bnx2x_link.c 156.4 KB
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/* Copyright 2008-2009 Broadcom Corporation
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 *
 * 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 "bnx2x_reg.h"
#include "bnx2x_fw_defs.h"
#include "bnx2x_hsi.h"
#include "bnx2x_link.h"
#include "bnx2x.h"

/********************************************************/
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#define ETH_HLEN			14
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#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

/***********************************************************/
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/*			Shortcut definitions		   */
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/***********************************************************/

#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
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#define AUTONEG_BAM 		SHARED_HW_CFG_AN_ENABLE_BAM
#define AUTONEG_PARALLEL \
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				SHARED_HW_CFG_AN_ENABLE_PARALLEL_DETECTION
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#define AUTONEG_SGMII_FIBER_AUTODET \
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				SHARED_HW_CFG_AN_EN_SGMII_FIBER_AUTO_DETECT
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#define AUTONEG_REMOTE_PHY	SHARED_HW_CFG_AN_ENABLE_REMOTE_PHY
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#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

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/* */
#define SFP_EEPROM_CON_TYPE_ADDR		0x2
	#define SFP_EEPROM_CON_TYPE_VAL_LC 		0x7
	#define SFP_EEPROM_CON_TYPE_VAL_COPPER	0x21

#define SFP_EEPROM_FC_TX_TECH_ADDR		0x8
	#define SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE 0x4
	#define SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE	 0x8
#define SFP_EEPROM_VENDOR_NAME_ADDR		0x14
#define SFP_EEPROM_VENDOR_NAME_SIZE 	16
#define SFP_EEPROM_OPTIONS_ADDR 		0x40
	#define SFP_EEPROM_OPTIONS_LINEAR_RX_OUT_MASK 0x1
#define SFP_EEPROM_OPTIONS_SIZE 		2

#define SFP_MODULE_TYPE_UNKNOWN 			0x0
#define SFP_MODULE_TYPE_LC   			0x1
#define SFP_MODULE_TYPE_ACTIVE_COPPER_CABLE		0x2
#define SFP_MODULE_TYPE_PASSIVE_COPPER_CABLE	0x3

#define SFP_LIMITING_MODE_VALUE 			0x0044
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/**********************************************************/
/*                     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)

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static void bnx2x_set_serdes_access(struct link_params *params)
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{
	struct bnx2x *bp = params->bp;
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	u32 emac_base = (params->port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
	/* Set Clause 22 */
	REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_ST + params->port*0x10, 1);
	REG_WR(bp, emac_base + EMAC_REG_EMAC_MDIO_COMM, 0x245f8000);
	udelay(500);
	REG_WR(bp, emac_base + EMAC_REG_EMAC_MDIO_COMM, 0x245d000f);
	udelay(500);
	 /* Set Clause 45 */
	REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_ST + params->port*0x10, 0);
}
static void bnx2x_set_phy_mdio(struct link_params *params, u8 phy_flags)
{
	struct bnx2x *bp = params->bp;
	if (phy_flags & PHY_XGXS_FLAG) {
		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);
	} else {
		bnx2x_set_serdes_access(params);

		REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_DEVAD +
			   params->port*0x10,
			   DEFAULT_PHY_DEV_ADDR);
	}
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}

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);
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	EMAC_WR(bp, EMAC_REG_EMAC_MODE, (val | EMAC_MODE_RESET));
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	timeout = 200;
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	do {
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		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--;
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	} while (val & EMAC_MODE_RESET);
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	/* Set mac address */
	val = ((params->mac_addr[0] << 8) |
		params->mac_addr[1]);
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	EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH, val);
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	val = ((params->mac_addr[2] << 24) |
	       (params->mac_addr[3] << 16) |
	       (params->mac_addr[4] << 8) |
		params->mac_addr[5]);
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	EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + 4, val);
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}

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);
	}

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	bnx2x_bits_en(bp, emac_base + EMAC_REG_EMAC_RX_MODE,
		    EMAC_RX_MODE_RESET);
	bnx2x_bits_en(bp, emac_base + EMAC_REG_EMAC_TX_MODE,
		    EMAC_TX_MODE_RESET);
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	if (CHIP_REV_IS_SLOW(bp)) {
		/* config GMII mode */
		val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE);
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		EMAC_WR(bp, EMAC_REG_EMAC_MODE,
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			    (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);
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		if (vars->flow_ctrl & BNX2X_FLOW_CTRL_RX)
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			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,
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			     (EMAC_TX_MODE_EXT_PAUSE_EN |
			      EMAC_TX_MODE_FLOW_EN));
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		if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX)
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			bnx2x_bits_en(bp, emac_base +
				    EMAC_REG_EMAC_TX_MODE,
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				   (EMAC_TX_MODE_EXT_PAUSE_EN |
				    EMAC_TX_MODE_FLOW_EN));
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	}

	/* 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;
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	EMAC_WR(bp, EMAC_REG_EMAC_RX_MODE, val);
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	/* Set Loopback */
	val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE);
	if (lb)
		val |= 0x810;
	else
		val &= ~0x810;
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	EMAC_WR(bp, EMAC_REG_EMAC_MODE, val);
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	/* enable emac */
	REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 1);

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	/* enable emac for jumbo packets */
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	EMAC_WR(bp, EMAC_REG_EMAC_RX_MTU_SIZE,
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		(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;
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	if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX)
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		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;
444
	if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX)
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		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;
471
	if (vars->flow_ctrl & BNX2X_FLOW_CTRL_RX)
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		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;
508
	if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX)
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		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);
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	bnx2x_set_phy_mdio(params, phy_flags);
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}

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)
628
			vars->flow_ctrl |= BNX2X_FLOW_CTRL_TX;
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		else
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			vars->flow_ctrl &= ~BNX2X_FLOW_CTRL_TX;
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		if (vars->link_status & LINK_STATUS_RX_FLOW_CONTROL_ENABLED)
633
			vars->flow_ctrl |= BNX2X_FLOW_CTRL_RX;
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		else
635
			vars->flow_ctrl &= ~BNX2X_FLOW_CTRL_RX;
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		if (vars->phy_flags & PHY_XGXS_FLAG) {
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			if (vars->line_speed &&
			    ((vars->line_speed == SPEED_10) ||
			     (vars->line_speed == SPEED_100))) {
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				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;
666
		vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
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		/* 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];
692
	u32 nig_bmac_enable = REG_RD(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4);
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	/* 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;

	/* 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;
	}

739
	if (flow_ctrl & BNX2X_FLOW_CTRL_RX ||
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	    line_speed == SPEED_10 ||
	    line_speed == SPEED_100 ||
	    line_speed == SPEED_1000 ||
	    line_speed == SPEED_2500) {
		REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 1);
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		/* update threshold */
		REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, 0);
		/* update init credit */
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		init_crd = 778; 	/* (800-18-4) */
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	} else {
		u32 thresh = (ETH_MAX_JUMBO_PACKET_SIZE +
			      ETH_OVREHEAD)/16;
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		REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0);
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		/* update threshold */
		REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, thresh);
		/* update init credit */
		switch (line_speed) {
		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;
}

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static u32 bnx2x_get_emac_base(struct bnx2x *bp, u32 ext_phy_type, u8 port)
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{
	u32 emac_base;
	switch (ext_phy_type) {
	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
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	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
		/* All MDC/MDIO is directed through single EMAC */
		if (REG_RD(bp, NIG_REG_PORT_SWAP))
			emac_base = GRCBASE_EMAC0;
		else
			emac_base = GRCBASE_EMAC1;
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		break;
	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
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		emac_base = (port) ? GRCBASE_EMAC0 : GRCBASE_EMAC1;
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		break;
	default:
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		emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
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		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;
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	u32 mdio_ctrl = bnx2x_get_emac_base(bp, ext_phy_type, port);
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	/* 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
	 */
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	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;

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	u32 mdio_ctrl = bnx2x_get_emac_base(bp, ext_phy_type, port);
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	/* 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
	 */
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	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));

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	bnx2x_set_serdes_access(params);

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	/* 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,
1091
				       u8       	 phy_flags)
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{
	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 */
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	if (vars->line_speed == SPEED_AUTO_NEG)
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		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;
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	if (vars->line_speed == SPEED_AUTO_NEG)
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		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);
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	if (vars->line_speed == SPEED_AUTO_NEG) {
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		/* 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);

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	/* CL73 Autoneg Disabled */
	reg_val = 0;
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	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 */
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static void bnx2x_program_serdes(struct link_params *params,
			       struct link_vars *vars)
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{
	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) */
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	CL45_RD_OVER_CL22(bp, params->port,
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				      params->phy_addr,
				      MDIO_REG_BANK_SERDES_DIGITAL,
				      MDIO_SERDES_DIGITAL_MISC1, &reg_val);
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	/* clearing the speed value before setting the right speed */
	DP(NETIF_MSG_LINK, "MDIO_REG_BANK_SERDES_DIGITAL = 0x%x\n", reg_val);

	reg_val &= ~(MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_MASK |
		     MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_SEL);

	if (!((vars->line_speed == SPEED_1000) ||
	      (vars->line_speed == SPEED_100) ||
	      (vars->line_speed == SPEED_10))) {

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		reg_val |= (MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_156_25M |
			    MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_SEL);
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		if (vars->line_speed == SPEED_10000)
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			reg_val |=
				MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_10G_CX4;
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		if (vars->line_speed == SPEED_13000)
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			reg_val |=
				MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_13G;
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	}

	CL45_WR_OVER_CL22(bp, params->port,
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				      params->phy_addr,
				      MDIO_REG_BANK_SERDES_DIGITAL,
				      MDIO_SERDES_DIGITAL_MISC1, reg_val);
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}

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);
}

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static void bnx2x_calc_ieee_aneg_adv(struct link_params *params, u32 *ieee_fc)
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{
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	*ieee_fc = MDIO_COMBO_IEEE0_AUTO_NEG_ADV_FULL_DUPLEX;
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	/* resolve pause mode and advertisement
	 * Please refer to Table 28B-3 of the 802.3ab-1999 spec */

	switch (params->req_flow_ctrl) {
1304 1305
	case BNX2X_FLOW_CTRL_AUTO:
		if (params->req_fc_auto_adv == BNX2X_FLOW_CTRL_BOTH) {
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			*ieee_fc |=
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			     MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH;
		} else {
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			*ieee_fc |=
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		       MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC;
		}
		break;
1313
	case BNX2X_FLOW_CTRL_TX:
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		*ieee_fc |=
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		       MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC;
		break;

