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e1000e: add support for new 82574L part 

This new part has the same feature set as previous parts with the addition
of MSI-X support.

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Bruce Allan 2008-08-26 18:37:06 -07:00 коммит произвёл Jeff Garzik
Родитель f4187b56e1
Коммит 4662e82b2c
11 изменённых файлов: 738 добавлений и 77 удалений
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153
drivers/net/e1000e/82571.c
Просмотреть файл

@ -38,6 +38,7 @@
* 82573V Gigabit Ethernet Controller (Copper)
* 82573E Gigabit Ethernet Controller (Copper)
* 82573L Gigabit Ethernet Controller
* 82574L Gigabit Network Connection
*/
#include <linux/netdevice.h>
@ -54,6 +55,8 @@
#define E1000_GCR_L1_ACT_WITHOUT_L0S_RX 0x08000000
#define E1000_NVM_INIT_CTRL2_MNGM 0x6000 /* Manageability Operation Mode mask */
static s32 e1000_get_phy_id_82571(struct e1000_hw *hw);
static s32 e1000_setup_copper_link_82571(struct e1000_hw *hw);
static s32 e1000_setup_fiber_serdes_link_82571(struct e1000_hw *hw);
@ -63,6 +66,8 @@ static s32 e1000_fix_nvm_checksum_82571(struct e1000_hw *hw);
static void e1000_initialize_hw_bits_82571(struct e1000_hw *hw);
static s32 e1000_setup_link_82571(struct e1000_hw *hw);
static void e1000_clear_hw_cntrs_82571(struct e1000_hw *hw);
static bool e1000_check_mng_mode_82574(struct e1000_hw *hw);
static s32 e1000_led_on_82574(struct e1000_hw *hw);
/**
* e1000_init_phy_params_82571 - Init PHY func ptrs.
@ -92,6 +97,9 @@ static s32 e1000_init_phy_params_82571(struct e1000_hw *hw)
case e1000_82573:
phy->type = e1000_phy_m88;
break;
case e1000_82574:
phy->type = e1000_phy_bm;
break;
default:
return -E1000_ERR_PHY;
break;
@ -111,6 +119,10 @@ static s32 e1000_init_phy_params_82571(struct e1000_hw *hw)
if (phy->id != M88E1111_I_PHY_ID)
return -E1000_ERR_PHY;
break;
case e1000_82574:
if (phy->id != BME1000_E_PHY_ID_R2)
return -E1000_ERR_PHY;
break;
default:
return -E1000_ERR_PHY;
break;
@ -150,6 +162,7 @@ static s32 e1000_init_nvm_params_82571(struct e1000_hw *hw)
switch (hw->mac.type) {
case e1000_82573:
case e1000_82574:
if (((eecd >> 15) & 0x3) == 0x3) {
nvm->type = e1000_nvm_flash_hw;
nvm->word_size = 2048;
@ -245,6 +258,17 @@ static s32 e1000_init_mac_params_82571(struct e1000_adapter *adapter)
break;
}
switch (hw->mac.type) {
case e1000_82574:
func->check_mng_mode = e1000_check_mng_mode_82574;
func->led_on = e1000_led_on_82574;
break;
default:
func->check_mng_mode = e1000e_check_mng_mode_generic;
func->led_on = e1000e_led_on_generic;
break;
}
return 0;
}
@ -330,6 +354,8 @@ static s32 e1000_get_variants_82571(struct e1000_adapter *adapter)
static s32 e1000_get_phy_id_82571(struct e1000_hw *hw)
{
struct e1000_phy_info *phy = &hw->phy;
s32 ret_val;
u16 phy_id = 0;
switch (hw->mac.type) {
case e1000_82571:
@ -345,6 +371,20 @@ static s32 e1000_get_phy_id_82571(struct e1000_hw *hw)
case e1000_82573:
return e1000e_get_phy_id(hw);
break;
case e1000_82574:
ret_val = e1e_rphy(hw, PHY_ID1, &phy_id);
if (ret_val)
return ret_val;
phy->id = (u32)(phy_id << 16);
udelay(20);
ret_val = e1e_rphy(hw, PHY_ID2, &phy_id);
if (ret_val)
return ret_val;
phy->id |= (u32)(phy_id);
phy->revision = (u32)(phy_id & ~PHY_REVISION_MASK);
break;
default:
return -E1000_ERR_PHY;
break;
@ -421,7 +461,7 @@ static s32 e1000_acquire_nvm_82571(struct e1000_hw *hw)
if (ret_val)
return ret_val;
if (hw->mac.type != e1000_82573)
if (hw->mac.type != e1000_82573 && hw->mac.type != e1000_82574)
ret_val = e1000e_acquire_nvm(hw);
if (ret_val)
@ -461,6 +501,7 @@ static s32 e1000_write_nvm_82571(struct e1000_hw *hw, u16 offset, u16 words,
switch (hw->mac.type) {
case e1000_82573:
case e1000_82574:
ret_val = e1000_write_nvm_eewr_82571(hw, offset, words, data);
break;
case e1000_82571:
@ -735,7 +776,7 @@ static s32 e1000_reset_hw_82571(struct e1000_hw *hw)
* Must acquire the MDIO ownership before MAC reset.
* Ownership defaults to firmware after a reset.
*/
if (hw->mac.type == e1000_82573) {
if (hw->mac.type == e1000_82573 || hw->mac.type == e1000_82574) {
extcnf_ctrl = er32(EXTCNF_CTRL);
extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP;
@ -776,7 +817,7 @@ static s32 e1000_reset_hw_82571(struct e1000_hw *hw)
* Need to wait for Phy configuration completion before accessing
* NVM and Phy.
*/
if (hw->mac.type == e1000_82573)
if (hw->mac.type == e1000_82573 || hw->mac.type == e1000_82574)
msleep(25);
/* Clear any pending interrupt events. */
@ -843,7 +884,7 @@ static s32 e1000_init_hw_82571(struct e1000_hw *hw)
ew32(TXDCTL(0), reg_data);
/* ...for both queues. */
if (mac->type != e1000_82573) {
if (mac->type != e1000_82573 && mac->type != e1000_82574) {
reg_data = er32(TXDCTL(1));
reg_data = (reg_data & ~E1000_TXDCTL_WTHRESH) |
E1000_TXDCTL_FULL_TX_DESC_WB |
@ -918,19 +959,28 @@ static void e1000_initialize_hw_bits_82571(struct e1000_hw *hw)
}
/* Device Control */
if (hw->mac.type == e1000_82573) {
