summaryrefslogtreecommitdiffstats
path: root/drivers/net/e1000e/82571.c
diff options
context:
space:
mode:
authorBruce Allan <bruce.w.allan@intel.com>2008-08-27 03:37:06 +0200
committerJeff Garzik <jgarzik@redhat.com>2008-09-03 16:08:13 +0200
commit4662e82b2cb41c60826e50474dd86dd5c6372b0c (patch)
tree75a99d62d28ad8ff5d9557f4665bae177218bb2a /drivers/net/e1000e/82571.c
parente1000e: add support for 82567LM-3 and 82567LF-3 (ICH10D) parts (diff)
downloadlinux-4662e82b2cb41c60826e50474dd86dd5c6372b0c.tar.xz
linux-4662e82b2cb41c60826e50474dd86dd5c6372b0c.zip
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>
Diffstat (limited to 'drivers/net/e1000e/82571.c')
-rw-r--r--drivers/net/e1000e/82571.c153
1 files changed, 140 insertions, 13 deletions
diff --git a/drivers/net/e1000e/82571.c b/drivers/net/e1000e/82571.c
index 462351ca2c81..b2c910c52df9 100644
--- a/drivers/net/e1000e/82571.c
+++ b/drivers/net/e1000e/82571.c
@@ -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
@@ -976,6 +1026,48 @@ 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
* @mc_addr_list: array of multicast addresses to program
@@ -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,
+};
+