From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/net/ethernet/mscc/ocelot.c | 1824 +++++++++++++++++++++++++++-------------------------------
1 files changed, 845 insertions(+), 979 deletions(-)
diff --git a/kernel/drivers/net/ethernet/mscc/ocelot.c b/kernel/drivers/net/ethernet/mscc/ocelot.c
index ea30da1..a55861e 100644
--- a/kernel/drivers/net/ethernet/mscc/ocelot.c
+++ b/kernel/drivers/net/ethernet/mscc/ocelot.c
@@ -4,36 +4,13 @@
*
* Copyright (c) 2017 Microsemi Corporation
*/
-#include <linux/etherdevice.h>
-#include <linux/ethtool.h>
#include <linux/if_bridge.h>
-#include <linux/if_ether.h>
-#include <linux/if_vlan.h>
-#include <linux/interrupt.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/netdevice.h>
-#include <linux/phy.h>
-#include <linux/skbuff.h>
-#include <net/arp.h>
-#include <net/netevent.h>
-#include <net/rtnetlink.h>
-#include <net/switchdev.h>
-
+#include <soc/mscc/ocelot_vcap.h>
#include "ocelot.h"
+#include "ocelot_vcap.h"
-/* 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,
-};
+#define TABLE_UPDATE_SLEEP_US 10
+#define TABLE_UPDATE_TIMEOUT_US 100000
struct ocelot_mact_entry {
u8 mac[ETH_ALEN];
@@ -41,23 +18,20 @@
enum macaccess_entry_type type;
};
+static inline u32 ocelot_mact_read_macaccess(struct ocelot *ocelot)
+{
+ return ocelot_read(ocelot, ANA_TABLES_MACACCESS);
+}
+
static inline int ocelot_mact_wait_for_completion(struct ocelot *ocelot)
{
- unsigned int val, timeout = 10;
+ u32 val;
- /* 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 = ocelot_read(ocelot, ANA_TABLES_MACACCESS);
- val &= ANA_TABLES_MACACCESS_MAC_TABLE_CMD_M;
- } while (val != MACACCESS_CMD_IDLE && timeout--);
-
- if (!timeout)
- return -ETIMEDOUT;
-
- return 0;
+ return readx_poll_timeout(ocelot_mact_read_macaccess,
+ ocelot, val,
+ (val & ANA_TABLES_MACACCESS_MAC_TABLE_CMD_M) ==
+ MACACCESS_CMD_IDLE,
+ TABLE_UPDATE_SLEEP_US, TABLE_UPDATE_TIMEOUT_US);
}
static void ocelot_mact_select(struct ocelot *ocelot,
@@ -82,26 +56,38 @@
}
-static int ocelot_mact_learn(struct ocelot *ocelot, int port,
- const unsigned char mac[ETH_ALEN],
- unsigned int vid,
- enum macaccess_entry_type type)
+int ocelot_mact_learn(struct ocelot *ocelot, int port,
+ const unsigned char mac[ETH_ALEN],
+ unsigned int vid, enum macaccess_entry_type type)
{
+ u32 cmd = ANA_TABLES_MACACCESS_VALID |
+ ANA_TABLES_MACACCESS_DEST_IDX(port) |
+ ANA_TABLES_MACACCESS_ENTRYTYPE(type) |
+ ANA_TABLES_MACACCESS_MAC_TABLE_CMD(MACACCESS_CMD_LEARN);
+ unsigned int mc_ports;
+
+ /* Set MAC_CPU_COPY if the CPU port is used by a multicast entry */
+ if (type == ENTRYTYPE_MACv4)
+ mc_ports = (mac[1] << 8) | mac[2];
+ else if (type == ENTRYTYPE_MACv6)
+ mc_ports = (mac[0] << 8) | mac[1];
+ else
+ mc_ports = 0;
+
+ if (mc_ports & BIT(ocelot->num_phys_ports))
+ cmd |= ANA_TABLES_MACACCESS_MAC_CPU_COPY;
+
ocelot_mact_select(ocelot, mac, vid);
/* Issue a write command */
- ocelot_write(ocelot, ANA_TABLES_MACACCESS_VALID |
- ANA_TABLES_MACACCESS_DEST_IDX(port) |
- ANA_TABLES_MACACCESS_ENTRYTYPE(type) |
- ANA_TABLES_MACACCESS_MAC_TABLE_CMD(MACACCESS_CMD_LEARN),
- ANA_TABLES_MACACCESS);
+ ocelot_write(ocelot, cmd, ANA_TABLES_MACACCESS);
return ocelot_mact_wait_for_completion(ocelot);
}
+EXPORT_SYMBOL(ocelot_mact_learn);
-static int ocelot_mact_forget(struct ocelot *ocelot,
- const unsigned char mac[ETH_ALEN],
- unsigned int vid)
+int ocelot_mact_forget(struct ocelot *ocelot,
+ const unsigned char mac[ETH_ALEN], unsigned int vid)
{
ocelot_mact_select(ocelot, mac, vid);
@@ -112,6 +98,7 @@
return ocelot_mact_wait_for_completion(ocelot);
}
+EXPORT_SYMBOL(ocelot_mact_forget);
static void ocelot_mact_init(struct ocelot *ocelot)
{
@@ -129,23 +116,35 @@
ocelot_write(ocelot, MACACCESS_CMD_INIT, ANA_TABLES_MACACCESS);
}
+static void ocelot_vcap_enable(struct ocelot *ocelot, int port)
+{
+ ocelot_write_gix(ocelot, ANA_PORT_VCAP_S2_CFG_S2_ENA |
+ ANA_PORT_VCAP_S2_CFG_S2_IP6_CFG(0xa),
+ ANA_PORT_VCAP_S2_CFG, port);
+
+ ocelot_write_gix(ocelot, ANA_PORT_VCAP_CFG_S1_ENA,
+ ANA_PORT_VCAP_CFG, port);
+
+ ocelot_rmw_gix(ocelot, REW_PORT_CFG_ES0_EN,
+ REW_PORT_CFG_ES0_EN,
+ REW_PORT_CFG, port);
+}
+
+static inline u32 ocelot_vlant_read_vlanaccess(struct ocelot *ocelot)
+{
+ return ocelot_read(ocelot, ANA_TABLES_VLANACCESS);
+}
+
static inline int ocelot_vlant_wait_for_completion(struct ocelot *ocelot)
{
- unsigned int val, timeout = 10;
+ u32 val;
- /* Wait for the issued vlan table command to be completed, or timeout.
- * When the command read from ANA_TABLES_VLANACCESS is
- * VLANACCESS_CMD_IDLE, the issued command completed successfully.
- */
- do {
- val = ocelot_read(ocelot, ANA_TABLES_VLANACCESS);
- val &= ANA_TABLES_VLANACCESS_VLAN_TBL_CMD_M;
- } while (val != ANA_TABLES_VLANACCESS_CMD_IDLE && timeout--);
-
- if (!timeout)
- return -ETIMEDOUT;
-
- return 0;
+ return readx_poll_timeout(ocelot_vlant_read_vlanaccess,
+ ocelot,
+ val,
+ (val & ANA_TABLES_VLANACCESS_VLAN_TBL_CMD_M) ==
+ ANA_TABLES_VLANACCESS_CMD_IDLE,
+ TABLE_UPDATE_SLEEP_US, TABLE_UPDATE_TIMEOUT_US);
}
static int ocelot_vlant_set_mask(struct ocelot *ocelot, u16 vid, u32 mask)
@@ -161,147 +160,159 @@
return ocelot_vlant_wait_for_completion(ocelot);
}
-static void ocelot_vlan_mode(struct ocelot_port *port,
- netdev_features_t features)
+static int ocelot_port_set_native_vlan(struct ocelot *ocelot, int port,
+ u16 vid)
{
- struct ocelot *ocelot = port->ocelot;
- u8 p = port->chip_port;
- u32 val;
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
+ u32 val = 0;
- /* Filtering */
- val = ocelot_read(ocelot, ANA_VLANMASK);
- if (features & NETIF_F_HW_VLAN_CTAG_FILTER)
- val |= BIT(p);
- else
- val &= ~BIT(p);
- ocelot_write(ocelot, val, ANA_VLANMASK);
-}
+ if (ocelot_port->vid != vid) {
+ /* Always permit deleting the native VLAN (vid = 0) */
+ if (ocelot_port->vid && vid) {
+ dev_err(ocelot->dev,
+ "Port already has a native VLAN: %d\n",
+ ocelot_port->vid);
+ return -EBUSY;
+ }
+ ocelot_port->vid = vid;
+ }
-static void ocelot_vlan_port_apply(struct ocelot *ocelot,
- struct ocelot_port *port)
-{
- u32 val;
+ ocelot_rmw_gix(ocelot, REW_PORT_VLAN_CFG_PORT_VID(vid),
+ REW_PORT_VLAN_CFG_PORT_VID_M,
+ REW_PORT_VLAN_CFG, port);
- /* Ingress clasification (ANA_PORT_VLAN_CFG) */
- /* Default vlan to clasify for untagged frames (may be zero) */
- val = ANA_PORT_VLAN_CFG_VLAN_VID(port->pvid);
- if (port->vlan_aware)
- val |= ANA_PORT_VLAN_CFG_VLAN_AWARE_ENA |
- ANA_PORT_VLAN_CFG_VLAN_POP_CNT(1);
-
- ocelot_rmw_gix(ocelot, val,
- ANA_PORT_VLAN_CFG_VLAN_VID_M |
- ANA_PORT_VLAN_CFG_VLAN_AWARE_ENA |
- ANA_PORT_VLAN_CFG_VLAN_POP_CNT_M,
- ANA_PORT_VLAN_CFG, port->chip_port);
-
- /* Drop frames with multicast source address */
- val = ANA_PORT_DROP_CFG_DROP_MC_SMAC_ENA;
- if (port->vlan_aware && !port->vid)
+ if (ocelot_port->vlan_aware && !ocelot_port->vid)
/* If port is vlan-aware and tagged, drop untagged and priority
* tagged frames.
