summaryrefslogtreecommitdiffstats
path: root/drivers/net/bnx2x/bnx2x_link.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/bnx2x/bnx2x_link.c')
-rw-r--r--drivers/net/bnx2x/bnx2x_link.c194
1 files changed, 52 insertions, 142 deletions
diff --git a/drivers/net/bnx2x/bnx2x_link.c b/drivers/net/bnx2x/bnx2x_link.c
index 3e99bf9c42b9..580919619252 100644
--- a/drivers/net/bnx2x/bnx2x_link.c
+++ b/drivers/net/bnx2x/bnx2x_link.c
@@ -181,6 +181,12 @@
(_bank + (_addr & 0xf)), \
_val)
+static u8 bnx2x_cl45_read(struct bnx2x *bp, struct bnx2x_phy *phy,
+ u8 devad, u16 reg, u16 *ret_val);
+
+static u8 bnx2x_cl45_write(struct bnx2x *bp, struct bnx2x_phy *phy,
+ u8 devad, u16 reg, u16 val);
+
static u32 bnx2x_bits_en(struct bnx2x *bp, u32 reg, u32 bits)
{
u32 val = REG_RD(bp, reg);
@@ -594,7 +600,7 @@ static u8 bnx2x_bmac2_enable(struct link_params *params,
return 0;
}
-u8 bnx2x_bmac_enable(struct link_params *params,
+static u8 bnx2x_bmac_enable(struct link_params *params,
struct link_vars *vars,
u8 is_lb)
{
@@ -604,7 +610,7 @@ u8 bnx2x_bmac_enable(struct link_params *params,
/* reset and unreset the BigMac */
REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
(MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
- udelay(10);
+ msleep(1);
REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET,
(MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
@@ -2537,122 +2543,6 @@ static void bnx2x_set_xgxs_loopback(struct bnx2x_phy *phy,
}
}
-/*
- *------------------------------------------------------------------------
- * bnx2x_override_led_value -
- *
- * Override the led value of the requested 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 link_params *params,
struct link_vars *vars, u8 mode, u32 speed)
{
@@ -3635,13 +3525,19 @@ static u8 bnx2x_8073_config_init(struct bnx2x_phy *phy,
DP(NETIF_MSG_LINK, "Before rom RX_ALARM(port1): 0x%x\n", tmp1);
/* Enable CL37 BAM */
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_8073_BAM, &val);
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_8073_BAM, val | 1);
+ if (REG_RD(bp, params->shmem_base +
+ offsetof(struct shmem_region, dev_info.
+ port_hw_config[params->port].default_cfg)) &
+ PORT_HW_CFG_ENABLE_BAM_ON_KR_ENABLED) {
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8073_BAM, &val);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8073_BAM, val | 1);
+ DP(NETIF_MSG_LINK, "Enable CL37 BAM on KR\n");
+ }
if (params->loopback_mode == LOOPBACK_EXT) {
bnx2x_807x_force_10G(bp, phy);
DP(NETIF_MSG_LINK, "Forced speed 10G on 807X\n");
@@ -4099,9 +3995,9 @@ static u8 bnx2x_8727_read_sfp_module_eeprom(struct bnx2x_phy *phy,
return -EINVAL;
}
-u8 bnx2x_read_sfp_module_eeprom(struct bnx2x_phy *phy,
- struct link_params *params, u16 addr,
- u8 byte_cnt, u8 *o_buf)
+static u8 bnx2x_read_sfp_module_eeprom(struct bnx2x_phy *phy,
+ struct link_params *params, u16 addr,
+ u8 byte_cnt, u8 *o_buf)
{
if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726)
return bnx2x_8726_read_sfp_module_eeprom(phy, params, addr,
@@ -5412,7 +5308,7 @@ static u8 bnx2x_848xx_cmn_config_init(struct bnx2x_phy *phy,
{
struct bnx2x *bp = params->bp;
u16 autoneg_val, an_1000_val, an_10_100_val;
- bnx2x_wait_reset_complete(bp, phy);
+
bnx2x_bits_en(bp, NIG_REG_LATCH_BC_0 + params->port*4,
1 << NIG_LATCH_BC_ENABLE_MI_INT);
@@ -5541,6 +5437,7 @@ static u8 bnx2x_8481_config_init(struct bnx2x_phy *phy,
/* HW reset */
bnx2x_ext_phy_hw_reset(bp, params->port);
+ bnx2x_wait_reset_complete(bp, phy);
bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1<<15);
return bnx2x_848xx_cmn_config_init(phy, params, vars);
@@ -5551,7 +5448,7 @@ static u8 bnx2x_848x3_config_init(struct bnx2x_phy *phy,
struct link_vars *vars)
{
struct bnx2x *bp = params->bp;
- u8 port = params->port, initialize = 1;
+ u8 port, initialize = 1;
u16 val;
u16 temp;
u32 actual_phy_selection;
@@ -5560,11 +5457,16 @@ static u8 bnx2x_848x3_config_init(struct bnx2x_phy *phy,
/* This is just for MDIO_CTL_REG_84823_MEDIA register. */
msleep(1);
+ if (CHIP_IS_E2(bp))
+ port = BP_PATH(bp);
+ else
+ port = params->port;
bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3,
MISC_REGISTERS_GPIO_OUTPUT_HIGH,
port);
- msleep(200); /* 100 is not enough */
-
+ bnx2x_wait_reset_complete(bp, phy);
+ /* Wait for GPHY to come out of reset */
+ msleep(50);
/* BCM84823 requires that XGXS links up first @ 10G for normal
behavior */
temp = vars->line_speed;
@@ -5735,7 +5637,11 @@ static void bnx2x_848x3_link_reset(struct bnx2x_phy *phy,
struct link_params *params)
{
struct bnx2x *bp = params->bp;
- u8 port = params->port;
+ u8 port;
+ if (CHIP_IS_E2(bp))
+ port = BP_PATH(bp);
+ else
+ port = params->port;
bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3,
MISC_REGISTERS_GPIO_OUTPUT_LOW,
port);
@@ -6819,13 +6725,6 @@ u8 bnx2x_phy_probe(struct link_params *params)
return 0;
}
-u32 bnx2x_supported_attr(struct link_params *params, u8 phy_idx)
-{
- if (phy_idx < params->num_phys)
- return params->phy[phy_idx].supported;
- return 0;
-}
-
static void set_phy_vars(struct link_params *params)
{
struct bnx2x *bp = params->bp;
@@ -7045,7 +6944,7 @@ u8 bnx2x_link_reset(struct link_params *params, struct link_vars *vars,
u8 reset_ext_phy)
{
struct bnx2x *bp = params->bp;
- u8 phy_index, port = params->port;
+ u8 phy_index, port = params->port, clear_latch_ind = 0;
DP(NETIF_MSG_LINK, "Resetting the link of port %d\n", port);
/* disable attentions */
vars->link_status = 0;
@@ -7083,9 +6982,18 @@ u8 bnx2x_link_reset(struct link_params *params, struct link_vars *vars,
params->phy[phy_index].link_reset(
&params->phy[phy_index],
params);
+ if (params->phy[phy_index].flags &
+ FLAGS_REARM_LATCH_SIGNAL)
+ clear_latch_ind = 1;
}
}
+ if (clear_latch_ind) {
+ /* Clear latching indication */
+ bnx2x_rearm_latch_signal(bp, port, 0);
+ bnx2x_bits_dis(bp, NIG_REG_LATCH_BC_0 + port*4,
+ 1 << NIG_LATCH_BC_ENABLE_MI_INT);
+ }
if (params->phy[INT_PHY].link_reset)
params->phy[INT_PHY].link_reset(
&params->phy[INT_PHY], params);
@@ -7116,6 +7024,7 @@ static u8 bnx2x_8073_common_init_phy(struct bnx2x *bp,
s8 port;
s8 port_of_path = 0;
+ bnx2x_ext_phy_hw_reset(bp, 0);
/* PART1 - Reset both phys */
for (port = PORT_MAX - 1; port >= PORT_0; port--) {
u32 shmem_base, shmem2_base;
@@ -7138,7 +7047,8 @@ static u8 bnx2x_8073_common_init_phy(struct bnx2x *bp,
return -EINVAL;
}
/* disable attentions */
- bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4,
+ bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 +
+ port_of_path*4,
(NIG_MASK_XGXS0_LINK_STATUS |
NIG_MASK_XGXS0_LINK10G |
NIG_MASK_SERDES0_LINK_STATUS |
@@ -7249,7 +7159,7 @@ static u8 bnx2x_8726_common_init_phy(struct bnx2x *bp,
(1<<(MISC_REGISTERS_GPIO_3 + MISC_REGISTERS_GPIO_PORT_SHIFT)));
REG_WR(bp, MISC_REG_GPIO_EVENT_EN, val);
- bnx2x_ext_phy_hw_reset(bp, 1);
+ bnx2x_ext_phy_hw_reset(bp, 0);
msleep(5);
for (port = 0; port < PORT_MAX; port++) {
u32 shmem_base, shmem2_base;
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-28 22:14:05 +0100