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Date: Thu, 3 Oct 2013 01:11:27 -0700
From: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To: bhutchings@...arflare.com
Cc: Leonardo Potenza <leonardo.potenza@...el.com>,
netdev@...r.kernel.org, gospo@...hat.com, sassmann@...hat.com,
Maryam Tahhan <maryam.tahhan@...el.com>,
Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: [ethtool] ethtool: ixgbe DCB registers dump for 82599 and x540
From: Leonardo Potenza <leonardo.potenza@...el.com>
Added support for DCB registers dump using ethtool -d option both for
82599 and x540 ethernet controllers
Signed-off-by: Leonardo Potenza <leonardo.potenza@...el.com>
Signed-off-by: Maryam Tahhan <maryam.tahhan@...el.com>
Acked-by: John Fastabend <john.r.fastabend@...el.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@...el.com>
Tested-by: Jack Morgan <jack.morgan@...el.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
---
ixgbe.c | 154 ++++++++++++++++++++++++++++++++++++++++++++++++++++------------
1 file changed, 125 insertions(+), 29 deletions(-)
diff --git a/ixgbe.c b/ixgbe.c
index 854e463..6a663e4 100644
--- a/ixgbe.c
+++ b/ixgbe.c
@@ -26,6 +26,8 @@
#define IXGBE_HLREG0_LPBK 0x00008000
#define IXGBE_RMCS_TFCE_802_3X 0x00000008
#define IXGBE_RMCS_TFCE_PRIORITY 0x00000010
+#define IXGBE_FCCFG_TFCE_802_3X 0x00000008
+#define IXGBE_FCCFG_TFCE_PRIORITY 0x00000010
#define IXGBE_MFLCN_PMCF 0x00000001 /* Pass MAC Control Frames */
#define IXGBE_MFLCN_DPF 0x00000002 /* Discard Pause Frame */
#define IXGBE_MFLCN_RPFCE 0x00000004 /* Receive Priority FC Enable */
@@ -127,6 +129,7 @@ int
ixgbe_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs)
{
u32 *regs_buff = (u32 *)regs->data;
+ u32 regs_buff_len = regs->len / sizeof(*regs_buff);
u32 reg;
u16 hw_device_id = (u16) regs->version;
u8 version = (u8)(regs->version >> 24);
@@ -208,13 +211,23 @@ ixgbe_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs)
(reg & IXGBE_SRRCTL_BSIZEPKT_MASK) <= 0x10 ? (reg & IXGBE_SRRCTL_BSIZEPKT_MASK) : 0x10);
reg = regs_buff[829];
- fprintf(stdout,
- "0x03D00: RMCS (Receive Music Control register) 0x%08X\n"
- " Transmit Flow Control: %s\n"
- " Priority Flow Control: %s\n",
- reg,
- reg & IXGBE_RMCS_TFCE_802_3X ? "enabled" : "disabled",
- reg & IXGBE_RMCS_TFCE_PRIORITY ? "enabled" : "disabled");
+ if (mac_type == ixgbe_mac_82598EB) {
+ fprintf(stdout,
+ "0x03D00: RMCS (Receive Music Control register) 0x%08X\n"
+ " Transmit Flow Control: %s\n"
+ " Priority Flow Control: %s\n",
+ reg,
+ reg & IXGBE_RMCS_TFCE_802_3X ? "enabled" : "disabled",
+ reg & IXGBE_RMCS_TFCE_PRIORITY ? "enabled" : "disabled");
+ } else if (mac_type >= ixgbe_mac_82599EB) {
