[PATCH net v2 7/9] net: aquantia: Reset driver level statistics to zero on initialization

[Igor Russkikh]

Signed-off-by: Igor Russkikh <igor.russk...@aquantia.com>
---
 drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c | 7 +++++++
 drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c | 7 +++++++
 2 files changed, 14 insertions(+)

diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c 
b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c
index b0abd18..331e7b8 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c
@@ -344,6 +344,13 @@ static int hw_atl_a0_hw_init(struct aq_hw_s *self,
        hw_atl_a0_hw_rss_set(self, &aq_nic_cfg->aq_rss);
        hw_atl_a0_hw_rss_hash_set(self, &aq_nic_cfg->aq_rss);
 
+       /* Read initial hardware counters
+        * and reset current in-driver statistics
+        */
+       hw_atl_utils_update_stats(self);
+       memset(&PHAL_ATLANTIC_A0->curr_stats, 0,
+              sizeof(PHAL_ATLANTIC_A0->curr_stats));
+
        err = aq_hw_err_from_flags(self);
        if (err < 0)
                goto err_exit;
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c 
b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
index 36fddb1..1137034 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
@@ -397,6 +397,13 @@ static int hw_atl_b0_hw_init(struct aq_hw_s *self,
         */
        aq_hw_write_reg(self, tx_dma_total_req_limit_adr, 24);
 
+       /* Read initial hardware counters
+        * and reset current in-driver statistics
+        */
+       hw_atl_utils_update_stats(self);
+       memset(&PHAL_ATLANTIC_B0->curr_stats, 0,
+              sizeof(PHAL_ATLANTIC_B0->curr_stats));
+
        err = aq_hw_err_from_flags(self);
        if (err < 0)
                goto err_exit;
-- 
2.7.4