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-rw-r--r--drivers/net/bnx2x_link.c4518
-rw-r--r--drivers/net/bnx2x_link.h168
2 files changed, 4686 insertions, 0 deletions
diff --git a/drivers/net/bnx2x_link.c b/drivers/net/bnx2x_link.c
new file mode 100644
index 00000000000..22586ebd7b1
--- /dev/null
+++ b/drivers/net/bnx2x_link.c
@@ -0,0 +1,4518 @@
+/* Copyright 2008 Broadcom Corporation
+ *
+ * Unless you and Broadcom execute a separate written software license
+ * agreement governing use of this software, this software is licensed to you
+ * under the terms of the GNU General Public License version 2, available
+ * at http://www.gnu.org/licenses/old-licenses/gpl-2.0.html (the "GPL").
+ *
+ * Notwithstanding the above, under no circumstances may you combine this
+ * software in any way with any other Broadcom software provided under a
+ * license other than the GPL, without Broadcom's express prior written
+ * consent.
+ *
+ * Written by Yaniv Rosner
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/pci.h>
+#include <linux/netdevice.h>
+#include <linux/delay.h>
+#include <linux/ethtool.h>
+#include <linux/mutex.h>
+#include <linux/version.h>
+
+#include "bnx2x_reg.h"
+#include "bnx2x_fw_defs.h"
+#include "bnx2x_hsi.h"
+#include "bnx2x_link.h"
+#include "bnx2x.h"
+
+/********************************************************/
+#define SUPPORT_CL73 0 /* Currently no */
+#define ETH_HLEN 14
+#define ETH_OVREHEAD (ETH_HLEN + 8)/* 8 for CRC + VLAN*/
+#define ETH_MIN_PACKET_SIZE 60
+#define ETH_MAX_PACKET_SIZE 1500
+#define ETH_MAX_JUMBO_PACKET_SIZE 9600
+#define MDIO_ACCESS_TIMEOUT 1000
+#define BMAC_CONTROL_RX_ENABLE 2
+#define MAX_MTU_SIZE 5000
+
+/***********************************************************/
+/* Shortcut definitions */
+/***********************************************************/
+
+#define NIG_STATUS_XGXS0_LINK10G \
+ NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK10G
+#define NIG_STATUS_XGXS0_LINK_STATUS \
+ NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK_STATUS
+#define NIG_STATUS_XGXS0_LINK_STATUS_SIZE \
+ NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK_STATUS_SIZE
+#define NIG_STATUS_SERDES0_LINK_STATUS \
+ NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_SERDES0_LINK_STATUS
+#define NIG_MASK_MI_INT \
+ NIG_MASK_INTERRUPT_PORT0_REG_MASK_EMAC0_MISC_MI_INT
+#define NIG_MASK_XGXS0_LINK10G \
+ NIG_MASK_INTERRUPT_PORT0_REG_MASK_XGXS0_LINK10G
+#define NIG_MASK_XGXS0_LINK_STATUS \
+ NIG_MASK_INTERRUPT_PORT0_REG_MASK_XGXS0_LINK_STATUS
+#define NIG_MASK_SERDES0_LINK_STATUS \
+ NIG_MASK_INTERRUPT_PORT0_REG_MASK_SERDES0_LINK_STATUS
+
+#define MDIO_AN_CL73_OR_37_COMPLETE \
+ (MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE | \
+ MDIO_GP_STATUS_TOP_AN_STATUS1_CL37_AUTONEG_COMPLETE)
+
+#define XGXS_RESET_BITS \
+ (MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_RSTB_HW | \
+ MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_IDDQ | \
+ MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_PWRDWN | \
+ MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_PWRDWN_SD | \
+ MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_TXD_FIFO_RSTB)
+
+#define SERDES_RESET_BITS \
+ (MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_RSTB_HW | \
+ MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_IDDQ | \
+ MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_PWRDWN | \
+ MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_PWRDWN_SD)
+
+#define AUTONEG_CL37 SHARED_HW_CFG_AN_ENABLE_CL37
+#define AUTONEG_CL73 SHARED_HW_CFG_AN_ENABLE_CL73
+#define AUTONEG_BAM SHARED_HW_CFG_AN_ENABLE_BAM
+#define AUTONEG_PARALLEL \
+ SHARED_HW_CFG_AN_ENABLE_PARALLEL_DETECTION
+#define AUTONEG_SGMII_FIBER_AUTODET \
+ SHARED_HW_CFG_AN_EN_SGMII_FIBER_AUTO_DETECT
+#define AUTONEG_REMOTE_PHY SHARED_HW_CFG_AN_ENABLE_REMOTE_PHY
+
+#define GP_STATUS_PAUSE_RSOLUTION_TXSIDE \
+ MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_TXSIDE
+#define GP_STATUS_PAUSE_RSOLUTION_RXSIDE \
+ MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_RXSIDE
+#define GP_STATUS_SPEED_MASK \
+ MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_MASK
+#define GP_STATUS_10M MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10M
+#define GP_STATUS_100M MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_100M
+#define GP_STATUS_1G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G
+#define GP_STATUS_2_5G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_2_5G
+#define GP_STATUS_5G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_5G
+#define GP_STATUS_6G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_6G
+#define GP_STATUS_10G_HIG \
+ MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_HIG
+#define GP_STATUS_10G_CX4 \
+ MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_CX4
+#define GP_STATUS_12G_HIG \
+ MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_12G_HIG
+#define GP_STATUS_12_5G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_12_5G
+#define GP_STATUS_13G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_13G
+#define GP_STATUS_15G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_15G
+#define GP_STATUS_16G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_16G
+#define GP_STATUS_1G_KX MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G_KX
+#define GP_STATUS_10G_KX4 \
+ MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_KX4
+
+#define LINK_10THD LINK_STATUS_SPEED_AND_DUPLEX_10THD
+#define LINK_10TFD LINK_STATUS_SPEED_AND_DUPLEX_10TFD
+#define LINK_100TXHD LINK_STATUS_SPEED_AND_DUPLEX_100TXHD
+#define LINK_100T4 LINK_STATUS_SPEED_AND_DUPLEX_100T4
+#define LINK_100TXFD LINK_STATUS_SPEED_AND_DUPLEX_100TXFD
+#define LINK_1000THD LINK_STATUS_SPEED_AND_DUPLEX_1000THD
+#define LINK_1000TFD LINK_STATUS_SPEED_AND_DUPLEX_1000TFD
+#define LINK_1000XFD LINK_STATUS_SPEED_AND_DUPLEX_1000XFD
+#define LINK_2500THD LINK_STATUS_SPEED_AND_DUPLEX_2500THD
+#define LINK_2500TFD LINK_STATUS_SPEED_AND_DUPLEX_2500TFD
+#define LINK_2500XFD LINK_STATUS_SPEED_AND_DUPLEX_2500XFD
+#define LINK_10GTFD LINK_STATUS_SPEED_AND_DUPLEX_10GTFD
+#define LINK_10GXFD LINK_STATUS_SPEED_AND_DUPLEX_10GXFD
+#define LINK_12GTFD LINK_STATUS_SPEED_AND_DUPLEX_12GTFD
+#define LINK_12GXFD LINK_STATUS_SPEED_AND_DUPLEX_12GXFD
+#define LINK_12_5GTFD LINK_STATUS_SPEED_AND_DUPLEX_12_5GTFD
+#define LINK_12_5GXFD LINK_STATUS_SPEED_AND_DUPLEX_12_5GXFD
+#define LINK_13GTFD LINK_STATUS_SPEED_AND_DUPLEX_13GTFD
+#define LINK_13GXFD LINK_STATUS_SPEED_AND_DUPLEX_13GXFD
+#define LINK_15GTFD LINK_STATUS_SPEED_AND_DUPLEX_15GTFD
+#define LINK_15GXFD LINK_STATUS_SPEED_AND_DUPLEX_15GXFD
+#define LINK_16GTFD LINK_STATUS_SPEED_AND_DUPLEX_16GTFD
+#define LINK_16GXFD LINK_STATUS_SPEED_AND_DUPLEX_16GXFD
+
+#define PHY_XGXS_FLAG 0x1
+#define PHY_SGMII_FLAG 0x2
+#define PHY_SERDES_FLAG 0x4
+
+/**********************************************************/
+/* INTERFACE */
+/**********************************************************/
+#define CL45_WR_OVER_CL22(_bp, _port, _phy_addr, _bank, _addr, _val) \
+ bnx2x_cl45_write(_bp, _port, 0, _phy_addr, \
+ DEFAULT_PHY_DEV_ADDR, \
+ (_bank + (_addr & 0xf)), \
+ _val)
+
+#define CL45_RD_OVER_CL22(_bp, _port, _phy_addr, _bank, _addr, _val) \
+ bnx2x_cl45_read(_bp, _port, 0, _phy_addr, \
+ DEFAULT_PHY_DEV_ADDR, \
+ (_bank + (_addr & 0xf)), \
+ _val)
+
+static void bnx2x_set_phy_mdio(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_ST +
+ params->port*0x18, 0);
+ REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + params->port*0x18,
+ DEFAULT_PHY_DEV_ADDR);
+}
+
+static u32 bnx2x_bits_en(struct bnx2x *bp, u32 reg, u32 bits)
+{
+ u32 val = REG_RD(bp, reg);
+
+ val |= bits;
+ REG_WR(bp, reg, val);
+ return val;
+}
+
+static u32 bnx2x_bits_dis(struct bnx2x *bp, u32 reg, u32 bits)
+{
+ u32 val = REG_RD(bp, reg);
+
+ val &= ~bits;
+ REG_WR(bp, reg, val);
+ return val;
+}
+
+static void bnx2x_emac_init(struct link_params *params,
+ struct link_vars *vars)
+{
+ /* reset and unreset the emac core */
+ struct bnx2x *bp = params->bp;
+ u8 port = params->port;
+ u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
+ u32 val;
+ u16 timeout;
+
+ REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
+ (MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE << port));
+ udelay(5);
+ REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET,
+ (MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE << port));
+
+ /* init emac - use read-modify-write */
+ /* self clear reset */
+ val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE);
+ EMAC_WR(EMAC_REG_EMAC_MODE, (val | EMAC_MODE_RESET));
+
+ timeout = 200;
+ do
+ {
+ val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE);
+ DP(NETIF_MSG_LINK, "EMAC reset reg is %u\n", val);
+ if (!timeout) {
+ DP(NETIF_MSG_LINK, "EMAC timeout!\n");
+ return;
+ }
+ timeout--;
+ }while (val & EMAC_MODE_RESET);
+
+ /* Set mac address */
+ val = ((params->mac_addr[0] << 8) |
+ params->mac_addr[1]);
+ EMAC_WR(EMAC_REG_EMAC_MAC_MATCH, val);
+
+ val = ((params->mac_addr[2] << 24) |
+ (params->mac_addr[3] << 16) |
+ (params->mac_addr[4] << 8) |
+ params->mac_addr[5]);
+ EMAC_WR(EMAC_REG_EMAC_MAC_MATCH + 4, val);
+}
+
+static u8 bnx2x_emac_enable(struct link_params *params,
+ struct link_vars *vars, u8 lb)
+{
+ struct bnx2x *bp = params->bp;
+ u8 port = params->port;
+ u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
+ u32 val;
+
+ DP(NETIF_MSG_LINK, "enabling EMAC\n");
+
+ /* enable emac and not bmac */
+ REG_WR(bp, NIG_REG_EGRESS_EMAC0_PORT + port*4, 1);
+
+ /* for paladium */
+ if (CHIP_REV_IS_EMUL(bp)) {
+ /* Use lane 1 (of lanes 0-3) */
+ REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 + port*4, 1);
+ REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL +
+ port*4, 1);
+ }
+ /* for fpga */
+ else
+
+ if (CHIP_REV_IS_FPGA(bp)) {
+ /* Use lane 1 (of lanes 0-3) */
+ DP(NETIF_MSG_LINK, "bnx2x_emac_enable: Setting FPGA\n");
+
+ REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 + port*4, 1);
+ REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4,
+ 0);
+ } else
+ /* ASIC */
+ if (vars->phy_flags & PHY_XGXS_FLAG) {
+ u32 ser_lane = ((params->lane_config &
+ PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >>
+ PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT);
+
+ DP(NETIF_MSG_LINK, "XGXS\n");
+ /* select the master lanes (out of 0-3) */
+ REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 +
+ port*4, ser_lane);
+ /* select XGXS */
+ REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL +
+ port*4, 1);
+
+ } else { /* SerDes */
+ DP(NETIF_MSG_LINK, "SerDes\n");
+ /* select SerDes */
+ REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL +
+ port*4, 0);
+ }
+
+ /* enable emac */
+ REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 1);
+
+ if (CHIP_REV_IS_SLOW(bp)) {
+ /* config GMII mode */
+ val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE);
+ EMAC_WR(EMAC_REG_EMAC_MODE,
+ (val | EMAC_MODE_PORT_GMII));
+ } else { /* ASIC */
+ /* pause enable/disable */
+ bnx2x_bits_dis(bp, emac_base + EMAC_REG_EMAC_RX_MODE,
+ EMAC_RX_MODE_FLOW_EN);
+ if (vars->flow_ctrl & FLOW_CTRL_RX)
+ bnx2x_bits_en(bp, emac_base +
+ EMAC_REG_EMAC_RX_MODE,
+ EMAC_RX_MODE_FLOW_EN);
+
+ bnx2x_bits_dis(bp, emac_base + EMAC_REG_EMAC_TX_MODE,
+ EMAC_TX_MODE_EXT_PAUSE_EN);
+ if (vars->flow_ctrl & FLOW_CTRL_TX)
+ bnx2x_bits_en(bp, emac_base +
+ EMAC_REG_EMAC_TX_MODE,
+ EMAC_TX_MODE_EXT_PAUSE_EN);
+ }
+
+ /* KEEP_VLAN_TAG, promiscuous */
+ val = REG_RD(bp, emac_base + EMAC_REG_EMAC_RX_MODE);
+ val |= EMAC_RX_MODE_KEEP_VLAN_TAG | EMAC_RX_MODE_PROMISCUOUS;
+ EMAC_WR(EMAC_REG_EMAC_RX_MODE, val);
+
+ /* Set Loopback */
+ val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE);
+ if (lb)
+ val |= 0x810;
+ else
+ val &= ~0x810;
+ EMAC_WR(EMAC_REG_EMAC_MODE, val);
+
+ /* enable emac for jumbo packets */
+ EMAC_WR(EMAC_REG_EMAC_RX_MTU_SIZE,
+ (EMAC_RX_MTU_SIZE_JUMBO_ENA |
+ (ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD)));
+
+ /* strip CRC */
+ REG_WR(bp, NIG_REG_NIG_INGRESS_EMAC0_NO_CRC + port*4, 0x1);
+
+ /* disable the NIG in/out to the bmac */
+ REG_WR(bp, NIG_REG_BMAC0_IN_EN + port*4, 0x0);
+ REG_WR(bp, NIG_REG_BMAC0_PAUSE_OUT_EN + port*4, 0x0);
+ REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0x0);
+
+ /* enable the NIG in/out to the emac */
+ REG_WR(bp, NIG_REG_EMAC0_IN_EN + port*4, 0x1);
+ val = 0;
+ if (vars->flow_ctrl & FLOW_CTRL_TX)
+ val = 1;
+
+ REG_WR(bp, NIG_REG_EMAC0_PAUSE_OUT_EN + port*4, val);
+ REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0x1);
+
+ if (CHIP_REV_IS_EMUL(bp)) {
+ /* take the BigMac out of reset */
+ REG_WR(bp,
+ GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET,
+ (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
+
+ /* enable access for bmac registers */
+ REG_WR(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4, 0x1);
+ }
+
+ vars->mac_type = MAC_TYPE_EMAC;
+ return 0;
+}
+
+
+
+static u8 bnx2x_bmac_enable(struct link_params *params, struct link_vars *vars,
+ u8 is_lb)
+{
+ struct bnx2x *bp = params->bp;
+ u8 port = params->port;
+ u32 bmac_addr = port ? NIG_REG_INGRESS_BMAC1_MEM :
+ NIG_REG_INGRESS_BMAC0_MEM;
+ u32 wb_data[2];
+ u32 val;
+
+ DP(NETIF_MSG_LINK, "Enabling BigMAC\n");
+ /* reset and unreset the BigMac */
+ REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
+ (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
+ msleep(1);
+
+ REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET,
+ (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
+
+ /* enable access for bmac registers */
+ REG_WR(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4, 0x1);
+
+ /* XGXS control */
+ wb_data[0] = 0x3c;
+ wb_data[1] = 0;
+ REG_WR_DMAE(bp, bmac_addr +
+ BIGMAC_REGISTER_BMAC_XGXS_CONTROL,
+ wb_data, 2);
+
+ /* tx MAC SA */
+ wb_data[0] = ((params->mac_addr[2] << 24) |
