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-rw-r--r--drivers/net/e1000e/82571.c2
-rw-r--r--drivers/net/e1000e/defines.h21
-rw-r--r--drivers/net/e1000e/e1000.h57
-rw-r--r--drivers/net/e1000e/es2lan.c2
-rw-r--r--drivers/net/e1000e/ethtool.c37
-rw-r--r--drivers/net/e1000e/hw.h16
-rw-r--r--drivers/net/e1000e/ich8lan.c431
-rw-r--r--drivers/net/e1000e/lib.c38
-rw-r--r--drivers/net/e1000e/netdev.c206
-rw-r--r--drivers/net/e1000e/phy.c699
10 files changed, 1441 insertions, 68 deletions
diff --git a/drivers/net/e1000e/82571.c b/drivers/net/e1000e/82571.c
index 8203964373ce..c4b3f4fe91ae 100644
--- a/drivers/net/e1000e/82571.c
+++ b/drivers/net/e1000e/82571.c
@@ -1587,6 +1587,7 @@ static void e1000_clear_hw_cntrs_82571(struct e1000_hw *hw)
1587static struct e1000_mac_operations e82571_mac_ops = { 1587static struct e1000_mac_operations e82571_mac_ops = {
1588 /* .check_mng_mode: mac type dependent */ 1588 /* .check_mng_mode: mac type dependent */
1589 /* .check_for_link: media type dependent */ 1589 /* .check_for_link: media type dependent */
1590 .id_led_init = e1000e_id_led_init,
1590 .cleanup_led = e1000e_cleanup_led_generic, 1591 .cleanup_led = e1000e_cleanup_led_generic,
1591 .clear_hw_cntrs = e1000_clear_hw_cntrs_82571, 1592 .clear_hw_cntrs = e1000_clear_hw_cntrs_82571,
1592 .get_bus_info = e1000e_get_bus_info_pcie, 1593 .get_bus_info = e1000e_get_bus_info_pcie,
@@ -1598,6 +1599,7 @@ static struct e1000_mac_operations e82571_mac_ops = {
1598 .init_hw = e1000_init_hw_82571, 1599 .init_hw = e1000_init_hw_82571,
1599 .setup_link = e1000_setup_link_82571, 1600 .setup_link = e1000_setup_link_82571,
1600 /* .setup_physical_interface: media type dependent */ 1601 /* .setup_physical_interface: media type dependent */
1602 .setup_led = e1000e_setup_led_generic,
1601}; 1603};
1602 1604
1603static struct e1000_phy_operations e82_phy_ops_igp = { 1605static struct e1000_phy_operations e82_phy_ops_igp = {
diff --git a/drivers/net/e1000e/defines.h b/drivers/net/e1000e/defines.h
index 9acfecddb273..674a47e43034 100644
--- a/drivers/net/e1000e/defines.h
+++ b/drivers/net/e1000e/defines.h
@@ -56,6 +56,7 @@
56/* Wake Up Control */ 56/* Wake Up Control */
57#define E1000_WUC_APME 0x00000001 /* APM Enable */ 57#define E1000_WUC_APME 0x00000001 /* APM Enable */
58#define E1000_WUC_PME_EN 0x00000002 /* PME Enable */ 58#define E1000_WUC_PME_EN 0x00000002 /* PME Enable */
59#define E1000_WUC_PHY_WAKE 0x00000100 /* if PHY supports wakeup */
59 60
60/* Wake Up Filter Control */ 61/* Wake Up Filter Control */
61#define E1000_WUFC_LNKC 0x00000001 /* Link Status Change Wakeup Enable */ 62#define E1000_WUFC_LNKC 0x00000001 /* Link Status Change Wakeup Enable */
@@ -65,6 +66,13 @@
65#define E1000_WUFC_BC 0x00000010 /* Broadcast Wakeup Enable */ 66#define E1000_WUFC_BC 0x00000010 /* Broadcast Wakeup Enable */
66#define E1000_WUFC_ARP 0x00000020 /* ARP Request Packet Wakeup Enable */ 67#define E1000_WUFC_ARP 0x00000020 /* ARP Request Packet Wakeup Enable */
67 68
69/* Wake Up Status */
70#define E1000_WUS_LNKC E1000_WUFC_LNKC
71#define E1000_WUS_MAG E1000_WUFC_MAG
72#define E1000_WUS_EX E1000_WUFC_EX
73#define E1000_WUS_MC E1000_WUFC_MC
74#define E1000_WUS_BC E1000_WUFC_BC
75
68/* Extended Device Control */ 76/* Extended Device Control */
69#define E1000_CTRL_EXT_SDP7_DATA 0x00000080 /* Value of SW Definable Pin 7 */ 77#define E1000_CTRL_EXT_SDP7_DATA 0x00000080 /* Value of SW Definable Pin 7 */
70#define E1000_CTRL_EXT_EE_RST 0x00002000 /* Reinitialize from EEPROM */ 78#define E1000_CTRL_EXT_EE_RST 0x00002000 /* Reinitialize from EEPROM */
@@ -77,6 +85,7 @@
77#define E1000_CTRL_EXT_IAME 0x08000000 /* Interrupt acknowledge Auto-mask */ 85#define E1000_CTRL_EXT_IAME 0x08000000 /* Interrupt acknowledge Auto-mask */
78#define E1000_CTRL_EXT_INT_TIMER_CLR 0x20000000 /* Clear Interrupt timers after IMS clear */ 86#define E1000_CTRL_EXT_INT_TIMER_CLR 0x20000000 /* Clear Interrupt timers after IMS clear */
79#define E1000_CTRL_EXT_PBA_CLR 0x80000000 /* PBA Clear */ 87#define E1000_CTRL_EXT_PBA_CLR 0x80000000 /* PBA Clear */
88#define E1000_CTRL_EXT_PHYPDEN 0x00100000
80 89
81/* Receive Descriptor bit definitions */ 90/* Receive Descriptor bit definitions */
82#define E1000_RXD_STAT_DD 0x01 /* Descriptor Done */ 91#define E1000_RXD_STAT_DD 0x01 /* Descriptor Done */
@@ -140,6 +149,7 @@
140#define E1000_RCTL_DTYP_PS 0x00000400 /* Packet Split descriptor */ 149#define E1000_RCTL_DTYP_PS 0x00000400 /* Packet Split descriptor */
141#define E1000_RCTL_RDMTS_HALF 0x00000000 /* Rx desc min threshold size */ 150#define E1000_RCTL_RDMTS_HALF 0x00000000 /* Rx desc min threshold size */
142#define E1000_RCTL_MO_SHIFT 12 /* multicast offset shift */ 151#define E1000_RCTL_MO_SHIFT 12 /* multicast offset shift */
152#define E1000_RCTL_MO_3 0x00003000 /* multicast offset 15:4 */
143#define E1000_RCTL_BAM 0x00008000 /* broadcast enable */ 153#define E1000_RCTL_BAM 0x00008000 /* broadcast enable */
144/* these buffer sizes are valid if E1000_RCTL_BSEX is 0 */ 154/* these buffer sizes are valid if E1000_RCTL_BSEX is 0 */
145#define E1000_RCTL_SZ_2048 0x00000000 /* Rx buffer size 2048 */ 155#define E1000_RCTL_SZ_2048 0x00000000 /* Rx buffer size 2048 */
@@ -153,6 +163,7 @@
153#define E1000_RCTL_VFE 0x00040000 /* vlan filter enable */ 163#define E1000_RCTL_VFE 0x00040000 /* vlan filter enable */
154#define E1000_RCTL_CFIEN 0x00080000 /* canonical form enable */ 164#define E1000_RCTL_CFIEN 0x00080000 /* canonical form enable */
155#define E1000_RCTL_CFI 0x00100000 /* canonical form indicator */ 165#define E1000_RCTL_CFI 0x00100000 /* canonical form indicator */
166#define E1000_RCTL_PMCF 0x00800000 /* pass MAC control frames */
156#define E1000_RCTL_BSEX 0x02000000 /* Buffer size extension */ 167#define E1000_RCTL_BSEX 0x02000000 /* Buffer size extension */
157#define E1000_RCTL_SECRC 0x04000000 /* Strip Ethernet CRC */ 168#define E1000_RCTL_SECRC 0x04000000 /* Strip Ethernet CRC */
158 169
@@ -255,11 +266,16 @@
255#define AUTONEG_ADVERTISE_SPEED_DEFAULT E1000_ALL_SPEED_DUPLEX 266#define AUTONEG_ADVERTISE_SPEED_DEFAULT E1000_ALL_SPEED_DUPLEX
256 267
257/* LED Control */ 268/* LED Control */
269#define E1000_PHY_LED0_MODE_MASK 0x00000007
270#define E1000_PHY_LED0_IVRT 0x00000008
271#define E1000_PHY_LED0_MASK 0x0000001F
272
258#define E1000_LEDCTL_LED0_MODE_MASK 0x0000000F 273#define E1000_LEDCTL_LED0_MODE_MASK 0x0000000F
259#define E1000_LEDCTL_LED0_MODE_SHIFT 0 274#define E1000_LEDCTL_LED0_MODE_SHIFT 0
260#define E1000_LEDCTL_LED0_IVRT 0x00000040 275#define E1000_LEDCTL_LED0_IVRT 0x00000040
261#define E1000_LEDCTL_LED0_BLINK 0x00000080 276#define E1000_LEDCTL_LED0_BLINK 0x00000080
262 277
278#define E1000_LEDCTL_MODE_LINK_UP 0x2
263#define E1000_LEDCTL_MODE_LED_ON 0xE 279#define E1000_LEDCTL_MODE_LED_ON 0xE
264#define E1000_LEDCTL_MODE_LED_OFF 0xF 280#define E1000_LEDCTL_MODE_LED_OFF 0xF
265 281
@@ -676,6 +692,8 @@
676#define IFE_C_E_PHY_ID 0x02A80310 692#define IFE_C_E_PHY_ID 0x02A80310
677#define BME1000_E_PHY_ID 0x01410CB0 693#define BME1000_E_PHY_ID 0x01410CB0
678#define BME1000_E_PHY_ID_R2 0x01410CB1 694#define BME1000_E_PHY_ID_R2 0x01410CB1
695#define I82577_E_PHY_ID 0x01540050
696#define I82578_E_PHY_ID 0x004DD040
679 697
680/* M88E1000 Specific Registers */ 698/* M88E1000 Specific Registers */
681#define M88E1000_PHY_SPEC_CTRL 0x10 /* PHY Specific Control Register */ 699#define M88E1000_PHY_SPEC_CTRL 0x10 /* PHY Specific Control Register */
@@ -729,6 +747,9 @@
729#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK 0x0E00 747#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK 0x0E00
730#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X 0x0800 748#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X 0x0800
731 749
750#define I82578_EPSCR_DOWNSHIFT_ENABLE 0x0020
751#define I82578_EPSCR_DOWNSHIFT_COUNTER_MASK 0x001C
752
732/* BME1000 PHY Specific Control Register */ 753/* BME1000 PHY Specific Control Register */
733#define BME1000_PSCR_ENABLE_DOWNSHIFT 0x0800 /* 1 = enable downshift */ 754#define BME1000_PSCR_ENABLE_DOWNSHIFT 0x0800 /* 1 = enable downshift */
734 755
diff --git a/drivers/net/e1000e/e1000.h b/drivers/net/e1000e/e1000.h
index b9dc612082e0..d6e491bc58c9 100644
--- a/drivers/net/e1000e/e1000.h
+++ b/drivers/net/e1000e/e1000.h
@@ -98,6 +98,49 @@ struct e1000_info;
98 98
99#define DEFAULT_JUMBO 9234 99#define DEFAULT_JUMBO 9234
100 100
101/* BM/HV Specific Registers */
102#define BM_PORT_CTRL_PAGE 769
103
104#define PHY_UPPER_SHIFT 21
105#define BM_PHY_REG(page, reg) \
106 (((reg) & MAX_PHY_REG_ADDRESS) |\
107 (((page) & 0xFFFF) << PHY_PAGE_SHIFT) |\
108 (((reg) & ~MAX_PHY_REG_ADDRESS) << (PHY_UPPER_SHIFT - PHY_PAGE_SHIFT)))
109
110/* PHY Wakeup Registers and defines */
111#define BM_RCTL PHY_REG(BM_WUC_PAGE, 0)
112#define BM_WUC PHY_REG(BM_WUC_PAGE, 1)
113#define BM_WUFC PHY_REG(BM_WUC_PAGE, 2)
114#define BM_WUS PHY_REG(BM_WUC_PAGE, 3)
115#define BM_RAR_L(_i) (BM_PHY_REG(BM_WUC_PAGE, 16 + ((_i) << 2)))
116#define BM_RAR_M(_i) (BM_PHY_REG(BM_WUC_PAGE, 17 + ((_i) << 2)))
117#define BM_RAR_H(_i) (BM_PHY_REG(BM_WUC_PAGE, 18 + ((_i) << 2)))
118#define BM_RAR_CTRL(_i) (BM_PHY_REG(BM_WUC_PAGE, 19 + ((_i) << 2)))
119#define BM_MTA(_i) (BM_PHY_REG(BM_WUC_PAGE, 128 + ((_i) << 1)))
120
121#define BM_RCTL_UPE 0x0001 /* Unicast Promiscuous Mode */
122#define BM_RCTL_MPE 0x0002 /* Multicast Promiscuous Mode */
123#define BM_RCTL_MO_SHIFT 3 /* Multicast Offset Shift */
124#define BM_RCTL_MO_MASK (3 << 3) /* Multicast Offset Mask */
125#define BM_RCTL_BAM 0x0020 /* Broadcast Accept Mode */
126#define BM_RCTL_PMCF 0x0040 /* Pass MAC Control Frames */
127#define BM_RCTL_RFCE 0x0080 /* Rx Flow Control Enable */
128
129#define HV_SCC_UPPER PHY_REG(778, 16) /* Single Collision Count */
130#define HV_SCC_LOWER PHY_REG(778, 17)
131#define HV_ECOL_UPPER PHY_REG(778, 18) /* Excessive Collision Count */
132#define HV_ECOL_LOWER PHY_REG(778, 19)
133#define HV_MCC_UPPER PHY_REG(778, 20) /* Multiple Collision Count */
134#define HV_MCC_LOWER PHY_REG(778, 21)
135#define HV_LATECOL_UPPER PHY_REG(778, 23) /* Late Collision Count */
136#define HV_LATECOL_LOWER PHY_REG(778, 24)
137#define HV_COLC_UPPER PHY_REG(778, 25) /* Collision Count */
138#define HV_COLC_LOWER PHY_REG(778, 26)
139#define HV_DC_UPPER PHY_REG(778, 27) /* Defer Count */
140#define HV_DC_LOWER PHY_REG(778, 28)
141#define HV_TNCRS_UPPER PHY_REG(778, 29) /* Transmit with no CRS */
142#define HV_TNCRS_LOWER PHY_REG(778, 30)
143
101enum e1000_boards { 144enum e1000_boards {
102 board_82571, 145 board_82571,
103 board_82572, 146 board_82572,
@@ -108,6 +151,7 @@ enum e1000_boards {
108 board_ich8lan, 151 board_ich8lan,
109 board_ich9lan, 152 board_ich9lan,
110 board_ich10lan, 153 board_ich10lan,
154 board_pchlan,
111}; 155};
112 156
113struct e1000_queue_stats { 157struct e1000_queue_stats {
@@ -305,6 +349,7 @@ struct e1000_adapter {
305 unsigned int flags2; 349 unsigned int flags2;
306 struct work_struct downshift_task; 350 struct work_struct downshift_task;
307 struct work_struct update_phy_task; 351 struct work_struct update_phy_task;
352 struct work_struct led_blink_task;
308}; 353};
309 354
310struct e1000_info { 355struct e1000_info {
@@ -355,6 +400,7 @@ struct e1000_info {
355 400
356/* CRC Stripping defines */ 401/* CRC Stripping defines */
357#define FLAG2_CRC_STRIPPING (1 << 0) 402#define FLAG2_CRC_STRIPPING (1 << 0)
403#define FLAG2_HAS_PHY_WAKEUP (1 << 1)
358 404
