/*******************************************************************************
Intel PRO/1000 Linux driver
- Copyright(c) 1999 - 2010 Intel Corporation.
+ Copyright(c) 1999 - 2011 Intel Corporation.
This program is free software; you can redistribute it and/or modify it
under the terms and conditions of the GNU General Public License,
#define DRV_EXTRAVERSION "-k2"
-#define DRV_VERSION "1.2.7" DRV_EXTRAVERSION
+#define DRV_VERSION "1.2.20" DRV_EXTRAVERSION
char e1000e_driver_name[] = "e1000e";
const char e1000e_driver_version[] = DRV_VERSION;
char *name;
};
-#define E1000_RDFH 0x02410 /* Rx Data FIFO Head - RW */
-#define E1000_RDFT 0x02418 /* Rx Data FIFO Tail - RW */
-#define E1000_RDFHS 0x02420 /* Rx Data FIFO Head Saved - RW */
-#define E1000_RDFTS 0x02428 /* Rx Data FIFO Tail Saved - RW */
-#define E1000_RDFPC 0x02430 /* Rx Data FIFO Packet Count - RW */
+#define E1000_RDFH 0x02410 /* Rx Data FIFO Head - RW */
+#define E1000_RDFT 0x02418 /* Rx Data FIFO Tail - RW */
+#define E1000_RDFHS 0x02420 /* Rx Data FIFO Head Saved - RW */
+#define E1000_RDFTS 0x02428 /* Rx Data FIFO Tail Saved - RW */
+#define E1000_RDFPC 0x02430 /* Rx Data FIFO Packet Count - RW */
-#define E1000_TDFH 0x03410 /* Tx Data FIFO Head - RW */
-#define E1000_TDFT 0x03418 /* Tx Data FIFO Tail - RW */
-#define E1000_TDFHS 0x03420 /* Tx Data FIFO Head Saved - RW */
-#define E1000_TDFTS 0x03428 /* Tx Data FIFO Tail Saved - RW */
-#define E1000_TDFPC 0x03430 /* Tx Data FIFO Packet Count - RW */
+#define E1000_TDFH 0x03410 /* Tx Data FIFO Head - RW */
+#define E1000_TDFT 0x03418 /* Tx Data FIFO Tail - RW */
+#define E1000_TDFHS 0x03420 /* Tx Data FIFO Head Saved - RW */
+#define E1000_TDFTS 0x03428 /* Tx Data FIFO Tail Saved - RW */
+#define E1000_TDFPC 0x03430 /* Tx Data FIFO Packet Count - RW */
static const struct e1000_reg_info e1000_reg_info_tbl[] = {
/* Interrupt Registers */
{E1000_ICR, "ICR"},
- /* RX Registers */
+ /* Rx Registers */
{E1000_RCTL, "RCTL"},
{E1000_RDLEN, "RDLEN"},
{E1000_RDH, "RDH"},
{E1000_RDFTS, "RDFTS"},
{E1000_RDFPC, "RDFPC"},
- /* TX Registers */
+ /* Tx Registers */
{E1000_TCTL, "TCTL"},
{E1000_TDBAL, "TDBAL"},
{E1000_TDBAH, "TDBAH"},
break;
default:
printk(KERN_INFO "%-15s %08x\n",
- reginfo->name, __er32(hw, reginfo->ofs));
+ reginfo->name, __er32(hw, reginfo->ofs));
return;
}
printk(KERN_CONT "\n");
}
-
/*
- * e1000e_dump - Print registers, tx-ring and rx-ring
+ * e1000e_dump - Print registers, Tx-ring and Rx-ring
*/
static void e1000e_dump(struct e1000_adapter *adapter)
{
struct e1000_reg_info *reginfo;
struct e1000_ring *tx_ring = adapter->tx_ring;
struct e1000_tx_desc *tx_desc;
- struct my_u0 { u64 a; u64 b; } *u0;
+ struct my_u0 {
+ u64 a;
+ u64 b;
+ } *u0;
struct e1000_buffer *buffer_info;
struct e1000_ring *rx_ring = adapter->rx_ring;
union e1000_rx_desc_packet_split *rx_desc_ps;
struct e1000_rx_desc *rx_desc;
- struct my_u1 { u64 a; u64 b; u64 c; u64 d; } *u1;
+ struct my_u1 {
+ u64 a;
+ u64 b;
+ u64 c;
+ u64 d;
+ } *u1;
u32 staterr;
int i = 0;
if (netdev) {
dev_info(&adapter->pdev->dev, "Net device Info\n");
printk(KERN_INFO "Device Name state "
- "trans_start last_rx\n");
