generic: rtl8366: cleanup MIB counter printing
[openwrt.git] / target / linux / generic-2.6 / files / drivers / net / phy / rtl8366rb.c
index dcc4d6c..eaff759 100644 (file)
@@ -16,7 +16,6 @@
 #include <linux/delay.h>
 #include <linux/skbuff.h>
 #include <linux/switch.h>
-#include <linux/phy.h>
 #include <linux/rtl8366rb.h>
 
 #include "rtl8366_smi.h"
@@ -26,7 +25,7 @@
 #endif
 
 #define RTL8366S_DRIVER_DESC   "Realtek RTL8366RB ethernet switch driver"
-#define RTL8366S_DRIVER_VER    "0.2.0"
+#define RTL8366S_DRIVER_VER    "0.2.2"
 
 #define RTL8366S_PHY_NO_MAX                 4
 #define RTL8366S_PHY_PAGE_MAX               7
 struct rtl8366rb {
        struct device           *parent;
        struct rtl8366_smi      smi;
-       struct mii_bus          *mii_bus;
-       int                     mii_irq[PHY_MAX_ADDR];
        struct switch_dev       dev;
        char                    buf[4096];
 #ifdef CONFIG_RTL8366S_PHY_DEBUG_FS
@@ -157,7 +154,7 @@ struct rtl8366rb {
 #endif
 };
 
-struct rtl8366rb_vlanconfig {
+struct rtl8366rb_vlan_mc {
        u16     reserved2:1;
        u16     priority:3;
        u16     vid:12;
@@ -169,7 +166,7 @@ struct rtl8366rb_vlanconfig {
        u16     fid:3;
 };
 
-struct rtl8366rb_vlan4kentry {
+struct rtl8366rb_vlan_4k {
        u16     reserved1:4;
        u16     vid:12;
        u16     untag:8;
@@ -178,7 +175,6 @@ struct rtl8366rb_vlan4kentry {
        u16     fid:3;
 };
 
-
 #ifdef CONFIG_RTL8366S_PHY_DEBUG_FS
 u16 gl_dbg_reg;
 #endif
@@ -190,49 +186,59 @@ struct mib_counter {
 };
 
 static struct mib_counter rtl8366rb_mib_counters[RTL8366S_MIB_COUNT] = {
-       {  0, 4, "IfInOctets                        " },
-       {  4, 4, "EtherStatsOctets                  " },
-       {  8, 2, "EtherStatsUnderSizePkts           " },
-       { 10, 2, "EtherFregament                    " },
-       { 12, 2, "EtherStatsPkts64Octets            " },
-       { 14, 2, "EtherStatsPkts65to127Octets       " },
-       { 16, 2, "EtherStatsPkts128to255Octets      " },
-       { 18, 2, "EtherStatsPkts256to511Octets      " },
-       { 20, 2, "EtherStatsPkts512to1023Octets     " },
-       { 22, 2, "EtherStatsPkts1024to1518Octets    " },
-       { 24, 2, "EtherOversizeStats                " },
-       { 26, 2, "EtherStatsJabbers                 " },
-       { 28, 2, "IfInUcastPkts                     " },
-       { 30, 2, "EtherStatsMulticastPkts           " },
-       { 32, 2, "EtherStatsBroadcastPkts           " },
-       { 34, 2, "EtherStatsDropEvents              " },
-       { 36, 2, "Dot3StatsFCSErrors                " },
-       { 38, 2, "Dot3StatsSymbolErrors             " },
-       { 40, 2, "Dot3InPauseFrames                 " },
-       { 42, 2, "Dot3ControlInUnknownOpcodes       " },
-       { 44, 2, "IfOutOctets                       " },
-       { 46, 2, "Dot3StatsSingleCollisionFrames    " },
-       { 48, 2, "Dot3StatMultipleCollisionFrames   " },
-       { 50, 2, "Dot3sDeferredTransmissions        " },
-       { 52, 2, "Dot3StatsLateCollisions           " },
-       { 54, 2, "EtherStatsCollisions              " },
-       { 56, 2, "Dot3StatsExcessiveCollisions      " },
-       { 58, 2, "Dot3OutPauseFrames                " },
-       { 60, 2, "Dot1dBasePortDelayExceededDiscards" },
-       { 62, 2, "Dot1dTpPortInDiscards             " },
-       { 64, 2, "IfOutUcastPkts                    " },
-       { 66, 2, "IfOutMulticastPkts                " },
-       { 68, 2, "IfOutBroadcastPkts                " },
+       {  0, 4, "IfInOctets"                           },
+       {  4, 4, "EtherStatsOctets"                     },
+       {  8, 2, "EtherStatsUnderSizePkts"              },
+       { 10, 2, "EtherFragments"                       },
+       { 12, 2, "EtherStatsPkts64Octets"               },
+       { 14, 2, "EtherStatsPkts65to127Octets"          },
+       { 16, 2, "EtherStatsPkts128to255Octets"         },
+       { 18, 2, "EtherStatsPkts256to511Octets"         },
+       { 20, 2, "EtherStatsPkts512to1023Octets"        },
+       { 22, 2, "EtherStatsPkts1024to1518Octets"       },
+       { 24, 2, "EtherOversizeStats"                   },
+       { 26, 2, "EtherStatsJabbers"                    },
+       { 28, 2, "IfInUcastPkts"                        },
+       { 30, 2, "EtherStatsMulticastPkts"              },
+       { 32, 2, "EtherStatsBroadcastPkts"              },
+       { 34, 2, "EtherStatsDropEvents"                 },
+       { 36, 2, "Dot3StatsFCSErrors"                   },
+       { 38, 2, "Dot3StatsSymbolErrors"                },
+       { 40, 2, "Dot3InPauseFrames"                    },
+       { 42, 2, "Dot3ControlInUnknownOpcodes"          },
+       { 44, 4, "IfOutOctets"                          },
+       { 48, 2, "Dot3StatsSingleCollisionFrames"       },
+       { 50, 2, "Dot3StatMultipleCollisionFrames"      },
+       { 52, 2, "Dot3sDeferredTransmissions"           },
+       { 54, 2, "Dot3StatsLateCollisions"              },
+       { 56, 2, "EtherStatsCollisions"                 },
+       { 58, 2, "Dot3StatsExcessiveCollisions"         },
+       { 60, 2, "Dot3OutPauseFrames"                   },
+       { 62, 2, "Dot1dBasePortDelayExceededDiscards"   },
+       { 64, 2, "Dot1dTpPortInDiscards"                },
+       { 66, 2, "IfOutUcastPkts"                       },
+       { 68, 2, "IfOutMulticastPkts"                   },
+       { 70, 2, "IfOutBroadcastPkts"                   },
 };
 
