e1000: fix whitespace issues and multi-line comments

Fixes whitespace issues, such as lines exceeding 80 chars, needless blank
lines and the use of spaces where tabs are needed.  In addition, fix
multi-line comments to align with the networking standard.

Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
This commit is contained in:
Jeff Kirsher 2013-02-09 12:49:21 +00:00
parent efd9450e7e
commit 6cfbd97b3e
5 changed files with 586 additions and 528 deletions

View File

@ -81,68 +81,69 @@ struct e1000_adapter;
#include "e1000_hw.h"
#define E1000_MAX_INTR 10
#define E1000_MAX_INTR 10
/* TX/RX descriptor defines */
#define E1000_DEFAULT_TXD 256
#define E1000_MAX_TXD 256
#define E1000_MIN_TXD 48
#define E1000_MAX_82544_TXD 4096
#define E1000_DEFAULT_TXD 256
#define E1000_MAX_TXD 256
#define E1000_MIN_TXD 48
#define E1000_MAX_82544_TXD 4096
#define E1000_DEFAULT_RXD 256
#define E1000_MAX_RXD 256
#define E1000_MIN_RXD 48
#define E1000_MAX_82544_RXD 4096
#define E1000_DEFAULT_RXD 256
#define E1000_MAX_RXD 256
#define E1000_MIN_RXD 48
#define E1000_MAX_82544_RXD 4096
#define E1000_MIN_ITR_USECS 10 /* 100000 irq/sec */
#define E1000_MAX_ITR_USECS 10000 /* 100 irq/sec */
/* this is the size past which hardware will drop packets when setting LPE=0 */
#define MAXIMUM_ETHERNET_VLAN_SIZE 1522
#define MAXIMUM_ETHERNET_VLAN_SIZE 1522
/* Supported Rx Buffer Sizes */
#define E1000_RXBUFFER_128 128 /* Used for packet split */
#define E1000_RXBUFFER_256 256 /* Used for packet split */
#define E1000_RXBUFFER_512 512
#define E1000_RXBUFFER_1024 1024
#define E1000_RXBUFFER_2048 2048
#define E1000_RXBUFFER_4096 4096
#define E1000_RXBUFFER_8192 8192
#define E1000_RXBUFFER_16384 16384
#define E1000_RXBUFFER_128 128 /* Used for packet split */
#define E1000_RXBUFFER_256 256 /* Used for packet split */
#define E1000_RXBUFFER_512 512
#define E1000_RXBUFFER_1024 1024
#define E1000_RXBUFFER_2048 2048
#define E1000_RXBUFFER_4096 4096
#define E1000_RXBUFFER_8192 8192
#define E1000_RXBUFFER_16384 16384
/* SmartSpeed delimiters */
#define E1000_SMARTSPEED_DOWNSHIFT 3
#define E1000_SMARTSPEED_MAX 15
#define E1000_SMARTSPEED_DOWNSHIFT 3
#define E1000_SMARTSPEED_MAX 15
/* Packet Buffer allocations */
#define E1000_PBA_BYTES_SHIFT 0xA
#define E1000_TX_HEAD_ADDR_SHIFT 7
#define E1000_PBA_TX_MASK 0xFFFF0000
#define E1000_PBA_BYTES_SHIFT 0xA
#define E1000_TX_HEAD_ADDR_SHIFT 7
#define E1000_PBA_TX_MASK 0xFFFF0000
/* Flow Control Watermarks */
#define E1000_FC_HIGH_DIFF 0x1638 /* High: 5688 bytes below Rx FIFO size */
#define E1000_FC_LOW_DIFF 0x1640 /* Low: 5696 bytes below Rx FIFO size */
#define E1000_FC_HIGH_DIFF 0x1638 /* High: 5688 bytes below Rx FIFO size */