359#define E1000_RX_DESC_PS(R, i) \ 405#define E1000_RX_DESC_PS(R, i) \
360 (&(((union e1000_rx_desc_packet_split *)((R).desc))[i])) 406 (&(((union e1000_rx_desc_packet_split *)((R).desc))[i]))
@@ -408,6 +454,7 @@ extern struct e1000_info e1000_82583_info;
408extern struct e1000_info e1000_ich8_info; 454extern struct e1000_info e1000_ich8_info;
409extern struct e1000_info e1000_ich9_info; 455extern struct e1000_info e1000_ich9_info;
410extern struct e1000_info e1000_ich10_info; 456extern struct e1000_info e1000_ich10_info;
457extern struct e1000_info e1000_pch_info;
411extern struct e1000_info e1000_es2_info; 458extern struct e1000_info e1000_es2_info;
412 459
413extern s32 e1000e_read_pba_num(struct e1000_hw *hw, u32 *pba_num); 460extern s32 e1000e_read_pba_num(struct e1000_hw *hw, u32 *pba_num);
@@ -429,6 +476,7 @@ extern void e1000e_disable_gig_wol_ich8lan(struct e1000_hw *hw);
429extern s32 e1000e_check_for_copper_link(struct e1000_hw *hw); 476extern s32 e1000e_check_for_copper_link(struct e1000_hw *hw);
430extern s32 e1000e_check_for_fiber_link(struct e1000_hw *hw); 477extern s32 e1000e_check_for_fiber_link(struct e1000_hw *hw);
431extern s32 e1000e_check_for_serdes_link(struct e1000_hw *hw); 478extern s32 e1000e_check_for_serdes_link(struct e1000_hw *hw);
479extern s32 e1000e_setup_led_generic(struct e1000_hw *hw);
432extern s32 e1000e_cleanup_led_generic(struct e1000_hw *hw); 480extern s32 e1000e_cleanup_led_generic(struct e1000_hw *hw);
433extern s32 e1000e_led_on_generic(struct e1000_hw *hw); 481extern s32 e1000e_led_on_generic(struct e1000_hw *hw);
434extern s32 e1000e_led_off_generic(struct e1000_hw *hw); 482extern s32 e1000e_led_off_generic(struct e1000_hw *hw);
@@ -497,6 +545,15 @@ extern s32 e1000e_phy_reset_dsp(struct e1000_hw *hw);
497extern s32 e1000e_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data); 545extern s32 e1000e_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data);
498extern s32 e1000e_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data); 546extern s32 e1000e_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data);
499extern s32 e1000e_check_downshift(struct e1000_hw *hw); 547extern s32 e1000e_check_downshift(struct e1000_hw *hw);
548extern s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data);
549extern s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data);
550extern s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw, bool slow);
551extern s32 e1000_link_stall_workaround_hv(struct e1000_hw *hw);
552extern s32 e1000_copper_link_setup_82577(struct e1000_hw *hw);
553extern s32 e1000_check_polarity_82577(struct e1000_hw *hw);
554extern s32 e1000_get_phy_info_82577(struct e1000_hw *hw);
555extern s32 e1000_phy_force_speed_duplex_82577(struct e1000_hw *hw);
556extern s32 e1000_get_cable_length_82577(struct e1000_hw *hw);
500 557
501static inline s32 e1000_phy_hw_reset(struct e1000_hw *hw) 558static inline s32 e1000_phy_hw_reset(struct e1000_hw *hw)
502{ 559{
diff --git a/drivers/net/e1000e/es2lan.c b/drivers/net/e1000e/es2lan.c
index 6cc3bdf4acdb..ae5d73689353 100644
--- a/drivers/net/e1000e/es2lan.c
+++ b/drivers/net/e1000e/es2lan.c
@@ -1366,6 +1366,7 @@ static void e1000_clear_hw_cntrs_80003es2lan(struct e1000_hw *hw)
1366} 1366}
1367 1367
1368static struct e1000_mac_operations es2_mac_ops = { 1368static struct e1000_mac_operations es2_mac_ops = {
1369 .id_led_init = e1000e_id_led_init,
1369 .check_mng_mode = e1000e_check_mng_mode_generic, 1370 .check_mng_mode = e1000e_check_mng_mode_generic,
1370 /* check_for_link dependent on media type */ 1371 /* check_for_link dependent on media type */
1371 .cleanup_led = e1000e_cleanup_led_generic, 1372 .cleanup_led = e1000e_cleanup_led_generic,
@@ -1379,6 +1380,7 @@ static struct e1000_mac_operations es2_mac_ops = {
1379 .init_hw = e1000_init_hw_80003es2lan, 1380 .init_hw = e1000_init_hw_80003es2lan,
1380 .setup_link = e1000e_setup_link, 1381 .setup_link = e1000e_setup_link,
1381 /* setup_physical_interface dependent on media type */ 1382 /* setup_physical_interface dependent on media type */
1383 .setup_led = e1000e_setup_led_generic,
1382}; 1384};
1383 1385
1384static struct e1000_phy_operations es2_phy_ops = { 1386static struct e1000_phy_operations es2_phy_ops = {
diff --git a/drivers/net/e1000e/ethtool.c b/drivers/net/e1000e/ethtool.c
index 4d25ede88369..3d6435617527 100644
--- a/drivers/net/e1000e/ethtool.c
+++ b/drivers/net/e1000e/ethtool.c
@@ -776,6 +776,7 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
776 u32 after; 776 u32 after;
777 u32 i; 777 u32 i;
778 u32 toggle; 778 u32 toggle;
779 u32 mask;
779 780
780 /* 781 /*
781 * The status register is Read Only, so a write should fail. 782 * The status register is Read Only, so a write should fail.
@@ -788,17 +789,9 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
788 case e1000_80003es2lan: 789 case e1000_80003es2lan:
789 toggle = 0x7FFFF3FF; 790 toggle = 0x7FFFF3FF;
790 break; 791 break;
791 case e1000_82573: 792 default:
792 case e1000_82574:
793 case e1000_82583:
794 case e1000_ich8lan:
795 case e1000_ich9lan:
796 case e1000_ich10lan:
797 toggle = 0x7FFFF033; 793 toggle = 0x7FFFF033;
798 break; 794 break;
799 default:
800 toggle = 0xFFFFF833;
801 break;
802 } 795 }
803 796
804 before = er32(STATUS); 797 before = er32(STATUS);
@@ -844,11 +837,18 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
844 REG_PATTERN_TEST(E1000_TXCW, 0xC000FFFF, 0x0000FFFF); 837 REG_PATTERN_TEST(E1000_TXCW, 0xC000FFFF, 0x0000FFFF);
845 REG_PATTERN_TEST(E1000_TDBAL, 0xFFFFFFF0, 0xFFFFFFFF); 838 REG_PATTERN_TEST(E1000_TDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
846 REG_PATTERN_TEST(E1000_TIDV, 0x0000FFFF, 0x0000FFFF); 839 REG_PATTERN_TEST(E1000_TIDV, 0x0000FFFF, 0x0000FFFF);
840 mask = 0x8003FFFF;
841 switch (mac->type) {
842 case e1000_ich10lan:
843 case e1000_pchlan:
844 mask |= (1 << 18);
845 break;
846 default:
847 break;
848 }
847 for (i = 0; i < mac->rar_entry_count; i++) 849 for (i = 0; i < mac->rar_entry_count; i++)
848 REG_PATTERN_TEST_ARRAY(E1000_RA, ((i << 1) + 1), 850 REG_PATTERN_TEST_ARRAY(E1000_RA, ((i << 1) + 1),
849 ((mac->type == e1000_ich10lan) ? 851 mask, 0xFFFFFFFF);
850 0x8007FFFF : 0x8003FFFF),
851 0xFFFFFFFF);
852 852
853 for (i = 0; i < mac->mta_reg_count; i++) 853 for (i = 0; i < mac->mta_reg_count; i++)
854 REG_PATTERN_TEST_ARRAY(E1000_MTA, i, 0xFFFFFFFF, 0xFFFFFFFF); 854 REG_PATTERN_TEST_ARRAY(E1000_MTA, i, 0xFFFFFFFF, 0xFFFFFFFF);
@@ -1786,15 +1786,22 @@ static int e1000_set_wol(struct net_device *netdev,
1786/* bit defines for adapter->led_status */ 1786/* bit defines for adapter->led_status */
1787#define E1000_LED_ON 0 1787#define E1000_LED_ON 0
1788 1788
1789static void e1000_led_blink_callback(unsigned long data) 1789static void e1000e_led_blink_task(struct work_struct *work)
1790{ 1790{
1791 struct e1000_adapter *adapter = (struct e1000_adapter *) data; 1791 struct e1000_adapter *adapter = container_of(work,
1792 struct e1000_adapter, led_blink_task);
1792 1793
1793 if (test_and_change_bit(E1000_LED_ON, &adapter->led_status)) 1794 if (test_and_change_bit(E1000_LED_ON, &adapter->led_status))
1794 adapter->hw.mac.ops.led_off(&adapter->hw); 1795 adapter->hw.mac.ops.led_off(&adapter->hw);
1795 else 1796 else
1796 adapter->hw.mac.ops.led_on(&adapter->hw); 1797 adapter->hw.mac.ops.led_on(&adapter->hw);
1798}
1799
1800static void e1000_led_blink_callback(unsigned long data)
1801{
1802 struct e1000_adapter *adapter = (struct e1000_adapter *) data;
1797 1803
1804 schedule_work(&adapter->led_blink_task);
1798 mod_timer(&adapter->blink_timer, jiffies + E1000_ID_INTERVAL); 1805 mod_timer(&adapter->blink_timer, jiffies + E1000_ID_INTERVAL);
1799} 1806}
1800 1807
@@ -1807,7 +1814,9 @@ static int e1000_phys_id(struct net_device *netdev, u32 data)
1807 data = INT_MAX; 1814 data = INT_MAX;
1808 1815
1809 if ((hw->phy.type == e1000_phy_ife) || 1816 if ((hw->phy.type == e1000_phy_ife) ||
1817 (hw->mac.type == e1000_pchlan) ||
1810 (hw->mac.type == e1000_82574)) { 1818 (hw->mac.type == e1000_82574)) {
1819 INIT_WORK(&adapter->led_blink_task, e1000e_led_blink_task);
1811 if (!adapter->blink_timer.function) { 1820 if (!adapter->blink_timer.function) {
1812 init_timer(&adapter->blink_timer); 1821 init_timer(&adapter->blink_timer);
1813 adapter->blink_timer.function = 1822 adapter->blink_timer.function =
diff --git a/drivers/net/e1000e/hw.h b/drivers/net/e1000e/hw.h
index 6cdb703be951..fce3f0529e4c 100644
--- a/drivers/net/e1000e/hw.h
+++ b/drivers/net/e1000e/hw.h
@@ -193,7 +193,11 @@ enum e1e_registers {
193 E1000_RXCSUM = 0x05000, /* Rx Checksum Control - RW */ 193 E1000_RXCSUM = 0x05000, /* Rx Checksum Control - RW */
194 E1000_RFCTL = 0x05008, /* Receive Filter Control */ 194 E1000_RFCTL = 0x05008, /* Receive Filter Control */
195 E1000_MTA = 0x05200, /* Multicast Table Array - RW Array */ 195 E1000_MTA = 0x05200, /* Multicast Table Array - RW Array */
196 E1000_RA = 0x05400, /* Receive Address - RW Array */ 196 E1000_RAL_BASE = 0x05400, /* Receive Address Low - RW */
197#define E1000_RAL(_n) (E1000_RAL_BASE + ((_n) * 8))
198#define E1000_RA (E1000_RAL(0))
199 E1000_RAH_BASE = 0x05404, /* Receive Address High - RW */
200#define E1000_RAH(_n) (E1000_RAH_BASE + ((_n) * 8))
197 E1000_VFTA = 0x05600, /* VLAN Filter Table Array - RW Array */ 201 E1000_VFTA = 0x05600, /* VLAN Filter Table Array - RW Array */
198 E1000_WUC = 0x05800, /* Wakeup Control - RW */ 202 E1000_WUC = 0x05800, /* Wakeup Control - RW */
199 E1000_WUFC = 0x05808, /* Wakeup Filter Control - RW */ 203 E1000_WUFC = 0x05808, /* Wakeup Filter Control - RW */
@@ -368,6 +372,10 @@ enum e1e_registers {
368#define E1000_DEV_ID_ICH10_R_BM_V 0x10CE 372#define E1000_DEV_ID_ICH10_R_BM_V 0x10CE
369#define E1000_DEV_ID_ICH10_D_BM_LM 0x10DE 373#define E1000_DEV_ID_ICH10_D_BM_LM 0x10DE
370#define E1000_DEV_ID_ICH10_D_BM_LF 0x10DF 374#define E1000_DEV_ID_ICH10_D_BM_LF 0x10DF
375#define E1000_DEV_ID_PCH_M_HV_LM 0x10EA
376#define E1000_DEV_ID_PCH_M_HV_LC 0x10EB
377#define E1000_DEV_ID_PCH_D_HV_DM 0x10EF
378#define E1000_DEV_ID_PCH_D_HV_DC 0x10F0
371 379
372#define E1000_REVISION_4 4 380#define E1000_REVISION_4 4
373 381
@@ -383,6 +391,7 @@ enum e1000_mac_type {
383 e1000_ich8lan, 391 e1000_ich8lan,
384 e1000_ich9lan, 392 e1000_ich9lan,
385 e1000_ich10lan, 393 e1000_ich10lan,
394 e1000_pchlan,
386}; 395};
387 396
388enum e1000_media_type { 397enum e1000_media_type {
@@ -417,6 +426,8 @@ enum e1000_phy_type {
417 e1000_phy_igp_3, 426 e1000_phy_igp_3,
418 e1000_phy_ife, 427 e1000_phy_ife,
419 e1000_phy_bm, 428 e1000_phy_bm,
429 e1000_phy_82578,
430 e1000_phy_82577,
420}; 431};
421 432
422enum e1000_bus_width { 433enum e1000_bus_width {
@@ -720,6 +731,7 @@ struct e1000_host_mng_command_info {
720 731
721/* Function pointers and static data for the MAC. */ 732/* Function pointers and static data for the MAC. */
722struct e1000_mac_operations { 733struct e1000_mac_operations {
734 s32 (*id_led_init)(struct e1000_hw *);
723 bool (*check_mng_mode)(struct e1000_hw *); 735 bool (*check_mng_mode)(struct e1000_hw *);
724 s32 (*check_for_link)(struct e1000_hw *); 736 s32 (*check_for_link)(struct e1000_hw *);
725 s32 (*cleanup_led)(struct e1000_hw *); 737 s32 (*cleanup_led)(struct e1000_hw *);
@@ -733,11 +745,13 @@ struct e1000_mac_operations {
733 s32 (*init_hw)(struct e1000_hw *); 745 s32 (*init_hw)(struct e1000_hw *);
734 s32 (*setup_link)(struct e1000_hw *); 746 s32 (*setup_link)(struct e1000_hw *);
