[PATCH v3] (respin) 802.1Q VLAN support for ADM6996M/ADM6996FC

[openwrt.git] / target / linux / generic / files / drivers / net / phy / rtl8366_smi.c

diff --git a/target/linux/generic/files/drivers/net/phy/rtl8366_smi.c b/target/linux/generic/files/drivers/net/phy/rtl8366_smi.c
index e60b708..28e1a85 100644 (file)
--- a/target/linux/generic/files/drivers/net/phy/rtl8366_smi.c
+++ b/target/linux/generic/files/drivers/net/phy/rtl8366_smi.c
@@ -448,7 +448,7 @@ static int rtl8366_set_pvid(struct rtl8366_smi *smi, unsigned port,
        return -ENOSPC;
 }
 
-static int rtl8366_enable_vlan(struct rtl8366_smi *smi, int enable)
+int rtl8366_enable_vlan(struct rtl8366_smi *smi, int enable)
 {
        int err;
 
@@ -465,6 +465,7 @@ static int rtl8366_enable_vlan(struct rtl8366_smi *smi, int enable)
 
        return err;
 }
+EXPORT_SYMBOL_GPL(rtl8366_enable_vlan);
 
 static int rtl8366_enable_vlan4k(struct rtl8366_smi *smi, int enable)
 {
@@ -486,6 +487,21 @@ static int rtl8366_enable_vlan4k(struct rtl8366_smi *smi, int enable)
        return 0;
 }
 
+int rtl8366_enable_all_ports(struct rtl8366_smi *smi, int enable)
+{
+       int port;
+       int err;
+
+       for (port = 0; port < smi->num_ports; port++) {
+               err = smi->ops->enable_port(smi, port, enable);
+               if (err)
+                       return err;
+       }
+
+       return 0;
+}
+EXPORT_SYMBOL_GPL(rtl8366_enable_all_ports);
+
 int rtl8366_reset_vlan(struct rtl8366_smi *smi)
 {
        struct rtl8366_vlan_mc vlanmc;
@@ -507,25 +523,38 @@ int rtl8366_reset_vlan(struct rtl8366_smi *smi)
                        return err;
        }
 
-       for (i = 0; i < smi->num_ports; i++) {
-               if (i == smi->cpu_port)
-                       continue;
+       return 0;
+}
+EXPORT_SYMBOL_GPL(rtl8366_reset_vlan);
+
+static int rtl8366_init_vlan(struct rtl8366_smi *smi)
+{
+       int port;
+       int err;
+
+       err = rtl8366_reset_vlan(smi);
+       if (err)
+               return err;
+
+       for (port = 0; port < smi->num_ports; port++) {
+               u32 mask;
 
-               err = rtl8366_set_vlan(smi, (i + 1),
-                                       (1 << i) | (1 << smi->cpu_port),
-                                       (1 << i) | (1 << smi->cpu_port),
-                                       0);
+               if (port == smi->cpu_port)
+                       mask = (1 << smi->num_ports) - 1;
+               else
+                       mask = (1 << port) | (1 << smi->cpu_port);
+
+               err = rtl8366_set_vlan(smi, (port + 1), mask, mask, 0);
                if (err)
                        return err;
 
-               err = rtl8366_set_pvid(smi, i, (i + 1));
+               err = rtl8366_set_pvid(smi, port, (port + 1));
                if (err)
                        return err;
        }
 
-       return 0;
+       return rtl8366_enable_vlan(smi, 1);
 }
-EXPORT_SYMBOL_GPL(rtl8366_reset_vlan);
 
 #ifdef CONFIG_RTL8366S_PHY_DEBUG_FS
 int rtl8366_debugfs_open(struct inode *inode, struct file *file)
@@ -561,6 +590,43 @@ static ssize_t rtl8366_read_debugfs_vlan_mc(struct file *file,
        return simple_read_from_buffer(user_buf, count, ppos, buf, len);
 }
 
