static void bnx2x_warpcore_set_sgmii_speed(struct bnx2x_phy *phy,
struct link_params *params,
- u8 fiber_mode)
+ u8 fiber_mode,
+ u8 always_autoneg)
{
struct bnx2x *bp = params->bp;
u16 val16, digctrl_kx1, digctrl_kx2;
- u8 lane;
-
- lane = bnx2x_get_warpcore_lane(phy, params);
/* Clear XFI clock comp in non-10G single lane mode. */
bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD,
MDIO_WC_REG_RX66_CONTROL, val16 & ~(3<<13));
- if (phy->req_line_speed == SPEED_AUTO_NEG) {
+ if (always_autoneg || phy->req_line_speed == SPEED_AUTO_NEG) {
/* SGMII Autoneg */
bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
MDIO_WC_REG_COMBO_IEEE0_MIICTRL, &val16);
} else {
bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
MDIO_WC_REG_COMBO_IEEE0_MIICTRL, &val16);
- val16 &= 0xcfbf;
+ val16 &= 0xcebf;
switch (phy->req_line_speed) {
case SPEED_10:
break;
vars->phy_flags |= PHY_SGMII_FLAG;
DP(NETIF_MSG_LINK, "Setting SGMII mode\n");
bnx2x_warpcore_clear_regs(phy, params, lane);
- bnx2x_warpcore_set_sgmii_speed(phy, params, 0);
+ bnx2x_warpcore_set_sgmii_speed(phy, params, 0, 1);
} else {
switch (serdes_net_if) {
case PORT_HW_CFG_NET_SERDES_IF_KR:
}
bnx2x_warpcore_set_sgmii_speed(phy,
params,
- fiber_mode);
+ fiber_mode,
+ 0);
}
break;
bnx2x_warpcore_set_10G_XFI(phy, params, 0);
} else if (vars->line_speed == SPEED_1000) {
DP(NETIF_MSG_LINK, "Setting 1G Fiber\n");
- bnx2x_warpcore_set_sgmii_speed(phy, params, 1);
+ bnx2x_warpcore_set_sgmii_speed(
+ phy, params, 1, 0);
}
/* Issue Module detection */
if (bnx2x_is_sfp_module_plugged(phy, params))
/* Switch back to 4-copy registers */
bnx2x_set_aer_mmd(params, phy);
- /* Global loopback, not recommended. */
- bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
- MDIO_WC_REG_COMBO_IEEE0_MIICTRL, &val16);
- bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD,
- MDIO_WC_REG_COMBO_IEEE0_MIICTRL, val16 |
- 0x4000);
} else {
/* 10G & 20G */
bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
static void bnx2x_848xx_set_led(struct bnx2x *bp,
struct bnx2x_phy *phy)
{
- u16 val;
+ u16 val, offset;
/* PHYC_CTL_LED_CTL */
bnx2x_cl45_read(bp, phy,
MDIO_PMA_REG_8481_LED3_BLINK,
0);
- bnx2x_cl45_read(bp, phy,
+ /* Configure the blink rate to ~15.9 Hz */
+ bnx2x_cl45_write(bp, phy,
MDIO_PMA_DEVAD,
- MDIO_PMA_REG_84823_CTL_LED_CTL_1, &val);
- val |= MDIO_PMA_REG_84823_LED3_STRETCH_EN; /* stretch_en for LED3*/
+ MDIO_PMA_REG_84823_CTL_SLOW_CLK_CNT_HIGH,
+ MDIO_PMA_REG_84823_BLINK_RATE_VAL_15P9HZ);
+ if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833)
+ offset = MDIO_PMA_REG_84833_CTL_LED_CTL_1;
+ else
+ offset = MDIO_PMA_REG_84823_CTL_LED_CTL_1;
+
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, offset, &val);
+ val |= MDIO_PMA_REG_84823_LED3_STRETCH_EN; /* stretch_en for LED3*/
bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_84823_CTL_LED_CTL_1, val);
+ MDIO_PMA_DEVAD, offset, val);