+static inline struct rtl8366rb *smi_to_rtl8366rb(struct rtl8366_smi *smi)
+{
+       return container_of(smi, struct rtl8366rb, smi);
+}
+
 static inline struct rtl8366rb *sw_to_rtl8366rb(struct switch_dev *sw)
 {
        return container_of(sw, struct rtl8366rb, dev);
 }
 
-static int rtl8366rb_reset_chip(struct rtl8366rb *rtl)
+static inline struct rtl8366_smi *sw_to_rtl8366_smi(struct switch_dev *sw)
+{
+       struct rtl8366rb *rtl = sw_to_rtl8366rb(sw);
+       return &rtl->smi;
+}
+
+static int rtl8366rb_reset_chip(struct rtl8366_smi *smi)
 {
-       struct rtl8366_smi *smi = &rtl->smi;
        int timeout = 10;
        u32 data;
 
@@ -255,10 +261,9 @@ static int rtl8366rb_reset_chip(struct rtl8366rb *rtl)
        return 0;
 }
 
-static int rtl8366rb_read_phy_reg(struct rtl8366rb *rtl,
+static int rtl8366rb_read_phy_reg(struct rtl8366_smi *smi,
                                 u32 phy_no, u32 page, u32 addr, u32 *data)
 {
-       struct rtl8366_smi *smi = &rtl->smi;
        u32 reg;
        int ret;
 
@@ -291,10 +296,9 @@ static int rtl8366rb_read_phy_reg(struct rtl8366rb *rtl,
        return 0;
 }
 
-static int rtl8366rb_write_phy_reg(struct rtl8366rb *rtl,
+static int rtl8366rb_write_phy_reg(struct rtl8366_smi *smi,
                                  u32 phy_no, u32 page, u32 addr, u32 data)
 {
-       struct rtl8366_smi *smi = &rtl->smi;
        u32 reg;
        int ret;
 
@@ -323,10 +327,9 @@ static int rtl8366rb_write_phy_reg(struct rtl8366rb *rtl,
        return 0;
 }
 
-static int rtl8366_get_mib_counter(struct rtl8366rb *rtl, int counter,
+static int rtl8366_get_mib_counter(struct rtl8366_smi *smi, int counter,
                                   int port, unsigned long long *val)
 {
-       struct rtl8366_smi *smi = &rtl->smi;
        int i;
        int err;
        u32 addr, data;
@@ -372,21 +375,21 @@ static int rtl8366_get_mib_counter(struct rtl8366rb *rtl, int counter,
        return 0;
 }
 
-static int rtl8366rb_get_vlan_4k_entry(struct rtl8366rb *rtl, u32 vid,
-                                     struct rtl8366rb_vlan4kentry *vlan4k)
+static int rtl8366rb_get_vlan_4k(struct rtl8366_smi *smi, u32 vid,
+                                struct rtl8366_vlan_4k *vlan4k)
 {
-       struct rtl8366_smi *smi = &rtl->smi;
+       struct rtl8366rb_vlan_4k vlan4k_priv;
        int err;
        u32 data;
        u16 *tableaddr;
 
-       memset(vlan4k, '\0', sizeof(struct rtl8366rb_vlan4kentry));
-       vlan4k->vid = vid;
+       memset(vlan4k, '\0', sizeof(struct rtl8366_vlan_4k));
+       vlan4k_priv.vid = vid;
 
        if (vid >= RTL8366_NUM_VIDS)
                return -EINVAL;
 
-       tableaddr = (u16 *)vlan4k;
+       tableaddr = (u16 *)&vlan4k_priv;
 
        /* write VID */
        data = *tableaddr;
@@ -420,15 +423,19 @@ static int rtl8366rb_get_vlan_4k_entry(struct rtl8366rb *rtl, u32 vid,
        if (err)
                return err;
        *tableaddr = data;
+
        vlan4k->vid = vid;
+       vlan4k->untag = vlan4k_priv.untag;
+       vlan4k->member = vlan4k_priv.member;
+       vlan4k->fid = vlan4k_priv.fid;
 
        return 0;
 }
 
-static int rtl8366rb_set_vlan_4k_entry(struct rtl8366rb *rtl,
-                                     const struct rtl8366rb_vlan4kentry *vlan4k)
+static int rtl8366rb_set_vlan_4k(struct rtl8366_smi *smi,
+                                const struct rtl8366_vlan_4k *vlan4k)
 {
-       struct rtl8366_smi *smi = &rtl->smi;
+       struct rtl8366rb_vlan_4k vlan4k_priv;
        int err;
        u32 data;
        u16 *tableaddr;
@@ -439,7 +446,12 @@ static int rtl8366rb_set_vlan_4k_entry(struct rtl8366rb *rtl,
            vlan4k->fid > RTL8366S_FIDMAX)
                return -EINVAL;
 
-       tableaddr = (u16 *)vlan4k;
+       vlan4k_priv.vid = vlan4k->vid;
+       vlan4k_priv.untag = vlan4k->untag;
+       vlan4k_priv.member = vlan4k->member;
+       vlan4k_priv.fid = vlan4k->fid;
+
+       tableaddr = (u16 *)&vlan4k_priv;
 
        data = *tableaddr;
 
@@ -472,21 +484,21 @@ static int rtl8366rb_set_vlan_4k_entry(struct rtl8366rb *rtl,
        return err;
 }
 
