218 | if (params->req_line_speed == SPEED_1000) { |
| 4219 | |
| 4220 | DP(NETIF_MSG_LINK, "Setting 1G force\n"); |
| 4221 | bnx2x_cl45_write(bp, params->port, |
| 4222 | ext_phy_type, |
| 4223 | ext_phy_addr, |
| 4224 | MDIO_PMA_DEVAD, |
| 4225 | MDIO_PMA_REG_CTRL, 0x40); |
| 4226 | bnx2x_cl45_write(bp, params->port, |
| 4227 | ext_phy_type, |
| 4228 | ext_phy_addr, |
| 4229 | MDIO_PMA_DEVAD, |
| 4230 | MDIO_PMA_REG_10G_CTRL2, 0xD); |
| 4231 | bnx2x_cl45_read(bp, params->port, |
| 4232 | ext_phy_type, |
| 4233 | ext_phy_addr, |
| 4234 | MDIO_PMA_DEVAD, |
| 4235 | MDIO_PMA_REG_10G_CTRL2, &tmp1); |
Frans Pop | 2381a55 | 2010-03-24 07:57:36 +0000 | [diff] [blame] | 4236 | DP(NETIF_MSG_LINK, "1.7 = 0x%x\n", tmp1); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 4237 | |
| 4238 | } else if ((params->req_line_speed == |
| 4239 | SPEED_AUTO_NEG) && |
| 4240 | ((params->speed_cap_mask & |
Yaniv Rosner | eb80ce7 | 2010-09-01 09:51:20 +0000 | [diff] [blame] | 4241 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) && |
| 4242 | ((params->speed_cap_mask & |
| 4243 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) != |
| 4244 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) { |
Frans Pop | 2381a55 | 2010-03-24 07:57:36 +0000 | [diff] [blame] | 4245 | DP(NETIF_MSG_LINK, "Setting 1G clause37\n"); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 4246 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
| 4247 | ext_phy_addr, MDIO_AN_DEVAD, |
| 4248 | MDIO_PMA_REG_8727_MISC_CTRL, 0); |
| 4249 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
| 4250 | ext_phy_addr, MDIO_AN_DEVAD, |
| 4251 | MDIO_AN_REG_CL37_AN, 0x1300); |
| 4252 | } else { |
| 4253 | /* Since the 8727 has only single reset pin, |
| 4254 | need to set the 10G registers although it is |
| 4255 | default */ |
| 4256 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
Yaniv Rosner | eb80ce7 | 2010-09-01 09:51:20 +0000 | [diff] [blame] | 4257 | ext_phy_addr, MDIO_AN_DEVAD, |
| 4258 | MDIO_AN_REG_8727_MISC_CTRL, |
| 4259 | 0x0020); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 4260 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
Yaniv Rosner | eb80ce7 | 2010-09-01 09:51:20 +0000 | [diff] [blame] | 4261 | ext_phy_addr, MDIO_AN_DEVAD, |
| 4262 | MDIO_AN_REG_CL37_AN, 0x0100); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 4263 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
Yaniv Rosner | eb80ce7 | 2010-09-01 09:51:20 +0000 | [diff] [blame] | 4264 | ext_phy_addr, MDIO_PMA_DEVAD, |
| 4265 | MDIO_PMA_REG_CTRL, 0x2040); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 4266 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
Yaniv Rosner | eb80ce7 | 2010-09-01 09:51:20 +0000 | [diff] [blame] | 4267 | ext_phy_addr, MDIO_PMA_DEVAD, |
| 4268 | MDIO_PMA_REG_10G_CTRL2, 0x0008); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 4269 | } |
| 4270 | |
Yaniv Rosner | 1ab6c16 | 2010-06-14 23:25:19 -0700 | [diff] [blame] | 4271 | /* Set 2-wire transfer rate of SFP+ module EEPROM |
| 4272 | * to 100Khz since some DACs(direct attached cables) do |
| 4273 | * not work at 400Khz. |
| 4274 | */ |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 4275 | bnx2x_cl45_write(bp, params->port, |
| 4276 | ext_phy_type, |
| 4277 | ext_phy_addr, |
| 4278 | MDIO_PMA_DEVAD, |
| 4279 | MDIO_PMA_REG_8727_TWO_WIRE_SLAVE_ADDR, |
Yaniv Rosner | 1ab6c16 | 2010-06-14 23:25:19 -0700 | [diff] [blame] | 4280 | 0xa001); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 4281 | |
| 4282 | /* Set TX PreEmphasis if needed */ |
| 4283 | if ((params->feature_config_flags & |
| 4284 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) { |
| 4285 | DP(NETIF_MSG_LINK, "Setting TX_CTRL1 0x%x," |
| 4286 | "TX_CTRL2 0x%x\n", |
| 4287 | params->xgxs_config_tx[0], |
| 4288 | params->xgxs_config_tx[1]); |
| 4289 | bnx2x_cl45_write(bp, params->port, |
| 4290 | ext_phy_type, |
| 4291 | ext_phy_addr, |
| 4292 | MDIO_PMA_DEVAD, |
| 4293 | MDIO_PMA_REG_8727_TX_CTRL1, |
| 4294 | params->xgxs_config_tx[0]); |
| 4295 | |
| 4296 | bnx2x_cl45_write(bp, params->port, |
| 4297 | ext_phy_type, |
| 4298 | ext_phy_addr, |
| 4299 | MDIO_PMA_DEVAD, |
| 4300 | MDIO_PMA_REG_8727_TX_CTRL2, |
| 4301 | params->xgxs_config_tx[1]); |
| 4302 | } |
| 4303 | |
| 4304 | break; |
| 4305 | } |
| 4306 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4307 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 4308 | { |
| 4309 | u16 fw_ver1, fw_ver2; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4310 | DP(NETIF_MSG_LINK, |
| 4311 | "Setting the SFX7101 LASI indication\n"); |
| 4312 | |
| 4313 | bnx2x_cl45_write(bp, params->port, |
| 4314 | ext_phy_type, |
| 4315 | ext_phy_addr, |
| 4316 | MDIO_PMA_DEVAD, |
| 4317 | MDIO_PMA_REG_LASI_CTRL, 0x1); |
| 4318 | DP(NETIF_MSG_LINK, |
| 4319 | "Setting the SFX7101 LED to blink on traffic\n"); |
| 4320 | bnx2x_cl45_write(bp, params->port, |
| 4321 | ext_phy_type, |
| 4322 | ext_phy_addr, |
| 4323 | MDIO_PMA_DEVAD, |
| 4324 | MDIO_PMA_REG_7107_LED_CNTL, (1<<3)); |
| 4325 | |
| 4326 | bnx2x_ext_phy_set_pause(params, vars); |
| 4327 | /* Restart autoneg */ |
| 4328 | bnx2x_cl45_read(bp, params->port, |
| 4329 | ext_phy_type, |
| 4330 | ext_phy_addr, |
| 4331 | MDIO_AN_DEVAD, |
| 4332 | MDIO_AN_REG_CTRL, &val); |
| 4333 | val |= 0x200; |
| 4334 | bnx2x_cl45_write(bp, params->port, |
| 4335 | ext_phy_type, |
| 4336 | ext_phy_addr, |
| 4337 | MDIO_AN_DEVAD, |
| 4338 | MDIO_AN_REG_CTRL, val); |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 4339 | |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 4340 | /* Save spirom version */ |
| 4341 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 4342 | ext_phy_addr, MDIO_PMA_DEVAD, |
| 4343 | MDIO_PMA_REG_7101_VER1, &fw_ver1); |
| 4344 | |
| 4345 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 4346 | ext_phy_addr, MDIO_PMA_DEVAD, |
| 4347 | MDIO_PMA_REG_7101_VER2, &fw_ver2); |
| 4348 | |
| 4349 | bnx2x_save_spirom_version(params->bp, params->port, |
| 4350 | params->shmem_base, |
| 4351 | (u32)(fw_ver1<<16 | fw_ver2)); |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 4352 | break; |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 4353 | } |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 4354 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: |
Yaniv Rosner | 4f60dab | 2009-11-05 19:18:23 +0200 | [diff] [blame] | 4355 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823: |
Yaniv Rosner | ac4d944 | 2010-09-01 09:51:25 +0000 | [diff] [blame] | 4356 | { |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 4357 | /* This phy uses the NIG latch mechanism since link |
| 4358 | indication arrives through its LED4 and not via |
| 4359 | its LASI signal, so we get steady signal |
| 4360 | instead of clear on read */ |
Yaniv Rosner | ac4d944 | 2010-09-01 09:51:25 +0000 | [diff] [blame] | 4361 | u16 autoneg_val, an_1000_val, an_10_100_val; |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 4362 | bnx2x_bits_en(bp, NIG_REG_LATCH_BC_0 + params->port*4, |
Yaniv Rosner | ac4d944 | 2010-09-01 09:51:25 +0000 | [diff] [blame] | 4363 | 1 << NIG_LATCH_BC_ENABLE_MI_INT); |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 4364 | |
Yaniv Rosner | 4f60dab | 2009-11-05 19:18:23 +0200 | [diff] [blame] | 4365 | bnx2x_cl45_write(bp, params->port, |
Yaniv Rosner | ac4d944 | 2010-09-01 09:51:25 +0000 | [diff] [blame] | 4366 | ext_phy_type, |
| 4367 | ext_phy_addr, |
| 4368 | MDIO_PMA_DEVAD, |
| 4369 | MDIO_PMA_REG_CTRL, 0x0000); |
Yaniv Rosner | 4f60dab | 2009-11-05 19:18:23 +0200 | [diff] [blame] | 4370 | |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 4371 | bnx2x_8481_set_led4(params, ext_phy_type, ext_phy_addr); |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 4372 | |
Yaniv Rosner | ac4d944 | 2010-09-01 09:51:25 +0000 | [diff] [blame] | 4373 | bnx2x_cl45_read(bp, params->port, |
| 4374 | ext_phy_type, |
| 4375 | ext_phy_addr, |
| 4376 | MDIO_AN_DEVAD, |
| 4377 | MDIO_AN_REG_8481_1000T_CTRL, |
| 4378 | &an_1000_val); |
| 4379 | bnx2x_ext_phy_set_pause(params, vars); |
| 4380 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 4381 | ext_phy_addr, MDIO_AN_DEVAD, |
| 4382 | MDIO_AN_REG_8481_LEGACY_AN_ADV, |
| 4383 | &an_10_100_val); |
| 4384 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 4385 | ext_phy_addr, MDIO_AN_DEVAD, |
| 4386 | MDIO_AN_REG_8481_LEGACY_MII_CTRL, |
| 4387 | &autoneg_val); |
| 4388 | /* Disable forced speed */ |
| 4389 | autoneg_val &= ~((1<<6) | (1<<8) | (1<<9) | (1<<12) | |
| 4390 | (1<<13)); |
| 4391 | an_10_100_val &= ~((1<<5) | (1<<6) | (1<<7) | (1<<8)); |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 4392 | |
Yaniv Rosner | ac4d944 | 2010-09-01 09:51:25 +0000 | [diff] [blame] | 4393 | if (((params->req_line_speed == SPEED_AUTO_NEG) && |
| 4394 | (params->speed_cap_mask & |
| 4395 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) || |
| 4396 | (params->req_line_speed == SPEED_1000)) { |
| 4397 | an_1000_val |= (1<<8); |
| 4398 | autoneg_val |= (1<<9 | 1<<12); |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 4399 | if (params->req_duplex == DUPLEX_FULL) |
Yaniv Rosner | ac4d944 | 2010-09-01 09:51:25 +0000 | [diff] [blame] | 4400 | an_1000_val |= (1<<9); |
| 4401 | DP(NETIF_MSG_LINK, "Advertising 1G\n"); |
| 4402 | } else |
| 4403 | an_1000_val &= ~((1<<8) | (1<<9)); |
Yaniv Rosner | 46d15cc | 2009-11-05 19:18:30 +0200 | [diff] [blame] | 4404 | |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 4405 | bnx2x_cl45_write(bp, params->port, |
Yaniv Rosner | ac4d944 | 2010-09-01 09:51:25 +0000 | [diff] [blame] | 4406 | ext_phy_type, |
| 4407 | ext_phy_addr, |
| 4408 | MDIO_AN_DEVAD, |
| 4409 | MDIO_AN_REG_8481_1000T_CTRL, |
| 4410 | an_1000_val); |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 4411 | |
Yaniv Rosner | ac4d944 | 2010-09-01 09:51:25 +0000 | [diff] [blame] | 4412 | /* set 10 speed advertisement */ |
| 4413 | if (((params->req_line_speed == SPEED_AUTO_NEG) && |
| 4414 | (params->speed_cap_mask & |
| 4415 | (PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL | |
| 4416 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)))) { |
| 4417 | an_10_100_val |= (1<<7); |
| 4418 | /* |
| 4419 | * Enable autoneg and restart autoneg for |
| 4420 | * legacy speeds |
| 4421 | */ |
| 4422 | autoneg_val |= (1<<9 | 1<<12); |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 4423 | |
Yaniv Rosner | ac4d944 | 2010-09-01 09:51:25 +0000 | [diff] [blame] | 4424 | if (params->req_duplex == DUPLEX_FULL) |
| 4425 | an_10_100_val |= (1<<8); |
| 4426 | DP(NETIF_MSG_LINK, "Advertising 100M\n"); |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 4427 | } |
Yaniv Rosner | ac4d944 | 2010-09-01 09:51:25 +0000 | [diff] [blame] | 4428 | /* set 10 speed advertisement */ |
| 4429 | if (((params->req_line_speed == SPEED_AUTO_NEG) && |
| 4430 | (params->speed_cap_mask & |
| 4431 | (PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL | |
| 4432 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)))) { |
| 4433 | an_10_100_val |= (1<<5); |
| 4434 | autoneg_val |= (1<<9 | 1<<12); |
| 4435 | if (params->req_duplex == DUPLEX_FULL) |
| 4436 | an_10_100_val |= (1<<6); |
| 4437 | DP(NETIF_MSG_LINK, "Advertising 10M\n"); |
| 4438 | } |
| 4439 | |
| 4440 | /* Only 10/100 are allowed to work in FORCE mode */ |
| 4441 | if (params->req_line_speed == SPEED_100) { |
| 4442 | autoneg_val |= (1<<13); |
| 4443 | /* Enabled AUTO-MDIX when autoneg is disabled */ |
| 4444 | bnx2x_cl45_write(bp, params->port, |
| 4445 | ext_phy_type, |
| 4446 | ext_phy_addr, |
| 4447 | MDIO_AN_DEVAD, |
| 4448 | MDIO_AN_REG_8481_AUX_CTRL, |
| 4449 | (1<<15 | 1<<9 | 7<<0)); |
| 4450 | DP(NETIF_MSG_LINK, "Setting 100M force\n"); |
| 4451 | } |
| 4452 | if (params->req_line_speed == SPEED_10) { |
| 4453 | /* Enabled AUTO-MDIX when autoneg is disabled */ |
| 4454 | bnx2x_cl45_write(bp, params->port, |
| 4455 | ext_phy_type, |
| 4456 | ext_phy_addr, |
| 4457 | MDIO_AN_DEVAD, |
| 4458 | MDIO_AN_REG_8481_AUX_CTRL, |
| 4459 | (1<<15 | 1<<9 | 7<<0)); |
| 4460 | DP(NETIF_MSG_LINK, "Setting 10M force\n"); |
| 4461 | } |
| 4462 | |
| 4463 | bnx2x_cl45_write(bp, params->port, |
| 4464 | ext_phy_type, |
| 4465 | ext_phy_addr, |
| 4466 | MDIO_AN_DEVAD, |
| 4467 | MDIO_AN_REG_8481_LEGACY_AN_ADV, |
| 4468 | an_10_100_val); |
| 4469 | |
| 4470 | if (params->req_duplex == DUPLEX_FULL) |
| 4471 | autoneg_val |= (1<<8); |
| 4472 | |
| 4473 | bnx2x_cl45_write(bp, params->port, |
| 4474 | ext_phy_type, |
| 4475 | ext_phy_addr, |
| 4476 | MDIO_AN_DEVAD, |
| 4477 | MDIO_AN_REG_8481_LEGACY_MII_CTRL, |
| 4478 | autoneg_val); |
| 4479 | |
| 4480 | if (((params->req_line_speed == SPEED_AUTO_NEG) && |
| 4481 | (params->speed_cap_mask & |
| 4482 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) || |
| 4483 | (params->req_line_speed == SPEED_10000)) { |
| 4484 | DP(NETIF_MSG_LINK, "Advertising 10G\n"); |
| 4485 | /* Restart autoneg for 10G*/ |
| 4486 | |
| 4487 | bnx2x_cl45_write(bp, params->port, |
| 4488 | ext_phy_type, |
| 4489 | ext_phy_addr, |
| 4490 | MDIO_AN_DEVAD, |
| 4491 | MDIO_AN_REG_CTRL, |
| 4492 | 0x3200); |
| 4493 | |
| 4494 | } else if (params->req_line_speed != SPEED_10 && |
| 4495 | params->req_line_speed != SPEED_100) |
| 4496 | bnx2x_cl45_write(bp, params->port, |
| 4497 | ext_phy_type, |
| 4498 | ext_phy_addr, |
| 4499 | MDIO_AN_DEVAD, |
| 4500 | MDIO_AN_REG_8481_10GBASE_T_AN_CTRL, |
| 4501 | 1); |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 4502 | |
Eilon Greenstein | b1607af | 2009-08-12 08:22:54 +0000 | [diff] [blame] | 4503 | /* Save spirom version */ |
| 4504 | bnx2x_save_8481_spirom_version(bp, params->port, |
| 4505 | ext_phy_addr, |
| 4506 | params->shmem_base); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4507 | break; |
Yaniv Rosner | ac4d944 | 2010-09-01 09:51:25 +0000 | [diff] [blame] | 4508 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4509 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
