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-rw-r--r--drivers/net/bnx2x_link.c498
-rw-r--r--drivers/net/bnx2x_reg.h32
2 files changed, 468 insertions, 62 deletions
diff --git a/drivers/net/bnx2x_link.c b/drivers/net/bnx2x_link.c
index 1f17334c8f02..9e1f19a00ab1 100644
--- a/drivers/net/bnx2x_link.c
+++ b/drivers/net/bnx2x_link.c
@@ -37,6 +37,10 @@
/* Shortcut definitions */
/***********************************************************/
+#define NIG_LATCH_BC_ENABLE_MI_INT 0
+
+#define NIG_STATUS_EMAC0_MI_INT \
+ NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_EMAC0_MISC_MI_INT
#define NIG_STATUS_XGXS0_LINK10G \
NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK10G
#define NIG_STATUS_XGXS0_LINK_STATUS \
@@ -1589,8 +1593,9 @@ static void bnx2x_flow_ctrl_resolve(struct link_params *params,
static u8 bnx2x_link_settings_status(struct link_params *params,
- struct link_vars *vars,
- u32 gp_status)
+ struct link_vars *vars,
+ u32 gp_status,
+ u8 ext_phy_link_up)
{
struct bnx2x *bp = params->bp;
u16 new_line_speed;
@@ -1696,6 +1701,16 @@ static u8 bnx2x_link_settings_status(struct link_params *params,
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) {
+ if (XGXS_EXT_PHY_TYPE(params->ext_phy_config) !=
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT &&
+ ext_phy_link_up) {
+ DP(NETIF_MSG_LINK, "Internal link speed %d is"
+ " different than the external"
+ " link speed %d\n", new_line_speed,
+ vars->line_speed);
+ vars->phy_link_up = 0;
+ return 0;
+ }
REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE
+ params->port*4, 0);
msleep(1);
@@ -1709,9 +1724,7 @@ static u8 bnx2x_link_settings_status(struct link_params *params,
(XGXS_EXT_PHY_TYPE(params->ext_phy_config) ==
PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) ||
(XGXS_EXT_PHY_TYPE(params->ext_phy_config) ==
- PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) ||
- (XGXS_EXT_PHY_TYPE(params->ext_phy_config) ==
- PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481))) {
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726))) {
vars->autoneg = AUTO_NEG_ENABLED;
if (gp_status & MDIO_AN_CL73_OR_37_COMPLETE) {
@@ -3182,6 +3195,130 @@ static void bnx2x_set_preemphasis(struct link_params *params)
}
}
+
+static void bnx2x_8481_set_led4(struct link_params *params,
+ u32 ext_phy_type, u8 ext_phy_addr)
+{
+ struct bnx2x *bp = params->bp;
+
+ /* PHYC_CTL_LED_CTL */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_LINK_SIGNAL, 0xa482);
+
+ /* Unmask LED4 for 10G link */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_SIGNAL_MASK, (1<<6));
+ /* 'Interrupt Mask' */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ 0xFFFB, 0xFFFD);
+}
+static void bnx2x_8481_set_legacy_led_mode(struct link_params *params,
+ u32 ext_phy_type, u8 ext_phy_addr)
+{
+ struct bnx2x *bp = params->bp;
+
+ /* LED1 (10G Link): Disable LED1 when 10/100/1000 link */
+ /* LED2 (1G/100/10 Link): Enable LED2 when 10/100/1000 link) */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_LEGACY_SHADOW,
+ (1<<15) | (0xd << 10) | (0xc<<4) | 0xe);