+ "trans_start last_rx\n");
printk(KERN_INFO "%-15s %016lX %016lX %016lX\n",
- netdev->name,
- netdev->state,
- netdev->trans_start,
- netdev->last_rx);
+ netdev->name, netdev->state, netdev->trans_start,
+ netdev->last_rx);
}
/* Print Registers */
e1000_regdump(hw, reginfo);
}
- /* Print TX Ring Summary */
+ /* Print Tx Ring Summary */
if (!netdev || !netif_running(netdev))
goto exit;
- dev_info(&adapter->pdev->dev, "TX Rings Summary\n");
+ dev_info(&adapter->pdev->dev, "Tx Ring Summary\n");
printk(KERN_INFO "Queue [NTU] [NTC] [bi(ntc)->dma ]"
- " leng ntw timestamp\n");
+ " leng ntw timestamp\n");
buffer_info = &tx_ring->buffer_info[tx_ring->next_to_clean];
printk(KERN_INFO " %5d %5X %5X %016llX %04X %3X %016llX\n",
- 0, tx_ring->next_to_use, tx_ring->next_to_clean,
- (unsigned long long)buffer_info->dma,
- buffer_info->length,
- buffer_info->next_to_watch,
- (unsigned long long)buffer_info->time_stamp);
+ 0, tx_ring->next_to_use, tx_ring->next_to_clean,
+ (unsigned long long)buffer_info->dma,
+ buffer_info->length,
+ buffer_info->next_to_watch,
+ (unsigned long long)buffer_info->time_stamp);
- /* Print TX Rings */
+ /* Print Tx Ring */
if (!netif_msg_tx_done(adapter))
goto rx_ring_summary;
- dev_info(&adapter->pdev->dev, "TX Rings Dump\n");
+ dev_info(&adapter->pdev->dev, "Tx Ring Dump\n");
/* Transmit Descriptor Formats - DEXT[29] is 0 (Legacy) or 1 (Extended)
*
* 63 48 47 40 39 36 35 32 31 24 23 20 19 0
*/
printk(KERN_INFO "Tl[desc] [address 63:0 ] [SpeCssSCmCsLen]"
- " [bi->dma ] leng ntw timestamp bi->skb "
- "<-- Legacy format\n");
+ " [bi->dma ] leng ntw timestamp bi->skb "
+ "<-- Legacy format\n");
printk(KERN_INFO "Tc[desc] [Ce CoCsIpceCoS] [MssHlRSCm0Plen]"
- " [bi->dma ] leng ntw timestamp bi->skb "
- "<-- Ext Context format\n");
+ " [bi->dma ] leng ntw timestamp bi->skb "
+ "<-- Ext Context format\n");
printk(KERN_INFO "Td[desc] [address 63:0 ] [VlaPoRSCm1Dlen]"
- " [bi->dma ] leng ntw timestamp bi->skb "
- "<-- Ext Data format\n");
+ " [bi->dma ] leng ntw timestamp bi->skb "
+ "<-- Ext Data format\n");
for (i = 0; tx_ring->desc && (i < tx_ring->count); i++) {
tx_desc = E1000_TX_DESC(*tx_ring, i);
buffer_info = &tx_ring->buffer_info[i];
u0 = (struct my_u0 *)tx_desc;
printk(KERN_INFO "T%c[0x%03X] %016llX %016llX %016llX "
- "%04X %3X %016llX %p",
- (!(le64_to_cpu(u0->b) & (1<<29)) ? 'l' :
- ((le64_to_cpu(u0->b) & (1<<20)) ? 'd' : 'c')), i,
+ "%04X %3X %016llX %p",
+ (!(le64_to_cpu(u0->b) & (1 << 29)) ? 'l' :
+ ((le64_to_cpu(u0->b) & (1 << 20)) ? 'd' : 'c')), i,
(unsigned long long)le64_to_cpu(u0->a),
(unsigned long long)le64_to_cpu(u0->b),
(unsigned long long)buffer_info->dma,
if (netif_msg_pktdata(adapter) && buffer_info->dma != 0)
print_hex_dump(KERN_INFO, "", DUMP_PREFIX_ADDRESS,
- 16, 1, phys_to_virt(buffer_info->dma),
- buffer_info->length, true);
+ 16, 1, phys_to_virt(buffer_info->dma),
+ buffer_info->length, true);
}
- /* Print RX Rings Summary */
+ /* Print Rx Ring Summary */
rx_ring_summary:
- dev_info(&adapter->pdev->dev, "RX Rings Summary\n");
+ dev_info(&adapter->pdev->dev, "Rx Ring Summary\n");
printk(KERN_INFO "Queue [NTU] [NTC]\n");
printk(KERN_INFO " %5d %5X %5X\n", 0,