735 s32 (*setup_physical_interface)(struct e1000_hw *); 747 s32 (*setup_physical_interface)(struct e1000_hw *);
748 s32 (*setup_led)(struct e1000_hw *);
736}; 749};
737 750
738/* Function pointers for the PHY. */ 751/* Function pointers for the PHY. */
739struct e1000_phy_operations { 752struct e1000_phy_operations {
740 s32 (*acquire_phy)(struct e1000_hw *); 753 s32 (*acquire_phy)(struct e1000_hw *);
754 s32 (*check_polarity)(struct e1000_hw *);
741 s32 (*check_reset_block)(struct e1000_hw *); 755 s32 (*check_reset_block)(struct e1000_hw *);
742 s32 (*commit_phy)(struct e1000_hw *); 756 s32 (*commit_phy)(struct e1000_hw *);
743 s32 (*force_speed_duplex)(struct e1000_hw *); 757 s32 (*force_speed_duplex)(struct e1000_hw *);
diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c
index b63d9878b0ac..b69c8190da30 100644
--- a/drivers/net/e1000e/ich8lan.c
+++ b/drivers/net/e1000e/ich8lan.c
@@ -48,6 +48,10 @@
48 * 82567LF-3 Gigabit Network Connection 48 * 82567LF-3 Gigabit Network Connection
49 * 82567LM-3 Gigabit Network Connection 49 * 82567LM-3 Gigabit Network Connection
50 * 82567LM-4 Gigabit Network Connection 50 * 82567LM-4 Gigabit Network Connection
51 * 82577LM Gigabit Network Connection
52 * 82577LC Gigabit Network Connection
53 * 82578DM Gigabit Network Connection
54 * 82578DC Gigabit Network Connection
51 */ 55 */
52 56
53#include <linux/netdevice.h> 57#include <linux/netdevice.h>
@@ -116,6 +120,8 @@
116#define IGP3_VR_CTRL_DEV_POWERDOWN_MODE_MASK 0x0300 120#define IGP3_VR_CTRL_DEV_POWERDOWN_MODE_MASK 0x0300
117#define IGP3_VR_CTRL_MODE_SHUTDOWN 0x0200 121#define IGP3_VR_CTRL_MODE_SHUTDOWN 0x0200
118 122
123#define HV_LED_CONFIG PHY_REG(768, 30) /* LED Configuration */
124
119/* ICH GbE Flash Hardware Sequencing Flash Status Register bit breakdown */ 125/* ICH GbE Flash Hardware Sequencing Flash Status Register bit breakdown */
120/* Offset 04h HSFSTS */ 126/* Offset 04h HSFSTS */
121union ich8_hws_flash_status { 127union ich8_hws_flash_status {
@@ -186,6 +192,14 @@ static s32 e1000_read_flash_data_ich8lan(struct e1000_hw *hw, u32 offset,
186static s32 e1000_setup_copper_link_ich8lan(struct e1000_hw *hw); 192static s32 e1000_setup_copper_link_ich8lan(struct e1000_hw *hw);
187static s32 e1000_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw); 193static s32 e1000_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw);
188static s32 e1000_get_cfg_done_ich8lan(struct e1000_hw *hw); 194static s32 e1000_get_cfg_done_ich8lan(struct e1000_hw *hw);
195static s32 e1000_cleanup_led_ich8lan(struct e1000_hw *hw);
196static s32 e1000_led_on_ich8lan(struct e1000_hw *hw);
197static s32 e1000_led_off_ich8lan(struct e1000_hw *hw);
198static s32 e1000_id_led_init_pchlan(struct e1000_hw *hw);
199static s32 e1000_setup_led_pchlan(struct e1000_hw *hw);
200static s32 e1000_cleanup_led_pchlan(struct e1000_hw *hw);
201static s32 e1000_led_on_pchlan(struct e1000_hw *hw);
202static s32 e1000_led_off_pchlan(struct e1000_hw *hw);
189 203
190static inline u16 __er16flash(struct e1000_hw *hw, unsigned long reg) 204static inline u16 __er16flash(struct e1000_hw *hw, unsigned long reg)
191{ 205{
@@ -213,6 +227,41 @@ static inline void __ew32flash(struct e1000_hw *hw, unsigned long reg, u32 val)
213#define ew32flash(reg,val) __ew32flash(hw, (reg), (val)) 227#define ew32flash(reg,val) __ew32flash(hw, (reg), (val))
214 228
215/** 229/**
230 * e1000_init_phy_params_pchlan - Initialize PHY function pointers
231 * @hw: pointer to the HW structure
232 *
233 * Initialize family-specific PHY parameters and function pointers.
234 **/
235static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw)
236{
237 struct e1000_phy_info *phy = &hw->phy;
238 s32 ret_val = 0;
239
240 phy->addr = 1;
241 phy->reset_delay_us = 100;
242
243 phy->ops.check_polarity = e1000_check_polarity_ife_ich8lan;
244 phy->ops.read_phy_reg = e1000_read_phy_reg_hv;
245 phy->ops.write_phy_reg = e1000_write_phy_reg_hv;
246 phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
247
248 phy->id = e1000_phy_unknown;
249 e1000e_get_phy_id(hw);
250 phy->type = e1000e_get_phy_type_from_id(phy->id);
251
252 if (phy->type == e1000_phy_82577) {
253 phy->ops.check_polarity = e1000_check_polarity_82577;
254 phy->ops.force_speed_duplex =
255 e1000_phy_force_speed_duplex_82577;
256 phy->ops.get_cable_length = e1000_get_cable_length_82577;
257 phy->ops.get_phy_info = e1000_get_phy_info_82577;
258 phy->ops.commit_phy = e1000e_phy_sw_reset;
259 }
260
261 return ret_val;
262}
263
264/**
216 * e1000_init_phy_params_ich8lan - Initialize PHY function pointers 265 * e1000_init_phy_params_ich8lan - Initialize PHY function pointers
217 * @hw: pointer to the HW structure 266 * @hw: pointer to the HW structure
218 * 267 *
@@ -273,6 +322,8 @@ static s32 e1000_init_phy_params_ich8lan(struct e1000_hw *hw)
273 break; 322 break;
274 } 323 }
275 324
325 phy->ops.check_polarity = e1000_check_polarity_ife_ich8lan;
326
276 return 0; 327 return 0;
277} 328}
278 329
@@ -358,6 +409,36 @@ static s32 e1000_init_mac_params_ich8lan(struct e1000_adapter *adapter)
358 /* Set if manageability features are enabled. */ 409 /* Set if manageability features are enabled. */
359 mac->arc_subsystem_valid = 1; 410 mac->arc_subsystem_valid = 1;
360 411
412 /* LED operations */
413 switch (mac->type) {
414 case e1000_ich8lan:
415 case e1000_ich9lan:
416 case e1000_ich10lan:
417 /* ID LED init */
418 mac->ops.id_led_init = e1000e_id_led_init;
419 /* setup LED */
420 mac->ops.setup_led = e1000e_setup_led_generic;
421 /* cleanup LED */
422 mac->ops.cleanup_led = e1000_cleanup_led_ich8lan;
423 /* turn on/off LED */
424 mac->ops.led_on = e1000_led_on_ich8lan;
425 mac->ops.led_off = e1000_led_off_ich8lan;
426 break;
427 case e1000_pchlan:
428 /* ID LED init */
429 mac->ops.id_led_init = e1000_id_led_init_pchlan;
430 /* setup LED */
431 mac->ops.setup_led = e1000_setup_led_pchlan;
432 /* cleanup LED */
433 mac->ops.cleanup_led = e1000_cleanup_led_pchlan;
434 /* turn on/off LED */
435 mac->ops.led_on = e1000_led_on_pchlan;
436 mac->ops.led_off = e1000_led_off_pchlan;
437 break;
438 default:
439 break;
440 }
441
361 /* Enable PCS Lock-loss workaround for ICH8 */ 442 /* Enable PCS Lock-loss workaround for ICH8 */
362 if (mac->type == e1000_ich8lan) 443 if (mac->type == e1000_ich8lan)
363 e1000e_set_kmrn_lock_loss_workaround_ich8lan(hw, 1); 444 e1000e_set_kmrn_lock_loss_workaround_ich8lan(hw, 1);
@@ -378,7 +459,10 @@ static s32 e1000_get_variants_ich8lan(struct e1000_adapter *adapter)
378 if (rc) 459 if (rc)
379 return rc; 460 return rc;
380 461
381 rc = e1000_init_phy_params_ich8lan(hw); 462 if (hw->mac.type == e1000_pchlan)
463 rc = e1000_init_phy_params_pchlan(hw);
464 else
465 rc = e1000_init_phy_params_ich8lan(hw);
382 if (rc) 466 if (rc)
383 return rc; 467 return rc;
384 468
@@ -415,12 +499,15 @@ static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw)
415 499
416 while (timeout) { 500 while (timeout) {
417 extcnf_ctrl = er32(EXTCNF_CTRL); 501 extcnf_ctrl = er32(EXTCNF_CTRL);
418 extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG;
419 ew32(EXTCNF_CTRL, extcnf_ctrl);
420 502
421 extcnf_ctrl = er32(EXTCNF_CTRL); 503 if (!(extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG)) {
422 if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG) 504 extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG;
423 break; 505 ew32(EXTCNF_CTRL, extcnf_ctrl);
506
507 extcnf_ctrl = er32(EXTCNF_CTRL);
508 if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG)
509 break;
510 }
424 mdelay(1); 511 mdelay(1);
425 timeout--; 512 timeout--;
426 } 513 }
@@ -560,6 +647,53 @@ static s32 e1000_phy_force_speed_duplex_ich8lan(struct e1000_hw *hw)
560} 647}
561 648
562/** 649/**
650 * e1000_hv_phy_workarounds_ich8lan - A series of Phy workarounds to be
651 * done after every PHY reset.
652 **/
653static s32 e1000_hv_phy_workarounds_ich8lan(struct e1000_hw *hw)
654{
655 s32 ret_val = 0;
656
657 if (hw->mac.type != e1000_pchlan)
658 return ret_val;
659
660 if (((hw->phy.type == e1000_phy_82577) &&
661 ((hw->phy.revision == 1) || (hw->phy.revision == 2))) ||
662 ((hw->phy.type == e1000_phy_82578) && (hw->phy.revision == 1))) {
663 /* Disable generation of early preamble */
664 ret_val = e1e_wphy(hw, PHY_REG(769, 25), 0x4431);
665 if (ret_val)
666 return ret_val;
667
668 /* Preamble tuning for SSC */
669 ret_val = e1e_wphy(hw, PHY_REG(770, 16), 0xA204);
670 if (ret_val)
671 return ret_val;
672 }
673
674 if (hw->phy.type == e1000_phy_82578) {
675 /*
676 * Return registers to default by doing a soft reset then
677 * writing 0x3140 to the control register.
678 */
679 if (hw->phy.revision < 2) {
680 e1000e_phy_sw_reset(hw);
681 ret_val = e1e_wphy(hw, PHY_CONTROL, 0x3140);
682 }
683 }
684
685 /* Select page 0 */
686 ret_val = hw->phy.ops.acquire_phy(hw);
687 if (ret_val)
688 return ret_val;
689 hw->phy.addr = 1;
690 e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, 0);
691 hw->phy.ops.release_phy(hw);
692
693 return ret_val;
694}
695
696/**
563 * e1000_phy_hw_reset_ich8lan - Performs a PHY reset 697 * e1000_phy_hw_reset_ich8lan - Performs a PHY reset
564 * @hw: pointer to the HW structure 698 * @hw: pointer to the HW structure
565 * 699 *
@@ -580,6 +714,12 @@ static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw)
580 if (ret_val) 714 if (ret_val)
581 return ret_val; 715 return ret_val;
582 716
717 if (hw->mac.type == e1000_pchlan) {
718 ret_val = e1000_hv_phy_workarounds_ich8lan(hw);
719 if (ret_val)
720 return ret_val;
721 }
722
583 /* 723 /*
584 * Initialize the PHY from the NVM on ICH platforms. This 724 * Initialize the PHY from the NVM on ICH platforms. This
585 * is needed due to an issue where the NVM configuration is 725 * is needed due to an issue where the NVM configuration is
@@ -706,7 +846,7 @@ static s32 e1000_get_phy_info_ife_ich8lan(struct e1000_hw *hw)
706 phy->polarity_correction = (!(data & IFE_PSC_AUTO_POLARITY_DISABLE)); 846 phy->polarity_correction = (!(data & IFE_PSC_AUTO_POLARITY_DISABLE));
707 847
708 if (phy->polarity_correction) { 848 if (phy->polarity_correction) {
709 ret_val = e1000_check_polarity_ife_ich8lan(hw); 849 ret_val = phy->ops.check_polarity(hw);
710 if (ret_val) 850 if (ret_val)
711 return ret_val; 851 return ret_val;
712 } else { 852 } else {
@@ -746,6 +886,8 @@ static s32 e1000_get_phy_info_ich8lan(struct e1000_hw *hw)
746 break; 886 break;
747 case e1000_phy_igp_3: 887 case e1000_phy_igp_3:
748 case e1000_phy_bm: 888 case e1000_phy_bm:
889 case e1000_phy_82578:
890 case e1000_phy_82577:
749 return e1000e_get_phy_info_igp(hw); 891 return e1000e_get_phy_info_igp(hw);
750 break; 892 break;
751 default: 893 default:
@@ -1857,6 +1999,79 @@ static s32 e1000_valid_led_default_ich8lan(struct e1000_hw *hw, u16 *data)
1857} 1999}
1858 2000
1859/** 2001/**
2002 * e1000_id_led_init_pchlan - store LED configurations
2003 * @hw: pointer to the HW structure
2004 *
2005 * PCH does not control LEDs via the LEDCTL register, rather it uses
2006 * the PHY LED configuration register.
2007 *
2008 * PCH also does not have an "always on" or "always off" mode which
2009 * complicates the ID feature. Instead of using the "on" mode to indicate
2010 * in ledctl_mode2 the LEDs to use for ID (see e1000e_id_led_init()),
2011 * use "link_up" mode. The LEDs will still ID on request if there is no
2012 * link based on logic in e1000_led_[on|off]_pchlan().
