usb: gadget: f_ncm: set SuperSpeed bulk descriptor bMaxBurst to 15

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This improves performance on fast connections. When directly
connecting to a Linux laptop running 5.6, single-stream iperf3
goes from ~1.7Gbps to ~2.3Gbps out, and from ~620Mbps to ~720Mbps
in.

Reviewed-by: Maciej Żenczykowski <maze@google.com>
Signed-off-by: Lorenzo Colitti <lorenzo@google.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>

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Lorenzo Colitti 2020-08-25 14:55:04 +09:00 • committed by Felipe Balbi

parent 986499b156

commit a176b1a2a7

1 changed files with 1 additions and 1 deletions

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drivers/usb/gadget/function/f_ncm.c

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