if (hw->mac.type == e1000_82573 || hw->mac.type == e1000_82574) {
reg = er32(CTRL);
reg &= ~(1 << 29);
ew32(CTRL, reg);
}
/* Extended Device Control */
if (hw->mac.type == e1000_82573) {
if (hw->mac.type == e1000_82573 || hw->mac.type == e1000_82574) {
reg = er32(CTRL_EXT);
reg &= ~(1 << 23);
reg |= (1 << 22);
ew32(CTRL_EXT, reg);
}
/* PCI-Ex Control Register */
if (hw->mac.type == e1000_82574) {
reg = er32(GCR);
reg |= (1 << 22);
ew32(GCR, reg);
}
return;
}
/**
@ -947,7 +997,7 @@ void e1000e_clear_vfta(struct e1000_hw *hw)
u32 vfta_offset = 0;
u32 vfta_bit_in_reg = 0;
if (hw->mac.type == e1000_82573) {
if (hw->mac.type == e1000_82573 || hw->mac.type == e1000_82574) {
if (hw->mng_cookie.vlan_id != 0) {
/*
* The VFTA is a 4096b bit-field, each identifying
@ -975,6 +1025,48 @@ void e1000e_clear_vfta(struct e1000_hw *hw)
}
}
/**
* e1000_check_mng_mode_82574 - Check manageability is enabled
* @hw: pointer to the HW structure
*
* Reads the NVM Initialization Control Word 2 and returns true
* (>0) if any manageability is enabled, else false (0).
**/
static bool e1000_check_mng_mode_82574(struct e1000_hw *hw)
{
u16 data;
e1000_read_nvm(hw, NVM_INIT_CONTROL2_REG, 1, &data);
return (data & E1000_NVM_INIT_CTRL2_MNGM) != 0;
}
/**
* e1000_led_on_82574 - Turn LED on
* @hw: pointer to the HW structure
*
* Turn LED on.
**/
static s32 e1000_led_on_82574(struct e1000_hw *hw)
{
u32 ctrl;
u32 i;
ctrl = hw->mac.ledctl_mode2;
if (!(E1000_STATUS_LU & er32(STATUS))) {
/*
* If no link, then turn LED on by setting the invert bit
* for each LED that's "on" (0x0E) in ledctl_mode2.
*/
for (i = 0; i < 4; i++)
if (((hw->mac.ledctl_mode2 >> (i * 8)) & 0xFF) ==
E1000_LEDCTL_MODE_LED_ON)
ctrl |= (E1000_LEDCTL_LED0_IVRT << (i * 8));
}
ew32(LEDCTL, ctrl);
return 0;
}
/**
* e1000_update_mc_addr_list_82571 - Update Multicast addresses
* @hw: pointer to the HW structure
@ -1018,7 +1110,8 @@ static s32 e1000_setup_link_82571(struct e1000_hw *hw)
* the default flow control setting, so we explicitly
* set it to full.
*/
if (hw->mac.type == e1000_82573)
if ((hw->mac.type == e1000_82573 || hw->mac.type == e1000_82574) &&
hw->fc.type == e1000_fc_default)
hw->fc.type = e1000_fc_full;
return e1000e_setup_link(hw);
@ -1045,6 +1138,7 @@ static s32 e1000_setup_copper_link_82571(struct e1000_hw *hw)
switch (hw->phy.type) {
case e1000_phy_m88:
case e1000_phy_bm:
ret_val = e1000e_copper_link_setup_m88(hw);
break;
case e1000_phy_igp_2:
@ -1114,11 +1208,10 @@ static s32 e1000_valid_led_default_82571(struct e1000_hw *hw, u16 *data)
return ret_val;
}
if (hw->mac.type == e1000_82573 &&
if ((hw->mac.type == e1000_82573 || hw->mac.type == e1000_82574) &&
*data == ID_LED_RESERVED_F746)
*data = ID_LED_DEFAULT_82573;
else if (*data == ID_LED_RESERVED_0000 ||
*data == ID_LED_RESERVED_FFFF)
else if (*data == ID_LED_RESERVED_0000 || *data == ID_LED_RESERVED_FFFF)
*data = ID_LED_DEFAULT;
return 0;
@ -1265,13 +1358,13 @@ static void e1000_clear_hw_cntrs_82571(struct e1000_hw *hw)
}
static struct e1000_mac_operations e82571_mac_ops = {
.mng_mode_enab = E1000_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT,
/* .check_mng_mode: mac type dependent */
/* .check_for_link: media type dependent */
.cleanup_led = e1000e_cleanup_led_generic,
.clear_hw_cntrs = e1000_clear_hw_cntrs_82571,
.get_bus_info = e1000e_get_bus_info_pcie,
/* .get_link_up_info: media type dependent */
.led_on = e1000e_led_on_generic,
/* .led_on: mac type dependent */
.led_off = e1000e_led_off_generic,
.update_mc_addr_list = e1000_update_mc_addr_list_82571,
.reset_hw = e1000_reset_hw_82571,
@ -1312,6 +1405,22 @@ static struct e1000_phy_operations e82_phy_ops_m88 = {
.write_phy_reg = e1000e_write_phy_reg_m88,
};
static struct e1000_phy_operations e82_phy_ops_bm = {
.acquire_phy = e1000_get_hw_semaphore_82571,
.check_reset_block = e1000e_check_reset_block_generic,
.commit_phy = e1000e_phy_sw_reset,
.force_speed_duplex = e1000e_phy_force_speed_duplex_m88,
.get_cfg_done = e1000e_get_cfg_done,
.get_cable_length = e1000e_get_cable_length_m88,
.get_phy_info = e1000e_get_phy_info_m88,
.read_phy_reg = e1000e_read_phy_reg_bm2,
.release_phy = e1000_put_hw_semaphore_82571,
.reset_phy = e1000e_phy_hw_reset_generic,
.set_d0_lplu_state = e1000_set_d0_lplu_state_82571,
.set_d3_lplu_state = e1000e_set_d3_lplu_state,
.write_phy_reg = e1000e_write_phy_reg_bm2,
};
static struct e1000_nvm_operations e82571_nvm_ops = {
.acquire_nvm = e1000_acquire_nvm_82571,
.read_nvm = e1000e_read_nvm_eerd,
@ -1375,3 +1484,21 @@ struct e1000_info e1000_82573_info = {
.nvm_ops = &e82571_nvm_ops,
};
struct e1000_info e1000_82574_info = {
.mac = e1000_82574,
.flags = FLAG_HAS_HW_VLAN_FILTER
| FLAG_HAS_MSIX
| FLAG_HAS_JUMBO_FRAMES
| FLAG_HAS_WOL
| FLAG_APME_IN_CTRL3
| FLAG_RX_CSUM_ENABLED
| FLAG_HAS_SMART_POWER_DOWN
| FLAG_HAS_AMT
| FLAG_HAS_CTRLEXT_ON_LOAD,
.pba = 20,
.get_variants = e1000_get_variants_82571,
.mac_ops = &e82571_mac_ops,
.phy_ops = &e82_phy_ops_bm,
.nvm_ops = &e82571_nvm_ops,
};