-static int rtl8366rb_get_vlan_member_config(struct rtl8366rb *rtl, u32 index,
-                                          struct rtl8366rb_vlanconfig *vlanmc)
+static int rtl8366rb_get_vlan_mc(struct rtl8366_smi *smi, u32 index,
+                                struct rtl8366_vlan_mc *vlanmc)
 {
-       struct rtl8366_smi *smi = &rtl->smi;
+       struct rtl8366rb_vlan_mc vlanmc_priv;
        int err;
        u32 addr;
        u32 data;
        u16 *tableaddr;
 
-       memset(vlanmc, '\0', sizeof(struct rtl8366rb_vlanconfig));
+       memset(vlanmc, '\0', sizeof(struct rtl8366_vlan_mc));
 
        if (index >= RTL8366_NUM_VLANS)
                return -EINVAL;
 
-       tableaddr = (u16 *)vlanmc;
+       tableaddr = (u16 *)&vlanmc_priv;
 
        addr = RTL8366S_VLAN_MEMCONF_BASE + (index * 3);
        err = rtl8366_smi_read_reg(smi, addr, &data);
@@ -511,14 +523,19 @@ static int rtl8366rb_get_vlan_member_config(struct rtl8366rb *rtl, u32 index,
 
        *tableaddr = data;
 
+       vlanmc->vid = vlanmc_priv.vid;
+       vlanmc->priority = vlanmc_priv.priority;
+       vlanmc->untag = vlanmc_priv.untag;
+       vlanmc->member = vlanmc_priv.member;
+       vlanmc->fid = vlanmc_priv.fid;
+
        return 0;
 }
 
-static int rtl8366rb_set_vlan_member_config(struct rtl8366rb *rtl, u32 index,
-                                          const struct rtl8366rb_vlanconfig
-                                          *vlanmc)
+static int rtl8366rb_set_vlan_mc(struct rtl8366_smi *smi, u32 index,
+                                const struct rtl8366_vlan_mc *vlanmc)
 {
-       struct rtl8366_smi *smi = &rtl->smi;
+       struct rtl8366rb_vlan_mc vlanmc_priv;
        int err;
        u32 addr;
        u32 data;
@@ -532,9 +549,17 @@ static int rtl8366rb_set_vlan_member_config(struct rtl8366rb *rtl, u32 index,
            vlanmc->fid > RTL8366S_FIDMAX)
                return -EINVAL;
 
+       vlanmc_priv.vid = vlanmc->vid;
+       vlanmc_priv.priority = vlanmc->priority;
+       vlanmc_priv.untag = vlanmc->untag;
+       vlanmc_priv.member = vlanmc->member;
+       vlanmc_priv.stag_mbr = 0;
+       vlanmc_priv.stag_idx = 0;
+       vlanmc_priv.fid = vlanmc->fid;
+
        addr = RTL8366S_VLAN_MEMCONF_BASE + (index * 3);
 
-       tableaddr = (u16 *)vlanmc;
+       tableaddr = (u16 *)&vlanmc_priv;
        data = *tableaddr;
 
        err = rtl8366_smi_write_reg(smi, addr, data);
@@ -561,10 +586,9 @@ static int rtl8366rb_set_vlan_member_config(struct rtl8366rb *rtl, u32 index,
        return 0;
 }
 
-static int rtl8366rb_get_port_vlan_index(struct rtl8366rb *rtl, int port,
+static int rtl8366rb_get_port_vlan_index(struct rtl8366_smi *smi, int port,
                                       int *val)
 {
-       struct rtl8366_smi *smi = &rtl->smi;
        u32 data;
        int err;
 
@@ -583,18 +607,18 @@ static int rtl8366rb_get_port_vlan_index(struct rtl8366rb *rtl, int port,
 
 }
 
-static int rtl8366rb_get_vlan_port_pvid(struct rtl8366rb *rtl, int port,
+static int rtl8366rb_get_vlan_port_pvid(struct rtl8366_smi *smi, int port,
                                       int *val)
 {
-       struct rtl8366rb_vlanconfig vlanmc;
+       struct rtl8366_vlan_mc vlanmc;
        int err;
        int index;
 
-       err = rtl8366rb_get_port_vlan_index(rtl, port, &index);
+       err = rtl8366rb_get_port_vlan_index(smi, port, &index);
        if (err)
                return err;
 
-       err = rtl8366rb_get_vlan_member_config(rtl, index, &vlanmc);
+       err = rtl8366rb_get_vlan_mc(smi, index, &vlanmc);
        if (err)
                return err;
 
@@ -602,10 +626,9 @@ static int rtl8366rb_get_vlan_port_pvid(struct rtl8366rb *rtl, int port,
        return 0;
 }
 
-static int rtl8366rb_set_port_vlan_index(struct rtl8366rb *rtl, int port,
+static int rtl8366rb_set_port_vlan_index(struct rtl8366_smi *smi, int port,
                                        int index)
 {
-       struct rtl8366_smi *smi = &rtl->smi;
        u32 data;
        int err;
 
@@ -627,35 +650,36 @@ static int rtl8366rb_set_port_vlan_index(struct rtl8366rb *rtl, int port,
        return err;
 }
 
-static int rtl8366rb_set_vlan_port_pvid(struct rtl8366rb *rtl, int port, int val)
+static int rtl8366rb_set_vlan_port_pvid(struct rtl8366_smi *smi, int port,
+                                       int val)
 {
        int i;
-       struct rtl8366rb_vlanconfig vlanmc;
-       struct rtl8366rb_vlan4kentry vlan4k;
+       struct rtl8366_vlan_mc vlanmc;
+       struct rtl8366_vlan_4k vlan4k;
 
        if (port >= RTL8366_NUM_PORTS || val >= RTL8366_NUM_VIDS)
                return -EINVAL;
 
        /* Updating the 4K entry; lookup it and change the port member set */
-       rtl8366rb_get_vlan_4k_entry(rtl, val, &vlan4k);
+       rtl8366rb_get_vlan_4k(smi, val, &vlan4k);
        vlan4k.member |= ((1 << port) | RTL8366_PORT_CPU);
        vlan4k.untag = RTL8366_PORT_ALL_BUT_CPU;
-       rtl8366rb_set_vlan_4k_entry(rtl, &vlan4k);
+       rtl8366rb_set_vlan_4k(smi, &vlan4k);
 