| 4510 | DP(NETIF_MSG_LINK, |
| 4511 | "XGXS PHY Failure detected 0x%x\n", |
| 4512 | params->ext_phy_config); |
| 4513 | rc = -EINVAL; |
| 4514 | break; |
| 4515 | default: |
| 4516 | DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", |
| 4517 | params->ext_phy_config); |
| 4518 | rc = -EINVAL; |
| 4519 | break; |
| 4520 | } |
| 4521 | |
| 4522 | } else { /* SerDes */ |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 4523 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4524 | ext_phy_type = SERDES_EXT_PHY_TYPE(params->ext_phy_config); |
| 4525 | switch (ext_phy_type) { |
| 4526 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: |
| 4527 | DP(NETIF_MSG_LINK, "SerDes Direct\n"); |
| 4528 | break; |
| 4529 | |
| 4530 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: |
| 4531 | DP(NETIF_MSG_LINK, "SerDes 5482\n"); |
| 4532 | break; |
| 4533 | |
| 4534 | default: |
| 4535 | DP(NETIF_MSG_LINK, "BAD SerDes ext_phy_config 0x%x\n", |
| 4536 | params->ext_phy_config); |
| 4537 | break; |
| 4538 | } |
| 4539 | } |
| 4540 | return rc; |
| 4541 | } |
| 4542 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 4543 | static void bnx2x_8727_handle_mod_abs(struct link_params *params) |
| 4544 | { |
| 4545 | struct bnx2x *bp = params->bp; |
| 4546 | u16 mod_abs, rx_alarm_status; |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 4547 | u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 4548 | u32 val = REG_RD(bp, params->shmem_base + |
| 4549 | offsetof(struct shmem_region, dev_info. |
| 4550 | port_feature_config[params->port]. |
| 4551 | config)); |
| 4552 | bnx2x_cl45_read(bp, params->port, |
| 4553 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 4554 | ext_phy_addr, |
| 4555 | MDIO_PMA_DEVAD, |
| 4556 | MDIO_PMA_REG_PHY_IDENTIFIER, &mod_abs); |
| 4557 | if (mod_abs & (1<<8)) { |
| 4558 | |
| 4559 | /* Module is absent */ |
| 4560 | DP(NETIF_MSG_LINK, "MOD_ABS indication " |
| 4561 | "show module is absent\n"); |
| 4562 | |
| 4563 | /* 1. Set mod_abs to detect next module |
| 4564 | presence event |
| 4565 | 2. Set EDC off by setting OPTXLOS signal input to low |
| 4566 | (bit 9). |
| 4567 | When the EDC is off it locks onto a reference clock and |
| 4568 | avoids becoming 'lost'.*/ |
| 4569 | mod_abs &= ~((1<<8)|(1<<9)); |
| 4570 | bnx2x_cl45_write(bp, params->port, |
| 4571 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 4572 | ext_phy_addr, |
| 4573 | MDIO_PMA_DEVAD, |
| 4574 | MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs); |
| 4575 | |
| 4576 | /* Clear RX alarm since it stays up as long as |
| 4577 | the mod_abs wasn't changed */ |
| 4578 | bnx2x_cl45_read(bp, params->port, |
| 4579 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 4580 | ext_phy_addr, |
| 4581 | MDIO_PMA_DEVAD, |
| 4582 | MDIO_PMA_REG_RX_ALARM, &rx_alarm_status); |
| 4583 | |
| 4584 | } else { |
| 4585 | /* Module is present */ |
| 4586 | DP(NETIF_MSG_LINK, "MOD_ABS indication " |
| 4587 | "show module is present\n"); |
| 4588 | /* First thing, disable transmitter, |
| 4589 | and if the module is ok, the |
| 4590 | module_detection will enable it*/ |
| 4591 | |
| 4592 | /* 1. Set mod_abs to detect next module |
| 4593 | absent event ( bit 8) |
| 4594 | 2. Restore the default polarity of the OPRXLOS signal and |
| 4595 | this signal will then correctly indicate the presence or |
| 4596 | absence of the Rx signal. (bit 9) */ |
| 4597 | mod_abs |= ((1<<8)|(1<<9)); |
| 4598 | bnx2x_cl45_write(bp, params->port, |
| 4599 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 4600 | ext_phy_addr, |
| 4601 | MDIO_PMA_DEVAD, |
| 4602 | MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs); |
| 4603 | |
| 4604 | /* Clear RX alarm since it stays up as long as |
| 4605 | the mod_abs wasn't changed. This is need to be done |
| 4606 | before calling the module detection, otherwise it will clear |
| 4607 | the link update alarm */ |
| 4608 | bnx2x_cl45_read(bp, params->port, |
| 4609 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 4610 | ext_phy_addr, |
| 4611 | MDIO_PMA_DEVAD, |
| 4612 | MDIO_PMA_REG_RX_ALARM, &rx_alarm_status); |
| 4613 | |
| 4614 | |
| 4615 | if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) == |
| 4616 | PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER) |
| 4617 | bnx2x_sfp_set_transmitter(bp, params->port, |
| 4618 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 4619 | ext_phy_addr, 0); |
| 4620 | |
| 4621 | if (bnx2x_wait_for_sfp_module_initialized(params) |
| 4622 | == 0) |
| 4623 | bnx2x_sfp_module_detection(params); |
| 4624 | else |
| 4625 | DP(NETIF_MSG_LINK, "SFP+ module is not initialized\n"); |
| 4626 | } |
| 4627 | |
| 4628 | DP(NETIF_MSG_LINK, "8727 RX_ALARM_STATUS 0x%x\n", |
| 4629 | rx_alarm_status); |
| 4630 | /* No need to check link status in case of |
| 4631 | module plugged in/out */ |
| 4632 | } |
| 4633 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4634 | |
| 4635 | static u8 bnx2x_ext_phy_is_link_up(struct link_params *params, |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 4636 | struct link_vars *vars, |
| 4637 | u8 is_mi_int) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4638 | { |
| 4639 | struct bnx2x *bp = params->bp; |
| 4640 | u32 ext_phy_type; |
| 4641 | u8 ext_phy_addr; |
| 4642 | u16 val1 = 0, val2; |
| 4643 | u16 rx_sd, pcs_status; |
| 4644 | u8 ext_phy_link_up = 0; |
| 4645 | u8 port = params->port; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 4646 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4647 | if (vars->phy_flags & PHY_XGXS_FLAG) { |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 4648 | ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4649 | ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
| 4650 | switch (ext_phy_type) { |
| 4651 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: |
| 4652 | DP(NETIF_MSG_LINK, "XGXS Direct\n"); |
| 4653 | ext_phy_link_up = 1; |
| 4654 | break; |
| 4655 | |
| 4656 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: |
| 4657 | DP(NETIF_MSG_LINK, "XGXS 8705\n"); |
| 4658 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 4659 | ext_phy_addr, |
| 4660 | MDIO_WIS_DEVAD, |
| 4661 | MDIO_WIS_REG_LASI_STATUS, &val1); |
| 4662 | DP(NETIF_MSG_LINK, "8705 LASI status 0x%x\n", val1); |
| 4663 | |
| 4664 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 4665 | ext_phy_addr, |
| 4666 | MDIO_WIS_DEVAD, |
| 4667 | MDIO_WIS_REG_LASI_STATUS, &val1); |
| 4668 | DP(NETIF_MSG_LINK, "8705 LASI status 0x%x\n", val1); |
| 4669 | |
| 4670 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 4671 | ext_phy_addr, |
| 4672 | MDIO_PMA_DEVAD, |
| 4673 | MDIO_PMA_REG_RX_SD, &rx_sd); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 4674 | |
| 4675 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 4676 | ext_phy_addr, |
| 4677 | 1, |
| 4678 | 0xc809, &val1); |
| 4679 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 4680 | ext_phy_addr, |
| 4681 | 1, |
| 4682 | 0xc809, &val1); |
| 4683 | |
| 4684 | DP(NETIF_MSG_LINK, "8705 1.c809 val=0x%x\n", val1); |
Joe Perches | 8e95a20 | 2009-12-03 07:58:21 +0000 | [diff] [blame] | 4685 | ext_phy_link_up = ((rx_sd & 0x1) && (val1 & (1<<9)) && |
| 4686 | ((val1 & (1<<8)) == 0)); |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 4687 | if (ext_phy_link_up) |
| 4688 | vars->line_speed = SPEED_10000; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4689 | break; |
| 4690 | |
| 4691 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 4692 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
| 4693 | DP(NETIF_MSG_LINK, "XGXS 8706/8726\n"); |
| 4694 | /* Clear RX Alarm*/ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4695 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 4696 | ext_phy_addr, |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 4697 | MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM, |
| 4698 | &val2); |
| 4699 | /* clear LASI indication*/ |
| 4700 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 4701 | ext_phy_addr, |
| 4702 | MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, |
| 4703 | &val1); |
| 4704 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 4705 | ext_phy_addr, |
| 4706 | MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, |
| 4707 | &val2); |
| 4708 | DP(NETIF_MSG_LINK, "8706/8726 LASI status 0x%x-->" |
| 4709 | "0x%x\n", val1, val2); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4710 | |
| 4711 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 4712 | ext_phy_addr, |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 4713 | MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_SD, |
| 4714 | &rx_sd); |
| 4715 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 4716 | ext_phy_addr, |
| 4717 | MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, |
| 4718 | &pcs_status); |
| 4719 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 4720 | ext_phy_addr, |
| 4721 | MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, |
| 4722 | &val2); |
| 4723 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 4724 | ext_phy_addr, |
| 4725 | MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, |
| 4726 | &val2); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4727 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 4728 | DP(NETIF_MSG_LINK, "8706/8726 rx_sd 0x%x" |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4729 | " pcs_status 0x%x 1Gbps link_status 0x%x\n", |
| 4730 | rx_sd, pcs_status, val2); |
| 4731 | /* link is up if both bit 0 of pmd_rx_sd and |
| 4732 | * bit 0 of pcs_status are set, or if the autoneg bit |
| 4733 | 1 is set |
| 4734 | */ |
| 4735 | ext_phy_link_up = ((rx_sd & pcs_status & 0x1) || |
| 4736 | (val2 & (1<<1))); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 4737 | if (ext_phy_link_up) { |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 4738 | if (ext_phy_type == |
| 4739 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) { |
| 4740 | /* If transmitter is disabled, |
| 4741 | ignore false link up indication */ |
| 4742 | bnx2x_cl45_read(bp, params->port, |
| 4743 | ext_phy_type, |
| 4744 | ext_phy_addr, |
| 4745 | MDIO_PMA_DEVAD, |
| 4746 | MDIO_PMA_REG_PHY_IDENTIFIER, |
| 4747 | &val1); |
| 4748 | if (val1 & (1<<15)) { |
| 4749 | DP(NETIF_MSG_LINK, "Tx is " |
| 4750 | "disabled\n"); |
| 4751 | ext_phy_link_up = 0; |
| 4752 | break; |
| 4753 | } |
| 4754 | } |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 4755 | if (val2 & (1<<1)) |
| 4756 | vars->line_speed = SPEED_1000; |
| 4757 | else |
| 4758 | vars->line_speed = SPEED_10000; |
| 4759 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4760 | break; |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 4761 | |
| 4762 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
| 4763 | { |
| 4764 | u16 link_status = 0; |
| 4765 | u16 rx_alarm_status; |
| 4766 | /* Check the LASI */ |
| 4767 | bnx2x_cl45_read(bp, params->port, |
| 4768 | ext_phy_type, |
| 4769 | ext_phy_addr, |
| 4770 | MDIO_PMA_DEVAD, |
| 4771 | MDIO_PMA_REG_RX_ALARM, &rx_alarm_status); |
| 4772 | |
| 4773 | DP(NETIF_MSG_LINK, "8727 RX_ALARM_STATUS 0x%x\n", |
| 4774 | rx_alarm_status); |
| 4775 | |
| 4776 | bnx2x_cl45_read(bp, params->port, |
| 4777 | ext_phy_type, |
| 4778 | ext_phy_addr, |
| 4779 | MDIO_PMA_DEVAD, |
| 4780 | MDIO_PMA_REG_LASI_STATUS, &val1); |
| 4781 | |
| 4782 | DP(NETIF_MSG_LINK, |
| 4783 | "8727 LASI status 0x%x\n", |
| 4784 | val1); |
| 4785 | |
| 4786 | /* Clear MSG-OUT */ |
| 4787 | bnx2x_cl45_read(bp, params->port, |
| 4788 | ext_phy_type, |
| 4789 | ext_phy_addr, |
| 4790 | MDIO_PMA_DEVAD, |
| 4791 | MDIO_PMA_REG_M8051_MSGOUT_REG, |
| 4792 | &val1); |
| 4793 | |
| 4794 | /* |
| 4795 | * If a module is present and there is need to check |
| 4796 | * for over current |
| 4797 | */ |
| 4798 | if (!(params->feature_config_flags & |
| 4799 | FEATURE_CONFIG_BCM8727_NOC) && |
| 4800 | !(rx_alarm_status & (1<<5))) { |
| 4801 | /* Check over-current using 8727 GPIO0 input*/ |
| 4802 | bnx2x_cl45_read(bp, params->port, |
| 4803 | ext_phy_type, |
| 4804 | ext_phy_addr, |
| 4805 | MDIO_PMA_DEVAD, |
| 4806 | MDIO_PMA_REG_8727_GPIO_CTRL, |
| 4807 | &val1); |
| 4808 | |
| 4809 | if ((val1 & (1<<8)) == 0) { |
| 4810 | DP(NETIF_MSG_LINK, "8727 Power fault" |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 4811 | " has been detected on " |
| 4812 | "port %d\n", |
| 4813 | params->port); |
Joe Perches | 7995c64 | 2010-02-17 15:01:52 +0000 | [diff] [blame] | 4814 | netdev_err(bp->dev, "Error: Power fault on Port %d has been detected and the power to that SFP+ module has been removed to prevent failure of the card. Please remove the SFP+ module and restart the system to clear this error.\n", |
| 4815 | params->port); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 4816 | /* |
| 4817 | * Disable all RX_ALARMs except for |
| 4818 | * mod_abs |
| 4819 | */ |
| 4820 | bnx2x_cl45_write(bp, params->port, |
| 4821 | ext_phy_type, |
| 4822 | ext_phy_addr, |
| 4823 | MDIO_PMA_DEVAD, |
| 4824 | MDIO_PMA_REG_RX_ALARM_CTRL, |
| 4825 | (1<<5)); |
| 4826 | |
| 4827 | bnx2x_cl45_read(bp, params->port, |
| 4828 | ext_phy_type, |
| 4829 | ext_phy_addr, |
| 4830 | MDIO_PMA_DEVAD, |
| 4831 | MDIO_PMA_REG_PHY_IDENTIFIER, |
| 4832 | &val1); |
| 4833 | /* Wait for module_absent_event */ |
| 4834 | val1 |= (1<<8); |
| 4835 | bnx2x_cl45_write(bp, params->port, |
| 4836 | ext_phy_type, |
| 4837 | ext_phy_addr, |
| 4838 | MDIO_PMA_DEVAD, |
| 4839 | MDIO_PMA_REG_PHY_IDENTIFIER, |
| 4840 | val1); |
| 4841 | /* Clear RX alarm */ |
| 4842 | bnx2x_cl45_read(bp, params->port, |
| 4843 | ext_phy_type, |
| 4844 | ext_phy_addr, |
| 4845 | MDIO_PMA_DEVAD, |
| 4846 | MDIO_PMA_REG_RX_ALARM, |
| 4847 | &rx_alarm_status); |
| 4848 | break; |
| 4849 | } |
| 4850 | } /* Over current check */ |
| 4851 | |
| 4852 | /* When module absent bit is set, check module */ |
| 4853 | if (rx_alarm_status & (1<<5)) { |
| 4854 | bnx2x_8727_handle_mod_abs(params); |