*/
- val |= ANA_PORT_DROP_CFG_DROP_UNTAGGED_ENA |
+ val = ANA_PORT_DROP_CFG_DROP_UNTAGGED_ENA |
+ ANA_PORT_DROP_CFG_DROP_PRIO_S_TAGGED_ENA |
+ ANA_PORT_DROP_CFG_DROP_PRIO_C_TAGGED_ENA;
+ ocelot_rmw_gix(ocelot, val,
+ ANA_PORT_DROP_CFG_DROP_UNTAGGED_ENA |
ANA_PORT_DROP_CFG_DROP_PRIO_S_TAGGED_ENA |
- ANA_PORT_DROP_CFG_DROP_PRIO_C_TAGGED_ENA;
- ocelot_write_gix(ocelot, val, ANA_PORT_DROP_CFG, port->chip_port);
+ ANA_PORT_DROP_CFG_DROP_PRIO_C_TAGGED_ENA,
+ ANA_PORT_DROP_CFG, port);
- /* Egress configuration (REW_TAG_CFG): VLAN tag type to 8021Q. */
- val = REW_TAG_CFG_TAG_TPID_CFG(0);
-
- if (port->vlan_aware) {
- if (port->vid)
+ if (ocelot_port->vlan_aware) {
+ if (ocelot_port->vid)
/* Tag all frames except when VID == DEFAULT_VLAN */
- val |= REW_TAG_CFG_TAG_CFG(1);
+ val = REW_TAG_CFG_TAG_CFG(1);
else
/* Tag all frames */
- val |= REW_TAG_CFG_TAG_CFG(3);
+ val = REW_TAG_CFG_TAG_CFG(3);
+ } else {
+ /* Port tagging disabled. */
+ val = REW_TAG_CFG_TAG_CFG(0);
}
ocelot_rmw_gix(ocelot, val,
- REW_TAG_CFG_TAG_TPID_CFG_M |
REW_TAG_CFG_TAG_CFG_M,
- REW_TAG_CFG, port->chip_port);
+ REW_TAG_CFG, port);
- /* Set default VLAN and tag type to 8021Q. */
- val = REW_PORT_VLAN_CFG_PORT_TPID(ETH_P_8021Q) |
- REW_PORT_VLAN_CFG_PORT_VID(port->vid);
- ocelot_rmw_gix(ocelot, val,
- REW_PORT_VLAN_CFG_PORT_TPID_M |
- REW_PORT_VLAN_CFG_PORT_VID_M,
- REW_PORT_VLAN_CFG, port->chip_port);
+ return 0;
}
-static int ocelot_vlan_vid_add(struct net_device *dev, u16 vid, bool pvid,
- bool untagged)
+int ocelot_port_vlan_filtering(struct ocelot *ocelot, int port,
+ bool vlan_aware, struct switchdev_trans *trans)
{
- struct ocelot_port *port = netdev_priv(dev);
- struct ocelot *ocelot = port->ocelot;
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
+ u32 val;
+
+ if (switchdev_trans_ph_prepare(trans)) {
+ struct ocelot_vcap_block *block = &ocelot->block[VCAP_IS1];
+ struct ocelot_vcap_filter *filter;
+
+ list_for_each_entry(filter, &block->rules, list) {
+ if (filter->ingress_port_mask & BIT(port) &&
+ filter->action.vid_replace_ena) {
+ dev_err(ocelot->dev,
+ "Cannot change VLAN state with vlan modify rules active\n");
+ return -EBUSY;
+ }
+ }
+
+ return 0;
+ }
+
+ ocelot_port->vlan_aware = vlan_aware;
+
+ if (vlan_aware)
+ val = ANA_PORT_VLAN_CFG_VLAN_AWARE_ENA |
+ ANA_PORT_VLAN_CFG_VLAN_POP_CNT(1);
+ else
+ val = 0;
+ ocelot_rmw_gix(ocelot, val,
+ ANA_PORT_VLAN_CFG_VLAN_AWARE_ENA |
+ ANA_PORT_VLAN_CFG_VLAN_POP_CNT_M,
+ ANA_PORT_VLAN_CFG, port);
+
+ ocelot_port_set_native_vlan(ocelot, port, ocelot_port->vid);
+
+ return 0;
+}
+EXPORT_SYMBOL(ocelot_port_vlan_filtering);
+
+/* Default vlan to clasify for untagged frames (may be zero) */
+static void ocelot_port_set_pvid(struct ocelot *ocelot, int port, u16 pvid)
+{
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
+
+ ocelot_rmw_gix(ocelot,
+ ANA_PORT_VLAN_CFG_VLAN_VID(pvid),
+ ANA_PORT_VLAN_CFG_VLAN_VID_M,
+ ANA_PORT_VLAN_CFG, port);
+
+ ocelot_port->pvid = pvid;
+}
+
+int ocelot_vlan_add(struct ocelot *ocelot, int port, u16 vid, bool pvid,
+ bool untagged)
+{
int ret;
- /* Add the port MAC address to with the right VLAN information */
- ocelot_mact_learn(ocelot, PGID_CPU, dev->dev_addr, vid,
- ENTRYTYPE_LOCKED);
-
/* Make the port a member of the VLAN */
- ocelot->vlan_mask[vid] |= BIT(port->chip_port);
+ ocelot->vlan_mask[vid] |= BIT(port);
ret = ocelot_vlant_set_mask(ocelot, vid, ocelot->vlan_mask[vid]);
if (ret)
return ret;
/* Default ingress vlan classification */
if (pvid)
- port->pvid = vid;
+ ocelot_port_set_pvid(ocelot, port, vid);
/* Untagged egress vlan clasification */
- if (untagged && port->vid != vid) {
- if (port->vid) {
- dev_err(ocelot->dev,
- "Port already has a native VLAN: %d\n",
- port->vid);
- return -EBUSY;
- }
- port->vid = vid;
+ if (untagged) {
+ ret = ocelot_port_set_native_vlan(ocelot, port, vid);
+ if (ret)
+ return ret;
}
-
- ocelot_vlan_port_apply(ocelot, port);
return 0;
}
+EXPORT_SYMBOL(ocelot_vlan_add);
-static int ocelot_vlan_vid_del(struct net_device *dev, u16 vid)
+int ocelot_vlan_del(struct ocelot *ocelot, int port, u16 vid)
{
- struct ocelot_port *port = netdev_priv(dev);
- struct ocelot *ocelot = port->ocelot;
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
int ret;
- /* 8021q removes VID 0 on module unload for all interfaces
- * with VLAN filtering feature. We need to keep it to receive
- * untagged traffic.
- */
- if (vid == 0)
- return 0;
-
- /* Del the port MAC address to with the right VLAN information */
- ocelot_mact_forget(ocelot, dev->dev_addr, vid);
-
/* Stop the port from being a member of the vlan */
- ocelot->vlan_mask[vid] &= ~BIT(port->chip_port);
+ ocelot->vlan_mask[vid] &= ~BIT(port);
ret = ocelot_vlant_set_mask(ocelot, vid, ocelot->vlan_mask[vid]);
if (ret)
return ret;
/* Ingress */
- if (port->pvid == vid)
- port->pvid = 0;
+ if (ocelot_port->pvid == vid)
+ ocelot_port_set_pvid(ocelot, port, 0);
/* Egress */
- if (port->vid == vid)
- port->vid = 0;
-
- ocelot_vlan_port_apply(ocelot, port);
+ if (ocelot_port->vid == vid)
+ ocelot_port_set_native_vlan(ocelot, port, 0);
return 0;
}
+EXPORT_SYMBOL(ocelot_vlan_del);
static void ocelot_vlan_init(struct ocelot *ocelot)
{
@@ -325,16 +336,11 @@
ocelot->vlan_mask[0] = GENMASK(ocelot->num_phys_ports - 1, 0);
ocelot_vlant_set_mask(ocelot, 0, ocelot->vlan_mask[0]);
- /* Configure the CPU port to be VLAN aware */
- ocelot_write_gix(ocelot, ANA_PORT_VLAN_CFG_VLAN_VID(0) |
- ANA_PORT_VLAN_CFG_VLAN_AWARE_ENA |
- ANA_PORT_VLAN_CFG_VLAN_POP_CNT(1),
- ANA_PORT_VLAN_CFG, ocelot->num_phys_ports);
-
/* Set vlan ingress filter mask to all ports but the CPU port by
* default.
*/
- ocelot_write(ocelot, GENMASK(9, 0), ANA_VLANMASK);
+ ocelot_write(ocelot, GENMASK(ocelot->num_phys_ports - 1, 0),
+ ANA_VLANMASK);
for (port = 0; port < ocelot->num_phys_ports; port++) {
ocelot_write_gix(ocelot, 0, REW_PORT_VLAN_CFG, port);
@@ -342,26 +348,72 @@
}
}
-/* Watermark encode
- * Bit 8: Unit; 0:1, 1:16
- * Bit 7-0: Value to be multiplied with unit
- */
-static u16 ocelot_wm_enc(u16 value)
+static u32 ocelot_read_eq_avail(struct ocelot *ocelot, int port)
{
- if (value >= BIT(8))
- return BIT(8) | (value / 16);
-
- return value;
+ return ocelot_read_rix(ocelot, QSYS_SW_STATUS, port);
}
-static void ocelot_port_adjust_link(struct net_device *dev)
+int ocelot_port_flush(struct ocelot *ocelot, int port)
{
- struct ocelot_port *port = netdev_priv(dev);
- struct ocelot *ocelot = port->ocelot;
- u8 p = port->chip_port;
- int speed, atop_wm, mode = 0;
+ unsigned int pause_ena;
+ int err, val;
- switch (dev->phydev->speed) {
+ /* Disable dequeuing from the egress queues */
+ ocelot_rmw_rix(ocelot, QSYS_PORT_MODE_DEQUEUE_DIS,
+ QSYS_PORT_MODE_DEQUEUE_DIS,
+ QSYS_PORT_MODE, port);
+
+ /* Disable flow control */
+ ocelot_fields_read(ocelot, port, SYS_PAUSE_CFG_PAUSE_ENA, &pause_ena);
+ ocelot_fields_write(ocelot, port, SYS_PAUSE_CFG_PAUSE_ENA, 0);
+
+ /* Disable priority flow control */
+ ocelot_fields_write(ocelot, port,
+ QSYS_SWITCH_PORT_MODE_TX_PFC_ENA, 0);
+
+ /* Wait at least the time it takes to receive a frame of maximum length
+ * at the port.
+ * Worst-case delays for 10 kilobyte jumbo frames are:
+ * 8 ms on a 10M port
+ * 800 μs on a 100M port
+ * 80 μs on a 1G port
+ * 32 μs on a 2.5G port
+ */
+ usleep_range(8000, 10000);
+
+ /* Disable half duplex backpressure. */
+ ocelot_rmw_rix(ocelot, 0, SYS_FRONT_PORT_MODE_HDX_MODE,
+ SYS_FRONT_PORT_MODE, port);
+
+ /* Flush the queues associated with the port. */
+ ocelot_rmw_gix(ocelot, REW_PORT_CFG_FLUSH_ENA, REW_PORT_CFG_FLUSH_ENA,
+ REW_PORT_CFG, port);
+
+ /* Enable dequeuing from the egress queues. */
+ ocelot_rmw_rix(ocelot, 0, QSYS_PORT_MODE_DEQUEUE_DIS, QSYS_PORT_MODE,
+ port);
+
+ /* Wait until flushing is complete. */
+ err = read_poll_timeout(ocelot_read_eq_avail, val, !val,
+ 100, 2000000, false, ocelot, port);
+
+ /* Clear flushing again. */
+ ocelot_rmw_gix(ocelot, 0, REW_PORT_CFG_FLUSH_ENA, REW_PORT_CFG, port);
+
+ /* Re-enable flow control */
+ ocelot_fields_write(ocelot, port, SYS_PAUSE_CFG_PAUSE_ENA, pause_ena);
+
+ return err;
+}
+EXPORT_SYMBOL(ocelot_port_flush);
+
+void ocelot_adjust_link(struct ocelot *ocelot, int port,
+ struct phy_device *phydev)
+{
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
+ int speed, mode = 0;
+
+ switch (phydev->speed) {
case SPEED_10:
speed = OCELOT_SPEED_10;
break;
@@ -377,87 +429,54 @@
mode = DEV_MAC_MODE_CFG_GIGA_MODE_ENA;
break;
default:
- netdev_err(dev, "Unsupported PHY speed: %d\n",
- dev->phydev->speed);
+ dev_err(ocelot->dev, "Unsupported PHY speed on port %d: %d\n",
+ port, phydev->speed);
return;
}
- phy_print_status(dev->phydev);
+ phy_print_status(phydev);
- if (!dev->phydev->link)
+ if (!phydev->link)
return;
/* Only full duplex supported for now */
- ocelot_port_writel(port, DEV_MAC_MODE_CFG_FDX_ENA |
+ ocelot_port_writel(ocelot_port, DEV_MAC_MODE_CFG_FDX_ENA |
mode, DEV_MAC_MODE_CFG);
- /* Set MAC IFG Gaps
- * FDX: TX_IFG = 5, RX_IFG1 = RX_IFG2 = 0
- * !FDX: TX_IFG = 5, RX_IFG1 = RX_IFG2 = 5
- */
- ocelot_port_writel(port, DEV_MAC_IFG_CFG_TX_IFG(5), DEV_MAC_IFG_CFG);
-
- /* Load seed (0) and set MAC HDX late collision */
