generic: rtl8366s: allow initial register values to be passed via platform_data
[openwrt.git] / target / linux / generic / files / drivers / net / phy / rtl8366rb.c
index ec196f9..90c37ad 100644 (file)
@@ -1,8 +1,9 @@
 /*
- * Platform driver for the Realtek RTL8366S ethernet switch
+ * Platform driver for the Realtek RTL8366RB ethernet switch
  *
  * Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
  * Copyright (C) 2010 Antti Seppälä <a.seppala@gmail.com>
+ * Copyright (C) 2010 Roman Yeryomin <roman@advem.lv>
  *
  * 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
 #include "rtl8366_smi.h"
 
 #define RTL8366RB_DRIVER_DESC  "Realtek RTL8366RB ethernet switch driver"
-#define RTL8366RB_DRIVER_VER   "0.2.2"
+#define RTL8366RB_DRIVER_VER   "0.2.3"
 
 #define RTL8366RB_PHY_NO_MAX   4
 #define RTL8366RB_PHY_PAGE_MAX 7
 #define RTL8366RB_PHY_ADDR_MAX 31
+#define RTL8366RB_PHY_WAN      4
 
 /* Switch Global Configuration register */
 #define RTL8366RB_SGCR                         0x0000
 #define RTL8366RB_VLAN_MEMBER_MASK     0xff
 #define RTL8366RB_VLAN_FID_MASK                0x7
 
+
+/* Port ingress bandwidth control */
+#define RTL8366RB_IB_BASE              0x0200
+#define RTL8366RB_IB_REG(pnum)         (RTL8366RB_IB_BASE + pnum)
+#define RTL8366RB_IB_BDTH_MASK         0x3fff
+#define RTL8366RB_IB_PREIFG_OFFSET     14
+#define RTL8366RB_IB_PREIFG_MASK       (1 << RTL8366RB_IB_PREIFG_OFFSET)
+
+/* Port egress bandwidth control */
+#define RTL8366RB_EB_BASE              0x02d1
+#define RTL8366RB_EB_REG(pnum)         (RTL8366RB_EB_BASE + pnum)
+#define RTL8366RB_EB_BDTH_MASK         0x3fff
+#define RTL8366RB_EB_PREIFG_REG        0x02f8
+#define RTL8366RB_EB_PREIFG_OFFSET     9
+#define RTL8366RB_EB_PREIFG_MASK       (1 << RTL8366RB_EB_PREIFG_OFFSET)
+
+#define RTL8366RB_BDTH_SW_MAX          1048512
+#define RTL8366RB_BDTH_UNIT            64
+#define RTL8366RB_BDTH_REG_DEFAULT     16383
+
+/* QOS */
+#define RTL8366RB_QOS_BIT              15
+#define RTL8366RB_QOS_MASK             (1 << RTL8366RB_QOS_BIT)
+/* Include/Exclude Preamble and IFG (20 bytes). 0:Exclude, 1:Include. */
+#define RTL8366RB_QOS_DEFAULT_PREIFG   1
+
+
 static struct rtl8366_mib_counter rtl8366rb_mib_counters[] = {
        { 0,  0, 4, "IfInOctets"                                },
        { 0,  4, 4, "EtherStatsOctets"                          },
@@ -245,9 +274,6 @@ static int rtl8366rb_hw_init(struct rtl8366_smi *smi)
        REG_RMW(smi, RTL8366RB_SGCR, RTL8366RB_SGCR_MAX_LENGTH_MASK,
                RTL8366RB_SGCR_MAX_LENGTH_1536);
 
-       /* enable all ports */
-       REG_WR(smi, RTL8366RB_PECR, 0);
-
        /* enable learning for all ports */
        REG_WR(smi, RTL8366RB_SSCR0, 0);
 