1318 1319
	case BNX2X_FLOW_CTRL_RX:
	case BNX2X_FLOW_CTRL_BOTH:
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		*ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH;
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		break;

1323
	case BNX2X_FLOW_CTRL_NONE:
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	default:
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		*ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE;
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		break;
	}
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}
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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 */
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	CL45_WR_OVER_CL22(bp, params->port,
			      params->phy_addr,
			      MDIO_REG_BANK_COMBO_IEEE0,
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			      MDIO_COMBO_IEEE0_AUTO_NEG_ADV, (u16)ieee_fc);
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}

static void bnx2x_restart_autoneg(struct link_params *params)
{
	struct bnx2x *bp = params->bp;
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	u16 mii_control;
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	DP(NETIF_MSG_LINK, "bnx2x_restart_autoneg\n");
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	/* Enable and restart BAM/CL37 aneg */
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	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));
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}

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static void bnx2x_initialize_sgmii_process(struct link_params *params,
					 struct link_vars *vars)
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{
	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 */
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	if (!(vars->line_speed == SPEED_AUTO_NEG)) {
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		/* 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);

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		switch (vars->line_speed) {
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		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 */
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			DP(NETIF_MSG_LINK, "Invalid line_speed 0x%x\n",
				  vars->line_speed);
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			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)
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{						/*  LD	    LP	 */
	switch (pause_result) { 		/* ASYM P ASYM P */
	case 0xb:       			/*   1  0   1  1 */
1448
		vars->flow_ctrl = BNX2X_FLOW_CTRL_TX;
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		break;

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	case 0xe:       			/*   1  1   1  0 */
1452
		vars->flow_ctrl = BNX2X_FLOW_CTRL_RX;
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		break;

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	case 0x5:       			/*   0  1   0  1 */
	case 0x7:       			/*   0  1   1  1 */
	case 0xd:       			/*   1  1   0  1 */
	case 0xf:       			/*   1  1   1  1 */
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		vars->flow_ctrl = BNX2X_FLOW_CTRL_BOTH;
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		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;
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	u16 ld_pause;	/* local */
	u16 lp_pause;	/* link partner */
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	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);
1516
		if (vars->flow_ctrl == BNX2X_FLOW_CTRL_NONE &&
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		     ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073) {
			bnx2x_cl45_read(bp, port,
				      ext_phy_type,
				      ext_phy_addr,
				      MDIO_AN_DEVAD,
				      MDIO_AN_REG_CL37_FC_LD, &ld_pause);

			bnx2x_cl45_read(bp, port,
				      ext_phy_type,
				      ext_phy_addr,
				      MDIO_AN_DEVAD,
				      MDIO_AN_REG_CL37_FC_LP, &lp_pause);
			pause_result = (ld_pause &
				MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 5;
			pause_result |= (lp_pause &
				MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 7;

			bnx2x_pause_resolve(vars, pause_result);
			DP(NETIF_MSG_LINK, "Ext PHY CL37 pause result 0x%x \n",
				 pause_result);
		}
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	}
	return ret;
}


static void bnx2x_flow_ctrl_resolve(struct link_params *params,
				  struct link_vars *vars,
				  u32 gp_status)
{
	struct bnx2x *bp = params->bp;
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	u16 ld_pause;   /* local driver */
	u16 lp_pause;   /* link partner */
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	u16 pause_result;

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	vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
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	/* resolve from gp_status in case of AN complete and not sgmii */
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	if ((params->req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) &&
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	    (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);
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	} else if ((params->req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) &&
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		   (bnx2x_ext_phy_resove_fc(params, vars))) {
		return;
	} else {
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		if (params->req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO)
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			vars->flow_ctrl = params->req_fc_auto_adv;
		else
			vars->flow_ctrl = params->req_flow_ctrl;
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	}
	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;
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	u16 new_line_speed;
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	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:
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			new_line_speed = SPEED_10;
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			if (vars->duplex == DUPLEX_FULL)
				vars->link_status |= LINK_10TFD;
			else
				vars->link_status |= LINK_10THD;
			break;

		case GP_STATUS_100M:
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			new_line_speed = SPEED_100;
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			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:
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			new_line_speed = SPEED_1000;
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			if (vars->duplex == DUPLEX_FULL)
				vars->link_status |= LINK_1000TFD;
			else
				vars->link_status |= LINK_1000THD;
			break;

		case GP_STATUS_2_5G:
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			new_line_speed = SPEED_2500;
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			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:
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			new_line_speed = SPEED_10000;
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			vars->link_status |= LINK_10GTFD;
			break;

		case GP_STATUS_12G_HIG:
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			new_line_speed = SPEED_12000;
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			vars->link_status |= LINK_12GTFD;
			break;

		case GP_STATUS_12_5G:
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			new_line_speed = SPEED_12500;
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			vars->link_status |= LINK_12_5GTFD;
			break;

		case GP_STATUS_13G:
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			new_line_speed = SPEED_13000;
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			vars->link_status |= LINK_13GTFD;
			break;

		case GP_STATUS_15G:
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			new_line_speed = SPEED_15000;
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			vars->link_status |= LINK_15GTFD;
			break;

		case GP_STATUS_16G:
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			new_line_speed = SPEED_16000;
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			vars->link_status |= LINK_16GTFD;
			break;

		default:
			DP(NETIF_MSG_LINK,
				  "link speed unsupported gp_status 0x%x\n",
				  gp_status);
		return -EINVAL;
			break;
		}

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		/* Upon link speed change set the NIG into drain mode.
		Comes to deals with possible FIFO glitch due to clk change
		when speed is decreased without link down indicator */
		if (new_line_speed != vars->line_speed) {
			REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE
				    + params->port*4, 0);
			msleep(1);
		}
		vars->line_speed = new_line_speed;
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		vars->link_status |= LINK_STATUS_SERDES_LINK;

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		if ((params->req_line_speed == SPEED_AUTO_NEG) &&
		    ((XGXS_EXT_PHY_TYPE(params->ext_phy_config) ==
		     PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) ||
		    (XGXS_EXT_PHY_TYPE(params->ext_phy_config) ==
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		     PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) ||
		    (XGXS_EXT_PHY_TYPE(params->ext_phy_config) ==
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		     PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) ||
		     (XGXS_EXT_PHY_TYPE(params->ext_phy_config) ==
		     PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481))) {
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			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;

		}
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		if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX)
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			vars->link_status |=
				LINK_STATUS_TX_FLOW_CONTROL_ENABLED;
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		if (vars->flow_ctrl & BNX2X_FLOW_CTRL_RX)
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			vars->link_status |=
				LINK_STATUS_RX_FLOW_CONTROL_ENABLED;
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	} else { /* link_down */
		DP(NETIF_MSG_LINK, "phy link down\n");

		vars->phy_link_up = 0;
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		vars->duplex = DUPLEX_FULL;
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		vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
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		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;
}

/*****************************************************************************/
1839
/*      		     External Phy section       		     */
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/*****************************************************************************/
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static void bnx2x_hw_reset(struct bnx2x *bp, u8 port)
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{
	bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
1844
		       MISC_REGISTERS_GPIO_OUTPUT_LOW, port);
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	msleep(1);
	bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
1847
		      MISC_REGISTERS_GPIO_OUTPUT_HIGH, port);
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}

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,
1876 1877
				      MISC_REGISTERS_GPIO_OUTPUT_HIGH,
					  params->port);
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			/* HW reset */
1880
			bnx2x_hw_reset(bp, params->port);
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			bnx2x_cl45_write(bp, params->port,
				       ext_phy_type,
				       ext_phy_addr,
				       MDIO_PMA_DEVAD,
				       MDIO_PMA_REG_CTRL, 0xa040);
			break;
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		case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:

			/* Restore normal power mode*/
			bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
					  MISC_REGISTERS_GPIO_OUTPUT_HIGH,
					  params->port);

			bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
					  MISC_REGISTERS_GPIO_OUTPUT_HIGH,
					  params->port);

			bnx2x_cl45_write(bp, params->port,
				       ext_phy_type,
				       ext_phy_addr,
				       MDIO_PMA_DEVAD,
				       MDIO_PMA_REG_CTRL,
				       1<<15);

			break;
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		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,
1911 1912
				      MISC_REGISTERS_GPIO_OUTPUT_HIGH,
					  params->port);
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			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,
1930 1931
				      MISC_REGISTERS_GPIO_OUTPUT_HIGH,
					  params->port);
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			bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
1934 1935
				      MISC_REGISTERS_GPIO_OUTPUT_HIGH,
					  params->port);
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			DP(NETIF_MSG_LINK, "XGXS 8073\n");
			}
			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,
1946 1947
				      MISC_REGISTERS_GPIO_OUTPUT_HIGH,
					  params->port);
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			/* HW reset */
1950
			bnx2x_hw_reset(bp, params->port);
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			break;

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		case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481:

			/* Restore normal power mode*/
			bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
				      MISC_REGISTERS_GPIO_OUTPUT_HIGH,
					  params->port);

			/* HW reset */
			bnx2x_hw_reset(bp, params->port);

			bnx2x_cl45_write(bp, params->port,
				       ext_phy_type,
				       ext_phy_addr,
				       MDIO_PMA_DEVAD,
				       MDIO_PMA_REG_CTRL,
				       1<<15);
			break;
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		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");
1990
			bnx2x_hw_reset(bp, params->port);
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			break;

		default:
			DP(NETIF_MSG_LINK,
				 "BAD SerDes ext_phy_config 0x%x\n",
				 params->ext_phy_config);
			break;
		}
	}
}

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static void bnx2x_save_spirom_version(struct bnx2x *bp, u8 port,
				    u32 shmem_base, u32 spirom_ver)
{
	DP(NETIF_MSG_LINK, "FW version 0x%x:0x%x\n",
		 (u16)(spirom_ver>>16), (u16)spirom_ver);
	REG_WR(bp, shmem_base +
		   offsetof(struct shmem_region,
			    port_mb[port].ext_phy_fw_version),
			spirom_ver);
}

static void bnx2x_save_bcm_spirom_ver(struct bnx2x *bp, u8 port,
				    u32 ext_phy_type, u8 ext_phy_addr,
				    u32 shmem_base)
{
	u16 fw_ver1, fw_ver2;
	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);
	bnx2x_save_spirom_version(bp, port, shmem_base,
				(u32)(fw_ver1<<16 | fw_ver2));
}

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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);

	/* 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);

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	bnx2x_save_bcm_spirom_ver(bp, port,
				ext_phy_type,
				ext_phy_addr,
				params->shmem_base);
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}

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;