+#define RTL8366_VLAN4K_PAGE_SIZE       64
+#define RTL8366_VLAN4K_NUM_PAGES       (4096 / RTL8366_VLAN4K_PAGE_SIZE)
+
+static ssize_t rtl8366_read_debugfs_vlan_4k(struct file *file,
+                                           char __user *user_buf,
+                                           size_t count, loff_t *ppos)
+{
+       struct rtl8366_smi *smi = (struct rtl8366_smi *)file->private_data;
+       int i, len = 0;
+       int offset;
+       char *buf = smi->buf;
+
+       if (smi->dbg_vlan_4k_page >= RTL8366_VLAN4K_NUM_PAGES) {
+               len += snprintf(buf + len, sizeof(smi->buf) - len,
+                               "invalid page: %u\n", smi->dbg_vlan_4k_page);
+               return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+       }
+
+       len += snprintf(buf + len, sizeof(smi->buf) - len,
+                       "%4s %6s %6s %3s\n",
+                       "vid", "member", "untag", "fid");
+
+       offset = RTL8366_VLAN4K_PAGE_SIZE * smi->dbg_vlan_4k_page;
+       for (i = 0; i < RTL8366_VLAN4K_PAGE_SIZE; i++) {
+               struct rtl8366_vlan_4k vlan4k;
+
+               smi->ops->get_vlan_4k(smi, offset + i, &vlan4k);
+
+               len += snprintf(buf + len, sizeof(smi->buf) - len,
+                               "%4d 0x%04x 0x%04x %3d\n",
+                               vlan4k.vid, vlan4k.member,
+                               vlan4k.untag, vlan4k.fid);
+       }
+
+       return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
 static ssize_t rtl8366_read_debugfs_pvid(struct file *file,
                                         char __user *user_buf,
                                         size_t count, loff_t *ppos)
@@ -703,6 +769,12 @@ static const struct file_operations fops_rtl8366_vlan_mc = {
        .owner  = THIS_MODULE
 };
 
+static const struct file_operations fops_rtl8366_vlan_4k = {
+       .read   = rtl8366_read_debugfs_vlan_4k,
+       .open   = rtl8366_debugfs_open,
+       .owner  = THIS_MODULE
+};
+
 static const struct file_operations fops_rtl8366_pvid = {
        .read   = rtl8366_read_debugfs_pvid,
        .open   = rtl8366_debugfs_open,
@@ -754,6 +826,22 @@ static void rtl8366_debugfs_init(struct rtl8366_smi *smi)
                return;
        }
 
+       node = debugfs_create_u8("vlan_4k_page", S_IRUGO | S_IWUSR, root,
+                                 &smi->dbg_vlan_4k_page);
+       if (!node) {
+               dev_err(smi->parent, "Creating debugfs file '%s' failed\n",
+                       "vlan_4k_page");
+               return;
+       }
+
+       node = debugfs_create_file("vlan_4k", S_IRUSR, root, smi,
+                                  &fops_rtl8366_vlan_4k);
+       if (!node) {
+               dev_err(smi->parent, "Creating debugfs file '%s' failed\n",
+                       "vlan_4k");
+               return;
+       }
+
        node = debugfs_create_file("pvid", S_IRUSR, root, smi,
                                   &fops_rtl8366_pvid);
        if (!node) {
@@ -1110,6 +1198,17 @@ int rtl8366_smi_init(struct rtl8366_smi *smi)
                goto err_free_sck;
        }
 
+       err = rtl8366_init_vlan(smi);
+       if (err) {
+               dev_err(smi->parent, "VLAN initialization failed, err=%d\n",
+                       err);
+               goto err_free_sck;
+       }
+
+       err = rtl8366_enable_all_ports(smi, 1);
+       if (err)
+               goto err_free_sck;
+
        err = rtl8366_smi_mii_init(smi);
        if (err)
                goto err_free_sck;