13
drivers/net/e1000e/defines.h
Просмотреть файл

@ -71,9 +71,11 @@
#define E1000_CTRL_EXT_RO_DIS 0x00020000 /* Relaxed Ordering disable */
#define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
#define E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES 0x00C00000
#define E1000_CTRL_EXT_EIAME 0x01000000
#define E1000_CTRL_EXT_DRV_LOAD 0x10000000 /* Driver loaded bit for FW */
#define E1000_CTRL_EXT_IAME 0x08000000 /* Interrupt acknowledge Auto-mask */
#define E1000_CTRL_EXT_INT_TIMER_CLR 0x20000000 /* Clear Interrupt timers after IMS clear */
#define E1000_CTRL_EXT_PBA_CLR 0x80000000 /* PBA Clear */
/* Receive Descriptor bit definitions */
#define E1000_RXD_STAT_DD 0x01 /* Descriptor Done */
@ -299,6 +301,7 @@
#define E1000_RXCSUM_IPPCSE 0x00001000 /* IP payload checksum enable */
/* Header split receive */
#define E1000_RFCTL_ACK_DIS 0x00001000
#define E1000_RFCTL_EXTEN 0x00008000
#define E1000_RFCTL_IPV6_EX_DIS 0x00010000
#define E1000_RFCTL_NEW_IPV6_EXT_DIS 0x00020000
@ -363,6 +366,11 @@
#define E1000_ICR_RXDMT0 0x00000010 /* Rx desc min. threshold (0) */
#define E1000_ICR_RXT0 0x00000080 /* Rx timer intr (ring 0) */
#define E1000_ICR_INT_ASSERTED 0x80000000 /* If this bit asserted, the driver should claim the interrupt */
#define E1000_ICR_RXQ0 0x00100000 /* Rx Queue 0 Interrupt */
#define E1000_ICR_RXQ1 0x00200000 /* Rx Queue 1 Interrupt */
#define E1000_ICR_TXQ0 0x00400000 /* Tx Queue 0 Interrupt */
#define E1000_ICR_TXQ1 0x00800000 /* Tx Queue 1 Interrupt */
#define E1000_ICR_OTHER 0x01000000 /* Other Interrupts */
/*
* This defines the bits that are set in the Interrupt Mask
@ -386,6 +394,11 @@
#define E1000_IMS_RXSEQ E1000_ICR_RXSEQ /* Rx sequence error */
#define E1000_IMS_RXDMT0 E1000_ICR_RXDMT0 /* Rx desc min. threshold */
#define E1000_IMS_RXT0 E1000_ICR_RXT0 /* Rx timer intr */
#define E1000_IMS_RXQ0 E1000_ICR_RXQ0 /* Rx Queue 0 Interrupt */
#define E1000_IMS_RXQ1 E1000_ICR_RXQ1 /* Rx Queue 1 Interrupt */
#define E1000_IMS_TXQ0 E1000_ICR_TXQ0 /* Tx Queue 0 Interrupt */
#define E1000_IMS_TXQ1 E1000_ICR_TXQ1 /* Tx Queue 1 Interrupt */
#define E1000_IMS_OTHER E1000_ICR_OTHER /* Other Interrupts */
/* Interrupt Cause Set */
#define E1000_ICS_LSC E1000_ICR_LSC /* Link Status Change */

28
drivers/net/e1000e/e1000.h
Просмотреть файл

@ -62,6 +62,11 @@ struct e1000_info;
e_printk(KERN_NOTICE, adapter, format, ## arg)
/* Interrupt modes, as used by the IntMode paramter */
#define E1000E_INT_MODE_LEGACY 0
#define E1000E_INT_MODE_MSI 1
#define E1000E_INT_MODE_MSIX 2
/* Tx/Rx descriptor defines */
#define E1000_DEFAULT_TXD 256
#define E1000_MAX_TXD 4096
@ -95,6 +100,7 @@ enum e1000_boards {
board_82571,
board_82572,
board_82573,
board_82574,
board_80003es2lan,
board_ich8lan,
board_ich9lan,
@ -147,6 +153,12 @@ struct e1000_ring {
/* array of buffer information structs */
struct e1000_buffer *buffer_info;
char name[IFNAMSIZ + 5];
u32 ims_val;
u32 itr_val;
u16 itr_register;
int set_itr;
struct sk_buff *rx_skb_top;
struct e1000_queue_stats stats;
@ -275,6 +287,9 @@ struct e1000_adapter {
u32 test_icr;
u32 msg_enable;
struct msix_entry *msix_entries;
int int_mode;
u32 eiac_mask;
u32 eeprom_wol;
u32 wol;
@ -307,6 +322,7 @@ struct e1000_info {
#define FLAG_HAS_SWSM_ON_LOAD (1 << 6)
#define FLAG_HAS_JUMBO_FRAMES (1 << 7)
#define FLAG_IS_ICH (1 << 9)
#define FLAG_HAS_MSIX (1 << 10)
#define FLAG_HAS_SMART_POWER_DOWN (1 << 11)
#define FLAG_IS_QUAD_PORT_A (1 << 12)
#define FLAG_IS_QUAD_PORT (1 << 13)
@ -365,6 +381,8 @@ extern int e1000e_setup_tx_resources(struct e1000_adapter *adapter);
extern void e1000e_free_rx_resources(struct e1000_adapter *adapter);
extern void e1000e_free_tx_resources(struct e1000_adapter *adapter);
extern void e1000e_update_stats(struct e1000_adapter *adapter);
extern void e1000e_set_interrupt_capability(struct e1000_adapter *adapter);
extern void e1000e_reset_interrupt_capability(struct e1000_adapter *adapter);
extern unsigned int copybreak;
@ -373,6 +391,7 @@ extern char *e1000e_get_hw_dev_name(struct e1000_hw *hw);
extern struct e1000_info e1000_82571_info;
extern struct e1000_info e1000_82572_info;
extern struct e1000_info e1000_82573_info;
extern struct e1000_info e1000_82574_info;
extern struct e1000_info e1000_ich8_info;
extern struct e1000_info e1000_ich9_info;
extern struct e1000_info e1000_ich10_info;
@ -453,6 +472,8 @@ extern enum e1000_phy_type e1000e_get_phy_type_from_id(u32 phy_id);
extern s32 e1000e_determine_phy_address(struct e1000_hw *hw);
extern s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data);
extern s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data);
extern s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data);
extern s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data);
extern void e1000e_phy_force_speed_duplex_setup(struct e1000_hw *hw, u16 *phy_ctrl);
extern s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data);
extern s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data);
@ -523,7 +544,12 @@ static inline s32 e1000_get_phy_info(struct e1000_hw *hw)
return hw->phy.ops.get_phy_info(hw);
}
extern bool e1000e_check_mng_mode(struct e1000_hw *hw);
static inline s32 e1000e_check_mng_mode(struct e1000_hw *hw)
{
return hw->mac.ops.check_mng_mode(hw);
}
extern bool e1000e_check_mng_mode_generic(struct e1000_hw *hw);
extern bool e1000e_enable_tx_pkt_filtering(struct e1000_hw *hw);
extern s32 e1000e_mng_write_dhcp_info(struct e1000_hw *hw, u8 *buffer, u16 length);

2
drivers/net/e1000e/es2lan.c
Просмотреть файл

@ -1247,7 +1247,7 @@ static void e1000_clear_hw_cntrs_80003es2lan(struct e1000_hw *hw)
}
static struct e1000_mac_operations es2_mac_ops = {
.mng_mode_enab = E1000_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT,
.check_mng_mode = e1000e_check_mng_mode_generic,
/* check_for_link dependent on media type */
.cleanup_led = e1000e_cleanup_led_generic,
.clear_hw_cntrs = e1000_clear_hw_cntrs_80003es2lan,

38
drivers/net/e1000e/ethtool.c
Просмотреть файл

@ -568,6 +568,7 @@ static int e1000_set_eeprom(struct net_device *netdev,
* and flush shadow RAM for 82573 controllers
*/
if ((ret_val == 0) && ((first_word <= NVM_CHECKSUM_REG) ||
(hw->mac.type == e1000_82574) ||
(hw->mac.type == e1000_82573)))
e1000e_update_nvm_checksum(hw);
@ -779,6 +780,7 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
toggle = 0x7FFFF3FF;
break;
case e1000_82573:
case e1000_82574:
case e1000_ich8lan:
case e1000_ich9lan:
case e1000_ich10lan:
@ -887,10 +889,18 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
u32 shared_int = 1;
u32 irq = adapter->pdev->irq;
int i;
int ret_val = 0;
int int_mode = E1000E_INT_MODE_LEGACY;
*data = 0;
/* NOTE: we don't test MSI interrupts here, yet */
/* NOTE: we don't test MSI/MSI-X interrupts here, yet */
if (adapter->int_mode == E1000E_INT_MODE_MSIX) {
int_mode = adapter->int_mode;
e1000e_reset_interrupt_capability(adapter);
adapter->int_mode = E1000E_INT_MODE_LEGACY;
e1000e_set_interrupt_capability(adapter);
}
/* Hook up test interrupt handler just for this test */
if (!request_irq(irq, &e1000_test_intr, IRQF_PROBE_SHARED, netdev->name,
netdev)) {
@ -898,7 +908,8 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
} else if (request_irq(irq, &e1000_test_intr, IRQF_SHARED,
netdev->name, netdev)) {
*data = 1;
return -1;
ret_val = -1;
goto out;
}
e_info("testing %s interrupt\n", (shared_int ? "shared" : "unshared"));
@ -988,7 +999,14 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
/* Unhook test interrupt handler */
free_irq(irq, netdev);
return *data;
out:
if (int_mode == E1000E_INT_MODE_MSIX) {
e1000e_reset_interrupt_capability(adapter);
adapter->int_mode = int_mode;
e1000e_set_interrupt_capability(adapter);
}
return ret_val;
}
static void e1000_free_desc_rings(struct e1000_adapter *adapter)
@ -1769,11 +1787,13 @@ static void e1000_led_blink_callback(unsigned long data)
static int e1000_phys_id(struct net_device *netdev, u32 data)
{
struct e1000_adapter *adapter = netdev_priv(netdev);
struct e1000_hw *hw = &adapter->hw;
if (!data)
data = INT_MAX;
if (adapter->hw.phy.type == e1000_phy_ife) {
if ((hw->phy.type == e1000_phy_ife) ||
(hw->mac.type == e1000_82574)) {
if (!adapter->blink_timer.function) {
init_timer(&adapter->blink_timer);
adapter->blink_timer.function =
@ -1783,16 +1803,16 @@ static int e1000_phys_id(struct net_device *netdev, u32 data)
mod_timer(&adapter->blink_timer, jiffies);
msleep_interruptible(data * 1000);
del_timer_sync(&adapter->blink_timer);
e1e_wphy(&adapter->hw,
IFE_PHY_SPECIAL_CONTROL_LED, 0);
if (hw->phy.type == e1000_phy_ife)
e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0);
} else {
e1000e_blink_led(&adapter->hw);
e1000e_blink_led(hw);
msleep_interruptible(data * 1000);
}
adapter->hw.mac.ops.led_off(&adapter->hw);
hw->mac.ops.led_off(hw);
clear_bit(E1000_LED_ON, &adapter->led_status);
adapter->hw.mac.ops.cleanup_led(&adapter->hw);
hw->mac.ops.cleanup_led(hw);
return 0;
}

11
drivers/net/e1000e/hw.h
Просмотреть файл

@ -65,7 +65,11 @@ enum e1e_registers {
E1000_ICS = 0x000C8, /* Interrupt Cause Set - WO */
E1000_IMS = 0x000D0, /* Interrupt Mask Set - RW */
E1000_IMC = 0x000D8, /* Interrupt Mask Clear - WO */
E1000_EIAC_82574 = 0x000DC, /* Ext. Interrupt Auto Clear - RW */
E1000_IAM = 0x000E0, /* Interrupt Acknowledge Auto Mask */
E1000_IVAR = 0x000E4, /* Interrupt Vector Allocation - RW */
E1000_EITR_82574_BASE = 0x000E8, /* Interrupt Throttling - RW */
#define E1000_EITR_82574(_n) (E1000_EITR_82574_BASE + (_n << 2))
E1000_RCTL = 0x00100, /* Rx Control - RW */
E1000_FCTTV = 0x00170, /* Flow Control Transmit Timer Value - RW */
E1000_TXCW = 0x00178, /* Tx Configuration Word - RW */
@ -332,6 +336,7 @@ enum e1e_registers {
#define E1000_DEV_ID_82573E 0x108B
#define E1000_DEV_ID_82573E_IAMT 0x108C
#define E1000_DEV_ID_82573L 0x109A
#define E1000_DEV_ID_82574L 0x10D3
#define E1000_DEV_ID_80003ES2LAN_COPPER_DPT 0x1096
#define E1000_DEV_ID_80003ES2LAN_SERDES_DPT 0x1098
@ -360,12 +365,15 @@ enum e1e_registers {
#define E1000_DEV_ID_ICH10_D_BM_LM 0x10DE
#define E1000_DEV_ID_ICH10_D_BM_LF 0x10DF
#define E1000_REVISION_4 4
#define E1000_FUNC_1 1
enum e1000_mac_type {
e1000_82571,
e1000_82572,
e1000_82573,
e1000_82574,
e1000_80003es2lan,
e1000_ich8lan,
e1000_ich9lan,
@ -700,8 +708,7 @@ struct e1000_host_mng_command_info {
/* Function pointers and static data for the MAC. */
struct e1000_mac_operations {
u32 mng_mode_enab;
bool (*check_mng_mode)(struct e1000_hw *);
s32 (*check_for_link)(struct e1000_hw *);
s32 (*cleanup_led)(struct e1000_hw *);
void (*clear_hw_cntrs)(struct e1000_hw *);

18
drivers/net/e1000e/ich8lan.c
Просмотреть файл

@ -421,6 +421,22 @@ static void e1000_release_swflag_ich8lan(struct e1000_hw *hw)
ew32(EXTCNF_CTRL, extcnf_ctrl);
}
/**
* e1000_check_mng_mode_ich8lan - Checks management mode
* @hw: pointer to the HW structure
*
* This checks if the adapter has manageability enabled.
* This is a function pointer entry point only called by read/write
* routines for the PHY and NVM parts.
**/
static bool e1000_check_mng_mode_ich8lan(struct e1000_hw *hw)
{
u32 fwsm = er32(FWSM);
return (fwsm & E1000_FWSM_MODE_MASK) ==
(E1000_ICH_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT);
}
/**
* e1000_check_reset_block_ich8lan - Check if PHY reset is blocked
* @hw: pointer to the HW structure
@ -2400,7 +2416,7 @@ static void e1000_clear_hw_cntrs_ich8lan(struct e1000_hw *hw)
}
static struct e1000_mac_operations ich8_mac_ops = {
.mng_mode_enab = E1000_ICH_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT,
.check_mng_mode = e1000_check_mng_mode_ich8lan,
.check_for_link = e1000e_check_for_copper_link,
.cleanup_led = e1000_cleanup_led_ich8lan,
.clear_hw_cntrs = e1000_clear_hw_cntrs_ich8lan,