/* 'Interrupt Mask' */
bnx2x_cl45_write(bp, phy,
struct link_vars *vars)
{
struct bnx2x *bp = params->bp;
- u16 autoneg_val, an_1000_val, an_10_100_val;
+ u16 autoneg_val, an_1000_val, an_10_100_val, an_10g_val;
u16 tmp_req_line_speed;
tmp_req_line_speed = phy->req_line_speed;
bnx2x_cl45_write(bp, phy,
MDIO_AN_DEVAD, MDIO_AN_REG_8481_AUX_CTRL,
(1<<15 | 1<<9 | 7<<0));
+ /* The PHY needs this set even for forced link. */
+ an_10_100_val |= (1<<8) | (1<<7);
DP(NETIF_MSG_LINK, "Setting 100M force\n");
}
if ((phy->req_line_speed == SPEED_10) &&
DP(NETIF_MSG_LINK, "Advertising 10G\n");
/* Restart autoneg for 10G*/
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_10GBASE_T_AN_CTRL,
+ &an_10g_val);
bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_CTRL,
- 0x3200);
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_10GBASE_T_AN_CTRL,
+ an_10g_val | 0x1000);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_CTRL,
+ 0x3200);
} else
bnx2x_cl45_write(bp, phy,
MDIO_AN_DEVAD,
return bnx2x_848xx_cmn_config_init(phy, params, vars);
}
-
-#define PHY84833_HDSHK_WAIT 300
-static int bnx2x_84833_pair_swap_cfg(struct bnx2x_phy *phy,
+#define PHY84833_CMDHDLR_WAIT 300
+#define PHY84833_CMDHDLR_MAX_ARGS 5
+static int bnx2x_84833_cmd_hdlr(struct bnx2x_phy *phy,
struct link_params *params,
- struct link_vars *vars)
+ u16 fw_cmd,
+ u16 cmd_args[])
{
u32 idx;
- u32 pair_swap;
u16 val;
- u16 data;
struct bnx2x *bp = params->bp;
- /* Do pair swap */
-
- /* Check for configuration. */
- pair_swap = REG_RD(bp, params->shmem_base +
- offsetof(struct shmem_region,
- dev_info.port_hw_config[params->port].xgbt_phy_cfg)) &
- PORT_HW_CFG_RJ45_PAIR_SWAP_MASK;
-
- if (pair_swap == 0)
- return 0;
-
- data = (u16)pair_swap;
-
/* Write CMD_OPEN_OVERRIDE to STATUS reg */
bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
- MDIO_84833_TOP_CFG_SCRATCH_REG2,
- PHY84833_CMD_OPEN_OVERRIDE);
- for (idx = 0; idx < PHY84833_HDSHK_WAIT; idx++) {
+ MDIO_84833_CMD_HDLR_STATUS,
+ PHY84833_STATUS_CMD_OPEN_OVERRIDE);
+ for (idx = 0; idx < PHY84833_CMDHDLR_WAIT; idx++) {
bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD,
- MDIO_84833_TOP_CFG_SCRATCH_REG2, &val);
- if (val == PHY84833_CMD_OPEN_FOR_CMDS)
+ MDIO_84833_CMD_HDLR_STATUS, &val);
+ if (val == PHY84833_STATUS_CMD_OPEN_FOR_CMDS)
break;
msleep(1);
}
- if (idx >= PHY84833_HDSHK_WAIT) {
- DP(NETIF_MSG_LINK, "Pairswap: FW not ready.\n");
+ if (idx >= PHY84833_CMDHDLR_WAIT) {
+ DP(NETIF_MSG_LINK, "FW cmd: FW not ready.\n");
return -EINVAL;
}
+ /* Prepare argument(s) and issue command */
+ for (idx = 0; idx < PHY84833_CMDHDLR_MAX_ARGS; idx++) {
+ bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
+ MDIO_84833_CMD_HDLR_DATA1 + idx,
+ cmd_args[idx]);
+ }
bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
- MDIO_84833_TOP_CFG_SCRATCH_REG4,
- data);
- /* Issue pair swap command */
- bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
- MDIO_84833_TOP_CFG_SCRATCH_REG0,
- PHY84833_DIAG_CMD_PAIR_SWAP_CHANGE);
- for (idx = 0; idx < PHY84833_HDSHK_WAIT; idx++) {
+ MDIO_84833_CMD_HDLR_COMMAND, fw_cmd);
+ for (idx = 0; idx < PHY84833_CMDHDLR_WAIT; idx++) {
bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD,
- MDIO_84833_TOP_CFG_SCRATCH_REG2, &val);
- if ((val == PHY84833_CMD_COMPLETE_PASS) ||
- (val == PHY84833_CMD_COMPLETE_ERROR))
+ MDIO_84833_CMD_HDLR_STATUS, &val);
+ if ((val == PHY84833_STATUS_CMD_COMPLETE_PASS) ||
+ (val == PHY84833_STATUS_CMD_COMPLETE_ERROR))
break;
msleep(1);
}
- if ((idx >= PHY84833_HDSHK_WAIT) ||
- (val == PHY84833_CMD_COMPLETE_ERROR)) {
- DP(NETIF_MSG_LINK, "Pairswap: override failed.\n");
+ if ((idx >= PHY84833_CMDHDLR_WAIT) ||
+ (val == PHY84833_STATUS_CMD_COMPLETE_ERROR)) {
+ DP(NETIF_MSG_LINK, "FW cmd failed.\n");
return -EINVAL;
}
+ /* Gather returning data */
+ for (idx = 0; idx < PHY84833_CMDHDLR_MAX_ARGS; idx++) {
+ bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD,
+ MDIO_84833_CMD_HDLR_DATA1 + idx,
+ &cmd_args[idx]);
+ }
bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
- MDIO_84833_TOP_CFG_SCRATCH_REG2,
- PHY84833_CMD_CLEAR_COMPLETE);
- DP(NETIF_MSG_LINK, "Pairswap OK, val=0x%x\n", data);
+ MDIO_84833_CMD_HDLR_STATUS,
+ PHY84833_STATUS_CMD_CLEAR_COMPLETE);
return 0;
}
+static int bnx2x_84833_pair_swap_cfg(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
+{
+ u32 pair_swap;
+ u16 data[PHY84833_CMDHDLR_MAX_ARGS];
+ int status;
+ struct bnx2x *bp = params->bp;
+
+ /* Check for configuration. */
+ pair_swap = REG_RD(bp, params->shmem_base +
+ offsetof(struct shmem_region,
+ dev_info.port_hw_config[params->port].xgbt_phy_cfg)) &
+ PORT_HW_CFG_RJ45_PAIR_SWAP_MASK;
+
+ if (pair_swap == 0)
+ return 0;
+
+ /* Only the second argument is used for this command */
+ data[1] = (u16)pair_swap;
+
+ status = bnx2x_84833_cmd_hdlr(phy, params,
+ PHY84833_CMD_SET_PAIR_SWAP, data);
+ if (status == 0)
+ DP(NETIF_MSG_LINK, "Pairswap OK, val=0x%x\n", data[1]);
+
+ return status;
+}
+
static u8 bnx2x_84833_get_reset_gpios(struct bnx2x *bp,
u32 shmem_base_path[],
u32 chip_id)
return 0;
}
-static int bnx2x_84833_common_init_phy(struct bnx2x *bp,
- u32 shmem_base_path[],
- u32 chip_id)
-{
- u8 reset_gpios;
-
- reset_gpios = bnx2x_84833_get_reset_gpios(bp, shmem_base_path, chip_id);
-
- bnx2x_set_mult_gpio(bp, reset_gpios, MISC_REGISTERS_GPIO_OUTPUT_LOW);
- udelay(10);
- bnx2x_set_mult_gpio(bp, reset_gpios, MISC_REGISTERS_GPIO_OUTPUT_HIGH);
- msleep(800);
- DP(NETIF_MSG_LINK, "84833 reset pulse on pin values 0x%x\n",
- reset_gpios);
-
- return 0;
-}
-
#define PHY84833_CONSTANT_LATENCY 1193
static int bnx2x_848x3_config_init(struct bnx2x_phy *phy,
struct link_params *params,
struct bnx2x *bp = params->bp;
u8 port, initialize = 1;
u16 val;
- u16 temp;
- u32 actual_phy_selection, cms_enable, idx;
+ u32 actual_phy_selection, cms_enable;