#define E1000_FC_LOW_DIFF 0x1640 /* Low: 5696 bytes below Rx FIFO size */
#define E1000_FC_PAUSE_TIME 0xFFFF /* pause for the max or until send xon */
#define E1000_FC_PAUSE_TIME 0xFFFF /* pause for the max or until send xon */
/* How many Tx Descriptors do we need to call netif_wake_queue ? */
#define E1000_TX_QUEUE_WAKE 16
/* How many Rx Buffers do we bundle into one write to the hardware ? */
#define E1000_RX_BUFFER_WRITE 16 /* Must be power of 2 */
#define E1000_RX_BUFFER_WRITE 16 /* Must be power of 2 */
#define AUTO_ALL_MODES 0
#define E1000_EEPROM_82544_APM 0x0004
#define E1000_EEPROM_APME 0x0400
#define AUTO_ALL_MODES 0
#define E1000_EEPROM_82544_APM 0x0004
#define E1000_EEPROM_APME 0x0400
#ifndef E1000_MASTER_SLAVE
/* Switch to override PHY master/slave setting */
#define E1000_MASTER_SLAVE e1000_ms_hw_default
#endif
#define E1000_MNG_VLAN_NONE (-1)
#define E1000_MNG_VLAN_NONE (-1)
/* wrapper around a pointer to a socket buffer,
* so a DMA handle can be stored along with the buffer */
* so a DMA handle can be stored along with the buffer
*/
struct e1000_buffer {
struct sk_buff *skb;
dma_addr_t dma;

View File

@ -115,12 +115,12 @@ static int e1000_get_settings(struct net_device *netdev,
if (hw->media_type == e1000_media_type_copper) {
ecmd->supported = (SUPPORTED_10baseT_Half |
SUPPORTED_10baseT_Full |
SUPPORTED_100baseT_Half |
SUPPORTED_100baseT_Full |
SUPPORTED_1000baseT_Full|
SUPPORTED_Autoneg |
SUPPORTED_TP);
SUPPORTED_10baseT_Full |
SUPPORTED_100baseT_Half |
SUPPORTED_100baseT_Full |
SUPPORTED_1000baseT_Full|
SUPPORTED_Autoneg |
SUPPORTED_TP);
ecmd->advertising = ADVERTISED_TP;
if (hw->autoneg == 1) {
@ -161,8 +161,8 @@ static int e1000_get_settings(struct net_device *netdev,
ethtool_cmd_speed_set(ecmd, adapter->link_speed);
/* unfortunately FULL_DUPLEX != DUPLEX_FULL
* and HALF_DUPLEX != DUPLEX_HALF */
* and HALF_DUPLEX != DUPLEX_HALF
*/
if (adapter->link_duplex == FULL_DUPLEX)
ecmd->duplex = DUPLEX_FULL;
else
@ -179,8 +179,7 @@ static int e1000_get_settings(struct net_device *netdev,
if ((hw->media_type == e1000_media_type_copper) &&
netif_carrier_ok(netdev))
ecmd->eth_tp_mdix = (!!adapter->phy_info.mdix_mode ?
ETH_TP_MDI_X :
ETH_TP_MDI);
ETH_TP_MDI_X : ETH_TP_MDI);
else
ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID;
@ -197,8 +196,7 @@ static int e1000_set_settings(struct net_device *netdev,
struct e1000_adapter *adapter = netdev_priv(netdev);
struct e1000_hw *hw = &adapter->hw;
/*
* MDI setting is only allowed when autoneg enabled because
/* MDI setting is only allowed when autoneg enabled because
* some hardware doesn't allow MDI setting when speed or
* duplex is forced.
