tg3: Whitespace, constant, and comment updates

This patch fixes whitespace errors, preprocessor definition placement
oddities and updates comments.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Reviewed-by: Benjamin Li <benli@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 40 insertions, 38 deletions

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index c002b9f97cdf..9b8d8a227281 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -101,7 +101,7 @@
 #define TG3_DEF_RX_RING_PENDING         200
 #define TG3_RX_JUMBO_RING_SIZE          256
 #define TG3_DEF_RX_JUMBO_RING_PENDING   100
-#define TG3_RSS_INDIR_TBL_SIZE 128
+#define TG3_RSS_INDIR_TBL_SIZE          128
 
 /* Do not place this n-ring entries value into the tp struct itself,
  * we really want to expose these constants to GCC so that modulo et
@@ -142,6 +142,8 @@
 #define TG3_RX_JMB_BUFF_RING_SIZE \
         (sizeof(struct ring_info) * TG3_RX_JUMBO_RING_SIZE)
 
+#define TG3_RSS_MIN_NUM_MSIX_VECS       2
+
 /* minimum number of free TX descriptors required to wake up TX process */
 #define TG3_TX_WAKEUP_THRESH(tnapi)             ((tnapi)->tx_pending / 4)
 
@@ -152,6 +154,8 @@
 
 #define TG3_NUM_TEST            6
 
+#define TG3_FW_UPDATE_TIMEOUT_SEC       5
+
 #define FIRMWARE_TG3            "tigon/tg3.bin"
 #define FIRMWARE_TG3TSO         "tigon/tg3_tso.bin"
 #define FIRMWARE_TG3TSO5        "tigon/tg3_tso5.bin"
@@ -167,8 +171,6 @@ MODULE_FIRMWARE(FIRMWARE_TG3);
 MODULE_FIRMWARE(FIRMWARE_TG3TSO);
 MODULE_FIRMWARE(FIRMWARE_TG3TSO5);
 
-#define TG3_RSS_MIN_NUM_MSIX_VECS       2
-
 static int tg3_debug = -1;      /* -1 == use TG3_DEF_MSG_ENABLE as value */
 module_param(tg3_debug, int, 0);
 MODULE_PARM_DESC(tg3_debug, "Tigon3 bitmapped debugging message enable value");
@@ -496,16 +498,16 @@ static void tg3_write32_mbox_5906(struct tg3 *tp, u32 off, u32 val)
         writel(val, tp->regs + off + GRCMBOX_BASE);
 }
 
-#define tw32_mailbox(reg, val)  tp->write32_mbox(tp, reg, val)
+#define tw32_mailbox(reg, val)          tp->write32_mbox(tp, reg, val)
 #define tw32_mailbox_f(reg, val)        tw32_mailbox_flush(tp, (reg), (val))
-#define tw32_rx_mbox(reg, val)  tp->write32_rx_mbox(tp, reg, val)
-#define tw32_tx_mbox(reg, val)  tp->write32_tx_mbox(tp, reg, val)
-#define tr32_mailbox(reg)       tp->read32_mbox(tp, reg)
+#define tw32_rx_mbox(reg, val)          tp->write32_rx_mbox(tp, reg, val)
+#define tw32_tx_mbox(reg, val)          tp->write32_tx_mbox(tp, reg, val)
+#define tr32_mailbox(reg)               tp->read32_mbox(tp, reg)
 
-#define tw32(reg,val)           tp->write32(tp, reg, val)
-#define tw32_f(reg,val)         _tw32_flush(tp,(reg),(val), 0)
-#define tw32_wait_f(reg,val,us) _tw32_flush(tp,(reg),(val), (us))
-#define tr32(reg)               tp->read32(tp, reg)
+#define tw32(reg, val)                  tp->write32(tp, reg, val)
+#define tw32_f(reg, val)                _tw32_flush(tp, (reg), (val), 0)
+#define tw32_wait_f(reg, val, us)       _tw32_flush(tp, (reg), (val), (us))
+#define tr32(reg)                       tp->read32(tp, reg)
 
 static void tg3_write_mem(struct tg3 *tp, u32 off, u32 val)
 {
@@ -651,6 +653,7 @@ static void tg3_enable_ints(struct tg3 *tp)
         tp->coal_now = tp->coalesce_mode | HOSTCC_MODE_ENABLE;
         for (i = 0; i < tp->irq_cnt; i++) {
                 struct tg3_napi *tnapi = &tp->napi[i];
+
                 tw32_mailbox_f(tnapi->int_mbox, tnapi->last_tag << 24);
                 if (tp->tg3_flags2 & TG3_FLG2_1SHOT_MSI)
                         tw32_mailbox_f(tnapi->int_mbox, tnapi->last_tag << 24);
@@ -1437,7 +1440,7 @@ static void tg3_adjust_link(struct net_device *dev)
             phydev->speed != tp->link_config.active_speed ||
             phydev->duplex != tp->link_config.active_duplex ||
             oldflowctrl != tp->link_config.active_flowctrl)
-            linkmesg = 1;
+                linkmesg = 1;
 
         tp->link_config.active_speed = phydev->speed;
         tp->link_config.active_duplex = phydev->duplex;
@@ -2007,8 +2010,8 @@ out:
                 u32 phy_reg;
 
                 if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &phy_reg))
-                    tg3_writephy(tp, MII_TG3_EXT_CTRL,
-                                 phy_reg | MII_TG3_EXT_CTRL_FIFO_ELASTIC);
+                        tg3_writephy(tp, MII_TG3_EXT_CTRL,
+                                     phy_reg | MII_TG3_EXT_CTRL_FIFO_ELASTIC);
         }
 
         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
@@ -4211,6 +4214,7 @@ static void tg3_serdes_parallel_detect(struct tg3 *tp)
                 tp->serdes_counter--;
                 return;
         }
+
         if (!netif_carrier_ok(tp->dev) &&
             (tp->link_config.autoneg == AUTONEG_ENABLE)) {
                 u32 bmcr;
@@ -4519,8 +4523,8 @@ static void tg3_recycle_rx(struct tg3_napi *tnapi,
         struct tg3 *tp = tnapi->tp;
         struct tg3_rx_buffer_desc *src_desc, *dest_desc;
         struct ring_info *src_map, *dest_map;
-        int dest_idx;
         struct tg3_rx_prodring_set *spr = &tp->prodring[0];
+        int dest_idx;
 
         switch (opaque_key) {
         case RXD_OPAQUE_RING_STD:
@@ -4981,7 +4985,7 @@ static int tg3_poll_msix(struct napi_struct *napi, int budget)
                 if (unlikely(work_done >= budget))
                         break;
 
-                /* tp->last_tag is used in tg3_restart_ints() below
+                /* tp->last_tag is used in tg3_int_reenable() below
                  * to tell the hw how much work has been processed,
                  * so we must read it before checking for more work.
                  */
@@ -5496,7 +5500,6 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb,
         struct netdev_queue *txq;
         unsigned int i, last;
 
-
         txq = netdev_get_tx_queue(dev, skb_get_queue_mapping(skb));
         tnapi = &tp->napi[skb_get_queue_mapping(skb)];
         if (tp->tg3_flags3 & TG3_FLG3_ENABLE_TSS)
@@ -5700,7 +5703,6 @@ static netdev_tx_t tg3_start_xmit_dma_bug(struct sk_buff *skb,
         struct netdev_queue *txq;
         unsigned int i, last;
 
-
         txq = netdev_get_tx_queue(dev, skb_get_queue_mapping(skb));
         tnapi = &tp->napi[skb_get_queue_mapping(skb)];
         if (tp->tg3_flags3 & TG3_FLG3_ENABLE_TSS)
@@ -6013,7 +6015,7 @@ static void tg3_rx_prodring_free(struct tg3 *tp,
         }
 }
 
-/* Initialize tx/rx rings for packet processing.
+/* Initialize rx rings for packet processing.
  *
  * The chip has been shut down and the driver detached from
  * the networking, so no interrupts or new tx packets will
@@ -8491,8 +8493,8 @@ static void tg3_timer(unsigned long __opaque)
                         tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX,
                                       FWCMD_NICDRV_ALIVE3);
                         tg3_write_mem(tp, NIC_SRAM_FW_CMD_LEN_MBOX, 4);
-                        /* 5 seconds timeout */
-                        tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX, 5);
+                        tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX,
+                                      TG3_FW_UPDATE_TIMEOUT_SEC);
 
                         tg3_generate_fw_event(tp);
                 }
@@ -9634,7 +9636,7 @@ static int tg3_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
                 memcpy(data, ((char*)&val) + b_offset, b_count);
                 len -= b_count;
                 offset += b_count;
-                eeprom->len += b_count;
+                eeprom->len += b_count;
         }
 
         /* read bytes upto the last 4 byte boundary */
@@ -10182,8 +10184,8 @@ static int tg3_set_rx_csum(struct net_device *dev, u32 data)
         if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
                 if (data != 0)
                         return -EINVAL;
-                return 0;
-        }
+                return 0;
+        }
 
         spin_lock_bh(&tp->lock);
         if (data)
@@ -10202,8 +10204,8 @@ static int tg3_set_tx_csum(struct net_device *dev, u32 data)
         if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
                 if (data != 0)
                         return -EINVAL;
-                return 0;
-        }
+                return 0;
+        }
 
         if (tp->tg3_flags3 & TG3_FLG3_5755_PLUS)
                 ethtool_op_set_tx_ipv6_csum(dev, data);
@@ -10477,7 +10479,7 @@ static int tg3_test_registers(struct tg3 *tp)
                 { MAC_ADDR_0_HIGH, 0x0000,
                         0x00000000, 0x0000ffff },
                 { MAC_ADDR_0_LOW, 0x0000,
-                        0x00000000, 0xffffffff },
+                        0x00000000, 0xffffffff },
                 { MAC_RX_MTU_SIZE, 0x0000,
                         0x00000000, 0x0000ffff },
                 { MAC_TX_MODE, 0x0000,
@@ -11913,7 +11915,7 @@ static int tg3_nvram_write_block_unbuffered(struct tg3 *tp, u32 offset, u32 len,
                 if (ret)
                         break;
 
-                page_off = offset & pagemask;
+                page_off = offset & pagemask;
                 size = pagesize;
                 if (len < size)
                         size = len;
@@ -11941,7 +11943,7 @@ static int tg3_nvram_write_block_unbuffered(struct tg3 *tp, u32 offset, u32 len,
                 nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR |
                         NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_ERASE;
 
-                if (tg3_nvram_exec_cmd(tp, nvram_cmd))
+                if (tg3_nvram_exec_cmd(tp, nvram_cmd))
                         break;
 
                 /* Issue another write enable to start the write. */
@@ -11995,7 +11997,7 @@ static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len,
                 memcpy(&data, buf + i, 4);
                 tw32(NVRAM_WRDATA, be32_to_cpu(data));
 
-                page_off = offset % tp->nvram_pagesize;
+                page_off = offset % tp->nvram_pagesize;
 
                 phy_addr = tg3_nvram_phys_addr(tp, offset);
 
@@ -12003,7 +12005,7 @@ static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len,
 
                 nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR;
 
-                if ((page_off == 0) || (i == 0))
+                if (page_off == 0 || i == 0)
                         nvram_cmd |= NVRAM_CMD_FIRST;
                 if (page_off == (tp->nvram_pagesize - 4))
                         nvram_cmd |= NVRAM_CMD_LAST;
@@ -12949,9 +12951,9 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
 {
         static struct pci_device_id write_reorder_chipsets[] = {
                 { PCI_DEVICE(PCI_VENDOR_ID_AMD,
-                             PCI_DEVICE_ID_AMD_FE_GATE_700C) },
+                             PCI_DEVICE_ID_AMD_FE_GATE_700C) },
                 { PCI_DEVICE(PCI_VENDOR_ID_AMD,
-                             PCI_DEVICE_ID_AMD_8131_BRIDGE) },
+                             PCI_DEVICE_ID_AMD_8131_BRIDGE) },
                 { PCI_DEVICE(PCI_VENDOR_ID_VIA,
                              PCI_DEVICE_ID_VIA_8385_0) },
                 { },
@@ -13240,8 +13242,8 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
                 tp->tg3_flags3 |= TG3_FLG3_USE_JUMBO_BDFLAG;
 
         if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ||
-             (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) ||
-                 (tp->tg3_flags3 & TG3_FLG3_USE_JUMBO_BDFLAG))
+            (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) ||
+            (tp->tg3_flags3 & TG3_FLG3_USE_JUMBO_BDFLAG))
                 tp->tg3_flags |= TG3_FLAG_JUMBO_CAPABLE;
 
         pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 4836f56cbdd1..5d7f72a2ea01 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -23,7 +23,7 @@
 #define TG3_BDINFO_NIC_ADDR             0xcUL /* 32-bit */
 #define TG3_BDINFO_SIZE                 0x10UL
 
-#define RX_COPY_THRESHOLD               256
+#define RX_COPY_THRESHOLD               256
 
 #define TG3_RX_INTERNAL_RING_SZ_5906    32
 
@@ -252,7 +252,7 @@
 /* 0x94 --> 0x98 unused */
 #define TG3PCI_STD_RING_PROD_IDX        0x00000098 /* 64-bit */
 #define TG3PCI_RCV_RET_RING_CON_IDX     0x000000a0 /* 64-bit */
-/* 0xa0 --> 0xb8 unused */
+/* 0xa8 --> 0xb8 unused */
 #define TG3PCI_DUAL_MAC_CTRL            0x000000b8
 #define  DUAL_MAC_CTRL_CH_MASK           0x00000003
 #define  DUAL_MAC_CTRL_ID                0x00000004
@@ -2561,7 +2561,7 @@ struct tg3_bufmgr_config {
 
 struct tg3_ethtool_stats {
         /* Statistics maintained by Receive MAC. */
-        u64             rx_octets;
+        u64             rx_octets;
         u64             rx_fragments;
         u64             rx_ucast_packets;
         u64             rx_mcast_packets;