@@ -429,8 +455,8 @@ static int rtl8366rb_set_vlan_4k(struct rtl8366_smi *smi,
        int i;
 
        if (vlan4k->vid >= RTL8366RB_NUM_VIDS ||
-           vlan4k->member > RTL8366RB_PORT_ALL ||
-           vlan4k->untag > RTL8366RB_PORT_ALL ||
+           vlan4k->member > RTL8366RB_VLAN_MEMBER_MASK ||
+           vlan4k->untag > RTL8366RB_VLAN_UNTAG_MASK ||
            vlan4k->fid > RTL8366RB_FIDMAX)
                return -EINVAL;
 
@@ -496,8 +522,8 @@ static int rtl8366rb_set_vlan_mc(struct rtl8366_smi *smi, u32 index,
        if (index >= RTL8366RB_NUM_VLANS ||
            vlanmc->vid >= RTL8366RB_NUM_VIDS ||
            vlanmc->priority > RTL8366RB_PRIORITYMAX ||
-           vlanmc->member > RTL8366RB_PORT_ALL ||
-           vlanmc->untag > RTL8366RB_PORT_ALL ||
+           vlanmc->member > RTL8366RB_VLAN_MEMBER_MASK ||
+           vlanmc->untag > RTL8366RB_VLAN_UNTAG_MASK ||
            vlanmc->fid > RTL8366RB_FIDMAX)
                return -EINVAL;
 
@@ -578,6 +604,12 @@ static int rtl8366rb_enable_vlan4k(struct rtl8366_smi *smi, int enable)
                                (enable) ? RTL8366RB_SGCR_EN_VLAN_4KTB : 0);
 }
 
+static int rtl8366rb_enable_port(struct rtl8366_smi *smi, int port, int enable)
+{
+       return rtl8366_smi_rmwr(smi, RTL8366RB_PECR, (1 << port),
+                               (enable) ? 0 : (1 << port));
+}
+
 static int rtl8366rb_sw_reset_mibs(struct switch_dev *dev,
                                  const struct switch_attr *attr,
                                  struct switch_val *val)
@@ -748,6 +780,159 @@ static int rtl8366rb_sw_get_port_led(struct switch_dev *dev,
        return 0;
 }
 