        /*
         * For the 16 entries more work needs to be done. First see if such
         * VID is already there and change it
         */
        for (i = 0; i < RTL8366_NUM_VLANS; ++i) {
-               rtl8366rb_get_vlan_member_config(rtl, i, &vlanmc);
+               rtl8366rb_get_vlan_mc(smi, i, &vlanmc);
 
                /* Try to find an existing vid and update port member set */
                if (val == vlanmc.vid) {
                        vlanmc.member |= ((1 << port) | RTL8366_PORT_CPU);
-                       rtl8366rb_set_vlan_member_config(rtl, i, &vlanmc);
+                       rtl8366rb_set_vlan_mc(smi, i, &vlanmc);
 
                        /* Now update PVID register settings */
-                       rtl8366rb_set_port_vlan_index(rtl, port, i);
+                       rtl8366rb_set_port_vlan_index(smi, port, i);
 
                        return 0;
                }
@@ -666,7 +690,7 @@ static int rtl8366rb_set_vlan_port_pvid(struct rtl8366rb *rtl, int port, int val
         * has no member ports) with new one
         */
        for (i = 0; i < RTL8366_NUM_VLANS; ++i) {
-               rtl8366rb_get_vlan_member_config(rtl, i, &vlanmc);
+               rtl8366rb_get_vlan_mc(smi, i, &vlanmc);
 
                /*
                 * See if this vlan member configuration is unused. It is
@@ -679,25 +703,24 @@ static int rtl8366rb_set_vlan_port_pvid(struct rtl8366rb *rtl, int port, int val
                        vlanmc.member = ((1 << port) | RTL8366_PORT_CPU);
                        vlanmc.fid = 0;
 
-                       rtl8366rb_set_vlan_member_config(rtl, i, &vlanmc);
+                       rtl8366rb_set_vlan_mc(smi, i, &vlanmc);
 
                        /* Now update PVID register settings */
-                       rtl8366rb_set_port_vlan_index(rtl, port, i);
+                       rtl8366rb_set_port_vlan_index(smi, port, i);
 
                        return 0;
                }
        }
 
-       dev_err(rtl->parent,
+       dev_err(smi->parent,
                "All 16 vlan member configurations are in use\n");
 
        return -EINVAL;
 }
 
 
-static int rtl8366rb_vlan_set_vlan(struct rtl8366rb *rtl, int enable)
+static int rtl8366rb_vlan_set_vlan(struct rtl8366_smi *smi, int enable)
 {
-       struct rtl8366_smi *smi = &rtl->smi;
        u32 data = 0;
 
        rtl8366_smi_read_reg(smi, RTL8366_CHIP_GLOBAL_CTRL_REG, &data);
@@ -710,9 +733,8 @@ static int rtl8366rb_vlan_set_vlan(struct rtl8366rb *rtl, int enable)
        return rtl8366_smi_write_reg(smi, RTL8366_CHIP_GLOBAL_CTRL_REG, data);
 }
 
-static int rtl8366rb_vlan_set_4ktable(struct rtl8366rb *rtl, int enable)
+static int rtl8366rb_vlan_set_4ktable(struct rtl8366_smi *smi, int enable)
 {
-       struct rtl8366_smi *smi = &rtl->smi;
        u32 data = 0;
 
        rtl8366_smi_read_reg(smi, RTL8366_CHIP_GLOBAL_CTRL_REG, &data);
@@ -725,10 +747,10 @@ static int rtl8366rb_vlan_set_4ktable(struct rtl8366rb *rtl, int enable)
        return rtl8366_smi_write_reg(smi, RTL8366_CHIP_GLOBAL_CTRL_REG, data);
 }
 
-static int rtl8366rb_reset_vlan(struct rtl8366rb *rtl)
+static int rtl8366rb_reset_vlan(struct rtl8366_smi *smi)
 {
-       struct rtl8366rb_vlan4kentry vlan4k;
-       struct rtl8366rb_vlanconfig vlanmc;
+       struct rtl8366_vlan_4k vlan4k;
+       struct rtl8366_vlan_mc vlanmc;
        int err;
        int i;
 
@@ -739,7 +761,7 @@ static int rtl8366rb_reset_vlan(struct rtl8366rb *rtl)
        vlanmc.untag = 0;
        vlanmc.fid = 0;
        for (i = 0; i < RTL8366_NUM_VLANS; i++) {
-               err = rtl8366rb_set_vlan_member_config(rtl, i, &vlanmc);
+               err = rtl8366rb_set_vlan_mc(smi, i, &vlanmc);
                if (err)
                        return err;
        }
@@ -749,13 +771,13 @@ static int rtl8366rb_reset_vlan(struct rtl8366rb *rtl)
        vlan4k.member = RTL8366_PORT_ALL;
        vlan4k.untag = RTL8366_PORT_ALL;
        vlan4k.fid = 0;
-       err = rtl8366rb_set_vlan_4k_entry(rtl, &vlan4k);
+       err = rtl8366rb_set_vlan_4k(smi, &vlan4k);
        if (err)
                return err;
 
        /* Set all ports PVID to default VLAN */
        for (i = 0; i < RTL8366_NUM_PORTS; i++) {
-               err = rtl8366rb_set_vlan_port_pvid(rtl, i, 0);
+               err = rtl8366rb_set_vlan_port_pvid(smi, i, 0);
                if (err)
                        return err;
        }
@@ -775,46 +797,34 @@ static ssize_t rtl8366rb_read_debugfs_mibs(struct file *file,
                                          size_t count, loff_t *ppos)
 {
        struct rtl8366rb *rtl = (struct rtl8366rb *)file->private_data;
+       struct rtl8366_smi *smi = &rtl->smi;
        int i, j, len = 0;
        char *buf = rtl->buf;
 