+}
+
+static void bnx2x_8481_set_10G_led_mode(struct link_params *params,
+ u32 ext_phy_type, u8 ext_phy_addr)
+{
+ struct bnx2x *bp = params->bp;
+ u16 val1;
+
+ /* LED1 (10G Link) */
+ /* Enable continuse based on source 7(10G-link) */
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_LINK_SIGNAL,
+ &val1);
+ /* Set bit 2 to 0, and bits [1:0] to 10 */
+ val1 &= ~((1<<0) | (1<<2)); /* Clear bits 0,2*/
+ val1 |= (1<<1); /* Set bit 1 */
+
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_LINK_SIGNAL,
+ val1);
+
+ /* Unmask LED1 for 10G link */
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_LED1_MASK,
+ &val1);
+ /* Set bit 2 to 0, and bits [1:0] to 10 */
+ val1 |= (1<<7);
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_LED1_MASK,
+ val1);
+
+ /* LED2 (1G/100/10G Link) */
+ /* Mask LED2 for 10G link */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_LED2_MASK,
+ 0);
+
+ /* LED3 (10G/1G/100/10G Activity) */
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_LINK_SIGNAL,
+ &val1);
+ /* Enable blink based on source 4(Activity) */
+ val1 &= ~((1<<7) | (1<<8)); /* Clear bits 7,8 */
+ val1 |= (1<<6); /* Set only bit 6 */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_LINK_SIGNAL,
+ val1);
+
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_LED3_MASK,
+ &val1);
+ val1 |= (1<<4); /* Unmask LED3 for 10G link */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_LED3_MASK,
+ val1);
+}
+
+
static void bnx2x_init_internal_phy(struct link_params *params,
struct link_vars *vars)
{
@@ -3947,16 +4084,109 @@ static u8 bnx2x_ext_phy_init(struct link_params *params, struct link_vars *vars)
break;
}
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481:
- DP(NETIF_MSG_LINK,
- "Setting the BCM8481 LASI control\n");
+ /* This phy uses the NIG latch mechanism since link
+ indication arrives through its LED4 and not via
+ its LASI signal, so we get steady signal
+ instead of clear on read */
+ bnx2x_bits_en(bp, NIG_REG_LATCH_BC_0 + params->port*4,
+ 1 << NIG_LATCH_BC_ENABLE_MI_INT);
+
+ bnx2x_8481_set_led4(params, ext_phy_type, ext_phy_addr);
+ if (params->req_line_speed == SPEED_AUTO_NEG) {
+
+ u16 autoneg_val, an_1000_val, an_10_100_val;
+ /* set 1000 speed advertisement */
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_1000T_CTRL,
+ &an_1000_val);
- bnx2x_cl45_write(bp, params->port,
- ext_phy_type,
- ext_phy_addr,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_LASI_CTRL, 0x1);
+ if (params->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_1G) {
+ an_1000_val |= (1<<8);
+ if (params->req_duplex == DUPLEX_FULL)
+ an_1000_val |= (1<<9);
+ DP(NETIF_MSG_LINK, "Advertising 1G\n");
+ } else
+ an_1000_val &= ~((1<<8) | (1<<9));
- /* Restart autoneg */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_1000T_CTRL,
+ an_1000_val);
+
+ /* set 100 speed advertisement */
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_LEGACY_AN_ADV,
+ &an_10_100_val);
+
+ if (params->speed_cap_mask &
+ (PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL |
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)) {
+ an_10_100_val |= (1<<7);
+ if (params->req_duplex == DUPLEX_FULL)
+ an_10_100_val |= (1<<8);
+ DP(NETIF_MSG_LINK,
+ "Advertising 100M\n");
+ } else
+ an_10_100_val &= ~((1<<7) | (1<<8));
+
+ /* set 10 speed advertisement */
+ if (params->speed_cap_mask &
+ (PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL |
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)) {
+ an_10_100_val |= (1<<5);
+ if (params->req_duplex == DUPLEX_FULL)
+ an_10_100_val |= (1<<6);
+ DP(NETIF_MSG_LINK, "Advertising 10M\n");
+ }
+ else
+ an_10_100_val &= ~((1<<5) | (1<<6));
+
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_LEGACY_AN_ADV,
+ an_10_100_val);
+
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_LEGACY_MII_CTRL,
+ &autoneg_val);
+
+ /* Disable forced speed */
+ autoneg_val &= ~(1<<6|1<<13);
+
+ /* Enable autoneg and restart autoneg
+ for legacy speeds */
+ autoneg_val |= (1<<9|1<<12);
+
+ if (params->req_duplex == DUPLEX_FULL)
+ autoneg_val |= (1<<8);
+ else
+ autoneg_val &= ~(1<<8);
+
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_LEGACY_MII_CTRL,
+ autoneg_val);
+
+ if (params->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) {
+ DP(NETIF_MSG_LINK, "Advertising 10G\n");
+ /* Restart autoneg for 10G*/
bnx2x_cl45_read(bp, params->port,
ext_phy_type,
ext_phy_addr,
@@ -3968,6 +4198,76 @@ static u8 bnx2x_ext_phy_init(struct link_params *params, struct link_vars *vars)
ext_phy_addr,
MDIO_AN_DEVAD,
MDIO_AN_REG_CTRL, val);
+ }
+ } else {
+ /* Force speed */
+ u16 autoneg_ctrl, pma_ctrl;
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_LEGACY_MII_CTRL,
+ &autoneg_ctrl);
+
+ /* Disable autoneg */
+ autoneg_ctrl &= ~(1<<12);
+
+ /* Set 1000 force */
+ switch (params->req_line_speed) {
+ case SPEED_10000:
+ DP(NETIF_MSG_LINK,
+ "Unable to set 10G force !\n");
+ break;
+ case SPEED_1000:
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_CTRL,
+ &pma_ctrl);
+ autoneg_ctrl &= ~(1<<13);
+ autoneg_ctrl |= (1<<6);
+ pma_ctrl &= ~(1<<13);
+ pma_ctrl |= (1<<6);
+ DP(NETIF_MSG_LINK,
+ "Setting 1000M force\n");
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_CTRL,
+ pma_ctrl);
+ break;
+ case SPEED_100:
+ autoneg_ctrl |= (1<<13);
+ autoneg_ctrl &= ~(1<<6);
+ DP(NETIF_MSG_LINK,
+ "Setting 100M force\n");
+ break;
+ case SPEED_10:
+ autoneg_ctrl &= ~(1<<13);
+ autoneg_ctrl &= ~(1<<6);
+ DP(NETIF_MSG_LINK,
+ "Setting 10M force\n");
+ break;
+ }
+
+ /* Duplex mode */
+ if (params->req_duplex == DUPLEX_FULL) {
+ autoneg_ctrl |= (1<<8);
+ DP(NETIF_MSG_LINK,
+ "Setting full duplex\n");
+ } else
+ autoneg_ctrl &= ~(1<<8);
+
+ /* Update autoneg ctrl and pma ctrl */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_LEGACY_MII_CTRL,
+ autoneg_ctrl);
+ }
bnx2x_save_bcm_spirom_ver(bp, params->port,
ext_phy_type,
@@ -4104,7 +4404,8 @@ static void bnx2x_8727_handle_mod_abs(struct link_params *params)
static u8 bnx2x_ext_phy_is_link_up(struct link_params *params,
- struct link_vars *vars)
+ struct link_vars *vars,
+ u8 is_mi_int)
{
struct bnx2x *bp = params->bp;
