fastboot not detect my android device - ubuntu

Question

I have Lenovo Yoga Tablet PC 1051L.

I try this :

$ lsusb

result :

Bus 002 Device 006: ID 17ef:77a5 Lenovo 

then:

$ adb devices 

result:

List of devices attached 
Baytrail678EC0A0    device

then I try reboot bootloader:

$ adb reboot bootloader

my tablet reboot and show DIRIODBOOT screen. but when I Try fastboot dont found any device :

$ fastboot devices
$ sudo  fastboot devices
$ sudo fastboot -i 0x17ef devices

or when I try this:

$ sudo fastboot -i 0x17ef reboot

show me:

< waiting for device >

My questions:

why fastboot can't detect my device?

How I Can fix this problem

I have same problem with fastboot in windows 10 but when iRoot installed the Lenovo driver fastboot detect device.But I cant find any driver Lenovo driver in Ubuntu.

Answer 1

Maybe this question can help you...

Try using sudo $(which fastboot)

for instance sudo $(which fastboot) devices

Of course, if it's still actually at the moment...