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Automatic merge of /spare/repo/netdev-2.6 branch e1000
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Unknown authored and Jeff Garzik committed May 25, 2005
2 parents d6d78f6 + 2648345 commit 34812c9
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Showing 7 changed files with 3,241 additions and 786 deletions.
37 changes: 33 additions & 4 deletions drivers/net/e1000/e1000.h
View file
Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
/*******************************************************************************
Copyright(c) 1999 - 2004 Intel Corporation. All rights reserved.
Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the Free
Expand Down Expand Up @@ -112,6 +112,8 @@ struct e1000_adapter;
#define E1000_MAX_82544_RXD 4096

/* 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_2048 2048
#define E1000_RXBUFFER_4096 4096
#define E1000_RXBUFFER_8192 8192
Expand All @@ -137,15 +139,19 @@ struct e1000_adapter;
/* 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 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 0x0400
#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
/* Number of packet split data buffers (not including the header buffer) */
#define PS_PAGE_BUFFERS MAX_PS_BUFFERS-1

/* only works for sizes that are powers of 2 */
#define E1000_ROUNDUP(i, size) ((i) = (((i) + (size) - 1) & ~((size) - 1)))

Expand All @@ -159,6 +165,9 @@ struct e1000_buffer {
uint16_t next_to_watch;
};

struct e1000_ps_page { struct page *ps_page[MAX_PS_BUFFERS]; };
struct e1000_ps_page_dma { uint64_t ps_page_dma[MAX_PS_BUFFERS]; };

struct e1000_desc_ring {
/* pointer to the descriptor ring memory */
void *desc;
Expand All @@ -174,12 +183,19 @@ struct e1000_desc_ring {
unsigned int next_to_clean;
/* array of buffer information structs */
struct e1000_buffer *buffer_info;
/* arrays of page information for packet split */
struct e1000_ps_page *ps_page;
struct e1000_ps_page_dma *ps_page_dma;
};

#define E1000_DESC_UNUSED(R) \
((((R)->next_to_clean > (R)->next_to_use) ? 0 : (R)->count) + \
(R)->next_to_clean - (R)->next_to_use - 1)

#define E1000_RX_DESC_PS(R, i) \
(&(((union e1000_rx_desc_packet_split *)((R).desc))[i]))
#define E1000_RX_DESC_EXT(R, i) \
(&(((union e1000_rx_desc_extended *)((R).desc))[i]))
#define E1000_GET_DESC(R, i, type) (&(((struct type *)((R).desc))[i]))
#define E1000_RX_DESC(R, i) E1000_GET_DESC(R, i, e1000_rx_desc)
#define E1000_TX_DESC(R, i) E1000_GET_DESC(R, i, e1000_tx_desc)
Expand All @@ -192,6 +208,7 @@ struct e1000_adapter {
struct timer_list watchdog_timer;
struct timer_list phy_info_timer;
struct vlan_group *vlgrp;
uint16_t mng_vlan_id;
uint32_t bd_number;
uint32_t rx_buffer_len;
uint32_t part_num;
Expand Down Expand Up @@ -228,14 +245,23 @@ struct e1000_adapter {
boolean_t detect_tx_hung;

/* RX */
#ifdef CONFIG_E1000_NAPI
boolean_t (*clean_rx) (struct e1000_adapter *adapter, int *work_done,
int work_to_do);
#else
boolean_t (*clean_rx) (struct e1000_adapter *adapter);
#endif
void (*alloc_rx_buf) (struct e1000_adapter *adapter);
struct e1000_desc_ring rx_ring;
uint64_t hw_csum_err;
uint64_t hw_csum_good;
uint32_t rx_int_delay;
uint32_t rx_abs_int_delay;
boolean_t rx_csum;
boolean_t rx_ps;
uint32_t gorcl;
uint64_t gorcl_old;
uint16_t rx_ps_bsize0;

