diff options
Diffstat (limited to 'target/linux/generic/files/drivers/net')
-rw-r--r-- | target/linux/generic/files/drivers/net/phy/swconfig_leds.c | 104 |
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) { |