| 4855 | /* Enable all mod_abs and link detection bits */ |
| 4856 | bnx2x_cl45_write(bp, params->port, |
| 4857 | ext_phy_type, |
| 4858 | ext_phy_addr, |
| 4859 | MDIO_PMA_DEVAD, |
| 4860 | MDIO_PMA_REG_RX_ALARM_CTRL, |
| 4861 | ((1<<5) | (1<<2))); |
| 4862 | } |
| 4863 | |
| 4864 | /* If transmitter is disabled, |
| 4865 | ignore false link up indication */ |
| 4866 | bnx2x_cl45_read(bp, params->port, |
| 4867 | ext_phy_type, |
| 4868 | ext_phy_addr, |
| 4869 | MDIO_PMA_DEVAD, |
| 4870 | MDIO_PMA_REG_PHY_IDENTIFIER, |
| 4871 | &val1); |
| 4872 | if (val1 & (1<<15)) { |
| 4873 | DP(NETIF_MSG_LINK, "Tx is disabled\n"); |
| 4874 | ext_phy_link_up = 0; |
| 4875 | break; |
| 4876 | } |
| 4877 | |
| 4878 | bnx2x_cl45_read(bp, params->port, |
| 4879 | ext_phy_type, |
| 4880 | ext_phy_addr, |
| 4881 | MDIO_PMA_DEVAD, |
| 4882 | MDIO_PMA_REG_8073_SPEED_LINK_STATUS, |
| 4883 | &link_status); |
| 4884 | |
| 4885 | /* Bits 0..2 --> speed detected, |
| 4886 | bits 13..15--> link is down */ |
| 4887 | if ((link_status & (1<<2)) && |
| 4888 | (!(link_status & (1<<15)))) { |
| 4889 | ext_phy_link_up = 1; |
| 4890 | vars->line_speed = SPEED_10000; |
| 4891 | } else if ((link_status & (1<<0)) && |
| 4892 | (!(link_status & (1<<13)))) { |
| 4893 | ext_phy_link_up = 1; |
| 4894 | vars->line_speed = SPEED_1000; |
| 4895 | DP(NETIF_MSG_LINK, |
| 4896 | "port %x: External link" |
| 4897 | " up in 1G\n", params->port); |
| 4898 | } else { |
| 4899 | ext_phy_link_up = 0; |
| 4900 | DP(NETIF_MSG_LINK, |
| 4901 | "port %x: External link" |
| 4902 | " is down\n", params->port); |
| 4903 | } |
| 4904 | break; |
| 4905 | } |
| 4906 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4907 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
| 4908 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
| 4909 | { |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4910 | u16 link_status = 0; |
| 4911 | u16 an1000_status = 0; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 4912 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4913 | if (ext_phy_type == |
| 4914 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) { |
| 4915 | bnx2x_cl45_read(bp, params->port, |
| 4916 | ext_phy_type, |
| 4917 | ext_phy_addr, |
| 4918 | MDIO_PCS_DEVAD, |
| 4919 | MDIO_PCS_REG_LASI_STATUS, &val1); |
| 4920 | bnx2x_cl45_read(bp, params->port, |
| 4921 | ext_phy_type, |
| 4922 | ext_phy_addr, |
| 4923 | MDIO_PCS_DEVAD, |
| 4924 | MDIO_PCS_REG_LASI_STATUS, &val2); |
| 4925 | DP(NETIF_MSG_LINK, |
| 4926 | "870x LASI status 0x%x->0x%x\n", |
| 4927 | val1, val2); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4928 | } else { |
| 4929 | /* In 8073, port1 is directed through emac0 and |
| 4930 | * port0 is directed through emac1 |
| 4931 | */ |
| 4932 | bnx2x_cl45_read(bp, params->port, |
| 4933 | ext_phy_type, |
| 4934 | ext_phy_addr, |
| 4935 | MDIO_PMA_DEVAD, |
| 4936 | MDIO_PMA_REG_LASI_STATUS, &val1); |
| 4937 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4938 | DP(NETIF_MSG_LINK, |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4939 | "8703 LASI status 0x%x\n", |
| 4940 | val1); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4941 | } |
| 4942 | |
| 4943 | /* clear the interrupt LASI status register */ |
| 4944 | bnx2x_cl45_read(bp, params->port, |
| 4945 | ext_phy_type, |
| 4946 | ext_phy_addr, |
| 4947 | MDIO_PCS_DEVAD, |
| 4948 | MDIO_PCS_REG_STATUS, &val2); |
| 4949 | bnx2x_cl45_read(bp, params->port, |
| 4950 | ext_phy_type, |
| 4951 | ext_phy_addr, |
| 4952 | MDIO_PCS_DEVAD, |
| 4953 | MDIO_PCS_REG_STATUS, &val1); |
| 4954 | DP(NETIF_MSG_LINK, "807x PCS status 0x%x->0x%x\n", |
| 4955 | val2, val1); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4956 | /* Clear MSG-OUT */ |
| 4957 | bnx2x_cl45_read(bp, params->port, |
| 4958 | ext_phy_type, |
| 4959 | ext_phy_addr, |
| 4960 | MDIO_PMA_DEVAD, |
Eilon Greenstein | 052a38e | 2009-02-12 08:37:16 +0000 | [diff] [blame] | 4961 | MDIO_PMA_REG_M8051_MSGOUT_REG, |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4962 | &val1); |
| 4963 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4964 | /* Check the LASI */ |
| 4965 | bnx2x_cl45_read(bp, params->port, |
| 4966 | ext_phy_type, |
| 4967 | ext_phy_addr, |
| 4968 | MDIO_PMA_DEVAD, |
| 4969 | MDIO_PMA_REG_RX_ALARM, &val2); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4970 | |
| 4971 | DP(NETIF_MSG_LINK, "KR 0x9003 0x%x\n", val2); |
| 4972 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4973 | /* Check the link status */ |
| 4974 | bnx2x_cl45_read(bp, params->port, |
| 4975 | ext_phy_type, |
| 4976 | ext_phy_addr, |
| 4977 | MDIO_PCS_DEVAD, |
| 4978 | MDIO_PCS_REG_STATUS, &val2); |
| 4979 | DP(NETIF_MSG_LINK, "KR PCS status 0x%x\n", val2); |
| 4980 | |
| 4981 | bnx2x_cl45_read(bp, params->port, |
| 4982 | ext_phy_type, |
| 4983 | ext_phy_addr, |
| 4984 | MDIO_PMA_DEVAD, |
| 4985 | MDIO_PMA_REG_STATUS, &val2); |
| 4986 | bnx2x_cl45_read(bp, params->port, |
| 4987 | ext_phy_type, |
| 4988 | ext_phy_addr, |
| 4989 | MDIO_PMA_DEVAD, |
| 4990 | MDIO_PMA_REG_STATUS, &val1); |
| 4991 | ext_phy_link_up = ((val1 & 4) == 4); |
| 4992 | DP(NETIF_MSG_LINK, "PMA_REG_STATUS=0x%x\n", val1); |
| 4993 | if (ext_phy_type == |
| 4994 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073) { |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4995 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4996 | if (ext_phy_link_up && |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 4997 | ((params->req_line_speed != |
| 4998 | SPEED_10000))) { |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 4999 | if (bnx2x_bcm8073_xaui_wa(params) |
| 5000 | != 0) { |
| 5001 | ext_phy_link_up = 0; |
| 5002 | break; |
| 5003 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5004 | } |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 5005 | bnx2x_cl45_read(bp, params->port, |
Eilon Greenstein | 052a38e | 2009-02-12 08:37:16 +0000 | [diff] [blame] | 5006 | ext_phy_type, |
| 5007 | ext_phy_addr, |
| 5008 | MDIO_AN_DEVAD, |
| 5009 | MDIO_AN_REG_LINK_STATUS, |
| 5010 | &an1000_status); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 5011 | bnx2x_cl45_read(bp, params->port, |
Eilon Greenstein | 052a38e | 2009-02-12 08:37:16 +0000 | [diff] [blame] | 5012 | ext_phy_type, |
| 5013 | ext_phy_addr, |
| 5014 | MDIO_AN_DEVAD, |
| 5015 | MDIO_AN_REG_LINK_STATUS, |
| 5016 | &an1000_status); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 5017 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5018 | /* Check the link status on 1.1.2 */ |
| 5019 | bnx2x_cl45_read(bp, params->port, |
| 5020 | ext_phy_type, |
| 5021 | ext_phy_addr, |
| 5022 | MDIO_PMA_DEVAD, |
| 5023 | MDIO_PMA_REG_STATUS, &val2); |
| 5024 | bnx2x_cl45_read(bp, params->port, |
| 5025 | ext_phy_type, |
| 5026 | ext_phy_addr, |
| 5027 | MDIO_PMA_DEVAD, |
| 5028 | MDIO_PMA_REG_STATUS, &val1); |
| 5029 | DP(NETIF_MSG_LINK, "KR PMA status 0x%x->0x%x," |
| 5030 | "an_link_status=0x%x\n", |
| 5031 | val2, val1, an1000_status); |
| 5032 | |
Eilon Greenstein | 356e238 | 2009-02-12 08:38:32 +0000 | [diff] [blame] | 5033 | ext_phy_link_up = (((val1 & 4) == 4) || |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 5034 | (an1000_status & (1<<1))); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5035 | if (ext_phy_link_up && |
| 5036 | bnx2x_8073_is_snr_needed(params)) { |
| 5037 | /* The SNR will improve about 2dbby |
| 5038 | changing the BW and FEE main tap.*/ |
| 5039 | |
| 5040 | /* The 1st write to change FFE main |
| 5041 | tap is set before restart AN */ |
| 5042 | /* Change PLL Bandwidth in EDC |
| 5043 | register */ |
| 5044 | bnx2x_cl45_write(bp, port, ext_phy_type, |
| 5045 | ext_phy_addr, |
| 5046 | MDIO_PMA_DEVAD, |
| 5047 | MDIO_PMA_REG_PLL_BANDWIDTH, |
| 5048 | 0x26BC); |
| 5049 | |
| 5050 | /* Change CDR Bandwidth in EDC |
| 5051 | register */ |
| 5052 | bnx2x_cl45_write(bp, port, ext_phy_type, |
| 5053 | ext_phy_addr, |
| 5054 | MDIO_PMA_DEVAD, |
| 5055 | MDIO_PMA_REG_CDR_BANDWIDTH, |
| 5056 | 0x0333); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 5057 | } |
| 5058 | bnx2x_cl45_read(bp, params->port, |
Eilon Greenstein | 052a38e | 2009-02-12 08:37:16 +0000 | [diff] [blame] | 5059 | ext_phy_type, |
| 5060 | ext_phy_addr, |
| 5061 | MDIO_PMA_DEVAD, |
| 5062 | MDIO_PMA_REG_8073_SPEED_LINK_STATUS, |
| 5063 | &link_status); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 5064 | |
| 5065 | /* Bits 0..2 --> speed detected, |
| 5066 | bits 13..15--> link is down */ |
| 5067 | if ((link_status & (1<<2)) && |
| 5068 | (!(link_status & (1<<15)))) { |
| 5069 | ext_phy_link_up = 1; |
| 5070 | vars->line_speed = SPEED_10000; |
| 5071 | DP(NETIF_MSG_LINK, |
| 5072 | "port %x: External link" |
| 5073 | " up in 10G\n", params->port); |
| 5074 | } else if ((link_status & (1<<1)) && |
| 5075 | (!(link_status & (1<<14)))) { |
| 5076 | ext_phy_link_up = 1; |
| 5077 | vars->line_speed = SPEED_2500; |
| 5078 | DP(NETIF_MSG_LINK, |
| 5079 | "port %x: External link" |
| 5080 | " up in 2.5G\n", params->port); |
| 5081 | } else if ((link_status & (1<<0)) && |
| 5082 | (!(link_status & (1<<13)))) { |
| 5083 | ext_phy_link_up = 1; |
| 5084 | vars->line_speed = SPEED_1000; |
| 5085 | DP(NETIF_MSG_LINK, |
| 5086 | "port %x: External link" |
| 5087 | " up in 1G\n", params->port); |
| 5088 | } else { |
| 5089 | ext_phy_link_up = 0; |
| 5090 | DP(NETIF_MSG_LINK, |
| 5091 | "port %x: External link" |
| 5092 | " is down\n", params->port); |
| 5093 | } |
| 5094 | } else { |
| 5095 | /* See if 1G link is up for the 8072 */ |
| 5096 | bnx2x_cl45_read(bp, params->port, |
Eilon Greenstein | 052a38e | 2009-02-12 08:37:16 +0000 | [diff] [blame] | 5097 | ext_phy_type, |
| 5098 | ext_phy_addr, |
| 5099 | MDIO_AN_DEVAD, |
| 5100 | MDIO_AN_REG_LINK_STATUS, |
| 5101 | &an1000_status); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 5102 | bnx2x_cl45_read(bp, params->port, |
Eilon Greenstein | 052a38e | 2009-02-12 08:37:16 +0000 | [diff] [blame] | 5103 | ext_phy_type, |
| 5104 | ext_phy_addr, |
| 5105 | MDIO_AN_DEVAD, |
| 5106 | MDIO_AN_REG_LINK_STATUS, |
| 5107 | &an1000_status); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 5108 | if (an1000_status & (1<<1)) { |
| 5109 | ext_phy_link_up = 1; |
| 5110 | vars->line_speed = SPEED_1000; |
| 5111 | DP(NETIF_MSG_LINK, |
| 5112 | "port %x: External link" |
| 5113 | " up in 1G\n", params->port); |
| 5114 | } else if (ext_phy_link_up) { |
| 5115 | ext_phy_link_up = 1; |
| 5116 | vars->line_speed = SPEED_10000; |
| 5117 | DP(NETIF_MSG_LINK, |
| 5118 | "port %x: External link" |
| 5119 | " up in 10G\n", params->port); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5120 | } |
| 5121 | } |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 5122 | |
| 5123 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5124 | break; |
| 5125 | } |
| 5126 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
| 5127 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 5128 | ext_phy_addr, |
| 5129 | MDIO_PMA_DEVAD, |
| 5130 | MDIO_PMA_REG_LASI_STATUS, &val2); |
| 5131 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 5132 | ext_phy_addr, |
| 5133 | MDIO_PMA_DEVAD, |
| 5134 | MDIO_PMA_REG_LASI_STATUS, &val1); |
| 5135 | DP(NETIF_MSG_LINK, |
| 5136 | "10G-base-T LASI status 0x%x->0x%x\n", |
| 5137 | val2, val1); |
| 5138 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 5139 | ext_phy_addr, |
| 5140 | MDIO_PMA_DEVAD, |
| 5141 | MDIO_PMA_REG_STATUS, &val2); |
| 5142 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 5143 | ext_phy_addr, |
| 5144 | MDIO_PMA_DEVAD, |
| 5145 | MDIO_PMA_REG_STATUS, &val1); |
| 5146 | DP(NETIF_MSG_LINK, |
| 5147 | "10G-base-T PMA status 0x%x->0x%x\n", |
| 5148 | val2, val1); |
| 5149 | ext_phy_link_up = ((val1 & 4) == 4); |
| 5150 | /* if link is up |
| 5151 | * print the AN outcome of the SFX7101 PHY |
| 5152 | */ |
| 5153 | if (ext_phy_link_up) { |
| 5154 | bnx2x_cl45_read(bp, params->port, |
| 5155 | ext_phy_type, |
| 5156 | ext_phy_addr, |
| 5157 | MDIO_AN_DEVAD, |
| 5158 | MDIO_AN_REG_MASTER_STATUS, |
| 5159 | &val2); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 5160 | vars->line_speed = SPEED_10000; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5161 | DP(NETIF_MSG_LINK, |
| 5162 | "SFX7101 AN status 0x%x->Master=%x\n", |
| 5163 | val2, |
| 5164 | (val2 & (1<<14))); |
| 5165 | } |
| 5166 | break; |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 5167 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: |
Yaniv Rosner | 4f60dab | 2009-11-05 19:18:23 +0200 | [diff] [blame] | 5168 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823: |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 5169 | /* Check 10G-BaseT link status */ |
| 5170 | /* Check PMD signal ok */ |
| 5171 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
| 5172 | ext_phy_addr, |
| 5173 | MDIO_AN_DEVAD, |
| 5174 | 0xFFFA, |
| 5175 | &val1); |
| 5176 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 5177 | ext_phy_addr, |
| 5178 | MDIO_PMA_DEVAD, |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 5179 | MDIO_PMA_REG_8481_PMD_SIGNAL, |
| 5180 | &val2); |
| 5181 | DP(NETIF_MSG_LINK, "PMD_SIGNAL 1.a811 = 0x%x\n", val2); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5182 | |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 5183 | /* Check link 10G */ |
| 5184 | if (val2 & (1<<11)) { |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 5185 | vars->line_speed = SPEED_10000; |
| 5186 | ext_phy_link_up = 1; |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 5187 | bnx2x_8481_set_10G_led_mode(params, |
| 5188 | ext_phy_type, |
| 5189 | ext_phy_addr); |
| 5190 | } else { /* Check Legacy speed link */ |
| 5191 | u16 legacy_status, legacy_speed; |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 5192 | |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 5193 | /* Enable expansion register 0x42 |
| 5194 | (Operation mode status) */ |
