linux-kernel - [PATCH net-next v3 4/9] net: netcp: ethss: use dev

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Date:   Thu, 10 Sep 2020 23:28:02 +0300
From:   Grygorii Strashko <grygorii.strashko@...com>
To:     "David S. Miller" <davem@...emloft.net>, <netdev@...r.kernel.org>,
        Jakub Kicinski <kuba@...nel.org>,
        Vignesh Raghavendra <vigneshr@...com>,
        Murali Karicheri <m-karicheri2@...com>
CC:     Sekhar Nori <nsekhar@...com>, <linux-kernel@...r.kernel.org>,
        <linux-omap@...r.kernel.org>,
        Grygorii Strashko <grygorii.strashko@...com>
Subject: [PATCH net-next v3 4/9] net: netcp: ethss: use dev_id for ale configuration

The previous patch has introduced possibility to select CPSW ALE by using
ALE dev_id identifier. Switch TI Keystone 2 NETCP driver to use dev_id and
perform clean up by removing "ale_entries" configuration code.

Signed-off-by: Grygorii Strashko <grygorii.strashko@...com>
---
 drivers/net/ethernet/ti/netcp_ethss.c | 18 ++++++++----------
 1 file changed, 8 insertions(+), 10 deletions(-)

diff --git a/drivers/net/ethernet/ti/netcp_ethss.c b/drivers/net/ethernet/ti/netcp_ethss.c
index 28093923a7fb..33c1592d5381 100644
--- a/drivers/net/ethernet/ti/netcp_ethss.c
+++ b/drivers/net/ethernet/ti/netcp_ethss.c
@@ -51,7 +51,6 @@
 #define GBE13_CPTS_OFFSET		0x500
 #define GBE13_ALE_OFFSET		0x600
 #define GBE13_HOST_PORT_NUM		0
-#define GBE13_NUM_ALE_ENTRIES		1024
 
 /* 1G Ethernet NU SS defines */
 #define GBENU_MODULE_NAME		"netcp-gbenu"
@@ -101,7 +100,6 @@
 #define XGBE10_ALE_OFFSET		0x700
 #define XGBE10_HW_STATS_OFFSET		0x800
 #define XGBE10_HOST_PORT_NUM		0
-#define XGBE10_NUM_ALE_ENTRIES		2048
 
 #define	GBE_TIMER_INTERVAL			(HZ / 2)
 
@@ -711,7 +709,6 @@ struct gbe_priv {
 	struct netcp_device		*netcp_device;
 	struct timer_list		timer;
 	u32				num_slaves;
-	u32				ale_entries;
 	u32				ale_ports;
 	bool				enable_ale;
 	u8				max_num_slaves;
@@ -3309,7 +3306,6 @@ static int set_xgbe_ethss10_priv(struct gbe_priv *gbe_dev,
 	gbe_dev->cpts_reg = gbe_dev->switch_regs + XGBE10_CPTS_OFFSET;
 	gbe_dev->ale_ports = gbe_dev->max_num_ports;
 	gbe_dev->host_port = XGBE10_HOST_PORT_NUM;
-	gbe_dev->ale_entries = XGBE10_NUM_ALE_ENTRIES;
 	gbe_dev->stats_en_mask = (1 << (gbe_dev->max_num_ports)) - 1;
 
 	/* Subsystem registers */
@@ -3433,7 +3429,6 @@ static int set_gbe_ethss14_priv(struct gbe_priv *gbe_dev,
 	gbe_dev->ale_reg = gbe_dev->switch_regs + GBE13_ALE_OFFSET;
 	gbe_dev->ale_ports = gbe_dev->max_num_ports;
 	gbe_dev->host_port = GBE13_HOST_PORT_NUM;
-	gbe_dev->ale_entries = GBE13_NUM_ALE_ENTRIES;
 	gbe_dev->stats_en_mask = GBE13_REG_VAL_STAT_ENABLE_ALL;
 
 	/* Subsystem registers */
@@ -3697,12 +3692,15 @@ static int gbe_probe(struct netcp_device *netcp_device, struct device *dev,
 	ale_params.dev		= gbe_dev->dev;
 	ale_params.ale_regs	= gbe_dev->ale_reg;
 	ale_params.ale_ageout	= GBE_DEFAULT_ALE_AGEOUT;
-	ale_params.ale_entries	= gbe_dev->ale_entries;
 	ale_params.ale_ports	= gbe_dev->ale_ports;
-	if (IS_SS_ID_MU(gbe_dev)) {
-		ale_params.major_ver_mask = 0x7;
-		ale_params.nu_switch_ale = true;
-	}
+	ale_params.dev_id	= "cpsw";
+	if (IS_SS_ID_NU(gbe_dev))
+		ale_params.dev_id = "66ak2el";
+	else if (IS_SS_ID_2U(gbe_dev))
+		ale_params.dev_id = "66ak2g";
+	else if (IS_SS_ID_XGBE(gbe_dev))
+		ale_params.dev_id = "66ak2h-xgbe";
+
 	gbe_dev->ale = cpsw_ale_create(&ale_params);
 	if (IS_ERR(gbe_dev->ale)) {
 		dev_err(gbe_dev->dev, "error initializing ale engine\n");
-- 
2.17.1