7
drivers/net/e1000e/lib.c
Просмотреть файл

@ -2222,17 +2222,18 @@ static s32 e1000_mng_enable_host_if(struct e1000_hw *hw)
}
/**
* e1000e_check_mng_mode - check management mode
* e1000e_check_mng_mode_generic - check management mode
* @hw: pointer to the HW structure
*
* Reads the firmware semaphore register and returns true (>0) if
* manageability is enabled, else false (0).
**/
bool e1000e_check_mng_mode(struct e1000_hw *hw)
bool e1000e_check_mng_mode_generic(struct e1000_hw *hw)
{
u32 fwsm = er32(FWSM);
return (fwsm & E1000_FWSM_MODE_MASK) == hw->mac.ops.mng_mode_enab;
return (fwsm & E1000_FWSM_MODE_MASK) ==
(E1000_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT);
}
/**

409
drivers/net/e1000e/netdev.c
Просмотреть файл

@ -55,6 +55,7 @@ static const struct e1000_info *e1000_info_tbl[] = {
[board_82571] = &e1000_82571_info,
[board_82572] = &e1000_82572_info,
[board_82573] = &e1000_82573_info,
[board_82574] = &e1000_82574_info,
[board_80003es2lan] = &e1000_es2_info,
[board_ich8lan] = &e1000_ich8_info,
[board_ich9lan] = &e1000_ich9_info,
@ -1180,8 +1181,8 @@ static irqreturn_t e1000_intr(int irq, void *data)
struct net_device *netdev = data;
struct e1000_adapter *adapter = netdev_priv(netdev);
struct e1000_hw *hw = &adapter->hw;
u32 rctl, icr = er32(ICR);
if (!icr)
return IRQ_NONE; /* Not our interrupt */
@ -1237,6 +1238,263 @@ static irqreturn_t e1000_intr(int irq, void *data)
return IRQ_HANDLED;
}
static irqreturn_t e1000_msix_other(int irq, void *data)
{
struct net_device *netdev = data;
struct e1000_adapter *adapter = netdev_priv(netdev);
struct e1000_hw *hw = &adapter->hw;
u32 icr = er32(ICR);
if (!(icr & E1000_ICR_INT_ASSERTED)) {
ew32(IMS, E1000_IMS_OTHER);
return IRQ_NONE;
}
if (icr & adapter->eiac_mask)
ew32(ICS, (icr & adapter->eiac_mask));
if (icr & E1000_ICR_OTHER) {
if (!(icr & E1000_ICR_LSC))
goto no_link_interrupt;
hw->mac.get_link_status = 1;
/* guard against interrupt when we're going down */
if (!test_bit(__E1000_DOWN, &adapter->state))
mod_timer(&adapter->watchdog_timer, jiffies + 1);
}
no_link_interrupt:
ew32(IMS, E1000_IMS_LSC | E1000_IMS_OTHER);
return IRQ_HANDLED;
}
static irqreturn_t e1000_intr_msix_tx(int irq, void *data)
{
struct net_device *netdev = data;
struct e1000_adapter *adapter = netdev_priv(netdev);
struct e1000_hw *hw = &adapter->hw;
struct e1000_ring *tx_ring = adapter->tx_ring;
adapter->total_tx_bytes = 0;
adapter->total_tx_packets = 0;
if (!e1000_clean_tx_irq(adapter))
/* Ring was not completely cleaned, so fire another interrupt */
ew32(ICS, tx_ring->ims_val);
return IRQ_HANDLED;
}
static irqreturn_t e1000_intr_msix_rx(int irq, void *data)
{
struct net_device *netdev = data;
struct e1000_adapter *adapter = netdev_priv(netdev);
/* Write the ITR value calculated at the end of the
* previous interrupt.
*/
if (adapter->rx_ring->set_itr) {
writel(1000000000 / (adapter->rx_ring->itr_val * 256),
adapter->hw.hw_addr + adapter->rx_ring->itr_register);
adapter->rx_ring->set_itr = 0;
}
if (netif_rx_schedule_prep(netdev, &adapter->napi)) {
adapter->total_rx_bytes = 0;
adapter->total_rx_packets = 0;
__netif_rx_schedule(netdev, &adapter->napi);
}
return IRQ_HANDLED;
}
/**
* e1000_configure_msix - Configure MSI-X hardware
*
* e1000_configure_msix sets up the hardware to properly
* generate MSI-X interrupts.
**/
static void e1000_configure_msix(struct e1000_adapter *adapter)
{
struct e1000_hw *hw = &adapter->hw;
struct e1000_ring *rx_ring = adapter->rx_ring;
struct e1000_ring *tx_ring = adapter->tx_ring;
int vector = 0;
u32 ctrl_ext, ivar = 0;
adapter->eiac_mask = 0;
/* Workaround issue with spurious interrupts on 82574 in MSI-X mode */
if (hw->mac.type == e1000_82574) {
u32 rfctl = er32(RFCTL);
rfctl |= E1000_RFCTL_ACK_DIS;
ew32(RFCTL, rfctl);
}
#define E1000_IVAR_INT_ALLOC_VALID 0x8
/* Configure Rx vector */
rx_ring->ims_val = E1000_IMS_RXQ0;
adapter->eiac_mask |= rx_ring->ims_val;
if (rx_ring->itr_val)
writel(1000000000 / (rx_ring->itr_val * 256),
hw->hw_addr + rx_ring->itr_register);
else
writel(1, hw->hw_addr + rx_ring->itr_register);
ivar = E1000_IVAR_INT_ALLOC_VALID | vector;
/* Configure Tx vector */
tx_ring->ims_val = E1000_IMS_TXQ0;
vector++;
if (tx_ring->itr_val)
writel(1000000000 / (tx_ring->itr_val * 256),
hw->hw_addr + tx_ring->itr_register);
else
writel(1, hw->hw_addr + tx_ring->itr_register);
adapter->eiac_mask |= tx_ring->ims_val;
ivar |= ((E1000_IVAR_INT_ALLOC_VALID | vector) << 8);
/* set vector for Other Causes, e.g. link changes */
vector++;
ivar |= ((E1000_IVAR_INT_ALLOC_VALID | vector) << 16);
if (rx_ring->itr_val)
writel(1000000000 / (rx_ring->itr_val * 256),
hw->hw_addr + E1000_EITR_82574(vector));
else
writel(1, hw->hw_addr + E1000_EITR_82574(vector));
/* Cause Tx interrupts on every write back */
ivar |= (1 << 31);
ew32(IVAR, ivar);
/* enable MSI-X PBA support */
ctrl_ext = er32(CTRL_EXT);
ctrl_ext |= E1000_CTRL_EXT_PBA_CLR;
/* Auto-Mask Other interrupts upon ICR read */
#define E1000_EIAC_MASK_82574 0x01F00000
ew32(IAM, ~E1000_EIAC_MASK_82574 | E1000_IMS_OTHER);
ctrl_ext |= E1000_CTRL_EXT_EIAME;
ew32(CTRL_EXT, ctrl_ext);
e1e_flush();
}
void e1000e_reset_interrupt_capability(struct e1000_adapter *adapter)
{
if (adapter->msix_entries) {
pci_disable_msix(adapter->pdev);
kfree(adapter->msix_entries);
adapter->msix_entries = NULL;
} else if (adapter->flags & FLAG_MSI_ENABLED) {
pci_disable_msi(adapter->pdev);
adapter->flags &= ~FLAG_MSI_ENABLED;
}
return;
}
/**
* e1000e_set_interrupt_capability - set MSI or MSI-X if supported
*
* Attempt to configure interrupts using the best available
* capabilities of the hardware and kernel.
**/
void e1000e_set_interrupt_capability(struct e1000_adapter *adapter)
{
int err;
int numvecs, i;
switch (adapter->int_mode) {
case E1000E_INT_MODE_MSIX:
if (adapter->flags & FLAG_HAS_MSIX) {
numvecs = 3; /* RxQ0, TxQ0 and other */
adapter->msix_entries = kcalloc(numvecs,
sizeof(struct msix_entry),
GFP_KERNEL);
if (adapter->msix_entries) {
for (i = 0; i < numvecs; i++)
