Move the function mac_table_add into a different file,
so it can be reused.
Signed-off-by: Horatiu Vultur <horatiu.vul...@microchip.com>
---
drivers/net/mscc_eswitch/Makefile | 2 +-
drivers/net/mscc_eswitch/mscc_mac_table.c | 74 +++++++++++++++++++++++++
drivers/net/mscc_eswitch/mscc_mac_table.h | 19 +++++++
drivers/net/mscc_eswitch/ocelot_switch.c | 90 +++++--------------------------
4 files changed, 107 insertions(+), 78 deletions(-)
create mode 100644 drivers/net/mscc_eswitch/mscc_mac_table.c
create mode 100644 drivers/net/mscc_eswitch/mscc_mac_table.h
diff --git a/drivers/net/mscc_eswitch/Makefile
b/drivers/net/mscc_eswitch/Makefile
index 20e8e4c..704f854 100644
--- a/drivers/net/mscc_eswitch/Makefile
+++ b/drivers/net/mscc_eswitch/Makefile
@@ -1,2 +1,2 @@
-obj-$(CONFIG_MSCC_OCELOT_SWITCH) += ocelot_switch.o mscc_miim.o mscc_xfer.o
+obj-$(CONFIG_MSCC_OCELOT_SWITCH) += ocelot_switch.o mscc_miim.o mscc_xfer.o
mscc_mac_table.o
diff --git a/drivers/net/mscc_eswitch/mscc_mac_table.c
b/drivers/net/mscc_eswitch/mscc_mac_table.c
new file mode 100644
index 0000000..833e233
--- /dev/null
+++ b/drivers/net/mscc_eswitch/mscc_mac_table.c
@@ -0,0 +1,74 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2018 Microsemi Corporation
+ */
+
+#include <linux/io.h>
+#include "mscc_mac_table.h"
+
+#define ANA_TABLES_MACACCESS_VALID BIT(11)
+#define ANA_TABLES_MACACCESS_ENTRYTYPE(x) ((x) << 9)
+#define ANA_TABLES_MACACCESS_DEST_IDX(x) ((x) << 3)
+#define ANA_TABLES_MACACCESS_MAC_TABLE_CMD(x) (x)
+#define ANA_TABLES_MACACCESS_MAC_TABLE_CMD_M GENMASK(2, 0)
+#define MACACCESS_CMD_IDLE 0
+#define MACACCESS_CMD_LEARN 1
+
+/* MAC table entry types.
+ * ENTRYTYPE_NORMAL is subject to aging.
+ * ENTRYTYPE_LOCKED is not subject to aging.
+ */
+enum macaccess_entry_type {
+ ENTRYTYPE_NORMAL = 0,
+ ENTRYTYPE_LOCKED,
+};
+
+static int vlan_wait_for_completion(void __iomem *regs,
+ const unsigned long *mscc_mac_table_offset)
+{
+ unsigned int val, timeout = 10;
+
+ /* Wait for the issued mac table command to be completed, or timeout.
+ * When the command read from ANA_TABLES_MACACCESS is
+ * MACACCESS_CMD_IDLE, the issued command completed successfully.
+ */
+ do {
+ val = readl(regs +
+ mscc_mac_table_offset[MSCC_ANA_TABLES_MACACCESS]);
+ val &= ANA_TABLES_MACACCESS_MAC_TABLE_CMD_M;
+ } while (val != MACACCESS_CMD_IDLE && timeout--);
+
+ if (!timeout)
+ return -ETIMEDOUT;
+
+ return 0;
+}
+
+int mscc_mac_table_add(void __iomem *regs,
+ const unsigned long *mscc_mac_table_offset,
+ const unsigned char mac[ETH_LEN], int pgid)
+{
+ u32 macl = 0, mach = 0;
+
+ /* Set the MAC address to handle and the vlan associated in a format
+ * understood by the hardware.