+static int rtl8366rb_sw_set_port_disable(struct switch_dev *dev,
+                                   const struct switch_attr *attr,
+                                   struct switch_val *val)
+{
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+       u32 mask, data;
+
+       if (val->port_vlan >= RTL8366RB_NUM_PORTS)
+               return -EINVAL;
+
+       mask = 1 << val->port_vlan ;
+       if (val->value.i)
+               data = mask;
+       else
+               data = 0;
+
+       return rtl8366_smi_rmwr(smi, RTL8366RB_PECR, mask, data);
+}
+
+static int rtl8366rb_sw_get_port_disable(struct switch_dev *dev,
+                                   const struct switch_attr *attr,
+                                   struct switch_val *val)
+{
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+       u32 data;
+
+       if (val->port_vlan >= RTL8366RB_NUM_PORTS)
+               return -EINVAL;
+
+       rtl8366_smi_read_reg(smi, RTL8366RB_PECR, &data);
+       if (data & (1 << val->port_vlan))
+               val->value.i = 1;
+       else
+               val->value.i = 0;
+
+       return 0;
+}
+
+static int rtl8366rb_sw_set_port_rate_in(struct switch_dev *dev,
+                                   const struct switch_attr *attr,
+                                   struct switch_val *val)
+{
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+
+       if (val->port_vlan >= RTL8366RB_NUM_PORTS)
+               return -EINVAL;
+
+       if (val->value.i > 0 && val->value.i < RTL8366RB_BDTH_SW_MAX)
+               val->value.i = (val->value.i - 1) / RTL8366RB_BDTH_UNIT;
+       else
+               val->value.i = RTL8366RB_BDTH_REG_DEFAULT;
+
+       return rtl8366_smi_rmwr(smi, RTL8366RB_IB_REG(val->port_vlan),
+               RTL8366RB_IB_BDTH_MASK | RTL8366RB_IB_PREIFG_MASK,
+               val->value.i |
+               (RTL8366RB_QOS_DEFAULT_PREIFG << RTL8366RB_IB_PREIFG_OFFSET));
+
+}
+
+static int rtl8366rb_sw_get_port_rate_in(struct switch_dev *dev,
+                                   const struct switch_attr *attr,
+                                   struct switch_val *val)
+{
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+       u32 data;
+
+       if (val->port_vlan >= RTL8366RB_NUM_PORTS)
+               return -EINVAL;
+
+       rtl8366_smi_read_reg(smi, RTL8366RB_IB_REG(val->port_vlan), &data);
+       data &= RTL8366RB_IB_BDTH_MASK;
+       if (data < RTL8366RB_IB_BDTH_MASK)
+               data += 1;
+
+       val->value.i = (int)data * RTL8366RB_BDTH_UNIT;
+
+       return 0;
+}
+
+static int rtl8366rb_sw_set_port_rate_out(struct switch_dev *dev,
+                                   const struct switch_attr *attr,
+                                   struct switch_val *val)
+{
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+
+       if (val->port_vlan >= RTL8366RB_NUM_PORTS)
+               return -EINVAL;
+
+       rtl8366_smi_rmwr(smi, RTL8366RB_EB_PREIFG_REG,
+               RTL8366RB_EB_PREIFG_MASK,
+               (RTL8366RB_QOS_DEFAULT_PREIFG << RTL8366RB_EB_PREIFG_OFFSET));
+
+       if (val->value.i > 0 && val->value.i < RTL8366RB_BDTH_SW_MAX)
+               val->value.i = (val->value.i - 1) / RTL8366RB_BDTH_UNIT;
+       else
+               val->value.i = RTL8366RB_BDTH_REG_DEFAULT;
+
+       return rtl8366_smi_rmwr(smi, RTL8366RB_EB_REG(val->port_vlan),
+                       RTL8366RB_EB_BDTH_MASK, val->value.i );
+
+}
+
+static int rtl8366rb_sw_get_port_rate_out(struct switch_dev *dev,
+                                   const struct switch_attr *attr,
+                                   struct switch_val *val)
+{
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+       u32 data;
+
+       if (val->port_vlan >= RTL8366RB_NUM_PORTS)
+               return -EINVAL;
+
+       rtl8366_smi_read_reg(smi, RTL8366RB_EB_REG(val->port_vlan), &data);
+       data &= RTL8366RB_EB_BDTH_MASK;
+       if (data < RTL8366RB_EB_BDTH_MASK)
+               data += 1;
+
+       val->value.i = (int)data * RTL8366RB_BDTH_UNIT;
+
+       return 0;
+}
+
+static int rtl8366rb_sw_set_qos_enable(struct switch_dev *dev,
+                                   const struct switch_attr *attr,
+                                   struct switch_val *val)
+{
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+       u32 data;
+
+       if (val->value.i)
+               data = RTL8366RB_QOS_MASK;
+       else
+               data = 0;
+
+       return rtl8366_smi_rmwr(smi, RTL8366RB_SGCR, RTL8366RB_QOS_MASK, data);
+}
+
+static int rtl8366rb_sw_get_qos_enable(struct switch_dev *dev,
+                                   const struct switch_attr *attr,
+                                   struct switch_val *val)
+{
+       struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+       u32 data;
+
+       rtl8366_smi_read_reg(smi, RTL8366RB_SGCR, &data);
+       if (data & RTL8366RB_QOS_MASK)
+               val->value.i = 1;
+       else
+               val->value.i = 0;
+
+       return 0;
+}
+
 static int rtl8366rb_sw_reset_port_mibs(struct switch_dev *dev,
                                       const struct switch_attr *attr,
                                       struct switch_val *val)
@@ -774,7 +959,15 @@ static int rtl8366rb_sw_reset_switch(struct switch_dev *dev)
        if (err)
                return err;
 
