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[platform]: turn on/off four leds for breakout-able front panel ports (#723)

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turn on/off four leds for breakout-able front panel ports on arista 7050 qx32 platform
This commit is contained in:
lguohan 2017-06-19 22:16:50 -07:00 committed by GitHub
parent fe56389a0f
commit 894976e155
1 changed files with 11 additions and 9 deletions
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20
device/arista/x86_64-arista_7050_qx32/plugins/led_control.py
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@ -48,21 +48,23 @@ class LedControl(LedControlBase):
if qsfp_index <= 0: if qsfp_index <= 0:
return return
# QSFP indices 1-24 are breakout-capable and have four LEDs, # QSFP indices 1-24 are breakout-capable and have four LEDs, and each LED indicate one lane.
# whereas indices 25-32 are not breakout-capable, and only have one # whereas indices 25-32 are not breakout-capable, and only have one
if qsfp_index <= self.QSFP_BREAKOUT_END_IDX: if qsfp_index <= self.QSFP_BREAKOUT_END_IDX:
led_sysfs_path = self.LED_SYSFS_PATH_BREAKOUT_CAPABLE.format(qsfp_index, 1) # assuming 40G, then we need to control four lanes
led_sysfs_paths = [ self.LED_SYSFS_PATH_BREAKOUT_CAPABLE.format(qsfp_index, i) for i in range(1, 5) ]
else: else:
led_sysfs_path = self.LED_SYSFS_PATH_NO_BREAKOUT.format(qsfp_index) led_sysfs_paths = [ self.LED_SYSFS_PATH_NO_BREAKOUT.format(qsfp_index) ]
led_file = open(led_sysfs_path, "w") for led_sysfs_path in led_sysfs_paths:
led_file = open(led_sysfs_path, "w")
if state == "up": if state == "up":
led_file.write("%d" % self.LED_COLOR_GREEN) led_file.write("%d" % self.LED_COLOR_GREEN)
else: else:
led_file.write("%d" % self.LED_COLOR_OFF) led_file.write("%d" % self.LED_COLOR_OFF)
led_file.close() led_file.close()
# Constructor # Constructor
def __init__(self): def __init__(self):