2013 **/
2014static s32 e1000_id_led_init_pchlan(struct e1000_hw *hw)
2015{
2016 struct e1000_mac_info *mac = &hw->mac;
2017 s32 ret_val;
2018 const u32 ledctl_on = E1000_LEDCTL_MODE_LINK_UP;
2019 const u32 ledctl_off = E1000_LEDCTL_MODE_LINK_UP | E1000_PHY_LED0_IVRT;
2020 u16 data, i, temp, shift;
2021
2022 /* Get default ID LED modes */
2023 ret_val = hw->nvm.ops.valid_led_default(hw, &data);
2024 if (ret_val)
2025 goto out;
2026
2027 mac->ledctl_default = er32(LEDCTL);
2028 mac->ledctl_mode1 = mac->ledctl_default;
2029 mac->ledctl_mode2 = mac->ledctl_default;
2030
2031 for (i = 0; i < 4; i++) {
2032 temp = (data >> (i << 2)) & E1000_LEDCTL_LED0_MODE_MASK;
2033 shift = (i * 5);
2034 switch (temp) {
2035 case ID_LED_ON1_DEF2:
2036 case ID_LED_ON1_ON2:
2037 case ID_LED_ON1_OFF2:
2038 mac->ledctl_mode1 &= ~(E1000_PHY_LED0_MASK << shift);
2039 mac->ledctl_mode1 |= (ledctl_on << shift);
2040 break;
2041 case ID_LED_OFF1_DEF2:
2042 case ID_LED_OFF1_ON2:
2043 case ID_LED_OFF1_OFF2:
2044 mac->ledctl_mode1 &= ~(E1000_PHY_LED0_MASK << shift);
2045 mac->ledctl_mode1 |= (ledctl_off << shift);
2046 break;
2047 default:
2048 /* Do nothing */
2049 break;
2050 }
2051 switch (temp) {
2052 case ID_LED_DEF1_ON2:
2053 case ID_LED_ON1_ON2:
2054 case ID_LED_OFF1_ON2:
2055 mac->ledctl_mode2 &= ~(E1000_PHY_LED0_MASK << shift);
2056 mac->ledctl_mode2 |= (ledctl_on << shift);
2057 break;
2058 case ID_LED_DEF1_OFF2:
2059 case ID_LED_ON1_OFF2:
2060 case ID_LED_OFF1_OFF2:
2061 mac->ledctl_mode2 &= ~(E1000_PHY_LED0_MASK << shift);
2062 mac->ledctl_mode2 |= (ledctl_off << shift);
2063 break;
2064 default:
2065 /* Do nothing */
2066 break;
2067 }
2068 }
2069
2070out:
2071 return ret_val;
2072}
2073
2074/**
1860 * e1000_get_bus_info_ich8lan - Get/Set the bus type and width 2075 * e1000_get_bus_info_ich8lan - Get/Set the bus type and width
1861 * @hw: pointer to the HW structure 2076 * @hw: pointer to the HW structure
1862 * 2077 *
@@ -1965,6 +2180,9 @@ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
1965 kab |= E1000_KABGTXD_BGSQLBIAS; 2180 kab |= E1000_KABGTXD_BGSQLBIAS;
1966 ew32(KABGTXD, kab); 2181 ew32(KABGTXD, kab);
1967 2182
2183 if (hw->mac.type == e1000_pchlan)
2184 ret_val = e1000_hv_phy_workarounds_ich8lan(hw);
2185
1968 return ret_val; 2186 return ret_val;
1969} 2187}
1970 2188
@@ -1990,7 +2208,7 @@ static s32 e1000_init_hw_ich8lan(struct e1000_hw *hw)
1990 e1000_initialize_hw_bits_ich8lan(hw); 2208 e1000_initialize_hw_bits_ich8lan(hw);
1991 2209
1992 /* Initialize identification LED */ 2210 /* Initialize identification LED */
1993 ret_val = e1000e_id_led_init(hw); 2211 ret_val = mac->ops.id_led_init(hw);
1994 if (ret_val) { 2212 if (ret_val) {
1995 hw_dbg(hw, "Error initializing identification LED\n"); 2213 hw_dbg(hw, "Error initializing identification LED\n");
1996 return ret_val; 2214 return ret_val;
@@ -2036,6 +2254,16 @@ static s32 e1000_init_hw_ich8lan(struct e1000_hw *hw)
2036 ew32(CTRL_EXT, ctrl_ext); 2254 ew32(CTRL_EXT, ctrl_ext);
2037 2255
2038 /* 2256 /*
2257 * The 82578 Rx buffer will stall if wakeup is enabled in host and
2258 * the ME. Reading the BM_WUC register will clear the host wakeup bit.
2259 * Reset the phy after disabling host wakeup to reset the Rx buffer.
2260 */
2261 if (hw->phy.type == e1000_phy_82578) {
2262 e1e_rphy(hw, BM_WUC, &i);
2263 e1000e_phy_hw_reset_generic(hw);
2264 }
2265
2266 /*
2039 * Clear all of the statistics registers (clear on read). It is 2267 * Clear all of the statistics registers (clear on read). It is
2040 * important that we do this after we have tried to establish link 2268 * important that we do this after we have tried to establish link
2041 * because the symbol error count will increment wildly if there 2269 * because the symbol error count will increment wildly if there
@@ -2059,6 +2287,9 @@ static void e1000_initialize_hw_bits_ich8lan(struct e1000_hw *hw)
2059 /* Extended Device Control */ 2287 /* Extended Device Control */
2060 reg = er32(CTRL_EXT); 2288 reg = er32(CTRL_EXT);
2061 reg |= (1 << 22); 2289 reg |= (1 << 22);
2290 /* Enable PHY low-power state when MAC is at D3 w/o WoL */
2291 if (hw->mac.type >= e1000_pchlan)
2292 reg |= E1000_CTRL_EXT_PHYPDEN;
2062 ew32(CTRL_EXT, reg); 2293 ew32(CTRL_EXT, reg);
2063 2294
2064 /* Transmit Descriptor Control 0 */ 2295 /* Transmit Descriptor Control 0 */
@@ -2135,6 +2366,14 @@ static s32 e1000_setup_link_ich8lan(struct e1000_hw *hw)
2135 return ret_val; 2366 return ret_val;
2136 2367
2137 ew32(FCTTV, hw->fc.pause_time); 2368 ew32(FCTTV, hw->fc.pause_time);
2369 if ((hw->phy.type == e1000_phy_82578) ||
2370 (hw->phy.type == e1000_phy_82577)) {
2371 ret_val = hw->phy.ops.write_phy_reg(hw,
2372 PHY_REG(BM_PORT_CTRL_PAGE, 27),
2373 hw->fc.pause_time);
2374 if (ret_val)
2375 return ret_val;
2376 }
2138 2377
2139 return e1000e_set_fc_watermarks(hw); 2378 return e1000e_set_fc_watermarks(hw);
2140} 2379}
@@ -2174,18 +2413,26 @@ static s32 e1000_setup_copper_link_ich8lan(struct e1000_hw *hw)
2174 if (ret_val) 2413 if (ret_val)
2175 return ret_val; 2414 return ret_val;
2176 2415
2177 if (hw->phy.type == e1000_phy_igp_3) { 2416 switch (hw->phy.type) {
2417 case e1000_phy_igp_3:
2178 ret_val = e1000e_copper_link_setup_igp(hw); 2418 ret_val = e1000e_copper_link_setup_igp(hw);
2179 if (ret_val) 2419 if (ret_val)
2180 return ret_val; 2420 return ret_val;
2181 } else if (hw->phy.type == e1000_phy_bm) { 2421 break;
2422 case e1000_phy_bm:
2423 case e1000_phy_82578:
2182 ret_val = e1000e_copper_link_setup_m88(hw); 2424 ret_val = e1000e_copper_link_setup_m88(hw);
2183 if (ret_val) 2425 if (ret_val)
2184 return ret_val; 2426 return ret_val;
2185 } 2427 break;
2186 2428 case e1000_phy_82577:
2187 if (hw->phy.type == e1000_phy_ife) { 2429 ret_val = e1000_copper_link_setup_82577(hw);
2188 ret_val = e1e_rphy(hw, IFE_PHY_MDIX_CONTROL, &reg_data); 2430 if (ret_val)
2431 return ret_val;
2432 break;
2433 case e1000_phy_ife:
2434 ret_val = hw->phy.ops.read_phy_reg(hw, IFE_PHY_MDIX_CONTROL,
2435 &reg_data);
2189 if (ret_val) 2436 if (ret_val)
2190 return ret_val; 2437 return ret_val;
2191 2438
@@ -2203,9 +2450,13 @@ static s32 e1000_setup_copper_link_ich8lan(struct e1000_hw *hw)
2203 reg_data |= IFE_PMC_AUTO_MDIX; 2450 reg_data |= IFE_PMC_AUTO_MDIX;
2204 break; 2451 break;
2205 } 2452 }
2206 ret_val = e1e_wphy(hw, IFE_PHY_MDIX_CONTROL, reg_data); 2453 ret_val = hw->phy.ops.write_phy_reg(hw, IFE_PHY_MDIX_CONTROL,
2454 reg_data);
2207 if (ret_val) 2455 if (ret_val)
2208 return ret_val; 2456 return ret_val;
2457 break;
2458 default:
2459 break;
2209 } 2460 }
2210 return e1000e_setup_copper_link(hw); 2461 return e1000e_setup_copper_link(hw);
2211} 2462}
@@ -2422,18 +2673,26 @@ void e1000e_gig_downshift_workaround_ich8lan(struct e1000_hw *hw)
2422 * 'LPLU Enabled' and 'Gig Disable' to force link speed negotiation 2673 * 'LPLU Enabled' and 'Gig Disable' to force link speed negotiation
2423 * to a lower speed. 2674 * to a lower speed.
2424 * 2675 *
2425 * Should only be called for ICH9 and ICH10 devices. 2676 * Should only be called for applicable parts.
2426 **/ 2677 **/
2427void e1000e_disable_gig_wol_ich8lan(struct e1000_hw *hw) 2678void e1000e_disable_gig_wol_ich8lan(struct e1000_hw *hw)
2428{ 2679{
2429 u32 phy_ctrl; 2680 u32 phy_ctrl;
2430 2681
2431 if ((hw->mac.type == e1000_ich10lan) || 2682 switch (hw->mac.type) {
2432 (hw->mac.type == e1000_ich9lan)) { 2683 case e1000_ich9lan:
2684 case e1000_ich10lan:
2685 case e1000_pchlan:
2433 phy_ctrl = er32(PHY_CTRL); 2686 phy_ctrl = er32(PHY_CTRL);
2434 phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU | 2687 phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU |
2435 E1000_PHY_CTRL_GBE_DISABLE; 2688 E1000_PHY_CTRL_GBE_DISABLE;
2436 ew32(PHY_CTRL, phy_ctrl); 2689 ew32(PHY_CTRL, phy_ctrl);
2690
2691 /* Workaround SWFLAG unexpectedly set during S0->Sx */
2692 if (hw->mac.type == e1000_pchlan)
2693 udelay(500);
2694 default:
2695 break;
2437 } 2696 }
2438 2697
2439 return; 2698 return;
@@ -2487,13 +2746,99 @@ static s32 e1000_led_off_ich8lan(struct e1000_hw *hw)
2487} 2746}
2488 2747
2489/** 2748/**
2749 * e1000_setup_led_pchlan - Configures SW controllable LED
2750 * @hw: pointer to the HW structure
2751 *
2752 * This prepares the SW controllable LED for use.
2753 **/
2754static s32 e1000_setup_led_pchlan(struct e1000_hw *hw)
2755{
2756 return hw->phy.ops.write_phy_reg(hw, HV_LED_CONFIG,
2757 (u16)hw->mac.ledctl_mode1);
2758}
2759
2760/**
2761 * e1000_cleanup_led_pchlan - Restore the default LED operation
2762 * @hw: pointer to the HW structure
2763 *
2764 * Return the LED back to the default configuration.
2765 **/
2766static s32 e1000_cleanup_led_pchlan(struct e1000_hw *hw)
2767{
2768 return hw->phy.ops.write_phy_reg(hw, HV_LED_CONFIG,
2769 (u16)hw->mac.ledctl_default);
2770}
2771
2772/**
2773 * e1000_led_on_pchlan - Turn LEDs on
2774 * @hw: pointer to the HW structure
2775 *
2776 * Turn on the LEDs.
2777 **/
2778static s32 e1000_led_on_pchlan(struct e1000_hw *hw)
2779{
2780 u16 data = (u16)hw->mac.ledctl_mode2;
2781 u32 i, led;
2782
2783 /*
2784 * If no link, then turn LED on by setting the invert bit
2785 * for each LED that's mode is "link_up" in ledctl_mode2.
2786 */
2787 if (!(er32(STATUS) & E1000_STATUS_LU)) {
2788 for (i = 0; i < 3; i++) {
2789 led = (data >> (i * 5)) & E1000_PHY_LED0_MASK;
2790 if ((led & E1000_PHY_LED0_MODE_MASK) !=
2791 E1000_LEDCTL_MODE_LINK_UP)
2792 continue;
2793 if (led & E1000_PHY_LED0_IVRT)
2794 data &= ~(E1000_PHY_LED0_IVRT << (i * 5));
2795 else
2796 data |= (E1000_PHY_LED0_IVRT << (i * 5));
2797 }
2798 }
2799
2800 return hw->phy.ops.write_phy_reg(hw, HV_LED_CONFIG, data);
2801}
2802
2803/**
2804 * e1000_led_off_pchlan - Turn LEDs off
2805 * @hw: pointer to the HW structure
2806 *
2807 * Turn off the LEDs.
2808 **/
2809static s32 e1000_led_off_pchlan(struct e1000_hw *hw)
2810{
2811 u16 data = (u16)hw->mac.ledctl_mode1;
2812 u32 i, led;
2813
2814 /*
2815 * If no link, then turn LED off by clearing the invert bit
2816 * for each LED that's mode is "link_up" in ledctl_mode1.
2817 */
2818 if (!(er32(STATUS) & E1000_STATUS_LU)) {
2819 for (i = 0; i < 3; i++) {
2820 led = (data >> (i * 5)) & E1000_PHY_LED0_MASK;
2821 if ((led & E1000_PHY_LED0_MODE_MASK) !=
2822 E1000_LEDCTL_MODE_LINK_UP)
2823 continue;
2824 if (led & E1000_PHY_LED0_IVRT)
2825 data &= ~(E1000_PHY_LED0_IVRT << (i * 5));
2826 else
2827 data |= (E1000_PHY_LED0_IVRT << (i * 5));
2828 }
2829 }
2830
2831 return hw->phy.ops.write_phy_reg(hw, HV_LED_CONFIG, data);
2832}
2833
2834/**
2490 * e1000_get_cfg_done_ich8lan - Read config done bit 2835 * e1000_get_cfg_done_ich8lan - Read config done bit
2491 * @hw: pointer to the HW structure 2836 * @hw: pointer to the HW structure
2492 * 2837 *
2493 * Read the management control register for the config done bit for 2838 * Read the management control register for the config done bit for
2494 * completion status. NOTE: silicon which is EEPROM-less will fail trying 2839 * completion status. NOTE: silicon which is EEPROM-less will fail trying
2495 * to read the config done bit, so an error is *ONLY* logged and returns 2840 * to read the config done bit, so an error is *ONLY* logged and returns
2496 * E1000_SUCCESS. If we were to return with error, EEPROM-less silicon 2841 * 0. If we were to return with error, EEPROM-less silicon
2497 * would not be able to be reset or change link. 2842 * would not be able to be reset or change link.
