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-rw-r--r--target/linux/generic/files/drivers/net/phy/swconfig_leds.c104
1 files changed, 99 insertions, 5 deletions
diff --git a/target/linux/generic/files/drivers/net/phy/swconfig_leds.c b/target/linux/generic/files/drivers/net/phy/swconfig_leds.c
index 7d122d26cd..dad3c393a0 100644
--- a/target/linux/generic/files/drivers/net/phy/swconfig_leds.c
+++ b/target/linux/generic/files/drivers/net/phy/swconfig_leds.c
@@ -20,6 +20,15 @@
#define SWCONFIG_LED_TIMER_INTERVAL (HZ / 10)
#define SWCONFIG_LED_NUM_PORTS 32
+#define SWCONFIG_LED_PORT_SPEED_NA 0x01 /* unknown speed */
+#define SWCONFIG_LED_PORT_SPEED_10 0x02 /* 10 Mbps */
+#define SWCONFIG_LED_PORT_SPEED_100 0x04 /* 100 Mbps */
+#define SWCONFIG_LED_PORT_SPEED_1000 0x08 /* 1000 Mbps */
+#define SWCONFIG_LED_PORT_SPEED_ALL (SWCONFIG_LED_PORT_SPEED_NA | \
+ SWCONFIG_LED_PORT_SPEED_10 | \
+ SWCONFIG_LED_PORT_SPEED_100 | \
+ SWCONFIG_LED_PORT_SPEED_1000)
+
struct switch_led_trigger {
struct led_trigger trig;
struct switch_dev *swdev;
@@ -28,6 +37,7 @@ struct switch_led_trigger {
u32 port_mask;
u32 port_link;
unsigned long port_traffic[SWCONFIG_LED_NUM_PORTS];
+ u8 link_speed[SWCONFIG_LED_NUM_PORTS];
};
struct swconfig_trig_data {
@@ -40,6 +50,7 @@ struct swconfig_trig_data {
bool prev_link;
unsigned long prev_traffic;
enum led_brightness prev_brightness;
+ u8 speed_mask;
};
static void
@@ -135,6 +146,46 @@ swconfig_trig_port_mask_show(struct device *dev, struct device_attribute *attr,
static DEVICE_ATTR(port_mask, 0644, swconfig_trig_port_mask_show,
swconfig_trig_port_mask_store);
+/* speed_mask file handler - display value */
+static ssize_t swconfig_trig_speed_mask_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+ struct swconfig_trig_data *trig_data = led_cdev->trigger_data;
+
+ read_lock(&trig_data->lock);
+ sprintf(buf, "%#x\n", trig_data->speed_mask);
+ read_unlock(&trig_data->lock);
+
+ return strlen(buf) + 1;
+}
+
+/* speed_mask file handler - store value */
+static ssize_t swconfig_trig_speed_mask_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t size)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+ struct swconfig_trig_data *trig_data = led_cdev->trigger_data;
+ u8 speed_mask;
+ int ret;
+
+ ret = kstrtou8(buf, 0, &speed_mask);
+ if (ret)
+ return ret;
+
+ write_lock(&trig_data->lock);
+ trig_data->speed_mask = speed_mask & SWCONFIG_LED_PORT_SPEED_ALL;
+ write_unlock(&trig_data->lock);
+
+ return size;
+}
+
+/* speed_mask special file */
+static DEVICE_ATTR(speed_mask, 0644, swconfig_trig_speed_mask_show,
+ swconfig_trig_speed_mask_store);
+
static void
swconfig_trig_activate(struct led_classdev *led_cdev)
{
@@ -154,14 +205,22 @@ swconfig_trig_activate(struct led_classdev *led_cdev)
rwlock_init(&trig_data->lock);
trig_data->led_cdev = led_cdev;
trig_data->swdev = sw_trig->swdev;
+ trig_data->speed_mask = SWCONFIG_LED_PORT_SPEED_ALL;
led_cdev->trigger_data = trig_data;
err = device_create_file(led_cdev->dev, &dev_attr_port_mask);