*/
@ -224,8 +222,8 @@ static int e1000_set_settings(struct net_device *netdev,
ADVERTISED_Autoneg;
else
hw->autoneg_advertised = ecmd->advertising |
ADVERTISED_TP |
ADVERTISED_Autoneg;
ADVERTISED_TP |
ADVERTISED_Autoneg;
ecmd->advertising = hw->autoneg_advertised;
} else {
u32 speed = ethtool_cmd_speed(ecmd);
@ -260,8 +258,7 @@ static u32 e1000_get_link(struct net_device *netdev)
{
struct e1000_adapter *adapter = netdev_priv(netdev);
/*
* If the link is not reported up to netdev, interrupts are disabled,
/* If the link is not reported up to netdev, interrupts are disabled,
* and so the physical link state may have changed since we last
* looked. Set get_link_status to make sure that the true link
* state is interrogated, rather than pulling a cached and possibly
@ -484,7 +481,7 @@ static int e1000_get_eeprom(struct net_device *netdev,
le16_to_cpus(&eeprom_buff[i]);
memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1),
eeprom->len);
eeprom->len);
kfree(eeprom_buff);
return ret_val;
@ -517,15 +514,17 @@ static int e1000_set_eeprom(struct net_device *netdev,
ptr = (void *)eeprom_buff;
if (eeprom->offset & 1) {
/* need read/modify/write of first changed EEPROM word */
/* only the second byte of the word is being modified */
/* need read/modify/write of first changed EEPROM word
* only the second byte of the word is being modified
*/
ret_val = e1000_read_eeprom(hw, first_word, 1,
&eeprom_buff[0]);
ptr++;
}
if (((eeprom->offset + eeprom->len) & 1) && (ret_val == 0)) {
/* need read/modify/write of last changed EEPROM word */
/* only the first byte of the word is being modified */
/* need read/modify/write of last changed EEPROM word
* only the first byte of the word is being modified
*/
ret_val = e1000_read_eeprom(hw, last_word, 1,
&eeprom_buff[last_word - first_word]);
}
@ -606,11 +605,13 @@ static int e1000_set_ringparam(struct net_device *netdev,
rx_old = adapter->rx_ring;
err = -ENOMEM;
txdr = kcalloc(adapter->num_tx_queues, sizeof(struct e1000_tx_ring), GFP_KERNEL);
txdr = kcalloc(adapter->num_tx_queues, sizeof(struct e1000_tx_ring),
GFP_KERNEL);
if (!txdr)
goto err_alloc_tx;
rxdr = kcalloc(adapter->num_rx_queues, sizeof(struct e1000_rx_ring), GFP_KERNEL);
rxdr = kcalloc(adapter->num_rx_queues, sizeof(struct e1000_rx_ring),
GFP_KERNEL);
if (!rxdr)
goto err_alloc_rx;
@ -619,12 +620,12 @@ static int e1000_set_ringparam(struct net_device *netdev,
rxdr->count = max(ring->rx_pending,(u32)E1000_MIN_RXD);
rxdr->count = min(rxdr->count,(u32)(mac_type < e1000_82544 ?
E1000_MAX_RXD : E1000_MAX_82544_RXD));
E1000_MAX_RXD : E1000_MAX_82544_RXD));
rxdr->count = ALIGN(rxdr->count, REQ_RX_DESCRIPTOR_MULTIPLE);
txdr->count = max(ring->tx_pending,(u32)E1000_MIN_TXD);
txdr->count = min(txdr->count,(u32)(mac_type < e1000_82544 ?
