bnx2x: Whitespaces and comments
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/bnx2x_link.c b/drivers/net/bnx2x_link.c
index c2b0010..e32d337 100644
--- a/drivers/net/bnx2x_link.c
+++ b/drivers/net/bnx2x_link.c
@@ -182,6 +182,7 @@
{
struct bnx2x *bp = params->bp;
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);
@@ -194,6 +195,7 @@
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);
@@ -465,7 +467,6 @@
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;
@@ -684,6 +685,7 @@
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),
@@ -780,7 +782,6 @@
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);
@@ -800,6 +801,7 @@
static u32 bnx2x_get_emac_base(struct bnx2x *bp, u32 ext_phy_type, u8 port)
{
u32 emac_base;
+
switch (ext_phy_type) {
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
@@ -905,7 +907,7 @@
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));
+ (49L << 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);
@@ -1535,14 +1537,14 @@
}
}
-static u8 bnx2x_ext_phy_resove_fc(struct link_params *params,
+static u8 bnx2x_ext_phy_resolve_fc(struct link_params *params,
struct link_vars *vars)
{
struct bnx2x *bp = params->bp;
u8 ext_phy_addr;
- u16 ld_pause; /* local */
- u16 lp_pause; /* link partner */
- u16 an_complete; /* AN complete */
+ u16 ld_pause; /* local */
+ u16 lp_pause; /* link partner */
+ u16 an_complete; /* AN complete */
u16 pause_result;
u8 ret = 0;
u32 ext_phy_type;
@@ -1642,7 +1644,7 @@
DP(NETIF_MSG_LINK, "pause_result 0x%x\n", pause_result);
bnx2x_pause_resolve(vars, pause_result);
} else if ((params->req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) &&
- (bnx2x_ext_phy_resove_fc(params, vars))) {
+ (bnx2x_ext_phy_resolve_fc(params, vars))) {
return;
} else {
if (params->req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO)
@@ -1784,7 +1786,7 @@
"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:
@@ -1821,8 +1823,7 @@
DP(NETIF_MSG_LINK,
"link speed unsupported gp_status 0x%x\n",
gp_status);
- return -EINVAL;
- break;
+ return -EINVAL;
}
/* Upon link speed change set the NIG into drain mode.
@@ -2061,16 +2062,17 @@
MDIO_PMA_DEVAD,
MDIO_PMA_REG_CTRL,
1<<15);
-
break;
+
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
+ DP(NETIF_MSG_LINK, "XGXS 8072\n");
+
/* Unset Low Power Mode and SW reset */
/* Restore normal power mode*/
bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
MISC_REGISTERS_GPIO_OUTPUT_HIGH,
params->port);
- DP(NETIF_MSG_LINK, "XGXS 8072\n");
bnx2x_cl45_write(bp, params->port,
ext_phy_type,
ext_phy_addr,
@@ -2078,8 +2080,9 @@
MDIO_PMA_REG_CTRL,
1<<15);
break;
+
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
- {
+ DP(NETIF_MSG_LINK, "XGXS 8073\n");
/* Restore normal power mode*/
bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
@@ -2089,9 +2092,6 @@
bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
MISC_REGISTERS_GPIO_OUTPUT_HIGH,
params->port);
-
- DP(NETIF_MSG_LINK, "XGXS 8073\n");
- }
break;
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:
@@ -2107,7 +2107,6 @@
break;
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,
@@ -2146,20 +2145,18 @@
break;
default:
- DP(NETIF_MSG_LINK,
- "BAD SerDes ext_phy_config 0x%x\n",
+ DP(NETIF_MSG_LINK, "BAD SerDes ext_phy_config 0x%x\n",
params->ext_phy_config);
break;
}
}
}
-
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);
+ DP(NETIF_MSG_LINK, "FW version 0x%x:0x%x for port %d\n",
+ (u16)(spirom_ver>>16), (u16)spirom_ver, port);
REG_WR(bp, shmem_base +
offsetof(struct shmem_region,