-       return rtl8366_reset_vlan(smi);
+       err = rtl8366_reset_vlan(smi);
+       if (err)
+               return err;
+
+       err = rtl8366_enable_vlan(smi, 1);
+       if (err)
+               return err;
+
+       return rtl8366_enable_all_ports(smi, 1);
 }
 
 static struct switch_attr rtl8366rb_globals[] = {
@@ -814,6 +1007,13 @@ static struct switch_attr rtl8366rb_globals[] = {
                .set = rtl8366rb_sw_set_blinkrate,
                .get = rtl8366rb_sw_get_blinkrate,
                .max = 5
+       }, {
+               .type = SWITCH_TYPE_INT,
+               .name = "enable_qos",
+               .description = "Enable QOS",
+               .set = rtl8366rb_sw_set_qos_enable,
+               .get = rtl8366rb_sw_get_qos_enable,
+               .max = 1
        },
 };
 
@@ -844,6 +1044,27 @@ static struct switch_attr rtl8366rb_port[] = {
                .max = 15,
                .set = rtl8366rb_sw_set_port_led,
                .get = rtl8366rb_sw_get_port_led,
+       }, {
+               .type = SWITCH_TYPE_INT,
+               .name = "disable",
+               .description = "Get/Set port state (enabled or disabled)",
+               .max = 1,
+               .set = rtl8366rb_sw_set_port_disable,
+               .get = rtl8366rb_sw_get_port_disable,
+       }, {
+               .type = SWITCH_TYPE_INT,
+               .name = "rate_in",
+               .description = "Get/Set port ingress (incoming) bandwidth limit in kbps",
+               .max = RTL8366RB_BDTH_SW_MAX,
+               .set = rtl8366rb_sw_set_port_rate_in,
+               .get = rtl8366rb_sw_get_port_rate_in,
+       }, {
+               .type = SWITCH_TYPE_INT,
+               .name = "rate_out",
+               .description = "Get/Set port egress (outgoing) bandwidth limit in kbps",
+               .max = RTL8366RB_BDTH_SW_MAX,
+               .set = rtl8366rb_sw_set_port_rate_out,
+               .get = rtl8366rb_sw_get_port_rate_out,
        },
 };
 
@@ -855,6 +1076,13 @@ static struct switch_attr rtl8366rb_vlan[] = {
                .max = 1,
                .set = NULL,
                .get = rtl8366_sw_get_vlan_info,
+       }, {
+               .type = SWITCH_TYPE_INT,
+               .name = "fid",
+               .description = "Get/Set vlan FID",
+               .max = RTL8366RB_FIDMAX,
+               .set = rtl8366_sw_set_vlan_fid,
+               .get = rtl8366_sw_get_vlan_fid,
        },
 };
 
@@ -997,9 +1225,10 @@ static struct rtl8366_smi_ops rtl8366rb_smi_ops = {
        .is_vlan_valid  = rtl8366rb_is_vlan_valid,
        .enable_vlan    = rtl8366rb_enable_vlan,
        .enable_vlan4k  = rtl8366rb_enable_vlan4k,
+       .enable_port    = rtl8366rb_enable_port,
 };
 
-static int __init rtl8366rb_probe(struct platform_device *pdev)
+static int __devinit rtl8366rb_probe(struct platform_device *pdev)
 {
        static int rtl8366_smi_version_printed;
        struct rtl8366rb_platform_data *pdata;
@@ -1063,6 +1292,10 @@ static int rtl8366rb_phy_config_init(struct phy_device *phydev)
 
 static int rtl8366rb_phy_config_aneg(struct phy_device *phydev)
 {
+       /* phy 4 might be connected to a second mac, allow aneg config */
+       if (phydev->addr == RTL8366RB_PHY_WAN)
+               return genphy_config_aneg(phydev);
+
        return 0;
 }
 
@@ -1132,5 +1365,6 @@ MODULE_DESCRIPTION(RTL8366RB_DRIVER_DESC);
 MODULE_VERSION(RTL8366RB_DRIVER_VER);
 MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
 MODULE_AUTHOR("Antti Seppälä <a.seppala@gmail.com>");
+MODULE_AUTHOR("Roman Yeryomin <roman@advem.lv>");
 MODULE_LICENSE("GPL v2");
 MODULE_ALIAS("platform:" RTL8366RB_DRIVER_NAME);
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