}

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static void bnx2x_bcm8073_external_rom_boot(struct bnx2x *bp, u8 port,
E
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					  u8 ext_phy_addr, u32 shmem_base)
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{
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	/* Boot port from external ROM  */
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	/* EDC grst */
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	bnx2x_cl45_write(bp, port,
		       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
		       ext_phy_addr,
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		       MDIO_PMA_DEVAD,
		       MDIO_PMA_REG_GEN_CTRL,
		       0x0001);

	/* ucode reboot and rst */
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	bnx2x_cl45_write(bp, port,
		       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
		       ext_phy_addr,
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		       MDIO_PMA_DEVAD,
		       MDIO_PMA_REG_GEN_CTRL,
		       0x008c);

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	bnx2x_cl45_write(bp, port,
		       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
		       ext_phy_addr,
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		       MDIO_PMA_DEVAD,
		       MDIO_PMA_REG_MISC_CTRL1, 0x0001);

	/* Reset internal microprocessor */
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	bnx2x_cl45_write(bp, port,
		       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
		       ext_phy_addr,
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		       MDIO_PMA_DEVAD,
		       MDIO_PMA_REG_GEN_CTRL,
		       MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET);

	/* Release srst bit */
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	bnx2x_cl45_write(bp, port,
		       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
		       ext_phy_addr,
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		       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 */
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	bnx2x_cl45_write(bp, port,
		       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
		       ext_phy_addr,
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		       MDIO_PMA_DEVAD,
		       MDIO_PMA_REG_MISC_CTRL1, 0x0000);

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	bnx2x_save_bcm_spirom_ver(bp, port,
				PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
				ext_phy_addr,
				shmem_base);
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}
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static void bnx2x_bcm8726_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);

	/* Need to wait 100ms after reset */
	msleep(100);

	/* Set serial boot control for external load */
	bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
		       MDIO_PMA_DEVAD,
		       MDIO_PMA_REG_MISC_CTRL1, 0x0001);

	/* Micro controller re-boot */
	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 soft reset */
	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);

	/* Clear soft reset.
	Will automatically reset micro-controller re-boot */
	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 microcode load */
	msleep(100);

	/* Disable serial boot control, tristates pins SS_N, SCK, MOSI, MISO */
	bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
		       MDIO_PMA_DEVAD,
		       MDIO_PMA_REG_MISC_CTRL1, 0x0000);

	msleep(200);
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	bnx2x_save_bcm_spirom_ver(bp, port,
				ext_phy_type,
				ext_phy_addr,
				params->shmem_base);
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}

static void bnx2x_bcm8726_set_transmitter(struct bnx2x *bp, u8 port,
					u8 ext_phy_addr, u8 tx_en)
{
	u16 val;
	DP(NETIF_MSG_LINK, "Setting transmitter tx_en=%x for port %x\n",
		 tx_en, port);
	/* Disable/Enable transmitter ( TX laser of the SFP+ module.)*/
	bnx2x_cl45_read(bp, port,
		      PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726,
		      ext_phy_addr,
		      MDIO_PMA_DEVAD,
		      MDIO_PMA_REG_PHY_IDENTIFIER,
		      &val);

	if (tx_en)
		val &= ~(1<<15);
	else
		val |= (1<<15);

	bnx2x_cl45_write(bp, port,
		       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726,
		       ext_phy_addr,
		       MDIO_PMA_DEVAD,
		       MDIO_PMA_REG_PHY_IDENTIFIER,
		       val);
}


static u8 bnx2x_read_sfp_module_eeprom(struct link_params *params, u16 addr,
				     u8 byte_cnt, u8 *o_buf) {
	struct bnx2x *bp = params->bp;
	u16 val, i;
	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);
	if (byte_cnt > 16) {
		DP(NETIF_MSG_LINK, "Reading from eeprom is"
			    " is limited to 0xf\n");
		return -EINVAL;
	}
	/* Set the read command byte count */
	bnx2x_cl45_write(bp, port,
		       ext_phy_type,
		       ext_phy_addr,
		       MDIO_PMA_DEVAD,
		       MDIO_PMA_REG_8726_TWO_WIRE_BYTE_CNT,
		       (byte_cnt | 0xa000));

	/* Set the read command address */
	bnx2x_cl45_write(bp, port,
		       ext_phy_type,
		       ext_phy_addr,
		       MDIO_PMA_DEVAD,
		       MDIO_PMA_REG_8726_TWO_WIRE_MEM_ADDR,
		       addr);

	/* Activate read command */
	bnx2x_cl45_write(bp, port,
		       ext_phy_type,
		       ext_phy_addr,
		       MDIO_PMA_DEVAD,
		       MDIO_PMA_REG_8726_TWO_WIRE_CTRL,
		       0x2c0f);

	/* Wait up to 500us for command complete status */
	for (i = 0; i < 100; i++) {
		bnx2x_cl45_read(bp, port,
			      ext_phy_type,
			      ext_phy_addr,
			      MDIO_PMA_DEVAD,
			      MDIO_PMA_REG_8726_TWO_WIRE_CTRL, &val);
		if ((val & MDIO_PMA_REG_8726_TWO_WIRE_CTRL_STATUS_MASK) ==
		    MDIO_PMA_REG_8726_TWO_WIRE_STATUS_COMPLETE)
			break;
		udelay(5);
	}

	if ((val & MDIO_PMA_REG_8726_TWO_WIRE_CTRL_STATUS_MASK) !=
		    MDIO_PMA_REG_8726_TWO_WIRE_STATUS_COMPLETE) {
		DP(NETIF_MSG_LINK,
			 "Got bad status 0x%x when reading from SFP+ EEPROM\n",
			 (val & MDIO_PMA_REG_8726_TWO_WIRE_CTRL_STATUS_MASK));
		return -EINVAL;
	}

	/* Read the buffer */
	for (i = 0; i < byte_cnt; i++) {
		bnx2x_cl45_read(bp, port,
			      ext_phy_type,
			      ext_phy_addr,
			      MDIO_PMA_DEVAD,
			      MDIO_PMA_REG_8726_TWO_WIRE_DATA_BUF + i, &val);
		o_buf[i] = (u8)(val & MDIO_PMA_REG_8726_TWO_WIRE_DATA_MASK);
	}

	for (i = 0; i < 100; i++) {
		bnx2x_cl45_read(bp, port,
			      ext_phy_type,
			      ext_phy_addr,
			      MDIO_PMA_DEVAD,
			      MDIO_PMA_REG_8726_TWO_WIRE_CTRL, &val);
		if ((val & MDIO_PMA_REG_8726_TWO_WIRE_CTRL_STATUS_MASK) ==
		    MDIO_PMA_REG_8726_TWO_WIRE_STATUS_IDLE)
			return 0;;
		msleep(1);
	}
	return -EINVAL;
}


static u8 bnx2x_get_sfp_module_type(struct link_params *params,
				  u8 *module_type)
{
	struct bnx2x *bp = params->bp;
	u8 val;
	*module_type = SFP_MODULE_TYPE_UNKNOWN;

	/* First check for copper cable */
	if (bnx2x_read_sfp_module_eeprom(params,
				       SFP_EEPROM_CON_TYPE_ADDR,
				       1,
				       &val) != 0) {
		DP(NETIF_MSG_LINK, "Failed to read from SFP+ module EEPROM");
		return -EINVAL;
	}

	switch (val) {
	case SFP_EEPROM_CON_TYPE_VAL_COPPER:
	{
		u8 copper_module_type;
		/* Check if its active cable( includes SFP+ module)
		of passive cable*/
		if (bnx2x_read_sfp_module_eeprom(params,
					       SFP_EEPROM_FC_TX_TECH_ADDR,
					       1,
					       &copper_module_type) !=
		    0) {
			DP(NETIF_MSG_LINK,
				"Failed to read copper-cable-type"
				" from SFP+ EEPROM\n");
			return -EINVAL;
		}

		if (copper_module_type &
		    SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE) {
			DP(NETIF_MSG_LINK, "Active Copper cable detected\n");
			*module_type = SFP_MODULE_TYPE_ACTIVE_COPPER_CABLE;
		} else if (copper_module_type &
			SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE) {
				DP(NETIF_MSG_LINK, "Passive Copper"
					    " cable detected\n");
				*module_type =
				      SFP_MODULE_TYPE_PASSIVE_COPPER_CABLE;
		} else {
			DP(NETIF_MSG_LINK, "Unknown copper-cable-"
				     "type 0x%x !!!\n", copper_module_type);
			return -EINVAL;
		}
		break;
	}
	case SFP_EEPROM_CON_TYPE_VAL_LC:
		DP(NETIF_MSG_LINK, "Optic module detected\n");
		*module_type = SFP_MODULE_TYPE_LC;
		break;

	default:
		DP(NETIF_MSG_LINK, "Unable to determine module type 0x%x !!!\n",
			 val);
		return -EINVAL;
	}
	return 0;
}


/* This function read the relevant field from the module ( SFP+ ),
	and verify it is compliant with this board */
static u8 bnx2x_verify_sfp_module(struct link_params *params,
				u8 module_type)
{
	struct bnx2x *bp = params->bp;
	u8 *str_p, *tmp_buf;
	u16 i;

#define COMPLIANCE_STR_CNT 6
	u8 *compliance_str[] = {"Broadcom", "JDSU", "Molex Inc", "PICOLIGHT",
		"FINISAR CORP.   ", "Amphenol"};
	u8 buf[SFP_EEPROM_VENDOR_NAME_SIZE];
	/* Passive Copper cables are allowed to participate,
	since the module is hardwired to the copper cable */

	if (!(params->feature_config_flags &
	     FEATURE_CONFIG_MODULE_ENFORCMENT_ENABLED)) {
		DP(NETIF_MSG_LINK, "NOT enforcing module verification\n");
		return 0;
	}

	if (module_type != SFP_MODULE_TYPE_LC) {
		DP(NETIF_MSG_LINK, "No need to verify copper cable\n");
		return 0;
	}