- rx_ring->next_to_use, rx_ring->next_to_clean);
+ rx_ring->next_to_use, rx_ring->next_to_clean);
- /* Print RX Rings */
+ /* Print Rx Ring */
if (!netif_msg_rx_status(adapter))
goto exit;
- dev_info(&adapter->pdev->dev, "RX Rings Dump\n");
+ dev_info(&adapter->pdev->dev, "Rx Ring Dump\n");
switch (adapter->rx_ps_pages) {
case 1:
case 2:
* +-----------------------------------------------------+
*/
printk(KERN_INFO "R [desc] [buffer 0 63:0 ] "
- "[buffer 1 63:0 ] "
+ "[buffer 1 63:0 ] "
"[buffer 2 63:0 ] [buffer 3 63:0 ] [bi->dma ] "
"[bi->skb] <-- Ext Pkt Split format\n");
/* [Extended] Receive Descriptor (Write-Back) Format
* 63 48 47 32 31 20 19 0
*/
printk(KERN_INFO "RWB[desc] [ck ipid mrqhsh] "
- "[vl l0 ee es] "
+ "[vl l0 ee es] "
"[ l3 l2 l1 hs] [reserved ] ---------------- "
"[bi->skb] <-- Ext Rx Write-Back format\n");
for (i = 0; i < rx_ring->count; i++) {
rx_desc_ps = E1000_RX_DESC_PS(*rx_ring, i);
u1 = (struct my_u1 *)rx_desc_ps;
staterr =
- le32_to_cpu(rx_desc_ps->wb.middle.status_error);
+ le32_to_cpu(rx_desc_ps->wb.middle.status_error);
if (staterr & E1000_RXD_STAT_DD) {
/* Descriptor Done */
printk(KERN_INFO "RWB[0x%03X] %016llX "
- "%016llX %016llX %016llX "
- "---------------- %p", i,
- (unsigned long long)le64_to_cpu(u1->a),
- (unsigned long long)le64_to_cpu(u1->b),
- (unsigned long long)le64_to_cpu(u1->c),
- (unsigned long long)le64_to_cpu(u1->d),
- buffer_info->skb);
+ "%016llX %016llX %016llX "
+ "---------------- %p", i,
+ (unsigned long long)le64_to_cpu(u1->a),
+ (unsigned long long)le64_to_cpu(u1->b),
+ (unsigned long long)le64_to_cpu(u1->c),
+ (unsigned long long)le64_to_cpu(u1->d),
+ buffer_info->skb);
} else {
printk(KERN_INFO "R [0x%03X] %016llX "
- "%016llX %016llX %016llX %016llX %p", i,
- (unsigned long long)le64_to_cpu(u1->a),
- (unsigned long long)le64_to_cpu(u1->b),
- (unsigned long long)le64_to_cpu(u1->c),
- (unsigned long long)le64_to_cpu(u1->d),
- (unsigned long long)buffer_info->dma,
- buffer_info->skb);
+ "%016llX %016llX %016llX %016llX %p", i,
+ (unsigned long long)le64_to_cpu(u1->a),
+ (unsigned long long)le64_to_cpu(u1->b),
+ (unsigned long long)le64_to_cpu(u1->c),
+ (unsigned long long)le64_to_cpu(u1->d),
+ (unsigned long long)buffer_info->dma,
+ buffer_info->skb);
if (netif_msg_pktdata(adapter))
print_hex_dump(KERN_INFO, "",
* 63 48 47 40 39 32 31 16 15 0
*/
printk(KERN_INFO "Rl[desc] [address 63:0 ] "
- "[vl er S cks ln] [bi->dma ] [bi->skb] "
- "<-- Legacy format\n");
+ "[vl er S cks ln] [bi->dma ] [bi->skb] "
+ "<-- Legacy format\n");
for (i = 0; rx_ring->desc && (i < rx_ring->count); i++) {
rx_desc = E1000_RX_DESC(*rx_ring, i);
buffer_info = &rx_ring->buffer_info[i];
u0 = (struct my_u0 *)rx_desc;
printk(KERN_INFO "Rl[0x%03X] %016llX %016llX "
- "%016llX %p", i,
- (unsigned long long)le64_to_cpu(u0->a),
- (unsigned long long)le64_to_cpu(u0->b),
- (unsigned long long)buffer_info->dma,
- buffer_info->skb);
+ "%016llX %p", i,
+ (unsigned long long)le64_to_cpu(u0->a),
+ (unsigned long long)le64_to_cpu(u0->b),
+ (unsigned long long)buffer_info->dma,
+ buffer_info->skb);
if (i == rx_ring->next_to_use)
printk(KERN_CONT " NTU\n");