2498 **/ 2843 **/
2499static s32 e1000_get_cfg_done_ich8lan(struct e1000_hw *hw) 2844static s32 e1000_get_cfg_done_ich8lan(struct e1000_hw *hw)
@@ -2503,7 +2848,8 @@ static s32 e1000_get_cfg_done_ich8lan(struct e1000_hw *hw)
2503 e1000e_get_cfg_done(hw); 2848 e1000e_get_cfg_done(hw);
2504 2849
2505 /* If EEPROM is not marked present, init the IGP 3 PHY manually */ 2850 /* If EEPROM is not marked present, init the IGP 3 PHY manually */
2506 if (hw->mac.type != e1000_ich10lan) { 2851 if ((hw->mac.type != e1000_ich10lan) &&
2852 (hw->mac.type != e1000_pchlan)) {
2507 if (((er32(EECD) & E1000_EECD_PRES) == 0) && 2853 if (((er32(EECD) & E1000_EECD_PRES) == 0) &&
2508 (hw->phy.type == e1000_phy_igp_3)) { 2854 (hw->phy.type == e1000_phy_igp_3)) {
2509 e1000e_phy_init_script_igp3(hw); 2855 e1000e_phy_init_script_igp3(hw);
@@ -2529,6 +2875,7 @@ static s32 e1000_get_cfg_done_ich8lan(struct e1000_hw *hw)
2529static void e1000_clear_hw_cntrs_ich8lan(struct e1000_hw *hw) 2875static void e1000_clear_hw_cntrs_ich8lan(struct e1000_hw *hw)
2530{ 2876{
2531 u32 temp; 2877 u32 temp;
2878 u16 phy_data;
2532 2879
2533 e1000e_clear_hw_cntrs_base(hw); 2880 e1000e_clear_hw_cntrs_base(hw);
2534 2881
@@ -2546,22 +2893,42 @@ static void e1000_clear_hw_cntrs_ich8lan(struct e1000_hw *hw)
2546 temp = er32(IAC); 2893 temp = er32(IAC);
2547 temp = er32(ICRXOC); 2894 temp = er32(ICRXOC);
2548 2895
2896 /* Clear PHY statistics registers */
2897 if ((hw->phy.type == e1000_phy_82578) ||
2898 (hw->phy.type == e1000_phy_82577)) {
2899 hw->phy.ops.read_phy_reg(hw, HV_SCC_UPPER, &phy_data);
2900 hw->phy.ops.read_phy_reg(hw, HV_SCC_LOWER, &phy_data);
2901 hw->phy.ops.read_phy_reg(hw, HV_ECOL_UPPER, &phy_data);
2902 hw->phy.ops.read_phy_reg(hw, HV_ECOL_LOWER, &phy_data);
2903 hw->phy.ops.read_phy_reg(hw, HV_MCC_UPPER, &phy_data);
2904 hw->phy.ops.read_phy_reg(hw, HV_MCC_LOWER, &phy_data);
2905 hw->phy.ops.read_phy_reg(hw, HV_LATECOL_UPPER, &phy_data);
2906 hw->phy.ops.read_phy_reg(hw, HV_LATECOL_LOWER, &phy_data);
2907 hw->phy.ops.read_phy_reg(hw, HV_COLC_UPPER, &phy_data);
2908 hw->phy.ops.read_phy_reg(hw, HV_COLC_LOWER, &phy_data);
2909 hw->phy.ops.read_phy_reg(hw, HV_DC_UPPER, &phy_data);
2910 hw->phy.ops.read_phy_reg(hw, HV_DC_LOWER, &phy_data);
2911 hw->phy.ops.read_phy_reg(hw, HV_TNCRS_UPPER, &phy_data);
2912 hw->phy.ops.read_phy_reg(hw, HV_TNCRS_LOWER, &phy_data);
2913 }
2549} 2914}
2550 2915
2551static struct e1000_mac_operations ich8_mac_ops = { 2916static struct e1000_mac_operations ich8_mac_ops = {
2917 .id_led_init = e1000e_id_led_init,
2552 .check_mng_mode = e1000_check_mng_mode_ich8lan, 2918 .check_mng_mode = e1000_check_mng_mode_ich8lan,
2553 .check_for_link = e1000e_check_for_copper_link, 2919 .check_for_link = e1000e_check_for_copper_link,
2554 .cleanup_led = e1000_cleanup_led_ich8lan, 2920 /* cleanup_led dependent on mac type */
2555 .clear_hw_cntrs = e1000_clear_hw_cntrs_ich8lan, 2921 .clear_hw_cntrs = e1000_clear_hw_cntrs_ich8lan,
2556 .get_bus_info = e1000_get_bus_info_ich8lan, 2922 .get_bus_info = e1000_get_bus_info_ich8lan,
2557 .get_link_up_info = e1000_get_link_up_info_ich8lan, 2923 .get_link_up_info = e1000_get_link_up_info_ich8lan,
2558 .led_on = e1000_led_on_ich8lan, 2924 /* led_on dependent on mac type */
2559 .led_off = e1000_led_off_ich8lan, 2925 /* led_off dependent on mac type */
2560 .update_mc_addr_list = e1000e_update_mc_addr_list_generic, 2926 .update_mc_addr_list = e1000e_update_mc_addr_list_generic,
2561 .reset_hw = e1000_reset_hw_ich8lan, 2927 .reset_hw = e1000_reset_hw_ich8lan,
2562 .init_hw = e1000_init_hw_ich8lan, 2928 .init_hw = e1000_init_hw_ich8lan,
2563 .setup_link = e1000_setup_link_ich8lan, 2929 .setup_link = e1000_setup_link_ich8lan,
2564 .setup_physical_interface= e1000_setup_copper_link_ich8lan, 2930 .setup_physical_interface= e1000_setup_copper_link_ich8lan,
2931 /* id_led_init dependent on mac type */
2565}; 2932};
2566 2933
2567static struct e1000_phy_operations ich8_phy_ops = { 2934static struct e1000_phy_operations ich8_phy_ops = {
@@ -2644,3 +3011,21 @@ struct e1000_info e1000_ich10_info = {
2644 .phy_ops = &ich8_phy_ops, 3011 .phy_ops = &ich8_phy_ops,
2645 .nvm_ops = &ich8_nvm_ops, 3012 .nvm_ops = &ich8_nvm_ops,
2646}; 3013};
3014
3015struct e1000_info e1000_pch_info = {
3016 .mac = e1000_pchlan,
3017 .flags = FLAG_IS_ICH
3018 | FLAG_HAS_WOL
3019 | FLAG_RX_CSUM_ENABLED
3020 | FLAG_HAS_CTRLEXT_ON_LOAD
3021 | FLAG_HAS_AMT
3022 | FLAG_HAS_FLASH
3023 | FLAG_HAS_JUMBO_FRAMES
3024 | FLAG_APME_IN_WUC,
3025 .pba = 26,
3026 .max_hw_frame_size = 4096,
3027 .get_variants = e1000_get_variants_ich8lan,
3028 .mac_ops = &ich8_mac_ops,
3029 .phy_ops = &ich8_phy_ops,
3030 .nvm_ops = &ich8_nvm_ops,
3031};
diff --git a/drivers/net/e1000e/lib.c b/drivers/net/e1000e/lib.c
index 18a4f5902f3b..be6d9e990374 100644
--- a/drivers/net/e1000e/lib.c
+++ b/drivers/net/e1000e/lib.c
@@ -378,6 +378,12 @@ s32 e1000e_check_for_copper_link(struct e1000_hw *hw)
378 378
379 mac->get_link_status = 0; 379 mac->get_link_status = 0;
380 380
381 if (hw->phy.type == e1000_phy_82578) {
382 ret_val = e1000_link_stall_workaround_hv(hw);
383 if (ret_val)
384 return ret_val;
385 }
386
381 /* 387 /*
382 * Check if there was DownShift, must be checked 388 * Check if there was DownShift, must be checked
383 * immediately after link-up 389 * immediately after link-up
@@ -1406,6 +1412,38 @@ s32 e1000e_id_led_init(struct e1000_hw *hw)
1406} 1412}
1407 1413
1408/** 1414/**
1415 * e1000e_setup_led_generic - Configures SW controllable LED
1416 * @hw: pointer to the HW structure
1417 *
1418 * This prepares the SW controllable LED for use and saves the current state
1419 * of the LED so it can be later restored.
1420 **/
1421s32 e1000e_setup_led_generic(struct e1000_hw *hw)
1422{
1423 u32 ledctl;
1424
1425 if (hw->mac.ops.setup_led != e1000e_setup_led_generic) {
1426 return -E1000_ERR_CONFIG;
1427 }
1428
1429 if (hw->phy.media_type == e1000_media_type_fiber) {
1430 ledctl = er32(LEDCTL);
1431 hw->mac.ledctl_default = ledctl;
1432 /* Turn off LED0 */
1433 ledctl &= ~(E1000_LEDCTL_LED0_IVRT |
1434 E1000_LEDCTL_LED0_BLINK |
1435 E1000_LEDCTL_LED0_MODE_MASK);
1436 ledctl |= (E1000_LEDCTL_MODE_LED_OFF <<
1437 E1000_LEDCTL_LED0_MODE_SHIFT);
1438 ew32(LEDCTL, ledctl);
1439 } else if (hw->phy.media_type == e1000_media_type_copper) {
1440 ew32(LEDCTL, hw->mac.ledctl_mode1);
1441 }
1442
1443 return 0;
1444}
1445
1446/**
1409 * e1000e_cleanup_led_generic - Set LED config to default operation 1447 * e1000e_cleanup_led_generic - Set LED config to default operation
1410 * @hw: pointer to the HW structure 1448 * @hw: pointer to the HW structure
1411 * 1449 *
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 4072fbb6493d..2cb704dd9546 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -62,6 +62,7 @@ static const struct e1000_info *e1000_info_tbl[] = {
62 [board_ich8lan] = &e1000_ich8_info, 62 [board_ich8lan] = &e1000_ich8_info,
63 [board_ich9lan] = &e1000_ich9_info, 63 [board_ich9lan] = &e1000_ich9_info,
64 [board_ich10lan] = &e1000_ich10_info, 64 [board_ich10lan] = &e1000_ich10_info,
65 [board_pchlan] = &e1000_pch_info,
65}; 66};
66 67
67#ifdef DEBUG 68#ifdef DEBUG
@@ -2308,6 +2309,23 @@ static void e1000_setup_rctl(struct e1000_adapter *adapter)
2308 if (adapter->flags2 & FLAG2_CRC_STRIPPING) 2309 if (adapter->flags2 & FLAG2_CRC_STRIPPING)
2309 rctl |= E1000_RCTL_SECRC; 2310 rctl |= E1000_RCTL_SECRC;
2310 2311
2312 /* Workaround Si errata on 82577 PHY - configure IPG for jumbos */
2313 if ((hw->phy.type == e1000_phy_82577) && (rctl & E1000_RCTL_LPE)) {
2314 u16 phy_data;
2315
2316 e1e_rphy(hw, PHY_REG(770, 26), &phy_data);
2317 phy_data &= 0xfff8;
2318 phy_data |= (1 << 2);
2319 e1e_wphy(hw, PHY_REG(770, 26), phy_data);
2320
2321 e1e_rphy(hw, 22, &phy_data);
2322 phy_data &= 0x0fff;
2323 phy_data |= (1 << 14);
2324 e1e_wphy(hw, 0x10, 0x2823);
2325 e1e_wphy(hw, 0x11, 0x0003);
2326 e1e_wphy(hw, 22, phy_data);
2327 }
2328
2311 /* Setup buffer sizes */ 2329 /* Setup buffer sizes */
2312 rctl &= ~E1000_RCTL_SZ_4096; 2330 rctl &= ~E1000_RCTL_SZ_4096;
2313 rctl |= E1000_RCTL_BSEX; 2331 rctl |= E1000_RCTL_BSEX;
@@ -2789,6 +2807,8 @@ void e1000e_reset(struct e1000_adapter *adapter)
2789 e1000_get_hw_control(adapter); 2807 e1000_get_hw_control(adapter);
2790 2808
2791 ew32(WUC, 0); 2809 ew32(WUC, 0);
2810 if (adapter->flags2 & FLAG2_HAS_PHY_WAKEUP)
2811 e1e_wphy(&adapter->hw, BM_WUC, 0);
2792 2812
2793 if (mac->ops.init_hw(hw)) 2813 if (mac->ops.init_hw(hw))
2794 e_err("Hardware Error\n"); 2814 e_err("Hardware Error\n");
@@ -3269,6 +3289,7 @@ void e1000e_update_stats(struct e1000_adapter *adapter)
3269{ 3289{
3270 struct e1000_hw *hw = &adapter->hw; 3290 struct e1000_hw *hw = &adapter->hw;
3271 struct pci_dev *pdev = adapter->pdev; 3291 struct pci_dev *pdev = adapter->pdev;
3292 u16 phy_data;
3272 3293
3273 /* 3294 /*
3274 * Prevent stats update while adapter is being reset, or if the pci 3295 * Prevent stats update while adapter is being reset, or if the pci
@@ -3288,11 +3309,34 @@ void e1000e_update_stats(struct e1000_adapter *adapter)
3288 adapter->stats.roc += er32(ROC); 3309 adapter->stats.roc += er32(ROC);
3289 3310
3290 adapter->stats.mpc += er32(MPC); 3311 adapter->stats.mpc += er32(MPC);
3291 adapter->stats.scc += er32(SCC); 3312 if ((hw->phy.type == e1000_phy_82578) ||
3292 adapter->stats.ecol += er32(ECOL); 3313 (hw->phy.type == e1000_phy_82577)) {
3293 adapter->stats.mcc += er32(MCC); 3314 e1e_rphy(hw, HV_SCC_UPPER, &phy_data);
3294 adapter->stats.latecol += er32(LATECOL); 3315 e1e_rphy(hw, HV_SCC_LOWER, &phy_data);
3295 adapter->stats.dc += er32(DC); 3316 adapter->stats.scc += phy_data;
3317
3318 e1e_rphy(hw, HV_ECOL_UPPER, &phy_data);
3319 e1e_rphy(hw, HV_ECOL_LOWER, &phy_data);
3320 adapter->stats.ecol += phy_data;
3321
3322 e1e_rphy(hw, HV_MCC_UPPER, &phy_data);
3323 e1e_rphy(hw, HV_MCC_LOWER, &phy_data);
3324 adapter->stats.mcc += phy_data;
3325
3326 e1e_rphy(hw, HV_LATECOL_UPPER, &phy_data);
3327 e1e_rphy(hw, HV_LATECOL_LOWER, &phy_data);
3328 adapter->stats.latecol += phy_data;
3329
3330 e1e_rphy(hw, HV_DC_UPPER, &phy_data);
3331 e1e_rphy(hw, HV_DC_LOWER, &phy_data);
3332 adapter->stats.dc += phy_data;
3333 } else {
3334 adapter->stats.scc += er32(SCC);
3335 adapter->stats.ecol += er32(ECOL);
3336 adapter->stats.mcc += er32(MCC);
3337 adapter->stats.latecol += er32(LATECOL);
3338 adapter->stats.dc += er32(DC);
3339 }
3296 adapter->stats.xonrxc += er32(XONRXC); 3340 adapter->stats.xonrxc += er32(XONRXC);
3297 adapter->stats.xontxc += er32(XONTXC); 3341 adapter->stats.xontxc += er32(XONTXC);
3298 adapter->stats.xoffrxc += er32(XOFFRXC); 3342 adapter->stats.xoffrxc += er32(XOFFRXC);
@@ -3310,13 +3354,28 @@ void e1000e_update_stats(struct e1000_adapter *adapter)
3310 3354
3311 hw->mac.tx_packet_delta = er32(TPT); 3355 hw->mac.tx_packet_delta = er32(TPT);