	/* In case of non copper cable or Active copper cable,
		verify that the SFP+ module is compliant with this board*/
	if (bnx2x_read_sfp_module_eeprom(params,
				       SFP_EEPROM_VENDOR_NAME_ADDR,
				       SFP_EEPROM_VENDOR_NAME_SIZE,
				       buf) != 0) {
		DP(NETIF_MSG_LINK, "Failed to read Vendor-Name from"
			    " module EEPROM\n");
		return -EINVAL;
	}
	for (i = 0; i < COMPLIANCE_STR_CNT; i++) {
		str_p = compliance_str[i];
		tmp_buf = buf;
		while (*str_p) {
			if ((u8)(*tmp_buf) != (u8)(*str_p))
				break;
			str_p++;
			tmp_buf++;
		}

		if (!(*str_p)) {
			DP(NETIF_MSG_LINK, "SFP+ Module verified, "
				     "index=%x\n", i);
			return 0;
		}
	}
	DP(NETIF_MSG_LINK, "Incompliant SFP+ module. Disable module !!!\n");
	return -EINVAL;
}


static u8 bnx2x_bcm8726_set_limiting_mode(struct link_params *params,
					u8 module_type)
{
	struct bnx2x *bp = params->bp;
	u8 port = params->port;
	u8 options[SFP_EEPROM_OPTIONS_SIZE];
	u8 limiting_mode;
	u8 ext_phy_addr = ((params->ext_phy_config &
			    PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
			   PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);

	if (bnx2x_read_sfp_module_eeprom(params,
				       SFP_EEPROM_OPTIONS_ADDR,
				       SFP_EEPROM_OPTIONS_SIZE,
				       options) != 0) {
		DP(NETIF_MSG_LINK, "Failed to read Option field from"
			    " module EEPROM\n");
		return -EINVAL;
	}
	limiting_mode = !(options[0] &
			  SFP_EEPROM_OPTIONS_LINEAR_RX_OUT_MASK);
	if (limiting_mode &&
	    (module_type != SFP_MODULE_TYPE_PASSIVE_COPPER_CABLE)) {
		DP(NETIF_MSG_LINK,
			 "Module options = 0x%x.Setting LIMITING MODE\n",
			 options[0]);
		bnx2x_cl45_write(bp, port,
			       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726,
			       ext_phy_addr,
			       MDIO_PMA_DEVAD,
			       MDIO_PMA_REG_ROM_VER2,
			       SFP_LIMITING_MODE_VALUE);
	} else { /* LRM mode ( default )*/
		u16 cur_limiting_mode;
		DP(NETIF_MSG_LINK, "Module options = 0x%x.Setting LRM MODE\n",
			 options[0]);

		bnx2x_cl45_read(bp, port,
			       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726,
			       ext_phy_addr,
			       MDIO_PMA_DEVAD,
			       MDIO_PMA_REG_ROM_VER2,
			       &cur_limiting_mode);

		/* Changing to LRM mode takes quite few seconds.
		So do it only if current mode is limiting
		( default is LRM )*/
		if (cur_limiting_mode != SFP_LIMITING_MODE_VALUE)
			return 0;

		bnx2x_cl45_write(bp, port,
			       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726,
			       ext_phy_addr,
			       MDIO_PMA_DEVAD,
			       MDIO_PMA_REG_LRM_MODE,
			       0);
		bnx2x_cl45_write(bp, port,
			       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726,
			       ext_phy_addr,
			       MDIO_PMA_DEVAD,
			       MDIO_PMA_REG_ROM_VER2,
			       0x128);
		bnx2x_cl45_write(bp, port,
			       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726,
			       ext_phy_addr,
			       MDIO_PMA_DEVAD,
			       MDIO_PMA_REG_MISC_CTRL0,
			       0x4008);
		bnx2x_cl45_write(bp, port,
			       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726,
			       ext_phy_addr,
			       MDIO_PMA_DEVAD,
			       MDIO_PMA_REG_LRM_MODE,
			       0xaaaa);
	}
	return 0;
}

static u8 bnx2x_wait_for_sfp_module_initialized(struct link_params *params)
{
	u8 val;
	struct bnx2x *bp = params->bp;
	u16 timeout;
	/* Initialization time after hot-plug may take up to 300ms for some
	phys type ( e.g. JDSU ) */
	for (timeout = 0; timeout < 60; timeout++) {
		if (bnx2x_read_sfp_module_eeprom(params, 1, 1, &val)
		    == 0) {
			DP(NETIF_MSG_LINK, "SFP+ module initialization "
				     "took %d ms\n", timeout * 5);
			return 0;
		}
		msleep(5);
	}
	return -EINVAL;
}

static u8 bnx2x_sfp_module_detection(struct link_params *params)
{
	struct bnx2x *bp = params->bp;
	u8 module_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);
	u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);

	if (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) {
		DP(NETIF_MSG_LINK, "Module detection is not required "
			    "for this phy\n");
		return 0;
	}

	DP(NETIF_MSG_LINK, "SFP+ module plugged in/out detected on port %d\n",
		 params->port);

	if (bnx2x_get_sfp_module_type(params,
				    &module_type) != 0) {
		DP(NETIF_MSG_LINK, "Failed to get valid module type\n");
		if (!(params->feature_config_flags &
		      FEATURE_CONFIG_MODULE_ENFORCMENT_ENABLED)) {
			/* In case module detection is disabled, it trys to
			link up. The issue that can happen here is LRM /
			LIMITING mode which set according to the module-type*/
			DP(NETIF_MSG_LINK, "Unable to read module-type."
				    "Probably due to Bit Stretching."
				    " Proceeding...\n");
		} else {
			return -EINVAL;
		}
	} else if (bnx2x_verify_sfp_module(params, module_type) !=
		   0) {
		/* check SFP+ module compatibility */
		DP(NETIF_MSG_LINK, "Module verification failed!!\n");
		/* Turn on fault module-detected led */
		bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
				  MISC_REGISTERS_GPIO_HIGH,
				  params->port);
		return -EINVAL;
	}

	/* Turn off fault module-detected led */
	bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
			  MISC_REGISTERS_GPIO_LOW,
			  params->port);

	/* Check and set limiting mode / LRM mode */
	if (bnx2x_bcm8726_set_limiting_mode(params, module_type)
	     != 0) {
		DP(NETIF_MSG_LINK, "Setting limiting mode failed!!\n");
		return -EINVAL;
	}

	/* Enable transmit for this module */
	bnx2x_bcm8726_set_transmitter(bp, params->port,
				    ext_phy_addr, 1);
	return 0;
}

void bnx2x_handle_module_detect_int(struct link_params *params)
{
	struct bnx2x *bp = params->bp;
	u32 gpio_val;
	u8 port = params->port;
	/* Set valid module led off */
	bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
			  MISC_REGISTERS_GPIO_HIGH,
			  params->port);

	/* Get current gpio val refelecting module plugged in / out*/
	gpio_val = bnx2x_get_gpio(bp,  MISC_REGISTERS_GPIO_3, port);

	/* Call the handling function in case module is detected */
	if (gpio_val == 0) {

		bnx2x_set_gpio_int(bp, MISC_REGISTERS_GPIO_3,
				      MISC_REGISTERS_GPIO_INT_OUTPUT_CLR,
				      port);

		if (bnx2x_wait_for_sfp_module_initialized(params)
		    == 0)
			bnx2x_sfp_module_detection(params);
		else
			DP(NETIF_MSG_LINK, "SFP+ module is not initialized\n");
	} else {
		u8 ext_phy_addr = ((params->ext_phy_config &
				    PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
				   PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
		bnx2x_set_gpio_int(bp, MISC_REGISTERS_GPIO_3,
				      MISC_REGISTERS_GPIO_INT_OUTPUT_SET,
				      port);
		/* Module was plugged out. */
		/* Disable transmit for this module */
		bnx2x_bcm8726_set_transmitter(bp, params->port,
					    ext_phy_addr, 0);
	}
}

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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 */
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	bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
		       MDIO_PMA_DEVAD,
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		       MDIO_PMA_REG_CTRL,
		       0x2040);
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	bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
		       MDIO_PMA_DEVAD,
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		       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);
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}
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);
}
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static void bnx2x_8073_set_pause_cl37(struct link_params *params,
				  struct link_vars *vars)
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{
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	struct bnx2x *bp = params->bp;
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	u16 cl37_val;
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	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);

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	bnx2x_cl45_read(bp, params->port,
		      ext_phy_type,
		      ext_phy_addr,
		      MDIO_AN_DEVAD,
		      MDIO_AN_REG_CL37_FC_LD, &cl37_val);

	cl37_val &= ~MDIO_COMBO_IEEE0_AUTO_NEG_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_SYMMETRIC) ==
	    MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC) {
		cl37_val |=  MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC;
	}
	if ((vars->ieee_fc &
	    MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) ==
	    MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) {
		cl37_val |=  MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC;
	}
	if ((vars->ieee_fc &
	    MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) ==
	    MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) {
		cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH;
	}
	DP(NETIF_MSG_LINK,
		 "Ext phy AN advertize cl37 0x%x\n", cl37_val);

	bnx2x_cl45_write(bp, params->port,
		       ext_phy_type,
		       ext_phy_addr,
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		       MDIO_AN_DEVAD,
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		       MDIO_AN_REG_CL37_FC_LD, cl37_val);
	msleep(500);
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}

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;
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	/* Please refer to Table 28B-3 of 802.3ab-1999 spec. */

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	if ((vars->ieee_fc &
	    MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) ==
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	    MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) {
		val |=  MDIO_AN_REG_ADV_PAUSE_ASYMMETRIC;
	}
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	if ((vars->ieee_fc &
	    MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) ==
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	    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);
}

2894 2895 2896 2897 2898 2899 2900 2901 2902 2903 2904 2905 2906 2907 2908 2909 2910 2911 2912 2913 2914 2915 2916 2917 2918 2919 2920 2921 2922 2923 2924 2925 2926

static void bnx2x_init_internal_phy(struct link_params *params,
				struct link_vars *vars)
{
	struct bnx2x *bp = params->bp;
	u8 port = params->port;
	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 (vars->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 */
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			bnx2x_program_serdes(params, vars);
2928 2929 2930 2931 2932 2933 2934 2935 2936

		} 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,
Y
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2937
						       vars->ieee_fc);
2938 2939 2940 2941 2942 2943 2944 2945 2946 2947 2948

			/* enable autoneg */
			bnx2x_set_autoneg(params, vars);

			/* enable and restart AN */
			bnx2x_restart_autoneg(params);
		}

	} else { /* SGMII mode */
		DP(NETIF_MSG_LINK, "SGMII\n");

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		bnx2x_initialize_sgmii_process(params, vars);
2950 2951 2952
	}
}