u32 ext_phy_type;
@@ -4647,48 +4948,77 @@ static u8 bnx2x_ext_phy_is_link_up(struct link_params *params,
}
break;
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 */
+ /* Check 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 */
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ 0xFFFA,
+ &val1);
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) {
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_PMD_SIGNAL,
+ &val2);
+ DP(NETIF_MSG_LINK, "PMD_SIGNAL 1.a811 = 0x%x\n", val2);
+
+ /* Check link 10G */
+ if (val2 & (1<<11)) {
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);
+ bnx2x_8481_set_10G_led_mode(params,
+ ext_phy_type,
+ ext_phy_addr);
+ } else { /* Check Legacy speed link */
+ u16 legacy_status, legacy_speed;
+
+ /* Enable expansion register 0x42
+ (Operation mode status) */
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_EXPANSION_REG_ACCESS,
+ 0xf42);
- 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;
+ /* Get legacy speed operation status */
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_EXPANSION_REG_RD_RW,
+ &legacy_status);
+
+ DP(NETIF_MSG_LINK, "Legacy speed status"
+ " = 0x%x\n", legacy_status);
+ ext_phy_link_up = ((legacy_status & (1<<11))
+ == (1<<11));
+ if (ext_phy_link_up) {
+ legacy_speed = (legacy_status & (3<<9));
+ if (legacy_speed == (0<<9))
+ vars->line_speed = SPEED_10;
+ else if (legacy_speed == (1<<9))
+ vars->line_speed =
+ SPEED_100;
+ else if (legacy_speed == (2<<9))
+ vars->line_speed =
+ SPEED_1000;
+ else /* Should not happen */
+ vars->line_speed = 0;
+
+ if (legacy_status & (1<<8))
+ vars->duplex = DUPLEX_FULL;
+ else
+ vars->duplex = DUPLEX_HALF;
+
+ DP(NETIF_MSG_LINK, "Link is up "
+ "in %dMbps, is_duplex_full"
+ "= %d\n",
+ vars->line_speed,
+ (vars->duplex == DUPLEX_FULL));
+ bnx2x_8481_set_legacy_led_mode(params,
+ ext_phy_type,
+ ext_phy_addr);
}
}
@@ -4775,12 +5105,47 @@ static void bnx2x_link_int_enable(struct link_params *params)
REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK_STATUS + port*0x68));
}
-
+static void bnx2x_8481_rearm_latch_signal(struct bnx2x *bp, u8 port,
+ u8 is_mi_int)
+{
+ u32 latch_status = 0, is_mi_int_status;
+ /* Disable the MI INT ( external phy int )
+ * by writing 1 to the status register. Link down indication
+ * is high-active-signal, so in this case we need to write the
+ * status to clear the XOR
+ */
+ /* Read Latched signals */
+ latch_status = REG_RD(bp,
+ NIG_REG_LATCH_STATUS_0 + port*8);
+ is_mi_int_status = REG_RD(bp,
+ NIG_REG_STATUS_INTERRUPT_PORT0 + port*4);
+ DP(NETIF_MSG_LINK, "original_signal = 0x%x, nig_status = 0x%x,"
+ "latch_status = 0x%x\n",
+ is_mi_int, is_mi_int_status, latch_status);
+ /* Handle only those with latched-signal=up.*/
+ if (latch_status & 1) {
+ /* For all latched-signal=up,Write original_signal to status */
+ if (is_mi_int)
+ bnx2x_bits_en(bp,
+ NIG_REG_STATUS_INTERRUPT_PORT0
+ + port*4,
+ NIG_STATUS_EMAC0_MI_INT);
+ else
+ bnx2x_bits_dis(bp,
+ NIG_REG_STATUS_INTERRUPT_PORT0
+ + port*4,
+ NIG_STATUS_EMAC0_MI_INT);