+ */
+ mach |= MAC_VID << 16;
+ mach |= ((u32)mac[0]) << 8;
+ mach |= ((u32)mac[1]) << 0;
+ macl |= ((u32)mac[2]) << 24;
+ macl |= ((u32)mac[3]) << 16;
+ macl |= ((u32)mac[4]) << 8;
+ macl |= ((u32)mac[5]) << 0;
+
+ writel(macl, regs + mscc_mac_table_offset[MSCC_ANA_TABLES_MACLDATA]);
+ writel(mach, regs + mscc_mac_table_offset[MSCC_ANA_TABLES_MACHDATA]);
+
+ writel(ANA_TABLES_MACACCESS_VALID |
+ ANA_TABLES_MACACCESS_DEST_IDX(pgid) |
+ ANA_TABLES_MACACCESS_ENTRYTYPE(ENTRYTYPE_LOCKED) |
+ ANA_TABLES_MACACCESS_MAC_TABLE_CMD(MACACCESS_CMD_LEARN),
+ regs + mscc_mac_table_offset[MSCC_ANA_TABLES_MACACCESS]);
+
+ return vlan_wait_for_completion(regs, mscc_mac_table_offset);
+}
diff --git a/drivers/net/mscc_eswitch/mscc_mac_table.h
b/drivers/net/mscc_eswitch/mscc_mac_table.h
new file mode 100644
index 0000000..17fed2e
--- /dev/null
+++ b/drivers/net/mscc_eswitch/mscc_mac_table.h
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
+/*
+ * Copyright (c) 2018 Microsemi Corporation
+ */
+
+#include <common.h>
+
+#define ETH_LEN 6
+#define MAC_VID 1
+
+enum mscc_regs_ana_table {
+ MSCC_ANA_TABLES_MACHDATA,
+ MSCC_ANA_TABLES_MACLDATA,
+ MSCC_ANA_TABLES_MACACCESS,
+};
+
+int mscc_mac_table_add(void __iomem *regs,
+ const unsigned long *mscc_mac_table_offset,
+ const unsigned char mac[ETH_LEN], int pgid);
diff --git a/drivers/net/mscc_eswitch/ocelot_switch.c
b/drivers/net/mscc_eswitch/ocelot_switch.c
index c33ecd4..40152e6 100644
--- a/drivers/net/mscc_eswitch/ocelot_switch.c
+++ b/drivers/net/mscc_eswitch/ocelot_switch.c
@@ -17,6 +17,7 @@
#include "mscc_miim.h"
#include "mscc_xfer.h"
+#include "mscc_mac_table.h"
#define PHY_CFG 0x0
#define PHY_CFG_ENA 0xF
@@ -30,17 +31,6 @@
#define ANA_PORT_VLAN_CFG_POP_CNT(x) ((x) << 18)
#define ANA_PORT_PORT_CFG(x) (0x7070 + 0x100 * (x))
#define ANA_PORT_PORT_CFG_RECV_ENA BIT(6)
-#define ANA_TABLES_MACHDATA 0x8b34
-#define ANA_TABLES_MACLDATA 0x8b38
-#define ANA_TABLES_MACACCESS 0x8b3c
-#define ANA_TABLES_MACACCESS_VALID BIT(11)
-#define ANA_TABLES_MACACCESS_ENTRYTYPE(x) ((x) << 9)
-#define ANA_TABLES_MACACCESS_DEST_IDX(x) ((x) << 3)
-#define ANA_TABLES_MACACCESS_MAC_TABLE_CMD(x) (x)
-#define ANA_TABLES_MACACCESS_MAC_TABLE_CMD_M GENMASK(2, 0)
-#define MACACCESS_CMD_IDLE 0
-#define MACACCESS_CMD_LEARN 1
-#define MACACCESS_CMD_GET_NEXT 4
#define ANA_PGID(x) (0x8c00 + 4 * (x))
#define SYS_FRM_AGING 0x574
@@ -119,19 +109,6 @@ enum ocelot_target {
#define MAX_PORT (PORT3 - PORT0)
-/* MAC table entry types.
- * ENTRYTYPE_NORMAL is subject to aging.
- * ENTRYTYPE_LOCKED is not subject to aging.
- * ENTRYTYPE_MACv4 is not subject to aging. For IPv4 multicast.
- * ENTRYTYPE_MACv6 is not subject to aging. For IPv6 multicast.
