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Date: Wed, 19 Mar 2014 20:30:02 -0700
From: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To: davem@...emloft.net
Cc: Carolyn Wyborny <carolyn.wyborny@...el.com>,
netdev@...r.kernel.org, gospo@...hat.com, sassmann@...hat.com,
Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: [net-next v3 12/15] igb: Add register defines needed for time sync functions
From: Carolyn Wyborny <carolyn.wyborny@...el.com>
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@...il.com>
Signed-off-by: Carolyn Wyborny <carolyn.wyborny@...el.com>
Tested-by: Aaron Brown <aaron.f.brown@...el.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
---
drivers/net/ethernet/intel/igb/e1000_defines.h | 70 ++++++++++++++++++++++++--
drivers/net/ethernet/intel/igb/e1000_regs.h | 9 ++++
drivers/net/ethernet/intel/igb/igb_ptp.c | 4 +-
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 393c896..b05bf92 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 abdd935..e9c5fdd 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 9c9c141..a894551a 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:
--
1.8.3.1
--
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