+ fprintf(stdout,
+ "0x03D00: FCCFG (Flow Control Configuration) 0x%08X\n"
+ " Transmit Flow Control: %s\n"
+ " Priority Flow Control: %s\n",
+ reg,
+ reg & IXGBE_FCCFG_TFCE_802_3X ? "enabled" : "disabled",
+ reg & IXGBE_FCCFG_TFCE_PRIORITY ? "enabled" : "disabled");
+ }
reg = regs_buff[1047];
fprintf(stdout,
@@ -428,7 +441,7 @@ ixgbe_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs)
"0x02F00: RDRXCTL (Receive DMA Control) 0x%08X\n",
regs_buff[469]);
- for (i = 0; i < 8; i++ )
+ for (i = 0; i < 8; i++)
fprintf(stdout,
"0x%05X: RXPBSIZE%d (Receive Packet Buffer Size %d) 0x%08X\n",
0x3C00 + (4 * i), i, i, regs_buff[470 + i]);
@@ -592,50 +605,133 @@ ixgbe_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs)
"0x09000: FHFT (Flexible Host Filter Table) 0x%08X\n",
regs_buff[828]);
- /* DCE */
- fprintf(stdout,
+ /* DCB */
+ if (mac_type == ixgbe_mac_82598EB) {
+ fprintf(stdout,
"0x07F40: DPMCS (Desc. Plan Music Ctrl Status) 0x%08X\n",
regs_buff[830]);
- fprintf(stdout,
+ fprintf(stdout,
"0x0CD00: PDPMCS (Pkt Data Plan Music ctrl Stat) 0x%08X\n",
regs_buff[831]);
- if (mac_type == ixgbe_mac_82598EB) {
fprintf(stdout,
- "0x050A0: RUPPBMR (Rx User Prior to Pkt Buff Map) 0x%08X\n",
- regs_buff[832]);
+ "0x050A0: RUPPBMR (Rx User Prior to Pkt Buff Map) 0x%08X\n",
+ regs_buff[832]);
for (i = 0; i < 8; i++)
fprintf(stdout,
- "0x%05X: RT2CR%d (Receive T2 Configure %d) 0x%08X\n",
- 0x03C20 + (4 * i), i, i, regs_buff[833 + i]);
+ "0x%05X: RT2CR%d (Receive T2 Configure %d) 0x%08X\n",
+ 0x03C20 + (4 * i), i, i, regs_buff[833 + i]);
for (i = 0; i < 8; i++)
fprintf(stdout,
- "0x%05X: RT2SR%d (Recieve T2 Status %d) 0x%08X\n",
- 0x03C40 + (4 * i), i, i, regs_buff[841 + i]);
+ "0x%05X: RT2SR%d (Receive T2 Status %d) 0x%08X\n",
+ 0x03C40 + (4 * i), i, i, regs_buff[841 + i]);
for (i = 0; i < 8; i++)
fprintf(stdout,
- "0x%05X: TDTQ2TCCR%d (Tx Desc TQ2 TC Config %d) 0x%08X\n",
- 0x0602C + (0x40 * i), i, i, regs_buff[849 + i]);
+ "0x%05X: TDTQ2TCCR%d (Tx Desc TQ2 TC Config %d) 0x%08X\n",
+ 0x0602C + (0x40 * i), i, i, regs_buff[849 + i]);
for (i = 0; i < 8; i++)
fprintf(stdout,
- "0x%05X: TDTQ2TCSR%d (Tx Desc TQ2 TC Status %d) 0x%08X\n",
- 0x0622C + (0x40 * i), i, i, regs_buff[857 + i]);
- }
+ "0x%05X: TDTQ2TCSR%d (Tx Desc TQ2 TC Status %d) 0x%08X\n",
+ 0x0622C + (0x40 * i), i, i, regs_buff[857 + i]);
- for (i = 0; i < 8; i++)
+ for (i = 0; i < 8; i++)
+ fprintf(stdout,
+ "0x%05X: TDPT2TCCR%d (Tx Data Plane T2 TC Config %d) 0x%08X\n",
+ 0x0CD20 + (4 * i), i, i, regs_buff[865 + i]);
+
+ for (i = 0; i < 8; i++)
+ fprintf(stdout,
+ "0x%05X: TDPT2TCSR%d (Tx Data Plane T2 TC Status %d) 0x%08X\n",
+ 0x0CD40 + (4 * i), i, i, regs_buff[873 + i]);
