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authorCarolyn Wyborny <carolyn.wyborny@intel.com>2014-03-11 06:15:37 +0000
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2014-03-19 17:17:23 -0700
commit0c375ac1aa863495a54b3a051eead667e49ace5b (patch)
tree7e65fdc1b4da103fda3b88bb5554d5c770853cbf /drivers/net
parente7e834aa71ea9b0d54a862d773a6d7730f1d8293 (diff)
downloadlinux-linaro-stable-0c375ac1aa863495a54b3a051eead667e49ace5b.tar.gz
igb: Add register defines needed for time sync functions
This patch adds defines needed for implementing the auxiliary time sync functions and also changes code to call the updated defines instead of the old. Reported-by: Richard Cochran <ricahrdcochran@gmail.com> Signed-off-by: Carolyn Wyborny <carolyn.wyborny@intel.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/intel/igb/e1000_defines.h70
-rw-r--r--drivers/net/ethernet/intel/igb/e1000_regs.h9
-rw-r--r--drivers/net/ethernet/intel/igb/igb_ptp.c4
3 files changed, 78 insertions, 5 deletions
diff --git a/drivers/net/ethernet/intel/igb/e1000_defines.h b/drivers/net/ethernet/intel/igb/e1000_defines.h
index 393c896ac7e7..b05bf925ac72 100644
--- a/drivers/net/ethernet/intel/igb/e1000_defines.h
+++ b/drivers/net/ethernet/intel/igb/e1000_defines.h
@@ -43,7 +43,11 @@
#define E1000_WUFC_BC 0x00000010 /* Broadcast Wakeup Enable */
/* Extended Device Control */
+#define E1000_CTRL_EXT_SDP2_DATA 0x00000040 /* Value of SW Defineable Pin 2 */
#define E1000_CTRL_EXT_SDP3_DATA 0x00000080 /* Value of SW Defineable Pin 3 */
+#define E1000_CTRL_EXT_SDP2_DIR 0x00000400 /* SDP2 Data direction */
+#define E1000_CTRL_EXT_SDP3_DIR 0x00000800 /* SDP3 Data direction */
+
/* Physical Func Reset Done Indication */
#define E1000_CTRL_EXT_PFRSTD 0x00004000
#define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
@@ -190,7 +194,8 @@
/* enable link status from external LINK_0 and LINK_1 pins */
#define E1000_CTRL_SWDPIN0 0x00040000 /* SWDPIN 0 value */
#define E1000_CTRL_SWDPIN1 0x00080000 /* SWDPIN 1 value */
-#define E1000_CTRL_SWDPIO0 0x00400000 /* SWDPIN 0 Input or output */
+#define E1000_CTRL_SDP0_DIR 0x00400000 /* SDP0 Data direction */
+#define E1000_CTRL_SDP1_DIR 0x00800000 /* SDP1 Data direction */
#define E1000_CTRL_RST 0x04000000 /* Global reset */
#define E1000_CTRL_RFCE 0x08000000 /* Receive Flow Control enable */
#define E1000_CTRL_TFCE 0x10000000 /* Transmit flow control enable */
@@ -528,8 +533,67 @@
#define E1000_TIMINCA_16NS_SHIFT 24
-#define E1000_TSICR_TXTS 0x00000002
-#define E1000_TSIM_TXTS 0x00000002
+/* Time Sync Interrupt Cause/Mask Register Bits */
+
+#define TSINTR_SYS_WRAP (1 << 0) /* SYSTIM Wrap around. */
+#define TSINTR_TXTS (1 << 1) /* Transmit Timestamp. */
+#define TSINTR_RXTS (1 << 2) /* Receive Timestamp. */
+#define TSINTR_TT0 (1 << 3) /* Target Time 0 Trigger. */
+#define TSINTR_TT1 (1 << 4) /* Target Time 1 Trigger. */
+#define TSINTR_AUTT0 (1 << 5) /* Auxiliary Timestamp 0 Taken. */
+#define TSINTR_AUTT1 (1 << 6) /* Auxiliary Timestamp 1 Taken. */