+ (params->mac_addr[3] << 16) |
+ (params->mac_addr[4] << 8) |
+ params->mac_addr[5]);
+ wb_data[1] = ((params->mac_addr[0] << 8) |
+ params->mac_addr[1]);
+ REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_TX_SOURCE_ADDR,
+ wb_data, 2);
+
+ /* tx control */
+ val = 0xc0;
+ if (vars->flow_ctrl & FLOW_CTRL_TX)
+ val |= 0x800000;
+ wb_data[0] = val;
+ wb_data[1] = 0;
+ REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_TX_CONTROL,
+ wb_data, 2);
+
+ /* mac control */
+ val = 0x3;
+ if (is_lb) {
+ val |= 0x4;
+ DP(NETIF_MSG_LINK, "enable bmac loopback\n");
+ }
+ wb_data[0] = val;
+ wb_data[1] = 0;
+ REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_BMAC_CONTROL,
+ wb_data, 2);
+
+
+ /* set rx mtu */
+ wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD;
+ wb_data[1] = 0;
+ REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_RX_MAX_SIZE,
+ wb_data, 2);
+
+ /* rx control set to don't strip crc */
+ val = 0x14;
+ if (vars->flow_ctrl & FLOW_CTRL_RX)
+ val |= 0x20;
+ wb_data[0] = val;
+ wb_data[1] = 0;
+ REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_RX_CONTROL,
+ wb_data, 2);
+
+ /* set tx mtu */
+ wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD;
+ wb_data[1] = 0;
+ REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_TX_MAX_SIZE,
+ wb_data, 2);
+
+ /* set cnt max size */
+ wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD;
+ wb_data[1] = 0;
+ REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_CNT_MAX_SIZE,
+ wb_data, 2);
+
+ /* configure safc */
+ wb_data[0] = 0x1000200;
+ wb_data[1] = 0;
+ REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_RX_LLFC_MSG_FLDS,
+ wb_data, 2);
+ /* fix for emulation */
+ if (CHIP_REV_IS_EMUL(bp)) {
+ wb_data[0] = 0xf000;
+ wb_data[1] = 0;
+ REG_WR_DMAE(bp,
+ bmac_addr + BIGMAC_REGISTER_TX_PAUSE_THRESHOLD,
+ wb_data, 2);
+ }
+
+ REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 0x1);
+ REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 + port*4, 0x0);
+ REG_WR(bp, NIG_REG_EGRESS_EMAC0_PORT + port*4, 0x0);
+ val = 0;
+ if (vars->flow_ctrl & FLOW_CTRL_TX)
+ val = 1;
+ REG_WR(bp, NIG_REG_BMAC0_PAUSE_OUT_EN + port*4, val);
+ REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0x0);
+ REG_WR(bp, NIG_REG_EMAC0_IN_EN + port*4, 0x0);
+ REG_WR(bp, NIG_REG_EMAC0_PAUSE_OUT_EN + port*4, 0x0);
+ REG_WR(bp, NIG_REG_BMAC0_IN_EN + port*4, 0x1);
+ REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0x1);
+
+ vars->mac_type = MAC_TYPE_BMAC;
+ return 0;
+}
+
+static void bnx2x_phy_deassert(struct link_params *params, u8 phy_flags)
+{
+ struct bnx2x *bp = params->bp;
+ u32 val;
+
+ if (phy_flags & PHY_XGXS_FLAG) {
+ DP(NETIF_MSG_LINK, "bnx2x_phy_deassert:XGXS\n");
+ val = XGXS_RESET_BITS;
+
+ } else { /* SerDes */
+ DP(NETIF_MSG_LINK, "bnx2x_phy_deassert:SerDes\n");
+ val = SERDES_RESET_BITS;
+ }
+
+ val = val << (params->port*16);
+
+ /* reset and unreset the SerDes/XGXS */
+ REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR,
+ val);
+ udelay(500);
+ REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_SET,
+ val);
+ bnx2x_set_phy_mdio(params);
+}
+
+void bnx2x_link_status_update(struct link_params *params,
+ struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u8 link_10g;
+ u8 port = params->port;
+
+ if (params->switch_cfg == SWITCH_CFG_1G)
+ vars->phy_flags = PHY_SERDES_FLAG;
+ else
+ vars->phy_flags = PHY_XGXS_FLAG;
+ vars->link_status = REG_RD(bp, params->shmem_base +
+ offsetof(struct shmem_region,
+ port_mb[port].link_status));
+
+ vars->link_up = (vars->link_status & LINK_STATUS_LINK_UP);
+
+ if (vars->link_up) {
+ DP(NETIF_MSG_LINK, "phy link up\n");
+
+ vars->phy_link_up = 1;
+ vars->duplex = DUPLEX_FULL;
+ switch (vars->link_status &
+ LINK_STATUS_SPEED_AND_DUPLEX_MASK) {
+ case LINK_10THD:
+ vars->duplex = DUPLEX_HALF;
+ /* fall thru */
+ case LINK_10TFD:
+ vars->line_speed = SPEED_10;
+ break;
+
+ case LINK_100TXHD:
+ vars->duplex = DUPLEX_HALF;
+ /* fall thru */
+ case LINK_100T4:
+ case LINK_100TXFD:
+ vars->line_speed = SPEED_100;
+ break;
+
+ case LINK_1000THD:
+ vars->duplex = DUPLEX_HALF;
+ /* fall thru */
+ case LINK_1000TFD:
+ vars->line_speed = SPEED_1000;
+ break;
+
+ case LINK_2500THD:
+ vars->duplex = DUPLEX_HALF;
+ /* fall thru */
+ case LINK_2500TFD:
+ vars->line_speed = SPEED_2500;
+ break;
+
+ case LINK_10GTFD:
+ vars->line_speed = SPEED_10000;
+ break;
+
+ case LINK_12GTFD:
+ vars->line_speed = SPEED_12000;
+ break;
+
+ case LINK_12_5GTFD:
+ vars->line_speed = SPEED_12500;
+ break;
+
+ case LINK_13GTFD:
+ vars->line_speed = SPEED_13000;
+ break;
+
+ case LINK_15GTFD:
+ vars->line_speed = SPEED_15000;
+ break;
+
+ case LINK_16GTFD:
+ vars->line_speed = SPEED_16000;
+ break;
+
+ default:
+ break;
+ }
+
+ if (vars->link_status & LINK_STATUS_TX_FLOW_CONTROL_ENABLED)
+ vars->flow_ctrl |= FLOW_CTRL_TX;
+ else
+ vars->flow_ctrl &= ~FLOW_CTRL_TX;
+
+ if (vars->link_status & LINK_STATUS_RX_FLOW_CONTROL_ENABLED)
+ vars->flow_ctrl |= FLOW_CTRL_RX;
+ else
+ vars->flow_ctrl &= ~FLOW_CTRL_RX;
+
+ if (vars->phy_flags & PHY_XGXS_FLAG) {
+ if (params->req_line_speed &&
+ ((params->req_line_speed == SPEED_10) ||
+ (params->req_line_speed == SPEED_100))) {
+ vars->phy_flags |= PHY_SGMII_FLAG;
+ } else {
+ vars->phy_flags &= ~PHY_SGMII_FLAG;
+ }
+ }
+
+ /* anything 10 and over uses the bmac */
+ link_10g = ((vars->line_speed == SPEED_10000) ||
+ (vars->line_speed == SPEED_12000) ||
+ (vars->line_speed == SPEED_12500) ||
+ (vars->line_speed == SPEED_13000) ||
+ (vars->line_speed == SPEED_15000) ||
+ (vars->line_speed == SPEED_16000));
+ if (link_10g)
+ vars->mac_type = MAC_TYPE_BMAC;
+ else
+ vars->mac_type = MAC_TYPE_EMAC;
+
+ } else { /* link down */
+ DP(NETIF_MSG_LINK, "phy link down\n");
+
+ vars->phy_link_up = 0;
+
+ vars->line_speed = 0;
+ vars->duplex = DUPLEX_FULL;
+ vars->flow_ctrl = FLOW_CTRL_NONE;
+
+ /* indicate no mac active */
+ vars->mac_type = MAC_TYPE_NONE;
+ }
+
+ DP(NETIF_MSG_LINK, "link_status 0x%x phy_link_up %x\n",
+ vars->link_status, vars->phy_link_up);
+ DP(NETIF_MSG_LINK, "line_speed %x duplex %x flow_ctrl 0x%x\n",
+ vars->line_speed, vars->duplex, vars->flow_ctrl);
+}
+
+static void bnx2x_update_mng(struct link_params *params, u32 link_status)
+{
+ struct bnx2x *bp = params->bp;
+ REG_WR(bp, params->shmem_base +
+ offsetof(struct shmem_region,
+ port_mb[params->port].link_status),
+ link_status);
+}
+
+static void bnx2x_bmac_rx_disable(struct bnx2x *bp, u8 port)
+{
+ u32 bmac_addr = port ? NIG_REG_INGRESS_BMAC1_MEM :
+ NIG_REG_INGRESS_BMAC0_MEM;
+ u32 wb_data[2];
+ u32 nig_bmac_enable = REG_RD(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4);
+
+ /* Only if the bmac is out of reset */
+ if (REG_RD(bp, MISC_REG_RESET_REG_2) &
+ (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port) &&
+ nig_bmac_enable) {
+
+ /* Clear Rx Enable bit in BMAC_CONTROL register */
+ REG_RD_DMAE(bp, bmac_addr + BIGMAC_REGISTER_BMAC_CONTROL,
+ wb_data, 2);
+ wb_data[0] &= ~BMAC_CONTROL_RX_ENABLE;
+ REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_BMAC_CONTROL,
+ wb_data, 2);
+
+ msleep(1);
+ }
+}
+
+static u8 bnx2x_pbf_update(struct link_params *params, u32 flow_ctrl,
+ u32 line_speed)
+{
+ struct bnx2x *bp = params->bp;
+ u8 port = params->port;
+ u32 init_crd, crd;
+ u32 count = 1000;
+ u32 pause = 0;
+
+ /* disable port */
+ REG_WR(bp, PBF_REG_DISABLE_NEW_TASK_PROC_P0 + port*4, 0x1);
+
+ /* wait for init credit */
+ init_crd = REG_RD(bp, PBF_REG_P0_INIT_CRD + port*4);
+ crd = REG_RD(bp, PBF_REG_P0_CREDIT + port*8);
+ DP(NETIF_MSG_LINK, "init_crd 0x%x crd 0x%x\n", init_crd, crd);
+
+ while ((init_crd != crd) && count) {
+ msleep(5);
+
+ crd = REG_RD(bp, PBF_REG_P0_CREDIT + port*8);
+ count--;
+ }
+ crd = REG_RD(bp, PBF_REG_P0_CREDIT + port*8);
+ if (init_crd != crd) {
+ DP(NETIF_MSG_LINK, "BUG! init_crd 0x%x != crd 0x%x\n",
+ init_crd, crd);
+ return -EINVAL;
+ }
+
+ if (flow_ctrl & FLOW_CTRL_RX)
+ pause = 1;
+ REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, pause);
+ if (pause) {
+ /* update threshold */
+ REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, 0);
+ /* update init credit */
+ init_crd = 778; /* (800-18-4) */
+
+ } else {
+ u32 thresh = (ETH_MAX_JUMBO_PACKET_SIZE +
+ ETH_OVREHEAD)/16;
+
+ /* update threshold */
+ REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, thresh);
+ /* update init credit */
+ switch (line_speed) {
+ case SPEED_10:
+ case SPEED_100:
+ case SPEED_1000:
+ init_crd = thresh + 55 - 22;
+ break;
+
+ case SPEED_2500:
+ init_crd = thresh + 138 - 22;
+ break;
+
+ case SPEED_10000:
+ init_crd = thresh + 553 - 22;
+ break;
+
+ case SPEED_12000:
+ init_crd = thresh + 664 - 22;
+ break;
+
+ case SPEED_13000:
+ init_crd = thresh + 742 - 22;
+ break;
+
+ case SPEED_16000:
+ init_crd = thresh + 778 - 22;
+ break;
+ default:
+ DP(NETIF_MSG_LINK, "Invalid line_speed 0x%x\n",
+ line_speed);
+ return -EINVAL;
+ break;
+ }
+ }
+ REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, init_crd);
+ DP(NETIF_MSG_LINK, "PBF updated to speed %d credit %d\n",
+ line_speed, init_crd);
+
+ /* probe the credit changes */
+ REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0x1);
+ msleep(5);
+ REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0x0);
+
+ /* enable port */
+ REG_WR(bp, PBF_REG_DISABLE_NEW_TASK_PROC_P0 + port*4, 0x0);
+ return 0;
+}
+
+static u32 bnx2x_get_emac_base(u32 ext_phy_type, u8 port)
+{
+ u32 emac_base;
+ switch (ext_phy_type) {
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
+ emac_base = GRCBASE_EMAC0;
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
+ emac_base = (port) ? GRCBASE_EMAC0: GRCBASE_EMAC1;
+ break;
+ default:
+ emac_base = (port) ? GRCBASE_EMAC1: GRCBASE_EMAC0;
+ break;
+ }
+ return emac_base;
+
+}
+
+u8 bnx2x_cl45_write(struct bnx2x *bp, u8 port, u32 ext_phy_type,
+ u8 phy_addr, u8 devad, u16 reg, u16 val)
+{
+ u32 tmp, saved_mode;
+ u8 i, rc = 0;
+ u32 mdio_ctrl = bnx2x_get_emac_base(ext_phy_type, port);
+
+ /* set clause 45 mode, slow down the MDIO clock to 2.5MHz
+ * (a value of 49==0x31) and make sure that the AUTO poll is off
+ */
+ saved_mode = REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE);
+ tmp = saved_mode & ~(EMAC_MDIO_MODE_AUTO_POLL |
+ EMAC_MDIO_MODE_CLOCK_CNT);
+ tmp |= (EMAC_MDIO_MODE_CLAUSE_45 |
+ (49 << EMAC_MDIO_MODE_CLOCK_CNT_BITSHIFT));
+ REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, tmp);
+ REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE);
+ udelay(40);
+
+ /* address */
+
+ tmp = ((phy_addr << 21) | (devad << 16) | reg |
+ EMAC_MDIO_COMM_COMMAND_ADDRESS |
+ EMAC_MDIO_COMM_START_BUSY);
+ REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, tmp);
+
+ for (i = 0; i < 50; i++) {
+ udelay(10);
+
+ tmp = REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM);
+ if (!(tmp & EMAC_MDIO_COMM_START_BUSY)) {
+ udelay(5);
+ break;
+ }
+ }
+ if (tmp & EMAC_MDIO_COMM_START_BUSY) {
+ DP(NETIF_MSG_LINK, "write phy register failed\n");
+ rc = -EFAULT;
+ } else {
+ /* data */
+ tmp = ((phy_addr << 21) | (devad << 16) | val |
+ EMAC_MDIO_COMM_COMMAND_WRITE_45 |
+ EMAC_MDIO_COMM_START_BUSY);
+ REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, tmp);
+
+ for (i = 0; i < 50; i++) {
+ udelay(10);
+
+ tmp = REG_RD(bp, mdio_ctrl +
+ EMAC_REG_EMAC_MDIO_COMM);
+ if (!(tmp & EMAC_MDIO_COMM_START_BUSY)) {
+ udelay(5);
+ break;
+ }
+ }
+ if (tmp & EMAC_MDIO_COMM_START_BUSY) {
+ DP(NETIF_MSG_LINK, "write phy register failed\n");
+ rc = -EFAULT;
+ }
+ }
+
+ /* Restore the saved mode */
+ REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, saved_mode);
+
+ return rc;
+}
+
+u8 bnx2x_cl45_read(struct bnx2x *bp, u8 port, u32 ext_phy_type,
+ u8 phy_addr, u8 devad, u16 reg, u16 *ret_val)
+{
+ u32 val, saved_mode;
+ u16 i;
+ u8 rc = 0;
+
+ u32 mdio_ctrl = bnx2x_get_emac_base(ext_phy_type, port);
+ /* set clause 45 mode, slow down the MDIO clock to 2.5MHz
+ * (a value of 49==0x31) and make sure that the AUTO poll is off
+ */
+ saved_mode = REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE);
+ val = saved_mode & ((EMAC_MDIO_MODE_AUTO_POLL |
+ EMAC_MDIO_MODE_CLOCK_CNT));
+ val |= (EMAC_MDIO_MODE_CLAUSE_45 |
+ (49 << EMAC_MDIO_MODE_CLOCK_CNT_BITSHIFT));
+ REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, val);
+ REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE);
+ udelay(40);
+
+ /* address */
+ val = ((phy_addr << 21) | (devad << 16) | reg |
+ EMAC_MDIO_COMM_COMMAND_ADDRESS |
+ EMAC_MDIO_COMM_START_BUSY);
+ REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, val);
+
+ for (i = 0; i < 50; i++) {
+ udelay(10);
+
+ val = REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM);
+ if (!(val & EMAC_MDIO_COMM_START_BUSY)) {
+ udelay(5);
+ break;
+ }
+ }
+ if (val & EMAC_MDIO_COMM_START_BUSY) {
+ DP(NETIF_MSG_LINK, "read phy register failed\n");
+
+ *ret_val = 0;
+ rc = -EFAULT;
+
+ } else {
+ /* data */
+ val = ((phy_addr << 21) | (devad << 16) |
+ EMAC_MDIO_COMM_COMMAND_READ_45 |
+ EMAC_MDIO_COMM_START_BUSY);
+ REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, val);
+
+ for (i = 0; i < 50; i++) {
+ udelay(10);
+
+ val = REG_RD(bp, mdio_ctrl +
+ EMAC_REG_EMAC_MDIO_COMM);
+ if (!(val & EMAC_MDIO_COMM_START_BUSY)) {
+ *ret_val = (u16)(val & EMAC_MDIO_COMM_DATA);
+ break;
+ }
+ }
+ if (val & EMAC_MDIO_COMM_START_BUSY) {
+ DP(NETIF_MSG_LINK, "read phy register failed\n");
+
+ *ret_val = 0;
+ rc = -EFAULT;
+ }
+ }
+
+ /* Restore the saved mode */
+ REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, saved_mode);
+
+ return rc;
+}
+
+static void bnx2x_set_aer_mmd(struct link_params *params,
+ struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u32 ser_lane;
+ u16 offset;
+
+ ser_lane = ((params->lane_config &
+ PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >>
+ PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT);
+
+ offset = (vars->phy_flags & PHY_XGXS_FLAG) ?
