#include <linux/gpio.h>
#include <linux/spinlock.h>
#include <linux/skbuff.h>
+#include <linux/rtl8366.h>
#ifdef CONFIG_RTL8366S_PHY_DEBUG_FS
#include <linux/debugfs.h>
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;
return err;
}
+EXPORT_SYMBOL_GPL(rtl8366_enable_vlan);
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;
return err;
}
- for (i = 0; i < smi->num_ports; i++) {
- if (i == smi->cpu_port)
- continue;
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rtl8366_reset_vlan);
- err = rtl8366_set_vlan(smi, (i + 1),
- (1 << i) | (1 << smi->cpu_port),
- (1 << i) | (1 << smi->cpu_port),
- 0);
+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;
+
+ 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)
}
EXPORT_SYMBOL_GPL(rtl8366_smi_alloc);
-int rtl8366_smi_init(struct rtl8366_smi *smi)
+static int __rtl8366_smi_init(struct rtl8366_smi *smi, const char *name)
{
int err;
- if (!smi->ops)
- return -EINVAL;
-
- err = gpio_request(smi->gpio_sda, dev_name(smi->parent));
+ err = gpio_request(smi->gpio_sda, name);
if (err) {
- dev_err(smi->parent, "gpio_request failed for %u, err=%d\n",
+ printk(KERN_ERR "rtl8366_smi: gpio_request failed for %u, err=%d\n",
smi->gpio_sda, err);
goto err_out;
}
- err = gpio_request(smi->gpio_sck, dev_name(smi->parent));
+ err = gpio_request(smi->gpio_sck, name);
if (err) {
- dev_err(smi->parent, "gpio_request failed for %u, err=%d\n",
+ printk(KERN_ERR "rtl8366_smi: gpio_request failed for %u, err=%d\n",
smi->gpio_sck, err);
goto err_free_sda;
}
+ spin_lock_init(&smi->lock);
+ return 0;
+
+ err_free_sda:
+ gpio_free(smi->gpio_sda);
+ err_out:
+ return err;
+}
+
+static void __rtl8366_smi_cleanup(struct rtl8366_smi *smi)
+{
+ gpio_free(smi->gpio_sck);
+ gpio_free(smi->gpio_sda);
+}
+
+enum rtl8366_type rtl8366_smi_detect(struct rtl8366_platform_data *pdata)
+{
+ static struct rtl8366_smi smi;
+ enum rtl8366_type type = RTL8366_TYPE_UNKNOWN;
+ u32 reg = 0;
+
+ memset(&smi, 0, sizeof(smi));
+ smi.gpio_sda = pdata->gpio_sda;
+ smi.gpio_sck = pdata->gpio_sck;
+
+ if (__rtl8366_smi_init(&smi, "rtl8366"))
+ goto out;
+
+ if (rtl8366_smi_read_reg(&smi, 0x5c, ®))
+ goto cleanup;
+
+ switch(reg) {
+ case 0x6027:
+ printk("Found an RTL8366S switch\n");
+ type = RTL8366_TYPE_S;
+ break;
+ case 0x5937:
+ printk("Found an RTL8366RB switch\n");
+ type = RTL8366_TYPE_RB;
+ break;
+ default:
+ printk("Found an Unknown RTL8366 switch (id=0x%04x)\n", reg);
+ break;
+ }
+
+cleanup:
+ __rtl8366_smi_cleanup(&smi);
+out:
+ return type;
+}
+
+int rtl8366_smi_init(struct rtl8366_smi *smi)
+{
+ int err;
+
+ if (!smi->ops)
+ return -EINVAL;
+
+ err = __rtl8366_smi_init(smi, dev_name(smi->parent));
+ if (err)
+ goto err_out;
+
spin_lock_init(&smi->lock);
dev_info(smi->parent, "using GPIO pins %u (SDA) and %u (SCK)\n",
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;
return 0;
err_free_sck:
- gpio_free(smi->gpio_sck);
- err_free_sda:
- gpio_free(smi->gpio_sda);
+ __rtl8366_smi_cleanup(smi);
err_out:
return err;
}