+ /* For all latched-signal=up : Re-Arm Latch signals */
+ REG_WR(bp, NIG_REG_LATCH_STATUS_0 + port*8,
+ (latch_status & 0xfffe) | (latch_status & 1));
+ }
+}
/*
* link management
*/
static void bnx2x_link_int_ack(struct link_params *params,
- struct link_vars *vars, u8 is_10g)
+ struct link_vars *vars, u8 is_10g,
+ u8 is_mi_int)
{
struct bnx2x *bp = params->bp;
u8 port = params->port;
@@ -4791,6 +5156,10 @@ static void bnx2x_link_int_ack(struct link_params *params,
(NIG_STATUS_XGXS0_LINK10G |
NIG_STATUS_XGXS0_LINK_STATUS |
NIG_STATUS_SERDES0_LINK_STATUS));
+ if (XGXS_EXT_PHY_TYPE(params->ext_phy_config)
+ == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481) {
+ bnx2x_8481_rearm_latch_signal(bp, port, is_mi_int);
+ }
if (vars->phy_link_up) {
if (is_10g) {
/* Disable the 10G link interrupt
@@ -4810,7 +5179,8 @@ static void bnx2x_link_int_ack(struct link_params *params,
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");
+ DP(NETIF_MSG_LINK, "%d speed XGXS phy link up\n",
+ vars->line_speed);
bnx2x_bits_en(bp,
NIG_REG_STATUS_INTERRUPT_PORT0 + port*4,
((1 << ser_lane) <<
@@ -5270,7 +5640,7 @@ u8 bnx2x_test_link(struct link_params *params, struct link_vars *vars)
&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))
+ bnx2x_ext_phy_is_link_up(params, vars, 1))
return 0;
return -ESRCH;
@@ -5758,16 +6128,19 @@ u8 bnx2x_link_update(struct link_params *params, struct link_vars *vars)
u8 link_10g;
u8 ext_phy_link_up, rc = 0;
u32 ext_phy_type;
+ u8 is_mi_int = 0;
DP(NETIF_MSG_LINK, "port %x, XGXS?%x, int_status 0x%x\n",
- port,
- (vars->phy_flags & PHY_XGXS_FLAG),
- REG_RD(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4));
+ port, (vars->phy_flags & PHY_XGXS_FLAG),
+ REG_RD(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4));
+ is_mi_int = (u8)(REG_RD(bp, NIG_REG_EMAC0_STATUS_MISC_MI_INT +
+ port*0x18) > 0);
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));
+ REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4),
+ is_mi_int,
+ 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),
@@ -5779,7 +6152,7 @@ u8 bnx2x_link_update(struct link_params *params, struct link_vars *vars)
ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
/* Check external link change only for non-direct */
- ext_phy_link_up = bnx2x_ext_phy_is_link_up(params, vars);
+ ext_phy_link_up = bnx2x_ext_phy_is_link_up(params, vars, is_mi_int);
/* Read gp_status */
CL45_RD_OVER_CL22(bp, port, params->phy_addr,
@@ -5787,7 +6160,8 @@ u8 bnx2x_link_update(struct link_params *params, struct link_vars *vars)
MDIO_GP_STATUS_TOP_AN_STATUS1,
&gp_status);
- rc = bnx2x_link_settings_status(params, vars, gp_status);
+ rc = bnx2x_link_settings_status(params, vars, gp_status,
+ ext_phy_link_up);
if (rc != 0)
return rc;
@@ -5799,7 +6173,7 @@ u8 bnx2x_link_update(struct link_params *params, struct link_vars *vars)
(vars->line_speed == SPEED_15000) ||
(vars->line_speed == SPEED_16000));
- bnx2x_link_int_ack(params, vars, link_10g);
+ bnx2x_link_int_ack(params, vars, link_10g, is_mi_int);
/* In case external phy link is up, and internal link is down