/* Interrupt Throttle Rate */
uint32_t itr;
Expand All @@ -257,5 +283,8 @@ struct e1000_adapter {


int msg_enable;
#ifdef CONFIG_PCI_MSI
boolean_t have_msi;
#endif
};
#endif /* _E1000_H_ */
105 changes: 69 additions & 36 deletions drivers/net/e1000/e1000_ethtool.c
View file
Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
/*******************************************************************************
Copyright(c) 1999 - 2004 Intel Corporation. All rights reserved.
Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the Free
Expand Down Expand Up @@ -69,6 +69,7 @@ static const struct e1000_stats e1000_gstrings_stats[] = {
{ "rx_crc_errors", E1000_STAT(net_stats.rx_crc_errors) },
{ "rx_frame_errors", E1000_STAT(net_stats.rx_frame_errors) },
{ "rx_fifo_errors", E1000_STAT(net_stats.rx_fifo_errors) },
{ "rx_no_buffer_count", E1000_STAT(stats.rnbc) },
{ "rx_missed_errors", E1000_STAT(net_stats.rx_missed_errors) },
{ "tx_aborted_errors", E1000_STAT(net_stats.tx_aborted_errors) },
{ "tx_carrier_errors", E1000_STAT(net_stats.tx_carrier_errors) },
Expand Down Expand Up @@ -593,7 +594,7 @@ e1000_set_ringparam(struct net_device *netdev,
tx_old = adapter->tx_ring;
rx_old = adapter->rx_ring;

if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
if((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
return -EINVAL;

if(netif_running(adapter->netdev))
Expand Down Expand Up @@ -784,8 +785,8 @@ e1000_intr_test(struct e1000_adapter *adapter, uint64_t *data)
/* Hook up test interrupt handler just for this test */
if(!request_irq(irq, &e1000_test_intr, 0, netdev->name, netdev)) {
shared_int = FALSE;
} else if(request_irq(irq, &e1000_test_intr, SA_SHIRQ,
netdev->name, netdev)){
} else if(request_irq(irq, &e1000_test_intr, SA_SHIRQ,
netdev->name, netdev)){
*data = 1;
return -1;
}
Expand Down Expand Up @@ -842,10 +843,8 @@ e1000_intr_test(struct e1000_adapter *adapter, uint64_t *data)
* test failed.
*/
adapter->test_icr = 0;
E1000_WRITE_REG(&adapter->hw, IMC,
(~mask & 0x00007FFF));
E1000_WRITE_REG(&adapter->hw, ICS,
(~mask & 0x00007FFF));
E1000_WRITE_REG(&adapter->hw, IMC, ~mask & 0x00007FFF);
E1000_WRITE_REG(&adapter->hw, ICS, ~mask & 0x00007FFF);
msec_delay(10);

if(adapter->test_icr) {
Expand Down Expand Up @@ -919,7 +918,8 @@ e1000_setup_desc_rings(struct e1000_adapter *adapter)

/* Setup Tx descriptor ring and Tx buffers */

txdr->count = 80;
if(!txdr->count)
txdr->count = E1000_DEFAULT_TXD;

size = txdr->count * sizeof(struct e1000_buffer);
if(!(txdr->buffer_info = kmalloc(size, GFP_KERNEL))) {
Expand Down Expand Up @@ -974,7 +974,8 @@ e1000_setup_desc_rings(struct e1000_adapter *adapter)

/* Setup Rx descriptor ring and Rx buffers */

rxdr->count = 80;
if(!rxdr->count)
rxdr->count = E1000_DEFAULT_RXD;

size = rxdr->count * sizeof(struct e1000_buffer);
if(!(rxdr->buffer_info = kmalloc(size, GFP_KERNEL))) {
Expand Down Expand Up @@ -1008,7 +1009,7 @@ e1000_setup_desc_rings(struct e1000_adapter *adapter)
struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rxdr, i);
struct sk_buff *skb;

if(!(skb = alloc_skb(E1000_RXBUFFER_2048 + NET_IP_ALIGN,
if(!(skb = alloc_skb(E1000_RXBUFFER_2048 + NET_IP_ALIGN,
GFP_KERNEL))) {
ret_val = 6;
goto err_nomem;
Expand Down Expand Up @@ -1310,31 +1311,62 @@ e1000_run_loopback_test(struct e1000_adapter *adapter)
struct e1000_desc_ring *txdr = &adapter->test_tx_ring;
struct e1000_desc_ring *rxdr = &adapter->test_rx_ring;
struct pci_dev *pdev = adapter->pdev;
int i, ret_val;
int i, j, k, l, lc, good_cnt, ret_val=0;
unsigned long time;