- ocelot_port_writel(port, DEV_MAC_HDX_CFG_LATE_COL_POS(67) |
- DEV_MAC_HDX_CFG_SEED_LOAD,
- DEV_MAC_HDX_CFG);
- mdelay(1);
- ocelot_port_writel(port, DEV_MAC_HDX_CFG_LATE_COL_POS(67),
- DEV_MAC_HDX_CFG);
-
/* Disable HDX fast control */
- ocelot_port_writel(port, DEV_PORT_MISC_HDX_FAST_DIS, DEV_PORT_MISC);
+ ocelot_port_writel(ocelot_port, DEV_PORT_MISC_HDX_FAST_DIS,
+ DEV_PORT_MISC);
/* SGMII only for now */
- ocelot_port_writel(port, PCS1G_MODE_CFG_SGMII_MODE_ENA, PCS1G_MODE_CFG);
- ocelot_port_writel(port, PCS1G_SD_CFG_SD_SEL, PCS1G_SD_CFG);
+ ocelot_port_writel(ocelot_port, PCS1G_MODE_CFG_SGMII_MODE_ENA,
+ PCS1G_MODE_CFG);
+ ocelot_port_writel(ocelot_port, PCS1G_SD_CFG_SD_SEL, PCS1G_SD_CFG);
/* Enable PCS */
- ocelot_port_writel(port, PCS1G_CFG_PCS_ENA, PCS1G_CFG);
+ ocelot_port_writel(ocelot_port, PCS1G_CFG_PCS_ENA, PCS1G_CFG);
/* No aneg on SGMII */
- ocelot_port_writel(port, 0, PCS1G_ANEG_CFG);
+ ocelot_port_writel(ocelot_port, 0, PCS1G_ANEG_CFG);
/* No loopback */
- ocelot_port_writel(port, 0, PCS1G_LB_CFG);
-
- /* Set Max Length and maximum tags allowed */
- ocelot_port_writel(port, VLAN_ETH_FRAME_LEN, DEV_MAC_MAXLEN_CFG);
- ocelot_port_writel(port, DEV_MAC_TAGS_CFG_TAG_ID(ETH_P_8021AD) |
- DEV_MAC_TAGS_CFG_VLAN_AWR_ENA |
- DEV_MAC_TAGS_CFG_VLAN_LEN_AWR_ENA,
- DEV_MAC_TAGS_CFG);
+ ocelot_port_writel(ocelot_port, 0, PCS1G_LB_CFG);
/* Enable MAC module */
- ocelot_port_writel(port, DEV_MAC_ENA_CFG_RX_ENA |
+ ocelot_port_writel(ocelot_port, DEV_MAC_ENA_CFG_RX_ENA |
DEV_MAC_ENA_CFG_TX_ENA, DEV_MAC_ENA_CFG);
/* Take MAC, Port, Phy (intern) and PCS (SGMII/Serdes) clock out of
* reset */
- ocelot_port_writel(port, DEV_CLOCK_CFG_LINK_SPEED(speed),
+ ocelot_port_writel(ocelot_port, DEV_CLOCK_CFG_LINK_SPEED(speed),
DEV_CLOCK_CFG);
-
- /* Set SMAC of Pause frame (00:00:00:00:00:00) */
- ocelot_port_writel(port, 0, DEV_MAC_FC_MAC_HIGH_CFG);
- ocelot_port_writel(port, 0, DEV_MAC_FC_MAC_LOW_CFG);
/* No PFC */
ocelot_write_gix(ocelot, ANA_PFC_PFC_CFG_FC_LINK_SPEED(speed),
- ANA_PFC_PFC_CFG, p);
-
- /* Set Pause WM hysteresis
- * 152 = 6 * VLAN_ETH_FRAME_LEN / OCELOT_BUFFER_CELL_SZ
- * 101 = 4 * VLAN_ETH_FRAME_LEN / OCELOT_BUFFER_CELL_SZ
- */
- ocelot_write_rix(ocelot, SYS_PAUSE_CFG_PAUSE_ENA |
- SYS_PAUSE_CFG_PAUSE_STOP(101) |
- SYS_PAUSE_CFG_PAUSE_START(152), SYS_PAUSE_CFG, p);
+ ANA_PFC_PFC_CFG, port);
/* Core: Enable port for frame transfer */
- ocelot_write_rix(ocelot, QSYS_SWITCH_PORT_MODE_INGRESS_DROP_MODE |
- QSYS_SWITCH_PORT_MODE_SCH_NEXT_CFG(1) |
- QSYS_SWITCH_PORT_MODE_PORT_ENA,
- QSYS_SWITCH_PORT_MODE, p);
+ ocelot_fields_write(ocelot, port,
+ QSYS_SWITCH_PORT_MODE_PORT_ENA, 1);
/* Flow control */
ocelot_write_rix(ocelot, SYS_MAC_FC_CFG_PAUSE_VAL_CFG(0xffff) |
@@ -465,273 +484,149 @@
SYS_MAC_FC_CFG_ZERO_PAUSE_ENA |
SYS_MAC_FC_CFG_FC_LATENCY_CFG(0x7) |
SYS_MAC_FC_CFG_FC_LINK_SPEED(speed),
- SYS_MAC_FC_CFG, p);
- ocelot_write_rix(ocelot, 0, ANA_POL_FLOWC, p);
-
- /* Tail dropping watermark */
- atop_wm = (ocelot->shared_queue_sz - 9 * VLAN_ETH_FRAME_LEN) / OCELOT_BUFFER_CELL_SZ;
- ocelot_write_rix(ocelot, ocelot_wm_enc(9 * VLAN_ETH_FRAME_LEN),
- SYS_ATOP, p);
- ocelot_write(ocelot, ocelot_wm_enc(atop_wm), SYS_ATOP_TOT_CFG);
+ SYS_MAC_FC_CFG, port);
+ ocelot_write_rix(ocelot, 0, ANA_POL_FLOWC, port);
}
+EXPORT_SYMBOL(ocelot_adjust_link);
-static int ocelot_port_open(struct net_device *dev)
+void ocelot_port_enable(struct ocelot *ocelot, int port,
+ struct phy_device *phy)
{
- struct ocelot_port *port = netdev_priv(dev);
- struct ocelot *ocelot = port->ocelot;
- int err;
-
/* Enable receiving frames on the port, and activate auto-learning of
* MAC addresses.
*/
ocelot_write_gix(ocelot, ANA_PORT_PORT_CFG_LEARNAUTO |
ANA_PORT_PORT_CFG_RECV_ENA |
- ANA_PORT_PORT_CFG_PORTID_VAL(port->chip_port),
- ANA_PORT_PORT_CFG, port->chip_port);
-
- err = phy_connect_direct(dev, port->phy, &ocelot_port_adjust_link,
- PHY_INTERFACE_MODE_NA);
- if (err) {
- netdev_err(dev, "Could not attach to PHY\n");
- return err;
- }
-
- dev->phydev = port->phy;
-
- phy_attached_info(port->phy);
- phy_start(port->phy);
- return 0;
+ ANA_PORT_PORT_CFG_PORTID_VAL(port),
+ ANA_PORT_PORT_CFG, port);
}
+EXPORT_SYMBOL(ocelot_port_enable);
-static int ocelot_port_stop(struct net_device *dev)
+void ocelot_port_disable(struct ocelot *ocelot, int port)
{
- struct ocelot_port *port = netdev_priv(dev);
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
- phy_disconnect(port->phy);
-
- dev->phydev = NULL;
-
- ocelot_port_writel(port, 0, DEV_MAC_ENA_CFG);
- ocelot_rmw_rix(port->ocelot, 0, QSYS_SWITCH_PORT_MODE_PORT_ENA,
- QSYS_SWITCH_PORT_MODE, port->chip_port);
- return 0;
+ ocelot_port_writel(ocelot_port, 0, DEV_MAC_ENA_CFG);
+ ocelot_fields_write(ocelot, port, QSYS_SWITCH_PORT_MODE_PORT_ENA, 0);
}
+EXPORT_SYMBOL(ocelot_port_disable);
-/* Generate the IFH for frame injection
- *
- * The IFH is a 128bit-value
- * bit 127: bypass the analyzer processing
- * bit 56-67: destination mask
- * bit 28-29: pop_cnt: 3 disables all rewriting of the frame
- * bit 20-27: cpu extraction queue mask
- * bit 16: tag type 0: C-tag, 1: S-tag
- * bit 0-11: VID
- */
-static int ocelot_gen_ifh(u32 *ifh, struct frame_info *info)
+void ocelot_port_add_txtstamp_skb(struct ocelot *ocelot, int port,
+ struct sk_buff *clone)
{
- ifh[0] = IFH_INJ_BYPASS;
- ifh[1] = (0xf00 & info->port) >> 8;
- ifh[2] = (0xff & info->port) << 24;
- ifh[3] = (info->tag_type << 16) | info->vid;
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
- return 0;
+ spin_lock(&ocelot_port->ts_id_lock);
+
+ skb_shinfo(clone)->tx_flags |= SKBTX_IN_PROGRESS;
+ /* Store timestamp ID in cb[0] of sk_buff */
+ clone->cb[0] = ocelot_port->ts_id;
+ ocelot_port->ts_id = (ocelot_port->ts_id + 1) % 4;
+ skb_queue_tail(&ocelot_port->tx_skbs, clone);
+
+ spin_unlock(&ocelot_port->ts_id_lock);
}
+EXPORT_SYMBOL(ocelot_port_add_txtstamp_skb);
-static int ocelot_port_xmit(struct sk_buff *skb, struct net_device *dev)
+static void ocelot_get_hwtimestamp(struct ocelot *ocelot,
+ struct timespec64 *ts)
{
- struct ocelot_port *port = netdev_priv(dev);
- struct ocelot *ocelot = port->ocelot;
- u32 val, ifh[IFH_LEN];
- struct frame_info info = {};
- u8 grp = 0; /* Send everything on CPU group 0 */
- unsigned int i, count, last;
-
- val = ocelot_read(ocelot, QS_INJ_STATUS);
- if (!(val & QS_INJ_STATUS_FIFO_RDY(BIT(grp))) ||
- (val & QS_INJ_STATUS_WMARK_REACHED(BIT(grp))))
- return NETDEV_TX_BUSY;
-
- ocelot_write_rix(ocelot, QS_INJ_CTRL_GAP_SIZE(1) |
- QS_INJ_CTRL_SOF, QS_INJ_CTRL, grp);
-
- info.port = BIT(port->chip_port);
- info.tag_type = IFH_TAG_TYPE_C;
- info.vid = skb_vlan_tag_get(skb);
- ocelot_gen_ifh(ifh, &info);
-
- for (i = 0; i < IFH_LEN; i++)
- ocelot_write_rix(ocelot, (__force u32)cpu_to_be32(ifh[i]),
- QS_INJ_WR, grp);
-
- count = (skb->len + 3) / 4;
- last = skb->len % 4;
- for (i = 0; i < count; i++) {
- ocelot_write_rix(ocelot, ((u32 *)skb->data)[i], QS_INJ_WR, grp);
- }
-
- /* Add padding */
- while (i < (OCELOT_BUFFER_CELL_SZ / 4)) {
- ocelot_write_rix(ocelot, 0, QS_INJ_WR, grp);
- i++;
- }
-
- /* Indicate EOF and valid bytes in last word */
- ocelot_write_rix(ocelot, QS_INJ_CTRL_GAP_SIZE(1) |
- QS_INJ_CTRL_VLD_BYTES(skb->len < OCELOT_BUFFER_CELL_SZ ? 0 : last) |
- QS_INJ_CTRL_EOF,
- QS_INJ_CTRL, grp);
-
- /* Add dummy CRC */
- ocelot_write_rix(ocelot, 0, QS_INJ_WR, grp);
- skb_tx_timestamp(skb);
-
- dev->stats.tx_packets++;
- dev->stats.tx_bytes += skb->len;
- dev_kfree_skb_any(skb);
-
- return NETDEV_TX_OK;
-}
-
-static void ocelot_mact_mc_reset(struct ocelot_port *port)
-{
- struct ocelot *ocelot = port->ocelot;
- struct netdev_hw_addr *ha, *n;
-
- /* Free and forget all the MAC addresses stored in the port private mc
- * list. These are mc addresses that were previously added by calling
- * ocelot_mact_mc_add().
- */
- list_for_each_entry_safe(ha, n, &port->mc, list) {
- ocelot_mact_forget(ocelot, ha->addr, port->pvid);
- list_del(&ha->list);
- kfree(ha);
- }
-}
-
-static int ocelot_mact_mc_add(struct ocelot_port *port,
- struct netdev_hw_addr *hw_addr)
-{
- struct ocelot *ocelot = port->ocelot;
- struct netdev_hw_addr *ha = kzalloc(sizeof(*ha), GFP_ATOMIC);
-
- if (!ha)
- return -ENOMEM;
-
- memcpy(ha, hw_addr, sizeof(*ha));
- list_add_tail(&ha->list, &port->mc);
-
- ocelot_mact_learn(ocelot, PGID_CPU, ha->addr, port->pvid,
- ENTRYTYPE_LOCKED);
-
- return 0;
-}
-
-static void ocelot_set_rx_mode(struct net_device *dev)
-{
- struct ocelot_port *port = netdev_priv(dev);
- struct ocelot *ocelot = port->ocelot;
- struct netdev_hw_addr *ha;
- int i;
+ unsigned long flags;
u32 val;
- /* This doesn't handle promiscuous mode because the bridge core is
- * setting IFF_PROMISC on all slave interfaces and all frames would be
- * forwarded to the CPU port.
- */
- val = GENMASK(ocelot->num_phys_ports - 1, 0);
- for (i = ocelot->num_phys_ports + 1; i < PGID_CPU; i++)
- ocelot_write_rix(ocelot, val, ANA_PGID_PGID, i);
+ spin_lock_irqsave(&ocelot->ptp_clock_lock, flags);
- /* Handle the device multicast addresses. First remove all the
- * previously installed addresses and then add the latest ones to the
- * mac table.
- */
- ocelot_mact_mc_reset(port);
- netdev_for_each_mc_addr(ha, dev)
- ocelot_mact_mc_add(port, ha);
+ /* Read current PTP time to get seconds */
+ val = ocelot_read_rix(ocelot, PTP_PIN_CFG, TOD_ACC_PIN);
+
+ val &= ~(PTP_PIN_CFG_SYNC | PTP_PIN_CFG_ACTION_MASK | PTP_PIN_CFG_DOM);
+ val |= PTP_PIN_CFG_ACTION(PTP_PIN_ACTION_SAVE);
+ ocelot_write_rix(ocelot, val, PTP_PIN_CFG, TOD_ACC_PIN);
+ ts->tv_sec = ocelot_read_rix(ocelot, PTP_PIN_TOD_SEC_LSB, TOD_ACC_PIN);
+
+ /* Read packet HW timestamp from FIFO */
+ val = ocelot_read(ocelot, SYS_PTP_TXSTAMP);
+ ts->tv_nsec = SYS_PTP_TXSTAMP_PTP_TXSTAMP(val);
+
+ /* Sec has incremented since the ts was registered */
+ if ((ts->tv_sec & 0x1) != !!(val & SYS_PTP_TXSTAMP_PTP_TXSTAMP_SEC))
+ ts->tv_sec--;
+
+ spin_unlock_irqrestore(&ocelot->ptp_clock_lock, flags);
}
-static int ocelot_port_get_phys_port_name(struct net_device *dev,
- char *buf, size_t len)
+void ocelot_get_txtstamp(struct ocelot *ocelot)
{
- struct ocelot_port *port = netdev_priv(dev);
- int ret;
+ int budget = OCELOT_PTP_QUEUE_SZ;
- ret = snprintf(buf, len, "p%d", port->chip_port);
- if (ret >= len)
- return -EINVAL;
+ while (budget--) {
+ struct sk_buff *skb, *skb_tmp, *skb_match = NULL;
+ struct skb_shared_hwtstamps shhwtstamps;
+ struct ocelot_port *port;
+ struct timespec64 ts;
+ unsigned long flags;
+ u32 val, id, txport;
- return 0;
+ val = ocelot_read(ocelot, SYS_PTP_STATUS);
+
+ /* Check if a timestamp can be retrieved */
+ if (!(val & SYS_PTP_STATUS_PTP_MESS_VLD))
+ break;
+
+ WARN_ON(val & SYS_PTP_STATUS_PTP_OVFL);
+
+ /* Retrieve the ts ID and Tx port */
+ id = SYS_PTP_STATUS_PTP_MESS_ID_X(val);
+ txport = SYS_PTP_STATUS_PTP_MESS_TXPORT_X(val);
+
+ /* Retrieve its associated skb */
+ port = ocelot->ports[txport];
+
+ spin_lock_irqsave(&port->tx_skbs.lock, flags);
+
+ skb_queue_walk_safe(&port->tx_skbs, skb, skb_tmp) {
+ if (skb->cb[0] != id)
+ continue;
+ __skb_unlink(skb, &port->tx_skbs);
+ skb_match = skb;
+ break;
+ }
+
+ spin_unlock_irqrestore(&port->tx_skbs.lock, flags);
+
+ if (WARN_ON(!skb_match))
+ continue;
+
+ /* Get the h/w timestamp */
+ ocelot_get_hwtimestamp(ocelot, &ts);
+
+ /* Set the timestamp into the skb */
+ memset(&shhwtstamps, 0, sizeof(shhwtstamps));
+ shhwtstamps.hwtstamp = ktime_set(ts.tv_sec, ts.tv_nsec);
+ skb_complete_tx_timestamp(skb_match, &shhwtstamps);
+
+ /* Next ts */
+ ocelot_write(ocelot, SYS_PTP_NXT_PTP_NXT, SYS_PTP_NXT);
+ }
}
+EXPORT_SYMBOL(ocelot_get_txtstamp);
-static int ocelot_port_set_mac_address(struct net_device *dev, void *p)
+int ocelot_fdb_add(struct ocelot *ocelot, int port,
+ const unsigned char *addr, u16 vid)
{
- struct ocelot_port *port = netdev_priv(dev);
- struct ocelot *ocelot = port->ocelot;
- const struct sockaddr *addr = p;
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
+ int pgid = port;
- /* Learn the new net device MAC address in the mac table. */
- ocelot_mact_learn(ocelot, PGID_CPU, addr->sa_data, port->pvid,
- ENTRYTYPE_LOCKED);
- /* Then forget the previous one. */
- ocelot_mact_forget(ocelot, dev->dev_addr, port->pvid);
-
- ether_addr_copy(dev->dev_addr, addr->sa_data);
- return 0;
-}
-
-static void ocelot_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
-{
- struct ocelot_port *port = netdev_priv(dev);
- struct ocelot *ocelot = port->ocelot;
-
- /* Configure the port to read the stats from */
- ocelot_write(ocelot, SYS_STAT_CFG_STAT_VIEW(port->chip_port),
- SYS_STAT_CFG);
-
- /* Get Rx stats */
- stats->rx_bytes = ocelot_read(ocelot, SYS_COUNT_RX_OCTETS);
- stats->rx_packets = ocelot_read(ocelot, SYS_COUNT_RX_SHORTS) +
- ocelot_read(ocelot, SYS_COUNT_RX_FRAGMENTS) +
- ocelot_read(ocelot, SYS_COUNT_RX_JABBERS) +
- ocelot_read(ocelot, SYS_COUNT_RX_LONGS) +
- ocelot_read(ocelot, SYS_COUNT_RX_64) +
- ocelot_read(ocelot, SYS_COUNT_RX_65_127) +
- ocelot_read(ocelot, SYS_COUNT_RX_128_255) +
- ocelot_read(ocelot, SYS_COUNT_RX_256_1023) +
- ocelot_read(ocelot, SYS_COUNT_RX_1024_1526) +
- ocelot_read(ocelot, SYS_COUNT_RX_1527_MAX);
- stats->multicast = ocelot_read(ocelot, SYS_COUNT_RX_MULTICAST);
- stats->rx_dropped = dev->stats.rx_dropped;
-
- /* Get Tx stats */
- stats->tx_bytes = ocelot_read(ocelot, SYS_COUNT_TX_OCTETS);
- stats->tx_packets = ocelot_read(ocelot, SYS_COUNT_TX_64) +
- ocelot_read(ocelot, SYS_COUNT_TX_65_127) +
- ocelot_read(ocelot, SYS_COUNT_TX_128_511) +
- ocelot_read(ocelot, SYS_COUNT_TX_512_1023) +
- ocelot_read(ocelot, SYS_COUNT_TX_1024_1526) +
- ocelot_read(ocelot, SYS_COUNT_TX_1527_MAX);
- stats->tx_dropped = ocelot_read(ocelot, SYS_COUNT_TX_DROPS) +
- ocelot_read(ocelot, SYS_COUNT_TX_AGING);
- stats->collisions = ocelot_read(ocelot, SYS_COUNT_TX_COLLISION);
-}
-
-static int ocelot_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
- struct net_device *dev, const unsigned char *addr,
- u16 vid, u16 flags)
-{
- struct ocelot_port *port = netdev_priv(dev);
- struct ocelot *ocelot = port->ocelot;
+ if (port == ocelot->npi)
+ pgid = PGID_CPU;
if (!vid) {
- if (!port->vlan_aware)
+ if (!ocelot_port->vlan_aware)
/* If the bridge is not VLAN aware and no VID was
* provided, set it to pvid to ensure the MAC entry
* matches incoming untagged packets
*/
- vid = port->pvid;
+ vid = ocelot_port->pvid;
else
/* If the bridge is VLAN aware a VID must be provided as
* otherwise the learnt entry wouldn't match any frame.
@@ -739,30 +634,21 @@
return -EINVAL;
}
- return ocelot_mact_learn(ocelot, port->chip_port, addr, vid,
- ENTRYTYPE_LOCKED);
+ return ocelot_mact_learn(ocelot, pgid, addr, vid, ENTRYTYPE_LOCKED);
}
+EXPORT_SYMBOL(ocelot_fdb_add);
-static int ocelot_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
- struct net_device *dev,
- const unsigned char *addr, u16 vid)
+int ocelot_fdb_del(struct ocelot *ocelot, int port,
+ const unsigned char *addr, u16 vid)
{
- struct ocelot_port *port = netdev_priv(dev);
- struct ocelot *ocelot = port->ocelot;
-
return ocelot_mact_forget(ocelot, addr, vid);
}
+EXPORT_SYMBOL(ocelot_fdb_del);
-struct ocelot_dump_ctx {
- struct net_device *dev;
- struct sk_buff *skb;
- struct netlink_callback *cb;
- int idx;
-};
-
-static int ocelot_fdb_do_dump(struct ocelot_mact_entry *entry,
- struct ocelot_dump_ctx *dump)
+int ocelot_port_fdb_do_dump(const unsigned char *addr, u16 vid,
+ bool is_static, void *data)
{
+ struct ocelot_dump_ctx *dump = data;
u32 portid = NETLINK_CB(dump->cb->skb).portid;
u32 seq = dump->cb->nlh->nlmsg_seq;
struct nlmsghdr *nlh;
@@ -783,12 +669,12 @@
ndm->ndm_flags = NTF_SELF;
ndm->ndm_type = 0;
ndm->ndm_ifindex = dump->dev->ifindex;
- ndm->ndm_state = NUD_REACHABLE;
+ ndm->ndm_state = is_static ? NUD_NOARP : NUD_REACHABLE;
- if (nla_put(dump->skb, NDA_LLADDR, ETH_ALEN, entry->mac))
+ if (nla_put(dump->skb, NDA_LLADDR, ETH_ALEN, addr))
goto nla_put_failure;
- if (entry->vid && nla_put_u16(dump->skb, NDA_VLAN, entry->vid))
+ if (vid && nla_put_u16(dump->skb, NDA_VLAN, vid))
goto nla_put_failure;
nlmsg_end(dump->skb, nlh);
@@ -801,13 +687,13 @@
nlmsg_cancel(dump->skb, nlh);
return -EMSGSIZE;
}
+EXPORT_SYMBOL(ocelot_port_fdb_do_dump);
-static inline int ocelot_mact_read(struct ocelot_port *port, int row, int col,
- struct ocelot_mact_entry *entry)
+static int ocelot_mact_read(struct ocelot *ocelot, int port, int row, int col,
+ struct ocelot_mact_entry *entry)
{
- struct ocelot *ocelot = port->ocelot;
- char mac[ETH_ALEN];
u32 val, dst, macl, mach;
+ char mac[ETH_ALEN];
/* Set row and column to read from */
ocelot_field_write(ocelot, ANA_TABLES_MACTINDX_M_INDEX, row);
@@ -830,7 +716,7 @@
* do not report it.
*/
dst = (val & ANA_TABLES_MACACCESS_DEST_IDX_M) >> 3;
- if (dst != port->chip_port)
+ if (dst != port)
return -EINVAL;
/* Get the entry's MAC address and VLAN id */
@@ -850,90 +736,107 @@
return 0;
}
-static int ocelot_fdb_dump(struct sk_buff *skb, struct netlink_callback *cb,
- struct net_device *dev,
- struct net_device *filter_dev, int *idx)
+int ocelot_fdb_dump(struct ocelot *ocelot, int port,
+ dsa_fdb_dump_cb_t *cb, void *data)
{
- struct ocelot_port *port = netdev_priv(dev);
- int i, j, ret = 0;
- struct ocelot_dump_ctx dump = {
- .dev = dev,
- .skb = skb,
- .cb = cb,
- .idx = *idx,
- };
+ int i, j;
- struct ocelot_mact_entry entry;
-
- /* Loop through all the mac tables entries. There are 1024 rows of 4
- * entries.
- */
- for (i = 0; i < 1024; i++) {
+ /* Loop through all the mac tables entries. */
+ for (i = 0; i < ocelot->num_mact_rows; i++) {
for (j = 0; j < 4; j++) {
- ret = ocelot_mact_read(port, i, j, &entry);
+ struct ocelot_mact_entry entry;
+ bool is_static;
+ int ret;
+
+ ret = ocelot_mact_read(ocelot, port, i, j, &entry);
/* If the entry is invalid (wrong port, invalid...),
* skip it.
*/
if (ret == -EINVAL)
continue;
else if (ret)
- goto end;
+ return ret;
- ret = ocelot_fdb_do_dump(&entry, &dump);
+ is_static = (entry.type == ENTRYTYPE_LOCKED);
+
+ ret = cb(entry.mac, entry.vid, is_static, data);
if (ret)
- goto end;
+ return ret;
}
}
-end:
- *idx = dump.idx;
- return ret;
-}
-
-static int ocelot_vlan_rx_add_vid(struct net_device *dev, __be16 proto,
- u16 vid)
-{
- return ocelot_vlan_vid_add(dev, vid, false, false);
-}
-
-static int ocelot_vlan_rx_kill_vid(struct net_device *dev, __be16 proto,
- u16 vid)
-{
- return ocelot_vlan_vid_del(dev, vid);
-}
-
-static int ocelot_set_features(struct net_device *dev,
- netdev_features_t features)
-{
- struct ocelot_port *port = netdev_priv(dev);
- netdev_features_t changed = dev->features ^ features;
-
- if (changed & NETIF_F_HW_VLAN_CTAG_FILTER)
- ocelot_vlan_mode(port, features);
-
return 0;
}
+EXPORT_SYMBOL(ocelot_fdb_dump);
-static const struct net_device_ops ocelot_port_netdev_ops = {
- .ndo_open = ocelot_port_open,
- .ndo_stop = ocelot_port_stop,
- .ndo_start_xmit = ocelot_port_xmit,
- .ndo_set_rx_mode = ocelot_set_rx_mode,
- .ndo_get_phys_port_name = ocelot_port_get_phys_port_name,
- .ndo_set_mac_address = ocelot_port_set_mac_address,
- .ndo_get_stats64 = ocelot_get_stats64,
- .ndo_fdb_add = ocelot_fdb_add,
- .ndo_fdb_del = ocelot_fdb_del,
- .ndo_fdb_dump = ocelot_fdb_dump,
- .ndo_vlan_rx_add_vid = ocelot_vlan_rx_add_vid,
- .ndo_vlan_rx_kill_vid = ocelot_vlan_rx_kill_vid,
- .ndo_set_features = ocelot_set_features,
-};
-
-static void ocelot_get_strings(struct net_device *netdev, u32 sset, u8 *data)
+int ocelot_hwstamp_get(struct ocelot *ocelot, int port, struct ifreq *ifr)
{
- struct ocelot_port *port = netdev_priv(netdev);
- struct ocelot *ocelot = port->ocelot;
+ return copy_to_user(ifr->ifr_data, &ocelot->hwtstamp_config,
+ sizeof(ocelot->hwtstamp_config)) ? -EFAULT : 0;
+}
+EXPORT_SYMBOL(ocelot_hwstamp_get);
+
+int ocelot_hwstamp_set(struct ocelot *ocelot, int port, struct ifreq *ifr)
+{
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
+ struct hwtstamp_config cfg;
+
+ if (copy_from_user(&cfg, ifr->ifr_data, sizeof(cfg)))
+ return -EFAULT;
+
+ /* reserved for future extensions */
+ if (cfg.flags)
+ return -EINVAL;
+
+ /* Tx type sanity check */
+ switch (cfg.tx_type) {
+ case HWTSTAMP_TX_ON:
+ ocelot_port->ptp_cmd = IFH_REW_OP_TWO_STEP_PTP;
+ break;
+ case HWTSTAMP_TX_ONESTEP_SYNC:
+ /* IFH_REW_OP_ONE_STEP_PTP updates the correctional field, we
+ * need to update the origin time.
+ */
+ ocelot_port->ptp_cmd = IFH_REW_OP_ORIGIN_PTP;
+ break;
+ case HWTSTAMP_TX_OFF:
+ ocelot_port->ptp_cmd = 0;
+ break;
+ default:
+ return -ERANGE;
+ }
+
+ mutex_lock(&ocelot->ptp_lock);
+
+ switch (cfg.rx_filter) {
+ case HWTSTAMP_FILTER_NONE:
+ break;
+ case HWTSTAMP_FILTER_PTP_V2_L4_EVENT:
+ case HWTSTAMP_FILTER_PTP_V2_L4_SYNC:
+ case HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ:
+ case HWTSTAMP_FILTER_PTP_V2_L2_EVENT:
+ case HWTSTAMP_FILTER_PTP_V2_L2_SYNC:
+ case HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ:
+ case HWTSTAMP_FILTER_PTP_V2_EVENT:
+ case HWTSTAMP_FILTER_PTP_V2_SYNC:
+ case HWTSTAMP_FILTER_PTP_V2_DELAY_REQ:
+ cfg.rx_filter = HWTSTAMP_FILTER_PTP_V2_EVENT;
+ break;
+ default:
+ mutex_unlock(&ocelot->ptp_lock);
+ return -ERANGE;
+ }
+
+ /* Commit back the result & save it */
+ memcpy(&ocelot->hwtstamp_config, &cfg, sizeof(cfg));
+ mutex_unlock(&ocelot->ptp_lock);
+
+ return copy_to_user(ifr->ifr_data, &cfg, sizeof(cfg)) ? -EFAULT : 0;
+}
+EXPORT_SYMBOL(ocelot_hwstamp_set);
+
+void ocelot_get_strings(struct ocelot *ocelot, int port, u32 sset, u8 *data)
+{
int i;
if (sset != ETH_SS_STATS)
@@ -943,14 +846,12 @@
memcpy(data + i * ETH_GSTRING_LEN, ocelot->stats_layout[i].name,
ETH_GSTRING_LEN);
}
+EXPORT_SYMBOL(ocelot_get_strings);
-static void ocelot_check_stats(struct work_struct *work)
+/* Caller must hold &ocelot->stats_lock */
+static void ocelot_update_stats(struct ocelot *ocelot)
{
- struct delayed_work *del_work = to_delayed_work(work);
- struct ocelot *ocelot = container_of(del_work, struct ocelot, stats_work);
int i, j;
-
- mutex_lock(&ocelot->stats_lock);
for (i = 0; i < ocelot->num_phys_ports; i++) {
/* Configure the port to read the stats from */
@@ -970,106 +871,108 @@
~(u64)U32_MAX) + val;
}
}
-
- cancel_delayed_work(&ocelot->stats_work);
- queue_delayed_work(ocelot->stats_queue, &ocelot->stats_work,
- OCELOT_STATS_CHECK_DELAY);
-
- mutex_unlock(&ocelot->stats_lock);
}
-static void ocelot_get_ethtool_stats(struct net_device *dev,
- struct ethtool_stats *stats, u64 *data)
+static void ocelot_check_stats_work(struct work_struct *work)
{
- struct ocelot_port *port = netdev_priv(dev);
- struct ocelot *ocelot = port->ocelot;
+ struct delayed_work *del_work = to_delayed_work(work);
+ struct ocelot *ocelot = container_of(del_work, struct ocelot,
+ stats_work);
+
+ mutex_lock(&ocelot->stats_lock);
+ ocelot_update_stats(ocelot);
+ mutex_unlock(&ocelot->stats_lock);
+
+ queue_delayed_work(ocelot->stats_queue, &ocelot->stats_work,
+ OCELOT_STATS_CHECK_DELAY);
+}
+
+void ocelot_get_ethtool_stats(struct ocelot *ocelot, int port, u64 *data)
+{
int i;
+ mutex_lock(&ocelot->stats_lock);
+
/* check and update now */
- ocelot_check_stats(&ocelot->stats_work.work);
+ ocelot_update_stats(ocelot);
/* Copy all counters */
for (i = 0; i < ocelot->num_stats; i++)
- *data++ = ocelot->stats[port->chip_port * ocelot->num_stats + i];
+ *data++ = ocelot->stats[port * ocelot->num_stats + i];
+
+ mutex_unlock(&ocelot->stats_lock);
}
+EXPORT_SYMBOL(ocelot_get_ethtool_stats);
-static int ocelot_get_sset_count(struct net_device *dev, int sset)
+int ocelot_get_sset_count(struct ocelot *ocelot, int port, int sset)
{
- struct ocelot_port *port = netdev_priv(dev);
- struct ocelot *ocelot = port->ocelot;
-
if (sset != ETH_SS_STATS)
return -EOPNOTSUPP;
+
return ocelot->num_stats;
}
+EXPORT_SYMBOL(ocelot_get_sset_count);
-static const struct ethtool_ops ocelot_ethtool_ops = {
- .get_strings = ocelot_get_strings,
- .get_ethtool_stats = ocelot_get_ethtool_stats,
- .get_sset_count = ocelot_get_sset_count,
- .get_link_ksettings = phy_ethtool_get_link_ksettings,
- .set_link_ksettings = phy_ethtool_set_link_ksettings,
-};
-
-static int ocelot_port_attr_get(struct net_device *dev,
- struct switchdev_attr *attr)
+int ocelot_get_ts_info(struct ocelot *ocelot, int port,
+ struct ethtool_ts_info *info)
{
- struct ocelot_port *ocelot_port = netdev_priv(dev);
- struct ocelot *ocelot = ocelot_port->ocelot;
-
- switch (attr->id) {
- case SWITCHDEV_ATTR_ID_PORT_PARENT_ID:
- attr->u.ppid.id_len = sizeof(ocelot->base_mac);
- memcpy(&attr->u.ppid.id, &ocelot->base_mac,
- attr->u.ppid.id_len);
- break;
- default:
- return -EOPNOTSUPP;
+ info->phc_index = ocelot->ptp_clock ?
+ ptp_clock_index(ocelot->ptp_clock) : -1;
+ if (info->phc_index == -1) {
+ info->so_timestamping |= SOF_TIMESTAMPING_TX_SOFTWARE |
+ SOF_TIMESTAMPING_RX_SOFTWARE |
+ SOF_TIMESTAMPING_SOFTWARE;
+ return 0;
}
+ info->so_timestamping |= SOF_TIMESTAMPING_TX_SOFTWARE |
+ SOF_TIMESTAMPING_RX_SOFTWARE |
+ SOF_TIMESTAMPING_SOFTWARE |
+ SOF_TIMESTAMPING_TX_HARDWARE |
+ SOF_TIMESTAMPING_RX_HARDWARE |
+ SOF_TIMESTAMPING_RAW_HARDWARE;
+ info->tx_types = BIT(HWTSTAMP_TX_OFF) | BIT(HWTSTAMP_TX_ON) |
+ BIT(HWTSTAMP_TX_ONESTEP_SYNC);
+ info->rx_filters = BIT(HWTSTAMP_FILTER_NONE) |
+ BIT(HWTSTAMP_FILTER_PTP_V2_EVENT) |
+ BIT(HWTSTAMP_FILTER_PTP_V2_L2_EVENT) |
+ BIT(HWTSTAMP_FILTER_PTP_V2_L4_EVENT);
return 0;
}
+EXPORT_SYMBOL(ocelot_get_ts_info);
-static int ocelot_port_attr_stp_state_set(struct ocelot_port *ocelot_port,
- struct switchdev_trans *trans,
- u8 state)
+void ocelot_bridge_stp_state_set(struct ocelot *ocelot, int port, u8 state)
{
- struct ocelot *ocelot = ocelot_port->ocelot;
u32 port_cfg;
- int port, i;
+ int p, i;
- if (switchdev_trans_ph_prepare(trans))
- return 0;
+ if (!(BIT(port) & ocelot->bridge_mask))
+ return;
- if (!(BIT(ocelot_port->chip_port) & ocelot->bridge_mask))
- return 0;
-
- port_cfg = ocelot_read_gix(ocelot, ANA_PORT_PORT_CFG,
- ocelot_port->chip_port);
+ port_cfg = ocelot_read_gix(ocelot, ANA_PORT_PORT_CFG, port);
switch (state) {
case BR_STATE_FORWARDING:
- ocelot->bridge_fwd_mask |= BIT(ocelot_port->chip_port);
- /* Fallthrough */
+ ocelot->bridge_fwd_mask |= BIT(port);
+ fallthrough;
case BR_STATE_LEARNING:
port_cfg |= ANA_PORT_PORT_CFG_LEARN_ENA;
break;
default:
port_cfg &= ~ANA_PORT_PORT_CFG_LEARN_ENA;
- ocelot->bridge_fwd_mask &= ~BIT(ocelot_port->chip_port);
+ ocelot->bridge_fwd_mask &= ~BIT(port);
break;
}
- ocelot_write_gix(ocelot, port_cfg, ANA_PORT_PORT_CFG,
- ocelot_port->chip_port);
+ ocelot_write_gix(ocelot, port_cfg, ANA_PORT_PORT_CFG, port);
/* Apply FWD mask. The loop is needed to add/remove the current port as
* a source for the other ports.
*/
- for (port = 0; port < ocelot->num_phys_ports; port++) {
- if (ocelot->bridge_fwd_mask & BIT(port)) {
- unsigned long mask = ocelot->bridge_fwd_mask & ~BIT(port);
+ for (p = 0; p < ocelot->num_phys_ports; p++) {
+ if (ocelot->bridge_fwd_mask & BIT(p)) {
+ unsigned long mask = ocelot->bridge_fwd_mask & ~BIT(p);
for (i = 0; i < ocelot->num_phys_ports; i++) {
unsigned long bond_mask = ocelot->lags[i];
@@ -1077,120 +980,35 @@
if (!bond_mask)
continue;
- if (bond_mask & BIT(port)) {
+ if (bond_mask & BIT(p)) {
mask &= ~bond_mask;
break;
}
}
- ocelot_write_rix(ocelot,
- BIT(ocelot->num_phys_ports) | mask,
- ANA_PGID_PGID, PGID_SRC + port);
+ ocelot_write_rix(ocelot, mask,
+ ANA_PGID_PGID, PGID_SRC + p);
} else {
- /* Only the CPU port, this is compatible with link
- * aggregation.
- */
- ocelot_write_rix(ocelot,
- BIT(ocelot->num_phys_ports),
- ANA_PGID_PGID, PGID_SRC + port);
+ ocelot_write_rix(ocelot, 0,
+ ANA_PGID_PGID, PGID_SRC + p);
}
}
-
- return 0;
}
+EXPORT_SYMBOL(ocelot_bridge_stp_state_set);
-static void ocelot_port_attr_ageing_set(struct ocelot_port *ocelot_port,
- unsigned long ageing_clock_t)
+void ocelot_set_ageing_time(struct ocelot *ocelot, unsigned int msecs)
{
- struct ocelot *ocelot = ocelot_port->ocelot;
- unsigned long ageing_jiffies = clock_t_to_jiffies(ageing_clock_t);
- u32 ageing_time = jiffies_to_msecs(ageing_jiffies) / 1000;
+ unsigned int age_period = ANA_AUTOAGE_AGE_PERIOD(msecs / 2000);
- ocelot_write(ocelot, ANA_AUTOAGE_AGE_PERIOD(ageing_time / 2),
- ANA_AUTOAGE);
+ /* Setting AGE_PERIOD to zero effectively disables automatic aging,
+ * which is clearly not what our intention is. So avoid that.
+ */
+ if (!age_period)
+ age_period = 1;
+
+ ocelot_rmw(ocelot, age_period, ANA_AUTOAGE_AGE_PERIOD_M, ANA_AUTOAGE);
}
-
-static void ocelot_port_attr_mc_set(struct ocelot_port *port, bool mc)
-{
- struct ocelot *ocelot = port->ocelot;
- u32 val = ocelot_read_gix(ocelot, ANA_PORT_CPU_FWD_CFG,
- port->chip_port);
-
- if (mc)
- val |= ANA_PORT_CPU_FWD_CFG_CPU_IGMP_REDIR_ENA |
- ANA_PORT_CPU_FWD_CFG_CPU_MLD_REDIR_ENA |
- ANA_PORT_CPU_FWD_CFG_CPU_IPMC_CTRL_COPY_ENA;
- else
- val &= ~(ANA_PORT_CPU_FWD_CFG_CPU_IGMP_REDIR_ENA |
- ANA_PORT_CPU_FWD_CFG_CPU_MLD_REDIR_ENA |
- ANA_PORT_CPU_FWD_CFG_CPU_IPMC_CTRL_COPY_ENA);
-
- ocelot_write_gix(ocelot, val, ANA_PORT_CPU_FWD_CFG, port->chip_port);
-}
-
-static int ocelot_port_attr_set(struct net_device *dev,
- const struct switchdev_attr *attr,
- struct switchdev_trans *trans)
-{
- struct ocelot_port *ocelot_port = netdev_priv(dev);
- int err = 0;
-
- switch (attr->id) {
- case SWITCHDEV_ATTR_ID_PORT_STP_STATE:
- ocelot_port_attr_stp_state_set(ocelot_port, trans,
- attr->u.stp_state);
- break;
- case SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME:
- ocelot_port_attr_ageing_set(ocelot_port, attr->u.ageing_time);
- break;
- case SWITCHDEV_ATTR_ID_BRIDGE_VLAN_FILTERING:
- ocelot_port->vlan_aware = attr->u.vlan_filtering;
- ocelot_vlan_port_apply(ocelot_port->ocelot, ocelot_port);
- break;
- case SWITCHDEV_ATTR_ID_BRIDGE_MC_DISABLED:
- ocelot_port_attr_mc_set(ocelot_port, !attr->u.mc_disabled);
- break;
- default:
- err = -EOPNOTSUPP;
- break;
- }
-
- return err;
-}
-
-static int ocelot_port_obj_add_vlan(struct net_device *dev,
- const struct switchdev_obj_port_vlan *vlan,
- struct switchdev_trans *trans)
-{
- int ret;
- u16 vid;
-
- for (vid = vlan->vid_begin; vid <= vlan->vid_end; vid++) {
- ret = ocelot_vlan_vid_add(dev, vid,
- vlan->flags & BRIDGE_VLAN_INFO_PVID,
- vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED);
- if (ret)
- return ret;
- }
-
- return 0;
-}
-
-static int ocelot_port_vlan_del_vlan(struct net_device *dev,
- const struct switchdev_obj_port_vlan *vlan)
-{
- int ret;
- u16 vid;
-
- for (vid = vlan->vid_begin; vid <= vlan->vid_end; vid++) {
- ret = ocelot_vlan_vid_del(dev, vid);
-
- if (ret)
- return ret;
- }
-
- return 0;
-}
+EXPORT_SYMBOL(ocelot_set_ageing_time);
static struct ocelot_multicast *ocelot_multicast_get(struct ocelot *ocelot,
const unsigned char *addr,
@@ -1206,139 +1024,156 @@
return NULL;
}
-static int ocelot_port_obj_add_mdb(struct net_device *dev,
- const struct switchdev_obj_port_mdb *mdb,
- struct switchdev_trans *trans)
+static enum macaccess_entry_type ocelot_classify_mdb(const unsigned char *addr)
{
- struct ocelot_port *port = netdev_priv(dev);
- struct ocelot *ocelot = port->ocelot;
- struct ocelot_multicast *mc;
+ if (addr[0] == 0x01 && addr[1] == 0x00 && addr[2] == 0x5e)
+ return ENTRYTYPE_MACv4;
+ if (addr[0] == 0x33 && addr[1] == 0x33)
+ return ENTRYTYPE_MACv6;
+ return ENTRYTYPE_NORMAL;
+}
+
+static int ocelot_mdb_get_pgid(struct ocelot *ocelot,
+ enum macaccess_entry_type entry_type)
+{
+ int pgid;
+
+ /* According to VSC7514 datasheet 3.9.1.5 IPv4 Multicast Entries and
+ * 3.9.1.6 IPv6 Multicast Entries, "Instead of a lookup in the
+ * destination mask table (PGID), the destination set is programmed as
+ * part of the entry MAC address.", and the DEST_IDX is set to 0.
+ */
+ if (entry_type == ENTRYTYPE_MACv4 ||
+ entry_type == ENTRYTYPE_MACv6)
+ return 0;
+
+ for_each_nonreserved_multicast_dest_pgid(ocelot, pgid) {
+ struct ocelot_multicast *mc;
+ bool used = false;
+
+ list_for_each_entry(mc, &ocelot->multicast, list) {
+ if (mc->pgid == pgid) {
+ used = true;
+ break;
+ }
+ }
+
+ if (!used)
+ return pgid;
+ }
+
+ return -1;
+}
+
+static void ocelot_encode_ports_to_mdb(unsigned char *addr,
+ struct ocelot_multicast *mc,
+ enum macaccess_entry_type entry_type)
+{
+ memcpy(addr, mc->addr, ETH_ALEN);
+
+ if (entry_type == ENTRYTYPE_MACv4) {
+ addr[0] = 0;
+ addr[1] = mc->ports >> 8;
+ addr[2] = mc->ports & 0xff;
+ } else if (entry_type == ENTRYTYPE_MACv6) {
+ addr[0] = mc->ports >> 8;
+ addr[1] = mc->ports & 0xff;
+ }
+}
+
+int ocelot_port_mdb_add(struct ocelot *ocelot, int port,
+ const struct switchdev_obj_port_mdb *mdb)
+{
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
+ enum macaccess_entry_type entry_type;
unsigned char addr[ETH_ALEN];
+ struct ocelot_multicast *mc;
u16 vid = mdb->vid;
bool new = false;
+ if (port == ocelot->npi)
+ port = ocelot->num_phys_ports;
+
if (!vid)
- vid = port->pvid;
+ vid = ocelot_port->pvid;
+
+ entry_type = ocelot_classify_mdb(mdb->addr);
mc = ocelot_multicast_get(ocelot, mdb->addr, vid);
if (!mc) {
+ int pgid = ocelot_mdb_get_pgid(ocelot, entry_type);
+
+ if (pgid < 0) {
+ dev_err(ocelot->dev,
+ "No more PGIDs available for mdb %pM vid %d\n",
+ mdb->addr, vid);
+ return -ENOSPC;
+ }
+
mc = devm_kzalloc(ocelot->dev, sizeof(*mc), GFP_KERNEL);
if (!mc)
return -ENOMEM;
memcpy(mc->addr, mdb->addr, ETH_ALEN);
mc->vid = vid;
+ mc->pgid = pgid;
list_add_tail(&mc->list, &ocelot->multicast);
new = true;
}
- memcpy(addr, mc->addr, ETH_ALEN);
- addr[0] = 0;
-
if (!new) {
- addr[2] = mc->ports << 0;
- addr[1] = mc->ports << 8;
+ ocelot_encode_ports_to_mdb(addr, mc, entry_type);
ocelot_mact_forget(ocelot, addr, vid);
}
- mc->ports |= BIT(port->chip_port);
- addr[2] = mc->ports << 0;
- addr[1] = mc->ports << 8;
+ mc->ports |= BIT(port);
+ ocelot_encode_ports_to_mdb(addr, mc, entry_type);
- return ocelot_mact_learn(ocelot, 0, addr, vid, ENTRYTYPE_MACv4);
+ return ocelot_mact_learn(ocelot, mc->pgid, addr, vid, entry_type);
}
+EXPORT_SYMBOL(ocelot_port_mdb_add);
-static int ocelot_port_obj_del_mdb(struct net_device *dev,
- const struct switchdev_obj_port_mdb *mdb)
+int ocelot_port_mdb_del(struct ocelot *ocelot, int port,
+ const struct switchdev_obj_port_mdb *mdb)
{
- struct ocelot_port *port = netdev_priv(dev);
- struct ocelot *ocelot = port->ocelot;
- struct ocelot_multicast *mc;
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
+ enum macaccess_entry_type entry_type;
unsigned char addr[ETH_ALEN];
+ struct ocelot_multicast *mc;
u16 vid = mdb->vid;
+ if (port == ocelot->npi)
+ port = ocelot->num_phys_ports;
+
if (!vid)
- vid = port->pvid;
+ vid = ocelot_port->pvid;
mc = ocelot_multicast_get(ocelot, mdb->addr, vid);
if (!mc)
return -ENOENT;
- memcpy(addr, mc->addr, ETH_ALEN);
- addr[2] = mc->ports << 0;
- addr[1] = mc->ports << 8;
- addr[0] = 0;
+ entry_type = ocelot_classify_mdb(mdb->addr);
+
+ ocelot_encode_ports_to_mdb(addr, mc, entry_type);
ocelot_mact_forget(ocelot, addr, vid);
- mc->ports &= ~BIT(port->chip_port);
+ mc->ports &= ~BIT(port);
if (!mc->ports) {
list_del(&mc->list);
devm_kfree(ocelot->dev, mc);
return 0;
}
- addr[2] = mc->ports << 0;
- addr[1] = mc->ports << 8;
+ ocelot_encode_ports_to_mdb(addr, mc, entry_type);
- return ocelot_mact_learn(ocelot, 0, addr, vid, ENTRYTYPE_MACv4);
+ return ocelot_mact_learn(ocelot, mc->pgid, addr, vid, entry_type);
}
+EXPORT_SYMBOL(ocelot_port_mdb_del);
-static int ocelot_port_obj_add(struct net_device *dev,
- const struct switchdev_obj *obj,
- struct switchdev_trans *trans)
+int ocelot_port_bridge_join(struct ocelot *ocelot, int port,
+ struct net_device *bridge)
{
- int ret = 0;
-
- switch (obj->id) {
- case SWITCHDEV_OBJ_ID_PORT_VLAN:
- ret = ocelot_port_obj_add_vlan(dev,
- SWITCHDEV_OBJ_PORT_VLAN(obj),
- trans);
- break;
- case SWITCHDEV_OBJ_ID_PORT_MDB:
- ret = ocelot_port_obj_add_mdb(dev, SWITCHDEV_OBJ_PORT_MDB(obj),
- trans);
- break;
- default:
- return -EOPNOTSUPP;
- }
-
- return ret;
-}
-
-static int ocelot_port_obj_del(struct net_device *dev,
- const struct switchdev_obj *obj)
-{
- int ret = 0;
-
- switch (obj->id) {
- case SWITCHDEV_OBJ_ID_PORT_VLAN:
- ret = ocelot_port_vlan_del_vlan(dev,
- SWITCHDEV_OBJ_PORT_VLAN(obj));