else if (i == rx_ring->next_to_clean)
if (netif_msg_pktdata(adapter))
print_hex_dump(KERN_INFO, "",
- DUMP_PREFIX_ADDRESS,
- 16, 1, phys_to_virt(buffer_info->dma),
- adapter->rx_buffer_len, true);
+ DUMP_PREFIX_ADDRESS,
+ 16, 1,
+ phys_to_virt(buffer_info->dma),
+ adapter->rx_buffer_len, true);
}
}
* @skb: pointer to sk_buff to be indicated to stack
**/
static void e1000_receive_skb(struct e1000_adapter *adapter,
- struct net_device *netdev,
- struct sk_buff *skb,
+ struct net_device *netdev, struct sk_buff *skb,
u8 status, __le16 vlan)
{
skb->protocol = eth_type_trans(skb, netdev);
}
/**
- * e1000_rx_checksum - Receive Checksum Offload for 82543
+ * e1000_rx_checksum - Receive Checksum Offload
* @adapter: board private structure
* @status_err: receive descriptor status and error fields
* @csum: receive descriptor csum field
adapter->rx_buffer_len,
DMA_FROM_DEVICE);
if (dma_mapping_error(&pdev->dev, buffer_info->dma)) {
- dev_err(&pdev->dev, "RX DMA map failed\n");
+ dev_err(&pdev->dev, "Rx DMA map failed\n");
adapter->rx_dma_failed++;
break;
}
ps_page = &buffer_info->ps_pages[j];
if (j >= adapter->rx_ps_pages) {
/* all unused desc entries get hw null ptr */
- rx_desc->read.buffer_addr[j+1] = ~cpu_to_le64(0);
+ rx_desc->read.buffer_addr[j + 1] =
+ ~cpu_to_le64(0);
continue;
}
if (!ps_page->page) {
if (dma_mapping_error(&pdev->dev,
ps_page->dma)) {
dev_err(&adapter->pdev->dev,
- "RX DMA page map failed\n");
+ "Rx DMA page map failed\n");
adapter->rx_dma_failed++;
goto no_buffers;
}
* didn't change because each write-back
* erases this info.
*/
- rx_desc->read.buffer_addr[j+1] =
- cpu_to_le64(ps_page->dma);
+ rx_desc->read.buffer_addr[j + 1] =
+ cpu_to_le64(ps_page->dma);
}
skb = netdev_alloc_skb_ip_align(netdev,
adapter->rx_ps_bsize0,
DMA_FROM_DEVICE);
if (dma_mapping_error(&pdev->dev, buffer_info->dma)) {
- dev_err(&pdev->dev, "RX DMA map failed\n");
+ dev_err(&pdev->dev, "Rx DMA map failed\n");
adapter->rx_dma_failed++;
/* cleanup skb */
dev_kfree_skb_any(skb);
* such as IA-64).
*/
wmb();
- writel(i<<1, adapter->hw.hw_addr + rx_ring->tail);
+ writel(i << 1, adapter->hw.hw_addr + rx_ring->tail);
}
i++;
cleaned = 1;
cleaned_count++;
dma_unmap_single(&pdev->dev, buffer_info->dma,
- adapter->rx_ps_bsize0,
- DMA_FROM_DEVICE);
+ adapter->rx_ps_bsize0, DMA_FROM_DEVICE);
buffer_info->dma = 0;
- /* see !EOP comment in other rx routine */
+ /* see !EOP comment in other Rx routine */
if (!(staterr & E1000_RXD_STAT_EOP))
adapter->flags2 |= FLAG2_IS_DISCARDING;
goto next_desc;
}
-#define rxtop rx_ring->rx_skb_top
+#define rxtop (rx_ring->rx_skb_top)
if (!(status & E1000_RXD_STAT_EOP)) {
/* this descriptor is only the beginning (or middle) */
if (!rxtop) {
err = pci_enable_msix(adapter->pdev,
adapter->msix_entries,
adapter->num_vectors);
- if (err == 0) {
+ if (err == 0)
return;
- }
}
/* MSI-X failed, so fall through and try MSI */
e_err("Failed to initialize MSI-X interrupts. "
}
/**
- * e1000_get_hw_control - get control of the h/w from f/w
+ * e1000e_get_hw_control - get control of the h/w from f/w
* @adapter: address of board private structure
*
- * e1000_get_hw_control sets {CTRL_EXT|SWSM}:DRV_LOAD bit.
