From 58f6bcf96e95f042a2bee6ace238365cb8fb1ce6 Mon Sep 17 00:00:00 2001
From: Emil Tantilov <emil.s.tantilov@intel.com>
Date: Thu, 21 Apr 2011 08:43:43 +0000
Subject: [PATCH] ixgbe: add ethtool counters for OS2BMC
OS2BMC registers are available for X540.
This patch adds ethtool counters based on those registers.
Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Tested-by: Evan Swanson <evan.swanson@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
---
drivers/net/ixgbe/ixgbe_ethtool.c | 4 ++++
drivers/net/ixgbe/ixgbe_main.c | 7 ++++++-
drivers/net/ixgbe/ixgbe_type.h | 8 ++++++++
3 files changed, 18 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c
index 545b231b2a74..1fdd075afe79 100644
--- a/drivers/net/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ixgbe/ixgbe_ethtool.c
@@ -102,6 +102,10 @@ static struct ixgbe_stats ixgbe_gstrings_stats[] = {
{"alloc_rx_page_failed", IXGBE_STAT(alloc_rx_page_failed)},
{"alloc_rx_buff_failed", IXGBE_STAT(alloc_rx_buff_failed)},
{"rx_no_dma_resources", IXGBE_STAT(hw_rx_no_dma_resources)},
+ {"os2bmc_rx_by_bmc", IXGBE_STAT(stats.o2bgptc)},
+ {"os2bmc_tx_by_bmc", IXGBE_STAT(stats.b2ospc)},
+ {"os2bmc_tx_by_host", IXGBE_STAT(stats.o2bspc)},
+ {"os2bmc_rx_by_host", IXGBE_STAT(stats.b2ogprc)},
#ifdef IXGBE_FCOE
{"fcoe_bad_fccrc", IXGBE_STAT(stats.fccrc)},
{"rx_fcoe_dropped", IXGBE_STAT(stats.fcoerpdc)},
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 56cc9a10c717..a3e384bc50fe 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -5912,8 +5912,13 @@ void ixgbe_update_stats(struct ixgbe_adapter *adapter)
hwstats->gotc += IXGBE_READ_REG(hw, IXGBE_GOTCH);
hwstats->tor += IXGBE_READ_REG(hw, IXGBE_TORH);
break;
- case ixgbe_mac_82599EB:
case ixgbe_mac_X540:
+ /* OS2BMC stats are X540 only*/
+ hwstats->o2bgptc += IXGBE_READ_REG(hw, IXGBE_O2BGPTC);
+ hwstats->o2bspc += IXGBE_READ_REG(hw, IXGBE_O2BSPC);
+ hwstats->b2ospc += IXGBE_READ_REG(hw, IXGBE_B2OSPC);
+ hwstats->b2ogprc += IXGBE_READ_REG(hw, IXGBE_B2OGPRC);
+ case ixgbe_mac_82599EB:
hwstats->gorc += IXGBE_READ_REG(hw, IXGBE_GORCL);
IXGBE_READ_REG(hw, IXGBE_GORCH); /* to clear */
hwstats->gotc += IXGBE_READ_REG(hw, IXGBE_GOTCL);
diff --git a/drivers/net/ixgbe/ixgbe_type.h b/drivers/net/ixgbe/ixgbe_type.h
index b1d523ca4d81..70e6870be01f 100644
--- a/drivers/net/ixgbe/ixgbe_type.h
+++ b/drivers/net/ixgbe/ixgbe_type.h
@@ -672,6 +672,10 @@
#define IXGBE_FCOEDWRC 0x0242C /* Number of FCoE DWords Received */
#define IXGBE_FCOEPTC 0x08784 /* Number of FCoE Packets Transmitted */
#define IXGBE_FCOEDWTC 0x08788 /* Number of FCoE DWords Transmitted */
+#define IXGBE_O2BGPTC 0x041C4
+#define IXGBE_O2BSPC 0x087B0
+#define IXGBE_B2OSPC 0x041C0
+#define IXGBE_B2OGPRC 0x02F90
#define IXGBE_PCRC8ECL 0x0E810
#define IXGBE_PCRC8ECH 0x0E811
#define IXGBE_PCRC8ECH_MASK 0x1F
@@ -2554,6 +2558,10 @@ struct ixgbe_hw_stats {
u64 fcoeptc;
u64 fcoedwrc;
u64 fcoedwtc;
+ u64 b2ospc;
+ u64 b2ogprc;
+ u64 o2bgptc;
+ u64 o2bspc;
};
/* forward declaration */
--
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