- break;
- case SWITCHDEV_OBJ_ID_PORT_MDB:
- ret = ocelot_port_obj_del_mdb(dev, SWITCHDEV_OBJ_PORT_MDB(obj));
- break;
- default:
- return -EOPNOTSUPP;
- }
-
- return ret;
-}
-
-static const struct switchdev_ops ocelot_port_switchdev_ops = {
- .switchdev_port_attr_get = ocelot_port_attr_get,
- .switchdev_port_attr_set = ocelot_port_attr_set,
- .switchdev_port_obj_add = ocelot_port_obj_add,
- .switchdev_port_obj_del = ocelot_port_obj_del,
-};
-
-static int ocelot_port_bridge_join(struct ocelot_port *ocelot_port,
- struct net_device *bridge)
-{
- struct ocelot *ocelot = ocelot_port->ocelot;
-
if (!ocelot->bridge_mask) {
ocelot->hw_bridge_dev = bridge;
} else {
@@ -1348,36 +1183,47 @@
return -ENODEV;
}
- ocelot->bridge_mask |= BIT(ocelot_port->chip_port);
+ ocelot->bridge_mask |= BIT(port);
return 0;
}
+EXPORT_SYMBOL(ocelot_port_bridge_join);
-static void ocelot_port_bridge_leave(struct ocelot_port *ocelot_port,
- struct net_device *bridge)
+int ocelot_port_bridge_leave(struct ocelot *ocelot, int port,
+ struct net_device *bridge)
{
- struct ocelot *ocelot = ocelot_port->ocelot;
+ struct switchdev_trans trans;
+ int ret;
- ocelot->bridge_mask &= ~BIT(ocelot_port->chip_port);
+ ocelot->bridge_mask &= ~BIT(port);
if (!ocelot->bridge_mask)
ocelot->hw_bridge_dev = NULL;
- /* Clear bridge vlan settings before calling ocelot_vlan_port_apply */
- ocelot_port->vlan_aware = 0;
- ocelot_port->pvid = 0;
- ocelot_port->vid = 0;
+ trans.ph_prepare = true;
+ ret = ocelot_port_vlan_filtering(ocelot, port, false, &trans);
+ if (ret)
+ return ret;
+
+ trans.ph_prepare = false;
+ ret = ocelot_port_vlan_filtering(ocelot, port, false, &trans);
+ if (ret)
+ return ret;
+
+ ocelot_port_set_pvid(ocelot, port, 0);
+ return ocelot_port_set_native_vlan(ocelot, port, 0);
}
+EXPORT_SYMBOL(ocelot_port_bridge_leave);
static void ocelot_set_aggr_pgids(struct ocelot *ocelot)
{
int i, port, lag;
/* Reset destination and aggregation PGIDS */
- for (port = 0; port < ocelot->num_phys_ports; port++)
+ for_each_unicast_dest_pgid(ocelot, port)
ocelot_write_rix(ocelot, BIT(port), ANA_PGID_PGID, port);
- for (i = PGID_AGGR; i < PGID_SRC; i++)
+ for_each_aggr_pgid(ocelot, i)
ocelot_write_rix(ocelot, GENMASK(ocelot->num_phys_ports - 1, 0),
ANA_PGID_PGID, i);
@@ -1399,7 +1245,7 @@
aggr_count++;
}
- for (i = PGID_AGGR; i < PGID_SRC; i++) {
+ for_each_aggr_pgid(ocelot, i) {
u32 ac;
ac = ocelot_read_rix(ocelot, ANA_PGID_PGID, i);
@@ -1427,20 +1273,18 @@
}
}
-static int ocelot_port_lag_join(struct ocelot_port *ocelot_port,
- struct net_device *bond)
+int ocelot_port_lag_join(struct ocelot *ocelot, int port,
+ struct net_device *bond)
{
- struct ocelot *ocelot = ocelot_port->ocelot;
- int p = ocelot_port->chip_port;
- int lag, lp;
struct net_device *ndev;
u32 bond_mask = 0;
+ int lag, lp;
rcu_read_lock();
for_each_netdev_in_bond_rcu(bond, ndev) {
- struct ocelot_port *port = netdev_priv(ndev);
+ struct ocelot_port_private *priv = netdev_priv(ndev);
- bond_mask |= BIT(port->chip_port);
+ bond_mask |= BIT(priv->chip_port);
}
rcu_read_unlock();
@@ -1449,17 +1293,17 @@
/* If the new port is the lowest one, use it as the logical port from
* now on
*/
- if (p == lp) {
- lag = p;
- ocelot->lags[p] = bond_mask;
- bond_mask &= ~BIT(p);
+ if (port == lp) {
+ lag = port;
+ ocelot->lags[port] = bond_mask;
+ bond_mask &= ~BIT(port);
if (bond_mask) {
lp = __ffs(bond_mask);
ocelot->lags[lp] = 0;
}
} else {
lag = lp;
- ocelot->lags[lp] |= BIT(p);
+ ocelot->lags[lp] |= BIT(port);
}
ocelot_setup_lag(ocelot, lag);
@@ -1467,181 +1311,198 @@
return 0;
}
+EXPORT_SYMBOL(ocelot_port_lag_join);
-static void ocelot_port_lag_leave(struct ocelot_port *ocelot_port,
- struct net_device *bond)
+void ocelot_port_lag_leave(struct ocelot *ocelot, int port,
+ struct net_device *bond)
{
- struct ocelot *ocelot = ocelot_port->ocelot;
- int p = ocelot_port->chip_port;
u32 port_cfg;
int i;
/* Remove port from any lag */
for (i = 0; i < ocelot->num_phys_ports; i++)
- ocelot->lags[i] &= ~BIT(ocelot_port->chip_port);
+ ocelot->lags[i] &= ~BIT(port);
/* if it was the logical port of the lag, move the lag config to the
* next port
*/
- if (ocelot->lags[p]) {
- int n = __ffs(ocelot->lags[p]);
+ if (ocelot->lags[port]) {
+ int n = __ffs(ocelot->lags[port]);
- ocelot->lags[n] = ocelot->lags[p];
- ocelot->lags[p] = 0;
+ ocelot->lags[n] = ocelot->lags[port];
+ ocelot->lags[port] = 0;
ocelot_setup_lag(ocelot, n);
}
- port_cfg = ocelot_read_gix(ocelot, ANA_PORT_PORT_CFG, p);
+ port_cfg = ocelot_read_gix(ocelot, ANA_PORT_PORT_CFG, port);
port_cfg &= ~ANA_PORT_PORT_CFG_PORTID_VAL_M;
- ocelot_write_gix(ocelot, port_cfg | ANA_PORT_PORT_CFG_PORTID_VAL(p),
- ANA_PORT_PORT_CFG, p);
+ ocelot_write_gix(ocelot, port_cfg | ANA_PORT_PORT_CFG_PORTID_VAL(port),
+ ANA_PORT_PORT_CFG, port);
ocelot_set_aggr_pgids(ocelot);
}
+EXPORT_SYMBOL(ocelot_port_lag_leave);
-/* Checks if the net_device instance given to us originate from our driver. */
-static bool ocelot_netdevice_dev_check(const struct net_device *dev)
+/* Configure the maximum SDU (L2 payload) on RX to the value specified in @sdu.
+ * The length of VLAN tags is accounted for automatically via DEV_MAC_TAGS_CFG.
+ * In the special case that it's the NPI port that we're configuring, the
+ * length of the tag and optional prefix needs to be accounted for privately,
+ * in order to be able to sustain communication at the requested @sdu.
+ */
+void ocelot_port_set_maxlen(struct ocelot *ocelot, int port, size_t sdu)
{
- return dev->netdev_ops == &ocelot_port_netdev_ops;
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
+ int maxlen = sdu + ETH_HLEN + ETH_FCS_LEN;
+ int pause_start, pause_stop;
+ int atop, atop_tot;
+
+ if (port == ocelot->npi) {
+ maxlen += OCELOT_TAG_LEN;
+
+ if (ocelot->inj_prefix == OCELOT_TAG_PREFIX_SHORT)
+ maxlen += OCELOT_SHORT_PREFIX_LEN;
+ else if (ocelot->inj_prefix == OCELOT_TAG_PREFIX_LONG)
+ maxlen += OCELOT_LONG_PREFIX_LEN;
+ }
+
+ ocelot_port_writel(ocelot_port, maxlen, DEV_MAC_MAXLEN_CFG);
+
+ /* Set Pause watermark hysteresis */
+ pause_start = 6 * maxlen / OCELOT_BUFFER_CELL_SZ;
+ pause_stop = 4 * maxlen / OCELOT_BUFFER_CELL_SZ;
+ ocelot_fields_write(ocelot, port, SYS_PAUSE_CFG_PAUSE_START,
+ pause_start);
+ ocelot_fields_write(ocelot, port, SYS_PAUSE_CFG_PAUSE_STOP,
+ pause_stop);
+
+ /* Tail dropping watermarks */
+ atop_tot = (ocelot->shared_queue_sz - 9 * maxlen) /
+ OCELOT_BUFFER_CELL_SZ;
+ atop = (9 * maxlen) / OCELOT_BUFFER_CELL_SZ;
+ ocelot_write_rix(ocelot, ocelot->ops->wm_enc(atop), SYS_ATOP, port);
+ ocelot_write(ocelot, ocelot->ops->wm_enc(atop_tot), SYS_ATOP_TOT_CFG);
}
+EXPORT_SYMBOL(ocelot_port_set_maxlen);
-static int ocelot_netdevice_port_event(struct net_device *dev,
- unsigned long event,
- struct netdev_notifier_changeupper_info *info)
+int ocelot_get_max_mtu(struct ocelot *ocelot, int port)
{
- struct ocelot_port *ocelot_port = netdev_priv(dev);
- int err = 0;
+ int max_mtu = 65535 - ETH_HLEN - ETH_FCS_LEN;
- switch (event) {
- case NETDEV_CHANGEUPPER:
- if (netif_is_bridge_master(info->upper_dev)) {
- if (info->linking)
- err = ocelot_port_bridge_join(ocelot_port,
- info->upper_dev);
- else
- ocelot_port_bridge_leave(ocelot_port,
- info->upper_dev);
+ if (port == ocelot->npi) {
+ max_mtu -= OCELOT_TAG_LEN;
- ocelot_vlan_port_apply(ocelot_port->ocelot,
- ocelot_port);
- }
- if (netif_is_lag_master(info->upper_dev)) {
- if (info->linking)
- err = ocelot_port_lag_join(ocelot_port,
- info->upper_dev);
- else
- ocelot_port_lag_leave(ocelot_port,
- info->upper_dev);
- }
- break;
- default:
- break;
+ if (ocelot->inj_prefix == OCELOT_TAG_PREFIX_SHORT)
+ max_mtu -= OCELOT_SHORT_PREFIX_LEN;
+ else if (ocelot->inj_prefix == OCELOT_TAG_PREFIX_LONG)
+ max_mtu -= OCELOT_LONG_PREFIX_LEN;
}
- return err;
+ return max_mtu;
}
+EXPORT_SYMBOL(ocelot_get_max_mtu);
-static int ocelot_netdevice_event(struct notifier_block *unused,
- unsigned long event, void *ptr)
+void ocelot_init_port(struct ocelot *ocelot, int port)
{
- struct netdev_notifier_changeupper_info *info = ptr;
- struct net_device *dev = netdev_notifier_info_to_dev(ptr);
- int ret = 0;
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
- if (event == NETDEV_PRECHANGEUPPER &&
- ocelot_netdevice_dev_check(dev) &&
- netif_is_lag_master(info->upper_dev)) {
- struct netdev_lag_upper_info *lag_upper_info = info->upper_info;
- struct netlink_ext_ack *extack;
-
- if (lag_upper_info &&
- lag_upper_info->tx_type != NETDEV_LAG_TX_TYPE_HASH) {
- extack = netdev_notifier_info_to_extack(&info->info);
- NL_SET_ERR_MSG_MOD(extack, "LAG device using unsupported Tx type");
-
- ret = -EINVAL;
- goto notify;
- }
- }
-
- if (netif_is_lag_master(dev)) {
- struct net_device *slave;
- struct list_head *iter;
-
- netdev_for_each_lower_dev(dev, slave, iter) {
- ret = ocelot_netdevice_port_event(slave, event, info);
- if (ret)
- goto notify;
- }
- } else {
- ret = ocelot_netdevice_port_event(dev, event, info);
- }
-
-notify:
- return notifier_from_errno(ret);
-}
-
-struct notifier_block ocelot_netdevice_nb __read_mostly = {
- .notifier_call = ocelot_netdevice_event,
-};
-EXPORT_SYMBOL(ocelot_netdevice_nb);
-
-int ocelot_probe_port(struct ocelot *ocelot, u8 port,
- void __iomem *regs,
- struct phy_device *phy)
-{
- struct ocelot_port *ocelot_port;
- struct net_device *dev;
- int err;
-
- dev = alloc_etherdev(sizeof(struct ocelot_port));
- if (!dev)
- return -ENOMEM;
- SET_NETDEV_DEV(dev, ocelot->dev);
- ocelot_port = netdev_priv(dev);
- ocelot_port->dev = dev;
- ocelot_port->ocelot = ocelot;
- ocelot_port->regs = regs;
- ocelot_port->chip_port = port;
- ocelot_port->phy = phy;
- INIT_LIST_HEAD(&ocelot_port->mc);
- ocelot->ports[port] = ocelot_port;
-
- dev->netdev_ops = &ocelot_port_netdev_ops;
- dev->ethtool_ops = &ocelot_ethtool_ops;
- dev->switchdev_ops = &ocelot_port_switchdev_ops;
-
- dev->hw_features |= NETIF_F_HW_VLAN_CTAG_FILTER;
- dev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
-
- memcpy(dev->dev_addr, ocelot->base_mac, ETH_ALEN);
- dev->dev_addr[ETH_ALEN - 1] += port;
- ocelot_mact_learn(ocelot, PGID_CPU, dev->dev_addr, ocelot_port->pvid,
- ENTRYTYPE_LOCKED);
-
- err = register_netdev(dev);
- if (err) {
- dev_err(ocelot->dev, "register_netdev failed\n");
- goto err_register_netdev;
- }
+ skb_queue_head_init(&ocelot_port->tx_skbs);
+ spin_lock_init(&ocelot_port->ts_id_lock);
/* Basic L2 initialization */
- ocelot_vlan_port_apply(ocelot, ocelot_port);
- return 0;
+ /* Set MAC IFG Gaps
+ * FDX: TX_IFG = 5, RX_IFG1 = RX_IFG2 = 0
+ * !FDX: TX_IFG = 5, RX_IFG1 = RX_IFG2 = 5
+ */
+ ocelot_port_writel(ocelot_port, DEV_MAC_IFG_CFG_TX_IFG(5),
+ DEV_MAC_IFG_CFG);
-err_register_netdev:
- free_netdev(dev);
- return err;
+ /* Load seed (0) and set MAC HDX late collision */
+ ocelot_port_writel(ocelot_port, DEV_MAC_HDX_CFG_LATE_COL_POS(67) |
+ DEV_MAC_HDX_CFG_SEED_LOAD,
+ DEV_MAC_HDX_CFG);
+ mdelay(1);
+ ocelot_port_writel(ocelot_port, DEV_MAC_HDX_CFG_LATE_COL_POS(67),
+ DEV_MAC_HDX_CFG);
+
+ /* Set Max Length and maximum tags allowed */
+ ocelot_port_set_maxlen(ocelot, port, ETH_DATA_LEN);
+ ocelot_port_writel(ocelot_port, DEV_MAC_TAGS_CFG_TAG_ID(ETH_P_8021AD) |
+ DEV_MAC_TAGS_CFG_VLAN_AWR_ENA |
+ DEV_MAC_TAGS_CFG_VLAN_DBL_AWR_ENA |
+ DEV_MAC_TAGS_CFG_VLAN_LEN_AWR_ENA,
+ DEV_MAC_TAGS_CFG);
+
+ /* Set SMAC of Pause frame (00:00:00:00:00:00) */
+ ocelot_port_writel(ocelot_port, 0, DEV_MAC_FC_MAC_HIGH_CFG);
+ ocelot_port_writel(ocelot_port, 0, DEV_MAC_FC_MAC_LOW_CFG);
+
+ /* Enable transmission of pause frames */
+ ocelot_fields_write(ocelot, port, SYS_PAUSE_CFG_PAUSE_ENA, 1);
+
+ /* Drop frames with multicast source address */
+ ocelot_rmw_gix(ocelot, ANA_PORT_DROP_CFG_DROP_MC_SMAC_ENA,
+ ANA_PORT_DROP_CFG_DROP_MC_SMAC_ENA,
+ ANA_PORT_DROP_CFG, port);
+
+ /* Set default VLAN and tag type to 8021Q. */
+ ocelot_rmw_gix(ocelot, REW_PORT_VLAN_CFG_PORT_TPID(ETH_P_8021Q),
+ REW_PORT_VLAN_CFG_PORT_TPID_M,
+ REW_PORT_VLAN_CFG, port);
+
+ /* Enable vcap lookups */
+ ocelot_vcap_enable(ocelot, port);
}
-EXPORT_SYMBOL(ocelot_probe_port);
+EXPORT_SYMBOL(ocelot_init_port);
+
+/* Configure and enable the CPU port module, which is a set of queues
+ * accessible through register MMIO, frame DMA or Ethernet (in case
+ * NPI mode is used).
+ */
+static void ocelot_cpu_port_init(struct ocelot *ocelot)
+{
+ int cpu = ocelot->num_phys_ports;
+
+ /* The unicast destination PGID for the CPU port module is unused */
+ ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, cpu);
+ /* Instead set up a multicast destination PGID for traffic copied to
+ * the CPU. Whitelisted MAC addresses like the port netdevice MAC
+ * addresses will be copied to the CPU via this PGID.
+ */
+ ocelot_write_rix(ocelot, BIT(cpu), ANA_PGID_PGID, PGID_CPU);
+ ocelot_write_gix(ocelot, ANA_PORT_PORT_CFG_RECV_ENA |
+ ANA_PORT_PORT_CFG_PORTID_VAL(cpu),
+ ANA_PORT_PORT_CFG, cpu);
+
+ /* Enable CPU port module */
+ ocelot_fields_write(ocelot, cpu, QSYS_SWITCH_PORT_MODE_PORT_ENA, 1);
+ /* CPU port Injection/Extraction configuration */
+ ocelot_fields_write(ocelot, cpu, SYS_PORT_MODE_INCL_XTR_HDR,
+ ocelot->xtr_prefix);
+ ocelot_fields_write(ocelot, cpu, SYS_PORT_MODE_INCL_INJ_HDR,
+ ocelot->inj_prefix);
+
+ /* Configure the CPU port to be VLAN aware */
+ ocelot_write_gix(ocelot, ANA_PORT_VLAN_CFG_VLAN_VID(0) |
+ ANA_PORT_VLAN_CFG_VLAN_AWARE_ENA |
+ ANA_PORT_VLAN_CFG_VLAN_POP_CNT(1),
+ ANA_PORT_VLAN_CFG, cpu);
+}
int ocelot_init(struct ocelot *ocelot)
{
- u32 port;
- int i, cpu = ocelot->num_phys_ports;
char queue_name[32];
+ int i, ret;
+ u32 port;
+
+ if (ocelot->ops->reset) {
+ ret = ocelot->ops->reset(ocelot);
+ if (ret) {
+ dev_err(ocelot->dev, "Switch reset failed\n");
+ return ret;
+ }
+ }
ocelot->lags = devm_kcalloc(ocelot->dev, ocelot->num_phys_ports,
sizeof(u32), GFP_KERNEL);
@@ -1655,14 +1516,19 @@
return -ENOMEM;
mutex_init(&ocelot->stats_lock);
+ mutex_init(&ocelot->ptp_lock);
+ spin_lock_init(&ocelot->ptp_clock_lock);
snprintf(queue_name, sizeof(queue_name), "%s-stats",
dev_name(ocelot->dev));
ocelot->stats_queue = create_singlethread_workqueue(queue_name);
if (!ocelot->stats_queue)
return -ENOMEM;
+ INIT_LIST_HEAD(&ocelot->multicast);
ocelot_mact_init(ocelot);
ocelot_vlan_init(ocelot);
+ ocelot_vcap_init(ocelot);
+ ocelot_cpu_port_init(ocelot);
for (port = 0; port < ocelot->num_phys_ports; port++) {
/* Clear all counters (5 groups) */
@@ -1695,10 +1561,11 @@
SYS_FRM_AGING_MAX_AGE(307692), SYS_FRM_AGING);
/* Setup flooding PGIDs */
- ocelot_write_rix(ocelot, ANA_FLOODING_FLD_MULTICAST(PGID_MC) |
- ANA_FLOODING_FLD_BROADCAST(PGID_MC) |
- ANA_FLOODING_FLD_UNICAST(PGID_UC),
- ANA_FLOODING, 0);
+ for (i = 0; i < ocelot->num_flooding_pgids; i++)
+ ocelot_write_rix(ocelot, ANA_FLOODING_FLD_MULTICAST(PGID_MC) |
+ ANA_FLOODING_FLD_BROADCAST(PGID_MC) |
+ ANA_FLOODING_FLD_UNICAST(PGID_UC),
+ ANA_FLOODING, i);
ocelot_write(ocelot, ANA_FLOODING_IPMC_FLD_MC6_DATA(PGID_MCIPV6) |
ANA_FLOODING_IPMC_FLD_MC6_CTRL(PGID_MC) |
ANA_FLOODING_IPMC_FLD_MC4_DATA(PGID_MCIPV4) |
@@ -1717,15 +1584,8 @@
ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, PGID_SRC + port);
}
- /* Configure and enable the CPU port. */
- ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, cpu);
- ocelot_write_rix(ocelot, BIT(cpu), ANA_PGID_PGID, PGID_CPU);
- ocelot_write_gix(ocelot, ANA_PORT_PORT_CFG_RECV_ENA |
- ANA_PORT_PORT_CFG_PORTID_VAL(cpu),
- ANA_PORT_PORT_CFG, cpu);
-
/* Allow broadcast MAC frames. */
- for (i = ocelot->num_phys_ports + 1; i < PGID_CPU; i++) {
+ for_each_nonreserved_multicast_dest_pgid(ocelot, i) {
u32 val = ANA_PGID_PGID_PGID(GENMASK(ocelot->num_phys_ports - 1, 0));
ocelot_write_rix(ocelot, val, ANA_PGID_PGID, i);
@@ -1733,16 +1593,13 @@
ocelot_write_rix(ocelot,
ANA_PGID_PGID_PGID(GENMASK(ocelot->num_phys_ports, 0)),
ANA_PGID_PGID, PGID_MC);
- ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, PGID_MCIPV4);
- ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, PGID_MCIPV6);
+ ocelot_write_rix(ocelot,
+ ANA_PGID_PGID_PGID(GENMASK(ocelot->num_phys_ports, 0)),
+ ANA_PGID_PGID, PGID_MCIPV4);
+ ocelot_write_rix(ocelot,
+ ANA_PGID_PGID_PGID(GENMASK(ocelot->num_phys_ports, 0)),
+ ANA_PGID_PGID, PGID_MCIPV6);
- /* CPU port Injection/Extraction configuration */
- ocelot_write_rix(ocelot, QSYS_SWITCH_PORT_MODE_INGRESS_DROP_MODE |
- QSYS_SWITCH_PORT_MODE_SCH_NEXT_CFG(1) |
- QSYS_SWITCH_PORT_MODE_PORT_ENA,
- QSYS_SWITCH_PORT_MODE, cpu);
- ocelot_write_rix(ocelot, SYS_PORT_MODE_INCL_XTR_HDR(1) |
- SYS_PORT_MODE_INCL_INJ_HDR(1), SYS_PORT_MODE, cpu);
/* Allow manual injection via DEVCPU_QS registers, and byte swap these
* registers endianness.
*/
@@ -1764,9 +1621,10 @@
ANA_CPUQ_8021_CFG_CPUQ_BPDU_VAL(6),
ANA_CPUQ_8021_CFG, i);
- INIT_DELAYED_WORK(&ocelot->stats_work, ocelot_check_stats);
+ INIT_DELAYED_WORK(&ocelot->stats_work, ocelot_check_stats_work);
queue_delayed_work(ocelot->stats_queue, &ocelot->stats_work,
OCELOT_STATS_CHECK_DELAY);
+
return 0;
}
EXPORT_SYMBOL(ocelot_init);
@@ -1779,4 +1637,12 @@
}
EXPORT_SYMBOL(ocelot_deinit);
+void ocelot_deinit_port(struct ocelot *ocelot, int port)
+{
+ struct ocelot_port *ocelot_port = ocelot->ports[port];
+
+ skb_queue_purge(&ocelot_port->tx_skbs);
+}
+EXPORT_SYMBOL(ocelot_deinit_port);
+
MODULE_LICENSE("Dual MIT/GPL");
--
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