3312 adapter->stats.tpt += hw->mac.tx_packet_delta; 3356 adapter->stats.tpt += hw->mac.tx_packet_delta;
3313 hw->mac.collision_delta = er32(COLC); 3357 if ((hw->phy.type == e1000_phy_82578) ||
3358 (hw->phy.type == e1000_phy_82577)) {
3359 e1e_rphy(hw, HV_COLC_UPPER, &phy_data);
3360 e1e_rphy(hw, HV_COLC_LOWER, &phy_data);
3361 hw->mac.collision_delta = phy_data;
3362 } else {
3363 hw->mac.collision_delta = er32(COLC);
3364 }
3314 adapter->stats.colc += hw->mac.collision_delta; 3365 adapter->stats.colc += hw->mac.collision_delta;
3315 3366
3316 adapter->stats.algnerrc += er32(ALGNERRC); 3367 adapter->stats.algnerrc += er32(ALGNERRC);
3317 adapter->stats.rxerrc += er32(RXERRC); 3368 adapter->stats.rxerrc += er32(RXERRC);
3318 if ((hw->mac.type != e1000_82574) && (hw->mac.type != e1000_82583)) 3369 if ((hw->phy.type == e1000_phy_82578) ||
3319 adapter->stats.tncrs += er32(TNCRS); 3370 (hw->phy.type == e1000_phy_82577)) {
3371 e1e_rphy(hw, HV_TNCRS_UPPER, &phy_data);
3372 e1e_rphy(hw, HV_TNCRS_LOWER, &phy_data);
3373 adapter->stats.tncrs += phy_data;
3374 } else {
3375 if ((hw->mac.type != e1000_82574) &&
3376 (hw->mac.type != e1000_82583))
3377 adapter->stats.tncrs += er32(TNCRS);
3378 }
3320 adapter->stats.cexterr += er32(CEXTERR); 3379 adapter->stats.cexterr += er32(CEXTERR);
3321 adapter->stats.tsctc += er32(TSCTC); 3380 adapter->stats.tsctc += er32(TSCTC);
3322 adapter->stats.tsctfc += er32(TSCTFC); 3381 adapter->stats.tsctfc += er32(TSCTFC);
@@ -4342,6 +4401,81 @@ static int e1000_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
4342 } 4401 }
4343} 4402}
4344 4403
4404static int e1000_init_phy_wakeup(struct e1000_adapter *adapter, u32 wufc)
4405{
4406 struct e1000_hw *hw = &adapter->hw;
4407 u32 i, mac_reg;
4408 u16 phy_reg;
4409 int retval = 0;
4410
4411 /* copy MAC RARs to PHY RARs */
4412 for (i = 0; i < adapter->hw.mac.rar_entry_count; i++) {
4413 mac_reg = er32(RAL(i));
4414 e1e_wphy(hw, BM_RAR_L(i), (u16)(mac_reg & 0xFFFF));
4415 e1e_wphy(hw, BM_RAR_M(i), (u16)((mac_reg >> 16) & 0xFFFF));
4416 mac_reg = er32(RAH(i));
4417 e1e_wphy(hw, BM_RAR_H(i), (u16)(mac_reg & 0xFFFF));
4418 e1e_wphy(hw, BM_RAR_CTRL(i), (u16)((mac_reg >> 16) & 0xFFFF));
4419 }
4420
4421 /* copy MAC MTA to PHY MTA */
4422 for (i = 0; i < adapter->hw.mac.mta_reg_count; i++) {
4423 mac_reg = E1000_READ_REG_ARRAY(hw, E1000_MTA, i);
4424 e1e_wphy(hw, BM_MTA(i), (u16)(mac_reg & 0xFFFF));
4425 e1e_wphy(hw, BM_MTA(i) + 1, (u16)((mac_reg >> 16) & 0xFFFF));
4426 }
4427
4428 /* configure PHY Rx Control register */
4429 e1e_rphy(&adapter->hw, BM_RCTL, &phy_reg);
4430 mac_reg = er32(RCTL);
4431 if (mac_reg & E1000_RCTL_UPE)
4432 phy_reg |= BM_RCTL_UPE;
4433 if (mac_reg & E1000_RCTL_MPE)
4434 phy_reg |= BM_RCTL_MPE;
4435 phy_reg &= ~(BM_RCTL_MO_MASK);
4436 if (mac_reg & E1000_RCTL_MO_3)
4437 phy_reg |= (((mac_reg & E1000_RCTL_MO_3) >> E1000_RCTL_MO_SHIFT)
4438 << BM_RCTL_MO_SHIFT);
4439 if (mac_reg & E1000_RCTL_BAM)
4440 phy_reg |= BM_RCTL_BAM;
4441 if (mac_reg & E1000_RCTL_PMCF)
4442 phy_reg |= BM_RCTL_PMCF;
4443 mac_reg = er32(CTRL);
4444 if (mac_reg & E1000_CTRL_RFCE)
4445 phy_reg |= BM_RCTL_RFCE;
4446 e1e_wphy(&adapter->hw, BM_RCTL, phy_reg);
4447
4448 /* enable PHY wakeup in MAC register */
4449 ew32(WUFC, wufc);
4450 ew32(WUC, E1000_WUC_PHY_WAKE | E1000_WUC_PME_EN);
4451
4452 /* configure and enable PHY wakeup in PHY registers */
4453 e1e_wphy(&adapter->hw, BM_WUFC, wufc);
4454 e1e_wphy(&adapter->hw, BM_WUC, E1000_WUC_PME_EN);
4455
4456 /* activate PHY wakeup */
4457 retval = hw->phy.ops.acquire_phy(hw);
4458 if (retval) {
4459 e_err("Could not acquire PHY\n");
4460 return retval;
4461 }
4462 e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT,
4463 (BM_WUC_ENABLE_PAGE << IGP_PAGE_SHIFT));
4464 retval = e1000e_read_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, &phy_reg);
4465 if (retval) {
4466 e_err("Could not read PHY page 769\n");
4467 goto out;
4468 }
4469 phy_reg |= BM_WUC_ENABLE_BIT | BM_WUC_HOST_WU_BIT;
4470 retval = e1000e_write_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, phy_reg);
4471 if (retval)
4472 e_err("Could not set PHY Host Wakeup bit\n");
4473out:
4474 hw->phy.ops.release_phy(hw);
4475
4476 return retval;
4477}
4478
4345static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake) 4479static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake)
4346{ 4480{
4347 struct net_device *netdev = pci_get_drvdata(pdev); 4481 struct net_device *netdev = pci_get_drvdata(pdev);
@@ -4384,8 +4518,9 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake)
4384 #define E1000_CTRL_ADVD3WUC 0x00100000 4518 #define E1000_CTRL_ADVD3WUC 0x00100000
4385 /* phy power management enable */ 4519 /* phy power management enable */
4386 #define E1000_CTRL_EN_PHY_PWR_MGMT 0x00200000 4520 #define E1000_CTRL_EN_PHY_PWR_MGMT 0x00200000
4387 ctrl |= E1000_CTRL_ADVD3WUC | 4521 ctrl |= E1000_CTRL_ADVD3WUC;
4388 E1000_CTRL_EN_PHY_PWR_MGMT; 4522 if (!(adapter->flags2 & FLAG2_HAS_PHY_WAKEUP))
4523 ctrl |= E1000_CTRL_EN_PHY_PWR_MGMT;
4389 ew32(CTRL, ctrl); 4524 ew32(CTRL, ctrl);
4390 4525
4391 if (adapter->hw.phy.media_type == e1000_media_type_fiber || 4526 if (adapter->hw.phy.media_type == e1000_media_type_fiber ||
@@ -4403,8 +4538,17 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake)
4403 /* Allow time for pending master requests to run */ 4538 /* Allow time for pending master requests to run */
4404 e1000e_disable_pcie_master(&adapter->hw); 4539 e1000e_disable_pcie_master(&adapter->hw);
4405 4540
4406 ew32(WUC, E1000_WUC_PME_EN); 4541 if ((adapter->flags2 & FLAG2_HAS_PHY_WAKEUP) &&
4407 ew32(WUFC, wufc); 4542 !(hw->mac.ops.check_mng_mode(hw))) {
4543 /* enable wakeup by the PHY */
4544 retval = e1000_init_phy_wakeup(adapter, wufc);
4545 if (retval)
4546 return retval;
4547 } else {
4548 /* enable wakeup by the MAC */
4549 ew32(WUFC, wufc);
4550 ew32(WUC, E1000_WUC_PME_EN);
4551 }
4408 } else { 4552 } else {
4409 ew32(WUC, 0); 4553 ew32(WUC, 0);
4410 ew32(WUFC, 0); 4554 ew32(WUFC, 0);
@@ -4547,8 +4691,37 @@ static int e1000_resume(struct pci_dev *pdev)
4547 } 4691 }
4548 4692
4549 e1000e_power_up_phy(adapter); 4693 e1000e_power_up_phy(adapter);
4694
4695 /* report the system wakeup cause from S3/S4 */
4696 if (adapter->flags2 & FLAG2_HAS_PHY_WAKEUP) {
4697 u16 phy_data;
4698
4699 e1e_rphy(&adapter->hw, BM_WUS, &phy_data);
4700 if (phy_data) {
4701 e_info("PHY Wakeup cause - %s\n",
4702 phy_data & E1000_WUS_EX ? "Unicast Packet" :
4703 phy_data & E1000_WUS_MC ? "Multicast Packet" :
4704 phy_data & E1000_WUS_BC ? "Broadcast Packet" :
4705 phy_data & E1000_WUS_MAG ? "Magic Packet" :
4706 phy_data & E1000_WUS_LNKC ? "Link Status "
4707 " Change" : "other");
4708 }
4709 e1e_wphy(&adapter->hw, BM_WUS, ~0);
4710 } else {
4711 u32 wus = er32(WUS);
4712 if (wus) {
4713 e_info("MAC Wakeup cause - %s\n",
4714 wus & E1000_WUS_EX ? "Unicast Packet" :
4715 wus & E1000_WUS_MC ? "Multicast Packet" :
4716 wus & E1000_WUS_BC ? "Broadcast Packet" :
4717 wus & E1000_WUS_MAG ? "Magic Packet" :
4718 wus & E1000_WUS_LNKC ? "Link Status Change" :
4719 "other");
4720 }
4721 ew32(WUS, ~0);
4722 }
4723
4550 e1000e_reset(adapter); 4724 e1000e_reset(adapter);
4551 ew32(WUS, ~0);
4552 4725
4553 e1000_init_manageability(adapter); 4726 e1000_init_manageability(adapter);
4554 4727
@@ -4994,6 +5167,8 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
4994 /* APME bit in EEPROM is mapped to WUC.APME */ 5167 /* APME bit in EEPROM is mapped to WUC.APME */
4995 eeprom_data = er32(WUC); 5168 eeprom_data = er32(WUC);
4996 eeprom_apme_mask = E1000_WUC_APME; 5169 eeprom_apme_mask = E1000_WUC_APME;
5170 if (eeprom_data & E1000_WUC_PHY_WAKE)
5171 adapter->flags2 |= FLAG2_HAS_PHY_WAKEUP;
4997 } else if (adapter->flags & FLAG_APME_IN_CTRL3) { 5172 } else if (adapter->flags & FLAG_APME_IN_CTRL3) {
4998 if (adapter->flags & FLAG_APME_CHECK_PORT_B && 5173 if (adapter->flags & FLAG_APME_CHECK_PORT_B &&
4999 (adapter->hw.bus.func == 1)) 5174 (adapter->hw.bus.func == 1))
@@ -5195,6 +5370,11 @@ static struct pci_device_id e1000_pci_tbl[] = {
5195 { PCI_VDEVICE(INTEL, E1000_DEV_ID_ICH10_D_BM_LM), board_ich10lan }, 5370 { PCI_VDEVICE(INTEL, E1000_DEV_ID_ICH10_D_BM_LM), board_ich10lan },
5196 { PCI_VDEVICE(INTEL, E1000_DEV_ID_ICH10_D_BM_LF), board_ich10lan }, 5371 { PCI_VDEVICE(INTEL, E1000_DEV_ID_ICH10_D_BM_LF), board_ich10lan },
5197 5372
5373 { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_M_HV_LM), board_pchlan },
5374 { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_M_HV_LC), board_pchlan },
5375 { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_D_HV_DM), board_pchlan },
5376 { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_D_HV_DC), board_pchlan },
5377
5198 { } /* terminate list */ 5378 { } /* terminate list */
5199}; 5379};
5200MODULE_DEVICE_TABLE(pci, e1000_pci_tbl); 5380MODULE_DEVICE_TABLE(pci, e1000_pci_tbl);
diff --git a/drivers/net/e1000e/phy.c b/drivers/net/e1000e/phy.c
index dc4a9cba6a73..e23459cf3d0e 100644
--- a/drivers/net/e1000e/phy.c
+++ b/drivers/net/e1000e/phy.c
@@ -37,6 +37,9 @@ static s32 e1000_wait_autoneg(struct e1000_hw *hw);
37static u32 e1000_get_phy_addr_for_bm_page(u32 page, u32 reg); 37static u32 e1000_get_phy_addr_for_bm_page(u32 page, u32 reg);
38static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset, 38static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset,
39 u16 *data, bool read); 39 u16 *data, bool read);
40static u32 e1000_get_phy_addr_for_hv_page(u32 page);
41static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset,
42 u16 *data, bool read);
40 43
41/* Cable length tables */ 44/* Cable length tables */
42static const u16 e1000_m88_cable_length_table[] = 45static const u16 e1000_m88_cable_length_table[] =
@@ -54,6 +57,55 @@ static const u16 e1000_igp_2_cable_length_table[] =
54#define IGP02E1000_CABLE_LENGTH_TABLE_SIZE \ 57#define IGP02E1000_CABLE_LENGTH_TABLE_SIZE \
55 ARRAY_SIZE(e1000_igp_2_cable_length_table) 58 ARRAY_SIZE(e1000_igp_2_cable_length_table)
56 59
60#define BM_PHY_REG_PAGE(offset) \
61 ((u16)(((offset) >> PHY_PAGE_SHIFT) & 0xFFFF))
62#define BM_PHY_REG_NUM(offset) \
63 ((u16)(((offset) & MAX_PHY_REG_ADDRESS) |\
64 (((offset) >> (PHY_UPPER_SHIFT - PHY_PAGE_SHIFT)) &\
65 ~MAX_PHY_REG_ADDRESS)))
66
67#define HV_INTC_FC_PAGE_START 768
68#define I82578_ADDR_REG 29
69#define I82577_ADDR_REG 16
70#define I82577_CFG_REG 22
71#define I82577_CFG_ASSERT_CRS_ON_TX (1 << 15)
72#define I82577_CFG_ENABLE_DOWNSHIFT (3 << 10) /* auto downshift 100/10 */
73#define I82577_CTRL_REG 23
74#define I82577_CTRL_DOWNSHIFT_MASK (7 << 10)
75
76/* 82577 specific PHY registers */
77#define I82577_PHY_CTRL_2 18
78#define I82577_PHY_STATUS_2 26
79#define I82577_PHY_DIAG_STATUS 31
80
81/* I82577 PHY Status 2 */
82#define I82577_PHY_STATUS2_REV_POLARITY 0x0400
83#define I82577_PHY_STATUS2_MDIX 0x0800
84#define I82577_PHY_STATUS2_SPEED_MASK 0x0300