+ u16 cmd_args[PHY84833_CMDHDLR_MAX_ARGS];
int rc = 0;
msleep(1);
bnx2x_cl45_write(bp, phy,
MDIO_PMA_DEVAD,
MDIO_PMA_REG_CTRL, 0x8000);
+ }
+
+ bnx2x_wait_reset_complete(bp, phy, params);
+
+ /* Wait for GPHY to come out of reset */
+ msleep(50);
+ if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833) {
/* Bring PHY out of super isolate mode */
bnx2x_cl45_read(bp, phy,
MDIO_CTL_DEVAD,
bnx2x_cl45_write(bp, phy,
MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_XGPHY_STRAP1, val);
- }
-
- bnx2x_wait_reset_complete(bp, phy, params);
-
- /* Wait for GPHY to come out of reset */
- msleep(50);
-
- if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833)
bnx2x_84833_pair_swap_cfg(phy, params, vars);
-
- /*
- * BCM84823 requires that XGXS links up first @ 10G for normal behavior
- */
- temp = vars->line_speed;
- vars->line_speed = SPEED_10000;
- bnx2x_set_autoneg(¶ms->phy[INT_PHY], params, vars, 0);
- bnx2x_program_serdes(¶ms->phy[INT_PHY], params, vars);
- vars->line_speed = temp;
-
- /* Set dual-media configuration according to configuration */
+ } else {
+ /*
+ * BCM84823 requires that XGXS links up first @ 10G for normal
+ * behavior.
+ */
+ u16 temp;
+ temp = vars->line_speed;
+ vars->line_speed = SPEED_10000;
+ bnx2x_set_autoneg(¶ms->phy[INT_PHY], params, vars, 0);
+ bnx2x_program_serdes(¶ms->phy[INT_PHY], params, vars);
+ vars->line_speed = temp;
+ }
bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD,
MDIO_CTL_REG_84823_MEDIA, &val);
/* AutogrEEEn */
if (params->feature_config_flags &
- FEATURE_CONFIG_AUTOGREEEN_ENABLED) {
- /* Ensure that f/w is ready */
- for (idx = 0; idx < PHY84833_HDSHK_WAIT; idx++) {
- bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD,
- MDIO_84833_TOP_CFG_SCRATCH_REG2, &val);
- if (val == PHY84833_CMD_OPEN_FOR_CMDS)
- break;
- usleep_range(1000, 1000);
- }
- if (idx >= PHY84833_HDSHK_WAIT) {
- DP(NETIF_MSG_LINK, "AutogrEEEn: FW not ready.\n");
- return -EINVAL;
- }
-
- /* Select EEE mode */
- bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
- MDIO_84833_TOP_CFG_SCRATCH_REG3,
- 0x2);
-
- /* Set Idle and Latency */
- bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
- MDIO_84833_TOP_CFG_SCRATCH_REG4,
- PHY84833_CONSTANT_LATENCY + 1);
-
- bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
- MDIO_84833_TOP_CFG_DATA3_REG,
- PHY84833_CONSTANT_LATENCY + 1);
-
- bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
- MDIO_84833_TOP_CFG_DATA4_REG,
- PHY84833_CONSTANT_LATENCY);
-
- /* Send EEE instruction to command register */
- bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
- MDIO_84833_TOP_CFG_SCRATCH_REG0,
- PHY84833_DIAG_CMD_SET_EEE_MODE);
-
- /* Ensure that the command has completed */
- for (idx = 0; idx < PHY84833_HDSHK_WAIT; idx++) {
- bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD,
- MDIO_84833_TOP_CFG_SCRATCH_REG2, &val);
- if ((val == PHY84833_CMD_COMPLETE_PASS) ||