+ (params->phy_addr + ser_lane) : 0;
+
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_AER_BLOCK,
+ MDIO_AER_BLOCK_AER_REG, 0x3800 + offset);
+}
+
+static void bnx2x_set_master_ln(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u16 new_master_ln, ser_lane;
+ ser_lane = ((params->lane_config &
+ PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >>
+ PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT);
+
+ /* set the master_ln for AN */
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_XGXS_BLOCK2,
+ MDIO_XGXS_BLOCK2_TEST_MODE_LANE,
+ &new_master_ln);
+
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_XGXS_BLOCK2 ,
+ MDIO_XGXS_BLOCK2_TEST_MODE_LANE,
+ (new_master_ln | ser_lane));
+}
+
+static u8 bnx2x_reset_unicore(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u16 mii_control;
+ u16 i;
+
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_MII_CONTROL, &mii_control);
+
+ /* reset the unicore */
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_MII_CONTROL,
+ (mii_control |
+ MDIO_COMBO_IEEO_MII_CONTROL_RESET));
+
+ /* wait for the reset to self clear */
+ for (i = 0; i < MDIO_ACCESS_TIMEOUT; i++) {
+ udelay(5);
+
+ /* the reset erased the previous bank value */
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_MII_CONTROL,
+ &mii_control);
+
+ if (!(mii_control & MDIO_COMBO_IEEO_MII_CONTROL_RESET)) {
+ udelay(5);
+ return 0;
+ }
+ }
+
+ DP(NETIF_MSG_LINK, "BUG! XGXS is still in reset!\n");
+ return -EINVAL;
+
+}
+
+static void bnx2x_set_swap_lanes(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ /* Each two bits represents a lane number:
+ No swap is 0123 => 0x1b no need to enable the swap */
+ u16 ser_lane, rx_lane_swap, tx_lane_swap;
+
+ ser_lane = ((params->lane_config &
+ PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >>
+ PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT);
+ rx_lane_swap = ((params->lane_config &
+ PORT_HW_CFG_LANE_SWAP_CFG_RX_MASK) >>
+ PORT_HW_CFG_LANE_SWAP_CFG_RX_SHIFT);
+ tx_lane_swap = ((params->lane_config &
+ PORT_HW_CFG_LANE_SWAP_CFG_TX_MASK) >>
+ PORT_HW_CFG_LANE_SWAP_CFG_TX_SHIFT);
+
+ if (rx_lane_swap != 0x1b) {
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_XGXS_BLOCK2,
+ MDIO_XGXS_BLOCK2_RX_LN_SWAP,
+ (rx_lane_swap |
+ MDIO_XGXS_BLOCK2_RX_LN_SWAP_ENABLE |
+ MDIO_XGXS_BLOCK2_RX_LN_SWAP_FORCE_ENABLE));
+ } else {
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_XGXS_BLOCK2,
+ MDIO_XGXS_BLOCK2_RX_LN_SWAP, 0);
+ }
+
+ if (tx_lane_swap != 0x1b) {
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_XGXS_BLOCK2,
+ MDIO_XGXS_BLOCK2_TX_LN_SWAP,
+ (tx_lane_swap |
+ MDIO_XGXS_BLOCK2_TX_LN_SWAP_ENABLE));
+ } else {
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_XGXS_BLOCK2,
+ MDIO_XGXS_BLOCK2_TX_LN_SWAP, 0);
+ }
+}
+
+static void bnx2x_set_parallel_detection(struct link_params *params,
+ u8 phy_flags)
+{
+ struct bnx2x *bp = params->bp;
+ u16 control2;
+
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_SERDES_DIGITAL,
+ MDIO_SERDES_DIGITAL_A_1000X_CONTROL2,
+ &control2);
+
+
+ control2 |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL2_PRL_DT_EN;
+
+
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_SERDES_DIGITAL,
+ MDIO_SERDES_DIGITAL_A_1000X_CONTROL2,
+ control2);
+
+ if (phy_flags & PHY_XGXS_FLAG) {
+ DP(NETIF_MSG_LINK, "XGXS\n");
+
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_10G_PARALLEL_DETECT,
+ MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK,
+ MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK_CNT);
+
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_10G_PARALLEL_DETECT,
+ MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL,
+ &control2);
+
+
+ control2 |=
+ MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL_PARDET10G_EN;
+
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_10G_PARALLEL_DETECT,
+ MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL,
+ control2);
+
+ /* Disable parallel detection of HiG */
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_XGXS_BLOCK2,
+ MDIO_XGXS_BLOCK2_UNICORE_MODE_10G,
+ MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_CX4_XGXS |
+ MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_HIGIG_XGXS);
+ }
+}
+
+static void bnx2x_set_autoneg(struct link_params *params,
+ struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u16 reg_val;
+
+ /* CL37 Autoneg */
+
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_MII_CONTROL, &reg_val);
+
+ /* CL37 Autoneg Enabled */
+ if (params->req_line_speed == SPEED_AUTO_NEG)
+ reg_val |= MDIO_COMBO_IEEO_MII_CONTROL_AN_EN;
+ else /* CL37 Autoneg Disabled */
+ reg_val &= ~(MDIO_COMBO_IEEO_MII_CONTROL_AN_EN |
+ MDIO_COMBO_IEEO_MII_CONTROL_RESTART_AN);
+
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_MII_CONTROL, reg_val);
+
+ /* Enable/Disable Autodetection */
+
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_SERDES_DIGITAL,
+ MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, &reg_val);
+ reg_val &= ~MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_SIGNAL_DETECT_EN;
+ if (params->req_line_speed == SPEED_AUTO_NEG)
+ reg_val |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET;
+ else
+ reg_val &= ~MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET;
+
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_SERDES_DIGITAL,
+ MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, reg_val);
+
+ /* Enable TetonII and BAM autoneg */
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_BAM_NEXT_PAGE,
+ MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL,
+ &reg_val);
+ if (params->req_line_speed == SPEED_AUTO_NEG) {
+ /* Enable BAM aneg Mode and TetonII aneg Mode */
+ reg_val |= (MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_BAM_MODE |
+ MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_TETON_AN);
+ } else {
+ /* TetonII and BAM Autoneg Disabled */
+ reg_val &= ~(MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_BAM_MODE |
+ MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_TETON_AN);
+ }
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_BAM_NEXT_PAGE,
+ MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL,
+ reg_val);
+
+ /* Enable Clause 73 Aneg */
+ if ((params->req_line_speed == SPEED_AUTO_NEG) &&
+ (SUPPORT_CL73)) {
+ /* Enable BAM Station Manager */
+
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_CL73_USERB0,
+ MDIO_CL73_USERB0_CL73_BAM_CTRL1,
+ (MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_EN |
+ MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_STATION_MNGR_EN |
+ MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_NP_AFTER_BP_EN));
+
+ /* Merge CL73 and CL37 aneg resolution */
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_CL73_USERB0,
+ MDIO_CL73_USERB0_CL73_BAM_CTRL3,
+ &reg_val);
+
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_CL73_USERB0,
+ MDIO_CL73_USERB0_CL73_BAM_CTRL3,
+ (reg_val |
+ MDIO_CL73_USERB0_CL73_BAM_CTRL3_USE_CL73_HCD_MR));
+
+ /* Set the CL73 AN speed */
+
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_CL73_IEEEB1,
+ MDIO_CL73_IEEEB1_AN_ADV2, &reg_val);
+ /* In the SerDes we support only the 1G.
+ In the XGXS we support the 10G KX4
+ but we currently do not support the KR */
+ if (vars->phy_flags & PHY_XGXS_FLAG) {
+ DP(NETIF_MSG_LINK, "XGXS\n");
+ /* 10G KX4 */
+ reg_val |= MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KX4;
+ } else {
+ DP(NETIF_MSG_LINK, "SerDes\n");
+ /* 1000M KX */
+ reg_val |= MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX;
+ }
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_CL73_IEEEB1,
+ MDIO_CL73_IEEEB1_AN_ADV2, reg_val);
+
+ /* CL73 Autoneg Enabled */
+ reg_val = MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN;
+ } else {
+ /* CL73 Autoneg Disabled */
+ reg_val = 0;
+ }
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_CL73_IEEEB0,
+ MDIO_CL73_IEEEB0_CL73_AN_CONTROL, reg_val);
+}
+
+/* program SerDes, forced speed */
+static void bnx2x_program_serdes(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u16 reg_val;
+
+ /* program duplex, disable autoneg */
+
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_MII_CONTROL, &reg_val);
+ reg_val &= ~(MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX |
+ MDIO_COMBO_IEEO_MII_CONTROL_AN_EN);
+ if (params->req_duplex == DUPLEX_FULL)
+ reg_val |= MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX;
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_MII_CONTROL, reg_val);
+
+ /* program speed
+ - needed only if the speed is greater than 1G (2.5G or 10G) */
+ if (!((params->req_line_speed == SPEED_1000) ||
+ (params->req_line_speed == SPEED_100) ||
+ (params->req_line_speed == SPEED_10))) {
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_SERDES_DIGITAL,
+ MDIO_SERDES_DIGITAL_MISC1, &reg_val);
+ /* clearing the speed value before setting the right speed */
+ reg_val &= ~MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_MASK;
+ reg_val |= (MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_156_25M |
+ MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_SEL);
+ if (params->req_line_speed == SPEED_10000)
+ reg_val |=
+ MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_10G_CX4;
+ if (params->req_line_speed == SPEED_13000)
+ reg_val |=
+ MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_13G;
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_SERDES_DIGITAL,
+ MDIO_SERDES_DIGITAL_MISC1, reg_val);
+ }
+}
+
+static void bnx2x_set_brcm_cl37_advertisment(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u16 val = 0;
+
+ /* configure the 48 bits for BAM AN */
+
+ /* set extended capabilities */
+ if (params->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)
+ val |= MDIO_OVER_1G_UP1_2_5G;
+ if (params->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)
+ val |= MDIO_OVER_1G_UP1_10G;
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_OVER_1G,
+ MDIO_OVER_1G_UP1, val);
+
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_OVER_1G,
+ MDIO_OVER_1G_UP3, 0);
+}
+
+static void bnx2x_set_ieee_aneg_advertisment(struct link_params *params,
+ u32 *ieee_fc)
+{
+ struct bnx2x *bp = params->bp;
+ /* for AN, we are always publishing full duplex */
+ u16 an_adv = MDIO_COMBO_IEEE0_AUTO_NEG_ADV_FULL_DUPLEX;
+
+ /* resolve pause mode and advertisement
+ * Please refer to Table 28B-3 of the 802.3ab-1999 spec */
+
+ switch (params->req_flow_ctrl) {
+ case FLOW_CTRL_AUTO:
+ if (params->mtu <= MAX_MTU_SIZE) {
+ an_adv |=
+ MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH;
+ } else {
+ an_adv |=
+ MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC;
+ }
+ break;
+ case FLOW_CTRL_TX:
+ an_adv |=
+ MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC;
+ break;
+
+ case FLOW_CTRL_RX:
+ case FLOW_CTRL_BOTH:
+ an_adv |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH;
+ break;
+
+ case FLOW_CTRL_NONE:
+ default:
+ an_adv |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE;
+ break;
+ }
+
+ *ieee_fc = an_adv;
+
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_AUTO_NEG_ADV, an_adv);
+}
+
+static void bnx2x_restart_autoneg(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ DP(NETIF_MSG_LINK, "bnx2x_restart_autoneg\n");
+ if (SUPPORT_CL73) {
+ /* enable and restart clause 73 aneg */
+ u16 an_ctrl;
+
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_CL73_IEEEB0,
+ MDIO_CL73_IEEEB0_CL73_AN_CONTROL,
+ &an_ctrl);
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_CL73_IEEEB0,
+ MDIO_CL73_IEEEB0_CL73_AN_CONTROL,
+ (an_ctrl |
+ MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN |
+ MDIO_CL73_IEEEB0_CL73_AN_CONTROL_RESTART_AN));
+
+ } else {
+ /* Enable and restart BAM/CL37 aneg */
+ u16 mii_control;
+
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_MII_CONTROL,
+ &mii_control);
+ DP(NETIF_MSG_LINK,
+ "bnx2x_restart_autoneg mii_control before = 0x%x\n",
+ mii_control);
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_MII_CONTROL,
+ (mii_control |
+ MDIO_COMBO_IEEO_MII_CONTROL_AN_EN |
+ MDIO_COMBO_IEEO_MII_CONTROL_RESTART_AN));
+ }
+}
+
+static void bnx2x_initialize_sgmii_process(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u16 control1;
+
+ /* in SGMII mode, the unicore is always slave */
+
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_SERDES_DIGITAL,
+ MDIO_SERDES_DIGITAL_A_1000X_CONTROL1,
+ &control1);
+ control1 |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_INVERT_SIGNAL_DETECT;
+ /* set sgmii mode (and not fiber) */
+ control1 &= ~(MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_FIBER_MODE |
+ MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET |
+ MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_MSTR_MODE);
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_SERDES_DIGITAL,
+ MDIO_SERDES_DIGITAL_A_1000X_CONTROL1,
+ control1);
+
+ /* if forced speed */
+ if (!(params->req_line_speed == SPEED_AUTO_NEG)) {
+ /* set speed, disable autoneg */
+ u16 mii_control;
+
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_MII_CONTROL,
+ &mii_control);
+ mii_control &= ~(MDIO_COMBO_IEEO_MII_CONTROL_AN_EN |
+ MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_MASK|
+ MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX);
+
+ switch (params->req_line_speed) {
+ case SPEED_100:
+ mii_control |=
+ MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_100;
+ break;
+ case SPEED_1000:
+ mii_control |=
+ MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_1000;
+ break;
+ case SPEED_10:
+ /* there is nothing to set for 10M */
+ break;
+ default:
+ /* invalid speed for SGMII */
+ DP(NETIF_MSG_LINK, "Invalid req_line_speed 0x%x\n",
+ params->req_line_speed);
+ break;
+ }
+
+ /* setting the full duplex */
+ if (params->req_duplex == DUPLEX_FULL)
+ mii_control |=
+ MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX;
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_MII_CONTROL,
+ mii_control);
+
+ } else { /* AN mode */
+ /* enable and restart AN */
+ bnx2x_restart_autoneg(params);
+ }
+}
+
+
+/*
+ * link management
+ */
+
+static void bnx2x_pause_resolve(struct link_vars *vars, u32 pause_result)
+{
+ switch (pause_result) { /* ASYM P ASYM P */
+ case 0xb: /* 1 0 1 1 */
+ vars->flow_ctrl = FLOW_CTRL_TX;
+ break;
+
+ case 0xe: /* 1 1 1 0 */
+ vars->flow_ctrl = FLOW_CTRL_RX;
+ break;
+
+ case 0x5: /* 0 1 0 1 */
+ case 0x7: /* 0 1 1 1 */
+ case 0xd: /* 1 1 0 1 */
+ case 0xf: /* 1 1 1 1 */
+ vars->flow_ctrl = FLOW_CTRL_BOTH;
+ break;
+
+ default:
+ break;
+ }
+}
+
+static u8 bnx2x_ext_phy_resove_fc(struct link_params *params,
+ struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u8 ext_phy_addr;
+ u16 ld_pause; /* local */
+ u16 lp_pause; /* link partner */
+ u16 an_complete; /* AN complete */
+ u16 pause_result;
+ u8 ret = 0;
+ u32 ext_phy_type;
+ u8 port = params->port;
+ ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+
+ ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
+ /* read twice */
+
+ bnx2x_cl45_read(bp, port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_STATUS, &an_complete);
+ bnx2x_cl45_read(bp, port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_STATUS, &an_complete);
+
+ if (an_complete & MDIO_AN_REG_STATUS_AN_COMPLETE) {
+ ret = 1;
+ bnx2x_cl45_read(bp, port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_ADV_PAUSE, &ld_pause);