E1000_WRITE_REG(&adapter->hw, RDT, rxdr->count - 1);

for(i = 0; i < 64; i++) {
e1000_create_lbtest_frame(txdr->buffer_info[i].skb, 1024);
pci_dma_sync_single_for_device(pdev, txdr->buffer_info[i].dma,
txdr->buffer_info[i].length,
PCI_DMA_TODEVICE);
}
E1000_WRITE_REG(&adapter->hw, TDT, i);

msec_delay(200);

i = 0;
do {
pci_dma_sync_single_for_cpu(pdev, rxdr->buffer_info[i].dma,
rxdr->buffer_info[i].length,
PCI_DMA_FROMDEVICE);

ret_val = e1000_check_lbtest_frame(rxdr->buffer_info[i].skb,
1024);
i++;
} while (ret_val != 0 && i < 64);
/* Calculate the loop count based on the largest descriptor ring
* The idea is to wrap the largest ring a number of times using 64
* send/receive pairs during each loop
*/

if(rxdr->count <= txdr->count)
lc = ((txdr->count / 64) * 2) + 1;
else
lc = ((rxdr->count / 64) * 2) + 1;

k = l = 0;
for(j = 0; j <= lc; j++) { /* loop count loop */
for(i = 0; i < 64; i++) { /* send the packets */
e1000_create_lbtest_frame(txdr->buffer_info[i].skb,
1024);
pci_dma_sync_single_for_device(pdev,
txdr->buffer_info[k].dma,
txdr->buffer_info[k].length,
PCI_DMA_TODEVICE);
if(unlikely(++k == txdr->count)) k = 0;
}
E1000_WRITE_REG(&adapter->hw, TDT, k);
msec_delay(200);
time = jiffies; /* set the start time for the receive */
good_cnt = 0;
do { /* receive the sent packets */
pci_dma_sync_single_for_cpu(pdev,
rxdr->buffer_info[l].dma,
rxdr->buffer_info[l].length,
PCI_DMA_FROMDEVICE);

ret_val = e1000_check_lbtest_frame(
rxdr->buffer_info[l].skb,
1024);
if(!ret_val)
good_cnt++;
if(unlikely(++l == rxdr->count)) l = 0;
/* time + 20 msecs (200 msecs on 2.4) is more than
* enough time to complete the receives, if it's
* exceeded, break and error off
*/
} while (good_cnt < 64 && jiffies < (time + 20));
if(good_cnt != 64) {
ret_val = 13; /* ret_val is the same as mis-compare */
break;
}
if(jiffies >= (time + 2)) {
ret_val = 14; /* error code for time out error */
break;
}
} /* end loop count loop */
return ret_val;
}

Expand All @@ -1354,23 +1386,24 @@ static int
e1000_link_test(struct e1000_adapter *adapter, uint64_t *data)
{
*data = 0;

if (adapter->hw.media_type == e1000_media_type_internal_serdes) {
int i = 0;
adapter->hw.serdes_link_down = TRUE;

/* on some blade server designs link establishment */
/* could take as long as 2-3 minutes. */
/* On some blade server designs, link establishment
* could take as long as 2-3 minutes */
do {
e1000_check_for_link(&adapter->hw);
if (adapter->hw.serdes_link_down == FALSE)
return *data;
msec_delay(20);
} while (i++ < 3750);

*data = 1;
*data = 1;
} else {
e1000_check_for_link(&adapter->hw);
if(adapter->hw.autoneg) /* if auto_neg is set wait for it */
msec_delay(4000);

if(!(E1000_READ_REG(&adapter->hw, STATUS) & E1000_STATUS_LU)) {
*data = 1;
Expand Down
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