netdev - [PATCH v2 net-next 04/17] net: atlantic: add hw_soft_reset, hw_prepare to hw

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Date:   Thu, 30 Apr 2020 11:04:32 +0300
From:   Igor Russkikh <irusskikh@...vell.com>
To:     <netdev@...r.kernel.org>
CC:     "David S . Miller" <davem@...emloft.net>,
        Mark Starovoytov <mstarovoitov@...vell.com>,
        Dmitry Bezrukov <dbezrukov@...vell.com>
Subject: [PATCH v2 net-next 04/17] net: atlantic: add hw_soft_reset, hw_prepare to hw_ops

From: Mark Starovoytov <mstarovoitov@...vell.com>

A2 will have a different implementation of these 2 APIs, so
this patch moves them to hw_ops in preparation for A2.

Signed-off-by: Mark Starovoytov <mstarovoitov@...vell.com>
Co-developed-by: Dmitry Bezrukov <dbezrukov@...vell.com>
Signed-off-by: Dmitry Bezrukov <dbezrukov@...vell.com>
---
 drivers/net/ethernet/aquantia/atlantic/aq_hw.h   |  5 +++++
 drivers/net/ethernet/aquantia/atlantic/aq_nic.c  | 16 +++++++++++++++-
 .../aquantia/atlantic/hw_atl/hw_atl_a0.c         |  2 ++
 .../aquantia/atlantic/hw_atl/hw_atl_b0.c         |  2 ++
 .../aquantia/atlantic/hw_atl/hw_atl_utils.c      |  4 ----
 5 files changed, 24 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_hw.h b/drivers/net/ethernet/aquantia/atlantic/aq_hw.h
index 7d71bc7dc500..84abce29d590 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_hw.h
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_hw.h
@@ -182,6 +182,11 @@ struct aq_hw_ops {
 
 	int (*hw_set_mac_address)(struct aq_hw_s *self, u8 *mac_addr);
 
+	int (*hw_soft_reset)(struct aq_hw_s *self);
+
+	int (*hw_prepare)(struct aq_hw_s *self,
+			  const struct aq_fw_ops **fw_ops);
+
 	int (*hw_reset)(struct aq_hw_s *self);
 
 	int (*hw_init)(struct aq_hw_s *self, u8 *mac_addr);
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
index 80dd744dcbd1..7f4d8abab951 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
@@ -257,6 +257,20 @@ static void aq_nic_polling_timer_cb(struct timer_list *t)
 		  AQ_CFG_POLLING_TIMER_INTERVAL);
 }
 
+static int aq_nic_hw_prepare(struct aq_nic_s *self)
+{
+	int err = 0;
+
+	err = self->aq_hw_ops->hw_soft_reset(self->aq_hw);
+	if (err)
+		goto exit;
+
+	err = self->aq_hw_ops->hw_prepare(self->aq_hw, &self->aq_fw_ops);
+
+exit:
+	return err;
+}
+
 int aq_nic_ndev_register(struct aq_nic_s *self)
 {
 	int err = 0;
@@ -266,7 +280,7 @@ int aq_nic_ndev_register(struct aq_nic_s *self)
 		goto err_exit;
 	}
 
-	err = hw_atl_utils_initfw(self->aq_hw, &self->aq_fw_ops);
+	err = aq_nic_hw_prepare(self);
 	if (err)
 		goto err_exit;
 
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 9b1062b8af64..2dba8c277ecb 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
@@ -886,6 +886,8 @@ static int hw_atl_a0_hw_ring_rx_stop(struct aq_hw_s *self,
 }
 
 const struct aq_hw_ops hw_atl_ops_a0 = {
+	.hw_soft_reset        = hw_atl_utils_soft_reset,
+	.hw_prepare           = hw_atl_utils_initfw,
 	.hw_set_mac_address   = hw_atl_a0_hw_mac_addr_set,
 	.hw_init              = hw_atl_a0_hw_init,
 	.hw_reset             = hw_atl_a0_hw_reset,
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 d20d91cdece8..4e2e4eef028d 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
@@ -1478,6 +1478,8 @@ static int hw_atl_b0_set_loopback(struct aq_hw_s *self, u32 mode, bool enable)
 }
 
 const struct aq_hw_ops hw_atl_ops_b0 = {
+	.hw_soft_reset        = hw_atl_utils_soft_reset,
+	.hw_prepare           = hw_atl_utils_initfw,
 	.hw_set_mac_address   = hw_atl_b0_hw_mac_addr_set,
 	.hw_init              = hw_atl_b0_hw_init,
 	.hw_reset             = hw_atl_b0_hw_reset,
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c
index 354705f9bc49..7259bcb81e9b 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c
@@ -67,10 +67,6 @@ int hw_atl_utils_initfw(struct aq_hw_s *self, const struct aq_fw_ops **fw_ops)
 {
 	int err = 0;
 
-	err = hw_atl_utils_soft_reset(self);
-	if (err)
-		return err;
-
 	hw_atl_utils_hw_chip_features_init(self,
 					   &self->chip_features);
 
-- 
2.20.1