+ bnx2x_cl45_read(bp, port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_LP_AUTO_NEG, &lp_pause);
+ pause_result = (ld_pause &
+ MDIO_AN_REG_ADV_PAUSE_MASK) >> 8;
+ pause_result |= (lp_pause &
+ MDIO_AN_REG_ADV_PAUSE_MASK) >> 10;
+ DP(NETIF_MSG_LINK, "Ext PHY pause result 0x%x \n",
+ pause_result);
+ bnx2x_pause_resolve(vars, pause_result);
+ }
+ return ret;
+}
+
+
+static void bnx2x_flow_ctrl_resolve(struct link_params *params,
+ struct link_vars *vars,
+ u32 gp_status)
+{
+ struct bnx2x *bp = params->bp;
+ u16 ld_pause; /* local driver */
+ u16 lp_pause; /* link partner */
+ u16 pause_result;
+
+ vars->flow_ctrl = FLOW_CTRL_NONE;
+
+ /* resolve from gp_status in case of AN complete and not sgmii */
+ if ((params->req_flow_ctrl == FLOW_CTRL_AUTO) &&
+ (gp_status & MDIO_AN_CL73_OR_37_COMPLETE) &&
+ (!(vars->phy_flags & PHY_SGMII_FLAG)) &&
+ (XGXS_EXT_PHY_TYPE(params->ext_phy_config) ==
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT)) {
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_AUTO_NEG_ADV,
+ &ld_pause);
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1,
+ &lp_pause);
+ pause_result = (ld_pause &
+ MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK)>>5;
+ pause_result |= (lp_pause &
+ MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK)>>7;
+ DP(NETIF_MSG_LINK, "pause_result 0x%x\n", pause_result);
+ bnx2x_pause_resolve(vars, pause_result);
+ } else if ((params->req_flow_ctrl == FLOW_CTRL_AUTO) &&
+ (bnx2x_ext_phy_resove_fc(params, vars))) {
+ return;
+ } else {
+ vars->flow_ctrl = params->req_flow_ctrl;
+ if (vars->flow_ctrl == FLOW_CTRL_AUTO) {
+ if (params->mtu <= MAX_MTU_SIZE)
+ vars->flow_ctrl = FLOW_CTRL_BOTH;
+ else
+ vars->flow_ctrl = FLOW_CTRL_TX;
+ }
+ }
+ DP(NETIF_MSG_LINK, "flow_ctrl 0x%x\n", vars->flow_ctrl);
+}
+
+
+static u8 bnx2x_link_settings_status(struct link_params *params,
+ struct link_vars *vars,
+ u32 gp_status)
+{
+ struct bnx2x *bp = params->bp;
+ u8 rc = 0;
+ vars->link_status = 0;
+
+ if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS) {
+ DP(NETIF_MSG_LINK, "phy link up gp_status=0x%x\n",
+ gp_status);
+
+ vars->phy_link_up = 1;
+ vars->link_status |= LINK_STATUS_LINK_UP;
+
+ if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_DUPLEX_STATUS)
+ vars->duplex = DUPLEX_FULL;
+ else
+ vars->duplex = DUPLEX_HALF;
+
+ bnx2x_flow_ctrl_resolve(params, vars, gp_status);
+
+ switch (gp_status & GP_STATUS_SPEED_MASK) {
+ case GP_STATUS_10M:
+ vars->line_speed = SPEED_10;
+ if (vars->duplex == DUPLEX_FULL)
+ vars->link_status |= LINK_10TFD;
+ else
+ vars->link_status |= LINK_10THD;
+ break;
+
+ case GP_STATUS_100M:
+ vars->line_speed = SPEED_100;
+ if (vars->duplex == DUPLEX_FULL)
+ vars->link_status |= LINK_100TXFD;
+ else
+ vars->link_status |= LINK_100TXHD;
+ break;
+
+ case GP_STATUS_1G:
+ case GP_STATUS_1G_KX:
+ vars->line_speed = SPEED_1000;
+ if (vars->duplex == DUPLEX_FULL)
+ vars->link_status |= LINK_1000TFD;
+ else
+ vars->link_status |= LINK_1000THD;
+ break;
+
+ case GP_STATUS_2_5G:
+ vars->line_speed = SPEED_2500;
+ if (vars->duplex == DUPLEX_FULL)
+ vars->link_status |= LINK_2500TFD;
+ else
+ vars->link_status |= LINK_2500THD;
+ break;
+
+ case GP_STATUS_5G:
+ case GP_STATUS_6G:
+ DP(NETIF_MSG_LINK,
+ "link speed unsupported gp_status 0x%x\n",
+ gp_status);
+ return -EINVAL;
+ break;
+ case GP_STATUS_10G_KX4:
+ case GP_STATUS_10G_HIG:
+ case GP_STATUS_10G_CX4:
+ vars->line_speed = SPEED_10000;
+ vars->link_status |= LINK_10GTFD;
+ break;
+
+ case GP_STATUS_12G_HIG:
+ vars->line_speed = SPEED_12000;
+ vars->link_status |= LINK_12GTFD;
+ break;
+
+ case GP_STATUS_12_5G:
+ vars->line_speed = SPEED_12500;
+ vars->link_status |= LINK_12_5GTFD;
+ break;
+
+ case GP_STATUS_13G:
+ vars->line_speed = SPEED_13000;
+ vars->link_status |= LINK_13GTFD;
+ break;
+
+ case GP_STATUS_15G:
+ vars->line_speed = SPEED_15000;
+ vars->link_status |= LINK_15GTFD;
+ break;
+
+ case GP_STATUS_16G:
+ vars->line_speed = SPEED_16000;
+ vars->link_status |= LINK_16GTFD;
+ break;
+
+ default:
+ DP(NETIF_MSG_LINK,
+ "link speed unsupported gp_status 0x%x\n",
+ gp_status);
+ return -EINVAL;
+ break;
+ }
+
+ vars->link_status |= LINK_STATUS_SERDES_LINK;
+
+ if (params->req_line_speed == SPEED_AUTO_NEG) {
+ vars->autoneg = AUTO_NEG_ENABLED;
+
+ if (gp_status & MDIO_AN_CL73_OR_37_COMPLETE) {
+ vars->autoneg |= AUTO_NEG_COMPLETE;
+ vars->link_status |=
+ LINK_STATUS_AUTO_NEGOTIATE_COMPLETE;
+ }
+
+ vars->autoneg |= AUTO_NEG_PARALLEL_DETECTION_USED;
+ vars->link_status |=
+ LINK_STATUS_PARALLEL_DETECTION_USED;
+
+ }
+ if (vars->flow_ctrl & FLOW_CTRL_TX)
+ vars->link_status |=
+ LINK_STATUS_TX_FLOW_CONTROL_ENABLED;
+
+ if (vars->flow_ctrl & FLOW_CTRL_RX)
+ vars->link_status |=
+ LINK_STATUS_RX_FLOW_CONTROL_ENABLED;
+
+ } else { /* link_down */
+ DP(NETIF_MSG_LINK, "phy link down\n");
+
+ vars->phy_link_up = 0;
+ vars->line_speed = 0;
+ vars->duplex = DUPLEX_FULL;
+ vars->flow_ctrl = FLOW_CTRL_NONE;
+ vars->autoneg = AUTO_NEG_DISABLED;
+ vars->mac_type = MAC_TYPE_NONE;
+ }
+
+ DP(NETIF_MSG_LINK, "gp_status 0x%x phy_link_up %x line_speed %x \n",
+ gp_status, vars->phy_link_up, vars->line_speed);
+ DP(NETIF_MSG_LINK, "duplex %x flow_ctrl 0x%x"
+ " autoneg 0x%x\n",
+ vars->duplex,
+ vars->flow_ctrl, vars->autoneg);
+ DP(NETIF_MSG_LINK, "link_status 0x%x\n", vars->link_status);
+
+ return rc;
+}
+
+static void bnx2x_set_sgmii_tx_driver(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u16 lp_up2;
+ u16 tx_driver;
+
+ /* read precomp */
+
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_OVER_1G,
+ MDIO_OVER_1G_LP_UP2, &lp_up2);
+
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_TX0,
+ MDIO_TX0_TX_DRIVER, &tx_driver);
+
+ /* bits [10:7] at lp_up2, positioned at [15:12] */
+ lp_up2 = (((lp_up2 & MDIO_OVER_1G_LP_UP2_PREEMPHASIS_MASK) >>
+ MDIO_OVER_1G_LP_UP2_PREEMPHASIS_SHIFT) <<
+ MDIO_TX0_TX_DRIVER_PREEMPHASIS_SHIFT);
+
+ if ((lp_up2 != 0) &&
+ (lp_up2 != (tx_driver & MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK))) {
+ /* replace tx_driver bits [15:12] */
+ tx_driver &= ~MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK;
+ tx_driver |= lp_up2;
+ CL45_WR_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_TX0,
+ MDIO_TX0_TX_DRIVER, tx_driver);
+ }
+}
+
+static u8 bnx2x_emac_program(struct link_params *params,
+ u32 line_speed, u32 duplex)
+{
+ struct bnx2x *bp = params->bp;
+ u8 port = params->port;
+ u16 mode = 0;
+
+ DP(NETIF_MSG_LINK, "setting link speed & duplex\n");
+ bnx2x_bits_dis(bp, GRCBASE_EMAC0 + port*0x400 +
+ EMAC_REG_EMAC_MODE,
+ (EMAC_MODE_25G_MODE |
+ EMAC_MODE_PORT_MII_10M |
+ EMAC_MODE_HALF_DUPLEX));
+ switch (line_speed) {
+ case SPEED_10:
+ mode |= EMAC_MODE_PORT_MII_10M;
+ break;
+
+ case SPEED_100:
+ mode |= EMAC_MODE_PORT_MII;
+ break;
+
+ case SPEED_1000:
+ mode |= EMAC_MODE_PORT_GMII;
+ break;
+
+ case SPEED_2500:
+ mode |= (EMAC_MODE_25G_MODE | EMAC_MODE_PORT_GMII);
+ break;
+
+ default:
+ /* 10G not valid for EMAC */
+ DP(NETIF_MSG_LINK, "Invalid line_speed 0x%x\n", line_speed);
+ return -EINVAL;
+ }
+
+ if (duplex == DUPLEX_HALF)
+ mode |= EMAC_MODE_HALF_DUPLEX;
+ bnx2x_bits_en(bp,
+ GRCBASE_EMAC0 + port*0x400 + EMAC_REG_EMAC_MODE,
+ mode);
+
+ bnx2x_set_led(bp, params->port, LED_MODE_OPER,
+ line_speed, params->hw_led_mode, params->chip_id);
+ return 0;
+}
+
+/*****************************************************************************/
+/* External Phy section */
+/*****************************************************************************/
+static void bnx2x_hw_reset(struct bnx2x *bp)
+{
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
+ MISC_REGISTERS_GPIO_OUTPUT_LOW);
+ msleep(1);
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
+ MISC_REGISTERS_GPIO_OUTPUT_HIGH);
+}
+
+static void bnx2x_ext_phy_reset(struct link_params *params,
+ struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u32 ext_phy_type;
+ u8 ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+ DP(NETIF_MSG_LINK, "Port %x: bnx2x_ext_phy_reset\n", params->port);
+ ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
+ /* The PHY reset is controled by GPIO 1
+ * Give it 1ms of reset pulse
+ */
+ if (vars->phy_flags & PHY_XGXS_FLAG) {
+
+ switch (ext_phy_type) {
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT:
+ DP(NETIF_MSG_LINK, "XGXS Direct\n");
+ break;
+
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705:
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706:
+ DP(NETIF_MSG_LINK, "XGXS 8705/8706\n");
+
+ /* Restore normal power mode*/
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_OUTPUT_HIGH);
+
+ /* HW reset */
+ bnx2x_hw_reset(bp);
+
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_CTRL, 0xa040);
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
+ /* Unset Low Power Mode and SW reset */
+ /* Restore normal power mode*/
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_OUTPUT_HIGH);
+
+ DP(NETIF_MSG_LINK, "XGXS 8072\n");
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_CTRL,
+ 1<<15);
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
+ {
+ u16 emac_base;
+ emac_base = (params->port) ? GRCBASE_EMAC0 :
+ GRCBASE_EMAC1;
+
+ /* Restore normal power mode*/
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_OUTPUT_HIGH);
+
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
+ MISC_REGISTERS_GPIO_OUTPUT_HIGH);
+
+ DP(NETIF_MSG_LINK, "XGXS 8073\n");
+ bnx2x_cl45_write(bp,
+ params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_CTRL,
+ 1<<15);
+ }
+ break;
+
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:
+ DP(NETIF_MSG_LINK, "XGXS SFX7101\n");
+
+ /* Restore normal power mode*/
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_OUTPUT_HIGH);
+
+ /* HW reset */
+ bnx2x_hw_reset(bp);
+
+ break;
+
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE:
+ DP(NETIF_MSG_LINK, "XGXS PHY Failure detected\n");
+ break;
+
+ default:
+ DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n",
+ params->ext_phy_config);
+ break;
+ }
+
+ } else { /* SerDes */
+ ext_phy_type = SERDES_EXT_PHY_TYPE(params->ext_phy_config);
+ switch (ext_phy_type) {
+ case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT:
+ DP(NETIF_MSG_LINK, "SerDes Direct\n");
+ break;
+
+ case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482:
+ DP(NETIF_MSG_LINK, "SerDes 5482\n");
+ bnx2x_hw_reset(bp);
+ break;
+
+ default:
+ DP(NETIF_MSG_LINK,
+ "BAD SerDes ext_phy_config 0x%x\n",
+ params->ext_phy_config);
+ break;
+ }
+ }
+}
+
+static void bnx2x_bcm8072_external_rom_boot(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u8 port = params->port;
+ u8 ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+ u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
+ u16 fw_ver1, fw_ver2;
+
+ /* Need to wait 200ms after reset */
+ msleep(200);
+ /* Boot port from external ROM
+ * Set ser_boot_ctl bit in the MISC_CTRL1 register
+ */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_MISC_CTRL1, 0x0001);
+
+ /* Reset internal microprocessor */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL,
+ MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP);
+ /* set micro reset = 0 */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL,
+ MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET);
+ /* Reset internal microprocessor */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL,
+ MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP);
+ /* wait for 100ms for code download via SPI port */
+ msleep(100);
+
+ /* Clear ser_boot_ctl bit */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_MISC_CTRL1, 0x0000);
+ /* Wait 100ms */
+ msleep(100);
+
+ /* Print the PHY FW version */
+ bnx2x_cl45_read(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER1, &fw_ver1);
+ bnx2x_cl45_read(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER2, &fw_ver2);
+ DP(NETIF_MSG_LINK, "8072 FW version 0x%x:0x%x\n", fw_ver1, fw_ver2);
+}
+
+static u8 bnx2x_8073_is_snr_needed(struct link_params *params)
+{
+ /* This is only required for 8073A1, version 102 only */
+
+ struct bnx2x *bp = params->bp;
+ u8 ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+ u16 val;
+
+ /* Read 8073 HW revision*/
+ bnx2x_cl45_read(bp, params->port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ 0xc801, &val);
+
+ if (val != 1) {
+ /* No need to workaround in 8073 A1 */
+ return 0;
+ }
+
+ bnx2x_cl45_read(bp, params->port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER2, &val);
+
+ /* SNR should be applied only for version 0x102 */
+ if (val != 0x102)
+ return 0;
+
+ return 1;
+}
+
+static u8 bnx2x_bcm8073_xaui_wa(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u8 ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+ u16 val, cnt, cnt1 ;
+
+ bnx2x_cl45_read(bp, params->port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ 0xc801, &val);
+
+ if (val > 0) {
+ /* No need to workaround in 8073 A1 */
+ return 0;
+ }
+ /* XAUI workaround in 8073 A0: */
+
+ /* After loading the boot ROM and restarting Autoneg,
+ poll Dev1, Reg $C820: */
+
+ for (cnt = 0; cnt < 1000; cnt++) {
+ bnx2x_cl45_read(bp, params->port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ 0xc820, &val);
+ /* If bit [14] = 0 or bit [13] = 0, continue on with
+ system initialization (XAUI work-around not required,
+ as these bits indicate 2.5G or 1G link up). */
+ if (!(val & (1<<14)) || !(val & (1<<13))) {
+ DP(NETIF_MSG_LINK, "XAUI work-around not required\n");
+ return 0;
+ } else if (!(val & (1<<15))) {
+ DP(NETIF_MSG_LINK, "clc bit 15 went off\n");
+ /* If bit 15 is 0, then poll Dev1, Reg $C841 until
+ it's MSB (bit 15) goes to 1 (indicating that the
+ XAUI workaround has completed),
+ then continue on with system initialization.*/
+ for (cnt1 = 0; cnt1 < 1000; cnt1++) {
+ bnx2x_cl45_read(bp, params->port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ 0xc841, &val);
+ if (val & (1<<15)) {
+ DP(NETIF_MSG_LINK,
+ "XAUI workaround has completed\n");
+ return 0;
+ }
+ msleep(3);
+ }
+ break;
+ }
+ msleep(3);
+ }
+ DP(NETIF_MSG_LINK, "Warning: XAUI work-around timeout !!!\n");
+ return -EINVAL;
+
+}
+
+static void bnx2x_bcm8073_external_rom_boot(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u8 port = params->port;
+ u8 ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+ u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
+ u16 fw_ver1, fw_ver2, val;
+ /* Need to wait 100ms after reset */
+ msleep(100);
+ /* Boot port from external ROM */
+ /* EDC grst */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL,
+ 0x0001);
+
+ /* ucode reboot and rst */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL,
+ 0x008c);
+
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_MISC_CTRL1, 0x0001);
+
+ /* Reset internal microprocessor */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL,
+ MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET);
+
+ /* Release srst bit */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL,
+ MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP);
+
+ /* wait for 100ms for code download via SPI port */
+ msleep(100);
+
+ /* Clear ser_boot_ctl bit */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_MISC_CTRL1, 0x0000);
+
+ bnx2x_cl45_read(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER1, &fw_ver1);
+ bnx2x_cl45_read(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER2, &fw_ver2);
+ DP(NETIF_MSG_LINK, "8073 FW version 0x%x:0x%x\n", fw_ver1, fw_ver2);
+
+ /* Only set bit 10 = 1 (Tx power down) */
+ bnx2x_cl45_read(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_TX_POWER_DOWN, &val);
+
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_TX_POWER_DOWN, (val | 1<<10));
+
+ msleep(600);
+ /* Release bit 10 (Release Tx power down) */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_TX_POWER_DOWN, (val & (~(1<<10))));
+
+}
+
+static void bnx2x_bcm8073_set_xaui_low_power_mode(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u8 port = params->port;
+ u16 val;
+ u8 ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+ u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
+
+ bnx2x_cl45_read(bp, params->port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ 0xc801, &val);
+
+ if (val == 0) {
+ /* Mustn't set low power mode in 8073 A0 */
+ return;
+ }
+
+ /* Disable PLL sequencer (use read-modify-write to clear bit 13) */
+ bnx2x_cl45_read(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_XS_DEVAD,
+ MDIO_XS_PLL_SEQUENCER, &val);
+ val &= ~(1<<13);
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_XS_DEVAD, MDIO_XS_PLL_SEQUENCER, val);
+
+ /* PLL controls */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_XS_DEVAD, 0x805E, 0x1077);
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_XS_DEVAD, 0x805D, 0x0000);
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_XS_DEVAD, 0x805C, 0x030B);
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_XS_DEVAD, 0x805B, 0x1240);
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_XS_DEVAD, 0x805A, 0x2490);
+
+ /* Tx Controls */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_XS_DEVAD, 0x80A7, 0x0C74);
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_XS_DEVAD, 0x80A6, 0x9041);
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_XS_DEVAD, 0x80A5, 0x4640);
+
+ /* Rx Controls */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_XS_DEVAD, 0x80FE, 0x01C4);
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_XS_DEVAD, 0x80FD, 0x9249);
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_XS_DEVAD, 0x80FC, 0x2015);
+
+ /* Enable PLL sequencer (use read-modify-write to set bit 13) */
+ bnx2x_cl45_read(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_XS_DEVAD,
+ MDIO_XS_PLL_SEQUENCER, &val);
+ val |= (1<<13);
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_XS_DEVAD, MDIO_XS_PLL_SEQUENCER, val);
+}
+static void bnx2x_bcm807x_force_10G(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u8 port = params->port;
+ u8 ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+ u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
+
+ /* Force KR or KX */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_CTRL,
+ 0x2040);
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_10G_CTRL2,
+ 0x000b);
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_BCM_CTRL,
+ 0x0000);
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_CTRL,
+ 0x0000);
+}
+
+static void bnx2x_ext_phy_set_pause(struct link_params *params,
+ struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u16 val;
+ u8 ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+ u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
+
+ /* read modify write pause advertizing */
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_ADV_PAUSE, &val);
+
+ val &= ~MDIO_AN_REG_ADV_PAUSE_BOTH;
+ /* Please refer to Table 28B-3 of 802.3ab-1999 spec. */
+
+ if (vars->ieee_fc &
+ MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) {
+ val |= MDIO_AN_REG_ADV_PAUSE_ASYMMETRIC;
+ }
+ if (vars->ieee_fc &
+ MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) {
+ val |=
+ MDIO_AN_REG_ADV_PAUSE_PAUSE;
+ }
+ DP(NETIF_MSG_LINK,
+ "Ext phy AN advertize 0x%x\n", val);
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_ADV_PAUSE, val);
+}
+
+static u8 bnx2x_ext_phy_init(struct link_params *params, struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u32 ext_phy_type;
+ u8 ext_phy_addr;
+ u16 cnt;
+ u16 ctrl = 0;
+ u16 val = 0;
+ u8 rc = 0;
+ if (vars->phy_flags & PHY_XGXS_FLAG) {
+ ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+
+ ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
+ /* Make sure that the soft reset is off (expect for the 8072:
+ * due to the lock, it will be done inside the specific
+ * handling)
+ */
+ if ((ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) &&
+ (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) &&
+ (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN) &&
+ (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) &&
+ (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) {
+ /* Wait for soft reset to get cleared upto 1 sec */
+ for (cnt = 0; cnt < 1000; cnt++) {
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_CTRL, &ctrl);
+ if (!(ctrl & (1<<15)))
+ break;
+ msleep(1);
+ }
+ DP(NETIF_MSG_LINK, "control reg 0x%x (after %d ms)\n",
+ ctrl, cnt);
+ }
+
+ switch (ext_phy_type) {
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT:
+ DP(NETIF_MSG_LINK, "XGXS Direct\n");
+ break;
+
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705:
+ DP(NETIF_MSG_LINK, "XGXS 8705\n");
+
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_MISC_CTRL,
+ 0x8288);
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_PHY_IDENTIFIER,
+ 0x7fbf);
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_CMU_PLL_BYPASS,
+ 0x0100);
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_WIS_DEVAD,
+ MDIO_WIS_REG_LASI_CNTL, 0x1);
+ break;
+
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706:
+ DP(NETIF_MSG_LINK, "XGXS 8706\n");
+
+ msleep(10);
+ /* Force speed */
+ /* First enable LASI */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_RX_ALARM_CTRL,
+ 0x0400);
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_LASI_CTRL, 0x0004);
+
+ if (params->req_line_speed == SPEED_10000) {
+ DP(NETIF_MSG_LINK, "XGXS 8706 force 10Gbps\n");
+
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_DIGITAL_CTRL,
+ 0x400);
+ } else {
+ /* Force 1Gbps using autoneg with 1G
+ advertisment */
+
+ /* Allow CL37 through CL73 */
+ DP(NETIF_MSG_LINK, "XGXS 8706 AutoNeg\n");
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_CL37_CL73,
+ 0x040c);
+
+ /* Enable Full-Duplex advertisment on CL37 */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_CL37_FD,
+ 0x0020);
+ /* Enable CL37 AN */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_CL37_AN,
+ 0x1000);
+ /* 1G support */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_ADV, (1<<5));
+
+ /* Enable clause 73 AN */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_CTRL,
+ 0x1200);
+
+ }
+
+ break;
+
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
+ {
+ u16 tmp1;
+ u16 rx_alarm_ctrl_val;
+ u16 lasi_ctrl_val;
+ if (ext_phy_type ==
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) {
+ rx_alarm_ctrl_val = 0x400;
+ lasi_ctrl_val = 0x0004;
+ } else {
+ /* In 8073, port1 is directed through emac0 and
+ * port0 is directed through emac1
+ */
+ rx_alarm_ctrl_val = (1<<2);
+ /*lasi_ctrl_val = 0x0005;*/
+ lasi_ctrl_val = 0x0004;
+ }
+
+ /* Wait for soft reset to get cleared upto 1 sec */
+ for (cnt = 0; cnt < 1000; cnt++) {
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_CTRL,
+ &ctrl);
+ if (!(ctrl & (1<<15)))
+ break;
+ msleep(1);
+ }
+ DP(NETIF_MSG_LINK,
+ "807x control reg 0x%x (after %d ms)\n",
+ ctrl, cnt);
+
+ if (ext_phy_type ==
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072){
+ bnx2x_bcm8072_external_rom_boot(params);
+ } else {
+ bnx2x_bcm8073_external_rom_boot(params);
+ /* In case of 8073 with long xaui lines,
+ don't set the 8073 xaui low power*/
+ bnx2x_bcm8073_set_xaui_low_power_mode(params);
+ }
+
+ /* enable LASI */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_RX_ALARM_CTRL,
+ rx_alarm_ctrl_val);
+
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_LASI_CTRL,
+ lasi_ctrl_val);
+
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_RX_ALARM, &tmp1);
+
+ DP(NETIF_MSG_LINK, "Before rom RX_ALARM(port1):"
+ "0x%x\n", tmp1);
+
+ /* If this is forced speed, set to KR or KX
+ * (all other are not supported)
+ */
+ if (!(params->req_line_speed == SPEED_AUTO_NEG)) {
+ if (params->req_line_speed == SPEED_10000) {
+ bnx2x_bcm807x_force_10G(params);
+ DP(NETIF_MSG_LINK,
+ "Forced speed 10G on 807X\n");
+ break;
+ } else if (params->req_line_speed ==
+ SPEED_2500) {
+ val = (1<<5);
+ /* Note that 2.5G works only
+ when used with 1G advertisment */
+ } else
+ val = (1<<5);
+ } else {
+
+ val = 0;
+ if (params->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)
+ val |= (1<<7);
+
+ if (params->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)
+ val |= (1<<5);
+ DP(NETIF_MSG_LINK, "807x autoneg val = 0x%x\n", val);
+ /*val = ((1<<5)|(1<<7));*/
+ }
+
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_ADV, val);
+
+ if (ext_phy_type ==
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073) {
+ /* Disable 2.5Ghz */
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ 0x8329, &tmp1);
+/* SUPPORT_SPEED_CAPABILITY
+ (Due to the nature of the link order, its not
+ possible to enable 2.5G within the autoneg
+ capabilities)
+ if (params->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)
+*/
+ if (params->req_line_speed == SPEED_2500) {
+ u16 phy_ver;
+ /* Allow 2.5G for A1 and above */
+ bnx2x_cl45_read(bp, params->port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ 0xc801, &phy_ver);
+
+ if (phy_ver > 0)
+ tmp1 |= 1;
+ else
+ tmp1 &= 0xfffe;
+ }
+ else
+ tmp1 &= 0xfffe;
+
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ 0x8329, tmp1);
+ }
+ /* Add support for CL37 (passive mode) I */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_CL37_CL73, 0x040c);
+ /* Add support for CL37 (passive mode) II */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_CL37_FD, 0x20);
+ /* Add support for CL37 (passive mode) III */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_CL37_AN, 0x1000);
+ /* Restart autoneg */
+ msleep(500);
+
+ if (ext_phy_type ==
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073) {
+
+ /* The SNR will improve about 2db by changing the
+ BW and FEE main tap. Rest commands are executed
+ after link is up*/
+ /* Change FFE main cursor to 5 in EDC register */
+ if (bnx2x_8073_is_snr_needed(params))
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_EDC_FFE_MAIN,
+ 0xFB0C);
+
+ /* Enable FEC (Forware Error Correction)
+ Request in the AN */
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_ADV2, &tmp1);
+
+ tmp1 |= (1<<15);
+
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_ADV2, tmp1);
+ }
+
+ bnx2x_ext_phy_set_pause(params, vars);
+
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_CTRL, 0x1200);
+ DP(NETIF_MSG_LINK, "807x Autoneg Restart: "
+ "Advertise 1G=%x, 10G=%x\n",
+ ((val & (1<<5)) > 0),
+ ((val & (1<<7)) > 0));
+ break;
+ }
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:
+ DP(NETIF_MSG_LINK,
+ "Setting the SFX7101 LASI indication\n");
+
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_LASI_CTRL, 0x1);
+ DP(NETIF_MSG_LINK,
+ "Setting the SFX7101 LED to blink on traffic\n");
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_7107_LED_CNTL, (1<<3));
+
+ bnx2x_ext_phy_set_pause(params, vars);
+ /* Restart autoneg */
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_CTRL, &val);
+ val |= 0x200;
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_CTRL, val);
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE:
+ DP(NETIF_MSG_LINK,
+ "XGXS PHY Failure detected 0x%x\n",
+ params->ext_phy_config);
+ rc = -EINVAL;
+ break;
+ default:
+ DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n",
+ params->ext_phy_config);
+ rc = -EINVAL;
+ break;
+ }
+
+ } else { /* SerDes */
+/* ext_phy_addr = ((bp->ext_phy_config &
+ PORT_HW_CFG_SERDES_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_SERDES_EXT_PHY_ADDR_SHIFT);
+*/
+ ext_phy_type = SERDES_EXT_PHY_TYPE(params->ext_phy_config);
+ switch (ext_phy_type) {
+ case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT:
+ DP(NETIF_MSG_LINK, "SerDes Direct\n");
+ break;
+
+ case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482:
+ DP(NETIF_MSG_LINK, "SerDes 5482\n");
+ break;
+
+ default:
+ DP(NETIF_MSG_LINK, "BAD SerDes ext_phy_config 0x%x\n",
+ params->ext_phy_config);
+ break;
+ }
+ }
+ return rc;
+}
+
+
+static u8 bnx2x_ext_phy_is_link_up(struct link_params *params,
+ struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u32 ext_phy_type;
+ u8 ext_phy_addr;
+ u16 val1 = 0, val2;
+ u16 rx_sd, pcs_status;
+ u8 ext_phy_link_up = 0;
+ u8 port = params->port;
+ if (vars->phy_flags & PHY_XGXS_FLAG) {
+ ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+
+ ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
+ switch (ext_phy_type) {
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT:
+ DP(NETIF_MSG_LINK, "XGXS Direct\n");
+ ext_phy_link_up = 1;
+ break;
+
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705:
+ DP(NETIF_MSG_LINK, "XGXS 8705\n");
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_WIS_DEVAD,
+ MDIO_WIS_REG_LASI_STATUS, &val1);
+ DP(NETIF_MSG_LINK, "8705 LASI status 0x%x\n", val1);
+
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_WIS_DEVAD,
+ MDIO_WIS_REG_LASI_STATUS, &val1);
+ DP(NETIF_MSG_LINK, "8705 LASI status 0x%x\n", val1);
+
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_RX_SD, &rx_sd);
+ DP(NETIF_MSG_LINK, "8705 rx_sd 0x%x\n", rx_sd);
+ ext_phy_link_up = (rx_sd & 0x1);
+ break;
+
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706:
+ DP(NETIF_MSG_LINK, "XGXS 8706\n");
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_LASI_STATUS, &val1);
+ DP(NETIF_MSG_LINK, "8706 LASI status 0x%x\n", val1);
+
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_LASI_STATUS, &val1);
+ DP(NETIF_MSG_LINK, "8706 LASI status 0x%x\n", val1);
+
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_RX_SD, &rx_sd);
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_STATUS, &pcs_status);
+
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_LINK_STATUS, &val2);
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_LINK_STATUS, &val2);
+
+ DP(NETIF_MSG_LINK, "8706 rx_sd 0x%x"
+ " pcs_status 0x%x 1Gbps link_status 0x%x\n",
+ rx_sd, pcs_status, val2);
+ /* link is up if both bit 0 of pmd_rx_sd and
+ * bit 0 of pcs_status are set, or if the autoneg bit
+ 1 is set
+ */
+ ext_phy_link_up = ((rx_sd & pcs_status & 0x1) ||
+ (val2 & (1<<1)));
+ /* clear LASI indication*/
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_RX_ALARM, &val2);
+ break;
+
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
+ {
+ if (ext_phy_type ==
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) {
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_LASI_STATUS, &val1);
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_LASI_STATUS, &val2);
+ DP(NETIF_MSG_LINK,
+ "870x LASI status 0x%x->0x%x\n",
+ val1, val2);
+
+ } else {
+ /* In 8073, port1 is directed through emac0 and
+ * port0 is directed through emac1
+ */
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_LASI_STATUS, &val1);
+
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_LASI_STATUS, &val2);
+ DP(NETIF_MSG_LINK,
+ "8703 LASI status 0x%x->0x%x\n",
+ val1, val2);
+ }
+
+ /* clear the interrupt LASI status register */