Y
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2953 2954 2955 2956 2957 2958 2959 2960 2961 2962 2963 2964 2965 2966 2967 2968 2969 2970 2971 2972 2973 2974 2975 2976 2977 2978 2979 2980 2981 2982 2983 2984 2985 2986 2987 2988 2989 2990 2991 2992 2993 2994 2995 2996 2997 2998 2999 3000 3001 3002 3003 3004 3005 3006 3007 3008 3009 3010 3011 3012 3013 3014 3015 3016 3017 3018 3019 3020 3021
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:
			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);
E
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			bnx2x_save_bcm_spirom_ver(bp, params->port,
						ext_phy_type,
						ext_phy_addr,
						params->shmem_base);
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			break;

		case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706:
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3030 3031 3032 3033 3034 3035 3036 3037 3038 3039 3040
			/* Wait until fw is loaded */
			for (cnt = 0; cnt < 100; cnt++) {
				bnx2x_cl45_read(bp, params->port, ext_phy_type,
					      ext_phy_addr, MDIO_PMA_DEVAD,
					      MDIO_PMA_REG_ROM_VER1, &val);
				if (val)
					break;
				msleep(10);
			}
			DP(NETIF_MSG_LINK, "XGXS 8706 is initialized "
				"after %d ms\n", cnt);
Y
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3041 3042 3043 3044 3045 3046 3047 3048 3049 3050 3051 3052 3053 3054 3055 3056 3057 3058 3059 3060 3061 3062 3063 3064 3065 3066 3067 3068 3069 3070 3071 3072 3073 3074 3075 3076 3077 3078 3079 3080 3081
			/* 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,
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3082
					       MDIO_AN_REG_CL37_FC_LP,
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3083 3084 3085 3086 3087 3088 3089 3090 3091 3092 3093 3094 3095 3096 3097 3098 3099 3100 3101 3102 3103 3104 3105 3106
					       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);

			}
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3107 3108 3109 3110
			bnx2x_save_bcm_spirom_ver(bp, params->port,
						ext_phy_type,
						ext_phy_addr,
						params->shmem_base);
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3111
			break;
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3112 3113 3114 3115 3116 3117 3118 3119 3120 3121 3122 3123 3124 3125 3126 3127 3128 3129 3130 3131 3132 3133 3134 3135 3136 3137 3138 3139 3140 3141 3142 3143 3144 3145 3146 3147 3148 3149 3150 3151 3152 3153 3154 3155 3156 3157 3158 3159 3160 3161 3162 3163 3164 3165 3166
		case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
			DP(NETIF_MSG_LINK, "Initializing BCM8726\n");
			bnx2x_bcm8726_external_rom_boot(params);

			/* Need to call module detected on initialization since
			the module detection triggered by actual module
			insertion might occur before driver is loaded, and when
			driver is loaded, it reset all registers, including the
			transmitter */
			bnx2x_sfp_module_detection(params);
			if (params->req_line_speed == SPEED_1000) {
				DP(NETIF_MSG_LINK, "Setting 1G force\n");
				bnx2x_cl45_write(bp, params->port, ext_phy_type,
					       ext_phy_addr, MDIO_PMA_DEVAD,
					       MDIO_PMA_REG_CTRL, 0x40);
				bnx2x_cl45_write(bp, params->port, ext_phy_type,
					       ext_phy_addr, MDIO_PMA_DEVAD,
					       MDIO_PMA_REG_10G_CTRL2, 0xD);
				bnx2x_cl45_write(bp, params->port, ext_phy_type,
					       ext_phy_addr, MDIO_PMA_DEVAD,
					       MDIO_PMA_REG_LASI_CTRL, 0x5);
				bnx2x_cl45_write(bp, params->port, ext_phy_type,
					       ext_phy_addr, MDIO_PMA_DEVAD,
					       MDIO_PMA_REG_RX_ALARM_CTRL,
					       0x400);
			} else if ((params->req_line_speed ==
				    SPEED_AUTO_NEG) &&
				   ((params->speed_cap_mask &
				     PORT_HW_CFG_SPEED_CAPABILITY_D0_1G))) {
				DP(NETIF_MSG_LINK, "Setting 1G clause37 \n");
				bnx2x_cl45_write(bp, params->port, ext_phy_type,
					       ext_phy_addr, MDIO_AN_DEVAD,
					       MDIO_AN_REG_ADV, 0x20);
				bnx2x_cl45_write(bp, params->port, ext_phy_type,
					       ext_phy_addr, MDIO_AN_DEVAD,
					       MDIO_AN_REG_CL37_CL73, 0x040c);
				bnx2x_cl45_write(bp, params->port, ext_phy_type,
					       ext_phy_addr, MDIO_AN_DEVAD,
					       MDIO_AN_REG_CL37_FC_LD, 0x0020);
				bnx2x_cl45_write(bp, params->port, ext_phy_type,
					       ext_phy_addr, MDIO_AN_DEVAD,
					       MDIO_AN_REG_CL37_AN, 0x1000);
				bnx2x_cl45_write(bp, params->port, ext_phy_type,
					       ext_phy_addr, MDIO_AN_DEVAD,
					       MDIO_AN_REG_CTRL, 0x1200);

				/* Enable RX-ALARM control to receive
				interrupt for 1G speed change */
				bnx2x_cl45_write(bp, params->port, ext_phy_type,
					       ext_phy_addr, MDIO_PMA_DEVAD,
					       MDIO_PMA_REG_LASI_CTRL, 0x4);
				bnx2x_cl45_write(bp, params->port, ext_phy_type,
					       ext_phy_addr, MDIO_PMA_DEVAD,
					       MDIO_PMA_REG_RX_ALARM_CTRL,
					       0x400);
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3167

E
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3168 3169 3170 3171 3172 3173
			} else { /* Default 10G. Set only LASI control */
				bnx2x_cl45_write(bp, params->port, ext_phy_type,
					       ext_phy_addr, MDIO_PMA_DEVAD,
					       MDIO_PMA_REG_LASI_CTRL, 1);
			}
			break;
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3174 3175 3176 3177 3178 3179 3180 3181 3182 3183 3184 3185 3186 3187 3188
		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 {
				rx_alarm_ctrl_val = (1<<2);
				lasi_ctrl_val = 0x0004;
			}

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3189 3190 3191 3192 3193 3194 3195 3196 3197 3198 3199 3200 3201 3202 3203 3204
			/* 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_8073_set_pause_cl37(params, vars);
Y
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3205 3206 3207 3208 3209

			if (ext_phy_type ==
			    PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072){
				bnx2x_bcm8072_external_rom_boot(params);
			} else {
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3211 3212 3213 3214 3215
				/* In case of 8073 with long xaui lines,
				don't set the 8073 xaui low power*/
				bnx2x_bcm8073_set_xaui_low_power_mode(params);
			}

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3216 3217 3218 3219 3220 3221
			bnx2x_cl45_read(bp, params->port,
				      ext_phy_type,
				      ext_phy_addr,
				      MDIO_PMA_DEVAD,
				      0xca13,
				      &tmp1);
Y
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3222 3223 3224 3225 3226 3227 3228 3229 3230 3231 3232 3233 3234

			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)
			 */
Y
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3235 3236 3237 3238 3239 3240 3241 3242 3243 3244 3245 3246 3247 3248 3249
			if (params->loopback_mode == LOOPBACK_EXT) {
				bnx2x_bcm807x_force_10G(params);
				DP(NETIF_MSG_LINK,
					"Forced speed 10G on 807X\n");
				break;
			} else {
				bnx2x_cl45_write(bp, params->port,
					       ext_phy_type, ext_phy_addr,
					       MDIO_PMA_DEVAD,
					       MDIO_PMA_REG_BCM_CTRL,
					       0x0002);
			}
			if (params->req_line_speed != SPEED_AUTO_NEG) {
				if (params->req_line_speed == SPEED_10000) {
					val = (1<<7);
Y
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3250 3251 3252 3253 3254 3255 3256 3257 3258 3259 3260 3261 3262 3263
				} 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);

Y
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3264 3265
				/* Note that 2.5G works only when
				used with 1G advertisment */
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3266
				if (params->speed_cap_mask &
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3267 3268
					(PORT_HW_CFG_SPEED_CAPABILITY_D0_1G |
					 PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G))
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3269
					val |= (1<<5);
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3270 3271
				DP(NETIF_MSG_LINK,
					 "807x autoneg val = 0x%x\n", val);
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3272 3273 3274 3275 3276 3277 3278 3279 3280 3281
			}

			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) {
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3282

Y
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3283 3284 3285 3286 3287
				bnx2x_cl45_read(bp, params->port,
					      ext_phy_type,
					      ext_phy_addr,
					      MDIO_AN_DEVAD,
					      0x8329, &tmp1);
Y
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3288 3289 3290 3291 3292 3293 3294

				if (((params->speed_cap_mask &
				      PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G) &&
				     (params->req_line_speed ==
				      SPEED_AUTO_NEG)) ||
				    (params->req_line_speed ==
				     SPEED_2500)) {
Y
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3295 3296 3297 3298 3299 3300 3301
					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);
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3302
					DP(NETIF_MSG_LINK, "Add 2.5G\n");
Y
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3303 3304 3305 3306
					if (phy_ver > 0)
						tmp1 |= 1;
					else
						tmp1 &= 0xfffe;
Y
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3307 3308
				} else {
					DP(NETIF_MSG_LINK, "Disable 2.5G\n");
Y
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3309
					tmp1 &= 0xfffe;
Y
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3310
				}
Y
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3311

Y
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3312 3313 3314 3315
				bnx2x_cl45_write(bp, params->port,
					       ext_phy_type,
					       ext_phy_addr,
					       MDIO_AN_DEVAD,
Y
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3316 3317
					       0x8329, tmp1);
			}
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3318 3319 3320 3321

			/* Add support for CL37 (passive mode) II */

			bnx2x_cl45_read(bp, params->port,
Y
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3322 3323 3324
				       ext_phy_type,
				       ext_phy_addr,
				       MDIO_AN_DEVAD,
Y
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3325 3326 3327
				       MDIO_AN_REG_CL37_FC_LD,
				       &tmp1);

Y
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3328 3329 3330 3331
			bnx2x_cl45_write(bp, params->port,
				       ext_phy_type,
				       ext_phy_addr,
				       MDIO_AN_DEVAD,
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3332 3333 3334 3335
				       MDIO_AN_REG_CL37_FC_LD, (tmp1 |
				       ((params->req_duplex == DUPLEX_FULL) ?
				       0x20 : 0x40)));

Y
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3336 3337 3338 3339 3340 3341 3342 3343 3344
			/* 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);

			if (ext_phy_type ==
			    PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073) {
Y
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3345
				/* The SNR will improve about 2db by changing
Y
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3346 3347
				BW and FEE main tap. Rest commands are executed
				after link is up*/
Y
Yaniv Rosner 已提交
3348
				/*Change FFE main cursor to 5 in EDC register*/
Y
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3349 3350 3351 3352 3353 3354 3355 3356
				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);

Y
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3357 3358 3359 3360 3361 3362 3363
				/* 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);
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3364