E1000_MAX_TXD : E1000_MAX_82544_TXD));
E1000_MAX_TXD : E1000_MAX_82544_TXD));
txdr->count = ALIGN(txdr->count, REQ_TX_DESCRIPTOR_MULTIPLE);
for (i = 0; i < adapter->num_tx_queues; i++)
@ -642,7 +643,8 @@ static int e1000_set_ringparam(struct net_device *netdev,
goto err_setup_tx;
/* save the new, restore the old in order to free it,
* then restore the new back again */
* then restore the new back again
*/
adapter->rx_ring = rx_old;
adapter->tx_ring = tx_old;
@ -784,7 +786,6 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
REG_SET_AND_CHECK(TCTL, 0xFFFFFFFF, 0x00000000);
if (hw->mac_type >= e1000_82543) {
REG_SET_AND_CHECK(RCTL, before, 0xFFFFFFFF);
REG_PATTERN_TEST(RDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
REG_PATTERN_TEST(TXCW, 0xC000FFFF, 0x0000FFFF);
@ -795,14 +796,11 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
REG_PATTERN_TEST(RA + (((i << 1) + 1) << 2), 0x8003FFFF,
0xFFFFFFFF);
}
} else {
REG_SET_AND_CHECK(RCTL, 0xFFFFFFFF, 0x01FFFFFF);
REG_PATTERN_TEST(RDBAL, 0xFFFFF000, 0xFFFFFFFF);
REG_PATTERN_TEST(TXCW, 0x0000FFFF, 0x0000FFFF);
REG_PATTERN_TEST(TDBAL, 0xFFFFF000, 0xFFFFFFFF);
}
value = E1000_MC_TBL_SIZE;
@ -858,13 +856,14 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
*data = 0;
/* NOTE: we don't test MSI interrupts here, yet */
/* Hook up test interrupt handler just for this test */
/* NOTE: we don't test MSI interrupts here, yet
* Hook up test interrupt handler just for this test
*/
if (!request_irq(irq, e1000_test_intr, IRQF_PROBE_SHARED, netdev->name,
netdev))
netdev))
shared_int = false;
else if (request_irq(irq, e1000_test_intr, IRQF_SHARED,
netdev->name, netdev)) {
netdev->name, netdev)) {
*data = 1;
return -1;
}
@ -1253,14 +1252,15 @@ static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */
E1000_CTRL_FD); /* Force Duplex to FULL */
E1000_CTRL_FD); /* Force Duplex to FULL */
if (hw->media_type == e1000_media_type_copper &&
hw->phy_type == e1000_phy_m88)
ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */
else {
/* Set the ILOS bit on the fiber Nic is half
* duplex link is detected. */
* duplex link is detected.
*/
stat_reg = er32(STATUS);
if ((stat_reg & E1000_STATUS_FD) == 0)
ctrl_reg |= (E1000_CTRL_ILOS | E1000_CTRL_SLU);
@ -1446,7 +1446,7 @@ static int e1000_run_loopback_test(struct e1000_adapter *adapter)
ret_val = e1000_check_lbtest_frame(
rxdr->buffer_info[l].skb,
1024);
1024);
if (!ret_val)
good_cnt++;
if (unlikely(++l == rxdr->count)) l = 0;
@ -1493,7 +1493,8 @@ static int e1000_link_test(struct e1000_adapter *adapter, u64 *data)
hw->serdes_has_link = false;
/* On some blade server designs, link establishment
* could take as long as 2-3 minutes */
* could take as long as 2-3 minutes
*/
do {
e1000_check_for_link(hw);
if (hw->serdes_has_link)
@ -1545,7 +1546,8 @@ static void e1000_diag_test(struct net_device *netdev,
e_info(hw, "offline testing starting\n");
/* Link test performed before hardware reset so autoneg doesn't
* interfere with test result */
* interfere with test result
*/
if (e1000_link_test(adapter, &data[4]))
eth_test->flags |= ETH_TEST_FL_FAILED;
@ -1639,7 +1641,8 @@ static int e1000_wol_exclusion(struct e1000_adapter *adapter,
default:
/* dual port cards only support WoL on port A from now on
* unless it was enabled in the eeprom for port B