if (err)
goto err_free;
+ err = device_create_file(led_cdev->dev, &dev_attr_speed_mask);
+ if (err)
+ goto err_dev_free;
+
return;
+err_dev_free:
+ device_remove_file(led_cdev->dev, &dev_attr_port_mask);
+
err_free:
led_cdev->trigger_data = NULL;
kfree(trig_data);
@@ -177,6 +236,7 @@ swconfig_trig_deactivate(struct led_classdev *led_cdev)
trig_data = (void *) led_cdev->trigger_data;
if (trig_data) {
device_remove_file(led_cdev->dev, &dev_attr_port_mask);
+ device_remove_file(led_cdev->dev, &dev_attr_speed_mask);
kfree(trig_data);
}
}
@@ -188,6 +248,7 @@ swconfig_trig_led_event(struct switch_led_trigger *sw_trig,
struct swconfig_trig_data *trig_data;
u32 port_mask;
bool link;
+ u8 speed_mask;
trig_data = led_cdev->trigger_data;
if (!trig_data)
@@ -195,6 +256,7 @@ swconfig_trig_led_event(struct switch_led_trigger *sw_trig,
read_lock(&trig_data->lock);
port_mask = trig_data->port_mask;
+ speed_mask = trig_data->speed_mask;
read_unlock(&trig_data->lock);
link = !!(sw_trig->port_link & port_mask);
@@ -203,17 +265,28 @@ swconfig_trig_led_event(struct switch_led_trigger *sw_trig,
swconfig_trig_set_brightness(trig_data, LED_OFF);
} else {
unsigned long traffic;
+ int speedok; /* link speed flag */
int i;
traffic = 0;
+ speedok = 0;
for (i = 0; i < SWCONFIG_LED_NUM_PORTS; i++) {
if (port_mask & (1 << i))
- traffic += sw_trig->port_traffic[i];
+ if (sw_trig->link_speed[i] & speed_mask) {
+ traffic += sw_trig->port_traffic[i];
+ speedok = 1;
+ }
}
- if (trig_data->prev_brightness != LED_FULL)
- swconfig_trig_set_brightness(trig_data, LED_FULL);
- else if (traffic != trig_data->prev_traffic)
+ if (speedok) {
+ /* At least one port speed matches speed_mask */
+ if (trig_data->prev_brightness != LED_FULL)
+ swconfig_trig_set_brightness(trig_data,
+ LED_FULL);
+ else if (traffic != trig_data->prev_traffic)
+ swconfig_trig_set_brightness(trig_data,
+ LED_OFF);
+ } else if (trig_data->prev_brightness != LED_OFF)
swconfig_trig_set_brightness(trig_data, LED_OFF);
trig_data->prev_traffic = traffic;
@@ -258,6 +331,8 @@ swconfig_led_work_func(struct work_struct *work)
for (i = 0; i < SWCONFIG_LED_NUM_PORTS; i++) {
u32 port_bit;
+ sw_trig->link_speed[i] = 0;
+
port_bit = BIT(i);
if ((port_mask & port_bit) == 0)
continue;
@@ -268,8 +343,27 @@ swconfig_led_work_func(struct work_struct *work)
memset(&port_link, '\0', sizeof(port_link));
swdev->ops->get_port_link(swdev, i, &port_link);
- if (port_link.link)
+ if (port_link.link) {
link |= port_bit;
+ switch (port_link.speed) {
+ case SWITCH_PORT_SPEED_UNKNOWN:
+ sw_trig->link_speed[i] =
+ SWCONFIG_LED_PORT_SPEED_NA;
+ break;
+ case SWITCH_PORT_SPEED_10:
+ sw_trig->link_speed[i] =
+ SWCONFIG_LED_PORT_SPEED_10;
+ break;
+ case SWITCH_PORT_SPEED_100:
+ sw_trig->link_speed[i] =
+ SWCONFIG_LED_PORT_SPEED_100;
+ break;
+ case SWITCH_PORT_SPEED_1000:
+ sw_trig->link_speed[i] =
+ SWCONFIG_LED_PORT_SPEED_1000;
+ break;
+ }
+ }
}
if (swdev->ops->get_port_stats) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 19:08:29 +0000