( not initialized yet probably after link initialization, it needs
diff --git a/drivers/net/bnx2x_reg.h b/drivers/net/bnx2x_reg.h
index 25639e2df52b..9a20da5bf19a 100644
--- a/drivers/net/bnx2x_reg.h
+++ b/drivers/net/bnx2x_reg.h
@@ -1681,6 +1681,24 @@
/* [RW 17] Debug only. RX_EOP_DSCR_lb_FIFO in NIG_RX_EOP. Data
packet_length[13:0]; mac_error[14]; trunc_error[15]; parity[16] */
#define NIG_REG_INGRESS_EOP_LB_FIFO 0x104e4
+/* [RW 27] 0 - must be active for Everest A0; 1- for Everest B0 when latch
+ logic for interrupts must be used. Enable per bit of interrupt of
+ ~latch_status.latch_status */
+#define NIG_REG_LATCH_BC_0 0x16210
+/* [RW 27] Latch for each interrupt from Unicore.b[0]
+ status_emac0_misc_mi_int; b[1] status_emac0_misc_mi_complete;
+ b[2]status_emac0_misc_cfg_change; b[3]status_emac0_misc_link_status;
+ b[4]status_emac0_misc_link_change; b[5]status_emac0_misc_attn;
+ b[6]status_serdes0_mac_crs; b[7]status_serdes0_autoneg_complete;
+ b[8]status_serdes0_fiber_rxact; b[9]status_serdes0_link_status;
+ b[10]status_serdes0_mr_page_rx; b[11]status_serdes0_cl73_an_complete;
+ b[12]status_serdes0_cl73_mr_page_rx; b[13]status_serdes0_rx_sigdet;
+ b[14]status_xgxs0_remotemdioreq; b[15]status_xgxs0_link10g;
+ b[16]status_xgxs0_autoneg_complete; b[17]status_xgxs0_fiber_rxact;
+ b[21:18]status_xgxs0_link_status; b[22]status_xgxs0_mr_page_rx;
+ b[23]status_xgxs0_cl73_an_complete; b[24]status_xgxs0_cl73_mr_page_rx;
+ b[25]status_xgxs0_rx_sigdet; b[26]status_xgxs0_mac_crs */
+#define NIG_REG_LATCH_STATUS_0 0x18000
/* [RW 1] led 10g for port 0 */
#define NIG_REG_LED_10G_P0 0x10320
/* [RW 1] led 10g for port 1 */
@@ -1871,6 +1889,7 @@
#define NIG_REG_XGXS_LANE_SEL_P0 0x102e8
/* [RW 1] selection for port0 for NIG_MUX block : 0 = SerDes; 1 = XGXS */
#define NIG_REG_XGXS_SERDES0_MODE_SEL 0x102e0
+#define NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_EMAC0_MISC_MI_INT (0x1<<0)
#define NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_SERDES0_LINK_STATUS (0x1<<9)
#define NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK10G (0x1<<15)
#define NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK_STATUS (0xf<<18)
@@ -5889,6 +5908,13 @@ Theotherbitsarereservedandshouldbezero*/
#define MDIO_PMA_REG_7101_VER1 0xc026
#define MDIO_PMA_REG_7101_VER2 0xc027
+#define MDIO_PMA_REG_8481_PMD_SIGNAL 0xa811
+#define MDIO_PMA_REG_8481_LED1_MASK 0xa82c
+#define MDIO_PMA_REG_8481_LED2_MASK 0xa82f
+#define MDIO_PMA_REG_8481_LED3_MASK 0xa832
+#define MDIO_PMA_REG_8481_SIGNAL_MASK 0xa835
+#define MDIO_PMA_REG_8481_LINK_SIGNAL 0xa83b
+
#define MDIO_WIS_DEVAD 0x2
/*bcm*/
@@ -5942,6 +5968,12 @@ Theotherbitsarereservedandshouldbezero*/
#define MDIO_AN_REG_8073_2_5G 0x8329
+#define MDIO_AN_REG_8481_LEGACY_MII_CTRL 0xffe0
+#define MDIO_AN_REG_8481_LEGACY_AN_ADV 0xffe4
+#define MDIO_AN_REG_8481_1000T_CTRL 0xffe9
+#define MDIO_AN_REG_8481_EXPANSION_REG_RD_RW 0xfff5
+#define MDIO_AN_REG_8481_EXPANSION_REG_ACCESS 0xfff7
+#define MDIO_AN_REG_8481_LEGACY_SHADOW 0xfffc
#define IGU_FUNC_BASE 0x0400