* so exclude FUNC_1 ports from having WoL enabled */
* so exclude FUNC_1 ports from having WoL enabled
*/
if (er32(STATUS) & E1000_STATUS_FUNC_1 &&
!adapter->eeprom_wol) {
wol->supported = 0;
@ -1663,7 +1666,8 @@ static void e1000_get_wol(struct net_device *netdev,
wol->wolopts = 0;
/* this function will set ->supported = 0 and return 1 if wol is not
* supported by this hardware */
* supported by this hardware
*/
if (e1000_wol_exclusion(adapter, wol) ||
!device_can_wakeup(&adapter->pdev->dev))
return;
@ -1839,7 +1843,7 @@ static void e1000_get_ethtool_stats(struct net_device *netdev,
data[i] = (e1000_gstrings_stats[i].sizeof_stat ==
sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
}
/* BUG_ON(i != E1000_STATS_LEN); */
/* BUG_ON(i != E1000_STATS_LEN); */
}
static void e1000_get_strings(struct net_device *netdev, u32 stringset,
@ -1859,37 +1863,37 @@ static void e1000_get_strings(struct net_device *netdev, u32 stringset,
ETH_GSTRING_LEN);
p += ETH_GSTRING_LEN;
}
/* BUG_ON(p - data != E1000_STATS_LEN * ETH_GSTRING_LEN); */
/* BUG_ON(p - data != E1000_STATS_LEN * ETH_GSTRING_LEN); */
break;
}
}
static const struct ethtool_ops e1000_ethtool_ops = {
.get_settings = e1000_get_settings,
.set_settings = e1000_set_settings,
.get_drvinfo = e1000_get_drvinfo,
.get_regs_len = e1000_get_regs_len,
.get_regs = e1000_get_regs,
.get_wol = e1000_get_wol,
.set_wol = e1000_set_wol,
.get_msglevel = e1000_get_msglevel,
.set_msglevel = e1000_set_msglevel,
.nway_reset = e1000_nway_reset,
.get_link = e1000_get_link,
.get_eeprom_len = e1000_get_eeprom_len,
.get_eeprom = e1000_get_eeprom,
.set_eeprom = e1000_set_eeprom,
.get_ringparam = e1000_get_ringparam,
.set_ringparam = e1000_set_ringparam,
.get_pauseparam = e1000_get_pauseparam,
.set_pauseparam = e1000_set_pauseparam,
.self_test = e1000_diag_test,
.get_strings = e1000_get_strings,
.set_phys_id = e1000_set_phys_id,
.get_ethtool_stats = e1000_get_ethtool_stats,
.get_sset_count = e1000_get_sset_count,
.get_coalesce = e1000_get_coalesce,
.set_coalesce = e1000_set_coalesce,
.get_settings = e1000_get_settings,
.set_settings = e1000_set_settings,
.get_drvinfo = e1000_get_drvinfo,
.get_regs_len = e1000_get_regs_len,
.get_regs = e1000_get_regs,
.get_wol = e1000_get_wol,
.set_wol = e1000_set_wol,
.get_msglevel = e1000_get_msglevel,
.set_msglevel = e1000_set_msglevel,
.nway_reset = e1000_nway_reset,
.get_link = e1000_get_link,
.get_eeprom_len = e1000_get_eeprom_len,
.get_eeprom = e1000_get_eeprom,
.set_eeprom = e1000_set_eeprom,
.get_ringparam = e1000_get_ringparam,
.set_ringparam = e1000_set_ringparam,
.get_pauseparam = e1000_get_pauseparam,
.set_pauseparam = e1000_set_pauseparam,
.self_test = e1000_diag_test,
.get_strings = e1000_get_strings,
.set_phys_id = e1000_set_phys_id,
.get_ethtool_stats = e1000_get_ethtool_stats,
.get_sset_count = e1000_get_sset_count,
.get_coalesce = e1000_get_coalesce,
.set_coalesce = e1000_set_coalesce,
.get_ts_info = ethtool_op_get_ts_info,
};

File diff suppressed because it is too large Load Diff

File diff suppressed because it is too large Load Diff

View File

@ -267,7 +267,6 @@ static void e1000_check_copper_options(struct e1000_adapter *adapter);
* value exists, a default value is used. The final value is stored
* in a variable in the adapter structure.