+#define TSINTR_TADJ (1 << 7) /* Time Adjust Done. */
+
+#define TSYNC_INTERRUPTS TSINTR_TXTS
+#define E1000_TSICR_TXTS TSINTR_TXTS
+
+/* TSAUXC Configuration Bits */
+#define TSAUXC_EN_TT0 (1 << 0) /* Enable target time 0. */
+#define TSAUXC_EN_TT1 (1 << 1) /* Enable target time 1. */
+#define TSAUXC_EN_CLK0 (1 << 2) /* Enable Configurable Frequency Clock 0. */
+#define TSAUXC_SAMP_AUT0 (1 << 3) /* Latch SYSTIML/H into AUXSTMPL/0. */
+#define TSAUXC_ST0 (1 << 4) /* Start Clock 0 Toggle on Target Time 0. */
+#define TSAUXC_EN_CLK1 (1 << 5) /* Enable Configurable Frequency Clock 1. */
+#define TSAUXC_SAMP_AUT1 (1 << 6) /* Latch SYSTIML/H into AUXSTMPL/1. */
+#define TSAUXC_ST1 (1 << 7) /* Start Clock 1 Toggle on Target Time 1. */
+#define TSAUXC_EN_TS0 (1 << 8) /* Enable hardware timestamp 0. */
+#define TSAUXC_AUTT0 (1 << 9) /* Auxiliary Timestamp Taken. */
+#define TSAUXC_EN_TS1 (1 << 10) /* Enable hardware timestamp 0. */
+#define TSAUXC_AUTT1 (1 << 11) /* Auxiliary Timestamp Taken. */
+#define TSAUXC_PLSG (1 << 17) /* Generate a pulse. */
+#define TSAUXC_DISABLE (1 << 31) /* Disable SYSTIM Count Operation. */
+
+/* SDP Configuration Bits */
+#define AUX0_SEL_SDP0 (0 << 0) /* Assign SDP0 to auxiliary time stamp 0. */
+#define AUX0_SEL_SDP1 (1 << 0) /* Assign SDP1 to auxiliary time stamp 0. */
+#define AUX0_SEL_SDP2 (2 << 0) /* Assign SDP2 to auxiliary time stamp 0. */
+#define AUX0_SEL_SDP3 (3 << 0) /* Assign SDP3 to auxiliary time stamp 0. */
+#define AUX0_TS_SDP_EN (1 << 2) /* Enable auxiliary time stamp trigger 0. */
+#define AUX1_SEL_SDP0 (0 << 3) /* Assign SDP0 to auxiliary time stamp 1. */
+#define AUX1_SEL_SDP1 (1 << 3) /* Assign SDP1 to auxiliary time stamp 1. */
+#define AUX1_SEL_SDP2 (2 << 3) /* Assign SDP2 to auxiliary time stamp 1. */
+#define AUX1_SEL_SDP3 (3 << 3) /* Assign SDP3 to auxiliary time stamp 1. */
+#define AUX1_TS_SDP_EN (1 << 5) /* Enable auxiliary time stamp trigger 1. */
+#define TS_SDP0_SEL_TT0 (0 << 6) /* Target time 0 is output on SDP0. */
+#define TS_SDP0_SEL_TT1 (1 << 6) /* Target time 1 is output on SDP0. */
+#define TS_SDP0_SEL_FC0 (2 << 6) /* Freq clock 0 is output on SDP0. */
+#define TS_SDP0_SEL_FC1 (3 << 6) /* Freq clock 1 is output on SDP0. */
+#define TS_SDP0_EN (1 << 8) /* SDP0 is assigned to Tsync. */
+#define TS_SDP1_SEL_TT0 (0 << 9) /* Target time 0 is output on SDP1. */
+#define TS_SDP1_SEL_TT1 (1 << 9) /* Target time 1 is output on SDP1. */
+#define TS_SDP1_SEL_FC0 (2 << 9) /* Freq clock 0 is output on SDP1. */
+#define TS_SDP1_SEL_FC1 (3 << 9) /* Freq clock 1 is output on SDP1. */
+#define TS_SDP1_EN (1 << 11) /* SDP1 is assigned to Tsync. */
+#define TS_SDP2_SEL_TT0 (0 << 12) /* Target time 0 is output on SDP2. */
+#define TS_SDP2_SEL_TT1 (1 << 12) /* Target time 1 is output on SDP2. */
+#define TS_SDP2_SEL_FC0 (2 << 12) /* Freq clock 0 is output on SDP2. */
+#define TS_SDP2_SEL_FC1 (3 << 12) /* Freq clock 1 is output on SDP2. */
+#define TS_SDP2_EN (1 << 14) /* SDP2 is assigned to Tsync. */