+ * e1000e_get_hw_control sets {CTRL_EXT|SWSM}:DRV_LOAD bit.
* For ASF and Pass Through versions of f/w this means that
* the driver is loaded. For AMT version (only with 82573)
* of the f/w this means that the network i/f is open.
**/
-static void e1000_get_hw_control(struct e1000_adapter *adapter)
+void e1000e_get_hw_control(struct e1000_adapter *adapter)
{
struct e1000_hw *hw = &adapter->hw;
u32 ctrl_ext;
}
/**
- * e1000_release_hw_control - release control of the h/w to f/w
+ * e1000e_release_hw_control - release control of the h/w to f/w
* @adapter: address of board private structure
*
- * e1000_release_hw_control resets {CTRL_EXT|SWSM}:DRV_LOAD bit.
+ * e1000e_release_hw_control resets {CTRL_EXT|SWSM}:DRV_LOAD bit.
* For ASF and Pass Through versions of f/w this means that the
* driver is no longer loaded. For AMT version (only with 82573) i
* of the f/w this means that the network i/f is closed.
*
**/
-static void e1000_release_hw_control(struct e1000_adapter *adapter)
+void e1000e_release_hw_control(struct e1000_adapter *adapter)
{
struct e1000_hw *hw = &adapter->hw;
u32 ctrl_ext;
int err = -ENOMEM, size;
size = sizeof(struct e1000_buffer) * tx_ring->count;
- tx_ring->buffer_info = vmalloc(size);
+ tx_ring->buffer_info = vzalloc(size);
if (!tx_ring->buffer_info)
goto err;
- memset(tx_ring->buffer_info, 0, size);
/* round up to nearest 4K */
tx_ring->size = tx_ring->count * sizeof(struct e1000_tx_desc);
int i, size, desc_len, err = -ENOMEM;
size = sizeof(struct e1000_buffer) * rx_ring->count;
- rx_ring->buffer_info = vmalloc(size);
+ rx_ring->buffer_info = vzalloc(size);
if (!rx_ring->buffer_info)
goto err;
- memset(rx_ring->buffer_info, 0, size);
for (i = 0; i < rx_ring->count; i++) {
buffer_info = &rx_ring->buffer_info[i];
}
err:
vfree(rx_ring->buffer_info);
- e_err("Unable to allocate memory for the transmit descriptor ring\n");
+ e_err("Unable to allocate memory for the receive descriptor ring\n");
return err;
}
e1000_clean_rx_ring(adapter);
- for (i = 0; i < rx_ring->count; i++) {
+ for (i = 0; i < rx_ring->count; i++)
kfree(rx_ring->buffer_info[i].ps_pages);
- }
vfree(rx_ring->buffer_info);
rx_ring->buffer_info = NULL;
/* handle TSO and jumbo frames */
if (bytes/packets > 8000)
retval = bulk_latency;
- else if ((packets < 5) && (bytes > 512)) {
+ else if ((packets < 5) && (bytes > 512))
retval = low_latency;
- }
break;
case low_latency: /* 50 usec aka 20000 ints/s */
if (bytes > 10000) {
/* this if handles the TSO accounting */
- if (bytes/packets > 8000) {
+ if (bytes/packets > 8000)
retval = bulk_latency;
- } else if ((packets < 10) || ((bytes/packets) > 1200)) {
+ else if ((packets < 10) || ((bytes/packets) > 1200))
retval = bulk_latency;
- } else if ((packets > 35)) {
+ else if ((packets > 35))
retval = lowest_latency;
- }
} else if (bytes/packets > 2000) {
retval = bulk_latency;
} else if (packets <= 2 && bytes < 512) {
break;
case bulk_latency: /* 250 usec aka 4000 ints/s */
if (bytes > 25000) {
- if (packets > 35) {
+ if (packets > 35)
retval = low_latency;
- }
} else if (bytes < 6000) {
retval = low_latency;
}
E1000_MNG_DHCP_COOKIE_STATUS_VLAN) &&
(vid == adapter->mng_vlan_id)) {
/* release control to f/w */
- e1000_release_hw_control(adapter);
+ e1000e_release_hw_control(adapter);
return;
}
}
/**
- * e1000_configure_tx - Configure 8254x Transmit Unit after Reset
+ * e1000_configure_tx - Configure Transmit Unit after Reset
* @adapter: board private structure
*
* Configure the Tx unit of the MAC after a reset.