| 5195 | bnx2x_cl45_write(bp, params->port, |
| 5196 | ext_phy_type, |
| 5197 | ext_phy_addr, |
| 5198 | MDIO_AN_DEVAD, |
| 5199 | MDIO_AN_REG_8481_EXPANSION_REG_ACCESS, |
| 5200 | 0xf42); |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 5201 | |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 5202 | /* Get legacy speed operation status */ |
| 5203 | bnx2x_cl45_read(bp, params->port, |
| 5204 | ext_phy_type, |
| 5205 | ext_phy_addr, |
| 5206 | MDIO_AN_DEVAD, |
| 5207 | MDIO_AN_REG_8481_EXPANSION_REG_RD_RW, |
| 5208 | &legacy_status); |
| 5209 | |
| 5210 | DP(NETIF_MSG_LINK, "Legacy speed status" |
| 5211 | " = 0x%x\n", legacy_status); |
| 5212 | ext_phy_link_up = ((legacy_status & (1<<11)) |
| 5213 | == (1<<11)); |
| 5214 | if (ext_phy_link_up) { |
| 5215 | legacy_speed = (legacy_status & (3<<9)); |
| 5216 | if (legacy_speed == (0<<9)) |
| 5217 | vars->line_speed = SPEED_10; |
| 5218 | else if (legacy_speed == (1<<9)) |
| 5219 | vars->line_speed = |
| 5220 | SPEED_100; |
| 5221 | else if (legacy_speed == (2<<9)) |
| 5222 | vars->line_speed = |
| 5223 | SPEED_1000; |
| 5224 | else /* Should not happen */ |
| 5225 | vars->line_speed = 0; |
| 5226 | |
| 5227 | if (legacy_status & (1<<8)) |
| 5228 | vars->duplex = DUPLEX_FULL; |
| 5229 | else |
| 5230 | vars->duplex = DUPLEX_HALF; |
| 5231 | |
| 5232 | DP(NETIF_MSG_LINK, "Link is up " |
| 5233 | "in %dMbps, is_duplex_full" |
| 5234 | "= %d\n", |
| 5235 | vars->line_speed, |
| 5236 | (vars->duplex == DUPLEX_FULL)); |
| 5237 | bnx2x_8481_set_legacy_led_mode(params, |
| 5238 | ext_phy_type, |
| 5239 | ext_phy_addr); |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 5240 | } |
| 5241 | } |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 5242 | break; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5243 | default: |
| 5244 | DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", |
| 5245 | params->ext_phy_config); |
| 5246 | ext_phy_link_up = 0; |
| 5247 | break; |
| 5248 | } |
Eilon Greenstein | 5793720 | 2009-08-12 08:23:53 +0000 | [diff] [blame] | 5249 | /* Set SGMII mode for external phy */ |
| 5250 | if (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) { |
| 5251 | if (vars->line_speed < SPEED_1000) |
| 5252 | vars->phy_flags |= PHY_SGMII_FLAG; |
| 5253 | else |
| 5254 | vars->phy_flags &= ~PHY_SGMII_FLAG; |
| 5255 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5256 | |
| 5257 | } else { /* SerDes */ |
| 5258 | ext_phy_type = SERDES_EXT_PHY_TYPE(params->ext_phy_config); |
| 5259 | switch (ext_phy_type) { |
| 5260 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: |
| 5261 | DP(NETIF_MSG_LINK, "SerDes Direct\n"); |
| 5262 | ext_phy_link_up = 1; |
| 5263 | break; |
| 5264 | |
| 5265 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: |
| 5266 | DP(NETIF_MSG_LINK, "SerDes 5482\n"); |
| 5267 | ext_phy_link_up = 1; |
| 5268 | break; |
| 5269 | |
| 5270 | default: |
| 5271 | DP(NETIF_MSG_LINK, |
| 5272 | "BAD SerDes ext_phy_config 0x%x\n", |
| 5273 | params->ext_phy_config); |
| 5274 | ext_phy_link_up = 0; |
| 5275 | break; |
| 5276 | } |
| 5277 | } |
| 5278 | |
| 5279 | return ext_phy_link_up; |
| 5280 | } |
| 5281 | |
| 5282 | static void bnx2x_link_int_enable(struct link_params *params) |
| 5283 | { |
| 5284 | u8 port = params->port; |
| 5285 | u32 ext_phy_type; |
| 5286 | u32 mask; |
| 5287 | struct bnx2x *bp = params->bp; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 5288 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5289 | /* setting the status to report on link up |
| 5290 | for either XGXS or SerDes */ |
| 5291 | |
| 5292 | if (params->switch_cfg == SWITCH_CFG_10G) { |
| 5293 | mask = (NIG_MASK_XGXS0_LINK10G | |
| 5294 | NIG_MASK_XGXS0_LINK_STATUS); |
| 5295 | DP(NETIF_MSG_LINK, "enabled XGXS interrupt\n"); |
| 5296 | ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
| 5297 | if ((ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) && |
| 5298 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) && |
| 5299 | (ext_phy_type != |
| 5300 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN)) { |
| 5301 | mask |= NIG_MASK_MI_INT; |
| 5302 | DP(NETIF_MSG_LINK, "enabled external phy int\n"); |
| 5303 | } |
| 5304 | |
| 5305 | } else { /* SerDes */ |
| 5306 | mask = NIG_MASK_SERDES0_LINK_STATUS; |
| 5307 | DP(NETIF_MSG_LINK, "enabled SerDes interrupt\n"); |
| 5308 | ext_phy_type = SERDES_EXT_PHY_TYPE(params->ext_phy_config); |
| 5309 | if ((ext_phy_type != |
| 5310 | PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT) && |
| 5311 | (ext_phy_type != |
| 5312 | PORT_HW_CFG_SERDES_EXT_PHY_TYPE_NOT_CONN)) { |
| 5313 | mask |= NIG_MASK_MI_INT; |
| 5314 | DP(NETIF_MSG_LINK, "enabled external phy int\n"); |
| 5315 | } |
| 5316 | } |
| 5317 | bnx2x_bits_en(bp, |
| 5318 | NIG_REG_MASK_INTERRUPT_PORT0 + port*4, |
| 5319 | mask); |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 5320 | |
| 5321 | DP(NETIF_MSG_LINK, "port %x, is_xgxs %x, int_status 0x%x\n", port, |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5322 | (params->switch_cfg == SWITCH_CFG_10G), |
| 5323 | REG_RD(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4)); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5324 | DP(NETIF_MSG_LINK, " int_mask 0x%x, MI_INT %x, SERDES_LINK %x\n", |
| 5325 | REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4), |
| 5326 | REG_RD(bp, NIG_REG_EMAC0_STATUS_MISC_MI_INT + port*0x18), |
| 5327 | REG_RD(bp, NIG_REG_SERDES0_STATUS_LINK_STATUS+port*0x3c)); |
| 5328 | DP(NETIF_MSG_LINK, " 10G %x, XGXS_LINK %x\n", |
| 5329 | REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK10G + port*0x68), |
| 5330 | REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK_STATUS + port*0x68)); |
| 5331 | } |
| 5332 | |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 5333 | static void bnx2x_8481_rearm_latch_signal(struct bnx2x *bp, u8 port, |
| 5334 | u8 is_mi_int) |
| 5335 | { |
| 5336 | u32 latch_status = 0, is_mi_int_status; |
| 5337 | /* Disable the MI INT ( external phy int ) |
| 5338 | * by writing 1 to the status register. Link down indication |
| 5339 | * is high-active-signal, so in this case we need to write the |
| 5340 | * status to clear the XOR |
| 5341 | */ |
| 5342 | /* Read Latched signals */ |
| 5343 | latch_status = REG_RD(bp, |
| 5344 | NIG_REG_LATCH_STATUS_0 + port*8); |
| 5345 | is_mi_int_status = REG_RD(bp, |
| 5346 | NIG_REG_STATUS_INTERRUPT_PORT0 + port*4); |
| 5347 | DP(NETIF_MSG_LINK, "original_signal = 0x%x, nig_status = 0x%x," |
| 5348 | "latch_status = 0x%x\n", |
| 5349 | is_mi_int, is_mi_int_status, latch_status); |
| 5350 | /* Handle only those with latched-signal=up.*/ |
| 5351 | if (latch_status & 1) { |
| 5352 | /* For all latched-signal=up,Write original_signal to status */ |
| 5353 | if (is_mi_int) |
| 5354 | bnx2x_bits_en(bp, |
| 5355 | NIG_REG_STATUS_INTERRUPT_PORT0 |
| 5356 | + port*4, |
| 5357 | NIG_STATUS_EMAC0_MI_INT); |
| 5358 | else |
| 5359 | bnx2x_bits_dis(bp, |
| 5360 | NIG_REG_STATUS_INTERRUPT_PORT0 |
| 5361 | + port*4, |
| 5362 | NIG_STATUS_EMAC0_MI_INT); |
| 5363 | /* For all latched-signal=up : Re-Arm Latch signals */ |
| 5364 | REG_WR(bp, NIG_REG_LATCH_STATUS_0 + port*8, |
| 5365 | (latch_status & 0xfffe) | (latch_status & 1)); |
| 5366 | } |
| 5367 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5368 | /* |
| 5369 | * link management |
| 5370 | */ |
| 5371 | static void bnx2x_link_int_ack(struct link_params *params, |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 5372 | struct link_vars *vars, u8 is_10g, |
| 5373 | u8 is_mi_int) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5374 | { |
| 5375 | struct bnx2x *bp = params->bp; |
| 5376 | u8 port = params->port; |
| 5377 | |
| 5378 | /* first reset all status |
| 5379 | * we assume only one line will be change at a time */ |
| 5380 | bnx2x_bits_dis(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4, |
| 5381 | (NIG_STATUS_XGXS0_LINK10G | |
| 5382 | NIG_STATUS_XGXS0_LINK_STATUS | |
| 5383 | NIG_STATUS_SERDES0_LINK_STATUS)); |
Yaniv Rosner | 4f60dab | 2009-11-05 19:18:23 +0200 | [diff] [blame] | 5384 | if ((XGXS_EXT_PHY_TYPE(params->ext_phy_config) |
| 5385 | == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481) || |
| 5386 | (XGXS_EXT_PHY_TYPE(params->ext_phy_config) |
| 5387 | == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823)) { |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 5388 | bnx2x_8481_rearm_latch_signal(bp, port, is_mi_int); |
| 5389 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5390 | if (vars->phy_link_up) { |
| 5391 | if (is_10g) { |
| 5392 | /* Disable the 10G link interrupt |
| 5393 | * by writing 1 to the status register |
| 5394 | */ |
| 5395 | DP(NETIF_MSG_LINK, "10G XGXS phy link up\n"); |
| 5396 | bnx2x_bits_en(bp, |
| 5397 | NIG_REG_STATUS_INTERRUPT_PORT0 + port*4, |
| 5398 | NIG_STATUS_XGXS0_LINK10G); |
| 5399 | |
| 5400 | } else if (params->switch_cfg == SWITCH_CFG_10G) { |
| 5401 | /* Disable the link interrupt |
| 5402 | * by writing 1 to the relevant lane |
| 5403 | * in the status register |
| 5404 | */ |
| 5405 | u32 ser_lane = ((params->lane_config & |
| 5406 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> |
| 5407 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); |
| 5408 | |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 5409 | DP(NETIF_MSG_LINK, "%d speed XGXS phy link up\n", |
| 5410 | vars->line_speed); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5411 | bnx2x_bits_en(bp, |
| 5412 | NIG_REG_STATUS_INTERRUPT_PORT0 + port*4, |
| 5413 | ((1 << ser_lane) << |
| 5414 | NIG_STATUS_XGXS0_LINK_STATUS_SIZE)); |
| 5415 | |
| 5416 | } else { /* SerDes */ |
| 5417 | DP(NETIF_MSG_LINK, "SerDes phy link up\n"); |
| 5418 | /* Disable the link interrupt |
| 5419 | * by writing 1 to the status register |
| 5420 | */ |
| 5421 | bnx2x_bits_en(bp, |
| 5422 | NIG_REG_STATUS_INTERRUPT_PORT0 + port*4, |
| 5423 | NIG_STATUS_SERDES0_LINK_STATUS); |
| 5424 | } |
| 5425 | |
| 5426 | } else { /* link_down */ |
| 5427 | } |
| 5428 | } |
| 5429 | |
| 5430 | static u8 bnx2x_format_ver(u32 num, u8 *str, u16 len) |
| 5431 | { |
| 5432 | u8 *str_ptr = str; |
| 5433 | u32 mask = 0xf0000000; |
| 5434 | u8 shift = 8*4; |
| 5435 | u8 digit; |
| 5436 | if (len < 10) { |
Frederik Schwarzer | 025dfda | 2008-10-16 19:02:37 +0200 | [diff] [blame] | 5437 | /* Need more than 10chars for this format */ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5438 | *str_ptr = '\0'; |
| 5439 | return -EINVAL; |
| 5440 | } |
| 5441 | while (shift > 0) { |
| 5442 | |
| 5443 | shift -= 4; |
| 5444 | digit = ((num & mask) >> shift); |
| 5445 | if (digit < 0xa) |
| 5446 | *str_ptr = digit + '0'; |
| 5447 | else |
| 5448 | *str_ptr = digit - 0xa + 'a'; |
| 5449 | str_ptr++; |
| 5450 | mask = mask >> 4; |
| 5451 | if (shift == 4*4) { |
| 5452 | *str_ptr = ':'; |
| 5453 | str_ptr++; |
| 5454 | } |
| 5455 | } |
| 5456 | *str_ptr = '\0'; |
| 5457 | return 0; |
| 5458 | } |
| 5459 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5460 | u8 bnx2x_get_ext_phy_fw_version(struct link_params *params, u8 driver_loaded, |
| 5461 | u8 *version, u16 len) |
| 5462 | { |
Julia Lawall | 0376d5b | 2009-07-19 05:26:35 +0000 | [diff] [blame] | 5463 | struct bnx2x *bp; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5464 | u32 ext_phy_type = 0; |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 5465 | u32 spirom_ver = 0; |
Eilon Greenstein | 97b41da | 2009-08-12 08:22:59 +0000 | [diff] [blame] | 5466 | u8 status; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5467 | |
| 5468 | if (version == NULL || params == NULL) |
| 5469 | return -EINVAL; |
Julia Lawall | 0376d5b | 2009-07-19 05:26:35 +0000 | [diff] [blame] | 5470 | bp = params->bp; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5471 | |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 5472 | spirom_ver = REG_RD(bp, params->shmem_base + |
| 5473 | offsetof(struct shmem_region, |
| 5474 | port_mb[params->port].ext_phy_fw_version)); |
| 5475 | |
Eilon Greenstein | 97b41da | 2009-08-12 08:22:59 +0000 | [diff] [blame] | 5476 | status = 0; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5477 | /* reset the returned value to zero */ |
| 5478 | ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5479 | switch (ext_phy_type) { |
| 5480 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
| 5481 | |
| 5482 | if (len < 5) |
| 5483 | return -EINVAL; |
| 5484 | |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 5485 | version[0] = (spirom_ver & 0xFF); |
| 5486 | version[1] = (spirom_ver & 0xFF00) >> 8; |
| 5487 | version[2] = (spirom_ver & 0xFF0000) >> 16; |
| 5488 | version[3] = (spirom_ver & 0xFF000000) >> 24; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5489 | version[4] = '\0'; |
| 5490 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5491 | break; |
| 5492 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
| 5493 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 5494 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5495 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 5496 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
Eilon Greenstein | b1607af | 2009-08-12 08:22:54 +0000 | [diff] [blame] | 5497 | status = bnx2x_format_ver(spirom_ver, version, len); |
| 5498 | break; |
Eilon Greenstein | 9223dea | 2009-03-02 08:00:15 +0000 | [diff] [blame] | 5499 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: |
Yaniv Rosner | 4f60dab | 2009-11-05 19:18:23 +0200 | [diff] [blame] | 5500 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823: |
Eilon Greenstein | b1607af | 2009-08-12 08:22:54 +0000 | [diff] [blame] | 5501 | spirom_ver = ((spirom_ver & 0xF80) >> 7) << 16 | |
| 5502 | (spirom_ver & 0x7F); |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 5503 | status = bnx2x_format_ver(spirom_ver, version, len); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5504 | break; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5505 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: |