+ } else if (mac_type >= ixgbe_mac_82599EB) {
fprintf(stdout,
- "0x%05X: TDPT2TCCR%d (Tx Data Plane T2 TC Config %d) 0x%08X\n",
- 0x0CD20 + (4 * i), i, i, regs_buff[865 + i]);
+ "0x04900: RTTDCS (Tx Descr Plane Ctrl&Status) 0x%08X\n",
+ regs_buff[830]);
+
+ fprintf(stdout,
+ "0x0CD00: RTTPCS (Tx Pkt Plane Ctrl&Status) 0x%08X\n",
+ regs_buff[831]);
- for (i = 0; i < 8; i++)
fprintf(stdout,
- "0x%05X: TDPT2TCSR%d (Tx Data Plane T2 TC Status %d) 0x%08X\n",
- 0x0CD40 + (4 * i), i, i, regs_buff[873 + i]);
+ "0x02430: RTRPCS (Rx Packet Plane Ctrl&Status) 0x%08X\n",
+ regs_buff[832]);
+
+ for (i = 0; i < 8; i++)
+ fprintf(stdout,
+ "0x%05X: RTRPT4C%d (Rx Packet Plane T4 Config %d) 0x%08X\n",
+ 0x02140 + (4 * i), i, i, regs_buff[833 + i]);
+
+ for (i = 0; i < 8; i++)
+ fprintf(stdout,
+ "0x%05X: RTRPT4S%d (Rx Packet Plane T4 Status %d) 0x%08X\n",
+ 0x02160 + (4 * i), i, i, regs_buff[841 + i]);
+
+ for (i = 0; i < 8; i++)
+ fprintf(stdout,
+ "0x%05X: RTTDT2C%d (Tx Descr Plane T2 Config %d) 0x%08X\n",
+ 0x04910 + (4 * i), i, i, regs_buff[849 + i]);
+
+ for (i = 0; i < 8; i++)
+ fprintf(stdout,
+ "0x%05X: RTTDT2S%d (Tx Descr Plane T2 Status %d) 0x%08X\n",
+ 0x04930 + (4 * i), i, i, regs_buff[857 + i]);
+
+ for (i = 0; i < 8; i++)
+ fprintf(stdout,
+ "0x%05X: RTTPT2C%d (Tx Packet Plane T2 Config %d) 0x%08X\n",
+ 0x0CD20 + (4 * i), i, i, regs_buff[865]);
+
+ for (i = 0; i < 8; i++)
+ fprintf(stdout,
+ "0x%05X: RTTPT2S%d (Tx Packet Plane T2 Status %d) 0x%08X\n",
+ 0x0CD40 + (4 * i), i, i, regs_buff[873 + i]);
+
+ if (regs_buff_len > 1129) {
+ fprintf(stdout,
+ "0x03020: RTRUP2TC (Rx User Prio to Traffic Classes)0x%08X\n",
+ regs_buff[1129]);
+
+ fprintf(stdout,
+ "0x0C800: RTTUP2TC (Tx User Prio to Traffic Classes)0x%08X\n",
+ regs_buff[1130]);
+
+ for (i = 0; i < 4; i++)
+ fprintf(stdout,
+ "0x%05X: TXLLQ%d (Strict Low Lat Tx Queues %d) 0x%08X\n",
+ 0x082E0 + (4 * i), i, i, regs_buff[1131 + i]);
+
+ if (mac_type == ixgbe_mac_82599EB) {
+ fprintf(stdout,
+ "0x04980: RTTBCNRM (DCB TX Rate Sched MMW) 0x%08X\n",
+ regs_buff[1135]);
+
+ fprintf(stdout,
+ "0x0498C: RTTBCNRD (DCB TX Rate-Scheduler Drift) 0x%08X\n",
+ regs_buff[1136]);
+ } else if (mac_type == ixgbe_mac_X540) {
+ fprintf(stdout,
+ "0x04980: RTTQCNRM (DCB TX QCN Rate Sched MMW) 0x%08X\n",
+ regs_buff[1135]);
+
+ fprintf(stdout,
+ "0x0498C: RTTQCNRR (DCB TX QCN Rate Reset) 0x%08X\n",
+ regs_buff[1136]);
+
+ fprintf(stdout,
+ "0x08B00: RTTQCNCR (DCB TX QCN Control) 0x%08X\n",
+ regs_buff[1137]);
+
+ fprintf(stdout,
+ "0x04A90: RTTQCNTG (DCB TX QCN Tagging) 0x%08X\n",
+ regs_buff[1138]);
+ }
+ }
+ }
/* Statistics */
fprintf(stdout,
--
1.8.3.1
--
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