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3365 3366 3367 3368 3369 3370 3371
				tmp1 |= (1<<15);

				bnx2x_cl45_write(bp, params->port,
					       ext_phy_type,
					       ext_phy_addr,
					       MDIO_AN_DEVAD,
					       MDIO_AN_REG_ADV2, tmp1);
Y
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			}

			bnx2x_ext_phy_set_pause(params, vars);

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3377 3378
			/* Restart autoneg */
			msleep(500);
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			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:
E
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3391 3392
		{
			u16 fw_ver1, fw_ver2;
Y
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3393 3394 3395 3396 3397 3398 3399 3400 3401 3402 3403 3404 3405 3406 3407 3408 3409 3410 3411 3412 3413 3414 3415 3416 3417 3418 3419 3420 3421
			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);
E
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E
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			/* Save spirom version */
			bnx2x_cl45_read(bp, params->port, ext_phy_type,
				      ext_phy_addr, MDIO_PMA_DEVAD,
				      MDIO_PMA_REG_7101_VER1, &fw_ver1);

			bnx2x_cl45_read(bp, params->port, ext_phy_type,
				      ext_phy_addr, MDIO_PMA_DEVAD,
				      MDIO_PMA_REG_7101_VER2, &fw_ver2);

			bnx2x_save_spirom_version(params->bp, params->port,
						params->shmem_base,
						(u32)(fw_ver1<<16 | fw_ver2));

E
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3436
			break;
E
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3437
		}
E
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3438 3439 3440 3441 3442 3443 3444 3445 3446 3447 3448 3449 3450 3451 3452 3453 3454 3455 3456 3457 3458 3459 3460
		case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481:
			DP(NETIF_MSG_LINK,
				"Setting the BCM8481 LASI control\n");

			bnx2x_cl45_write(bp, params->port,
				       ext_phy_type,
				       ext_phy_addr,
				       MDIO_PMA_DEVAD,
				       MDIO_PMA_REG_LASI_CTRL, 0x1);

			/* 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);

E
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			bnx2x_save_bcm_spirom_ver(bp, params->port,
						ext_phy_type,
						ext_phy_addr,
						params->shmem_base);

Y
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			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 */
3481

Y
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3482 3483 3484 3485 3486 3487 3488 3489 3490 3491 3492 3493 3494 3495 3496 3497 3498 3499 3500 3501 3502
		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,
Y
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3503
				 struct link_vars *vars)
Y
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3504 3505 3506 3507 3508 3509 3510 3511 3512 3513 3514 3515 3516 3517 3518 3519 3520 3521 3522 3523 3524 3525 3526 3527 3528 3529 3530 3531 3532 3533 3534 3535 3536 3537 3538 3539 3540 3541 3542 3543
{
	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);
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			if (ext_phy_link_up)
				vars->line_speed = SPEED_10000;
Y
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3546 3547 3548
			break;

		case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706:
E
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3549 3550 3551
		case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
			DP(NETIF_MSG_LINK, "XGXS 8706/8726\n");
			/* Clear RX Alarm*/
Y
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3552 3553
			bnx2x_cl45_read(bp, params->port, ext_phy_type,
				      ext_phy_addr,
E
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3554 3555 3556
				      MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM,
				      &val2);
			/* clear LASI indication*/
Y
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3557 3558
			bnx2x_cl45_read(bp, params->port, ext_phy_type,
				      ext_phy_addr,
E
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3559 3560 3561 3562 3563 3564 3565 3566
				      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, "8706/8726 LASI status 0x%x-->"
				     "0x%x\n", val1, val2);
Y
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3567 3568 3569

			bnx2x_cl45_read(bp, params->port, ext_phy_type,
				      ext_phy_addr,
E
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3570 3571
				      MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_SD,
				      &rx_sd);
Y
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3572 3573
			bnx2x_cl45_read(bp, params->port, ext_phy_type,
				      ext_phy_addr,
E
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3574 3575
				      MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS,
				      &pcs_status);
Y
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3576 3577
			bnx2x_cl45_read(bp, params->port, ext_phy_type,
				      ext_phy_addr,
E
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3578 3579
				      MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS,
				      &val2);
Y
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3580 3581
			bnx2x_cl45_read(bp, params->port, ext_phy_type,
				      ext_phy_addr,
E
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3582 3583
				      MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS,
				      &val2);
Y
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3584

E
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3585
			DP(NETIF_MSG_LINK, "8706/8726 rx_sd 0x%x"
Y
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3586 3587 3588 3589 3590 3591 3592 3593
			   "  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)));
3594
			if (ext_phy_link_up) {
E
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3595 3596 3597 3598 3599 3600 3601 3602 3603 3604 3605 3606 3607 3608 3609 3610 3611 3612
				if (ext_phy_type ==
				     PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) {
					/* If transmitter is disabled,
					ignore false link up indication */
					bnx2x_cl45_read(bp, params->port,
						   ext_phy_type,
						   ext_phy_addr,
						   MDIO_PMA_DEVAD,
						   MDIO_PMA_REG_PHY_IDENTIFIER,
						   &val1);
					if (val1 & (1<<15)) {
						DP(NETIF_MSG_LINK, "Tx is "
							    "disabled\n");
						ext_phy_link_up = 0;
						break;
					}
				}

3613 3614 3615 3616 3617 3618
				if (val2 & (1<<1))
					vars->line_speed = SPEED_1000;
				else
					vars->line_speed = SPEED_10000;
			}

Y
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3619 3620 3621 3622
			break;
		case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
		case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
		{
Y
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3623 3624
			u16 link_status = 0;
			u16 an1000_status = 0;
Y
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3625 3626 3627 3628 3629 3630 3631 3632 3633 3634 3635 3636 3637 3638 3639 3640 3641 3642 3643 3644 3645 3646 3647 3648 3649 3650 3651
			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);

				DP(NETIF_MSG_LINK,
Y
Yaniv Rosner 已提交
3652 3653
					 "8703 LASI status 0x%x\n",
					  val1);
Y
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3654 3655 3656 3657 3658 3659 3660 3661 3662 3663 3664 3665 3666 3667 3668
			}

			/* 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);
Y
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3669
			/* Clear MSG-OUT */
Y
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3670 3671 3672 3673
			bnx2x_cl45_read(bp, params->port,
				      ext_phy_type,
				      ext_phy_addr,
				      MDIO_PMA_DEVAD,
Y
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3674 3675 3676 3677
				      0xca13,
				      &val1);

			/* Check the LASI */
Y
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3678 3679 3680 3681
			bnx2x_cl45_read(bp, params->port,
				      ext_phy_type,
				      ext_phy_addr,
				      MDIO_PMA_DEVAD,
Y
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3682 3683 3684 3685
				      MDIO_PMA_REG_RX_ALARM, &val2);

			DP(NETIF_MSG_LINK, "KR 0x9003 0x%x\n", val2);

Y
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3686 3687 3688 3689 3690 3691 3692 3693 3694 3695 3696 3697 3698 3699 3700 3701 3702 3703 3704 3705 3706 3707
			/* 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) {
Y
Yaniv Rosner 已提交
3708

Y
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3709
				if (ext_phy_link_up &&
Y
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3710 3711
				    ((params->req_line_speed !=
					SPEED_10000))) {
Y
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3712 3713 3714 3715 3716
					if (bnx2x_bcm8073_xaui_wa(params)
					     != 0) {
						ext_phy_link_up = 0;
						break;
					}
Y
Yaniv Rosner 已提交
3717 3718
				}
				bnx2x_cl45_read(bp, params->port,
Y
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3719 3720
						      ext_phy_type,
						      ext_phy_addr,
Y
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3721
						      MDIO_AN_DEVAD,
Y
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3722 3723
						      0x8304,
						      &an1000_status);
Y
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3724
				bnx2x_cl45_read(bp, params->port,
Y
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3725 3726
						      ext_phy_type,
						      ext_phy_addr,
Y
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3727
						      MDIO_AN_DEVAD,
Y
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3728 3729
						      0x8304,
						      &an1000_status);
Y
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3730

Y
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3731 3732 3733 3734 3735 3736 3737 3738 3739 3740 3741 3742 3743 3744 3745
				/* 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);

Y
Yaniv Rosner 已提交
3746 3747
					ext_phy_link_up = (((val1 & 4) == 4) ||
						(an1000_status & (1<<1)));
Y
Yaniv Rosner 已提交
3748 3749 3750 3751 3752 3753 3754 3755 3756 3757 3758 3759 3760 3761 3762 3763 3764 3765 3766 3767 3768 3769 3770
				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);

Y
Yaniv Rosner 已提交
3771 3772 3773 3774 3775 3776 3777 3778 3779 3780 3781 3782 3783 3784 3785 3786 3787 3788 3789 3790 3791 3792 3793 3794 3795 3796 3797 3798 3799 3800 3801 3802 3803 3804 3805 3806 3807 3808 3809 3810 3811 3812 3813 3814 3815 3816 3817 3818 3819 3820 3821 3822 3823 3824 3825 3826 3827 3828 3829 3830 3831 3832 3833 3834

				}
				bnx2x_cl45_read(bp, params->port,
						      ext_phy_type,
						      ext_phy_addr,
						      MDIO_PMA_DEVAD,
						      0xc820,
						      &link_status);

				/* Bits 0..2 --> speed detected,
				   bits 13..15--> link is down */
				if ((link_status & (1<<2)) &&
				    (!(link_status & (1<<15)))) {
					ext_phy_link_up = 1;
					vars->line_speed = SPEED_10000;
					DP(NETIF_MSG_LINK,
						 "port %x: External link"
						 " up in 10G\n", params->port);
				} else if ((link_status & (1<<1)) &&
					   (!(link_status & (1<<14)))) {
					ext_phy_link_up = 1;
					vars->line_speed = SPEED_2500;
					DP(NETIF_MSG_LINK,
						 "port %x: External link"
						 " up in 2.5G\n", params->port);
				} else if ((link_status & (1<<0)) &&
					   (!(link_status & (1<<13)))) {
					ext_phy_link_up = 1;
					vars->line_speed = SPEED_1000;
					DP(NETIF_MSG_LINK,
						 "port %x: External link"
						 " up in 1G\n", params->port);
				} else {
					ext_phy_link_up = 0;
					DP(NETIF_MSG_LINK,
						 "port %x: External link"
						 " is down\n", params->port);
				}
			} else {
				/* See if 1G link is up for the 8072 */
				bnx2x_cl45_read(bp, params->port,
						      ext_phy_type,
						      ext_phy_addr,
						      MDIO_AN_DEVAD,
						      0x8304,
						      &an1000_status);
				bnx2x_cl45_read(bp, params->port,
						      ext_phy_type,
						      ext_phy_addr,
						      MDIO_AN_DEVAD,
						      0x8304,
						      &an1000_status);
				if (an1000_status & (1<<1)) {
					ext_phy_link_up = 1;
					vars->line_speed = SPEED_1000;
					DP(NETIF_MSG_LINK,
						 "port %x: External link"
						 " up in 1G\n", params->port);
				} else if (ext_phy_link_up) {
					ext_phy_link_up = 1;
					vars->line_speed = SPEED_10000;
					DP(NETIF_MSG_LINK,
						 "port %x: External link"
						 " up in 10G\n", params->port);
Y
Yaniv Rosner 已提交
3835 3836
				}
			}
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			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);
3875
				vars->line_speed = SPEED_10000;
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				DP(NETIF_MSG_LINK,
					 "SFX7101 AN status 0x%x->Master=%x\n",
					  val2,
					 (val2 & (1<<14)));
			}
			break;
E
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		case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481:
			/* Clear LASI interrupt */
			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, "8481 LASI status reg = 0x%x\n",
				 val1);

			/* Check 10G-BaseT link status */
			/* Check Global PMD signal ok */
			bnx2x_cl45_read(bp, params->port, ext_phy_type,
				      ext_phy_addr,
				      MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_SD,
				      &rx_sd);
			/* Check PCS block lock */
			bnx2x_cl45_read(bp, params->port, ext_phy_type,
				      ext_phy_addr,
				      MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS,
				      &pcs_status);
			DP(NETIF_MSG_LINK, "8481 1.a = 0x%x, 1.20 = 0x%x\n",
				 rx_sd, pcs_status);
			if (rx_sd & pcs_status & 0x1) {
				vars->line_speed = SPEED_10000;
				ext_phy_link_up = 1;
			} else {

				/* Check 1000-BaseT link status */
				bnx2x_cl45_read(bp, params->port, ext_phy_type,
					      ext_phy_addr,
					      MDIO_AN_DEVAD, 0xFFE1,
					      &val1);
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				bnx2x_cl45_read(bp, params->port, ext_phy_type,
					      ext_phy_addr,
					      MDIO_AN_DEVAD, 0xFFE1,
					      &val2);
				DP(NETIF_MSG_LINK, "8481 7.FFE1 ="
					     "0x%x-->0x%x\n", val1, val2);
				if (val2 & (1<<2)) {
					vars->line_speed = SPEED_1000;
					ext_phy_link_up = 1;
				}
			}

			break;
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		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,
4016
			     struct link_vars *vars, u8 is_10g)
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{
	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) {
4073
		/* Need more than 10chars for this format */
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		*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;
}


4097 4098
static void bnx2x_turn_on_ef(struct bnx2x *bp, u8 port, u8 ext_phy_addr,
			   u32 ext_phy_type)
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{
	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,
4109 4110 4111
			  MISC_REGISTERS_GPIO_2,
			  MISC_REGISTERS_GPIO_HIGH,
			  port);
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	bnx2x_set_gpio(bp,
4114 4115 4116
			  MISC_REGISTERS_GPIO_1,
			  MISC_REGISTERS_GPIO_HIGH,
			  port);
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	/* wait for 5ms */
	msleep(5);

	for (cnt = 0; cnt < 1000; cnt++) {
		msleep(1);
		bnx2x_cl45_read(bp, port,
4124
			      ext_phy_type,
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			      ext_phy_addr,
			      MDIO_PMA_DEVAD,
			      MDIO_PMA_REG_CTRL,
			       &ctrl);
		if (!(ctrl & (1<<15))) {
			DP(NETIF_MSG_LINK, "Reset completed\n\n");
				break;
		}
	}
}

4136
static void bnx2x_turn_off_sf(struct bnx2x *bp, u8 port)
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{
	/* put sf to reset */
	bnx2x_set_gpio(bp,
4140 4141 4142 4143 4144 4145 4146
			  MISC_REGISTERS_GPIO_1,
			  MISC_REGISTERS_GPIO_LOW,
			  port);
	bnx2x_set_gpio(bp,
			  MISC_REGISTERS_GPIO_2,
			  MISC_REGISTERS_GPIO_LOW,
			  port);
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}

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;
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	u32 spirom_ver = 0;
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	u8 status = 0 ;

	if (version == NULL || params == NULL)
		return -EINVAL;

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	spirom_ver = REG_RD(bp, params->shmem_base +
		   offsetof(struct shmem_region,
			    port_mb[params->port].ext_phy_fw_version));

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	/* reset the returned value to zero */
	ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
	switch (ext_phy_type) {
	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:

		if (len < 5)
			return -EINVAL;

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		version[0] = (spirom_ver & 0xFF);
		version[1] = (spirom_ver & 0xFF00) >> 8;
		version[2] = (spirom_ver & 0xFF0000) >> 16;
		version[3] = (spirom_ver & 0xFF000000) >> 24;
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		version[4] = '\0';

		break;
	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:
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	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
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		status = bnx2x_format_ver(spirom_ver, version, len);
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		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) {
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		u32 md_devad;
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		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);
4232
		msleep(200);
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		/* 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;
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		case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
			DP(NETIF_MSG_LINK, "PMA/PMD ext_phy_loopback: 8726\n");
			bnx2x_cl45_write(bp, params->port, ext_phy_type,
				       ext_phy_addr,
				       MDIO_PMA_DEVAD,
				       MDIO_PMA_REG_CTRL,
				       0x0001);
			break;
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		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;
4437 4438
	u32 tmp;
	u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
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	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);
4447 4448

		tmp = EMAC_RD(bp, EMAC_REG_EMAC_LED);
4449
		EMAC_WR(bp, EMAC_REG_EMAC_LED, (tmp | EMAC_LED_OVERRIDE));
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		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);
4461
		tmp = EMAC_RD(bp, EMAC_REG_EMAC_LED);
4462
		EMAC_WR(bp, EMAC_REG_EMAC_LED,
4463 4464
			    (tmp & (~EMAC_LED_OVERRIDE)));

4465 4466
		if (!CHIP_IS_E1H(bp) &&
		    ((speed == SPEED_2500) ||
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		     (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;
4515 4516
	u8 non_ext_phy;
	u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
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	/* 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);
	}

	if (vars->phy_flags & PHY_XGXS_FLAG) {
4539
		if ((params->req_line_speed &&
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		    ((params->req_line_speed == SPEED_100) ||
4541 4542 4543 4544 4545 4546 4547
		     (params->req_line_speed == SPEED_10))) ||
		    (!params->req_line_speed &&
		     (params->speed_cap_mask >=
		       PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL) &&
		     (params->speed_cap_mask <
		       PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)
		     ))  {
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			vars->phy_flags |= PHY_SGMII_FLAG;
		} else {
			vars->phy_flags &= ~PHY_SGMII_FLAG;
		}
	}
4553 4554 4555 4556 4557
	/* In case of external phy existance, the line speed would be the
	 line speed linked up by the external phy. In case it is direct only,
	  then the line_speed during initialization will be equal to the
	   req_line_speed*/
	vars->line_speed = params->req_line_speed;
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	bnx2x_calc_ieee_aneg_adv(params, &vars->ieee_fc);
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4561 4562 4563 4564 4565 4566
	/* init ext phy and enable link state int */
	non_ext_phy = ((ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) ||
		       (params->loopback_mode == LOOPBACK_XGXS_10) ||
		       (params->loopback_mode == LOOPBACK_EXT_PHY));

	if (non_ext_phy ||
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	    (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) ||
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	    (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) ||
	    (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481)) {
4570 4571 4572
		if (params->req_line_speed == SPEED_AUTO_NEG)
			bnx2x_set_parallel_detection(params, vars->phy_flags);
		bnx2x_init_internal_phy(params, vars);
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	}

4575 4576
	if (!non_ext_phy)
		rc |= bnx2x_ext_phy_init(params, vars);
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	bnx2x_bits_dis(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4,
4579 4580 4581
		     (NIG_STATUS_XGXS0_LINK10G |
		      NIG_STATUS_XGXS0_LINK_STATUS |
		      NIG_STATUS_SERDES0_LINK_STATUS));
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	return rc;

}


u8 bnx2x_phy_init(struct link_params *params, struct link_vars *vars)
{
	struct bnx2x *bp = params->bp;

	u32 val;
4593
	DP(NETIF_MSG_LINK, "Phy Initialization started \n");
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	DP(NETIF_MSG_LINK, "req_speed = %d, req_flowctrl=%d\n",
		  params->req_line_speed, params->req_flow_ctrl);
	vars->link_status = 0;
4597 4598 4599 4600
	vars->phy_link_up = 0;
	vars->link_up = 0;
	vars->line_speed = 0;
	vars->duplex = DUPLEX_FULL;
4601
	vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
4602 4603
	vars->mac_type = MAC_TYPE_NONE;

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	if (params->switch_cfg ==  SWITCH_CFG_1G)
		vars->phy_flags = PHY_SERDES_FLAG;
	else
		vars->phy_flags = PHY_XGXS_FLAG;

4609

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	/* 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;
4623
		vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
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		vars->link_status = (LINK_STATUS_LINK_UP | LINK_10GTFD);
4625 4626 4627
		/* enable on E1.5 FPGA */
		if (CHIP_IS_E1H(bp)) {
			vars->flow_ctrl |=
4628
				(BNX2X_FLOW_CTRL_TX | BNX2X_FLOW_CTRL_RX);
4629 4630 4631 4632
			vars->link_status |=
					(LINK_STATUS_TX_FLOW_CONTROL_ENABLED |
					 LINK_STATUS_RX_FLOW_CONTROL_ENABLED);
		}
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		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;
4651
		vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
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		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;
4671
		vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
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		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;
4686
		vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
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		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;
4703
		vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
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		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);
4765
		msleep(30);
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		bnx2x_link_int_enable(params);
	}
	return 0;
}

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static void bnx2x_8726_reset_phy(struct bnx2x *bp, u8 port, u8 ext_phy_addr)
{
	DP(NETIF_MSG_LINK, "bnx2x_8726_reset_phy port %d\n", port);

	/* Set serial boot control for external load */
	bnx2x_cl45_write(bp, port,
		       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726, ext_phy_addr,
		       MDIO_PMA_DEVAD,
		       MDIO_PMA_REG_GEN_CTRL, 0x0001);

	/* Disable Transmitter */
	bnx2x_bcm8726_set_transmitter(bp, port, ext_phy_addr, 0);

