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Date: Sun, 18 Mar 2012 16:33:44 -0400
From: "Yuval Mintz" <yuvalmin@...adcom.com>
To: netdev@...r.kernel.org, davem@...emloft.net
cc: eilong@...adcom.com, "Yuval Mintz" <yuvalmin@...adcom.com>
Subject: [net-next 8/9] bnx2x: consistent statistics for old FW
Previously applied patch making the bnx2x statistics consistent
did not apply to old FWs. This remedies it, extending the consistent
behaviour to all drivers.
Signed-off-by: Yuval Mintz <yuvalmin@...adcom.com>
Signed-off-by: Eilon Greenstein <eilong@...adcom.com>
---
drivers/net/ethernet/broadcom/bnx2x/bnx2x.h | 1 +
drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c | 39 ++------------------
drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h | 7 +---
3 files changed, 6 insertions(+), 41 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
index 562cec3..e37161f 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
@@ -1482,6 +1482,7 @@ struct bnx2x {
u16 stats_counter;
struct bnx2x_eth_stats eth_stats;
+ struct host_func_stats func_stats;
struct bnx2x_eth_stats_old eth_stats_old;
struct bnx2x_net_stats_old net_stats_old;
struct bnx2x_fw_port_stats_old fw_stats_old;
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c
index 4516e6a..2e33328 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c
@@ -128,6 +128,8 @@ static void bnx2x_hw_stats_post(struct bnx2x *bp)
} else if (bp->func_stx) {
*stats_comp = 0;
+ memcpy(bnx2x_sp(bp, func_stats), &bp->func_stats,
+ sizeof(bp->func_stats));
bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp));
}
}
@@ -814,7 +816,7 @@ static int bnx2x_storm_stats_update(struct bnx2x *bp)
&bp->fw_stats_data->port.tstorm_port_statistics;
struct tstorm_per_pf_stats *tfunc =
&bp->fw_stats_data->pf.tstorm_pf_statistics;
- struct host_func_stats *fstats = bnx2x_sp(bp, func_stats);
+ struct host_func_stats *fstats = &bp->func_stats;
struct bnx2x_eth_stats *estats = &bp->eth_stats;
struct bnx2x_eth_stats_old *estats_old = &bp->eth_stats_old;
struct stats_counter *counters = &bp->fw_stats_data->storm_counters;
@@ -1319,36 +1321,6 @@ static void bnx2x_port_stats_base_init(struct bnx2x *bp)
bnx2x_stats_comp(bp);
}
-static void bnx2x_func_stats_base_update(struct bnx2x *bp)
-{
- struct dmae_command *dmae = &bp->stats_dmae;
- u32 *stats_comp = bnx2x_sp(bp, stats_comp);
-
- /* sanity */
- if (!bp->func_stx) {
- BNX2X_ERR("BUG!\n");
- return;
- }
-
- bp->executer_idx = 0;
- memset(dmae, 0, sizeof(struct dmae_command));
-
- dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
- true, DMAE_COMP_PCI);
- dmae->src_addr_lo = bp->func_stx >> 2;
- dmae->src_addr_hi = 0;
- dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
- dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
- dmae->len = sizeof(struct host_func_stats) >> 2;
- dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
- dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
- dmae->comp_val = DMAE_COMP_VAL;
-
- *stats_comp = 0;
- bnx2x_hw_stats_post(bp);
- bnx2x_stats_comp(bp);
-}
-
/**
* This function will prepare the statistics ramrod data the way
* we will only have to increment the statistics counter and
@@ -1540,6 +1512,7 @@ void bnx2x_stats_init(struct bnx2x *bp)
memset(&bp->fw_stats_old, 0, sizeof(bp->fw_stats_old));
memset(&bp->eth_stats_old, 0, sizeof(bp->eth_stats_old));
memset(&bp->eth_stats, 0, sizeof(bp->eth_stats));
+ memset(&bp->func_stats, 0, sizeof(bp->func_stats));
/* Clean SP from previous statistics */
if (bp->func_stx) {
@@ -1556,10 +1529,6 @@ void bnx2x_stats_init(struct bnx2x *bp)
if (bp->port.pmf && bp->port.port_stx)
bnx2x_port_stats_base_init(bp);
- /* On a non-init, retrieve previous statistics from SP */
- if (!bp->stats_init && bp->func_stx)
- bnx2x_func_stats_base_update(bp);
-
/* mark the end of statistics initializiation */
bp->stats_init = false;
}
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h
index 39ffd6d..2b46e1e 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h
@@ -421,12 +421,7 @@ struct bnx2x_fw_port_stats_old {
do { \
diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \
old_uclient->s = uclient->s; \
- } while (0)
-
-#define UPDATE_EXTEND_E_USTAT(s, t) \
- do { \
- UPDATE_EXTEND_USTAT(s, t); \
- ADD_EXTEND_64(estats->t##_hi, estats->t##_lo, diff); \
+ ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \
} while (0)
#define UPDATE_EXTEND_E_USTAT(s, t) \
--
1.7.9.rc2
--
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