Eilon Greenstein | 97b41da | 2009-08-12 08:22:59 +0000 | [diff] [blame] | 5506 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: |
| 5507 | version[0] = '\0'; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5508 | break; |
| 5509 | |
| 5510 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
| 5511 | DP(NETIF_MSG_LINK, "bnx2x_get_ext_phy_fw_version:" |
| 5512 | " type is FAILURE!\n"); |
| 5513 | status = -EINVAL; |
| 5514 | break; |
| 5515 | |
| 5516 | default: |
| 5517 | break; |
| 5518 | } |
| 5519 | return status; |
| 5520 | } |
| 5521 | |
| 5522 | static void bnx2x_set_xgxs_loopback(struct link_params *params, |
| 5523 | struct link_vars *vars, |
| 5524 | u8 is_10g) |
| 5525 | { |
| 5526 | u8 port = params->port; |
| 5527 | struct bnx2x *bp = params->bp; |
| 5528 | |
| 5529 | if (is_10g) { |
Eilon Greenstein | 6378c02 | 2008-08-13 15:59:25 -0700 | [diff] [blame] | 5530 | u32 md_devad; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5531 | |
| 5532 | DP(NETIF_MSG_LINK, "XGXS 10G loopback enable\n"); |
| 5533 | |
| 5534 | /* change the uni_phy_addr in the nig */ |
| 5535 | md_devad = REG_RD(bp, (NIG_REG_XGXS0_CTRL_MD_DEVAD + |
| 5536 | port*0x18)); |
| 5537 | |
| 5538 | REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18, 0x5); |
| 5539 | |
| 5540 | bnx2x_cl45_write(bp, port, 0, |
| 5541 | params->phy_addr, |
| 5542 | 5, |
| 5543 | (MDIO_REG_BANK_AER_BLOCK + |
| 5544 | (MDIO_AER_BLOCK_AER_REG & 0xf)), |
| 5545 | 0x2800); |
| 5546 | |
| 5547 | bnx2x_cl45_write(bp, port, 0, |
| 5548 | params->phy_addr, |
| 5549 | 5, |
| 5550 | (MDIO_REG_BANK_CL73_IEEEB0 + |
| 5551 | (MDIO_CL73_IEEEB0_CL73_AN_CONTROL & 0xf)), |
| 5552 | 0x6041); |
Eilon Greenstein | 3858276 | 2009-01-14 06:44:16 +0000 | [diff] [blame] | 5553 | msleep(200); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5554 | /* set aer mmd back */ |
| 5555 | bnx2x_set_aer_mmd(params, vars); |
| 5556 | |
| 5557 | /* and md_devad */ |
| 5558 | REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18, |
| 5559 | md_devad); |
| 5560 | |
| 5561 | } else { |
| 5562 | u16 mii_control; |
| 5563 | |
| 5564 | DP(NETIF_MSG_LINK, "XGXS 1G loopback enable\n"); |
| 5565 | |
| 5566 | CL45_RD_OVER_CL22(bp, port, |
| 5567 | params->phy_addr, |
| 5568 | MDIO_REG_BANK_COMBO_IEEE0, |
| 5569 | MDIO_COMBO_IEEE0_MII_CONTROL, |
| 5570 | &mii_control); |
| 5571 | |
| 5572 | CL45_WR_OVER_CL22(bp, port, |
| 5573 | params->phy_addr, |
| 5574 | MDIO_REG_BANK_COMBO_IEEE0, |
| 5575 | MDIO_COMBO_IEEE0_MII_CONTROL, |
| 5576 | (mii_control | |
| 5577 | MDIO_COMBO_IEEO_MII_CONTROL_LOOPBACK)); |
| 5578 | } |
| 5579 | } |
| 5580 | |
| 5581 | |
| 5582 | static void bnx2x_ext_phy_loopback(struct link_params *params) |
| 5583 | { |
| 5584 | struct bnx2x *bp = params->bp; |
| 5585 | u8 ext_phy_addr; |
| 5586 | u32 ext_phy_type; |
| 5587 | |
| 5588 | if (params->switch_cfg == SWITCH_CFG_10G) { |
| 5589 | ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 5590 | ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5591 | /* CL37 Autoneg Enabled */ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5592 | switch (ext_phy_type) { |
| 5593 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: |
| 5594 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN: |
| 5595 | DP(NETIF_MSG_LINK, |
| 5596 | "ext_phy_loopback: We should not get here\n"); |
| 5597 | break; |
| 5598 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: |
| 5599 | DP(NETIF_MSG_LINK, "ext_phy_loopback: 8705\n"); |
| 5600 | break; |
| 5601 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
| 5602 | DP(NETIF_MSG_LINK, "ext_phy_loopback: 8706\n"); |
| 5603 | break; |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 5604 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
| 5605 | DP(NETIF_MSG_LINK, "PMA/PMD ext_phy_loopback: 8726\n"); |
| 5606 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
| 5607 | ext_phy_addr, |
| 5608 | MDIO_PMA_DEVAD, |
| 5609 | MDIO_PMA_REG_CTRL, |
| 5610 | 0x0001); |
| 5611 | break; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5612 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
| 5613 | /* SFX7101_XGXS_TEST1 */ |
| 5614 | bnx2x_cl45_write(bp, params->port, ext_phy_type, |
| 5615 | ext_phy_addr, |
| 5616 | MDIO_XS_DEVAD, |
| 5617 | MDIO_XS_SFX7101_XGXS_TEST1, |
| 5618 | 0x100); |
| 5619 | DP(NETIF_MSG_LINK, |
| 5620 | "ext_phy_loopback: set ext phy loopback\n"); |
| 5621 | break; |
| 5622 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
| 5623 | |
| 5624 | break; |
| 5625 | } /* switch external PHY type */ |
| 5626 | } else { |
| 5627 | /* serdes */ |
| 5628 | ext_phy_type = SERDES_EXT_PHY_TYPE(params->ext_phy_config); |
| 5629 | ext_phy_addr = (params->ext_phy_config & |
| 5630 | PORT_HW_CFG_SERDES_EXT_PHY_ADDR_MASK) |
| 5631 | >> PORT_HW_CFG_SERDES_EXT_PHY_ADDR_SHIFT; |
| 5632 | } |
| 5633 | } |
| 5634 | |
| 5635 | |
| 5636 | /* |
| 5637 | *------------------------------------------------------------------------ |
| 5638 | * bnx2x_override_led_value - |
| 5639 | * |
| 5640 | * Override the led value of the requsted led |
| 5641 | * |
| 5642 | *------------------------------------------------------------------------ |
| 5643 | */ |
| 5644 | u8 bnx2x_override_led_value(struct bnx2x *bp, u8 port, |
| 5645 | u32 led_idx, u32 value) |
| 5646 | { |
| 5647 | u32 reg_val; |
| 5648 | |
| 5649 | /* If port 0 then use EMAC0, else use EMAC1*/ |
| 5650 | u32 emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0; |
| 5651 | |
| 5652 | DP(NETIF_MSG_LINK, |
| 5653 | "bnx2x_override_led_value() port %x led_idx %d value %d\n", |
| 5654 | port, led_idx, value); |
| 5655 | |
| 5656 | switch (led_idx) { |
| 5657 | case 0: /* 10MB led */ |
| 5658 | /* Read the current value of the LED register in |
| 5659 | the EMAC block */ |
| 5660 | reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED); |
| 5661 | /* Set the OVERRIDE bit to 1 */ |
| 5662 | reg_val |= EMAC_LED_OVERRIDE; |
| 5663 | /* If value is 1, set the 10M_OVERRIDE bit, |
| 5664 | otherwise reset it.*/ |
| 5665 | reg_val = (value == 1) ? (reg_val | EMAC_LED_10MB_OVERRIDE) : |
| 5666 | (reg_val & ~EMAC_LED_10MB_OVERRIDE); |
| 5667 | REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val); |
| 5668 | break; |
| 5669 | case 1: /*100MB led */ |
| 5670 | /*Read the current value of the LED register in |
| 5671 | the EMAC block */ |
| 5672 | reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED); |
| 5673 | /* Set the OVERRIDE bit to 1 */ |
| 5674 | reg_val |= EMAC_LED_OVERRIDE; |
| 5675 | /* If value is 1, set the 100M_OVERRIDE bit, |
| 5676 | otherwise reset it.*/ |
| 5677 | reg_val = (value == 1) ? (reg_val | EMAC_LED_100MB_OVERRIDE) : |
| 5678 | (reg_val & ~EMAC_LED_100MB_OVERRIDE); |
| 5679 | REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val); |
| 5680 | break; |
| 5681 | case 2: /* 1000MB led */ |
| 5682 | /* Read the current value of the LED register in the |
| 5683 | EMAC block */ |
| 5684 | reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED); |
| 5685 | /* Set the OVERRIDE bit to 1 */ |
| 5686 | reg_val |= EMAC_LED_OVERRIDE; |
| 5687 | /* If value is 1, set the 1000M_OVERRIDE bit, otherwise |
| 5688 | reset it. */ |
| 5689 | reg_val = (value == 1) ? (reg_val | EMAC_LED_1000MB_OVERRIDE) : |
| 5690 | (reg_val & ~EMAC_LED_1000MB_OVERRIDE); |
| 5691 | REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val); |
| 5692 | break; |
| 5693 | case 3: /* 2500MB led */ |
| 5694 | /* Read the current value of the LED register in the |
| 5695 | EMAC block*/ |
| 5696 | reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED); |
| 5697 | /* Set the OVERRIDE bit to 1 */ |
| 5698 | reg_val |= EMAC_LED_OVERRIDE; |
| 5699 | /* If value is 1, set the 2500M_OVERRIDE bit, otherwise |
| 5700 | reset it.*/ |
| 5701 | reg_val = (value == 1) ? (reg_val | EMAC_LED_2500MB_OVERRIDE) : |
| 5702 | (reg_val & ~EMAC_LED_2500MB_OVERRIDE); |
| 5703 | REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val); |
| 5704 | break; |
| 5705 | case 4: /*10G led */ |
| 5706 | if (port == 0) { |
| 5707 | REG_WR(bp, NIG_REG_LED_10G_P0, |
| 5708 | value); |
| 5709 | } else { |
| 5710 | REG_WR(bp, NIG_REG_LED_10G_P1, |
| 5711 | value); |
| 5712 | } |
| 5713 | break; |
| 5714 | case 5: /* TRAFFIC led */ |
| 5715 | /* Find if the traffic control is via BMAC or EMAC */ |
| 5716 | if (port == 0) |
| 5717 | reg_val = REG_RD(bp, NIG_REG_NIG_EMAC0_EN); |
| 5718 | else |
| 5719 | reg_val = REG_RD(bp, NIG_REG_NIG_EMAC1_EN); |
| 5720 | |
| 5721 | /* Override the traffic led in the EMAC:*/ |
| 5722 | if (reg_val == 1) { |
| 5723 | /* Read the current value of the LED register in |
| 5724 | the EMAC block */ |
| 5725 | reg_val = REG_RD(bp, emac_base + |
| 5726 | EMAC_REG_EMAC_LED); |
| 5727 | /* Set the TRAFFIC_OVERRIDE bit to 1 */ |
| 5728 | reg_val |= EMAC_LED_OVERRIDE; |
| 5729 | /* If value is 1, set the TRAFFIC bit, otherwise |
| 5730 | reset it.*/ |
| 5731 | reg_val = (value == 1) ? (reg_val | EMAC_LED_TRAFFIC) : |
| 5732 | (reg_val & ~EMAC_LED_TRAFFIC); |
| 5733 | REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val); |
| 5734 | } else { /* Override the traffic led in the BMAC: */ |
| 5735 | REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0 |
| 5736 | + port*4, 1); |
| 5737 | REG_WR(bp, NIG_REG_LED_CONTROL_TRAFFIC_P0 + port*4, |
| 5738 | value); |
| 5739 | } |
| 5740 | break; |
| 5741 | default: |
| 5742 | DP(NETIF_MSG_LINK, |
| 5743 | "bnx2x_override_led_value() unknown led index %d " |
| 5744 | "(should be 0-5)\n", led_idx); |
| 5745 | return -EINVAL; |
| 5746 | } |
| 5747 | |
| 5748 | return 0; |
| 5749 | } |
| 5750 | |
| 5751 | |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 5752 | u8 bnx2x_set_led(struct link_params *params, u8 mode, u32 speed) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5753 | { |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 5754 | u8 port = params->port; |
| 5755 | u16 hw_led_mode = params->hw_led_mode; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5756 | u8 rc = 0; |
Eilon Greenstein | 345b5d5 | 2008-08-13 15:58:12 -0700 | [diff] [blame] | 5757 | u32 tmp; |
| 5758 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 5759 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
| 5760 | struct bnx2x *bp = params->bp; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5761 | DP(NETIF_MSG_LINK, "bnx2x_set_led: port %x, mode %d\n", port, mode); |
| 5762 | DP(NETIF_MSG_LINK, "speed 0x%x, hw_led_mode 0x%x\n", |
| 5763 | speed, hw_led_mode); |
| 5764 | switch (mode) { |
| 5765 | case LED_MODE_OFF: |
| 5766 | REG_WR(bp, NIG_REG_LED_10G_P0 + port*4, 0); |
| 5767 | REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, |
| 5768 | SHARED_HW_CFG_LED_MAC1); |
Eilon Greenstein | 345b5d5 | 2008-08-13 15:58:12 -0700 | [diff] [blame] | 5769 | |
| 5770 | tmp = EMAC_RD(bp, EMAC_REG_EMAC_LED); |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 5771 | EMAC_WR(bp, EMAC_REG_EMAC_LED, (tmp | EMAC_LED_OVERRIDE)); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5772 | break; |
| 5773 | |
| 5774 | case LED_MODE_OPER: |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 5775 | if (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) { |
| 5776 | REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, 0); |
| 5777 | REG_WR(bp, NIG_REG_LED_10G_P0 + port*4, 1); |
| 5778 | } else { |
| 5779 | REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, |
| 5780 | hw_led_mode); |
| 5781 | } |
| 5782 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5783 | REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0 + |
| 5784 | port*4, 0); |
| 5785 | /* Set blinking rate to ~15.9Hz */ |
| 5786 | REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_RATE_P0 + port*4, |
| 5787 | LED_BLINK_RATE_VAL); |
| 5788 | REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_RATE_ENA_P0 + |
| 5789 | port*4, 1); |
Eilon Greenstein | 345b5d5 | 2008-08-13 15:58:12 -0700 | [diff] [blame] | 5790 | tmp = EMAC_RD(bp, EMAC_REG_EMAC_LED); |
Eilon Greenstein | 3196a88 | 2008-08-13 15:58:49 -0700 | [diff] [blame] | 5791 | EMAC_WR(bp, EMAC_REG_EMAC_LED, |
Eilon Greenstein | 345b5d5 | 2008-08-13 15:58:12 -0700 | [diff] [blame] | 5792 | (tmp & (~EMAC_LED_OVERRIDE))); |
| 5793 | |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 5794 | if (CHIP_IS_E1(bp) && |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5795 | ((speed == SPEED_2500) || |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5796 | (speed == SPEED_1000) || |
| 5797 | (speed == SPEED_100) || |
| 5798 | (speed == SPEED_10))) { |
| 5799 | /* On Everest 1 Ax chip versions for speeds less than |
| 5800 | 10G LED scheme is different */ |
| 5801 | REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0 |
| 5802 | + port*4, 1); |
| 5803 | REG_WR(bp, NIG_REG_LED_CONTROL_TRAFFIC_P0 + |
| 5804 | port*4, 0); |
| 5805 | REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_TRAFFIC_P0 + |
| 5806 | port*4, 1); |
| 5807 | } |
| 5808 | break; |
| 5809 | |
| 5810 | default: |
| 5811 | rc = -EINVAL; |
| 5812 | DP(NETIF_MSG_LINK, "bnx2x_set_led: Invalid led mode %d\n", |
| 5813 | mode); |
| 5814 | break; |
| 5815 | } |
| 5816 | return rc; |
| 5817 | |
| 5818 | } |
| 5819 | |
| 5820 | u8 bnx2x_test_link(struct link_params *params, struct link_vars *vars) |
| 5821 | { |
| 5822 | struct bnx2x *bp = params->bp; |
| 5823 | u16 gp_status = 0; |
| 5824 | |
| 5825 | CL45_RD_OVER_CL22(bp, params->port, |
| 5826 | params->phy_addr, |
| 5827 | MDIO_REG_BANK_GP_STATUS, |
| 5828 | MDIO_GP_STATUS_TOP_AN_STATUS1, |
| 5829 | &gp_status); |
| 5830 | /* link is up only if both local phy and external phy are up */ |
| 5831 | if ((gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS) && |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 5832 | bnx2x_ext_phy_is_link_up(params, vars, 1)) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5833 | return 0; |
| 5834 | |
| 5835 | return -ESRCH; |
| 5836 | } |
| 5837 | |
| 5838 | static u8 bnx2x_link_initialize(struct link_params *params, |
| 5839 | struct link_vars *vars) |
| 5840 | { |
| 5841 | struct bnx2x *bp = params->bp; |
| 5842 | u8 port = params->port; |
| 5843 | u8 rc = 0; |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 5844 | u8 non_ext_phy; |
| 5845 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 5846 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5847 | /* Activate the external PHY */ |
| 5848 | bnx2x_ext_phy_reset(params, vars); |
| 5849 | |
| 5850 | bnx2x_set_aer_mmd(params, vars); |
| 5851 | |
| 5852 | if (vars->phy_flags & PHY_XGXS_FLAG) |
| 5853 | bnx2x_set_master_ln(params); |
| 5854 | |
| 5855 | rc = bnx2x_reset_unicore(params); |
| 5856 | /* reset the SerDes and wait for reset bit return low */ |
| 5857 | if (rc != 0) |
| 5858 | return rc; |
| 5859 | |
| 5860 | bnx2x_set_aer_mmd(params, vars); |
| 5861 | |
| 5862 | /* setting the masterLn_def again after the reset */ |
| 5863 | if (vars->phy_flags & PHY_XGXS_FLAG) { |
| 5864 | bnx2x_set_master_ln(params); |
| 5865 | bnx2x_set_swap_lanes(params); |
| 5866 | } |
| 5867 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5868 | if (vars->phy_flags & PHY_XGXS_FLAG) { |
Eilon Greenstein | 44722d1 | 2009-01-14 06:44:21 +0000 | [diff] [blame] | 5869 | if ((params->req_line_speed && |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5870 | ((params->req_line_speed == SPEED_100) || |
Eilon Greenstein | 44722d1 | 2009-01-14 06:44:21 +0000 | [diff] [blame] | 5871 | (params->req_line_speed == SPEED_10))) || |
| 5872 | (!params->req_line_speed && |
| 5873 | (params->speed_cap_mask >= |
| 5874 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL) && |
| 5875 | (params->speed_cap_mask < |
| 5876 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G) |
| 5877 | )) { |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5878 | vars->phy_flags |= PHY_SGMII_FLAG; |
| 5879 | } else { |
| 5880 | vars->phy_flags &= ~PHY_SGMII_FLAG; |
| 5881 | } |
| 5882 | } |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 5883 | /* In case of external phy existance, the line speed would be the |
| 5884 | line speed linked up by the external phy. In case it is direct only, |
| 5885 | then the line_speed during initialization will be equal to the |
| 5886 | req_line_speed*/ |
| 5887 | vars->line_speed = params->req_line_speed; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5888 | |
Yaniv Rosner | 8c99e7b | 2008-08-13 15:56:17 -0700 | [diff] [blame] | 5889 | bnx2x_calc_ieee_aneg_adv(params, &vars->ieee_fc); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5890 | |
| 5891 | /* init ext phy and enable link state int */ |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 5892 | non_ext_phy = ((ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) || |
Eilon Greenstein | 8660d8c | 2009-03-02 08:01:02 +0000 | [diff] [blame] | 5893 | (params->loopback_mode == LOOPBACK_XGXS_10)); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 5894 | |
| 5895 | if (non_ext_phy || |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 5896 | (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) || |
Yaniv Rosner | b5bbf00 | 2009-11-05 19:18:21 +0200 | [diff] [blame] | 5897 | (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706) || |
Eilon Greenstein | 2857718 | 2009-02-12 08:37:00 +0000 | [diff] [blame] | 5898 | (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) || |
Eilon Greenstein | 8660d8c | 2009-03-02 08:01:02 +0000 | [diff] [blame] | 5899 | (params->loopback_mode == LOOPBACK_EXT_PHY)) { |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 5900 | if (params->req_line_speed == SPEED_AUTO_NEG) |
| 5901 | bnx2x_set_parallel_detection(params, vars->phy_flags); |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 5902 | bnx2x_init_internal_phy(params, vars, non_ext_phy); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 5903 | } |
| 5904 | |
| 5905 | if (!non_ext_phy) |
| 5906 | rc |= bnx2x_ext_phy_init(params, vars); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5907 | |
| 5908 | bnx2x_bits_dis(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4, |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 5909 | (NIG_STATUS_XGXS0_LINK10G | |
| 5910 | NIG_STATUS_XGXS0_LINK_STATUS | |
| 5911 | NIG_STATUS_SERDES0_LINK_STATUS)); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5912 | |
| 5913 | return rc; |
| 5914 | |
| 5915 | } |
| 5916 | |
| 5917 | |
| 5918 | u8 bnx2x_phy_init(struct link_params *params, struct link_vars *vars) |
| 5919 | { |
| 5920 | struct bnx2x *bp = params->bp; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5921 | u32 val; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 5922 | |
| 5923 | DP(NETIF_MSG_LINK, "Phy Initialization started\n"); |
| 5924 | DP(NETIF_MSG_LINK, "req_speed %d, req_flowctrl %d\n", |
| 5925 | params->req_line_speed, params->req_flow_ctrl); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5926 | vars->link_status = 0; |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 5927 | vars->phy_link_up = 0; |
| 5928 | vars->link_up = 0; |
| 5929 | vars->line_speed = 0; |
| 5930 | vars->duplex = DUPLEX_FULL; |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 5931 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 5932 | vars->mac_type = MAC_TYPE_NONE; |
| 5933 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5934 | if (params->switch_cfg == SWITCH_CFG_1G) |
| 5935 | vars->phy_flags = PHY_SERDES_FLAG; |
| 5936 | else |
| 5937 | vars->phy_flags = PHY_XGXS_FLAG; |
| 5938 | |
| 5939 | /* disable attentions */ |
| 5940 | bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + params->port*4, |
| 5941 | (NIG_MASK_XGXS0_LINK_STATUS | |
| 5942 | NIG_MASK_XGXS0_LINK10G | |
| 5943 | NIG_MASK_SERDES0_LINK_STATUS | |
| 5944 | NIG_MASK_MI_INT)); |
| 5945 | |
| 5946 | bnx2x_emac_init(params, vars); |
| 5947 | |
| 5948 | if (CHIP_REV_IS_FPGA(bp)) { |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 5949 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5950 | vars->link_up = 1; |
| 5951 | vars->line_speed = SPEED_10000; |
| 5952 | vars->duplex = DUPLEX_FULL; |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 5953 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5954 | vars->link_status = (LINK_STATUS_LINK_UP | LINK_10GTFD); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5955 | /* enable on E1.5 FPGA */ |
| 5956 | if (CHIP_IS_E1H(bp)) { |
| 5957 | vars->flow_ctrl |= |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 5958 | (BNX2X_FLOW_CTRL_TX | |
| 5959 | BNX2X_FLOW_CTRL_RX); |
Eilon Greenstein | 34f80b0 | 2008-06-23 20:33:01 -0700 | [diff] [blame] | 5960 | vars->link_status |= |
| 5961 | (LINK_STATUS_TX_FLOW_CONTROL_ENABLED | |
| 5962 | LINK_STATUS_RX_FLOW_CONTROL_ENABLED); |
| 5963 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5964 | |
| 5965 | bnx2x_emac_enable(params, vars, 0); |
| 5966 | bnx2x_pbf_update(params, vars->flow_ctrl, vars->line_speed); |
| 5967 | /* disable drain */ |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 5968 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + params->port*4, 0); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5969 | |
| 5970 | /* update shared memory */ |
| 5971 | bnx2x_update_mng(params, vars->link_status); |
| 5972 | |
| 5973 | return 0; |
| 5974 | |
| 5975 | } else |
| 5976 | if (CHIP_REV_IS_EMUL(bp)) { |
| 5977 | |
| 5978 | vars->link_up = 1; |
| 5979 | vars->line_speed = SPEED_10000; |
| 5980 | vars->duplex = DUPLEX_FULL; |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 5981 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5982 | vars->link_status = (LINK_STATUS_LINK_UP | LINK_10GTFD); |
| 5983 | |
| 5984 | bnx2x_bmac_enable(params, vars, 0); |
| 5985 | |
| 5986 | bnx2x_pbf_update(params, vars->flow_ctrl, vars->line_speed); |
| 5987 | /* Disable drain */ |
| 5988 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE |
| 5989 | + params->port*4, 0); |
| 5990 | |
| 5991 | /* update shared memory */ |
| 5992 | bnx2x_update_mng(params, vars->link_status); |
| 5993 | |
| 5994 | return 0; |
| 5995 | |
| 5996 | } else |
| 5997 | if (params->loopback_mode == LOOPBACK_BMAC) { |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 5998 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 5999 | vars->link_up = 1; |
| 6000 | vars->line_speed = SPEED_10000; |
| 6001 | vars->duplex = DUPLEX_FULL; |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 6002 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6003 | vars->mac_type = MAC_TYPE_BMAC; |
| 6004 | |
| 6005 | vars->phy_flags = PHY_XGXS_FLAG; |
| 6006 | |
| 6007 | bnx2x_phy_deassert(params, vars->phy_flags); |
| 6008 | /* set bmac loopback */ |
| 6009 | bnx2x_bmac_enable(params, vars, 1); |
| 6010 | |
| 6011 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + |
| 6012 | params->port*4, 0); |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 6013 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6014 | } else if (params->loopback_mode == LOOPBACK_EMAC) { |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 6015 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6016 | vars->link_up = 1; |
| 6017 | vars->line_speed = SPEED_1000; |
| 6018 | vars->duplex = DUPLEX_FULL; |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 6019 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6020 | vars->mac_type = MAC_TYPE_EMAC; |
| 6021 | |
| 6022 | vars->phy_flags = PHY_XGXS_FLAG; |
| 6023 | |
| 6024 | bnx2x_phy_deassert(params, vars->phy_flags); |
| 6025 | /* set bmac loopback */ |
| 6026 | bnx2x_emac_enable(params, vars, 1); |
| 6027 | bnx2x_emac_program(params, vars->line_speed, |
| 6028 | vars->duplex); |
| 6029 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + |
| 6030 | params->port*4, 0); |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 6031 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6032 | } else if ((params->loopback_mode == LOOPBACK_XGXS_10) || |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 6033 | (params->loopback_mode == LOOPBACK_EXT_PHY)) { |
| 6034 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6035 | vars->link_up = 1; |
| 6036 | vars->line_speed = SPEED_10000; |
| 6037 | vars->duplex = DUPLEX_FULL; |
David S. Miller | c0700f9 | 2008-12-16 23:53:20 -0800 | [diff] [blame] | 6038 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6039 | |
| 6040 | vars->phy_flags = PHY_XGXS_FLAG; |
| 6041 | |
| 6042 | val = REG_RD(bp, |
| 6043 | NIG_REG_XGXS0_CTRL_PHY_ADDR+ |
| 6044 | params->port*0x18); |
| 6045 | params->phy_addr = (u8)val; |
| 6046 | |
| 6047 | bnx2x_phy_deassert(params, vars->phy_flags); |
| 6048 | bnx2x_link_initialize(params, vars); |
| 6049 | |
| 6050 | vars->mac_type = MAC_TYPE_BMAC; |
| 6051 | |
| 6052 | bnx2x_bmac_enable(params, vars, 0); |
| 6053 | |
| 6054 | if (params->loopback_mode == LOOPBACK_XGXS_10) { |
| 6055 | /* set 10G XGXS loopback */ |
| 6056 | bnx2x_set_xgxs_loopback(params, vars, 1); |
| 6057 | } else { |
| 6058 | /* set external phy loopback */ |
| 6059 | bnx2x_ext_phy_loopback(params); |
| 6060 | } |
| 6061 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + |
| 6062 | params->port*4, 0); |
Eilon Greenstein | ba71d31 | 2009-07-21 05:47:49 +0000 | [diff] [blame] | 6063 | |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 6064 | bnx2x_set_led(params, LED_MODE_OPER, vars->line_speed); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6065 | } else |
| 6066 | /* No loopback */ |
| 6067 | { |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6068 | bnx2x_phy_deassert(params, vars->phy_flags); |
| 6069 | switch (params->switch_cfg) { |
| 6070 | case SWITCH_CFG_1G: |
| 6071 | vars->phy_flags |= PHY_SERDES_FLAG; |
| 6072 | if ((params->ext_phy_config & |
| 6073 | PORT_HW_CFG_SERDES_EXT_PHY_TYPE_MASK) == |
| 6074 | PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482) { |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 6075 | vars->phy_flags |= PHY_SGMII_FLAG; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6076 | } |
| 6077 | |
| 6078 | val = REG_RD(bp, |
| 6079 | NIG_REG_SERDES0_CTRL_PHY_ADDR+ |
| 6080 | params->port*0x10); |
| 6081 | |
| 6082 | params->phy_addr = (u8)val; |
| 6083 | |
| 6084 | break; |
| 6085 | case SWITCH_CFG_10G: |
| 6086 | vars->phy_flags |= PHY_XGXS_FLAG; |
| 6087 | val = REG_RD(bp, |
| 6088 | NIG_REG_XGXS0_CTRL_PHY_ADDR+ |
| 6089 | params->port*0x18); |
| 6090 | params->phy_addr = (u8)val; |
| 6091 | |
| 6092 | break; |
| 6093 | default: |
| 6094 | DP(NETIF_MSG_LINK, "Invalid switch_cfg\n"); |
| 6095 | return -EINVAL; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6096 | } |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 6097 | DP(NETIF_MSG_LINK, "Phy address = 0x%x\n", params->phy_addr); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6098 | |
| 6099 | bnx2x_link_initialize(params, vars); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6100 | msleep(30); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6101 | bnx2x_link_int_enable(params); |
| 6102 | } |
| 6103 | return 0; |
| 6104 | } |
| 6105 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 6106 | static void bnx2x_8726_reset_phy(struct bnx2x *bp, u8 port, u8 ext_phy_addr) |
| 6107 | { |
| 6108 | DP(NETIF_MSG_LINK, "bnx2x_8726_reset_phy port %d\n", port); |
| 6109 | |
| 6110 | /* Set serial boot control for external load */ |
| 6111 | bnx2x_cl45_write(bp, port, |
| 6112 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726, ext_phy_addr, |
| 6113 | MDIO_PMA_DEVAD, |
| 6114 | MDIO_PMA_REG_GEN_CTRL, 0x0001); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 6115 | } |
| 6116 | |
| 6117 | u8 bnx2x_link_reset(struct link_params *params, struct link_vars *vars, |
| 6118 | u8 reset_ext_phy) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6119 | { |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6120 | struct bnx2x *bp = params->bp; |
| 6121 | u32 ext_phy_config = params->ext_phy_config; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6122 | u8 port = params->port; |
| 6123 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(ext_phy_config); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6124 | u32 val = REG_RD(bp, params->shmem_base + |
| 6125 | offsetof(struct shmem_region, dev_info. |
| 6126 | port_feature_config[params->port]. |
| 6127 | config)); |
Yaniv Rosner | d5cb9e9 | 2009-11-05 19:18:10 +0200 | [diff] [blame] | 6128 | DP(NETIF_MSG_LINK, "Resetting the link of port %d\n", port); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6129 | /* disable attentions */ |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6130 | vars->link_status = 0; |
| 6131 | bnx2x_update_mng(params, vars->link_status); |
| 6132 | bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, |
| 6133 | (NIG_MASK_XGXS0_LINK_STATUS | |
| 6134 | NIG_MASK_XGXS0_LINK10G | |
| 6135 | NIG_MASK_SERDES0_LINK_STATUS | |
| 6136 | NIG_MASK_MI_INT)); |
| 6137 | |
| 6138 | /* activate nig drain */ |
| 6139 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 1); |
| 6140 | |
| 6141 | /* disable nig egress interface */ |
| 6142 | REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0); |
| 6143 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0); |
| 6144 | |
| 6145 | /* Stop BigMac rx */ |
| 6146 | bnx2x_bmac_rx_disable(bp, port); |
| 6147 | |
| 6148 | /* disable emac */ |
| 6149 | REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0); |
| 6150 | |
| 6151 | msleep(10); |
| 6152 | /* The PHY reset is controled by GPIO 1 |
| 6153 | * Hold it as vars low |
| 6154 | */ |
| 6155 | /* clear link led */ |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 6156 | bnx2x_set_led(params, LED_MODE_OFF, 0); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 6157 | if (reset_ext_phy) { |
| 6158 | switch (ext_phy_type) { |
| 6159 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: |
| 6160 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
| 6161 | break; |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6162 | |
| 6163 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
| 6164 | { |
| 6165 | |
| 6166 | /* Disable Transmitter */ |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 6167 | u8 ext_phy_addr = |
| 6168 | XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6169 | if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) == |
| 6170 | PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER) |
| 6171 | bnx2x_sfp_set_transmitter(bp, port, |
| 6172 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 6173 | ext_phy_addr, 0); |
| 6174 | break; |
| 6175 | } |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 6176 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
| 6177 | DP(NETIF_MSG_LINK, "Setting 8073 port %d into " |
| 6178 | "low power mode\n", |
| 6179 | port); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6180 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
Eilon Greenstein | 17de50b | 2008-08-13 15:56:59 -0700 | [diff] [blame] | 6181 | MISC_REGISTERS_GPIO_OUTPUT_LOW, |
| 6182 | port); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 6183 | break; |
| 6184 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
| 6185 | { |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 6186 | u8 ext_phy_addr = |
| 6187 | XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 6188 | /* Set soft reset */ |
| 6189 | bnx2x_8726_reset_phy(bp, params->port, ext_phy_addr); |
| 6190 | break; |
| 6191 | } |
Yaniv Rosner | 4f60dab | 2009-11-05 19:18:23 +0200 | [diff] [blame] | 6192 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823: |
| 6193 | { |
| 6194 | u8 ext_phy_addr = |
| 6195 | XGXS_EXT_PHY_ADDR(params->ext_phy_config); |
| 6196 | bnx2x_cl45_write(bp, port, |
| 6197 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481, |
| 6198 | ext_phy_addr, |
| 6199 | MDIO_AN_DEVAD, |
| 6200 | MDIO_AN_REG_CTRL, 0x0000); |
| 6201 | bnx2x_cl45_write(bp, port, |
| 6202 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481, |
| 6203 | ext_phy_addr, |
| 6204 | MDIO_PMA_DEVAD, |
| 6205 | MDIO_PMA_REG_CTRL, 1); |
| 6206 | break; |
| 6207 | } |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 6208 | default: |
| 6209 | /* HW reset */ |
| 6210 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
| 6211 | MISC_REGISTERS_GPIO_OUTPUT_LOW, |
| 6212 | port); |
| 6213 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
| 6214 | MISC_REGISTERS_GPIO_OUTPUT_LOW, |
| 6215 | port); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6216 | DP(NETIF_MSG_LINK, "reset external PHY\n"); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6217 | } |
| 6218 | } |
| 6219 | /* reset the SerDes/XGXS */ |
| 6220 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, |
| 6221 | (0x1ff << (port*16))); |
| 6222 | |
| 6223 | /* reset BigMac */ |
| 6224 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, |
| 6225 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); |
| 6226 | |
| 6227 | /* disable nig ingress interface */ |
| 6228 | REG_WR(bp, NIG_REG_BMAC0_IN_EN + port*4, 0); |
| 6229 | REG_WR(bp, NIG_REG_EMAC0_IN_EN + port*4, 0); |
| 6230 | REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0); |
| 6231 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0); |
| 6232 | vars->link_up = 0; |
| 6233 | return 0; |
| 6234 | } |
| 6235 | |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6236 | static u8 bnx2x_update_link_down(struct link_params *params, |
| 6237 | struct link_vars *vars) |
| 6238 | { |
| 6239 | struct bnx2x *bp = params->bp; |
| 6240 | u8 port = params->port; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 6241 | |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6242 | DP(NETIF_MSG_LINK, "Port %x: Link is down\n", port); |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 6243 | bnx2x_set_led(params, LED_MODE_OFF, 0); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6244 | |
| 6245 | /* indicate no mac active */ |
| 6246 | vars->mac_type = MAC_TYPE_NONE; |
| 6247 | |
| 6248 | /* update shared memory */ |
| 6249 | vars->link_status = 0; |
| 6250 | vars->line_speed = 0; |
| 6251 | bnx2x_update_mng(params, vars->link_status); |
| 6252 | |
| 6253 | /* activate nig drain */ |
| 6254 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 1); |
| 6255 | |
Eilon Greenstein | 6c55c3cd | 2009-01-14 06:44:13 +0000 | [diff] [blame] | 6256 | /* disable emac */ |
| 6257 | REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0); |
| 6258 | |
| 6259 | msleep(10); |
| 6260 | |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6261 | /* reset BigMac */ |
| 6262 | bnx2x_bmac_rx_disable(bp, params->port); |
| 6263 | REG_WR(bp, GRCBASE_MISC + |
| 6264 | MISC_REGISTERS_RESET_REG_2_CLEAR, |
| 6265 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); |
| 6266 | return 0; |
| 6267 | } |
| 6268 | |
| 6269 | static u8 bnx2x_update_link_up(struct link_params *params, |
| 6270 | struct link_vars *vars, |
| 6271 | u8 link_10g, u32 gp_status) |
| 6272 | { |
| 6273 | struct bnx2x *bp = params->bp; |
| 6274 | u8 port = params->port; |
| 6275 | u8 rc = 0; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 6276 | |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6277 | vars->link_status |= LINK_STATUS_LINK_UP; |
| 6278 | if (link_10g) { |
| 6279 | bnx2x_bmac_enable(params, vars, 0); |
Yaniv Rosner | 7846e47 | 2009-11-05 19:18:07 +0200 | [diff] [blame] | 6280 | bnx2x_set_led(params, LED_MODE_OPER, SPEED_10000); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6281 | } else { |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6282 | rc = bnx2x_emac_program(params, vars->line_speed, |
| 6283 | vars->duplex); |
| 6284 | |
Yaniv Rosner | 0c786f0 | 2009-11-05 19:18:32 +0200 | [diff] [blame] | 6285 | bnx2x_emac_enable(params, vars, 0); |
| 6286 | |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6287 | /* AN complete? */ |
| 6288 | if (gp_status & MDIO_AN_CL73_OR_37_COMPLETE) { |
| 6289 | if (!(vars->phy_flags & |
| 6290 | PHY_SGMII_FLAG)) |
Eilon Greenstein | ed8680a | 2009-02-12 08:37:12 +0000 | [diff] [blame] | 6291 | bnx2x_set_gmii_tx_driver(params); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6292 | } |
| 6293 | } |
| 6294 | |
| 6295 | /* PBF - link up */ |
| 6296 | rc |= bnx2x_pbf_update(params, vars->flow_ctrl, |
| 6297 | vars->line_speed); |
| 6298 | |
| 6299 | /* disable drain */ |
| 6300 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 0); |
| 6301 | |
| 6302 | /* update shared memory */ |
| 6303 | bnx2x_update_mng(params, vars->link_status); |
Eilon Greenstein | 6c55c3cd | 2009-01-14 06:44:13 +0000 | [diff] [blame] | 6304 | msleep(20); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6305 | return rc; |
| 6306 | } |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6307 | /* This function should called upon link interrupt */ |
| 6308 | /* In case vars->link_up, driver needs to |
| 6309 | 1. Update the pbf |
| 6310 | 2. Disable drain |
| 6311 | 3. Update the shared memory |
| 6312 | 4. Indicate link up |
| 6313 | 5. Set LEDs |
| 6314 | Otherwise, |
| 6315 | 1. Update shared memory |
| 6316 | 2. Reset BigMac |
| 6317 | 3. Report link down |
| 6318 | 4. Unset LEDs |
| 6319 | */ |
| 6320 | u8 bnx2x_link_update(struct link_params *params, struct link_vars *vars) |
| 6321 | { |
| 6322 | struct bnx2x *bp = params->bp; |
| 6323 | u8 port = params->port; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6324 | u16 gp_status; |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6325 | u8 link_10g; |
| 6326 | u8 ext_phy_link_up, rc = 0; |
| 6327 | u32 ext_phy_type; |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 6328 | u8 is_mi_int = 0; |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6329 | |
| 6330 | DP(NETIF_MSG_LINK, "port %x, XGXS?%x, int_status 0x%x\n", |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 6331 | port, (vars->phy_flags & PHY_XGXS_FLAG), |
| 6332 | REG_RD(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4)); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6333 | |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 6334 | is_mi_int = (u8)(REG_RD(bp, NIG_REG_EMAC0_STATUS_MISC_MI_INT + |
| 6335 | port*0x18) > 0); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6336 | DP(NETIF_MSG_LINK, "int_mask 0x%x MI_INT %x, SERDES_LINK %x\n", |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 6337 | REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4), |
| 6338 | is_mi_int, |
| 6339 | REG_RD(bp, |
| 6340 | NIG_REG_SERDES0_STATUS_LINK_STATUS + port*0x3c)); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6341 | |
| 6342 | DP(NETIF_MSG_LINK, " 10G %x, XGXS_LINK %x\n", |
| 6343 | REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK10G + port*0x68), |
| 6344 | REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK_STATUS + port*0x68)); |
| 6345 | |
Eilon Greenstein | 6c55c3cd | 2009-01-14 06:44:13 +0000 | [diff] [blame] | 6346 | /* disable emac */ |
| 6347 | REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0); |
| 6348 | |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6349 | ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6350 | |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6351 | /* Check external link change only for non-direct */ |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 6352 | ext_phy_link_up = bnx2x_ext_phy_is_link_up(params, vars, is_mi_int); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6353 | |
| 6354 | /* Read gp_status */ |
| 6355 | CL45_RD_OVER_CL22(bp, port, params->phy_addr, |
| 6356 | MDIO_REG_BANK_GP_STATUS, |
| 6357 | MDIO_GP_STATUS_TOP_AN_STATUS1, |
| 6358 | &gp_status); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6359 | |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 6360 | rc = bnx2x_link_settings_status(params, vars, gp_status, |
| 6361 | ext_phy_link_up); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6362 | if (rc != 0) |
| 6363 | return rc; |
| 6364 | |
| 6365 | /* anything 10 and over uses the bmac */ |
| 6366 | link_10g = ((vars->line_speed == SPEED_10000) || |
| 6367 | (vars->line_speed == SPEED_12000) || |
| 6368 | (vars->line_speed == SPEED_12500) || |
| 6369 | (vars->line_speed == SPEED_13000) || |
| 6370 | (vars->line_speed == SPEED_15000) || |
| 6371 | (vars->line_speed == SPEED_16000)); |
| 6372 | |
Eilon Greenstein | 2f90446 | 2009-08-12 08:22:16 +0000 | [diff] [blame] | 6373 | bnx2x_link_int_ack(params, vars, link_10g, is_mi_int); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6374 | |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6375 | /* In case external phy link is up, and internal link is down |
| 6376 | ( not initialized yet probably after link initialization, it needs |
| 6377 | to be initialized. |
| 6378 | Note that after link down-up as result of cable plug, |
| 6379 | the xgxs link would probably become up again without the need to |
| 6380 | initialize it*/ |
| 6381 | |
| 6382 | if ((ext_phy_type != PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT) && |
| 6383 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) && |
Yaniv Rosner | b5bbf00 | 2009-11-05 19:18:21 +0200 | [diff] [blame] | 6384 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706) && |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 6385 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) && |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6386 | (ext_phy_link_up && !vars->phy_link_up)) |
Eilon Greenstein | 239d686 | 2009-08-12 08:23:04 +0000 | [diff] [blame] | 6387 | bnx2x_init_internal_phy(params, vars, 0); |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6388 | |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6389 | /* link is up only if both local phy and external phy are up */ |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6390 | vars->link_up = (ext_phy_link_up && vars->phy_link_up); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6391 | |
Yaniv Rosner | 57963ed | 2008-08-13 15:55:28 -0700 | [diff] [blame] | 6392 | if (vars->link_up) |
| 6393 | rc = bnx2x_update_link_up(params, vars, link_10g, gp_status); |
| 6394 | else |
| 6395 | rc = bnx2x_update_link_down(params, vars); |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6396 | |
| 6397 | return rc; |
| 6398 | } |
| 6399 | |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 6400 | static u8 bnx2x_8073_common_init_phy(struct bnx2x *bp, u32 shmem_base) |
| 6401 | { |
| 6402 | u8 ext_phy_addr[PORT_MAX]; |
| 6403 | u16 val; |
| 6404 | s8 port; |
| 6405 | |
| 6406 | /* PART1 - Reset both phys */ |
| 6407 | for (port = PORT_MAX - 1; port >= PORT_0; port--) { |
| 6408 | /* Extract the ext phy address for the port */ |
| 6409 | u32 ext_phy_config = REG_RD(bp, shmem_base + |
| 6410 | offsetof(struct shmem_region, |
| 6411 | dev_info.port_hw_config[port].external_phy_config)); |
| 6412 | |
| 6413 | /* disable attentions */ |
| 6414 | bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, |
| 6415 | (NIG_MASK_XGXS0_LINK_STATUS | |
| 6416 | NIG_MASK_XGXS0_LINK10G | |
| 6417 | NIG_MASK_SERDES0_LINK_STATUS | |
| 6418 | NIG_MASK_MI_INT)); |
| 6419 | |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 6420 | ext_phy_addr[port] = XGXS_EXT_PHY_ADDR(ext_phy_config); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 6421 | |
| 6422 | /* Need to take the phy out of low power mode in order |
| 6423 | to write to access its registers */ |
| 6424 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
| 6425 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, port); |
| 6426 | |
| 6427 | /* Reset the phy */ |
| 6428 | bnx2x_cl45_write(bp, port, |
| 6429 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
| 6430 | ext_phy_addr[port], |
| 6431 | MDIO_PMA_DEVAD, |
| 6432 | MDIO_PMA_REG_CTRL, |
| 6433 | 1<<15); |
| 6434 | } |
| 6435 | |
| 6436 | /* Add delay of 150ms after reset */ |
| 6437 | msleep(150); |
| 6438 | |
| 6439 | /* PART2 - Download firmware to both phys */ |
| 6440 | for (port = PORT_MAX - 1; port >= PORT_0; port--) { |
| 6441 | u16 fw_ver1; |
| 6442 | |
| 6443 | bnx2x_bcm8073_external_rom_boot(bp, port, |
Eilon Greenstein | a35da8d | 2009-02-12 08:37:02 +0000 | [diff] [blame] | 6444 | ext_phy_addr[port], shmem_base); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 6445 | |
| 6446 | bnx2x_cl45_read(bp, port, PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
| 6447 | ext_phy_addr[port], |
| 6448 | MDIO_PMA_DEVAD, |
| 6449 | MDIO_PMA_REG_ROM_VER1, &fw_ver1); |
Eilon Greenstein | 16b311c | 2009-01-14 06:44:24 +0000 | [diff] [blame] | 6450 | if (fw_ver1 == 0 || fw_ver1 == 0x4321) { |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 6451 | DP(NETIF_MSG_LINK, |
Eilon Greenstein | 16b311c | 2009-01-14 06:44:24 +0000 | [diff] [blame] | 6452 | "bnx2x_8073_common_init_phy port %x:" |
| 6453 | "Download failed. fw version = 0x%x\n", |
| 6454 | port, fw_ver1); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 6455 | return -EINVAL; |
| 6456 | } |
| 6457 | |
| 6458 | /* Only set bit 10 = 1 (Tx power down) */ |
| 6459 | bnx2x_cl45_read(bp, port, |
| 6460 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
| 6461 | ext_phy_addr[port], |
| 6462 | MDIO_PMA_DEVAD, |
| 6463 | MDIO_PMA_REG_TX_POWER_DOWN, &val); |
| 6464 | |
| 6465 | /* Phase1 of TX_POWER_DOWN reset */ |
| 6466 | bnx2x_cl45_write(bp, port, |
| 6467 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
| 6468 | ext_phy_addr[port], |
| 6469 | MDIO_PMA_DEVAD, |
| 6470 | MDIO_PMA_REG_TX_POWER_DOWN, |
| 6471 | (val | 1<<10)); |
| 6472 | } |
| 6473 | |
| 6474 | /* Toggle Transmitter: Power down and then up with 600ms |
| 6475 | delay between */ |
| 6476 | msleep(600); |
| 6477 | |
| 6478 | /* PART3 - complete TX_POWER_DOWN process, and set GPIO2 back to low */ |
| 6479 | for (port = PORT_MAX - 1; port >= PORT_0; port--) { |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 6480 | /* Phase2 of POWER_DOWN_RESET */ |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 6481 | /* Release bit 10 (Release Tx power down) */ |
| 6482 | bnx2x_cl45_read(bp, port, |
| 6483 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
| 6484 | ext_phy_addr[port], |
| 6485 | MDIO_PMA_DEVAD, |
| 6486 | MDIO_PMA_REG_TX_POWER_DOWN, &val); |
| 6487 | |
| 6488 | bnx2x_cl45_write(bp, port, |
| 6489 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
| 6490 | ext_phy_addr[port], |
| 6491 | MDIO_PMA_DEVAD, |
| 6492 | MDIO_PMA_REG_TX_POWER_DOWN, (val & (~(1<<10)))); |
| 6493 | msleep(15); |
| 6494 | |
| 6495 | /* Read modify write the SPI-ROM version select register */ |
| 6496 | bnx2x_cl45_read(bp, port, |
| 6497 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
| 6498 | ext_phy_addr[port], |
| 6499 | MDIO_PMA_DEVAD, |
| 6500 | MDIO_PMA_REG_EDC_FFE_MAIN, &val); |
| 6501 | bnx2x_cl45_write(bp, port, |
| 6502 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
| 6503 | ext_phy_addr[port], |
| 6504 | MDIO_PMA_DEVAD, |
| 6505 | MDIO_PMA_REG_EDC_FFE_MAIN, (val | (1<<12))); |
| 6506 | |
| 6507 | /* set GPIO2 back to LOW */ |
| 6508 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
| 6509 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
| 6510 | } |
| 6511 | return 0; |
| 6512 | |
| 6513 | } |
| 6514 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6515 | static u8 bnx2x_8727_common_init_phy(struct bnx2x *bp, u32 shmem_base) |
| 6516 | { |
| 6517 | u8 ext_phy_addr[PORT_MAX]; |
Eilon Greenstein | bc7f0a0 | 2009-08-12 08:23:01 +0000 | [diff] [blame] | 6518 | s8 port, first_port, i; |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6519 | u32 swap_val, swap_override; |
| 6520 | DP(NETIF_MSG_LINK, "Executing BCM8727 common init\n"); |
| 6521 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); |
| 6522 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); |
| 6523 | |
Eilon Greenstein | f57a602 | 2009-08-12 08:23:11 +0000 | [diff] [blame] | 6524 | bnx2x_ext_phy_hw_reset(bp, 1 ^ (swap_val && swap_override)); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6525 | msleep(5); |
| 6526 | |
Eilon Greenstein | bc7f0a0 | 2009-08-12 08:23:01 +0000 | [diff] [blame] | 6527 | if (swap_val && swap_override) |
| 6528 | first_port = PORT_0; |
| 6529 | else |
| 6530 | first_port = PORT_1; |
| 6531 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6532 | /* PART1 - Reset both phys */ |
Eilon Greenstein | bc7f0a0 | 2009-08-12 08:23:01 +0000 | [diff] [blame] | 6533 | for (i = 0, port = first_port; i < PORT_MAX; i++, port = !port) { |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6534 | /* Extract the ext phy address for the port */ |
| 6535 | u32 ext_phy_config = REG_RD(bp, shmem_base + |
| 6536 | offsetof(struct shmem_region, |
| 6537 | dev_info.port_hw_config[port].external_phy_config)); |
| 6538 | |
| 6539 | /* disable attentions */ |
| 6540 | bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, |
| 6541 | (NIG_MASK_XGXS0_LINK_STATUS | |
| 6542 | NIG_MASK_XGXS0_LINK10G | |
| 6543 | NIG_MASK_SERDES0_LINK_STATUS | |
| 6544 | NIG_MASK_MI_INT)); |
| 6545 | |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 6546 | ext_phy_addr[port] = XGXS_EXT_PHY_ADDR(ext_phy_config); |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6547 | |
| 6548 | /* Reset the phy */ |
| 6549 | bnx2x_cl45_write(bp, port, |
| 6550 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 6551 | ext_phy_addr[port], |
| 6552 | MDIO_PMA_DEVAD, |
| 6553 | MDIO_PMA_REG_CTRL, |
| 6554 | 1<<15); |
| 6555 | } |
| 6556 | |
| 6557 | /* Add delay of 150ms after reset */ |
| 6558 | msleep(150); |
| 6559 | |
| 6560 | /* PART2 - Download firmware to both phys */ |
Eilon Greenstein | bc7f0a0 | 2009-08-12 08:23:01 +0000 | [diff] [blame] | 6561 | for (i = 0, port = first_port; i < PORT_MAX; i++, port = !port) { |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6562 | u16 fw_ver1; |
| 6563 | |
| 6564 | bnx2x_bcm8727_external_rom_boot(bp, port, |
| 6565 | ext_phy_addr[port], shmem_base); |
| 6566 | |
| 6567 | bnx2x_cl45_read(bp, port, PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
| 6568 | ext_phy_addr[port], |
| 6569 | MDIO_PMA_DEVAD, |
| 6570 | MDIO_PMA_REG_ROM_VER1, &fw_ver1); |
| 6571 | if (fw_ver1 == 0 || fw_ver1 == 0x4321) { |
| 6572 | DP(NETIF_MSG_LINK, |
Eilon Greenstein | bc7f0a0 | 2009-08-12 08:23:01 +0000 | [diff] [blame] | 6573 | "bnx2x_8727_common_init_phy port %x:" |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6574 | "Download failed. fw version = 0x%x\n", |
| 6575 | port, fw_ver1); |
| 6576 | return -EINVAL; |
| 6577 | } |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6578 | } |
| 6579 | |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6580 | return 0; |
| 6581 | } |
| 6582 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 6583 | |
| 6584 | static u8 bnx2x_8726_common_init_phy(struct bnx2x *bp, u32 shmem_base) |
| 6585 | { |
| 6586 | u8 ext_phy_addr; |
| 6587 | u32 val; |
| 6588 | s8 port; |
Eilon Greenstein | ab6ad5a | 2009-08-12 08:24:29 +0000 | [diff] [blame] | 6589 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 6590 | /* Use port1 because of the static port-swap */ |
| 6591 | /* Enable the module detection interrupt */ |
| 6592 | val = REG_RD(bp, MISC_REG_GPIO_EVENT_EN); |
| 6593 | val |= ((1<<MISC_REGISTERS_GPIO_3)| |
| 6594 | (1<<(MISC_REGISTERS_GPIO_3 + MISC_REGISTERS_GPIO_PORT_SHIFT))); |
| 6595 | REG_WR(bp, MISC_REG_GPIO_EVENT_EN, val); |
| 6596 | |
Eilon Greenstein | f57a602 | 2009-08-12 08:23:11 +0000 | [diff] [blame] | 6597 | bnx2x_ext_phy_hw_reset(bp, 1); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 6598 | msleep(5); |
| 6599 | for (port = 0; port < PORT_MAX; port++) { |
| 6600 | /* Extract the ext phy address for the port */ |
| 6601 | u32 ext_phy_config = REG_RD(bp, shmem_base + |
| 6602 | offsetof(struct shmem_region, |
| 6603 | dev_info.port_hw_config[port].external_phy_config)); |
| 6604 | |
Eilon Greenstein | 659bc5c | 2009-08-12 08:24:02 +0000 | [diff] [blame] | 6605 | ext_phy_addr = XGXS_EXT_PHY_ADDR(ext_phy_config); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 6606 | DP(NETIF_MSG_LINK, "8726_common_init : ext_phy_addr = 0x%x\n", |
| 6607 | ext_phy_addr); |
| 6608 | |
| 6609 | bnx2x_8726_reset_phy(bp, port, ext_phy_addr); |
| 6610 | |
| 6611 | /* Set fault module detected LED on */ |
| 6612 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, |
| 6613 | MISC_REGISTERS_GPIO_HIGH, |
| 6614 | port); |
| 6615 | } |
| 6616 | |
| 6617 | return 0; |
| 6618 | } |
| 6619 | |
Yaniv Rosner | 4f60dab | 2009-11-05 19:18:23 +0200 | [diff] [blame] | 6620 | |
| 6621 | static u8 bnx2x_84823_common_init_phy(struct bnx2x *bp, u32 shmem_base) |
| 6622 | { |
| 6623 | /* HW reset */ |
| 6624 | bnx2x_ext_phy_hw_reset(bp, 1); |
| 6625 | return 0; |
| 6626 | } |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 6627 | u8 bnx2x_common_init_phy(struct bnx2x *bp, u32 shmem_base) |
| 6628 | { |
| 6629 | u8 rc = 0; |
| 6630 | u32 ext_phy_type; |
| 6631 | |
Eilon Greenstein | f537225 | 2009-02-12 08:38:30 +0000 | [diff] [blame] | 6632 | DP(NETIF_MSG_LINK, "Begin common phy init\n"); |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 6633 | |
| 6634 | /* Read the ext_phy_type for arbitrary port(0) */ |
| 6635 | ext_phy_type = XGXS_EXT_PHY_TYPE( |
| 6636 | REG_RD(bp, shmem_base + |
| 6637 | offsetof(struct shmem_region, |
| 6638 | dev_info.port_hw_config[0].external_phy_config))); |
| 6639 | |
| 6640 | switch (ext_phy_type) { |
| 6641 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
| 6642 | { |
| 6643 | rc = bnx2x_8073_common_init_phy(bp, shmem_base); |
| 6644 | break; |
| 6645 | } |
Eilon Greenstein | 4d295db | 2009-07-21 05:47:47 +0000 | [diff] [blame] | 6646 | |
| 6647 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
| 6648 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727_NOC: |
| 6649 | rc = bnx2x_8727_common_init_phy(bp, shmem_base); |
| 6650 | break; |
| 6651 | |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 6652 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
| 6653 | /* GPIO1 affects both ports, so there's need to pull |
| 6654 | it for single port alone */ |
| 6655 | rc = bnx2x_8726_common_init_phy(bp, shmem_base); |
Yaniv Rosner | 4f60dab | 2009-11-05 19:18:23 +0200 | [diff] [blame] | 6656 | break; |
| 6657 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823: |
| 6658 | rc = bnx2x_84823_common_init_phy(bp, shmem_base); |
Eilon Greenstein | 589abe3 | 2009-02-12 08:36:55 +0000 | [diff] [blame] | 6659 | break; |
Yaniv Rosner | 6bbca91 | 2008-08-13 15:57:28 -0700 | [diff] [blame] | 6660 | default: |
| 6661 | DP(NETIF_MSG_LINK, |
| 6662 | "bnx2x_common_init_phy: ext_phy 0x%x not required\n", |
| 6663 | ext_phy_type); |
| 6664 | break; |
| 6665 | } |
| 6666 | |
| 6667 | return rc; |
| 6668 | } |
| 6669 | |
Eilon Greenstein | f57a602 | 2009-08-12 08:23:11 +0000 | [diff] [blame] | 6670 | void bnx2x_sfx7101_sp_sw_reset(struct bnx2x *bp, u8 port, u8 phy_addr) |
Yaniv Rosner | ea4e040 | 2008-06-23 20:27:26 -0700 | [diff] [blame] | 6671 | { |
| 6672 | u16 val, cnt; |
| 6673 | |
| 6674 | bnx2x_cl45_read(bp, port, |
| 6675 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, |
| 6676 | phy_addr, |
| 6677 | MDIO_PMA_DEVAD, |
| 6678 | MDIO_PMA_REG_7101_RESET, &val); |
| 6679 | |
| 6680 | for (cnt = 0; cnt < 10; cnt++) { |
| 6681 | msleep(50); |
| 6682 | /* Writes a self-clearing reset */ |
| 6683 | bnx2x_cl45_write(bp, port, |
| 6684 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, |
| 6685 | phy_addr, |
| 6686 | MDIO_PMA_DEVAD, |
| 6687 | MDIO_PMA_REG_7101_RESET, |
| 6688 | (val | (1<<15))); |
| 6689 | /* Wait for clear */ |
| 6690 | bnx2x_cl45_read(bp, port, |
| 6691 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, |
| 6692 | phy_addr, |
| 6693 | MDIO_PMA_DEVAD, |
| 6694 | MDIO_PMA_REG_7101_RESET, &val); |
| 6695 | |
| 6696 | if ((val & (1<<15)) == 0) |
| 6697 | break; |
| 6698 | } |
| 6699 | } |