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Message-Id: <1389258571-10083-4-git-send-email-sd@queasysnail.net>
Date: Thu, 9 Jan 2014 10:09:29 +0100
From: Sabrina Dubroca <sd@...asysnail.net>
To: davem@...emloft.net
Cc: bhutchings@...arflare.com, johannes@...solutions.net,
stephen@...workplumber.org, netdev@...r.kernel.org,
Sabrina Dubroca <sd@...asysnail.net>
Subject: [PATCH v4 3/5] alx: add stats update function
Signed-off-by: Sabrina Dubroca <sd@...asysnail.net>
---
drivers/net/ethernet/atheros/alx/hw.c | 58 +++++++++++++++++++++++++++++++++++
drivers/net/ethernet/atheros/alx/hw.h | 4 +++
2 files changed, 62 insertions(+)
diff --git a/drivers/net/ethernet/atheros/alx/hw.c b/drivers/net/ethernet/atheros/alx/hw.c
index 1e8c24a..7712f06 100644
--- a/drivers/net/ethernet/atheros/alx/hw.c
+++ b/drivers/net/ethernet/atheros/alx/hw.c
@@ -1050,3 +1050,61 @@ bool alx_get_phy_info(struct alx_hw *hw)
return true;
}
+
+void alx_update_hw_stats(struct alx_hw *hw)
+{
+ /* RX stats */
+ hw->stats.rx_ok += alx_read_mem32(hw, ALX_MIB_RX_OK);
+ hw->stats.rx_bcast += alx_read_mem32(hw, ALX_MIB_RX_BCAST);
+ hw->stats.rx_mcast += alx_read_mem32(hw, ALX_MIB_RX_MCAST);
+ hw->stats.rx_pause += alx_read_mem32(hw, ALX_MIB_RX_PAUSE);
+ hw->stats.rx_ctrl += alx_read_mem32(hw, ALX_MIB_RX_CTRL);
+ hw->stats.rx_fcs_err += alx_read_mem32(hw, ALX_MIB_RX_FCS_ERR);
+ hw->stats.rx_len_err += alx_read_mem32(hw, ALX_MIB_RX_LEN_ERR);
+ hw->stats.rx_byte_cnt += alx_read_mem32(hw, ALX_MIB_RX_BYTE_CNT);
+ hw->stats.rx_runt += alx_read_mem32(hw, ALX_MIB_RX_RUNT);
+ hw->stats.rx_frag += alx_read_mem32(hw, ALX_MIB_RX_FRAG);
+ hw->stats.rx_sz_64B += alx_read_mem32(hw, ALX_MIB_RX_SZ_64B);
+ hw->stats.rx_sz_127B += alx_read_mem32(hw, ALX_MIB_RX_SZ_127B);
+ hw->stats.rx_sz_255B += alx_read_mem32(hw, ALX_MIB_RX_SZ_255B);
+ hw->stats.rx_sz_511B += alx_read_mem32(hw, ALX_MIB_RX_SZ_511B);
+ hw->stats.rx_sz_1023B += alx_read_mem32(hw, ALX_MIB_RX_SZ_1023B);
+ hw->stats.rx_sz_1518B += alx_read_mem32(hw, ALX_MIB_RX_SZ_1518B);
+ hw->stats.rx_sz_max += alx_read_mem32(hw, ALX_MIB_RX_SZ_MAX);
+ hw->stats.rx_ov_sz += alx_read_mem32(hw, ALX_MIB_RX_OV_SZ);
+ hw->stats.rx_ov_rxf += alx_read_mem32(hw, ALX_MIB_RX_OV_RXF);
+ hw->stats.rx_ov_rrd += alx_read_mem32(hw, ALX_MIB_RX_OV_RRD);
+ hw->stats.rx_align_err += alx_read_mem32(hw, ALX_MIB_RX_ALIGN_ERR);
+ hw->stats.rx_bc_byte_cnt += alx_read_mem32(hw, ALX_MIB_RX_BCCNT);
+ hw->stats.rx_mc_byte_cnt += alx_read_mem32(hw, ALX_MIB_RX_MCCNT);
+ hw->stats.rx_err_addr += alx_read_mem32(hw, ALX_MIB_RX_ERRADDR);