**/
void e1000_check_options(struct e1000_adapter *adapter)
{
struct e1000_option opt;
@ -319,7 +318,8 @@ void e1000_check_options(struct e1000_adapter *adapter)
.def = E1000_DEFAULT_RXD,
.arg = { .r = {
.min = E1000_MIN_RXD,
.max = mac_type < e1000_82544 ? E1000_MAX_RXD : E1000_MAX_82544_RXD
.max = mac_type < e1000_82544 ? E1000_MAX_RXD :
E1000_MAX_82544_RXD
}}
};
@ -408,7 +408,7 @@ void e1000_check_options(struct e1000_adapter *adapter)
if (num_TxAbsIntDelay > bd) {
adapter->tx_abs_int_delay = TxAbsIntDelay[bd];
e1000_validate_option(&adapter->tx_abs_int_delay, &opt,
adapter);
adapter);
} else {
adapter->tx_abs_int_delay = opt.def;
}
@ -426,7 +426,7 @@ void e1000_check_options(struct e1000_adapter *adapter)
if (num_RxIntDelay > bd) {
adapter->rx_int_delay = RxIntDelay[bd];
e1000_validate_option(&adapter->rx_int_delay, &opt,
adapter);
adapter);
} else {
adapter->rx_int_delay = opt.def;
}
@ -444,7 +444,7 @@ void e1000_check_options(struct e1000_adapter *adapter)
if (num_RxAbsIntDelay > bd) {
adapter->rx_abs_int_delay = RxAbsIntDelay[bd];
e1000_validate_option(&adapter->rx_abs_int_delay, &opt,
adapter);
adapter);
} else {
adapter->rx_abs_int_delay = opt.def;
}
@ -479,16 +479,17 @@ void e1000_check_options(struct e1000_adapter *adapter)
break;
case 4:
e_dev_info("%s set to simplified "
"(2000-8000) ints mode\n", opt.name);
"(2000-8000) ints mode\n", opt.name);
adapter->itr_setting = adapter->itr;
break;
default:
e1000_validate_option(&adapter->itr, &opt,
adapter);
adapter);
/* save the setting, because the dynamic bits
* change itr.
* clear the lower two bits because they are
* used as control */
* used as control
*/
adapter->itr_setting = adapter->itr & ~3;
break;
}
@ -533,7 +534,6 @@ void e1000_check_options(struct e1000_adapter *adapter)
*
* Handles speed and duplex options on fiber adapters
**/
static void e1000_check_fiber_options(struct e1000_adapter *adapter)
{
int bd = adapter->bd_number;
@ -559,7 +559,6 @@ static void e1000_check_fiber_options(struct e1000_adapter *adapter)
*
* Handles speed and duplex options on copper adapters
**/
static void e1000_check_copper_options(struct e1000_adapter *adapter)
{
struct e1000_option opt;
@ -681,22 +680,22 @@ static void e1000_check_copper_options(struct e1000_adapter *adapter)
e_dev_info("Using Autonegotiation at Half Duplex only\n");
adapter->hw.autoneg = adapter->fc_autoneg = 1;
adapter->hw.autoneg_advertised = ADVERTISE_10_HALF |
ADVERTISE_100_HALF;
ADVERTISE_100_HALF;
break;
case FULL_DUPLEX:
e_dev_info("Full Duplex specified without Speed\n");
e_dev_info("Using Autonegotiation at Full Duplex only\n");
adapter->hw.autoneg = adapter->fc_autoneg = 1;
adapter->hw.autoneg_advertised = ADVERTISE_10_FULL |
ADVERTISE_100_FULL |
ADVERTISE_1000_FULL;
ADVERTISE_100_FULL |
ADVERTISE_1000_FULL;
break;
case SPEED_10:
e_dev_info("10 Mbps Speed specified without Duplex\n");
e_dev_info("Using Autonegotiation at 10 Mbps only\n");
adapter->hw.autoneg = adapter->fc_autoneg = 1;
adapter->hw.autoneg_advertised = ADVERTISE_10_HALF |
ADVERTISE_10_FULL;
ADVERTISE_10_FULL;
break;
case SPEED_10 + HALF_DUPLEX:
e_dev_info("Forcing to 10 Mbps Half Duplex\n");
@ -715,7 +714,7 @@ static void e1000_check_copper_options(struct e1000_adapter *adapter)
e_dev_info("Using Autonegotiation at 100 Mbps only\n");
adapter->hw.autoneg = adapter->fc_autoneg = 1;
adapter->hw.autoneg_advertised = ADVERTISE_100_HALF |
ADVERTISE_100_FULL;
ADVERTISE_100_FULL;
break;
case SPEED_100 + HALF_DUPLEX:
e_dev_info("Forcing to 100 Mbps Half Duplex\n");