port_mb[port].ext_phy_fw_version),
@@ -2171,6 +2168,7 @@
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,
@@ -2423,7 +2421,6 @@
}
DP(NETIF_MSG_LINK, "Warning: XAUI work-around timeout !!!\n");
return -EINVAL;
-
}
static void bnx2x_bcm8073_bcm8727_external_rom_boot(struct bnx2x *bp, u8 port,
@@ -2565,6 +2562,7 @@
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.)*/
@@ -2597,6 +2595,7 @@
u8 port = params->port;
u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config);
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");
@@ -2808,6 +2807,7 @@
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,
@@ -2842,7 +2842,6 @@
DP(NETIF_MSG_LINK, "Optic module detected\n");
check_limiting_mode = 1;
break;
-
default:
DP(NETIF_MSG_LINK, "Unable to determine module type 0x%x !!!\n",
val);
@@ -3169,6 +3168,7 @@
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,
@@ -3236,6 +3236,7 @@
MDIO_AN_REG_CTRL,
0x0000);
}
+
static void bnx2x_bcm8073_set_xaui_low_power_mode(struct link_params *params)
{
struct bnx2x *bp = params->bp;
@@ -3303,7 +3304,6 @@
static void bnx2x_8073_set_pause_cl37(struct link_params *params,
struct link_vars *vars)
{
-
struct bnx2x *bp = params->bp;
u16 cl37_val;
u8 ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config);
@@ -3535,6 +3535,7 @@
u8 enable_cl73)
{
struct bnx2x *bp = params->bp;
+
if (!(vars->phy_flags & PHY_SGMII_FLAG)) {
if ((XGXS_EXT_PHY_TYPE(params->ext_phy_config) ==
PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) &&
@@ -3585,6 +3586,7 @@
u16 ctrl = 0;
u16 val = 0;
u8 rc = 0;
+
if (vars->phy_flags & PHY_XGXS_FLAG) {
ext_phy_addr = XGXS_EXT_PHY_ADDR(params->ext_phy_config);
@@ -3881,14 +3883,12 @@
bnx2x_8073_set_pause_cl37(params, vars);
if (ext_phy_type ==
- PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072){
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072)
bnx2x_bcm8072_external_rom_boot(params);
- } else {
-
+ else
/* In case of 8073 with long xaui lines,
don't set the 8073 xaui low power*/
bnx2x_bcm8073_set_xaui_low_power_mode(params);
- }
bnx2x_cl45_read(bp, params->port,
ext_phy_type,
@@ -3953,10 +3953,8 @@
ext_phy_addr,
MDIO_AN_DEVAD,
MDIO_AN_REG_ADV, val);
-
if (ext_phy_type ==
PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073) {
-
bnx2x_cl45_read(bp, params->port,
ext_phy_type,
ext_phy_addr,
@@ -4290,7 +4288,6 @@
bnx2x_save_spirom_version(params->bp, params->port,
params->shmem_base,
(u32)(fw_ver1<<16 | fw_ver2));
-
break;
}
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481:
@@ -4621,6 +4618,7 @@
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 = XGXS_EXT_PHY_ADDR(params->ext_phy_config);
ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
@@ -4729,7 +4727,6 @@
break;
}
}
-
if (val2 & (1<<1))
vars->line_speed = SPEED_1000;
else
@@ -4786,8 +4783,9 @@
if ((val1 & (1<<8)) == 0) {
DP(NETIF_MSG_LINK, "8727 Power fault"
- " has been detected on port"
- " %d\n", params->port);
+ " has been detected on "
+ "port %d\n",
+ params->port);
printk(KERN_ERR PFX "Error: Power"
" fault on %s Port %d has"
" been detected and the"
@@ -4894,6 +4892,7 @@
{
u16 link_status = 0;
u16 an1000_status = 0;
+
if (ext_phy_type ==
PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) {
bnx2x_cl45_read(bp, params->port,
@@ -4909,7 +4908,6 @@
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
@@ -5039,8 +5037,6 @@
MDIO_PMA_DEVAD,
MDIO_PMA_REG_CDR_BANDWIDTH,
0x0333);
-
-
}
bnx2x_cl45_read(bp, params->port,
ext_phy_type,
@@ -5225,7 +5221,6 @@
ext_phy_addr);
}
}
-