}

u8 bnx2x_link_reset(struct link_params *params, struct link_vars *vars,
		  u8 reset_ext_phy)
Y
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4788 4789 4790 4791 4792 4793 4794 4795 4796 4797 4798 4799 4800 4801 4802 4803 4804 4805 4806 4807 4808 4809 4810 4811 4812 4813 4814 4815 4816 4817 4818 4819 4820 4821 4822 4823 4824
{

	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);
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	if (reset_ext_phy) {
		switch (ext_phy_type) {
		case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT:
		case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
			break;
		case 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,
					  port);
			break;
		case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
		{
			u8 ext_phy_addr = ((params->ext_phy_config &
					 PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
					 PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
			/* Set soft reset */
			bnx2x_8726_reset_phy(bp, params->port, ext_phy_addr);
			break;
		}
		default:
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			/* HW reset */
			bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
4850 4851
					  MISC_REGISTERS_GPIO_OUTPUT_LOW,
					  port);
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			bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
4853 4854
					  MISC_REGISTERS_GPIO_OUTPUT_LOW,
					  port);
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			DP(NETIF_MSG_LINK, "reset external PHY\n");
		}
	}
	/* 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;
}

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static u8 bnx2x_update_link_down(struct link_params *params,
			       struct link_vars *vars)
{
	struct bnx2x *bp = params->bp;
	u8 port = params->port;
	DP(NETIF_MSG_LINK, "Port %x: Link is down\n", 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;
	vars->line_speed = 0;
	bnx2x_update_mng(params, vars->link_status);

	/* activate nig drain */
	REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 1);

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	/* disable emac */
	REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0);

	msleep(10);

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	/* 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 0;
}

static u8 bnx2x_update_link_up(struct link_params *params,
			     struct link_vars *vars,
			     u8 link_10g, u32 gp_status)
{
	struct bnx2x *bp = params->bp;
	u8 port = params->port;
	u8 rc = 0;
	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);
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	msleep(20);
4946 4947
	return rc;
}
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/* 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 gp_status;
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	u8 link_10g;
	u8 ext_phy_link_up, rc = 0;
	u32 ext_phy_type;
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	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));

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	/* disable emac */
	REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0);

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	ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
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	/* Check external link change only for non-direct */
	ext_phy_link_up = bnx2x_ext_phy_is_link_up(params, vars);

	/* Read gp_status */
	CL45_RD_OVER_CL22(bp, port, params->phy_addr,
			      MDIO_REG_BANK_GP_STATUS,
			      MDIO_GP_STATUS_TOP_AN_STATUS1,
			      &gp_status);
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	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);

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	/* In case external phy link is up, and internal link is down
	( not initialized yet probably after link initialization, it needs
	to be initialized.
	Note that after link down-up as result of cable plug,
	the xgxs link would probably become up again without the need to
	initialize it*/
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	if ((ext_phy_type != PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT) &&
	    (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) &&
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	    (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) &&
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	    (ext_phy_link_up && !vars->phy_link_up))
		bnx2x_init_internal_phy(params, vars);
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	/* link is up only if both local phy and external phy are up */
	vars->link_up = (ext_phy_link_up && vars->phy_link_up);
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	if (vars->link_up)
		rc = bnx2x_update_link_up(params, vars, link_10g, gp_status);
	else
		rc = bnx2x_update_link_down(params, vars);
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	return rc;
}

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static u8 bnx2x_8073_common_init_phy(struct bnx2x *bp, u32 shmem_base)
{
	u8 ext_phy_addr[PORT_MAX];
	u16 val;
	s8 port;

	/* PART1 - Reset both phys */
	for (port = PORT_MAX - 1; port >= PORT_0; port--) {
		/* Extract the ext phy address for the port */
		u32 ext_phy_config = REG_RD(bp, shmem_base +
					offsetof(struct shmem_region,
		   dev_info.port_hw_config[port].external_phy_config));

		/* disable attentions */
		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));

		ext_phy_addr[port] =
			((ext_phy_config &
			      PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
			      PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);

		/* Need to take the phy out of low power mode in order
			to write to access its registers */
		bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
				  MISC_REGISTERS_GPIO_OUTPUT_HIGH, port);

		/* Reset the phy */
		bnx2x_cl45_write(bp, port,
			       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
			       ext_phy_addr[port],
			       MDIO_PMA_DEVAD,
			       MDIO_PMA_REG_CTRL,
			       1<<15);
	}

	/* Add delay of 150ms after reset */
	msleep(150);

	/* PART2 - Download firmware to both phys */
	for (port = PORT_MAX - 1; port >= PORT_0; port--) {
		u16 fw_ver1;

		bnx2x_bcm8073_external_rom_boot(bp, port,
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					      ext_phy_addr[port], shmem_base);
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		bnx2x_cl45_read(bp, port, PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
			      ext_phy_addr[port],
			      MDIO_PMA_DEVAD,
			      MDIO_PMA_REG_ROM_VER1, &fw_ver1);
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		if (fw_ver1 == 0 || fw_ver1 == 0x4321) {
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			DP(NETIF_MSG_LINK,
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				 "bnx2x_8073_common_init_phy port %x:"
				 "Download failed. fw version = 0x%x\n",
				 port, fw_ver1);
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			return -EINVAL;
		}

		/* Only set bit 10 = 1 (Tx power down) */
		bnx2x_cl45_read(bp, port,
			      PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
			      ext_phy_addr[port],
			      MDIO_PMA_DEVAD,
			      MDIO_PMA_REG_TX_POWER_DOWN, &val);

		/* Phase1 of TX_POWER_DOWN reset */
		bnx2x_cl45_write(bp, port,
			       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
			       ext_phy_addr[port],
			       MDIO_PMA_DEVAD,
			       MDIO_PMA_REG_TX_POWER_DOWN,
			       (val | 1<<10));
	}

	/* Toggle Transmitter: Power down and then up with 600ms
	   delay between */
	msleep(600);

	/* PART3 - complete TX_POWER_DOWN process, and set GPIO2 back to low */
	for (port = PORT_MAX - 1; port >= PORT_0; port--) {
		/* Phase2 of POWER_DOWN_RESET*/
		/* Release bit 10 (Release Tx power down) */
		bnx2x_cl45_read(bp, port,
			      PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
			      ext_phy_addr[port],
			      MDIO_PMA_DEVAD,
			      MDIO_PMA_REG_TX_POWER_DOWN, &val);

		bnx2x_cl45_write(bp, port,
			       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
			       ext_phy_addr[port],
			       MDIO_PMA_DEVAD,
			       MDIO_PMA_REG_TX_POWER_DOWN, (val & (~(1<<10))));
		msleep(15);

		/* Read modify write the SPI-ROM version select register */
		bnx2x_cl45_read(bp, port,
			      PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
			      ext_phy_addr[port],
			      MDIO_PMA_DEVAD,
			      MDIO_PMA_REG_EDC_FFE_MAIN, &val);
		bnx2x_cl45_write(bp, port,
			      PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073,
			      ext_phy_addr[port],
			      MDIO_PMA_DEVAD,
			      MDIO_PMA_REG_EDC_FFE_MAIN, (val | (1<<12)));

		/* set GPIO2 back to LOW */
		bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
				  MISC_REGISTERS_GPIO_OUTPUT_LOW, port);
	}
	return 0;

}

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static u8 bnx2x_8726_common_init_phy(struct bnx2x *bp, u32 shmem_base)
{
	u8 ext_phy_addr;
	u32 val;
	s8 port;
	/* Use port1 because of the static port-swap */
	/* Enable the module detection interrupt */
	val = REG_RD(bp, MISC_REG_GPIO_EVENT_EN);
	val |= ((1<<MISC_REGISTERS_GPIO_3)|
		(1<<(MISC_REGISTERS_GPIO_3 + MISC_REGISTERS_GPIO_PORT_SHIFT)));
	REG_WR(bp, MISC_REG_GPIO_EVENT_EN, val);

	bnx2x_hw_reset(bp, 1);
	msleep(5);
	for (port = 0; port < PORT_MAX; port++) {
		/* Extract the ext phy address for the port */
		u32 ext_phy_config = REG_RD(bp, shmem_base +
					offsetof(struct shmem_region,
			dev_info.port_hw_config[port].external_phy_config));

		ext_phy_addr =
			((ext_phy_config &
			      PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
			      PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
		DP(NETIF_MSG_LINK, "8726_common_init : ext_phy_addr = 0x%x\n",
			 ext_phy_addr);

		bnx2x_8726_reset_phy(bp, port, ext_phy_addr);

		/* Set fault module detected LED on */
		bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
				  MISC_REGISTERS_GPIO_HIGH,
				  port);
	}

	return 0;
}

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u8 bnx2x_common_init_phy(struct bnx2x *bp, u32 shmem_base)
{
	u8 rc = 0;
	u32 ext_phy_type;

	DP(NETIF_MSG_LINK, "bnx2x_common_init_phy\n");

	/* Read the ext_phy_type for arbitrary port(0) */
	ext_phy_type = XGXS_EXT_PHY_TYPE(
			REG_RD(bp, shmem_base +
			   offsetof(struct shmem_region,
			     dev_info.port_hw_config[0].external_phy_config)));

	switch (ext_phy_type) {
	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
	{
		rc = bnx2x_8073_common_init_phy(bp, shmem_base);
		break;
	}
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	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
		/* GPIO1 affects both ports, so there's need to pull
		it for single port alone */
		rc = bnx2x_8726_common_init_phy(bp, shmem_base);

		break;
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	default:
		DP(NETIF_MSG_LINK,
			 "bnx2x_common_init_phy: ext_phy 0x%x not required\n",
			 ext_phy_type);
		break;
	}

	return rc;
}



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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 */
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#define MAX_APP_SIZE (160*1024 - RESERVED_SIZE)
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/* 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]);
5300
	DP(NETIF_MSG_LINK, "  	      %c%c\n", data[0x150], data[0x151]);
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	/* 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,
5305
			  MISC_REGISTERS_GPIO_HIGH, port);
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	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 */
5537 5538
	bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
			  MISC_REGISTERS_GPIO_LOW, port);
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	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);

5546
	bnx2x_hw_reset(bp, port);
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	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);

5582
	if (data[0x14e] != (image_revision2&0xFF) ||
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	    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)
5617
			bnx2x_turn_on_ef(bp, port, ext_phy_addr, ext_phy_type);
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		rc = bnx2x_sfx7101_flash_download(bp, port, ext_phy_addr,
						data, size);
		if (!driver_loaded)
5621
			bnx2x_turn_off_sf(bp, port);
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		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;
}