Hello, terry!
These are my logs (result of all commands in one file) with adb, when image on the screen seen like this.
another time, with the same image on the screen, the output of fbset was different (but, fbset is same when the image on the screen is correct):
kvim2:/ # fbset
fbset
mode “1280x720-0”
# D: 0.000 MHz, H: 0.000 kHz, V: 0.000 Hz
geometry 1280 720 1280 2160 32
timings 0 0 0 0 0 0 0
accel false
rgba 8/0,8/8,8/16,8/24
endmode