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_STATUS, &val2);
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_STATUS, &val1);
+ DP(NETIF_MSG_LINK, "807x PCS status 0x%x->0x%x\n",
+ val2, val1);
+ /* Check the LASI */
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_RX_ALARM, &val2);
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_RX_ALARM,
+ &val1);
+ DP(NETIF_MSG_LINK, "KR 0x9003 0x%x->0x%x\n",
+ val2, val1);
+ /* Check the link status */
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_STATUS, &val2);
+ DP(NETIF_MSG_LINK, "KR PCS status 0x%x\n", val2);
+
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_STATUS, &val2);
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_STATUS, &val1);
+ ext_phy_link_up = ((val1 & 4) == 4);
+ DP(NETIF_MSG_LINK, "PMA_REG_STATUS=0x%x\n", val1);
+ if (ext_phy_type ==
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073) {
+ u16 an1000_status = 0;
+ if (ext_phy_link_up &&
+ (
+ (params->req_line_speed != SPEED_10000)
+ )) {
+ if (bnx2x_bcm8073_xaui_wa(params)
+ != 0) {
+ ext_phy_link_up = 0;
+ break;
+ }
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_XS_DEVAD,
+ 0x8304,
+ &an1000_status);
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_XS_DEVAD,
+ 0x8304,
+ &an1000_status);
+ }
+ /* Check the link status on 1.1.2 */
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_STATUS, &val2);
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_STATUS, &val1);
+ DP(NETIF_MSG_LINK, "KR PMA status 0x%x->0x%x,"
+ "an_link_status=0x%x\n",
+ val2, val1, an1000_status);
+
+ ext_phy_link_up = (((val1 & 4) == 4) ||
+ (an1000_status & (1<<1)));
+ if (ext_phy_link_up &&
+ bnx2x_8073_is_snr_needed(params)) {
+ /* The SNR will improve about 2dbby
+ changing the BW and FEE main tap.*/
+
+ /* The 1st write to change FFE main
+ tap is set before restart AN */
+ /* Change PLL Bandwidth in EDC
+ register */
+ bnx2x_cl45_write(bp, port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_PLL_BANDWIDTH,
+ 0x26BC);
+
+ /* Change CDR Bandwidth in EDC
+ register */
+ bnx2x_cl45_write(bp, port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_CDR_BANDWIDTH,
+ 0x0333);
+
+ }
+ }
+ break;
+ }
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_LASI_STATUS, &val2);
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_LASI_STATUS, &val1);
+ DP(NETIF_MSG_LINK,
+ "10G-base-T LASI status 0x%x->0x%x\n",
+ val2, val1);
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_STATUS, &val2);
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_STATUS, &val1);
+ DP(NETIF_MSG_LINK,
+ "10G-base-T PMA status 0x%x->0x%x\n",
+ val2, val1);
+ ext_phy_link_up = ((val1 & 4) == 4);
+ /* if link is up
+ * print the AN outcome of the SFX7101 PHY
+ */
+ if (ext_phy_link_up) {
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_MASTER_STATUS,
+ &val2);
+ DP(NETIF_MSG_LINK,
+ "SFX7101 AN status 0x%x->Master=%x\n",
+ val2,
+ (val2 & (1<<14)));
+ }
+ break;
+
+ default:
+ DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n",
+ params->ext_phy_config);
+ ext_phy_link_up = 0;
+ break;
+ }
+
+ } else { /* SerDes */
+ ext_phy_type = SERDES_EXT_PHY_TYPE(params->ext_phy_config);
+ switch (ext_phy_type) {
+ case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT:
+ DP(NETIF_MSG_LINK, "SerDes Direct\n");
+ ext_phy_link_up = 1;
+ break;
+
+ case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482:
+ DP(NETIF_MSG_LINK, "SerDes 5482\n");
+ ext_phy_link_up = 1;
+ break;
+
+ default:
+ DP(NETIF_MSG_LINK,
+ "BAD SerDes ext_phy_config 0x%x\n",
+ params->ext_phy_config);
+ ext_phy_link_up = 0;
+ break;
+ }
+ }
+
+ return ext_phy_link_up;
+}
+
+static void bnx2x_link_int_enable(struct link_params *params)
+{
+ u8 port = params->port;
+ u32 ext_phy_type;
+ u32 mask;
+ struct bnx2x *bp = params->bp;
+ /* setting the status to report on link up
+ for either XGXS or SerDes */
+
+ if (params->switch_cfg == SWITCH_CFG_10G) {
+ mask = (NIG_MASK_XGXS0_LINK10G |
+ NIG_MASK_XGXS0_LINK_STATUS);
+ DP(NETIF_MSG_LINK, "enabled XGXS interrupt\n");
+ ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
+ if ((ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) &&
+ (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) &&
+ (ext_phy_type !=
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN)) {
+ mask |= NIG_MASK_MI_INT;
+ DP(NETIF_MSG_LINK, "enabled external phy int\n");
+ }
+
+ } else { /* SerDes */
+ mask = NIG_MASK_SERDES0_LINK_STATUS;
+ DP(NETIF_MSG_LINK, "enabled SerDes interrupt\n");
+ ext_phy_type = SERDES_EXT_PHY_TYPE(params->ext_phy_config);
+ if ((ext_phy_type !=
+ PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT) &&
+ (ext_phy_type !=
+ PORT_HW_CFG_SERDES_EXT_PHY_TYPE_NOT_CONN)) {
+ mask |= NIG_MASK_MI_INT;
+ DP(NETIF_MSG_LINK, "enabled external phy int\n");
+ }
+ }
+ bnx2x_bits_en(bp,
+ NIG_REG_MASK_INTERRUPT_PORT0 + port*4,
+ mask);
+ DP(NETIF_MSG_LINK, "port %x, is_xgxs=%x, int_status 0x%x\n", port,
+ (params->switch_cfg == SWITCH_CFG_10G),
+ REG_RD(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4));
+
+ DP(NETIF_MSG_LINK, " int_mask 0x%x, MI_INT %x, SERDES_LINK %x\n",
+ REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4),
+ REG_RD(bp, NIG_REG_EMAC0_STATUS_MISC_MI_INT + port*0x18),
+ REG_RD(bp, NIG_REG_SERDES0_STATUS_LINK_STATUS+port*0x3c));
+ DP(NETIF_MSG_LINK, " 10G %x, XGXS_LINK %x\n",
+ REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK10G + port*0x68),
+ REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK_STATUS + port*0x68));
+}
+
+
+/*
+ * link management
+ */
+static void bnx2x_link_int_ack(struct link_params *params,
+ struct link_vars *vars, u16 is_10g)
+{
+ struct bnx2x *bp = params->bp;
+ u8 port = params->port;
+
+ /* first reset all status
+ * we assume only one line will be change at a time */
+ bnx2x_bits_dis(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4,
+ (NIG_STATUS_XGXS0_LINK10G |
+ NIG_STATUS_XGXS0_LINK_STATUS |
+ NIG_STATUS_SERDES0_LINK_STATUS));
+ if (vars->phy_link_up) {
+ if (is_10g) {
+ /* Disable the 10G link interrupt
+ * by writing 1 to the status register
+ */
+ DP(NETIF_MSG_LINK, "10G XGXS phy link up\n");
+ bnx2x_bits_en(bp,
+ NIG_REG_STATUS_INTERRUPT_PORT0 + port*4,
+ NIG_STATUS_XGXS0_LINK10G);
+
+ } else if (params->switch_cfg == SWITCH_CFG_10G) {
+ /* Disable the link interrupt
+ * by writing 1 to the relevant lane
+ * in the status register
+ */
+ u32 ser_lane = ((params->lane_config &
+ PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >>
+ PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT);
+
+ DP(NETIF_MSG_LINK, "1G XGXS phy link up\n");
+ bnx2x_bits_en(bp,
+ NIG_REG_STATUS_INTERRUPT_PORT0 + port*4,
+ ((1 << ser_lane) <<
+ NIG_STATUS_XGXS0_LINK_STATUS_SIZE));
+
+ } else { /* SerDes */
+ DP(NETIF_MSG_LINK, "SerDes phy link up\n");
+ /* Disable the link interrupt
+ * by writing 1 to the status register
+ */
+ bnx2x_bits_en(bp,
+ NIG_REG_STATUS_INTERRUPT_PORT0 + port*4,
+ NIG_STATUS_SERDES0_LINK_STATUS);
+ }
+
+ } else { /* link_down */
+ }
+}
+
+static u8 bnx2x_format_ver(u32 num, u8 *str, u16 len)
+{
+ u8 *str_ptr = str;
+ u32 mask = 0xf0000000;
+ u8 shift = 8*4;
+ u8 digit;
+ if (len < 10) {
+ /* Need more then 10chars for this format */
+ *str_ptr = '\0';
+ return -EINVAL;
+ }
+ while (shift > 0) {
+
+ shift -= 4;
+ digit = ((num & mask) >> shift);
+ if (digit < 0xa)
+ *str_ptr = digit + '0';
+ else
+ *str_ptr = digit - 0xa + 'a';
+ str_ptr++;
+ mask = mask >> 4;
+ if (shift == 4*4) {
+ *str_ptr = ':';
+ str_ptr++;
+ }
+ }
+ *str_ptr = '\0';
+ return 0;
+}
+
+
+static void bnx2x_turn_on_sf(struct bnx2x *bp, u8 port, u8 ext_phy_addr)
+{
+ u32 cnt = 0;
+ u16 ctrl = 0;
+ /* Enable EMAC0 in to enable MDIO */
+ REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET,
+ (MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE << port));
+ msleep(5);
+
+ /* take ext phy out of reset */
+ bnx2x_set_gpio(bp,
+ MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_HIGH);
+
+ bnx2x_set_gpio(bp,
+ MISC_REGISTERS_GPIO_1,
+ MISC_REGISTERS_GPIO_HIGH);
+
+ /* wait for 5ms */
+ msleep(5);
+
+ for (cnt = 0; cnt < 1000; cnt++) {
+ msleep(1);
+ bnx2x_cl45_read(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_CTRL,
+ &ctrl);
+ if (!(ctrl & (1<<15))) {
+ DP(NETIF_MSG_LINK, "Reset completed\n\n");
+ break;
+ }
+ }
+}
+
+static void bnx2x_turn_off_sf(struct bnx2x *bp)
+{
+ /* put sf to reset */
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, MISC_REGISTERS_GPIO_LOW);
+ bnx2x_set_gpio(bp,
+ MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_LOW);
+}
+
+u8 bnx2x_get_ext_phy_fw_version(struct link_params *params, u8 driver_loaded,
+ u8 *version, u16 len)
+{
+ struct bnx2x *bp = params->bp;
+ u32 ext_phy_type = 0;
+ u16 val = 0;
+ u8 ext_phy_addr = 0 ;
+ u8 status = 0 ;
+ u32 ver_num;
+
+ if (version == NULL || params == NULL)
+ return -EINVAL;
+
+ /* reset the returned value to zero */
+ ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
+ ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+
+ switch (ext_phy_type) {
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:
+
+ if (len < 5)
+ return -EINVAL;
+
+ /* Take ext phy out of reset */
+ if (!driver_loaded)
+ bnx2x_turn_on_sf(bp, params->port, ext_phy_addr);
+
+ /* wait for 1ms */
+ msleep(1);
+
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_7101_VER1, &val);
+ version[2] = (val & 0xFF);
+ version[3] = ((val & 0xFF00)>>8);
+
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_7101_VER2,
+ &val);
+ version[0] = (val & 0xFF);
+ version[1] = ((val & 0xFF00)>>8);
+ version[4] = '\0';
+
+ if (!driver_loaded)
+ bnx2x_turn_off_sf(bp);
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
+ {
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER1, &val);
+ ver_num = val<<16;
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER2, &val);
+ ver_num |= val;
+ status = bnx2x_format_ver(ver_num, version, len);
+ break;
+ }
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705:
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706:
+
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER1, &val);
+ ver_num = val<<16;
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER2, &val);
+ ver_num |= val;
+ status = bnx2x_format_ver(ver_num, version, len);
+ break;
+
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT:
+ break;
+
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE:
+ DP(NETIF_MSG_LINK, "bnx2x_get_ext_phy_fw_version:"
+ " type is FAILURE!\n");
+ status = -EINVAL;
+ break;
+
+ default:
+ break;
+ }
+ return status;
+}
+
+static void bnx2x_set_xgxs_loopback(struct link_params *params,
+ struct link_vars *vars,
+ u8 is_10g)
+{
+ u8 port = params->port;
+ struct bnx2x *bp = params->bp;
+
+ if (is_10g) {
+ u32 md_devad;
+
+ DP(NETIF_MSG_LINK, "XGXS 10G loopback enable\n");
+
+ /* change the uni_phy_addr in the nig */
+ md_devad = REG_RD(bp, (NIG_REG_XGXS0_CTRL_MD_DEVAD +
+ port*0x18));
+
+ REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18, 0x5);
+
+ bnx2x_cl45_write(bp, port, 0,
+ params->phy_addr,
+ 5,
+ (MDIO_REG_BANK_AER_BLOCK +
+ (MDIO_AER_BLOCK_AER_REG & 0xf)),
+ 0x2800);
+
+ bnx2x_cl45_write(bp, port, 0,
+ params->phy_addr,
+ 5,
+ (MDIO_REG_BANK_CL73_IEEEB0 +
+ (MDIO_CL73_IEEEB0_CL73_AN_CONTROL & 0xf)),
+ 0x6041);
+
+ /* set aer mmd back */
+ bnx2x_set_aer_mmd(params, vars);
+
+ /* and md_devad */
+ REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18,
+ md_devad);
+
+ } else {
+ u16 mii_control;
+
+ DP(NETIF_MSG_LINK, "XGXS 1G loopback enable\n");
+
+ CL45_RD_OVER_CL22(bp, port,
+ params->phy_addr,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_MII_CONTROL,
+ &mii_control);
+
+ CL45_WR_OVER_CL22(bp, port,
+ params->phy_addr,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_MII_CONTROL,
+ (mii_control |
+ MDIO_COMBO_IEEO_MII_CONTROL_LOOPBACK));
+ }
+}
+
+
+static void bnx2x_ext_phy_loopback(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u8 ext_phy_addr;
+ u32 ext_phy_type;
+
+ if (params->switch_cfg == SWITCH_CFG_10G) {
+ ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
+ /* CL37 Autoneg Enabled */
+ ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+ switch (ext_phy_type) {
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT:
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN:
+ DP(NETIF_MSG_LINK,
+ "ext_phy_loopback: We should not get here\n");
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705:
+ DP(NETIF_MSG_LINK, "ext_phy_loopback: 8705\n");
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706:
+ DP(NETIF_MSG_LINK, "ext_phy_loopback: 8706\n");
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:
+ /* SFX7101_XGXS_TEST1 */
+ bnx2x_cl45_write(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_XS_DEVAD,
+ MDIO_XS_SFX7101_XGXS_TEST1,
+ 0x100);
+ DP(NETIF_MSG_LINK,
+ "ext_phy_loopback: set ext phy loopback\n");
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
+
+ break;
+ } /* switch external PHY type */
+ } else {
+ /* serdes */
+ ext_phy_type = SERDES_EXT_PHY_TYPE(params->ext_phy_config);
+ ext_phy_addr = (params->ext_phy_config &
+ PORT_HW_CFG_SERDES_EXT_PHY_ADDR_MASK)
+ >> PORT_HW_CFG_SERDES_EXT_PHY_ADDR_SHIFT;
+ }
+}
+
+
+/*
+ *------------------------------------------------------------------------
+ * bnx2x_override_led_value -
+ *
+ * Override the led value of the requsted led
+ *
+ *------------------------------------------------------------------------
+ */
+u8 bnx2x_override_led_value(struct bnx2x *bp, u8 port,
+ u32 led_idx, u32 value)
+{
+ u32 reg_val;
+
+ /* If port 0 then use EMAC0, else use EMAC1*/
+ u32 emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
+
+ DP(NETIF_MSG_LINK,
+ "bnx2x_override_led_value() port %x led_idx %d value %d\n",
+ port, led_idx, value);
+
+ switch (led_idx) {
+ case 0: /* 10MB led */
+ /* Read the current value of the LED register in
+ the EMAC block */
+ reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED);
+ /* Set the OVERRIDE bit to 1 */
+ reg_val |= EMAC_LED_OVERRIDE;
+ /* If value is 1, set the 10M_OVERRIDE bit,
+ otherwise reset it.*/
+ reg_val = (value == 1) ? (reg_val | EMAC_LED_10MB_OVERRIDE) :
+ (reg_val & ~EMAC_LED_10MB_OVERRIDE);
+ REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val);
+ break;
+ case 1: /*100MB led */
+ /*Read the current value of the LED register in
+ the EMAC block */
+ reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED);
+ /* Set the OVERRIDE bit to 1 */
+ reg_val |= EMAC_LED_OVERRIDE;
+ /* If value is 1, set the 100M_OVERRIDE bit,
+ otherwise reset it.*/
+ reg_val = (value == 1) ? (reg_val | EMAC_LED_100MB_OVERRIDE) :
+ (reg_val & ~EMAC_LED_100MB_OVERRIDE);
+ REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val);
+ break;
+ case 2: /* 1000MB led */
+ /* Read the current value of the LED register in the
+ EMAC block */
+ reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED);
+ /* Set the OVERRIDE bit to 1 */
+ reg_val |= EMAC_LED_OVERRIDE;
+ /* If value is 1, set the 1000M_OVERRIDE bit, otherwise
+ reset it. */
+ reg_val = (value == 1) ? (reg_val | EMAC_LED_1000MB_OVERRIDE) :
+ (reg_val & ~EMAC_LED_1000MB_OVERRIDE);
+ REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val);
+ break;
+ case 3: /* 2500MB led */
+ /* Read the current value of the LED register in the
+ EMAC block*/
+ reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED);