adapter->msix_entries[i].entry = i;
err = pci_enable_msix(adapter->pdev,
adapter->msix_entries,
numvecs);
if (err == 0)
return;
}
/* MSI-X failed, so fall through and try MSI */
e_err("Failed to initialize MSI-X interrupts. "
"Falling back to MSI interrupts.\n");
e1000e_reset_interrupt_capability(adapter);
}
adapter->int_mode = E1000E_INT_MODE_MSI;
/* Fall through */
case E1000E_INT_MODE_MSI:
if (!pci_enable_msi(adapter->pdev)) {
adapter->flags |= FLAG_MSI_ENABLED;
} else {
adapter->int_mode = E1000E_INT_MODE_LEGACY;
e_err("Failed to initialize MSI interrupts. Falling "
"back to legacy interrupts.\n");
}
/* Fall through */
case E1000E_INT_MODE_LEGACY:
/* Don't do anything; this is the system default */
break;
}
return;
}
/**
* e1000_request_msix - Initialize MSI-X interrupts
*
* e1000_request_msix allocates MSI-X vectors and requests interrupts from the
* kernel.
**/
static int e1000_request_msix(struct e1000_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
int err = 0, vector = 0;
if (strlen(netdev->name) < (IFNAMSIZ - 5))
sprintf(adapter->rx_ring->name, "%s-rx0", netdev->name);
else
memcpy(adapter->rx_ring->name, netdev->name, IFNAMSIZ);
err = request_irq(adapter->msix_entries[vector].vector,
&e1000_intr_msix_rx, 0, adapter->rx_ring->name,
netdev);
if (err)
goto out;
adapter->rx_ring->itr_register = E1000_EITR_82574(vector);
adapter->rx_ring->itr_val = adapter->itr;
vector++;
if (strlen(netdev->name) < (IFNAMSIZ - 5))
sprintf(adapter->tx_ring->name, "%s-tx0", netdev->name);
else
memcpy(adapter->tx_ring->name, netdev->name, IFNAMSIZ);
err = request_irq(adapter->msix_entries[vector].vector,
&e1000_intr_msix_tx, 0, adapter->tx_ring->name,
netdev);
if (err)
goto out;
adapter->tx_ring->itr_register = E1000_EITR_82574(vector);
adapter->tx_ring->itr_val = adapter->itr;
vector++;
err = request_irq(adapter->msix_entries[vector].vector,
&e1000_msix_other, 0, netdev->name, netdev);
if (err)
goto out;
e1000_configure_msix(adapter);
return 0;
out:
return err;
}
/**
* e1000_request_irq - initialize interrupts
*
@ -1246,28 +1504,32 @@ static irqreturn_t e1000_intr(int irq, void *data)
static int e1000_request_irq(struct e1000_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
int irq_flags = IRQF_SHARED;
int err;
if (!(adapter->flags & FLAG_MSI_TEST_FAILED)) {
err = pci_enable_msi(adapter->pdev);
if (!err) {
adapter->flags |= FLAG_MSI_ENABLED;
irq_flags = 0;
}
if (adapter->msix_entries) {
err = e1000_request_msix(adapter);
if (!err)
return err;
/* fall back to MSI */
e1000e_reset_interrupt_capability(adapter);
adapter->int_mode = E1000E_INT_MODE_MSI;
e1000e_set_interrupt_capability(adapter);
}
if (adapter->flags & FLAG_MSI_ENABLED) {
err = request_irq(adapter->pdev->irq, &e1000_intr_msi, 0,
netdev->name, netdev);
if (!err)
return err;
/* fall back to legacy interrupt */
e1000e_reset_interrupt_capability(adapter);
adapter->int_mode = E1000E_INT_MODE_LEGACY;
}
err = request_irq(adapter->pdev->irq,
((adapter->flags & FLAG_MSI_ENABLED) ?
&e1000_intr_msi : &e1000_intr),
irq_flags, netdev->name, netdev);
if (err) {
if (adapter->flags & FLAG_MSI_ENABLED) {
pci_disable_msi(adapter->pdev);
adapter->flags &= ~FLAG_MSI_ENABLED;
}
err = request_irq(adapter->pdev->irq, &e1000_intr, IRQF_SHARED,
netdev->name, netdev);
if (err)
e_err("Unable to allocate interrupt, Error: %d\n", err);
}
return err;
}
@ -1276,11 +1538,21 @@ static void e1000_free_irq(struct e1000_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
free_irq(adapter->pdev->irq, netdev);
if (adapter->flags & FLAG_MSI_ENABLED) {
pci_disable_msi(adapter->pdev);
adapter->flags &= ~FLAG_MSI_ENABLED;
if (adapter->msix_entries) {
int vector = 0;
free_irq(adapter->msix_entries[vector].vector, netdev);
vector++;
free_irq(adapter->msix_entries[vector].vector, netdev);
vector++;
/* Other Causes interrupt vector */
free_irq(adapter->msix_entries[vector].vector, netdev);
return;
}
free_irq(adapter->pdev->irq, netdev);
}
/**
@ -1291,6 +1563,8 @@ static void e1000_irq_disable(struct e1000_adapter *adapter)
struct e1000_hw *hw = &adapter->hw;
ew32(IMC, ~0);
if (adapter->msix_entries)
ew32(EIAC_82574, 0);
e1e_flush();
synchronize_irq(adapter->pdev->irq);
}
@ -1302,7 +1576,12 @@ static void e1000_irq_enable(struct e1000_adapter *adapter)
{
struct e1000_hw *hw = &adapter->hw;
ew32(IMS, IMS_ENABLE_MASK);
if (adapter->msix_entries) {
ew32(EIAC_82574, adapter->eiac_mask & E1000_EIAC_MASK_82574);
ew32(IMS, adapter->eiac_mask | E1000_IMS_OTHER | E1000_IMS_LSC);
} else {
ew32(IMS, IMS_ENABLE_MASK);
}
e1e_flush();
}
@ -1552,9 +1831,8 @@ void e1000e_free_rx_resources(struct e1000_adapter *adapter)
* traffic pattern. Constants in this function were computed
* based on theoretical maximum wire speed and thresholds were set based
* on testing data as well as attempting to minimize response time
* while increasing bulk throughput.
* this functionality is controlled by the InterruptThrottleRate module
* parameter (see e1000_param.c)
* while increasing bulk throughput. This functionality is controlled
* by the InterruptThrottleRate module parameter.
**/
static unsigned int e1000_update_itr(struct e1000_adapter *adapter,
u16 itr_setting, int packets,
@ -1662,10 +1940,36 @@ set_itr_now:
min(adapter->itr + (new_itr >> 2), new_itr) :
new_itr;
adapter->itr = new_itr;
ew32(ITR, 1000000000 / (new_itr * 256));
adapter->rx_ring->itr_val = new_itr;
if (adapter->msix_entries)
adapter->rx_ring->set_itr = 1;
else
ew32(ITR, 1000000000 / (new_itr * 256));
}
}
/**
* e1000_alloc_queues - Allocate memory for all rings
* @adapter: board private structure to initialize
**/
static int __devinit e1000_alloc_queues(struct e1000_adapter *adapter)
{
adapter->tx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL);
if (!adapter->tx_ring)
goto err;
adapter->rx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL);
if (!adapter->rx_ring)
goto err;
return 0;
err:
e_err("Unable to allocate memory for queues\n");
kfree(adapter->rx_ring);