-       len += snprintf(buf + len, sizeof(rtl->buf) - len, "MIB Counters:\n");
-       len += snprintf(buf + len, sizeof(rtl->buf) - len, "Counter"
-                       "                            "
-                       "Port 0 \t\t Port 1 \t\t Port 2 \t\t Port 3 \t\t "
-                       "Port 4\n");
-
-       for (i = 0; i < 33; ++i) {
-               len += snprintf(buf + len, sizeof(rtl->buf) - len, "%d:%s ",
-                               i, rtl8366rb_mib_counters[i].name);
+       len += snprintf(buf + len, sizeof(rtl->buf) - len,
+                       "%-36s %12s %12s %12s %12s %12s %12s\n",
+                       "Counter",
+                       "Port 0", "Port 1", "Port 2",
+                       "Port 3", "Port 4", "Port 5");
+
+       for (i = 0; i < ARRAY_SIZE(rtl8366rb_mib_counters); ++i) {
+               len += snprintf(buf + len, sizeof(rtl->buf) - len, "%-36s ",
+                               rtl8366rb_mib_counters[i].name);
                for (j = 0; j < RTL8366_NUM_PORTS; ++j) {
                        unsigned long long counter = 0;
 
-                       if (!rtl8366_get_mib_counter(rtl, i, j, &counter))
+                       if (!rtl8366_get_mib_counter(smi, i, j, &counter))
                                len += snprintf(buf + len,
                                                sizeof(rtl->buf) - len,
-                                               "[%llu]", counter);
+                                               "%12llu ", counter);
                        else
                                len += snprintf(buf + len,
                                                sizeof(rtl->buf) - len,
-                                               "[error]");
-
-                       if (j != RTL8366_NUM_PORTS - 1) {
-                               if (counter < 100000)
-                                       len += snprintf(buf + len,
-                                                       sizeof(rtl->buf) - len,
-                                                       "\t");
-
-                               len += snprintf(buf + len,
-                                               sizeof(rtl->buf) - len,
-                                               "\t");
-                       }
+                                               "%12s ", "error");
                }
                len += snprintf(buf + len, sizeof(rtl->buf) - len, "\n");
        }
 
-       len += snprintf(buf + len, sizeof(rtl->buf) - len, "\n");
-
        return simple_read_from_buffer(user_buf, count, ppos, buf, len);
 }
 
@@ -823,6 +833,7 @@ static ssize_t rtl8366rb_read_debugfs_vlan(struct file *file,
                                          size_t count, loff_t *ppos)
 {
        struct rtl8366rb *rtl = (struct rtl8366rb *)file->private_data;
+       struct rtl8366_smi *smi = &rtl->smi;
        int i, j, len = 0;
        char *buf = rtl->buf;
 
@@ -833,9 +844,9 @@ static ssize_t rtl8366rb_read_debugfs_vlan(struct file *file,
                        "\tports\n");
 
        for (i = 0; i < RTL8366_NUM_VLANS; ++i) {
-               struct rtl8366rb_vlanconfig vlanmc;
+               struct rtl8366_vlan_mc vlanmc;
 
-               rtl8366rb_get_vlan_member_config(rtl, i, &vlanmc);
+               rtl8366rb_get_vlan_mc(smi, i, &vlanmc);
 
                len += snprintf(buf + len, sizeof(rtl->buf) - len,
                                "\t[%d] \t %d \t %d \t 0x%04x \t 0x%04x \t %d "
@@ -844,7 +855,7 @@ static ssize_t rtl8366rb_read_debugfs_vlan(struct file *file,
 
                for (j = 0; j < RTL8366_NUM_PORTS; ++j) {
                        int index = 0;
-                       if (!rtl8366rb_get_port_vlan_index(rtl, j, &index)) {
+                       if (!rtl8366rb_get_port_vlan_index(smi, j, &index)) {
                                if (index == i)
                                        len += snprintf(buf + len,
                                                        sizeof(rtl->buf) - len,
@@ -954,30 +965,32 @@ static void rtl8366rb_debugfs_init(struct rtl8366rb *rtl)
 
        node = debugfs_create_x16("reg", S_IRUGO | S_IWUSR, root, &gl_dbg_reg);
        if (!node) {
-               dev_err(rtl->parent, "Creating debugfs file reg failed\n");
+               dev_err(rtl->parent, "Creating debugfs file '%s' failed\n",
+                       "reg");
                return;
        }
 
        node = debugfs_create_file("val", S_IRUGO | S_IWUSR, root, rtl,
                                   &fops_rtl8366rb_regs);
        if (!node) {
-               dev_err(rtl->parent, "Creating debugfs file val failed\n");
+               dev_err(rtl->parent, "Creating debugfs file '%s' failed\n",
+                       "val");
                return;
        }
 
        node = debugfs_create_file("vlan", S_IRUSR, root, rtl,
                                   &fops_rtl8366rb_vlan);
        if (!node) {
-               dev_err(rtl->parent,
-                       "Creating debugfs file vlan failed\n");
+               dev_err(rtl->parent, "Creating debugfs file '%s' failed\n",
+                       "vlan");
                return;
        }
 
        node = debugfs_create_file("mibs", S_IRUSR, root, rtl,
                                   &fops_rtl8366rb_mibs);
        if (!node) {
-               dev_err(rtl->parent,
-                       "Creating debugfs file mibs failed\n");
+               dev_err(rtl->parent, "Creating debugfs file '%s' failed\n",
+                       "mibs");
                return;
        }
 }
@@ -999,8 +1012,7 @@ static int rtl8366rb_sw_reset_mibs(struct switch_dev *dev,
                                  const struct switch_attr *attr,
                                  struct switch_val *val)
 {
-       struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
-       struct rtl8366_smi *smi = &rtl->smi;
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
        u32 data = 0;
 
        if (val->value.i == 1) {
@@ -1016,8 +1028,7 @@ static int rtl8366rb_sw_get_vlan_enable(struct switch_dev *dev,
                                       const struct switch_attr *attr,
                                       struct switch_val *val)
 {
-       struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
-       struct rtl8366_smi *smi = &rtl->smi;
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
        u32 data;
 
        if (attr->ofs == 1) {
@@ -1043,8 +1054,7 @@ static int rtl8366rb_sw_get_blinkrate(struct switch_dev *dev,
                                     const struct switch_attr *attr,
                                     struct switch_val *val)
 {
-       struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
-       struct rtl8366_smi *smi = &rtl->smi;
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
        u32 data;
 