- */
-enum macaccess_entry_type {
- ENTRYTYPE_NORMAL = 0,
- ENTRYTYPE_LOCKED,
- ENTRYTYPE_MACv4,
- ENTRYTYPE_MACv6,
-};
-
enum ocelot_mdio_target {
MIIM,
PHY,
@@ -169,6 +146,12 @@ static const unsigned long ocelot_regs_qs[] = {
[MSCC_QS_INJ_CTRL] = 0x34,
};
+static const unsigned long ocelot_regs_ana_table[] = {
+ [MSCC_ANA_TABLES_MACHDATA] = 0x8b34,
+ [MSCC_ANA_TABLES_MACLDATA] = 0x8b38,
+ [MSCC_ANA_TABLES_MACACCESS] = 0x8b3c,
+};
+
struct mscc_miim_dev miim[NUM_PHY];
static int mscc_miim_reset(struct mii_dev *bus)
@@ -388,62 +371,13 @@ static int ocelot_initialize(struct ocelot_private *priv)
return 0;
}
-static inline int ocelot_vlant_wait_for_completion(struct ocelot_private *priv)
-{
- unsigned int val, timeout = 10;
-
- /* Wait for the issued mac table command to be completed, or timeout.
- * When the command read from ANA_TABLES_MACACCESS is
- * MACACCESS_CMD_IDLE, the issued command completed successfully.
- */
- do {
- val = readl(priv->regs[ANA] + ANA_TABLES_MACACCESS);
- val &= ANA_TABLES_MACACCESS_MAC_TABLE_CMD_M;
- } while (val != MACACCESS_CMD_IDLE && timeout--);
-
- if (!timeout)
- return -ETIMEDOUT;
-
- return 0;
-}
-
-static int ocelot_mac_table_add(struct ocelot_private *priv,
- const unsigned char mac[ETH_ALEN], int pgid)
-{
- u32 macl = 0, mach = 0;
- int ret;
-
- /* Set the MAC address to handle and the vlan associated in a format
- * understood by the hardware.
- */
- mach |= MAC_VID << 16;
- mach |= ((u32)mac[0]) << 8;
- mach |= ((u32)mac[1]) << 0;
- macl |= ((u32)mac[2]) << 24;
- macl |= ((u32)mac[3]) << 16;
- macl |= ((u32)mac[4]) << 8;
- macl |= ((u32)mac[5]) << 0;
-
- writel(macl, priv->regs[ANA] + ANA_TABLES_MACLDATA);
- writel(mach, priv->regs[ANA] + ANA_TABLES_MACHDATA);
-
- writel(ANA_TABLES_MACACCESS_VALID |
- ANA_TABLES_MACACCESS_DEST_IDX(pgid) |
- ANA_TABLES_MACACCESS_ENTRYTYPE(ENTRYTYPE_LOCKED) |
- ANA_TABLES_MACACCESS_MAC_TABLE_CMD(MACACCESS_CMD_LEARN),
- priv->regs[ANA] + ANA_TABLES_MACACCESS);
-
- ret = ocelot_vlant_wait_for_completion(priv);
-
- return ret;
-}
-
static int ocelot_write_hwaddr(struct udevice *dev)
{
struct ocelot_private *priv = dev_get_priv(dev);
struct eth_pdata *pdata = dev_get_platdata(dev);
- ocelot_mac_table_add(priv, pdata->enetaddr, PGID_UNICAST);
+ mscc_mac_table_add(priv->regs[ANA], ocelot_regs_ana_table,
+ pdata->enetaddr, PGID_UNICAST);
writel(BIT(CPU_PORT), priv->regs[ANA] + ANA_PGID(PGID_UNICAST));
@@ -463,13 +397,15 @@ static int ocelot_start(struct udevice *dev)
return ret;
/* Set MAC address tables entries for CPU redirection */
- ocelot_mac_table_add(priv, mac, PGID_BROADCAST);
+ mscc_mac_table_add(priv->regs[ANA], ocelot_regs_ana_table, mac,
+ PGID_BROADCAST);
writel(BIT(CPU_PORT) | INTERNAL_PORT_MSK,
priv->regs[ANA] + ANA_PGID(PGID_BROADCAST));
/* It should be setup latter in ocelot_write_hwaddr */
- ocelot_mac_table_add(priv, pdata->enetaddr, PGID_UNICAST);
+ mscc_mac_table_add(priv->regs[ANA], ocelot_regs_ana_table,
+ pdata->enetaddr, PGID_UNICAST);
writel(BIT(CPU_PORT), priv->regs[ANA] + ANA_PGID(PGID_UNICAST));
--
2.7.4
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