+
+ /* TX stats */
+ hw->stats.tx_ok += alx_read_mem32(hw, ALX_MIB_TX_OK);
+ hw->stats.tx_bcast += alx_read_mem32(hw, ALX_MIB_TX_BCAST);
+ hw->stats.tx_mcast += alx_read_mem32(hw, ALX_MIB_TX_MCAST);
+ hw->stats.tx_pause += alx_read_mem32(hw, ALX_MIB_TX_PAUSE);
+ hw->stats.tx_exc_defer += alx_read_mem32(hw, ALX_MIB_TX_EXC_DEFER);
+ hw->stats.tx_ctrl += alx_read_mem32(hw, ALX_MIB_TX_CTRL);
+ hw->stats.tx_defer += alx_read_mem32(hw, ALX_MIB_TX_DEFER);
+ hw->stats.tx_byte_cnt += alx_read_mem32(hw, ALX_MIB_TX_BYTE_CNT);
+ hw->stats.tx_sz_64B += alx_read_mem32(hw, ALX_MIB_TX_SZ_64B);
+ hw->stats.tx_sz_127B += alx_read_mem32(hw, ALX_MIB_TX_SZ_127B);
+ hw->stats.tx_sz_255B += alx_read_mem32(hw, ALX_MIB_TX_SZ_255B);
+ hw->stats.tx_sz_511B += alx_read_mem32(hw, ALX_MIB_TX_SZ_511B);
+ hw->stats.tx_sz_1023B += alx_read_mem32(hw, ALX_MIB_TX_SZ_1023B);
+ hw->stats.tx_sz_1518B += alx_read_mem32(hw, ALX_MIB_TX_SZ_1518B);
+ hw->stats.tx_sz_max += alx_read_mem32(hw, ALX_MIB_TX_SZ_MAX);
+ hw->stats.tx_single_col += alx_read_mem32(hw, ALX_MIB_TX_SINGLE_COL);
+ hw->stats.tx_multi_col += alx_read_mem32(hw, ALX_MIB_TX_MULTI_COL);
+ hw->stats.tx_late_col += alx_read_mem32(hw, ALX_MIB_TX_LATE_COL);
+ hw->stats.tx_abort_col += alx_read_mem32(hw, ALX_MIB_TX_ABORT_COL);
+ hw->stats.tx_underrun += alx_read_mem32(hw, ALX_MIB_TX_UNDERRUN);
+ hw->stats.tx_trd_eop += alx_read_mem32(hw, ALX_MIB_TX_TRD_EOP);
+ hw->stats.tx_len_err += alx_read_mem32(hw, ALX_MIB_TX_LEN_ERR);
+ hw->stats.tx_trunc += alx_read_mem32(hw, ALX_MIB_TX_TRUNC);
+ hw->stats.tx_bc_byte_cnt += alx_read_mem32(hw, ALX_MIB_TX_BCCNT);
+ hw->stats.tx_mc_byte_cnt += alx_read_mem32(hw, ALX_MIB_TX_MCCNT);
+
+ hw->stats.update += alx_read_mem32(hw, ALX_MIB_UPDATE);
+}
diff --git a/drivers/net/ethernet/atheros/alx/hw.h b/drivers/net/ethernet/atheros/alx/hw.h
index 872b362..854d807 100644
--- a/drivers/net/ethernet/atheros/alx/hw.h
+++ b/drivers/net/ethernet/atheros/alx/hw.h
@@ -486,6 +486,9 @@ struct alx_hw {
/* PHY link patch flag */
bool lnk_patch;
+
+ /* cumulated stats from the hardware (registers are cleared on read) */
+ struct alx_hw_stats stats;
};
static inline int alx_hw_revision(struct alx_hw *hw)
@@ -553,6 +556,7 @@ bool alx_phy_configured(struct alx_hw *hw);
void alx_configure_basic(struct alx_hw *hw);
void alx_disable_rss(struct alx_hw *hw);
bool alx_get_phy_info(struct alx_hw *hw);
+void alx_update_hw_stats(struct alx_hw *hw);
static inline u32 alx_speed_to_ethadv(int speed, u8 duplex)
{
--
1.8.5.2
--
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