+ /* Set the OVERRIDE bit to 1 */
+ reg_val |= EMAC_LED_OVERRIDE;
+ /* If value is 1, set the 2500M_OVERRIDE bit, otherwise
+ reset it.*/
+ reg_val = (value == 1) ? (reg_val | EMAC_LED_2500MB_OVERRIDE) :
+ (reg_val & ~EMAC_LED_2500MB_OVERRIDE);
+ REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val);
+ break;
+ case 4: /*10G led */
+ if (port == 0) {
+ REG_WR(bp, NIG_REG_LED_10G_P0,
+ value);
+ } else {
+ REG_WR(bp, NIG_REG_LED_10G_P1,
+ value);
+ }
+ break;
+ case 5: /* TRAFFIC led */
+ /* Find if the traffic control is via BMAC or EMAC */
+ if (port == 0)
+ reg_val = REG_RD(bp, NIG_REG_NIG_EMAC0_EN);
+ else
+ reg_val = REG_RD(bp, NIG_REG_NIG_EMAC1_EN);
+
+ /* Override the traffic led in the EMAC:*/
+ if (reg_val == 1) {
+ /* Read the current value of the LED register in
+ the EMAC block */
+ reg_val = REG_RD(bp, emac_base +
+ EMAC_REG_EMAC_LED);
+ /* Set the TRAFFIC_OVERRIDE bit to 1 */
+ reg_val |= EMAC_LED_OVERRIDE;
+ /* If value is 1, set the TRAFFIC bit, otherwise
+ reset it.*/
+ reg_val = (value == 1) ? (reg_val | EMAC_LED_TRAFFIC) :
+ (reg_val & ~EMAC_LED_TRAFFIC);
+ REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val);
+ } else { /* Override the traffic led in the BMAC: */
+ REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0
+ + port*4, 1);
+ REG_WR(bp, NIG_REG_LED_CONTROL_TRAFFIC_P0 + port*4,
+ value);
+ }
+ break;
+ default:
+ DP(NETIF_MSG_LINK,
+ "bnx2x_override_led_value() unknown led index %d "
+ "(should be 0-5)\n", led_idx);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+
+u8 bnx2x_set_led(struct bnx2x *bp, u8 port, u8 mode, u32 speed,
+ u16 hw_led_mode, u32 chip_id)
+{
+ u8 rc = 0;
+ DP(NETIF_MSG_LINK, "bnx2x_set_led: port %x, mode %d\n", port, mode);
+ DP(NETIF_MSG_LINK, "speed 0x%x, hw_led_mode 0x%x\n",
+ speed, hw_led_mode);
+ switch (mode) {
+ case LED_MODE_OFF:
+ REG_WR(bp, NIG_REG_LED_10G_P0 + port*4, 0);
+ REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4,
+ SHARED_HW_CFG_LED_MAC1);
+ break;
+
+ case LED_MODE_OPER:
+ REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, hw_led_mode);
+ REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0 +
+ port*4, 0);
+ /* Set blinking rate to ~15.9Hz */
+ REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_RATE_P0 + port*4,
+ LED_BLINK_RATE_VAL);
+ REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_RATE_ENA_P0 +
+ port*4, 1);
+ if (((speed == SPEED_2500) ||
+ (speed == SPEED_1000) ||
+ (speed == SPEED_100) ||
+ (speed == SPEED_10))) {
+ /* On Everest 1 Ax chip versions for speeds less than
+ 10G LED scheme is different */
+ REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0
+ + port*4, 1);
+ REG_WR(bp, NIG_REG_LED_CONTROL_TRAFFIC_P0 +
+ port*4, 0);
+ REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_TRAFFIC_P0 +
+ port*4, 1);
+ }
+ break;
+
+ default:
+ rc = -EINVAL;
+ DP(NETIF_MSG_LINK, "bnx2x_set_led: Invalid led mode %d\n",
+ mode);
+ break;
+ }
+ return rc;
+
+}
+
+u8 bnx2x_test_link(struct link_params *params, struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u16 gp_status = 0;
+
+ CL45_RD_OVER_CL22(bp, params->port,
+ params->phy_addr,
+ MDIO_REG_BANK_GP_STATUS,
+ MDIO_GP_STATUS_TOP_AN_STATUS1,
+ &gp_status);
+ /* link is up only if both local phy and external phy are up */
+ if ((gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS) &&
+ bnx2x_ext_phy_is_link_up(params, vars))
+ return 0;
+
+ return -ESRCH;
+}
+
+static u8 bnx2x_link_initialize(struct link_params *params,
+ struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u8 port = params->port;
+ u8 rc = 0;
+
+ /* Activate the external PHY */
+ bnx2x_ext_phy_reset(params, vars);
+
+ bnx2x_set_aer_mmd(params, vars);
+
+ if (vars->phy_flags & PHY_XGXS_FLAG)
+ bnx2x_set_master_ln(params);
+
+ rc = bnx2x_reset_unicore(params);
+ /* reset the SerDes and wait for reset bit return low */
+ if (rc != 0)
+ return rc;
+
+ bnx2x_set_aer_mmd(params, vars);
+
+ /* setting the masterLn_def again after the reset */
+ if (vars->phy_flags & PHY_XGXS_FLAG) {
+ bnx2x_set_master_ln(params);
+ bnx2x_set_swap_lanes(params);
+ }
+
+ /* Set Parallel Detect */
+ if (params->req_line_speed == SPEED_AUTO_NEG)
+ bnx2x_set_parallel_detection(params, vars->phy_flags);
+
+ if (vars->phy_flags & PHY_XGXS_FLAG) {
+ if (params->req_line_speed &&
+ ((params->req_line_speed == SPEED_100) ||
+ (params->req_line_speed == SPEED_10))) {
+ vars->phy_flags |= PHY_SGMII_FLAG;
+ } else {
+ vars->phy_flags &= ~PHY_SGMII_FLAG;
+ }
+ }
+
+ if (!(vars->phy_flags & PHY_SGMII_FLAG)) {
+ u16 bank, rx_eq;
+
+ rx_eq = ((params->serdes_config &
+ PORT_HW_CFG_SERDES_RX_DRV_EQUALIZER_MASK) >>
+ PORT_HW_CFG_SERDES_RX_DRV_EQUALIZER_SHIFT);
+
+ DP(NETIF_MSG_LINK, "setting rx eq to 0x%x\n", rx_eq);
+ for (bank = MDIO_REG_BANK_RX0; bank <= MDIO_REG_BANK_RX_ALL;
+ bank += (MDIO_REG_BANK_RX1-MDIO_REG_BANK_RX0)) {
+ CL45_WR_OVER_CL22(bp, port,
+ params->phy_addr,
+ bank ,
+ MDIO_RX0_RX_EQ_BOOST,
+ ((rx_eq &
+ MDIO_RX0_RX_EQ_BOOST_EQUALIZER_CTRL_MASK) |
+ MDIO_RX0_RX_EQ_BOOST_OFFSET_CTRL));
+ }
+
+ /* forced speed requested? */
+ if (params->req_line_speed != SPEED_AUTO_NEG) {
+ DP(NETIF_MSG_LINK, "not SGMII, no AN\n");
+
+ /* disable autoneg */
+ bnx2x_set_autoneg(params, vars);
+
+ /* program speed and duplex */
+ bnx2x_program_serdes(params);
+ vars->ieee_fc =
+ MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE;
+
+ } else { /* AN_mode */
+ DP(NETIF_MSG_LINK, "not SGMII, AN\n");
+
+ /* AN enabled */
+ bnx2x_set_brcm_cl37_advertisment(params);
+
+ /* program duplex & pause advertisement (for aneg) */
+ bnx2x_set_ieee_aneg_advertisment(params,
+ &vars->ieee_fc);
+
+ /* enable autoneg */
+ bnx2x_set_autoneg(params, vars);
+
+ /* enable and restart AN */
+ bnx2x_restart_autoneg(params);
+ }
+
+ } else { /* SGMII mode */
+ DP(NETIF_MSG_LINK, "SGMII\n");
+
+ bnx2x_initialize_sgmii_process(params);
+ }
+
+ /* init ext phy and enable link state int */
+ rc |= bnx2x_ext_phy_init(params, vars);
+
+ bnx2x_bits_dis(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4,
+ (NIG_STATUS_XGXS0_LINK10G |
+ NIG_STATUS_XGXS0_LINK_STATUS |
+ NIG_STATUS_SERDES0_LINK_STATUS));
+
+ return rc;
+
+}
+
+
+u8 bnx2x_phy_init(struct link_params *params, struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+
+ u32 val;
+ DP(NETIF_MSG_LINK, "Phy Initialization started\n");
+ DP(NETIF_MSG_LINK, "req_speed = %d, req_flowctrl=%d\n",
+ params->req_line_speed, params->req_flow_ctrl);
+ vars->link_status = 0;
+ if (params->switch_cfg == SWITCH_CFG_1G)
+ vars->phy_flags = PHY_SERDES_FLAG;
+ else
+ vars->phy_flags = PHY_XGXS_FLAG;
+
+ /* disable attentions */
+ bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + params->port*4,
+ (NIG_MASK_XGXS0_LINK_STATUS |
+ NIG_MASK_XGXS0_LINK10G |
+ NIG_MASK_SERDES0_LINK_STATUS |
+ NIG_MASK_MI_INT));
+
+ bnx2x_emac_init(params, vars);
+
+ if (CHIP_REV_IS_FPGA(bp)) {
+ vars->link_up = 1;
+ vars->line_speed = SPEED_10000;
+ vars->duplex = DUPLEX_FULL;
+ vars->flow_ctrl = FLOW_CTRL_NONE;
+ vars->link_status = (LINK_STATUS_LINK_UP | LINK_10GTFD);
+
+ bnx2x_emac_enable(params, vars, 0);
+ bnx2x_pbf_update(params, vars->flow_ctrl, vars->line_speed);
+ /* disable drain */
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE
+ + params->port*4, 0);
+
+ /* update shared memory */
+ bnx2x_update_mng(params, vars->link_status);
+
+ return 0;
+
+ } else
+ if (CHIP_REV_IS_EMUL(bp)) {
+
+ vars->link_up = 1;
+ vars->line_speed = SPEED_10000;
+ vars->duplex = DUPLEX_FULL;
+ vars->flow_ctrl = FLOW_CTRL_NONE;
+ vars->link_status = (LINK_STATUS_LINK_UP | LINK_10GTFD);
+
+ bnx2x_bmac_enable(params, vars, 0);
+
+ bnx2x_pbf_update(params, vars->flow_ctrl, vars->line_speed);
+ /* Disable drain */
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE
+ + params->port*4, 0);
+
+ /* update shared memory */
+ bnx2x_update_mng(params, vars->link_status);
+
+ return 0;
+
+ } else
+ if (params->loopback_mode == LOOPBACK_BMAC) {
+ vars->link_up = 1;
+ vars->line_speed = SPEED_10000;
+ vars->duplex = DUPLEX_FULL;
+ vars->flow_ctrl = FLOW_CTRL_NONE;
+ vars->mac_type = MAC_TYPE_BMAC;
+
+ vars->phy_flags = PHY_XGXS_FLAG;
+
+ bnx2x_phy_deassert(params, vars->phy_flags);
+ /* set bmac loopback */
+ bnx2x_bmac_enable(params, vars, 1);
+
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE +
+ params->port*4, 0);
+ } else if (params->loopback_mode == LOOPBACK_EMAC) {
+ vars->link_up = 1;
+ vars->line_speed = SPEED_1000;
+ vars->duplex = DUPLEX_FULL;
+ vars->flow_ctrl = FLOW_CTRL_NONE;
+ vars->mac_type = MAC_TYPE_EMAC;
+
+ vars->phy_flags = PHY_XGXS_FLAG;
+
+ bnx2x_phy_deassert(params, vars->phy_flags);
+ /* set bmac loopback */
+ bnx2x_emac_enable(params, vars, 1);
+ bnx2x_emac_program(params, vars->line_speed,
+ vars->duplex);
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE +
+ params->port*4, 0);
+ } else if ((params->loopback_mode == LOOPBACK_XGXS_10) ||
+ (params->loopback_mode == LOOPBACK_EXT_PHY)) {
+ vars->link_up = 1;
+ vars->line_speed = SPEED_10000;
+ vars->duplex = DUPLEX_FULL;
+ vars->flow_ctrl = FLOW_CTRL_NONE;
+
+ vars->phy_flags = PHY_XGXS_FLAG;
+
+ val = REG_RD(bp,
+ NIG_REG_XGXS0_CTRL_PHY_ADDR+
+ params->port*0x18);
+ params->phy_addr = (u8)val;
+
+ bnx2x_phy_deassert(params, vars->phy_flags);
+ bnx2x_link_initialize(params, vars);
+
+ vars->mac_type = MAC_TYPE_BMAC;
+
+ bnx2x_bmac_enable(params, vars, 0);
+
+ if (params->loopback_mode == LOOPBACK_XGXS_10) {
+ /* set 10G XGXS loopback */
+ bnx2x_set_xgxs_loopback(params, vars, 1);
+ } else {
+ /* set external phy loopback */
+ bnx2x_ext_phy_loopback(params);
+ }
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE +
+ params->port*4, 0);
+ } else
+ /* No loopback */
+ {
+
+ bnx2x_phy_deassert(params, vars->phy_flags);
+ switch (params->switch_cfg) {
+ case SWITCH_CFG_1G:
+ vars->phy_flags |= PHY_SERDES_FLAG;
+ if ((params->ext_phy_config &
+ PORT_HW_CFG_SERDES_EXT_PHY_TYPE_MASK) ==
+ PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482) {
+ vars->phy_flags |=
+ PHY_SGMII_FLAG;
+ }
+
+ val = REG_RD(bp,
+ NIG_REG_SERDES0_CTRL_PHY_ADDR+
+ params->port*0x10);
+
+ params->phy_addr = (u8)val;
+
+ break;
+ case SWITCH_CFG_10G:
+ vars->phy_flags |= PHY_XGXS_FLAG;
+ val = REG_RD(bp,
+ NIG_REG_XGXS0_CTRL_PHY_ADDR+
+ params->port*0x18);
+ params->phy_addr = (u8)val;
+
+ break;
+ default:
+ DP(NETIF_MSG_LINK, "Invalid switch_cfg\n");
+ return -EINVAL;
+ break;
+ }
+
+ bnx2x_link_initialize(params, vars);
+ bnx2x_link_int_enable(params);
+ }
+ return 0;
+}
+
+u8 bnx2x_link_reset(struct link_params *params, struct link_vars *vars)
+{
+
+ struct bnx2x *bp = params->bp;
+ u32 ext_phy_config = params->ext_phy_config;
+ u16 hw_led_mode = params->hw_led_mode;
+ u32 chip_id = params->chip_id;
+ u8 port = params->port;
+ u32 ext_phy_type = XGXS_EXT_PHY_TYPE(ext_phy_config);
+ /* disable attentions */
+
+ vars->link_status = 0;
+ bnx2x_update_mng(params, vars->link_status);
+ bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4,
+ (NIG_MASK_XGXS0_LINK_STATUS |
+ NIG_MASK_XGXS0_LINK10G |
+ NIG_MASK_SERDES0_LINK_STATUS |
+ NIG_MASK_MI_INT));
+
+ /* activate nig drain */
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 1);
+
+ /* disable nig egress interface */
+ REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0);
+ REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0);
+
+ /* Stop BigMac rx */
+ bnx2x_bmac_rx_disable(bp, port);
+
+ /* disable emac */
+ REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0);
+
+ msleep(10);
+ /* The PHY reset is controled by GPIO 1
+ * Hold it as vars low
+ */
+ /* clear link led */
+ bnx2x_set_led(bp, port, LED_MODE_OFF, 0, hw_led_mode, chip_id);
+ if (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) {
+ if ((ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) &&
+ (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) {
+ /* HW reset */
+
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
+ MISC_REGISTERS_GPIO_OUTPUT_LOW);
+
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_OUTPUT_LOW);
+
+ DP(NETIF_MSG_LINK, "reset external PHY\n");
+ } else {
+
+ u8 ext_phy_addr = ((ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+
+ /* SW reset */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_CTRL,
+ 1<<15);
+
+ /* Set Low Power Mode */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_CTRL,
+ 1<<11);
+
+
+ if (ext_phy_type ==
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073) {
+ DP(NETIF_MSG_LINK, "Setting 8073 port %d into"
+ "low power mode\n",
+ port);
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_OUTPUT_LOW);
+ }
+ }
+ }
+ /* reset the SerDes/XGXS */
+ REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR,
+ (0x1ff << (port*16)));
+
+ /* reset BigMac */
+ REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
+ (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
+
+ /* disable nig ingress interface */
+ REG_WR(bp, NIG_REG_BMAC0_IN_EN + port*4, 0);
+ REG_WR(bp, NIG_REG_EMAC0_IN_EN + port*4, 0);
+ REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0);
+ REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0);
+ vars->link_up = 0;
+ return 0;
+}
+
+/* This function should called upon link interrupt */
+/* In case vars->link_up, driver needs to
+ 1. Update the pbf
+ 2. Disable drain
+ 3. Update the shared memory
+ 4. Indicate link up
+ 5. Set LEDs
+ Otherwise,
+ 1. Update shared memory
+ 2. Reset BigMac
+ 3. Report link down
+ 4. Unset LEDs
+*/
+u8 bnx2x_link_update(struct link_params *params, struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u8 port = params->port;
+ u16 i;
+ u16 gp_status;
+ u16 link_10g;
+ u8 rc = 0;
+
+ DP(NETIF_MSG_LINK, "port %x, XGXS?%x, int_status 0x%x\n",
+ port,
+ (vars->phy_flags & PHY_XGXS_FLAG),
+ REG_RD(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4));
+
+ DP(NETIF_MSG_LINK, "int_mask 0x%x MI_INT %x, SERDES_LINK %x\n",
+ REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4),
+ REG_RD(bp, NIG_REG_EMAC0_STATUS_MISC_MI_INT + port*0x18),
+ REG_RD(bp, NIG_REG_SERDES0_STATUS_LINK_STATUS + port*0x3c));
+
+ DP(NETIF_MSG_LINK, " 10G %x, XGXS_LINK %x\n",
+ REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK10G + port*0x68),
+ REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK_STATUS + port*0x68));
+
+
+ /* avoid fast toggling */
+ for (i = 0; i < 10; i++) {
+ msleep(10);
+ CL45_RD_OVER_CL22(bp, port, params->phy_addr,
+ MDIO_REG_BANK_GP_STATUS,
+ MDIO_GP_STATUS_TOP_AN_STATUS1,
+ &gp_status);
+ }
+
+ rc = bnx2x_link_settings_status(params, vars, gp_status);
+ if (rc != 0)
+ return rc;
+
+ /* anything 10 and over uses the bmac */
+ link_10g = ((vars->line_speed == SPEED_10000) ||
+ (vars->line_speed == SPEED_12000) ||
+ (vars->line_speed == SPEED_12500) ||
+ (vars->line_speed == SPEED_13000) ||
+ (vars->line_speed == SPEED_15000) ||
+ (vars->line_speed == SPEED_16000));
+
+ bnx2x_link_int_ack(params, vars, link_10g);
+
+ /* link is up only if both local phy and external phy are up */
+ vars->link_up = (vars->phy_link_up &&
+ bnx2x_ext_phy_is_link_up(params, vars));
+
+ if (!vars->phy_link_up &&
+ REG_RD(bp, NIG_REG_EMAC0_STATUS_MISC_MI_INT + port*0x18)) {
+ bnx2x_ext_phy_is_link_up(params, vars); /* Clear interrupt */
+ }
+
+ if (vars->link_up) {
+ vars->link_status |= LINK_STATUS_LINK_UP;
+ if (link_10g) {
+ bnx2x_bmac_enable(params, vars, 0);
+ bnx2x_set_led(bp, port, LED_MODE_OPER,
+ SPEED_10000, params->hw_led_mode,
+ params->chip_id);
+
+ } else {
+ bnx2x_emac_enable(params, vars, 0);
+ rc = bnx2x_emac_program(params, vars->line_speed,
+ vars->duplex);
+
+ /* AN complete? */
+ if (gp_status & MDIO_AN_CL73_OR_37_COMPLETE) {
+ if (!(vars->phy_flags &
+ PHY_SGMII_FLAG))
+ bnx2x_set_sgmii_tx_driver(params);
+ }
+ }
+
+ /* PBF - link up */
+ rc |= bnx2x_pbf_update(params, vars->flow_ctrl,
+ vars->line_speed);
+
+ /* disable drain */
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 0);
+
+ /* update shared memory */
+ bnx2x_update_mng(params, vars->link_status);
+
+ } else { /* link down */
+ DP(NETIF_MSG_LINK, "Port %x: Link is down\n", params->port);
+ bnx2x_set_led(bp, port, LED_MODE_OFF,
+ 0, params->hw_led_mode,
+ params->chip_id);
+
+ /* indicate no mac active */
+ vars->mac_type = MAC_TYPE_NONE;
+
+ /* update shared memory */
+ vars->link_status = 0;
+ bnx2x_update_mng(params, vars->link_status);
+
+ /* activate nig drain */
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 1);
+
+ /* reset BigMac */
+ bnx2x_bmac_rx_disable(bp, params->port);
+ REG_WR(bp, GRCBASE_MISC +
+ MISC_REGISTERS_RESET_REG_2_CLEAR,
+ (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
+
+ }
+
+ return rc;
+}
+
+static void bnx2x_sfx7101_sp_sw_reset(struct bnx2x *bp, u8 port, u8 phy_addr)
+{
+ u16 val, cnt;
+
+ bnx2x_cl45_read(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_7101_RESET, &val);
+
+ for (cnt = 0; cnt < 10; cnt++) {
+ msleep(50);
+ /* Writes a self-clearing reset */
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_7101_RESET,
+ (val | (1<<15)));
+ /* Wait for clear */
+ bnx2x_cl45_read(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_7101_RESET, &val);
+
+ if ((val & (1<<15)) == 0)
+ break;
+ }
+}
+#define RESERVED_SIZE 256
+/* max application is 160K bytes - data at end of RAM */
+#define MAX_APP_SIZE 160*1024 - RESERVED_SIZE
+
+/* Header is 14 bytes */
+#define HEADER_SIZE 14
+#define DATA_OFFSET HEADER_SIZE
+
+#define SPI_START_TRANSFER(bp, port, ext_phy_addr) \
+ bnx2x_cl45_write(bp, port, PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, \
+ ext_phy_addr, \
+ MDIO_PCS_DEVAD, \
+ MDIO_PCS_REG_7101_SPI_CTRL_ADDR, 1)
+
+/* Programs an image to DSP's flash via the SPI port*/
+static u8 bnx2x_sfx7101_flash_download(struct bnx2x *bp, u8 port,
+ u8 ext_phy_addr,
+ char data[], u32 size)
+{
+ const u16 num_trans = size/4; /* 4 bytes can be sent at a time */
+ /* Doesn't include last trans!*/
+ const u16 last_trans_size = size%4; /* Num bytes on last trans */
+ u16 trans_cnt, byte_cnt;
+ u32 data_index;
+ u16 tmp;
+ u16 code_started = 0;
+ u16 image_revision1, image_revision2;
+ u16 cnt;
+
+ DP(NETIF_MSG_LINK, "bnx2x_sfx7101_flash_download file_size=%d\n", size);
+ /* Going to flash*/
+ if ((size-HEADER_SIZE) > MAX_APP_SIZE) {
+ /* This very often will be the case, because the image is built
+ with 160Kbytes size whereas the total image size must actually
+ be 160Kbytes-RESERVED_SIZE */
+ DP(NETIF_MSG_LINK, "Warning, file size was %d bytes "
+ "truncated to %d bytes\n", size, MAX_APP_SIZE);
+ size = MAX_APP_SIZE+HEADER_SIZE;
+ }
+ DP(NETIF_MSG_LINK, "File version is %c%c\n", data[0x14e], data[0x14f]);
+ DP(NETIF_MSG_LINK, " %c%c\n", data[0x150], data[0x151]);
+ /* Put the DSP in download mode by setting FLASH_CFG[2] to 1
+ and issuing a reset.*/
+
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
+ MISC_REGISTERS_GPIO_HIGH);
+
+ bnx2x_sfx7101_sp_sw_reset(bp, port, ext_phy_addr);
+
+ /* wait 0.5 sec */
+ for (cnt = 0; cnt < 100; cnt++)
+ msleep(5);
+
+ /* Make sure we can access the DSP
+ And it's in the correct mode (waiting for download) */
+
+ bnx2x_cl45_read(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_DSP_ACCESS, &tmp);
+
+ if (tmp != 0x000A) {
+ DP(NETIF_MSG_LINK, "DSP is not in waiting on download mode. "
+ "Expected 0x000A, read 0x%04X\n", tmp);
+ DP(NETIF_MSG_LINK, "Download failed\n");
+ return -EINVAL;
+ }
+
+ /* Mux the SPI interface away from the internal processor */
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_MUX, 1);
+
+ /* Reset the SPI port */
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_CTRL_ADDR, 0);
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_CTRL_ADDR,
+ (1<<MDIO_PCS_REG_7101_SPI_RESET_BIT));
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_CTRL_ADDR, 0);
+
+ /* Erase the flash */
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR_WRITE_ENABLE_CMD);
+
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_BYTES_TO_TRANSFER_ADDR,
+ 1);
+
+ SPI_START_TRANSFER(bp, port, ext_phy_addr);
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR_BULK_ERASE_CMD);
+
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_BYTES_TO_TRANSFER_ADDR,
+ 1);
+ SPI_START_TRANSFER(bp, port, ext_phy_addr);
+
+ /* Wait 10 seconds, the maximum time for the erase to complete */
+ DP(NETIF_MSG_LINK, "Erasing flash, this takes 10 seconds...\n");
+ for (cnt = 0; cnt < 1000; cnt++)
+ msleep(10);
+
+ DP(NETIF_MSG_LINK, "Downloading flash, please wait...\n");
+ data_index = 0;
+ for (trans_cnt = 0; trans_cnt < num_trans; trans_cnt++) {
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR_WRITE_ENABLE_CMD);
+
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_BYTES_TO_TRANSFER_ADDR,
+ 1);
+ SPI_START_TRANSFER(bp, port, ext_phy_addr);
+
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR_PAGE_PROGRAM_CMD);
+
+ /* Bits 23-16 of address */
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR,
+ (data_index>>16));
+ /* Bits 15-8 of address */
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR,
+ (data_index>>8));
+
+ /* Bits 7-0 of address */
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR,
+ ((u16)data_index));
+
+ byte_cnt = 0;
+ while (byte_cnt < 4 && data_index < size) {
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR,
+ data[data_index++]);
+ byte_cnt++;
+ }
+
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_BYTES_TO_TRANSFER_ADDR,
+ byte_cnt+4);
+
+ SPI_START_TRANSFER(bp, port, ext_phy_addr);
+ msleep(5); /* Wait 5 ms minimum between transs */
+
+ /* Let the user know something's going on.*/
+ /* a pacifier ever 4K */
+ if ((data_index % 1023) == 0)
+ DP(NETIF_MSG_LINK, "Download %d%%\n", data_index/size);
+ }
+
+ DP(NETIF_MSG_LINK, "\n");
+ /* Transfer the last block if there is data remaining */
+ if (last_trans_size) {
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR_WRITE_ENABLE_CMD);
+
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_BYTES_TO_TRANSFER_ADDR,
+ 1);
+
+ SPI_START_TRANSFER(bp, port, ext_phy_addr);
+
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR_PAGE_PROGRAM_CMD);
+
+ /* Bits 23-16 of address */
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR,
+ (data_index>>16));
+ /* Bits 15-8 of address */
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR,
+ (data_index>>8));
+
+ /* Bits 7-0 of address */
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR,
+ ((u16)data_index));
+
+ byte_cnt = 0;
+ while (byte_cnt < last_trans_size && data_index < size) {
+ /* Bits 7-0 of address */
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_FIFO_ADDR,
+ data[data_index++]);
+ byte_cnt++;
+ }
+
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_SPI_BYTES_TO_TRANSFER_ADDR,
+ byte_cnt+4);
+
+ SPI_START_TRANSFER(bp, port, ext_phy_addr);
+ }
+
+ /* DSP Remove Download Mode */
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, MISC_REGISTERS_GPIO_LOW);
+
+ bnx2x_sfx7101_sp_sw_reset(bp, port, ext_phy_addr);
+
+ /* wait 0.5 sec to allow it to run */
+ for (cnt = 0; cnt < 100; cnt++)
+ msleep(5);
+
+ bnx2x_hw_reset(bp);
+
+ for (cnt = 0; cnt < 100; cnt++)
+ msleep(5);
+
+ /* Check that the code is started. In case the download
+ checksum failed, the code won't be started. */
+ bnx2x_cl45_read(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PCS_DEVAD,
+ MDIO_PCS_REG_7101_DSP_ACCESS,
+ &tmp);
+
+ code_started = (tmp & (1<<4));
+ if (!code_started) {
+ DP(NETIF_MSG_LINK, "Download failed. Please check file.\n");
+ return -EINVAL;
+ }
+
+ /* Verify that the file revision is now equal to the image
+ revision within the DSP */
+ bnx2x_cl45_read(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_7101_VER1,
+ &image_revision1);
+
+ bnx2x_cl45_read(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_7101_VER2,
+ &image_revision2);
+
+ if (data[0x14e] != (image_revision2&0xFF) ||
+ data[0x14f] != ((image_revision2&0xFF00)>>8) ||
+ data[0x150] != (image_revision1&0xFF) ||
+ data[0x151] != ((image_revision1&0xFF00)>>8)) {
+ DP(NETIF_MSG_LINK, "Download failed.\n");
+ return -EINVAL;
+ }
+ DP(NETIF_MSG_LINK, "Download %d%%\n", data_index/size);
+ return 0;
+}
+
+u8 bnx2x_flash_download(struct bnx2x *bp, u8 port, u32 ext_phy_config,
+ u8 driver_loaded, char data[], u32 size)
+{
+ u8 rc = 0;
+ u32 ext_phy_type;
+ u8 ext_phy_addr;
+ ext_phy_addr = ((ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+
+ ext_phy_type = XGXS_EXT_PHY_TYPE(ext_phy_config);
+
+ switch (ext_phy_type) {
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705:
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706:
+ DP(NETIF_MSG_LINK,
+ "Flash download not supported for this ext phy\n");
+ rc = -EINVAL;
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:
+ /* Take ext phy out of reset */
+ if (!driver_loaded)
+ bnx2x_turn_on_sf(bp, port, ext_phy_addr);
+ rc = bnx2x_sfx7101_flash_download(bp, port, ext_phy_addr,
+ data, size);
+ if (!driver_loaded)
+ bnx2x_turn_off_sf(bp);
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT:
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE:
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN:
+ default:
+ DP(NETIF_MSG_LINK, "Invalid ext phy type\n");
+ rc = -EINVAL;
+ break;
+ }
+ return rc;
+}
+
diff --git a/drivers/net/bnx2x_link.h b/drivers/net/bnx2x_link.h
new file mode 100644
index 00000000000..714d37ac95d
--- /dev/null
+++ b/drivers/net/bnx2x_link.h
@@ -0,0 +1,168 @@
+/* Copyright 2008 Broadcom Corporation
+ *
+ * Unless you and Broadcom execute a separate written software license
+ * agreement governing use of this software, this software is licensed to you
+ * under the terms of the GNU General Public License version 2, available
+ * at http://www.gnu.org/licenses/old-licenses/gpl-2.0.html (the "GPL").
+ *
+ * Notwithstanding the above, under no circumstances may you combine this
+ * software in any way with any other Broadcom software provided under a
+ * license other than the GPL, without Broadcom's express prior written
+ * consent.
+ *
+ * Written by Yaniv Rosner
+ *
+ */
+
+#ifndef BNX2X_LINK_H
+#define BNX2X_LINK_H
+
+
+
+/***********************************************************/
+/* Defines */
+/***********************************************************/
+#define DEFAULT_PHY_DEV_ADDR 3
+
+
+
+#define FLOW_CTRL_AUTO PORT_FEATURE_FLOW_CONTROL_AUTO
+#define FLOW_CTRL_TX PORT_FEATURE_FLOW_CONTROL_TX
+#define FLOW_CTRL_RX PORT_FEATURE_FLOW_CONTROL_RX
+#define FLOW_CTRL_BOTH PORT_FEATURE_FLOW_CONTROL_BOTH
+#define FLOW_CTRL_NONE PORT_FEATURE_FLOW_CONTROL_NONE
+
+#define SPEED_AUTO_NEG 0
+#define SPEED_12000 12000
+#define SPEED_12500 12500
+#define SPEED_13000 13000
+#define SPEED_15000 15000
+#define SPEED_16000 16000
+
+
+/***********************************************************/
+/* Structs */
+/***********************************************************/
+/* Inputs parameters to the CLC */
+struct link_params {
+
+ u8 port;
+
+ /* Default / User Configuration */
+ u8 loopback_mode;
+#define LOOPBACK_NONE 0
+#define LOOPBACK_EMAC 1
+#define LOOPBACK_BMAC 2
+#define LOOPBACK_XGXS_10 3
+#define LOOPBACK_EXT_PHY 4
+
+ u16 req_duplex;
+ u16 req_flow_ctrl;
+ u16 req_line_speed; /* Also determine AutoNeg */
+
+ /* Device parameters */
+ u8 mac_addr[6];
+ u16 mtu;
+
+
+ /* shmem parameters */
+ u32 shmem_base;
+ u32 speed_cap_mask;
+ u32 switch_cfg;
+#define SWITCH_CFG_1G PORT_FEATURE_CON_SWITCH_1G_SWITCH
+#define SWITCH_CFG_10G PORT_FEATURE_CON_SWITCH_10G_SWITCH
+#define SWITCH_CFG_AUTO_DETECT PORT_FEATURE_CON_SWITCH_AUTO_DETECT
+
+ u16 hw_led_mode; /* part of the hw_config read from the shmem */
+ u32 serdes_config;
+ u32 lane_config;
+ u32 ext_phy_config;
+#define XGXS_EXT_PHY_TYPE(ext_phy_config) (ext_phy_config & \
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK)
+#define SERDES_EXT_PHY_TYPE(ext_phy_config) (ext_phy_config & \
+ PORT_HW_CFG_SERDES_EXT_PHY_TYPE_MASK)
+ /* Phy register parameter */
+ u32 chip_id;
+
+ /* phy_addr populated by the CLC */
+ u8 phy_addr;
+ /* Device pointer passed to all callback functions */
+ struct bnx2x *bp;
+};
+
+/* Output parameters */
+struct link_vars {
+ u8 phy_link_up; /* internal phy link indication */
+ u8 link_up;
+ u16 duplex;
+ u16 flow_ctrl;
+ u32 ieee_fc;
+ u8 mac_type;
+
+#define MAC_TYPE_NONE 0
+#define MAC_TYPE_EMAC 1
+#define MAC_TYPE_BMAC 2
+ u16 line_speed;
+ u32 autoneg;
+#define AUTO_NEG_DISABLED 0x0
+#define AUTO_NEG_ENABLED 0x1
+#define AUTO_NEG_COMPLETE 0x2
+#define AUTO_NEG_PARALLEL_DETECTION_USED 0x3
+
+ u8 phy_flags;
+
+ /* The same definitions as the shmem parameter */
+ u32 link_status;
+};
+
+/***********************************************************/
+/* Functions */
+/***********************************************************/
+
+/* Initialize the phy */
+u8 bnx2x_phy_init(struct link_params *input, struct link_vars *output);
+
+/* Reset the link. Should be called when driver or interface goes down */
+u8 bnx2x_link_reset(struct link_params *params, struct link_vars *vars);
+
+/* bnx2x_link_update should be called upon link interrupt */
+u8 bnx2x_link_update(struct link_params *input, struct link_vars *output);
+
+/* use the following cl45 functions to read/write from external_phy
+ In order to use it to read/write internal phy registers, use
+ DEFAULT_PHY_DEV_ADDR as devad, and (_bank + (_addr & 0xf)) as
+ Use ext_phy_type of 0 in case of cl22 over cl45
+ the register */
+u8 bnx2x_cl45_read(struct bnx2x *bp, u8 port, u32 ext_phy_type,
+ u8 phy_addr, u8 devad, u16 reg, u16 *ret_val);
+
+u8 bnx2x_cl45_write(struct bnx2x *bp, u8 port, u32 ext_phy_type,
+ u8 phy_addr, u8 devad, u16 reg, u16 val);
+
+/* Reads the link_status from the shmem,
+ and update the link vars accordinaly */
+void bnx2x_link_status_update(struct link_params *input,
+ struct link_vars *output);
+/* returns string representing the fw_version of the external phy */
+u8 bnx2x_get_ext_phy_fw_version(struct link_params *params, u8 driver_loaded,
+ u8 *version, u16 len);
+
+/* Set/Unset the led
+ Basically, the CLC takes care of the led for the link, but in case one needs
+ to set/unset the led unnatually, set the "mode" to LED_MODE_OPER to
+ blink the led, and LED_MODE_OFF to set the led off.*/
+u8 bnx2x_set_led(struct bnx2x *bp, u8 port, u8 mode, u32 speed,
+ u16 hw_led_mode, u32 chip_id);
+#define LED_MODE_OFF 0
+#define LED_MODE_OPER 2
+
+u8 bnx2x_override_led_value(struct bnx2x *bp, u8 port, u32 led_idx, u32 value);
+
+u8 bnx2x_flash_download(struct bnx2x *bp, u8 port, u32 ext_phy_config,
+ u8 driver_loaded, char data[], u32 size);
+/* Get the actual link status. In case it returns 0, link is up,
+ otherwise link is down*/
+u8 bnx2x_test_link(struct link_params *input, struct link_vars *vars);
+
+
+#endif /* BNX2X_LINK_H */
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-29 00:55:09 +0000