kfree(adapter->tx_ring);
return -ENOMEM;
}
/**
* e1000_clean - NAPI Rx polling callback
* @napi: struct associated with this polling callback
@ -1674,12 +1978,17 @@ set_itr_now:
static int e1000_clean(struct napi_struct *napi, int budget)
{
struct e1000_adapter *adapter = container_of(napi, struct e1000_adapter, napi);
struct e1000_hw *hw = &adapter->hw;
struct net_device *poll_dev = adapter->netdev;
int tx_cleaned = 0, work_done = 0;
/* Must NOT use netdev_priv macro here. */
adapter = poll_dev->priv;
if (adapter->msix_entries &&
!(adapter->rx_ring->ims_val & adapter->tx_ring->ims_val))
goto clean_rx;
/*
* e1000_clean is called per-cpu. This lock protects
* tx_ring from being cleaned by multiple cpus
@ -1691,6 +2000,7 @@ static int e1000_clean(struct napi_struct *napi, int budget)
spin_unlock(&adapter->tx_queue_lock);
}
clean_rx:
adapter->clean_rx(adapter, &work_done, budget);
if (tx_cleaned)
@ -1701,7 +2011,10 @@ static int e1000_clean(struct napi_struct *napi, int budget)
if (adapter->itr_setting & 3)
e1000_set_itr(adapter);
netif_rx_complete(poll_dev, napi);
e1000_irq_enable(adapter);
if (adapter->msix_entries)
ew32(IMS, adapter->rx_ring->ims_val);
else
e1000_irq_enable(adapter);
}
return work_done;
@ -2497,6 +2810,8 @@ int e1000e_up(struct e1000_adapter *adapter)
clear_bit(__E1000_DOWN, &adapter->state);
napi_enable(&adapter->napi);
if (adapter->msix_entries)
e1000_configure_msix(adapter);
e1000_irq_enable(adapter);
/* fire a link change interrupt to start the watchdog */
@ -2580,13 +2895,10 @@ static int __devinit e1000_sw_init(struct e1000_adapter *adapter)
adapter->max_frame_size = netdev->mtu + ETH_HLEN + ETH_FCS_LEN;
adapter->min_frame_size = ETH_ZLEN + ETH_FCS_LEN;
adapter->tx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL);
if (!adapter->tx_ring)
goto err;
e1000e_set_interrupt_capability(adapter);
adapter->rx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL);
if (!adapter->rx_ring)
goto err;
if (e1000_alloc_queues(adapter))
return -ENOMEM;
spin_lock_init(&adapter->tx_queue_lock);
@ -2597,12 +2909,6 @@ static int __devinit e1000_sw_init(struct e1000_adapter *adapter)
set_bit(__E1000_DOWN, &adapter->state);
return 0;
err:
e_err("Unable to allocate memory for queues\n");
kfree(adapter->rx_ring);
kfree(adapter->tx_ring);
return -ENOMEM;
}
/**
@ -2644,6 +2950,7 @@ static int e1000_test_msi_interrupt(struct e1000_adapter *adapter)
/* free the real vector and request a test handler */
e1000_free_irq(adapter);
e1000e_reset_interrupt_capability(adapter);
/* Assume that the test fails, if it succeeds then the test
* MSI irq handler will unset this flag */
@ -2674,6 +2981,7 @@ static int e1000_test_msi_interrupt(struct e1000_adapter *adapter)
rmb();
if (adapter->flags & FLAG_MSI_TEST_FAILED) {
adapter->int_mode = E1000E_INT_MODE_LEGACY;
err = -EIO;
e_info("MSI interrupt test failed!\n");
}
@ -2687,7 +2995,7 @@ static int e1000_test_msi_interrupt(struct e1000_adapter *adapter)
/* okay so the test worked, restore settings */
e_dbg("%s: MSI interrupt test succeeded!\n", netdev->name);
msi_test_failed:
/* restore the original vector, even if it failed */
e1000e_set_interrupt_capability(adapter);
e1000_request_irq(adapter);
return err;
}
@ -2797,7 +3105,7 @@ static int e1000_open(struct net_device *netdev)
* ignore e1000e MSI messages, which means we need to test our MSI
* interrupt now
*/
{
if (adapter->int_mode != E1000E_INT_MODE_LEGACY) {
err = e1000_test_msi(adapter);
if (err) {
e_err("Interrupt allocation failed\n");
@ -2989,7 +3297,8 @@ void e1000e_update_stats(struct e1000_adapter *adapter)
adapter->stats.algnerrc += er32(ALGNERRC);
adapter->stats.rxerrc += er32(RXERRC);
adapter->stats.tncrs += er32(TNCRS);
if (hw->mac.type != e1000_82574)
adapter->stats.tncrs += er32(TNCRS);
adapter->stats.cexterr += er32(CEXTERR);
adapter->stats.tsctc += er32(TSCTC);
adapter->stats.tsctfc += er32(TSCTFC);
@ -3337,7 +3646,10 @@ link_up:
}
/* Cause software interrupt to ensure Rx ring is cleaned */
ew32(ICS, E1000_ICS_RXDMT0);
if (adapter->msix_entries)
ew32(ICS, adapter->rx_ring->ims_val);
else
ew32(ICS, E1000_ICS_RXDMT0);
/* Force detection of hung controller every watchdog period */
adapter->detect_tx_hung = 1;
@ -4054,6 +4366,7 @@ static int e1000_suspend(struct pci_dev *pdev, pm_message_t state)
e1000e_down(adapter);
e1000_free_irq(adapter);
}
e1000e_reset_interrupt_capability(adapter);
retval = pci_save_state(pdev);
if (retval)
@ -4180,6 +4493,7 @@ static int e1000_resume(struct pci_dev *pdev)
pci_enable_wake(pdev, PCI_D3hot, 0);
pci_enable_wake(pdev, PCI_D3cold, 0);
e1000e_set_interrupt_capability(adapter);
if (netif_running(netdev)) {
err = e1000_request_irq(adapter);
if (err)
@ -4489,6 +4803,8 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
adapter->bd_number = cards_found++;
e1000e_check_options(adapter);
/* setup adapter struct */
err = e1000_sw_init(adapter);
if (err)
@ -4595,8 +4911,6 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
INIT_WORK(&adapter->reset_task, e1000_reset_task);
INIT_WORK(&adapter->watchdog_task, e1000_watchdog_task);
e1000e_check_options(adapter);
/* Initialize link parameters. User can change them with ethtool */
adapter->hw.mac.autoneg = 1;
adapter->fc_autoneg = 1;
@ -4726,6 +5040,7 @@ static void __devexit e1000_remove(struct pci_dev *pdev)
if (!e1000_check_reset_block(&adapter->hw))
e1000_phy_hw_reset(&adapter->hw);
e1000e_reset_interrupt_capability(adapter);
kfree(adapter->tx_ring);
kfree(adapter->rx_ring);
@ -4767,6 +5082,8 @@ static struct pci_device_id e1000_pci_tbl[] = {
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82573E_IAMT), board_82573 },
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82573L), board_82573 },
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82574L), board_82574 },
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_80003ES2LAN_COPPER_DPT),
board_80003es2lan },
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_80003ES2LAN_COPPER_SPT),