* hthresh = 1 ==> prefetch when one or more available
* pthresh = 0x1f ==> prefetch if internal cache 31 or less
* BEWARE: this seems to work but should be considered first if
- * there are tx hangs or other tx related bugs
+ * there are Tx hangs or other Tx related bugs
*/
txdctl |= E1000_TXDCTL_DMA_BURST_ENABLE;
ew32(TXDCTL(0), txdctl);
ret_val = e1000_lv_jumbo_workaround_ich8lan(hw, true);
else
ret_val = e1000_lv_jumbo_workaround_ich8lan(hw, false);
+
+ if (ret_val)
+ e_dbg("failed to enable jumbo frame workaround mode\n");
}
/* Program MC offset vector base */
if (adapter->rx_ps_pages) {
/* this is a 32 byte descriptor */
rdlen = rx_ring->count *
- sizeof(union e1000_rx_desc_packet_split);
+ sizeof(union e1000_rx_desc_packet_split);
adapter->clean_rx = e1000_clean_rx_irq_ps;
adapter->alloc_rx_buf = e1000_alloc_rx_buffers_ps;
} else if (adapter->netdev->mtu > ETH_FRAME_LEN + ETH_FCS_LEN) {
/*
* set the writeback threshold (only takes effect if the RDTR
* is set). set GRAN=1 and write back up to 0x4 worth, and
- * enable prefetching of 0x20 rx descriptors
+ * enable prefetching of 0x20 Rx descriptors
* granularity = 01
* wthresh = 04,
* hthresh = 04,
* excessive C-state transition latencies result in
* dropped transactions.
*/
- pm_qos_update_request(
- &adapter->netdev->pm_qos_req, 55);
+ pm_qos_update_request(&adapter->netdev->pm_qos_req, 55);
} else {
- pm_qos_update_request(
- &adapter->netdev->pm_qos_req,
- PM_QOS_DEFAULT_VALUE);
+ pm_qos_update_request(&adapter->netdev->pm_qos_req,
+ PM_QOS_DEFAULT_VALUE);
}
}
/* lower 16 bits has Rx packet buffer allocation size in KB */
pba &= 0xffff;
/*
- * the Tx fifo also stores 16 bytes of information about the tx
+ * the Tx fifo also stores 16 bytes of information about the Tx
* but don't include ethernet FCS because hardware appends it
*/
min_tx_space = (adapter->max_frame_size +
pba -= min_tx_space - tx_space;
/*
- * if short on Rx space, Rx wins and must trump tx
+ * if short on Rx space, Rx wins and must trump Tx
* adjustment or use Early Receive if available
*/
if ((pba < min_rx_space) &&
ew32(PBA, pba);
}
-
/*
* flow control settings
*
* that the network interface is in control
*/
if (adapter->flags & FLAG_HAS_AMT)
- e1000_get_hw_control(adapter);
+ e1000e_get_hw_control(adapter);
ew32(WUC, 0);
ew32(VET, ETH_P_8021Q);
e1000e_reset_adaptive(hw);
+
+ if (!netif_running(adapter->netdev) &&
+ !test_bit(__E1000_TESTING, &adapter->state)) {
+ e1000_power_down_phy(adapter);
+ return;
+ }
+
e1000_get_phy_info(hw);
if ((adapter->flags & FLAG_HAS_SMART_POWER_DOWN) &&
* interface is now open and reset the part to a known state.
*/
if (adapter->flags & FLAG_HAS_AMT) {
- e1000_get_hw_control(adapter);
+ e1000e_get_hw_control(adapter);
e1000e_reset(adapter);
}
return 0;
err_req_irq:
- e1000_release_hw_control(adapter);
+ e1000e_release_hw_control(adapter);
e1000_power_down_phy(adapter);
e1000e_free_rx_resources(adapter);
err_setup_rx:
* If AMT is enabled, let the firmware know that the network
* interface is now closed
*/
- if (adapter->flags & FLAG_HAS_AMT)
- e1000_release_hw_control(adapter);
+ if ((adapter->flags & FLAG_HAS_AMT) &&
+ !test_bit(__E1000_TESTING, &adapter->state))
+ e1000e_release_hw_control(adapter);
if ((adapter->flags & FLAG_HAS_ERT) ||
(adapter->hw.mac.type == e1000_pch2lan))
adapter->netdev->name,
adapter->link_speed,
(adapter->link_duplex == FULL_DUPLEX) ?
- "Full Duplex" : "Half Duplex",
+ "Full Duplex" : "Half Duplex",
((ctrl & E1000_CTRL_TFCE) && (ctrl & E1000_CTRL_RFCE)) ?