+#define TS_SDP3_SEL_TT0 (0 << 15) /* Target time 0 is output on SDP3. */
+#define TS_SDP3_SEL_TT1 (1 << 15) /* Target time 1 is output on SDP3. */
+#define TS_SDP3_SEL_FC0 (2 << 15) /* Freq clock 0 is output on SDP3. */
+#define TS_SDP3_SEL_FC1 (3 << 15) /* Freq clock 1 is output on SDP3. */
+#define TS_SDP3_EN (1 << 17) /* SDP3 is assigned to Tsync. */
#define E1000_MDICNFG_EXT_MDIO 0x80000000 /* MDI ext/int destination */
#define E1000_MDICNFG_COM_MDIO 0x40000000 /* MDI shared w/ lan 0 */
diff --git a/drivers/net/ethernet/intel/igb/e1000_regs.h b/drivers/net/ethernet/intel/igb/e1000_regs.h
index abdd935a9dad..e9c5fdd60f54 100644
--- a/drivers/net/ethernet/intel/igb/e1000_regs.h
+++ b/drivers/net/ethernet/intel/igb/e1000_regs.h
@@ -40,6 +40,7 @@
#define E1000_FCT 0x00030 /* Flow Control Type - RW */
#define E1000_CONNSW 0x00034 /* Copper/Fiber switch control - RW */
#define E1000_VET 0x00038 /* VLAN Ether Type - RW */
+#define E1000_TSSDP 0x0003C /* Time Sync SDP Configuration Register - RW */
#define E1000_ICR 0x000C0 /* Interrupt Cause Read - R/clr */
#define E1000_ITR 0x000C4 /* Interrupt Throttling Rate - RW */
#define E1000_ICS 0x000C8 /* Interrupt Cause Set - WO */
@@ -101,6 +102,14 @@
#define E1000_SYSTIMH 0x0B604 /* System time register High - RO */
#define E1000_TIMINCA 0x0B608 /* Increment attributes register - RW */
#define E1000_TSAUXC 0x0B640 /* Timesync Auxiliary Control register */
+#define E1000_TRGTTIML0 0x0B644 /* Target Time Register 0 Low - RW */
+#define E1000_TRGTTIMH0 0x0B648 /* Target Time Register 0 High - RW */
+#define E1000_TRGTTIML1 0x0B64C /* Target Time Register 1 Low - RW */
+#define E1000_TRGTTIMH1 0x0B650 /* Target Time Register 1 High - RW */
+#define E1000_AUXSTMPL0 0x0B65C /* Auxiliary Time Stamp 0 Register Low - RO */
+#define E1000_AUXSTMPH0 0x0B660 /* Auxiliary Time Stamp 0 Register High - RO */
+#define E1000_AUXSTMPL1 0x0B664 /* Auxiliary Time Stamp 1 Register Low - RO */
+#define E1000_AUXSTMPH1 0x0B668 /* Auxiliary Time Stamp 1 Register High - RO */
#define E1000_SYSTIMR 0x0B6F8 /* System time register Residue */
#define E1000_TSICR 0x0B66C /* Interrupt Cause Register */
#define E1000_TSIM 0x0B674 /* Interrupt Mask Register */
diff --git a/drivers/net/ethernet/intel/igb/igb_ptp.c b/drivers/net/ethernet/intel/igb/igb_ptp.c
index 9c9c141f089a..a894551ae3c0 100644
--- a/drivers/net/ethernet/intel/igb/igb_ptp.c
+++ b/drivers/net/ethernet/intel/igb/igb_ptp.c
@@ -799,7 +799,7 @@ void igb_ptp_init(struct igb_adapter *adapter)
/* Initialize the time sync interrupts for devices that support it. */
if (hw->mac.type >= e1000_82580) {
- wr32(E1000_TSIM, E1000_TSIM_TXTS);
+ wr32(E1000_TSIM, TSYNC_INTERRUPTS);
wr32(E1000_IMS, E1000_IMS_TS);
}
@@ -877,7 +877,7 @@ void igb_ptp_reset(struct igb_adapter *adapter)
case e1000_i211:
/* Enable the timer functions and interrupts. */
wr32(E1000_TSAUXC, 0x0);
- wr32(E1000_TSIM, E1000_TSIM_TXTS);
+ wr32(E1000_TSIM, TSYNC_INTERRUPTS);
wr32(E1000_IMS, E1000_IMS_TS);
break;
default: