+++ /dev/null
-/*
- * Ralink RT305x SoC platform device registration
- *
- * Copyright (C) 2010 Gabor Juhos <juhosg@openwrt.org>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- */
-
-#ifndef _RT305X_ESW_PLATFORM_H
-#define _RT305X_ESW_PLATFORM_H
-
-enum {
- RT305X_ESW_VLAN_CONFIG_NONE = 0,
- RT305X_ESW_VLAN_CONFIG_LLLLW,
- RT305X_ESW_VLAN_CONFIG_WLLLL,
-};
-
-struct rt305x_esw_platform_data
-{
- u8 vlan_config;
- u32 reg_initval_fct2;
- u32 reg_initval_fpa2;
-};
-
-#endif /* _RT305X_ESW_PLATFORM_H */
+++ /dev/null
-config NET_RALINK
- tristate "Ralink ethernet driver"
- depends on RALINK
- help
- This driver supports the ethernet mac inside the ralink wisocs
-
-if NET_RALINK
-choice
- prompt "MAC type"
-
-config NET_RALINK_RT288X
- bool "RT288X"
- depends on SOC_RT288X
-
-config NET_RALINK_RT305X
- bool "RT305X"
- depends on (SOC_RT305X || SOC_MT7620)
-
-config NET_RALINK_RT3883
- bool "RT3883"
- depends on SOC_RT3883
-
-config NET_RALINK_MT7620
- bool "MT7620"
- depends on (SOC_MT7620 || SOC_MT7621)
-
-endchoice
-
-config NET_RALINK_MDIO
- def_bool NET_RALINK
- depends on (NET_RALINK_RT288X || NET_RALINK_RT3883 || NET_RALINK_MT7620 || NET_RALINK_MT7621)
- select PHYLIB
-
-config NET_RALINK_MDIO_RT2880
- def_bool NET_RALINK
- depends on (NET_RALINK_RT288X || NET_RALINK_RT3883)
- select NET_RALINK_MDIO
-
-config NET_RALINK_ESW_RT3052
- def_bool NET_RALINK
- depends on NET_RALINK_RT305X
- select PHYLIB
- select SWCONFIG
-
-config NET_RALINK_GSW_MT7620
- def_bool NET_RALINK
- depends on NET_RALINK_MT7620 || NET_RALINK_MT7621
- select NET_RALINK_MDIO
- select PHYLIB
- select SWCONFIG
-endif
+++ /dev/null
-#
-# Makefile for the Ralink SoCs built-in ethernet macs
-#
-
-ralink-eth-y += ralink_soc_eth.o ralink_ethtool.o
-
-ralink-eth-$(CONFIG_NET_RALINK_MDIO) += mdio.o
-ralink-eth-$(CONFIG_NET_RALINK_MDIO_RT2880) += mdio_rt2880.o
-
-ralink-eth-$(CONFIG_NET_RALINK_ESW_RT3052) += esw_rt3052.o
-ralink-eth-$(CONFIG_NET_RALINK_GSW_MT7620) += gsw_mt7620a.o mt7530.o
-
-ralink-eth-$(CONFIG_NET_RALINK_RT288X) += soc_rt2880.o
-ralink-eth-$(CONFIG_NET_RALINK_RT305X) += soc_rt305x.o
-ralink-eth-$(CONFIG_NET_RALINK_RT3883) += soc_rt3883.o
-ralink-eth-$(CONFIG_NET_RALINK_MT7620) += soc_mt7620.o
-ralink-eth-$(CONFIG_NET_RALINK_MT7621) += soc_mt7621.o
-
-obj-$(CONFIG_NET_RALINK) += ralink-eth.o
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- * Copyright (C) 2009-2013 John Crispin <blogic@openwrt.org>
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/dma-mapping.h>
-#include <linux/init.h>
-#include <linux/skbuff.h>
-#include <linux/etherdevice.h>
-#include <linux/ethtool.h>
-#include <linux/platform_device.h>
-#include <linux/of_device.h>
-#include <linux/clk.h>
-#include <linux/of_net.h>
-#include <linux/of_mdio.h>
-
-#include <asm/mach-ralink/ralink_regs.h>
-
-#include "ralink_soc_eth.h"
-
-#include <linux/ioport.h>
-#include <linux/switch.h>
-#include <linux/mii.h>
-
-#include <ralink_regs.h>
-
-#include <asm/mach-ralink/rt305x_esw_platform.h>
-
-/*
- * HW limitations for this switch:
- * - No large frame support (PKT_MAX_LEN at most 1536)
- * - Can't have untagged vlan and tagged vlan on one port at the same time,
- * though this might be possible using the undocumented PPE.
- */
-
-#define RT305X_ESW_REG_ISR 0x00
-#define RT305X_ESW_REG_IMR 0x04
-#define RT305X_ESW_REG_FCT0 0x08
-#define RT305X_ESW_REG_PFC1 0x14
-#define RT305X_ESW_REG_ATS 0x24
-#define RT305X_ESW_REG_ATS0 0x28
-#define RT305X_ESW_REG_ATS1 0x2c
-#define RT305X_ESW_REG_ATS2 0x30
-#define RT305X_ESW_REG_PVIDC(_n) (0x40 + 4 * (_n))
-#define RT305X_ESW_REG_VLANI(_n) (0x50 + 4 * (_n))
-#define RT305X_ESW_REG_VMSC(_n) (0x70 + 4 * (_n))
-#define RT305X_ESW_REG_POA 0x80
-#define RT305X_ESW_REG_FPA 0x84
-#define RT305X_ESW_REG_SOCPC 0x8c
-#define RT305X_ESW_REG_POC0 0x90
-#define RT305X_ESW_REG_POC1 0x94
-#define RT305X_ESW_REG_POC2 0x98
-#define RT305X_ESW_REG_SGC 0x9c
-#define RT305X_ESW_REG_STRT 0xa0
-#define RT305X_ESW_REG_PCR0 0xc0
-#define RT305X_ESW_REG_PCR1 0xc4
-#define RT305X_ESW_REG_FPA2 0xc8
-#define RT305X_ESW_REG_FCT2 0xcc
-#define RT305X_ESW_REG_SGC2 0xe4
-#define RT305X_ESW_REG_P0LED 0xa4
-#define RT305X_ESW_REG_P1LED 0xa8
-#define RT305X_ESW_REG_P2LED 0xac
-#define RT305X_ESW_REG_P3LED 0xb0
-#define RT305X_ESW_REG_P4LED 0xb4
-#define RT305X_ESW_REG_PXPC(_x) (0xe8 + (4 * _x))
-#define RT305X_ESW_REG_P1PC 0xec
-#define RT305X_ESW_REG_P2PC 0xf0
-#define RT305X_ESW_REG_P3PC 0xf4
-#define RT305X_ESW_REG_P4PC 0xf8
-#define RT305X_ESW_REG_P5PC 0xfc
-
-#define RT305X_ESW_LED_LINK 0
-#define RT305X_ESW_LED_100M 1
-#define RT305X_ESW_LED_DUPLEX 2
-#define RT305X_ESW_LED_ACTIVITY 3
-#define RT305X_ESW_LED_COLLISION 4
-#define RT305X_ESW_LED_LINKACT 5
-#define RT305X_ESW_LED_DUPLCOLL 6
-#define RT305X_ESW_LED_10MACT 7
-#define RT305X_ESW_LED_100MACT 8
-/* Additional led states not in datasheet: */
-#define RT305X_ESW_LED_BLINK 10
-#define RT305X_ESW_LED_ON 12
-
-#define RT305X_ESW_LINK_S 25
-#define RT305X_ESW_DUPLEX_S 9
-#define RT305X_ESW_SPD_S 0
-
-#define RT305X_ESW_PCR0_WT_NWAY_DATA_S 16
-#define RT305X_ESW_PCR0_WT_PHY_CMD BIT(13)
-#define RT305X_ESW_PCR0_CPU_PHY_REG_S 8
-
-#define RT305X_ESW_PCR1_WT_DONE BIT(0)
-
-#define RT305X_ESW_ATS_TIMEOUT (5 * HZ)
-#define RT305X_ESW_PHY_TIMEOUT (5 * HZ)
-
-#define RT305X_ESW_PVIDC_PVID_M 0xfff
-#define RT305X_ESW_PVIDC_PVID_S 12
-
-#define RT305X_ESW_VLANI_VID_M 0xfff
-#define RT305X_ESW_VLANI_VID_S 12
-
-#define RT305X_ESW_VMSC_MSC_M 0xff
-#define RT305X_ESW_VMSC_MSC_S 8
-
-#define RT305X_ESW_SOCPC_DISUN2CPU_S 0
-#define RT305X_ESW_SOCPC_DISMC2CPU_S 8
-#define RT305X_ESW_SOCPC_DISBC2CPU_S 16
-#define RT305X_ESW_SOCPC_CRC_PADDING BIT(25)
-
-#define RT305X_ESW_POC0_EN_BP_S 0
-#define RT305X_ESW_POC0_EN_FC_S 8
-#define RT305X_ESW_POC0_DIS_RMC2CPU_S 16
-#define RT305X_ESW_POC0_DIS_PORT_M 0x7f
-#define RT305X_ESW_POC0_DIS_PORT_S 23
-
-#define RT305X_ESW_POC2_UNTAG_EN_M 0xff
-#define RT305X_ESW_POC2_UNTAG_EN_S 0
-#define RT305X_ESW_POC2_ENAGING_S 8
-#define RT305X_ESW_POC2_DIS_UC_PAUSE_S 16
-
-#define RT305X_ESW_SGC2_DOUBLE_TAG_M 0x7f
-#define RT305X_ESW_SGC2_DOUBLE_TAG_S 0
-#define RT305X_ESW_SGC2_LAN_PMAP_M 0x3f
-#define RT305X_ESW_SGC2_LAN_PMAP_S 24
-
-#define RT305X_ESW_PFC1_EN_VLAN_M 0xff
-#define RT305X_ESW_PFC1_EN_VLAN_S 16
-#define RT305X_ESW_PFC1_EN_TOS_S 24
-
-#define RT305X_ESW_VLAN_NONE 0xfff
-
-#define RT305X_ESW_GSC_BC_STROM_MASK 0x3
-#define RT305X_ESW_GSC_BC_STROM_SHIFT 4
-
-#define RT305X_ESW_GSC_LED_FREQ_MASK 0x3
-#define RT305X_ESW_GSC_LED_FREQ_SHIFT 23
-
-#define RT305X_ESW_POA_LINK_MASK 0x1f
-#define RT305X_ESW_POA_LINK_SHIFT 25
-
-#define RT305X_ESW_PORT_ST_CHG BIT(26)
-#define RT305X_ESW_PORT0 0
-#define RT305X_ESW_PORT1 1
-#define RT305X_ESW_PORT2 2
-#define RT305X_ESW_PORT3 3
-#define RT305X_ESW_PORT4 4
-#define RT305X_ESW_PORT5 5
-#define RT305X_ESW_PORT6 6
-
-#define RT305X_ESW_PORTS_NONE 0
-
-#define RT305X_ESW_PMAP_LLLLLL 0x3f
-#define RT305X_ESW_PMAP_LLLLWL 0x2f
-#define RT305X_ESW_PMAP_WLLLLL 0x3e
-
-#define RT305X_ESW_PORTS_INTERNAL \
- (BIT(RT305X_ESW_PORT0) | BIT(RT305X_ESW_PORT1) | \
- BIT(RT305X_ESW_PORT2) | BIT(RT305X_ESW_PORT3) | \
- BIT(RT305X_ESW_PORT4))
-
-#define RT305X_ESW_PORTS_NOCPU \
- (RT305X_ESW_PORTS_INTERNAL | BIT(RT305X_ESW_PORT5))
-
-#define RT305X_ESW_PORTS_CPU BIT(RT305X_ESW_PORT6)
-
-#define RT305X_ESW_PORTS_ALL \
- (RT305X_ESW_PORTS_NOCPU | RT305X_ESW_PORTS_CPU)
-
-#define RT305X_ESW_NUM_VLANS 16
-#define RT305X_ESW_NUM_VIDS 4096
-#define RT305X_ESW_NUM_PORTS 7
-#define RT305X_ESW_NUM_LANWAN 6
-#define RT305X_ESW_NUM_LEDS 5
-
-#define RT5350_ESW_REG_PXTPC(_x) (0x150 + (4 * _x))
-#define RT5350_EWS_REG_LED_POLARITY 0x168
-#define RT5350_RESET_EPHY BIT(24)
-
-enum {
- /* Global attributes. */
- RT305X_ESW_ATTR_ENABLE_VLAN,
- RT305X_ESW_ATTR_ALT_VLAN_DISABLE,
- RT305X_ESW_ATTR_BC_STATUS,
- RT305X_ESW_ATTR_LED_FREQ,
- /* Port attributes. */
- RT305X_ESW_ATTR_PORT_DISABLE,
- RT305X_ESW_ATTR_PORT_DOUBLETAG,
- RT305X_ESW_ATTR_PORT_UNTAG,
- RT305X_ESW_ATTR_PORT_LED,
- RT305X_ESW_ATTR_PORT_LAN,
- RT305X_ESW_ATTR_PORT_RECV_BAD,
- RT305X_ESW_ATTR_PORT_RECV_GOOD,
- RT5350_ESW_ATTR_PORT_TR_BAD,
- RT5350_ESW_ATTR_PORT_TR_GOOD,
-};
-
-struct esw_port {
- bool disable;
- bool doubletag;
- bool untag;
- u8 led;
- u16 pvid;
-};
-
-struct esw_vlan {
- u8 ports;
- u16 vid;
-};
-
-struct rt305x_esw {
- struct device *dev;
- void __iomem *base;
- int irq;
- const struct rt305x_esw_platform_data *pdata;
- /* Protects against concurrent register rmw operations. */
- spinlock_t reg_rw_lock;
-
- unsigned char port_map;
- unsigned int reg_initval_fct2;
- unsigned int reg_initval_fpa2;
- unsigned int reg_led_polarity;
-
-
- struct switch_dev swdev;
- bool global_vlan_enable;
- bool alt_vlan_disable;
- int bc_storm_protect;
- int led_frequency;
- struct esw_vlan vlans[RT305X_ESW_NUM_VLANS];
- struct esw_port ports[RT305X_ESW_NUM_PORTS];
-
-};
-
-static inline void esw_w32(struct rt305x_esw *esw, u32 val, unsigned reg)
-{
- __raw_writel(val, esw->base + reg);
-}
-
-static inline u32 esw_r32(struct rt305x_esw *esw, unsigned reg)
-{
- return __raw_readl(esw->base + reg);
-}
-
-static inline void esw_rmw_raw(struct rt305x_esw *esw, unsigned reg, unsigned long mask,
- unsigned long val)
-{
- unsigned long t;
-
- t = __raw_readl(esw->base + reg) & ~mask;
- __raw_writel(t | val, esw->base + reg);
-}
-
-static void esw_rmw(struct rt305x_esw *esw, unsigned reg, unsigned long mask,
- unsigned long val)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&esw->reg_rw_lock, flags);
- esw_rmw_raw(esw, reg, mask, val);
- spin_unlock_irqrestore(&esw->reg_rw_lock, flags);
-}
-
-static u32 rt305x_mii_write(struct rt305x_esw *esw, u32 phy_addr, u32 phy_register,
- u32 write_data)
-{
- unsigned long t_start = jiffies;
- int ret = 0;
-
- while (1) {
- if (!(esw_r32(esw, RT305X_ESW_REG_PCR1) &
- RT305X_ESW_PCR1_WT_DONE))
- break;
- if (time_after(jiffies, t_start + RT305X_ESW_PHY_TIMEOUT)) {
- ret = 1;
- goto out;
- }
- }
-
- write_data &= 0xffff;
- esw_w32(esw,
- (write_data << RT305X_ESW_PCR0_WT_NWAY_DATA_S) |
- (phy_register << RT305X_ESW_PCR0_CPU_PHY_REG_S) |
- (phy_addr) | RT305X_ESW_PCR0_WT_PHY_CMD,
- RT305X_ESW_REG_PCR0);
-
- t_start = jiffies;
- while (1) {
- if (esw_r32(esw, RT305X_ESW_REG_PCR1) &
- RT305X_ESW_PCR1_WT_DONE)
- break;
-
- if (time_after(jiffies, t_start + RT305X_ESW_PHY_TIMEOUT)) {
- ret = 1;
- break;
- }
- }
-out:
- if (ret)
- printk(KERN_ERR "ramips_eth: MDIO timeout\n");
- return ret;
-}
-
-static unsigned esw_get_vlan_id(struct rt305x_esw *esw, unsigned vlan)
-{
- unsigned s;
- unsigned val;
-
- s = RT305X_ESW_VLANI_VID_S * (vlan % 2);
- val = esw_r32(esw, RT305X_ESW_REG_VLANI(vlan / 2));
- val = (val >> s) & RT305X_ESW_VLANI_VID_M;
-
- return val;
-}
-
-static void esw_set_vlan_id(struct rt305x_esw *esw, unsigned vlan, unsigned vid)
-{
- unsigned s;
-
- s = RT305X_ESW_VLANI_VID_S * (vlan % 2);
- esw_rmw(esw,
- RT305X_ESW_REG_VLANI(vlan / 2),
- RT305X_ESW_VLANI_VID_M << s,
- (vid & RT305X_ESW_VLANI_VID_M) << s);
-}
-
-static unsigned esw_get_pvid(struct rt305x_esw *esw, unsigned port)
-{
- unsigned s, val;
-
- s = RT305X_ESW_PVIDC_PVID_S * (port % 2);
- val = esw_r32(esw, RT305X_ESW_REG_PVIDC(port / 2));
- return (val >> s) & RT305X_ESW_PVIDC_PVID_M;
-}
-
-static void esw_set_pvid(struct rt305x_esw *esw, unsigned port, unsigned pvid)
-{
- unsigned s;
-
- s = RT305X_ESW_PVIDC_PVID_S * (port % 2);
- esw_rmw(esw,
- RT305X_ESW_REG_PVIDC(port / 2),
- RT305X_ESW_PVIDC_PVID_M << s,
- (pvid & RT305X_ESW_PVIDC_PVID_M) << s);
-}
-
-static unsigned esw_get_vmsc(struct rt305x_esw *esw, unsigned vlan)
-{
- unsigned s, val;
-
- s = RT305X_ESW_VMSC_MSC_S * (vlan % 4);
- val = esw_r32(esw, RT305X_ESW_REG_VMSC(vlan / 4));
- val = (val >> s) & RT305X_ESW_VMSC_MSC_M;
-
- return val;
-}
-
-static void esw_set_vmsc(struct rt305x_esw *esw, unsigned vlan, unsigned msc)
-{
- unsigned s;
-
- s = RT305X_ESW_VMSC_MSC_S * (vlan % 4);
- esw_rmw(esw,
- RT305X_ESW_REG_VMSC(vlan / 4),
- RT305X_ESW_VMSC_MSC_M << s,
- (msc & RT305X_ESW_VMSC_MSC_M) << s);
-}
-
-static unsigned esw_get_port_disable(struct rt305x_esw *esw)
-{
- unsigned reg;
- reg = esw_r32(esw, RT305X_ESW_REG_POC0);
- return (reg >> RT305X_ESW_POC0_DIS_PORT_S) &
- RT305X_ESW_POC0_DIS_PORT_M;
-}
-
-static void esw_set_port_disable(struct rt305x_esw *esw, unsigned disable_mask)
-{
- unsigned old_mask;
- unsigned enable_mask;
- unsigned changed;
- int i;
-
- old_mask = esw_get_port_disable(esw);
- changed = old_mask ^ disable_mask;
- enable_mask = old_mask & disable_mask;
-
- /* enable before writing to MII */
- esw_rmw(esw, RT305X_ESW_REG_POC0,
- (RT305X_ESW_POC0_DIS_PORT_M <<
- RT305X_ESW_POC0_DIS_PORT_S),
- enable_mask << RT305X_ESW_POC0_DIS_PORT_S);
-
- for (i = 0; i < RT305X_ESW_NUM_LEDS; i++) {
- if (!(changed & (1 << i)))
- continue;
- if (disable_mask & (1 << i)) {
- /* disable */
- rt305x_mii_write(esw, i, MII_BMCR,
- BMCR_PDOWN);
- } else {
- /* enable */
- rt305x_mii_write(esw, i, MII_BMCR,
- BMCR_FULLDPLX |
- BMCR_ANENABLE |
- BMCR_ANRESTART |
- BMCR_SPEED100);
- }
- }
-
- /* disable after writing to MII */
- esw_rmw(esw, RT305X_ESW_REG_POC0,
- (RT305X_ESW_POC0_DIS_PORT_M <<
- RT305X_ESW_POC0_DIS_PORT_S),
- disable_mask << RT305X_ESW_POC0_DIS_PORT_S);
-}
-
-static void esw_set_gsc(struct rt305x_esw *esw)
-{
- esw_rmw(esw, RT305X_ESW_REG_SGC,
- RT305X_ESW_GSC_BC_STROM_MASK << RT305X_ESW_GSC_BC_STROM_SHIFT,
- esw->bc_storm_protect << RT305X_ESW_GSC_BC_STROM_SHIFT);
- esw_rmw(esw, RT305X_ESW_REG_SGC,
- RT305X_ESW_GSC_LED_FREQ_MASK << RT305X_ESW_GSC_LED_FREQ_SHIFT,
- esw->led_frequency << RT305X_ESW_GSC_LED_FREQ_SHIFT);
-}
-
-static int esw_apply_config(struct switch_dev *dev);
-
-static void esw_hw_init(struct rt305x_esw *esw)
-{
- int i;
- u8 port_disable = 0;
- u8 port_map = RT305X_ESW_PMAP_LLLLLL;
-
- /* vodoo from original driver */
- esw_w32(esw, 0xC8A07850, RT305X_ESW_REG_FCT0);
- esw_w32(esw, 0x00000000, RT305X_ESW_REG_SGC2);
- /* Port priority 1 for all ports, vlan enabled. */
- esw_w32(esw, 0x00005555 |
- (RT305X_ESW_PORTS_ALL << RT305X_ESW_PFC1_EN_VLAN_S),
- RT305X_ESW_REG_PFC1);
-
- /* Enable Back Pressure, and Flow Control */
- esw_w32(esw,
- ((RT305X_ESW_PORTS_ALL << RT305X_ESW_POC0_EN_BP_S) |
- (RT305X_ESW_PORTS_ALL << RT305X_ESW_POC0_EN_FC_S)),
- RT305X_ESW_REG_POC0);
-
- /* Enable Aging, and VLAN TAG removal */
- esw_w32(esw,
- ((RT305X_ESW_PORTS_ALL << RT305X_ESW_POC2_ENAGING_S) |
- (RT305X_ESW_PORTS_NOCPU << RT305X_ESW_POC2_UNTAG_EN_S)),
- RT305X_ESW_REG_POC2);
-
- if (esw->reg_initval_fct2)
- esw_w32(esw, esw->reg_initval_fct2, RT305X_ESW_REG_FCT2);
- else
- esw_w32(esw, esw->pdata->reg_initval_fct2, RT305X_ESW_REG_FCT2);
-
- /*
- * 300s aging timer, max packet len 1536, broadcast storm prevention
- * disabled, disable collision abort, mac xor48 hash, 10 packet back
- * pressure jam, GMII disable was_transmit, back pressure disabled,
- * 30ms led flash, unmatched IGMP as broadcast, rmc tb fault to all
- * ports.
- */
- esw_w32(esw, 0x0008a301, RT305X_ESW_REG_SGC);
-
- /* Setup SoC Port control register */
- esw_w32(esw,
- (RT305X_ESW_SOCPC_CRC_PADDING |
- (RT305X_ESW_PORTS_CPU << RT305X_ESW_SOCPC_DISUN2CPU_S) |
- (RT305X_ESW_PORTS_CPU << RT305X_ESW_SOCPC_DISMC2CPU_S) |
- (RT305X_ESW_PORTS_CPU << RT305X_ESW_SOCPC_DISBC2CPU_S)),
- RT305X_ESW_REG_SOCPC);
-
- if (esw->reg_initval_fpa2)
- esw_w32(esw, esw->reg_initval_fpa2, RT305X_ESW_REG_FPA2);
- else
- esw_w32(esw, esw->pdata->reg_initval_fpa2, RT305X_ESW_REG_FPA2);
- esw_w32(esw, 0x00000000, RT305X_ESW_REG_FPA);
-
- /* Force Link/Activity on ports */
- esw_w32(esw, 0x00000005, RT305X_ESW_REG_P0LED);
- esw_w32(esw, 0x00000005, RT305X_ESW_REG_P1LED);
- esw_w32(esw, 0x00000005, RT305X_ESW_REG_P2LED);
- esw_w32(esw, 0x00000005, RT305X_ESW_REG_P3LED);
- esw_w32(esw, 0x00000005, RT305X_ESW_REG_P4LED);
-
- /* Copy disabled port configuration from bootloader setup */
- port_disable = esw_get_port_disable(esw);
- for (i = 0; i < 6; i++)
- esw->ports[i].disable = (port_disable & (1 << i)) != 0;
-
- if (ralink_soc == RT305X_SOC_RT3352) {
- /* reset EPHY */
- fe_reset(RT5350_RESET_EPHY);
-
- rt305x_mii_write(esw, 0, 31, 0x8000);
- for (i = 0; i < 5; i++) {
- if (esw->ports[i].disable) {
- rt305x_mii_write(esw, i, MII_BMCR, BMCR_PDOWN);
- } else {
- rt305x_mii_write(esw, i, MII_BMCR,
- BMCR_FULLDPLX |
- BMCR_ANENABLE |
- BMCR_SPEED100);
- }
- /* TX10 waveform coefficient LSB=0 disable PHY */
- rt305x_mii_write(esw, i, 26, 0x1601);
- /* TX100/TX10 AD/DA current bias */
- rt305x_mii_write(esw, i, 29, 0x7016);
- /* TX100 slew rate control */
- rt305x_mii_write(esw, i, 30, 0x0038);
- }
-
- /* select global register */
- rt305x_mii_write(esw, 0, 31, 0x0);
- /* enlarge agcsel threshold 3 and threshold 2 */
- rt305x_mii_write(esw, 0, 1, 0x4a40);
- /* enlarge agcsel threshold 5 and threshold 4 */
- rt305x_mii_write(esw, 0, 2, 0x6254);
- /* enlarge agcsel threshold */
- rt305x_mii_write(esw, 0, 3, 0xa17f);
- rt305x_mii_write(esw, 0,12, 0x7eaa);
- /* longer TP_IDL tail length */
- rt305x_mii_write(esw, 0, 14, 0x65);
- /* increased squelch pulse count threshold. */
- rt305x_mii_write(esw, 0, 16, 0x0684);
- /* set TX10 signal amplitude threshold to minimum */
- rt305x_mii_write(esw, 0, 17, 0x0fe0);
- /* set squelch amplitude to higher threshold */
- rt305x_mii_write(esw, 0, 18, 0x40ba);
- /* tune TP_IDL tail and head waveform, enable power down slew rate control */
- rt305x_mii_write(esw, 0, 22, 0x253f);
- /* set PLL/Receive bias current are calibrated */
- rt305x_mii_write(esw, 0, 27, 0x2fda);
- /* change PLL/Receive bias current to internal(RT3350) */
- rt305x_mii_write(esw, 0, 28, 0xc410);
- /* change PLL bias current to internal(RT3052_MP3) */
- rt305x_mii_write(esw, 0, 29, 0x598b);
- /* select local register */
- rt305x_mii_write(esw, 0, 31, 0x8000);
- } else if (ralink_soc == RT305X_SOC_RT5350) {
- /* reset EPHY */
- fe_reset(RT5350_RESET_EPHY);
-
- /* set the led polarity */
- esw_w32(esw, esw->reg_led_polarity & 0x1F, RT5350_EWS_REG_LED_POLARITY);
-
- /* local registers */
- rt305x_mii_write(esw, 0, 31, 0x8000);
- for (i = 0; i < 5; i++) {
- if (esw->ports[i].disable) {
- rt305x_mii_write(esw, i, MII_BMCR, BMCR_PDOWN);
- } else {
- rt305x_mii_write(esw, i, MII_BMCR,
- BMCR_FULLDPLX |
- BMCR_ANENABLE |
- BMCR_SPEED100);
- }
- /* TX10 waveform coefficient LSB=0 disable PHY */
- rt305x_mii_write(esw, i, 26, 0x1601);
- /* TX100/TX10 AD/DA current bias */
- rt305x_mii_write(esw, i, 29, 0x7015);
- /* TX100 slew rate control */
- rt305x_mii_write(esw, i, 30, 0x0038);
- }
-
- /* global registers */
- rt305x_mii_write(esw, 0, 31, 0x0);
- /* enlarge agcsel threshold 3 and threshold 2 */
- rt305x_mii_write(esw, 0, 1, 0x4a40);
- /* enlarge agcsel threshold 5 and threshold 4 */
- rt305x_mii_write(esw, 0, 2, 0x6254);
- /* enlarge agcsel threshold 6 */
- rt305x_mii_write(esw, 0, 3, 0xa17f);
- rt305x_mii_write(esw, 0, 12, 0x7eaa);
- /* longer TP_IDL tail length */
- rt305x_mii_write(esw, 0, 14, 0x65);
- /* increased squelch pulse count threshold. */
- rt305x_mii_write(esw, 0, 16, 0x0684);
- /* set TX10 signal amplitude threshold to minimum */
- rt305x_mii_write(esw, 0, 17, 0x0fe0);
- /* set squelch amplitude to higher threshold */
- rt305x_mii_write(esw, 0, 18, 0x40ba);
- /* tune TP_IDL tail and head waveform, enable power down slew rate control */
- rt305x_mii_write(esw, 0, 22, 0x253f);
- /* set PLL/Receive bias current are calibrated */
- rt305x_mii_write(esw, 0, 27, 0x2fda);
- /* change PLL/Receive bias current to internal(RT3350) */
- rt305x_mii_write(esw, 0, 28, 0xc410);
- /* change PLL bias current to internal(RT3052_MP3) */
- rt305x_mii_write(esw, 0, 29, 0x598b);
- /* select local register */
- rt305x_mii_write(esw, 0, 31, 0x8000);
- } else if (ralink_soc == MT762X_SOC_MT7628AN || ralink_soc == MT762X_SOC_MT7688) {
- int i;
-// u32 phy_val;
- u32 val;
-
- /* reset EPHY */
- fe_reset(RT5350_RESET_EPHY);
-
- rt305x_mii_write(esw, 0, 31, 0x2000); /* change G2 page */
- rt305x_mii_write(esw, 0, 26, 0x0020);
-
- for (i = 0; i < 5; i++) {
- rt305x_mii_write(esw, i, 31, 0x8000); //change L0 page
- rt305x_mii_write(esw, i, 0, 0x3100);
-// mii_mgr_read(i, 26, &phy_val);// EEE setting
-// phy_val |= (1 << 5);
-// rt305x_mii_write(esw, i, 26, phy_val);
- rt305x_mii_write(esw, i, 30, 0xa000);
- rt305x_mii_write(esw, i, 31, 0xa000); // change L2 page
- rt305x_mii_write(esw, i, 16, 0x0606);
- rt305x_mii_write(esw, i, 23, 0x0f0e);
- rt305x_mii_write(esw, i, 24, 0x1610);
- rt305x_mii_write(esw, i, 30, 0x1f15);
- rt305x_mii_write(esw, i, 28, 0x6111);
-// mii_mgr_read(i, 4, &phy_val);
-// phy_val |= (1 << 10);
-// rt305x_mii_write(esw, i, 4, phy_val);
- rt305x_mii_write(esw, i, 31, 0x2000); // change G2 page
- rt305x_mii_write(esw, i, 26, 0x0000);
- }
-
- //100Base AOI setting
- rt305x_mii_write(esw, 0, 31, 0x5000); //change G5 page
- rt305x_mii_write(esw, 0, 19, 0x004a);
- rt305x_mii_write(esw, 0, 20, 0x015a);
- rt305x_mii_write(esw, 0, 21, 0x00ee);
- rt305x_mii_write(esw, 0, 22, 0x0033);
- rt305x_mii_write(esw, 0, 23, 0x020a);
- rt305x_mii_write(esw, 0, 24, 0x0000);
- rt305x_mii_write(esw, 0, 25, 0x024a);
- rt305x_mii_write(esw, 0, 26, 0x035a);
- rt305x_mii_write(esw, 0, 27, 0x02ee);
- rt305x_mii_write(esw, 0, 28, 0x0233);
- rt305x_mii_write(esw, 0, 29, 0x000a);
- rt305x_mii_write(esw, 0, 30, 0x0000);
- } else {
- rt305x_mii_write(esw, 0, 31, 0x8000);
- for (i = 0; i < 5; i++) {
- if (esw->ports[i].disable) {
- rt305x_mii_write(esw, i, MII_BMCR, BMCR_PDOWN);
- } else {
- rt305x_mii_write(esw, i, MII_BMCR,
- BMCR_FULLDPLX |
- BMCR_ANENABLE |
- BMCR_SPEED100);
- }
- /* TX10 waveform coefficient */
- rt305x_mii_write(esw, i, 26, 0x1601);
- /* TX100/TX10 AD/DA current bias */
- rt305x_mii_write(esw, i, 29, 0x7058);
- /* TX100 slew rate control */
- rt305x_mii_write(esw, i, 30, 0x0018);
- }
-
- /* PHY IOT */
- /* select global register */
- rt305x_mii_write(esw, 0, 31, 0x0);
- /* tune TP_IDL tail and head waveform */
- rt305x_mii_write(esw, 0, 22, 0x052f);
- /* set TX10 signal amplitude threshold to minimum */
- rt305x_mii_write(esw, 0, 17, 0x0fe0);
- /* set squelch amplitude to higher threshold */
- rt305x_mii_write(esw, 0, 18, 0x40ba);
- /* longer TP_IDL tail length */
- rt305x_mii_write(esw, 0, 14, 0x65);
- /* select local register */
- rt305x_mii_write(esw, 0, 31, 0x8000);
- }
-
- if (esw->port_map)
- port_map = esw->port_map;
- else
- port_map = RT305X_ESW_PMAP_LLLLLL;
-
- /*
- * Unused HW feature, but still nice to be consistent here...
- * This is also exported to userspace ('lan' attribute) so it's
- * conveniently usable to decide which ports go into the wan vlan by
- * default.
- */
- esw_rmw(esw, RT305X_ESW_REG_SGC2,
- RT305X_ESW_SGC2_LAN_PMAP_M << RT305X_ESW_SGC2_LAN_PMAP_S,
- port_map << RT305X_ESW_SGC2_LAN_PMAP_S);
-
- /* make the switch leds blink */
- for (i = 0; i < RT305X_ESW_NUM_LEDS; i++)
- esw->ports[i].led = 0x05;
-
- /* Apply the empty config. */
- esw_apply_config(&esw->swdev);
-
- /* Only unmask the port change interrupt */
- esw_w32(esw, ~RT305X_ESW_PORT_ST_CHG, RT305X_ESW_REG_IMR);
-}
-
-static irqreturn_t esw_interrupt(int irq, void *_esw)
-{
- struct rt305x_esw *esw = (struct rt305x_esw *) _esw;
- u32 status;
-
- status = esw_r32(esw, RT305X_ESW_REG_ISR);
- if (status & RT305X_ESW_PORT_ST_CHG) {
- u32 link = esw_r32(esw, RT305X_ESW_REG_POA);
- link >>= RT305X_ESW_POA_LINK_SHIFT;
- link &= RT305X_ESW_POA_LINK_MASK;
- dev_info(esw->dev, "link changed 0x%02X\n", link);
- }
- esw_w32(esw, status, RT305X_ESW_REG_ISR);
-
- return IRQ_HANDLED;
-}
-
-static int esw_apply_config(struct switch_dev *dev)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- int i;
- u8 disable = 0;
- u8 doubletag = 0;
- u8 en_vlan = 0;
- u8 untag = 0;
-
- for (i = 0; i < RT305X_ESW_NUM_VLANS; i++) {
- u32 vid, vmsc;
- if (esw->global_vlan_enable) {
- vid = esw->vlans[i].vid;
- vmsc = esw->vlans[i].ports;
- } else {
- vid = RT305X_ESW_VLAN_NONE;
- vmsc = RT305X_ESW_PORTS_NONE;
- }
- esw_set_vlan_id(esw, i, vid);
- esw_set_vmsc(esw, i, vmsc);
- }
-
- for (i = 0; i < RT305X_ESW_NUM_PORTS; i++) {
- u32 pvid;
- disable |= esw->ports[i].disable << i;
- if (esw->global_vlan_enable) {
- doubletag |= esw->ports[i].doubletag << i;
- en_vlan |= 1 << i;
- untag |= esw->ports[i].untag << i;
- pvid = esw->ports[i].pvid;
- } else {
- int x = esw->alt_vlan_disable ? 0 : 1;
- doubletag |= x << i;
- en_vlan |= x << i;
- untag |= x << i;
- pvid = 0;
- }
- esw_set_pvid(esw, i, pvid);
- if (i < RT305X_ESW_NUM_LEDS)
- esw_w32(esw, esw->ports[i].led,
- RT305X_ESW_REG_P0LED + 4*i);
- }
-
- esw_set_gsc(esw);
- esw_set_port_disable(esw, disable);
- esw_rmw(esw, RT305X_ESW_REG_SGC2,
- (RT305X_ESW_SGC2_DOUBLE_TAG_M <<
- RT305X_ESW_SGC2_DOUBLE_TAG_S),
- doubletag << RT305X_ESW_SGC2_DOUBLE_TAG_S);
- esw_rmw(esw, RT305X_ESW_REG_PFC1,
- RT305X_ESW_PFC1_EN_VLAN_M << RT305X_ESW_PFC1_EN_VLAN_S,
- en_vlan << RT305X_ESW_PFC1_EN_VLAN_S);
- esw_rmw(esw, RT305X_ESW_REG_POC2,
- RT305X_ESW_POC2_UNTAG_EN_M << RT305X_ESW_POC2_UNTAG_EN_S,
- untag << RT305X_ESW_POC2_UNTAG_EN_S);
-
- if (!esw->global_vlan_enable) {
- /*
- * Still need to put all ports into vlan 0 or they'll be
- * isolated.
- * NOTE: vlan 0 is special, no vlan tag is prepended
- */
- esw_set_vlan_id(esw, 0, 0);
- esw_set_vmsc(esw, 0, RT305X_ESW_PORTS_ALL);
- }
-
- return 0;
-}
-
-static int esw_reset_switch(struct switch_dev *dev)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- esw->global_vlan_enable = 0;
- memset(esw->ports, 0, sizeof(esw->ports));
- memset(esw->vlans, 0, sizeof(esw->vlans));
- esw_hw_init(esw);
-
- return 0;
-}
-
-static int esw_get_vlan_enable(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- val->value.i = esw->global_vlan_enable;
-
- return 0;
-}
-
-static int esw_set_vlan_enable(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- esw->global_vlan_enable = val->value.i != 0;
-
- return 0;
-}
-
-static int esw_get_alt_vlan_disable(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- val->value.i = esw->alt_vlan_disable;
-
- return 0;
-}
-
-static int esw_set_alt_vlan_disable(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- esw->alt_vlan_disable = val->value.i != 0;
-
- return 0;
-}
-
-static int
-rt305x_esw_set_bc_status(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- esw->bc_storm_protect = val->value.i & RT305X_ESW_GSC_BC_STROM_MASK;
-
- return 0;
-}
-
-static int
-rt305x_esw_get_bc_status(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- val->value.i = esw->bc_storm_protect;
-
- return 0;
-}
-
-static int
-rt305x_esw_set_led_freq(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- esw->led_frequency = val->value.i & RT305X_ESW_GSC_LED_FREQ_MASK;
-
- return 0;
-}
-
-static int
-rt305x_esw_get_led_freq(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- val->value.i = esw->led_frequency;
-
- return 0;
-}
-
-static int esw_get_port_link(struct switch_dev *dev,
- int port,
- struct switch_port_link *link)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- u32 speed, poa;
-
- if (port < 0 || port >= RT305X_ESW_NUM_PORTS)
- return -EINVAL;
-
- poa = esw_r32(esw, RT305X_ESW_REG_POA) >> port;
-
- link->link = (poa >> RT305X_ESW_LINK_S) & 1;
- link->duplex = (poa >> RT305X_ESW_DUPLEX_S) & 1;
- if (port < RT305X_ESW_NUM_LEDS) {
- speed = (poa >> RT305X_ESW_SPD_S) & 1;
- } else {
- if (port == RT305X_ESW_NUM_PORTS - 1)
- poa >>= 1;
- speed = (poa >> RT305X_ESW_SPD_S) & 3;
- }
- switch (speed) {
- case 0:
- link->speed = SWITCH_PORT_SPEED_10;
- break;
- case 1:
- link->speed = SWITCH_PORT_SPEED_100;
- break;
- case 2:
- case 3: /* forced gige speed can be 2 or 3 */
- link->speed = SWITCH_PORT_SPEED_1000;
- break;
- default:
- link->speed = SWITCH_PORT_SPEED_UNKNOWN;
- break;
- }
-
- return 0;
-}
-
-static int esw_get_port_bool(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- int idx = val->port_vlan;
- u32 x, reg, shift;
-
- if (idx < 0 || idx >= RT305X_ESW_NUM_PORTS)
- return -EINVAL;
-
- switch (attr->id) {
- case RT305X_ESW_ATTR_PORT_DISABLE:
- reg = RT305X_ESW_REG_POC0;
- shift = RT305X_ESW_POC0_DIS_PORT_S;
- break;
- case RT305X_ESW_ATTR_PORT_DOUBLETAG:
- reg = RT305X_ESW_REG_SGC2;
- shift = RT305X_ESW_SGC2_DOUBLE_TAG_S;
- break;
- case RT305X_ESW_ATTR_PORT_UNTAG:
- reg = RT305X_ESW_REG_POC2;
- shift = RT305X_ESW_POC2_UNTAG_EN_S;
- break;
- case RT305X_ESW_ATTR_PORT_LAN:
- reg = RT305X_ESW_REG_SGC2;
- shift = RT305X_ESW_SGC2_LAN_PMAP_S;
- if (idx >= RT305X_ESW_NUM_LANWAN)
- return -EINVAL;
- break;
- default:
- return -EINVAL;
- }
-
- x = esw_r32(esw, reg);
- val->value.i = (x >> (idx + shift)) & 1;
-
- return 0;
-}
-
-static int esw_set_port_bool(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- int idx = val->port_vlan;
-
- if (idx < 0 || idx >= RT305X_ESW_NUM_PORTS ||
- val->value.i < 0 || val->value.i > 1)
- return -EINVAL;
-
- switch (attr->id) {
- case RT305X_ESW_ATTR_PORT_DISABLE:
- esw->ports[idx].disable = val->value.i;
- break;
- case RT305X_ESW_ATTR_PORT_DOUBLETAG:
- esw->ports[idx].doubletag = val->value.i;
- break;
- case RT305X_ESW_ATTR_PORT_UNTAG:
- esw->ports[idx].untag = val->value.i;
- break;
- default:
- return -EINVAL;
- }
-
- return 0;
-}
-
-static int esw_get_port_recv_badgood(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- int idx = val->port_vlan;
- int shift = attr->id == RT305X_ESW_ATTR_PORT_RECV_GOOD ? 0 : 16;
- u32 reg;
-
- if (idx < 0 || idx >= RT305X_ESW_NUM_LANWAN)
- return -EINVAL;
- reg = esw_r32(esw, RT305X_ESW_REG_PXPC(idx));
- val->value.i = (reg >> shift) & 0xffff;
-
- return 0;
-}
-
-static int
-esw_get_port_tr_badgood(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- int idx = val->port_vlan;
- int shift = attr->id == RT5350_ESW_ATTR_PORT_TR_GOOD ? 0 : 16;
- u32 reg;
-
- if ((ralink_soc != RT305X_SOC_RT5350) && (ralink_soc != MT762X_SOC_MT7628AN) && (ralink_soc != MT762X_SOC_MT7688))
- return -EINVAL;
-
- if (idx < 0 || idx >= RT305X_ESW_NUM_LANWAN)
- return -EINVAL;
-
- reg = esw_r32(esw, RT5350_ESW_REG_PXTPC(idx));
- val->value.i = (reg >> shift) & 0xffff;
-
- return 0;
-}
-
-static int esw_get_port_led(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- int idx = val->port_vlan;
-
- if (idx < 0 || idx >= RT305X_ESW_NUM_PORTS ||
- idx >= RT305X_ESW_NUM_LEDS)
- return -EINVAL;
-
- val->value.i = esw_r32(esw, RT305X_ESW_REG_P0LED + 4*idx);
-
- return 0;
-}
-
-static int esw_set_port_led(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- int idx = val->port_vlan;
-
- if (idx < 0 || idx >= RT305X_ESW_NUM_LEDS)
- return -EINVAL;
-
- esw->ports[idx].led = val->value.i;
-
- return 0;
-}
-
-static int esw_get_port_pvid(struct switch_dev *dev, int port, int *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- if (port >= RT305X_ESW_NUM_PORTS)
- return -EINVAL;
-
- *val = esw_get_pvid(esw, port);
-
- return 0;
-}
-
-static int esw_set_port_pvid(struct switch_dev *dev, int port, int val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
-
- if (port >= RT305X_ESW_NUM_PORTS)
- return -EINVAL;
-
- esw->ports[port].pvid = val;
-
- return 0;
-}
-
-static int esw_get_vlan_ports(struct switch_dev *dev, struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- u32 vmsc, poc2;
- int vlan_idx = -1;
- int i;
-
- val->len = 0;
-
- if (val->port_vlan < 0 || val->port_vlan >= RT305X_ESW_NUM_VIDS)
- return -EINVAL;
-
- /* valid vlan? */
- for (i = 0; i < RT305X_ESW_NUM_VLANS; i++) {
- if (esw_get_vlan_id(esw, i) == val->port_vlan &&
- esw_get_vmsc(esw, i) != RT305X_ESW_PORTS_NONE) {
- vlan_idx = i;
- break;
- }
- }
-
- if (vlan_idx == -1)
- return -EINVAL;
-
- vmsc = esw_get_vmsc(esw, vlan_idx);
- poc2 = esw_r32(esw, RT305X_ESW_REG_POC2);
-
- for (i = 0; i < RT305X_ESW_NUM_PORTS; i++) {
- struct switch_port *p;
- int port_mask = 1 << i;
-
- if (!(vmsc & port_mask))
- continue;
-
- p = &val->value.ports[val->len++];
- p->id = i;
- if (poc2 & (port_mask << RT305X_ESW_POC2_UNTAG_EN_S))
- p->flags = 0;
- else
- p->flags = 1 << SWITCH_PORT_FLAG_TAGGED;
- }
-
- return 0;
-}
-
-static int esw_set_vlan_ports(struct switch_dev *dev, struct switch_val *val)
-{
- struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev);
- int ports;
- int vlan_idx = -1;
- int i;
-
- if (val->port_vlan < 0 || val->port_vlan >= RT305X_ESW_NUM_VIDS ||
- val->len > RT305X_ESW_NUM_PORTS)
- return -EINVAL;
-
- /* one of the already defined vlans? */
- for (i = 0; i < RT305X_ESW_NUM_VLANS; i++) {
- if (esw->vlans[i].vid == val->port_vlan &&
- esw->vlans[i].ports != RT305X_ESW_PORTS_NONE) {
- vlan_idx = i;
- break;
- }
- }
-
- /* select a free slot */
- for (i = 0; vlan_idx == -1 && i < RT305X_ESW_NUM_VLANS; i++) {
- if (esw->vlans[i].ports == RT305X_ESW_PORTS_NONE)
- vlan_idx = i;
- }
-
- /* bail if all slots are in use */
- if (vlan_idx == -1)
- return -EINVAL;
-
- ports = RT305X_ESW_PORTS_NONE;
- for (i = 0; i < val->len; i++) {
- struct switch_port *p = &val->value.ports[i];
- int port_mask = 1 << p->id;
- bool untagged = !(p->flags & (1 << SWITCH_PORT_FLAG_TAGGED));
-
- if (p->id >= RT305X_ESW_NUM_PORTS)
- return -EINVAL;
-
- ports |= port_mask;
- esw->ports[p->id].untag = untagged;
- }
- esw->vlans[vlan_idx].ports = ports;
- if (ports == RT305X_ESW_PORTS_NONE)
- esw->vlans[vlan_idx].vid = RT305X_ESW_VLAN_NONE;
- else
- esw->vlans[vlan_idx].vid = val->port_vlan;
-
- return 0;
-}
-
-static const struct switch_attr esw_global[] = {
- {
- .type = SWITCH_TYPE_INT,
- .name = "enable_vlan",
- .description = "VLAN mode (1:enabled)",
- .max = 1,
- .id = RT305X_ESW_ATTR_ENABLE_VLAN,
- .get = esw_get_vlan_enable,
- .set = esw_set_vlan_enable,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "alternate_vlan_disable",
- .description = "Use en_vlan instead of doubletag to disable"
- " VLAN mode",
- .max = 1,
- .id = RT305X_ESW_ATTR_ALT_VLAN_DISABLE,
- .get = esw_get_alt_vlan_disable,
- .set = esw_set_alt_vlan_disable,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "bc_storm_protect",
- .description = "Global broadcast storm protection (0:Disable, 1:64 blocks, 2:96 blocks, 3:128 blocks)",
- .max = 3,
- .id = RT305X_ESW_ATTR_BC_STATUS,
- .get = rt305x_esw_get_bc_status,
- .set = rt305x_esw_set_bc_status,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "led_frequency",
- .description = "LED Flash frequency (0:30mS, 1:60mS, 2:240mS, 3:480mS)",
- .max = 3,
- .id = RT305X_ESW_ATTR_LED_FREQ,
- .get = rt305x_esw_get_led_freq,
- .set = rt305x_esw_set_led_freq,
- }
-};
-
-static const struct switch_attr esw_port[] = {
- {
- .type = SWITCH_TYPE_INT,
- .name = "disable",
- .description = "Port state (1:disabled)",
- .max = 1,
- .id = RT305X_ESW_ATTR_PORT_DISABLE,
- .get = esw_get_port_bool,
- .set = esw_set_port_bool,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "doubletag",
- .description = "Double tagging for incoming vlan packets "
- "(1:enabled)",
- .max = 1,
- .id = RT305X_ESW_ATTR_PORT_DOUBLETAG,
- .get = esw_get_port_bool,
- .set = esw_set_port_bool,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "untag",
- .description = "Untag (1:strip outgoing vlan tag)",
- .max = 1,
- .id = RT305X_ESW_ATTR_PORT_UNTAG,
- .get = esw_get_port_bool,
- .set = esw_set_port_bool,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "led",
- .description = "LED mode (0:link, 1:100m, 2:duplex, 3:activity,"
- " 4:collision, 5:linkact, 6:duplcoll, 7:10mact,"
- " 8:100mact, 10:blink, 11:off, 12:on)",
- .max = 15,
- .id = RT305X_ESW_ATTR_PORT_LED,
- .get = esw_get_port_led,
- .set = esw_set_port_led,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "lan",
- .description = "HW port group (0:wan, 1:lan)",
- .max = 1,
- .id = RT305X_ESW_ATTR_PORT_LAN,
- .get = esw_get_port_bool,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "recv_bad",
- .description = "Receive bad packet counter",
- .id = RT305X_ESW_ATTR_PORT_RECV_BAD,
- .get = esw_get_port_recv_badgood,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "recv_good",
- .description = "Receive good packet counter",
- .id = RT305X_ESW_ATTR_PORT_RECV_GOOD,
- .get = esw_get_port_recv_badgood,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "tr_bad",
-
- .description = "Transmit bad packet counter. rt5350 only",
- .id = RT5350_ESW_ATTR_PORT_TR_BAD,
- .get = esw_get_port_tr_badgood,
- },
- {
- .type = SWITCH_TYPE_INT,
- .name = "tr_good",
-
- .description = "Transmit good packet counter. rt5350 only",
- .id = RT5350_ESW_ATTR_PORT_TR_GOOD,
- .get = esw_get_port_tr_badgood,
- },
-};
-
-static const struct switch_attr esw_vlan[] = {
-};
-
-static const struct switch_dev_ops esw_ops = {
- .attr_global = {
- .attr = esw_global,
- .n_attr = ARRAY_SIZE(esw_global),
- },
- .attr_port = {
- .attr = esw_port,
- .n_attr = ARRAY_SIZE(esw_port),
- },
- .attr_vlan = {
- .attr = esw_vlan,
- .n_attr = ARRAY_SIZE(esw_vlan),
- },
- .get_vlan_ports = esw_get_vlan_ports,
- .set_vlan_ports = esw_set_vlan_ports,
- .get_port_pvid = esw_get_port_pvid,
- .set_port_pvid = esw_set_port_pvid,
- .get_port_link = esw_get_port_link,
- .apply_config = esw_apply_config,
- .reset_switch = esw_reset_switch,
-};
-
-static struct rt305x_esw_platform_data rt3050_esw_data = {
- /* All ports are LAN ports. */
- .vlan_config = RT305X_ESW_VLAN_CONFIG_NONE,
- .reg_initval_fct2 = 0x00d6500c,
- /*
- * ext phy base addr 31, enable port 5 polling, rx/tx clock skew 1,
- * turbo mii off, rgmi 3.3v off
- * port5: disabled
- * port6: enabled, gige, full-duplex, rx/tx-flow-control
- */
- .reg_initval_fpa2 = 0x3f502b28,
-};
-
-static const struct of_device_id ralink_esw_match[] = {
- { .compatible = "ralink,rt3050-esw", .data = &rt3050_esw_data },
- {},
-};
-MODULE_DEVICE_TABLE(of, ralink_esw_match);
-
-static int esw_probe(struct platform_device *pdev)
-{
- struct device_node *np = pdev->dev.of_node;
- const struct rt305x_esw_platform_data *pdata;
- const __be32 *port_map, *reg_init;
- struct rt305x_esw *esw;
- struct switch_dev *swdev;
- struct resource *res, *irq;
- int err;
-
- pdata = pdev->dev.platform_data;
- if (!pdata) {
- const struct of_device_id *match;
- match = of_match_device(ralink_esw_match, &pdev->dev);
- if (match)
- pdata = (struct rt305x_esw_platform_data *) match->data;
- }
- if (!pdata)
- return -EINVAL;
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_err(&pdev->dev, "no memory resource found\n");
- return -ENOMEM;
- }
-
- irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (!irq) {
- dev_err(&pdev->dev, "no irq resource found\n");
- return -ENOMEM;
- }
-
- esw = kzalloc(sizeof(struct rt305x_esw), GFP_KERNEL);
- if (!esw) {
- dev_err(&pdev->dev, "no memory for private data\n");
- return -ENOMEM;
- }
-
- esw->dev = &pdev->dev;
- esw->irq = irq->start;
- esw->base = ioremap(res->start, resource_size(res));
- if (!esw->base) {
- dev_err(&pdev->dev, "ioremap failed\n");
- err = -ENOMEM;
- goto free_esw;
- }
-
- port_map = of_get_property(np, "ralink,portmap", NULL);
- if (port_map)
- esw->port_map = be32_to_cpu(*port_map);
-
- reg_init = of_get_property(np, "ralink,fct2", NULL);
- if (reg_init)
- esw->reg_initval_fct2 = be32_to_cpu(*reg_init);
-
- reg_init = of_get_property(np, "ralink,fpa2", NULL);
- if (reg_init)
- esw->reg_initval_fpa2 = be32_to_cpu(*reg_init);
-
- reg_init = of_get_property(np, "ralink,led_polarity", NULL);
- if (reg_init)
- esw->reg_led_polarity = be32_to_cpu(*reg_init);
-
- swdev = &esw->swdev;
- swdev->of_node = pdev->dev.of_node;
- swdev->name = "rt305x-esw";
- swdev->alias = "rt305x";
- swdev->cpu_port = RT305X_ESW_PORT6;
- swdev->ports = RT305X_ESW_NUM_PORTS;
- swdev->vlans = RT305X_ESW_NUM_VIDS;
- swdev->ops = &esw_ops;
-
- err = register_switch(swdev, NULL);
- if (err < 0) {
- dev_err(&pdev->dev, "register_switch failed\n");
- goto unmap_base;
- }
-
- platform_set_drvdata(pdev, esw);
-
- esw->pdata = pdata;
- spin_lock_init(&esw->reg_rw_lock);
-
- esw_hw_init(esw);
-
- esw_w32(esw, RT305X_ESW_PORT_ST_CHG, RT305X_ESW_REG_ISR);
- esw_w32(esw, ~RT305X_ESW_PORT_ST_CHG, RT305X_ESW_REG_IMR);
- request_irq(esw->irq, esw_interrupt, 0, "esw", esw);
-
- return 0;
-
-unmap_base:
- iounmap(esw->base);
-free_esw:
- kfree(esw);
- return err;
-}
-
-static int esw_remove(struct platform_device *pdev)
-{
- struct rt305x_esw *esw;
-
- esw = platform_get_drvdata(pdev);
- if (esw) {
- unregister_switch(&esw->swdev);
- platform_set_drvdata(pdev, NULL);
- iounmap(esw->base);
- kfree(esw);
- }
-
- return 0;
-}
-
-static struct platform_driver esw_driver = {
- .probe = esw_probe,
- .remove = esw_remove,
- .driver = {
- .name = "rt305x-esw",
- .owner = THIS_MODULE,
- .of_match_table = ralink_esw_match,
- },
-};
-
-int __init rtesw_init(void)
-{
- return platform_driver_register(&esw_driver);
-}
-
-void rtesw_exit(void)
-{
- platform_driver_unregister(&esw_driver);
-}
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- * Copyright (C) 2009-2013 John Crispin <blogic@openwrt.org>
- */
-
-#ifndef _RALINK_ESW_RT3052_H__
-#define _RALINK_ESW_RT3052_H__
-
-#ifdef CONFIG_NET_RALINK_ESW_RT3052
-
-int __init rtesw_init(void);
-void rtesw_exit(void);
-
-#else
-
-static inline int __init rtesw_init(void) { return 0; }
-static inline void rtesw_exit(void) { }
-
-#endif
-#endif
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- * Copyright (C) 2009-2013 John Crispin <blogic@openwrt.org>
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/dma-mapping.h>
-#include <linux/init.h>
-#include <linux/skbuff.h>
-#include <linux/etherdevice.h>
-#include <linux/ethtool.h>
-#include <linux/platform_device.h>
-#include <linux/of_device.h>
-#include <linux/clk.h>
-#include <linux/of_net.h>
-#include <linux/of_mdio.h>
-#include <linux/of_irq.h>
-#include <linux/of_address.h>
-#include <linux/switch.h>
-
-#include <asm/mach-ralink/ralink_regs.h>
-
-#include "ralink_soc_eth.h"
-
-#include <linux/ioport.h>
-#include <linux/switch.h>
-#include <linux/mii.h>
-
-#include <ralink_regs.h>
-#include <asm/mach-ralink/mt7620.h>
-
-#include "ralink_soc_eth.h"
-#include "gsw_mt7620a.h"
-#include "mt7530.h"
-#include "mdio.h"
-
-#define GSW_REG_PHY_TIMEOUT (5 * HZ)
-
-#ifdef CONFIG_SOC_MT7621
-#define MT7620A_GSW_REG_PIAC 0x0004
-#else
-#define MT7620A_GSW_REG_PIAC 0x7004
-#endif
-
-#define GSW_NUM_VLANS 16
-#define GSW_NUM_VIDS 4096
-#define GSW_NUM_PORTS 7
-#define GSW_PORT6 6
-
-#define GSW_MDIO_ACCESS BIT(31)
-#define GSW_MDIO_READ BIT(19)
-#define GSW_MDIO_WRITE BIT(18)
-#define GSW_MDIO_START BIT(16)
-#define GSW_MDIO_ADDR_SHIFT 20
-#define GSW_MDIO_REG_SHIFT 25
-
-#define GSW_REG_PORT_PMCR(x) (0x3000 + (x * 0x100))
-#define GSW_REG_PORT_STATUS(x) (0x3008 + (x * 0x100))
-#define GSW_REG_SMACCR0 0x3fE4
-#define GSW_REG_SMACCR1 0x3fE8
-#define GSW_REG_CKGCR 0x3ff0
-
-#define GSW_REG_IMR 0x7008
-#define GSW_REG_ISR 0x700c
-#define GSW_REG_GPC1 0x7014
-
-#define SYSC_REG_CHIP_REV_ID 0x0c
-#define SYSC_REG_CFG1 0x14
-#define RST_CTRL_MCM BIT(2)
-#define SYSC_PAD_RGMII2_MDIO 0x58
-#define SYSC_GPIO_MODE 0x60
-
-#define PORT_IRQ_ST_CHG 0x7f
-
-
-#ifdef CONFIG_SOC_MT7621
-#define ESW_PHY_POLLING 0x0000
-#else
-#define ESW_PHY_POLLING 0x7000
-#endif
-
-#define PMCR_IPG BIT(18)
-#define PMCR_MAC_MODE BIT(16)
-#define PMCR_FORCE BIT(15)
-#define PMCR_TX_EN BIT(14)
-#define PMCR_RX_EN BIT(13)
-#define PMCR_BACKOFF BIT(9)
-#define PMCR_BACKPRES BIT(8)
-#define PMCR_RX_FC BIT(5)
-#define PMCR_TX_FC BIT(4)
-#define PMCR_SPEED(_x) (_x << 2)
-#define PMCR_DUPLEX BIT(1)
-#define PMCR_LINK BIT(0)
-
-#define PHY_AN_EN BIT(31)
-#define PHY_PRE_EN BIT(30)
-#define PMY_MDC_CONF(_x) ((_x & 0x3f) << 24)
-
-enum {
- /* Global attributes. */
- GSW_ATTR_ENABLE_VLAN,
- /* Port attributes. */
- GSW_ATTR_PORT_UNTAG,
-};
-
-enum {
- PORT4_EPHY = 0,
- PORT4_EXT,
-};
-
-struct mt7620_gsw {
- struct device *dev;
- void __iomem *base;
- int irq;
- int port4;
- long unsigned int autopoll;
-};
-
-static inline void gsw_w32(struct mt7620_gsw *gsw, u32 val, unsigned reg)
-{
- iowrite32(val, gsw->base + reg);
-}
-
-static inline u32 gsw_r32(struct mt7620_gsw *gsw, unsigned reg)
-{
- return ioread32(gsw->base + reg);
-}
-
-static int mt7620_mii_busy_wait(struct mt7620_gsw *gsw)
-{
- unsigned long t_start = jiffies;
-
- while (1) {
- if (!(gsw_r32(gsw, MT7620A_GSW_REG_PIAC) & GSW_MDIO_ACCESS))
- return 0;
- if (time_after(jiffies, t_start + GSW_REG_PHY_TIMEOUT)) {
- break;
- }
- }
-
- printk(KERN_ERR "mdio: MDIO timeout\n");
- return -1;
-}
-
-static u32 _mt7620_mii_write(struct mt7620_gsw *gsw, u32 phy_addr, u32 phy_register,
- u32 write_data)
-{
- if (mt7620_mii_busy_wait(gsw))
- return -1;
-
- write_data &= 0xffff;
-
- gsw_w32(gsw, GSW_MDIO_ACCESS | GSW_MDIO_START | GSW_MDIO_WRITE |
- (phy_register << GSW_MDIO_REG_SHIFT) |
- (phy_addr << GSW_MDIO_ADDR_SHIFT) | write_data,
- MT7620A_GSW_REG_PIAC);
-
- if (mt7620_mii_busy_wait(gsw))
- return -1;
-
- return 0;
-}
-
-static u32 _mt7620_mii_read(struct mt7620_gsw *gsw, int phy_addr, int phy_reg)
-{
- u32 d;
-
- if (mt7620_mii_busy_wait(gsw))
- return 0xffff;
-
- gsw_w32(gsw, GSW_MDIO_ACCESS | GSW_MDIO_START | GSW_MDIO_READ |
- (phy_reg << GSW_MDIO_REG_SHIFT) |
- (phy_addr << GSW_MDIO_ADDR_SHIFT),
- MT7620A_GSW_REG_PIAC);
-
- if (mt7620_mii_busy_wait(gsw))
- return 0xffff;
-
- d = gsw_r32(gsw, MT7620A_GSW_REG_PIAC) & 0xffff;
-
- return d;
-}
-
-int mt7620_mdio_write(struct mii_bus *bus, int phy_addr, int phy_reg, u16 val)
-{
- struct fe_priv *priv = bus->priv;
- struct mt7620_gsw *gsw = (struct mt7620_gsw *) priv->soc->swpriv;
-
- return _mt7620_mii_write(gsw, phy_addr, phy_reg, val);
-}
-
-int mt7620_mdio_read(struct mii_bus *bus, int phy_addr, int phy_reg)
-{
- struct fe_priv *priv = bus->priv;
- struct mt7620_gsw *gsw = (struct mt7620_gsw *) priv->soc->swpriv;
-
- return _mt7620_mii_read(gsw, phy_addr, phy_reg);
-}
-
-static void
-mt7530_mdio_w32(struct mt7620_gsw *gsw, u32 reg, u32 val)
-{
- _mt7620_mii_write(gsw, 0x1f, 0x1f, (reg >> 6) & 0x3ff);
- _mt7620_mii_write(gsw, 0x1f, (reg >> 2) & 0xf, val & 0xffff);
- _mt7620_mii_write(gsw, 0x1f, 0x10, val >> 16);
-}
-
-static u32
-mt7530_mdio_r32(struct mt7620_gsw *gsw, u32 reg)
-{
- u16 high, low;
-
- _mt7620_mii_write(gsw, 0x1f, 0x1f, (reg >> 6) & 0x3ff);
- low = _mt7620_mii_read(gsw, 0x1f, (reg >> 2) & 0xf);
- high = _mt7620_mii_read(gsw, 0x1f, 0x10);
-
- return (high << 16) | (low & 0xffff);
-}
-
-static unsigned char *fe_speed_str(int speed)
-{
- switch (speed) {
- case 2:
- case SPEED_1000:
- return "1000";
- case 1:
- case SPEED_100:
- return "100";
- case 0:
- case SPEED_10:
- return "10";
- }
-
- return "? ";
-}
-
-int mt7620a_has_carrier(struct fe_priv *priv)
-{
- struct mt7620_gsw *gsw = (struct mt7620_gsw *) priv->soc->swpriv;
- int i;
-
- for (i = 0; i < GSW_PORT6; i++)
- if (gsw_r32(gsw, GSW_REG_PORT_STATUS(i)) & 0x1)
- return 1;
- return 0;
-}
-
-static void mt7620a_handle_carrier(struct fe_priv *priv)
-{
- if (!priv->phy)
- return;
-
- if (mt7620a_has_carrier(priv))
- netif_carrier_on(priv->netdev);
- else
- netif_carrier_off(priv->netdev);
-}
-
-void mt7620_mdio_link_adjust(struct fe_priv *priv, int port)
-{
- if (priv->link[port])
- netdev_info(priv->netdev, "port %d link up (%sMbps/%s duplex)\n",
- port, fe_speed_str(priv->phy->speed[port]),
- (DUPLEX_FULL == priv->phy->duplex[port]) ? "Full" : "Half");
- else
- netdev_info(priv->netdev, "port %d link down\n", port);
- mt7620a_handle_carrier(priv);
-}
-
-static irqreturn_t gsw_interrupt_mt7620(int irq, void *_priv)
-{
- struct fe_priv *priv = (struct fe_priv *) _priv;
- struct mt7620_gsw *gsw = (struct mt7620_gsw *) priv->soc->swpriv;
- u32 status;
- int i, max = (gsw->port4 == PORT4_EPHY) ? (4) : (3);
-
- status = gsw_r32(gsw, GSW_REG_ISR);
- if (status & PORT_IRQ_ST_CHG)
- for (i = 0; i <= max; i++) {
- u32 status = gsw_r32(gsw, GSW_REG_PORT_STATUS(i));
- int link = status & 0x1;
-
- if (link != priv->link[i]) {
- if (link)
- netdev_info(priv->netdev, "port %d link up (%sMbps/%s duplex)\n",
- i, fe_speed_str((status >> 2) & 3),
- (status & 0x2) ? "Full" : "Half");
- else
- netdev_info(priv->netdev, "port %d link down\n", i);
- }
-
- priv->link[i] = link;
- }
- mt7620a_handle_carrier(priv);
-
- gsw_w32(gsw, status, GSW_REG_ISR);
-
- return IRQ_HANDLED;
-}
-
-static irqreturn_t gsw_interrupt_mt7621(int irq, void *_priv)
-{
- struct fe_priv *priv = (struct fe_priv *) _priv;
- struct mt7620_gsw *gsw = (struct mt7620_gsw *) priv->soc->swpriv;
- u32 reg, i;
-
- reg = mt7530_mdio_r32(gsw, 0x700c);
-
- for (i = 0; i < 5; i++)
- if (reg & BIT(i)) {
- unsigned int link = mt7530_mdio_r32(gsw, 0x3008 + (i * 0x100)) & 0x1;
-
- if (link != priv->link[i]) {
- priv->link[i] = link;
- if (link)
- netdev_info(priv->netdev, "port %d link up\n", i);
- else
- netdev_info(priv->netdev, "port %d link down\n", i);
- }
- }
-
- mt7620a_handle_carrier(priv);
- mt7530_mdio_w32(gsw, 0x700c, 0x1f);
-
- return IRQ_HANDLED;
-}
-
-static int mt7620_is_bga(void)
-{
- u32 bga = rt_sysc_r32(0x0c);
-
- return (bga >> 16) & 1;
-}
-
-static void gsw_auto_poll(struct mt7620_gsw *gsw)
-{
- int phy;
- int lsb = -1, msb = 0;
-
- for_each_set_bit(phy, &gsw->autopoll, 32) {
- if (lsb < 0)
- lsb = phy;
- msb = phy;
- }
-
- if (lsb == msb)
- lsb--;
-
- gsw_w32(gsw, PHY_AN_EN | PHY_PRE_EN | PMY_MDC_CONF(5) | (msb << 8) | lsb, ESW_PHY_POLLING);
-}
-
-void mt7620_port_init(struct fe_priv *priv, struct device_node *np)
-{
- struct mt7620_gsw *gsw = (struct mt7620_gsw *) priv->soc->swpriv;
- const __be32 *_id = of_get_property(np, "reg", NULL);
- int phy_mode, size, id;
- int shift = 12;
- u32 val, mask = 0;
- int min = (gsw->port4 == PORT4_EPHY) ? (5) : (4);
-
- if (!_id || (be32_to_cpu(*_id) < min) || (be32_to_cpu(*_id) > 5)) {
- if (_id)
- pr_err("%s: invalid port id %d\n", np->name, be32_to_cpu(*_id));
- else
- pr_err("%s: invalid port id\n", np->name);
- return;
- }
-
- id = be32_to_cpu(*_id);
-
- if (id == 4)
- shift = 14;
-
- priv->phy->phy_fixed[id] = of_get_property(np, "ralink,fixed-link", &size);
- if (priv->phy->phy_fixed[id] && (size != (4 * sizeof(*priv->phy->phy_fixed[id])))) {
- pr_err("%s: invalid fixed link property\n", np->name);
- priv->phy->phy_fixed[id] = NULL;
- return;
- }
-
- phy_mode = of_get_phy_mode(np);
- switch (phy_mode) {
- case PHY_INTERFACE_MODE_RGMII:
- mask = 0;
- break;
- case PHY_INTERFACE_MODE_MII:
- mask = 1;
- break;
- case PHY_INTERFACE_MODE_RMII:
- mask = 2;
- break;
- default:
- dev_err(priv->device, "port %d - invalid phy mode\n", id);
- return;
- }
-
- priv->phy->phy_node[id] = of_parse_phandle(np, "phy-handle", 0);
- if (!priv->phy->phy_node[id] && !priv->phy->phy_fixed[id])
- return;
-
- val = rt_sysc_r32(SYSC_REG_CFG1);
- val &= ~(3 << shift);
- val |= mask << shift;
- rt_sysc_w32(val, SYSC_REG_CFG1);
-
- if (priv->phy->phy_fixed[id]) {
- const __be32 *link = priv->phy->phy_fixed[id];
- int tx_fc, rx_fc;
- u32 val = 0;
-
- priv->phy->speed[id] = be32_to_cpup(link++);
- tx_fc = be32_to_cpup(link++);
- rx_fc = be32_to_cpup(link++);
- priv->phy->duplex[id] = be32_to_cpup(link++);
- priv->link[id] = 1;
-
- switch (priv->phy->speed[id]) {
- case SPEED_10:
- val = 0;
- break;
- case SPEED_100:
- val = 1;
- break;
- case SPEED_1000:
- val = 2;
- break;
- default:
- dev_err(priv->device, "invalid link speed: %d\n", priv->phy->speed[id]);
- priv->phy->phy_fixed[id] = 0;
- return;
- }
- val = PMCR_SPEED(val);
- val |= PMCR_LINK | PMCR_BACKPRES | PMCR_BACKOFF | PMCR_RX_EN |
- PMCR_TX_EN | PMCR_FORCE | PMCR_MAC_MODE | PMCR_IPG;
- if (tx_fc)
- val |= PMCR_TX_FC;
- if (rx_fc)
- val |= PMCR_RX_FC;
- if (priv->phy->duplex[id])
- val |= PMCR_DUPLEX;
- gsw_w32(gsw, val, GSW_REG_PORT_PMCR(id));
- dev_info(priv->device, "using fixed link parameters\n");
- return;
- }
-
- if (priv->phy->phy_node[id] && priv->mii_bus->phy_map[id]) {
- u32 val = PMCR_BACKPRES | PMCR_BACKOFF | PMCR_RX_EN |
- PMCR_TX_EN | PMCR_MAC_MODE | PMCR_IPG;
-
- gsw_w32(gsw, val, GSW_REG_PORT_PMCR(id));
- fe_connect_phy_node(priv, priv->phy->phy_node[id]);
- gsw->autopoll |= BIT(id);
- gsw_auto_poll(gsw);
- return;
- }
-}
-
-static void gsw_hw_init_mt7620(struct mt7620_gsw *gsw, struct device_node *np)
-{
- u32 is_BGA = mt7620_is_bga();
-
- rt_sysc_w32(rt_sysc_r32(SYSC_REG_CFG1) | BIT(8), SYSC_REG_CFG1);
- gsw_w32(gsw, gsw_r32(gsw, GSW_REG_CKGCR) & ~(0x3 << 4), GSW_REG_CKGCR);
-
- if (of_property_read_bool(np, "mediatek,mt7530")) {
- u32 val;
-
- /* turn off ephy and set phy base addr to 12 */
- gsw_w32(gsw, gsw_r32(gsw, GSW_REG_GPC1) | (0x1f << 24) | (0xc << 16), GSW_REG_GPC1);
-
- /* set MT7530 central align */
- val = mt7530_mdio_r32(gsw, 0x7830);
- val &= ~1;
- val |= 1<<1;
- mt7530_mdio_w32(gsw, 0x7830, val);
-
- val = mt7530_mdio_r32(gsw, 0x7a40);
- val &= ~(1<<30);
- mt7530_mdio_w32(gsw, 0x7a40, val);
-
- mt7530_mdio_w32(gsw, 0x7a78, 0x855);
- } else {
- /* EPHY1 fixup - only run if the ephy is enabled */
-
- /*correct PHY setting L3.0 BGA*/
- _mt7620_mii_write(gsw, 1, 31, 0x4000); //global, page 4
-
- _mt7620_mii_write(gsw, 1, 17, 0x7444);
- if (is_BGA)
- _mt7620_mii_write(gsw, 1, 19, 0x0114);
- else
- _mt7620_mii_write(gsw, 1, 19, 0x0117);
-
- _mt7620_mii_write(gsw, 1, 22, 0x10cf);
- _mt7620_mii_write(gsw, 1, 25, 0x6212);
- _mt7620_mii_write(gsw, 1, 26, 0x0777);
- _mt7620_mii_write(gsw, 1, 29, 0x4000);
- _mt7620_mii_write(gsw, 1, 28, 0xc077);
- _mt7620_mii_write(gsw, 1, 24, 0x0000);
-
- _mt7620_mii_write(gsw, 1, 31, 0x3000); //global, page 3
- _mt7620_mii_write(gsw, 1, 17, 0x4838);
-
- _mt7620_mii_write(gsw, 1, 31, 0x2000); //global, page 2
- if (is_BGA) {
- _mt7620_mii_write(gsw, 1, 21, 0x0515);
- _mt7620_mii_write(gsw, 1, 22, 0x0053);
- _mt7620_mii_write(gsw, 1, 23, 0x00bf);
- _mt7620_mii_write(gsw, 1, 24, 0x0aaf);
- _mt7620_mii_write(gsw, 1, 25, 0x0fad);
- _mt7620_mii_write(gsw, 1, 26, 0x0fc1);
- } else {
- _mt7620_mii_write(gsw, 1, 21, 0x0517);
- _mt7620_mii_write(gsw, 1, 22, 0x0fd2);
- _mt7620_mii_write(gsw, 1, 23, 0x00bf);
- _mt7620_mii_write(gsw, 1, 24, 0x0aab);
- _mt7620_mii_write(gsw, 1, 25, 0x00ae);
- _mt7620_mii_write(gsw, 1, 26, 0x0fff);
- }
- _mt7620_mii_write(gsw, 1, 31, 0x1000); //global, page 1
- _mt7620_mii_write(gsw, 1, 17, 0xe7f8);
- }
-
- _mt7620_mii_write(gsw, 1, 31, 0x8000); //local, page 0
- _mt7620_mii_write(gsw, 0, 30, 0xa000);
- _mt7620_mii_write(gsw, 1, 30, 0xa000);
- _mt7620_mii_write(gsw, 2, 30, 0xa000);
- _mt7620_mii_write(gsw, 3, 30, 0xa000);
-
- _mt7620_mii_write(gsw, 0, 4, 0x05e1);
- _mt7620_mii_write(gsw, 1, 4, 0x05e1);
- _mt7620_mii_write(gsw, 2, 4, 0x05e1);
- _mt7620_mii_write(gsw, 3, 4, 0x05e1);
-
- _mt7620_mii_write(gsw, 1, 31, 0xa000); //local, page 2
- _mt7620_mii_write(gsw, 0, 16, 0x1111);
- _mt7620_mii_write(gsw, 1, 16, 0x1010);
- _mt7620_mii_write(gsw, 2, 16, 0x1515);
- _mt7620_mii_write(gsw, 3, 16, 0x0f0f);
-
- /* CPU Port6 Force Link 1G, FC ON */
- gsw_w32(gsw, 0x5e33b, GSW_REG_PORT_PMCR(6));
- /* Set Port6 CPU Port */
- gsw_w32(gsw, 0x7f7f7fe0, 0x0010);
-
- /* setup port 4 */
- if (gsw->port4 == PORT4_EPHY) {
- u32 val = rt_sysc_r32(SYSC_REG_CFG1);
- val |= 3 << 14;
- rt_sysc_w32(val, SYSC_REG_CFG1);
- _mt7620_mii_write(gsw, 4, 30, 0xa000);
- _mt7620_mii_write(gsw, 4, 4, 0x05e1);
- _mt7620_mii_write(gsw, 4, 16, 0x1313);
- pr_info("gsw: setting port4 to ephy mode\n");
- }
-}
-
-static void gsw_hw_init_mt7621(struct mt7620_gsw *gsw, struct device_node *np)
-{
- u32 i;
- u32 val;
-
- /* Hardware reset Switch */
- fe_reset(RST_CTRL_MCM);
- udelay(10000);
-
- /* reduce RGMII2 PAD driving strength */
- rt_sysc_m32(3 << 4, 0, SYSC_PAD_RGMII2_MDIO);
-
- /* gpio mux - RGMII1=Normal mode */
- rt_sysc_m32(BIT(14), 0, SYSC_GPIO_MODE);
-
- //GMAC1= RGMII mode
- rt_sysc_m32(3 << 12, 0, SYSC_REG_CFG1);
-
- /* enable MDIO to control MT7530 */
- rt_sysc_m32(3 << 12, 0, SYSC_GPIO_MODE);
-
- /* turn off all PHYs */
- for (i = 0; i <= 4; i++) {
- val = _mt7620_mii_read(gsw, i, 0x0);
- val |= (0x1 << 11);
- _mt7620_mii_write(gsw, i, 0x0, val);
- }
-
- /* reset the switch */
- mt7530_mdio_w32(gsw, 0x7000, 0x3);
- udelay(10);
-
- if ((rt_sysc_r32(SYSC_REG_CHIP_REV_ID) & 0xFFFF) == 0x0101) {
- /* (GE1, Force 1000M/FD, FC ON, MAX_RX_LENGTH 1536) */
- gsw_w32(gsw, 0x2105e30b, 0x100);
- mt7530_mdio_w32(gsw, 0x3600, 0x5e30b);
- } else {
- /* (GE1, Force 1000M/FD, FC ON, MAX_RX_LENGTH 1536) */
- gsw_w32(gsw, 0x2105e33b, 0x100);
- mt7530_mdio_w32(gsw, 0x3600, 0x5e33b);
- }
-
- /* (GE2, Link down) */
- gsw_w32(gsw, 0x8000, 0x200);
-
- //val = 0x117ccf; //Enable Port 6, P5 as GMAC5, P5 disable
- val = mt7530_mdio_r32(gsw, 0x7804);
- val &= ~(1<<8); //Enable Port 6
- val |= (1<<6); //Disable Port 5
- val |= (1<<13); //Port 5 as GMAC, no Internal PHY
-
- val |= (1<<16);//change HW-TRAP
- printk("change HW-TRAP to 0x%x\n", val);
- mt7530_mdio_w32(gsw, 0x7804, val);
-
- val = rt_sysc_r32(0x10);
- val = (val >> 6) & 0x7;
- if (val >= 6) {
- /* 25Mhz Xtal - do nothing */
- } else if(val >=3) {
- /* 40Mhz */
-
- /* disable MT7530 core clock */
- _mt7620_mii_write(gsw, 0, 13, 0x1f);
- _mt7620_mii_write(gsw, 0, 14, 0x410);
- _mt7620_mii_write(gsw, 0, 13, 0x401f);
- _mt7620_mii_write(gsw, 0, 14, 0x0);
-
- /* disable MT7530 PLL */
- _mt7620_mii_write(gsw, 0, 13, 0x1f);
- _mt7620_mii_write(gsw, 0, 14, 0x40d);
- _mt7620_mii_write(gsw, 0, 13, 0x401f);
- _mt7620_mii_write(gsw, 0, 14, 0x2020);
-
- /* for MT7530 core clock = 500Mhz */
- _mt7620_mii_write(gsw, 0, 13, 0x1f);
- _mt7620_mii_write(gsw, 0, 14, 0x40e);
- _mt7620_mii_write(gsw, 0, 13, 0x401f);
- _mt7620_mii_write(gsw, 0, 14, 0x119);
-
- /* enable MT7530 PLL */
- _mt7620_mii_write(gsw, 0, 13, 0x1f);
- _mt7620_mii_write(gsw, 0, 14, 0x40d);
- _mt7620_mii_write(gsw, 0, 13, 0x401f);
- _mt7620_mii_write(gsw, 0, 14, 0x2820);
-
- udelay(20);
-
- /* enable MT7530 core clock */
- _mt7620_mii_write(gsw, 0, 13, 0x1f);
- _mt7620_mii_write(gsw, 0, 14, 0x410);
- _mt7620_mii_write(gsw, 0, 13, 0x401f);
- } else {
- /* 20Mhz Xtal - TODO */
- }
-
- /* RGMII */
- _mt7620_mii_write(gsw, 0, 14, 0x1);
-
- /* set MT7530 central align */
- val = mt7530_mdio_r32(gsw, 0x7830);
- val &= ~1;
- val |= 1<<1;
- mt7530_mdio_w32(gsw, 0x7830, val);
-
- val = mt7530_mdio_r32(gsw, 0x7a40);
- val &= ~(1<<30);
- mt7530_mdio_w32(gsw, 0x7a40, val);
-
- mt7530_mdio_w32(gsw, 0x7a78, 0x855);
- mt7530_mdio_w32(gsw, 0x7b00, 0x102); //delay setting for 10/1000M
- mt7530_mdio_w32(gsw, 0x7b04, 0x14); //delay setting for 10/1000M
-
- /*Tx Driving*/
- mt7530_mdio_w32(gsw, 0x7a54, 0x44); //lower driving
- mt7530_mdio_w32(gsw, 0x7a5c, 0x44); //lower driving
- mt7530_mdio_w32(gsw, 0x7a64, 0x44); //lower driving
- mt7530_mdio_w32(gsw, 0x7a6c, 0x44); //lower driving
- mt7530_mdio_w32(gsw, 0x7a74, 0x44); //lower driving
- mt7530_mdio_w32(gsw, 0x7a7c, 0x44); //lower driving
-
- //LANWANPartition();
-
- /* turn on all PHYs */
- for (i = 0; i <= 4; i++) {
- val = _mt7620_mii_read(gsw, i, 0);
- val &= ~BIT(11);
- _mt7620_mii_write(gsw, i, 0, val);
- }
-
- /* enable irq */
- val = mt7530_mdio_r32(gsw, 0x7808);
- val |= 3 << 16;
- mt7530_mdio_w32(gsw, 0x7808, val);
-}
-
-void mt7620_set_mac(struct fe_priv *priv, unsigned char *mac)
-{
- struct mt7620_gsw *gsw = (struct mt7620_gsw *) priv->soc->swpriv;
- unsigned long flags;
-
- spin_lock_irqsave(&priv->page_lock, flags);
- gsw_w32(gsw, (mac[0] << 8) | mac[1], GSW_REG_SMACCR1);
- gsw_w32(gsw, (mac[2] << 24) | (mac[3] << 16) | (mac[4] << 8) | mac[5],
- GSW_REG_SMACCR0);
- spin_unlock_irqrestore(&priv->page_lock, flags);
-}
-
-static struct of_device_id gsw_match[] = {
- { .compatible = "ralink,mt7620a-gsw" },
- {}
-};
-
-int mt7620_gsw_config(struct fe_priv *priv)
-{
- struct mt7620_gsw *gsw = (struct mt7620_gsw *) priv->soc->swpriv;
-
- /* is the mt7530 internal or external */
- if (priv->mii_bus && priv->mii_bus->phy_map[0x1f]) {
- mt7530_probe(priv->device, gsw->base, NULL, 0);
- mt7530_probe(priv->device, NULL, priv->mii_bus, 1);
- } else {
- mt7530_probe(priv->device, gsw->base, NULL, 1);
- }
-
- return 0;
-}
-
-int mt7621_gsw_config(struct fe_priv *priv)
-{
- if (priv->mii_bus && priv->mii_bus->phy_map[0x1f])
- mt7530_probe(priv->device, NULL, priv->mii_bus, 1);
-
- return 0;
-}
-
-int mt7620_gsw_probe(struct fe_priv *priv)
-{
- struct mt7620_gsw *gsw;
- struct device_node *np;
- const char *port4 = NULL;
-
- np = of_find_matching_node(NULL, gsw_match);
- if (!np) {
- dev_err(priv->device, "no gsw node found\n");
- return -EINVAL;
- }
- np = of_node_get(np);
-
- gsw = devm_kzalloc(priv->device, sizeof(struct mt7620_gsw), GFP_KERNEL);
- if (!gsw) {
- dev_err(priv->device, "no gsw memory for private data\n");
- return -ENOMEM;
- }
-
- gsw->base = of_iomap(np, 0);
- if (!gsw->base) {
- dev_err(priv->device, "gsw ioremap failed\n");
- return -ENOMEM;
- }
-
- gsw->dev = priv->device;
- priv->soc->swpriv = gsw;
-
- of_property_read_string(np, "ralink,port4", &port4);
- if (port4 && !strcmp(port4, "ephy"))
- gsw->port4 = PORT4_EPHY;
- else if (port4 && !strcmp(port4, "gmac"))
- gsw->port4 = PORT4_EXT;
- else
- gsw->port4 = PORT4_EPHY;
-
- if (IS_ENABLED(CONFIG_SOC_MT7620))
- gsw_hw_init_mt7620(gsw, np);
- else
- gsw_hw_init_mt7621(gsw, np);
-
- gsw->irq = irq_of_parse_and_map(np, 0);
- if (gsw->irq) {
- if (IS_ENABLED(CONFIG_SOC_MT7620)) {
- request_irq(gsw->irq, gsw_interrupt_mt7620, 0, "gsw", priv);
- gsw_w32(gsw, ~PORT_IRQ_ST_CHG, GSW_REG_IMR);
- } else {
- request_irq(gsw->irq, gsw_interrupt_mt7621, 0, "gsw", priv);
- mt7530_mdio_w32(gsw, 0x7008, 0x1f);
- }
- }
-
- return 0;
-}
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- * Copyright (C) 2009-2013 John Crispin <blogic@openwrt.org>
- */
-
-#ifndef _RALINK_GSW_MT7620_H__
-#define _RALINK_GSW_MT7620_H__
-
-extern int mt7620_gsw_config(struct fe_priv *priv);
-extern int mt7621_gsw_config(struct fe_priv *priv);
-extern int mt7620_gsw_probe(struct fe_priv *priv);
-extern void mt7620_set_mac(struct fe_priv *priv, unsigned char *mac);
-extern int mt7620_mdio_write(struct mii_bus *bus, int phy_addr, int phy_reg, u16 val);
-extern int mt7620_mdio_read(struct mii_bus *bus, int phy_addr, int phy_reg);
-extern void mt7620_mdio_link_adjust(struct fe_priv *priv, int port);
-extern void mt7620_port_init(struct fe_priv *priv, struct device_node *np);
-extern int mt7620a_has_carrier(struct fe_priv *priv);
-
-#endif
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- * Copyright (C) 2009-2013 John Crispin <blogic@openwrt.org>
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/dma-mapping.h>
-#include <linux/init.h>
-#include <linux/skbuff.h>
-#include <linux/etherdevice.h>
-#include <linux/ethtool.h>
-#include <linux/platform_device.h>
-#include <linux/phy.h>
-#include <linux/of_device.h>
-#include <linux/clk.h>
-#include <linux/of_net.h>
-#include <linux/of_mdio.h>
-
-#include "ralink_soc_eth.h"
-#include "mdio.h"
-
-static int fe_mdio_reset(struct mii_bus *bus)
-{
- /* TODO */
- return 0;
-}
-
-static void fe_phy_link_adjust(struct net_device *dev)
-{
- struct fe_priv *priv = netdev_priv(dev);
- unsigned long flags;
- int i;
-
- spin_lock_irqsave(&priv->phy->lock, flags);
- for (i = 0; i < 8; i++) {
- if (priv->phy->phy_node[i]) {
- struct phy_device *phydev = priv->phy->phy[i];
- int status_change = 0;
-
- if (phydev->link)
- if (priv->phy->duplex[i] != phydev->duplex ||
- priv->phy->speed[i] != phydev->speed)
- status_change = 1;
-
- if (phydev->link != priv->link[i])
- status_change = 1;
-
- switch (phydev->speed) {
- case SPEED_1000:
- case SPEED_100:
- case SPEED_10:
- priv->link[i] = phydev->link;
- priv->phy->duplex[i] = phydev->duplex;
- priv->phy->speed[i] = phydev->speed;
-
- if (status_change && priv->soc->mdio_adjust_link)
- priv->soc->mdio_adjust_link(priv, i);
- break;
- }
- }
- }
-}
-
-int fe_connect_phy_node(struct fe_priv *priv, struct device_node *phy_node)
-{
- const __be32 *_port = NULL;
- struct phy_device *phydev;
- int phy_mode, port;
-
- _port = of_get_property(phy_node, "reg", NULL);
-
- if (!_port || (be32_to_cpu(*_port) >= 0x20)) {
- pr_err("%s: invalid port id\n", phy_node->name);
- return -EINVAL;
- }
- port = be32_to_cpu(*_port);
- phy_mode = of_get_phy_mode(phy_node);
- if (phy_mode < 0) {
- dev_err(priv->device, "incorrect phy-mode %d\n", phy_mode);
- priv->phy->phy_node[port] = NULL;
- return -EINVAL;
- }
-
- phydev = of_phy_connect(priv->netdev, phy_node, fe_phy_link_adjust,
- 0, phy_mode);
- if (IS_ERR(phydev)) {
- dev_err(priv->device, "could not connect to PHY\n");
- priv->phy->phy_node[port] = NULL;
- return PTR_ERR(phydev);
- }
-
- phydev->supported &= PHY_GBIT_FEATURES;
- phydev->advertising = phydev->supported;
- phydev->no_auto_carrier_off = 1;
-
- dev_info(priv->device,
- "connected port %d to PHY at %s [uid=%08x, driver=%s]\n",
- port, dev_name(&phydev->dev), phydev->phy_id,
- phydev->drv->name);
-
- priv->phy->phy[port] = phydev;
- priv->link[port] = 0;
-
- return 0;
-}
-
-static void phy_init(struct fe_priv *priv, struct phy_device *phy)
-{
- phy_attach(priv->netdev, dev_name(&phy->dev), PHY_INTERFACE_MODE_MII);
-
- phy->autoneg = AUTONEG_ENABLE;
- phy->speed = 0;
- phy->duplex = 0;
- phy->supported &= PHY_BASIC_FEATURES;
- phy->advertising = phy->supported | ADVERTISED_Autoneg;
-
- phy_start_aneg(phy);
-}
-
-static int fe_phy_connect(struct fe_priv *priv)
-{
- int i;
-
- for (i = 0; i < 8; i++) {
- if (priv->phy->phy_node[i]) {
- if (!priv->phy_dev) {
- priv->phy_dev = priv->phy->phy[i];
- priv->phy_flags = FE_PHY_FLAG_PORT;
- }
- } else if (priv->mii_bus && priv->mii_bus->phy_map[i]) {
- phy_init(priv, priv->mii_bus->phy_map[i]);
- if (!priv->phy_dev) {
- priv->phy_dev = priv->mii_bus->phy_map[i];
- priv->phy_flags = FE_PHY_FLAG_ATTACH;
- }
- }
- }
-
- return 0;
-}
-
-static void fe_phy_disconnect(struct fe_priv *priv)
-{
- unsigned long flags;
- int i;
-
- for (i = 0; i < 8; i++)
- if (priv->phy->phy_fixed[i]) {
- spin_lock_irqsave(&priv->phy->lock, flags);
- priv->link[i] = 0;
- if (priv->soc->mdio_adjust_link)
- priv->soc->mdio_adjust_link(priv, i);
- spin_unlock_irqrestore(&priv->phy->lock, flags);
- } else if (priv->phy->phy[i]) {
- phy_disconnect(priv->phy->phy[i]);
- } else if (priv->mii_bus && priv->mii_bus->phy_map[i]) {
- phy_detach(priv->mii_bus->phy_map[i]);
- }
-}
-
-static void fe_phy_start(struct fe_priv *priv)
-{
- unsigned long flags;
- int i;
-
- for (i = 0; i < 8; i++) {
- if (priv->phy->phy_fixed[i]) {
- spin_lock_irqsave(&priv->phy->lock, flags);
- priv->link[i] = 1;
- if (priv->soc->mdio_adjust_link)
- priv->soc->mdio_adjust_link(priv, i);
- spin_unlock_irqrestore(&priv->phy->lock, flags);
- } else if (priv->phy->phy[i]) {
- phy_start(priv->phy->phy[i]);
- }
- }
-}
-
-static void fe_phy_stop(struct fe_priv *priv)
-{
- unsigned long flags;
- int i;
-
- for (i = 0; i < 8; i++)
- if (priv->phy->phy_fixed[i]) {
- spin_lock_irqsave(&priv->phy->lock, flags);
- priv->link[i] = 0;
- if (priv->soc->mdio_adjust_link)
- priv->soc->mdio_adjust_link(priv, i);
- spin_unlock_irqrestore(&priv->phy->lock, flags);
- } else if (priv->phy->phy[i]) {
- phy_stop(priv->phy->phy[i]);
- }
-}
-
-static struct fe_phy phy_ralink = {
- .connect = fe_phy_connect,
- .disconnect = fe_phy_disconnect,
- .start = fe_phy_start,
- .stop = fe_phy_stop,
-};
-
-int fe_mdio_init(struct fe_priv *priv)
-{
- struct device_node *mii_np;
- int err;
-
- if (!priv->soc->mdio_read || !priv->soc->mdio_write)
- return 0;
-
- spin_lock_init(&phy_ralink.lock);
- priv->phy = &phy_ralink;
-
- mii_np = of_get_child_by_name(priv->device->of_node, "mdio-bus");
- if (!mii_np) {
- dev_err(priv->device, "no %s child node found", "mdio-bus");
- return -ENODEV;
- }
-
- if (!of_device_is_available(mii_np)) {
- err = 0;
- goto err_put_node;
- }
-
- priv->mii_bus = mdiobus_alloc();
- if (priv->mii_bus == NULL) {
- err = -ENOMEM;
- goto err_put_node;
- }
-
- priv->mii_bus->name = "mdio";
- priv->mii_bus->read = priv->soc->mdio_read;
- priv->mii_bus->write = priv->soc->mdio_write;
- priv->mii_bus->reset = fe_mdio_reset;
- priv->mii_bus->priv = priv;
- priv->mii_bus->parent = priv->device;
-
- snprintf(priv->mii_bus->id, MII_BUS_ID_SIZE, "%s", mii_np->name);
- err = of_mdiobus_register(priv->mii_bus, mii_np);
- if (err)
- goto err_free_bus;
-
- return 0;
-
-err_free_bus:
- kfree(priv->mii_bus);
-err_put_node:
- of_node_put(mii_np);
- priv->mii_bus = NULL;
- return err;
-}
-
-void fe_mdio_cleanup(struct fe_priv *priv)
-{
- if (!priv->mii_bus)
- return;
-
- mdiobus_unregister(priv->mii_bus);
- of_node_put(priv->mii_bus->dev.of_node);
- kfree(priv->mii_bus);
-}
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- * Copyright (C) 2009-2013 John Crispin <blogic@openwrt.org>
- */
-
-#ifndef _RALINK_MDIO_H__
-#define _RALINK_MDIO_H__
-
-#ifdef CONFIG_NET_RALINK_MDIO
-extern int fe_mdio_init(struct fe_priv *priv);
-extern void fe_mdio_cleanup(struct fe_priv *priv);
-extern int fe_connect_phy_node(struct fe_priv *priv, struct device_node *phy_node);
-#else
-static inline int fe_mdio_init(struct fe_priv *priv) { return 0; }
-static inline void fe_mdio_cleanup(struct fe_priv *priv) {}
-#endif
-#endif
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- * Copyright (C) 2009-2013 John Crispin <blogic@openwrt.org>
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/dma-mapping.h>
-#include <linux/init.h>
-#include <linux/skbuff.h>
-#include <linux/etherdevice.h>
-#include <linux/ethtool.h>
-#include <linux/platform_device.h>
-#include <linux/phy.h>
-#include <linux/of_device.h>
-#include <linux/clk.h>
-#include <linux/of_net.h>
-#include <linux/of_mdio.h>
-
-#include "ralink_soc_eth.h"
-#include "mdio_rt2880.h"
-#include "mdio.h"
-
-#define FE_MDIO_RETRY 1000
-
-static unsigned char *rt2880_speed_str(struct fe_priv *priv)
-{
- switch (priv->phy->speed[0]) {
- case SPEED_1000:
- return "1000";
- case SPEED_100:
- return "100";
- case SPEED_10:
- return "10";
- }
-
- return "?";
-}
-
-void rt2880_mdio_link_adjust(struct fe_priv *priv, int port)
-{
- u32 mdio_cfg;
-
- if (!priv->link[0]) {
- netif_carrier_off(priv->netdev);
- netdev_info(priv->netdev, "link down\n");
- return;
- }
-
- mdio_cfg = FE_MDIO_CFG_TX_CLK_SKEW_200 |
- FE_MDIO_CFG_RX_CLK_SKEW_200 |
- FE_MDIO_CFG_GP1_FRC_EN;
-
- if (priv->phy->duplex[0] == DUPLEX_FULL)
- mdio_cfg |= FE_MDIO_CFG_GP1_DUPLEX;
-
- if (priv->phy->tx_fc[0])
- mdio_cfg |= FE_MDIO_CFG_GP1_FC_TX;
-
- if (priv->phy->rx_fc[0])
- mdio_cfg |= FE_MDIO_CFG_GP1_FC_RX;
-
- switch (priv->phy->speed[0]) {
- case SPEED_10:
- mdio_cfg |= FE_MDIO_CFG_GP1_SPEED_10;
- break;
- case SPEED_100:
- mdio_cfg |= FE_MDIO_CFG_GP1_SPEED_100;
- break;
- case SPEED_1000:
- mdio_cfg |= FE_MDIO_CFG_GP1_SPEED_1000;
- break;
- default:
- BUG();
- }
-
- fe_w32(mdio_cfg, FE_MDIO_CFG);
-
- netif_carrier_on(priv->netdev);
- netdev_info(priv->netdev, "link up (%sMbps/%s duplex)\n",
- rt2880_speed_str(priv),
- (DUPLEX_FULL == priv->phy->duplex[0]) ? "Full" : "Half");
-}
-
-static int rt2880_mdio_wait_ready(struct fe_priv *priv)
-{
- int retries;
-
- retries = FE_MDIO_RETRY;
- while (1) {
- u32 t;
-
- t = fe_r32(FE_MDIO_ACCESS);
- if ((t & (0x1 << 31)) == 0)
- return 0;
-
- if (retries-- == 0)
- break;
-
- udelay(1);
- }
-
- dev_err(priv->device, "MDIO operation timed out\n");
- return -ETIMEDOUT;
-}
-
-int rt2880_mdio_read(struct mii_bus *bus, int phy_addr, int phy_reg)
-{
- struct fe_priv *priv = bus->priv;
- int err;
- u32 t;
-
- err = rt2880_mdio_wait_ready(priv);
- if (err)
- return 0xffff;
-
- t = (phy_addr << 24) | (phy_reg << 16);
- fe_w32(t, FE_MDIO_ACCESS);
- t |= (1 << 31);
- fe_w32(t, FE_MDIO_ACCESS);
-
- err = rt2880_mdio_wait_ready(priv);
- if (err)
- return 0xffff;
-
- pr_debug("%s: addr=%04x, reg=%04x, value=%04x\n", __func__,
- phy_addr, phy_reg, fe_r32(FE_MDIO_ACCESS) & 0xffff);
-
- return fe_r32(FE_MDIO_ACCESS) & 0xffff;
-}
-
-int rt2880_mdio_write(struct mii_bus *bus, int phy_addr, int phy_reg, u16 val)
-{
- struct fe_priv *priv = bus->priv;
- int err;
- u32 t;
-
- pr_debug("%s: addr=%04x, reg=%04x, value=%04x\n", __func__,
- phy_addr, phy_reg, fe_r32(FE_MDIO_ACCESS) & 0xffff);
-
- err = rt2880_mdio_wait_ready(priv);
- if (err)
- return err;
-
- t = (1 << 30) | (phy_addr << 24) | (phy_reg << 16) | val;
- fe_w32(t, FE_MDIO_ACCESS);
- t |= (1 << 31);
- fe_w32(t, FE_MDIO_ACCESS);
-
- return rt2880_mdio_wait_ready(priv);
-}
-
-void rt2880_port_init(struct fe_priv *priv, struct device_node *np)
-{
- const __be32 *id = of_get_property(np, "reg", NULL);
- const __be32 *link;
- int size;
- int phy_mode;
-
- if (!id || (be32_to_cpu(*id) != 0)) {
- pr_err("%s: invalid port id\n", np->name);
- return;
- }
-
- priv->phy->phy_fixed[0] = of_get_property(np, "ralink,fixed-link", &size);
- if (priv->phy->phy_fixed[0] && (size != (4 * sizeof(*priv->phy->phy_fixed[0])))) {
- pr_err("%s: invalid fixed link property\n", np->name);
- priv->phy->phy_fixed[0] = NULL;
- return;
- }
-
- phy_mode = of_get_phy_mode(np);
- switch (phy_mode) {
- case PHY_INTERFACE_MODE_RGMII:
- break;
- case PHY_INTERFACE_MODE_MII:
- break;
- case PHY_INTERFACE_MODE_RMII:
- break;
- default:
- if (!priv->phy->phy_fixed[0])
- dev_err(priv->device, "port %d - invalid phy mode\n", priv->phy->speed[0]);
- break;
- }
-
- priv->phy->phy_node[0] = of_parse_phandle(np, "phy-handle", 0);
- if (!priv->phy->phy_node[0] && !priv->phy->phy_fixed[0])
- return;
-
- if (priv->phy->phy_fixed[0]) {
- link = priv->phy->phy_fixed[0];
- priv->phy->speed[0] = be32_to_cpup(link++);
- priv->phy->duplex[0] = be32_to_cpup(link++);
- priv->phy->tx_fc[0] = be32_to_cpup(link++);
- priv->phy->rx_fc[0] = be32_to_cpup(link++);
-
- priv->link[0] = 1;
- switch (priv->phy->speed[0]) {
- case SPEED_10:
- break;
- case SPEED_100:
- break;
- case SPEED_1000:
- break;
- default:
- dev_err(priv->device, "invalid link speed: %d\n", priv->phy->speed[0]);
- priv->phy->phy_fixed[0] = 0;
- return;
- }
- dev_info(priv->device, "using fixed link parameters\n");
- rt2880_mdio_link_adjust(priv, 0);
- return;
- }
- if (priv->phy->phy_node[0] && priv->mii_bus->phy_map[0]) {
- fe_connect_phy_node(priv, priv->phy->phy_node[0]);
- }
-
- return;
-}
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- * Copyright (C) 2009-2013 John Crispin <blogic@openwrt.org>
- */
-
-#ifndef _RALINK_MDIO_RT2880_H__
-#define _RALINK_MDIO_RT2880_H__
-
-void rt2880_mdio_link_adjust(struct fe_priv *priv, int port);
-int rt2880_mdio_read(struct mii_bus *bus, int phy_addr, int phy_reg);
-int rt2880_mdio_write(struct mii_bus *bus, int phy_addr, int phy_reg, u16 val);
-void rt2880_port_init(struct fe_priv *priv, struct device_node *np);
-
-#endif
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
- */
-
-#include <linux/if.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/list.h>
-#include <linux/if_ether.h>
-#include <linux/skbuff.h>
-#include <linux/netdevice.h>
-#include <linux/netlink.h>
-#include <linux/bitops.h>
-#include <net/genetlink.h>
-#include <linux/switch.h>
-#include <linux/delay.h>
-#include <linux/phy.h>
-#include <linux/netdevice.h>
-#include <linux/etherdevice.h>
-#include <linux/lockdep.h>
-#include <linux/workqueue.h>
-#include <linux/of_device.h>
-
-#include "mt7530.h"
-
-#define MT7530_CPU_PORT 6
-#define MT7530_NUM_PORTS 8
-#define MT7530_NUM_VLANS 16
-#define MT7530_MAX_VID 4095
-#define MT7530_MIN_VID 0
-
-/* registers */
-#define REG_ESW_VLAN_VTCR 0x90
-#define REG_ESW_VLAN_VAWD1 0x94
-#define REG_ESW_VLAN_VAWD2 0x98
-#define REG_ESW_VLAN_VTIM(x) (0x100 + 4 * ((x) / 2))
-
-#define REG_ESW_VLAN_VAWD1_IVL_MAC BIT(30)
-#define REG_ESW_VLAN_VAWD1_VTAG_EN BIT(28)
-#define REG_ESW_VLAN_VAWD1_VALID BIT(0)
-
-/* vlan egress mode */
-enum {
- ETAG_CTRL_UNTAG = 0,
- ETAG_CTRL_TAG = 2,
- ETAG_CTRL_SWAP = 1,
- ETAG_CTRL_STACK = 3,
-};
-
-#define REG_ESW_PORT_PCR(x) (0x2004 | ((x) << 8))
-#define REG_ESW_PORT_PVC(x) (0x2010 | ((x) << 8))
-#define REG_ESW_PORT_PPBV1(x) (0x2014 | ((x) << 8))
-
-#define REG_HWTRAP 0x7804
-
-#define MIB_DESC(_s , _o, _n) \
- { \
- .size = (_s), \
- .offset = (_o), \
- .name = (_n), \
- }
-
-struct mt7xxx_mib_desc {
- unsigned int size;
- unsigned int offset;
- const char *name;
-};
-
-#define MT7621_MIB_COUNTER_BASE 0x4000
-#define MT7621_MIB_COUNTER_PORT_OFFSET 0x100
-#define MT7621_STATS_TDPC 0x00
-#define MT7621_STATS_TCRC 0x04
-#define MT7621_STATS_TUPC 0x08
-#define MT7621_STATS_TMPC 0x0C
-#define MT7621_STATS_TBPC 0x10
-#define MT7621_STATS_TCEC 0x14
-#define MT7621_STATS_TSCEC 0x18
-#define MT7621_STATS_TMCEC 0x1C
-#define MT7621_STATS_TDEC 0x20
-#define MT7621_STATS_TLCEC 0x24
-#define MT7621_STATS_TXCEC 0x28
-#define MT7621_STATS_TPPC 0x2C
-#define MT7621_STATS_TL64PC 0x30
-#define MT7621_STATS_TL65PC 0x34
-#define MT7621_STATS_TL128PC 0x38
-#define MT7621_STATS_TL256PC 0x3C
-#define MT7621_STATS_TL512PC 0x40
-#define MT7621_STATS_TL1024PC 0x44
-#define MT7621_STATS_TOC 0x48
-#define MT7621_STATS_RDPC 0x60
-#define MT7621_STATS_RFPC 0x64
-#define MT7621_STATS_RUPC 0x68
-#define MT7621_STATS_RMPC 0x6C
-#define MT7621_STATS_RBPC 0x70
-#define MT7621_STATS_RAEPC 0x74
-#define MT7621_STATS_RCEPC 0x78
-#define MT7621_STATS_RUSPC 0x7C
-#define MT7621_STATS_RFEPC 0x80
-#define MT7621_STATS_ROSPC 0x84
-#define MT7621_STATS_RJEPC 0x88
-#define MT7621_STATS_RPPC 0x8C
-#define MT7621_STATS_RL64PC 0x90
-#define MT7621_STATS_RL65PC 0x94
-#define MT7621_STATS_RL128PC 0x98
-#define MT7621_STATS_RL256PC 0x9C
-#define MT7621_STATS_RL512PC 0xA0
-#define MT7621_STATS_RL1024PC 0xA4
-#define MT7621_STATS_ROC 0xA8
-#define MT7621_STATS_RDPC_CTRL 0xB0
-#define MT7621_STATS_RDPC_ING 0xB4
-#define MT7621_STATS_RDPC_ARL 0xB8
-
-static const struct mt7xxx_mib_desc mt7621_mibs[] = {
- MIB_DESC(1, MT7621_STATS_TDPC, "TxDrop"),
- MIB_DESC(1, MT7621_STATS_TCRC, "TxCRC"),
- MIB_DESC(1, MT7621_STATS_TUPC, "TxUni"),
- MIB_DESC(1, MT7621_STATS_TMPC, "TxMulti"),
- MIB_DESC(1, MT7621_STATS_TBPC, "TxBroad"),
- MIB_DESC(1, MT7621_STATS_TCEC, "TxCollision"),
- MIB_DESC(1, MT7621_STATS_TSCEC, "TxSingleCol"),
- MIB_DESC(1, MT7621_STATS_TMCEC, "TxMultiCol"),
- MIB_DESC(1, MT7621_STATS_TDEC, "TxDefer"),
- MIB_DESC(1, MT7621_STATS_TLCEC, "TxLateCol"),
- MIB_DESC(1, MT7621_STATS_TXCEC, "TxExcCol"),
- MIB_DESC(1, MT7621_STATS_TPPC, "TxPause"),
- MIB_DESC(1, MT7621_STATS_TL64PC, "Tx64Byte"),
- MIB_DESC(1, MT7621_STATS_TL65PC, "Tx65Byte"),
- MIB_DESC(1, MT7621_STATS_TL128PC, "Tx128Byte"),
- MIB_DESC(1, MT7621_STATS_TL256PC, "Tx256Byte"),
- MIB_DESC(1, MT7621_STATS_TL512PC, "Tx512Byte"),
- MIB_DESC(1, MT7621_STATS_TL1024PC, "Tx1024Byte"),
- MIB_DESC(2, MT7621_STATS_TOC, "TxByte"),
- MIB_DESC(1, MT7621_STATS_RDPC, "RxDrop"),
- MIB_DESC(1, MT7621_STATS_RFPC, "RxFiltered"),
- MIB_DESC(1, MT7621_STATS_RUPC, "RxUni"),
- MIB_DESC(1, MT7621_STATS_RMPC, "RxMulti"),
- MIB_DESC(1, MT7621_STATS_RBPC, "RxBroad"),
- MIB_DESC(1, MT7621_STATS_RAEPC, "RxAlignErr"),
- MIB_DESC(1, MT7621_STATS_RCEPC, "RxCRC"),
- MIB_DESC(1, MT7621_STATS_RUSPC, "RxUnderSize"),
- MIB_DESC(1, MT7621_STATS_RFEPC, "RxFragment"),
- MIB_DESC(1, MT7621_STATS_ROSPC, "RxOverSize"),
- MIB_DESC(1, MT7621_STATS_RJEPC, "RxJabber"),
- MIB_DESC(1, MT7621_STATS_RPPC, "RxPause"),
- MIB_DESC(1, MT7621_STATS_RL64PC, "Rx64Byte"),
- MIB_DESC(1, MT7621_STATS_RL65PC, "Rx65Byte"),
- MIB_DESC(1, MT7621_STATS_RL128PC, "Rx128Byte"),
- MIB_DESC(1, MT7621_STATS_RL256PC, "Rx256Byte"),
- MIB_DESC(1, MT7621_STATS_RL512PC, "Rx512Byte"),
- MIB_DESC(1, MT7621_STATS_RL1024PC, "Rx1024Byte"),
- MIB_DESC(2, MT7621_STATS_ROC, "RxByte"),
- MIB_DESC(1, MT7621_STATS_RDPC_CTRL, "RxCtrlDrop"),
- MIB_DESC(1, MT7621_STATS_RDPC_ING, "RxIngDrop"),
- MIB_DESC(1, MT7621_STATS_RDPC_ARL, "RxARLDrop")
-};
-
-enum {
- /* Global attributes. */
- MT7530_ATTR_ENABLE_VLAN,
-};
-
-struct mt7530_port_entry {
- u16 pvid;
-};
-
-struct mt7530_vlan_entry {
- u16 vid;
- u8 member;
- u8 etags;
-};
-
-struct mt7530_priv {
- void __iomem *base;
- struct mii_bus *bus;
- struct switch_dev swdev;
-
- bool global_vlan_enable;
- struct mt7530_vlan_entry vlan_entries[MT7530_NUM_VLANS];
- struct mt7530_port_entry port_entries[MT7530_NUM_PORTS];
-};
-
-struct mt7530_mapping {
- char *name;
- u16 pvids[MT7530_NUM_PORTS];
- u8 members[MT7530_NUM_VLANS];
- u8 etags[MT7530_NUM_VLANS];
- u16 vids[MT7530_NUM_VLANS];
-} mt7530_defaults[] = {
- {
- .name = "llllw",
- .pvids = { 1, 1, 1, 1, 2, 1, 1 },
- .members = { 0, 0x6f, 0x50 },
- .etags = { 0, 0x40, 0x40 },
- .vids = { 0, 1, 2 },
- }, {
- .name = "wllll",
- .pvids = { 2, 1, 1, 1, 1, 1, 1 },
- .members = { 0, 0x7e, 0x41 },
- .etags = { 0, 0x40, 0x40 },
- .vids = { 0, 1, 2 },
- },
-};
-
-struct mt7530_mapping*
-mt7530_find_mapping(struct device_node *np)
-{
- const char *map;
- int i;
-
- if (of_property_read_string(np, "ralink,port-map", &map))
- return NULL;
-
- for (i = 0; i < ARRAY_SIZE(mt7530_defaults); i++)
- if (!strcmp(map, mt7530_defaults[i].name))
- return &mt7530_defaults[i];
-
- return NULL;
-}
-
-static void
-mt7530_apply_mapping(struct mt7530_priv *mt7530, struct mt7530_mapping *map)
-{
- int i = 0;
-
- for (i = 0; i < MT7530_NUM_PORTS; i++)
- mt7530->port_entries[i].pvid = map->pvids[i];
-
- for (i = 0; i < MT7530_NUM_VLANS; i++) {
- mt7530->vlan_entries[i].member = map->members[i];
- mt7530->vlan_entries[i].etags = map->etags[i];
- mt7530->vlan_entries[i].vid = map->vids[i];
- }
-}
-
-static int
-mt7530_reset_switch(struct switch_dev *dev)
-{
- struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
- int i;
-
- memset(priv->port_entries, 0, sizeof(priv->port_entries));
- memset(priv->vlan_entries, 0, sizeof(priv->vlan_entries));
-
- /* set default vid of each vlan to the same number of vlan, so the vid
- * won't need be set explicitly.
- */
- for (i = 0; i < MT7530_NUM_VLANS; i++) {
- priv->vlan_entries[i].vid = i;
- }
-
- return 0;
-}
-
-static int
-mt7530_get_vlan_enable(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
-
- val->value.i = priv->global_vlan_enable;
-
- return 0;
-}
-
-static int
-mt7530_set_vlan_enable(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
-
- priv->global_vlan_enable = val->value.i != 0;
-
- return 0;
-}
-
-static u32
-mt7530_r32(struct mt7530_priv *priv, u32 reg)
-{
- u32 val;
- if (priv->bus) {
- u16 high, low;
-
- mdiobus_write(priv->bus, 0x1f, 0x1f, (reg >> 6) & 0x3ff);
- low = mdiobus_read(priv->bus, 0x1f, (reg >> 2) & 0xf);
- high = mdiobus_read(priv->bus, 0x1f, 0x10);
-
- return (high << 16) | (low & 0xffff);
- }
-
- val = ioread32(priv->base + reg);
- pr_debug("MT7530 MDIO Read [%04x]=%08x\n", reg, val);
-
- return val;
-}
-
-static void
-mt7530_w32(struct mt7530_priv *priv, u32 reg, u32 val)
-{
- if (priv->bus) {
- mdiobus_write(priv->bus, 0x1f, 0x1f, (reg >> 6) & 0x3ff);
- mdiobus_write(priv->bus, 0x1f, (reg >> 2) & 0xf, val & 0xffff);
- mdiobus_write(priv->bus, 0x1f, 0x10, val >> 16);
- return;
- }
-
- pr_debug("MT7530 MDIO Write[%04x]=%08x\n", reg, val);
- iowrite32(val, priv->base + reg);
-}
-
-static void
-mt7530_vtcr(struct mt7530_priv *priv, u32 cmd, u32 val)
-{
- int i;
-
- mt7530_w32(priv, REG_ESW_VLAN_VTCR, BIT(31) | (cmd << 12) | val);
-
- for (i = 0; i < 20; i++) {
- u32 val = mt7530_r32(priv, REG_ESW_VLAN_VTCR);
-
- if ((val & BIT(31)) == 0)
- break;
-
- udelay(1000);
- }
- if (i == 20)
- printk("mt7530: vtcr timeout\n");
-}
-
-static int
-mt7530_get_port_pvid(struct switch_dev *dev, int port, int *val)
-{
- struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
-
- if (port >= MT7530_NUM_PORTS)
- return -EINVAL;
-
- *val = mt7530_r32(priv, REG_ESW_PORT_PPBV1(port));
- *val &= 0xfff;
-
- return 0;
-}
-
-static int
-mt7530_set_port_pvid(struct switch_dev *dev, int port, int pvid)
-{
- struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
-
- if (port >= MT7530_NUM_PORTS)
- return -EINVAL;
-
- if (pvid < MT7530_MIN_VID || pvid > MT7530_MAX_VID)
- return -EINVAL;
-
- priv->port_entries[port].pvid = pvid;
-
- return 0;
-}
-
-static int
-mt7530_get_vlan_ports(struct switch_dev *dev, struct switch_val *val)
-{
- struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
- u32 member;
- u32 etags;
- int i;
-
- val->len = 0;
-
- if (val->port_vlan < 0 || val->port_vlan >= MT7530_NUM_VLANS)
- return -EINVAL;
-
- mt7530_vtcr(priv, 0, val->port_vlan);
-
- member = mt7530_r32(priv, REG_ESW_VLAN_VAWD1);
- member >>= 16;
- member &= 0xff;
-
- etags = mt7530_r32(priv, REG_ESW_VLAN_VAWD2);
-
- for (i = 0; i < MT7530_NUM_PORTS; i++) {
- struct switch_port *p;
- int etag;
-
- if (!(member & BIT(i)))
- continue;
-
- p = &val->value.ports[val->len++];
- p->id = i;
-
- etag = (etags >> (i * 2)) & 0x3;
-
- if (etag == ETAG_CTRL_TAG)
- p->flags |= BIT(SWITCH_PORT_FLAG_TAGGED);
- else if (etag != ETAG_CTRL_UNTAG)
- printk("vlan egress tag control neither untag nor tag.\n");
- }
-
- return 0;
-}
-
-static int
-mt7530_set_vlan_ports(struct switch_dev *dev, struct switch_val *val)
-{
- struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
- u8 member = 0;
- u8 etags = 0;
- int i;
-
- if (val->port_vlan < 0 || val->port_vlan >= MT7530_NUM_VLANS ||
- val->len > MT7530_NUM_PORTS)
- return -EINVAL;
-
- for (i = 0; i < val->len; i++) {
- struct switch_port *p = &val->value.ports[i];
-
- if (p->id >= MT7530_NUM_PORTS)
- return -EINVAL;
-
- member |= BIT(p->id);
-
- if (p->flags & BIT(SWITCH_PORT_FLAG_TAGGED))
- etags |= BIT(p->id);
- }
- priv->vlan_entries[val->port_vlan].member = member;
- priv->vlan_entries[val->port_vlan].etags = etags;
-
- return 0;
-}
-
-static int
-mt7530_set_vid(struct switch_dev *dev, const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
- int vlan;
- u16 vid;
-
- vlan = val->port_vlan;
- vid = (u16)val->value.i;
-
- if (vlan < 0 || vlan >= MT7530_NUM_VLANS)
- return -EINVAL;
-
- if (vid < MT7530_MIN_VID || vid > MT7530_MAX_VID)
- return -EINVAL;
-
- priv->vlan_entries[vlan].vid = vid;
- return 0;
-}
-
-static int
-mt7530_get_vid(struct switch_dev *dev, const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
- u32 vid;
- int vlan;
-
- vlan = val->port_vlan;
-
- vid = mt7530_r32(priv, REG_ESW_VLAN_VTIM(vlan));
- if (vlan & 1)
- vid = vid >> 12;
- vid &= 0xfff;
-
- val->value.i = vid;
- return 0;
-}
-
-static int
-mt7530_apply_config(struct switch_dev *dev)
-{
- struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
- int i, j;
- u8 tag_ports;
- u8 untag_ports;
-
- if (!priv->global_vlan_enable) {
- for (i = 0; i < MT7530_NUM_PORTS; i++)
- mt7530_w32(priv, REG_ESW_PORT_PCR(i), 0x00ff0000);
-
- for (i = 0; i < MT7530_NUM_PORTS; i++)
- mt7530_w32(priv, REG_ESW_PORT_PVC(i), 0x810000c0);
-
- return 0;
- }
-
- /* set all ports as security mode */
- for (i = 0; i < MT7530_NUM_PORTS; i++)
- mt7530_w32(priv, REG_ESW_PORT_PCR(i), 0x00ff0003);
-
- /* check if a port is used in tag/untag vlan egress mode */
- tag_ports = 0;
- untag_ports = 0;
-
- for (i = 0; i < MT7530_NUM_VLANS; i++) {
- u8 member = priv->vlan_entries[i].member;
- u8 etags = priv->vlan_entries[i].etags;
-
- if (!member)
- continue;
-
- for (j = 0; j < MT7530_NUM_PORTS; j++) {
- if (!(member & BIT(j)))
- continue;
-
- if (etags & BIT(j))
- tag_ports |= 1u << j;
- else
- untag_ports |= 1u << j;
- }
- }
-
- /* set all untag-only ports as transparent and the rest as user port */
- for (i = 0; i < MT7530_NUM_PORTS; i++) {
- u32 pvc_mode = 0x81000000;
-
- if (untag_ports & BIT(i) && !(tag_ports & BIT(i)))
- pvc_mode = 0x810000c0;
-
- mt7530_w32(priv, REG_ESW_PORT_PVC(i), pvc_mode);
- }
-
- for (i = 0; i < MT7530_NUM_VLANS; i++) {
- u16 vid = priv->vlan_entries[i].vid;
- u8 member = priv->vlan_entries[i].member;
- u8 etags = priv->vlan_entries[i].etags;
- u32 val;
-
- /* vid of vlan */
- val = mt7530_r32(priv, REG_ESW_VLAN_VTIM(i));
- if (i % 2 == 0) {
- val &= 0xfff000;
- val |= vid;
- } else {
- val &= 0xfff;
- val |= (vid << 12);
- }
- mt7530_w32(priv, REG_ESW_VLAN_VTIM(i), val);
-
- /* vlan port membership */
- if (member)
- mt7530_w32(priv, REG_ESW_VLAN_VAWD1, REG_ESW_VLAN_VAWD1_IVL_MAC |
- REG_ESW_VLAN_VAWD1_VTAG_EN | (member << 16) |
- REG_ESW_VLAN_VAWD1_VALID);
- else
- mt7530_w32(priv, REG_ESW_VLAN_VAWD1, 0);
-
- /* egress mode */
- val = 0;
- for (j = 0; j < MT7530_NUM_PORTS; j++) {
- if (etags & BIT(j))
- val |= ETAG_CTRL_TAG << (j * 2);
- else
- val |= ETAG_CTRL_UNTAG << (j * 2);
- }
- mt7530_w32(priv, REG_ESW_VLAN_VAWD2, val);
-
- /* write to vlan table */
- mt7530_vtcr(priv, 1, i);
- }
-
- /* Port Default PVID */
- for (i = 0; i < MT7530_NUM_PORTS; i++) {
- u32 val;
- val = mt7530_r32(priv, REG_ESW_PORT_PPBV1(i));
- val &= ~0xfff;
- val |= priv->port_entries[i].pvid;
- mt7530_w32(priv, REG_ESW_PORT_PPBV1(i), val);
- }
-
- return 0;
-}
-
-static int
-mt7530_get_port_link(struct switch_dev *dev, int port,
- struct switch_port_link *link)
-{
- struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
- u32 speed, pmsr;
-
- if (port < 0 || port >= MT7530_NUM_PORTS)
- return -EINVAL;
-
- pmsr = mt7530_r32(priv, 0x3008 + (0x100 * port));
-
- link->link = pmsr & 1;
- link->duplex = (pmsr >> 1) & 1;
- speed = (pmsr >> 2) & 3;
-
- switch (speed) {
- case 0:
- link->speed = SWITCH_PORT_SPEED_10;
- break;
- case 1:
- link->speed = SWITCH_PORT_SPEED_100;
- break;
- case 2:
- case 3: /* forced gige speed can be 2 or 3 */
- link->speed = SWITCH_PORT_SPEED_1000;
- break;
- default:
- link->speed = SWITCH_PORT_SPEED_UNKNOWN;
- break;
- }
-
- return 0;
-}
-
-static const struct switch_attr mt7530_global[] = {
- {
- .type = SWITCH_TYPE_INT,
- .name = "enable_vlan",
- .description = "VLAN mode (1:enabled)",
- .max = 1,
- .id = MT7530_ATTR_ENABLE_VLAN,
- .get = mt7530_get_vlan_enable,
- .set = mt7530_set_vlan_enable,
- },
-};
-
-static u64 get_mib_counter(struct mt7530_priv *priv, int i, int port)
-{
- unsigned int port_base;
- u64 t;
-
- port_base = MT7621_MIB_COUNTER_BASE +
- MT7621_MIB_COUNTER_PORT_OFFSET * port;
-
- t = mt7530_r32(priv, port_base + mt7621_mibs[i].offset);
- if (mt7621_mibs[i].size == 2) {
- u64 hi;
-
- hi = mt7530_r32(priv, port_base + mt7621_mibs[i].offset + 4);
- t |= hi << 32;
- }
-
- return t;
-}
-
-static int mt7621_sw_get_port_mib(struct switch_dev *dev,
- const struct switch_attr *attr,
- struct switch_val *val)
-{
- static char buf[4096];
- struct mt7530_priv *priv = container_of(dev, struct mt7530_priv, swdev);
- int i, len = 0;
-
- if (val->port_vlan >= MT7530_NUM_PORTS)
- return -EINVAL;
-
- len += snprintf(buf + len, sizeof(buf) - len,
- "Port %d MIB counters\n", val->port_vlan);
-
- for (i = 0; i < sizeof(mt7621_mibs) / sizeof(*mt7621_mibs); ++i) {
- u64 counter;
- len += snprintf(buf + len, sizeof(buf) - len,
- "%-11s: ", mt7621_mibs[i].name);
- counter = get_mib_counter(priv, i, val->port_vlan);
- len += snprintf(buf + len, sizeof(buf) - len, "%llu\n",
- counter);
- }
-
- val->value.s = buf;
- val->len = len;
- return 0;
-}
-
-static const struct switch_attr mt7621_port[] = {
- {
- .type = SWITCH_TYPE_STRING,
- .name = "mib",
- .description = "Get MIB counters for port",
- .get = mt7621_sw_get_port_mib,
- .set = NULL,
- },
-};
-
-static const struct switch_attr mt7530_port[] = {
-};
-
-static const struct switch_attr mt7530_vlan[] = {
- {
- .type = SWITCH_TYPE_INT,
- .name = "vid",
- .description = "VLAN ID (0-4094)",
- .set = mt7530_set_vid,
- .get = mt7530_get_vid,
- .max = 4094,
- },
-};
-
-static const struct switch_dev_ops mt7621_ops = {
- .attr_global = {
- .attr = mt7530_global,
- .n_attr = ARRAY_SIZE(mt7530_global),
- },
- .attr_port = {
- .attr = mt7621_port,
- .n_attr = ARRAY_SIZE(mt7621_port),
- },
- .attr_vlan = {
- .attr = mt7530_vlan,
- .n_attr = ARRAY_SIZE(mt7530_vlan),
- },
- .get_vlan_ports = mt7530_get_vlan_ports,
- .set_vlan_ports = mt7530_set_vlan_ports,
- .get_port_pvid = mt7530_get_port_pvid,
- .set_port_pvid = mt7530_set_port_pvid,
- .get_port_link = mt7530_get_port_link,
- .apply_config = mt7530_apply_config,
- .reset_switch = mt7530_reset_switch,
-};
-
-static const struct switch_dev_ops mt7530_ops = {
- .attr_global = {
- .attr = mt7530_global,
- .n_attr = ARRAY_SIZE(mt7530_global),
- },
- .attr_port = {
- .attr = mt7530_port,
- .n_attr = ARRAY_SIZE(mt7530_port),
- },
- .attr_vlan = {
- .attr = mt7530_vlan,
- .n_attr = ARRAY_SIZE(mt7530_vlan),
- },
- .get_vlan_ports = mt7530_get_vlan_ports,
- .set_vlan_ports = mt7530_set_vlan_ports,
- .get_port_pvid = mt7530_get_port_pvid,
- .set_port_pvid = mt7530_set_port_pvid,
- .get_port_link = mt7530_get_port_link,
- .apply_config = mt7530_apply_config,
- .reset_switch = mt7530_reset_switch,
-};
-
-int
-mt7530_probe(struct device *dev, void __iomem *base, struct mii_bus *bus, int vlan)
-{
- struct switch_dev *swdev;
- struct mt7530_priv *mt7530;
- struct mt7530_mapping *map;
- int ret;
-
- mt7530 = devm_kzalloc(dev, sizeof(struct mt7530_priv), GFP_KERNEL);
- if (!mt7530)
- return -ENOMEM;
-
- mt7530->base = base;
- mt7530->bus = bus;
- mt7530->global_vlan_enable = vlan;
-
- swdev = &mt7530->swdev;
- if (bus) {
- swdev->alias = "mt7530";
- swdev->name = "mt7530";
- } else if (IS_ENABLED(CONFIG_SOC_MT7621)) {
- swdev->alias = "mt7621";
- swdev->name = "mt7621";
- } else {
- swdev->alias = "mt7620";
- swdev->name = "mt7620";
- }
- swdev->cpu_port = MT7530_CPU_PORT;
- swdev->ports = MT7530_NUM_PORTS;
- swdev->vlans = MT7530_NUM_VLANS;
- if (IS_ENABLED(CONFIG_SOC_MT7621))
- swdev->ops = &mt7621_ops;
- else
- swdev->ops = &mt7530_ops;
-
- ret = register_switch(swdev, NULL);
- if (ret) {
- dev_err(dev, "failed to register mt7530\n");
- return ret;
- }
-
-
- map = mt7530_find_mapping(dev->of_node);
- if (map)
- mt7530_apply_mapping(mt7530, map);
- mt7530_apply_config(swdev);
-
- /* magic vodoo */
- if (!IS_ENABLED(CONFIG_SOC_MT7621) && bus && mt7530_r32(mt7530, REG_HWTRAP) != 0x1117edf) {
- dev_info(dev, "fixing up MHWTRAP register - bootloader probably played with it\n");
- mt7530_w32(mt7530, REG_HWTRAP, 0x1117edf);
- }
- dev_info(dev, "loaded %s driver\n", swdev->name);
-
- return 0;
-}
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
- */
-
-#ifndef _MT7530_H__
-#define _MT7530_H__
-
-int mt7530_probe(struct device *dev, void __iomem *base, struct mii_bus *bus, int vlan);
-
-#endif
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- * Copyright (C) 2009-2013 Michael Lee <igvtee@gmail.com>
- */
-
-#include "ralink_soc_eth.h"
-
-static const char fe_gdma_str[][ETH_GSTRING_LEN] = {
-#define _FE(x...) # x,
-FE_STAT_REG_DECLARE
-#undef _FE
-};
-
-static int fe_get_settings(struct net_device *dev,
- struct ethtool_cmd *cmd)
-{
- struct fe_priv *priv = netdev_priv(dev);
- int err;
-
- if (!priv->phy_dev)
- goto out_gset;
-
- if (priv->phy_flags == FE_PHY_FLAG_ATTACH) {
- err = phy_read_status(priv->phy_dev);
- if (err)
- goto out_gset;
- }
-
- return phy_ethtool_gset(priv->phy_dev, cmd);
-
-out_gset:
- return -ENODEV;
-}
-
-static int fe_set_settings(struct net_device *dev,
- struct ethtool_cmd *cmd)
-{
- struct fe_priv *priv = netdev_priv(dev);
-
- if (!priv->phy_dev)
- goto out_sset;
-
- if (cmd->phy_address != priv->phy_dev->addr) {
- if (priv->phy->phy_node[cmd->phy_address]) {
- priv->phy_dev = priv->phy->phy[cmd->phy_address];
- priv->phy_flags = FE_PHY_FLAG_PORT;
- } else if (priv->mii_bus &&
- priv->mii_bus->phy_map[cmd->phy_address]) {
- priv->phy_dev = priv->mii_bus->phy_map[cmd->phy_address];
- priv->phy_flags = FE_PHY_FLAG_ATTACH;
- } else
- goto out_sset;
- }
-
- return phy_ethtool_sset(priv->phy_dev, cmd);
-
-out_sset:
- return -ENODEV;
-}
-
-static void fe_get_drvinfo (struct net_device *dev,
- struct ethtool_drvinfo *info)
-{
- struct fe_priv *priv = netdev_priv(dev);
- struct fe_soc_data *soc = priv->soc;
-
- strlcpy(info->driver, priv->device->driver->name, sizeof(info->driver));
- strlcpy(info->version, FE_DRV_VERSION, sizeof(info->version));
- strlcpy(info->bus_info, dev_name(priv->device), sizeof(info->bus_info));
-
- if (soc->reg_table[FE_REG_FE_COUNTER_BASE])
- info->n_stats = ARRAY_SIZE(fe_gdma_str);
-}
-
-static u32 fe_get_msglevel(struct net_device *dev)
-{
- struct fe_priv *priv = netdev_priv(dev);
-
- return priv->msg_enable;
-}
-
-static void fe_set_msglevel(struct net_device *dev, u32 value)
-{
- struct fe_priv *priv = netdev_priv(dev);
-
- priv->msg_enable = value;
-}
-
-static int fe_nway_reset(struct net_device *dev)
-{
- struct fe_priv *priv = netdev_priv(dev);
-
- if (!priv->phy_dev)
- goto out_nway_reset;
-
- return genphy_restart_aneg(priv->phy_dev);
-
-out_nway_reset:
- return -EOPNOTSUPP;
-}
-
-static u32 fe_get_link(struct net_device *dev)
-{
- struct fe_priv *priv = netdev_priv(dev);
- int err;
-
- if (!priv->phy_dev)
- goto out_get_link;
-
- if (priv->phy_flags == FE_PHY_FLAG_ATTACH) {
- err = genphy_update_link(priv->phy_dev);
- if (err)
- goto out_get_link;
- }
-
- return priv->phy_dev->link;
-
-out_get_link:
- return ethtool_op_get_link(dev);
-}
-
-static int fe_set_ringparam(struct net_device *dev,
- struct ethtool_ringparam *ring)
-{
- struct fe_priv *priv = netdev_priv(dev);
-
- if ((ring->tx_pending < 2) ||
- (ring->rx_pending < 2) ||
- (ring->rx_pending > MAX_DMA_DESC) ||
- (ring->tx_pending > MAX_DMA_DESC))
- return -EINVAL;
-
- dev->netdev_ops->ndo_stop(dev);
-
- priv->tx_ring.tx_ring_size = BIT(fls(ring->tx_pending) - 1);
- priv->rx_ring.rx_ring_size = BIT(fls(ring->rx_pending) - 1);
-
- dev->netdev_ops->ndo_open(dev);
-
- return 0;
-}
-
-static void fe_get_ringparam(struct net_device *dev,
- struct ethtool_ringparam *ring)
-{
- struct fe_priv *priv = netdev_priv(dev);
-
- ring->rx_max_pending = MAX_DMA_DESC;
- ring->tx_max_pending = MAX_DMA_DESC;
- ring->rx_pending = priv->rx_ring.rx_ring_size;
- ring->tx_pending = priv->tx_ring.tx_ring_size;
-}
-
-static void fe_get_strings(struct net_device *dev, u32 stringset, u8 *data)
-{
- switch (stringset) {
- case ETH_SS_STATS:
- memcpy(data, *fe_gdma_str, sizeof(fe_gdma_str));
- break;
- }
-}
-
-static int fe_get_sset_count(struct net_device *dev, int sset)
-{
- switch (sset) {
- case ETH_SS_STATS:
- return ARRAY_SIZE(fe_gdma_str);
- default:
- return -EOPNOTSUPP;
- }
-}
-
-static void fe_get_ethtool_stats(struct net_device *dev,
- struct ethtool_stats *stats, u64 *data)
-{
- struct fe_priv *priv = netdev_priv(dev);
- struct fe_hw_stats *hwstats = priv->hw_stats;
- u64 *data_src, *data_dst;
- unsigned int start;
- int i;
-
- if (netif_running(dev) && netif_device_present(dev)) {
- if (spin_trylock(&hwstats->stats_lock)) {
- fe_stats_update(priv);
- spin_unlock(&hwstats->stats_lock);
- }
- }
-
- do {
- data_src = &hwstats->tx_bytes;
- data_dst = data;
- start = u64_stats_fetch_begin_irq(&hwstats->syncp);
-
- for (i = 0; i < ARRAY_SIZE(fe_gdma_str); i++)
- *data_dst++ = *data_src++;
-
- } while (u64_stats_fetch_retry_irq(&hwstats->syncp, start));
-}
-
-static struct ethtool_ops fe_ethtool_ops = {
- .get_settings = fe_get_settings,
- .set_settings = fe_set_settings,
- .get_drvinfo = fe_get_drvinfo,
- .get_msglevel = fe_get_msglevel,
- .set_msglevel = fe_set_msglevel,
- .nway_reset = fe_nway_reset,
- .get_link = fe_get_link,
- .set_ringparam = fe_set_ringparam,
- .get_ringparam = fe_get_ringparam,
-};
-
-void fe_set_ethtool_ops(struct net_device *netdev)
-{
- struct fe_priv *priv = netdev_priv(netdev);
- struct fe_soc_data *soc = priv->soc;
-
- if (soc->reg_table[FE_REG_FE_COUNTER_BASE]) {
- fe_ethtool_ops.get_strings = fe_get_strings;
- fe_ethtool_ops.get_sset_count = fe_get_sset_count;
- fe_ethtool_ops.get_ethtool_stats = fe_get_ethtool_stats;
- }
-
- netdev->ethtool_ops = &fe_ethtool_ops;
-}
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- * Copyright (C) 2009-2013 Michael Lee <igvtee@gmail.com>
- */
-
-#ifndef FE_ETHTOOL_H
-#define FE_ETHTOOL_H
-
-#include <linux/ethtool.h>
-
-void fe_set_ethtool_ops(struct net_device *netdev);
-
-#endif /* FE_ETHTOOL_H */
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- * Copyright (C) 2009-2013 John Crispin <blogic@openwrt.org>
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/dma-mapping.h>
-#include <linux/init.h>
-#include <linux/skbuff.h>
-#include <linux/etherdevice.h>
-#include <linux/ethtool.h>
-#include <linux/platform_device.h>
-#include <linux/of_device.h>
-#include <linux/clk.h>
-#include <linux/of_net.h>
-#include <linux/of_mdio.h>
-#include <linux/if_vlan.h>
-#include <linux/reset.h>
-#include <linux/tcp.h>
-#include <linux/io.h>
-#include <linux/bug.h>
-
-#include <asm/mach-ralink/ralink_regs.h>
-
-#include "ralink_soc_eth.h"
-#include "esw_rt3052.h"
-#include "mdio.h"
-#include "ralink_ethtool.h"
-
-#define MAX_RX_LENGTH 1536
-#define FE_RX_ETH_HLEN (VLAN_ETH_HLEN + VLAN_HLEN + ETH_FCS_LEN)
-#define FE_RX_HLEN (NET_SKB_PAD + FE_RX_ETH_HLEN + NET_IP_ALIGN)
-#define DMA_DUMMY_DESC 0xffffffff
-#define FE_DEFAULT_MSG_ENABLE \
- (NETIF_MSG_DRV | \
- NETIF_MSG_PROBE | \
- NETIF_MSG_LINK | \
- NETIF_MSG_TIMER | \
- NETIF_MSG_IFDOWN | \
- NETIF_MSG_IFUP | \
- NETIF_MSG_RX_ERR | \
- NETIF_MSG_TX_ERR)
-
-#define TX_DMA_DESP2_DEF (TX_DMA_LS0 | TX_DMA_DONE)
-#define TX_DMA_DESP4_DEF (TX_DMA_QN(3) | TX_DMA_PN(1))
-#define NEXT_TX_DESP_IDX(X) (((X) + 1) & (ring->tx_ring_size - 1))
-#define NEXT_RX_DESP_IDX(X) (((X) + 1) & (ring->rx_ring_size - 1))
-
-#define SYSC_REG_RSTCTRL 0x34
-
-static int fe_msg_level = -1;
-module_param_named(msg_level, fe_msg_level, int, 0);
-MODULE_PARM_DESC(msg_level, "Message level (-1=defaults,0=none,...,16=all)");
-
-static const u16 fe_reg_table_default[FE_REG_COUNT] = {
- [FE_REG_PDMA_GLO_CFG] = FE_PDMA_GLO_CFG,
- [FE_REG_PDMA_RST_CFG] = FE_PDMA_RST_CFG,
- [FE_REG_DLY_INT_CFG] = FE_DLY_INT_CFG,
- [FE_REG_TX_BASE_PTR0] = FE_TX_BASE_PTR0,
- [FE_REG_TX_MAX_CNT0] = FE_TX_MAX_CNT0,
- [FE_REG_TX_CTX_IDX0] = FE_TX_CTX_IDX0,
- [FE_REG_TX_DTX_IDX0] = FE_TX_DTX_IDX0,
- [FE_REG_RX_BASE_PTR0] = FE_RX_BASE_PTR0,
- [FE_REG_RX_MAX_CNT0] = FE_RX_MAX_CNT0,
- [FE_REG_RX_CALC_IDX0] = FE_RX_CALC_IDX0,
- [FE_REG_RX_DRX_IDX0] = FE_RX_DRX_IDX0,
- [FE_REG_FE_INT_ENABLE] = FE_FE_INT_ENABLE,
- [FE_REG_FE_INT_STATUS] = FE_FE_INT_STATUS,
- [FE_REG_FE_DMA_VID_BASE] = FE_DMA_VID0,
- [FE_REG_FE_COUNTER_BASE] = FE_GDMA1_TX_GBCNT,
- [FE_REG_FE_RST_GL] = FE_FE_RST_GL,
-};
-
-static const u16 *fe_reg_table = fe_reg_table_default;
-
-struct fe_work_t {
- int bitnr;
- void (*action)(struct fe_priv *);
-};
-
-static void __iomem *fe_base = 0;
-
-void fe_w32(u32 val, unsigned reg)
-{
- __raw_writel(val, fe_base + reg);
-}
-
-u32 fe_r32(unsigned reg)
-{
- return __raw_readl(fe_base + reg);
-}
-
-void fe_reg_w32(u32 val, enum fe_reg reg)
-{
- fe_w32(val, fe_reg_table[reg]);
-}
-
-u32 fe_reg_r32(enum fe_reg reg)
-{
- return fe_r32(fe_reg_table[reg]);
-}
-
-void fe_reset(u32 reset_bits)
-{
- u32 t;
-
- t = rt_sysc_r32(SYSC_REG_RSTCTRL);
- t |= reset_bits;
- rt_sysc_w32(t , SYSC_REG_RSTCTRL);
- udelay(10);
-
- t &= ~reset_bits;
- rt_sysc_w32(t, SYSC_REG_RSTCTRL);
- udelay(10);
-}
-
-static inline void fe_int_disable(u32 mask)
-{
- fe_reg_w32(fe_reg_r32(FE_REG_FE_INT_ENABLE) & ~mask,
- FE_REG_FE_INT_ENABLE);
- /* flush write */
- fe_reg_r32(FE_REG_FE_INT_ENABLE);
-}
-
-static inline void fe_int_enable(u32 mask)
-{
- fe_reg_w32(fe_reg_r32(FE_REG_FE_INT_ENABLE) | mask,
- FE_REG_FE_INT_ENABLE);
- /* flush write */
- fe_reg_r32(FE_REG_FE_INT_ENABLE);
-}
-
-static inline void fe_hw_set_macaddr(struct fe_priv *priv, unsigned char *mac)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&priv->page_lock, flags);
- fe_w32((mac[0] << 8) | mac[1], FE_GDMA1_MAC_ADRH);
- fe_w32((mac[2] << 24) | (mac[3] << 16) | (mac[4] << 8) | mac[5],
- FE_GDMA1_MAC_ADRL);
- spin_unlock_irqrestore(&priv->page_lock, flags);
-}
-
-static int fe_set_mac_address(struct net_device *dev, void *p)
-{
- int ret = eth_mac_addr(dev, p);
-
- if (!ret) {
- struct fe_priv *priv = netdev_priv(dev);
-
- if (priv->soc->set_mac)
- priv->soc->set_mac(priv, dev->dev_addr);
- else
- fe_hw_set_macaddr(priv, p);
- }
-
- return ret;
-}
-
-static inline int fe_max_frag_size(int mtu)
-{
- /* make sure buf_size will be at least MAX_RX_LENGTH */
- if (mtu + FE_RX_ETH_HLEN < MAX_RX_LENGTH)
- mtu = MAX_RX_LENGTH - FE_RX_ETH_HLEN;
-
- return SKB_DATA_ALIGN(FE_RX_HLEN + mtu) +
- SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
-}
-
-static inline int fe_max_buf_size(int frag_size)
-{
- int buf_size = frag_size - NET_SKB_PAD - NET_IP_ALIGN -
- SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
-
- BUG_ON(buf_size < MAX_RX_LENGTH);
- return buf_size;
-}
-
-static inline void fe_get_rxd(struct fe_rx_dma *rxd, struct fe_rx_dma *dma_rxd)
-{
- rxd->rxd1 = dma_rxd->rxd1;
- rxd->rxd2 = dma_rxd->rxd2;
- rxd->rxd3 = dma_rxd->rxd3;
- rxd->rxd4 = dma_rxd->rxd4;
-}
-
-static inline void fe_set_txd(struct fe_tx_dma *txd, struct fe_tx_dma *dma_txd)
-{
- dma_txd->txd1 = txd->txd1;
- dma_txd->txd3 = txd->txd3;
- dma_txd->txd4 = txd->txd4;
- /* clean dma done flag last */
- dma_txd->txd2 = txd->txd2;
-}
-
-static void fe_clean_rx(struct fe_priv *priv)
-{
- int i;
- struct fe_rx_ring *ring = &priv->rx_ring;
-
- if (ring->rx_data) {
- for (i = 0; i < ring->rx_ring_size; i++)
- if (ring->rx_data[i]) {
- if (ring->rx_dma && ring->rx_dma[i].rxd1)
- dma_unmap_single(&priv->netdev->dev,
- ring->rx_dma[i].rxd1,
- ring->rx_buf_size,
- DMA_FROM_DEVICE);
- put_page(virt_to_head_page(ring->rx_data[i]));
- }
-
- kfree(ring->rx_data);
- ring->rx_data = NULL;
- }
-
- if (ring->rx_dma) {
- dma_free_coherent(&priv->netdev->dev,
- ring->rx_ring_size * sizeof(*ring->rx_dma),
- ring->rx_dma,
- ring->rx_phys);
- ring->rx_dma = NULL;
- }
-}
-
-static int fe_alloc_rx(struct fe_priv *priv)
-{
- struct net_device *netdev = priv->netdev;
- struct fe_rx_ring *ring = &priv->rx_ring;
- int i, pad;
-
- ring->rx_data = kcalloc(ring->rx_ring_size, sizeof(*ring->rx_data),
- GFP_KERNEL);
- if (!ring->rx_data)
- goto no_rx_mem;
-
- for (i = 0; i < ring->rx_ring_size; i++) {
- ring->rx_data[i] = netdev_alloc_frag(ring->frag_size);
- if (!ring->rx_data[i])
- goto no_rx_mem;
- }
-
- ring->rx_dma = dma_alloc_coherent(&netdev->dev,
- ring->rx_ring_size * sizeof(*ring->rx_dma),
- &ring->rx_phys,
- GFP_ATOMIC | __GFP_ZERO);
- if (!ring->rx_dma)
- goto no_rx_mem;
-
- if (priv->flags & FE_FLAG_RX_2B_OFFSET)
- pad = 0;
- else
- pad = NET_IP_ALIGN;
- for (i = 0; i < ring->rx_ring_size; i++) {
- dma_addr_t dma_addr = dma_map_single(&netdev->dev,
- ring->rx_data[i] + NET_SKB_PAD + pad,
- ring->rx_buf_size,
- DMA_FROM_DEVICE);
- if (unlikely(dma_mapping_error(&netdev->dev, dma_addr)))
- goto no_rx_mem;
- ring->rx_dma[i].rxd1 = (unsigned int) dma_addr;
-
- if (priv->flags & FE_FLAG_RX_SG_DMA)
- ring->rx_dma[i].rxd2 = RX_DMA_PLEN0(ring->rx_buf_size);
- else
- ring->rx_dma[i].rxd2 = RX_DMA_LSO;
- }
- ring->rx_calc_idx = ring->rx_ring_size - 1;
- wmb();
-
- fe_reg_w32(ring->rx_phys, FE_REG_RX_BASE_PTR0);
- fe_reg_w32(ring->rx_ring_size, FE_REG_RX_MAX_CNT0);
- fe_reg_w32(ring->rx_calc_idx, FE_REG_RX_CALC_IDX0);
- fe_reg_w32(FE_PST_DRX_IDX0, FE_REG_PDMA_RST_CFG);
-
- return 0;
-
-no_rx_mem:
- return -ENOMEM;
-}
-
-static void fe_txd_unmap(struct device *dev, struct fe_tx_buf *tx_buf)
-{
- if (tx_buf->flags & FE_TX_FLAGS_SINGLE0) {
- dma_unmap_single(dev,
- dma_unmap_addr(tx_buf, dma_addr0),
- dma_unmap_len(tx_buf, dma_len0),
- DMA_TO_DEVICE);
- } else if (tx_buf->flags & FE_TX_FLAGS_PAGE0) {
- dma_unmap_page(dev,
- dma_unmap_addr(tx_buf, dma_addr0),
- dma_unmap_len(tx_buf, dma_len0),
- DMA_TO_DEVICE);
- }
- if (tx_buf->flags & FE_TX_FLAGS_PAGE1)
- dma_unmap_page(dev,
- dma_unmap_addr(tx_buf, dma_addr1),
- dma_unmap_len(tx_buf, dma_len1),
- DMA_TO_DEVICE);
-
- tx_buf->flags = 0;
- if (tx_buf->skb && (tx_buf->skb != (struct sk_buff *) DMA_DUMMY_DESC)) {
- dev_kfree_skb_any(tx_buf->skb);
- }
- tx_buf->skb = NULL;
-}
-
-static void fe_clean_tx(struct fe_priv *priv)
-{
- int i;
- struct device *dev = &priv->netdev->dev;
- struct fe_tx_ring *ring = &priv->tx_ring;
-
- if (ring->tx_buf) {
- for (i = 0; i < ring->tx_ring_size; i++)
- fe_txd_unmap(dev, &ring->tx_buf[i]);
- kfree(ring->tx_buf);
- ring->tx_buf = NULL;
- }
-
- if (ring->tx_dma) {
- dma_free_coherent(dev,
- ring->tx_ring_size * sizeof(*ring->tx_dma),
- ring->tx_dma,
- ring->tx_phys);
- ring->tx_dma = NULL;
- }
-
- netdev_reset_queue(priv->netdev);
-}
-
-static int fe_alloc_tx(struct fe_priv *priv)
-{
- int i;
- struct fe_tx_ring *ring = &priv->tx_ring;
-
- ring->tx_free_idx = 0;
- ring->tx_next_idx = 0;
- ring->tx_thresh = max((unsigned long)ring->tx_ring_size >> 2, MAX_SKB_FRAGS);
-
- ring->tx_buf = kcalloc(ring->tx_ring_size, sizeof(*ring->tx_buf),
- GFP_KERNEL);
- if (!ring->tx_buf)
- goto no_tx_mem;
-
- ring->tx_dma = dma_alloc_coherent(&priv->netdev->dev,
- ring->tx_ring_size * sizeof(*ring->tx_dma),
- &ring->tx_phys,
- GFP_ATOMIC | __GFP_ZERO);
- if (!ring->tx_dma)
- goto no_tx_mem;
-
- for (i = 0; i < ring->tx_ring_size; i++) {
- if (priv->soc->tx_dma) {
- priv->soc->tx_dma(&ring->tx_dma[i]);
- }
- ring->tx_dma[i].txd2 = TX_DMA_DESP2_DEF;
- }
- wmb();
-
- fe_reg_w32(ring->tx_phys, FE_REG_TX_BASE_PTR0);
- fe_reg_w32(ring->tx_ring_size, FE_REG_TX_MAX_CNT0);
- fe_reg_w32(0, FE_REG_TX_CTX_IDX0);
- fe_reg_w32(FE_PST_DTX_IDX0, FE_REG_PDMA_RST_CFG);
-
- return 0;
-
-no_tx_mem:
- return -ENOMEM;
-}
-
-static int fe_init_dma(struct fe_priv *priv)
-{
- int err;
-
- err = fe_alloc_tx(priv);
- if (err)
- return err;
-
- err = fe_alloc_rx(priv);
- if (err)
- return err;
-
- return 0;
-}
-
-static void fe_free_dma(struct fe_priv *priv)
-{
- fe_clean_tx(priv);
- fe_clean_rx(priv);
-}
-
-void fe_stats_update(struct fe_priv *priv)
-{
- struct fe_hw_stats *hwstats = priv->hw_stats;
- unsigned int base = fe_reg_table[FE_REG_FE_COUNTER_BASE];
- u64 stats;
-
- u64_stats_update_begin(&hwstats->syncp);
-
- if (IS_ENABLED(CONFIG_SOC_MT7621)) {
- hwstats->rx_bytes += fe_r32(base);
- stats = fe_r32(base + 0x04);
- if (stats)
- hwstats->rx_bytes += (stats << 32);
- hwstats->rx_packets += fe_r32(base + 0x08);
- hwstats->rx_overflow += fe_r32(base + 0x10);
- hwstats->rx_fcs_errors += fe_r32(base + 0x14);
- hwstats->rx_short_errors += fe_r32(base + 0x18);
- hwstats->rx_long_errors += fe_r32(base + 0x1c);
- hwstats->rx_checksum_errors += fe_r32(base + 0x20);
- hwstats->rx_flow_control_packets += fe_r32(base + 0x24);
- hwstats->tx_skip += fe_r32(base + 0x28);
- hwstats->tx_collisions += fe_r32(base + 0x2c);
- hwstats->tx_bytes += fe_r32(base + 0x30);
- stats = fe_r32(base + 0x34);
- if (stats)
- hwstats->tx_bytes += (stats << 32);
- hwstats->tx_packets += fe_r32(base + 0x38);
- } else {
- hwstats->tx_bytes += fe_r32(base);
- hwstats->tx_packets += fe_r32(base + 0x04);
- hwstats->tx_skip += fe_r32(base + 0x08);
- hwstats->tx_collisions += fe_r32(base + 0x0c);
- hwstats->rx_bytes += fe_r32(base + 0x20);
- hwstats->rx_packets += fe_r32(base + 0x24);
- hwstats->rx_overflow += fe_r32(base + 0x28);
- hwstats->rx_fcs_errors += fe_r32(base + 0x2c);
- hwstats->rx_short_errors += fe_r32(base + 0x30);
- hwstats->rx_long_errors += fe_r32(base + 0x34);
- hwstats->rx_checksum_errors += fe_r32(base + 0x38);
- hwstats->rx_flow_control_packets += fe_r32(base + 0x3c);
- }
-
- u64_stats_update_end(&hwstats->syncp);
-}
-
-static struct rtnl_link_stats64 *fe_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *storage)
-{
- struct fe_priv *priv = netdev_priv(dev);
- struct fe_hw_stats *hwstats = priv->hw_stats;
- unsigned int base = fe_reg_table[FE_REG_FE_COUNTER_BASE];
- unsigned int start;
-
- if (!base) {
- netdev_stats_to_stats64(storage, &dev->stats);
- return storage;
- }
-
- if (netif_running(dev) && netif_device_present(dev)) {
- if (spin_trylock(&hwstats->stats_lock)) {
- fe_stats_update(priv);
- spin_unlock(&hwstats->stats_lock);
- }
- }
-
- do {
- start = u64_stats_fetch_begin_irq(&hwstats->syncp);
- storage->rx_packets = hwstats->rx_packets;
- storage->tx_packets = hwstats->tx_packets;
- storage->rx_bytes = hwstats->rx_bytes;
- storage->tx_bytes = hwstats->tx_bytes;
- storage->collisions = hwstats->tx_collisions;
- storage->rx_length_errors = hwstats->rx_short_errors +
- hwstats->rx_long_errors;
- storage->rx_over_errors = hwstats->rx_overflow;
- storage->rx_crc_errors = hwstats->rx_fcs_errors;
- storage->rx_errors = hwstats->rx_checksum_errors;
- storage->tx_aborted_errors = hwstats->tx_skip;
- } while (u64_stats_fetch_retry_irq(&hwstats->syncp, start));
-
- storage->tx_errors = priv->netdev->stats.tx_errors;
- storage->rx_dropped = priv->netdev->stats.rx_dropped;
- storage->tx_dropped = priv->netdev->stats.tx_dropped;
-
- return storage;
-}
-
-static int fe_vlan_rx_add_vid(struct net_device *dev,
- __be16 proto, u16 vid)
-{
- struct fe_priv *priv = netdev_priv(dev);
- u32 idx = (vid & 0xf);
- u32 vlan_cfg;
-
- if (!((fe_reg_table[FE_REG_FE_DMA_VID_BASE]) &&
- (dev->features & NETIF_F_HW_VLAN_CTAG_TX)))
- return 0;
-
- if (test_bit(idx, &priv->vlan_map)) {
- netdev_warn(dev, "disable tx vlan offload\n");
- dev->wanted_features &= ~NETIF_F_HW_VLAN_CTAG_TX;
- netdev_update_features(dev);
- } else {
- vlan_cfg = fe_r32(fe_reg_table[FE_REG_FE_DMA_VID_BASE] +
- ((idx >> 1) << 2));
- if (idx & 0x1) {
- vlan_cfg &= 0xffff;
- vlan_cfg |= (vid << 16);
- } else {
- vlan_cfg &= 0xffff0000;
- vlan_cfg |= vid;
- }
- fe_w32(vlan_cfg, fe_reg_table[FE_REG_FE_DMA_VID_BASE] +
- ((idx >> 1) << 2));
- set_bit(idx, &priv->vlan_map);
- }
-
- return 0;
-}
-
-static int fe_vlan_rx_kill_vid(struct net_device *dev,
- __be16 proto, u16 vid)
-{
- struct fe_priv *priv = netdev_priv(dev);
- u32 idx = (vid & 0xf);
-
- if (!((fe_reg_table[FE_REG_FE_DMA_VID_BASE]) &&
- (dev->features & NETIF_F_HW_VLAN_CTAG_TX)))
- return 0;
-
- clear_bit(idx, &priv->vlan_map);
-
- return 0;
-}
-
-static inline u32 fe_empty_txd(struct fe_tx_ring *ring)
-{
- barrier();
- return (u32)(ring->tx_ring_size -
- ((ring->tx_next_idx - ring->tx_free_idx) &
- (ring->tx_ring_size - 1)));
-}
-
-static int fe_tx_map_dma(struct sk_buff *skb, struct net_device *dev,
- int tx_num, struct fe_tx_ring *ring)
-{
- struct fe_priv *priv = netdev_priv(dev);
- struct skb_frag_struct *frag;
- struct fe_tx_dma txd, *ptxd;
- struct fe_tx_buf *tx_buf;
- dma_addr_t mapped_addr;
- unsigned int nr_frags;
- u32 def_txd4;
- int i, j, k, frag_size, frag_map_size, offset;
-
- tx_buf = &ring->tx_buf[ring->tx_next_idx];
- memset(tx_buf, 0, sizeof(*tx_buf));
- memset(&txd, 0, sizeof(txd));
- nr_frags = skb_shinfo(skb)->nr_frags;
-
- /* init tx descriptor */
- if (priv->soc->tx_dma)
- priv->soc->tx_dma(&txd);
- else
- txd.txd4 = TX_DMA_DESP4_DEF;
- def_txd4 = txd.txd4;
-
- /* TX Checksum offload */
- if (skb->ip_summed == CHECKSUM_PARTIAL)
- txd.txd4 |= TX_DMA_CHKSUM;
-
- /* VLAN header offload */
- if (skb_vlan_tag_present(skb)) {
- u16 tag = skb_vlan_tag_get(skb);
-
- if (IS_ENABLED(CONFIG_SOC_MT7621))
- txd.txd4 |= TX_DMA_INS_VLAN_MT7621 | tag;
- else
- txd.txd4 |= TX_DMA_INS_VLAN |
- ((tag >> VLAN_PRIO_SHIFT) << 4) |
- (tag & 0xF);
- }
-
- /* TSO: fill MSS info in tcp checksum field */
- if (skb_is_gso(skb)) {
- if (skb_cow_head(skb, 0)) {
- netif_warn(priv, tx_err, dev,
- "GSO expand head fail.\n");
- goto err_out;
- }
- if (skb_shinfo(skb)->gso_type &
- (SKB_GSO_TCPV4 | SKB_GSO_TCPV6)) {
- txd.txd4 |= TX_DMA_TSO;
- tcp_hdr(skb)->check = htons(skb_shinfo(skb)->gso_size);
- }
- }
-
- mapped_addr = dma_map_single(&dev->dev, skb->data,
- skb_headlen(skb), DMA_TO_DEVICE);
- if (unlikely(dma_mapping_error(&dev->dev, mapped_addr)))
- goto err_out;
- txd.txd1 = mapped_addr;
- txd.txd2 = TX_DMA_PLEN0(skb_headlen(skb));
-
- tx_buf->flags |= FE_TX_FLAGS_SINGLE0;
- dma_unmap_addr_set(tx_buf, dma_addr0, mapped_addr);
- dma_unmap_len_set(tx_buf, dma_len0, skb_headlen(skb));
-
- /* TX SG offload */
- j = ring->tx_next_idx;
- k = 0;
- for (i = 0; i < nr_frags; i++) {
- offset = 0;
- frag = &skb_shinfo(skb)->frags[i];
- frag_size = skb_frag_size(frag);
-
- while (frag_size > 0) {
- frag_map_size = min(frag_size, TX_DMA_BUF_LEN);
- mapped_addr = skb_frag_dma_map(&dev->dev, frag, offset,
- frag_map_size, DMA_TO_DEVICE);
- if (unlikely(dma_mapping_error(&dev->dev, mapped_addr)))
- goto err_dma;
-
- if (k & 0x1) {
- j = NEXT_TX_DESP_IDX(j);
- txd.txd1 = mapped_addr;
- txd.txd2 = TX_DMA_PLEN0(frag_map_size);
- txd.txd4 = def_txd4;
-
- tx_buf = &ring->tx_buf[j];
- memset(tx_buf, 0, sizeof(*tx_buf));
-
- tx_buf->flags |= FE_TX_FLAGS_PAGE0;
- dma_unmap_addr_set(tx_buf, dma_addr0, mapped_addr);
- dma_unmap_len_set(tx_buf, dma_len0, frag_map_size);
- } else {
- txd.txd3 = mapped_addr;
- txd.txd2 |= TX_DMA_PLEN1(frag_map_size);
-
- tx_buf->skb = (struct sk_buff *) DMA_DUMMY_DESC;
- tx_buf->flags |= FE_TX_FLAGS_PAGE1;
- dma_unmap_addr_set(tx_buf, dma_addr1, mapped_addr);
- dma_unmap_len_set(tx_buf, dma_len1, frag_map_size);
-
- if (!((i == (nr_frags -1)) &&
- (frag_map_size == frag_size))) {
- fe_set_txd(&txd, &ring->tx_dma[j]);
- memset(&txd, 0, sizeof(txd));
- }
- }
- frag_size -= frag_map_size;
- offset += frag_map_size;
- k++;
- }
- }
-
- /* set last segment */
- if (k & 0x1)
- txd.txd2 |= TX_DMA_LS1;
- else
- txd.txd2 |= TX_DMA_LS0;
- fe_set_txd(&txd, &ring->tx_dma[j]);
-
- /* store skb to cleanup */
- tx_buf->skb = skb;
-
- netdev_sent_queue(dev, skb->len);
- skb_tx_timestamp(skb);
-
- ring->tx_next_idx = NEXT_TX_DESP_IDX(j);
- wmb();
- if (unlikely(fe_empty_txd(ring) <= ring->tx_thresh)) {
- netif_stop_queue(dev);
- smp_mb();
- if (unlikely(fe_empty_txd(ring) > ring->tx_thresh))
- netif_wake_queue(dev);
- }
-
- if (netif_xmit_stopped(netdev_get_tx_queue(dev, 0)) || !skb->xmit_more)
- fe_reg_w32(ring->tx_next_idx, FE_REG_TX_CTX_IDX0);
-
- return 0;
-
-err_dma:
- j = ring->tx_next_idx;
- for (i = 0; i < tx_num; i++) {
- ptxd = &ring->tx_dma[j];
- tx_buf = &ring->tx_buf[j];
-
- /* unmap dma */
- fe_txd_unmap(&dev->dev, tx_buf);
-
- ptxd->txd2 = TX_DMA_DESP2_DEF;
- j = NEXT_TX_DESP_IDX(j);
- }
- wmb();
-
-err_out:
- return -1;
-}
-
-static inline int fe_skb_padto(struct sk_buff *skb, struct fe_priv *priv) {
- unsigned int len;
- int ret;
-
- ret = 0;
- if (unlikely(skb->len < VLAN_ETH_ZLEN)) {
- if ((priv->flags & FE_FLAG_PADDING_64B) &&
- !(priv->flags & FE_FLAG_PADDING_BUG))
- return ret;
- if (skb_vlan_tag_present(skb))
- len = ETH_ZLEN;
- else if (skb->protocol == cpu_to_be16(ETH_P_8021Q))
- len = VLAN_ETH_ZLEN;
- else if(!(priv->flags & FE_FLAG_PADDING_64B))
- len = ETH_ZLEN;
- else
- return ret;
-
- if (skb->len < len) {
- if ((ret = skb_pad(skb, len - skb->len)) < 0)
- return ret;
- skb->len = len;
- skb_set_tail_pointer(skb, len);
- }
- }
-
- return ret;
-}
-
-static inline int fe_cal_txd_req(struct sk_buff *skb)
-{
- int i, nfrags;
- struct skb_frag_struct *frag;
-
- nfrags = 1;
- if (skb_is_gso(skb)) {
- for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
- frag = &skb_shinfo(skb)->frags[i];
- nfrags += DIV_ROUND_UP(frag->size, TX_DMA_BUF_LEN);
- }
- } else {
- nfrags += skb_shinfo(skb)->nr_frags;
- }
-
- return DIV_ROUND_UP(nfrags, 2);
-}
-
-static int fe_start_xmit(struct sk_buff *skb, struct net_device *dev)
-{
- struct fe_priv *priv = netdev_priv(dev);
- struct fe_tx_ring *ring = &priv->tx_ring;
- struct net_device_stats *stats = &dev->stats;
- int tx_num;
- int len = skb->len;
-
- if (fe_skb_padto(skb, priv)) {
- netif_warn(priv, tx_err, dev, "tx padding failed!\n");
- return NETDEV_TX_OK;
- }
-
- tx_num = fe_cal_txd_req(skb);
- if (unlikely(fe_empty_txd(ring) <= tx_num))
- {
- netif_stop_queue(dev);
- netif_err(priv, tx_queued,dev,
- "Tx Ring full when queue awake!\n");
- return NETDEV_TX_BUSY;
- }
-
- if (fe_tx_map_dma(skb, dev, tx_num, ring) < 0) {
- stats->tx_dropped++;
- } else {
- stats->tx_packets++;
- stats->tx_bytes += len;
- }
-
- return NETDEV_TX_OK;
-}
-
-static inline void fe_rx_vlan(struct sk_buff *skb)
-{
- struct ethhdr *ehdr;
- u16 vlanid;
-
- if (!__vlan_get_tag(skb, &vlanid)) {
- /* pop the vlan tag */
- ehdr = (struct ethhdr *)skb->data;
- memmove(skb->data + VLAN_HLEN, ehdr, ETH_ALEN * 2);
- skb_pull(skb, VLAN_HLEN);
- __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), vlanid);
- }
-}
-
-static int fe_poll_rx(struct napi_struct *napi, int budget,
- struct fe_priv *priv, u32 rx_intr)
-{
- struct net_device *netdev = priv->netdev;
- struct net_device_stats *stats = &netdev->stats;
- struct fe_soc_data *soc = priv->soc;
- struct fe_rx_ring *ring = &priv->rx_ring;
- int idx = ring->rx_calc_idx;
- u32 checksum_bit;
- struct sk_buff *skb;
- u8 *data, *new_data;
- struct fe_rx_dma *rxd, trxd;
- int done = 0, pad;
- bool rx_vlan = netdev->features & NETIF_F_HW_VLAN_CTAG_RX;
-
- if (netdev->features & NETIF_F_RXCSUM)
- checksum_bit = soc->checksum_bit;
- else
- checksum_bit = 0;
-
- if (priv->flags & FE_FLAG_RX_2B_OFFSET)
- pad = 0;
- else
- pad = NET_IP_ALIGN;
-
- while (done < budget) {
- unsigned int pktlen;
- dma_addr_t dma_addr;
- idx = NEXT_RX_DESP_IDX(idx);
- rxd = &ring->rx_dma[idx];
- data = ring->rx_data[idx];
-
- fe_get_rxd(&trxd, rxd);
- if (!(trxd.rxd2 & RX_DMA_DONE))
- break;
-
- /* alloc new buffer */
- new_data = netdev_alloc_frag(ring->frag_size);
- if (unlikely(!new_data)) {
- stats->rx_dropped++;
- goto release_desc;
- }
- dma_addr = dma_map_single(&netdev->dev,
- new_data + NET_SKB_PAD + pad,
- ring->rx_buf_size,
- DMA_FROM_DEVICE);
- if (unlikely(dma_mapping_error(&netdev->dev, dma_addr))) {
- put_page(virt_to_head_page(new_data));
- goto release_desc;
- }
-
- /* receive data */
- skb = build_skb(data, ring->frag_size);
- if (unlikely(!skb)) {
- put_page(virt_to_head_page(new_data));
- goto release_desc;
- }
- skb_reserve(skb, NET_SKB_PAD + NET_IP_ALIGN);
-
- dma_unmap_single(&netdev->dev, trxd.rxd1,
- ring->rx_buf_size, DMA_FROM_DEVICE);
- pktlen = RX_DMA_GET_PLEN0(trxd.rxd2);
- skb->dev = netdev;
- skb_put(skb, pktlen);
- if (trxd.rxd4 & checksum_bit) {
- skb->ip_summed = CHECKSUM_UNNECESSARY;
- } else {
- skb_checksum_none_assert(skb);
- }
- if (rx_vlan)
- fe_rx_vlan(skb);
- skb->protocol = eth_type_trans(skb, netdev);
-
- stats->rx_packets++;
- stats->rx_bytes += pktlen;
-
- napi_gro_receive(napi, skb);
-
- ring->rx_data[idx] = new_data;
- rxd->rxd1 = (unsigned int) dma_addr;
-
-release_desc:
- if (priv->flags & FE_FLAG_RX_SG_DMA)
- rxd->rxd2 = RX_DMA_PLEN0(ring->rx_buf_size);
- else
- rxd->rxd2 = RX_DMA_LSO;
-
- ring->rx_calc_idx = idx;
- wmb();
- fe_reg_w32(ring->rx_calc_idx, FE_REG_RX_CALC_IDX0);
- done++;
- }
-
- if (done < budget)
- fe_reg_w32(rx_intr, FE_REG_FE_INT_STATUS);
-
- return done;
-}
-
-static int fe_poll_tx(struct fe_priv *priv, int budget, u32 tx_intr,
- int *tx_again)
-{
- struct net_device *netdev = priv->netdev;
- struct device *dev = &netdev->dev;
- unsigned int bytes_compl = 0;
- struct sk_buff *skb;
- struct fe_tx_buf *tx_buf;
- int done = 0;
- u32 idx, hwidx;
- struct fe_tx_ring *ring = &priv->tx_ring;
-
- idx = ring->tx_free_idx;
- hwidx = fe_reg_r32(FE_REG_TX_DTX_IDX0);
-
- while ((idx != hwidx) && budget) {
- tx_buf = &ring->tx_buf[idx];
- skb = tx_buf->skb;
-
- if (!skb)
- break;
-
- if (skb != (struct sk_buff *) DMA_DUMMY_DESC) {
- bytes_compl += skb->len;
- done++;
- budget--;
- }
- fe_txd_unmap(dev, tx_buf);
- idx = NEXT_TX_DESP_IDX(idx);
- }
- ring->tx_free_idx = idx;
-
- if (idx == hwidx) {
- /* read hw index again make sure no new tx packet */
- hwidx = fe_reg_r32(FE_REG_TX_DTX_IDX0);
- if (idx == hwidx)
- fe_reg_w32(tx_intr, FE_REG_FE_INT_STATUS);
- else
- *tx_again = 1;
- } else
- *tx_again = 1;
-
- if (done) {
- netdev_completed_queue(netdev, done, bytes_compl);
- smp_mb();
- if (unlikely(netif_queue_stopped(netdev) &&
- (fe_empty_txd(ring) > ring->tx_thresh)))
- netif_wake_queue(netdev);
- }
-
- return done;
-}
-
-static int fe_poll(struct napi_struct *napi, int budget)
-{
- struct fe_priv *priv = container_of(napi, struct fe_priv, rx_napi);
- struct fe_hw_stats *hwstat = priv->hw_stats;
- int tx_done, rx_done, tx_again;
- u32 status, fe_status, status_reg, mask;
- u32 tx_intr, rx_intr, status_intr;
-
- fe_status = status = fe_reg_r32(FE_REG_FE_INT_STATUS);
- tx_intr = priv->soc->tx_int;
- rx_intr = priv->soc->rx_int;
- status_intr = priv->soc->status_int;
- tx_done = rx_done = tx_again = 0;
-
- if (fe_reg_table[FE_REG_FE_INT_STATUS2]) {
- fe_status = fe_reg_r32(FE_REG_FE_INT_STATUS2);
- status_reg = FE_REG_FE_INT_STATUS2;
- } else
- status_reg = FE_REG_FE_INT_STATUS;
-
- if (status & tx_intr)
- tx_done = fe_poll_tx(priv, budget, tx_intr, &tx_again);
-
- if (status & rx_intr)
- rx_done = fe_poll_rx(napi, budget, priv, rx_intr);
-
- if (unlikely(fe_status & status_intr)) {
- if (hwstat && spin_trylock(&hwstat->stats_lock)) {
- fe_stats_update(priv);
- spin_unlock(&hwstat->stats_lock);
- }
- fe_reg_w32(status_intr, status_reg);
- }
-
- if (unlikely(netif_msg_intr(priv))) {
- mask = fe_reg_r32(FE_REG_FE_INT_ENABLE);
- netdev_info(priv->netdev,
- "done tx %d, rx %d, intr 0x%08x/0x%x\n",
- tx_done, rx_done, status, mask);
- }
-
- if (!tx_again && (rx_done < budget)) {
- status = fe_reg_r32(FE_REG_FE_INT_STATUS);
- if (status & (tx_intr | rx_intr)) {
- /* let napi poll again */
- rx_done = budget;
- goto poll_again;
- }
-
- napi_complete(napi);
- fe_int_enable(tx_intr | rx_intr);
- } else {
- rx_done = budget;
- }
-
-poll_again:
- return rx_done;
-}
-
-static void fe_tx_timeout(struct net_device *dev)
-{
- struct fe_priv *priv = netdev_priv(dev);
- struct fe_tx_ring *ring = &priv->tx_ring;
-
- priv->netdev->stats.tx_errors++;
- netif_err(priv, tx_err, dev,
- "transmit timed out\n");
- netif_info(priv, drv, dev, "dma_cfg:%08x\n",
- fe_reg_r32(FE_REG_PDMA_GLO_CFG));
- netif_info(priv, drv, dev, "tx_ring=%d, " \
- "base=%08x, max=%u, ctx=%u, dtx=%u, fdx=%hu, next=%hu\n", 0,
- fe_reg_r32(FE_REG_TX_BASE_PTR0),
- fe_reg_r32(FE_REG_TX_MAX_CNT0),
- fe_reg_r32(FE_REG_TX_CTX_IDX0),
- fe_reg_r32(FE_REG_TX_DTX_IDX0),
- ring->tx_free_idx,
- ring->tx_next_idx
- );
- netif_info(priv, drv, dev, "rx_ring=%d, " \
- "base=%08x, max=%u, calc=%u, drx=%u\n", 0,
- fe_reg_r32(FE_REG_RX_BASE_PTR0),
- fe_reg_r32(FE_REG_RX_MAX_CNT0),
- fe_reg_r32(FE_REG_RX_CALC_IDX0),
- fe_reg_r32(FE_REG_RX_DRX_IDX0)
- );
-
- if (!test_and_set_bit(FE_FLAG_RESET_PENDING, priv->pending_flags))
- schedule_work(&priv->pending_work);
-}
-
-static irqreturn_t fe_handle_irq(int irq, void *dev)
-{
- struct fe_priv *priv = netdev_priv(dev);
- u32 status, int_mask;
-
- status = fe_reg_r32(FE_REG_FE_INT_STATUS);
-
- if (unlikely(!status))
- return IRQ_NONE;
-
- int_mask = (priv->soc->rx_int | priv->soc->tx_int);
- if (likely(status & int_mask)) {
- if (likely(napi_schedule_prep(&priv->rx_napi))) {
- fe_int_disable(int_mask);
- __napi_schedule(&priv->rx_napi);
- }
- } else {
- fe_reg_w32(status, FE_REG_FE_INT_STATUS);
- }
-
- return IRQ_HANDLED;
-}
-
-#ifdef CONFIG_NET_POLL_CONTROLLER
-static void fe_poll_controller(struct net_device *dev)
-{
- struct fe_priv *priv = netdev_priv(dev);
- u32 int_mask = priv->soc->tx_int | priv->soc->rx_int;
-
- fe_int_disable(int_mask);
- fe_handle_irq(dev->irq, dev);
- fe_int_enable(int_mask);
-}
-#endif
-
-int fe_set_clock_cycle(struct fe_priv *priv)
-{
- unsigned long sysclk = priv->sysclk;
-
- if (!sysclk) {
- return -EINVAL;
- }
-
- sysclk /= FE_US_CYC_CNT_DIVISOR;
- sysclk <<= FE_US_CYC_CNT_SHIFT;
-
- fe_w32((fe_r32(FE_FE_GLO_CFG) &
- ~(FE_US_CYC_CNT_MASK << FE_US_CYC_CNT_SHIFT)) |
- sysclk,
- FE_FE_GLO_CFG);
- return 0;
-}
-
-void fe_fwd_config(struct fe_priv *priv)
-{
- u32 fwd_cfg;
-
- fwd_cfg = fe_r32(FE_GDMA1_FWD_CFG);
-
- /* disable jumbo frame */
- if (priv->flags & FE_FLAG_JUMBO_FRAME)
- fwd_cfg &= ~FE_GDM1_JMB_EN;
-
- /* set unicast/multicast/broadcast frame to cpu */
- fwd_cfg &= ~0xffff;
-
- fe_w32(fwd_cfg, FE_GDMA1_FWD_CFG);
-}
-
-static void fe_rxcsum_config(bool enable)
-{
- if (enable)
- fe_w32(fe_r32(FE_GDMA1_FWD_CFG) | (FE_GDM1_ICS_EN |
- FE_GDM1_TCS_EN | FE_GDM1_UCS_EN),
- FE_GDMA1_FWD_CFG);
- else
- fe_w32(fe_r32(FE_GDMA1_FWD_CFG) & ~(FE_GDM1_ICS_EN |
- FE_GDM1_TCS_EN | FE_GDM1_UCS_EN),
- FE_GDMA1_FWD_CFG);
-}
-
-static void fe_txcsum_config(bool enable)
-{
- if (enable)
- fe_w32(fe_r32(FE_CDMA_CSG_CFG) | (FE_ICS_GEN_EN |
- FE_TCS_GEN_EN | FE_UCS_GEN_EN),
- FE_CDMA_CSG_CFG);
- else
- fe_w32(fe_r32(FE_CDMA_CSG_CFG) & ~(FE_ICS_GEN_EN |
- FE_TCS_GEN_EN | FE_UCS_GEN_EN),
- FE_CDMA_CSG_CFG);
-}
-
-void fe_csum_config(struct fe_priv *priv)
-{
- struct net_device *dev = priv_netdev(priv);
-
- fe_txcsum_config((dev->features & NETIF_F_IP_CSUM));
- fe_rxcsum_config((dev->features & NETIF_F_RXCSUM));
-}
-
-static int fe_hw_init(struct net_device *dev)
-{
- struct fe_priv *priv = netdev_priv(dev);
- int i, err;
-
- err = devm_request_irq(priv->device, dev->irq, fe_handle_irq, 0,
- dev_name(priv->device), dev);
- if (err)
- return err;
-
- if (priv->soc->set_mac)
- priv->soc->set_mac(priv, dev->dev_addr);
- else
- fe_hw_set_macaddr(priv, dev->dev_addr);
-
- /* disable delay interrupt */
- fe_reg_w32(0, FE_REG_DLY_INT_CFG);
-
- fe_int_disable(priv->soc->tx_int | priv->soc->rx_int);
-
- /* frame engine will push VLAN tag regarding to VIDX feild in Tx desc. */
- if (fe_reg_table[FE_REG_FE_DMA_VID_BASE])
- for (i = 0; i < 16; i += 2)
- fe_w32(((i + 1) << 16) + i,
- fe_reg_table[FE_REG_FE_DMA_VID_BASE] +
- (i * 2));
-
- BUG_ON(!priv->soc->fwd_config);
- if (priv->soc->fwd_config(priv))
- netdev_err(dev, "unable to get clock\n");
-
- if (fe_reg_table[FE_REG_FE_RST_GL]) {
- fe_reg_w32(1, FE_REG_FE_RST_GL);
- fe_reg_w32(0, FE_REG_FE_RST_GL);
- }
-
- return 0;
-}
-
-static int fe_open(struct net_device *dev)
-{
- struct fe_priv *priv = netdev_priv(dev);
- unsigned long flags;
- u32 val;
- int err;
-
- err = fe_init_dma(priv);
- if (err)
- goto err_out;
-
- spin_lock_irqsave(&priv->page_lock, flags);
-
- val = FE_TX_WB_DDONE | FE_RX_DMA_EN | FE_TX_DMA_EN;
- if (priv->flags & FE_FLAG_RX_2B_OFFSET)
- val |= FE_RX_2B_OFFSET;
- val |= priv->soc->pdma_glo_cfg;
- fe_reg_w32(val, FE_REG_PDMA_GLO_CFG);
-
- spin_unlock_irqrestore(&priv->page_lock, flags);
-
- if (priv->phy)
- priv->phy->start(priv);
-
- if (priv->soc->has_carrier && priv->soc->has_carrier(priv))
- netif_carrier_on(dev);
-
- napi_enable(&priv->rx_napi);
- fe_int_enable(priv->soc->tx_int | priv->soc->rx_int);
- netif_start_queue(dev);
-
- return 0;
-
-err_out:
- fe_free_dma(priv);
- return err;
-}
-
-static int fe_stop(struct net_device *dev)
-{
- struct fe_priv *priv = netdev_priv(dev);
- unsigned long flags;
- int i;
-
- netif_tx_disable(dev);
- fe_int_disable(priv->soc->tx_int | priv->soc->rx_int);
- napi_disable(&priv->rx_napi);
-
- if (priv->phy)
- priv->phy->stop(priv);
-
- spin_lock_irqsave(&priv->page_lock, flags);
-
- fe_reg_w32(fe_reg_r32(FE_REG_PDMA_GLO_CFG) &
- ~(FE_TX_WB_DDONE | FE_RX_DMA_EN | FE_TX_DMA_EN),
- FE_REG_PDMA_GLO_CFG);
- spin_unlock_irqrestore(&priv->page_lock, flags);
-
- /* wait dma stop */
- for (i = 0; i < 10; i++) {
- if (fe_reg_r32(FE_REG_PDMA_GLO_CFG) &
- (FE_TX_DMA_BUSY | FE_RX_DMA_BUSY)) {
- msleep(10);
- continue;
- }
- break;
- }
-
- fe_free_dma(priv);
-
- return 0;
-}
-
-static int __init fe_init(struct net_device *dev)
-{
- struct fe_priv *priv = netdev_priv(dev);
- struct device_node *port;
- int err;
-
- BUG_ON(!priv->soc->reset_fe);
- priv->soc->reset_fe();
-
- if (priv->soc->switch_init)
- priv->soc->switch_init(priv);
-
- of_get_mac_address_mtd(priv->device->of_node, dev->dev_addr);
- /*If the mac address is invalid, use random mac address */
- if (!is_valid_ether_addr(dev->dev_addr)) {
- random_ether_addr(dev->dev_addr);
- dev_err(priv->device, "generated random MAC address %pM\n",
- dev->dev_addr);
- }
-
- err = fe_mdio_init(priv);
- if (err)
- return err;
-
- if (priv->soc->port_init)
- for_each_child_of_node(priv->device->of_node, port)
- if (of_device_is_compatible(port, "ralink,eth-port") && of_device_is_available(port))
- priv->soc->port_init(priv, port);
-
- if (priv->phy) {
- err = priv->phy->connect(priv);
- if (err)
- goto err_phy_disconnect;
- }
-
- err = fe_hw_init(dev);
- if (err)
- goto err_phy_disconnect;
-
- if (priv->soc->switch_config)
- priv->soc->switch_config(priv);
-
- return 0;
-
-err_phy_disconnect:
- if (priv->phy)
- priv->phy->disconnect(priv);
- fe_mdio_cleanup(priv);
-
- return err;
-}
-
-static void fe_uninit(struct net_device *dev)
-{
- struct fe_priv *priv = netdev_priv(dev);
-
- if (priv->phy)
- priv->phy->disconnect(priv);
- fe_mdio_cleanup(priv);
-
- fe_reg_w32(0, FE_REG_FE_INT_ENABLE);
- free_irq(dev->irq, dev);
-}
-
-static int fe_do_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
-{
- struct fe_priv *priv = netdev_priv(dev);
-
- if (!priv->phy_dev)
- return -ENODEV;
-
- switch (cmd) {
- case SIOCETHTOOL:
- return phy_ethtool_ioctl(priv->phy_dev,
- (void *) ifr->ifr_data);
- case SIOCGMIIPHY:
- case SIOCGMIIREG:
- case SIOCSMIIREG:
- return phy_mii_ioctl(priv->phy_dev, ifr, cmd);
- default:
- break;
- }
-
- return -EOPNOTSUPP;
-}
-
-static int fe_change_mtu(struct net_device *dev, int new_mtu)
-{
- struct fe_priv *priv = netdev_priv(dev);
- int frag_size, old_mtu;
- u32 fwd_cfg;
-
- if (!(priv->flags & FE_FLAG_JUMBO_FRAME))
- return eth_change_mtu(dev, new_mtu);
-
- frag_size = fe_max_frag_size(new_mtu);
- if (new_mtu < 68 || frag_size > PAGE_SIZE)
- return -EINVAL;
-
- old_mtu = dev->mtu;
- dev->mtu = new_mtu;
-
- /* return early if the buffer sizes will not change */
- if (old_mtu <= ETH_DATA_LEN && new_mtu <= ETH_DATA_LEN)
- return 0;
- if (old_mtu > ETH_DATA_LEN && new_mtu > ETH_DATA_LEN)
- return 0;
-
- if (new_mtu <= ETH_DATA_LEN)
- priv->rx_ring.frag_size = fe_max_frag_size(ETH_DATA_LEN);
- else
- priv->rx_ring.frag_size = PAGE_SIZE;
- priv->rx_ring.rx_buf_size = fe_max_buf_size(priv->rx_ring.frag_size);
-
- if (!netif_running(dev))
- return 0;
-
- fe_stop(dev);
- fwd_cfg = fe_r32(FE_GDMA1_FWD_CFG);
- if (new_mtu <= ETH_DATA_LEN)
- fwd_cfg &= ~FE_GDM1_JMB_EN;
- else {
- fwd_cfg &= ~(FE_GDM1_JMB_LEN_MASK << FE_GDM1_JMB_LEN_SHIFT);
- fwd_cfg |= (DIV_ROUND_UP(frag_size, 1024) <<
- FE_GDM1_JMB_LEN_SHIFT) | FE_GDM1_JMB_EN;
- }
- fe_w32(fwd_cfg, FE_GDMA1_FWD_CFG);
-
- return fe_open(dev);
-}
-
-static const struct net_device_ops fe_netdev_ops = {
- .ndo_init = fe_init,
- .ndo_uninit = fe_uninit,
- .ndo_open = fe_open,
- .ndo_stop = fe_stop,
- .ndo_start_xmit = fe_start_xmit,
- .ndo_set_mac_address = fe_set_mac_address,
- .ndo_validate_addr = eth_validate_addr,
- .ndo_do_ioctl = fe_do_ioctl,
- .ndo_change_mtu = fe_change_mtu,
- .ndo_tx_timeout = fe_tx_timeout,
- .ndo_get_stats64 = fe_get_stats64,
- .ndo_vlan_rx_add_vid = fe_vlan_rx_add_vid,
- .ndo_vlan_rx_kill_vid = fe_vlan_rx_kill_vid,
-#ifdef CONFIG_NET_POLL_CONTROLLER
- .ndo_poll_controller = fe_poll_controller,
-#endif
-};
-
-static void fe_reset_pending(struct fe_priv *priv)
-{
- struct net_device *dev = priv->netdev;
- int err;
-
- rtnl_lock();
- fe_stop(dev);
-
- err = fe_open(dev);
- if (err)
- goto error;
- rtnl_unlock();
-
- return;
-error:
- netif_alert(priv, ifup, dev,
- "Driver up/down cycle failed, closing device.\n");
- dev_close(dev);
- rtnl_unlock();
-}
-
-static const struct fe_work_t fe_work[] = {
- {FE_FLAG_RESET_PENDING, fe_reset_pending},
-};
-
-static void fe_pending_work(struct work_struct *work)
-{
- struct fe_priv *priv = container_of(work, struct fe_priv, pending_work);
- int i;
- bool pending;
-
- for (i = 0; i < ARRAY_SIZE(fe_work); i++) {
- pending = test_and_clear_bit(fe_work[i].bitnr,
- priv->pending_flags);
- if (pending)
- fe_work[i].action(priv);
- }
-}
-
-static int fe_probe(struct platform_device *pdev)
-{
- struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- const struct of_device_id *match;
- struct fe_soc_data *soc;
- struct net_device *netdev;
- struct fe_priv *priv;
- struct clk *sysclk;
- int err, napi_weight;
-
- device_reset(&pdev->dev);
-
- match = of_match_device(of_fe_match, &pdev->dev);
- soc = (struct fe_soc_data *) match->data;
-
- if (soc->reg_table)
- fe_reg_table = soc->reg_table;
- else
- soc->reg_table = fe_reg_table;
-
- fe_base = devm_ioremap_resource(&pdev->dev, res);
- if (!fe_base) {
- err = -EADDRNOTAVAIL;
- goto err_out;
- }
-
- netdev = alloc_etherdev(sizeof(*priv));
- if (!netdev) {
- dev_err(&pdev->dev, "alloc_etherdev failed\n");
- err = -ENOMEM;
- goto err_iounmap;
- }
-
- SET_NETDEV_DEV(netdev, &pdev->dev);
- netdev->netdev_ops = &fe_netdev_ops;
- netdev->base_addr = (unsigned long) fe_base;
-
- netdev->irq = platform_get_irq(pdev, 0);
- if (netdev->irq < 0) {
- dev_err(&pdev->dev, "no IRQ resource found\n");
- err = -ENXIO;
- goto err_free_dev;
- }
-
- if (soc->init_data)
- soc->init_data(soc, netdev);
- /* fake NETIF_F_HW_VLAN_CTAG_RX for good GRO performance */
- netdev->hw_features |= NETIF_F_HW_VLAN_CTAG_RX;
- netdev->vlan_features = netdev->hw_features &
- ~(NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX);
- netdev->features |= netdev->hw_features;
-
- /* fake rx vlan filter func. to support tx vlan offload func */
- if (fe_reg_table[FE_REG_FE_DMA_VID_BASE])
- netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
-
- priv = netdev_priv(netdev);
- spin_lock_init(&priv->page_lock);
- if (fe_reg_table[FE_REG_FE_COUNTER_BASE]) {
- priv->hw_stats = kzalloc(sizeof(*priv->hw_stats), GFP_KERNEL);
- if (!priv->hw_stats) {
- err = -ENOMEM;
- goto err_free_dev;
- }
- spin_lock_init(&priv->hw_stats->stats_lock);
- }
-
- sysclk = devm_clk_get(&pdev->dev, NULL);
- if (!IS_ERR(sysclk))
- priv->sysclk = clk_get_rate(sysclk);
-
- priv->netdev = netdev;
- priv->device = &pdev->dev;
- priv->soc = soc;
- priv->msg_enable = netif_msg_init(fe_msg_level, FE_DEFAULT_MSG_ENABLE);
- priv->rx_ring.frag_size = fe_max_frag_size(ETH_DATA_LEN);
- priv->rx_ring.rx_buf_size = fe_max_buf_size(priv->rx_ring.frag_size);
- priv->tx_ring.tx_ring_size = priv->rx_ring.rx_ring_size = NUM_DMA_DESC;
- INIT_WORK(&priv->pending_work, fe_pending_work);
-
- napi_weight = 32;
- if (priv->flags & FE_FLAG_NAPI_WEIGHT) {
- napi_weight *= 4;
- priv->tx_ring.tx_ring_size *= 4;
- priv->rx_ring.rx_ring_size *= 4;
- }
- netif_napi_add(netdev, &priv->rx_napi, fe_poll, napi_weight);
- fe_set_ethtool_ops(netdev);
-
- err = register_netdev(netdev);
- if (err) {
- dev_err(&pdev->dev, "error bringing up device\n");
- goto err_free_dev;
- }
-
- platform_set_drvdata(pdev, netdev);
-
- netif_info(priv, probe, netdev, "ralink at 0x%08lx, irq %d\n",
- netdev->base_addr, netdev->irq);
-
- return 0;
-
-err_free_dev:
- free_netdev(netdev);
-err_iounmap:
- devm_iounmap(&pdev->dev, fe_base);
-err_out:
- return err;
-}
-
-static int fe_remove(struct platform_device *pdev)
-{
- struct net_device *dev = platform_get_drvdata(pdev);
- struct fe_priv *priv = netdev_priv(dev);
-
- netif_napi_del(&priv->rx_napi);
- if (priv->hw_stats)
- kfree(priv->hw_stats);
-
- cancel_work_sync(&priv->pending_work);
-
- unregister_netdev(dev);
- free_netdev(dev);
- platform_set_drvdata(pdev, NULL);
-
- return 0;
-}
-
-static struct platform_driver fe_driver = {
- .probe = fe_probe,
- .remove = fe_remove,
- .driver = {
- .name = "ralink_soc_eth",
- .owner = THIS_MODULE,
- .of_match_table = of_fe_match,
- },
-};
-
-static int __init init_rtfe(void)
-{
- int ret;
-
- ret = rtesw_init();
- if (ret)
- return ret;
-
- ret = platform_driver_register(&fe_driver);
- if (ret)
- rtesw_exit();
-
- return ret;
-}
-
-static void __exit exit_rtfe(void)
-{
- platform_driver_unregister(&fe_driver);
- rtesw_exit();
-}
-
-module_init(init_rtfe);
-module_exit(exit_rtfe);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("John Crispin <blogic@openwrt.org>");
-MODULE_DESCRIPTION("Ethernet driver for Ralink SoC");
-MODULE_VERSION(FE_DRV_VERSION);
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- * based on Ralink SDK3.3
- * Copyright (C) 2009-2013 John Crispin <blogic@openwrt.org>
- */
-
-#ifndef FE_ETH_H
-#define FE_ETH_H
-
-#include <linux/mii.h>
-#include <linux/interrupt.h>
-#include <linux/netdevice.h>
-#include <linux/dma-mapping.h>
-#include <linux/phy.h>
-#include <linux/ethtool.h>
-#include <linux/version.h>
-
-#if LINUX_VERSION_CODE < KERNEL_VERSION(3,15,0)
-#define u64_stats_fetch_retry_irq u64_stats_fetch_retry_bh
-#define u64_stats_fetch_begin_irq u64_stats_fetch_begin_bh
-#endif
-
-enum fe_reg {
- FE_REG_PDMA_GLO_CFG = 0,
- FE_REG_PDMA_RST_CFG,
- FE_REG_DLY_INT_CFG,
- FE_REG_TX_BASE_PTR0,
- FE_REG_TX_MAX_CNT0,
- FE_REG_TX_CTX_IDX0,
- FE_REG_TX_DTX_IDX0,
- FE_REG_RX_BASE_PTR0,
- FE_REG_RX_MAX_CNT0,
- FE_REG_RX_CALC_IDX0,
- FE_REG_RX_DRX_IDX0,
- FE_REG_FE_INT_ENABLE,
- FE_REG_FE_INT_STATUS,
- FE_REG_FE_DMA_VID_BASE,
- FE_REG_FE_COUNTER_BASE,
- FE_REG_FE_RST_GL,
- FE_REG_FE_INT_STATUS2,
- FE_REG_COUNT
-};
-
-enum fe_work_flag {
- FE_FLAG_RESET_PENDING,
- FE_FLAG_MAX
-};
-
-#define FE_DRV_VERSION "0.1.2"
-
-/* power of 2 to let NEXT_TX_DESP_IDX work */
-#define NUM_DMA_DESC (1 << 7)
-#define MAX_DMA_DESC 0xfff
-
-#define FE_DELAY_EN_INT 0x80
-#define FE_DELAY_MAX_INT 0x04
-#define FE_DELAY_MAX_TOUT 0x04
-#define FE_DELAY_TIME 20
-#define FE_DELAY_CHAN (((FE_DELAY_EN_INT | FE_DELAY_MAX_INT) << 8) | FE_DELAY_MAX_TOUT)
-#define FE_DELAY_INIT ((FE_DELAY_CHAN << 16) | FE_DELAY_CHAN)
-#define FE_PSE_FQFC_CFG_INIT 0x80504000
-#define FE_PSE_FQFC_CFG_256Q 0xff908000
-
-/* interrupt bits */
-#define FE_CNT_PPE_AF BIT(31)
-#define FE_CNT_GDM_AF BIT(29)
-#define FE_PSE_P2_FC BIT(26)
-#define FE_PSE_BUF_DROP BIT(24)
-#define FE_GDM_OTHER_DROP BIT(23)
-#define FE_PSE_P1_FC BIT(22)
-#define FE_PSE_P0_FC BIT(21)
-#define FE_PSE_FQ_EMPTY BIT(20)
-#define FE_GE1_STA_CHG BIT(18)
-#define FE_TX_COHERENT BIT(17)
-#define FE_RX_COHERENT BIT(16)
-#define FE_TX_DONE_INT3 BIT(11)
-#define FE_TX_DONE_INT2 BIT(10)
-#define FE_TX_DONE_INT1 BIT(9)
-#define FE_TX_DONE_INT0 BIT(8)
-#define FE_RX_DONE_INT0 BIT(2)
-#define FE_TX_DLY_INT BIT(1)
-#define FE_RX_DLY_INT BIT(0)
-
-#define FE_RX_DONE_INT FE_RX_DONE_INT0
-#define FE_TX_DONE_INT (FE_TX_DONE_INT0 | FE_TX_DONE_INT1 | \
- FE_TX_DONE_INT2 | FE_TX_DONE_INT3)
-
-#define RT5350_RX_DLY_INT BIT(30)
-#define RT5350_TX_DLY_INT BIT(28)
-#define RT5350_RX_DONE_INT1 BIT(17)
-#define RT5350_RX_DONE_INT0 BIT(16)
-#define RT5350_TX_DONE_INT3 BIT(3)
-#define RT5350_TX_DONE_INT2 BIT(2)
-#define RT5350_TX_DONE_INT1 BIT(1)
-#define RT5350_TX_DONE_INT0 BIT(0)
-
-#define RT5350_RX_DONE_INT (RT5350_RX_DONE_INT0 | RT5350_RX_DONE_INT1)
-#define RT5350_TX_DONE_INT (RT5350_TX_DONE_INT0 | RT5350_TX_DONE_INT1 | \
- RT5350_TX_DONE_INT2 | RT5350_TX_DONE_INT3)
-
-/* registers */
-#define FE_FE_OFFSET 0x0000
-#define FE_GDMA_OFFSET 0x0020
-#define FE_PSE_OFFSET 0x0040
-#define FE_GDMA2_OFFSET 0x0060
-#define FE_CDMA_OFFSET 0x0080
-#define FE_DMA_VID0 0x00a8
-#define FE_PDMA_OFFSET 0x0100
-#define FE_PPE_OFFSET 0x0200
-#define FE_CMTABLE_OFFSET 0x0400
-#define FE_POLICYTABLE_OFFSET 0x1000
-
-#define RT5350_PDMA_OFFSET 0x0800
-#define RT5350_SDM_OFFSET 0x0c00
-
-#define FE_MDIO_ACCESS (FE_FE_OFFSET + 0x00)
-#define FE_MDIO_CFG (FE_FE_OFFSET + 0x04)
-#define FE_FE_GLO_CFG (FE_FE_OFFSET + 0x08)
-#define FE_FE_RST_GL (FE_FE_OFFSET + 0x0C)
-#define FE_FE_INT_STATUS (FE_FE_OFFSET + 0x10)
-#define FE_FE_INT_ENABLE (FE_FE_OFFSET + 0x14)
-#define FE_MDIO_CFG2 (FE_FE_OFFSET + 0x18)
-#define FE_FOC_TS_T (FE_FE_OFFSET + 0x1C)
-
-#define FE_GDMA1_FWD_CFG (FE_GDMA_OFFSET + 0x00)
-#define FE_GDMA1_SCH_CFG (FE_GDMA_OFFSET + 0x04)
-#define FE_GDMA1_SHPR_CFG (FE_GDMA_OFFSET + 0x08)
-#define FE_GDMA1_MAC_ADRL (FE_GDMA_OFFSET + 0x0C)
-#define FE_GDMA1_MAC_ADRH (FE_GDMA_OFFSET + 0x10)
-
-#define FE_GDMA2_FWD_CFG (FE_GDMA2_OFFSET + 0x00)
-#define FE_GDMA2_SCH_CFG (FE_GDMA2_OFFSET + 0x04)
-#define FE_GDMA2_SHPR_CFG (FE_GDMA2_OFFSET + 0x08)
-#define FE_GDMA2_MAC_ADRL (FE_GDMA2_OFFSET + 0x0C)
-#define FE_GDMA2_MAC_ADRH (FE_GDMA2_OFFSET + 0x10)
-
-#define FE_PSE_FQ_CFG (FE_PSE_OFFSET + 0x00)
-#define FE_CDMA_FC_CFG (FE_PSE_OFFSET + 0x04)
-#define FE_GDMA1_FC_CFG (FE_PSE_OFFSET + 0x08)
-#define FE_GDMA2_FC_CFG (FE_PSE_OFFSET + 0x0C)
-
-#define FE_CDMA_CSG_CFG (FE_CDMA_OFFSET + 0x00)
-#define FE_CDMA_SCH_CFG (FE_CDMA_OFFSET + 0x04)
-
-#ifdef CONFIG_SOC_MT7621
-#define MT7620A_GDMA_OFFSET 0x0500
-#else
-#define MT7620A_GDMA_OFFSET 0x0600
-#endif
-#define MT7620A_GDMA1_FWD_CFG (MT7620A_GDMA_OFFSET + 0x00)
-#define MT7620A_FE_GDMA1_SCH_CFG (MT7620A_GDMA_OFFSET + 0x04)
-#define MT7620A_FE_GDMA1_SHPR_CFG (MT7620A_GDMA_OFFSET + 0x08)
-#define MT7620A_FE_GDMA1_MAC_ADRL (MT7620A_GDMA_OFFSET + 0x0C)
-#define MT7620A_FE_GDMA1_MAC_ADRH (MT7620A_GDMA_OFFSET + 0x10)
-
-#define RT5350_TX_BASE_PTR0 (RT5350_PDMA_OFFSET + 0x00)
-#define RT5350_TX_MAX_CNT0 (RT5350_PDMA_OFFSET + 0x04)
-#define RT5350_TX_CTX_IDX0 (RT5350_PDMA_OFFSET + 0x08)
-#define RT5350_TX_DTX_IDX0 (RT5350_PDMA_OFFSET + 0x0C)
-#define RT5350_TX_BASE_PTR1 (RT5350_PDMA_OFFSET + 0x10)
-#define RT5350_TX_MAX_CNT1 (RT5350_PDMA_OFFSET + 0x14)
-#define RT5350_TX_CTX_IDX1 (RT5350_PDMA_OFFSET + 0x18)
-#define RT5350_TX_DTX_IDX1 (RT5350_PDMA_OFFSET + 0x1C)
-#define RT5350_TX_BASE_PTR2 (RT5350_PDMA_OFFSET + 0x20)
-#define RT5350_TX_MAX_CNT2 (RT5350_PDMA_OFFSET + 0x24)
-#define RT5350_TX_CTX_IDX2 (RT5350_PDMA_OFFSET + 0x28)
-#define RT5350_TX_DTX_IDX2 (RT5350_PDMA_OFFSET + 0x2C)
-#define RT5350_TX_BASE_PTR3 (RT5350_PDMA_OFFSET + 0x30)
-#define RT5350_TX_MAX_CNT3 (RT5350_PDMA_OFFSET + 0x34)
-#define RT5350_TX_CTX_IDX3 (RT5350_PDMA_OFFSET + 0x38)
-#define RT5350_TX_DTX_IDX3 (RT5350_PDMA_OFFSET + 0x3C)
-#define RT5350_RX_BASE_PTR0 (RT5350_PDMA_OFFSET + 0x100)
-#define RT5350_RX_MAX_CNT0 (RT5350_PDMA_OFFSET + 0x104)
-#define RT5350_RX_CALC_IDX0 (RT5350_PDMA_OFFSET + 0x108)
-#define RT5350_RX_DRX_IDX0 (RT5350_PDMA_OFFSET + 0x10C)
-#define RT5350_RX_BASE_PTR1 (RT5350_PDMA_OFFSET + 0x110)
-#define RT5350_RX_MAX_CNT1 (RT5350_PDMA_OFFSET + 0x114)
-#define RT5350_RX_CALC_IDX1 (RT5350_PDMA_OFFSET + 0x118)
-#define RT5350_RX_DRX_IDX1 (RT5350_PDMA_OFFSET + 0x11C)
-#define RT5350_PDMA_GLO_CFG (RT5350_PDMA_OFFSET + 0x204)
-#define RT5350_PDMA_RST_CFG (RT5350_PDMA_OFFSET + 0x208)
-#define RT5350_DLY_INT_CFG (RT5350_PDMA_OFFSET + 0x20c)
-#define RT5350_FE_INT_STATUS (RT5350_PDMA_OFFSET + 0x220)
-#define RT5350_FE_INT_ENABLE (RT5350_PDMA_OFFSET + 0x228)
-#define RT5350_PDMA_SCH_CFG (RT5350_PDMA_OFFSET + 0x280)
-
-#define FE_PDMA_GLO_CFG (FE_PDMA_OFFSET + 0x00)
-#define FE_PDMA_RST_CFG (FE_PDMA_OFFSET + 0x04)
-#define FE_PDMA_SCH_CFG (FE_PDMA_OFFSET + 0x08)
-#define FE_DLY_INT_CFG (FE_PDMA_OFFSET + 0x0C)
-#define FE_TX_BASE_PTR0 (FE_PDMA_OFFSET + 0x10)
-#define FE_TX_MAX_CNT0 (FE_PDMA_OFFSET + 0x14)
-#define FE_TX_CTX_IDX0 (FE_PDMA_OFFSET + 0x18)
-#define FE_TX_DTX_IDX0 (FE_PDMA_OFFSET + 0x1C)
-#define FE_TX_BASE_PTR1 (FE_PDMA_OFFSET + 0x20)
-#define FE_TX_MAX_CNT1 (FE_PDMA_OFFSET + 0x24)
-#define FE_TX_CTX_IDX1 (FE_PDMA_OFFSET + 0x28)
-#define FE_TX_DTX_IDX1 (FE_PDMA_OFFSET + 0x2C)
-#define FE_RX_BASE_PTR0 (FE_PDMA_OFFSET + 0x30)
-#define FE_RX_MAX_CNT0 (FE_PDMA_OFFSET + 0x34)
-#define FE_RX_CALC_IDX0 (FE_PDMA_OFFSET + 0x38)
-#define FE_RX_DRX_IDX0 (FE_PDMA_OFFSET + 0x3C)
-#define FE_TX_BASE_PTR2 (FE_PDMA_OFFSET + 0x40)
-#define FE_TX_MAX_CNT2 (FE_PDMA_OFFSET + 0x44)
-#define FE_TX_CTX_IDX2 (FE_PDMA_OFFSET + 0x48)
-#define FE_TX_DTX_IDX2 (FE_PDMA_OFFSET + 0x4C)
-#define FE_TX_BASE_PTR3 (FE_PDMA_OFFSET + 0x50)
-#define FE_TX_MAX_CNT3 (FE_PDMA_OFFSET + 0x54)
-#define FE_TX_CTX_IDX3 (FE_PDMA_OFFSET + 0x58)
-#define FE_TX_DTX_IDX3 (FE_PDMA_OFFSET + 0x5C)
-#define FE_RX_BASE_PTR1 (FE_PDMA_OFFSET + 0x60)
-#define FE_RX_MAX_CNT1 (FE_PDMA_OFFSET + 0x64)
-#define FE_RX_CALC_IDX1 (FE_PDMA_OFFSET + 0x68)
-#define FE_RX_DRX_IDX1 (FE_PDMA_OFFSET + 0x6C)
-
-#define RT5350_SDM_CFG (RT5350_SDM_OFFSET + 0x00) //Switch DMA configuration
-#define RT5350_SDM_RRING (RT5350_SDM_OFFSET + 0x04) //Switch DMA Rx Ring
-#define RT5350_SDM_TRING (RT5350_SDM_OFFSET + 0x08) //Switch DMA Tx Ring
-#define RT5350_SDM_MAC_ADRL (RT5350_SDM_OFFSET + 0x0C) //Switch MAC address LSB
-#define RT5350_SDM_MAC_ADRH (RT5350_SDM_OFFSET + 0x10) //Switch MAC Address MSB
-#define RT5350_SDM_TPCNT (RT5350_SDM_OFFSET + 0x100) //Switch DMA Tx packet count
-#define RT5350_SDM_TBCNT (RT5350_SDM_OFFSET + 0x104) //Switch DMA Tx byte count
-#define RT5350_SDM_RPCNT (RT5350_SDM_OFFSET + 0x108) //Switch DMA rx packet count
-#define RT5350_SDM_RBCNT (RT5350_SDM_OFFSET + 0x10C) //Switch DMA rx byte count
-#define RT5350_SDM_CS_ERR (RT5350_SDM_OFFSET + 0x110) //Switch DMA rx checksum error count
-
-#define RT5350_SDM_ICS_EN BIT(16)
-#define RT5350_SDM_TCS_EN BIT(17)
-#define RT5350_SDM_UCS_EN BIT(18)
-
-
-/* MDIO_CFG register bits */
-#define FE_MDIO_CFG_AUTO_POLL_EN BIT(29)
-#define FE_MDIO_CFG_GP1_BP_EN BIT(16)
-#define FE_MDIO_CFG_GP1_FRC_EN BIT(15)
-#define FE_MDIO_CFG_GP1_SPEED_10 (0 << 13)
-#define FE_MDIO_CFG_GP1_SPEED_100 (1 << 13)
-#define FE_MDIO_CFG_GP1_SPEED_1000 (2 << 13)
-#define FE_MDIO_CFG_GP1_DUPLEX BIT(12)
-#define FE_MDIO_CFG_GP1_FC_TX BIT(11)
-#define FE_MDIO_CFG_GP1_FC_RX BIT(10)
-#define FE_MDIO_CFG_GP1_LNK_DWN BIT(9)
-#define FE_MDIO_CFG_GP1_AN_FAIL BIT(8)
-#define FE_MDIO_CFG_MDC_CLK_DIV_1 (0 << 6)
-#define FE_MDIO_CFG_MDC_CLK_DIV_2 (1 << 6)
-#define FE_MDIO_CFG_MDC_CLK_DIV_4 (2 << 6)
-#define FE_MDIO_CFG_MDC_CLK_DIV_8 (3 << 6)
-#define FE_MDIO_CFG_TURBO_MII_FREQ BIT(5)
-#define FE_MDIO_CFG_TURBO_MII_MODE BIT(4)
-#define FE_MDIO_CFG_RX_CLK_SKEW_0 (0 << 2)
-#define FE_MDIO_CFG_RX_CLK_SKEW_200 (1 << 2)
-#define FE_MDIO_CFG_RX_CLK_SKEW_400 (2 << 2)
-#define FE_MDIO_CFG_RX_CLK_SKEW_INV (3 << 2)
-#define FE_MDIO_CFG_TX_CLK_SKEW_0 0
-#define FE_MDIO_CFG_TX_CLK_SKEW_200 1
-#define FE_MDIO_CFG_TX_CLK_SKEW_400 2
-#define FE_MDIO_CFG_TX_CLK_SKEW_INV 3
-
-/* uni-cast port */
-#define FE_GDM1_JMB_LEN_MASK 0xf
-#define FE_GDM1_JMB_LEN_SHIFT 28
-#define FE_GDM1_ICS_EN BIT(22)
-#define FE_GDM1_TCS_EN BIT(21)
-#define FE_GDM1_UCS_EN BIT(20)
-#define FE_GDM1_JMB_EN BIT(19)
-#define FE_GDM1_STRPCRC BIT(16)
-#define FE_GDM1_UFRC_P_CPU (0 << 12)
-#define FE_GDM1_UFRC_P_GDMA1 (1 << 12)
-#define FE_GDM1_UFRC_P_PPE (6 << 12)
-
-/* checksums */
-#define FE_ICS_GEN_EN BIT(2)
-#define FE_UCS_GEN_EN BIT(1)
-#define FE_TCS_GEN_EN BIT(0)
-
-/* dma ring */
-#define FE_PST_DRX_IDX0 BIT(16)
-#define FE_PST_DTX_IDX3 BIT(3)
-#define FE_PST_DTX_IDX2 BIT(2)
-#define FE_PST_DTX_IDX1 BIT(1)
-#define FE_PST_DTX_IDX0 BIT(0)
-
-#define FE_RX_2B_OFFSET BIT(31)
-#define FE_TX_WB_DDONE BIT(6)
-#define FE_RX_DMA_BUSY BIT(3)
-#define FE_TX_DMA_BUSY BIT(1)
-#define FE_RX_DMA_EN BIT(2)
-#define FE_TX_DMA_EN BIT(0)
-
-#define FE_PDMA_SIZE_4DWORDS (0 << 4)
-#define FE_PDMA_SIZE_8DWORDS (1 << 4)
-#define FE_PDMA_SIZE_16DWORDS (2 << 4)
-
-#define FE_US_CYC_CNT_MASK 0xff
-#define FE_US_CYC_CNT_SHIFT 0x8
-#define FE_US_CYC_CNT_DIVISOR 1000000
-
-/* rxd2 */
-#define RX_DMA_DONE BIT(31)
-#define RX_DMA_LSO BIT(30)
-#define RX_DMA_PLEN0(_x) (((_x) & 0x3fff) << 16)
-#define RX_DMA_GET_PLEN0(_x) (((_x) >> 16) & 0x3fff)
-#define RX_DMA_TAG BIT(15)
-/* rxd3 */
-#define RX_DMA_TPID(_x) (((_x) >> 16) & 0xffff)
-#define RX_DMA_VID(_x) ((_x) & 0xffff)
-/* rxd4 */
-#define RX_DMA_L4VALID BIT(30)
-
-struct fe_rx_dma {
- unsigned int rxd1;
- unsigned int rxd2;
- unsigned int rxd3;
- unsigned int rxd4;
-} __packed __aligned(4);
-
-#define TX_DMA_BUF_LEN 0x3fff
-#define TX_DMA_PLEN0_MASK (TX_DMA_BUF_LEN << 16)
-#define TX_DMA_PLEN0(_x) (((_x) & TX_DMA_BUF_LEN) << 16)
-#define TX_DMA_PLEN1(_x) ((_x) & TX_DMA_BUF_LEN)
-#define TX_DMA_GET_PLEN0(_x) (((_x) >> 16 ) & TX_DMA_BUF_LEN)
-#define TX_DMA_GET_PLEN1(_x) ((_x) & TX_DMA_BUF_LEN)
-#define TX_DMA_LS1 BIT(14)
-#define TX_DMA_LS0 BIT(30)
-#define TX_DMA_DONE BIT(31)
-
-#define TX_DMA_INS_VLAN_MT7621 BIT(16)
-#define TX_DMA_INS_VLAN BIT(7)
-#define TX_DMA_INS_PPPOE BIT(12)
-#define TX_DMA_QN(_x) ((_x) << 16)
-#define TX_DMA_PN(_x) ((_x) << 24)
-#define TX_DMA_QN_MASK TX_DMA_QN(0x7)
-#define TX_DMA_PN_MASK TX_DMA_PN(0x7)
-#define TX_DMA_UDF BIT(20)
-#define TX_DMA_CHKSUM (0x7 << 29)
-#define TX_DMA_TSO BIT(28)
-
-/* frame engine counters */
-#define FE_PPE_AC_BCNT0 (FE_CMTABLE_OFFSET + 0x00)
-#define FE_GDMA1_TX_GBCNT (FE_CMTABLE_OFFSET + 0x300)
-#define FE_GDMA2_TX_GBCNT (FE_GDMA1_TX_GBCNT + 0x40)
-
-/* phy device flags */
-#define FE_PHY_FLAG_PORT BIT(0)
-#define FE_PHY_FLAG_ATTACH BIT(1)
-
-struct fe_tx_dma {
- unsigned int txd1;
- unsigned int txd2;
- unsigned int txd3;
- unsigned int txd4;
-} __packed __aligned(4);
-
-struct fe_priv;
-
-struct fe_phy {
- struct phy_device *phy[8];
- struct device_node *phy_node[8];
- const __be32 *phy_fixed[8];
- int duplex[8];
- int speed[8];
- int tx_fc[8];
- int rx_fc[8];
- spinlock_t lock;
-
- int (*connect)(struct fe_priv *priv);
- void (*disconnect)(struct fe_priv *priv);
- void (*start)(struct fe_priv *priv);
- void (*stop)(struct fe_priv *priv);
-};
-
-struct fe_soc_data
-{
- const u16 *reg_table;
-
- void (*init_data)(struct fe_soc_data *data, struct net_device *netdev);
- void (*reset_fe)(void);
- void (*set_mac)(struct fe_priv *priv, unsigned char *mac);
- int (*fwd_config)(struct fe_priv *priv);
- void (*tx_dma)(struct fe_tx_dma *txd);
- int (*switch_init)(struct fe_priv *priv);
- int (*switch_config)(struct fe_priv *priv);
- void (*port_init)(struct fe_priv *priv, struct device_node *port);
- int (*has_carrier)(struct fe_priv *priv);
- int (*mdio_init)(struct fe_priv *priv);
- void (*mdio_cleanup)(struct fe_priv *priv);
- int (*mdio_write)(struct mii_bus *bus, int phy_addr, int phy_reg, u16 val);
- int (*mdio_read)(struct mii_bus *bus, int phy_addr, int phy_reg);
- void (*mdio_adjust_link)(struct fe_priv *priv, int port);
-
- void *swpriv;
- u32 pdma_glo_cfg;
- u32 rx_int;
- u32 tx_int;
- u32 status_int;
- u32 checksum_bit;
-};
-
-#define FE_FLAG_PADDING_64B BIT(0)
-#define FE_FLAG_PADDING_BUG BIT(1)
-#define FE_FLAG_JUMBO_FRAME BIT(2)
-#define FE_FLAG_RX_2B_OFFSET BIT(3)
-#define FE_FLAG_RX_SG_DMA BIT(4)
-#define FE_FLAG_RX_VLAN_CTAG BIT(5)
-#define FE_FLAG_NAPI_WEIGHT BIT(6)
-
-#define FE_STAT_REG_DECLARE \
- _FE(tx_bytes) \
- _FE(tx_packets) \
- _FE(tx_skip) \
- _FE(tx_collisions) \
- _FE(rx_bytes) \
- _FE(rx_packets) \
- _FE(rx_overflow) \
- _FE(rx_fcs_errors) \
- _FE(rx_short_errors) \
- _FE(rx_long_errors) \
- _FE(rx_checksum_errors) \
- _FE(rx_flow_control_packets)
-
-struct fe_hw_stats
-{
- spinlock_t stats_lock;
- struct u64_stats_sync syncp;
-#define _FE(x) u64 x;
-FE_STAT_REG_DECLARE
-#undef _FE
-};
-
-enum fe_tx_flags {
- FE_TX_FLAGS_SINGLE0 = 0x01,
- FE_TX_FLAGS_PAGE0 = 0x02,
- FE_TX_FLAGS_PAGE1 = 0x04,
-};
-
-struct fe_tx_buf
-{
- struct sk_buff *skb;
- u32 flags;
- DEFINE_DMA_UNMAP_ADDR(dma_addr0);
- DEFINE_DMA_UNMAP_LEN(dma_len0);
- DEFINE_DMA_UNMAP_ADDR(dma_addr1);
- DEFINE_DMA_UNMAP_LEN(dma_len1);
-};
-
-struct fe_tx_ring
-{
- struct fe_tx_dma *tx_dma;
- struct fe_tx_buf *tx_buf;
- dma_addr_t tx_phys;
- u16 tx_ring_size;
- u16 tx_free_idx;
- u16 tx_next_idx;
- u16 tx_thresh;
-};
-
-struct fe_rx_ring
-{
- struct fe_rx_dma *rx_dma;
- u8 **rx_data;
- dma_addr_t rx_phys;
- u16 rx_ring_size;
- u16 frag_size;
- u16 rx_buf_size;
- u16 rx_calc_idx;
-};
-
-struct fe_priv
-{
- spinlock_t page_lock;
-
- struct fe_soc_data *soc;
- struct net_device *netdev;
- u32 msg_enable;
- u32 flags;
-
- struct device *device;
- unsigned long sysclk;
-
- struct fe_rx_ring rx_ring;
- struct napi_struct rx_napi;
-
- struct fe_tx_ring tx_ring;
-
- struct fe_phy *phy;
- struct mii_bus *mii_bus;
- struct phy_device *phy_dev;
- u32 phy_flags;
-
- int link[8];
-
- struct fe_hw_stats *hw_stats;
- unsigned long vlan_map;
- struct work_struct pending_work;
- DECLARE_BITMAP(pending_flags, FE_FLAG_MAX);
-};
-
-extern const struct of_device_id of_fe_match[];
-
-void fe_w32(u32 val, unsigned reg);
-u32 fe_r32(unsigned reg);
-
-int fe_set_clock_cycle(struct fe_priv *priv);
-void fe_csum_config(struct fe_priv *priv);
-void fe_stats_update(struct fe_priv *priv);
-void fe_fwd_config(struct fe_priv *priv);
-void fe_reg_w32(u32 val, enum fe_reg reg);
-u32 fe_reg_r32(enum fe_reg reg);
-
-void fe_reset(u32 reset_bits);
-
-static inline void *priv_netdev(struct fe_priv *priv)
-{
- return (char *)priv - ALIGN(sizeof(struct net_device), NETDEV_ALIGN);
-}
-
-#endif /* FE_ETH_H */
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- * Copyright (C) 2009-2013 John Crispin <blogic@openwrt.org>
- */
-
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/if_vlan.h>
-
-#include <asm/mach-ralink/ralink_regs.h>
-
-#include <mt7620.h>
-#include "ralink_soc_eth.h"
-#include "gsw_mt7620a.h"
-
-#define MT7620A_CDMA_CSG_CFG 0x400
-#define MT7620_DMA_VID (MT7620A_CDMA_CSG_CFG | 0x30)
-#define MT7621_CDMP_IG_CTRL (MT7620A_CDMA_CSG_CFG + 0x00)
-#define MT7621_CDMP_EG_CTRL (MT7620A_CDMA_CSG_CFG + 0x04)
-#define MT7620A_RESET_FE BIT(21)
-#define MT7621_RESET_FE BIT(6)
-#define MT7620A_RESET_ESW BIT(23)
-#define MT7620_L4_VALID BIT(23)
-#define MT7621_L4_VALID BIT(24)
-
-#define MT7620_TX_DMA_UDF BIT(15)
-#define MT7621_TX_DMA_UDF BIT(19)
-#define TX_DMA_FP_BMAP ((0xff) << 19)
-
-#define CDMA_ICS_EN BIT(2)
-#define CDMA_UCS_EN BIT(1)
-#define CDMA_TCS_EN BIT(0)
-
-#define GDMA_ICS_EN BIT(22)
-#define GDMA_TCS_EN BIT(21)
-#define GDMA_UCS_EN BIT(20)
-
-/* frame engine counters */
-#define MT7620_REG_MIB_OFFSET 0x1000
-#define MT7620_PPE_AC_BCNT0 (MT7620_REG_MIB_OFFSET + 0x00)
-#define MT7620_GDM1_TX_GBCNT (MT7620_REG_MIB_OFFSET + 0x300)
-#define MT7620_GDM2_TX_GBCNT (MT7620_GDM1_TX_GBCNT + 0x40)
-
-#define MT7621_REG_MIB_OFFSET 0x2000
-#define MT7621_PPE_AC_BCNT0 (MT7621_REG_MIB_OFFSET + 0x00)
-#define MT7621_GDM1_TX_GBCNT (MT7621_REG_MIB_OFFSET + 0x400)
-#define MT7621_GDM2_TX_GBCNT (MT7621_GDM1_TX_GBCNT + 0x40)
-
-#define GSW_REG_GDMA1_MAC_ADRL 0x508
-#define GSW_REG_GDMA1_MAC_ADRH 0x50C
-
-#define MT7621_FE_RST_GL (FE_FE_OFFSET + 0x04)
-#define MT7620_FE_INT_STATUS2 (FE_FE_OFFSET + 0x08)
-
-/*
- * FE_INT_STATUS reg on mt7620 define CNT_GDM1_AF at BIT(29)
- * but after test it should be BIT(13).
- */
-#define MT7620_FE_GDM1_AF BIT(13)
-#define MT7621_FE_GDM1_AF BIT(28)
-#define MT7621_FE_GDM2_AF BIT(29)
-
-static const u16 mt7620_reg_table[FE_REG_COUNT] = {
- [FE_REG_PDMA_GLO_CFG] = RT5350_PDMA_GLO_CFG,
- [FE_REG_PDMA_RST_CFG] = RT5350_PDMA_RST_CFG,
- [FE_REG_DLY_INT_CFG] = RT5350_DLY_INT_CFG,
- [FE_REG_TX_BASE_PTR0] = RT5350_TX_BASE_PTR0,
- [FE_REG_TX_MAX_CNT0] = RT5350_TX_MAX_CNT0,
- [FE_REG_TX_CTX_IDX0] = RT5350_TX_CTX_IDX0,
- [FE_REG_TX_DTX_IDX0] = RT5350_TX_DTX_IDX0,
- [FE_REG_RX_BASE_PTR0] = RT5350_RX_BASE_PTR0,
- [FE_REG_RX_MAX_CNT0] = RT5350_RX_MAX_CNT0,
- [FE_REG_RX_CALC_IDX0] = RT5350_RX_CALC_IDX0,
- [FE_REG_RX_DRX_IDX0] = RT5350_RX_DRX_IDX0,
- [FE_REG_FE_INT_ENABLE] = RT5350_FE_INT_ENABLE,
- [FE_REG_FE_INT_STATUS] = RT5350_FE_INT_STATUS,
- [FE_REG_FE_DMA_VID_BASE] = MT7620_DMA_VID,
- [FE_REG_FE_COUNTER_BASE] = MT7620_GDM1_TX_GBCNT,
- [FE_REG_FE_RST_GL] = MT7621_FE_RST_GL,
- [FE_REG_FE_INT_STATUS2] = MT7620_FE_INT_STATUS2,
-};
-
-static const u16 mt7621_reg_table[FE_REG_COUNT] = {
- [FE_REG_PDMA_GLO_CFG] = RT5350_PDMA_GLO_CFG,
- [FE_REG_PDMA_RST_CFG] = RT5350_PDMA_RST_CFG,
- [FE_REG_DLY_INT_CFG] = RT5350_DLY_INT_CFG,
- [FE_REG_TX_BASE_PTR0] = RT5350_TX_BASE_PTR0,
- [FE_REG_TX_MAX_CNT0] = RT5350_TX_MAX_CNT0,
- [FE_REG_TX_CTX_IDX0] = RT5350_TX_CTX_IDX0,
- [FE_REG_TX_DTX_IDX0] = RT5350_TX_DTX_IDX0,
- [FE_REG_RX_BASE_PTR0] = RT5350_RX_BASE_PTR0,
- [FE_REG_RX_MAX_CNT0] = RT5350_RX_MAX_CNT0,
- [FE_REG_RX_CALC_IDX0] = RT5350_RX_CALC_IDX0,
- [FE_REG_RX_DRX_IDX0] = RT5350_RX_DRX_IDX0,
- [FE_REG_FE_INT_ENABLE] = RT5350_FE_INT_ENABLE,
- [FE_REG_FE_INT_STATUS] = RT5350_FE_INT_STATUS,
- [FE_REG_FE_DMA_VID_BASE] = 0,
- [FE_REG_FE_COUNTER_BASE] = MT7621_GDM1_TX_GBCNT,
- [FE_REG_FE_RST_GL] = MT7621_FE_RST_GL,
- [FE_REG_FE_INT_STATUS2] = MT7620_FE_INT_STATUS2,
-};
-
-static void mt7620_fe_reset(void)
-{
- fe_reset(MT7620A_RESET_FE | MT7620A_RESET_ESW);
-}
-
-static void mt7621_fe_reset(void)
-{
- fe_reset(MT7621_RESET_FE);
-}
-
-static void mt7620_rxcsum_config(bool enable)
-{
- if (enable)
- fe_w32(fe_r32(MT7620A_GDMA1_FWD_CFG) | (GDMA_ICS_EN |
- GDMA_TCS_EN | GDMA_UCS_EN),
- MT7620A_GDMA1_FWD_CFG);
- else
- fe_w32(fe_r32(MT7620A_GDMA1_FWD_CFG) & ~(GDMA_ICS_EN |
- GDMA_TCS_EN | GDMA_UCS_EN),
- MT7620A_GDMA1_FWD_CFG);
-}
-
-static void mt7620_txcsum_config(bool enable)
-{
- if (enable)
- fe_w32(fe_r32(MT7620A_CDMA_CSG_CFG) | (CDMA_ICS_EN |
- CDMA_UCS_EN | CDMA_TCS_EN),
- MT7620A_CDMA_CSG_CFG);
- else
- fe_w32(fe_r32(MT7620A_CDMA_CSG_CFG) & ~(CDMA_ICS_EN |
- CDMA_UCS_EN | CDMA_TCS_EN),
- MT7620A_CDMA_CSG_CFG);
-}
-
-static void mt7621_rxvlan_config(bool enable)
-{
- if (enable)
- fe_w32(1, MT7621_CDMP_EG_CTRL);
- else
- fe_w32(0, MT7621_CDMP_EG_CTRL);
-}
-
-static int mt7620_fwd_config(struct fe_priv *priv)
-{
- struct net_device *dev = priv_netdev(priv);
-
- fe_w32(fe_r32(MT7620A_GDMA1_FWD_CFG) & ~7, MT7620A_GDMA1_FWD_CFG);
-
- mt7620_txcsum_config((dev->features & NETIF_F_IP_CSUM));
- mt7620_rxcsum_config((dev->features & NETIF_F_RXCSUM));
-
- return 0;
-}
-
-static int mt7621_fwd_config(struct fe_priv *priv)
-{
- struct net_device *dev = priv_netdev(priv);
-
- fe_w32(fe_r32(MT7620A_GDMA1_FWD_CFG) & ~0xffff, MT7620A_GDMA1_FWD_CFG);
-
- /* mt7621 don't have txcsum config */
- mt7620_rxcsum_config((dev->features & NETIF_F_RXCSUM));
- mt7621_rxvlan_config((dev->features & NETIF_F_HW_VLAN_CTAG_RX) &&
- (priv->flags & FE_FLAG_RX_VLAN_CTAG));
-
- return 0;
-}
-
-static void mt7620_tx_dma(struct fe_tx_dma *txd)
-{
-}
-
-static void mt7621_tx_dma(struct fe_tx_dma *txd)
-{
- txd->txd4 = BIT(25);
-}
-
-static void mt7620_init_data(struct fe_soc_data *data,
- struct net_device *netdev)
-{
- struct fe_priv *priv = netdev_priv(netdev);
-
- priv->flags = FE_FLAG_PADDING_64B | FE_FLAG_RX_2B_OFFSET |
- FE_FLAG_RX_SG_DMA;
-
- netdev->hw_features = NETIF_F_IP_CSUM | NETIF_F_RXCSUM |
- NETIF_F_HW_VLAN_CTAG_TX;
- if (mt7620_get_eco() >= 5)
- netdev->hw_features |= NETIF_F_SG | NETIF_F_TSO | NETIF_F_TSO6 |
- NETIF_F_IPV6_CSUM;
-}
-
-static void mt7621_init_data(struct fe_soc_data *data,
- struct net_device *netdev)
-{
- struct fe_priv *priv = netdev_priv(netdev);
-
- priv->flags = FE_FLAG_PADDING_64B | FE_FLAG_RX_2B_OFFSET |
- FE_FLAG_RX_SG_DMA | FE_FLAG_NAPI_WEIGHT;
-
- netdev->hw_features = NETIF_F_IP_CSUM | NETIF_F_RXCSUM |
- NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_SG | NETIF_F_TSO |
- NETIF_F_TSO6 | NETIF_F_IPV6_CSUM;
-}
-
-static void mt7621_set_mac(struct fe_priv *priv, unsigned char *mac)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&priv->page_lock, flags);
- fe_w32((mac[0] << 8) | mac[1], GSW_REG_GDMA1_MAC_ADRH);
- fe_w32((mac[2] << 24) | (mac[3] << 16) | (mac[4] << 8) | mac[5],
- GSW_REG_GDMA1_MAC_ADRL);
- spin_unlock_irqrestore(&priv->page_lock, flags);
-}
-
-static struct fe_soc_data mt7620_data = {
- .init_data = mt7620_init_data,
- .reset_fe = mt7620_fe_reset,
- .set_mac = mt7620_set_mac,
- .fwd_config = mt7620_fwd_config,
- .tx_dma = mt7620_tx_dma,
- .switch_init = mt7620_gsw_probe,
- .switch_config = mt7620_gsw_config,
- .port_init = mt7620_port_init,
- .reg_table = mt7620_reg_table,
- .pdma_glo_cfg = FE_PDMA_SIZE_16DWORDS,
- .rx_int = RT5350_RX_DONE_INT,
- .tx_int = RT5350_TX_DONE_INT,
- .status_int = MT7620_FE_GDM1_AF,
- .checksum_bit = MT7620_L4_VALID,
- .has_carrier = mt7620a_has_carrier,
- .mdio_read = mt7620_mdio_read,
- .mdio_write = mt7620_mdio_write,
- .mdio_adjust_link = mt7620_mdio_link_adjust,
-};
-
-static struct fe_soc_data mt7621_data = {
- .init_data = mt7621_init_data,
- .reset_fe = mt7621_fe_reset,
- .set_mac = mt7621_set_mac,
- .fwd_config = mt7621_fwd_config,
- .tx_dma = mt7621_tx_dma,
- .switch_init = mt7620_gsw_probe,
- .switch_config = mt7621_gsw_config,
- .reg_table = mt7621_reg_table,
- .pdma_glo_cfg = FE_PDMA_SIZE_16DWORDS,
- .rx_int = RT5350_RX_DONE_INT,
- .tx_int = RT5350_TX_DONE_INT,
- .status_int = (MT7621_FE_GDM1_AF | MT7621_FE_GDM2_AF),
- .checksum_bit = MT7621_L4_VALID,
- .has_carrier = mt7620a_has_carrier,
- .mdio_read = mt7620_mdio_read,
- .mdio_write = mt7620_mdio_write,
- .mdio_adjust_link = mt7620_mdio_link_adjust,
-};
-
-const struct of_device_id of_fe_match[] = {
- { .compatible = "ralink,mt7620a-eth", .data = &mt7620_data },
- { .compatible = "ralink,mt7621-eth", .data = &mt7621_data },
- {},
-};
-
-MODULE_DEVICE_TABLE(of, of_fe_match);
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- * Copyright (C) 2009-2013 John Crispin <blogic@openwrt.org>
- */
-
-#include <linux/module.h>
-
-#include <asm/mach-ralink/ralink_regs.h>
-
-#include "ralink_soc_eth.h"
-#include "mdio_rt2880.h"
-
-#define RT2880_RESET_FE BIT(18)
-
-static void rt2880_init_data(struct fe_soc_data *data,
- struct net_device *netdev)
-{
- struct fe_priv *priv = netdev_priv(netdev);
-
- priv->flags = FE_FLAG_PADDING_64B | FE_FLAG_PADDING_BUG |
- FE_FLAG_JUMBO_FRAME;
- netdev->hw_features = NETIF_F_SG | NETIF_F_HW_VLAN_CTAG_TX;
- /* maybe have hardware bug. */
- //netdev->hw_features |= NETIF_F_IP_CSUM | NETIF_F_RXCSUM;
-}
-
-void rt2880_fe_reset(void)
-{
- fe_reset(RT2880_RESET_FE);
-}
-
-static int rt2880_fwd_config(struct fe_priv *priv)
-{
- int ret;
-
- ret = fe_set_clock_cycle(priv);
- if (ret)
- return ret;
-
- fe_fwd_config(priv);
- fe_w32(FE_PSE_FQFC_CFG_INIT, FE_PSE_FQ_CFG);
- fe_csum_config(priv);
-
- return ret;
-}
-
-struct fe_soc_data rt2880_data = {
- .init_data = rt2880_init_data,
- .reset_fe = rt2880_fe_reset,
- .fwd_config = rt2880_fwd_config,
- .pdma_glo_cfg = FE_PDMA_SIZE_8DWORDS,
- .checksum_bit = RX_DMA_L4VALID,
- .rx_int = FE_RX_DONE_INT,
- .tx_int = FE_TX_DONE_INT,
- .status_int = FE_CNT_GDM_AF,
- .mdio_read = rt2880_mdio_read,
- .mdio_write = rt2880_mdio_write,
- .mdio_adjust_link = rt2880_mdio_link_adjust,
- .port_init = rt2880_port_init,
-};
-
-const struct of_device_id of_fe_match[] = {
- { .compatible = "ralink,rt2880-eth", .data = &rt2880_data },
- {},
-};
-
-MODULE_DEVICE_TABLE(of, of_fe_match);
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- * Copyright (C) 2009-2013 John Crispin <blogic@openwrt.org>
- */
-
-#include <linux/module.h>
-
-#include <asm/mach-ralink/ralink_regs.h>
-
-#include "ralink_soc_eth.h"
-#include "mdio_rt2880.h"
-
-#define RT305X_RESET_FE BIT(21)
-#define RT305X_RESET_ESW BIT(23)
-
-static const u16 rt5350_reg_table[FE_REG_COUNT] = {
- [FE_REG_PDMA_GLO_CFG] = RT5350_PDMA_GLO_CFG,
- [FE_REG_PDMA_RST_CFG] = RT5350_PDMA_RST_CFG,
- [FE_REG_DLY_INT_CFG] = RT5350_DLY_INT_CFG,
- [FE_REG_TX_BASE_PTR0] = RT5350_TX_BASE_PTR0,
- [FE_REG_TX_MAX_CNT0] = RT5350_TX_MAX_CNT0,
- [FE_REG_TX_CTX_IDX0] = RT5350_TX_CTX_IDX0,
- [FE_REG_TX_DTX_IDX0] = RT5350_TX_DTX_IDX0,
- [FE_REG_RX_BASE_PTR0] = RT5350_RX_BASE_PTR0,
- [FE_REG_RX_MAX_CNT0] = RT5350_RX_MAX_CNT0,
- [FE_REG_RX_CALC_IDX0] = RT5350_RX_CALC_IDX0,
- [FE_REG_RX_DRX_IDX0] = RT5350_RX_DRX_IDX0,
- [FE_REG_FE_INT_ENABLE] = RT5350_FE_INT_ENABLE,
- [FE_REG_FE_INT_STATUS] = RT5350_FE_INT_STATUS,
- [FE_REG_FE_RST_GL] = 0,
- [FE_REG_FE_DMA_VID_BASE] = 0,
-};
-
-static void rt305x_init_data(struct fe_soc_data *data,
- struct net_device *netdev)
-{
- struct fe_priv *priv = netdev_priv(netdev);
-
- priv->flags = FE_FLAG_PADDING_64B | FE_FLAG_PADDING_BUG;
- netdev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM |
- NETIF_F_RXCSUM | NETIF_F_HW_VLAN_CTAG_TX;
-}
-
-static int rt3050_fwd_config(struct fe_priv *priv)
-{
- int ret;
-
- if (ralink_soc != RT305X_SOC_RT3052) {
- ret = fe_set_clock_cycle(priv);
- if (ret)
- return ret;
- }
-
- fe_fwd_config(priv);
- if (ralink_soc != RT305X_SOC_RT3352)
- fe_w32(FE_PSE_FQFC_CFG_INIT, FE_PSE_FQ_CFG);
- fe_csum_config(priv);
-
- return 0;
-}
-
-static void rt305x_fe_reset(void)
-{
- fe_reset(RT305X_RESET_FE);
-}
-
-static void rt5350_init_data(struct fe_soc_data *data,
- struct net_device *netdev)
-{
- netdev->hw_features = NETIF_F_SG | NETIF_F_RXCSUM;
-}
-
-static void rt5350_set_mac(struct fe_priv *priv, unsigned char *mac)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&priv->page_lock, flags);
- fe_w32((mac[0] << 8) | mac[1], RT5350_SDM_MAC_ADRH);
- fe_w32((mac[2] << 24) | (mac[3] << 16) | (mac[4] << 8) | mac[5],
- RT5350_SDM_MAC_ADRL);
- spin_unlock_irqrestore(&priv->page_lock, flags);
-}
-
-static void rt5350_rxcsum_config(bool enable)
-{
- if (enable)
- fe_w32(fe_r32(RT5350_SDM_CFG) | (RT5350_SDM_ICS_EN |
- RT5350_SDM_TCS_EN | RT5350_SDM_UCS_EN),
- RT5350_SDM_CFG);
- else
- fe_w32(fe_r32(RT5350_SDM_CFG) & ~(RT5350_SDM_ICS_EN |
- RT5350_SDM_TCS_EN | RT5350_SDM_UCS_EN),
- RT5350_SDM_CFG);
-}
-
-static int rt5350_fwd_config(struct fe_priv *priv)
-{
- struct net_device *dev = priv_netdev(priv);
-
- rt5350_rxcsum_config((dev->features & NETIF_F_RXCSUM));
-
- return 0;
-}
-
-static void rt5350_tx_dma(struct fe_tx_dma *txd)
-{
- txd->txd4 = 0;
-}
-
-static void rt5350_fe_reset(void)
-{
- fe_reset(RT305X_RESET_FE | RT305X_RESET_ESW);
-}
-
-static struct fe_soc_data rt3050_data = {
- .init_data = rt305x_init_data,
- .reset_fe = rt305x_fe_reset,
- .fwd_config = rt3050_fwd_config,
- .pdma_glo_cfg = FE_PDMA_SIZE_8DWORDS,
- .checksum_bit = RX_DMA_L4VALID,
- .rx_int = FE_RX_DONE_INT,
- .tx_int = FE_TX_DONE_INT,
- .status_int = FE_CNT_GDM_AF,
-};
-
-static struct fe_soc_data rt5350_data = {
- .init_data = rt5350_init_data,
- .reg_table = rt5350_reg_table,
- .reset_fe = rt5350_fe_reset,
- .set_mac = rt5350_set_mac,
- .fwd_config = rt5350_fwd_config,
- .tx_dma = rt5350_tx_dma,
- .pdma_glo_cfg = FE_PDMA_SIZE_8DWORDS,
- .checksum_bit = RX_DMA_L4VALID,
- .rx_int = RT5350_RX_DONE_INT,
- .tx_int = RT5350_TX_DONE_INT,
-};
-
-const struct of_device_id of_fe_match[] = {
- { .compatible = "ralink,rt3050-eth", .data = &rt3050_data },
- { .compatible = "ralink,rt5350-eth", .data = &rt5350_data },
- {},
-};
-
-MODULE_DEVICE_TABLE(of, of_fe_match);
+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- * Copyright (C) 2009-2013 John Crispin <blogic@openwrt.org>
- */
-
-#include <linux/module.h>
-
-#include <asm/mach-ralink/ralink_regs.h>
-
-#include "ralink_soc_eth.h"
-#include "mdio_rt2880.h"
-
-#define RT3883_RSTCTRL_FE BIT(21)
-
-static void rt3883_fe_reset(void)
-{
- fe_reset(RT3883_RSTCTRL_FE);
-}
-
-static int rt3883_fwd_config(struct fe_priv *priv)
-{
- int ret;
-
- ret = fe_set_clock_cycle(priv);
- if (ret)
- return ret;
-
- fe_fwd_config(priv);
- fe_w32(FE_PSE_FQFC_CFG_256Q, FE_PSE_FQ_CFG);
- fe_csum_config(priv);
-
- return ret;
-}
-
-static void rt3883_init_data(struct fe_soc_data *data,
- struct net_device *netdev)
-{
- struct fe_priv *priv = netdev_priv(netdev);
-
- priv->flags = FE_FLAG_PADDING_64B | FE_FLAG_PADDING_BUG |
- FE_FLAG_JUMBO_FRAME;
- netdev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM |
- NETIF_F_RXCSUM | NETIF_F_HW_VLAN_CTAG_TX;
-}
-
-static struct fe_soc_data rt3883_data = {
- .init_data = rt3883_init_data,
- .reset_fe = rt3883_fe_reset,
- .fwd_config = rt3883_fwd_config,
- .pdma_glo_cfg = FE_PDMA_SIZE_8DWORDS,
- .rx_int = FE_RX_DONE_INT,
- .tx_int = FE_TX_DONE_INT,
- .status_int = FE_CNT_GDM_AF,
- .checksum_bit = RX_DMA_L4VALID,
- .mdio_read = rt2880_mdio_read,
- .mdio_write = rt2880_mdio_write,
- .mdio_adjust_link = rt2880_mdio_link_adjust,
- .port_init = rt2880_port_init,
-};
-
-const struct of_device_id of_fe_match[] = {
- { .compatible = "ralink,rt3883-eth", .data = &rt3883_data },
- {},
-};
-
-MODULE_DEVICE_TABLE(of, of_fe_match);
-
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