- "RX/TX" :
- ((ctrl & E1000_CTRL_RFCE) ? "RX" :
- ((ctrl & E1000_CTRL_TFCE) ? "TX" : "None" )));
+ "Rx/Tx" :
+ ((ctrl & E1000_CTRL_RFCE) ? "Rx" :
+ ((ctrl & E1000_CTRL_TFCE) ? "Tx" : "None")));
}
static bool e1000e_has_link(struct e1000_adapter *adapter)
/* Force detection of hung controller every watchdog period */
adapter->detect_tx_hung = 1;
- /* flush partial descriptors to memory before detecting tx hang */
+ /* flush partial descriptors to memory before detecting Tx hang */
if (adapter->flags2 & FLAG2_DMA_BURST) {
ew32(TIDV, adapter->tx_int_delay | E1000_TIDV_FPD);
ew32(RDTR, adapter->rx_int_delay | E1000_RDTR_FPD);
break;
}
- css = skb_transport_offset(skb);
+ css = skb_checksum_start_offset(skb);
i = tx_ring->next_to_use;
buffer_info = &tx_ring->buffer_info[i];
buffer_info->next_to_watch = i;
buffer_info->dma = dma_map_single(&pdev->dev,
skb->data + offset,
- size, DMA_TO_DEVICE);
+ size, DMA_TO_DEVICE);
buffer_info->mapped_as_page = false;
if (dma_mapping_error(&pdev->dev, buffer_info->dma))
goto dma_error;
}
}
- segs = skb_shinfo(skb)->gso_segs ?: 1;
+ segs = skb_shinfo(skb)->gso_segs ? : 1;
/* multiply data chunks by size of headers */
bytecount = ((segs - 1) * skb_headlen(skb)) + skb->len;
return count;
dma_error:
- dev_err(&pdev->dev, "TX DMA map failed\n");
+ dev_err(&pdev->dev, "Tx DMA map failed\n");
buffer_info->dma = 0;
if (count)
count--;
while (count--) {
- if (i==0)
+ if (i == 0)
i += tx_ring->count;
i--;
buffer_info = &tx_ring->buffer_info[i];
- e1000_put_txbuf(adapter, buffer_info);;
+ e1000_put_txbuf(adapter, buffer_info);
}
return 0;
i = tx_ring->next_to_use;
- while (count--) {
+ do {
buffer_info = &tx_ring->buffer_info[i];
tx_desc = E1000_TX_DESC(*tx_ring, i);
tx_desc->buffer_addr = cpu_to_le64(buffer_info->dma);
i++;
if (i == tx_ring->count)
i = 0;
- }
+ } while (--count > 0);
tx_desc->lower.data |= cpu_to_le32(adapter->txd_cmd);
* Release control of h/w to f/w. If f/w is AMT enabled, this
* would have already happened in close and is redundant.
*/
- e1000_release_hw_control(adapter);
+ e1000e_release_hw_control(adapter);
pci_disable_device(pdev);
* under the control of the driver.
*/
if (!(adapter->flags & FLAG_HAS_AMT))
- e1000_get_hw_control(adapter);
+ e1000e_get_hw_control(adapter);
return 0;
}
}
#ifdef CONFIG_NET_POLL_CONTROLLER
+
+static irqreturn_t e1000_intr_msix(int irq, void *data)
+{
+ struct net_device *netdev = data;
+ struct e1000_adapter *adapter = netdev_priv(netdev);
+ int vector, msix_irq;
+
+ if (adapter->msix_entries) {
+ vector = 0;
+ msix_irq = adapter->msix_entries[vector].vector;
+ disable_irq(msix_irq);
+ e1000_intr_msix_rx(msix_irq, netdev);
+ enable_irq(msix_irq);
+
+ vector++;
+ msix_irq = adapter->msix_entries[vector].vector;
+ disable_irq(msix_irq);
+ e1000_intr_msix_tx(msix_irq, netdev);
+ enable_irq(msix_irq);
+
+ vector++;
+ msix_irq = adapter->msix_entries[vector].vector;
+ disable_irq(msix_irq);
+ e1000_msix_other(msix_irq, netdev);
+ enable_irq(msix_irq);
+ }
+
+ return IRQ_HANDLED;
+}
+
/*
* Polling 'interrupt' - used by things like netconsole to send skbs
* without having to re-enable interrupts. It's not called while
{
struct e1000_adapter *adapter = netdev_priv(netdev);
- disable_irq(adapter->pdev->irq);
- e1000_intr(adapter->pdev->irq, netdev);
-
- enable_irq(adapter->pdev->irq);
+ switch (adapter->int_mode) {
+ case E1000E_INT_MODE_MSIX:
+ e1000_intr_msix(adapter->pdev->irq, netdev);
+ break;
+ case E1000E_INT_MODE_MSI:
+ disable_irq(adapter->pdev->irq);
+ e1000_intr_msi(adapter->pdev->irq, netdev);
+ enable_irq(adapter->pdev->irq);
+ break;
+ default: /* E1000E_INT_MODE_LEGACY */
+ disable_irq(adapter->pdev->irq);
+ e1000_intr(adapter->pdev->irq, netdev);
+ enable_irq(adapter->pdev->irq);
+ break;
+ }
}
#endif
* under the control of the driver.