break;
default:
DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n",
@@ -5272,6 +5267,7 @@
u32 ext_phy_type;
u32 mask;
struct bnx2x *bp = params->bp;
+
/* setting the status to report on link up
for either XGXS or SerDes */
@@ -5303,10 +5299,10 @@
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,
+
+ 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),
@@ -5738,6 +5734,7 @@
u8 rc = 0;
u32 tmp;
u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
+
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);
@@ -5816,6 +5813,7 @@
u8 rc = 0;
u8 non_ext_phy;
u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
+
/* Activate the external PHY */
bnx2x_ext_phy_reset(params, vars);
@@ -5889,11 +5887,11 @@
u8 bnx2x_phy_init(struct link_params *params, struct link_vars *vars)
{
struct bnx2x *bp = params->bp;
-
u32 val;
- DP(NETIF_MSG_LINK, "Phy Initialization started \n");
- DP(NETIF_MSG_LINK, "req_speed = %d, req_flowctrl=%d\n",
- params->req_line_speed, params->req_flow_ctrl);
+
+ DP(NETIF_MSG_LINK, "Phy Initialization started\n");
+ DP(NETIF_MSG_LINK, "req_speed %d, req_flowctrl %d\n",
+ params->req_line_speed, params->req_flow_ctrl);
vars->link_status = 0;
vars->phy_link_up = 0;
vars->link_up = 0;
@@ -5907,7 +5905,6 @@
else
vars->phy_flags = PHY_XGXS_FLAG;
-
/* disable attentions */
bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + params->port*4,
(NIG_MASK_XGXS0_LINK_STATUS |
@@ -5918,6 +5915,7 @@
bnx2x_emac_init(params, vars);
if (CHIP_REV_IS_FPGA(bp)) {
+
vars->link_up = 1;
vars->line_speed = SPEED_10000;
vars->duplex = DUPLEX_FULL;
@@ -5926,7 +5924,8 @@
/* enable on E1.5 FPGA */
if (CHIP_IS_E1H(bp)) {
vars->flow_ctrl |=
- (BNX2X_FLOW_CTRL_TX | BNX2X_FLOW_CTRL_RX);
+ (BNX2X_FLOW_CTRL_TX |
+ BNX2X_FLOW_CTRL_RX);
vars->link_status |=
(LINK_STATUS_TX_FLOW_CONTROL_ENABLED |
LINK_STATUS_RX_FLOW_CONTROL_ENABLED);
@@ -5935,8 +5934,7 @@
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);
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + params->port*4, 0);
/* update shared memory */
bnx2x_update_mng(params, vars->link_status);
@@ -5966,6 +5964,7 @@
} else
if (params->loopback_mode == LOOPBACK_BMAC) {
+
vars->link_up = 1;
vars->line_speed = SPEED_10000;
vars->duplex = DUPLEX_FULL;
@@ -5980,7 +5979,9 @@
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;
@@ -5996,8 +5997,10 @@
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)) {
+ (params->loopback_mode == LOOPBACK_EXT_PHY)) {
+
vars->link_up = 1;
vars->line_speed = SPEED_10000;
vars->duplex = DUPLEX_FULL;
@@ -6034,7 +6037,6 @@
} else
/* No loopback */
{
-
bnx2x_phy_deassert(params, vars->phy_flags);
switch (params->switch_cfg) {
case SWITCH_CFG_1G:
@@ -6042,8 +6044,7 @@
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;
+ vars->phy_flags |= PHY_SGMII_FLAG;
}
val = REG_RD(bp,
@@ -6064,7 +6065,6 @@
default:
DP(NETIF_MSG_LINK, "Invalid switch_cfg\n");
return -EINVAL;
- break;
}
DP(NETIF_MSG_LINK, "Phy address = 0x%x\n", params->phy_addr);
@@ -6089,7 +6089,6 @@
u8 bnx2x_link_reset(struct link_params *params, struct link_vars *vars,
u8 reset_ext_phy)
{
-
struct bnx2x *bp = params->bp;
u32 ext_phy_config = params->ext_phy_config;
u16 hw_led_mode = params->hw_led_mode;
@@ -6102,7 +6101,6 @@
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,
@@ -6198,6 +6196,7 @@
{
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,
@@ -6234,6 +6233,7 @@
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);
@@ -6547,6 +6547,7 @@
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);