        rtl8366_smi_read_reg(smi, RTL8366_LED_BLINKRATE_REG, &data);
@@ -1058,8 +1068,7 @@ static int rtl8366rb_sw_set_blinkrate(struct switch_dev *dev,
                                    const struct switch_attr *attr,
                                    struct switch_val *val)
 {
-       struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
-       struct rtl8366_smi *smi = &rtl->smi;
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
        u32 data;
 
        if (val->value.i >= 6)
@@ -1079,12 +1088,12 @@ static int rtl8366rb_sw_set_vlan_enable(struct switch_dev *dev,
                                       const struct switch_attr *attr,
                                       struct switch_val *val)
 {
-       struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
 
        if (attr->ofs == 1)
-               return rtl8366rb_vlan_set_vlan(rtl, val->value.i);
+               return rtl8366rb_vlan_set_vlan(smi, val->value.i);
        else
-               return rtl8366rb_vlan_set_4ktable(rtl, val->value.i);
+               return rtl8366rb_vlan_set_4ktable(smi, val->value.i);
 }
 
 static const char *rtl8366rb_speed_str(unsigned speed)
@@ -1119,19 +1128,24 @@ static int rtl8366rb_sw_get_port_link(struct switch_dev *dev,
        if (val->port_vlan % 2)
                data = data >> 8;
 
-       len = snprintf(rtl->buf, sizeof(rtl->buf),
-                       "port:%d link:%s speed:%s %s-duplex %s%s%s",
-                       val->port_vlan,
-                       (data & RTL8366S_PORT_STATUS_LINK_MASK) ? "up" : "down",
-                       rtl8366rb_speed_str(data &
+       if (data & RTL8366S_PORT_STATUS_LINK_MASK) {
+               len = snprintf(rtl->buf, sizeof(rtl->buf),
+                               "port:%d link:up speed:%s %s-duplex %s%s%s",
+                               val->port_vlan,
+                               rtl8366rb_speed_str(data &
                                          RTL8366S_PORT_STATUS_SPEED_MASK),
-                       (data & RTL8366S_PORT_STATUS_DUPLEX_MASK) ?
-                               "full" : "half",
-                       (data & RTL8366S_PORT_STATUS_TXPAUSE_MASK) ?
-                               "tx-pause ": "",
-                       (data & RTL8366S_PORT_STATUS_RXPAUSE_MASK) ?
-                               "rx-pause " : "",
-                       (data & RTL8366S_PORT_STATUS_AN_MASK) ? "nway ": "");
+                               (data & RTL8366S_PORT_STATUS_DUPLEX_MASK) ?
+                                       "full" : "half",
+                               (data & RTL8366S_PORT_STATUS_TXPAUSE_MASK) ?
+                                       "tx-pause ": "",
+                               (data & RTL8366S_PORT_STATUS_RXPAUSE_MASK) ?
+                                       "rx-pause " : "",
+                               (data & RTL8366S_PORT_STATUS_AN_MASK) ?
+                                       "nway ": "");
+       } else {
+               len = snprintf(rtl->buf, sizeof(rtl->buf), "port:%d link: down",
+                               val->port_vlan);
+       }
 
        val->value.s = rtl->buf;
        val->len = len;
@@ -1145,9 +1159,10 @@ static int rtl8366rb_sw_get_vlan_info(struct switch_dev *dev,
 {
        int i;
        u32 len = 0;
-       struct rtl8366rb_vlanconfig vlanmc;
-       struct rtl8366rb_vlan4kentry vlan4k;
+       struct rtl8366_vlan_mc vlanmc;
+       struct rtl8366_vlan_4k vlan4k;
        struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
+       struct rtl8366_smi *smi = &rtl->smi;
        char *buf = rtl->buf;
 
        if (val->port_vlan == 0 || val->port_vlan >= RTL8366_NUM_VLANS)
@@ -1155,15 +1170,15 @@ static int rtl8366rb_sw_get_vlan_info(struct switch_dev *dev,
 
        memset(buf, '\0', sizeof(rtl->buf));
 
-       rtl8366rb_get_vlan_member_config(rtl, val->port_vlan, &vlanmc);
-       rtl8366rb_get_vlan_4k_entry(rtl, vlanmc.vid, &vlan4k);
+       rtl8366rb_get_vlan_mc(smi, val->port_vlan, &vlanmc);
+       rtl8366rb_get_vlan_4k(smi, vlanmc.vid, &vlan4k);
 
        len += snprintf(buf + len, sizeof(rtl->buf) - len, "VLAN %d: Ports: ",
                        val->port_vlan);
 
        for (i = 0; i < RTL8366_NUM_PORTS; ++i) {
                int index = 0;
-               if (!rtl8366rb_get_port_vlan_index(rtl, i, &index) &&
+               if (!rtl8366rb_get_port_vlan_index(smi, i, &index) &&
                    index == val->port_vlan)
                        len += snprintf(buf + len, sizeof(rtl->buf) - len,
                                        "%d", i);
@@ -1192,8 +1207,7 @@ static int rtl8366rb_sw_set_port_led(struct switch_dev *dev,
                                    const struct switch_attr *attr,
                                    struct switch_val *val)
 {
-       struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
-       struct rtl8366_smi *smi = &rtl->smi;
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
        u32 data = 0;
 
        if (val->port_vlan >= RTL8366_NUM_PORTS)
@@ -1217,8 +1231,7 @@ static int rtl8366rb_sw_get_port_led(struct switch_dev *dev,
                                    const struct switch_attr *attr,
                                    struct switch_val *val)
 {
-       struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
-       struct rtl8366_smi *smi = &rtl->smi;
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
        u32 data = 0;
 
        if (val->port_vlan >= RTL8366_NUM_LEDGROUPS)
@@ -1234,8 +1247,7 @@ static int rtl8366rb_sw_reset_port_mibs(struct switch_dev *dev,
                                       const struct switch_attr *attr,
                                       struct switch_val *val)
 {
-       struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
-       struct rtl8366_smi *smi = &rtl->smi;
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
        u32 data = 0;
 
        if (val->port_vlan >= RTL8366_NUM_PORTS)
@@ -1253,6 +1265,7 @@ static int rtl8366rb_sw_get_port_mib(struct switch_dev *dev,
                                    struct switch_val *val)
 {
        struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
+       struct rtl8366_smi *smi = &rtl->smi;
        int i, len = 0;
        unsigned long long counter = 0;
        char *buf = rtl->buf;
@@ -1264,15 +1277,15 @@ static int rtl8366rb_sw_get_port_mib(struct switch_dev *dev,
                        "Port %d MIB counters\n",
                        val->port_vlan);
 