*/
if (!(adapter->flags & FLAG_HAS_AMT))
- e1000_get_hw_control(adapter);
+ e1000e_get_hw_control(adapter);
}
{
struct e1000_hw *hw = &adapter->hw;
struct net_device *netdev = adapter->netdev;
- u32 pba_num;
+ u32 ret_val;
+ u8 pba_str[E1000_PBANUM_LENGTH];
/* print bus type/speed/width info */
e_info("(PCI Express:2.5GB/s:%s) %pM\n",
netdev->dev_addr);
e_info("Intel(R) PRO/%s Network Connection\n",
(hw->phy.type == e1000_phy_ife) ? "10/100" : "1000");
- e1000e_read_pba_num(hw, &pba_num);
- e_info("MAC: %d, PHY: %d, PBA No: %06x-%03x\n",
- hw->mac.type, hw->phy.type, (pba_num >> 8), (pba_num & 0xff));
+ ret_val = e1000_read_pba_string_generic(hw, pba_str,
+ E1000_PBANUM_LENGTH);
+ if (ret_val)
+ strncpy((char *)pba_str, "Unknown", sizeof(pba_str) - 1);
+ e_info("MAC: %d, PHY: %d, PBA No: %s\n",
+ hw->mac.type, hw->phy.type, pba_str);
}
static void e1000_eeprom_checks(struct e1000_adapter *adapter)
INIT_WORK(&adapter->downshift_task, e1000e_downshift_workaround);
INIT_WORK(&adapter->update_phy_task, e1000e_update_phy_task);
INIT_WORK(&adapter->print_hang_task, e1000_print_hw_hang);
+ INIT_WORK(&adapter->led_blink_task, e1000e_led_blink_task);
/* Initialize link parameters. User can change them with ethtool */
adapter->hw.mac.autoneg = 1;
* under the control of the driver.
*/
if (!(adapter->flags & FLAG_HAS_AMT))
- e1000_get_hw_control(adapter);
+ e1000e_get_hw_control(adapter);
- strcpy(netdev->name, "eth%d");
+ strncpy(netdev->name, "eth%d", sizeof(netdev->name) - 1);
err = register_netdev(netdev);
if (err)
goto err_register;
err_register:
if (!(adapter->flags & FLAG_HAS_AMT))
- e1000_release_hw_control(adapter);
+ e1000e_release_hw_control(adapter);
err_eeprom:
if (!e1000_check_reset_block(&adapter->hw))
e1000_phy_hw_reset(&adapter->hw);
err_hw_init:
-
kfree(adapter->tx_ring);
kfree(adapter->rx_ring);
err_sw_init:
bool down = test_bit(__E1000_DOWN, &adapter->state);
/*
- * flush_scheduled work may reschedule our watchdog task, so
- * explicitly disable watchdog tasks from being rescheduled
+ * The timers may be rescheduled, so explicitly disable them
+ * from being rescheduled.
*/
if (!down)
set_bit(__E1000_DOWN, &adapter->state);
cancel_work_sync(&adapter->watchdog_task);
cancel_work_sync(&adapter->downshift_task);
cancel_work_sync(&adapter->update_phy_task);
+ cancel_work_sync(&adapter->led_blink_task);
cancel_work_sync(&adapter->print_hang_task);
- flush_scheduled_work();
if (!(netdev->flags & IFF_UP))
e1000_power_down_phy(adapter);
* Release control of h/w to f/w. If f/w is AMT enabled, this
* would have already happened in close and is redundant.
*/
- e1000_release_hw_control(adapter);
+ e1000e_release_hw_control(adapter);
e1000e_reset_interrupt_capability(adapter);
kfree(adapter->tx_ring);
int ret;
pr_info("Intel(R) PRO/1000 Network Driver - %s\n",
e1000e_driver_version);
- pr_info("Copyright (c) 1999 - 2010 Intel Corporation.\n");
+ pr_info("Copyright(c) 1999 - 2011 Intel Corporation.\n");
ret = pci_register_driver(&e1000_driver);
return ret;
projects / ~andy / linux / blobdiff