27
drivers/net/e1000e/param.c
Просмотреть файл

@ -114,6 +114,15 @@ E1000_PARAM(InterruptThrottleRate, "Interrupt Throttling Rate");
#define DEFAULT_ITR 3
#define MAX_ITR 100000
#define MIN_ITR 100
/* IntMode (Interrupt Mode)
*
* Valid Range: 0 - 2
*
* Default Value: 2 (MSI-X)
*/
E1000_PARAM(IntMode, "Interrupt Mode");
#define MAX_INTMODE 2
#define MIN_INTMODE 0
/*
* Enable Smart Power Down of the PHY
@ -352,6 +361,24 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter)
adapter->itr = 20000;
}
}
{ /* Interrupt Mode */
struct e1000_option opt = {
.type = range_option,
.name = "Interrupt Mode",
.err = "defaulting to 2 (MSI-X)",
.def = E1000E_INT_MODE_MSIX,
.arg = { .r = { .min = MIN_INTMODE,
.max = MAX_INTMODE } }
};
if (num_IntMode > bd) {
unsigned int int_mode = IntMode[bd];
e1000_validate_option(&int_mode, &opt, adapter);
adapter->int_mode = int_mode;
} else {
adapter->int_mode = opt.def;
}
}
{ /* Smart Power Down */
const struct e1000_option opt = {
.type = enable_option,

109
drivers/net/e1000e/phy.c
Просмотреть файл

@ -476,7 +476,9 @@ s32 e1000e_copper_link_setup_m88(struct e1000_hw *hw)
if (ret_val)
return ret_val;
if ((phy->type == e1000_phy_m88) && (phy->revision < 4)) {
if ((phy->type == e1000_phy_m88) &&
(phy->revision < E1000_REVISION_4) &&
(phy->id != BME1000_E_PHY_ID_R2)) {
/*
* Force TX_CLK in the Extended PHY Specific Control Register
* to 25MHz clock.
@ -504,6 +506,18 @@ s32 e1000e_copper_link_setup_m88(struct e1000_hw *hw)
return ret_val;
}
if ((phy->type == e1000_phy_bm) && (phy->id == BME1000_E_PHY_ID_R2)) {
/* Set PHY page 0, register 29 to 0x0003 */
ret_val = e1e_wphy(hw, 29, 0x0003);
if (ret_val)
return ret_val;
/* Set PHY page 0, register 30 to 0x0000 */
ret_val = e1e_wphy(hw, 30, 0x0000);
if (ret_val)
return ret_val;
}
/* Commit the changes. */
ret_val = e1000e_commit_phy(hw);
if (ret_val)
@ -2053,6 +2067,99 @@ out:
return ret_val;
}
/**
* e1000e_read_phy_reg_bm2 - Read BM PHY register
* @hw: pointer to the HW structure
* @offset: register offset to be read
* @data: pointer to the read data
*
* Acquires semaphore, if necessary, then reads the PHY register at offset
* and storing the retrieved information in data. Release any acquired
* semaphores before exiting.
**/
s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data)
{
s32 ret_val;
u16 page = (u16)(offset >> IGP_PAGE_SHIFT);
/* Page 800 works differently than the rest so it has its own func */
if (page == BM_WUC_PAGE) {
ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, data,
true);
return ret_val;
}
ret_val = hw->phy.ops.acquire_phy(hw);
if (ret_val)
return ret_val;
hw->phy.addr = 1;
if (offset > MAX_PHY_MULTI_PAGE_REG) {
/* Page is shifted left, PHY expects (page x 32) */
ret_val = e1000e_write_phy_reg_mdic(hw, BM_PHY_PAGE_SELECT,
page);
if (ret_val) {
hw->phy.ops.release_phy(hw);
return ret_val;
}
}
ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
data);
hw->phy.ops.release_phy(hw);
return ret_val;
}
/**
* e1000e_write_phy_reg_bm2 - Write BM PHY register
* @hw: pointer to the HW structure
* @offset: register offset to write to
* @data: data to write at register offset
*
* Acquires semaphore, if necessary, then writes the data to PHY register
* at the offset. Release any acquired semaphores before exiting.
**/
s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data)
{
s32 ret_val;
u16 page = (u16)(offset >> IGP_PAGE_SHIFT);
/* Page 800 works differently than the rest so it has its own func */
if (page == BM_WUC_PAGE) {
ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, &data,
false);
return ret_val;
}
ret_val = hw->phy.ops.acquire_phy(hw);
if (ret_val)
return ret_val;
hw->phy.addr = 1;
if (offset > MAX_PHY_MULTI_PAGE_REG) {
/* Page is shifted left, PHY expects (page x 32) */
ret_val = e1000e_write_phy_reg_mdic(hw, BM_PHY_PAGE_SELECT,
page);
if (ret_val) {
hw->phy.ops.release_phy(hw);
return ret_val;
}
}
ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
data);
hw->phy.ops.release_phy(hw);
return ret_val;
}
/**
* e1000_access_phy_wakeup_reg_bm - Read BM PHY wakeup register
* @hw: pointer to the HW structure