-       for (i = 0; i < RTL8366S_MIB_COUNT; ++i) {
+       for (i = 0; i < ARRAY_SIZE(rtl8366rb_mib_counters); ++i) {
                len += snprintf(buf + len, sizeof(rtl->buf) - len,
-                               "%d:%s\t", i, rtl8366rb_mib_counters[i].name);
-               if (!rtl8366_get_mib_counter(rtl, i, val->port_vlan, &counter))
+                               "%-36s: ", rtl8366rb_mib_counters[i].name);
+               if (!rtl8366_get_mib_counter(smi, i, val->port_vlan, &counter))
                        len += snprintf(buf + len, sizeof(rtl->buf) - len,
-                                       "[%llu]\n", counter);
+                                       "%llu\n", counter);
                else
                        len += snprintf(buf + len, sizeof(rtl->buf) - len,
-                                       "[error]\n");
+                                       "%s\n", "error");
        }
 
        val->value.s = buf;
@@ -1283,15 +1296,15 @@ static int rtl8366rb_sw_get_port_mib(struct switch_dev *dev,
 static int rtl8366rb_sw_get_vlan_ports(struct switch_dev *dev,
                                      struct switch_val *val)
 {
-       struct rtl8366rb_vlanconfig vlanmc;
-       struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
+       struct rtl8366_vlan_mc vlanmc;
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
        struct switch_port *port;
        int i;
 
        if (val->port_vlan == 0 || val->port_vlan >= RTL8366_NUM_VLANS)
                return -EINVAL;
 
-       rtl8366rb_get_vlan_member_config(rtl, val->port_vlan, &vlanmc);
+       rtl8366rb_get_vlan_mc(smi, val->port_vlan, &vlanmc);
 
        port = &val->value.ports[0];
        val->len = 0;
@@ -1311,17 +1324,17 @@ static int rtl8366rb_sw_get_vlan_ports(struct switch_dev *dev,
 static int rtl8366rb_sw_set_vlan_ports(struct switch_dev *dev,
                                      struct switch_val *val)
 {
-       struct rtl8366rb_vlanconfig vlanmc;
-       struct rtl8366rb_vlan4kentry vlan4k;
-       struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
+       struct rtl8366_vlan_mc vlanmc;
+       struct rtl8366_vlan_4k vlan4k;
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
        struct switch_port *port;
        int i;
 
        if (val->port_vlan == 0 || val->port_vlan >= RTL8366_NUM_VLANS)
                return -EINVAL;
 
-       rtl8366rb_get_vlan_member_config(rtl, val->port_vlan, &vlanmc);
-       rtl8366rb_get_vlan_4k_entry(rtl, vlanmc.vid, &vlan4k);
+       rtl8366rb_get_vlan_mc(smi, val->port_vlan, &vlanmc);
+       rtl8366rb_get_vlan_4k(smi, vlanmc.vid, &vlan4k);
 
        vlanmc.untag = 0;
        vlanmc.member = 0;
@@ -1337,33 +1350,33 @@ static int rtl8366rb_sw_set_vlan_ports(struct switch_dev *dev,
        vlan4k.member = vlanmc.member;
        vlan4k.untag = vlanmc.untag;
 
-       rtl8366rb_set_vlan_member_config(rtl, val->port_vlan, &vlanmc);
-       rtl8366rb_set_vlan_4k_entry(rtl, &vlan4k);
+       rtl8366rb_set_vlan_mc(smi, val->port_vlan, &vlanmc);
+       rtl8366rb_set_vlan_4k(smi, &vlan4k);
        return 0;
 }
 
 static int rtl8366rb_sw_get_port_pvid(struct switch_dev *dev, int port, int *val)
 {
-       struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
-       return rtl8366rb_get_vlan_port_pvid(rtl, port, val);
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+       return rtl8366rb_get_vlan_port_pvid(smi, port, val);
 }
 
 static int rtl8366rb_sw_set_port_pvid(struct switch_dev *dev, int port, int val)
 {
-       struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
-       return rtl8366rb_set_vlan_port_pvid(rtl, port, val);
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+       return rtl8366rb_set_vlan_port_pvid(smi, port, val);
 }
 
 static int rtl8366rb_sw_reset_switch(struct switch_dev *dev)
 {
-       struct rtl8366rb *rtl = sw_to_rtl8366rb(dev);
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
        int err;
 
-       err = rtl8366rb_reset_chip(rtl);
+       err = rtl8366rb_reset_chip(smi);
        if (err)
                return err;
 
-       return rtl8366rb_reset_vlan(rtl);
+       return rtl8366rb_reset_vlan(smi);
 }
 
 static struct switch_attr rtl8366rb_globals[] = {
@@ -1493,11 +1506,11 @@ static void rtl8366rb_switch_cleanup(struct rtl8366rb *rtl)
 
 static int rtl8366rb_mii_read(struct mii_bus *bus, int addr, int reg)
 {
-       struct rtl8366rb *rtl = bus->priv;
+       struct rtl8366_smi *smi = bus->priv;
        u32 val = 0;
        int err;
 
-       err = rtl8366rb_read_phy_reg(rtl, addr, 0, reg, &val);
+       err = rtl8366rb_read_phy_reg(smi, addr, 0, reg, &val);
        if (err)
                return 0xffff;
 
@@ -1506,58 +1519,17 @@ static int rtl8366rb_mii_read(struct mii_bus *bus, int addr, int reg)
 
 static int rtl8366rb_mii_write(struct mii_bus *bus, int addr, int reg, u16 val)
 {
-       struct rtl8366rb *rtl = bus->priv;
+       struct rtl8366_smi *smi = bus->priv;
        u32 t;
        int err;
 
-       err = rtl8366rb_write_phy_reg(rtl, addr, 0, reg, val);
+       err = rtl8366rb_write_phy_reg(smi, addr, 0, reg, val);
        /* flush write */
-       (void) rtl8366rb_read_phy_reg(rtl, addr, 0, reg, &t);
+       (void) rtl8366rb_read_phy_reg(smi, addr, 0, reg, &t);
 
        return err;
 }
 
-static int rtl8366rb_mii_init(struct rtl8366rb *rtl)
-{
-       int ret;
-       int i;
-
-       rtl->mii_bus = mdiobus_alloc();
-       if (rtl->mii_bus == NULL) {
-               ret = -ENOMEM;
-               goto err;
-       }
-
-       rtl->mii_bus->priv = (void *) rtl;
-       rtl->mii_bus->name = "rtl8366-rtl";
-       rtl->mii_bus->read = rtl8366rb_mii_read;
-       rtl->mii_bus->write = rtl8366rb_mii_write;
-       snprintf(rtl->mii_bus->id, MII_BUS_ID_SIZE, "%s",
-                dev_name(rtl->parent));
-       rtl->mii_bus->parent = rtl->parent;
-       rtl->mii_bus->phy_mask = ~(0x1f);
-       rtl->mii_bus->irq = rtl->mii_irq;
-       for (i = 0; i < PHY_MAX_ADDR; i++)
-               rtl->mii_irq[i] = PHY_POLL;
-
-       ret = mdiobus_register(rtl->mii_bus);
-       if (ret)
-               goto err_free;
-
-       return 0;
-
- err_free:
-       mdiobus_free(rtl->mii_bus);
- err:
-       return ret;
-}
-
-static void rtl8366rb_mii_cleanup(struct rtl8366rb *rtl)
-{
-       mdiobus_unregister(rtl->mii_bus);
-       mdiobus_free(rtl->mii_bus);
-}
-
 static int rtl8366rb_mii_bus_match(struct mii_bus *bus)
 {
        return (bus->read == rtl8366rb_mii_read &&
@@ -1567,13 +1539,25 @@ static int rtl8366rb_mii_bus_match(struct mii_bus *bus)
 static int rtl8366rb_setup(struct rtl8366rb *rtl)
 {
        struct rtl8366_smi *smi = &rtl->smi;
+       int ret;
+
+       ret = rtl8366rb_reset_chip(smi);
+       if (ret)
+               return ret;
+
+       rtl8366rb_debugfs_init(rtl);
+       return 0;
+}
+
+static int rtl8366rb_detect(struct rtl8366_smi *smi)
+{
        u32 chip_id = 0;
        u32 chip_ver = 0;
        int ret;
 
        ret = rtl8366_smi_read_reg(smi, RTL8366S_CHIP_ID_REG, &chip_id);
        if (ret) {
-               dev_err(rtl->parent, "unable to read chip id\n");
+               dev_err(smi->parent, "unable to read chip id\n");
                return ret;
        }
 
@@ -1581,28 +1565,29 @@ static int rtl8366rb_setup(struct rtl8366rb *rtl)
        case RTL8366S_CHIP_ID_8366:
                break;
        default:
-               dev_err(rtl->parent, "unknown chip id (%04x)\n", chip_id);
+               dev_err(smi->parent, "unknown chip id (%04x)\n", chip_id);
                return -ENODEV;
        }
 
        ret = rtl8366_smi_read_reg(smi, RTL8366S_CHIP_VERSION_CTRL_REG,
                                   &chip_ver);
        if (ret) {
-               dev_err(rtl->parent, "unable to read chip version\n");
+               dev_err(smi->parent, "unable to read chip version\n");
                return ret;
        }
 
-       dev_info(rtl->parent, "RTL%04x ver. %u chip found\n",
+       dev_info(smi->parent, "RTL%04x ver. %u chip found\n",
                 chip_id, chip_ver & RTL8366S_CHIP_VERSION_MASK);
 
-       ret = rtl8366rb_reset_chip(rtl);
-       if (ret)
-               return ret;
-
-       rtl8366rb_debugfs_init(rtl);
        return 0;
 }
 
+static struct rtl8366_smi_ops rtl8366rb_smi_ops = {
+       .detect         = rtl8366rb_detect,
+       .mii_read       = rtl8366rb_mii_read,
+       .mii_write      = rtl8366rb_mii_write,
+};
+
 static int __init rtl8366rb_probe(struct platform_device *pdev)
 {
        static int rtl8366_smi_version_printed;
@@ -1635,6 +1620,7 @@ static int __init rtl8366rb_probe(struct platform_device *pdev)
        smi->parent = &pdev->dev;
        smi->gpio_sda = pdata->gpio_sda;
        smi->gpio_sck = pdata->gpio_sck;
+       smi->ops = &rtl8366rb_smi_ops;
 
        err = rtl8366_smi_init(smi);
        if (err)
@@ -1646,18 +1632,12 @@ static int __init rtl8366rb_probe(struct platform_device *pdev)
        if (err)
                goto err_clear_drvdata;
 
-       err = rtl8366rb_mii_init(rtl);
-       if (err)
-               goto err_clear_drvdata;
-
        err = rtl8366rb_switch_init(rtl);
        if (err)
-               goto err_mii_cleanup;
+               goto err_clear_drvdata;
 
        return 0;
 
- err_mii_cleanup:
-       rtl8366rb_mii_cleanup(rtl);
  err_clear_drvdata:
        platform_set_drvdata(pdev, NULL);
        rtl8366_smi_cleanup(smi);
@@ -1700,7 +1680,6 @@ static int __devexit rtl8366rb_remove(struct platform_device *pdev)
        if (rtl) {
                rtl8366rb_switch_cleanup(rtl);
                rtl8366rb_debugfs_remove(rtl);
-               rtl8366rb_mii_cleanup(rtl);
                platform_set_drvdata(pdev, NULL);
                rtl8366_smi_cleanup(&rtl->smi);
                kfree(rtl);
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