- (val == PHY84833_CMD_COMPLETE_ERROR))
- break;
- usleep_range(1000, 1000);
- }
- if ((idx >= PHY84833_HDSHK_WAIT) ||
- (val == PHY84833_CMD_COMPLETE_ERROR)) {
- DP(NETIF_MSG_LINK, "AutogrEEEn: command failed.\n");
- return -EINVAL;
- }
-
- /* Reset command handler */
- bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
- MDIO_84833_TOP_CFG_SCRATCH_REG2,
- PHY84833_CMD_CLEAR_COMPLETE);
- }
+ FEATURE_CONFIG_AUTOGREEEN_ENABLED)
+ cmd_args[0] = 0x2;
+ else
+ cmd_args[0] = 0x0;
+ cmd_args[1] = 0x0;
+ cmd_args[2] = PHY84833_CONSTANT_LATENCY + 1;
+ cmd_args[3] = PHY84833_CONSTANT_LATENCY;
+ rc = bnx2x_84833_cmd_hdlr(phy, params,
+ PHY84833_CMD_SET_EEE_MODE, cmd_args);
+ if (rc != 0)
+ DP(NETIF_MSG_LINK, "Cfg AutogrEEEn failed.\n");
if (initialize)
rc = bnx2x_848xx_cmn_config_init(phy, params, vars);
else
return 0;
}
+static int bnx2x_84833_common_init_phy(struct bnx2x *bp,
+ u32 shmem_base_path[],
+ u32 shmem2_base_path[],
+ u8 phy_index,
+ u32 chip_id)
+{
+ u8 reset_gpios;
+ struct bnx2x_phy phy;
+ u32 shmem_base, shmem2_base, cnt;
+ s8 port = 0;
+ u16 val;
+
+ reset_gpios = bnx2x_84833_get_reset_gpios(bp, shmem_base_path, chip_id);
+ bnx2x_set_mult_gpio(bp, reset_gpios, MISC_REGISTERS_GPIO_OUTPUT_LOW);
+ udelay(10);
+ bnx2x_set_mult_gpio(bp, reset_gpios, MISC_REGISTERS_GPIO_OUTPUT_HIGH);
+ DP(NETIF_MSG_LINK, "84833 reset pulse on pin values 0x%x\n",
+ reset_gpios);
+ for (port = PORT_MAX - 1; port >= PORT_0; port--) {
+ /* This PHY is for E2 and E3. */
+ shmem_base = shmem_base_path[port];
+ shmem2_base = shmem2_base_path[port];
+ /* Extract the ext phy address for the port */
+ if (bnx2x_populate_phy(bp, phy_index, shmem_base, shmem2_base,
+ 0, &phy) !=
+ 0) {
+ DP(NETIF_MSG_LINK, "populate_phy failed\n");
+ return -EINVAL;
+ }
+
+ /* Wait for FW completing its initialization. */
+ for (cnt = 0; cnt < 1000; cnt++) {
+ bnx2x_cl45_read(bp, &phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_CTRL, &val);
+ if (!(val & (1<<15)))
+ break;
+ msleep(1);
+ }
+ if (cnt >= 1000)
+ DP(NETIF_MSG_LINK,
+ "84833 Cmn reset timeout (%d)\n", port);
+
+ /* Put the port in super isolate mode. */
+ bnx2x_cl45_read(bp, &phy,
+ MDIO_CTL_DEVAD,
+ MDIO_84833_TOP_CFG_XGPHY_STRAP1, &val);
+ val |= MDIO_84833_SUPER_ISOLATE;
+ bnx2x_cl45_write(bp, &phy,
+ MDIO_CTL_DEVAD,
+ MDIO_84833_TOP_CFG_XGPHY_STRAP1, val);
+ }
+
+ return 0;
+}
+
+
static int bnx2x_ext_phy_common_init(struct bnx2x *bp, u32 shmem_base_path[],
u32 shmem2_base_path[], u8 phy_index,
u32 ext_phy_type, u32 chip_id)
* GPIO3's are linked, and so both need to be toggled
* to obtain required 2us pulse.
*/
- rc = bnx2x_84833_common_init_phy(bp, shmem_base_path, chip_id);
+ rc = bnx2x_84833_common_init_phy(bp, shmem_base_path,
+ shmem2_base_path,
+ phy_index, chip_id);
break;
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE:
rc = -EINVAL;
projects / karo-tx-linux.git / commitdiff