85#define I82577_PHY_STATUS2_SPEED_1000MBPS 0x0200
86
87/* I82577 PHY Control 2 */
88#define I82577_PHY_CTRL2_AUTO_MDIX 0x0400
89#define I82577_PHY_CTRL2_FORCE_MDI_MDIX 0x0200
90
91/* I82577 PHY Diagnostics Status */
92#define I82577_DSTATUS_CABLE_LENGTH 0x03FC
93#define I82577_DSTATUS_CABLE_LENGTH_SHIFT 2
94
95/* BM PHY Copper Specific Control 1 */
96#define BM_CS_CTRL1 16
97
98/* BM PHY Copper Specific Status */
99#define BM_CS_STATUS 17
100#define BM_CS_STATUS_LINK_UP 0x0400
101#define BM_CS_STATUS_RESOLVED 0x0800
102#define BM_CS_STATUS_SPEED_MASK 0xC000
103#define BM_CS_STATUS_SPEED_1000 0x8000
104
105#define HV_MUX_DATA_CTRL PHY_REG(776, 16)
106#define HV_MUX_DATA_CTRL_GEN_TO_MAC 0x0400
107#define HV_MUX_DATA_CTRL_FORCE_SPEED 0x0004
108
57/** 109/**
58 * e1000e_check_reset_block_generic - Check if PHY reset is blocked 110 * e1000e_check_reset_block_generic - Check if PHY reset is blocked
59 * @hw: pointer to the HW structure 111 * @hw: pointer to the HW structure
@@ -82,23 +134,48 @@ s32 e1000e_check_reset_block_generic(struct e1000_hw *hw)
82s32 e1000e_get_phy_id(struct e1000_hw *hw) 134s32 e1000e_get_phy_id(struct e1000_hw *hw)
83{ 135{
84 struct e1000_phy_info *phy = &hw->phy; 136 struct e1000_phy_info *phy = &hw->phy;
85 s32 ret_val; 137 s32 ret_val = 0;
86 u16 phy_id; 138 u16 phy_id;
139 u16 retry_count = 0;
87 140
88 ret_val = e1e_rphy(hw, PHY_ID1, &phy_id); 141 if (!(phy->ops.read_phy_reg))
89 if (ret_val) 142 goto out;
90 return ret_val;
91 143
92 phy->id = (u32)(phy_id << 16); 144 while (retry_count < 2) {
93 udelay(20); 145 ret_val = e1e_rphy(hw, PHY_ID1, &phy_id);
94 ret_val = e1e_rphy(hw, PHY_ID2, &phy_id); 146 if (ret_val)
95 if (ret_val) 147 goto out;
96 return ret_val;
97 148
98 phy->id |= (u32)(phy_id & PHY_REVISION_MASK); 149 phy->id = (u32)(phy_id << 16);
99 phy->revision = (u32)(phy_id & ~PHY_REVISION_MASK); 150 udelay(20);
151 ret_val = e1e_rphy(hw, PHY_ID2, &phy_id);
152 if (ret_val)
153 goto out;
100 154
101 return 0; 155 phy->id |= (u32)(phy_id & PHY_REVISION_MASK);
156 phy->revision = (u32)(phy_id & ~PHY_REVISION_MASK);
157
158 if (phy->id != 0 && phy->id != PHY_REVISION_MASK)
159 goto out;
160
161 /*
162 * If the PHY ID is still unknown, we may have an 82577i
163 * without link. We will try again after setting Slow
164 * MDIC mode. No harm in trying again in this case since
165 * the PHY ID is unknown at this point anyway
166 */
167 ret_val = e1000_set_mdio_slow_mode_hv(hw, true);
168 if (ret_val)
169 goto out;
170
171 retry_count++;
172 }
173out:
174 /* Revert to MDIO fast mode, if applicable */
175 if (retry_count)
176 ret_val = e1000_set_mdio_slow_mode_hv(hw, false);
177
178 return ret_val;
102} 179}
103 180
104/** 181/**
@@ -410,6 +487,43 @@ s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data)
410} 487}
411 488
412/** 489/**
490 * e1000_copper_link_setup_82577 - Setup 82577 PHY for copper link
491 * @hw: pointer to the HW structure
492 *
493 * Sets up Carrier-sense on Transmit and downshift values.
494 **/
495s32 e1000_copper_link_setup_82577(struct e1000_hw *hw)
496{
497 struct e1000_phy_info *phy = &hw->phy;
498 s32 ret_val;
499 u16 phy_data;
500
501 /* Enable CRS on TX. This must be set for half-duplex operation. */
502 ret_val = phy->ops.read_phy_reg(hw, I82577_CFG_REG, &phy_data);
503 if (ret_val)
504 goto out;
505
506 phy_data |= I82577_CFG_ASSERT_CRS_ON_TX;
507
508 /* Enable downshift */
509 phy_data |= I82577_CFG_ENABLE_DOWNSHIFT;
510
511 ret_val = phy->ops.write_phy_reg(hw, I82577_CFG_REG, phy_data);
512 if (ret_val)
513 goto out;
514
515 /* Set number of link attempts before downshift */
516 ret_val = phy->ops.read_phy_reg(hw, I82577_CTRL_REG, &phy_data);
517 if (ret_val)
518 goto out;
519 phy_data &= ~I82577_CTRL_DOWNSHIFT_MASK;
520 ret_val = phy->ops.write_phy_reg(hw, I82577_CTRL_REG, phy_data);
521
522out:
523 return ret_val;
524}
525
526/**
413 * e1000e_copper_link_setup_m88 - Setup m88 PHY's for copper link 527 * e1000e_copper_link_setup_m88 - Setup m88 PHY's for copper link
414 * @hw: pointer to the HW structure 528 * @hw: pointer to the HW structure
415 * 529 *
@@ -427,8 +541,8 @@ s32 e1000e_copper_link_setup_m88(struct e1000_hw *hw)
427 if (ret_val) 541 if (ret_val)
428 return ret_val; 542 return ret_val;
429 543
430 /* For newer PHYs this bit is downshift enable */ 544 /* For BM PHY this bit is downshift enable */
431 if (phy->type == e1000_phy_m88) 545 if (phy->type != e1000_phy_bm)
432 phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX; 546 phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
433 547
434 /* 548 /*
@@ -520,10 +634,27 @@ s32 e1000e_copper_link_setup_m88(struct e1000_hw *hw)
520 634
521 /* Commit the changes. */ 635 /* Commit the changes. */
522 ret_val = e1000e_commit_phy(hw); 636 ret_val = e1000e_commit_phy(hw);
523 if (ret_val) 637 if (ret_val) {
524 hw_dbg(hw, "Error committing the PHY changes\n"); 638 hw_dbg(hw, "Error committing the PHY changes\n");
639 return ret_val;
640 }
525 641
526 return ret_val; 642 if (phy->type == e1000_phy_82578) {
643 ret_val = phy->ops.read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL,
644 &phy_data);
645 if (ret_val)
646 return ret_val;
647
648 /* 82578 PHY - set the downshift count to 1x. */
649 phy_data |= I82578_EPSCR_DOWNSHIFT_ENABLE;
650 phy_data &= ~I82578_EPSCR_DOWNSHIFT_COUNTER_MASK;
651 ret_val = phy->ops.write_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL,
652 phy_data);
653 if (ret_val)
654 return ret_val;
655 }
656
657 return 0;
527} 658}
528 659
529/** 660/**
@@ -1251,6 +1382,8 @@ s32 e1000e_check_downshift(struct e1000_hw *hw)
1251 switch (phy->type) { 1382 switch (phy->type) {
1252 case e1000_phy_m88: 1383 case e1000_phy_m88:
1253 case e1000_phy_gg82563: 1384 case e1000_phy_gg82563:
1385 case e1000_phy_82578:
1386 case e1000_phy_82577:
1254 offset = M88E1000_PHY_SPEC_STATUS; 1387 offset = M88E1000_PHY_SPEC_STATUS;
1255 mask = M88E1000_PSSR_DOWNSHIFT; 1388 mask = M88E1000_PSSR_DOWNSHIFT;
1256 break; 1389 break;
@@ -1886,6 +2019,12 @@ enum e1000_phy_type e1000e_get_phy_type_from_id(u32 phy_id)
1886 case BME1000_E_PHY_ID_R2: 2019 case BME1000_E_PHY_ID_R2:
1887 phy_type = e1000_phy_bm; 2020 phy_type = e1000_phy_bm;
1888 break; 2021 break;
2022 case I82578_E_PHY_ID:
2023 phy_type = e1000_phy_82578;
2024 break;
2025 case I82577_E_PHY_ID:
2026 phy_type = e1000_phy_82577;
2027 break;
1889 default: 2028 default:
1890 phy_type = e1000_phy_unknown; 2029 phy_type = e1000_phy_unknown;
1891 break; 2030 break;
@@ -2181,11 +2320,16 @@ static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset,
2181 u16 *data, bool read) 2320 u16 *data, bool read)
2182{ 2321{
2183 s32 ret_val; 2322 s32 ret_val;
2184 u16 reg = ((u16)offset) & PHY_REG_MASK; 2323 u16 reg = BM_PHY_REG_NUM(offset);
2185 u16 phy_reg = 0; 2324 u16 phy_reg = 0;
2186 u8 phy_acquired = 1; 2325 u8 phy_acquired = 1;
2187 2326
2188 2327
2328 /* Gig must be disabled for MDIO accesses to page 800 */
2329 if ((hw->mac.type == e1000_pchlan) &&
2330 (!(er32(PHY_CTRL) & E1000_PHY_CTRL_GBE_DISABLE)))
2331 hw_dbg(hw, "Attempting to access page 800 while gig enabled\n");
2332
2189 ret_val = hw->phy.ops.acquire_phy(hw); 2333 ret_val = hw->phy.ops.acquire_phy(hw);
2190 if (ret_val) { 2334 if (ret_val) {
2191 phy_acquired = 0; 2335 phy_acquired = 0;
@@ -2289,3 +2433,524 @@ static s32 e1000_set_d0_lplu_state(struct e1000_hw *hw, bool active)
2289 2433
2290 return 0; 2434 return 0;
2291} 2435}
2436
2437s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw, bool slow)
2438{
2439 s32 ret_val = 0;
2440 u16 data = 0;
2441
2442 ret_val = hw->phy.ops.acquire_phy(hw);
2443 if (ret_val)
2444 return ret_val;
2445
2446 /* Set MDIO mode - page 769, register 16: 0x2580==slow, 0x2180==fast */
2447 hw->phy.addr = 1;
2448 ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT,
2449 (BM_PORT_CTRL_PAGE << IGP_PAGE_SHIFT));
2450 if (ret_val) {
2451 hw->phy.ops.release_phy(hw);
2452 return ret_val;
2453 }
2454 ret_val = e1000e_write_phy_reg_mdic(hw, BM_CS_CTRL1,
2455 (0x2180 | (slow << 10)));
2456
2457 /* dummy read when reverting to fast mode - throw away result */
2458 if (!slow)
2459 e1000e_read_phy_reg_mdic(hw, BM_CS_CTRL1, &data);
2460
2461 hw->phy.ops.release_phy(hw);
2462
2463 return ret_val;
2464}
2465
2466/**
2467 * e1000_read_phy_reg_hv - Read HV PHY register
2468 * @hw: pointer to the HW structure
2469 * @offset: register offset to be read
2470 * @data: pointer to the read data
2471 *
2472 * Acquires semaphore, if necessary, then reads the PHY register at offset
2473 * and storing the retrieved information in data. Release any acquired
2474 * semaphore before exiting.
2475 **/
2476s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data)
2477{
2478 s32 ret_val;
2479 u16 page = BM_PHY_REG_PAGE(offset);
2480 u16 reg = BM_PHY_REG_NUM(offset);
2481 bool in_slow_mode = false;
2482
2483 /* Workaround failure in MDIO access while cable is disconnected */
2484 if ((hw->phy.type == e1000_phy_82577) &&
2485 !(er32(STATUS) & E1000_STATUS_LU)) {
2486 ret_val = e1000_set_mdio_slow_mode_hv(hw, true);
2487 if (ret_val)
2488 goto out;
2489
2490 in_slow_mode = true;
2491 }
2492
2493 /* Page 800 works differently than the rest so it has its own func */
2494 if (page == BM_WUC_PAGE) {
2495 ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset,
2496 data, true);
2497 goto out;
2498 }
2499
2500 if (page > 0 && page < HV_INTC_FC_PAGE_START) {
2501 ret_val = e1000_access_phy_debug_regs_hv(hw, offset,
2502 data, true);
2503 goto out;
2504 }
2505
2506 ret_val = hw->phy.ops.acquire_phy(hw);
2507 if (ret_val)
2508 goto out;
2509
2510 hw->phy.addr = e1000_get_phy_addr_for_hv_page(page);
2511
2512 if (page == HV_INTC_FC_PAGE_START)
2513 page = 0;
2514
2515 if (reg > MAX_PHY_MULTI_PAGE_REG) {
2516 if ((hw->phy.type != e1000_phy_82578) ||
2517 ((reg != I82578_ADDR_REG) &&
2518 (reg != I82578_ADDR_REG + 1))) {
2519 u32 phy_addr = hw->phy.addr;
2520
2521 hw->phy.addr = 1;
2522
2523 /* Page is shifted left, PHY expects (page x 32) */
2524 ret_val = e1000e_write_phy_reg_mdic(hw,
2525 IGP01E1000_PHY_PAGE_SELECT,
2526 (page << IGP_PAGE_SHIFT));
2527 if (ret_val) {
2528 hw->phy.ops.release_phy(hw);
2529 goto out;
2530 }
2531 hw->phy.addr = phy_addr;
2532 }
2533 }
2534
2535 ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
2536 data);
2537 hw->phy.ops.release_phy(hw);
2538
2539out:
2540 /* Revert to MDIO fast mode, if applicable */
2541 if ((hw->phy.type == e1000_phy_82577) && in_slow_mode)
2542 ret_val = e1000_set_mdio_slow_mode_hv(hw, false);
2543
2544 return ret_val;
2545}
2546
2547/**
2548 * e1000_write_phy_reg_hv - Write HV PHY register
2549 * @hw: pointer to the HW structure
2550 * @offset: register offset to write to
2551 * @data: data to write at register offset
2552 *
2553 * Acquires semaphore, if necessary, then writes the data to PHY register
2554 * at the offset. Release any acquired semaphores before exiting.
2555 **/
2556s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data)
2557{
2558 s32 ret_val;
2559 u16 page = BM_PHY_REG_PAGE(offset);
2560 u16 reg = BM_PHY_REG_NUM(offset);
2561 bool in_slow_mode = false;
2562
2563 /* Workaround failure in MDIO access while cable is disconnected */
2564 if ((hw->phy.type == e1000_phy_82577) &&
2565 !(er32(STATUS) & E1000_STATUS_LU)) {
2566 ret_val = e1000_set_mdio_slow_mode_hv(hw, true);
2567 if (ret_val)
2568 goto out;
2569
2570 in_slow_mode = true;
2571 }
2572
2573 /* Page 800 works differently than the rest so it has its own func */
2574 if (page == BM_WUC_PAGE) {
2575 ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset,
2576 &data, false);
2577 goto out;
2578 }
2579
2580 if (page > 0 && page < HV_INTC_FC_PAGE_START) {
2581 ret_val = e1000_access_phy_debug_regs_hv(hw, offset,
2582 &data, false);
2583 goto out;
2584 }
2585
2586 ret_val = hw->phy.ops.acquire_phy(hw);
2587 if (ret_val)
2588 goto out;
2589
2590 hw->phy.addr = e1000_get_phy_addr_for_hv_page(page);
2591
2592 if (page == HV_INTC_FC_PAGE_START)
2593 page = 0;
2594
2595 /*
2596 * Workaround MDIO accesses being disabled after entering IEEE Power
2597 * Down (whenever bit 11 of the PHY Control register is set)
2598 */
2599 if ((hw->phy.type == e1000_phy_82578) &&
2600 (hw->phy.revision >= 1) &&
2601 (hw->phy.addr == 2) &&
2602 ((MAX_PHY_REG_ADDRESS & reg) == 0) &&
2603 (data & (1 << 11))) {
2604 u16 data2 = 0x7EFF;
2605 hw->phy.ops.release_phy(hw);
2606 ret_val = e1000_access_phy_debug_regs_hv(hw, (1 << 6) | 0x3,
2607 &data2, false);
2608 if (ret_val)
2609 goto out;
2610
2611 ret_val = hw->phy.ops.acquire_phy(hw);
2612 if (ret_val)
2613 goto out;
2614 }
2615
2616 if (reg > MAX_PHY_MULTI_PAGE_REG) {
2617 if ((hw->phy.type != e1000_phy_82578) ||
2618 ((reg != I82578_ADDR_REG) &&
2619 (reg != I82578_ADDR_REG + 1))) {
2620 u32 phy_addr = hw->phy.addr;
2621
2622 hw->phy.addr = 1;
2623
2624 /* Page is shifted left, PHY expects (page x 32) */
2625 ret_val = e1000e_write_phy_reg_mdic(hw,
2626 IGP01E1000_PHY_PAGE_SELECT,
2627 (page << IGP_PAGE_SHIFT));
2628 if (ret_val) {
2629 hw->phy.ops.release_phy(hw);
2630 goto out;
2631 }
2632 hw->phy.addr = phy_addr;
2633 }
2634 }
2635
2636 ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
2637 data);
2638 hw->phy.ops.release_phy(hw);
2639
2640out:
2641 /* Revert to MDIO fast mode, if applicable */
2642 if ((hw->phy.type == e1000_phy_82577) && in_slow_mode)
2643 ret_val = e1000_set_mdio_slow_mode_hv(hw, false);
2644
2645 return ret_val;
2646}
2647
2648/**
2649 * e1000_get_phy_addr_for_hv_page - Get PHY adrress based on page
2650 * @page: page to be accessed
2651 **/
2652static u32 e1000_get_phy_addr_for_hv_page(u32 page)
2653{
2654 u32 phy_addr = 2;
2655
2656 if (page >= HV_INTC_FC_PAGE_START)
2657 phy_addr = 1;
2658
2659 return phy_addr;
2660}
2661
2662/**
2663 * e1000_access_phy_debug_regs_hv - Read HV PHY vendor specific high registers
2664 * @hw: pointer to the HW structure
2665 * @offset: register offset to be read or written
2666 * @data: pointer to the data to be read or written
2667 * @read: determines if operation is read or written
2668 *
2669 * Acquires semaphore, if necessary, then reads the PHY register at offset
2670 * and storing the retreived information in data. Release any acquired
2671 * semaphores before exiting. Note that the procedure to read these regs
2672 * uses the address port and data port to read/write.
2673 **/
2674static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset,
2675 u16 *data, bool read)
2676{
2677 s32 ret_val;
2678 u32 addr_reg = 0;
2679 u32 data_reg = 0;
2680 u8 phy_acquired = 1;
2681
2682 /* This takes care of the difference with desktop vs mobile phy */
2683 addr_reg = (hw->phy.type == e1000_phy_82578) ?
2684 I82578_ADDR_REG : I82577_ADDR_REG;
2685 data_reg = addr_reg + 1;
2686
2687 ret_val = hw->phy.ops.acquire_phy(hw);
2688 if (ret_val) {
2689 hw_dbg(hw, "Could not acquire PHY\n");
2690 phy_acquired = 0;
2691 goto out;
2692 }
2693
2694 /* All operations in this function are phy address 2 */
2695 hw->phy.addr = 2;
2696
2697 /* masking with 0x3F to remove the page from offset */
2698 ret_val = e1000e_write_phy_reg_mdic(hw, addr_reg, (u16)offset & 0x3F);
2699 if (ret_val) {
2700 hw_dbg(hw, "Could not write PHY the HV address register\n");
2701 goto out;
2702 }
2703
2704 /* Read or write the data value next */
2705 if (read)
2706 ret_val = e1000e_read_phy_reg_mdic(hw, data_reg, data);
2707 else
2708 ret_val = e1000e_write_phy_reg_mdic(hw, data_reg, *data);
2709
2710 if (ret_val) {
2711 hw_dbg(hw, "Could not read data value from HV data register\n");
2712 goto out;
2713 }
2714
2715out:
2716 if (phy_acquired == 1)
2717 hw->phy.ops.release_phy(hw);
2718 return ret_val;
2719}
2720
2721/**
2722 * e1000_link_stall_workaround_hv - Si workaround
2723 * @hw: pointer to the HW structure
2724 *
2725 * This function works around a Si bug where the link partner can get
2726 * a link up indication before the PHY does. If small packets are sent
2727 * by the link partner they can be placed in the packet buffer without
2728 * being properly accounted for by the PHY and will stall preventing
2729 * further packets from being received. The workaround is to clear the
2730 * packet buffer after the PHY detects link up.
2731 **/
2732s32 e1000_link_stall_workaround_hv(struct e1000_hw *hw)
2733{
2734 s32 ret_val = 0;
2735 u16 data;
2736
2737 if (hw->phy.type != e1000_phy_82578)
2738 goto out;
2739
2740 /* check if link is up and at 1Gbps */
2741 ret_val = hw->phy.ops.read_phy_reg(hw, BM_CS_STATUS, &data);
2742 if (ret_val)
2743 goto out;
2744
2745 data &= BM_CS_STATUS_LINK_UP |
2746 BM_CS_STATUS_RESOLVED |
2747 BM_CS_STATUS_SPEED_MASK;
2748
2749 if (data != (BM_CS_STATUS_LINK_UP |
2750 BM_CS_STATUS_RESOLVED |
2751 BM_CS_STATUS_SPEED_1000))
2752 goto out;
2753
2754 mdelay(200);
2755
2756 /* flush the packets in the fifo buffer */
2757 ret_val = hw->phy.ops.write_phy_reg(hw, HV_MUX_DATA_CTRL,
2758 HV_MUX_DATA_CTRL_GEN_TO_MAC |
2759 HV_MUX_DATA_CTRL_FORCE_SPEED);
2760 if (ret_val)
2761 goto out;
2762
2763 ret_val = hw->phy.ops.write_phy_reg(hw, HV_MUX_DATA_CTRL,
2764 HV_MUX_DATA_CTRL_GEN_TO_MAC);
2765
2766out:
2767 return ret_val;
2768}
2769
2770/**
2771 * e1000_check_polarity_82577 - Checks the polarity.
2772 * @hw: pointer to the HW structure
2773 *
2774 * Success returns 0, Failure returns -E1000_ERR_PHY (-2)
2775 *
2776 * Polarity is determined based on the PHY specific status register.
2777 **/
2778s32 e1000_check_polarity_82577(struct e1000_hw *hw)
2779{
2780 struct e1000_phy_info *phy = &hw->phy;
2781 s32 ret_val;
2782 u16 data;
2783
2784 ret_val = phy->ops.read_phy_reg(hw, I82577_PHY_STATUS_2, &data);
2785
2786 if (!ret_val)
2787 phy->cable_polarity = (data & I82577_PHY_STATUS2_REV_POLARITY)
2788 ? e1000_rev_polarity_reversed
2789 : e1000_rev_polarity_normal;
2790
2791 return ret_val;
2792}
2793
2794/**
2795 * e1000_phy_force_speed_duplex_82577 - Force speed/duplex for I82577 PHY
2796 * @hw: pointer to the HW structure
2797 *
2798 * Calls the PHY setup function to force speed and duplex. Clears the
2799 * auto-crossover to force MDI manually. Waits for link and returns
2800 * successful if link up is successful, else -E1000_ERR_PHY (-2).
2801 **/
2802s32 e1000_phy_force_speed_duplex_82577(struct e1000_hw *hw)
2803{
2804 struct e1000_phy_info *phy = &hw->phy;
2805 s32 ret_val;
2806 u16 phy_data;
2807 bool link;
2808
2809 ret_val = phy->ops.read_phy_reg(hw, PHY_CONTROL, &phy_data);
2810 if (ret_val)
2811 goto out;
2812
2813 e1000e_phy_force_speed_duplex_setup(hw, &phy_data);
2814
2815 ret_val = phy->ops.write_phy_reg(hw, PHY_CONTROL, phy_data);
2816 if (ret_val)
2817 goto out;
2818
2819 /*
2820 * Clear Auto-Crossover to force MDI manually. 82577 requires MDI
2821 * forced whenever speed and duplex are forced.
2822 */
2823 ret_val = phy->ops.read_phy_reg(hw, I82577_PHY_CTRL_2, &phy_data);
2824 if (ret_val)
2825 goto out;
2826
2827 phy_data &= ~I82577_PHY_CTRL2_AUTO_MDIX;
2828 phy_data &= ~I82577_PHY_CTRL2_FORCE_MDI_MDIX;
2829
2830 ret_val = phy->ops.write_phy_reg(hw, I82577_PHY_CTRL_2, phy_data);
2831 if (ret_val)
2832 goto out;
2833
2834 hw_dbg(hw, "I82577_PHY_CTRL_2: %X\n", phy_data);
2835
2836 udelay(1);
2837
2838 if (phy->autoneg_wait_to_complete) {
2839 hw_dbg(hw, "Waiting for forced speed/duplex link on 82577 phy\n");
2840
2841 ret_val = e1000e_phy_has_link_generic(hw,
2842 PHY_FORCE_LIMIT,
2843 100000,
2844 &link);
2845 if (ret_val)
2846 goto out;
2847
2848 if (!link)
2849 hw_dbg(hw, "Link taking longer than expected.\n");
2850
2851 /* Try once more */
2852 ret_val = e1000e_phy_has_link_generic(hw,
2853 PHY_FORCE_LIMIT,
2854 100000,
2855 &link);
2856 if (ret_val)
2857 goto out;
2858 }
2859
2860out:
2861 return ret_val;
2862}
2863
2864/**
2865 * e1000_get_phy_info_82577 - Retrieve I82577 PHY information
2866 * @hw: pointer to the HW structure
2867 *
2868 * Read PHY status to determine if link is up. If link is up, then
2869 * set/determine 10base-T extended distance and polarity correction. Read
2870 * PHY port status to determine MDI/MDIx and speed. Based on the speed,
2871 * determine on the cable length, local and remote receiver.
2872 **/
2873s32 e1000_get_phy_info_82577(struct e1000_hw *hw)
2874{
2875 struct e1000_phy_info *phy = &hw->phy;
2876 s32 ret_val;
2877 u16 data;
2878 bool link;
2879
2880 ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
2881 if (ret_val)
2882 goto out;
2883
2884 if (!link) {
2885 hw_dbg(hw, "Phy info is only valid if link is up\n");
2886 ret_val = -E1000_ERR_CONFIG;
2887 goto out;
2888 }
2889
2890 phy->polarity_correction = true;
2891
2892 ret_val = e1000_check_polarity_82577(hw);
2893 if (ret_val)
2894 goto out;
2895
2896 ret_val = phy->ops.read_phy_reg(hw, I82577_PHY_STATUS_2, &data);
2897 if (ret_val)
2898 goto out;
2899
2900 phy->is_mdix = (data & I82577_PHY_STATUS2_MDIX) ? true : false;
2901
2902 if ((data & I82577_PHY_STATUS2_SPEED_MASK) ==
2903 I82577_PHY_STATUS2_SPEED_1000MBPS) {
2904 ret_val = hw->phy.ops.get_cable_length(hw);
2905 if (ret_val)
2906 goto out;
2907
2908 ret_val = phy->ops.read_phy_reg(hw, PHY_1000T_STATUS, &data);
2909 if (ret_val)
2910 goto out;
2911
2912 phy->local_rx = (data & SR_1000T_LOCAL_RX_STATUS)
2913 ? e1000_1000t_rx_status_ok
2914 : e1000_1000t_rx_status_not_ok;
2915
2916 phy->remote_rx = (data & SR_1000T_REMOTE_RX_STATUS)
2917 ? e1000_1000t_rx_status_ok
2918 : e1000_1000t_rx_status_not_ok;
2919 } else {
2920 phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;
2921 phy->local_rx = e1000_1000t_rx_status_undefined;
2922 phy->remote_rx = e1000_1000t_rx_status_undefined;
2923 }
2924
2925out:
2926 return ret_val;
2927}
2928
2929/**
2930 * e1000_get_cable_length_82577 - Determine cable length for 82577 PHY
2931 * @hw: pointer to the HW structure
2932 *
2933 * Reads the diagnostic status register and verifies result is valid before
2934 * placing it in the phy_cable_length field.
2935 **/
2936s32 e1000_get_cable_length_82577(struct e1000_hw *hw)
2937{
2938 struct e1000_phy_info *phy = &hw->phy;
2939 s32 ret_val;
2940 u16 phy_data, length;
2941
2942 ret_val = phy->ops.read_phy_reg(hw, I82577_PHY_DIAG_STATUS, &phy_data);
2943 if (ret_val)
2944 goto out;
2945
2946 length = (phy_data & I82577_DSTATUS_CABLE_LENGTH) >>
2947 I82577_DSTATUS_CABLE_LENGTH_SHIFT;
2948
2949 if (length == E1000_CABLE_LENGTH_UNDEFINED)
2950 ret_val = E1000_ERR_PHY;
2951
2952 phy->cable_length = length;
2953
2954out:
2955 return ret_val;
2956}
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-12 15:13:09 -0500